1 2009-11-29 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/42193
4 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
5 to 1 in case of basic block SLP.
6 (vectorizable_load): Likewise.
8 2009-11-28 Jan Hubicka <jh@suse.cz>
10 * cgraph.c (same_body_alias_1): Break out of
11 (same_body_alias): ... here; remove comdat check; it is handled
13 (cgraph_add_thunk): New.
14 (dump_cgraph_node): Dump aliases and thunks.
15 * cgraph.h (cgraph_thunk_info): New structure.
16 (struct cgraph_node): Add thunk info.
17 (cgraph_add_thunk): New.
18 * cgraphunit.c (cgraph_emit_thunks): Remove.
19 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
20 (assemble_thunk): New function.
21 (cgraph_expand_function): Handle thunks.
23 (init_lowered_empty_function): New.
24 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
25 * lto-cgraph.c (lto_output_node): Stream thunk info.
26 (input_node): Likewise.
27 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
28 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
29 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
30 * i386.c (x86_output_mi_thunk): Make output prettier.
32 2009-11-28 Richard Guenther <rguenther@suse.de>
34 PR tree-optimization/42183
35 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
36 address taken. Merge the addressable state of the NRV
37 variable and the result instead of copying it.
39 2009-11-28 Jakub Jelinek <jakub@redhat.com>
41 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
42 malloc_fname variable.
43 (check_allocation_function): Remove unused gsi and bb_level_0
45 (transform_access_sites): Remove unused d_type_size and d_type_size_k
47 * omega.c (resurrect_subs): Remove unused n variable.
48 (omega_solve_geq): Remove unused neweqns variable.
49 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
50 * tree-inline.c (declare_return_variable): Remove USE_P argument,
51 return use instead of var.
52 (remap_decl, remap_block): Remove unused fn variable.
53 (expand_call_inline): Remove unused retvar variable, adjust
54 declare_return_variable caller.
55 (optimize_inline_calls): Remove unused prev_fn variable.
56 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
58 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
60 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
62 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
64 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
65 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
66 parameter. Remove unused par_stmt variable.
67 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
68 (expand_omp_sections): Remove unused l1 variable.
69 (lower_omp_for): Remove unused ilist variable.
70 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
71 Remove unused has_upstream_mem_write_p variable.
72 * recog.c (decode_asm_operands): Remove unused noperands variable.
73 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
75 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
76 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
78 (gen_conditions_for_pow): Remove unused ec variable.
79 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
81 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
83 * tree-ssa-sink.c (statement_sink_location): Remove unused code
85 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
87 * tree-complex.c (create_one_component_var): Remove unused inner_type
89 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
90 unnecessarily when GEN_*CALL omits that argument.
91 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
92 (build_def_use): Remove unused icode variable.
93 * ipa-pure-const.c (check_call): Remove unused callee and avail
95 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
96 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
98 (vect_pattern_recog): Remove unused stmt variable.
99 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
100 new_regions variable.
101 * postreload.c (reload_cse_simplify_operands): Remove unused mode
103 * tree-parloops.c (create_call_for_reduction_1): Remove unused
105 (create_parallel_loop): Remove unused res variable.
106 (gen_parallel_loop): Remove unused nloop variable.
107 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
108 * value-prof.c (gimple_mod_subtract_transform,
109 gimple_stringops_transform): Remove unused value variable.
110 (gimple_stringops_values_to_profile): Remove unused fcode variable.
111 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
112 (vrp_visit_switch_stmt): Remove unused n variable.
113 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
115 (vectorizable_operation): Remove unused shift_p variable.
116 (vectorizable_store): Remove unused first_stmt_vinfo variable.
117 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
118 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
120 (vect_permute_store_chain): Remove unused scalar_dest variable.
121 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
123 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
125 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
127 * optabs.c (expand_binop): Remove unused equiv_value variable.
128 (emit_libcall_block): Remove unused prev variable.
129 (init_optabs): Remove unused int_mode variable.
130 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
132 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
133 (find_func_aliases): Remove unused rhstype variable.
134 (ipa_pta_execute): Remove unused varid variable.
136 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
138 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
140 2009-11-28 David Binderman <dcb314@hotmail.com>
142 * ira-color.c (put_allocno_into_bucket): Remove set but not used
143 local variable hard_regs_num.
144 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
145 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
146 * lower-subreg.c (decompose_multiword_subregs): Remove next.
148 2009-11-27 Martin Jambor <mjambor@suse.cz>
151 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
152 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
153 for vector and complex types.
154 (get_adjustment_for_base): Describe return value in the comment.
156 2009-11-27 Nick Clifton <nickc@redhat.com>
158 * longlong.h (count_leading_zeros): Define macro for stormy16
160 (COUNT_LEADING_ZEROS_0): Likewise.
161 * config/stormy16/stormy16-lib2.c: Arrange for separate
162 compilation of each function.
163 (__ffshi2): New function.
164 (__stormy16_count_leading_zeros): New function.
165 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
166 compile each function into its own object file.
167 (stormy16-lib2-ashlsi3.c): New stub file.
168 (stormy16-lib2-ashrsi3.c): New stub file.
169 (stormy16-lib2-clzhi2.c): New stub file.
170 (stormy16-lib2-count-leading-zeros.c): New stub file.
171 (stormy16-lib2-ctzhi2.c): New stub file.
172 (stormy16-lib2-divsi3.c): New stub file.
173 (stormy16-lib2-ffshi2.c): New stub file.
174 (stormy16-lib2-lshrsi3.c): New stub file.
175 (stormy16-lib2-modsi3.c): New stub file.
176 (stormy16-lib2-parityhi2.c): New stub file.
177 (stormy16-lib2-popcounthi2.c): New stub file.
178 (stormy16-lib2-udivmodsi4.c): New stub file.
179 (stormy16-lib2-udivsi3.c): New stub file.
180 (stormy16-lib2-umodsi3.c): New stub file.
182 2009-11-27 Richard Henderson <rth@redhat.com>
184 * config/i386/sse.md (vec_interleave_highv16qi,
185 vec_interleave_lowv16qi, vec_interleave_highv8hi,
186 vec_interleave_lowv8hi, vec_interleave_highv4si,
187 vec_interleave_lowv4si, vec_interleave_highv2di,
188 vec_interleave_lowv2di, vec_interleave_highv4sf,
189 vec_interleave_lowv4sf, vec_interleave_highv2df,
190 vec_interleave_lowv2df): Remove expanders.
191 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
192 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
193 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
194 Rename to their proper vec_interleave equivalent. Update all users
196 * config/i386/i386.c, config/i386/i386.md: Update all users.
198 2009-11-27 Michael Matz <matz@suse.de>
200 PR rtl-optimization/42084
201 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
202 use it to stop walking.
203 (expand_gimple_cond): Adjust call to above.
205 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
208 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
209 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
210 __extension__ to allow cast from function pointer to object
212 * doc/install.texi (--enable-threads): Clarify use of Solaris
215 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
217 * config/ia64/itanium1.md: Remove.
218 * config/ia64/ia64.md: Do not include it.
219 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
220 "itanium1", and "merced" from the processor alias table.
221 (clocks, add_cycles): Remove global variables.
222 (ia64_sched_reorder2): Don't set/use them.
223 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
224 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
226 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
228 * config/s390/s390.c (last_scheduled_insn): New variable.
229 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
231 (s390_sched_reorder, s390_sched_variable_issue): New functions.
232 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
235 2009-11-27 Michael Matz <matz@suse.de>
238 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
240 2009-11-27 Richard Guenther <rguenther@suse.de>
242 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
243 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
244 * loop-init.c (pass_rtl_move_loop_invariants): Use
245 TV_LOOP_MOVE_INVARIANTS.
246 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
247 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
248 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
250 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
252 * emit-rtl.c (next_active_insn, prev_active_insn): Correct
255 2009-11-27 Jakub Jelinek <jakub@redhat.com>
257 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
258 unused insn variable.
259 * genemit.c (output_peephole2_scratches): Only declare and initialize
260 _regs_allocated if it will be ever used.
261 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
263 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
264 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
267 * opts.c (decode_options): If optimize is bigger than 255,
270 2009-11-26 Richard Henderson <rth@redhat.com>
272 * config/i386/sse.md (mulv16qi3): Change back from an expander
273 to an insn-and-split.
274 (mulv4si): Mention AVX not XOP for AVX exception.
275 (*sse2_mulv4si3): Likewise.
276 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
278 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
280 * cfgexpand (n_stack_vars_conflict): New static variable.
281 (triangular_index): Reduce likelyhood of overflow by performing
282 the division before the multiplication.
283 (resize_stack_vars_conflict): Call fatal_error if overflow
284 occurred in triangular_index. Update n_stack_vars_conflict.
287 * regrename.c (struct du_chain): Remove member earlyclobber.
288 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
290 (scan_rtx): Remove argument earlyclobber, all callers changed.
291 (hide_operands, restore_operands, record_out_operands): New functions,
292 broken out of build_def_use.
293 (build_def_use): Call them as necessary.
295 * regrename.c (struct du_head): New members id, conflicts,
296 hard_conflicts and cannot_rename.
297 (enum scan_actions): Remove terminate_all_read and
298 terminate_overlapping_read; add mark_all_read.
299 (scan_actions_name): Likewise.
300 (du_head_p): New typedef. Define a vector type for it.
301 (id_to_chain): New static variable.
302 (note_sets, clear_dead_regs): Delete functions.
303 (free_chain_data): New function.
304 (merge_overlapping_regs): Simply walk the conflicts bitmap.
305 Remove argument B, all callers changed.
306 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
307 the cannot_rename bit set. Update regno and nregs of a renamed chain.
308 Call free_chain_data when done.
309 (do_replace): Remove death notes when the renamed reg is set in the
310 last insn; add them if not.
311 (mark_conflict, note_sets_clobbers): New static function.
312 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
314 (scan_rtx_reg): Keep track of conflicts between chains, and between
315 chains and hard regs. Don't terminate chains when we find a read we
316 can't handle, mark it unrenameable instead. For terminate_write,
317 terminate chains that are written with an exact match or a superset
318 of registers. Set fail_current_block if multi-word lifetimes are too
320 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
321 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
322 free memory for them when done.
323 Rearrange the steps so that earlyclobbers are noted before reads
324 are processed. Add new steps to keep track of hard register lifetimes
325 outside insn operands.
327 2009-11-26 Richard Guenther <rguenther@suse.de>
329 * tree-ssa-dce.c (nr_walks): New variable.
330 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
331 (perform_tree_ssa_dce): Init nr_walks.
333 2009-11-26 Michael Matz <matz@suse.de>
335 PR tree-optimization/41905
336 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
337 below statements that can't fall thru.
339 2009-11-26 Michael Matz <matz@suse.de>
341 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
342 expand_builtin_sprintf): Remove.
343 (expand_builtin): Don't call them.
345 2009-11-26 Richard Guenther <rguenther@suse.de>
347 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
349 2009-11-26 Nick Clifton <nickc@redhat.com>
351 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
352 being used incorrectly.
353 (rx_function_ok_for_sibcall): New function. Do not allow indirect
354 sibcalls, or sibcalls from interrupt functions.
355 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
356 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
357 for a MEM inside a MEM.
358 (sibcall_value): Likewise.
359 (sibcall_internal): New pattern containing old sibcall pattern.
360 (sibcall_value_internal): Likewise.
362 2009-11-25 Richard Henderson <rth@redhat.com>
364 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
365 optional 3rd argument to define the mode.
366 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
367 (V2UDI, V4USI, V8UHI, V16UQI): New.
368 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
369 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
370 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
371 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
372 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
373 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
374 (bdesc_args): Add the builtin definitions to match.
375 (ix86_expand_builtin): Expand them.
376 (ix86_builtin_vectorization_cost): Rename from
377 x86_builtin_vectorization_cost.
378 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
379 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
380 expand_vec_perm_blend, expand_vec_perm_vpermil,
381 expand_vec_perm_pshufb, expand_vec_perm_1,
382 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
383 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
384 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
385 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
386 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
387 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
388 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
389 * sse.md (SSEMODE_EO): New.
390 (vec_extract_even<mode>): Use SSEMODE_EO and
391 ix86_expand_vec_extract_even_odd.
392 (vec_extract_odd<mode>): Likewise.
393 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
394 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
396 2009-11-25 Richard Henderson <rth@redhat.com>
398 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
399 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
400 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
401 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
402 the vector constant here...
403 (vect_transform_slp_perm_load): ... do it here instead. Validate
404 that the permutation vector is implementable by the target.
406 2009-11-25 Jakub Jelinek <jakub@redhat.com>
408 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
409 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
411 * print-rtl.c (print_rtx): When printing newline, append
412 print_rtx_head and indentation after the newline.
415 * config/i386/i386.c (print_operand): For 32-byte memory use
416 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
417 * config/i386/i386.md (crc32modesuffix): Expand to nothing
419 (sse4_2_crc32di): Print just crc32 instead of crc32q in
421 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
422 memory operand in -masm=intel mode.
423 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
424 *sse2_pinsrw): Likewise.
425 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
426 q suffix in -masm=intel mode.
428 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
433 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
434 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
435 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
436 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
437 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
439 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
441 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
443 * config/i386/predicates.md (emms_operation): New predicate.
444 (vzeroupper_operation): Ditto.
445 (vzeroall_operation): Improve pattern recognition.
446 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
447 (avx_vzeroupper): Change insn pattern to expander.
448 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
450 (*avx_vzeroall): Remove operands 1 and 2.
451 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
453 (*mmx_emms): New insn pattern. Use emms_operation predicate.
455 * config/i386/i386.c (enum ix86_builtins)
456 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
457 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
458 Remove initailization.
459 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
461 2009-11-25 Paul Brook <paul@codesourcery.com>
463 * config/arm/arm.md (consttable_4): Handle (high ...).
465 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
466 Richard Earnshaw <rearnsha@arm.com>
468 * arm.h (enum vfp_reg_type): Add VFP_NONE.
469 * arm.c (all_fpus): Use it for floating point units that aren't based
470 on the VFP architecture.
471 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
474 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
476 * alias.c: Remove trailing white spaces.
477 * alloc-pool.c: Likewise.
478 * alloc-pool.h: Likewise.
479 * attribs.c: Likewise.
480 * auto-inc-dec.c: Likewise.
481 * basic-block.h: Likewise.
482 * bb-reorder.c: Likewise.
483 * bt-load.c: Likewise.
484 * builtins.c: Likewise.
485 * builtins.def: Likewise.
486 * c-common.c: Likewise.
487 * c-common.h: Likewise.
488 * c-cppbuiltin.c: Likewise.
489 * c-decl.c: Likewise.
490 * c-format.c: Likewise.
493 * c-opts.c: Likewise.
494 * c-parser.c: Likewise.
495 * c-pretty-print.c: Likewise.
496 * c-tree.h: Likewise.
497 * c-typeck.c: Likewise.
498 * caller-save.c: Likewise.
501 * cfganal.c: Likewise.
502 * cfgexpand.c: Likewise.
503 * cfghooks.c: Likewise.
504 * cfghooks.h: Likewise.
505 * cfglayout.c: Likewise.
506 * cfgloop.c: Likewise.
507 * cfgloop.h: Likewise.
508 * cfgloopmanip.c: Likewise.
509 * cfgrtl.c: Likewise.
510 * cgraph.c: Likewise.
511 * cgraph.h: Likewise.
512 * cgraphbuild.c: Likewise.
513 * cgraphunit.c: Likewise.
514 * cif-code.def: Likewise.
515 * collect2.c: Likewise.
516 * combine.c: Likewise.
517 * convert.c: Likewise.
518 * coverage.c: Likewise.
519 * crtstuff.c: Likewise.
521 * cselib.c: Likewise.
522 * dbgcnt.c: Likewise.
523 * dbgcnt.def: Likewise.
524 * dbgcnt.h: Likewise.
525 * dbxout.c: Likewise.
529 * defaults.h: Likewise.
530 * df-byte-scan.c: Likewise.
531 * df-core.c: Likewise.
532 * df-problems.c: Likewise.
533 * df-scan.c: Likewise.
536 * diagnostic.c: Likewise.
537 * diagnostic.h: Likewise.
538 * dominance.c: Likewise.
539 * domwalk.c: Likewise.
540 * double-int.c: Likewise.
541 * double-int.h: Likewise.
543 * dwarf2asm.c: Likewise.
544 * dwarf2asm.h: Likewise.
545 * dwarf2out.c: Likewise.
546 * ebitmap.c: Likewise.
547 * ebitmap.h: Likewise.
548 * emit-rtl.c: Likewise.
549 * et-forest.c: Likewise.
550 * except.c: Likewise.
551 * except.h: Likewise.
552 * expmed.c: Likewise.
557 * fold-const.c: Likewise.
558 * function.c: Likewise.
559 * function.h: Likewise.
560 * fwprop.c: Likewise.
562 * gcov-dump.c: Likewise.
563 * gcov-io.c: Likewise.
564 * gcov-io.h: Likewise.
567 * genattr.c: Likewise.
568 * genattrtab.c: Likewise.
569 * genautomata.c: Likewise.
570 * genchecksum.c: Likewise.
571 * genconfig.c: Likewise.
572 * genflags.c: Likewise.
573 * gengtype-parse.c: Likewise.
574 * gengtype.c: Likewise.
575 * gengtype.h: Likewise.
576 * genmddeps.c: Likewise.
577 * genmodes.c: Likewise.
578 * genopinit.c: Likewise.
579 * genpreds.c: Likewise.
580 * gensupport.c: Likewise.
581 * ggc-common.c: Likewise.
582 * ggc-page.c: Likewise.
583 * ggc-zone.c: Likewise.
585 * gimple-iterator.c: Likewise.
586 * gimple-low.c: Likewise.
587 * gimple-pretty-print.c: Likewise.
588 * gimple.c: Likewise.
589 * gimple.def: Likewise.
590 * gimple.h: Likewise.
591 * gimplify.c: Likewise.
592 * graphds.c: Likewise.
593 * graphite-clast-to-gimple.c: Likewise.
594 * gthr-nks.h: Likewise.
595 * gthr-posix.c: Likewise.
596 * gthr-posix.h: Likewise.
597 * gthr-posix95.h: Likewise.
598 * gthr-single.h: Likewise.
599 * gthr-tpf.h: Likewise.
600 * gthr-vxworks.h: Likewise.
602 * haifa-sched.c: Likewise.
603 * hard-reg-set.h: Likewise.
606 * hosthooks.h: Likewise.
609 * incpath.c: Likewise.
610 * init-regs.c: Likewise.
611 * integrate.c: Likewise.
612 * ipa-cp.c: Likewise.
613 * ipa-inline.c: Likewise.
614 * ipa-prop.c: Likewise.
615 * ipa-pure-const.c: Likewise.
616 * ipa-reference.c: Likewise.
617 * ipa-struct-reorg.c: Likewise.
618 * ipa-struct-reorg.h: Likewise.
619 * ipa-type-escape.c: Likewise.
620 * ipa-type-escape.h: Likewise.
621 * ipa-utils.c: Likewise.
622 * ipa-utils.h: Likewise.
624 * ira-build.c: Likewise.
625 * ira-color.c: Likewise.
626 * ira-conflicts.c: Likewise.
627 * ira-costs.c: Likewise.
628 * ira-emit.c: Likewise.
629 * ira-int.h: Likewise.
630 * ira-lives.c: Likewise.
633 * lambda-code.c: Likewise.
634 * lambda-mat.c: Likewise.
635 * lambda-trans.c: Likewise.
636 * lambda.h: Likewise.
637 * langhooks.c: Likewise.
639 * libgcov.c: Likewise.
641 * loop-doloop.c: Likewise.
642 * loop-init.c: Likewise.
643 * loop-invariant.c: Likewise.
644 * loop-iv.c: Likewise.
645 * loop-unroll.c: Likewise.
646 * lower-subreg.c: Likewise.
647 * lto-cgraph.c: Likewise.
648 * lto-compress.c: Likewise.
649 * lto-opts.c: Likewise.
650 * lto-section-in.c: Likewise.
651 * lto-section-out.c: Likewise.
652 * lto-streamer-in.c: Likewise.
653 * lto-streamer-out.c: Likewise.
654 * lto-streamer.c: Likewise.
655 * lto-streamer.h: Likewise.
656 * lto-symtab.c: Likewise.
657 * lto-wpa-fixup.c: Likewise.
658 * matrix-reorg.c: Likewise.
660 * mode-switching.c: Likewise.
661 * modulo-sched.c: Likewise.
664 * omp-low.c: Likewise.
665 * optabs.c: Likewise.
666 * optabs.h: Likewise.
667 * opts-common.c: Likewise.
669 * params.def: Likewise.
670 * params.h: Likewise.
671 * passes.c: Likewise.
672 * plugin.c: Likewise.
673 * postreload-gcse.c: Likewise.
674 * postreload.c: Likewise.
675 * predict.c: Likewise.
676 * predict.def: Likewise.
677 * pretty-print.c: Likewise.
678 * pretty-print.h: Likewise.
679 * print-rtl.c: Likewise.
680 * print-tree.c: Likewise.
681 * profile.c: Likewise.
682 * read-rtl.c: Likewise.
685 * reg-stack.c: Likewise.
686 * regcprop.c: Likewise.
687 * reginfo.c: Likewise.
688 * regmove.c: Likewise.
689 * regrename.c: Likewise.
691 * regstat.c: Likewise.
692 * reload.c: Likewise.
693 * reload1.c: Likewise.
694 * resource.c: Likewise.
698 * rtlanal.c: Likewise.
699 * sbitmap.c: Likewise.
700 * sched-deps.c: Likewise.
701 * sched-ebb.c: Likewise.
702 * sched-int.h: Likewise.
703 * sched-rgn.c: Likewise.
704 * sched-vis.c: Likewise.
705 * sdbout.c: Likewise.
706 * sel-sched-dump.c: Likewise.
707 * sel-sched-dump.h: Likewise.
708 * sel-sched-ir.c: Likewise.
709 * sel-sched-ir.h: Likewise.
710 * sel-sched.c: Likewise.
711 * sel-sched.h: Likewise.
714 * simplify-rtx.c: Likewise.
715 * stack-ptr-mod.c: Likewise.
717 * stor-layout.c: Likewise.
718 * store-motion.c: Likewise.
719 * stringpool.c: Likewise.
720 * stub-objc.c: Likewise.
721 * sync-builtins.def: Likewise.
722 * target-def.h: Likewise.
723 * target.h: Likewise.
724 * targhooks.c: Likewise.
725 * targhooks.h: Likewise.
726 * timevar.c: Likewise.
728 * toplev.c: Likewise.
729 * toplev.h: Likewise.
730 * tracer.c: Likewise.
731 * tree-affine.c: Likewise.
732 * tree-affine.h: Likewise.
733 * tree-browser.def: Likewise.
734 * tree-call-cdce.c: Likewise.
735 * tree-cfg.c: Likewise.
736 * tree-cfgcleanup.c: Likewise.
737 * tree-chrec.c: Likewise.
738 * tree-chrec.h: Likewise.
739 * tree-complex.c: Likewise.
740 * tree-data-ref.c: Likewise.
741 * tree-data-ref.h: Likewise.
742 * tree-dfa.c: Likewise.
743 * tree-dump.c: Likewise.
744 * tree-dump.h: Likewise.
745 * tree-eh.c: Likewise.
746 * tree-flow-inline.h: Likewise.
747 * tree-flow.h: Likewise.
748 * tree-if-conv.c: Likewise.
749 * tree-inline.c: Likewise.
750 * tree-into-ssa.c: Likewise.
751 * tree-loop-distribution.c: Likewise.
752 * tree-loop-linear.c: Likewise.
753 * tree-mudflap.c: Likewise.
754 * tree-nested.c: Likewise.
755 * tree-nomudflap.c: Likewise.
756 * tree-nrv.c: Likewise.
757 * tree-object-size.c: Likewise.
758 * tree-optimize.c: Likewise.
759 * tree-outof-ssa.c: Likewise.
760 * tree-parloops.c: Likewise.
761 * tree-pass.h: Likewise.
762 * tree-phinodes.c: Likewise.
763 * tree-predcom.c: Likewise.
764 * tree-pretty-print.c: Likewise.
765 * tree-profile.c: Likewise.
766 * tree-scalar-evolution.c: Likewise.
767 * tree-ssa-address.c: Likewise.
768 * tree-ssa-alias.c: Likewise.
769 * tree-ssa-ccp.c: Likewise.
770 * tree-ssa-coalesce.c: Likewise.
771 * tree-ssa-copy.c: Likewise.
772 * tree-ssa-copyrename.c: Likewise.
773 * tree-ssa-dce.c: Likewise.
774 * tree-ssa-dom.c: Likewise.
775 * tree-ssa-dse.c: Likewise.
776 * tree-ssa-forwprop.c: Likewise.
777 * tree-ssa-ifcombine.c: Likewise.
778 * tree-ssa-live.c: Likewise.
779 * tree-ssa-live.h: Likewise.
780 * tree-ssa-loop-ch.c: Likewise.
781 * tree-ssa-loop-im.c: Likewise.
782 * tree-ssa-loop-ivcanon.c: Likewise.
783 * tree-ssa-loop-ivopts.c: Likewise.
784 * tree-ssa-loop-manip.c: Likewise.
785 * tree-ssa-loop-niter.c: Likewise.
786 * tree-ssa-loop-prefetch.c: Likewise.
787 * tree-ssa-loop-unswitch.c: Likewise.
788 * tree-ssa-loop.c: Likewise.
789 * tree-ssa-math-opts.c: Likewise.
790 * tree-ssa-operands.c: Likewise.
791 * tree-ssa-operands.h: Likewise.
792 * tree-ssa-phiopt.c: Likewise.
793 * tree-ssa-phiprop.c: Likewise.
794 * tree-ssa-pre.c: Likewise.
795 * tree-ssa-propagate.c: Likewise.
796 * tree-ssa-reassoc.c: Likewise.
797 * tree-ssa-sccvn.c: Likewise.
798 * tree-ssa-sink.c: Likewise.
799 * tree-ssa-structalias.c: Likewise.
800 * tree-ssa-ter.c: Likewise.
801 * tree-ssa-threadedge.c: Likewise.
802 * tree-ssa-threadupdate.c: Likewise.
803 * tree-ssa-uncprop.c: Likewise.
804 * tree-ssa.c: Likewise.
805 * tree-ssanames.c: Likewise.
806 * tree-switch-conversion.c: Likewise.
807 * tree-tailcall.c: Likewise.
808 * tree-vect-data-refs.c: Likewise.
809 * tree-vect-generic.c: Likewise.
810 * tree-vect-loop-manip.c: Likewise.
811 * tree-vect-loop.c: Likewise.
812 * tree-vect-patterns.c: Likewise.
813 * tree-vect-slp.c: Likewise.
814 * tree-vect-stmts.c: Likewise.
815 * tree-vectorizer.c: Likewise.
816 * tree-vectorizer.h: Likewise.
817 * tree-vrp.c: Likewise.
819 * tree.def: Likewise.
821 * treestruct.def: Likewise.
822 * unwind-compat.c: Likewise.
823 * unwind-dw2-fde-glibc.c: Likewise.
824 * unwind-dw2.c: Likewise.
825 * value-prof.c: Likewise.
826 * value-prof.h: Likewise.
827 * var-tracking.c: Likewise.
828 * varasm.c: Likewise.
829 * varpool.c: Likewise.
832 * vmsdbgout.c: Likewise.
834 * xcoffout.c: Likewise.
836 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
838 * pa.c (output_call): Only use sr4 for long interspace calls if
839 call binds local and generating non PIC code.
840 (attr_length_call): Adjust length calculation for above.
842 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
844 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
845 (add<mode>3_carry): Change operand order of plus RTX.
846 (*add<mode>3_carry): Ditto.
847 (*addsi3_carry_zext): Ditto.
848 (*add<dwi>3_doubleword): Update for changed operand order.
849 (*negti2_1 splitter): Ditto.
850 (*negdi2_1 splitter): Ditto.
851 (<plusminus_insn><mode>3_carry): Macroize expander from
852 {add,sub}<mode>3_carry patterns using plusminus code iterator.
853 (*<plusminus_insn><mode>3_carry): Macroize insn from
854 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
855 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
856 patterns using SDWIM mode iterator.
857 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
858 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
859 using DWIH mode iterator.
860 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
861 using SWI mode iterator.
862 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
863 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
864 patterns using SWIM mode iterator.
865 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
866 patterns using SWI248 mode iterator.
867 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
868 patterns using SWI mode iterator.
869 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
870 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
872 2009-11-24 Michael Matz <matz@suse.de>
874 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
876 2009-11-24 David Binderman <dcb314@hotmail.com>
878 * expr.c (store_field): Remove set but not used local variable
880 (expand_expr_real_2): Remove treeop2.
881 * gcse.c (update_ld_motion_stores): Remove new_rtx.
882 * haifa-sched.c (max_issue): Remove points.
883 (sched_create_recovery_edges): Remove e.
884 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
886 2009-11-24 Nick Clifton <nickc@redhat.com>
888 * config/v850/v850.c (function_arg): Fix handling of zero-length
891 2009-11-24 Michael Matz <matz@suse.de>
893 * tree.h (union tree_ann_d): Don't declare.
894 (tree_base): Remove ann field.
895 (struct var_ann_d): Declare forward.
896 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
897 (DECL_VAR_ANN_PTR): New macro.
898 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
899 accept only VAR, PARM or RESULT decls.
900 (create_tree_common_ann): Remove.
901 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
902 * tree-eh.c (lookup_expr_eh_lp): Remove.
903 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
905 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
906 * tree-flow.h (enum tree_ann_type): Remove.
907 (struct tree_ann_common_d): Remove.
908 (struct var_ann_d): Remove common field.
909 (union tree_ann_d): Remove.
910 (tree_ann_t, tree_ann_common_t): Remove typedefs.
911 (tree_common_ann, get_tree_common_ann, ann_type,
912 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
913 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
914 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
915 * builtins.c (expand_builtin_memcpy): Use
916 currently_expanding_gimple_stmt instead of tree annotation.
917 (expand_builtin_memset_args): Ditto.
918 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
919 (expand_call_stmt): Don't set tree annotation.
920 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
921 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
922 * gimple.h (currently_expanding_gimple_stmt): Declare.
924 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
926 * dwarf2out.c (add_location_or_const_value_attribute): Remove
927 useless NOTE_VAR_LOCATION_STATUS call.
928 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
930 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
932 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
933 being called recursively.
935 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
937 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
938 $(MD5_H) params.def params.h prefix.h tree-inline.h.
940 2009-11-24 Paul Brook <paul@codesourcery.com>
942 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
945 2009-11-24 Julian Brown <julian@codesourcery.com>
946 Paul Brook <paul@codesourcery.com>
948 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
949 (arm_dwarf_register_span): New function.
950 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
952 2009-11-24 David Binderman <dcb314@hotmail.com>
954 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
955 local variable bb_note.
956 * dominance.c (get_dominated_by): Likewise local var n.
957 (output_file_names): Likewise local var idx.
958 (add_location_or_const_value_attribute): Likewise local var status.
959 * dwarf2out.c (gen_variable_die): Likewise local var field.
960 * emit-rtl.c (no_line_numbers): Remove.
961 (init_emit_once): Remove line_numbers parameter.
962 * rtl.h (init_emit_once): Adjust prototype.
963 * toplev.c (backend_init): Adjust init_emit_once call.
965 2009-11-24 Richard Guenther <rguenther@suse.de>
967 PR tree-optimization/42142
968 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
969 Handle iv-dependent (non-)kills properly.
970 (mark_aliased_reaching_defs_necessary): Pass the basic-block
971 of the reference statement to mark_aliased_reaching_defs_necessary_1.
973 2009-11-24 Martin Jambor <mjambor@suse.cz>
975 PR tree-optimization/42154
976 * tree-sra.c (struct access): Added comments.
977 (sra_modify_expr): Build references to the old aggregate with
978 build_ref_for_offset instead of reusing access->expr.
979 (load_assign_lhs_subreplacements): Likewise.
981 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
985 (sub<mode>3_carry): Ditto.
986 (x86_mov<mode>cc_0_m1): Ditto.
987 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
988 for ix86_carry_flag_operator operator predicate.
989 (*sub<mode>3_carry): Ditto.
990 (*x86_mov<mode>cc_0_m1): Ditto.
991 (*addsi3_carry_zext): Use VOIDmode match_operator for
992 ix86_carry_flag_operator operator predicate.
993 (*subsi3_carry_zext): Ditto.
994 (*x86_mov<mode>cc_0_m1_s): Ditto.
995 (*x86_mov<mode>cc_0_m1_neg): Ditto.
996 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
997 check operator sub-expressions for FLAGS_REG and const0_rtx.
998 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
999 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1000 (ix86_expand_int_addcc): Update calls to
1001 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1002 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1003 Do not set mode of compare operation.
1005 2009-11-23 Jan Hubicka <jh@suse.cz>
1008 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1011 2009-11-23 Jan Hubicka <jh@suse.cz>
1013 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1014 wrong profile updates.
1015 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1016 having largest frequency.
1017 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1018 used uninitalized warning.
1019 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1022 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1024 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1025 of gen_rtx_REG to generate operand 5.
1026 (*cmp_ssub_sidi): Ditto.
1028 2009-11-23 Richard Henderson <rth@redhat.com>
1030 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1033 2009-11-23 Paul Brook <paul@codesourcery.com>
1035 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1036 case for noreturn functions.
1037 (arm_compute_save_reg_mask): Remove special noreturn handling.
1039 2009-11-23 Richard Guenther <rguenther@suse.de>
1041 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1042 size for DECL bases.
1044 2009-11-22 Richard Henderson <rth@redhat.com>
1046 * i386.c (avx_vpermilp_parallel): New function.
1047 * i386-protos.h: Declare it.
1048 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1049 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1050 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1051 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1052 (vpermilbits): Remove.
1053 (avx_vpermil<mode>): Change insns to expanders.
1054 (*avx_vpermil<mode>): New. Use vec_select.
1056 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1058 * opts.c (decode_options): Don't enable flag_schedule_insns
1059 when optimizing for size.
1060 * doc/invoke.texi: Document change.
1062 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1065 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1066 of scratch register to SImode.
1067 (*cmp_sadd_sidi): Ditto.
1068 (*cmp_ssub_si): Ditto.
1069 (*cmp_ssub_sidi): Ditto.
1071 2009-11-21 Ian Lance Taylor <iant@google.com>
1073 * Makefile.in (HOST_LIBS): Move higher in file.
1074 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1075 is not empty, set to $(CC) and $(CFLAGS).
1077 2009-11-22 Martin Jambor <mjambor@suse.cz>
1079 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1080 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1081 (verify_gimple_call): Verify LHS also with with
1082 verify_types_in_gimple_reference.
1084 2009-11-21 Martin Jambor <mjambor@suse.cz>
1087 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1088 (splice_param_accesses): Check all accesses by calling
1089 access_precludes_ipa_sra_p.
1090 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1091 not convert types if it is true.
1092 (sra_ipa_modify_assign): Convert types in case of mismatch.
1094 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1096 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1099 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1101 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1102 (mips_mulsidi3_gen_fn): Declare new function.
1103 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1104 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1105 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1106 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1107 (mulsidi3_64bit_dmul): New define_insn.
1109 2009-11-21 Ben Elliston <bje@au.ibm.com>
1111 * gengtype-lex.l: Enable noinput flex option.
1112 (YY_NO_INPUT): Remove define.
1114 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1116 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1117 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1118 (insert_debug_temps_for_defs): Handle PHI nodes.
1119 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1122 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1124 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1125 after remove_phi_node.
1127 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1129 PR tree-optimization/42078
1130 * gimple.h (gimple_replace_lhs): New declaration.
1131 * gimple.c (gimple_replace_lhs): New function.
1132 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1135 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1137 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1138 (xop_mulv2div2di3_low): Same.
1139 (*xop_pmacsdqh_mem): Same.
1141 2009-11-20 Richard Henderson <rth@redhat.com>
1143 * config/i386/i386-builtin-types.awk: New file.
1144 * config/i386/i386-builtin-types.def: New file.
1145 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1146 * config/i386/i386.c: Include it.
1147 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1148 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1149 (struct builtin_isa): Remove GTY marker. Replace tree type with
1150 ix86_builtin_func_type; add set_and_not_built_p.
1151 (def_builtin): Change type parameter to tcode; use
1152 ix86_get_builtin_func_type; update all callers. Accept zero mask
1153 to mean the builtin is unconditionally available.
1154 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1156 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1157 Update some users to rationalized enumeration codes from new include.
1158 (enum multi_arg_type): Remove. Replace all enumeration values
1159 with defines to new ix86_builtin_func_type.
1160 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1161 all type resolution to def_builtin.
1162 (ix86_init_builtin_types): Split out from ...
1163 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1165 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1168 * config/rs6000/rs6000.c (struct machine_function): Revert
1169 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1170 (rs6000_expand_to_rtl_hook): Ditto.
1171 (rs6000_check_vector_mode): Ditto.
1172 (compute_vrsave_mask): Ditto.
1174 2009-11-20 Paul Brook <paul@codesourcery.com>
1176 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1177 * config/arm/arm-cores.def: Add cortex-a5.
1178 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1179 * config/arm/arm-tune.md: Regenerate.
1181 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1184 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1185 (ref_pos): New field in structure.
1186 (insert_new_var_in_stmt): New function.
1189 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1191 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1192 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1193 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1194 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1195 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1196 INT_LEAST64_TYPE): Define.
1197 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1198 UINT_LEAST64_TYPE): Define.
1199 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1200 INT_FAST64_TYPE): Define.
1201 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1202 UINT_FAST64_TYPE): Define.
1203 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1205 2009-11-20 Julian Brown <julian@codesourcery.com>
1207 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1208 specially for Thumb-1.
1209 (ASM_OUTPUT_REG_POP): Likewise.
1211 2009-11-19 Jason Merrill <jason@redhat.com>
1213 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1215 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1216 Rafael Avila de Espindola <espindola@google.com>
1218 * doc/plugins.texi (Plugin initialization): Added advices for
1219 retrieving the version of GCC at plugin compilation and loading times.
1221 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1223 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1224 (dump_active_plugins): output to file everything. Use
1225 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1227 2009-11-19 Richard Guenther <rguenther@suse.de>
1229 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1230 around truth-valued expressions.
1231 * tree.c (free_lang_data): Untangle check for LTO frontend.
1233 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1235 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1236 of cgraph_node_for_decl.
1237 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1238 * cgraph.c (cgraph_node_for_decl): Remove.
1239 (cgraph_get_node): Just return NULL if !cgraph_hash.
1241 2009-11-19 Paul Brook <paul@codesourcery.com>
1243 * config.gcc: Add new ARM --with-fpu options.
1244 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1245 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1247 2009-11-18 Richard Guenther <rguenther@suse.de>
1249 * gimple.h (union gimple_statement_d): Add gsmembase member.
1250 (gimple_vuse_op): Use gsmembase for access.
1251 (gimple_vdef_op): Likewise.
1252 (gimple_vuse): Likewise.
1253 (gimple_vdef): Likewise.
1254 (gimple_vuse_ptr): Likewise.
1255 (gimple_vdef_ptr): Likewise.
1256 (gimple_set_vuse): Likewise.
1257 (gimple_set_vdef): Likewise.
1258 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1260 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1262 * doc/arm-neon-intrinsics.texi: Regenerated.
1264 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1266 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
1268 2009-11-18 Paul Brook <paul@codesourcery.com>
1269 Daniel Jacobowitz <dan@codesourcery.com>
1271 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
1272 (arm_arch7em): New variable.
1273 (all_architectures): Add armv7e-m.
1274 (arm_override_options): Set arm_arch7em.
1275 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
1276 Include arm_arch7em.
1277 (arm_arch7em): Declare.
1279 2009-11-18 Richard Guenther <rguenther@suse.de>
1281 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
1282 a valid field decl if checking is enabled.
1284 2009-11-18 Martin Jambor <mjambor@suse.cz>
1286 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
1287 (lto_ipa_fixup_call_notes): Declare.
1288 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
1289 (update_call_notes_after_inlining): Copy call stmt uid to the new
1291 (ipa_write_param_call_note): New function.
1292 (ipa_read_param_call_note): New function
1293 (ipa_write_node_info): Write also param call notes. Removed a bogus
1294 comment, reformatted to fit 80 columns.
1295 (ipa_read_node_info): Read also param call notes. Removed a bogus
1296 comment. Remove ipa_edge_args_vector growth.
1297 (lto_ipa_fixup_call_notes): New function.
1298 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
1299 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
1300 inlining regardless of flag_wpa.
1301 (cgraph_decide_inlining_of_small_functions): Likewise.
1302 (cgraph_decide_inlining): Likewise.
1303 (inline_read_summary): Likewise.
1305 2009-11-18 Jan Hubicka <jh@suse.cz>
1307 * predict.c (compute_function_frequency): Export.
1308 * predict.h (compute_function_frequency): Declare.
1309 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
1311 2009-11-18 Martin Jambor <mjambor@suse.cz>
1313 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
1314 on all nodes we write summaries for.
1316 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
1319 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
1320 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
1321 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
1322 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
1323 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
1324 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
1325 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
1328 2009-11-18 Jakub Jelinek <jakub@redhat.com>
1330 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
1332 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
1335 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
1337 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1339 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
1340 cgraph_materialize_all_clones): Handle same_body aliases.
1341 * cgraph.c (cgraph_allocate_node): New function.
1342 (cgraph_create_node): Use it.
1343 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
1344 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
1345 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1347 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
1348 (input_node): Stream in same_body aliases.
1349 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
1350 for same_body aliases.
1351 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
1353 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1356 * config/darwin.h: Use the extension stub libraries to access
1357 current libgcc_s features.
1359 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1362 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
1363 (vect_transform_loop): Call it.
1365 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1367 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
1370 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1374 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
1376 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
1377 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
1378 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
1379 (sese_bad_liveouts_use): New.
1380 (sese_reset_debug_liveouts_bb): New.
1381 (sese_build_liveouts): Use it.
1382 (rename_variables_in_stmt): Reset debug stmts rather than creating
1384 (expand_scalar_variable_stmt): Likewise.
1386 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1388 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
1389 (df_ref_remove): Likewise.
1391 2009-11-17 Jan Hubicka <jh@suse.cz>
1393 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
1396 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
1398 * toplev.c (process_options): Remove dead code.
1399 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
1401 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
1403 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
1406 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1408 PR tree-optimization/41857
1409 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
1410 TYPE's address space instead of pointer to TYPE.
1412 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1414 * reload.c (find_reloads_address): Fix typo.
1416 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1418 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
1419 registers in leaf functions if possible.
1421 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1423 * config/m68k/m68k-devices.def: Add MCF5441x family.
1425 2009-11-17 Jan Hubicka <jh@suse.cz>
1427 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
1429 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
1431 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
1433 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
1434 nest ior expressions.
1435 (x86_64_szext_nonmemory_operand): Ditto.
1436 (call_insn_operand): Ditto.
1438 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1440 * stmt.c (expand_asm_stmt): Get locus from stmt.
1442 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1444 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
1445 Create the decl label for the new dest block on demand. Require
1446 a fallthrough edge if no asm labels were redirected.
1448 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
1451 operand 1 predicate.
1452 (cstoresi4): Ditto for operand 2.
1453 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
1454 patterns using SDWIM mode iterator.
1455 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
1456 using SWIM mode iterator.
1457 (cmpdi_1): Rename from cmpdi_1_rex64.
1458 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
1459 SWI48 mode iterator.
1460 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
1461 using SWI mode iterator.
1462 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
1463 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
1464 (*cmpqi_ext_3_insn): Make private.
1465 (*cmpqi_ext_3_insn_rex64): Make private.
1466 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
1467 * config/i386/predicates.md (cmpsi_operand): Remove.
1469 2009-11-16 Paul Brook <paul@codesourcery.com>
1471 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
1472 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
1474 2009-11-14 Jan Hubicka <jh@suse.cz>
1476 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
1478 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
1479 zero out all callees.
1480 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
1481 frequency and count match.
1482 * ipa-inline.c (update_noncloned_frequencies): New function.
1483 (cgraph_clone_inlined_nodes): Use it.
1484 * tree-inline.c (copy_bb): Fix frequency scaling; output
1485 diagnostic on frequency mismatches to dump file.
1486 (initialize_cfun): Do not scale frequency; fix count scaling;
1487 initialize entry and exit block frequencies; copy profile info.
1488 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
1489 (copy_body): Use frequency_scale as argument.
1490 (expand_call_inline): Compute frequency scale and output diagnostic
1492 (delete_unreachable_blocks_update_callgrah): Remove checking that
1493 has to be done after edge redirection.
1494 (tree_function_versioning): Update initialize_cfun and copy_body call.
1496 2009-11-14 Jan Hubicka <jh@suse.cz>
1498 * cgraph.c (cgraph_release_function_body): Update use of
1499 ipa_transforms_to_apply.
1500 (cgraph_remove_node): Remove ipa_transforms_to_apply.
1501 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
1502 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
1504 (cgraph_materialize_clone): Remove original if dead.
1505 * lto-streamer-in.c (lto_read_body): Remove FIXME and
1506 ipa_transforms_to_apply hack.
1507 * function.h (struct function): Add ipa_transforms_to_apply.
1508 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
1509 * tree-inline.c (copy_bb): Update sanity check.
1510 (initialize_cfun): Do not copy ipa_transforms_to_apply.
1511 (expand_call_inline): remove dead clone originals.
1512 (tree_function_versioning): Merge transformation queues.
1513 * passes.c (add_ipa_transform_pass): Remove.
1514 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
1516 (execute_all_ipa_transforms): Update.
1517 (execute_one_pass): Update.
1519 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1521 PR target/21078, 21080
1522 * config/avr/avr.c (avr_return_addr_rtx): New function for
1523 builtin_return_address.
1524 (expand_prologue): Calculate stack usage.
1525 (avr_asm_function_end_prologue): Output stack size and offset label.
1526 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
1527 (machine_function): Add stack_usage.
1528 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
1530 2009-11-14 Anatoly Sokolov <aesok@post.ru>
1532 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
1533 new 'outgoing' argument.
1534 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
1535 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1536 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1537 iq2000_function_value_regno_p.
1538 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1539 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
1542 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
1545 * arm.md (adddi_sesidi_di): Place tied contraint first.
1546 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
1547 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
1548 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
1549 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
1550 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
1551 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
1552 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
1553 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
1554 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
1556 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
1558 * config/i386/predicates.md (call_register_no_elim_operand):
1559 New predicate. Reject stack register as valid call operand
1561 (call_insn_operand): Use call_register_no_elim_operand.
1563 2009-11-13 Richard Henderson <rth@redhat.com>
1565 * function.c (stack_protect_prologue): Don't bypass expand_expr
1566 for stack_protect_guard and guard_decl.
1567 (stack_protect_epilogue): Likewise.
1569 2009-11-13 Jan Hubicka <jh@suse.cz>
1571 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
1572 when to PUBLIC is set.
1574 2009-11-13 Jakub Jelinek <jakub@redhat.com>
1577 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
1580 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1583 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
1584 *call_value_1): Use "lsm" as operand 1 constraint.
1585 * config/i386/predicates.md (call_insn_operand): Depend on
1586 index_register_operand to avoid %esp register.
1588 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1591 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1594 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1595 (TARGET_CALL_ESP): New define.
1596 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1598 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1599 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1600 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1602 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1603 New patterns, use "lsm" as operand 1 constraint.
1604 * config/i386/predicates.md (call_insn_operand): Depend on
1605 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1607 2009-11-13 Jason Merrill <jason@redhat.com>
1610 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
1611 Don't emit a second declaration at any scope.
1613 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1615 PR rtl-optimization/41697
1616 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
1617 a conditional jump has a single successor.
1619 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1621 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
1622 allocate reg_last when in case lazy_reg_last is true.
1623 (init_deps_reg_last): New.
1624 (free_deps): When max_reg is 0, this context is already freed.
1625 * sched-int.h (init_deps_reg_last): Export.
1626 (init_deps): Update prototype.
1627 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
1628 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
1629 * ddg.c (build_intra_loop_deps): Likewise.
1630 * sel-sched-ir.c (copy_deps_context, create_deps_context,
1631 reset_deps_context, deps_init_id): Likewise.
1632 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
1633 (free_data_for_scheduled_insn): New, break down from ...
1634 (free_first_time_insn_data): ... here.
1635 (has_dependence_p): Allocate reg_last now, when it is needed.
1636 (extend_insn_data): When maximal LUID is big enough, allocate
1637 per-insn data in smaller chunks.
1638 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
1639 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
1642 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1644 * config/i386/i386.md (call_value): Fix comment.
1645 (sibcall_value): Ditto.
1647 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
1649 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
1650 (MD_FROB_UPDATE_CONTEXT): Define.
1652 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
1653 Laurent GUERBY <laurent@guerby.net>
1655 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
1656 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
1657 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
1659 2009-11-12 Jan Hubicka <jh@suse.cz>
1661 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
1662 and clear DECL_COMMON on localized declarations.
1664 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1667 * regrename.c (struct du_head): New structure; some elements moved
1669 (struct du_chain): ... this one.
1670 (open_chains, closed_chains): Now of type struct du_head *.
1671 (do_replace): Accept du_head argument, not du_chain. All callers
1672 changed. Modified code to match new data structures.
1673 (build_def_use): Return a list of du_head structures. Modified code
1674 to match new data structures.
1675 (dump_def_use_chain): Accept du_head argument, not du_chain. All
1676 callers changed. Modified code to match new data structures.
1677 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
1678 callers changed. Modified code to match new data structures.
1679 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
1680 Allocate a du_head structure as well as a du_chain when creating a
1681 new chain. Modified other code to match new data structures.
1683 2009-11-12 Jan Hubicka <jh@suse.cz>
1685 * cgraph.h (varpool_node_name): Declare.
1686 * cgraphunit.c (process_function_and_variable_attributes): Set
1687 force_output flag on used variables.
1688 * ipa.c (function_and_variable_visibility): Dump externally visible
1689 and needed variables.
1690 * varpool.c (varpool_node_name): Export.
1691 (decide_is_variable_needed): Check COMDAT for externally visible vars;
1694 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
1697 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
1698 processing if XEXP (x, i) is NULL.
1700 2009-11-12 Jan Hubicka <jh@suse.cz>
1702 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
1703 imply PUBLIC || EXTERNAL.
1705 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1708 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
1709 single successor block, ending with jump created by RTL expander.
1711 2009-11-11 Jan Hubicka <jh@suse.cz>
1714 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
1715 and WEAK variables at -fwhole-program.
1718 * ipa.c (whole_program_function_and_variable_visility): COMDAT
1719 functions/variables are not needed even if they are externally visible.
1721 2009-11-11 Jan Hubicka <jh@suse.cz>
1723 (patch by Richard Guenther)
1724 * lto-streamer-out.c (output_function): Output head of argument list
1726 * lto-streamer-in.c (input_function): Re-map arguments into merged
1729 2009-11-11 Jan Hubicka <jh@suse.cz>
1731 * lto-cgraph.c: Include gcov-io.h
1732 (output_profile_summary): New function.
1733 (output_cgraph): Use it.
1734 (input_profile_summary): New function.
1735 (input_cgraph): Use it.
1736 * coverage.c (build_ctr_info_value): Use varpool; initalize
1737 DECL_ASSEMBLER_NAME.
1738 (create_coverage): Likewise.
1739 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
1740 (tree_init_edge_profiler): Likewise.
1741 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
1743 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
1745 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1746 * c-pragma.c (def_pragma_macro_value): Likewise.
1747 (def_pragma_macro): Likewise.
1748 (pushed_macro_table): Likewise.
1749 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
1750 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1752 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
1754 * doc/plugins.texi (Registering custom attributes): section
1755 renamed as (Registering custom attributes or pragmas).
1756 Mentions custom attributes & pragmas, and c_register_pragma, with
1758 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
1760 * doc/extend.texi (Function Attributes): Mentions that plugin can
1761 provide their attributes.
1763 2009-11-11 Jon Beniston <jon@beniston.com>
1765 * config.gcc: Add lm32 elf and uclinux targets.
1766 * config/lm32: New directory.
1767 * config/lm32/lm32.c: New file.
1768 * config/lm32/lm32.h: New file.
1769 * config/lm32/lm32.md: New file.
1770 * config/lm32/lm32.opt: New file.
1771 * config/lm32/lm32-protos.h: New file.
1772 * config/lm32/constraints.md: New file.
1773 * config/lm32/predicates.md: New file.
1774 * config/lm32/sfp-machine.h: New file.
1775 * config/lm32/t-fprules-softfp: New file.
1776 * config/lm32/uclinux-elf.h: New file.
1777 * doc/invoke.texi: Document lm32 options.
1778 * doc/contrib.texi: Document lm32 porter.
1779 * doc/install.texi: Document lm32 targets.
1781 2009-11-11 Martin Jambor <mjambor@suse.cz>
1784 * ipa-prop.c (ipa_update_after_lto_read): Call
1785 ipa_check_create_node_params and ipa_check_create_edge_args. Also
1786 call ipa_initialize_node_params instead of ipa_populate_param_decls.
1788 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1790 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
1791 (neon_expand_vector_init): Use them. Also handle non-constant
1792 vectors with identical elements and vectors with only one
1793 non-constant element.
1794 (arm_print_operand): Handle 'y' modifier.
1795 * config/arm/arm-protos.h (neon_make_constant): Declare.
1796 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
1797 patterns. Use VX instead of VDQW for the first one. Allow
1798 a VFP alternative and V32 modes for the second one.
1799 * config/arm/neon.ml (shape_elt): Add Alternatives.
1800 (ops): Use Alternatives for vdup lane instructions.
1801 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
1802 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
1804 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1806 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
1808 (movti, mov<mode>): Call force_reg on one operand if required.
1809 * config/arm/vec-common.md (mov<mode>): Likewise.
1811 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1813 * config/arm/arm.c (arm_override_options): Enable scheduling for
1816 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1820 * expr.h (anti_adjust_stack_and_probe): Declare.
1821 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
1822 parameter and rewrite head comment.
1823 (allocate_dynamic_stack_space): Adjust call to above function.
1824 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
1826 * tree.h (dwarf2out_args_size): Delete.
1827 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
1828 (dwarf2out_args_size_adjust): Delete prototype and move around.
1829 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
1830 ACCUMULATE_OUTGOING_ARGS targets.
1832 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1834 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
1835 DECL_SIZE of DECL_RESULT before evaluating it.
1837 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1839 PR tree-optimization/41987
1840 * fold-const.c (const_binop): Avoid using fold_buildN().
1842 2009-11-10 Martin Jambor <mjambor@suse.cz>
1844 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
1845 (execute_all_ipa_stmt_fixups): Declare.
1846 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
1847 * ipa-inline.c (pass_ipa_inline): Likewise.
1848 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
1849 * ipa-reference.c (pass_ipa_reference): Likewise.
1850 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
1851 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
1852 (pass_ipa_lto_finish_out): Likewise.
1853 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
1854 * passes.c (execute_ipa_stmt_fixups): New function.
1855 (execute_all_ipa_stmt_fixups): New function.
1856 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
1858 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1861 * explow.c (probe_stack_range): Fix typo.
1862 * config/sparc/sparc.md (probe_stack): New expander.
1864 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
1866 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
1868 2009-11-09 Jason Merrill <jason@redhat.com>
1870 * gdbinit.in (pgq): New function for printing gimple sequence.
1872 2009-11-09 Paul Brook <paul@codesourcery.com>
1873 Daniel Jacobowitz <dan@codesourcery.com>
1874 Sandra Loosemore <sandra@codesourcery.com>
1876 * doc/extend.texi (Half-Precision): Update wording to reflect
1877 that there are now multiple -mfpu options that enable fp16
1879 * doc/invoke.texi: Update list of ARM -mfpu= options.
1880 * config.gcc: Update ARM --with-fpu option list.
1881 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
1882 vfpv3xd and vfpv3xd-fp16.
1883 (use_vfp_abi): New function.
1884 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
1886 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
1887 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
1888 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
1889 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
1891 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
1893 (arm_print_operand): Handle 'p' modifier.
1894 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
1896 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
1897 (TARGET_FP16): Define.
1898 * config/arm/vfp.md: Disable double-precision patterns if the FPU
1899 does not provide them.
1900 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
1901 double-precision values on a single-precision FPU.
1902 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
1903 double-precision constants.
1904 (movhf_vfp_neon): New pattern (was movhf_vfp).
1905 (movhf_vfp): Remove NEON instructions.
1906 * config/arm/constraints.md: Add new "Dy" constraint for
1907 double-precision constants. Update description of "Dv".
1908 * config/arm/arm.md: Disable double-precision patterns if the FPU
1909 does not provide them
1911 2009-11-09 Jakub Jelinek <jakub@redhat.com>
1913 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
1914 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
1917 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
1919 * collect2.c (main): Search PLUGIN_LD for plugin linker.
1921 * configure.ac (--with-plugin-ld): New. Default to ld.
1922 * configure: Regenerated.
1923 * config.in: Likewise.
1925 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
1926 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
1928 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1930 * config/openbsd-stdint.h: Change to reflect what
1931 c_common_nodes_and_builtins expects.
1933 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1935 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1937 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1940 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1941 function contains at least one local dynamic name.
1942 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1943 here if that happens.
1945 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1946 Joern Rennecke <amylaar@spamcop.net>
1948 * cfgrtl.c (pass_free_cfg): Add pass name.
1949 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1950 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1951 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1952 * df-core.c (pass_df_initialize_no_opt): Likewise.
1953 * except.c (pass_rtl_eh): Likewise.
1954 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1955 * gcse.c (pass_rtl_pre): Change pass name.
1956 * passes.c (pass_postreload): Add pass name.
1957 (make_pass_instance): Don't use duplicate-tracking logic for
1958 names starting with '*'.
1959 (next_pass_1): Assert that pass has a name.
1960 (register_one_dump_file): If there is an space in the name,
1962 * predict.c (pass_strip_predict_hints): Add pass name.
1963 * reg-stack.c (pass_stack_regs): Likewise.
1964 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1965 * tree-cfg.c (pass_warn_function_return,
1966 pass_warn_function_noreturn): Add pass name.
1967 * tree-dfa.c (pass_referenced_vars): Likewise.
1968 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1969 Fix whitespace before comment.
1970 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1971 (pass_init_datastructures): Add pass name.
1972 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1973 * tree-ssa.c (pass_early_warn_uninitialized,
1974 pass_late_warn_uninitialized): Likewise.
1975 * tree.c (pass_ipa_free_lang_data): Likewise.
1976 * doc/passes.texi (pass manager): Document how to disambiguate
1979 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1981 * df-problems.c: Fix documentation for forward simulation of LR.
1982 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1983 (df_simulate_finalize_forwards): Remove.
1984 * df.h (df_simulate_finalize_forwards): Remove.
1986 2009-11-08 Richard Guenther <rguenther@suse.de>
1988 * tree-ssa-structalias.c (build_succ_graph): Properly make
1989 variables escape if they are stored to anything.
1991 2009-11-08 Richard Guenther <rguenther@suse.de>
1993 PR rtl-optimization/41928
1994 * loop-invariant.c (free_loop_data): If we didn't allocate
1995 loop data do not try to free it.
1997 2009-11-07 Jason Merrill <jason@redhat.com>
1999 * tree.c (reconstruct_complex_type): Preserve attributes.
2001 2009-11-07 Richard Guenther <rguenther@suse.de>
2003 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2004 to anything only to variables that can take pointers.
2005 (get_constraint_for_ssa_var): Properly exclude full
2006 variables from expanding.
2007 (first_vi_for_offset): Avoid overflow in arithmetic.
2008 (first_or_preceding_vi_for_offset): Likewise.
2009 (count_num_arguments): Fix implementation.
2010 (gate_ipa_pta): Do not run when not optimizing.
2012 2009-11-07 David Binderman <dcb314@hotmail.com>
2014 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2015 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2016 set but not used variables.
2017 (apply_args_reg_offset): Comment out as unused.
2018 * calls.c (flags_from_decl_or_type): Likewise.
2019 * genautomata.c (check_regexp_units_distribution): Likewise.
2021 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2023 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2024 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2025 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2026 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2027 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2028 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2029 operand alternatives.
2031 2009-11-06 Michael Matz <matz@suse.de>
2034 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2035 of a potential reciprocal to really be reciprocals.
2037 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2039 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2040 lwpintrin.h after immintrin.h.
2041 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2045 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2046 or non-constant index, allow index one past the last element and
2047 allow exceeding array bound in arrays that might be used as flexible
2050 2009-11-05 Richard Henderson <rth@redhat.com>
2052 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2054 2009-11-05 Paul Brook <paul@codesourcery.com>
2056 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2057 (arm_fpu_desc): New.
2058 (all_fpus): Add FPU details.
2059 (fp_model_for_fpu): Remove.
2060 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2061 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2062 (arm_file_start): Use arm_fpu_desc.
2063 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2064 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2066 (TARGET_FPA_EMU2): Define.
2067 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2068 (vfp_reg_type, arm_fpu_desc): New.
2069 * config/arm/arm.md (attr fpu): Simplify.
2070 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2071 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2072 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2073 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2074 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2076 2009-11-05 Michael Matz <matz@suse.de>
2078 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2080 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2083 2009-11-04 Jason Merrill <jason@redhat.com>
2086 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2087 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2088 (output_constant): Avoid crash after error.
2090 2009-11-05 Martin Jambor <mjambor@suse.cz>
2092 * tree-sra.c (struct access): Changed comment of next_sibling field.
2093 (analyze_modified_params): Loop over accesses of a group rather than
2094 over all with the ame base, pass a common bitmap to
2096 (unmodified_by_ref_scalar_representative): Build link lists of
2097 accesses of a group.
2098 (splice_param_accesses): Likewise.
2100 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2102 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2104 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2108 * config/i386/i386.md (probe_stack): New expander.
2109 (logical operation peepholes): Do not split stack checking probes.
2111 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2112 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2114 * doc/invoke.texi (-mlwp): Add documentation.
2115 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2116 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2117 (x86_64-*-*): Ditto.
2118 * config/i386/lwpintrin.h: New file, provide x86 compiler
2119 intrinisics for LWP.
2120 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2121 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2122 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2124 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2125 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2126 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2127 (OPTION_MASK_ISA_LWP_UNSET): New.
2128 (ix86_handle_option): Handle -mlwp.
2129 (isa_opts): Handle -mlwp.
2130 (enum pta_flags): Add PTA_LWP.
2131 (override_options): Add LWP support.
2132 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2133 (IX86_BUILTIN_LLWPCB32): Ditto.
2134 (IX86_BUILTIN_LLWPCB64): Ditto.
2135 (IX86_BUILTIN_SLWPCB16): Ditto.
2136 (IX86_BUILTIN_SLWPCB32): Ditto.
2137 (IX86_BUILTIN_SLWPCB64): Ditto.
2138 (IX86_BUILTIN_LWPVAL16): Ditto.
2139 (IX86_BUILTIN_LWPVAL32): Ditto.
2140 (IX86_BUILTIN_LWPVAL64): Ditto.
2141 (IX86_BUILTIN_LWPINS16): Ditto.
2142 (IX86_BUILTIN_LWPINS32): Ditto.
2143 (IX86_BUILTIN_LWPINS64): Ditto.
2144 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2145 (builtin_description): Ditto.
2146 (ix86_init_mmx_sse_builtins): Ditto.
2147 (ix86_expand_special_args_builtin): Ditto.
2148 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2150 (UNSPEC_SLWP_INTRINSIC): Ditto.
2151 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2152 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2153 (lwp_llwpcbhi1): New lwp pattern.
2154 (lwp_llwpcbsi1): Ditto.
2155 (lwp_llwpcbdi1): Ditto.
2156 (lwp_slwpcbhi1): Ditto.
2157 (lwp_slwpcbsi1): Ditto.
2158 (lwp_slwpcbdi1): Ditto.
2159 (lwp_lwpvalhi3): Ditto.
2160 (lwp_lwpvalsi3): Ditto.
2161 (lwp_lwpvaldi3): Ditto.
2162 (lwp_lwpinshi3): Ditto.
2163 (lwp_lwpinssi3): Ditto.
2164 (lwp_lwpinsdi3): Ditto.
2166 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2167 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2170 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2173 2009-11-04 Richard Guenther <rguenther@suse.de>
2174 Rafael Avila de Espindola <espindola@google.com>
2176 * gcc.c (process_command): Handle arguments name@offset.
2178 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2179 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2181 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2182 (x86_64-*-*): Ditto.
2183 * config/i386/xopintrin.h: New file, provide common x86 compiler
2184 intrinisics for XOP.
2185 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2186 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2187 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2189 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2190 * config/i386/i386.opt (-mxop): New switch for XOP support.
2191 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2192 (UNSPEC_XOP_TRUEFALSE)
2193 (UNSPEC_XOP_PERMUTE)
2194 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2195 (PPERM_*): New constants for vpperm instruction.
2196 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2197 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2198 (OPTION_MASK_ISA_XOP_UNSET): New.
2199 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2200 (ix86_handle_option): Handle -mxop.
2201 (isa_opts): Handle -mxop.
2202 (enum pta_flags): Add PTA_XOP.
2203 (override_options): Add XOP support.
2204 (print_operand): Add code for XOP compare instructions.
2205 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2206 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2208 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2209 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2210 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2211 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2212 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2213 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2214 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2216 (IX86_BUILTIN_VPCMOV256): Ditto.
2217 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2218 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2219 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2220 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2221 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2222 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2224 (IX86_BUILTIN_VPPERM): Ditto.
2226 (IX86_BUILTIN_VPMACSSWW): Ditto.
2227 (IX86_BUILTIN_VPMACSWW): Ditto.
2228 (IX86_BUILTIN_VPMACSSWD): Ditto.
2229 (IX86_BUILTIN_VPMACSWD): Ditto.
2230 (IX86_BUILTIN_VPMACSSDD): Ditto.
2231 (IX86_BUILTIN_VPMACSDD): Ditto.
2232 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2233 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2234 (IX86_BUILTIN_VPMACSDQL): Ditto.
2235 (IX86_BUILTIN_VPMACSDQH): Ditto.
2236 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2237 (IX86_BUILTIN_VPMADCSWD): Ditto.
2239 (IX86_BUILTIN_VPHADDBW): Ditto.
2240 (IX86_BUILTIN_VPHADDBD): Ditto.
2241 (IX86_BUILTIN_VPHADDBQ): Ditto.
2242 (IX86_BUILTIN_VPHADDWD): Ditto.
2243 (IX86_BUILTIN_VPHADDWQ): Ditto.
2244 (IX86_BUILTIN_VPHADDDQ): Ditto.
2245 (IX86_BUILTIN_VPHADDUBW): Ditto.
2246 (IX86_BUILTIN_VPHADDUBD): Ditto.
2247 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2248 (IX86_BUILTIN_VPHADDUWD): Ditto.
2249 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2250 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2251 (IX86_BUILTIN_VPHSUBBW): Ditto.
2252 (IX86_BUILTIN_VPHSUBWD): Ditto.
2253 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2255 (IX86_BUILTIN_VPROTB): Ditto.
2256 (IX86_BUILTIN_VPROTW): Ditto.
2257 (IX86_BUILTIN_VPROTD): Ditto.
2258 (IX86_BUILTIN_VPROTQ): Ditto.
2259 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2260 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2261 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2262 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
2264 (IX86_BUILTIN_VPSHLB): Ditto.
2265 (IX86_BUILTIN_VPSHLW): Ditto.
2266 (IX86_BUILTIN_VPSHLD): Ditto.
2267 (IX86_BUILTIN_VPSHLQ): Ditto.
2268 (IX86_BUILTIN_VPSHAB): Ditto.
2269 (IX86_BUILTIN_VPSHAW): Ditto.
2270 (IX86_BUILTIN_VPSHAD): Ditto.
2271 (IX86_BUILTIN_VPSHAQ): Ditto.
2273 (IX86_BUILTIN_VFRCZSS): Ditto.
2274 (IX86_BUILTIN_VFRCZSD): Ditto.
2275 (IX86_BUILTIN_VFRCZPS): Ditto.
2276 (IX86_BUILTIN_VFRCZPD): Ditto.
2277 (IX86_BUILTIN_VFRCZPS256): Ditto.
2278 (IX86_BUILTIN_VFRCZPD256): Ditto.
2280 (IX86_BUILTIN_VPCOMEQUB): Ditto.
2281 (IX86_BUILTIN_VPCOMNEUB): Ditto.
2282 (IX86_BUILTIN_VPCOMLTUB): Ditto.
2283 (IX86_BUILTIN_VPCOMLEUB): Ditto.
2284 (IX86_BUILTIN_VPCOMGTUB): Ditto.
2285 (IX86_BUILTIN_VPCOMGEUB): Ditto.
2286 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
2287 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
2289 (IX86_BUILTIN_VPCOMEQUW): Ditto.
2290 (IX86_BUILTIN_VPCOMNEUW): Ditto.
2291 (IX86_BUILTIN_VPCOMLTUW): Ditto.
2292 (IX86_BUILTIN_VPCOMLEUW): Ditto.
2293 (IX86_BUILTIN_VPCOMGTUW): Ditto.
2294 (IX86_BUILTIN_VPCOMGEUW): Ditto.
2295 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
2296 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
2298 (IX86_BUILTIN_VPCOMEQUD): Ditto.
2299 (IX86_BUILTIN_VPCOMNEUD): Ditto.
2300 (IX86_BUILTIN_VPCOMLTUD): Ditto.
2301 (IX86_BUILTIN_VPCOMLEUD): Ditto.
2302 (IX86_BUILTIN_VPCOMGTUD): Ditto.
2303 (IX86_BUILTIN_VPCOMGEUD): Ditto.
2304 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
2305 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
2307 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
2308 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
2309 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
2310 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
2311 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
2312 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
2313 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
2314 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
2316 (IX86_BUILTIN_VPCOMEQB): Ditto.
2317 (IX86_BUILTIN_VPCOMNEB): Ditto.
2318 (IX86_BUILTIN_VPCOMLTB): Ditto.
2319 (IX86_BUILTIN_VPCOMLEB): Ditto.
2320 (IX86_BUILTIN_VPCOMGTB): Ditto.
2321 (IX86_BUILTIN_VPCOMGEB): Ditto.
2322 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
2323 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
2325 (IX86_BUILTIN_VPCOMEQW): Ditto.
2326 (IX86_BUILTIN_VPCOMNEW): Ditto.
2327 (IX86_BUILTIN_VPCOMLTW): Ditto.
2328 (IX86_BUILTIN_VPCOMLEW): Ditto.
2329 (IX86_BUILTIN_VPCOMGTW): Ditto.
2330 (IX86_BUILTIN_VPCOMGEW): Ditto.
2331 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
2332 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
2334 (IX86_BUILTIN_VPCOMEQD): Ditto.
2335 (IX86_BUILTIN_VPCOMNED): Ditto.
2336 (IX86_BUILTIN_VPCOMLTD): Ditto.
2337 (IX86_BUILTIN_VPCOMLED): Ditto.
2338 (IX86_BUILTIN_VPCOMGTD): Ditto.
2339 (IX86_BUILTIN_VPCOMGED): Ditto.
2340 (IX86_BUILTIN_VPCOMFALSED): Ditto.
2341 (IX86_BUILTIN_VPCOMTRUED): Ditto.
2343 (IX86_BUILTIN_VPCOMEQQ): Ditto.
2344 (IX86_BUILTIN_VPCOMNEQ): Ditto.
2345 (IX86_BUILTIN_VPCOMLTQ): Ditto.
2346 (IX86_BUILTIN_VPCOMLEQ): Ditto.
2347 (IX86_BUILTIN_VPCOMGTQ): Ditto.
2348 (IX86_BUILTIN_VPCOMGEQ): Ditto.
2349 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
2350 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
2352 (enum multi_arg_type): New enum for describing the various XOP
2353 intrinsic argument types.
2354 (bdesc_multi_arg): New table for XOP intrinsics.
2355 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
2356 (ix86_expand_multi_arg_builtin): New function for creating XOP
2359 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
2360 (xop_pmacsww): Ditto.
2361 (xop_pmacssww): Ditto.
2362 (xop_pmacsdd): Ditto.
2363 (xop_pmacssdd): Ditto.
2364 (xop_pmacssdql): Ditto.
2365 (xop_pmacssdqh): Ditto.
2366 (xop_pmacsdql): Ditto.
2367 (xop_pmacsdql_mem): Ditto.
2368 (xop_mulv2div2di3_low): Ditto.
2369 (xop_pmacsdqh): Ditto.
2370 (xop_pmacsdqh_mem): Ditto.
2371 (xop_mulv2div2di3_high): Ditto.
2372 (xop_pmacsswd): Ditto.
2373 (xop_pmacswd): Ditto.
2374 (xop_pmadcsswd): Ditto.
2375 (xop_pmadcswd): Ditto.
2376 (xop_pcmov_<mode>): Ditto.
2377 (xop_pcmov_<mode>256): Ditto.
2378 (xop_phaddbw): Ditto.
2379 (xop_phaddbd): Ditto.
2380 (xop_phaddbq): Ditto.
2381 (xop_phaddwd): Ditto.
2382 (xop_phaddwq): Ditto.
2383 (xop_phadddq): Ditto.
2384 (xop_phaddubw): Ditto.
2385 (xop_phaddubd): Ditto.
2386 (xop_phaddubq): Ditto.
2387 (xop_phadduwd): Ditto.
2388 (xop_phadduwq): Ditto.
2389 (xop_phaddudq): Ditto.
2390 (xop_phsubbw): Ditto.
2391 (xop_phsubwd): Ditto.
2392 (xop_phsubdq): Ditto.
2394 (rotl<mode>3): Ditto.
2395 (rotr<mode>3): Ditto.
2396 (xop_rotl<mode>3): Ditto.
2397 (xop_rotr<mode>3): Ditto.
2398 (vrotr<mode>3): Ditto.
2399 (vrotl<mode>3): Ditto.
2400 (xop_vrotl<mode>3): Ditto.
2401 (vlshr<mode>3): Ditto.
2402 (vashr<mode>3): Ditto.
2404 (xop_ashl<mode>3): Ditto.
2405 (xop_lshl<mode>3): Ditto.
2406 (ashlv16qi3): Ditto.
2407 (lshlv16qi3): Ditto.
2408 (ashrv16qi3): Ditto.
2410 (xop_frcz<mode>2): Ditto.
2411 (xop_vmfrcz<mode>2): Ditto.
2412 (xop_frcz<mode>2256): Ditto.
2413 (xop_maskcmp<mode>3): Ditto.
2414 (xop_maskcmp_uns<mode>3): Ditto.
2415 (xop_maskcmp_uns2<mode>3): Ditto.
2416 (xop_pcom_tf<mode>3): Ditto.
2418 * doc/invoke.texi (-mxop): Add documentation.
2419 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
2421 2009-11-03 Mark Mitchell <mark@codesourcery.com>
2424 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
2425 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
2426 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
2428 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
2431 * arm.md (peephole2 patterns for move and compare): New.
2433 2009-11-04 Nick Clifton <nickc@redhat.com>
2435 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
2436 Make sure that it does not allow CONST_DOUBLEs.
2437 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
2438 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
2439 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
2440 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
2441 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
2442 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
2443 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
2444 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
2445 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
2446 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
2447 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
2448 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
2449 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
2450 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
2451 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
2453 2009-11-04 Richard Guenther <rguenther@suse.de>
2455 PR tree-optimization/41919
2456 * tree-vrp.c (test_for_singularity): Properly compare values.
2458 2009-11-04 Revital Eres <eres@il.ibm.com>
2460 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2461 Consider peeling for alignment only for stores and remove
2462 redundant assignment.
2464 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
2467 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
2468 (m68k_ok_for_sibcall_p): Handle different result return locations.
2470 2009-11-04 Richard Guenther <rguenther@suse.de>
2472 * c-opts.c (c_common_post_options): Move LTO option processing
2474 * opts.c (decode_options): ... here.
2476 2009-11-04 Jakub Jelinek <jakub@redhat.com>
2478 * c-common.c (fold_offsetof_1): Use %wd instead of
2479 HOST_WIDE_INT_PRINT_DEC.
2481 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2483 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
2486 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2488 * config.gcc (vax-*-linux*): Keep the original contents of
2489 tmake_file while adding vax/t-linux.
2491 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
2495 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
2496 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
2497 (STACK_CHECK_MOVING_SP): Likewise.
2498 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
2499 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
2500 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
2501 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
2502 Document PROBE_STACK.
2503 * explow.c (anti_adjust_stack_and_probe): New function.
2504 (allocate_dynamic_stack_space): Do not directly allocate space if
2505 STACK_CHECK_MOVING_SP, instead invoke above function.
2506 (emit_stack_probe): Handle probe_stack insn.
2507 (PROBE_INTERVAL): New macro.
2508 (STACK_GROW_OPTAB): Likewise.
2509 (STACK_GROW_OFF): Likewise.
2510 (probe_stack_range): Use Pmode and memory_address consistently. Fix
2511 loop condition in the small constant case. Rewrite in the general
2512 case to be immune to wraparounds. Make sure the address of probes
2513 is valid. Try to use [base + disp] addressing mode if possible.
2514 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
2515 checking is enabled and STACK_CHECK_MOVING_SP.
2516 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
2517 return 1 for volatile references to the stack pointer.
2518 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
2519 __builtin_alloca if stack checking is enabled.
2520 * unwind-dw2.c (uw_identify_context): Take into account whether the
2521 context is that of a signal frame or not.
2522 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
2523 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
2525 2009-11-03 Jakub Jelinek <jakub@redhat.com>
2527 PR rtl-optimization/41917
2528 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
2529 operand isn't known to be 0, return 1.
2531 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2533 * config/mips/mips.md: Fix typos.
2535 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2537 * doc/invoke.texi: Fix typo.
2539 2009-11-03 Paul Brook <paul@codesourcery.com>
2541 * config/arm/neon.ml (vectype): Add T_floatSF.
2542 (string_of_vectype): Ditto.
2543 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
2544 (deftypes): Use float for float32_t.
2545 * config/arm/arm_neon.h: Regenerate.
2547 2009-11-03 Nick Clifton <nickc@redhat.com>
2548 Kevin Buettner <kevinb@redhat.com>
2550 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
2551 order of expected registers.
2552 (rx_load_multiple_vector): Likewise.
2553 (rx_rtsd_vector): Likewise.
2554 * config/rx/rx.c (rx_cpu_type): New variable.
2555 (rx_print_operand): Fix bug printing 64-bit constant values.
2556 (rx_emit_stack_pushm): Reverse order of pushed registers.
2557 (gen_rx_store_vector): Likewise.
2558 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
2560 (is_exception_func): Rename to is_interrupt_func and only accept
2561 "interrupt" as the attribute name.
2562 (rx_get_stack_layout): Use new function name.
2563 (rx_func_attr_inlinable): Likewise.
2564 (rx_attribute_table): Remove "exception".
2565 (rx_expand_prologue): If necessary push the accumulator register
2566 in the prologue of interrupt functions.
2567 (rx_expand_epilogue): If necessary pop the accumulator.
2568 (rx_builtins): Add RX_BUILTIN_MVTIPL.
2569 (rx_expand_builtin_stz): Remove.
2570 (rx_expand_builtin_mvtipl): New function.
2571 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
2572 (rx_expand_builtin): Likewise.
2573 (rx_enable_fpu): New variable.
2574 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
2575 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
2576 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
2577 (enum rx_cpu_types): Define.
2578 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
2579 (INCOMING_FRAME_SP_OFFSET): Define.
2580 (ARG_POINTER_CFA_OFFSET): Define.
2581 (FRAME_POINTER_CFA_OFFSET): Define.
2582 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
2583 (ALLOW_RX_FPU_INSNS): Define.
2584 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
2585 fast_math_flags_set_p.
2586 (UNSPEC_BUILTIN_MVTIPL): Define.
2587 (revl): Rename to bswapsi2.
2588 (bswaphi2): New pattern.
2589 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
2590 (mvtaclo): Likewise.
2592 (mvtc): Remove clobber of cc0.
2595 * config/rx/rx.opt (mieee): Remove.
2600 (msave-acc-in-interrupts): Add.
2601 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
2602 (MULTILIB_DIRS): Likewise.
2603 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
2604 * doc/extend.texi: Remove description of "exception" function
2606 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
2607 -msave-acc-in-interrupts options.
2609 2009-11-03 Richard Guenther <rguenther@suse.de>
2611 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
2613 2009-11-03 Dodji Seketeli <dodji@redhat.com>
2616 * c-common.c (fold_offsetof_1): Issue errors when the member
2617 designator of the offsetof expression is not legitimate.
2619 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2621 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
2622 names instead of numerical constants.
2623 (sse_prologue_save): Ditto.
2624 (*sse_prologue_save_insn): Ditto.
2626 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2629 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2630 (TARGET_CALL_ESP): New define.
2631 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2633 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2634 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2635 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2637 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2638 New patterns, use "lsm" as operand 1 constraint.
2639 * config/i386/predicates.md (call_insn_operand): Depend on
2640 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2642 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2644 PR tree-optimization/41857
2645 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
2646 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
2648 * tree-ssa-address.c (move_hint_to_base): New function.
2649 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
2650 address space associated with TYPE.
2651 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
2652 most_expensive_mult_to_index. Call move_hint_to_base.
2653 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
2654 TYPE to addr_to_parts.
2656 2009-11-02 Martin Jambor <mjambor@suse.cz>
2658 PR tree-optimization/41750
2659 * tree-sra.c (analyze_modified_params): Loop over all
2660 representatives of components of a parameter.
2662 2009-11-02 Jakub Jelinek <jakub@redhat.com>
2664 PR tree-optimization/41841
2665 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
2666 local variables of not yet materialized clones.
2669 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
2670 for a VOIDmode variable.
2673 * c-pragma.c (visstack): Change into vector of ints rather than
2674 enum symbol_visibility.
2675 (push_visibility): Add kind argument, push default_visibility together
2677 (pop_visibility): Add kind argument, return true if successful, fail
2678 if visibility stack is empty or if stack top is of different kind.
2679 (handle_pragma_visibility): Don't check length of visstack, instead
2680 call pop_visibility and issue diagnostics if it failed. Pass 0
2681 as last argument to push_visibility and pop_visibility.
2682 * c-pragma.h (push_visibility): Add kind argument.
2683 (pop_visibility): Likewise. Return bool instead of void.
2685 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
2687 * tree.def (TARGET_MEM_REF): Update comment.
2688 * alias.c (get_alias_set): Retrieve the original memory reference for
2689 a TARGET_MEM_REF before proceeding.
2691 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2693 * config/frv/frv.c (frv_function_value, frv_libcall_value,
2694 frv_function_value_regno_p): New functions.
2695 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2696 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2697 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
2698 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
2700 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2702 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
2703 new 'outgoing' argument.
2704 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
2705 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2706 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2707 LIBCALL_VALUE): Remove.
2708 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
2709 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
2710 (mh10300_function_value_regno_p): Declare.
2712 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2714 * config/arm/cortex-a9.md: New - integer pipeline description.
2716 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
2718 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
2719 aborting if the sizes of the two references don't match.
2721 2009-10-31 Toon Moene <toon@moene.org>
2723 * ipa-inline.c (cgraph_decide_inlining):
2724 Include reason for not inlining called-once functions in dump file.
2726 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
2728 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
2729 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
2730 (LINK_SPEC): BE_LINK_SPEC added.
2732 2009-10-30 Richard Guenther <rguenther@suse.de>
2735 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
2737 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
2739 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
2740 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
2743 2009-10-30 Martin Jambor <mjambor@suse.cz>
2745 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
2747 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
2750 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
2751 first. Move assert on stack_alignment_estimated just before
2752 setting stack_realign_needed.
2753 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
2754 Don't call update_stack_boundary.
2756 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
2757 (verride_options): Don't check ix86_force_align_arg_pointer here.
2758 (ix86_function_ok_for_sibcall): Use it.
2759 (ix86_update_stack_boundary): Likewise.
2761 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
2763 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
2765 * arm.md (QHSI): New mode iterator.
2766 (movqi): If generating for thumb, then truncate any immediate to
2768 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
2770 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
2773 2009-10-29 Cary Coutant <ccoutant@google.com>
2776 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
2777 locations in the source).
2778 (store_vcall_insn): New function.
2779 (lookup_vcall_insn): New function.
2780 (dwarf2out_virtual_call_token): Use store_vcall_insn.
2781 (dwarf2out_copy_call_info): New function.
2782 (dwarf2out_virtual_call): Use lookup_vcall_insn.
2783 * emit-rtl.c (try_split): Call copy_call_info debug hook.
2784 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
2785 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
2786 (debug_nothing_rtx_rtx): New dummy hook.
2787 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
2788 (xcoff_debug_hooks): Likewise.
2789 * sdbout.c (sdb_debug_hooks): Likewise.
2790 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2792 2009-10-29 David Daney <ddaney@caviumnetworks.com>
2794 * doc/invoke.texi (mmcount-ra-address): Document new command line
2796 * config/mips/mips.opt (mmcount-ra-address): New option.
2797 * config/mips/mips-protos.h (mips_function_profiler): Declare new
2799 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
2801 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
2802 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
2804 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
2805 mips_function_profiler.
2807 2009-10-29 Steve Ellcey <sje@cup.hp.com>
2811 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
2812 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2813 * optc-gen.awk (cl_target_option_restore): Include call to
2814 targetm.override_options_after_change.
2815 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2816 * target.h (override_options_after_change): New.
2817 * c-common.c (parse_optimize_options): Call
2818 targetm.override_options_after_change.
2819 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2820 (ia64_override_options_after_change): New.
2821 (ia64_override_options) Add call to above.
2823 2009-10-29 Michael Matz <matz@suse.de>
2825 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
2826 (gate_convert_to_rsqrt): Ditto.
2827 (pass_convert_to_rsqrt): Ditto.
2828 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
2829 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
2832 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
2834 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2836 * config/arm/arm.c (find_best_start): Fix type of remainder to be
2839 2009-10-29 Martin Jambor <mjambor@suse.cz>
2841 PR tree-optimization/41775
2842 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
2843 (generate_subtree_copies): Do not unshare agg.
2844 (load_assign_lhs_subreplacements): Do not unshare rhs.
2845 (sra_modify_assign): Do not unshare exprs.
2846 (propagate_subacesses_accross_link): Renamed to
2847 propagate_subaccesses_across_link.
2849 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
2851 * arm.c (count_insns_for_constant): Rework to support counting for
2852 thumb2 immediates as well.
2853 (find_best_start): Split out from arm_gen_constant.
2854 (arm_gen_constant): Rework to support XOR with immediate.
2856 2009-10-29 Chao-ying Fu <fu@mips.com>
2858 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
2860 (mips_expand_synci_loop): Use the length rtx to control the
2861 synci loop from the begin rtx that points to the first byte of
2864 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2866 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
2868 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2870 * dbxout.c (dbxout_common_check): Accept non public trees.
2871 * dwarf2out.c (fortran_common): Accept non public trees.
2873 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2875 * common.opt (fuse-linker-plugin): New option.
2876 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
2878 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
2880 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2882 PR rtl-optimization/39715
2883 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
2884 (gen_cstoresi_ltu_thumb1): New splitter.
2886 2009-10-28 Richard Guenther <rguenther@suse.de>
2890 * tree-ssa.c (useless_type_conversion_p): Do not treat
2891 conversions to pointers to incomplete types as useless.
2892 * gimple.c (gimple_types_compatible_p): Compare struct tags,
2895 2009-10-28 Jakub Jelinek <jakub@redhat.com>
2897 * var-tracking.c (emit_note_insn_var_location): Don't call the second
2898 vt_expand_loc unnecessarily when location is not a register nor
2902 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
2903 fields don't have DECL_NAME.
2906 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
2907 call convert_memory_address on addr.
2910 * config/i386/i386.c (ix86_pic_register_p): Don't call
2911 rtx_equal_for_cselib_p for VALUEs discarded as useless.
2913 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
2915 * var-tracking.c (emit_note_insn_var_location): Get the mode of
2916 a variable part from its REG, MEM or VALUE.
2918 2009-10-28 Richard Guenther <rguenther@suse.de>
2920 * gimple.c (gimple_get_alias_set): Fix comment typo.
2922 2009-10-28 Richard Guenther <rguenther@suse.de>
2924 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
2925 (free_lang_data): Unconditionally compute alias sets for all
2926 standard integer types. Bail out if gate bailed out previously.
2927 Do not reset the types_compatible_p langhook.
2928 (gate_free_lang_data): Remove.
2929 (struct pass_ipa_free_lang_data): Enable unconditionally.
2930 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2933 2009-10-28 Richard Guenther <rguenther@suse.de>
2936 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2937 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2938 (call_may_clobber_ref_p_1): Likewise.
2939 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2940 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2942 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2944 PR rtl-optimization/41812
2947 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2949 * df-problems.c (df_md_scratch): New.
2950 (df_md_alloc, df_md_free): Allocate/free it.
2951 (df_md_local_compute): Only include live registers in init.
2952 (df_md_transfer_function): Prune the in-set computed by
2953 the confluence function, and the gen-set too.
2955 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2957 PR rtl-optimization/39715
2958 * combine.c (simplify_comparison): Use extensions to
2959 widen comparisons. Try an ANDing first.
2961 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2963 PR rtl-optimization/40741
2964 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2965 a small constant is cheap.
2966 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2967 force_reg on the LHS.
2968 (xorsi3): Likewise, and split the XOR if the constant is complex
2969 and not in Thumb mode.
2971 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2973 * expmed.c (emit_store_flag): Check costs before
2974 transforming to the opposite representation.
2976 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2978 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2979 cstore result to DImode.
2981 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2983 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2984 inside the unspec vector.
2986 2009-10-27 Richard Henderson <rth@redhat.com>
2988 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2990 2009-10-27 Richard Henderson <rth@redhat.com>
2993 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2994 eh_region_may_contain_throw; update users.
2995 (eh_region_may_contain_throw): New function.
2996 (lower_catch): Check flag_exceptions before creating exception region.
2997 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2998 (lower_cleanup): Tidy existing flag_exceptions check to match.
3000 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3003 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3004 * config/i386/mingw.opt: Add fset-stack-executable.
3005 * config/i386/i386.c (ix86_trampoline_init): Make call to
3006 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3007 defined and its value is not zero.
3010 2009-10-27 Richard Guenther <rguenther@suse.de>
3012 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3013 handle calls to externally visible functions like in regular mode.
3014 (create_variable_info_for): Do not create function infos here.
3015 (have_alias_info): Remove write-only variable.
3016 (solve_constraints): New function split out from common code
3017 in compute_points_to_sets and ipa_pta_execute.
3018 (compute_points_to_sets): Adjust.
3019 (ipa_pta_execute): Likewise. Handle clones and externally visible
3020 functions like in non-IPA mode.
3022 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3025 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3028 2009-10-27 Richard Guenther <rguenther@suse.de>
3030 * tree-complex.c (expand_complex_div_wide): Check for
3031 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3033 2009-10-27 Revital Eres <eres@il.ibm.com>
3035 PR tree-optimization/40648
3036 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3037 Change decision of when to peel for alignment.
3039 2009-10-27 Richard Guenther <rguenther@suse.de>
3042 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3044 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3047 * fold-const.c (fold_binary_loc): Do not call
3048 protected_set_expr_location.
3050 2009-10-27 Wei Guozhi <carrot@google.com>
3053 * target.h (have_conditional_execution): Add a new target hook
3055 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3056 * targhooks.h (default_have_conditional_execution): Likewise.
3057 * targhooks.c (default_have_conditional_execution): Likewise.
3058 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3059 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3060 (arm_have_conditional_execution): New function.
3061 * ifcvt.c (noce_process_if_block, find_if_header,
3062 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3063 macro HAVE_conditional_execution to a target hook call.
3064 * recog.c (peephole2_optimize): Likewise.
3065 * sched-rgn.c (add_branch_dependences): Likewise.
3066 * final.c (asm_insn_count, final_scan_insn): Likewise.
3067 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3069 2009-10-26 Ben Elliston <bje@au.ibm.com>
3070 Michael Meissner <meissner@linux.vnet.ibm.com>
3071 Ulrich Weigand <uweigand@de.ibm.com>
3073 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3074 * config/spu/spu_cache.h: New file.
3076 * config/spu/cachemgr.c: New file.
3077 * config/spu/cache.S: New file.
3079 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3080 (ADDR_SPACE_EA): Define.
3081 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3082 * config/spu/spu.c (EAmode): New macro.
3083 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3084 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3085 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3086 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3087 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3088 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3089 (TARGET_ASM_SELECT_SECTION): Likewise.
3090 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3091 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3092 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3093 (ea_symbol_ref): New function.
3094 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3095 (spu_addr_space_legitimate_address_p): New function.
3096 (spu_addr_space_legitimize_address): Likewise.
3097 (cache_fetch): New global.
3098 (cache_fetch_dirty): Likewise.
3099 (ea_alias_set): Likewise.
3100 (ea_load_store): New function.
3101 (ea_load_store_inline): Likewise.
3102 (expand_ea_mem): Likewise.
3103 (spu_expand_mov): Handle __ea qualified memory references.
3104 (spu_addr_space_pointer_mode): New function.
3105 (spu_addr_space_address_mode): Likewise.
3106 (spu_addr_space_subset_p): Likewise.
3107 (spu_addr_space_convert): Likewise.
3108 (spu_section_type_flags): Handle "._ea" section.
3109 (spu_select_section): New function.
3110 (spu_unique_section): Likewise.
3111 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3112 and __EA64__ predefined macros.
3113 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3114 -matomic-updates switches.
3116 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3117 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3118 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3119 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3120 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3121 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3122 $(T)cache128k.o): Likewise.
3123 ($(T)libgcc_%.a): Likewise.
3125 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3126 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3127 (-maddress-space-conversion): Likewise.
3128 (-mcache-size=): Likewise.
3129 (-matomic-updates): Likewise.
3130 * doc/invoke.texi (-mea32/-mea64): Document.
3131 (-maddress-space-conversion): Likewise.
3132 (-mcache-size=): Likewise.
3133 (-matomic-updates): Likewise.
3135 2009-10-26 Ben Elliston <bje@au.ibm.com>
3136 Michael Meissner <meissner@linux.vnet.ibm.com>
3137 Ulrich Weigand <uweigand@de.ibm.com>
3139 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3141 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3142 defined, add the named address space keywords.
3143 (c_addr_space_name): New function.
3144 (complete_array_type): Preserve named address space.
3145 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3146 instead of targetm.valid_pointer_mode.
3148 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3149 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3150 (ADDR_SPACE_KEYWORD): New macro.
3151 (c_addr_space_name): Add prototype.
3153 * c-tree.h (struct c_declspecs): Add address_space member.
3154 (declspecs_add_addrspace): Add prototype.
3156 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3158 * c-parser.c (c_parse_init): Add assertion.
3159 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3160 (c_lex_one_token): Handle address space keywords.
3161 (c_token_starts_typename): Likewise.
3162 (c_token_starts_declspecs): Likewise.
3163 (c_parser_declspecs): Likewise.
3164 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3165 literal within function qualified with named address space.
3167 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3168 address space qualifiers.
3169 (shadow_tag_warned): Warn about useless address space qualifiers.
3170 (quals_from_declspecs): Handle address space qualifiers.
3171 (grokdeclarator): Likewise.
3172 (build_null_declspecs): Likewise.
3173 (declspecs_add_addrspace): New function.
3175 * c-typeck.c (addr_space_superset): New function.
3176 (qualify_type): Handle named address spaces.
3177 (composite_type): Likewise.
3178 (common_pointer_type): Likewise.
3179 (comp_target_types): Likewise.
3180 (build_conditional_expr): Likewise.
3181 (handle_warn_cast_qual): Likewise.
3182 (build_c_cast): Likewise.
3183 (convert_for_assignment): Likewise.
3184 (build_binary_op): Likewise.
3185 (pointer_diff): Handle named address spaces. Use intermediate
3186 integer type of sufficient size if required.
3188 2009-10-26 Ben Elliston <bje@au.ibm.com>
3189 Michael Meissner <meissner@linux.vnet.ibm.com>
3190 Ulrich Weigand <uweigand@de.ibm.com>
3192 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3193 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3194 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3196 * target.h (struct target_def): Add pointer_mode, address_mode,
3197 and valid_pointer_mode to addr_space substructure.
3198 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3199 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3200 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3201 (TARGET_ADDR_SPACE_HOOKS): Add them.
3202 * targhooks.c (target_default_pointer_address_modes_p): New function.
3203 * target.h (target_default_pointer_address_modes_p): Add prototype.
3204 * targhooks.c (default_addr_space_pointer_mode): New function.
3205 (default_addr_space_address_mode): Likewise.
3206 (default_addr_space_valid_pointer_mode): Likewise.
3207 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3208 (default_addr_space_address_mode): Likewise.
3209 (default_addr_space_valid_pointer_mode): Likewise.
3210 * output.h (default_valid_pointer_mode): Move to ...
3211 * targhooks.h (default_valid_pointer_mode): ... here.
3212 * varasm.c (default_valid_pointer_mode): Move to ...
3213 * targhooks.c (default_valid_pointer_mode): ... here.
3215 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3216 instead of targetm.valid_pointer_mode.
3218 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3219 * tree.c (integer_pow2p): Likewise.
3220 (tree_log2): Likewise.
3221 (tree_floor_log2): Likewise.
3222 (signed_or_unsigned_type_for): Support pointer type of different size.
3223 (int_or_pointer_precision): New function.
3224 * tree.h (int_or_pointer_precision): Add prototype.
3225 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3226 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3227 incoming pointer type instead of POINTER_SIZE.
3229 * tree.c (build_pointer_type): Use appropriate pointer mode
3230 instead of ptr_mode.
3231 (build_reference_type): Likewise.
3232 * expr.c (store_expr): Likewise.
3233 (expand_expr_addr_expr): Likewise.
3234 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3235 * cfgexpand.c (expand_debug_expr): Likewise.
3237 * auto-inc-dec.c: Include "target.h".
3238 (try_merge): Use appropriate address mode instead of Pmode.
3239 (find_inc): Likewise.
3240 * combine.c (find_split_point): Likewise.
3241 * cselib.c (cselib_record_sets): Likewise.
3242 * dse.c (replace_inc_dec): Likewise.
3243 (canon_address): Likewise.
3244 * var-tracking.c (replace_expr_with_values): Likewise.
3245 (count_uses): Likewise.
3246 (add_uses): Likewise.
3247 (add_stores): Likewise.
3248 * emit-rtl.c: Include "target.h".
3249 (adjust_address_1): Use appropriate address mode instead of Pmode.
3250 (offset_address): Likewise.
3251 * explow.c (break_out_memory_refs): Likewise.
3252 (memory_address_addr_space): Likewise.
3253 (promote_mode): Likewise.
3254 * expr.c (move_by_pieces): Likewise.
3255 (emit_block_move_via_loop): Likewise.
3256 (store_by_pieces): Likewise.
3257 (store_by_pieces_1): Likewise.
3258 (expand_assignment): Likewise.
3259 (store_constructor): Likewise.
3260 (expand_expr_addr_expr): Likewise.
3261 (expand_expr_real_1): Likewise.
3262 * cfgexpand.c (expand_debug_expr): Likewise.
3263 * ifcvt.c (noce_try_cmove_arith): Likewise.
3264 * regcprop.c (kill_autoinc_value): Likewise.
3265 * regmove.c (try_auto_increment): Likewise.
3266 * reload.c (find_reloads): Likewise.
3267 (find_reloads_address): Likewise.
3268 (find_reloads_address_1): Likewise.
3269 * sched-deps.c: Include "target.h".
3270 (sched_analyze_1): Use appropriate address mode instead of Pmode.
3271 (sched_analyze_2): Likewise.
3272 * sel-sched-dump.c: Include "target.h".
3273 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
3274 * stor-layout.c (layout_type): Likewise.
3275 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3276 (multiplier_allowed_in_address_p): Likewise.
3277 (get_address_cost): Likewise.
3278 * varasm.c (make_decl_rtl): Likewise.
3280 * expr.c (expand_assignment): Always convert offsets to appropriate
3282 (store_expr): Likewise.
3283 (store_constructor): Likewise.
3284 (expand_expr_real_1): Likewise.
3286 * reload.h (form_sum): Add MODE argument.
3287 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
3288 Update recursive calls.
3289 (subst_indexed_address): Update calls to form_sum.
3291 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
3292 * tree-ssa-address.c: Include "target.h".
3293 (templates): Replace by ...
3294 (mem_addr_template_list): ... this new vector.
3295 (TEMPL_IDX): Handle address space numbers.
3296 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
3297 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
3298 instead of global cache. Update call to gen_addr_rtx.
3299 (valid_mem_ref_p): Update call to addr_for_mem_ref.
3300 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
3302 * rtl.h (convert_memory_address_addr_space): Add prototype.
3303 (convert_memory_address): Define as macro.
3304 * explow.c (convert_memory_address): Rename to ...
3305 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
3306 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
3307 Update recursive calls.
3308 (memory_address_addr_space): Call convert_memory_address_addr_space.
3309 * expmed.c (make_tree): Likewise.
3310 * expr.c (expand_assignment): Likewise.
3311 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
3312 (expand_expr_addr_expr): Likewise. Also, update call.
3314 * alias.c (find_base_value): Guard pointer size optimizations.
3315 (find_base_term): Likewise.
3316 * rtlanal.c (nonzero_bits1): Likewise.
3317 (num_sign_bit_copies1): Likewise.
3318 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3320 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
3321 (emit-rtl.o): Likewise.
3322 (auto-inc-dec.o): Likewise.
3323 (sched-deps.o): Likewise.
3325 2009-10-26 Ben Elliston <bje@au.ibm.com>
3326 Michael Meissner <meissner@linux.vnet.ibm.com>
3327 Ulrich Weigand <uweigand@de.ibm.com>
3329 * doc/extend.texi (Named Address Spaces): New section.
3330 * coretypes.h (addr_space_t): New type.
3331 (ADDR_SPACE_GENERIC): New define.
3332 (ADDR_SPACE_GENERIC_P): New macro.
3334 * doc/tm.texi (Named Address Spaces): New section.
3335 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
3336 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
3337 (TARGET_ADDR_SPACE_SUBSET_P): Document.
3338 (TARGET_ADDR_SPACE_CONVERT): Document.
3339 * target.h (struct gcc_target): Add addr_space substructure.
3340 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
3341 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3342 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3343 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3344 (TARGET_ADDR_SPACE_HOOKS): Likewise.
3345 (TARGET_INITIALIZER): Initialize addr_space hooks.
3346 * targhooks.c (default_addr_space_legitimate_address_p): New function.
3347 (default_addr_space_legitimize_address): Likewise.
3348 (default_addr_space_subset_p): Likewise.
3349 (default_addr_space_convert): Likewise.
3350 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
3351 (default_addr_space_legitimize_address): Likewise.
3352 (default_addr_space_subset_p): Likewise.
3353 (default_addr_space_convert): Likewise.
3355 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
3356 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
3357 (MEM_ADDR_SPACE): New macro.
3358 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
3359 address space memory attribute.
3360 (mem_attrs_htab_hash): Handle address space memory attribute.
3361 (mem_attrs_htab_eq): Likewise.
3362 (set_mem_attributes_minus_bitpos): Likewise.
3363 (set_mem_alias_set): Likewise.
3364 (set_mem_align): Likewise.
3365 (set_mem_expr): Likewise.
3366 (set_mem_offset): Likewise.
3367 (set_mem_size): Likewise.
3368 (adjust_address_1): Likewise.
3369 (offset_address): Likewise.
3370 (widen_memoy_address): Likewise.
3371 (get_spill_slot_decl): Likewise.
3372 (set_mem_attrs_for_spill): Likewise.
3373 (set_mem_addr_space): New function.
3374 * emit-rtl.h (set_mem_addr_space): Add prototype.
3375 * print-rtl.c (print_rtx): Print address space memory attribute.
3376 * expr.c (expand_assignment): Set address space memory attribute
3377 of generated MEM RTXes as appropriate.
3378 (expand_expr_real_1): Likewise.
3379 * cfgexpand.c (expand_debug_expr): Likewise.
3380 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3382 * tree.h (struct tree_base): Add address_space bitfield. Reduce
3383 size of "spare" bitfield.
3384 (TYPE_ADDR_SPACE): New macro.
3385 (ENCODE_QUAL_ADDR_SPACE): Likewise.
3386 (DECODE_QUAL_ADDR_SPACE): Likewise.
3387 (CLEAR_QUAL_ADDR_SPACE): Likewise.
3388 (KEEP_QUAL_ADDR_SPACE): Likewise.
3389 (TYPE_QUALS): Encode type address space.
3390 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
3391 * tree.c (set_type_quals): Set type address space.
3392 (build_array_type): Inherit array address space from element type.
3393 * print-tree.c (print_node_brief): Print type address space.
3394 (print_node): Likewise.
3395 * tree-pretty-print.c (dump_generic_node): Likewise.
3397 * explow.c (memory_address): Rename to ...
3398 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
3399 Use address-space aware variants of memory address routines.
3400 * recog.c (memory_address_p): Rename to ...
3401 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3402 Use address-space aware variants of memory address routines.
3403 (offsettable_address_p): Rename to ...
3404 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
3405 Use address-space aware variants of memory address routines.
3406 * reload.c (strict_memory_address_p): Rename to ...
3407 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3408 Use address-space aware variants of memory address routines.
3409 (maybe_memory_address_p): Rename to ...
3410 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3411 Use address-space aware variants of memory address routines.
3412 * expr.h (memory_address_addr_space): Add prototype.
3413 (memory_address): Define as macro.
3414 * recog.h (memory_address_addr_space_p): Add prototype.
3415 (memory_address_p): Define as macro.
3416 (offsettable_address_addr_space_p): Add prototype.
3417 (offsettable_address_p): Define as macro.
3418 (strict_memory_address_addr_space_p): Add prototype.
3419 (strict_memory_address_p): Define as macro.
3421 * combine.c (find_split_point): Use address-space aware variants
3422 of memory address routines.
3423 * emit-rtl.c (operand_subword): Likewise.
3424 (change_address_1): Likewise.
3425 (adjust_address_1): Likewise.
3426 (offset_address): Likewise.
3427 * expr.c (emit_move_insn): Likewise.
3428 (expand_assignment): Likewise.
3429 (expand_expr_real_1): Likewise.
3430 * recog.c (verify_changes): Likewise.
3431 (general_operand): Likewise.
3432 (offsettable_memref_p): Likewise.
3433 (offsettable_nonstrict_memref_p): Likewise.
3434 (constrain_operands): Likewise.
3435 * reload.c (get_secondary_mem): Likewise.
3436 (find_reloads_toplev): Likewise.
3437 (find_reloads_address): Likewise.
3438 (find_reloads_subreg_address): Likewise.
3439 * reload1.c (reload): Likewise.
3440 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3441 * rtl.h (address_cost): Add ADDRSPACE argument.
3442 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
3443 aware variant of memory address routines.
3444 * loop-invariant.c (create_new_invariant): Update address_cost call.
3445 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
3446 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
3447 Use address-space aware variant of memory address routines.
3448 (propagate_rtx_1): Update call to should_replace_address.
3449 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
3451 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
3452 ADDRSPACE argument. Use per-address-space instead of global cache.
3453 Use address-space aware variant of memory address routines.
3454 (get_address_cost): Likewise.
3455 (get_computation_cost_at): Update calls.
3456 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
3457 Use address-space aware variant of memory address routines.
3458 (create_mem_ref_raw): Update call to valid_mem_ref_p.
3459 (most_expensive_mult_to_index): Update call to
3460 multiplier_allowed_in_address_p.
3462 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
3463 attribute to indicate named address spaces.
3465 * varasm.c (get_variable_section): DECLs in named address spaces
3468 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
3469 for addresses in a non-generic address space.
3471 * expr.c (emit_block_move_hints): Do not use libcalls for
3472 memory in non-generic address spaces.
3473 (clear_storage_hints): Likewise.
3474 (expand_assignment): Likewise.
3476 * fold-const.c (operand_equal_p): Expressions refering to different
3477 address spaces are not equivalent.
3479 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
3480 spaces are not equivalent.
3481 (rtx_equal_p): Likewise.
3482 * cse.c (exp_equiv_p): Likewise.
3483 * jump.c (rtx_renumbered_equal_p): Likewise.
3484 * reload.c (operands_match_p): Likewise.
3486 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
3487 address spaces may alias.
3488 (true_dependence): Likewise.
3489 (canon_true_dependence): Likewise.
3490 (write_dependence_p): Likewise.
3492 * dse.c (canon_address): Handle named address spaces.
3493 * ifcvt.c (noce_try_cmove_arith): Likewise.
3495 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
3496 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
3497 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
3498 to handle conversions between different address spaces.
3499 * fold-const.c (fold_convert_loc): Likewise.
3500 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
3501 * tree-pretty-print.c (dump_generic_node): Likewise.
3502 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
3503 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3504 * tree-inline.c (estimate_operator_cost): Likewise.
3505 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
3506 to different address spaces are not useless.
3508 2009-10-26 Jakub Jelinek <jakub@redhat.com>
3511 * cfgcleanup.c (trivially_empty_bb_p): New function.
3512 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
3515 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
3516 add_name_and_src_coords_attributes, gen_namespace_die,
3517 dwarf2out_set_name): Handle dwarf2_name returning NULL.
3519 2009-10-26 Nick Clifton <nickc@redhat.com>
3521 * config.gcc: Add support for RX target.
3522 * config/rx: New directory.
3523 * config/rx/constraints.md: New file.
3524 * config/rx/predicates.md: New file.
3525 * config/rx/rx.c: New file.
3526 * config/rx/rx.h: New file.
3527 * config/rx/rx.md: New file.
3528 * config/rx/rx.opt: New file.
3529 * config/rx/rx-protos.h: New file.
3530 * config/rx/t-rx: New file.
3531 * doc/extend.texi: Document RX function attributes.
3532 * doc/invoke.texi: Document RX specific command line options.
3533 * doc/contrib.texi: Document RX contribution.
3534 * doc/md.texi: Document RX constraints.
3535 * doc/install.texi: Document RX support.
3537 2009-10-26 Michael Matz <matz@suse.de>
3539 PR tree-optimization/41783
3540 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
3541 case for simple diamonds.
3542 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
3543 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
3544 argument, use alias oracle to skip some vdefs.
3545 (phi_translate_1): Change call to above, don't allocate new
3546 value ids if they can stay the same.
3547 (compute_avail): Allow vuse walking when looking up references.
3549 2009-10-26 Richard Guenther <rguenther@suse.de>
3551 PR tree-optimization/41826
3552 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
3553 access to re-allocated vector fields.
3555 2009-10-26 Richard Guenther <rguenther@suse.de>
3557 * graphite-sese-to-poly.c (check_poly_representation): Fix
3558 compile without checking.
3560 2009-10-26 Janus Weil <janus@gcc.gnu.org>
3563 * gimple.h (tree_annotate_all_with_location): Remove prototype.
3564 * gimplify.c (tree_should_carry_location_p,
3565 tree_annotate_one_with_location,tree_annotate_all_with_location):
3566 Remove obsolete functions.
3568 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
3571 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
3573 2009-10-25 Richard Guenther <rguenther@suse.de>
3575 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3576 Stream DECL_RESTRICTED_P.
3577 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3579 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3581 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
3582 a note when expanding to nothing.
3584 2009-10-25 Richard Guenther <rguenther@suse.de>
3587 * tree.c (find_decls_types_r): Deal with Java overloading
3588 BINFO_VIRTUALS for its own purpose.
3590 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
3592 * config/mips/predicates.md (hilo_operand): New predicate.
3593 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
3594 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
3595 splitter part from here ...:
3596 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
3597 op0 and op4 to match the DINS case.
3598 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
3600 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3603 * avr.md (QIDI): Add new mode iterator.
3604 (sbrx_branch<mode>): Create new zero extract bit, test and jump
3605 patterns for all QI thru DI modes combinations.
3606 (sbrx_and_branch<mode>): Create new and based bit test and jump
3607 patterns for QI thru SI modes.
3608 avr.c (avr_out_sbxx_branch): Use only bit number.
3610 2009-10-24 Jan Hubicka <jh@suse.cz>
3612 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
3614 (analyze_function): When analyzing noreturn nothrow call, do not
3615 compute written stats; free bitmaps of vars early if possible.
3616 (generate_summary): Only update bitmaps if computed.
3617 (propagate): Only dump bitmaps if computed.
3618 (ipa_reference_read_summary): Fix pasto.
3620 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
3622 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
3623 (aliasing_component_refs_p): ...this. Return true if there is no
3624 common base and the base access types have the same alias set.
3625 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
3626 (indirect_refs_may_alias_p): Likewise.
3628 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3631 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
3632 a C_MAYBE_CONST_EXPR.
3634 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3637 * config/rs6000/rs6000.c (struct machine_function): Add
3638 vsx_or_altivec_used_p to record if vector types are used.
3639 (rs6000_expand_to_rtl_hook): Rename from
3640 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
3641 any vector operations, so if there are, we can set VRSAVE to
3642 non-zero when only floating point vector registers are used.
3643 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
3644 (rs6000_check_vector_mode): Inner function to check if vector
3645 types are used in the code.
3646 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
3647 vector instructions are used.
3649 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
3650 Indicate that VSX registers which overlap floating point
3651 registers, can't be used across a call, since the ABI only states
3652 the scalar part of the register will be saved and restored.
3654 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3657 * alias.c (get_alias_set): Call langhook before returning 0 for
3658 types with structural equality.
3659 * c-common.c (c_common_get_alias_set): Use alias set of element
3660 type for arrays with structural comparison.
3662 2009-10-23 Richard Guenther <rguenther@suse.de>
3665 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
3666 gimple_call_nothrow_p.
3668 2009-10-23 Richard Guenther <rguenther@suse.de>
3670 PR tree-optimization/41778
3671 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
3672 redundancy along a path in the CFG we want to optimize for speed
3673 is going to be removed.
3674 (execute_pre): Do partial-PRE only if the function is to be
3675 optimized for speed.
3676 (gate_pre): Do not turn off all of PRE when not optimizing a
3679 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3681 * builtins.c (fold_builtin_cabs): Use validate_arg().
3682 (fold_builtin_cexp): Fix if-logic.
3683 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
3685 2009-10-22 Jeff Law <law@redhat.com>
3687 * ira-lives.c (process_single_reg_class_operands): Update the
3688 hard reg costs for all the hard registers desired by the
3689 single reg class operand.
3691 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3693 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
3694 for rtxes that aren't handled specially.
3696 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3698 * rtl.h (shallow_copy_rtvec): Declare.
3699 * rtl.c (shallow_copy_rtvec): New function.
3700 * cselib.c (cselib_subst_to_values): Use it. Only modify an
3701 rtx field if the subrtx has changed.
3703 2009-10-22 Anatoly Sokolov <aesok@post.ru>
3705 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
3706 (m32c_function_value): Make static, add new 'outgoing' argument.
3707 (m32c_libcall_value): Make static, add new 'fun' argument.
3708 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3709 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3710 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
3711 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
3712 (m32c_function_value, m32c_libcall_value): Delete declaration.
3714 2009-10-22 Diego Novillo <dnovillo@google.com>
3716 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
3718 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3720 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
3723 2009-10-22 Richard Guenther <rguenther@suse.de>
3725 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
3726 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
3727 (lto_symtab_merge): Do not merge cgraph nodes here.
3728 (lto_symtab_resolve_can_prevail_p): Simplify.
3729 (lto_symtab_resolve_symbols): Store cgraph node.
3730 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
3731 functions from the symtab.
3732 (lto_symtab_merge_cgraph_nodes_1): New function.
3733 (lto_symtab_merge_cgraph_nodes): Likewise.
3735 2009-10-22 Richard Guenther <rguenther@suse.de>
3738 * lto-streamer-out.c (lto_output_location): Stream the
3740 * lto-streamer-in.c (lto_input_location): Likewise.
3742 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3744 * cfgloopmanip.c (duplicate_subloops): Export.
3745 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
3746 (transform_to_exit_first_loop): Duplicate bbs starting from
3747 header up to loop->latch instead of exit->src.
3748 Initialize control variable to the correct number of iterations.
3749 (gather_scalar_reductions): Do not register double reductions.
3750 (parallelize_loops): Dump which loop is tested.
3751 Indicate whether the parallelized loop is inner or not.
3752 Remove the innermost-loop requirement.
3753 * cfgloop.h (duplicate_subloops): Export.
3754 * tree-cfg.c (add_phi_args_after_redirect): New function.
3755 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
3756 Call duplicate_subloops.
3757 Update number of iterations at the exit condition.
3758 Don't redirect nexits always to the loop exit.
3759 Redirect copied edges from latch to the loop exit.
3761 2009-10-22 Jan Hubicka <jh@suse.cz>
3763 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
3765 * ipa-inline.c (cgraph_mark_inline_edge,
3766 cgraph_decide_inlining_of_small_function,
3767 cgraph_decide_inlining, inline_read_summary): Disable indirect
3768 inlining for WPA for time being.
3770 PR tree-optimize/40556
3771 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
3773 2009-10-22 Richard Guenther <rguenther@suse.de>
3775 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
3776 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
3778 2009-10-22 Jan Hubicka <jh@suse.cz>
3781 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
3783 (check_call): Handle only indirect calls.
3784 (propagate_bits): Update comment.
3785 (write_node_summary_p): Turn bogus check to assert.
3786 (ipa_reference_write_summary): Stream calls_read_all properly.
3787 (ipa_reference_read_summary): Stream in calls_read_all properly.
3788 (read_write_all_from_decl): New function.
3789 (propagate): Handle OVERWRITABLE nodes and external calls here.
3790 * ipa-pre-const.c (check_call): In IPA mode handle indirect
3792 (analyze_function): Do not check visibility here.
3793 (add_new_function): We summary OVERWRITABLE too.
3794 (generate_summary): Stream OVERWRITABLE nodes too.
3795 (propagate): Handle external calls and OVERWRITABLE nodes here.
3796 (local_pure_const): Check visibility here.
3798 2009-10-22 Jan Hubicka <jh@suse.cz>
3800 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
3801 (pass_ipa_cp): Register them.
3802 (ipcp_init_stage): Analyze all functions for whopr/lto.
3803 (ipcp_propagate_stage): Skip external calls.
3804 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
3805 * ipa-reference.c (write_node_summary_p): Fix thinko about
3807 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
3808 when in ltrans, skip executing of ipa passes since everything
3809 should've been done.
3810 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
3811 (inline_generate_summary): Likewise.
3812 (inline_read_summary): New function.
3813 (inline_write_summary): New function.
3814 (pass_ipa_inline): Register new hooks.
3815 * ipa-prop.c: Inlcude lto-streamer.h
3816 (ipa_edge_args_vector): Update declaration.
3817 (ipa_count_arguments, ipa_compute_jump_functions,
3818 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
3819 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
3820 ipa_read_node_info): New static functions.
3821 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
3822 (duplicate_array): Use xmalloc.
3823 (duplicate_ggc_array): New.
3824 (ipa_edge_duplication_hook): Use it.
3825 (ipa_update_after_lto_read): New function.
3826 * ipa-prop.h (ipa_prop_write_jump_functions,
3827 ipa_prop_read_jump_functions): Declare.
3828 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
3829 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
3830 (ipa_edge_args_vector): Move into GGC.
3831 (ipa_check_create_edge_args): Update.
3832 (ipa_update_after_lto_read): New.
3833 * passes.c (ipa_write_summaries_1): When in wpa, do not write
3835 (ipa_read_summaries): When in ltrans, so not read summaries.
3836 * lto-streamer.c (lto_get_section_name): Add
3837 LTO_section_jump_functions.
3838 * lto-streamer.h (LTO_section_jump_functions): New section.
3839 (produce_asm): Declare.
3840 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
3841 * lto-streamer-out.c (produce_asm): Export.
3842 * lto-streamer-in.c: Include tree-pass.h
3843 (input_function): Free dominance info when done.
3844 (lto_read_body): Push ipa_inline in ltrans stage.
3845 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
3846 * Makefile.in (GTFILES): Add ipa-prop.h
3848 2009-10-22 Matthias Klose <doko@ubuntu.com>
3850 * doc/install.texi: Document --enable-browser-plugin.
3852 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
3854 * doc/invoke.texi (fira-loop-pressure): Update default value.
3855 * opts.c (decode_options): Remove default value setting for
3856 flag_ira_loop_pressure.
3857 * config/ia64/ia64.c (ia64_override_options): Set
3858 flag_ira_loop_pressure up for -O3.
3859 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3861 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
3863 PR tree-optimization/41497
3864 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
3865 chrec_dont_know if the evolution function returned by follow_ssa_edge
3866 is constant in the analyzed loop and is not compatible with the
3867 initial value before the loop.
3868 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
3870 2009-10-21 Joseph Myers <joseph@codesourcery.com>
3872 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
3874 2009-10-21 Jakub Jelinek <jakub@redhat.com>
3877 * doc/invoke.texi: Document -print-multi-os-directory.
3879 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
3882 * gcc/config/darwin10.h: Use default_emit_unwind_label.
3883 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
3884 when darwin_emit_unwind_label is used.
3886 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
3888 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
3891 2009-10-20 Richard Henderson <rth@redhat.com>
3893 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
3894 before emit_post_landing_pad.
3896 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
3898 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
3899 Use when calling rtx_costs.
3900 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
3901 global optimize_size. Pass speed to mips_binary_cost.
3903 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3905 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
3908 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
3910 * rtl.h (simplify_replace_fn_rtx): Declare.
3911 (wrap_constant, unwrap_constant): Delete.
3912 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
3913 (expand_debug_expr): Don't call wrap_constant.
3914 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
3915 (auto_adjust_pair): Fold into...
3916 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
3917 Just return a new value.
3918 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
3919 otherwise use simplify_replace_rtx.
3920 * cselib.c (wrap_constant): Reinstate old definition.
3921 (cselib_expand_value_rtx_1): Don't wrap constants.
3922 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
3923 simplify_replace_rtx.
3924 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
3925 * reload1.c (reload): Skip all uses for an insn before adjusting it.
3926 Use simplify_replace_rtx.
3927 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3929 (simplify_replace_rtx): ...here. Turn into a wrapper for
3930 simplify_replace_fn_rtx.
3931 (simplify_unary_operation): Don't unwrap CONSTs.
3932 * var-tracking.c (check_wrap_constant): Delete.
3933 (vt_expand_loc_callback): Don't call it.
3934 (vt_expand_loc): Likewise.
3936 2009-10-20 Pascal Obry <obry@adacore.com>
3937 Eric Botcazou <ebotcazou@adacore.com>
3939 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3941 2009-10-20 Michael Matz <matz@suse.de>
3943 * loop-invariant.c (create_new_invariant): Use different magic number.
3945 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3948 * arm.c (arm_override_options): Forcibly disable hot/cold block
3951 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3954 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3957 2009-10-20 Richard Guenther <rguenther@suse.de>
3959 * ggc-page.c: Include cfgloop.h.
3960 (struct max_alignment): Drop long double, add void *.
3961 (extra_order_size_table): Add low non-power-of-two multiples
3962 of MAX_ALIGNMENT. Drop small type-based entries, add
3963 tree_type, cgraph_node and loop.
3964 * alloc-pool.c (struct allocation_object_def): Drop long double
3967 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3970 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3971 referenced just in DEBUG_INSNs.
3973 2009-10-20 Richard Guenther <rguenther@suse.de>
3976 * gimple.c (gimple_register_type): Make sure we register
3977 the types main variant first.
3979 2009-10-20 Richard Guenther <rguenther@suse.de>
3981 * gimple.c (gimple_types_compatible_p): Simplify. Move
3982 cheap checks before hashtable queries. Add checks for
3983 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3985 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3987 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3988 without size or with size that can't be represented as a host integer.
3990 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3992 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3993 the removal of a debug stmt as a significant change.
3995 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3997 * config/s390/s390.md: Added agen condition to operand
3998 forwarding bypasses. Added bypass for early address generation
3999 use of int results. Updated comments.
4001 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4003 * config/i386/i386.c: Remove signal.h #include.
4005 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4007 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4008 * doc/rtl.texi: Document ss_abs.
4010 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4012 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4013 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4014 instead of C_LEX_RAW_STRINGS.
4015 (lex_string): Handle CPP_UTF8STRING.
4016 * c-parser.c (c_parser_postfix_expression): Likewise.
4017 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4018 (C_LEX_STRING_NO_JOIN): ... this.
4020 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4022 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4023 cris_function_value_regno_p): New functions.
4024 (cris_promote_function_mode): Update comment.
4025 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4026 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4027 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4028 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4030 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4032 * unwind-dw2.c (execute_stack_op): Fix operand order for
4033 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4035 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4037 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4038 (lower_stmt) <GIMPLE_BIND>: Add comment.
4039 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4041 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4042 Otherwise lower it and set cannot_fallthru to true.
4043 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4044 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4045 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4046 to true for a noreturn call. Do not remove statements.
4047 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4048 Set cannot_fallthru to false on function exit.
4049 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4050 <GIMPLE_ASSIGN>: Remove.
4052 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4054 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4056 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4058 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4059 next/prev_active_insn to skip DEBUG_INSNs as well.
4061 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4063 * config/arm/arm.c (output_move_neon): Use DImode in call to
4066 2009-10-19 Matthias Klose <doko@ubuntu.com>
4069 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4071 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4073 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4075 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4078 * optabs.c (expand_binop): Make mode of shift count expression mode
4079 of shift count not target.
4082 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4084 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4085 case. Force using values to replace references within the statement.
4086 (convert_local_reference_stmt): Likewise.
4088 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4090 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4091 remove a subsequent GOTO or RETURN statement.
4093 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4095 * config/avr.md (*movqi): Add zero as equally preferable constraint
4096 as general register.
4099 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4101 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4103 2009-10-17 Richard Guenther <rguenther@suse.de>
4105 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4107 2009-10-17 Richard Guenther <rguenther@suse.de>
4109 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4110 operands in COMPONENT_REFs.
4112 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4114 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4115 if not defined. Change type of second argument to const_rtx.
4116 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4118 * targhooks.h (default_libcall_value): Update prototype.
4119 * target.h (struct gcc_target): Change type of second argument of
4120 libcall_value to const_rtx.
4121 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4123 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4124 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4126 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4129 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4130 * cgraphunit.c (cgraph_optimize): Call it.
4131 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4132 (dwarf2out_assembly_start): ... here. New hook.
4133 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4134 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4136 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4137 * sdbout.c (sdb_debug_hooks): Likewise.
4138 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4139 (vmsdbgout_assembly_start): New hook.
4141 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4143 * rtl.h (RTL_LOCATION): Fix typo.
4145 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4147 * print-rtl.c (print_rtx): Print locators in asm_operands
4150 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4153 * sched-deps.c (depl_on_debug_p): New.
4154 (attach_dep_link): Reject debug deps before nondebug deps.
4155 (add_to_deps_list): Insert debug deps after nondebug deps.
4156 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4158 (sd_add_dep): Do not reject debug deps.
4159 (add_insn_mem_dependence): Don't count debug deps.
4160 (remove_from_deps): Likewise.
4161 (sched_analyze_2): Set up mem deps on debug insns.
4162 (sched_analyze_insn): Record reg uses for deps on debug insns.
4163 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4164 try_ready nondebug insn after debug insn.
4165 * ddg.c (create_ddg_dep_from_intra_loop_link,
4166 create_ddg_dep_no_link): Don't reject debug deps.
4168 2009-10-16 Richard Guenther <rguenther@suse.de>
4170 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4171 (maybe_merge_incomplete_and_complete_type): Likewise.
4172 (lto_symtab_merge): Do not call them. Do not warn for
4173 complete vs. incomplete compatible types.
4174 (lto_symtab_merge_decls_2): Simplify.
4175 * gimple.c (gimple_force_type_merge): Remove.
4176 (gimple_types_compatible_p): Make it static.
4177 * gimple.h (gimple_force_type_merge): Remove.
4178 (gimple_types_compatible_p): Likewise.
4180 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4182 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4183 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4185 2009-10-16 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/41728
4188 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4189 if fold_stmt did anything.
4191 2009-10-16 Richard Guenther <rguenther@suse.de>
4194 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4195 (maybe_fixup_handled_component): New function.
4196 (input_gimple_stmt): Fixup mismatched decl replacements.
4198 2009-10-16 Richard Guenther <rguenther@suse.de>
4201 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4202 the same as VAR_DECL.
4204 2009-10-16 Richard Guenther <rguenther@suse.de>
4206 * gimple.c (iterative_hash_gimple_type): For integer types
4207 also hash their minimum and maximum values and the string flag.
4208 For array types hash their domain and the string flag.
4210 2009-10-16 Richard Guenther <rguenther@suse.de>
4212 * gimple.c (gimple_types_compatible_p): Restrict completing
4213 types to record or unions. Simplify completion.
4214 Do not merge records or unions with different
4215 TYPE_STRUCTURAL_EQUALITY_P tag.
4216 (iterative_hash_gimple_type): Restrict non-recursing into
4217 pointer targets for records and unions.
4219 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4222 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4223 * dwarf2out.c (mem_loc_descriptor): Don't handle
4224 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4225 punt if it is not lowpart subreg or if inner mode isn't
4228 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4230 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4231 investigating previous or next insns.
4233 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4235 * tree-sra.c (build_ref_for_offset_1): Update comment.
4237 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4239 * config/s390/s390.md (atype): Added missing values.
4241 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4244 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4245 (casesi64p): Update pattern to reflect above.
4247 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4249 PR rtl-optimization/41697
4250 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4252 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4255 * config/rs6000/predicates.md: Update copyright year.
4256 * config/rs6000/altivec.md: Ditto.
4258 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4259 (MD_INCLUDES): Add a2.md.
4261 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4262 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
4263 (builtin_classify): New static vector to classify various builtins
4264 to get the tree attributes correct.
4265 (def_builtin): Set the attributes of builtins based on what the
4266 builtin does (i.e. memory operation, floating point, saturation
4267 need special attributes, others are pure functions).
4269 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
4271 (enum rs6000_builtins): Include rs6000-builtin.def to define the
4272 builtins. Change the end marker to MAX_RS6000_BUILTINS from
4273 RS6000_BUILTIN_COUNT.
4274 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
4275 MAX_RS6000_BUILTINS.
4277 * config/rs6000/rs6000-builtin.def: New file that combines the
4278 builtin enumeration name and attributes.
4280 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
4282 * config/i386/linux.h (ASM_SPEC): Add --32.
4284 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4286 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
4287 and DW_TAG_template_alias.
4288 (dwarf_attr_name): Handle DW_AT_main_subprogram,
4289 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
4290 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
4291 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
4292 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
4293 and DW_AT_GNU_odr_signature.
4294 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
4295 DW_FORM_flag_present and DW_FORM_ref_sig8.
4296 (output_signature): Only print name on the first byte.
4297 (output_die): Likewise for dw_val_class_data8.
4299 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
4301 * doc/invoke.texi: Clarify that most optimizations are not enabled
4304 2009-10-15 Richard Guenther <rguenther@suse.de>
4307 * gimple.c (compare_type_names_p): Handle anonymous names
4308 differently based on new mode argument.
4309 (gimple_types_compatible_p): For structs also compare the tags.
4310 (iterative_hash_type_name): Rename to ...
4311 (iterative_hash_name): ... this. Hash all names.
4312 (iterative_hash_gimple_type): Fix hashing the struct tag of
4313 pointer targets. Hash field decl names.
4315 2009-10-15 Richard Guenther <rguenther@suse.de>
4318 * gimple.c (gimple_get_alias_set): Avoid recursing on
4319 invalid type topology.
4321 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4323 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
4325 2009-10-15 Richard Guenther <rguenther@suse.de>
4327 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
4329 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4331 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
4332 add --with-tune{,-32,-64} configured default for -mtune if explicit
4335 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
4337 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
4339 2009-10-14 DJ Delorie <dj@redhat.com>
4341 * config/h8300/h8300.c (F): New.
4343 (h8300_emit_stack_adjustment): Call them.
4345 (h8300_push_pop): Likewise.
4346 (h8300_expand_prologue): Likewise.
4347 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
4348 (MUST_USE_SJLJ_EXCEPTIONS): Define.
4349 (INCOMING_RETURN_ADDR_RTX): Define.
4350 (INCOMING_FRAME_SP_OFFSET): Define.
4351 (DWARF_CIE_DATA_ALIGNMENT): Define.
4353 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4355 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
4356 fields in builtin structs.
4357 (finalize_record_size): Likewise.
4359 2009-10-14 Richard Guenther <rguenther@suse.de>
4361 * gimple.c (gtc_ob): New global.
4362 (struct type_pair_d): Replace pointers with type UIDs.
4363 (type_pair_hash): Adjust.
4364 (type_pair_eq): Likewise.
4365 (lookup_type_pair): Likewise. Allocate from an obstack.
4366 (gimple_force_type_merge): Adjust.
4367 (gimple_types_compatible_p): Likewise.
4368 (free_gimple_type_tables): Free the obstack.
4370 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4372 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
4373 stmts setting DEBUG_EXPR_DECLs.
4375 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
4376 Don't crash if mode1 is VOIDmode.
4378 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
4380 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
4381 * params.h (IRA_LOOP_RESERVED_REGS): New.
4382 * tree-pass.h (pass_subregs_of_mode_init,
4383 pass_subregs_of_mode_finish): Remove.
4384 * passes.c (pass_subregs_of_mode_init,
4385 pass_subregs_of_mode_finish): Remove.
4386 (pass_reginfo_init): Move before loop optimizations.
4387 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
4388 * common.opt (fira-loop-pressure): New.
4389 * toplev.h (flag_ira_loop_pressure): New.
4390 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
4391 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
4392 Make external and void type functions.
4393 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
4394 pass_subregs_of_mode_finish): Remove.
4395 * ira-costs.c (init_costs): Call init_subregs_of_mode.
4396 * regmove.c: Include ira.h.
4397 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
4398 register pressure calculation in loops.
4399 * loop-invariant.c: Include REGS_H and ira.h.
4400 (struct loop_data): New members max_reg_pressure, regs_ref, and
4402 (struct invariant): New member orig_regno.
4403 (curr_loop): New variable.
4404 (find_exits): Initialize regs_ref and regs_live.
4405 (create_new_invariant): Initialize orig_regno.
4406 (get_cover_class_and_nregs): New.
4407 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
4408 array. Add code for flag_ira_loop_pressure.
4409 (gain_for_invariant): Make new_regs an array. Add code for
4410 flag_ira_loop_pressure.
4411 (best_gain_for_invariant): Ditto.
4412 (set_move_mark): New parameter gain. Use it for debugging output.
4413 (find_invariants_to_move): Make regs_needed and new_regs an array.
4414 Add code for flag_ira_loop_pressure.
4415 (move_invariant_reg): Set up orig_regno.
4416 (move_invariants): Set up reg classes for pseudos for
4417 flag_ira_loop_pressure.
4418 (free_loop_data): Clear regs_ref and regs_live.
4419 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
4420 get_regno_cover_class, change_pressure, mark_regno_live,
4421 mark_regno_death, mark_reg_store, mark_reg_clobber,
4422 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
4423 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
4424 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
4425 register pressure calculation in loops if new regs were added.
4426 Call finish_subregs_of_mode.
4427 * opts.c (decode_options): Set up flag_ira_loop_pressure.
4428 * Makefile.in (loop-invariant.o): Add ira.h.
4430 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
4432 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
4434 2009-10-14 Richard Guenther <rguenther@suse.de>
4436 * lto-symtab.c (lto_symtab_compatible): Fold in ...
4437 (lto_symtab_merge): ... here. Rewrite both to take the
4438 prevailing and a to-be-merged entry and to queue diagnostics properly.
4439 (lto_symtab_resolve_replaceable_p): New predicate for
4441 (lto_symtab_resolve_can_prevail_p): Likewise.
4442 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
4443 handles merging commons by choosing the largest decl. Fold
4444 in code that gives ODR errors.
4445 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
4447 (lto_symtab_merge_decls_1): Re-structure. Deal with the
4448 case of no prevailing decl here. Diagnose mismatches
4449 in object types here. Drop all but the prevailing decls.
4450 (lto_symtab_prevailing_decl): Return the single prevailing decl.
4451 * lto-streamer-in.c (lto_input_tree_ref): Deal with
4452 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
4454 2009-10-14 Richard Guenther <rguenther@suse.de>
4457 * lto-streamer-in.c (input_bb): Replace debug stmts with
4458 nops instead of dropping them.
4460 2009-10-14 Nick Clifton <nickc@redhat.com>
4462 * gcc/doc/extended.texi: Replace the dash character with @minus{}
4463 in situations where it is being used as a minus symbol.
4464 * gcc/doc/tm.texi: Likewise.
4465 * gcc/doc/md.texi: Likewise.
4467 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4469 PR preprocessor/41543
4470 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
4471 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
4472 * tree.c: Include intl.h.
4473 (expand_location): Handle BUILTINS_LOCATION.
4474 * Makefile.in (tree.o): Depend on intl.h.
4477 * dwarf2out.c (dwarf2out_var_location): Always clear
4478 last_postcall_label when changing last_label.
4480 2009-10-14 Pascal Obry <obry@adacore.com>
4482 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
4483 (process_command): Handle -E as done with -c and -S. Do not add
4484 the target executable suffix to the output file when -E is used.
4485 (main): Adjust error message accordingly.
4487 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
4493 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
4495 (tree_code_size): Likewise.
4497 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4499 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4500 * real.h (HAVE_mpc_arc): Define.
4502 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
4504 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
4505 (struct builtin_description): Add fndecl field.
4506 (bdesc): Remove const qualifier. Update initializer.
4507 (sh_media_init_builtins): Remove const qualifier for d. Record
4508 the result of add_builtin_function to the fndecl field.
4509 (sh_builtin_decl): New.
4510 (sh_media_builtin_decl): New.
4512 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
4515 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
4516 requests between special registers.
4518 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
4520 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
4522 2009-10-13 Richard Henderson <rth@redhat.com>
4524 PR tree-optimization/41377
4525 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
4526 (cleanup_empty_eh_merge_phis): New change_region parameter;
4527 pass it on to redirect_eh_edge_1. Update callers.
4528 (cleanup_empty_eh_unsplit): Don't require an existing EH label
4529 at the destination block.
4531 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
4533 * passes.c (register_pass): Replaced gcc_unreachable by
4534 fatal_error on failure. Mentions plugins in comments & messages.
4536 2009-10-13 Jakub Jelinek <jakub@redhat.com>
4539 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
4540 * sched-vis.c (print_value): Use it.
4541 * cselib.c (cselib_hash_rtx): Likewise.
4542 * print-rtl.c (print_rtx): Likewise.
4543 * cfgexpand.c (expand_debug_rtx): Likewise.
4544 * var-tracking.c (vt_expand_loc_callback): Likewise.
4546 2009-10-13 Richard Guenther <rguenther@suse.de>
4549 * opts.c (handle_option): Split out code to handle setting
4550 the options flag var ...
4551 (set_option): ... here.
4552 * opts.h (set_option): Declare.
4553 * lto-opts.c (register_user_option_p): Include -fexceptions
4554 and all position independent code variants.
4555 (handle_common_option): Remove.
4556 (lto_reissue_options): Use set_option.
4558 2009-10-13 Martin Jambor <mjambor@suse.cz>
4560 PR tree-optimization/41661
4561 * ipa-prop.c (compute_complex_pass_through): Allow only operations
4562 that are tcc_comparisons or do not change the type in any
4564 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
4565 folding tcc_comparison operations.
4567 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4569 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
4572 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4578 * tree.def (DEBUG_EXPR_DECL): New.
4579 * rtl.def (DEBUG_EXPR): New.
4580 * gengtype.c (adjust_field_rtx_def): Handle it.
4581 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
4582 (insert_debug_temp_for_var_def): ... this. Drop support for
4583 moving. Take iterator for def stmt; insert debug stmt before it.
4584 Scan early for use count and kind in debug stmts.
4585 (propagate_defs_into_debug_stmts): Rename to...
4586 (insert_debug_temps_for_defs): ... this. Likewise.
4587 * tree.h (DEBUG_TEMP_UID): New.
4588 * tree.c (next_debug_decl_uid): New.
4589 (make_node_stat): Count debug decls separately.
4590 (copy_node_stat): Likewise.
4591 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
4592 * var-tracking.c (dv_is_decl_p): Recognize it.
4593 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
4594 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
4595 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
4596 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
4597 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
4598 (cselib_hash_rtx): Likewise.
4599 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
4600 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
4602 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
4603 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
4604 * rtl.c (copy_rtx): Likewise.
4605 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
4606 * print-rtl.c (print_rtx): Likewise.
4607 * sched-vis.c (print_value): Likewise.
4608 (print_insn): Handle DEBUG_EXPR_DECL.
4609 * tree-dump.c (dequeue_and_dump): Likewise.
4610 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
4611 * gimple-iterator (gsi_replace): Check for same lhs.
4612 (gsi_remove): Insert debug temps.
4613 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
4614 (move_computations_stmt): Drop explicit propagation into debug stmts.
4615 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
4616 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
4617 * tree-ssa-sink.c (statement_sink_location): Likewise.
4618 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
4619 * tree-ssanames.c (release_ssa_name): Adjust for rename.
4620 * tree-flow.h: Likewise.
4621 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
4622 debug temps without values.
4623 (eliminate_unnecessary_stmts): Don't discard just-inserted
4626 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
4629 * config/cris/cris.md (andu): Check that operand 1 is one of the
4630 general registers. Fix typo in head comment.
4632 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
4634 * config/i386/i386.md (vswapmov): New.
4635 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
4636 (ix86_function_ms_hook_prologue): New.
4637 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
4638 * configure.ac: Test for swap suffix support in as.
4639 * configure: Rebuild.
4641 2009-10-12 Jakub Jelinek <jakub@redhat.com>
4644 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
4645 paradoxical subregs to prevent partial register stalls if the inner
4646 mode is integer mode.
4648 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4650 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
4652 2009-10-12 Dodji Seketeli <dodji@redhat.com>
4655 * gcc/dwarf2out.c (template_parameter_pack_die,
4656 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
4658 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4661 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
4663 (maybe_register_def): Likewise. Take stmt iterator.
4664 (rewrite_update_stmt): Take stmt iterator and pass it on.
4665 (rewrite_update_enter_block): Pass stmt iterator.
4667 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4669 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
4670 (spu_builtin_decl): New function.
4672 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4674 * config/i386/i386.md (SWIM): New mode iterator.
4675 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
4676 using SWIM mode iterator.
4677 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
4678 patterns using SWI48 mode iterator.
4679 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
4680 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
4681 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
4682 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
4683 patterns using SWI248 mode iterator.
4684 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
4685 gen_x86_movdicc_0_m1_rex64 for renamed function
4687 2009-10-11 Jose Ruiz <ruiz@adacore.com>
4688 Eric Botcazou <ebotcazou@adacore.com>
4691 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
4692 * config/sparc/sol2-unwind.h: New file.
4694 2009-10-11 Olivier Hainque <hainque@adacore.com>
4695 Eric Botcazou <ebotcazou@adacore.com>
4698 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
4699 * config/i386/sol2-unwind.h: New file.
4701 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
4704 * config/i386/i386.md (addsi_1_zext): Get the proper second
4707 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
4709 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
4710 all OLD_RTXes, not just REGs. Use copy_rtx to create the
4713 2009-10-11 Richard Guenther <rguenther@suse.de>
4715 * gimple.c (iterative_hash_type_name): Do not handle special
4718 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
4720 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
4721 (*setcc_si_1_and): Ditto.
4722 (*setcc_si_1_movzbl): Ditto.
4723 (*setcc_<mode>_2): Ditto.
4724 (*setcc_qi): Rename from *setcc_1.
4725 (*setcc_qi_slp): Rename from *setcc_2.
4727 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
4728 (*zero_extendqisi2_movzbw_and splitter): Ditto.
4730 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
4731 "if" condition, there is already assert with reload_completed present.
4733 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
4735 * plugin.c (try_init_one_plugin): Improve constness of variable err.
4737 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
4739 * doc/install.texi (Final install): Refer to
4740 http://gcc.gnu.org/bugs/ for bug reporting.
4742 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
4744 * configure.ac: Add test for dci instruction.
4745 * configure: Regenerate.
4746 * config.in: Likewise.
4747 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
4748 * doc/invoke.texi: Add cpu_type 476 and 476fp.
4749 (-mmulhw): Add 476 to description.
4750 (-mdlmzb): Likewise.
4751 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
4752 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
4753 (processor_target_table): Add 476 and 476fp entries.
4754 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
4755 (rs6000_issue_rate): Add CPU_PPC476.
4756 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
4757 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
4758 (processor_type): Add PROCESSOR_PPC476.
4759 (EXTRA_SPECS): Add asm_cpu_476 string.
4760 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
4761 (define_attr "cpu"): Add ppc476.
4763 Update comments for 476.
4764 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
4765 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
4766 Update copyright year.
4767 * config/rs6000/476.md: New file.
4768 * config/rs6000/40x.md: Add description for "isel" attribute.
4769 Update copyright year.
4770 * config/rs6000/440.md: Likewise.
4771 * config/rs6000/603.md: Likewise.
4772 * config/rs6000/6xx.md: Likewise.
4773 * config/rs6000/7450.md: Likewise.
4774 * config/rs6000/7xx.md: Likewise.
4775 * config/rs6000/8540.md: Likewise.
4776 * config/rs6000/cell.md: Likewise.
4777 * config/rs6000/e300c2c3.md: Likewise.
4778 * config/rs6000/e500mc.md: Likewise.
4779 * config/rs6000/mpc.md: Likewise.
4780 * config/rs6000/power4.md: Likewise.
4781 * config/rs6000/power5.md: Likewise.
4782 * config/rs6000/power6.md: Likewise.
4783 * config/rs6000/power7.md: Likewise.
4784 * config/rs6000/rios1.md: Likewise.
4785 * config/rs6000/rios2.md: Likewise.
4786 * config/rs6000/rs64.md: Likewise.
4788 2009-10-10 Richard Guenther <rguenther@suse.de>
4790 PR tree-optimization/41654
4791 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
4792 a cond expr before calling gimple_cond_set_condition_from_tree.
4793 (ifcombine_iforif): Likewise.
4795 2009-10-09 Ian Lance Taylor <iant@google.com>
4797 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
4798 * configure: Rebuild.
4800 2009-10-09 Neil Vachharajani <nvachhar@google.com>
4802 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
4805 2009-10-09 Richard Guenther <rguenther@suse.de>
4808 * target-def.h (TARGET_BUILTIN_DECL): Define.
4809 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
4810 * target.h (struct gcc_target): Add builtin_decl target hook.
4811 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
4812 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
4814 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
4815 not gcc_unreachable.
4816 (lto_output_builtin_tree): Sorry if the target does not support
4817 streaming target builtins.
4818 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
4819 (rs6000_builtin_decl): New function.
4820 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
4821 (ix86_builtin_decl): New function.
4823 2009-10-09 Jakub Jelinek <jakub@redhat.com>
4825 PR preprocessor/41445
4826 * c-ppoutput.c (do_line_change): New function.
4827 (cb_line_change): Use it.
4828 (scan_translation_unit): Call do_line_change if
4829 avoid_paste or PREV_WHITE and token location is on a different line
4830 than print.src_line.
4833 * dwarf2out.c (dwarf2out_init): Test whether
4834 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
4837 PR rtl-optimization/41646
4838 * calls.c (expand_call): For BLKmode types returned in registers
4839 avoid likely spilled hard regs in copy_blkmode_from_reg generated
4842 2009-10-09 Richard Guenther <rguenther@suse.de>
4844 PR tree-optimization/41634
4845 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
4846 we remove the correct elements.
4847 (optimize_stmt): Make sure to update stmt operands before
4848 optimizing redundancies.
4850 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4852 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
4854 2009-10-09 Richard Guenther <rguenther@suse.de>
4857 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
4859 (lto_wrapper_exit): New function.
4861 (fatal_perror): Likewise.
4862 (fork_execute): Use global args_name, do not free it.
4863 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
4864 * lto-streamer.h: Remove duplicate prototypes.
4866 2009-10-09 Richard Guenther <rguenther@suse.de>
4868 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
4869 before calling stmt_can_throw_external.
4871 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
4873 PR tree-optimization/40071
4874 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
4875 pointer if the original data reference doesn't conflict with the
4876 created vector data reference. Fix long line.
4878 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
4880 * config/i386/i386.md (any_div): New code iterator.
4881 (u): Handle div and udiv.
4883 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
4885 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
4886 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
4887 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
4888 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
4890 2009-10-08 Joseph Myers <joseph@codesourcery.com>
4892 * gcc.c (main): Remove trailing "." from diagnostics.
4894 2009-10-08 Cary Coutant <ccoutant@google.com>
4896 Add support for debugging with ICF (Identical Code Folding).
4897 * calls.c (debug.h): New #include.
4898 (emit_call_1): Call virtual_call_token debug hook.
4899 * common.opt (-fenable-icf-debug): New option.
4900 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
4901 locations in the source).
4902 (poc_label_num): New variable.
4903 (dcall_entry, vcall_entry): New typedefs.
4904 (dcall_table, vcall_table): New variables.
4905 (struct vcall_insn): New type.
4906 (vcall_insn_table): New variable.
4907 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
4908 (size_of_dcall_table): New function.
4909 (output_dcall_table): New function.
4910 (size_of_vcall_table): New function.
4911 (output_vcall_table): New function.
4912 (dwarf2out_direct_call): New function.
4913 (vcall_insn_table_hash): New function.
4914 (vcall_insn_table_eq): New function.
4915 (dwarf2out_virtual_call_token): New function.
4916 (dwarf2out_virtual_call): New function.
4917 (dwarf2out_init): Allocate new tables and sections.
4918 (prune_unused_types): Mark DIEs referenced from direct call table.
4919 (dwarf2out_finish): Output direct and virtual call tables.
4920 * final.c (final_scan_insn): Call direct_call and virtual_call
4922 * debug.h (struct gcc_debug_hooks): Add direct_call,
4923 virtual_call_token, virtual_call hooks.
4924 (debug_nothing_uid): New function.
4925 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
4926 (debug_nothing_uid): New function.
4927 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
4928 (xcoff_debug_hooks): Likewise.
4929 * sdbout.c (sdb_debug_hooks): Likewise.
4930 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4931 * doc/invoke.texi (-fenable-icf-debug): New option.
4933 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4936 * regmove.c (regmove_backward_pass): Replace src with dst in the
4937 debug insn, and check for dst before rather than after.
4939 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4941 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4942 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4944 2009-10-08 Jan Hubicka <jh@suse.cz>
4947 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4948 do not mark cgraph nodes as needed.
4949 (record_references_in_initializer): Add new only_vars parameter.
4950 * cgraph.h (record_references_in_initializer): New parameter.
4951 * varasm.c (assemble_variable): Update call.
4952 * varpool.c (varpool_analyze_pending_decls): Always look for
4955 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4957 * config/avr/avr.c (last_insn_address) Remove variable.
4958 (expand_prologue): Don't initialise last_insn_address variable.
4959 (final_prescan_insn): Don't output insn size.
4960 * config/avr/avr.opt (msize): Remove switch.
4961 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4964 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4966 * combine.c (label_tick_ebb_start): Fix comment.
4967 (combine_instructions): Set label_tick and label_tick_ebb_start before
4968 calling setup_incoming_promotions. Start them from 1. Increment
4969 label_tick instead of deriving it from the BB index. Rather than
4970 comparing ticks use the block from the previous iteration to decide
4971 whether to start a new EBB. Remove empty lines before function.
4973 2009-10-08 Michael Matz <matz@suse.de>
4976 * builtins.c (fold_builtin_isascii): Use fold_build2.
4977 (fold_builtin_isdigit): Ditto.
4978 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4979 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4980 remove_useless_stmts_cond, remove_useless_stmts_tf,
4981 remove_useless_stmts_tc, remove_useless_stmts_bind,
4982 remove_useless_stmts_goto, remove_useless_stmts_label,
4983 remove_useless_stmts_1, remove_useless_stmts,
4984 pass_remove_useless_stmts): Remove.
4985 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4986 * passes.c (init_optimization_passes): Don't add
4987 pass_remove_useless_stmts.
4988 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4989 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4991 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4992 for static constants.
4993 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4994 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4996 2009-10-08 Richard Guenther <rguenther@suse.de>
4998 * gimple.c (free_gimple_type_tables): New function.
4999 * gimple.h (free_gimple_type_tables): Declare.
5001 2009-10-07 Mark Heffernan <meheff@google.com>
5003 * ipa-prop.c (ipa_print_node_params) Only print
5004 names of named arguments.
5006 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5008 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5009 being statically linked.
5011 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5013 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5015 2009-10-08 Jan Hubicka <jh@suse.cz>
5018 * ipa.c (cgraph_externally_visible_p,
5019 function_and_variable_visibility,
5020 whole_program_function_and_variable_visibility): Skip non-finalized
5023 2009-10-08 Nick Clifton <nickc@redhat.com>
5025 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5028 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5031 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5033 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5036 * c-common.c (c_fully_fold_internal): Strip nops from the result
5037 of recursive calls to c_fully_fold_internal.
5038 (c_wrap_maybe_const): New.
5039 (c_save_expr): Use c_wrap_maybe_const.
5040 * c-common.h (c_wrap_maybe_const): Declare.
5041 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5042 build_binary_op): Use c_wrap_maybe_const.
5044 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5046 * real.c: Fix comment to reflect actual exponent size.
5048 2009-10-08 Ben Elliston <bje@au.ibm.com>
5050 * config/rs6000/a2.md: Add FSF comment header.
5052 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5054 * config/i386/i386.md (any_extend): New code iterator.
5055 (u, s): New code attributes.
5057 (DWIH): Rewrite as code iterator for SI and DI modes.
5058 (DWI): Rewrite as mode attribute.
5059 (dwi): New mode attribute.
5060 (di): Depend on SI mode and DI mode.
5061 (doubleint_general_operand): Remove mode attribute.
5063 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5066 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5067 (*sub<mode>3_doubleword): Ditto.
5069 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5070 using SWIM248 mode iterator.
5071 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5072 using SWI48 mode iterator.
5073 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5074 patterns using DWIH mode iterator and any_extend code iterator.
5075 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5076 using any_extend code iterator.
5077 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5078 patterns using DWIH mode iterator and any_extend code iterator.
5079 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5080 using any_extend code iterator.
5081 (<s>mul<mode>3_highpart): Macroize expander from
5082 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5083 and any_extend code iterator.
5084 (*<s>muldi3_highpart_1): Macroize insn from
5085 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5086 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5087 patterns using any_extend code iterator.
5088 (*<s>mulsi3_highpart_zext): Macroize insn from
5089 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5091 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5093 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5094 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5095 refering to a DIE with DW_AT_const_value.
5097 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5100 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5102 2009-10-06 Jan Hubicka <jh@suse.cz>
5104 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5107 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5109 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5110 *lea_2_rex64): Move before *add<mode>_1 pattern.
5112 2009-10-07 Jan Hubicka <jh@suse.cz>
5114 * collect2.c (main): Add -fno-whole-program.
5115 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5117 2009-10-07 Jan Hubicka <jh@suse.cz>
5119 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5120 has no address taken.
5121 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5123 (cgraph_clone_node): Clear externally_visible flag for clones.
5124 * cgraph.h (cgraph_only_called_directly_p,
5125 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5126 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5127 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5128 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5129 ipcp_insert_stage): Likwise.
5130 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5131 externally_visible flag.
5132 (verify_cgraph_node): Verify that inline clones look right.
5133 (process_function_and_variable_attributes): Do not set
5134 externally_visible flags.
5135 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5137 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5139 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5140 clear externally_visible when turning into inline clones
5141 (cgraph_mark_inline_edge): Use new predicates.
5142 (cgraph_estimate_growth): Likewise.
5143 (cgraph_decide_inlining): Likewise.
5144 * ipa.c (cgraph_postorder): Likewise.
5145 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5146 that inline clones are not needed.
5147 (cgraph_externally_visible_p): New predicate.
5148 (function_and_variable_visibility): Add whole_program parameter;
5149 always set externally_visible flag; handle COMDAT function
5151 (local_function_and_variable_visibility): New function.
5152 (gate_whole_program_function_and_variable_visibility): New function.
5153 (whole_program_function_and_variable_visibility): New function.
5154 (pass_ipa_whole_program_visibility): New function.
5155 * passes.c (init_optimization_passes): Add whole program visibility
5157 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5158 not care about needed/reachable flags.
5159 * varpool.c: Include flags.h
5160 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5161 (varpool_finalize_decl): When we are in LTO read-back, all variables
5163 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5165 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5167 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5170 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5172 * config.gcc: Don't include the makefile fragments intended for
5174 * config/s390/fixdfdi.h: File removed.
5175 * config/s390/libgcc-glibc.ver: File removed.
5176 * config/s390/s390.h: Remove the fixdfdi.h hack.
5177 * config/s390/t-crtstuff: File moved to libgcc dir.
5178 * config/s390/t-linux: Likewise.
5179 * config/s390/t-tpf: libgcc specific parts removed.
5180 * config/s390/t-linux64: Likewise.
5182 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5184 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5185 (lto-compress.o): Likewise.
5187 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5190 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5191 dllexport to class members here.
5192 (i386_pe_determine_dllimport_p): Only check static class data for
5194 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5195 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5196 functions for vague linkage.
5197 (i386_pe_type_dllexport_p): Fix formatting.
5198 (maybe_add_dllexport) New function.
5199 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5202 2009-10-07 Ben Elliston <bje@au.ibm.com>
5204 * config/rs6000/a2.md: Remove duplicated lines.
5206 2009-10-07 Ben Elliston <bje@au.ibm.com>
5208 * config.gcc (powerpc*-*-*): Handle a2.
5209 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5210 * config/rs6000/a2.md: New file.
5211 * config/rs6000/rs6000.opt (mno-update): New.
5212 (mupdate): Return to using a mask, not a var.
5213 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5214 (enum processor_type): Add PROCESSOR_PPCA2.
5215 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5216 (rs6000_override_options): Add "a2" to processor_target_table.
5217 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5218 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5220 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5222 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5223 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5224 reference to nonexistent gen_truncxfxf2 function.
5226 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5228 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5229 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5230 (general_operand): Handle TI mode.
5231 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5232 using SDWIM mode iterator.
5233 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5234 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5235 using DWI mode iterator.
5236 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5237 patterns using SWI mode iterator.
5238 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5239 using SWI48 mode iterator.
5240 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5241 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5242 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5243 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5244 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5245 using SDWIM mode iterator.
5246 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5247 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5248 using DWI mode iterator.
5249 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5250 patterns using SWI mode iterator.
5251 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5252 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5253 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5254 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5255 patterns using plusminus code iterator.
5256 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5257 sub<mode>3 patterns using plusminus code iterator.
5258 * config/i386/i386.c (override_options): Update the call to
5259 gen_subdi_carry_rex64 for renamed function.
5260 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5261 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5262 calls to instruction expanders.
5264 2009-10-06 Martin Jambor <mjambor@suse.cz>
5267 * opts.c (decode_options): Run IPA-SRA at -O2.
5269 2009-10-06 Richard Guenther <rguenther@suse.de>
5271 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5273 2009-10-06 Tobias Burnus <burnus@net-b.de>
5276 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
5277 -flto and -fwhole-program flags can be combined.
5279 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
5282 * gcc.c (process_command): Check that -o argument was specified.
5284 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5286 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
5288 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5290 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
5291 * doc/invoke.texi (Warning Options): Annotate allowed languages
5292 for -Wunsuffixed-float-constants.
5294 2009-10-05 Jakub Jelinek <jakub@redhat.com>
5296 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
5297 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
5298 same name and isn't the main variant.
5301 * dwarf2out.c (loc_by_reference): Removed.
5302 (dw_loc_list_1): New function.
5303 (dw_loc_list): Remove toplev argument, add want_address argument.
5304 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
5305 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
5306 want_address == 2 to dw_loc_list. For successful dw_loc_list
5307 set have_address to 1 only if want_address is not 0.
5309 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5311 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
5312 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
5313 a code block followed by two pointers.
5314 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
5315 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
5316 (MIPS_MOVE): Likewise.
5317 (MIPS_LUI): Likewise.
5318 (MIPS_JR): Likewise.
5319 (MIPS_BAL): Likewise.
5320 (MIPS_NOP): Likewise.
5321 (mips_asm_trampoline_template): Delete.
5322 (mips_trampoline_code_size): New function.
5323 (mips_trampoline_init): Add shorter sequences for all cases
5324 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
5325 Calculate the opcodes directly, rather than copying from a template.
5326 Only flush the code part of the trampoline.
5327 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
5329 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5331 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
5332 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
5333 (INCOMING_RETURN_ADDR_RTX): Likewise.
5334 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
5336 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
5337 with RETURN_ADDR_REGNUM.
5338 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
5339 * config/mips/mips.c (mips16_build_call_stub): Replace
5340 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
5341 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
5342 (mips_print_operand_punctuation): Likewise.
5343 (mips_frame_set): Likewise.
5344 (mips16e_output_save_restore): Likewise.
5345 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5346 (mips_save_reg_p): Likewise.
5347 (mips_return_addr): Likewise.
5348 (mips_set_return_address): Likewise.
5349 (mips_direct_save_slot_move_p): Likewise.
5350 (mips_output_function_prologue): Likewise.
5351 (mips_restore_reg): Likewise.
5352 (mips_expand_epilogue): Likewise.
5353 (mips_epilogue_uses): Likewise.
5354 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
5355 (*mov<mode>_ra): Use it instead of a hard-coded 31.
5356 (clear_hazard_<mode>): Likewise.
5357 (call_internal): Likewise.
5358 (call_internal_direct): Likewise.
5359 (call_direct_split): Likewise.
5360 (call_value_internal): Likewise.
5361 (call_value_split): Likewise.
5362 (call_value_internal_direct): Likewise.
5363 (call_value_direct_split): Likewise.
5364 (call_value_multiple_internal): Likewise.
5365 (call_value_multiple_split): Likewise.
5367 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
5368 Jakub Jelinek <jakub@redhat.com>
5370 PR rtl-optimization/41511
5371 * combine.c (record_value_for_reg): Pass explicit values as argument
5372 to get_last_value_validate.
5373 (get_last_value_validate): Document INSN parameter.
5374 For non-readonly MEMs, assume they might have been modified if INSN
5375 was in another basic block.
5376 (get_last_value): Minor reformatting.
5378 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5381 * final.c (asm_str_count): Split out from asm_insn_count.
5382 * rtl.h (asm_str_count): New prototype.
5383 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
5386 2009-10-05 Sriraman Tallam <tmsriram@google.com>
5388 * doc/plugins.texi: Change plugin_pass to register_pass_info.
5390 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
5391 Rafael Espindola <espindola@google.com>
5393 * gengtype.c (write_types): Moved call to write_func_for_structure
5394 into seperate loops.
5396 2009-10-05 Richard Guenther <rguenther@suse.de>
5399 * lto-cgraph.c (output_cgraph): Output toplevel asms.
5400 (input_cgraph_1): Input toplevel asms.
5402 2009-10-05 Richard Guenther <rguenther@suse.de>
5405 * lto-symtab.c (lto_compatible_attributes_p): Remove.
5406 (external_aggregate_decl_p): Likewise.
5407 (lto_symtab_compatible): Re-structure. Remove dead code.
5408 For variables ignore toplevel qualifiers when comparing types.
5409 Issue warnings, not errors for mismatched user-alignment.
5411 2009-10-05 Richard Guenther <rguenther@suse.de>
5415 * lto-symtab.c (struct lto_symtab_base_def): Remove.
5416 (struct lto_symtab_identifier_def): Likewise.
5417 (struct lto_symtab_decl_def): Likewise.
5418 (struct lto_symtab_entry_def): New.
5419 (lto_symtab_identifier_t): Rename to ...
5420 (lto_symtab_entry_t): ... this.
5421 (lto_symtab_decls): Remove.
5422 (lto_symtab_base_hash): Rename to ...
5423 (lto_symtab_entry_hash): ... this.
5424 (lto_symtab_base_eq): Rename to ...
5425 (lto_symtab_entry_eq): ... this.
5426 (lto_symtab_base_marked_p): Rename to ...
5427 (lto_symtab_entry_marked_p): ... this.
5428 (lto_symtab_identifier_marked_p): Remove.
5429 (lto_symtab_decl_marked_p): Likewise.
5430 (lto_symtab_maybe_init_hash_tables): Rename to ...
5431 (lto_symtab_maybe_init_hash_table): ... this.
5432 (lto_symtab_set_resolution_and_file_data): Remove.
5433 (lto_symtab_register_decl): New function.
5434 (lto_symtab_get_identifier): Remove.
5435 (lto_symtab_get): New function.
5436 (lto_symtab_get_resolution): Adjust.
5437 (lto_symtab_get_identifier_decl): Remove.
5438 (lto_symtab_set_identifier_decl): Likewise.
5439 (lto_symtab_merge_decl): Rename to ...
5440 (lto_symtab_merge): ... this. Rewrite.
5441 (lto_symtab_merge_var): Remove.
5442 (lto_symtab_merge_fn): Likewise.
5443 (lto_symtab_prevailing_decl): Adjust.
5444 (lto_cgraph_replace_node): New function.
5445 (lto_symtab_merge_decls_2): Likewise.
5446 (lto_symtab_merge_decls_1): Likewise.
5447 (lto_symtab_fixup_var_decls): Likewise.
5448 (lto_symtab_resolve_symbols): Likewise.
5449 (lto_symtab_merge_decls): Likewise.
5450 (lto_symtab_prevailing_decl): Adjust.
5451 (lto_symtab_get_symtab_def): Remove.
5452 (lto_symtab_get_file_data): Likewise.
5453 (lto_symtab_clear_resolution): Adjust.
5454 (lto_symtab_clear_resolution): Likewise.
5455 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
5456 (input_cgraph_1): Likewise.
5457 * lto-streamer-in.c (get_resolution): Do not provide fake
5458 symbol resolutions here.
5459 (deferred_global_decls): Remove.
5460 (lto_register_deferred_decls_in_symtab): Likewise.
5461 (lto_register_var_decl_in_symtab): Change signature, register
5462 variable via lto_symtab_register_decl.
5463 (lto_register_function_decl_in_symtab): Likewise.
5464 (lto_read_tree): Adjust.
5465 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
5466 (lto_symtab_merge_var): Likewise.
5467 (lto_symtab_merge_fn): Likewise.
5468 (lto_symtab_register_decl): Declare.
5469 (lto_symtab_merge_decls): Likewise.
5471 2009-10-05 Richard Guenther <rguenther@suse.de>
5473 PR tree-optimization/23821
5474 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
5475 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
5476 simple IV increments.
5478 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5480 * config/arm/arm.c (arm_override_options): Really initialize
5481 flag_dwarf2_cfi_asm to 0.
5483 2009-10-05 Doug Kwan <dougkwan@google.com>
5485 PR rtl-optimization/41574
5486 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
5487 floating point and we are not doing unsafe math optimizations.
5489 2009-10-03 Simon Baldwin <simonb@google.com>
5490 Cary Coutant <ccoutant@google.com>
5491 Rafael Espindola <espindola@google.com>
5492 Richard Guenther <rguenther@suse.de>
5493 Jan Hubicka <jh@suse.cz>
5494 Doug Kwan <dougkwan@google.com>
5495 H.J. Lu <hongjiu.lu@intel.com>
5496 Bill Maddox <maddox@google.com>
5497 Ryan Mansfield <rmansfield@qnx.com>
5498 Diego Novillo <dnovillo@google.com>
5499 Ollie Wild <aaw@google.com>
5500 Kenneth Zadeck <zadeck@naturalbridge.com>
5502 * lto-cgraph.c: New file.
5503 * lto-compress.c: New file.
5504 * lto-compress.h: New file.
5505 * lto-opts.c: New file.
5506 * lto-section-in.c: New file.
5507 * lto-section-out.c: New file.
5508 * lto-streamer-in.c: New file.
5509 * lto-streamer-out.c: New file.
5510 * lto-streamer.c: New file.
5511 * lto-streamer.h: New file.
5512 * lto-symtab.c: New file.
5513 * lto-wpa-fixup.c: New file.
5514 * lto-wrapper.c: New file.
5516 2009-10-03 Simon Baldwin <baldwin@google.com>
5517 Ben Elliston <bje@au.ibm.com>
5518 Rafael Espindola <espindola@google.com>
5519 Nathan Froyd <froydnj@codesourcery.com>
5520 Jan Hubicka <jh@suse.cz>
5521 Doug Kwan <dougkwan@google.com>
5522 Diego Novillo <dnovillo@google.com>
5523 Kenneth Zadeck <zadeck@naturalbridge.com>
5525 * Makefile.in (enable_lto): New.
5526 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
5527 (LINKER_PLUGIN_API_H): Define.
5528 (LTO_SYMTAB_H): Define.
5529 (LTO_STREAMER_H): Define.
5530 (TREE_VECTORIZER_H): Define.
5531 (INCLUDES): Add LIBELFINC.
5532 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
5533 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
5534 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
5535 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
5536 (native): Add lto-wrapper$(exeext)
5537 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
5538 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
5539 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
5540 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
5541 (varasm.o): Add dependency on tree-iterator.h.
5542 (cgraph.o): Add dependency on cif-code.def.
5543 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
5544 (ipa-pure-const.o): Likewise.
5545 (GTFILES): Add lto-symtab.c.
5546 (install-lto-wrapper): New.
5547 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
5548 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
5549 * config.in: Regenerate.
5551 2009-10-03 Rafael Espindola <espindola@google.com>
5552 Diego Novillo <dnovillo@google.com>
5554 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
5555 ipa_write_summaries.
5556 Call execute_ipa_summary_passes for all_regular_ipa_passes and
5558 (cgraph_optimize): Make extern.
5560 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
5561 Kenneth Zadeck <zadeck@naturalbridge.com>
5563 * toplev.c (in_lto_p): Declare.
5564 * collect2.c (scan_prog_file): Read all the output when reading
5565 information for LTO.
5566 (enum lto_mode_d): Declare.
5568 2009-10-03 Richard Guenther <rguenther@suse.de>
5569 Diego Novillo <dnovillo@google.com>
5571 * gimple.c: Include target.h and alias.h.
5572 (gimple_types): Declare.
5573 (type_hash_cache): Declare.
5574 (gimple_alloc_stat): Make extern.
5575 (gimple_build_eh_must_not_throw): Call
5576 gimple_eh_must_not_throw_set_fndecl.
5577 (struct type_pair_d): Declare.
5578 (type_pair_t): Declare.
5579 (type_pair_hash): New.
5580 (type_pair_eq): New.
5581 (lookup_type_pair): New.
5582 (gimple_force_type_merge): New.
5583 (compare_type_names_p): New.
5584 (compare_field_offset): New.
5585 (gimple_types_compatible_p): New.
5586 (struct sccs): Declare.
5587 (next_dfs_num): Declare.
5588 (iterative_hash_gimple_type): New.
5590 (iterative_hash_type_name): New.
5591 (iterative_hash_gimple_type): New.
5592 (gimple_type_hash): New.
5593 (gimple_type_eq): New.
5594 (gimple_register_type): New.
5595 (print_gimple_types_stats): New.
5596 (gimple_signed_or_unsigned_type): New.
5597 (gimple_unsigned_type): New.
5598 (gimple_signed_type): New.
5599 (gimple_get_alias_set): New.
5600 (gimple_decl_printable_name): Do not use DMGL_TYPES.
5601 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
5602 (gimple_force_type_merge): Declare.
5603 (gimple_types_compatible_p): Declare.
5604 (gimple_register_type): Declare.
5605 (print_gimple_types_stats): Declare.
5606 (gimple_unsigned_type): Declare.
5607 (gimple_signed_type): Declare.
5608 (gimple_get_alias_set): Declare.
5609 (gimple_eh_must_not_throw_set_fndecl): New.
5611 2009-10-03 Jan Hubicka <jh@suse.cz>
5612 Kenneth Zadeck <zadeck@naturalbridge.com>
5614 * ipa-pure-const.c: Include lto-streamer.h.
5615 (register_hooks): Factor out of ...
5616 (generate_summary): ... here.
5617 (pure_const_write_summary): New.
5618 (pure_const_read_summary): New.
5619 (pass_ipa_pure_const): Add pure_const_write_summary and
5620 pure_const_read_summary.
5621 * ipa-reference.c: Include lto-streamer.h.
5622 (add_new_function): New.
5623 (remove_node_data): New.
5624 (duplicate_node_data): New.
5625 (ipa_init): Guard against multiple calls.
5626 Move hook setup from analyze_function.
5627 (write_node_summary_p): New.
5628 (ipa_reference_write_summary): New.
5629 (ipa_reference_read_summary): New.
5630 (pass_ipa_reference): Add ipa_reference_write_summary and
5631 ipa_reference_read_summary.
5632 * cgraph.h (cgraph_local_info): Add field lto_file_data.
5633 (struct cgraph_edge): Add fields lto_stmt_uid and
5634 call_stmt_cannot_inline_p.
5635 (cgraph_optimize): Declare.
5636 (cgraph_decide_is_function_needed): Declare.
5637 (reset_inline_failed): Declare.
5638 (enum LTO_cgraph_tags): Declare.
5639 (LTO_cgraph_tag_names): Declare.
5640 (LCC_NOT_FOUND): Define.
5642 2009-10-03 Doug Kwan <dougkwan@google.com>
5643 Rafael Espindola <espindola@google.com>
5644 Jan Hubicka <jh@suse.cz>
5645 Diego Novillo <dnovillo@google.com>
5646 Kenneth Zadeck <zadeck@naturalbridge.com>
5648 * passes.c (all_regular_ipa_passes): New.
5649 (all_ipa_passes): Rename to all_small_ipa_passes.
5650 (init_optimization_passes): Init all_regular_ipa_passes.
5651 * tree-pass.h (all_regular_ipa_passes): New.
5652 (all_ipa_passes): Rename to all_small_ipa_passes.
5653 * passes.c (all_lto_gen_passes): New.
5654 (init_optimization_passes): Initialize all_lto_gen_passes.
5655 (execute_ipa_summary_passes): Make non-static.
5656 (ipa_write_summaries_1): New.
5657 (ipa_write_summaries_2): New.
5658 (ipa_write_summaries): New.
5659 (ipa_write_summaries_of_cgraph_node_set): New.
5660 (ipa_read_summaries_1): New.
5661 (ipa_read_summaries): New.
5662 (execute_ipa_pass_list): Call cgraph_process_new_functions.
5663 (execute_regular_ipa_pass_list): Remove.
5664 (init_optimization_passes): Schedule
5665 pass_rebuild_cgraph_edges and pass_early_inline outside
5666 of pass_all_early_optimizations. Document reason.
5667 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
5668 pass_ipa_lto_finish_out): New pass.
5669 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
5670 (execute_all_ipa_transforms): New.
5671 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
5672 (dump_properties, debug_properties): New.
5673 * tree-optimize.c (gate_all_early_local_passes): Return
5674 false if we are in lto1.
5675 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
5676 * tree-pass.h (execute_all_ipa_transforms): Declare.
5677 (pass_ipa_function_and_variable_visibility): Declare.
5678 (pass_ipa_early_inline): Declare.
5679 (pass_ipa_lto_gimple_out): Declare.
5680 (pass_ipa_lto_wpa_fixup): Declare.
5681 (pass_ipa_lto_finish_out): Declare.
5682 (all_small_ipa_passes, all_regular_ipa_passes,
5683 all_lto_gen_passes): Declare.
5684 (execute_ipa_summary_passes): Declare.
5685 (execute_all_ipa_transforms): Declare.
5686 (ipa_write_summaries): Declare
5687 (ipa_write_summaries_of_cgraph_node_set): Declare.
5688 (ipa_read_summaries): Declare.
5690 2009-10-03 Doug Kwan <dougkwan@google.com>
5691 Ollie Wild <aaw@google.com>
5693 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
5695 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
5696 (lto_mode): New variable.
5697 (maybe_run_lto_and_relink): Handle the -fwpa option.
5698 (main): Handle the -fwpa option.
5699 (maybe_unlink_list): New function.
5700 * gcc.c (link_lto_options): Replace -flto with -fwpa.
5701 * common.opt (flto): New flag.
5702 * toplev.c (flag_generate_lto): Declare.
5704 2009-10-03 Simon Baldwin <simonb@google.com>
5706 * common.opt (flto-compression-level): New flag.
5708 * opts.c: Include lto-opts.h.
5709 (handle_option): Call lto_register_user_option for each
5710 valid option handled.
5711 (decode_options): Clear registered options before the options
5714 2009-10-03 Cary Coutant <ccoutant@google.com>
5716 * collect2.c (is_elf): New function.
5717 (scan_prog_file): Require LTO object to be in ELF format.
5719 2009-10-03 Rafael Espindola <espindola@google.com>
5721 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
5722 libgcc to the linker.
5724 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
5726 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
5727 (collect_execute): Add flags argument. Pass flags to pex_run. Update
5729 * collect2.h (collect_execute): Add flags argument.
5730 * tlink.c (tlink_execute): Update call to collect_execute.
5731 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
5732 (use_linker_plugin): New.
5733 (use_linker_plugin_spec_function): New.
5734 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
5735 (linker_plugin_file_spec): New.
5736 (lto_wrapper_spec): New.
5737 (lto_gcc_spec): New.
5738 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
5739 (static_spec_functions): Add use-linker-plugin.
5740 (process_command): Handle -use-linker-plugin.
5741 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
5742 linker_plugin_file_spec and lto_gcc_spec.
5743 (use_linker_plugin_spec_function): New.
5745 2009-10-03 Richard Guenther <rguenther@suse.de>
5749 * tree.h (is_lang_specific): Include LANG_TYPE.
5750 * tree.c (find_decls_types_r): Manually add interesting parts
5751 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
5753 * gimple.c (type_pair_hash): Make symmetric.
5754 (type_pair_eq): Likewise.
5755 (lookup_type_pair): Increase initial hashtable size.
5756 (gimple_force_type_merge): Rely on type-pair symmetry.
5757 (visit): Remove excessive checking code.
5758 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
5759 (gimple_register_type): Remove getenv calls, shrink initial
5763 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
5764 inline functions if not generating lto output.
5767 * toplev.c (finalize): In WPA mode remove the asm file.
5769 2009-10-03 Doug Kwan <dougkwan@google.com>
5771 * ipa-inline.c (cgraph_mark_inline): Check
5772 edge->call_stmt_cannot_inline_p instead of calling
5773 gimple_call_cannot_inline_p.
5774 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
5775 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
5776 (inline_generate_summary): Do nothing in LTRANS.
5777 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
5778 exists before calling gimple_call_cannot_inline_p.
5779 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
5780 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
5781 Update new_edge->lto_stmt_uid.
5782 * cgraphbuild.c (reset_inline_failed): New.
5784 * common.opt (fwpa): New flag.
5785 (fltrans): New option.
5786 * gcc.c (gcc_lto_option_t): New type.
5787 (current_lto_option): New variable.
5788 (lto_single_spec_function): Remove and is replaced by ..
5789 (lto_option_spec_function): New function.
5790 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
5791 passing the -flto flag.
5792 (cc1_options): Separate non-LTO related parts into ..
5793 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
5794 (lto1_options): New spec for lto FE.
5795 (link_lto_options): New spec for handling LTO flags in linker.
5796 (invoke_lto_single): Re-format to fit in 80 column. Replace
5797 lto-single with lto-option.
5798 (static_specs): Add cc1_non_lto_options, lto1_options and
5800 (static_spec_function): Replace lto-single with lto-option.
5801 (process_command): Handle -flto, -fwpa and -fltran by setting
5802 current_lto_option and not passing it to subprocess unconditionally.
5804 2009-10-03 Bill Maddox <maddox@google.com>
5806 Add `gcc' driver support for link-time code generation (LTO).
5808 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
5809 (lto_flag, lto_objects, lto_o_file): New variables.
5810 (struct lto_object, struct lto_object_list): New structures.
5811 (collect_exit, handler): Remove LTO temporary output file on exit.
5812 (add_lto_object): New function.
5813 (maybe_run_lto_and_relink): New function. Perform link time code
5814 generation and relinking for object files containing LTO information.
5815 (main): Invoke maybe_run_lto_and_relink().
5816 (dump_argv): New function. For debugging, currently disabled.
5817 (scan_prog_file): Add LTO information pass.
5818 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
5820 * toplev.c (compile_file): Emit assembler directive to create
5821 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
5823 2009-10-03 Diego Novillo <dnovillo@google.com>
5825 * c.opt: Add LTO to warn_abi and warn_psabi.
5827 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
5828 inline function. Ignore language-specific nodes. Update all users.
5829 (find_decls_types_r): Do not traverse the subtrees of
5830 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
5831 * tree.h (is_lang_specific): New.
5832 * langhooks.h (struct lang_hooks_for_decls): Remove
5833 may_need_assembler_name_p. Update all users.
5835 * c-common.c (set_builtin_user_assembler_name): Move ...
5836 * builtins.c (set_builtin_user_assembler_name): ... here.
5837 (is_builtin_name): Add comment
5838 (is_builtin_fn): New.
5839 * except.c (output_ttype): Only call
5840 lookup_type_for_runtime if TYPE is not a runtime type.
5842 * passes.c (register_pass): Call position_pass on
5843 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
5844 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
5845 (TV_IPA_LTO_DECL_IO): Define.
5846 (TV_IPA_LTO_CGRAPH_IO): Define.
5848 (TV_WHOPR_WPA): Define.
5849 (TV_WHOPR_WPA_IO): Define.
5850 (TV_WHOPR_LTRANS): Define.
5851 (TV_WHOPR_WPA_FIXUP): Define.
5852 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
5853 * tree-cfg.c (tree_node_can_be_shared): Make extern.
5854 * tree-flow.h (tree_node_can_be_shared): Declare.
5855 * tree-inline.c (tree_can_inline_p): Check that E has a
5856 statement associated with it.
5857 * tree.c (free_lang_data_in_binf): Factor out of ...
5858 (free_lang_data_in_type): ... here.
5859 Call RECORD_OR_UNION_TYPE_P.
5860 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
5861 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
5862 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
5863 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
5864 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
5865 (gate_free_lang_data): Return true if flag_generate_lto is set.
5866 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
5867 * c-common.h (set_builtin_user_assembler_name): Move ...
5868 * tree.h (set_builtin_user_assembler_name): ... here.
5870 * common.opt (flto-report): New flag.
5871 * opts.c (complain_wrong_lang): Do not complain if running lto1.
5872 * collect2.c (scan_prog_file): Send the error output of
5873 'nm' to HOST_BIT_BUCKET.
5875 2009-10-03 Ollie Wild <aaw@google.com>
5877 * langhooks-def.h (lhd_begin_section): New function declaration.
5878 (lhd_write_section): New function declaration.
5879 (lhd_end_section): New function declaration.
5880 (LANG_HOOKS_BEGIN_SECTION): New macro.
5881 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
5882 (LANG_HOOKS_END_SECTION): New macro.
5883 (LANG_HOOKS_LTO): New macro.
5884 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
5885 * langhooks.c (output.h): Add include.
5886 (saved_section): New static variable.
5887 (lhd_begin_section): New function.
5888 (lhd_write_section_data): New function.
5889 (lhd_end_section): New function.
5890 * langhooks.h (struct lang_hooks_for_lto): New structure.
5891 (struct lang_hooks): Add member lto.
5892 * Makefile.in (langhooks.o): Add dependency on output.h.
5894 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
5896 2009-10-03 Richard Guenther <rguenther@suse.de>
5898 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
5901 2009-10-03 Simon Baldwin <simonb@google.com>
5902 Richard Guenther <rguenther@suse.de>
5903 Janis Johnson <janis187@us.ibm.com>
5904 Doug Kwan <dougkwan@google.com>
5905 Diego Novillo <dnovillo@google.com>
5906 Ramana Radhakrishnan <ramana.r@gmail.com>
5907 Ollie Wild <aaw@google.com>
5909 * doc/install.texi: Add documentation for libelf and --enable-lto.
5910 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
5911 -flto-report, -flto-compression-level and -use-linker-plugin.
5912 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
5913 Add section for LTO Testing.
5915 2009-10-02 Cary Coutant <ccoutant@google.com>
5917 Add support for comdat type sections for DWARF v4.
5918 Merge from dwarf4 branch.
5920 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
5921 (dw_die_ref): Define vector type.
5922 (enum dw_val_class): Add dw_val_class_data8.
5923 (struct dw_val_struct): Add v.val_data8.
5924 (comdat_type_node_ref): New type.
5925 (struct die_struct): Move die_symbol into a union; add new field
5926 die_type_node. Change all uses.
5927 (comdat_type_node): New type.
5928 (skeleton_chain_node): New type.
5929 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5930 (comdat_type_list): New variable.
5931 (dwarf_tag_name): Add DW_TAG_type_unit.
5932 (dwarf_attr_name): Add DW_AT_signature.
5933 (add_AT_data8): New function.
5934 (replace_child): New function.
5935 (move_all_children): New function.
5936 (print_signature): New function.
5937 (print_die): Print signature information; add dw_val_class_data8.
5938 (attr_checksum): Support dw_val_class_data8.
5939 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5940 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5941 (checksum_sleb128, checksum_uleb128): New functions.
5942 (checksum_die_context): New function.
5943 (loc_checksum_ordered): New function.
5944 (attr_checksum_ordered): New function.
5945 (struct checksum_attributes): New structure.
5946 (collect_checksum_attributes): New function.
5947 (die_checksum_ordered): New function.
5948 (generate_type_signature): New function.
5949 (same_dw_val_p): Add dw_val_class_data8.
5950 (is_symbol_die): Use new is_declaration_die function.
5951 (is_declaration_die): New function.
5952 (should_move_die_to_comdat): New function.
5953 (clone_die): New function.
5954 (clone_tree): New function.
5955 (clone_as_declaration): New function.
5956 (copy_declaration_context): New function.
5957 (generate_skeleton_ancestor_tree): New function.
5958 (generate_skeleton_bottom_up): New function.
5959 (generate_skeleton): New function.
5960 (remove_child_or_replace_with_skeleton): New function.
5961 (break_out_comdat_types): New function.
5962 (struct decl_table_entry): New type.
5963 (htab_decl_hash): New function.
5964 (htab_decl_eq): New function.
5965 (htab_decl_del): New function.
5966 (copy_ancestor_tree): New function.
5967 (copy_decls_walk): New function.
5968 (copy_decls_for_unworthy_types): New function.
5969 (build_abbrev_table): Don't assert on missing die_symbol when doing
5970 comdat type sections.
5971 (size_of_die): Use DW_FORM_sig8 for external references. Add
5973 (unmark_dies): Don't assert for unmarked dies when doing comdat
5975 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5976 (output_signature): New function.
5977 (output_die): Likewise.
5978 (output_compilation_unit_header): Mark output as DWARF version 3
5979 even if generating DWARF 4.
5980 (output_comdat_type_unit): New function.
5981 (output_line_info): Mark output as DWARF version 3 even if generating
5983 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5985 (dwarf2out_end_source_file): Likewise.
5986 (prune_unused_types_walk_attribs): Don't follow references into
5987 comdat type sections.
5988 (prune_unused_types_mark): When generating type units, do not mark
5989 children of non-defining declarations of types; do mark children of
5991 (prune_unused_types): Process comdat type sections.
5992 (htab_ct_hash): New function.
5993 (htab_ct_eq): New function.
5994 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5995 Add a pointer to the line table from type unit entries so
5996 DW_AT_decl_file has meaning.
5997 * varasm.c (default_elf_asm_named_section): Use identifier name as
5998 comdat key instead of lang hook.
6000 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6002 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6004 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6006 * config/i386/i386.md (SWIM248): New mode iterator.
6007 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6008 divmodhi4 patterns using SWIM248 macro.
6009 (*divmod<mode>4): Macroize insn_and_split pattern from
6010 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6011 and their corresponding splitters usign SWIM248 macro. Split SImode
6012 insn to generate cltd and DImode insn to generate cqto instead of
6013 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6014 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6015 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6016 *divmodsi_noext patterns using SWIM248 macro.
6017 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6018 udivmodhi4 patterns using SWIM248 macro.
6019 (*udivmod<mode>4): Macroize insn_and_split pattern from
6020 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6021 corresponding splitters using SWIM248 macro.
6022 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6023 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6025 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6027 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6028 of zero-sized element is zero-sized regardless of its extent.
6030 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6033 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6034 * configure: Regenerated.
6035 * config.in: Regenerated.
6036 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6037 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6038 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6039 not emitting .eh_frame, emit .cfi_sections .debug_frame
6044 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6045 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6047 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6048 vars use DECL_RTL with resetting it back to NULL afterwards.
6049 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6050 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6051 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6052 the attribute type allows it, otherwise use DW_FORM_dataN.
6053 (mem_loc_descriptor): Handle CONST_STRING.
6054 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6055 Handle MEM with CONST_STRING address using add_AT_string.
6056 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6057 CONST_STRING for const arrays initialized with a string literal.
6058 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6059 (dwarf2out_finish): Call resolve_addr.
6061 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6062 Maxim Kuvyrkov <maxim@codesourcery.com>
6064 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6066 2009-10-02 Nick Clifton <nickc@redhat.com>
6068 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6069 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6071 2009-10-01 Jan Hubicka <jh@suse.cz>
6073 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6074 (cgraph_create_virtual_clone): Just pass redirect_callers
6076 * cgraph.h (cgraph_clone_node): Update prototype.
6077 * ipa-pure-const.c (self_recursive_p): New function.
6078 (propagate): Use it.
6079 * ipa-inline.c (cgraph_clone_inlined_nodes,
6080 cgraph_decide_recursive_inlining): Update.
6082 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6084 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6085 instructions for TARGET_OCTEON.
6087 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6089 * config/arm/arm.c (arm_override_options): Turn off
6090 flag_dwarf2_cfi_asm for AAPCS variants.
6092 2009-10-01 Martin Jambor <mjambor@suse.cz>
6095 * tree-sra.c (convert_callers): Do not call
6096 compute_inline_parameters on one caller more than once.
6098 2009-10-01 Nick Clifton <nickc@redhat.com>
6100 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6101 an empty string if not already defined.
6103 2009-10-01 Martin Jambor <mjambor@suse.cz>
6106 * tree-sra.c (is_va_list_type): New function.
6107 (find_var_candidates): Call is_va_list_type.
6108 (find_param_candidates): Check that the type or the type pointed
6109 to are not va_list types.
6111 2009-10-01 Martin Jambor <mjambor@suse.cz>
6114 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6115 DECL_ARTIFICIAL (param_decl) is true.
6117 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6119 * tree.h (tree_decl_common::lang_flag_8): New.
6120 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6122 * c-common.h (RID_CONSTEXPR): New.
6124 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6126 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6127 Use ref-all pointers.
6128 (alpha_gimplify_va_arg): Ditto.
6130 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6133 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6134 before insn counting loop now that BB_END (bb) is counted. Ensure
6135 the return value isn't zero.
6137 2009-09-30 Nick Clifton <nickc@redhat.com>
6139 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6140 with separate definitions of c_target_objs and cxx_target_objs.
6141 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6143 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6144 sh_symbian_import_export_class.
6145 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6146 * config/sh/symbian.c: Delete, moving code into...
6147 * config/sh/symbian-base.c: ... here
6148 * config/sh/symbian-c.c: ... and here
6149 * config/sh/symbian-cxx.c: ... and here.
6151 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6154 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6155 of plus RTX into register.
6157 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6159 * doc/install.texi: Linguistic and markup fixes.
6160 (Configuration) <--disable-cpp>: Remove description.
6161 <--enable-maintainer-mode>: Autotools files are affected, too.
6162 <--with-sysroot>: Improve description.
6163 (Building): Bump required GNU make version.
6165 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6167 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6168 (x86_64-*-*): Ditto.
6170 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6171 intrinisics for FMA4.
6172 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6173 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6174 Add FMA4 check and fma4intrin.h.
6175 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6177 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6178 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6179 constant for FMA4 support.
6180 (UNSPEC_FMA4_FMADDSUB): Ditto.
6181 (UNSPEC_FMA4_FMSUBADD): Ditto.
6182 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6183 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6184 (ix86_expand_fma4_multiple_memory): Ditto.
6185 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6186 (OPTION_MASK_ISA_FMA4_UNSET): New.
6187 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6188 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6189 (ix86_handle_option): Handle -mfma4.
6190 (isa_opts): Handle -mfma4.
6191 (enum pta_flags): Add PTA_FMA4.
6192 (override_options): Add FMA4 support.
6193 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6194 (IX86_BUILTIN_VFMADDSD): Ditto.
6195 (IX86_BUILTIN_VFMADDPS): Ditto.
6196 (IX86_BUILTIN_VFMADDPD): Ditto.
6197 (IX86_BUILTIN_VFMSUBSS): Ditto.
6198 (IX86_BUILTIN_VFMSUBSD): Ditto.
6199 (IX86_BUILTIN_VFMSUBPS): Ditto.
6200 (IX86_BUILTIN_VFMSUBPD): Ditto.
6201 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6202 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6203 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6204 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6205 (IX86_BUILTIN_VFNMADDSS): Ditto.
6206 (IX86_BUILTIN_VFNMADDSD): Ditto.
6207 (IX86_BUILTIN_VFNMADDPS): Ditto.
6208 (IX86_BUILTIN_VFNMADDPD): Ditto.
6209 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6210 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6211 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6212 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6213 (IX86_BUILTIN_VFMADDPS256): Ditto.
6214 (IX86_BUILTIN_VFMADDPD256): Ditto.
6215 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6216 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6217 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6218 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6219 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6220 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6221 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6222 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6223 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6224 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6225 (enum multi_arg_type): New enum for describing the various FMA4
6226 intrinsic argument types.
6227 (bdesc_multi_arg): New table for FMA4 intrinsics.
6228 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6229 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6231 (ix86_expand_builtin): Add FMA4 intrinsic support.
6232 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6233 operand instructions.
6234 (ix86_expand_fma4_multiple_memory): New function to split the
6235 second memory reference from FMA4 instructions.
6236 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6237 (ssemodesuffixf2s): Ditto.
6238 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6240 (fma4_fmsub<mode>4): Ditto.
6241 (fma4_fnmadd<mode>4): Ditto.
6242 (fma4_fnmsub<mode>4): Ditto.
6243 (fma4_vmfmadd<mode>4): Ditto.
6244 (fma4_vmfmsub<mode>4): Ditto.
6245 (fma4_vmfnmadd<mode>4): Ditto.
6246 (fma4_vmfnmsub<mode>4): Ditto.
6247 (fma4_fmadd<mode>4256): Ditto.
6248 (fma4_fmsub<mode>4256): Ditto.
6249 (fma4_fnmadd<mode>4256): Ditto.
6250 (fma4_fnmsub<mode>4256): Ditto.
6251 (fma4_fmaddsubv8sf4): Ditto.
6252 (fma4_fmaddsubv4sf4): Ditto.
6253 (fma4_fmaddsubv4df4): Ditto.
6254 (fma4_fmaddsubv2df4): Ditto.
6255 (fma4_fmsubaddv8sf4): Ditto.
6256 (fma4_fmsubaddv4sf4): Ditto.
6257 (fma4_fmsubaddv4df4): Ditto.
6258 (fma4_fmsubaddv2df4): Ditto.
6259 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6260 instructions for intrinsics.
6261 (fma4i_fmsub<mode>4): Ditto.
6262 (fma4i_fnmadd<mode>4): Ditto.
6263 (fma4i_fnmsub<mode>4): Ditto.
6264 (fma4i_vmfmadd<mode>4): Ditto.
6265 (fma4i_vmfmsub<mode>4): Ditto.
6266 (fma4i_vmfnmadd<mode>4): Ditto.
6267 (fma4i_vmfnmsub<mode>4): Ditto.
6268 (fma4i_fmadd<mode>4256): Ditto.
6269 (fma4i_fmsub<mode>4256): Ditto.
6270 (fma4i_fnmadd<mode>4256): Ditto.
6271 (fma4i_fnmsub<mode>4256): Ditto.
6272 (fma4i_fmaddsubv8sf4): Ditto.
6273 (fma4i_fmaddsubv4sf4): Ditto.
6274 (fma4i_fmaddsubv4df4): Ditto.
6275 (fma4i_fmaddsubv2df4): Ditto.
6276 (fma4i_fmsubaddv8sf4): Ditto.
6277 (fma4i_fmsubaddv4sf4): Ditto.
6278 (fma4i_fmsubaddv4df4): Ditto.
6279 (fma4i_fmsubaddv2df4): Ditto.
6281 * doc/invoke.texi (-mfma4): Add documentation.
6282 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
6284 2009-09-29 Richard Henderson <rth@redhat.com>
6286 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
6287 an edge to the new destination block.
6289 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6292 * pa.c (hppa_profile_hook): Use
6293 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
6295 2009-09-29 Steve Ellcey <sje@cup.hp.com>
6296 Alexander Monakov <amonakov@ispras.ru>
6299 * config/ia64/predicates.md (not_postinc_destination_operand): New.
6300 (not_postinc_memory_operand): New.
6301 (not_postinc_move_operand): New.
6302 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
6303 (*cmovsi_internal): Ditto.
6305 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
6307 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
6308 restrict issue_rate in first pass when scheduling for register
6311 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
6312 Rafael Avila de Espindola <espindola@google.com>
6314 * gengtype.c (plugin_output): New.
6315 (get_output_file_with_visibility): Return plugin_output for plugins.
6316 (main): Parse and use the -P option.
6317 * gty.texi: Update the command line format.
6319 2009-09-29 Jakub Jelinek <jakub@redhat.com>
6322 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
6324 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
6325 out if !const_ok_for_output.
6328 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
6329 case VAR_LOCATION>: Remove gcc_unreachable ().
6331 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6333 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
6334 (x86_64-*-*): Ditto.
6335 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
6336 back to smmintrin.h.
6337 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
6338 * config/i386/x86intrin.h: Remove SSE5.
6339 * config/i386/mmintrin-common.h: Delete file.
6340 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
6342 2009-09-29 Richard Guenther <rguenther@suse.de>
6344 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
6345 resulting from stack temporaries on STRICT_ALIGNMENT targets.
6347 2009-09-29 Nick Clifton <nickc@redhat.com>
6349 * function.c (current_function_name): If there is no current
6350 function just return "<none>".
6352 2009-09-28 Sriraman Tallam <tmsriram@google.com>
6354 * tree-pass.h (register_pass_info): New structure.
6355 (pass_positioning_ops): Move enum from gcc-plugin.h.
6356 (register_pass): New function.
6357 * gcc-plugin.h (plugin_pass): Delete structure.
6358 (pass_positioning_ops): Delete enum.
6359 * plugin.c (regsiter_pass): Delete function.
6360 (position_pass): Delete function.
6361 (added_pass_nodes): Delete variable.
6362 (prev_added_pass_nodes): Delete variable.
6363 (pass_list_node): Delete structure.
6364 * passes.c (make_pass_instance): New function.
6365 (next_pass_1): Change to call make_pass_instance.
6366 (pass_list_node): Move structure from gcc-plugin.h.
6367 (added_pass_nodes): Move variable from plugin.c.
6368 (prev_added_pass_nodes): Move variable from plugin.c.
6369 (position_pass): New function.
6370 (register_pass): New function.
6372 2009-09-28 Easwaran Raman <eraman@google.com>
6374 * ifcvt.c (noce_try_abs): Recognize pattern and call
6375 expand_one_cmpl_abs_nojump.
6376 * optabs.c (expand_one_cmpl_abs_nojump): New function.
6377 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
6379 2009-09-28 Ian Lance Taylor <iant@google.com>
6382 * c-opts.c (c_common_handle_option): Don't set
6383 warn_jump_misses_init for -Wall.
6384 * doc/invoke.texi (Warning Options): Update documentation.
6386 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6388 * Makefile.in ($(out_object_file)): Depend on
6389 gt-$(basename $(notdir $(out_file))).h.
6391 2009-09-28 Richard Henderson <rth@redhat.com>
6393 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
6394 * except.c (gen_eh_region): Set it.
6395 (duplicate_eh_regions_1): Copy it.
6396 * tree-eh.c (lower_resx): Use it to determine which function
6399 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
6400 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
6401 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
6402 * tree.c (build_common_builtin_nodes): Remove parameter. Build
6403 BUILT_IN_CXA_END_CLEANUP if necessary.
6405 * c-common.c (c_define_builtins): Update call to
6406 build_common_builtin_nodes.
6408 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6410 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
6412 2009-09-28 Michael Matz <matz@suse.de>
6414 * builtins.c (interclass_mathfn_icode): New helper.
6415 (expand_builtin_interclass_mathfn): Use it here, and split folding
6417 (fold_builtin_interclass_mathfn): ... this new folder.
6418 (build_call_nofold_loc): New static helper.
6419 (build_call_nofold): New wrapper macro for above.
6420 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
6421 (expand_builtin_pow): Ditto.
6422 (expand_builtin_memset_args): Ditto.
6423 (expand_builtin_printf): Ditto.
6424 (expand_builtin_fprintf): Ditto.
6425 (expand_builtin_sprintf): Ditto.
6426 (expand_builtin_memory_chk): Ditto.
6427 (expand_builtin_mempcpy_args): Ditto and don't call folders.
6428 (expand_builtin_stpcpy): Ditto.
6429 (expand_builtin_strcmp): Ditto.
6430 (expand_builtin_strncmp): Ditto.
6431 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
6432 (expand_builtin_strcpy_args): Don't call folders.
6433 (expand_builtin_memcmp): Ditto.
6434 (expand_builtin_strncpy): Ditto, and use target.
6435 (expand_builtin_memcpy): Ditto.
6436 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
6437 expand_builtin_strpbrk, expand_builtin_memmove,
6438 expand_builtin_memmove_args, expand_builtin_bcopy,
6439 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
6440 expand_builtin_strspn, expand_builtin_strcspn,
6441 expand_builtin_fputs): Remove these.
6442 (expand_builtin): Don't call the above, change calls to other
6443 expanders that changed prototype.
6444 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
6445 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
6446 fold_builtin_interclass_mathfn.
6447 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
6448 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
6450 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
6451 * passes.c (init_optimization_passes): Move pass_fold_builtins
6452 after last phiopt pass.
6453 * tree-inline.c (fold_marked_statements): When folding builtins
6454 iterate over all instruction potentially generated.
6455 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
6457 (fold_gimple_call): Use it to always fold calls (into potentially
6458 multiple instructions).
6459 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
6460 calls into zero at this time.
6461 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
6462 statements generated by builtin folding.
6464 2009-09-28 Nick Clifton <nickc@redhat.com>
6466 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
6468 2009-09-28 Duncan Sands <baldrick@free.fr>
6470 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
6471 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
6472 (register_callback): Dispatch it.
6473 (invoke_plugin_callbacks): Incorporate in sanity check.
6474 * ggc.h (ggc_register_cache_tab): Add declaration.
6475 * ggc-common.c (ggc_register_root_tab): Simplify.
6476 (const_ggc_cache_tab_t): New typedef.
6477 (extra_cache_vec): New vector of dynamically added cache tables.
6478 (ggc_register_cache_tab): New function.
6479 (ggc_scan_cache_tab): New function.
6480 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
6481 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
6483 2009-09-27 Richard Henderson <rth@redhat.com>
6485 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
6486 which we remove __builtin_stack_restore.
6488 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
6490 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
6491 to test for GRD_INVARIANT.
6492 (simple_rhs_p): Anything that's function_invariant_p is fine.
6494 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
6496 * gengtype.c (main): Use plunge_files instead of plugin_output.
6498 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
6499 Rafael Avila de Espindola <espindola@google.com>
6501 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
6502 Don't print pch related info if it is false.
6503 (main): Don't print pch info in plugin mode.
6505 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6507 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
6508 with dw_val_class_const_double.
6509 (struct dw_val_struct): Replace val_long_long with val_double and
6510 adjust for above change.
6511 (output_loc_operands): Likewise.
6512 (add_AT_long_long): Rename into...
6513 (add_AT_double): ...this.
6514 (print_die): Replace dw_val_class_long_long with
6515 dw_val_class_const_double and adjust.
6516 (attr_checksum): Likewise.
6517 (same_dw_val_p): Likewise.
6518 (size_of_die): Likewise.
6519 (value_format): Likewise.
6520 (output_die): Likewise.
6521 (loc_descriptor) <CONST_DOUBLE>: Likewise.
6522 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
6523 instead of add_AT_long_long.
6524 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
6525 value with the precision of its type.
6527 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
6530 * c-typeck.c (build_conditional_expr): Use the readonly and
6531 volatile flags of the operand types, not of the operands itself.
6533 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
6535 * collect2.c (main): Look for -brtl before adding libraries.
6537 2009-09-27 Jonathan Gray <jsg@openbsd.org>
6539 * config.gcc: Update OpenBSD targets.
6540 * config/openbsd-stdint.h: New file.
6541 * config/openbsd-libpthread.h: New file.
6542 * config/openbsd.h: Update and break out LIB_SPEC definition.
6543 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
6544 * config/i386/openbsdelf.h: Correct types.
6545 * config/m68k/openbsd.h: Likewise.
6546 * config/mips/openbsd.h: Likewise.
6547 * config/vax/openbsd.h: Likewise.
6549 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6551 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
6552 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
6553 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
6554 of the length and zero.
6556 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6558 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
6559 (FLAGS_H): Add options.h $(REAL_H).
6560 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
6561 (TREE_VECTORIZER_H): New.
6562 (EBITMAP_H): Renamed from EBIMAP_H.
6563 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
6564 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
6565 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
6566 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
6567 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
6568 (graphite-clast-to-gimple.o, graphite-dependences.o)
6569 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
6570 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
6571 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
6572 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
6573 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
6574 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
6575 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
6576 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
6577 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
6578 updated and fixed as per above changes and per
6579 check_makefile_deps.sh output.
6582 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
6583 * configure: Regenerate.
6585 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6587 * doc/install.texi: Update minimum MPC version to 0.7.
6589 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
6591 * doc/install.texi (Binaries): Remove reference to the binary
6592 distribution CD-ROM from the FSF.
6594 2009-09-26 Michael Matz <matz@suse.de>
6598 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
6599 that are mentioned in the body.
6601 2009-09-26 Michael Matz <matz@suse.de>
6603 PR tree-optimization/41454
6604 * tree-ssa-dom (stmts_to_rescan): Remove variable.
6605 (tree_ssa_dominator_optimize): Don't allocate and free it.
6606 (dom_opt_leave_block): Don't iterate over it.
6607 (eliminate_redundant_computations): Don't return a value.
6608 (cprop_operand, cprop_into_stmt): Ditto.
6609 (optimize_stmt): Don't defer updating stmts.
6611 2009-09-25 Dodji Seketeli <dodji@redhat.com>
6613 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
6614 generic_parameter_die, template_parameter_pack_die,
6615 gen_formal_parameter_die, gen_subprogram_die): Adjust after
6616 renaming DW_TAG_formal_parameter_pack and
6617 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
6618 and DW_TAG_GNU_template_parameter_pack.
6620 2009-09-25 Anatoly Sokolov <aesok@post.ru>
6622 * config/v850/v850.h (FUNCTION_VALUE): Remove.
6623 * config/v850/v850.c (v850_function_value): New function.
6624 (TARGET_FUNCTION_VALUE): Define.
6626 2009-09-25 Jakub Jelinek <jakub@redhat.com>
6628 * tree-vect-stmts.c (vectorizable_call): Call
6629 mark_symbols_for_renaming after vect_finish_stmt_generation.
6631 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
6632 to loc_descriptor_from_tree.
6633 (add_location_or_const_value_attribute): Pass 0 instead of 2
6634 for decl_by_reference_p decls.
6636 2009-09-25 Richard Guenther <rguenther@suse.de>
6639 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
6642 2009-09-25 Ben Elliston <bje@au.ibm.com>
6644 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
6647 2009-09-25 Alan Modra <amodra@bigpond.net.au>
6649 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
6650 form of instruction.
6652 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6655 * fold-const.c (const_binop): Handle complex int division.
6656 * tree-complex.c (expand_complex_div_straight,
6657 expand_complex_div_wide): Update comments.
6659 2009-09-24 DJ Delorie <dj@redhat.com>
6662 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
6663 (reg_class): Likewise.
6664 (REG_CLASS_NAMES): Likewise.
6665 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
6666 (m32c_override_options): Disable -fivopts for M32C.
6668 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6670 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6671 Delete VSX load/store with update support.
6672 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
6673 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
6677 (VStype_load_update): Ditto.
6678 (VStype_store_update): Ditto.
6679 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6680 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6682 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
6683 load/store with update builtins.
6685 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
6687 * libgcc2.c (L_trampoline): Prototype for getpagesize
6688 and mprotect in WINNT case.
6690 2009-09-24 Anatoly Sokolov <aesok@post.ru>
6692 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
6693 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
6694 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
6695 'outgoing' argument.
6696 (TARGET_FUNCTION_VALUE): Define.
6698 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6700 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
6702 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6705 * common.opt: Initialize dwarf_strict to -1.
6706 * toplev.c (process_options): Catch unset dwarf_strict
6707 and set to 0 for all targets not overriding.
6708 * config/darwin.c (darwin_override_options): Catch unset
6709 dwarf_strict and override to 1.
6711 2009-09-24 Jeff Law <law@redhat.com>
6713 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
6715 2009-09-24 Richard Guenther <rguenther@suse.de>
6717 PR tree-optimization/36143
6718 PR tree-optimization/38747
6719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
6720 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
6722 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6725 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
6726 return false instead of gcc_unreachable (). For CONST return the
6727 value returned by recursive call instead of always returning true.
6728 (tree_add_const_value_attribute): Return the value returned by
6729 add_const_value_attribute instead of always returning true if rtl
6732 2009-09-23 Justin Seyster <jrseys@gmail.com>
6734 * Makefile.in (PLUGIN_HEADERS): Include real.h.
6736 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6738 * cgraphunit.c (cgraph_lower_function): Revert last change.
6739 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
6740 instead of DECL_NO_STATIC_CHAIN.
6741 * tree-cfg.c (verify_gimple_call): Likewise.
6742 * tree-nested.c (get_chain_decl, get_chain_field,
6743 convert_tramp_reference_op, convert_gimple_call): Likewise.
6744 (convert_all_function_calls): Likewise. Always set or clear
6745 DECL_STATIC_CHAIN initially, for !n->outer clear it.
6746 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
6747 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
6749 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
6750 DECL_NO_STATIC_CHAIN.
6751 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
6752 instead of DECL_NO_STATIC_CHAIN.
6753 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
6754 decl_function_context.
6755 * varasm.c (initializer_constant_valid_p): Likewise.
6756 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
6757 (DECL_STATIC_CHAIN): ... this.
6758 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
6759 instead of DECL_NO_STATIC_CHAIN.
6761 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
6762 Rafael Avila de Espindola <espindola@google.com>
6764 * gengtype.c (nb_plugin_files): Make it unsigned to match
6765 num_gt_files. Adjust other variables to avoid warnings.
6766 (main): Allocate an all zero lang_bitmap before each plugin file name
6767 to match regular file names.
6769 2009-09-23 Richard Henderson <rth@redhat.com>
6771 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6772 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
6773 static chain passed in memory.
6774 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
6775 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
6776 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
6777 STATIC_CHAIN_REGNUM defined.
6779 * config/picochip/picochip-protos.h: s/class/klass/.
6780 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
6781 (picochip_static_chain): New.
6782 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
6783 (STATIC_CHAIN_INCOMING): Remove.
6785 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
6786 (xtensa_static_chain): New.
6787 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
6788 (STATIC_CHAIN_INCOMING): Remove.
6790 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6792 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
6793 * config/pa/pa-protos.h (function_value): Remove.
6794 * config/pa/pa.c (pa_function_value): Rename from function_value.
6795 Make static, add 'outgoing' argument.
6796 (TARGET_FUNCTION_VALUE): Define.
6798 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6800 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
6801 instead of cfun->machine->is_leaf.
6802 * config/avr/avr.h (machine_function): Remove is_leaf field.
6804 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6807 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
6808 DW_OP_piece after DW_OP_stack_value, adjust size calculations
6809 for it, when DW_OP_stack_value and DW_OP_implicit_value has
6810 the same size, prefer DW_OP_stack_value.
6811 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
6812 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
6814 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6817 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
6819 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6822 * cfgexpand.c (convert_debug_memory_address): New.
6823 (expand_debug_expr): Convert base address and offset to the same
6824 mode. Use it to convert addresses to other modes. Accept
6827 2009-09-23 Dodji Seketeli <dodji@redhat.com>
6830 * function.h (types_used_by_vars_hash): Declare new hash table.
6831 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
6832 equality and hash function for the hash table.
6833 (types_used_by_cur_var_decl): Declare a new global chained list.
6834 (types_used_by_var_decl_insert): Declare new function.
6835 * function.c (types_used_by_vars_hash): Define the hashtable ...
6836 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
6837 its equality and hash functions.
6838 (hash_types_used_by_vars_entry): New hash helper.
6839 (types_used_by_cur_var_decl): Define the global chained list.
6840 (used_types_insert): Update the list of types used by the global
6841 variable being parsed.
6842 (types_used_by_var_decl_insert): Define new function.
6843 * c-common.h (record_types_used_by_current_var_decl): Declare ...
6844 * c-common.c (record_types_used_by_current_var_decl): ... new
6846 * c-decl.c (finish_decl): Record the types used by the global
6847 variable declaration we've just parsed.
6848 * dwarf2out.c (premark_used_types): Insert a new line between
6849 comment and function.
6850 (premark_used_types_helper): Fix comment.
6851 (premark_types_used_by_global_vars_helper,
6852 premark_types_used_by_global_vars): New functions.
6853 (prune_unused_types): Do not prune types used by global variables.
6855 2009-09-23 Richard Guenther <rguenther@suse.de>
6857 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
6858 produced for bigendian targets with promoted subregs.
6860 2009-09-23 Richard Guenther <rguenther@suse.de>
6862 * value-prof.c (gimple_ic): Purge old EH edges only after building
6865 2009-09-23 Nick Clifton <nickc@redhat.com>
6867 * config/arc/arc.c (arc_trampoline_init): Fix typo.
6869 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6872 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
6875 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
6876 on non-nested functions.
6878 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6879 Jan Hubicka <jh@suse.cz>
6881 * dwarf2out.c (loc_list_plus_const): Only define if
6882 DWARF2_DEBUGGING_INFO.
6883 (address_of_int_loc_descriptor): Likewise.
6886 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
6888 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
6891 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
6892 constant is more than zero.
6894 2009-09-23 Alan Modra <amodra@bigpond.net.au>
6897 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
6898 call final to emit non-scheduled prologue, instead insert at entry.
6900 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6901 Joseph S. Myers <joseph@codesourcery.com>
6903 * doc/install.texi (*-*-freebsd*): Add proper format codes.
6905 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6906 Rafael Avila de Espindola <espindola@google.com>
6908 * gengtype.c (is_file_equal): New function.
6909 (close_output_files): Use is_file_equal. Free of->buf.
6911 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6912 Rafael Avila de Espindola <espindola@google.com>
6914 * gengtype.c (write_types, write_local): Add the output_header
6915 argument. Update all callers.
6917 2009-09-22 Dodji Seketeli <dodji@redhat.com>
6919 * dwarf2out.c (template_parameter_pack_die,
6920 gen_formal_parameter_pack_die ): New functions.
6921 (make_ith_pack_parameter_name): Remove this function.
6922 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
6923 DW_TAG_formal_parameter_pack.
6924 (gen_generic_params_dies): Represent each template parameter pack
6925 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
6926 represented by usual DW_TAG_template_*_parameter DIEs that are
6927 children of the DW_TAG_template_parameter_pack element DIE.
6928 (generic_parameter_die): This doesn't deal with parameter pack
6929 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6930 of parameter pack DIEs.
6931 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6932 in certain cases, e.g. for pack elements.
6933 (gen_formal_types_die, gen_decl_die): Adjust usage of
6934 gen_formal_parameter_die.
6935 (gen_subprogram_die): Represent each function parameter pack by a
6936 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6937 represented by usual DW_TAG_formal_parameter DIEs that are children
6938 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6939 ____builtin_va_alist decls as no part of the compiler uses those
6941 * langhooks.h (struct lang_hooks_for_decls): Add
6942 function_parm_expanded_from_pack_p, get_generic_function_decl
6943 and function_parameter_pack_p hooks. Fix comment for
6944 get_innermost_generic_parms hook.
6945 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6946 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6947 macros and use them to initialize lang_hook.
6949 2009-09-22 Richard Henderson <rth@redhat.com>
6951 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6952 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6953 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6954 on TRAMPOLINE_TEMPLATE.
6955 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6956 TRAMPOLINE_ADJUST_ADDRESS.
6957 * targhooks.c (default_asm_trampoline_template): Remove.
6958 (default_trampoline_adjust_address): Remove.
6959 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6960 * targhooks.h: Update decls.
6962 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6964 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6965 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6966 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6968 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6971 * reload1.c (reload): Reset debug insns with pseudos without
6974 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6976 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6977 unconditional true for decimal float modes.
6978 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6979 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6981 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6983 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6984 Enable a new case for __FreeBSD__ >= 7.
6985 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6986 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6987 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6988 and USE_LD_AS_NEEDED.
6990 * doc/install.texi (*-*-freebsd*): Update target information.
6992 2009-09-22 Richard Guenther <rguenther@suse.de>
6995 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6996 arrays really properly.
6998 2009-09-22 Richard Henderson <rth@redhat.com>
7001 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7002 calls.static_chain, calls.trampoline_init,
7003 calls.trampoline_adjust_address.
7004 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7005 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7006 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7007 * builtins.c (expand_builtin_setjmp_receiver): Use
7008 targetm.calls.static_chain; only clobber registers.
7009 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7010 set up memory attributes properly for the trampoline block.
7011 (expand_builtin_adjust_trampoline): Use
7012 targetm.calls.trampoline_adjust_address.
7013 * calls.c (prepare_call_address): Add fndecl argument. Use
7014 targetm.calls.static_chain.
7015 * df-scan.c (df_need_static_chain_reg): Remove.
7016 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7017 consolodate static chain handling.
7018 * doc/tm.texi: Document new hooks.
7019 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7020 (init_emit_regs): Don't initialize them.
7021 * expr.h (prepare_call_address): Update decl.
7022 * final.c (profile_function): Use targetm.calls.static_chain.
7023 * function.c (expand_function_start): Likewise.
7024 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7025 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7026 only clobber registers.
7027 * targhooks.c (default_static_chain): New.
7028 (default_asm_trampoline_template, default_trampoline_init): New.
7029 (default_trampoline_adjust_address): New.
7030 * targhooks.h: Declare them.
7031 * varasm.c (assemble_trampoline_template): Use
7032 targetm.asm_out.trampoline_template. Make the memory block const
7035 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7036 alpha_initialize_trampoline. Make static. Merge VMS parameter
7037 differences into the TARGET_ABI_OPEN_VMS code block.
7038 (TARGET_TRAMPOLINE_INIT): New.
7039 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7040 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7041 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7042 (INITIALIZE_TRAMPOLINE): Remove.
7044 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7045 (TRAMPOLINE_TEMPLATE): Merge with ...
7046 (INITIALIZE_TRAMPOLINE): ... this and move ...
7047 * config/arc/arc.c (arc_trampoline_init): ... here.
7048 (TARGET_TRAMPOLINE_INIT): New.
7050 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7051 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7052 (arm_asm_trampoline_template): New.
7053 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7054 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7055 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7056 code to arm_asm_trampoline_template.
7057 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7058 arm_trampoline_adjust_address.
7059 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7060 adjust for target hook parameters.
7062 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7065 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7066 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7067 (bfin_trampoline_init): Rename from initialize_trampoline;
7068 make static; update for target hook parameters.
7069 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7070 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7071 bfin_asm_trampoline_template.
7072 (INITIALIZE_TRAMPOLINE): Remove.
7074 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7075 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7076 cris_trampoline_init): New.
7077 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7078 cris_asm_trampoline_template.
7079 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7080 adjust for target hook parameters.
7082 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7084 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7085 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7086 fr30_trampoline_init): New.
7087 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7088 fr30_asm_trampoline_template.
7089 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7090 adjust for target hook parameters.
7092 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7093 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7094 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7095 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7096 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7098 * config/h8300/h8300.c (h8300_trampoline_init): New.
7099 (TARGET_TRAMPOLINE_INIT): New.
7100 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7101 to h8300_trampoline_init and adjust for hook parameters.
7103 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7104 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7105 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7106 make static; adjust for hook parameters.
7107 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7109 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7110 (TARGET_TRAMPOLINE_INIT): New.
7111 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7112 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7113 iq2000_asm_trampoline_template.
7114 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7115 (TRAMPOLINE_CODE_SIZE): New.
7116 (TRAMPOLINE_SIZE): Use it.
7117 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7119 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7120 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7121 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7122 adjust for hook parameters.
7123 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7125 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7126 (m32r_trampoline_init): New.
7127 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7128 m32r_trampoline_init.
7130 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7131 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7132 make static; update for hook parameters.
7133 * config/m68hc11/m68hc11-protos.h: Update.
7134 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7136 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7137 (TARGET_TRAMPOLINE_INIT): New.
7138 (mcore_function_value): Fix typo.
7139 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7140 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7141 to mcore_asm_trampoline_template.
7142 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7144 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7145 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7146 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7147 update for hook parameters.
7148 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7150 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7151 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7152 mips_trampoline_init): New.
7153 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7154 mips_asm_trampoline_template.
7155 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7156 update for hook parameters.
7158 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7159 (TARGET_TRAMPOLINE_INIT): New.
7160 (mmix_trampoline_size): Remove.
7161 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7162 make static. Remove out-of-date tetra vs octa comment.
7163 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7164 make static; update for hook parameters.
7165 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7166 (INITIALIZE_TRAMPOLINE): Remove.
7167 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7168 (TRAMPOLINE_ALIGNMENT): New.
7169 * gcc/config/mmix/mmix-protos.h: Update.
7171 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7172 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7173 mn10300_trampoline_init): New.
7174 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7175 mn10300_asm_trampoline_template.
7176 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7178 * config/moxie/moxie.c (moxie_static_chain,
7179 moxie_asm_trampoline_template, moxie_trampoline_init,
7180 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7181 TARGET_TRAMPOLINE_INIT): New.
7182 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7183 moxie_trampoline_init.
7184 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7185 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7187 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7188 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7189 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7190 pa_trampoline_adjust_address): New.
7191 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7192 pa_asm_trampoline_template.
7193 (TRAMPOLINE_ALIGNMENT): New.
7194 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7195 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7196 adjust for hook parameters.
7197 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7199 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7200 (TARGET_TRAMPOLINE_INIT): New.
7201 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7202 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7204 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7206 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7207 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7208 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7209 make static; adjust parameters for the hook.
7210 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7212 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7213 s390_trampoline_template; make static.
7214 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7215 make static; adjust for target hook.
7216 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7217 * config/s390/s390-protos.h: Remove trampoline decls.
7218 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7219 (TRAMPOLINE_TEMPLATE): Remove.
7220 (TRAMPOLINE_ALIGNMENT): New.
7222 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7223 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7224 (TARGET_TRAMPOLINE_INIT): New.
7225 (score_asm_trampoline_template): New.
7226 (score_trampoline_init): Rename from score_initialize_trampoline;
7227 make static; adjust for hook parameters.
7228 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7229 score[37]_asm_trampoline_template.
7230 (INITIALIZE_TRAMPOLINE): Remove.
7231 * config/score/score3.c (score3_asm_trampoline_template): New.
7232 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7233 adjust for target hook.
7234 * config/score/score7.c (score7_asm_trampoline_template): New.
7235 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7236 adjust for target hook.
7237 * config/score/score3.h, config/score/score7.h: Update.
7239 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7240 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7241 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7242 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7243 make static; adjust for target hook parameters.
7244 (sh_trampoline_adjust_address): New.
7245 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7246 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7248 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7249 (sparc32_initialize_trampoline): Rename from
7250 sparc_initialize_trampoline; make static; replace tramp parameter
7251 with m_tramp and update memory accesses.
7252 (sparc64_initialize_trampoline): Similarly.
7253 (sparc_trampoline_init): New.
7254 * config/sparc/sparc-protos.h: Remove trampoline decls.
7255 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7256 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7258 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7259 (array_to_constant): Make ARR parameter const.
7260 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7261 make static; update for hook parameters.
7262 * config/spu/spu-protos.h: Update decls.
7263 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
7265 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
7266 from xstormy16_initialize_trampoline; make static; update for
7268 (TARGET_TRAMPOLINE_INIT): New.
7269 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
7271 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7272 (TARGET_TRAMPOLINE_INIT): New.
7273 (v850_can_eliminate): Make static.
7274 (v850_asm_trampoline_template, v850_trampoline_init): New.
7275 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
7276 v850_asm_trampoline_template.
7277 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
7278 and adjust for target hook parameters.
7280 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7281 (TARGET_TRAMPOLINE_INIT): New.
7282 (vax_asm_trampoline_template, vax_trampoline_init): New.
7283 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
7284 vax_asm_trampoline_template.
7285 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
7287 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7288 (TARGET_TRAMPOLINE_INIT): New.
7289 (xtensa_asm_trampoline_template): Rename from
7290 xtensa_trampoline_template; make static.
7291 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
7292 make static; update for hook parameters.
7293 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
7294 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
7295 (INITIALIZE_TRAMPOLINE): Remove.
7297 * config/i386/i386.c (ix86_function_regparm): Do not issue an
7298 error for nested functions with regparm=3.
7299 (ix86_compute_frame_layout): Adjust frame pointer offset for
7300 ix86_static_chain_on_stack.
7301 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
7302 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
7303 don't reset to UNITS_PER_WORD.
7304 (ix86_emit_leave): Adjust ix86_cfa_state.
7305 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
7306 (ix86_static_chain): New.
7307 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
7308 make static; update for target hook parameters; use ix86_static_chain.
7309 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7310 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
7311 (INITIALIZE_TRAMPOLINE): Remove.
7312 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
7313 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
7314 to the end. Add static_chain_on_stack.
7315 (ix86_static_chain_on_stack): New.
7317 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
7318 (m68k_output_mi_thunk): Don't use static_chain_rtx.
7319 (m68k_trampoline_init): New.
7320 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
7321 m68k_trampoline_init and adjust for hook parameters.
7322 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
7323 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
7325 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7327 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
7328 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
7330 * reload1.c (reload): Call wrap_constant when substituting
7331 reg for equiv inside of DEBUG_INSNs.
7334 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
7335 add_call_src_coords_attributes, add_high_low_attributes,
7336 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
7337 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
7338 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
7339 when -gdwarf-2 -gstrict-dwarf.
7340 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
7341 -gdwarf-[23] -gstrict-dwarf.
7342 (address_of_int_loc_descriptor, loc_descriptor,
7343 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
7344 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
7345 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
7347 2009-09-22 Richard Guenther <rguenther@suse.de>
7349 PR tree-optimization/41428
7350 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
7351 (ccp_finalize): Pass it to substitute_and_fold.
7353 2009-09-22 Richard Guenther <rguenther@suse.de>
7355 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
7356 (substitute_and_fold): Adjust prototype.
7357 * tree-vrp.c (vrp_evaluate_conditional): Make static.
7358 (simplify_stmt_using_ranges): Likewise.
7359 (fold_predicate_in): Move here from tree-ssa-propagate.c.
7360 (vrp_fold_stmt): New function.
7361 (vrp_finalize): Pass it to substitute_and_fold.
7362 * tree-flow.h (vrp_evaluate_conditional): Remove.
7363 (simplify_stmt_using_ranges): Likewise.
7364 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
7365 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7366 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
7368 (fold_predicate_in): Move to tree-vrp.c.
7369 (substitute_and_fold): Use the callback instead of calling into
7370 tree-vrp.c functions directly.
7372 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7374 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
7375 comparison warning on rs6000.
7378 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
7379 GIMPLE_EH_MUST_NOT_THROW cleanup.
7380 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7382 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
7385 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
7386 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
7387 LIB_SPEC for darwin10 and later since it always uses the unwinder in
7388 libSystem which is derived from the gcc 4.2.1 unwinder.
7390 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7393 * varasm.c (default_encode_section_info): Copy TLS model into
7394 sym_ref flags regardless of backend support for TLS, for all
7395 model types except TLS_MODEL_EMULATED.
7397 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7400 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
7401 we can handle it correctly.
7403 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7405 * doc/install.texi (os2): Remove section.
7407 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7409 * doc/standards.texi (Objective-C): Adjust two URLs.
7411 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
7413 * tree-tailcall.c (process_assignment): Don't check if a
7414 multiplication or an addition are already present.
7415 (find_tail_calls): Combine multiple additions and multiplications.
7416 (adjust_accumulator_values): Emit accumulators.
7418 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
7420 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
7421 xmm register restore.
7423 2009-09-21 Jan Hubicka <jh@suse.cz>
7425 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
7426 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
7429 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
7431 * stor-layout.c (layout_type): Remove obsolete code.
7433 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
7436 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
7438 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7441 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
7442 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
7443 (fold_builtin_2, do_mpc_arg1): Update accordingly.
7444 * fold-const.c (const_binop): Likewise.
7445 * real.h (do_mpc_arg2): Update prototype.
7447 2009-09-20 Jan Hubicka <jh@suse.cz>
7449 * dwarf2out.c (add_const_value_attribute): Return true if successful.
7450 (add_location_or_const_value_attribute): Rewrite using
7452 (tree_add_const_value_attribute): Return true if successful.
7453 (tree_add_const_value_attribute_for_decl): Likewise.
7455 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
7456 (loc_descriptor): ... here;
7457 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7458 (cst_pool_loc_descr): Break out from ...; do not reffer constant
7459 pool items that was not marked for output.
7460 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
7461 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7462 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7463 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
7464 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
7465 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
7466 DW_OP_stack_value to get address of items that are not available
7468 (dw_loc_list): Handle single element lists correctly.
7470 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
7471 Pascal Obry <obry@adacore.com>
7473 * unwind-dw2-fde.c (classify_object_over_fdes):
7474 Cast the constant 1 to _Unwind_Ptr.
7475 (add_fdes): Likewise.
7476 (linear_search_fdes): Likewise.
7478 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
7480 * stor-layout.c (set_sizetype): Avoid useless type copy.
7482 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7484 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
7486 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
7487 * configure, config.in: Regenerate.
7488 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
7490 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
7491 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
7492 for global data if the output could be used in a shared library.
7493 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7494 to 0 if TARGET_WRITABLE_EH_FRAME.
7496 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
7498 PR rtl-optimization/39886
7499 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
7500 just when insn is equal to BB_END (bb).
7502 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
7504 * config/mips/mips.opt (mrelax-pic-calls): New option.
7505 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
7507 (mips_unspec_call): Change "unspec_call" expander into this.
7508 (mips_strip_unspec_call): New function.
7509 (mips_got_load): Call mips_unspec_call instead of
7510 gen_unspec_call<mode>.
7511 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
7513 (mips_cfg_in_reorg): New function.
7514 (mips16_lay_out_constants): Use it to decide whether to call
7515 CFG-aware insn splitting.
7516 (r10k_insert_cache_barriers): Move CFG set-up code from here to
7517 mips_reorg. Move DF set-up code from here ...
7518 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
7520 (mips_reorg): Call mips_df_reorg instead of
7521 r10k_insert_cache_barriers. Move CFG set-up code here from
7522 r10k_insert_cache_barriers.
7523 (mips_call_expr_from_insn): New function.
7524 (mips_pic_call_symbol_from_set): Likewise.
7525 (mips_find_pic_call_symbol): Likewise.
7526 (mips_annotate_pic_call_expr): Likewise.
7527 (mips_get_pic_call_symbol): Likewise.
7528 (mips_annotate_pic_calls): Likewise.
7529 (mips_override_options): Disable -mrelax-pic-calls unless PIC
7531 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
7532 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
7533 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
7535 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
7536 (unspec_call<mode>): Remove it.
7537 (sibcall_internal, sibcall_value_internal,
7538 sibcall_value_multiple_internal, call_internal, call_split,
7539 call_value_internal, call_value_split,
7540 call_value_multiple_internal, call_value_multiple_split): Pass
7541 SIZE_OPNO to MIPS_CALL.
7542 (call_internal_direct, call_direct_split,
7543 call_value_internal_direct, call_value_direct_split): Pass -1 as
7544 SIZE_OPNO to MIPS_CALL.
7545 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
7546 * configure: Regenerate.
7547 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
7548 and -mno-relax-pic-calls.
7549 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
7551 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7554 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
7555 in the directory this rule is called from, rather than the
7556 toplevel 'gcc' directory, to fix in-tree build.
7558 2009-09-19 Chris Demetriou <cgd@google.com>
7560 PR preprocessor/28435:
7561 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
7562 to cpplib that the preprocessor output is needed.
7564 2009-09-19 Jakub Jelinek <jakub@redhat.com>
7566 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
7567 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
7568 *return_and_restore_fpregs_<mode>,
7569 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
7572 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
7573 instead of assuming it has always a REG inside of it.
7575 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
7577 * config/freebsd.h: Update comment on types.
7578 (WINT_TYPE): Define.
7580 2009-09-18 Jason Merrill <jason@redhat.com>
7582 * c.opt: Add -fno-deduce-init-list.
7584 2009-09-18 Neil Vachharajani <nvachhar@google.com>
7586 * value-prof.c (interesting_stringop_to_profile_p): Added output
7587 argument to indicate which parameter is the size parameter.
7588 * value-prof.c (gimple_stringop_fixed_value): Use
7589 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
7590 * value-prof.c (gimple_stringops_transform): Update call sites to
7591 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
7593 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
7596 From David Binderman <dcb314@hotmail.com>:
7597 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
7598 local variable f. Remove stale comments.
7599 (ix86_compute_frame_layout): Remove useless local variable total_size.
7600 Remove #if 0'd code.
7601 (legitimate_address_p): Remove useless local variables
7602 reason_rtx and reason.
7603 (ix86_split_copysign_const): Remove useless local variable op1.
7604 (scale_counter): Remove useless local variable piece_size_mask.
7606 2009-09-18 Jakub Jelinek <jakub@redhat.com>
7608 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
7611 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
7614 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
7616 2009-09-17 Jakub Jelinek <jakub@redhat.com>
7618 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
7621 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
7623 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
7624 DW_OP_implicit_value even without dwarf_version 4.
7626 2009-09-17 Jan Hubicka <jh@suse.cz>
7628 * dwarf2out.c: Include tree-pass.h and gimple.h.
7629 (loc_list_plus_const): New function.
7630 (loc_descriptor_from_tree_1): Rename to ...
7631 (loc_descriptor_from_tree): ... remove original.
7632 (loc_list_from_tree): New function.
7633 (add_AT_location_description): Accept location list.
7634 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
7635 (concatn_mem_loc_descriptor): Remove.
7636 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
7638 (secname_for_decl): Move up.
7639 (hidden_reference_p): New function; break out from ...
7640 (loc_by_refernece): ... here; move up.
7641 (dw_loc_list): New function.
7642 (single_element_loc_list): New function.
7643 (single_element_loc_list_p): New function.
7644 (add_loc_descr_to_each): New function.
7645 (add_loc_list): New function.
7646 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
7647 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
7648 add diagnostics why expansion failed.
7649 (add_location_or_const_value_attribute): Support location lists.
7650 (add_bound_info): Likewise.
7651 (descr_info_loc): Update call of loc_descriptor_from_tree.
7652 (gen_variable_die): Work on location lists.
7653 * final.c (pass_final): Add dump file.
7654 * Makefile.in (dwarf2out.o): Add new dependencies.
7656 2009-09-17 Janis Johnson <janis187@us.ibm.com>
7659 * real.c decimal_from_integer, decimal_integer_string): New.
7660 (real_from_integer): Use them as special case for decimal float.
7661 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
7662 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
7663 Do not append zero after the decimal point in string to convert.
7665 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
7667 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
7668 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
7670 2009-09-17 Martin Jambor <mjambor@suse.cz>
7672 * common.opt (fipa-sra): New switch.
7673 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
7674 * timevar.def (TV_IPA_SRA): New timevar.
7675 * params.def (ipa-sra-ptr-growth-factor): New parameter.
7676 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
7677 * tree-sra.c: Include cgraph.c.
7678 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
7679 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
7680 and grp_not_necessarilly_dereferenced.
7681 (func_param_count): New variable.
7682 (encountered_apply_args): New variable.
7683 (bb_dereferences): New variable.
7684 (final_bbs): New variable.
7685 (no_accesses_representant): New variable.
7686 (no_accesses_p): New function.
7687 (dump_access): Dump the new fields.
7688 (sra_initialize): Set encountered_apply_args to false.
7689 (get_ssa_base_param): New function.
7690 (mark_parm_dereference): New function.
7691 (create_access): Caring for INIDRECT_REFs and different handling of
7692 varialble length accesses in early IPA SRA. Store the stmt - a new
7693 parameter - to the new access.
7694 (build_access_from_expr_1): New parameter stmt, passed to
7695 create_access. Handle INDIRECT_REFs.
7696 (build_access_from_expr): Pass the current statement to
7697 build_access_from_expr_1.
7698 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
7700 (build_accesses_from_assign): Pass the current statement to
7701 build_access_from_expr_1. Do not create assign links in IPA-SRA.
7702 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
7703 final_bbs when necessary. Check for calls to __builtin_apply_args.
7704 Fixup EH info if anythng was changed.
7705 (is_unused_scalar_param): New function.
7706 (ptr_parm_has_direct_uses): New function.
7707 (find_param_candidates): New function.
7708 (mark_maybe_modified): New function.
7709 (analyze_modified_params): New function.
7710 (propagate_dereference_distances): New function.
7711 (dump_dereferences_table): New function.
7712 (analyze_caller_dereference_legality): New function.
7713 (unmodified_by_ref_scalar_representative): New function.
7714 (splice_param_accesses): New function.
7715 (decide_one_param_reduction): New function.
7716 (enum ipa_splicing_result): New type.
7717 (splice_all_param_accesses): New function.
7718 (get_param_index): New function.
7719 (turn_representatives_into_adjustments): New function.
7720 (analyze_all_param_acesses): New function.
7721 (get_replaced_param_substitute): New function.
7722 (get_adjustment_for_base): New function.
7723 (replace_removed_params_ssa_names): New function.
7724 (sra_ipa_reset_debug_stmts): New function.
7725 (sra_ipa_modify_expr): New function.
7726 (sra_ipa_modify_assign): New function.
7727 (convert_callers): New function.
7728 (modify_function): New function.
7729 (ipa_sra_preliminary_function_checks): New function.
7730 (ipa_early_sra): New function.
7731 (ipa_early_sra_gate): New function.
7732 (pass_early_ipa_sra): New variable.
7733 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
7735 2009-09-17 Michael Matz <matz@suse.de>
7738 * tree.c (build_type_attribute_qual_variant): Export.
7739 * tree.h (build_type_attribute_qual_variant): Declare.
7740 * tree-inline.c (remap_type_1): Use it to build variants with
7741 the original qualifiers and attributes.
7743 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7745 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
7746 without a fallthrough edge.
7748 2009-09-16 DJ Delorie <dj@redhat.com>
7750 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
7751 chip and ignore the "fast_interrupt" attribute if so.
7753 2009-09-16 Richard Henderson <rth@redhat.com>
7756 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
7759 2009-09-16 Richard Henderson <rth@redhat.com>
7762 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
7763 is set only if DECL_NO_STATIC_CHAIN is unset.
7764 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
7765 (FOR_EACH_NEST_INFO): New.
7766 (walk_all_functions): Use it.
7767 (finalize_nesting_tree): Likewise.
7768 (unnest_nesting_tree): Likewise.
7769 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
7770 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
7771 (convert_gimple_call): Early out if gimple_call_chain already set.
7772 (convert_all_function_calls): Iterate until no new functions
7773 require a static chain.
7774 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
7775 when building a trampoline. Use dump_function_to_file instead
7777 (lower_nested_functions): Open dump_file. Validate that decls
7778 that have DECL_NO_STATIC_CHAIN from the front end don't have that
7779 bit reset by this pass.
7781 2009-09-16 Michael Matz <matz@suse.de>
7784 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
7785 shorten decl_common_unused.
7786 (DECL_RESTRICTED_P): New accessor.
7787 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
7788 to disambiguate marked decls and restrict pointers.
7790 2009-09-16 Richard Henderson <rth@redhat.com>
7793 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
7795 2009-09-16 Jakub Jelinek <jakub@redhat.com>
7797 * integrate.c (set_block_abstract_flags): Call
7798 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
7800 2009-09-16 Richard Guenther <rguenther@suse.de>
7803 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
7806 2009-09-16 DJ Delorie <dj@redhat.com>
7807 Kaz Kojima <kkojima@gcc.gnu.org>
7809 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
7810 (sh_expand_prologue): Update calls to output_stack_adjust.
7811 (sh_expand_epilogue): Likewise.
7813 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
7816 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
7817 trying to limit the extent of searches in the insn stream.
7819 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
7820 Jakub Jelinek <jakub@redhat.com>
7824 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
7826 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
7827 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
7828 (rs6000_savres_strategy): Always save FP registers inline if the
7829 target doesn't support hardware double-precision. Set the above
7830 bits in return value when needed.
7831 (rs6000_savres_routine_sym): Fix computation for cache selector.
7832 Mark the generated symbol as a function. Rename exitp argument to
7833 lr. Move code for determining the name of the symbol...
7834 (rs6000_savres_routine_name): ...here. New function. Add cases for
7835 getting the names right on AIX and 64-bit Linux.
7836 (savres_routine_name): New variable.
7837 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
7838 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
7839 on what the target routine uses as a base register. If savep && lr
7840 describe saving of r0 into memory slot.
7841 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
7842 line calls for AIX ABI.
7843 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
7844 determine FP save/restore functions.
7845 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
7846 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
7848 (rs6000_emit_epilogue): Adjust computation of restore_lr.
7849 Duplicate restoration of LR and execute the appropriate one
7850 depending on whether GPRs are being restored inline. Set r11 from
7851 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
7852 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
7853 Fix out of line calls for AIX ABI.
7854 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
7856 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
7858 (*restore_gpregs_spe): Likewise.
7859 (*return_and_restore_gpregs_spe): Likewise.
7860 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7861 Define to empty string unconditionally.
7862 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7863 Define to empty string unconditionally.
7864 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
7867 2009-09-15 Jan Hubicka <jh@suse.cz>
7869 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
7870 * params.def (inline-insns-auto): Likewise.
7872 2009-09-15 Martin Jambor <mjambor@suse.cz>
7874 * ipa-inline.c (estimate_function_body_sizes): Dump info about
7875 individual statements only at TDF_DETAILS dump level. Format
7876 source for 80 characters per line.
7878 2009-09-15 Christian Bruel <christian.bruel@st.com>
7880 * regrename.c (do_replace): Update REG_DEAD notes.
7882 2009-09-15 Revital Eres <eres@il.ibm.com>
7884 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
7885 * targhooks.c (default_builtin_support_vector_misalignment):
7886 New builtin function.
7887 * targhooks.h (default_builtin_support_vector_misalignment):
7889 * target.h (builtin_support_vector_misalignment):
7890 New field in struct gcc_target.
7891 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
7892 new builtin function.
7893 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
7895 * config/rs6000/rs6000.c
7896 (rs6000_builtin_support_vector_misalignment): New function.
7897 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
7899 2009-09-15 Jie Zhang <jie.zhang@analog.com>
7901 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
7903 (bfin_optimize_loop): Likewise.
7904 (bfin_gen_bundles): Likewise.
7905 (workaround_speculation): Likewise.
7906 (find_load): Return NULL_RTX for debug_insn.
7908 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
7910 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
7913 2009-09-14 DJ Delorie <dj@redhat.com>
7915 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
7916 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
7919 2009-09-14 Richard Henderson <rth@redhat.com>
7920 Jakub Jelinek <jakub@redhat.com>
7922 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
7923 * cfgbuild.c (make_edges): Handle asm goto.
7924 * cfglayout.c (fixup_reorder_chain): Likewise.
7925 * cfgrtl.c (patch_jump_insn): Likewise.
7926 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
7927 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
7928 (gimple_build_asm_vec): Add and use labels parameter.
7929 (gimple_build_asm): Remove.
7930 (walk_gimple_asm): Walk labels too.
7931 * gimple.def (GIMPLE_ASM): Update docs.
7932 * gimple.h: Update decls.
7933 (struct gimple_statement_asm): Change nc to use unsigned char;
7935 (gimple_asm_nlabels): New.
7936 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7937 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7938 into gimple_build_asm_vec.
7939 * jump.c (mark_jump_label_asm): New.
7940 (mark_jump_label): Use it.
7941 (redirect_jump_1): Handle asm goto.
7942 (invert_jump_1): Soft fail if X is null.
7943 * recog.c (extract_asm_operands): New.
7944 (asm_noperands): Use it; handle asm labels.
7945 (decode_asm_operands): Use extract_asm_operands.
7946 (asm_operand_ok): Properly handle empty string.
7947 * reg-stack.c (get_asm_operands_in_out): Rename from
7948 get_asm_operand_n_inputs; use extract_asm_operands; return both
7949 inputs and outputs by reference; update all callers.
7950 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7951 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7952 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7953 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7954 (extract_asm_operands): Declare.
7955 * stmt.c (expand_asm_operands): Add and use labels parameter.
7956 (check_unique_operand_names): Likewise.
7957 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7958 (expand_asm_stmt): Handle asm labels.
7959 * tree-cfg.c (make_gimple_asm_edges): New.
7960 (make_edges): Use it.
7961 (cleanup_dead_labels): Handle asm labels.
7962 (is_ctrl_altering_stmt): Likewise.
7963 (gimple_redirect_edge_and_branch): Likewise.
7964 * tree.def (ASM_EXPR): Add 5th operand.
7965 * tree.h (ASM_LABELS): New.
7966 (resolve_asm_operand_names): Update decl.
7968 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7969 (c_parser_asm_goto_operands): New.
7970 * c-tree.h (build_asm_expr): Update decl.
7971 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7972 * doc/extend.texi: Document asm goto.
7974 2009-09-14 Richard Henderson <rth@redhat.com>
7976 * except.h: Update declarations.
7977 (struct pointer_map_t): Forward declare.
7978 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7979 (struct eh_landing_pad_d, eh_landing_pad): New.
7980 (struct eh_catch_d, eh_catch): New.
7981 (struct eh_region_d): Remove next_region_sharing_label, aka,
7982 label, tree_label, landing_pad, post_landing_pad, resume,
7983 may_contain_throw. Rename region_number to index. Remove
7984 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7985 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7986 (VEC(eh_landing_pad,gc)): New.
7987 (struct eh_status): Remove last_region_number. Add lp_array,
7988 throw_stmt_table, ttype_data, ehspec_data.
7989 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7990 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7991 * except.c (lang_protect_cleanup_actions): Return tree.
7992 (struct ehl_map_entry): Remove.
7993 (init_eh_for_function): Push zero entries for region and lp_array.
7994 (gen_eh_region): Add to region_array immediately.
7995 (gen_eh_region_catch): Operate on eh_catch objects.
7996 (gen_eh_landing_pad): New.
7997 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7998 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7999 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8000 (get_eh_landing_pad_from_number_fn): New.
8001 (get_eh_landing_pad_from_number): New.
8002 (get_eh_region_from_lp_number_fn): New.
8003 (get_eh_region_from_lp_number): New.
8004 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8005 (get_exception_pointer, get_exception_filter): Remove.
8006 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8007 (current_function_has_exception_handlers): Simplify.
8008 (bring_to_root, eh_region_replaceable_by_p): Remove.
8009 (replace_region, hash_type_list, hash_eh_region): Remove.
8010 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8011 (label_to_region_map, num_eh_regions): Remove.
8012 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8013 (find_exception_handler_labels): Remove.
8014 (duplicate_eh_regions_0, find_prev_try): Remove.
8015 (struct duplicate_eh_regions_data): New.
8016 (duplicate_eh_regions_1): Rewrite.
8017 (duplicate_eh_regions): Return a pointer map instead of an
8019 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8020 (redirect_eh_edge_to_label): Remove.
8021 (eh_region_outermost): Rewrite using eh_region pointers
8022 instead of integers.
8023 (add_ttypes_entry): Update for ttype_data move to eh_status.
8024 (add_ehspec_entry): Rewrite with VEC instead of varray.
8025 (assign_filter_values): Likewise. Export.
8026 (build_post_landing_pads, connect_post_landing_pads): Remove.
8027 (dw2_build_landing_pads): Rewrite to use lp_array.
8028 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8029 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8030 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8031 (sjlj_mark_call_sites): Update for landing pad numbers.
8032 (finish_eh_generation): Rewrite.
8033 (gate_handle_eh): Do nothing for no eh tree.
8034 (pass_rtl_eh): Move up near finish_eh_generation.
8035 (remove_eh_landing_pad): New.
8036 (remove_eh_handler): Export.
8037 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8038 (for_each_eh_label): Rewrite to use lp_array.
8039 (make_reg_eh_region_note): New.
8040 (make_reg_eh_region_note_nothrow_nononlocal): New.
8041 (insn_could_throw_p): New.
8042 (copy_reg_eh_region_note_forward): New.
8043 (copy_reg_eh_region_note_backward): New.
8044 (check_handled, add_reachable_handler): Remove.
8045 (reachable_next_level, foreach_reachable_handler): Remove.
8046 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8047 (get_eh_region_and_lp_from_rtx): New.
8048 (get_eh_region_from_rtx): New.
8049 (can_throw_internal_1, can_throw_external_1): Remove.
8050 (can_throw_internal): Use get_eh_region_from_rtx.
8051 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8052 (insn_nothrow_p, can_nonlocal_goto): New.
8053 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8054 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8055 (add_action_record): Use VEC not varray.
8056 (collect_one_action_chain): Update for eh_region changes.
8057 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8058 Use get_eh_region_and_lp_from_rtx.
8059 (gate_convert_to_eh_region_ranges): New.
8060 (pass_convert_to_eh_region_ranges): Use it.
8061 (push_uleb128, push_sleb128): Use VEC not varray.
8062 (output_one_function_exception_table): Likewise.
8063 (dump_eh_tree): Update for eh_region changes.
8064 (verify_eh_tree): Likewise.
8065 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8066 * tree-eh.c: Include target.h.
8067 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8068 Don't disallow GIMPLE_RESX; adjust argument check.
8069 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8070 (record_stmt_eh_region): Update for landing pad numbers;
8071 generate a landing pad if necessary.
8072 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8073 (remove_stmt_from_eh_lp_fn): Similarly.
8074 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8075 Update for lp numbers; don't special case missing throw_stmt_table.
8076 (lookup_expr_eh_lp): Similarly.
8077 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8078 (eh_seq, eh_region_may_contain_throw): New.
8079 (struct leh_state): Add ehp_region.
8080 (struct leh_tf_state): Remove eh_label.
8081 (emit_post_landing_pad): New.
8082 (emit_resx, emit_eh_dispatch): New.
8083 (note_eh_region_may_contain_throw): New.
8084 (frob_into_branch_around): Take eh_region not eh label;
8085 emit eh code into eh_seq.
8086 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8087 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8088 lower_eh_must_not_throw. Emit code to eh_seq.
8089 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8090 (lower_try_finally_onedest): Likewise.
8091 (lower_try_finally_copy): Likewise.
8092 (lower_try_finally_switch): Likewise.
8093 (lower_try_finally): Initialize ehp_region.
8094 (lower_catch): Update for eh_catch objects.
8095 (lower_eh_filter): Don't handle must_not_throw.
8096 (lower_eh_must_not_throw): New.
8097 (lower_cleanup): Don't set eh_label.
8098 (lower_eh_constructs_2): Resolve eh builtins.
8099 Handle GIMPLE_EH_MUST_NOT_THROW.
8100 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8101 Add eh_seq to the end of the function body.
8102 (make_eh_dispatch_edges): New.
8103 (make_eh_edge): Remove.
8104 (make_eh_edges): Simplify for landing pads.
8105 (redirect_eh_edge_1): New.
8106 (redirect_eh_edge): Use it.
8107 (redirect_eh_dispatch_edge): New.
8108 (stmt_could_throw_p): Use a switch. Allow RESX.
8109 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8110 (stmt_can_throw_internal): Likewise.
8111 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8112 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8113 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8114 (gate_refactor_eh): New.
8115 (pass_refactor_eh): Use it.
8116 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8117 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8118 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8119 (remove_unreachable_handlers): Rename from
8120 tree_remove_unreachable_handlers; rewrite for landing pads;
8121 call remove_eh_handler directly.
8122 (remove_unreachable_handlers_no_lp): New.
8123 (unsplit_eh, unsplit_all_eh): New.
8124 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8125 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8126 (cleanup_empty_eh_unsplit): New.
8127 (cleanup_empty_eh): Rewrite.
8128 (cleanup_all_empty_eh): New.
8129 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8130 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8131 (gate_cleanup_eh): New.
8132 (pass_cleanup_eh): Use it.
8133 (verify_eh_edges): Move later in file. Expect one EH edge.
8134 (verify_eh_dispatch_edge): New.
8136 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8137 (gtype-desc.o): Add TARGET_H.
8138 (tree.o): Use EXCEPT_H, not except.h.
8139 (cfgbuild.o): Add EXPR_H.
8140 (GTFILES): Add vecprim.h.
8141 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8142 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8143 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8144 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8145 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8146 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8147 calls to can_throw_internal.
8148 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8149 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8150 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8151 (expand_gimple_stmt): Use make_reg_eh_region_note.
8152 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8153 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8154 or find_exception_handler_labels.
8155 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8156 there is exacly one EH edge. Use can_nonlocal_goto and
8158 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8159 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8160 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8161 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8162 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8163 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8164 * dse.c (scan_insn): Use insn_could_throw_p.
8165 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8166 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8167 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8168 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8169 EXC_PTR_EXPR or FILTER_EXPR.
8170 (tree_expr_nonzero_warnv_p): Likewise.
8171 * function.h: Include vecprim.h, not varray.h
8172 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8173 move ttype_data and ehspec_data members to struct eh_status; change
8174 action_record_data member to a VEC.
8175 * gcse.c (hash_scan_set): Use can_throw_internal.
8176 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8177 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8178 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8179 (block_may_fallthru): Don't handle RESX_EXPR.
8180 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8181 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8182 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8183 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8184 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8185 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8186 (gimple_size): Likewise.
8187 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8188 (gimple_build_resx): Use gimple_build_with_ops.
8189 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8190 (is_gimple_val): Likewise.
8191 (is_gimple_stmt): Remove RESX_EXPR.
8192 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8193 (GIMPLE_RESX): Reorder with other EH constructs.
8194 * gimple.h (struct gimple_statement_eh_mnt): New.
8195 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8196 (gimple_eh_filter_must_not_throw): Remove.
8197 (gimple_eh_filter_set_must_not_throw): Remove.
8198 (gimple_eh_must_not_throw_fndecl): New.
8199 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8200 (is_gimple_resx): New.
8201 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8202 Don't copy EH_FILTER_MUST_NOT_THROW.
8203 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8204 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8205 handle must_not_throw_labels specially.
8206 * ipa-pure-const.c (check_call): Update debug statement for LP.
8207 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8208 * ipa-utils.c (get_base_var): Likewise.
8209 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8210 * lower-subreg.c (move_eh_region_note): Remove.
8211 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8212 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8213 (create_task_copyfn): Likewise.
8214 (maybe_catch_exception): Use gimple_build_eh_filter.
8215 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8216 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8217 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8218 and pass_lower_resx.
8219 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8220 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8221 can_throw_internal, can_nonlocal_goto.
8222 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8223 copy_reg_eh_region_note_forward.
8224 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8225 (emit_output_reload_insns): Likewise.
8226 (copy_eh_notes): Remove.
8227 * rtl.def (RESX): Remove.
8228 * rtl.h: Update declarations.
8229 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8230 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8231 (update_eh_label): Remove.
8232 (cleanup_dead_labels_eh): New.
8233 (cleanup_deal_labels): Use it instead of update_eh_label.
8234 (gimple_merge_blocks): Update landing pad data structure when
8235 removing a landing pad label.
8236 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8237 test; handle GIMPLE_EH_MUST_NOT_THROW.
8238 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8239 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8240 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8241 (verify_stmt): Likewise. Verify landing pads.
8242 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8243 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8244 (struct move_stmt_d): Add eh_map.
8245 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8246 (move_stmt_r): Remap eh region numbers in builtin calls,
8247 resx and eh_dispatch.
8248 (move_block_to_fn): Remove eh_offset parameter. Use
8249 maybe_duplicate_eh_stmt_fn.
8250 (find_outermost_region_in_block): Operate on eh_region pointers
8251 instead of region numbers.
8252 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8253 duplicate_eh_regions.
8254 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8255 test earlier. Disallow EH landing pads.
8256 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8257 * tree-flow.h: Update declarations.
8258 (struct tree_ann_common_d): Replace rn with lp_nr.
8259 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8260 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8261 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8262 resx and eh_dispatch.
8263 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
8264 (copy_edges_for_bb): Use make_eh_dispatch_edges.
8265 (copy_cfg_body): Expect eh_map instead of eh_region_offset
8266 from duplicate_eh_regions.
8267 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
8268 update RESX; handle EH_DISPATCH.
8269 (expand_call_inline): Set eh_lp_nr, not eh_region.
8270 (maybe_inline_call_in_expr): Likewise.
8271 * tree-inline.h (struct copy_body_data): Replace eh_region with
8272 eh_lp_nr, eh_region_offset with eh_map.
8273 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
8274 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
8275 * tree-pretty-print.c (dump_generic_node): Don't handle
8276 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
8277 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
8278 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
8279 EXC_PTR_EXPR, FILTER_EXPR.
8280 * tree-ssa-operands.c (get_expr_operands): Likewise.
8281 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
8282 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8283 (ao_ref_init_from_vn_reference): Likewise.
8284 * tree-ssa-sink.c (statement_sink_location): Likewise.
8285 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8286 (mark_virtual_phi_result_for_renaming): Export. Tidy.
8287 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
8288 EXC_PTR_EXPR, FILTER_EXPR.
8289 (is_exception_related): Remove.
8290 (compute_avail): Don't call it.
8291 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
8292 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
8293 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
8294 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
8296 (build_resx): Remove.
8297 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
8298 * tree.h: Update declarations.
8299 (EH_FILTER_MUST_NOT_THROW): Remove.
8300 (struct tree_label_decl): Add eh_landing_pad_nr.
8301 (EH_LANDING_PAD_NR): New.
8302 * value-prof.c (gimple_ic): Tidy variable names. Update for
8303 landing pad numbers.
8304 (gimple_stringop_fixed_value): Tidy variable names. Assert
8305 that neither call stmt can throw.
8306 * vecprim.h (uchar): New.
8307 (VEC(uchar,heap), VEC(uchar,gc)): New.
8309 * c-common.c (c_define_builtins): Update call to
8310 build_common_builtin_nodes.
8311 * c-parser.c (c_parse_file): Don't call
8312 default_init_unwind_resume_libfunc.
8314 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
8316 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
8317 (mips_cprestore_address_p): Likewise.
8318 (mips_save_gp_to_cprestore_slot): Likewise.
8319 (mips_restore_gp): Rename to...
8320 (mips_restore_gp_from_cprestore_slot): ...this.
8321 (mips_must_initialize_gp_p): Declare.
8322 (mips_emit_save_slot_move): Likewise.
8323 (mips_output_load_label): Return nothing.
8324 (mips_eh_uses): Declare.
8325 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
8326 (TARGET_CPRESTORE_DIRECTIVE): New macro.
8327 (TARGET_ABSOLUTE_JUMPS): Likewise.
8328 (EH_USES): Likewise.
8329 (FIRST_PSEUDO_REGISTER): Update comment.
8330 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
8331 (MIPS_CALL): ...here.
8332 (REGISTER_NAMES): Add $cprestore.
8333 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
8334 Add load_label_length, has_inflexible_gp_insn_p,
8335 has_flexible_gp_insn_p, must_initialize_gp_p and
8336 must_restore_gp_when_clobbered_p.
8337 (mips_expand_call): Don't generate split instructions here.
8338 (mips_split_call): Update the call to mips_restore_gp after
8339 the above name change.
8340 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
8341 (mips_find_gp_ref): New function.
8342 (mips_insn_has_inflexible_gp_ref_p): Likewise.
8343 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
8344 (mips_insn_has_flexible_gp_ref_p): Likewise.
8345 (mips_cfun_has_flexible_gp_ref_p): Likewise.
8346 (mips_function_has_gp_insn): Delete.
8347 (mips_global_pointer): Drop the df_regs_ever_live_p check.
8348 Use the new functions above. Only return INVALID_REGNUM
8349 for TARGET_ABSOLUTE_JUMPS.
8350 (mips_must_initialize_gp_p): New function.
8351 (mips_get_cprestore_base_and_offset): New function, extracted from...
8352 (mips_cprestore_slot): ...here. Take a bool parameter.
8353 (mips_cfun_has_cprestore_slot_p): New function.
8354 (mips_cprestore_address_p): Likewise.
8355 (mips_save_gp_to_cprestore_slot): Likewise.
8356 (mips_restore_gp): Rename to...
8357 (mips_restore_gp_from_cprestore_slot): ...this. Assert
8358 epilogue_completed. Update the call to mips_cprestore_slot.
8359 Test cfun->machine->must_restore_gp_when_clobbered_p.
8360 (mips_direct_save_slot_move_p): New function.
8361 (mips_emit_save_slot_move): Likewise.
8362 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
8363 of cfun->machine->global_pointer.
8364 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
8365 (mips_save_reg): Use mips_emit_save_slot_move.
8366 (mips_expand_prologue): Set must_initialize_gp_p.
8367 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
8368 for all cprestore saves. Emit a use_cprestore instruction after
8369 setting up the cprestore slot.
8370 (mips_restore_reg): Use mips_emit_save_slot_move.
8371 (mips_process_load_label): New function.
8372 (mips_load_label_length): Likewise.
8373 (mips_output_load_label): Don't return asm: output it here instead.
8374 Use mips_process_load_label.
8375 (mips_adjust_insn_length): Adjust the length of branch instructions
8376 that have length MAX_PIC_BRANCH_LENGTH.
8377 (mips_output_conditional_branch): Update the call to
8378 mips_output_load_label. Assume the branch target is OPERANDS[0]
8379 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
8380 (mips_output_order_conditional_branch): Swap the meaning of
8381 OPERANDS[0] and OPERANDS[1].
8382 (mips_variable_issue): Don't count ghost instructions.
8383 (mips_expand_ghost_gp_insns): New function.
8384 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
8385 (mips_output_mi_thunk): Set must_initialize_gp_p.
8386 (mips_eh_uses): New function.
8387 * config/mips/predicates.md (cprestore_save_slot_operand)
8388 (cprestore_load_slot_operand): New predicates.
8389 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
8390 (UNSPEC_MOVE_GP): Likewise.
8391 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
8392 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
8393 (CPRESTORE_SLOT_REGNUM): New register.
8394 (MAX_PIC_BRANCH_LENGTH): New constant.
8395 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
8396 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
8397 branches. Fix commentary.
8398 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
8399 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
8400 Change type to "ghost".
8401 (loadgp_absolute_<mode>): Likewise.
8402 (loadgp_rtp_<mode>): Likewise.
8403 (copygp_mips16): Likewise.
8404 (loadgp_blockage): Remove redundant mode attribute.
8405 (potential_cprestore): New instruction.
8406 (cprestore): Turn into an unspec set.
8407 (use_cprestore): New instruction.
8408 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
8409 (*branch_fp_inverted): Likewise.
8410 (*branch_order<mode>): Likewise.
8411 (*branch_order<mode>_inverted): Likewise.
8412 (*branch_equality<mode>): Likewise.
8413 (*branch_equality<mode>_inverted): Likewise.
8414 (*branch_bit<bbv><mode>): Likewise.
8415 (*branch_bit<bbv><mode>_inverted): Likewise.
8416 (*branch_equality<mode>_mips16): Remove redundant mode.
8417 (jump): Turn into a define_expand.
8418 (*jump_absolute): New instruction.
8419 (*jump_pic): Likewise.
8420 (*jump_mips16): Rename previously-unnamed pattern. Remove
8421 redundant mode attribute.
8422 (restore_gp): Split on epilogue_completed rather than
8423 reload_completed. Change type to "ghost".
8424 (move_gp<mode>): New instruction.
8425 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
8426 Remove redundant mode attribute.
8427 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
8428 (bc1any4f, bc1any2t, bc1any2f): Likewise.
8429 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
8431 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8434 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
8435 are returned in the same register (vs34 or v2) that Altivec vector
8436 types are returned in.
8437 (rs6000_libcall_value): Ditto.
8440 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
8441 instead of explicit addsi3/adddi3 calls.
8442 (rs6000_split_multireg_move): Ditto.
8443 (rs6000_emit_allocate_stack): Ditto.
8444 (rs6000_emit_prologue): Ditto.
8445 (rs6000_output_mi_thunk): Ditto.
8447 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
8448 size is 64 bits if we can use 64-bit registers.
8450 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
8452 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
8455 From Jie Zhang <jie.zhang@analog.com>:
8456 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
8457 save FP and RETS with saveall attribute.
8458 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
8459 with saveall attribute.
8461 * config/bfin/bfin.c (bfin_expand_builtin,
8462 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
8465 From Jie Zhang <jie.zhang@analog.com>:
8466 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
8467 before use in two places.
8468 * config/bfin/bfin.md (AREG): Define mode iterator.
8469 (reload_in, reload_out): Use mode iterator AREG.
8471 2009-09-14 Richard Guenther <rguenther@suse.de>
8474 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
8475 EH personality path.
8477 2009-09-13 Richard Guenther <rguenther@suse.de>
8478 Rafael Avila de Espindola <espindola@google.com>
8480 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
8481 (LANG_HOOKS_EH_PERSONALITY): Likewise.
8482 (LANG_HOOKS_INITIALIZER): Adjust.
8483 (lhd_pass_through_t): Declare.
8484 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
8486 * langhooks.c (lhd_pass_through_t): New function.
8487 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
8488 dwarf2out_begin_prologue): Use personality from current_function_decl.
8489 * expr.h (get_personality_function): Declare.
8490 * expr.c (get_personality_function): New function.
8491 (build_personality_function): Likewise.
8492 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
8493 (eh_personality_libfunc): Remove.
8494 * optabs.c (build_libfunc_function): New function split out from ...
8495 (init_one_libfunc): ... here.
8496 * tree.h (DECL_FUNCTION_PERSONALITY): New.
8497 (tree_function_decl): Add personality.
8498 (lhd_gcc_personality): Declare.
8499 (build_personality_function): Likewise.
8500 * tree.c (gcc_eh_personality_decl): New.
8501 (lhd_gcc_personality): New function.
8502 * except.h (lang_eh_runtime_type): Remove.
8503 (enum eh_personality_kind): New.
8504 (build_personality_function): Declare.
8505 (function_needs_eh_personality): Declare.
8506 * except.c (lang_eh_runtime_type): Remove.
8507 (function_needs_eh_personality): New function.
8508 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
8509 (sjlj_emit_function_enter, output_function_exception_table):
8510 Use personality from current_function_decl.
8511 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
8512 * tree-inline.c (tree_can_inline_p): Do not inline across different
8514 (expand_call_inline): Likewise. Adjust the callers EH personality.
8515 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
8516 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
8517 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
8518 (c-parser.o): Likewise
8519 * c-tree.h (c_eh_initialized_p): Remove.
8520 (c_maybe_initialize_eh): Likewise.
8521 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
8522 (finish_decl): Don't call c_maybe_initialize_eh.
8523 (c_eh_initialized_p): Remove.
8524 (c_maybe_initialize_eh): Likewise.
8525 * c-parser.c (c_parser_omp_construct): Likewise.
8526 (c_parse_file): Initialize exception handling.
8528 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
8530 * config.gcc (tm_file): Remove i386/biarch32.h
8531 for i?86-w64-mingw* case.
8532 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
8534 * config.host: Set for x64 mingw the option
8535 use_long_long_for_widest_fast_int to yes.
8537 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
8539 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8540 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
8541 (dbxout_begin_function): Likewise.
8542 * final.c (dwarf2_debug_info_emitted_p): New predicate.
8543 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
8544 set on the function.
8545 (final_end_function): Likewise.
8546 (final_scan_insn): Likewise.
8547 (rest_of_handle_final): Likewise.
8548 * varasm.c (assemble_start_function): Likewise.
8549 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8551 2009-09-12 Jason Merrill <jason@redhat.com>
8553 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
8554 * opts.c (common_handle_option): constify.
8556 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8558 * doc/install.texi (avr): Remove obsolete reference site.
8560 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8562 * doc/install.texi (Binaries): Adjust AIX link.
8564 2009-09-12 Akim Demaille <demaille@gostai.com>
8566 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
8567 Use an imperative sentence.
8569 2009-09-11 Richard Henderson <rth@redhat.com>
8571 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
8572 structure-name and has-tree-operands arguments; update all entries.
8573 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
8575 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
8576 (gsstruct_code_size): New.
8577 (gss_for_code_): New.
8578 (gss_for_code): Remove.
8579 (gimple_size): Rewrite using gsstruct_code_size.
8580 (gimple_statement_structure): Move to gimple.h.
8581 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
8582 (gss_for_code, gimple_statement_structure): New.
8583 (gimple_ops): Use new arrays; tidy.
8585 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8587 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
8588 operand to be a PLUS expression.
8589 * config/pa/pa.c (pa_secondary_reload): Likewise.
8591 2009-09-11 Jakub Jelinek <jakub@redhat.com>
8593 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
8595 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
8598 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8600 From Jie Zhang <jie.zhang@analog.com>:
8601 * doc/extend.texi (node Function Attributes): Document l2
8603 (node Blackfin Variable Attributes): Document l2 variable attributes.
8605 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
8607 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
8608 to match the system compiler's configuration at inflection point.
8609 Add comment to remark a remaining difference with system compiler.
8611 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
8612 * configure: Regenerate.
8614 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8616 From Jie Zhang <jie.zhang@analog.com>:
8617 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
8618 (bfin_handle_l2_attribute): New.
8619 (bfin_attribute_table): Add l2 attribute.
8621 2009-09-11 Michael Matz <matz@suse.de>
8624 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
8625 on the local_decls list.
8627 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
8631 * cselib.c (cselib_expand_value_rtx_cb): Document callback
8633 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
8634 for VALUEs, to implement the documented interface.
8635 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
8636 Adjust for VALUEs and anything else, to implement the
8637 documented interface.
8639 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
8641 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
8642 with actual SPE/paired vector modes before using 64-bit alignment.
8643 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
8645 2009-09-10 DJ Delorie <dj@redhat.com>
8647 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
8650 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
8651 * config/mep/mep.c (mep_legitimate_constant_p): New.
8652 * config/mep/mep-protos.h: Prototype it.
8654 2009-09-10 Richard Henderson <rth@redhat.com>
8656 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
8658 2009-09-10 Jason Merrill <jason@redhat.com>
8660 * tree.c (chain_index): New fn.
8661 * tree.h: Declare it.
8663 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8665 * config/sol2-c.c (cmn_err_length_specs): Initialize
8666 scalar_identity_flag.
8668 2009-09-10 Richard Henderson <rth@redhat.com>
8670 * tree.h (struct tree_decl_common): Move align member earlier;
8671 move label_decl_uid member ...
8672 (struct tree_label_decl): ... here.
8673 (LABEL_DECL_UID): Update to match.
8675 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
8678 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
8679 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
8681 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
8682 dest_prev if the edge is complex.
8684 * tree-cfg.c (is_ctrl_stmt): Use a switch.
8686 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
8687 loop latch tests earlier.
8689 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
8690 before GIMPLE_RETURN, not after its predecessor; insert
8693 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
8694 gimple_seq_empty_p to test for no PHI nodes.
8695 * tree-cfg.c (split_critical_edges): Likewise.
8697 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
8699 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8701 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
8702 introduced by the VTA branch merge.
8704 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8706 * ira-conflicts.c: Use fputs or putc instead of fprintf
8710 * tree-switch-conversion.c: Ditto.
8712 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8714 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
8715 introduced by the VTA branch merge.
8717 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8720 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8722 PR rtl-optimization/39779
8723 * expr.c (convert_modes): Return when mode == oldmode after
8724 CONST_INTs are processed.
8726 2009-09-10 Nick Clifton <nickc@redhat.com>
8728 * config/mep/mep.c (mep_encode_section_info): Copy weakness
8729 attribute and referring decl when creating renamed symbol.
8731 2009-09-10 Richard Guenther <rguenther@suse.de>
8734 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
8736 (cgraph_finalize_compilation_unit): Compute reachability
8737 before emitting thunks. Properly process aliases before
8738 possibly removing unreachable nodes.
8740 2009-09-10 Richard Guenther <rguenther@suse.de>
8743 * tree.c (struct free_lang_data_d): Add worklist member.
8744 (find_decls_types_r): Push onto the worklist instead of recursing.
8745 Handle TREE_BINFOs properly.
8746 (find_decls_types): New function wrapped around find_decls_types_r
8747 to process the worklist.
8748 (find_decls_types_in_eh_region): Use it.
8749 (find_decls_types_in_node): Likewise.
8750 (find_decls_types_in_var): Likewise.
8751 (free_lang_data_in_cgraph): Likewise. Free the worklist.
8752 * tree.h (RECORD_OR_UNION_TYPE_P): New.
8753 (AGGREGATE_TYPE_P): Adjust.
8755 2009-09-09 Jason Merrill <jason@redhat.com>
8757 * configure.ac: Check glibc version even if we have an in-tree
8760 2009-09-09 Anthony Green <green@moxielogic.com>
8762 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
8763 the constant 0 when appropriate.
8764 * config/moxie/constraints.md: Add constraint O.
8766 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
8767 to pass up to 6 32-bit argument values in registers.
8768 (moxie_function_arg): Ditto.
8769 (moxie_arg_partial_bytes): Ditto.
8770 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
8771 (REG_PARM_STACK_SPACE): Ditto.
8772 (FUNCTION_ARG_REGNO_P): Ditto.
8774 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8775 instruction to allocate stack space.
8777 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
8779 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
8780 unnecessarily stringent constraints. Fix address
8781 calculation in the splitters.
8783 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8785 PR rtl-optimization/39779
8786 * expr.c (convert_modes): Return when mode == oldmode after
8787 CONST_INTs are processed.
8789 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
8792 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
8793 (ix86_expand_prologue): Take frame.padding0 into logic of
8795 (ix86_expand_epilogue): Likewise.
8797 2009-09-09 Jakub Jelinek <jakub@redhat.com>
8799 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
8801 (SHLIB_LINK, SHLIB_INSTALL): Use them.
8802 * config/t-slibgcc-libgcc: New file.
8803 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
8805 2009-09-09 Martin Jambor <mjambor@suse.cz>
8807 PR tree-optimization/41089
8808 * tree-sra.c (find_var_candidates): Do not consider va_lists in
8811 2009-09-09 Richard Henderson <rth@redhat.com>
8813 * gimple.h (CASE_GIMPLE_OMP): New.
8814 (is_gimple_omp): Use it.
8815 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
8816 (verify_gimple_debug): Likewise.
8818 2009-09-09 Richard Guenther <rguenther@suse.de>
8820 PR tree-optimization/41101
8821 * tree-ssa-pre.c (maximal_set): Remove.
8822 (compute_antic_aux): Treat the maximal set as implicitly all ones.
8823 Defer all blocks we didn't visit at least one successor.
8824 (add_to_exp_gen): Do not add to the maximal set.
8825 (make_values_for_phi): Likewise.
8826 (compute_avail): Likewise.
8827 (init_pre): Do not allocate the maximal set.
8828 (execute_pre): Do not dump it.
8830 2009-09-09 Martin Jambor <mjambor@suse.cz>
8832 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
8833 an SSA_NAME rather than a is_gimple_variable.
8835 2009-09-09 Richard Guenther <rguenther@suse.de>
8838 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
8839 code dealing with plain pointer bases.
8840 (maybe_fold_offset_to_reference): Likewise.
8841 (maybe_fold_stmt_addition): Adjust.
8843 2009-09-09 Richard Guenther <rguenther@suse.de>
8845 * tree.c (free_lang_data_in_type): Do not free the type variant
8847 (free_lang_data): Merge char_type_node with its properly signed
8849 (pass_ipa_free): Collect after freeing language specific data.
8851 2009-09-09 Michael Matz <matz@suse.de>
8854 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
8855 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
8856 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
8859 2009-09-08 DJ Delorie <dj@redhat.com>
8861 * config/mep/mep.c (conversions[]): Add "ml" pattern.
8863 2009-09-04 Jason Merrill <jason@redhat.com>
8865 * tree.c (tree_find_value): Remove.
8866 * tree.h: Remove prototype.
8867 * varasm.c (assemble_external): Use value_member instead.
8869 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8871 * toplev.c (process_options): Choose default debugging type when
8872 gtoggle enables debug info and type is unset.
8874 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8878 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
8881 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8883 * configure: Rebuilt with modified libtool.m4.
8885 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8890 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
8892 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8894 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
8895 (remove_statement): Likewise.
8896 (rewrite_use_nonlinear_expr): Adjust.
8897 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
8898 * tree-ssa.c (release_defs_bitset): ... this. New.
8899 * tree-flow.h (release_defs_bitset): Declare.
8901 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8904 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
8905 in the middle block.
8907 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
8909 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
8910 via intptr_t to long type.
8911 (insert_operand_rank): Cast long type via intptr_t to
8913 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
8915 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
8916 from pointer to unsigned via uintptr_t.
8918 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
8919 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
8921 * configure: Regenerated.
8922 * config.in: Regenerated
8923 * system.h (stdint.h): Add include.
8924 (inttypes.h): Likewise.
8925 * Makefile.in (aclocal): Add config/stdint.m4.
8926 * aclocal.m4: Regenerated.
8928 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8930 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8932 (note_np_check_stores): New function.
8933 (harmless_null_pointer_p): New function.
8934 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8935 changed. Take into account whether we're in the shadow of a condjump
8936 that tested NP_REG for NULL.
8937 Lose all code that tested for SEQUENCEs.
8938 (workaround_speculation): Avoid inserting NOPs for loads that are
8939 either always executed or a NULL pointer.
8941 2009-09-08 Jan Hubicka <jh@suse.cz>
8943 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8944 * params.def (early-inlining-insns): Likewise.
8946 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8948 PR rtl-optimization/41239
8949 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8950 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8952 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8953 across calls, as the calls might not always return normally.
8954 (call_may_noreturn_p): New function.
8955 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8956 (init_deps): Initialize it.
8957 (remove_from_deps): Also remove calls from
8958 last_function_call_may_noreturn list.
8960 2009-09-07 Richard Henderson <rth@redhat.com>
8962 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8963 more VR->OPERANDS than LHS operands. Free LHS before returning.
8965 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8967 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8968 (attr "addrtype"): New member "spreg".
8969 Use it if mem_spfp_address_operand is true for the address.
8970 (attr "type"): New entry "stall".
8971 (cpu_unit "load"): New.
8972 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8974 (insn_reservation "loadsp"): New.
8975 (insn_reservation "load_stall1"): New.
8976 (insn_reservation "load_stall3"): New.
8978 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8979 (mem_p_address_operand): Exclude stack and frame pointer based
8981 (mem_spfp_address_operand): New; match them here.
8982 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8983 (bfin_reorg): Call it if scheduling insns.
8984 (bfin_gen_bundles): Remove dummy insns created by
8985 add_sched_insns_for_speculation.
8987 From Jie Zhang <jie.zhang@analog.com>:
8988 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8989 bfin_si_revision, bfin_workarounds): Move these ...
8990 * config/bfin/bfin.h: ... here.
8992 From Mike Frysinger <michael.frysinger@analog.com>
8993 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8994 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8995 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8996 bf547m, bf548m, and bf549m.
8997 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8998 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8999 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9000 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9001 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9002 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9003 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9004 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9005 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9006 bf542m, bf544m, bf547m, bf548m, and bf549m.
9008 From Jie Zhang <jie.zhang@analog.com>:
9009 * config/bfin/predicates.md (p_register_operand): New predicate.
9010 (dp_register_operand): New predicate.
9011 * config/bfin/bfin-protos.h (WA_05000074): Define.
9012 (ENABLE_WA_05000074): Define.
9013 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9014 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9015 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9016 (define_attr addrtype): Allow load/store register to be P register.
9017 (define_attr storereg): New.
9018 (define_cpu_unit anomaly_05000074): New.
9019 (define_insn_reservation dsp32shiftimm): New.
9020 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9021 (define_insn_reservation loadp): Cannot use slot2.
9022 (define_insn_reservation loadsp): Cannot use slot2.
9023 (define_insn_reservation storep): Cannot use slot2. Does not
9024 apply when working around 05000074.
9025 (define_insn_reservation storep_anomaly_05000074): New.
9026 (define_insn_reservation storei): Does not apply when working
9028 (define_insn_reservation storei_anomaly_05000074): New.
9029 (define_attr length): Add dsp32shiftimm case.
9030 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9031 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9032 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9033 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9034 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9036 2009-09-07 Martin Jambor <mjambor@suse.cz>
9039 * tree-sra.c (create_artificial_child_access): Return NULL if
9040 build_ref_for_offset fails.
9041 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9042 and create_artificial_child_access to fail.
9044 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9047 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9048 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9049 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9051 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9053 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9054 block, ensure it has an exit edge. Emit a barrier after a jump.
9056 2009-09-07 Nick Clifton <nickc@redhat.com>
9058 * gcc.c (this_is_linker_script): New variable. Like
9059 this_is_library_file but for the %T constructor.
9060 (end_going_arg): If this_is_linker_script is set then locate the
9061 script and insert a --script switch before it
9062 (do_spec_2): Initialise this_is_linker_script.
9063 (do_spec_1): Likewise. Handle %T construct.
9064 (eval_spec_function): Preserve this_is_linker_script.
9065 * doc/invoke.texi: Document %T construct in spec files.
9066 * config/m32c/m32c.h (LIB_SPEC): Use it.
9068 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9070 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9071 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9072 when volatile flag is set.
9073 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9075 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9078 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9079 (combine_stack_adjustments_for_block): Allow insns between stack
9080 adjustments and stores with corresponding pre-(dec|inc)rement or
9081 pre-modify operation.
9083 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9086 * combine-stack-adj.c (struct csa_memlist): Rename to...
9087 (struct csa_reflist): ... this. Rename mem field to ref.
9088 (free_csa_memlist): Rename to...
9089 (free_csa_reflist): ... this.
9090 (record_one_stack_memref): Rename to...
9091 (record_one_stack_ref): ... this. Handle also REG_P.
9092 (try_apply_stack_adjustment): Handle also REG_P.
9093 (struct record_stack_memrefs_data): Rename to...
9094 (struct record_stack_refs_data): ... this. Rename memlist field to
9096 (record_stack_memrefs): Rename to...
9097 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9098 subexpressions instead of failing when a MEM contains SP references.
9099 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9100 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9102 2009-09-06 Richard Guenther <rguenther@suse.de>
9105 * tree.c (build_array_type): Do not record types marked
9106 with structural equality in the canonical type hashtable.
9108 2009-09-06 Richard Guenther <rguenther@suse.de>
9111 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9113 2009-09-05 Richard Guenther <rguenther@suse.de>
9116 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9118 2009-09-05 Richard Guenther <rguenther@suse.de>
9121 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9123 2009-09-05 Richard Guenther <rguenther@suse.de>
9126 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9127 before comparing function argument types.
9129 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9132 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9135 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9138 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9140 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9141 locators before emit_insn is called.
9143 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9146 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9147 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9148 (reginfo_init): Don't call allocate_reg_info.
9150 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9153 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9154 NONDEBUG_INSN_P instead of INSN_P.
9156 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9159 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9161 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9164 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9165 pattern of the split.
9167 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9169 * toplev.c (process_options): Move setter of flag_var_tracking
9170 before other tests that depend on it. Move down setter of
9171 flag_rename_registers. Don't enable var-tracking-assignments
9172 by default if selective scheduling is enabled. Warn if both
9175 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9177 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9178 comment. Use switch statement to catch overlaps between rtx
9179 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9180 (IS_DECL_CODE): ... here. Remove.
9181 (check_value_is_not_decl): Remove.
9182 (dv_from_decl, dv_from_value): Check after conversion.
9184 2009-09-04 Richard Guenther <rguenther@suse.de>
9187 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9188 after emitting tunks. Move emitting thunks and ctors from ...
9189 (cgraph_optimize): ... here. Remove redundant
9190 cgraph_analyze_functions.
9191 * varasm.c (find_decl_and_mark_needed): Remove no longer
9193 (finish_aliases_1): Adjust check for thunk aliases.
9195 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9197 * config/arm/arm.md (ctzsi2): Added braces
9198 to avoid warning that broke booststrap.
9200 2009-09-04 Martin Jambor <mjambor@suse.cz>
9202 PR tree-optimization/41112
9203 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9204 handle variable-bounded arrays.
9205 (expr_with_var_bounded_array_refs_p): New function.
9206 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9208 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9210 * config/s390/2097.md: Removed two incorrect bypasses.
9211 (z10_fsimpdf): Fixed latency.
9212 (z10_fhex): New insn_reservation.
9213 (z10_floaddf): Fixed latency.
9214 (z10_floadsf): Fixed latency.
9215 (z10_ftrunctf): Fixed latency.
9216 (z10_ftruncdf): Fixed latency.
9217 * config/s390/s390.c (z10_cost): Fixed values.
9218 (s390_adjust_priority): Added z10 path.
9219 * config/s390/s390.md (type): Added fhex.
9220 (*mov<mode>_64dfp): Updated type attribute.
9221 (*mov<mode>_64): Updated type attribute.
9222 (*mov<mode>_31): Updated type attribute.
9223 (*mov<mode>"): Likewise.
9224 * config/s390/2084.md (x_fsimpdf): Updated condition.
9226 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9228 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9229 RTXs in the predicate for operand 1.
9231 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9233 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9234 (rbitsi2): New insn.
9235 (ctzsi2): New expand.
9236 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9238 2009-09-03 Martin Jambor <mjambor@suse.cz>
9240 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9241 (create_artificial_child_access): Use build_ref_for_offset instead
9242 of duplicate_expr_for_different_base.
9243 (propagate_subacesses_accross_link): Likewise.
9245 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9247 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9249 (mips16e_collect_argument_saves): Skip debug instructions.
9250 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9251 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9252 (r10k_insert_cache_barriers): Likewise.
9253 (mips_reorg_process_insns): Likewise.
9255 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9258 * ira.c (update_equiv_reg): Remove check on class likely spill.
9260 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9263 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
9264 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
9268 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
9269 the stack slot if it is passed by invisible reference.
9270 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
9271 by invisible reference.
9273 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
9275 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9276 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9277 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
9279 * config/bfin/sync.md: New file.
9280 * config/bfin/bfin.md: Include it.
9281 (UNSPEC_ATOMIC): New.
9282 (UNSPEC_ONES): Provide a unique number.
9284 From Jie Zhang <jie.zhang@analog.com>:
9285 * config/bfin/bfin.c (ret_regs): New.
9286 (must_save_fp_p): Don't return true because of frame_pointer_needed.
9287 (must_save_rets_p): New.
9288 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
9289 current_function_is_leaf.
9290 (do_link): Likewise.
9291 (do_unlink): Likewise.
9292 (expand_interrupt_handler_prologue): Use ret_regs array.
9293 (expand_interrupt_handler_epilogue): Use ret_regs array and
9294 pass return register to gen_return_internal.
9295 (bfin_expand_epilogue): Pass return register to
9296 gen_return_internal.
9297 (bfin_expand_call): Explicitly clobber RETS.
9298 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
9299 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
9300 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
9301 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
9303 (return_internal): Take a reg rtx rather than the register number.
9305 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
9307 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
9308 when comparing against estimated_loop_iterations_int return.
9310 2009-09-03 Richard Guenther <rguenther@suse.de>
9312 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
9313 eh_personality_libfunc.
9315 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9317 * tree-parloops.c (separate_decls_in_region): Add space.
9319 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9321 * tree-parloops.c (separate_decls_in_region): Change the condition
9322 checking if there are reductions in the loop.
9324 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9326 PR tree-optimization/38275
9327 * tree-parloops.c (parallelize_loops): Replace profitability condition
9328 for expected number of iterations.
9330 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9332 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
9333 (bootstrap-debug): Explain conditions in which it becomes default.
9334 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
9337 2009-09-03 Namhyung Kim <namhyung@gmail.com>
9339 * doc/invoke.texi (Optimize Options): Move
9340 -finline-small-functions to the -O2 list.
9342 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9344 * toplev.c (process_options): Enable var-tracking-assignments
9345 by default if var-tracking is enabled.
9347 2009-09-02 David Daney <ddaney@caviumnetworks.com>
9349 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
9351 * emit-rtl.c (prev_nonnote_insn_bb): New function.
9352 * rtl.h (prev_nonnote_insn_bb): Declare it.
9354 2009-09-03 Diego Novillo <dnovillo@google.com>
9356 * cgraph.c (cgraph_node_for_decl): New.
9357 * cgraph.h (cgraph_node_for_decl): Declare.
9358 * tree.c (host_integerp): Return 0 if T is NULL.
9360 2009-09-03 Diego Novillo <dnovillo@google.com>
9362 * tree.h (struct alias_pair): Move from varasm.c.
9363 (alias_pairs): Likewise.
9364 (TYPE_MAXVAL): Define.
9365 (TYPE_MINVAL): Define.
9366 (iterative_hash_host_wide_int): Declare.
9367 (remove_unreachable_alias_pairs): Declare.
9368 * tree-pass.h (pass_ipa_free_lang_data): Declare.
9369 * diagnostic.c (default_diagnostic_starter): Make extern.
9370 (default_diagnostic_finalizer): Make extern.
9371 * diagnostic.h (default_diagnostic_starter): Declare.
9372 (default_diagnostic_finalizer): Declare.
9373 (default_tree_printer): Declare.
9374 * toplev.c (default_tree_printer): Make extern.
9376 2009-09-03 Richard Guenther <rguenther@suse.de>
9377 Diego Novillo <dnovillo@google.com>
9379 * cgraph.c (cgraph_add_new_function): Remove gimplification.
9380 * cgraphunit.c (cgraph_expand_function): Do not emit
9381 associated thunks from here.
9382 (cgraph_emit_thunks): New.
9383 (cgraph_optimize): Call it.
9384 Return if any IPA pass finds an error.
9385 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
9388 2009-09-03 Simon Baldwin <simonb@google.com>
9389 Rafael Espindola <espindola@google.com>
9390 Richard Guenther <rguenther@suse.de>
9391 Doug Kwan <dougkwan@google.com>
9392 Diego Novillo <dnovillo@google.com>
9394 * tree.c: Include tree-pass.h, langhooks-def.h,
9395 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
9396 (free_lang_data_in_type): New.
9397 (need_assembler_name_p): New.
9398 (free_lang_data_in_block): New.
9399 (free_lang_data_in_decl): New.
9400 (struct free_lang_data_d): New.
9401 (add_tree_to_fld_list): New.
9402 (find_decls_types_r): New.
9403 (get_eh_types_for_runtime): New.
9404 (find_decls_types_in_eh_region): New.
9405 (find_decls_types_in_node): New.
9406 (find_decls_types_in_var): New.
9407 (free_lang_data_in_cgraph): New.
9408 (free_lang_data): New.
9409 (gate_free_lang_data): New.
9410 (pass_ipa_free_lang_data): New.
9412 2009-09-03 Diego Novillo <dnovillo@google.com>
9414 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
9415 * langhooks.h (struct lang_hooks): Add field free_lang_data.
9416 (lang_hooks): Remove const qualifier.
9417 * ipa.c (cgraph_remove_unreachable_nodes): Call
9418 remove_unreachable_alias_pairs.
9419 * except.c (add_type_for_runtime): Check if TYPE has
9420 already been converted.
9421 (lookup_type_for_runtime): Likewise.
9422 (check_handled): Handle converted types.
9423 * varasm.c (remove_unreachable_alias_pairs): New.
9424 * gimple.c: Include demangle.h.
9425 (gimple_decl_printable_name): New.
9426 (gimple_fold_obj_type_ref): New.
9427 * gimple.h (gimple_decl_printable_name): Declare.
9428 (gimple_fold_obj_type_ref): Declare.
9429 * passes.c (init_optimization_passes): Add pass
9430 pass_ipa_free_lang_data.
9431 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
9432 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
9434 2009-09-03 Diego Novillo <dnovillo@google.com>
9436 * c-lang.c (lang_hooks): Remove const qualifier.
9438 2009-09-02 Loren James Rittle <ljrittle@acm.org>
9440 * doc/install.texi (*-*-freebsd*): Update target information.
9442 2009-09-02 Anatoly Sokolov <aesok@post.ru>
9444 * hard-reg-set.h (call_fixed_regs): Remove.
9445 * reginfo.c (call_fixed_regs): Remove.
9446 (init_reg_sets_1): Remove initialization of call_fixed_regs.
9447 (globalize_reg): Don't use call_fixed_regs.
9448 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
9451 2009-09-01 Michael Matz <matz@suse.de>
9453 * expr.h (emit_storent_insn, expand_expr_real_1,
9454 expand_expr_real_2): Declare.
9455 * expr.c (emit_storent_insn, expand_expr_real_1,
9456 expand_expr_real_2): Export.
9457 (store_expr): Setting and evaluating dont_return_target is useless.
9458 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
9459 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
9460 * except.c (expand_resx_expr): Rename to ...
9461 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
9462 * except.h (expand_resx_stmt): Declare.
9463 * stmt.c: Add include gimple.h
9464 (expand_asm_expr): Rename to ...
9465 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
9466 (expand_case): Rewrite to take gimple statement.
9467 * tree.h (expand_asm_stmt): Declare.
9468 (expand_case): Change prototype.
9469 * Makefile.in (stmt.o): Depend on gimple.h.
9470 * builtins.c (expand_builtin_synchronize): Build gimple asm
9471 statement, not an ASM_EXPR.
9472 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
9473 gimple_to_tree, release_stmt_tree): Remove.
9474 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
9475 ggc_free, but hold comparison code and operands separately.
9476 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
9477 (expand_call_stmt, expand_gimple_stmt_1,
9478 expand_gimple_stmt): New helpers.
9479 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
9480 release_stmt_tree. Call expand_gimple_stmt instead.
9481 (expand_gimple_basic_block): Ditto.
9483 * calls.c (emit_call_1): Don't look at EH regions here, make
9484 fntree parameter useless.
9485 (expand_call): New local rettype for TREE_TYPE(exp), use it
9486 throughout. Remove local p, use addr instead.
9487 Don't look at EH regions here.
9489 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
9491 * doc/invoke.texi (-fsched-pressure): Document it.
9492 (-fsched-reg-pressure-heuristic): Remove it.
9494 * reload.c (ira.h): Include.
9495 (find_reloads): Add choosing reload on number of small spilled
9498 * haifa-sched.c (ira.h): Include.
9499 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
9500 saved_reg_pressure, curr_reg_live, saved_reg_live,
9501 region_ref_regs): New variables.
9502 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
9503 initiate_reg_pressure_info, setup_ref_regs,
9504 initiate_bb_reg_pressure_info, save_reg_pressure,
9505 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
9507 (setup_insn_reg_pressure_info): New function.
9508 (rank_for_schedule): Add pressure checking and insn issue time.
9509 Remove comparison of insn reg weights.
9510 (ready_sort): Set insn reg pressure info.
9511 (update_register_pressure, setup_insn_max_reg_pressure,
9512 update_reg_and_insn_max_reg_pressure,
9513 sched_setup_bb_reg_pressure_info): New functions.
9514 (schedule_insn): Add code for printing and updating reg pressure info.
9515 (find_set_reg_weight, find_insn_reg_weight): Remove.
9516 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
9517 (debug_ready_list): Print reg pressure info.
9518 (schedule_block): Ditto. Check insn issue time.
9519 (sched_init): Set up sched_pressure_p. Allocate and set up some
9520 reg pressure related info.
9521 (sched_finish): Free some reg pressure related info.
9522 (fix_tick_ready): Make insn always ready if pressure_p.
9523 (init_h_i_d): Don't call find_insn_reg_weight.
9524 (haifa_finish_h_i_d): Free insn reg pressure info.
9526 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9527 ira_memory_move_cost, ira_class_hard_regs,
9528 ira_class_hard_regs_num, ira_no_alloc_regs,
9529 ira_available_class_regs, ira_reg_class_cover_size,
9530 ira_reg_class_cover, ira_class_translate): Move to ira.h.
9532 * ira-lives.c (single_reg_class): Check mode to find how many
9533 registers are necessary for operand.
9534 (ira_implicitly_set_insn_hard_regs): New.
9536 * common.opt (fsched-pressure): New options.
9537 (fsched-reg-pressure-heuristic): Remove.
9539 * ira.c (setup_eliminable_regset): Rename to
9540 ira_setup_eliminable_regset. Make it external.
9541 (expand_reg_info): Pass cover class to setup_reg_classes.
9542 (ira): Call resize_reg_info instead of allocate_reg_info.
9544 * sched-deps.c: Include ira.h.
9545 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
9546 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
9547 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
9548 mark_insn_hard_regno_birth, mark_insn_reg_birth,
9549 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
9550 mark_insn_reg_store, mark_insn_reg_clobber,
9551 setup_insn_reg_pressure_info): New.
9552 (sched_analyze_1): Update implicit_reg_pending_uses.
9553 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
9554 Use them to create dependencies. Set insn reg uses and pressure
9555 info. Process reg_pending_uses in one place.
9556 (free_deps): Free implicit sets.
9557 (remove_from_deps): Remove implicit sets if necessary. Check
9558 implicit sets when clearing reg_last_in_use.
9559 (init_deps_global): Clear implicit_reg_pending_clobbers and
9560 implicit_reg_pending_uses.
9562 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9563 ira_memory_move_cost, ira_class_hard_regs,
9564 ira_class_hard_regs_num, ira_no_alloc_regs,
9565 ira_available_class_regs, ira_reg_class_cover_size,
9566 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
9567 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
9568 ira_implicitly_set_insn_hard_regs): New prototypes.
9570 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
9571 cost_elements_num): New variables.
9572 (allocno_costs, total_costs): Rename to costs and
9573 total_allocno_costs.
9574 (COSTS_OF_ALLOCNO): Rename to COSTS.
9575 (allocno_pref): Rename to pref.
9576 (allocno_pref_buffer): Rename to pref_buffer.
9577 (common_classes): Rename to regno_cover_class.
9579 (record_reg_classes): Set allocno attributes only if allocno_p.
9580 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
9581 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
9582 and COSTS_OF_ALLOCNO.
9583 (print_costs): Rename to print_allocno_costs.
9584 (print_pseudo_costs): New.
9585 (process_bb_node_for_costs): Split into 2 functions with new
9586 function process_bb_for_costs. Pass BB to process_bb_for_costs.
9587 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
9588 new parameter dump_file. Use cost_elements_num instead of
9589 ira_allocnos_num. Make one iteration if preferred classes were
9590 already calculated for scheduler. Make 2 versions of code
9591 depending on allocno_p.
9592 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
9593 regno_cover_class and COSTS instead of common_classes and
9595 (init_costs, finish_costs): New.
9596 (ira_costs): Set up allocno_p and cost_elements_num. Call
9597 init_costs and finish_costs.
9598 (ira_set_pseudo_classes): New.
9600 * rtl.h (allocate_reg_info): Remove.
9601 (resize_reg_info): Change return type.
9602 (reg_cover_class): New.
9603 (setup_reg_classes): Add new parameter.
9605 * sched-int.h (struct deps_reg): New member implicit_sets.
9606 (sched_pressure_p, sched_regno_cover_class): New external definitions.
9607 (INCREASE_BITS): New macro.
9608 (struct reg_pressure_data, struct reg_use_data): New.
9609 (struct _haifa_insn_data): Remove reg_weight. Add members
9610 reg_pressure, reg_use_list, reg_set_list, and
9611 reg_pressure_excess_cost_change.
9612 (struct deps): New member implicit_sets.
9613 (pressure_p): New variable.
9614 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
9615 (struct reg_pressure_data, struct reg_use_data): New.
9616 (INSN_REG_WEIGHT): Remove.
9617 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
9618 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
9619 (sched_init_region_reg_pressure_info,
9620 sched_setup_bb_reg_pressure_info): New prototypes.
9622 * reginfo.c (struct reg_pref): New member coverclass.
9623 (reg_cover_class): New function.
9624 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
9625 (reg_info_size): New variable.
9626 (allocate_reg_info): Make static. Setup reg_info_size.
9627 (resize_reg_info): Use reg_info_size. Return flag of resizing.
9628 (setup_reg_classes): Add a new parameter. Setup cover class too.
9630 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
9633 * sched-rgn.c (deps_join): Set up implicit_sets.
9634 (schedule_region): Set up region and basic blocks pressure
9637 * passes.c (init_optimization_passes): Move
9638 pass_subregs_of_mode_init before pass_sched.
9640 2009-09-02 Martin Jambor <mjambor@suse.cz>
9642 * tree-sra.c (struct access): New field grp_hint.
9643 (dump_access): Dump grp_hint.
9644 (sort_and_splice_var_accesses): Set grp_hint if a group is read
9646 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
9647 those which have been specifically read and somehow written to.
9648 (propagate_subacesses_accross_link): Set grp_hint of right child and
9649 also possibly of the left child.
9651 2009-09-02 Jakub Jelinek <jakub@redhat.com>
9653 * tree-object-size.c (addr_object_size): Always use object_size_type
9654 0 or 2 when determining the pointer pointed object size.
9656 2009-09-02 Richard Guenther <rguenther@suse.de>
9659 2009-08-31 Richard Guenther <rguenther@suse.de>
9661 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9662 to query if the memory regions for memmove overlap.
9663 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9664 asserts on pointers, instead deal with odd trees.
9665 (ptr_derefs_may_alias_p): Likewise.
9666 (refs_may_alias_p_1): Constructor bases also never alias.
9668 2009-08-01 Christian Bruel <christian.bruel@st.com>
9671 2009-07-31 Christian Bruel <christian.bruel@st.com>
9672 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9674 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
9676 * doc/invoke.texi (-fvar-tracking-assignments): New.
9677 (-fvar-tracking-assignments-toggle): New.
9678 (-fdump-final-insns=file): Mark filename as optional.
9679 (--param min-nondebug-insn-uid): New.
9680 (-gdwarf-@{version}): Mention version 4.
9681 * opts.c (common_handle_option): Accept it.
9682 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
9683 * regrename.c (regrename_optimize): Drop last. Don't count debug
9684 insns as uses. Don't reject change because of debug insn.
9685 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
9686 from the chain starter, and check for inexact matches in DEBUG_INSNS.
9687 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
9688 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
9689 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
9690 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
9691 * doc/gimple.texi (is_gimple_debug): New.
9692 (gimple_debug_bind_p): New.
9693 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
9694 * doc/install.texi (bootstrap-debug): More details.
9695 (bootstrap-debug-big, bootstrap-debug-lean): Document.
9696 (bootstrap-debug-lib): More details.
9697 (bootstrap-debug-ckovw): Update.
9698 (bootstrap-time): New.
9699 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
9700 (insert_phi_nodes_for): Insert debug stmts.
9701 (rewrite_stmt): Take iterator. Insert debug stmts.
9702 (rewrite_enter_block): Adjust.
9703 (maybe_replace_use_in_debug_stmt): New.
9704 (rewrite_update_stmt): Use it.
9705 (mark_use_interesting): Return early for debug stmts.
9706 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
9707 stmts before replacing stmt.
9708 (move_computations_stmt): Likewise.
9709 * ira-conflicts.c (add_copies): Skip debug insns.
9710 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
9711 (regstat_bb_compute_ri): Skip debug insns.
9712 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
9713 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
9714 check_loop_closed_ssa_stmt): Skip debug stmts.
9715 * tree-tailcall.c (find_tail_calls): Likewise.
9716 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
9717 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
9718 (build_var_debug_value_stat): Declare.
9719 (build_var_debug_value): Define.
9720 (target_for_debug_bind): Declare.
9721 * reload.c (find_equiv_reg): Skip debug insns.
9722 * rtlanal.c (reg_used_between_p): Skip debug insns.
9723 (side_effects_p): Likewise.
9724 (canonicalize_condition): Likewise.
9725 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
9726 insns never depend on debug insns.
9727 (create_ddg_dep_no_link): Likewise.
9728 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
9729 Don't add inter-loop dependencies for debug insns.
9730 (build_intra_loop_deps): Likewise.
9731 (create_ddg): Count debug insns.
9732 * ddg.h (struct ddg::num_debug): New.
9733 (num_backargs): Pair up with previous int field.
9734 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
9735 -fcompare-debug-second.
9736 * final.c (get_attr_length_1): Skip debug insns.
9737 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
9738 * gcc.c (invoke_as): Call compare-debug-dump-opt.
9739 (driver_self_specs): Map -fdump-final-insns to
9740 -fdump-final-insns=..
9741 (get_local_tick): New.
9742 (compare_debug_dump_opt_spec_function): Test for . argument and
9743 compute output name. Compute temp output spec without flag name.
9744 Compute -frandom-seed.
9745 (OPT): Undef after use.
9746 * cfgloopanal.c (num_loop_insns): Skip debug insns.
9747 (average_num_loop_insns): Likewise.
9748 * params.h (MIN_NONDEBUG_INSN_UID): New.
9749 * gimple.def (GIMPLE_DEBUG): New.
9750 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
9751 * auto-inc-dec.c (merge_in_block): Skip debug insns.
9752 (merge_in_block): Fix whitespace.
9753 * toplev.c (flag_var_tracking): Update comment.
9754 (flag_var_tracking_assignments): New.
9755 (flag_var_tracking_assignments_toggle): New.
9756 (process_options): Don't open final insns dump file if we're not
9757 going to write to it. Compute defaults for var_tracking.
9758 * df-scan.c (df_insn_rescan_debug_internal): New.
9759 (df_uses_record): Handle debug insns.
9760 * haifa-sched.c (ready): Initialize n_debug.
9761 (contributes_to_priority): Skip debug insns.
9762 (dep_list_size): New.
9764 (rank_for_schedule): Likewise. Schedule debug insns as soon as
9765 they're ready. Disregard previous debug insns to make decisions.
9766 (queue_insn): Never queue debug insns.
9767 (ready_add, ready_remove_first, ready_remove): Count debug insns.
9768 (schedule_insn): Don't reject debug insns because of issue rate.
9769 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
9770 (queue_to_ready): Skip and discount debug insns.
9771 (choose_ready): Let debug insns through.
9772 (schedule_block): Check boundary debug insns. Discount debug
9773 insns, schedule them early. Adjust whitespace.
9774 (set_priorities): Check for boundary debug insns.
9775 (add_jump_dependencies): Use dep_list_size.
9776 (prev_non_location_insn): New.
9777 (check_cfg): Use it.
9778 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
9780 (remove_unused_ivs): Reset debug stmts.
9781 * modulo-sched.c (const_iteration_count): Skip debug insns.
9782 (res_MII): Discount debug insns.
9783 (loop_single_full_bb_p): Skip debug insns.
9784 (sms_schedule): Likewise.
9785 (sms_schedule_by_order): Likewise.
9786 (ps_has_conflicts): Likewise.
9787 * caller-save.c (refmarker_fn): New.
9788 (save_call_clobbered_regs): Replace regs with saved mem in
9790 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
9791 Call refmarker_fn mark for hardregnos.
9792 (mark_reg_as_referenced): New.
9793 (replace_reg_with_saved_mem): New.
9794 * ipa-pure-const.c (check_stmt): Skip debug stmts.
9795 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
9797 (cse_extended_basic_block): Skip debug insns.
9798 (count_reg_usage): Likewise.
9799 (is_dead_reg): New, split out of...
9800 (set_live_p): ... here.
9801 (insn_live_p): Use it for debug insns.
9802 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
9803 (execute_optimize_stdarg): Likewise.
9804 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9805 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
9806 changes in debug stmts as changes.
9807 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
9808 (moveup_expr): Don't move across debug insns. Don't move
9809 debug insn if it would create a bookkeeping block.
9810 (moveup_expr_cached): Don't use cache for debug insns that
9811 are heads of blocks.
9812 (compute_av_set_inside_bb): Skip debug insns.
9813 (sel_rank_for_schedule): Schedule debug insns first. Remove
9815 (block_valid_for_bookkeeping_p); Support lax searches.
9816 (create_block_for_bookkeeping): Adjust block numbers when
9817 encountering debug-only blocks.
9818 (find_place_for_bookkeeping): Deal with debug-only blocks.
9819 (generate_bookkeeping_insn): Accept no place to insert.
9820 (remove_temp_moveop_nops): New argument full_tidying.
9821 (prepare_place_to_insert): Deal with debug insns.
9822 (advance_state_on_fence): Debug insns don't start cycles.
9823 (update_boundaries): Take fence as argument. Deal with
9825 (schedule_expr_on_boundary): No full_tidying on debug insns.
9826 (fill_insns): Deal with debug insns.
9827 (track_scheduled_insns_and_blocks): Don't count debug insns.
9828 (need_nop_to_preserve_insn_bb): New, split out of...
9829 (remove_insn_from_stream): ... this.
9830 (fur_orig_expr_not_found): Skip debug insns.
9831 * rtl.def (VALUE): Move up.
9833 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
9834 (nearest_common_dominator_of_uses): Take debug_stmts argument.
9835 Set it if debug stmts are found.
9836 (statement_sink_location): Skip debug stmts. Propagate
9837 moving defs into debug stmts.
9838 * ifcvt.c (first_active_insn): Skip debug insns.
9839 (last_active_insns): Likewise.
9840 (cond_exec_process_insns): Likewise.
9841 (noce_process_if_block): Likewise.
9842 (check_cond_move_block): Likewise.
9843 (cond_move_convert_if_block): Likewise.
9844 (block_jumps_and_fallthru_p): Likewise.
9845 (dead_or_predicable): Likewise.
9846 * dwarf2out.c (debug_str_hash_forced): New.
9847 (find_AT_string): Add comment.
9848 (gen_label_for_indirect_string): New.
9849 (get_debug_string_label): New.
9850 (AT_string_form): Use it.
9851 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
9852 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
9853 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
9854 several operations that cannot be represented with DWARF opcodes.
9855 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
9856 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
9857 (dwarf2out_var_location): Take during-call mark into account.
9858 (output_indirect_string): Update comment. Output if there are
9859 label and references.
9860 (prune_indirect_string): New.
9861 (prune_unused_types): Call it if debug_str_hash_forced.
9862 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
9863 (dw_long_long_const): Remove.
9864 (struct dw_val_struct): Change val_long_long type to rtx.
9865 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
9866 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
9867 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
9868 component instead of HOST_BITS_PER_LONG.
9869 (output_loc_operands): Likewise. For const8* assert
9870 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
9871 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
9872 rather than HOST_BITS_PER_LONG is >= 64.
9873 (add_AT_long_long): Remove val_hi and val_lo arguments, add
9875 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
9876 HOST_BITS_PER_LONG for dw_val_class_long_long.
9877 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
9878 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
9879 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
9881 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
9882 Handle DW_OP_implicit_value.
9883 (extract_int): Move prototype earlier.
9884 (mem_loc_descriptor): For SUBREG punt if inner
9885 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
9886 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
9887 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
9888 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
9889 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
9890 instead of Pmode size.
9891 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
9892 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
9893 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
9894 (concat_loc_descriptor, concatn_loc_descriptor,
9895 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
9896 (add_location_or_const_value_attribute): Likewise. For single
9897 location loc_lists attempt to use add_const_value_attribute
9898 for constant decls. Add DW_AT_const_value even if
9899 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
9901 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
9902 (control_flow_insn_p): Likewise.
9903 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
9904 (separate_decls_in_region_debug_bind): New.
9905 (separate_decls_in_region): Process debug bind stmts afterwards.
9906 * recog.c (verify_changes): Handle debug insns.
9907 (extract_insn): Likewise.
9908 (peephole2_optimize): Skip debug insns.
9909 * dse.c (scan_insn): Skip debug insns.
9910 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
9912 (setup_id_for_insn): Handle debug insns.
9913 (maybe_tidy_empty_bb): Adjust whitespace.
9914 (tidy_control_flow): Skip debug insns.
9915 (sel_remove_insn): Adjust for debug insns.
9916 (sel_estimate_number_of_insns): Skip debug insns.
9917 (create_insn_rtx_from_pattern): Handle debug insns.
9918 (create_copy_of_insn_rtx): Likewise.
9919 * sel-sched-.h (sel_bb_end): Declare.
9920 (sel_bb_empty_or_nop_p): New.
9921 (get_all_loop_exits): Use it.
9922 (_eligible_successor_edge_p): Likewise.
9923 (return_nop_to_pool): Adjust.
9924 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
9925 * ira-lives.c (process_bb_node_lives): Skip debug insns.
9926 * gimple-pretty-print.c (dump_gimple_debug): New.
9927 (dump_gimple_stmt): Use it.
9928 (dump_bb_header): Skip gimple debug stmts.
9929 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9930 (fixup_match_2): Likewise.
9931 (regmove_backward_pass): Likewise. Simplify combined
9932 replacement. Handle debug insns.
9933 * function.c (instantiate_virtual_regs): Handle debug insns.
9934 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9935 * print-rtl.h: Include cselib.h.
9936 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9937 * df.h (df_inns_rescan_debug_internal): Declare.
9938 * gcse.c (alloc_hash_table): Estimate n_insns.
9939 (cprop_insn): Don't regard debug insns as changes.
9940 (bypass_conditional_jumps): Skip debug insns.
9941 (one_pre_gcse_pass): Adjust.
9942 (one_code_hoisting_pass): Likewise.
9943 (compute_ld_motion_mems): Skip debug insns.
9944 (one_cprop_pass): Adjust.
9945 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9946 (if_convertible_stmt_p): Handle debug stmts.
9947 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9948 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9949 * ira-build.c (create_bb_allocnos): Skip debug insns.
9950 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9951 (has_single_use): Likewise.
9952 (single_imm_use): Likewise.
9953 (num_imm_uses): Likewise.
9954 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9955 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9956 (create_outofssa_var_map): Likewise.
9957 * lower-subreg.c (adjust_decomposed_uses): New.
9958 (resolve_debug): New.
9959 (decompose_multiword_subregs): Use it.
9960 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9961 * emit-rtl.c: Include params.h.
9962 (cur_debug_insn_uid): Define.
9963 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9964 (copy_rtx_if_shared_1): Handle debug insns.
9965 (reset_used_flags): Likewise.
9966 (set_used_flags): LIkewise.
9967 (get_max_insn_count): New.
9968 (next_nondebug_insn): New.
9969 (prev_nondebug_insn): New.
9970 (make_debug_insn_raw): New.
9971 (emit_insn_before_noloc): Handle debug insns.
9972 (emit_jump_insn_before_noloc): Likewise.
9973 (emit_call_insn_before_noloc): Likewise.
9974 (emit_debug_insn_before_noloc): New.
9975 (emit_insn_after_noloc): Handle debug insns.
9976 (emit_jump_insn_after_noloc): Likewise.
9977 (emit_call_insn_after_noloc): Likewise.
9978 (emit_debug_insn_after_noloc): Likewise.
9979 (emit_insn_after): Take loc from earlier non-debug insn.
9980 (emit_jump_insn_after): Likewise.
9981 (emit_call_insn_after): Likewise.
9982 (emit_debug_insn_after_setloc): New.
9983 (emit_debug_insn_after): New.
9984 (emit_insn_before): Take loc from later non-debug insn.
9985 (emit_jump_insn_before): Likewise.
9986 (emit_call_insn_before): Likewise.
9987 (emit_debug_insn_before_setloc): New.
9988 (emit_debug_insn_before): New.
9989 (emit_insn): Handle debug insns.
9990 (emit_debug_insn): New.
9991 (emit_jump_insn): Handle debug insns.
9992 (emit_call_insn): Likewise.
9994 (init_emit): Take min-nondebug-insn-uid into account.
9995 Initialize cur_debug_insn_uid.
9996 (emit_copy_of_insn_after): Handle debug insns.
9997 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9998 location of single rhs in place.
9999 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10000 (floor_sdiv_adjust): New.
10001 (cell_sdiv_adjust): New.
10002 (cell_udiv_adjust): New.
10003 (round_sdiv_adjust): New.
10004 (round_udiv_adjust): New.
10005 (wrap_constant): Moved from cselib.
10006 (unwrap_constant): New.
10007 (expand_debug_expr): New.
10008 (expand_debug_locations): New.
10009 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10011 (gimple_expand_cfg): Expand debug locations.
10012 * cselib.c: Include tree-pass.h.
10013 (struct expand_value_data): New.
10014 (cselib_record_sets_hook): New.
10015 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10016 (cselib_clear_table): Move, and implemnet in terms of...
10017 (cselib_reset_table_with_next_value): ... this.
10018 (cselib_get_next_unknown_value): New.
10019 (discard_useless_locs): Don't discard preserved values.
10020 (cselib_preserve_value): New.
10021 (cselib_preserved_value_p): New.
10022 (cselib_preserve_definitely): New.
10023 (cselib_clear_preserve): New.
10024 (cselib_preserve_only_values): New.
10025 (new_cselib_val): Take rtx argument. Dump it in details.
10026 (cselib_lookup_mem): Adjust.
10027 (expand_loc): Take regs_active in struct. Adjust. Silence
10028 dumps unless details are requested.
10029 (cselib_expand_value_rtx_cb): New.
10030 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10031 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10032 without details. Copy more subregs. Try to resolve values
10033 using a callback. Wrap constants.
10034 (cselib_subst_to_values): Adjust.
10035 (cselib_log_lookup): New.
10036 (cselib_lookup): Call it.
10037 (cselib_invalidate_regno): Don't count preserved values as useless.
10038 (cselib_invalidate_mem): Likewise.
10039 (cselib_record_set): Likewise.
10040 (struct set): Renamed to cselib_set, moved to cselib.h.
10041 (cselib_record_sets): Adjust. Call hook.
10042 (cselib_process_insn): Reset table when it would be cleared.
10043 (dump_cselib_val): New.
10044 (dump_cselib_table): New.
10045 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10046 (remove_forwarder_block): Support moving debug stmts.
10047 * cselib.h (cselib_record_sets_hook): Declare.
10048 (cselib_expand_callback): New type.
10049 (cselib_expand_value_rtx_cb): Declare.
10050 (cselib_reset_table_with_next_value): Declare.
10051 (cselib_get_next_unknown_value): Declare.
10052 (cselib_preserve_value): Declare.
10053 (cselib_preserved_value_p): Declare.
10054 (cselib_preserve_only_values): Declare.
10055 (dump_cselib_table): Declare.
10056 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10057 (try_crossjump_to_edge): Likewise.
10058 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10059 dominated blocks when debug stmts are present.
10060 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10061 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10062 (set_var_live_on_entry): Likewise.
10063 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10064 * cfglayout.c (curr_location, last_location): Make static.
10065 (set_curr_insn_source_location): Don't avoid bouncing.
10066 (get_curr_insn_source_location): New.
10067 (get_curr_insn_block): New.
10068 (duplicate_insn_chain): Handle debug insns.
10069 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10071 * common.opt (fcompare-debug): Move to sort order.
10072 (fdump-unnumbered-links): Likewise.
10073 (fvar-tracking-assignments): New.
10074 (fvar-tracking-assignments-toggle): New.
10075 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10076 because of debug stmts.
10077 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10078 (eliminate_unnecessary_stmts): Walk dominated blocks before
10080 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10081 * ira.c (memref_used_between_p): Skip debug insns.
10082 (update_equiv_regs): Likewise.
10083 * sched-deps.c (sd_lists_size): Accept empty list.
10084 (sd_init_insn): Mark debug insns.
10085 (sd_finish_insn): Unmark them.
10086 (sd_add_dep): Reject non-debug deps on debug insns.
10087 (fixup_sched_groups): Give debug insns group treatment.
10089 (sched_analyze_reg): Don't mark debug insns for sched before call.
10090 (sched_analyze_2): Handle debug insns.
10091 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10093 (deps_analyze_insn): Handle debug insns.
10094 (deps_start_bb): Skip debug insns.
10095 (init_deps): Initialize last_debug_insn.
10096 * tree-ssa.c (target_for_debug_bind): New.
10097 (find_released_ssa_name): New.
10098 (propagate_var_def_into_debug_stmts): New.
10099 (propagate_defs_into_debug_stmts): New.
10100 (verify_ssa): Skip debug bind stmts without values.
10101 (warn_uninialized_vars): Skip debug stmts.
10102 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10103 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10104 (rtx_equal_p): Likewise.
10105 * ira-costs.c (scan_one_insn): Skip debug insns.
10106 (process_bb_node_for_hard_reg_moves): Likewise.
10107 * rtl.h (DEBUG_INSN_P): New.
10108 (NONDEBUG_INSN_P): New.
10109 (MAY_HAVE_DEBUG_INSNS): New.
10110 (INSN_P): Accept debug insns.
10111 (RTX_FRAME_RELATED_P): Likewise.
10112 (INSN_DELETED_P): Likewise
10113 (PAT_VAR_LOCATION_DECL): New.
10114 (PAT_VAR_LOCATION_LOC): New.
10115 (PAT_VAR_OCATION_STATUS): New.
10116 (NOTE_VAR_LOCATION_DECL): Reimplement.
10117 (NOTE_VAR_LOCATION_LOC): Likewise.
10118 (NOTE_VAR_LOCATION_STATUS): Likewise.
10119 (INSN_VAR_LOCATION): New.
10120 (INSN_VAR_LOCATION_DECL): New.
10121 (INSN_VAR_LOCATION_LOC): New.
10122 (INSN_VAR_LOCATION_STATUS): New.
10123 (gen_rtx_UNKNOWN_VAR_LOC): New.
10124 (VAR_LOC_UNKNOWN_P): New.
10125 (NOTE_DURING_CALL_P): New.
10126 (SCHED_GROUP_P): Accept debug insns.
10127 (emit_debug_insn_before): Declare.
10128 (emit_debug_insn_before_noloc): Declare.
10129 (emit_debug_insn_beore_setloc): Declare.
10130 (emit_debug_insn_after): Declare.
10131 (emit_debug_insn_after_noloc): Declare.
10132 (emit_debug_insn_after_setloc): Declare.
10133 (emit_debug_insn): Declare.
10134 (make_debug_insn_raw): Declare.
10135 (prev_nondebug_insn): Declare.
10136 (next_nondebug_insn): Declare.
10137 (delegitimize_mem_from_attrs): Declare.
10138 (get_max_insn_count): Declare.
10139 (wrap_constant): Declare.
10140 (unwrap_constant): Declare.
10141 (get_curr_insn_source_location): Declare.
10142 (get_curr_insn_block): Declare.
10143 * tree-inline.c (insert_debug_decl_map): New.
10144 (processing_debug_stmt): New.
10145 (remap_decl): Don't create new mappings in debug stmts.
10146 (remap_gimple_op_r): Don't add references in debug stmts.
10147 (copy_tree_body_r): Likewise.
10148 (remap_gimple_stmt): Handle debug bind stmts.
10149 (copy_bb): Skip debug stmts.
10150 (copy_edges_for_bb): Likewise.
10151 (copy_debug_stmt): New.
10152 (copy_debug_stmts): New.
10153 (copy_body): Copy debug stmts at the end.
10154 (insert_init_debug_bind): New.
10155 (insert_init_stmt): Take id. Skip and emit debug stmts.
10156 (setup_one_parameter): Remap variable earlier, register debug mapping.
10157 (estimate_num_insns): Skip debug stmts.
10158 (expand_call_inline): Preserve debug_map.
10159 (optimize_inline_calls): Check for no debug_stmts left-overs.
10160 (unsave_expr_now): Preserve debug_map.
10161 (copy_gimple_seq_and_replace_locals): Likewise.
10162 (tree_function_versioning): Check for no debug_stmts left-overs.
10163 Init and destroy debug_map as needed. Split edges unconditionally.
10164 (build_duplicate_type): Init and destroy debug_map as needed.
10165 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10166 (struct copy_body_data): Add debug_stmts and debug_map.
10167 * sched-int.h (struct ready_list): Add n_debug.
10168 (struct deps): Add last_debug_insn.
10169 (DEBUG_INSN_SCHED_P): New.
10170 (BOUNDARY_DEBUG_INSN_P): New.
10171 (SCHEDULE_DEBUG_INSN_P): New.
10172 (sd_iterator_cond): Accept empty list.
10173 * combine.c (create_log_links): Skip debug insns.
10174 (combine_instructions): Likewise.
10175 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10176 return value is always unshared.
10177 (struct rtx_subst_pair): New.
10178 (auto_adjust_pair): New.
10179 (propagate_for_debug_subst): New.
10180 (propagate_for_debug): New.
10181 (try_combine): Skip debug insns. Propagate removed defs into
10183 (next_nonnote_nondebug_insn): New.
10184 (distribute_notes): Use it. Skip debug insns.
10185 (distribute_links): Skip debug insns.
10186 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10187 * resource.c (mark_target_live_regs): Likewise.
10188 * var-tracking.c: Include cselib.h and target.h.
10189 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10191 (micro_operation_type_name): New.
10192 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10193 (struct micro_operation_def): Update comments.
10194 (decl_or_value): New type. Use instead of decls.
10195 (struct emit_note_data_def): Add vars.
10196 (struct attrs_def): Use decl_or_value.
10197 (struct variable_tracking_info_def): Add permp, flooded.
10198 (struct location_chain_def): Update comment.
10199 (struct variable_part_def): Use decl_or_value.
10200 (struct variable_def): Make var_part a variable length array.
10201 (valvar_pool): New.
10202 (scratch_regs): New.
10203 (cselib_hook_called): New.
10204 (dv_is_decl_p): New.
10205 (dv_is_value_p): New.
10207 (dv_as_value): New.
10208 (dv_as_opaque): New.
10209 (dv_onepart_p): New.
10211 (IS_DECL_CODE): New.
10212 (check_value_is_not_decl): New.
10213 (dv_from_decl): New.
10214 (dv_from_value): New.
10215 (dv_htab_hash): New.
10216 (variable_htab_hash): Use it.
10217 (variable_htab_eq): Support values.
10218 (variable_htab_free): Free from the right pool.
10219 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10220 (attrs_list_union): Adjust.
10221 (attrs_list_mpdv_union): New.
10222 (tie_break_pointers): New.
10223 (canon_value_cmp): New.
10224 (unshare_variable): Return possibly-modified slot.
10225 (vars_copy_1): Adjust.
10226 (var_reg_decl_set): Adjust. Split out of...
10227 (var_reg_set): ... this.
10228 (get_init_value): Adjust.
10229 (var_reg_delete_and_set): Adjust.
10230 (var_reg_delete): Adjust.
10231 (var_regno_delete): Adjust.
10232 (var_mem_decl_set): Split out of...
10233 (var_mem_set): ... this.
10234 (var_mem_delete_and_set): Adjust.
10235 (var_mem_delete): Adjust.
10238 (val_resolve): New.
10239 (variable_union): Adjust. Speed up merge of 1-part vars.
10240 (variable_canonicalize): Use unshared slot.
10241 (VALUED_RECURSED_INTO): New.
10242 (find_loc_in_1pdv): New.
10243 (struct dfset_merge): New.
10244 (insert_into_intersection): New.
10245 (intersect_loc_chains): New.
10247 (canonicalize_loc_order_check): New.
10248 (canonicalize_values_mark): New.
10249 (canonicalize_values_star): New.
10250 (variable_merge_over_cur): New.
10251 (variable_merge_over_src): New.
10252 (dataflow_set_merge): New.
10253 (dataflow_set_equiv_regs): New.
10254 (remove_duplicate_values): New.
10255 (struct dfset_post_merge): New.
10256 (variable_post_merge_new_vals): New.
10257 (variable_post_merge_perm_vals): New.
10258 (dataflow_post_merge_adjust): New.
10259 (find_mem_expr_in_1pdv): New.
10260 (dataflow_set_preserve_mem_locs): New.
10261 (dataflow_set_remove_mem_locs): New.
10262 (dataflow_set_clear_at_call): New.
10263 (onepart_variable_different_p): New.
10264 (variable_different_p): Use it.
10265 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
10266 (track_expr_p): Add need_rtl parameter. Don't generate rtl
10268 (track_loc_p): Pass it true.
10269 (struct count_use_info): New.
10270 (find_use_val): New.
10271 (replace_expr_with_values): New.
10272 (log_op_type): New.
10273 (use_type): New, partially split out of...
10274 (count_uses): ... this. Count new micro-ops.
10275 (count_uses_1): Adjust.
10276 (count_stores): Adjust.
10277 (count_with_sets): New.
10278 (VAL_NEEDS_RESOLUTION): New.
10279 (VAL_HOLDS_TRACK_EXPR): New.
10280 (VAL_EXPR_IS_COPIED): New.
10281 (VAL_EXPR_IS_CLOBBERED): New.
10282 (add_uses): Adjust. Generate new micro-ops.
10283 (add_uses_1): Adjust.
10284 (add_stores): Generate new micro-ops.
10285 (add_with_sets): New.
10286 (find_src_status): Adjust.
10287 (find_src_set_src): Adjust.
10288 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
10289 Handle new micro-ops. Canonicalize value equivalances.
10290 (vt_find_locations): Compute total size of hash tables for
10291 dumping. Perform merge for var-tracking-assignments. Don't
10292 disregard single-block loops.
10293 (dump_attrs_list): Handle decl_or_value.
10294 (dump_variable): Take variable. Deal with decl_or_value.
10295 (dump_variable_slot): New.
10296 (dump_vars): Use it.
10297 (dump_dataflow_sets): Adjust.
10298 (set_slot_part): New, extended to support one-part variables
10299 after splitting out of...
10300 (set_variable_part): ... this.
10301 (clobber_slot_part): New, split out of...
10302 (clobber_variable_part): ... this.
10303 (delete_slot_part): New, split out of...
10304 (delete_variable_part): .... this.
10305 (check_wrap_constant): New.
10306 (vt_expand_loc_callback): New.
10307 (vt_expand_loc): New.
10308 (emit_note_insn_var_location): Adjust. Handle values. Handle
10309 EMIT_NOTE_AFTER_CALL_INSN.
10310 (emit_notes_for_differences_1): Adjust. Handle values.
10311 (emit_notes_for_differences_2): Likewise.
10312 (emit_notes_for_differences): Adjust.
10313 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
10314 Adjust. Handle new micro-ops.
10315 (vt_add_function_parameters): Adjust. Create and bind values.
10316 (vt_initialize): Adjust. Initialize scratch_regs and
10317 valvar_pool, flooded and perm.. Initialize and use cselib. Log
10318 operations. Move some code to count_with_sets and add_with_sets.
10319 (delete_debug_insns): New.
10320 (vt_debug_insns_local): New.
10321 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
10323 (var_tracking_main): If var-tracking-assignments is enabled
10324 but var-tracking isn't, delete debug insns and leave. Likewise
10325 if we exceed limits or fail the stack adjustments tests, and
10326 after all var-tracking processing.
10327 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
10328 (dataflow_set): Add traversed_vars.
10329 (value_chain, const_value_chain): New typedefs.
10330 (value_chain_pool, value_chains): New variables.
10331 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
10332 add_value_chains, add_cselib_value_chains, remove_value_chain,
10333 remove_value_chains, remove_cselib_value_chains): New functions.
10334 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
10335 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
10337 (shared_hash_find_slot_unshare, shared_hash_find_slot,
10338 shared_hash_find_slot_noinsert, shared_hash_find): Update.
10339 (dst_can_be_shared): New variable.
10340 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
10341 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
10342 different from set->vars, look up slot again instead of using the
10344 (dataflow_set_init): Initialize traversed_vars.
10345 (variable_union): Use shared_hash_*. Use initially NO_INSERT
10346 lookup if set->vars is shared. Don't keep slot cleared before
10347 calling unshare_variable. Unshare set->vars if needed. Adjust
10348 unshare_variable callers. Clear dst_can_be_shared if needed.
10349 Even ->refcount == 1 vars must be unshared if set->vars is shared
10350 and var needs to be modified.
10351 (dataflow_set_union): Set traversed_vars during canonicalization.
10352 (VALUE_CHANGED, DECL_CHANGED): Define.
10353 (set_dv_changed, dv_changed_p): New static inlines.
10354 (track_expr_p): Clear DECL_CHANGED.
10355 (dump_dataflow_sets): Set it.
10356 (variable_was_changed): Call set_dv_changed.
10357 (emit_note_insn_var_location): Likewise.
10358 (changed_variables_stack): New variable.
10359 (check_changed_vars_1, check_changed_vars_2): New functions.
10360 (emit_notes_for_changes): Do nothing if changed_variables is
10361 empty. Traverse changed_variables with check_changed_vars_1,
10362 call check_changed_vars_2 on each changed_variables_stack entry.
10363 (emit_notes_in_bb): Add SET argument. Just clear it at the
10364 beginning, use it instead of local &set, don't destroy it at the end.
10365 (vt_emit_notes): Call dataflow_set_clear early on all
10366 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
10367 computed set, dataflow_set_clear also VTI(bb)->in when we are
10368 done with the basic block. Initialize changed_variables_stack,
10369 free it afterwards. If ENABLE_CHECKING verify that after noting
10370 differences to an empty set value_chains hash table is empty.
10371 (vt_initialize): Initialize value_chains and value_chain_pool.
10372 (vt_finalize): Delete value_chains htab, free value_chain_pool.
10373 (variable_tracking_main): Call dump_dataflow_sets before calling
10374 vt_emit_notes, not after it.
10375 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
10376 (propagate_var_def_into_debug_stmts): Declare.
10377 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
10378 (df_set_note): Reject debug insns.
10379 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
10380 add notes to debug insns.
10381 (df_note_bb_compute): Adjust. Likewise.
10382 (df_simulate_uses): Skip debug insns.
10383 (df_simulate_initialize_backwards): Likewise.
10384 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
10385 (subst_stack_regs_pat): Reject debug insns.
10386 (convert_regs_1): Handle debug insns.
10387 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
10388 (print-rtl.o): Depend on cselib.h.
10389 (cselib.o): Depend on TREE_PASS_H.
10390 (var-tracking.o): Depend on cselib.h and TARGET_H.
10391 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
10392 (init_ready_list): Skip boundary debug insns.
10393 (add_branch_dependences): Skip debug insns.
10394 (free_block_dependencies): Check for blocks with only debug insns.
10395 (compute_priorities): Likewise.
10396 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
10397 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
10399 (gimple_build_debug_bind_stat): New.
10400 (empty_body_p): Skip debug stmts.
10401 (gimple_has_side_effects): Likewise.
10402 (gimple_rhs_has_side_effects): Likewise.
10403 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
10404 (gimple_build_debug_bind_stat): Declare.
10405 (gimple_build_debug_bind): Define.
10406 (is_gimple_debug): New.
10407 (gimple_debug_bind_p): New.
10408 (gimple_debug_bind_get_var): New.
10409 (gimple_debug_bind_get_value): New.
10410 (gimple_debug_bind_get_value_ptr): New.
10411 (gimple_debug_bind_set_var): New.
10412 (gimple_debug_bind_set_value): New.
10413 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
10414 (gimple_debug_bind_reset_value): New.
10415 (gimple_debug_bind_has_value_p): New.
10416 (gsi_next_nondebug): New.
10417 (gsi_prev_nondebug): New.
10418 (gsi_start_nondebug_bb): New.
10419 (gsi_last_nondebug_bb): New.
10420 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
10421 (print_insn): Handle DEBUG_INSN.
10422 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
10423 of first insn prevail.
10424 (first_stmt): Skip debug stmts.
10425 (first_non_label_stmt): Likewise.
10426 (last_stmt): Likewise.
10427 (has_zero_uses_1): New.
10428 (single_imm_use_1): New.
10429 (verify_gimple_debug): New.
10430 (verify_types_in_gimple_stmt): Handle debug stmts.
10431 (verify_stmt): Likewise.
10432 (debug_loop_num): Skip debug stmts.
10433 (remove_edge_and_dominated_blocks): Remove dominators last.
10434 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
10435 (linearize_expr): Likewise.
10436 * config/i386/i386.c (ix86_delegitimize_address): Call
10437 default implementation.
10438 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
10439 (group_barrier_needed): Skip debug insns.
10440 (emit_insn_group_barriers): Likewise.
10441 (emit_all_insn_group_barriers): Likewise.
10442 (ia64_variable_issue): Handle debug insns.
10443 (ia64_dfa_new_cycle): Likewise.
10444 (final_emit_insn_group_barriers): Skip debug insns.
10445 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
10446 def cfa without frame.
10447 (process_set): Likewise.
10448 (process_for_unwind_directive): Pass frame on.
10449 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
10450 (rs6000_delegitimize_address): New.
10451 (rs6000_debug_adjust_cost): Handle debug insns.
10452 (is_microcoded_insn): Likewise.
10453 (is_cracked_insn): Likewise.
10454 (is_nonpipeline_insn): Likewise.
10455 (insn_must_be_first_in_group): Likewise.
10456 (insn_must_be_last_in_group): Likewise.
10457 (force_new_group): Likewise.
10458 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
10459 contains only debug insns.
10460 (rtl_merge_blocks): Skip debug insns.
10461 (purge_dead_edges): Likewise.
10462 (rtl_block_ends_with_call_p): Skip debug insns.
10463 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
10464 (mark_reg_dependencies): Skip debug insns.
10465 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
10466 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
10467 * tree-ssa-threadedge.c
10468 (record_temporary_equivalences_from_stmts): Skip debug stmts.
10469 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
10470 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
10471 (copyprop_hardreg_forward_1): Handle debug insns.
10472 * reload1.c (reload): Skip debug insns. Replace unassigned
10473 pseudos in debug insns with their equivalences.
10474 (eliminate_regs_in_insn): Skip debug insns.
10475 (emit_input_reload_insns): Skip debug insns at first, adjust
10477 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
10478 (get_indirect_ref_operands): Pass opf_no_vops on.
10479 (get_expr_operands): Likewise. Skip debug stmts.
10480 (parse_ssa_operands): Scan debug insns with opf_no_vops.
10482 2009-09-01 Richard Henderson <rth@redhat.com>
10484 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
10485 stmt_ends_pp_p statements at least once.
10486 * tree-vrp.c (vrp_initialize): Likewise.
10487 (vrp_visit_stmt): Be prepared for non-interesting stmts.
10489 2009-09-01 Dodji Seketeli <dodji@redhat.com>
10492 Fix AIX bootstrap after PR debug/30161
10493 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
10494 that is a GNU extension.
10495 (tmpl_value_parm_die_table): Move the definition of this global
10496 outside #ifdef DWARF2_DEBUGGING_INFO region.
10498 2009-09-01 Richard Guenther <rguenther@suse.de>
10500 * tree.c (tree_expr_size): New function.
10501 * tree.h (tree_expr_size): Declare.
10502 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
10503 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
10504 * langhooks.c (lhd_expr_size): Remove.
10505 * langhooks.h (struct lang_hooks): Remove expr_size.
10506 * explow.c (expr_size): Use tree_expr_size.
10507 (int_expr_size): Likewise.
10508 * langhooks-def.h (lhd_expr_size): Remove.
10509 (LANG_HOOKS_EXPR_SIZE): Likewise.
10510 (LANG_HOOKS_INITIALIZER): Adjust.
10512 2009-09-01 Richard Guenther <rguenther@suse.de>
10514 * tree-flow.h (mark_addressable): Move declaration ...
10515 * tree.h (mark_addressable): ... here.
10516 * stmt.c (expand_asm_operands): Use mark_addressable, not
10517 lang_hooks.mark_addressable.
10518 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10519 LANG_HOOKS_MARK_ADDRESSABLE.
10520 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
10521 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
10523 2009-08-31 Chris Demetriou <cgd@google.com>
10525 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
10526 vectorize if not TARGET_SSE2.
10528 2009-08-31 DJ Delorie <dj@redhat.com>
10530 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
10531 registers if no coprocessor is enabled.
10533 2009-08-31 Dodji Seketeli <dodji@redhat.com>
10536 * cgraph.h (cgraph_get_node): Declare ...
10537 * cgraph.c (cgraph_get_node): ... new function.
10538 * dwarf2out.c (gen_generic_params_dies,
10539 generic_parameter_die, tree_add_const_value_attribute_for_decl,
10540 make_ith_pack_parameter_name,
10541 append_entry_to_tmpl_value_parm_die_table,
10542 gen_remaining_tmpl_value_param_die_attribute): New functions.
10543 (gen_subprogram_die): Generate debug info for template parameters
10544 if debug info level is higher than DINFO_LEVEL_TERSE.
10545 Use tree_add_const_value_attribute_for_decl instead of
10546 tree_add_const_value_attribute.
10547 (gen_const_die): Use tree_add_const_value_attribute_for_decl
10548 instead of tree_add_const_value_attribute.
10549 (gen_struct_or_union_type_die): Generate debug
10550 info for template parameters if debug info level is higher than
10552 (tree_add_const_value_attribute): Handle integral and pointer
10553 constants. Update comment.
10554 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
10555 (dwarf_attr_name): Support DW_AT_GNU_template_name.
10556 (reference_to_unused): Fix thinko. Remove redundant predicates from
10558 (tree_add_const_value_attribute): Make this work for constant
10560 tree_add_const_value_attribute_for_decl is to be used for variable
10562 (add_location_or_const_value_attribute): Use
10563 tree_add_const_value_attribute_for_decl now.
10564 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
10565 DW_TAG_template_value_param DIEs after function DIEs have been
10567 * langhooks.h (lang_hooks_for_types): Add
10568 get_argument_pack_elems.
10569 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
10570 (lang_hooks): Added get_innermost_generic_parms,
10571 get_innermost_generic_args.
10572 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
10573 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
10574 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
10575 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
10577 2009-08-31 DJ Delorie <dj@redhat.com>
10579 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
10580 it once we start generating the prologue or epilogue.
10581 (mep_call_saves_register): If the frame is locked, re-use
10583 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
10584 (mep_expand_prologue): Call it.
10585 (mep_expand_epilogue): Likewise.
10586 (mep_start_function): Use the same logic as mep_expand_prologue.
10587 (mep_pass_by_reference): Make logic more readable.
10588 (mep_return_in_memory): Zero-sized objects are passed in memory.
10589 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
10591 2009-08-31 Richard Guenther <rguenther@suse.de>
10593 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10594 to query if the memory regions for memmove overlap.
10595 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10596 asserts on pointers, instead deal with odd trees.
10597 (ptr_derefs_may_alias_p): Likewise.
10598 (refs_may_alias_p_1): Constructor bases also never alias.
10600 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
10602 * doc/install.texi (Final install): Adjust reference on where to
10603 order printed manuals.
10605 2009-08-30 Olivier Hainque <hainque@adacore.com>
10607 * dwarf2out.c (switch_to_frame_table_section): Move
10608 definition prior to first use.
10610 2009-08-30 Richard Guenther <rguenther@suse.de>
10612 PR tree-optimization/41186
10613 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
10614 (ao_ref_init_from_ptr_and_size): New function.
10615 (ref_maybe_used_by_call_p_1): Be more precise tracking
10616 used ranges for builtin functions.
10617 (ref_maybe_used_by_call_p): Adjust.
10618 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
10619 ranges for builtin functions.
10620 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
10622 2009-08-30 Alan Modra <amodra@bigpond.net.au>
10625 * fwprop.c (get_reg_use_in): Delete.
10626 (free_load_extend): New function.
10627 (forward_propagate_subreg): Use it.
10629 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
10631 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
10633 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
10636 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
10639 2009-08-29 Douglas B Rupp <rupp@gnat.com>
10641 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
10642 fini or fini_array section.
10644 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10646 * graphite-dependences.c (graphite_legal_transform_bb): Call
10647 pbb_remove_duplicate_pdrs.
10648 * graphite-poly.c (can_collapse_pdr): Removed.
10649 (pdr_find_duplicate): Removed.
10650 (can_collapse_pdrs): New.
10651 (pbb_remove_duplicate_pdrs): New.
10652 (new_poly_dr): Do not look for duplicates.
10653 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
10654 (PBB_PDR_DUPLICATES_REMOVED): New.
10655 (pbb_remove_duplicate_pdrs): Declared.
10657 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10659 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
10660 the strides by multiplying by PDR_NB_REFS.
10661 * graphite-poly.c (can_collapse_pdr): New.
10662 (pdr_find_duplicate): New.
10663 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
10664 Initialize PDR_NB_REFS.
10665 * graphite-poly.h (struct poly_dr): Add field nb_refs.
10666 (PDR_NB_REFS): New.
10667 (new_poly_dr): Number of subscripts is a graphite_dim_t.
10669 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10671 PR middle-end/40965
10672 * graphite-poly.c (apply_poly_transforms): Remove legality test before
10675 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10677 * graphite-dependences.c (pddr_original_scattering): Return NULL
10678 for read-read dependence relations.
10679 * graphite-poly.h (enum poly_dr_type): Fix comment.
10681 (pdr_write_p): New.
10682 (pdr_may_write_p): New.
10684 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10686 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
10687 (struct poly_dr): Same.
10688 (new_poly_dr): Same.
10689 * graphite-poly.c (new_poly_dr): Same.
10690 * graphite-dependences.c (dot_deps): Disable call to system.
10692 2009-08-28 Cary Coutant <ccoutant@google.com>
10695 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
10696 struct/union/enum types local to a function.
10698 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10699 Sebastian Pop <sebastian.pop@amd.com>
10701 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
10702 pbb_strip_mine_time_depth. Changed the implementation so that
10703 transformation is expressed as a transformation on
10704 time (scatttering) dimensions. Also, ensures that the 2d+1
10705 scheduling format is preserved.
10706 (pbb_strip_mine_profitable_p): Profitability is based on the
10707 iteration number of a given time (scattering) dimension,
10708 and not on a original loop depth dimension.
10709 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
10710 (pbb_do_strip_mine): Call psct_dynamic_dim.
10711 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
10712 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
10713 (pbb_nb_dynamic_scattering_transform): New.
10714 (psct_dynamic_dim): New.
10716 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10718 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10719 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10720 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
10721 * graphite-interchange.c (build_linearized_memory_access): Same.
10722 (memory_stride_in_loop): Same.
10724 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10726 * graphite-dependences.c (pddr_original_scattering): New.
10727 (graphite_legal_transform_dr): Call pddr_original_scattering.
10730 * graphite-dependences.h (dot_deps): Declared.
10731 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
10732 (print_pdr): Print PDR_ID.
10733 * graphite-poly.h (struct poly_dr): Add field id.
10736 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
10738 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10740 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
10741 not delete the original dependence relation.
10743 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10745 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
10746 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
10747 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
10748 (free_poly_ddr): New.
10749 (pddr_is_empty): New.
10750 (dependence_polyhedron_1): Now returns a poly_ddr_p.
10751 (dependence_polyhedron): Same. Remove useless gcc_assert.
10753 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
10754 (graphite_carried_dependence_level_k): Call pddr_is_empty.
10755 * graphite-dependences.h (enum poly_dependence_kind): New.
10756 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
10757 (PDRP_SOURCE): Renamed PDDR_SOURCE.
10758 (PDRP_SINK): Renamed PDDR_SINK.
10759 (PDRP_DDP): Renamed PDDR_DDP.
10761 (free_poly_ddr): Declared.
10762 * graphite-poly.c (new_scop): Use the new hash function names.
10763 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
10764 into original_pddrs.
10765 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
10767 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10769 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
10770 bounds with LT_EXPR to make niter analysis more precise on code
10771 generated by Graphite.
10773 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10775 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
10776 (graphite_legal_transform_bb): Same.
10777 (poly_drs_may_alias_p): Same.
10779 2009-08-28 Richard Guenther <rguenther@suse.de>
10781 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
10783 2009-08-28 Jan Beulich <jbeulich@novell.com>
10785 * config/i386/netware.c: Include langhooks.h.
10786 (i386_nlm_encode_section_info): Simplify.
10787 (netware_override_options): Delete.
10788 * config/i386/netware.h (netware_override_options): Delete
10790 (OVERRIDE_OPTIONS): Delete definition.
10791 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10792 (ASM_COMMENT_START): Define.
10793 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
10795 2009-08-28 Jan Beulich <jbeulich@novell.com>
10797 * configure.ac: For in-tree ld, do a plain version check to
10798 determine whether comdat groups are supported.
10799 * configure: Regenerate.
10801 2009-08-28 Olivier Hainque <hainque@adacore.com>
10803 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
10804 always defined. Reflect definition or absence of such for
10805 COLLECT_EXPORT_LIST. Readability helper.
10806 (scanfilter): New enum, to help control what symbols
10807 are to be considered or ignored by scan_prog_file.
10808 (enum pass): Rename as "scanpass", moved together with scanfilter
10809 prior to scan_prog_file's prototype.
10810 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
10811 Group prototype with the scanpass/scanfilter definitions, factorize
10812 head comments for the several implementations at the prototype.
10813 (main): Reorganize the first pass link control to let AIX
10814 drag only the needed frame tables in executables. Prevent
10815 frame tables collection during the scan aimed at static ctors.
10816 Pre-link and scan for frame tables later to compensate.
10817 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
10818 A C statement to issue assembly directives that create a reference
10819 to the given DWARF table identifier label from the current function
10821 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
10822 to differentiate first time section entry. Only emit a .data
10823 tables start identifier label the first time around.
10824 (switch_to_frame_table_section): New function. Helper for
10825 output_call_frame_info to switch possibly BACK into the eh_frame
10826 or the debug_frame section depending on FOR_EH.
10827 (output_call_frame_info): Use helper to first enter the proper
10829 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
10830 emit a link to the frame table start label from each function
10832 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
10833 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
10834 * config/rs6000/rs6000-protos.h: Declare it.
10835 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
10837 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
10839 * config/sh/sh.c (split_branches): Check the result of
10842 2009-08-27 Steve Ellcey <sje@cup.hp.com>
10844 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
10845 using -pthread -fopenmp
10847 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10849 * doc/service.texi (service directory): Update URL.
10851 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
10853 PR rtl-optimization/40861
10854 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
10855 extract word from a multi-word subreg for negative byte positions.
10857 2009-08-27 Tristan Gingold <gingold@adacore.com>
10858 Douglas B Rupp <rupp@gnat.com>
10860 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
10861 (SECTION_VMS_OVERLAY): Define.
10862 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
10864 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
10866 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
10867 common_object declarations.
10868 (ia64_section_type_flags): Set section flag for common_object.
10869 * config/ia64/ia64-protos.h
10870 (ia64_vms_output_aligned_decl_common): Declare.
10871 (ia64_vms_elf_asm_named_section): Declare.
10873 2009-08-27 Michael Matz <matz@suse.de>
10875 * expr.c (expand_expr_real_2): New function taking exploded
10876 unary or binary expression, split out from ...
10877 (expand_expr_real_1): ... here. Move over all unary/binary
10878 switch parts to above function, in particular these codes:
10879 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
10880 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
10881 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
10882 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
10883 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
10884 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
10885 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
10886 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
10887 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
10888 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
10889 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
10890 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
10891 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
10892 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
10893 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
10894 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
10895 VEC_PACK_FIX_TRUNC_EXPR.
10896 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
10899 2009-08-27 Richard Guenther <rguenther@suse.de>
10901 * gengtype.c (main): Handle uint64_t.
10902 * ipa-utils.c (get_base_var): Indent properly.
10903 * tree-ssa-live.c (debug_scope_block): New function.
10904 * tree-flow.h (debug_scope_block): Declare.
10905 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
10906 * basic-block.h (enum profile_status): Rename to
10907 enum profile_status_d.
10908 (x_profile_status): Adjust type.
10910 2009-08-27 Dodji Seketeli <dodji@redhat.com>
10913 * dwarf2out.c (get_context_die): Declare this static function.
10914 (gen_type_die_with_usage): Make sure a DIE is a generated for
10915 the context of a typedef.
10917 2009-08-26 Anatoly Sokolov <aesok@post.ru>
10919 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
10922 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
10924 * config/mips/mips-protos.h (mips_output_sync): Declare.
10925 (mips_sync_loop_insns): Likewise.
10926 (mips_output_sync_loop): Replace first two parameters with an rtx.
10927 * config/mips/mips.c (mips_multi_member): New structure.
10928 (mips_multi_members): New variable.
10929 (mips_multi_start): New function.
10930 (mips_multi_add): Likewise.
10931 (mips_multi_add_insn): Likewise.
10932 (mips_multi_add_label): Likewise.
10933 (mips_multi_last_index): Likewise.
10934 (mips_multi_copy_insn): Likewise.
10935 (mips_multi_set_operand): Likewise.
10936 (mips_multi_write): Likewise.
10937 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10938 (mips_init_print_operand_punct): Update accordingly.
10939 (mips_start_ll_sc_sync_block): New function.
10940 (mips_end_ll_sc_sync_block): Likewise.
10941 (mips_output_sync): Likewise.
10942 (mips_sync_insn1_template): Likewise.
10943 (mips_sync_insn2_template): Likewise.
10944 (mips_get_sync_operand): Likewise.
10945 (mips_process_sync_loop): Likewise.
10946 (mips_output_sync_loop): Use mips_process_sync_loop.
10947 (mips_sync_loop_insns): New function.
10948 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10949 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10950 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10951 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10952 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10953 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10954 (MIPS_SYNC_OLD_OP_12): Likewise.
10955 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10956 (MIPS_SYNC_NEW_OP_12): Likewise.
10957 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10958 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10959 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10960 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10961 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10962 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10963 * config/mips/mips.md (sync_mem): New attribute.
10964 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10965 (sync_exclusive_mask, sync_required_oldval): Likewise.
10966 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10967 (sync_release_barrier): Likewise.
10968 (length): Handle sync loops.
10969 (sync): Use mips_output_sync.
10970 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10971 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10972 and use mips_output_sync_loop.
10973 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10974 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10975 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10976 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10977 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10978 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10979 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10980 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10981 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10983 2009-08-26 Richard Guenther <rguenther@suse.de>
10985 PR middle-end/41163
10986 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10987 the types to not match.
10988 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10990 * tree-ssa.c (useless_type_conversion_p): Conversions to
10991 pointers to unprototyped functions are useless.
10993 2009-08-26 Richard Guenther <rguenther@suse.de>
10995 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10996 whole-program condition, prepare to be called for non-globals.
10997 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10998 params build a representative with known type and track its fields.
11000 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11002 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11003 clearing by a taken branch.
11004 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11005 effectively after bbro pass.
11006 (sync_nand<mode>): Ditto.
11007 (sync_old_<fetchop_name><mode>): Ditto.
11008 (sync_old_nand<mode>): Ditto.
11009 (sync_new_<fetchop_name><mode>): Dito.
11010 (sync_new_nand<mode>): Ditto.
11011 (sync_compare_and_swap<mode>_1): Ditto.
11012 (*sync_compare_and_swap<mode>): Ditto.
11013 (sync_lock_test_and_set<mode>_1): Ditto.
11014 ("sync_lock_test_and_set<mode>): Ditto.
11016 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11018 * hwint.h (HOST_LONG_FORMAT): New macro
11019 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11020 Use HOST_PTR_PRINTF.
11021 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11022 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11023 (HOST_PTR_PRINTF): Document.
11025 2009-08-25 Jan Hubicka <jh@suse.cz>
11027 * config/i386/bmmintrin.h: Replace by #error.
11030 Michael Meissner <michael.meissner@amd.com>
11031 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11032 Tony Linthicum <tony.linthicum@amd.com>
11034 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11035 (TARGET_ROUND): New macro for the round/ptest instructions which
11036 are shared between SSE4.1 and SSE5.
11037 (OPTION_MASK_ISA_ROUND): Ditto.
11038 (OPTION_ISA_ROUND): Ditto.
11039 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11040 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11042 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11043 (-mfused-madd): New switch to give users control over whether the
11044 compiler optimizes to use the multiply/add SSE5 instructions.
11046 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11047 (ix86_handle_option): Turn off 3dnow if -msse5.
11048 (override_options): Add SSE5 support.
11049 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11051 (ix86_expand_sse_movcc): Add SSE5 support.
11052 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11053 vector type to the next largest size.
11054 (ix86_expand_sse5_pack): New function to use pperm to pack a
11055 vector type to the next smallest size.
11056 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11057 (IX86_BUILTIN_FMADDSD): Ditto.
11058 (IX86_BUILTIN_FMADDPS): Ditto.
11059 (IX86_BUILTIN_FMADDPD): Ditto.
11060 (IX86_BUILTIN_FMSUBSS): Ditto.
11061 (IX86_BUILTIN_FMSUBSD): Ditto.
11062 (IX86_BUILTIN_FMSUBPS): Ditto.
11063 (IX86_BUILTIN_FMSUBPD): Ditto.
11064 (IX86_BUILTIN_FNMADDSS): Ditto.
11065 (IX86_BUILTIN_FNMADDSD): Ditto.
11066 (IX86_BUILTIN_FNMADDPS): Ditto.
11067 (IX86_BUILTIN_FNMADDPD): Ditto.
11068 (IX86_BUILTIN_FNMSUBSS): Ditto.
11069 (IX86_BUILTIN_FNMSUBSD): Ditto.
11070 (IX86_BUILTIN_FNMSUBPS): Ditto.
11071 (IX86_BUILTIN_FNMSUBPD): Ditto.
11072 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11073 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11074 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11075 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11076 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11077 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11078 (IX86_BUILTIN_PPERM): Ditto.
11079 (IX86_BUILTIN_PERMPS): Ditto.
11080 (IX86_BUILTIN_PERMPD): Ditto.
11081 (IX86_BUILTIN_PMACSSWW): Ditto.
11082 (IX86_BUILTIN_PMACSWW): Ditto.
11083 (IX86_BUILTIN_PMACSSWD): Ditto.
11084 (IX86_BUILTIN_PMACSWD): Ditto.
11085 (IX86_BUILTIN_PMACSSDD): Ditto.
11086 (IX86_BUILTIN_PMACSDD): Ditto.
11087 (IX86_BUILTIN_PMACSSDQL): Ditto.
11088 (IX86_BUILTIN_PMACSSDQH): Ditto.
11089 (IX86_BUILTIN_PMACSDQL): Ditto.
11090 (IX86_BUILTIN_PMACSDQH): Ditto.
11091 (IX86_BUILTIN_PMADCSSWD): Ditto.
11092 (IX86_BUILTIN_PMADCSWD): Ditto.
11093 (IX86_BUILTIN_PHADDBW): Ditto.
11094 (IX86_BUILTIN_PHADDBD): Ditto.
11095 (IX86_BUILTIN_PHADDBQ): Ditto.
11096 (IX86_BUILTIN_PHADDWD): Ditto.
11097 (IX86_BUILTIN_PHADDWQ): Ditto.
11098 (IX86_BUILTIN_PHADDDQ): Ditto.
11099 (IX86_BUILTIN_PHADDUBW): Ditto.
11100 (IX86_BUILTIN_PHADDUBD): Ditto.
11101 (IX86_BUILTIN_PHADDUBQ): Ditto.
11102 (IX86_BUILTIN_PHADDUWD): Ditto.
11103 (IX86_BUILTIN_PHADDUWQ): Ditto.
11104 (IX86_BUILTIN_PHADDUDQ): Ditto.
11105 (IX86_BUILTIN_PHSUBBW): Ditto.
11106 (IX86_BUILTIN_PHSUBWD): Ditto.
11107 (IX86_BUILTIN_PHSUBDQ): Ditto.
11108 (IX86_BUILTIN_PROTB): Ditto.
11109 (IX86_BUILTIN_PROTW): Ditto.
11110 (IX86_BUILTIN_PROTD): Ditto.
11111 (IX86_BUILTIN_PROTQ): Ditto.
11112 (IX86_BUILTIN_PROTB_IMM): Ditto.
11113 (IX86_BUILTIN_PROTW_IMM): Ditto.
11114 (IX86_BUILTIN_PROTD_IMM): Ditto.
11115 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11116 (IX86_BUILTIN_PSHLB): Ditto.
11117 (IX86_BUILTIN_PSHLW): Ditto.
11118 (IX86_BUILTIN_PSHLD): Ditto.
11119 (IX86_BUILTIN_PSHLQ): Ditto.
11120 (IX86_BUILTIN_PSHAB): Ditto.
11121 (IX86_BUILTIN_PSHAW): Ditto.
11122 (IX86_BUILTIN_PSHAD): Ditto.
11123 (IX86_BUILTIN_PSHAQ): Ditto.
11124 (IX86_BUILTIN_FRCZSS): Ditto.
11125 (IX86_BUILTIN_FRCZSD): Ditto.
11126 (IX86_BUILTIN_FRCZPS): Ditto.
11127 (IX86_BUILTIN_FRCZPD): Ditto.
11128 (IX86_BUILTIN_CVTPH2PS): Ditto.
11129 (IX86_BUILTIN_CVTPS2PH): Ditto.
11130 (IX86_BUILTIN_COMEQSS): Ditto.
11131 (IX86_BUILTIN_COMNESS): Ditto.
11132 (IX86_BUILTIN_COMLTSS): Ditto.
11133 (IX86_BUILTIN_COMLESS): Ditto.
11134 (IX86_BUILTIN_COMGTSS): Ditto.
11135 (IX86_BUILTIN_COMGESS): Ditto.
11136 (IX86_BUILTIN_COMUEQSS): Ditto.
11137 (IX86_BUILTIN_COMUNESS): Ditto.
11138 (IX86_BUILTIN_COMULTSS): Ditto.
11139 (IX86_BUILTIN_COMULESS): Ditto.
11140 (IX86_BUILTIN_COMUGTSS): Ditto.
11141 (IX86_BUILTIN_COMUGESS): Ditto.
11142 (IX86_BUILTIN_COMORDSS): Ditto.
11143 (IX86_BUILTIN_COMUNORDSS): Ditto.
11144 (IX86_BUILTIN_COMFALSESS): Ditto.
11145 (IX86_BUILTIN_COMTRUESS): Ditto.
11146 (IX86_BUILTIN_COMEQSD): Ditto.
11147 (IX86_BUILTIN_COMNESD): Ditto.
11148 (IX86_BUILTIN_COMLTSD): Ditto.
11149 (IX86_BUILTIN_COMLESD): Ditto.
11150 (IX86_BUILTIN_COMGTSD): Ditto.
11151 (IX86_BUILTIN_COMGESD): Ditto.
11152 (IX86_BUILTIN_COMUEQSD): Ditto.
11153 (IX86_BUILTIN_COMUNESD): Ditto.
11154 (IX86_BUILTIN_COMULTSD): Ditto.
11155 (IX86_BUILTIN_COMULESD): Ditto.
11156 (IX86_BUILTIN_COMUGTSD): Ditto.
11157 (IX86_BUILTIN_COMUGESD): Ditto.
11158 (IX86_BUILTIN_COMORDSD): Ditto.
11159 (IX86_BUILTIN_COMUNORDSD): Ditto.
11160 (IX86_BUILTIN_COMFALSESD): Ditto.
11161 (IX86_BUILTIN_COMTRUESD): Ditto.
11162 (IX86_BUILTIN_COMEQPS): Ditto.
11163 (IX86_BUILTIN_COMNEPS): Ditto.
11164 (IX86_BUILTIN_COMLTPS): Ditto.
11165 (IX86_BUILTIN_COMLEPS): Ditto.
11166 (IX86_BUILTIN_COMGTPS): Ditto.
11167 (IX86_BUILTIN_COMGEPS): Ditto.
11168 (IX86_BUILTIN_COMUEQPS): Ditto.
11169 (IX86_BUILTIN_COMUNEPS): Ditto.
11170 (IX86_BUILTIN_COMULTPS): Ditto.
11171 (IX86_BUILTIN_COMULEPS): Ditto.
11172 (IX86_BUILTIN_COMUGTPS): Ditto.
11173 (IX86_BUILTIN_COMUGEPS): Ditto.
11174 (IX86_BUILTIN_COMORDPS): Ditto.
11175 (IX86_BUILTIN_COMUNORDPS): Ditto.
11176 (IX86_BUILTIN_COMFALSEPS): Ditto.
11177 (IX86_BUILTIN_COMTRUEPS): Ditto.
11178 (IX86_BUILTIN_COMEQPD): Ditto.
11179 (IX86_BUILTIN_COMNEPD): Ditto.
11180 (IX86_BUILTIN_COMLTPD): Ditto.
11181 (IX86_BUILTIN_COMLEPD): Ditto.
11182 (IX86_BUILTIN_COMGTPD): Ditto.
11183 (IX86_BUILTIN_COMGEPD): Ditto.
11184 (IX86_BUILTIN_COMUEQPD): Ditto.
11185 (IX86_BUILTIN_COMUNEPD): Ditto.
11186 (IX86_BUILTIN_COMULTPD): Ditto.
11187 (IX86_BUILTIN_COMULEPD): Ditto.
11188 (IX86_BUILTIN_COMUGTPD): Ditto.
11189 (IX86_BUILTIN_COMUGEPD): Ditto.
11190 (IX86_BUILTIN_COMORDPD): Ditto.
11191 (IX86_BUILTIN_COMUNORDPD): Ditto.
11192 (IX86_BUILTIN_COMFALSEPD): Ditto.
11193 (IX86_BUILTIN_COMTRUEPD): Ditto.
11194 (IX86_BUILTIN_PCOMEQUB): Ditto.
11195 (IX86_BUILTIN_PCOMNEUB): Ditto.
11196 (IX86_BUILTIN_PCOMLTUB): Ditto.
11197 (IX86_BUILTIN_PCOMLEUB): Ditto.
11198 (IX86_BUILTIN_PCOMGTUB): Ditto.
11199 (IX86_BUILTIN_PCOMGEUB): Ditto.
11200 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11201 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11202 (IX86_BUILTIN_PCOMEQUW): Ditto.
11203 (IX86_BUILTIN_PCOMNEUW): Ditto.
11204 (IX86_BUILTIN_PCOMLTUW): Ditto.
11205 (IX86_BUILTIN_PCOMLEUW): Ditto.
11206 (IX86_BUILTIN_PCOMGTUW): Ditto.
11207 (IX86_BUILTIN_PCOMGEUW): Ditto.
11208 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11209 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11210 (IX86_BUILTIN_PCOMEQUD): Ditto.
11211 (IX86_BUILTIN_PCOMNEUD): Ditto.
11212 (IX86_BUILTIN_PCOMLTUD): Ditto.
11213 (IX86_BUILTIN_PCOMLEUD): Ditto.
11214 (IX86_BUILTIN_PCOMGTUD): Ditto.
11215 (IX86_BUILTIN_PCOMGEUD): Ditto.
11216 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11217 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11218 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11219 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11220 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11221 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11222 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11223 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11224 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11225 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11226 (IX86_BUILTIN_PCOMEQB): Ditto.
11227 (IX86_BUILTIN_PCOMNEB): Ditto.
11228 (IX86_BUILTIN_PCOMLTB): Ditto.
11229 (IX86_BUILTIN_PCOMLEB): Ditto.
11230 (IX86_BUILTIN_PCOMGTB): Ditto.
11231 (IX86_BUILTIN_PCOMGEB): Ditto.
11232 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11233 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11234 (IX86_BUILTIN_PCOMEQW): Ditto.
11235 (IX86_BUILTIN_PCOMNEW): Ditto.
11236 (IX86_BUILTIN_PCOMLTW): Ditto.
11237 (IX86_BUILTIN_PCOMLEW): Ditto.
11238 (IX86_BUILTIN_PCOMGTW): Ditto.
11239 (IX86_BUILTIN_PCOMGEW): Ditto.
11240 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11241 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11242 (IX86_BUILTIN_PCOMEQD): Ditto.
11243 (IX86_BUILTIN_PCOMNED): Ditto.
11244 (IX86_BUILTIN_PCOMLTD): Ditto.
11245 (IX86_BUILTIN_PCOMLED): Ditto.
11246 (IX86_BUILTIN_PCOMGTD): Ditto.
11247 (IX86_BUILTIN_PCOMGED): Ditto.
11248 (IX86_BUILTIN_PCOMFALSED): Ditto.
11249 (IX86_BUILTIN_PCOMTRUED): Ditto.
11250 (IX86_BUILTIN_PCOMEQQ): Ditto.
11251 (IX86_BUILTIN_PCOMNEQ): Ditto.
11252 (IX86_BUILTIN_PCOMLTQ): Ditto.
11253 (IX86_BUILTIN_PCOMLEQ): Ditto.
11254 (IX86_BUILTIN_PCOMGTQ): Ditto.
11255 (IX86_BUILTIN_PCOMGEQ): Ditto.
11256 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11257 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11258 (enum multi_arg_type): New enum for describing the various SSE5
11259 intrinsic argument types.
11260 (bdesc_multi_arg): New table for SSE5 intrinsics.
11261 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11262 (ix86_expand_multi_arg_builtin): New function for creating SSE5
11264 (ix86_expand_builtin): Add SSE5 intrinsic support.
11265 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
11266 operand instructions.
11267 (ix86_expand_sse5_multiple_memory): New function to split the
11268 second memory reference from SSE5 instructions.
11269 (type_has_variadic_args_p): Delete in favor of stdarg_p.
11270 (ix86_return_pops_args): Use stdarg_p to determine if the function
11271 has variable arguments.
11272 (ix86_setup_incoming_varargs): Ditto.
11273 (x86_this_parameter): Ditto.
11275 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
11277 (ix86_expand_sse5_pack): Ditto.
11278 (ix86_sse5_valid_op_p): Ditto.
11279 (ix86_expand_sse5_multiple_memory): Ditto.
11281 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
11282 constant for SSE5 support.
11283 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
11284 (UNSPEC_SSE5_TRUEFALSE): Ditto.
11285 (UNSPEC_SSE5_PERMUTE): Ditto.
11286 (UNSPEC_SSE5_ASHIFT): Ditto.
11287 (UNSPEC_SSE5_LSHIFT): Ditto.
11288 (UNSPEC_FRCZ): Ditto.
11289 (UNSPEC_CVTPH2PS): Ditto.
11290 (UNSPEC_CVTPS2PH): Ditto.
11291 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
11292 (PCOM_TRUE): Ditto.
11293 (COM_FALSE_S): Ditto.
11294 (COM_FALSE_P): Ditto.
11295 (COM_TRUE_S): Ditto.
11296 (COM_TRUE_P): Ditto.
11297 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
11298 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
11300 (memory attribute): Ditto.
11301 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11302 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
11303 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11304 (floor<mode>2): Ditto.
11305 (ceil<mode>2): Ditto.
11306 (btrunc<mode>2): Ditto.
11307 (nearbyintdf2): Ditto.
11308 (nearbyintsf2): Ditto.
11309 (sse_setccsf): Disable if SSE5.
11310 (sse_setccdf): Ditto.
11311 (sse5_setcc<mode>): New support for SSE5 conditional move.
11312 (sse5_pcmov_<mode>): Ditto.
11314 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
11315 (SSEMODEF4): Ditto.
11316 (SSEMODEF2P): Ditto.
11317 (ssemodesuffixf4): New mode attribute for SSE5.
11318 (ssemodesuffixf2s): Ditto.
11319 (ssemodesuffixf2c): Ditto.
11320 (sserotatemax): Ditto.
11321 (ssescalarmode): Ditto.
11322 (sse_maskcmpv4sf3): Disable if SSE5.
11323 (sse_maskcmpv2df3): Ditto.
11324 (sse_vmmaskcmpv4sf3): Ditto.
11325 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
11326 (sse5_vmfmadd<mode>4): Ditto.
11327 (sse5_fmsub<mode>4): Ditto.
11328 (sse5_vmfmsub<mode>4): Ditto.
11329 (sse5_fnmadd<mode>4): Ditto.
11330 (sse5_vmfnmadd<mode>4): Ditto.
11331 (sse5_fnmsub<mode>4): Ditto.
11332 (sse5_vmfnmsub<mode>4): Ditto.
11333 (sse5i_fmadd<mode>4): Ditto.
11334 (sse5i_fmsub<mode>4): Ditto.
11335 (sse5i_fnmadd<mode>4): Ditto.
11336 (sse5i_fnmsub<mode>4): Ditto.
11337 (sse5i_vmfmadd<mode>4): Ditto.
11338 (sse5i_vmfmsub<mode>4): Ditto.
11339 (sse5i_vmfnmadd<mode>4): Ditto.
11340 (sse5i_vmfnmsub<mode>4): Ditto.
11341 (mulv16qi3): Add SSE5 support.
11343 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
11344 (sse2_mulv4si3): Disable if SSE5.
11345 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
11346 (sse4_1_roundps): Ditto.
11347 (sse4_1_roundsd): Ditto.
11348 (sse4_1_roundss): Ditto.
11349 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
11351 (sse_maskcmpsf3): Ditto.
11352 (sse_vmmaskcmpv4sf3): Ditto.
11353 (sse2_maskcmpv2df3): Ditto.
11354 (sse2_maskcmpdf3): Ditto.
11355 (sse2_vmmaskcmpv2df3): Ditto.
11356 (sse2_eq<mode>3): Ditto.
11357 (sse2_gt<mode>3): Ditto.
11358 (sse5_pcmov_<mode>): Add SSE5 support.
11359 (vec_unpacku_hi_v16qi): Ditto.
11360 (vec_unpacks_hi_v16qi): Ditto.
11361 (vec_unpacku_lo_v16qi): Ditto.
11362 (vec_unpacks_lo_v16qi): Ditto.
11363 (vec_unpacku_hi_v8hi): Ditto.
11364 (vec_unpacks_hi_v8hi): Ditto.
11365 (vec_unpacku_lo_v8hi): Ditto.
11366 (vec_unpacks_lo_v8hi): Ditto.
11367 (vec_unpacku_hi_v4si): Ditto.
11368 (vec_unpacks_hi_v4si): Ditto.
11369 (vec_unpacku_lo_v4si): Ditto.
11370 (vec_unpacks_lo_v4si): Ditto.
11371 (sse5_pmacsww): New SSE5 intrinsic insn.
11372 (sse5_pmacssww): Ditto.
11373 (sse5_pmacsdd): Ditto.
11374 (sse5_pmacssdd): Ditto.
11375 (sse5_pmacssdql): Ditto.
11376 (sse5_pmacssdqh): Ditto.
11377 (sse5_pmacsdqh): Ditto.
11378 (sse5_pmacsswd): Ditto.
11379 (sse5_pmacswd): Ditto.
11380 (sse5_pmadcsswd): Ditto.
11381 (sse5_pmadcswd): Ditto.
11382 (sse5_pcmov_<move>): Conditional move support on SSE5.
11383 (sse5_phaddbw): New SSE5 intrinsic insn.
11384 (sse5_phaddbd): Ditto.
11385 (sse5_phaddbq): Ditto.
11386 (sse5_phaddwd): Ditto.
11387 (sse5_phaddwq): Ditto.
11388 (sse5_phadddq): Ditto.
11389 (sse5_phaddubw): Ditto.
11390 (sse5_phaddubd): Ditto.
11391 (sse5_phaddubq): Ditto.
11392 (sse5_phadduwd): Ditto.
11393 (sse5_phadduwq): Ditto.
11394 (sse5_phaddudq): Ditto.
11395 (sse5_phsubbw): Ditto.
11396 (sse5_phsubwd): Ditto.
11397 (sse5_phsubdq): Ditto.
11398 (sse5_pperm): Ditto.
11399 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
11400 (sse5_pperm_zero_v16qi_v8hi): Ditto.
11401 (sse5_pperm_sign_v8hi_v4si): Ditto.
11402 (sse5_pperm_zero_v8hi_v4si): Ditto.
11403 (sse5_pperm_sign_v4si_v2di): Ditto.
11404 (sse5_pperm_sign_v4si_v2di): Ditto.
11405 (sse5_pperm_pack_v2di_v4si): Ditto.
11406 (sse5_pperm_pack_v4si_v8hi): Ditto.
11407 (sse5_pperm_pack_v8hi_v16qi): Ditto.
11408 (sse5_perm<mode>): New SSE5 intrinsic insn.
11409 (rotl<mode>3): Ditto.
11410 (sse5_rotl<mode>3): Ditto.
11411 (sse5_ashl<mode>3): Ditto.
11412 (sse5_lshl<mode>3): Ditto.
11413 (sse5_frcz<mode>2): Ditto.
11414 (sse5s_frcz<mode>2): Ditto.
11415 (sse5_cvtph2ps): Ditto.
11416 (sse5_cvtps2ph): Ditto.
11417 (sse5_vmmaskcmp<mode>3): Ditto.
11418 (sse5_com_tf<mode>3): Ditto.
11419 (sse5_maskcmp<mode>3): Ditto.
11420 (sse5_maskcmp_uns<mode>3): Ditto.
11421 (sse5_maskcmp_uns2<mode>3): Ditto.
11422 (sse5_pcom_tf<mode>3): Ditto.
11424 * config/i386/predicates.md (sse5_comparison_float_operator):
11425 New predicate to match the comparison operators supported by
11426 the SSE5 com instruction.
11427 (ix86_comparison_int_operator): New predicate to match just the
11428 signed int comparisons.
11429 (ix86_comparison_uns_operator): New predicate to match just the
11430 unsigned int comparisons.
11432 * doc/invoke.texi (-msse5): Add documentation.
11433 (-mfused-madd): Ditto.
11435 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
11437 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
11439 (x86_64-*-*): Ditto.
11441 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
11443 * config/i386/bmmintrin.h: New file, provide common x86 compiler
11444 intrinisics for SSE5.
11446 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
11449 * config/i386/mmintrin-common.h: New file, to contain common
11450 instructions between SSE4.1 and SSE5.
11452 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
11453 FOREACH_FUNCTION_ARGS to iterate over the argument list.
11454 (gen_regparm_prefix): Ditto.
11456 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
11457 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
11458 prototype_p to determine if a function is prototyped.
11460 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
11462 * c-common.c (c_common_reswords) add the alignof keyword,
11463 with same RID as __alignof and __alignof__
11465 2009-08-25 Anatoly Sokolov <aesok@post.ru>
11467 * hooks.h (hook_bool_const_int_const_int_true): Declare.
11468 * hooks.c (hook_bool_const_int_const_int_true): New function.
11469 * target.h (struct gcc_target): Add can_eliminate field.
11470 * target-def.h (TARGET_CAN_ELIMINATE): Define.
11471 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
11472 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
11473 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
11474 (elim_table): Revise comment.
11475 * system.h (CAN_ELIMINATE): Poison.
11476 * defaults.h (CAN_ELIMINATE): Remove.
11477 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11479 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
11480 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
11482 (alpha_vms_can_eliminate): Declare as static, change return type to
11484 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
11486 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
11487 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
11488 (arm_can_eliminate): New function.
11490 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
11491 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
11492 (avr_can_eliminate): Declare as static.
11493 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
11495 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
11496 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
11497 (bfin_can_eliminate): New function.
11499 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
11500 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
11501 (crx_can_eliminate): New function.
11503 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
11504 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
11505 (fr30_can_eliminate): New function.
11507 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
11508 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
11509 (frv_can_eliminate): New function.
11511 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
11512 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
11513 (h8300_can_eliminate): New function.
11515 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
11516 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
11517 (i386_can_eliminate): Declare as static, change return type to bool.
11518 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
11520 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
11521 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
11522 (ia64_can_eliminate): New function.
11524 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
11525 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
11526 (iq2000_can_eliminate): New function.
11528 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
11529 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
11530 (m32r_can_eliminate): New function.
11532 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
11533 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
11534 (m68hc11_can_eliminate): New function.
11536 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
11537 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
11538 (m68k_can_eliminate): New function.
11540 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
11541 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
11542 (mep_can_eliminate): New function.
11544 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
11545 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
11546 (mips_can_eliminate): New function.
11548 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
11549 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
11550 (rs6000_can_eliminate): New function.
11552 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
11553 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
11554 (s390_can_eliminate): Declare as static.
11555 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
11557 * config/score/score.h (CAN_ELIMINATE): Remove macro.
11558 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
11559 (score_can_eliminate): New function.
11561 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
11562 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
11563 (sparc_can_eliminate): Declare as static.
11564 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
11566 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
11567 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
11568 (xstormy16_can_eliminate): New function.
11570 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
11571 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
11572 (v850_can_eliminate): New function.
11574 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
11576 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
11577 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
11578 (*movdfcc_ext[1234]): Disable for IEEE mode.
11580 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
11582 * gimplify.c (prepare_gimple_addressable): New static function.
11583 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
11585 (gimplify_addr_expr): Invoke it similarly on the operand instead of
11586 manually fiddling with it.
11588 2009-08-25 Michael Matz <matz@suse.de>
11590 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
11591 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
11593 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
11594 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
11595 (do_jump): Split out code for simple binary comparisons into ...
11596 (do_jump_1): ... this, taking the individual operands and code.
11597 Change callers to helper function above accordingly.
11598 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
11601 2009-08-25 Michael Matz <matz@suse.de>
11603 * expr.h (struct separate_ops, sepops): New type for passing
11604 around an exploded simple expression.
11605 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
11606 Use this structure instead of expression tree.
11607 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
11608 expression, only its type.
11609 (expand_vec_cond_expr): Take type and individual operands instead
11610 of full expression.
11611 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
11612 expand_vec_shift_expr): Change prototype accordingly.
11613 * tree-vect-stmts.c (vectorizable_condition): Change call of
11614 expand_vec_cond_expr_p to pass only type.
11615 * expr.c (do_store_flags): Change prototype and implementation
11616 to take an exploded expression.
11617 (expand_expr_real_1): New local ops initialized with details
11618 of the full expression. Use it instead of full
11619 expression in calls to do_store_flags, expand_vec_cond_expr,
11620 expand_widen_pattern_expr and expand_vec_shift_expr.
11622 2009-08-25 Michael Matz <matz@suse.de>
11624 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
11625 treeop2 initialized with first three operands of the full expression.
11626 Substitute all TREE_OPERAND (exp, [012]) calls with them.
11628 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
11630 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
11631 (__gthread_objc_condition_allocate): Mark arguments as unused.
11632 (__gthread_objc_condition_deallocate): Likewise.
11633 (__gthread_objc_condition_wait): Likewise.
11634 (__gthread_objc_condition_broadcast): Likewise.
11635 (__gthread_objc_condition_signal): Likewise.
11636 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
11637 (__gthread_objc_thread_id): Likewise.
11639 2009-08-25 Janus Weil <janus@gcc.gnu.org>
11641 PR middle-end/41149
11642 * tree-pretty-print.c (print_call_name): Print the correct call name
11643 for procedure pointer components.
11645 2009-08-24 Steve Ellcey <sje@cup.hp.com>
11647 * config/ia64/ia64.c (ia64_promote_function_mode): Call
11648 default_promote_function_mode when not VMS.
11650 2009-08-24 Olivier Hainque <hainque@adacore.com>
11652 * convert.c (convert_to_integer): Don't assume an input pointer is
11653 POINTER_SIZE wide. Fetch from the type instead.
11655 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11657 * configure.ac (AC_PREREQ): Bump to 2.64.
11659 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
11661 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
11662 (process_command): Don't search standard_exec_prefix_1 and
11663 standard_exec_prefix_2.
11665 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11667 * config/arm/arm.c (output_return_instruction): Handle for
11670 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11672 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
11674 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11676 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
11677 (*arm_movdf_vfp): Likewise.
11679 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11681 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
11682 (vashr<mode>3): Rename from ashr<mode>3.
11683 (vlshr<mode>3): Rename from lshr<mode>3.
11685 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
11688 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
11689 (check_format_info_main): Use scalar_identify_flag.
11690 (check_format_types): Check for scalar size identity if
11691 scalar_identify_flag is set.
11692 (printf_length_specs): Extend by new field.
11693 (asm_fprintf_length_specs): Likewise.
11694 (gcc_diag_length_specs): Likewise.
11695 (scanf_length_specs): Likewise.
11696 (strfmon_length_specs): Likewise.
11697 (gcc_gfc_length_specs): Likewise.
11698 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
11699 (ms_printf_flag_specs): Likewise.
11700 * c-format.h (format_length_info): Add new member scalar_identity_flag.
11702 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
11705 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
11706 (*call_value_pop_1): Ditto.
11707 (*sibcall_pop_1): New insn pattern.
11708 (*sibcall_value_pop_1): Ditto.
11710 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11713 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
11716 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11719 * fwprop.c (try_fwprop_subst): Allow multiple sets.
11720 (get_reg_use_in): New function.
11721 (forward_propagate_subreg): Propagate through subreg of zero_extend
11724 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
11726 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
11727 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11729 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11731 * configure.ac: Remove --with-datarootdir, --with-docdir,
11732 --with-htmldir switches. No need to call AC_SUBST for
11733 datarootdir, docdir, htmldir any more.
11734 * configure: Regenerate.
11735 * doc/install.texi (Configuration): Document --datarootdir,
11736 --docdir, --htmldir, --pdfdir; update documentation for
11737 --infodir, --mandir.
11738 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
11741 * aclocal.m4: Regenerate.
11742 * config.in: Regenerate.
11743 * configure: Regenerate.
11745 2009-08-21 Douglas B Rupp <rupp@gnat.com>
11746 Olivier Hainque <hainque@adacore.com>
11748 * config/ia64/ia64.c: Include libfuncs.h.
11749 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
11750 (ia64_expand_call): Use reg 25 on VMS.
11751 (ia64_initialize_trampoline): Fix for VMS ABI.
11752 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
11753 (ia64_function_arg): Initialize reg 25 on VMS.
11754 Fix OpenVMS ABI issues for varargs.
11755 For OpenVMS, emit the Argument Information register set in the
11756 incoming/sibcall case as well.
11757 (ia64_arg_type): New function.
11758 (ia64_function_arg_advance): Keep track of cum->words.
11759 Fix OpenVMS ABI issues for varargs.
11760 (ia64_function_value): On VMS, promote mode of non-aggregate types.
11761 (ia64_override_options): Set flag_no_common on VMS.
11762 (ia64_init_builtins): Disable FWRITE builtin.
11763 (ia64_asm_output_external): Call DO_CRTL_NAMES.
11764 (ia64_vms_init_libfuncs): Add decc$ routines.
11765 (ia64_vms_valid_pointer_mode): New function.
11766 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
11767 (ia64_promote_function_mode): New function
11768 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
11769 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
11770 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11771 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
11772 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
11773 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
11774 Suppress trailing '#' if VALUE is numeric.
11775 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
11776 ia64_promote_function_mode.
11777 (TARGET_VALID_POINTER_MODE): Define.
11779 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11782 * config/rs6000/rs6000.c (rs6000_override_options): Use
11783 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
11786 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
11787 reporting of vector + decimal/boolean/complex error.
11789 2009-08-21 Jakub Jelinek <jakub@redhat.com>
11791 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
11792 __vector double TYPE_DECL.
11794 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
11796 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
11797 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
11798 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
11799 to pointer to enum machine_mode. Update all callers as needed.
11801 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
11803 * config/alpha/alpha.md (exception_receiver): Emit alternative
11804 GP load sequence if flag_reorder_blocks_and_partition is set.
11805 (*exception_receiver_2): Also enable when
11806 flag_reorder_blocks_and_partition is set.
11808 2009-08-20 Matt Rice <ratmice@gmail.com>
11809 Diego Novillo <dnovillo@google.com>
11811 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
11814 2009-08-20 Richard Guenther <rguenther@suse.de>
11816 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
11817 * c-tree.h (c_dup_lang_specific_decl): Remove.
11818 (struct lang_decl, struct lang_type): Move definitions ...
11819 * c-lang.h: ... here. New file.
11820 * c-decl.c: Include c-lang.h.
11821 (c_dup_lang_specific_decl): Remove.
11822 * c-typeck.c: Include c-lang.h.
11823 * Makefile.in (c-decl.o): Add c-lang.h dependency.
11824 (c-typeck.o): Likewise.
11825 * c-config-lang.in (gtfiles): Add c-lang.h.
11826 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
11829 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
11831 * config/alpha/alpha.c (alpha_end_function): Do not clear
11832 crtl->emit structure and free insn locators if cfun->is_thunk is true,
11833 this is now handled in generic code.
11835 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11837 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
11838 (s390_z10_fix_long_loop_prediction): New function.
11839 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
11840 (s390_reorg): Walk over the INSNs and invoke
11841 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
11843 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11845 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
11846 "*brx_64bit", "*brx_31bit"): New patterns.
11847 * config/s390/s390.c ('E'): New output modifier.
11849 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11850 Richard Earnshaw <richard.earnshaw@arm.com>
11852 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
11853 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
11855 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11857 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
11859 * pa.c (emit_move_sequence): Check if address of operand1 is valid
11860 for mode mode of operand0 when doing secondary reload for SAR.
11862 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11864 PR middle-end/41123
11865 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
11866 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
11868 2009-08-19 Jason Merrill <jason@redhat.com>
11870 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
11871 supported template depth in C++0x.
11873 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11875 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
11876 free_after_compilation.
11877 * config/score/score7.c (score7_output_mi_thunk): Likewise.
11878 * config/score/score3.c (score3_output_mi_thunk): Likewise.
11879 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11880 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11881 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11882 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11883 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11885 2009-08-19 Ian Lance Taylor <iant@google.com>
11887 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
11888 of (plus (mult (neg B) C) A).
11890 2009-08-18 Michael Matz <matz@suse.de>
11892 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
11893 instead of comparing TYPE_MAIN_VARIANT for equality.
11894 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
11895 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
11896 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
11897 * gimplify.c (goa_lhs_expr_p): Ditto and use
11898 STRIP_USELESS_TYPE_CONVERSION.
11900 2009-08-18 Michael Matz <matz@suse.de>
11902 * tree-ssa-structalias.c (create_variable_info_for): Also mark
11903 first field in a struct.
11904 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
11906 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
11908 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
11909 locators before emit_insn is called. Remove assert that
11911 (alpha_end_function): Clear crtl->emit structure and free insn
11912 locators if cfun->is_thunk is true.
11914 2009-08-18 Jason Merrill <jason@redhat.com>
11916 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
11918 * configure.ac: Test for it.
11919 * configure, config.in: Regenerate.
11920 * doc/install.texi: Document --enable-gnu-unique-object.
11922 2009-08-18 Richard Guenther <rguenther@suse.de>
11924 PR middle-end/41094
11925 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
11926 pow(x,y*z) only if x is nonnegative.
11928 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11930 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11934 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11935 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11937 2009-08-17 DJ Delorie <dj@redhat.com>
11939 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11940 * config/m32c/prologue.md (epilogue_freit): New.
11942 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11943 (bank_switch_p): Likewise.
11944 (fast_interrupt_p): Likewise.
11945 (interrupt_p): Likewise.
11946 (m32c_conditional_register_usage): Round memregs size up.
11947 (need_to_save): We only need to save $a0 when we use ENTER.
11948 (interrupt_p): Check for fast_interrupt too.
11949 (bank_switch_p): New.
11950 (fast_interrupt_p): New.
11951 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11952 (m32c_emit_prolog): Support bank switching and fast interrupts.
11953 * doc/extend.texi (Function Attributes): Add bank_switch and
11956 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11958 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11959 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11961 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11963 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11964 (menu): Add IA-64/VMS Options.
11965 (IA-64/VMS Options): Likewise.
11967 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11970 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11972 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11974 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11975 (mips_pop_asm_switch): Likewise.
11976 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11978 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11979 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11980 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11981 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11982 instead of set_noreorder.
11983 (mips_output_function_prologue): Use the new functions.
11984 (mips_output_function_epilogue): Likewise.
11985 (mips_need_noat_wrapper_p): New function, split out from...
11986 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11987 Use mips_push_asm_switch and mips_pop_asm_switch.
11988 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11989 and mips_pop_asm_switch.
11990 (ASM_OUTPUT_REG_POP): Likewise.
11991 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11992 Use mips_pop_asm_switch.
11993 (mips_asm_switch): New structure.
11994 (set_noreorder, set_nomacro): Replace with...
11995 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11996 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11997 instead of set_nomacro.
11998 (fix_truncsfsi2_macro): Likewise.
11999 (cprestore): Likewise.
12000 (hazard): Use mips_noreorder instead of set_noreorder.
12001 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12003 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12005 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12006 from prev_active_insn.
12008 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12010 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12011 * config/avr/avr.c (avr_override_options): Initialize
12012 avr_current_arch variable.
12013 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12014 __AVR_HAVE_16BIT_SP__ according to the device type.
12015 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12017 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12018 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12020 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12023 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12024 generating inlined subroutine die only. We shouldn't be
12025 called for anything else.
12026 (gen_block_die): Don't generate inline subroutine debug info for
12029 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12031 * graphite-poly.c (print_pbb): Print PBB index.
12033 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12035 PR middle-end/40981
12036 * graphite-interchange.c (ppl_max_for_le): Moved...
12037 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12038 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12039 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12040 * graphite-ppl.h (ppl_max_for_le): Declared.
12042 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12044 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12045 supported on all platforms.
12046 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12047 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12048 * c-pragma.c: Likewise.
12049 * target-def.h (TARGET_INITIALIZER): Remove
12050 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12051 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12053 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12055 * config/ia64/fde-vms.c: New file.
12056 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12057 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12058 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12059 (uw_frame_state_for): Only register a personality routine if it is
12060 known to be compatible with our expectations.
12061 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12062 Declare unw_table_entry stack variable and
12063 mod all calls to _Unwind_FindTableEntry to add arg.
12064 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12065 (_Unwind_FindTableEntry): Add arg to prototype.
12067 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12069 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12070 field 'signal_pfs_loc'.
12071 (uw_frame_state_for): Remove duplicate code dealing with leaf
12072 procedures without unwind info.
12073 If in the frame after unwinding through a signal handler, restore
12074 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12075 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12076 'pfs_loc' to the AR.PFS location in the signal context; instead
12077 set 'signal_pfs_loc'.
12078 Manually generate the unwind info for the AR.PFS register.
12079 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12080 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12081 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12082 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12083 instead set 'signal_pfs_loc'.
12084 Remove code preventing the AR.PFS register from being restored
12085 from the signal context.
12087 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12088 Tristan Gingold <gingold@adacore.com>
12090 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12091 * config/ia64/t-vms: New file.
12092 * config/ia64/vms64.h: New file.
12093 * config/ia64/vms.h: New file.
12094 * config/ia64/vms-crtinit.asm: New file.
12095 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12096 * config/ia64/vms-unwind.h: New file.
12098 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12100 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12103 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12105 PR middle-end/30789
12106 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12107 Move declaration...
12108 * real.h (do_mpc_arg2): ... here.
12109 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12112 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12114 * final.c (add_debug_prefix_map): Don't use GC memory for
12115 old_prefix and new_prefix.
12117 2009-08-14 Richard Guenther <rguenther@suse.de>
12119 * ipa-prop.c (compute_complex_pass_through): If we cannot
12120 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12122 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12124 * c-lex.c (c_lex_with_flags): Increase size of local variable
12125 to avoid memory clobber.
12127 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12130 * config/i386/i386.c (ix86_fp_comparison_strategy):
12131 Only enable/disable sahf at function granularity.
12133 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12135 PR rtl-optimization/41064
12136 * reload1.c (reload_as_needed): Don't call extract_insn
12137 for known invalid replacements after calling
12138 validate_replace_rtx_group and verify_changes.
12140 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12143 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12144 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12145 ix86_expand_fp_vcond.
12146 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12147 Assert that operation is supported by ix86_expand_int_vcond.
12148 (vcondu<SSEMODE124C8:mode>): Ditto.
12150 2009-08-13 DJ Delorie <dj@redhat.com>
12152 * config/i386/djgpp-stdint.h: New.
12153 * config.gcc (djgpp): Use it.
12155 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12157 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12158 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12160 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12162 * tree-ssa-loop-prefetch.c
12163 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12164 for long-stride pruning.
12165 (compute_miss_rate): New function to compute the probability
12166 that two memory references access different cache lines.
12168 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12170 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12172 2009-08-13 Richard Guenther <rguenther@suse.de>
12174 PR middle-end/41047
12175 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12176 use the constant pointer type.
12177 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12178 of CV qualifiers on the target pointer type.
12179 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12180 conversion check before restrict check.
12182 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12185 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12187 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12189 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12191 2009-08-12 Richard Guenther <rguenther@suse.de>
12193 PR tree-optimization/41011
12194 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12195 and reference constructing.
12197 2009-08-12 Xinliang David Li <davidxl@google.com>
12199 PR tree-optimization/41012
12200 * tree-flow.h : New external interface.
12201 * gimple-low.c (check_call_arg): Change to public function.
12202 Remove argument mismatch check in lowering.
12203 * tree-inline.h (tree_can_inline_p): Interface change.
12204 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12205 into this function.
12206 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12207 Call change to tree_can_inline_p function.
12208 (cgraph_decide_inlining_incrementally): Ditto.
12210 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12212 PR tree-optimization/41031
12213 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12214 on the partition variable rather than promote_mode on the source
12215 type. Assert that the partition variable's type has the same
12216 mode as the source value's.
12218 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12220 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12221 for for_return == 2.
12222 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12224 * calls.c (expand_call): Fix typo.
12225 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12227 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12229 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12230 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12231 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12232 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12234 2009-08-12 Andrew Haley <aph@redhat.com>
12236 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12238 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12241 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12243 2009-08-12 Richard Guenther <rguenther@suse.de>
12245 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12246 * gimplify.c (gimplify_modify_expr): Do not use
12247 lang_hooks.types_compatible_p.
12248 * tree-ssa.c (useless_type_conversion_p): For aggregates
12249 just return false if the canonical types differ.
12251 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12253 PR middle-end/40980
12254 * sese.c (convert_for_phi_arg): New.
12255 (add_guard_exit_phis): Use convert_for_phi_arg.
12257 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12259 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12260 unknown subscript upper bounds.
12262 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12263 Pranav Garg <pranav.garg2107@gmail.com>
12265 * graphite-interchange.c (gather_access_strides): Removed.
12266 (ppl_max_for_le): New.
12267 (build_linearized_memory_access): New.
12268 (memory_stride_in_loop): New.
12269 (pbb_interchange_profitable_p): Reimplemented.
12270 * graphite-ppl.h (ppl_new_id_map): New.
12271 (ppl_interchange): New.
12273 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12275 * graphite-interchange.c (compute_subscript): Removed.
12276 (compute_array_size_cstr): Removed.
12277 (compute_array_size_poly): Removed.
12278 (compute_array_size): Removed.
12279 (gather_access_strides_poly): Removed.
12280 (gather_access_strides): Empty.
12282 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12284 * graphite-dependences.c (dependence_polyhedron_1): Replace
12285 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
12286 (graphite_legal_transform_dr): Same.
12287 (graphite_carried_dependence_level_k): Same.
12288 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
12289 Initialize PDR_NB_SUBSCRIPTS.
12290 (print_pdr_access_layout): Replace pdr_nb_subscripts with
12292 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
12293 (PDR_NB_SUBSCRIPTS): New.
12294 (pdr_nb_subscripts): Removed.
12295 (pdr_dim): Simplified.
12296 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
12297 with PDR_NB_SUBSCRIPTS.
12299 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12301 * graphite-interchange.c (compute_array_size): Remove use of
12302 PDR_DATA_CONTAINER.
12303 * graphite-poly.c (new_poly_dr): Remove argument data_container.
12304 Do not initialize PDR_DATA_CONTAINER.
12305 (print_pdr): Do not print PDR_DATA_CONTAINER.
12306 * graphite-poly.h (struct poly_dr): Remove data_container field.
12307 (PDR_DATA_CONTAINER): Removed.
12308 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
12309 PDR_DATA_CONTAINER.
12310 (build_poly_dr): Same.
12312 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
12313 Sebastian Pop <sebastian.pop@amd.com>
12315 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
12316 copy of the dependence polyhedron. Free the temporary objects.
12317 (graphite_carried_dependence_level_k): Free unused objects before
12320 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12322 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
12323 Early return without analyzing the data dependences if no
12324 transform has been done. Call restore_scattering if the transform
12326 (graphite-interchange.c): Same.
12327 * graphite-poly.c (print_scattering_function): Test for
12329 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
12330 (apply_poly_transforms): Do not gcc_assert that
12331 the transform is legal.
12332 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
12333 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
12334 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
12335 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
12336 * graphite-poly.h (struct poly_scattering): New.
12337 (struct poly_bb): Add original, transformed, and saved fields.
12338 Remove transformed_scattering, original_scattering,
12339 nb_local_variables and nb_scattering_transform fields.
12340 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
12341 (poly_scattering_new): New.
12342 (poly_scattering_free): New.
12343 (poly_scattering_copy): New.
12344 (store_scattering_pbb): New.
12345 (store_scattering): New.
12346 (restore_scattering_pbb): New.
12347 (restore_scattering): New.
12348 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
12349 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
12351 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12353 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
12354 (print_scop): Same.
12356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12358 * Makefile.in (graphite.o): Depends on PREDICT_H.
12359 * graphite.c: Include predict.h.
12360 (graphite_finalize): Call tree_estimate_probability.
12361 * predict.c (predict_loops): Do not call scev_initialize and
12363 (tree_estimate_probability_bb): New.
12364 (tree_estimate_probability): Do not initialize loops: move that
12365 code to the driver. Call tree_estimate_probability_bb.
12366 (tree_estimate_probability_driver): New.
12367 (pass_profile): Use tree_estimate_probability_driver.
12368 * predict.h (tree_estimate_probability): Declared.
12370 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12372 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
12373 * graphite-dependences.c (graphite_legal_transform): Add time to
12374 TV_GRAPHITE_DATA_DEPS.
12375 (dependency_between_pbbs_p): Same.
12376 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
12378 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
12380 PR rtl-optimization/41033
12381 * alias.c (nonoverlapping_component_refs_p): Punt when strict
12382 aliasing is disabled.
12384 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12386 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
12387 si_mask_operand, and_load_operand, low_bitmask_operand,
12388 and_reg_operand, and_operand): New predicates.
12389 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
12390 * config/mips/mips.c (and_operands_ok): New function.
12391 * config/mips/mips-protos.h (and_operands_ok): Declare it.
12392 * config/mips/mips.md (move_type): Add ext_ins and logical.
12393 (type): Handle them.
12394 (and<mode>3): Use and_reg_operand as the second operand's predicate.
12395 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
12396 shift_shift. Remove commutative constraint modifier.
12397 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
12399 (*clear_upper32_dext): Remove define_insn_and_split.
12400 (*clear_upper32): Turn this define_insn_and_split ...
12401 (splitter for ANDing register with 0xffff_ffff): .. into this.
12403 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12405 * combine.c (try_widen_shift_mode): Factor out code to check if an
12406 integer constant is a low-order bitmask from here ...
12407 * rtlanal.c (low_bitmask_len): ... to here.
12408 * rtl.h (low_bitmask_len): Declare.
12410 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
12413 * config/alpha/alpha.md (addsi3): Remove expander.
12414 (addsi3): Rename from *addsi3_internal insn pattern.
12415 (subsi3): Remove expander.
12416 (subsi3): Rename from *subsi3_internal insn pattern.
12418 2009-08-11 Douglas B Rupp <rupp@gnat.com>
12420 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
12423 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
12424 Eric Botcazou <botcazou@adacore.com>
12425 Douglas B Rupp <rupp@gnat.com>
12427 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
12428 that records that fit in 64 bits are returned by immediate value,
12429 as required by OpenVMS Calling Standard.
12430 (function_value): Adjust for above modification.
12431 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
12432 virtual_incoming_args_rtx as base object, not next_arg.
12433 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
12435 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12437 * reload.c (find_reloads_subreg_address): Check the original
12438 req_equiv_mem address to detect the case where an address is
12439 not valid in the outer mode.
12441 2009-08-11 Richard Guenther <rguenther@suse.de>
12444 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
12446 2009-08-10 Douglas B Rupp <rupp@gnat.com>
12448 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
12449 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
12451 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
12452 Douglas B Rupp <rupp@gnat.com>
12454 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
12455 PT_STACK when frame_pointer_needed on OpenVMS.
12456 (alpha_pv_save_size, alpha_using_fp): Remove.
12457 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
12458 with proper processing for PT_NULL.
12459 (alpha_vms_initial_elimination_offset): New function. Support for
12460 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
12461 (alpha_sa_size): Force procedure type to PT_STACK when
12462 frame_pointer_needed on OpenVMS.
12463 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
12464 (alpha_using_fp): Likewise.
12465 (alpha_vms_can_eliminate): Add prototype.
12466 (alpha_vms_initial_elimination_offset): Likewise.
12467 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
12468 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
12470 2009-08-10 Eric Botcazou <botcazou@adacore.com>
12471 Douglas B Rupp <rupp@gnat.com>
12473 * config/alpha/alpha.c (common_object_handler): New function.
12474 (vms_attribute_table): Declare a single attribute "common_object".
12475 (vms_output_aligned_decl_common): New global function.
12476 (SECTION_VMS_OVERLAY): Delete.
12477 (SECTION_VMS_GLOBAL): Likewise.
12478 (SECTION_VMS_INITIALIZE): Likewise.
12479 (vms_asm_named_section): Remove support for above flags.
12480 (vms_section_type_flags): Delete.
12481 (TARGET_SECTION_TYPE_FLAGS): Likewise.
12482 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
12483 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
12484 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
12486 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12489 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
12490 (sub_ddmmss): Likewise.
12492 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
12495 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
12498 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12501 * reload1.c (reload_as_needed): Use cancel_changes to completely
12502 undo a failed replacement attempt.
12504 2009-08-10 Richard Guenther <rguenther@suse.de>
12506 PR middle-end/41006
12507 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
12508 (useless_type_conversion_p): ... here. Require pointer targets
12511 2009-08-10 Dodji Seketeli <dodji@redhat.com>
12514 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
12515 loose the original type of the statement list.
12517 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12519 * config/alpha/alpha.c: Include libfuncs.h
12520 (avms_asm_output_extern): New function.
12521 (alpha_init_libfuncs): Init some decc libfuncs.
12522 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
12523 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
12524 (DO_CRTL_NAMES): Define.
12525 (LIB_SPEC): Remove.
12526 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
12527 (LONG_TYPE_SIZE): Define.
12528 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
12529 (SUBTARGET_SWITCHES): Define malloc64 switch.
12530 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
12531 (MASK_RETURN_ADDR): Define.
12532 doc/invoke.texi (mmalloc64): Document switch.
12534 2009-08-09 Olivier Hainque <hainque@adacore.com>
12535 Douglas B Rupp <rupp@gnat.com>
12537 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
12538 uses_condition_handler.
12539 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
12540 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
12541 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
12542 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
12543 (code_for_builtin): New insn codes for the new alpha_builtins.
12544 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
12545 (alpha_sa_size): Account for uses_condition_handler.
12546 (alpha_expand_prologue): Likewise.
12547 (alpha_start_function): Likewise.
12548 (alpha_expand_epilogue): Likewise.
12549 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
12550 establish/revert expanders.
12551 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
12552 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
12553 New expander, resorting to the alpha.c associated function.
12554 (builtin_revert_vms_condition_handler): Likewise.
12555 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
12556 __gcc_shell_handler, the static VMS condition handler used as
12557 an indirection wrapper to the current dynamically established
12559 * config/alpha/vms-unwind.h: Complete rewrite.
12560 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
12561 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
12563 2009-08-09 Eric Botcazou <botcazou@adacore.com>
12564 Douglas B Rupp <rupp@gnat.com>
12566 * config/alpha/alpha.c (alpha_links): Add 'target' field.
12567 (alpha_need_linkage): Handle aliases. Return function symbol.
12568 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
12569 Use ultimate alias target for the linkage name.
12570 * config/alpha/alpha.md (movmemdi): Use the symbol returned
12571 by alpha_need_linkage for the function symbol.
12572 (setmemdi): Likewise.
12574 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12576 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
12577 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
12578 (ASM_WEAKEN_LABEL): Define.
12579 (CRT_CALL_STATIC_FUNCTION): Define.
12580 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
12581 (ENDFILE_SPEC): Define.
12582 (INIT_SECTION_ASM_OP): Define.
12583 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
12584 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
12585 crtend.o crtendS.o.
12586 (MULTILIB_OSDIRNAMES): Define.
12587 (shlib_version): Define.
12588 (SHLIB_EXT): Define.
12589 (SHLIB_OBJS): Define.
12590 (SHLIB_NAME): Define.
12591 (SHLIB_MULTILIB): Define.
12592 (SHLIB_INSTALL): Define.
12593 (SHLIB_SYMVEC): Define.
12594 (SHLIB_SYMVECX2): Define.
12595 (SHLIB_LINK): Define.
12597 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12599 * config/alpha/alpha.c (alpha_initialize_trampoline):
12600 Initialize VMS trampoline IAW ABI for bounded procedure calls.
12601 (alpha_start_function): Emit transfer address on nested functions
12602 for VMS trampoline call.
12603 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
12604 since no longer used.
12605 * config/alpha/vms-tramp.asm: Remove.
12606 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
12607 since now only data initialized at runtime.
12609 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12611 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
12612 (LINK_GCC_C_SEQUENCE_SPEC): Define.
12613 (MD_EXEC_PREFIX): Remove, no longer used.
12614 (MD_STARTFILE_PREFIX): Likewise.
12615 (INCLUDE_DEFAULTS): Likewise.
12616 * config/alpha/t-vms:
12617 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
12619 2009-08-09 Richard Guenther <rguenther@suse.de>
12621 PR tree-optimization/41016
12622 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
12623 (operand_precision): Remove.
12624 (integral_operand_p): Likewise.
12625 (recognize_single_bit_test): Adjust.
12627 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12629 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
12630 operation overflows. Likewise non-cast unary arithmetic.
12631 If one arm of a conditional expression is always taken,
12632 inhibit evaluation warnings for the other arm. Likewise inhibit
12633 evaluation warnings for the second && or || operand if the first
12634 operand is enough to determine the result.
12635 * c-typeck.c (build_conditional_expr): Apply the same inhibition
12637 (build_binary_op): Prevent duplicate evaluation warnings.
12639 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12641 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
12642 and destination have different modes, Use promote_mode to
12643 determine the signedness of the conversion. Assert that the
12644 promoted source mode matches the destination mode. Don't pass
12645 the destination and destination mode to expand_expr if the source
12646 mode is different. Simplify conversion logic.
12648 2009-08-09 Ira Rosen <irar@il.ibm.com>
12650 PR tree-optimization/41008
12651 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
12652 from condition only in case it's a comparison. Adjust checks.
12654 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
12656 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
12657 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
12658 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
12659 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
12660 (dump_cand): Handle them.
12661 (struct iv_cand): New members COST_STEP and AINC_USE.
12662 (stmt_after_increment): Likewise.
12663 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
12664 callers changed. Use gimple_uid comparison instead of scanning.
12665 (add_candidate_1): When looking for identical candidates, take
12666 AINC_USE into account. Set it for new candidates.
12667 (force_expr_to_var_cost): Cast target_spill_cost to int.
12668 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
12669 All callers changed. Check for availability of autoinc addressing
12670 modes, both in general for a given mode, and in the specific use case.
12671 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
12673 (get_computation_cost): Likewise.
12674 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
12675 add_autoinc_candidates): New static functions.
12676 (add_candidate): Call add_autoinc_candidates for candidates based on
12678 (find_iv_candidates): Call set_autoinc_for_original_candidates.
12679 (determine_use_iv_cost_address): If we have an autoinc candidate at
12680 the matching use, verify autoinc is possible and subtract the cost
12681 of the candidate's step from the cost.
12682 (determine_iv_cost): Record the cost of the increment in the COST_STEP
12683 member of the candidate.
12684 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
12685 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
12687 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12689 * config.build (ia64-hp-*vms*): New target.
12690 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12691 with ia64-hp-*vms*.
12692 * config.gcc (ia64-hp-*vms*): New target.
12693 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12694 with ia64-hp-*vms*.
12695 * config.host (ia64-hp-*vms*): New target.
12696 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12697 with ia64-hp-*vms*.
12699 2009-08-08 Richard Guenther <rguenther@suse.de>
12701 PR tree-optimization/40991
12702 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
12704 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
12706 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
12707 mode check. Do truncations in an integer mode.
12708 (force_to_mode): Handle subregs for all mode types. Only do
12709 arithmetic simplifications on integer modes.
12711 2009-08-07 Richard Guenther <rguenther@suse.de>
12713 PR tree-optimization/40999
12714 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
12715 (maybe_fold_reference): Lookup constant initializers.
12716 (fold_gimple_assign): Likewise.
12718 2009-08-07 Richard Guenther <rguenther@suse.de>
12720 * tree-ssa.c (useless_type_conversion_p_1): Only for types
12721 that require structural equality defer to the langhook.
12723 2009-08-07 Martin Jambor <mjambor@suse.cz>
12725 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
12727 (struct ipa_pass_through_data): New type.
12728 (struct ipa_ancestor_jf_data): New type.
12729 (union jump_func_value): Removed field formal_id, added fields
12730 pass_through and ancestor.
12731 (struct ipa_param_call_note): Changed type of formal_id to int from
12733 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
12734 operations jump functions and ancestor jump functions.
12735 (compute_complex_pass_through): New function.
12736 (compute_scalar_jump_functions): Call compute_complex_pass_through,
12737 reflect changes in the jump function strucutre.
12738 (update_jump_functions_after_inlining): Ignore complex pass-through
12739 and ancestor jump functions.
12740 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
12741 polynomial pass-through with operation jump functions.
12743 2009-08-07 Jakub Jelinek <jakub@redhat.com>
12745 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
12746 fde->dw_fde_begin as begin label instead of hot/cold label.
12747 Use LLSDAC label instead of LLSDA for second section lsda.
12748 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
12749 label instead of LLSDA if it is true.
12750 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
12752 * except.c (add_call_site, dw2_size_of_call_site_table): Add
12753 SECTION argument. Use it as index into crtl->eh.call_site_record
12755 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
12756 use it to determine how to print table entries instead of using
12757 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
12758 label instead of normal begin label as base.
12759 (sjlj_assign_call_site_values): Adjust add_call_site caller.
12760 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
12761 ensure no EH range spans between sections and that landing pads
12762 are always in the corresponding section.
12763 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
12764 for crtl->eh.call_site_record being an array rather than scalar.
12765 (output_one_function_exception_table): New function, copied
12766 from output_function_exception_table. Adjust
12767 dw2_size_of_call_site_table, dw2_output_call_site_table
12768 callers. For SECOND section use *C suffixed labels.
12769 (output_function_exception_table): Call
12770 output_one_function_exception_table and, when doing hot/cold
12771 partitioning, also another time for the second section.
12772 * opts.c: Include except.h.
12773 (decode_options): Allow -freorder-blocks-and-partition with
12774 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
12775 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
12776 * function.h (struct rtl_eh): Change call_site_record from
12777 scalar into array of 2 elements.
12779 2009-08-07 Martin Jambor <mjambor@suse.cz>
12781 * ipa-prop.c (count_formal_params_1): New function.
12782 (ipa_get_vector_of_formal_parms): New function.
12783 (get_vector_of_formal_parm_types): New function.
12784 (ipa_modify_formal_parameters): New function.
12785 (ipa_modify_call_arguments): New function.
12786 (index_in_adjustments_multiple_times_p): New function.
12787 (ipa_combine_adjustments): New function.
12788 (ipa_dump_param_adjustments): New function.
12789 * ipa-prop.h (struct ipa_parm_adjustment): New type.
12790 (ipa_get_vector_of_formal_parms): Declare.
12791 (ipa_modify_formal_parameters): Declare.
12792 (ipa_modify_call_arguments): Declare.
12793 (ipa_combine_adjustments): Declare.
12794 (ipa_dump_param_adjustments): Declare.
12795 (build_ref_for_offset): Declare.
12796 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
12797 * tree-sra.c: Include ipa-prop.c.
12798 (build_ref_for_offset): Make public.
12800 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
12802 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
12804 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
12806 * gcc/doc/extend.texi (__builtin_extract_return_address)
12807 (__builtin_frob_return_address): Document.
12809 2009-08-06 Paul Brook <paul@codesourcery.com>
12811 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
12812 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
12813 implementation on ARMv6-M.
12815 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12817 * doc/extend.texi (pcs): Document new attribute for ARM.
12819 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12821 * arm.c (pcs_attribute_args): Comment out unsupported attribute
12824 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12826 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
12829 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12831 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
12833 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12835 Merge ARM/hard_vfp_branch to trunk.
12837 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
12839 * arm.c (libcall_eq): New function.
12840 (libcall_hash): New function.
12841 (add_libcall): New function.
12842 (arm_libcall_uses_aapcs_base): New function.
12843 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
12844 libcalls using the base PCS.
12845 (arm_init_cumulative_args): Likewise.
12847 2009-07-20 Joseph Myers <joseph@codesourcery.com>
12849 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
12850 Use base ABI for conversion libfuncs between HFmode and SFmode.
12852 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12854 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
12855 V4SImode as representatives of all 64-bit and 128-bit vector
12856 types. Allow vector types without vector modes.
12857 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
12858 without vector modes like BLKmode.
12859 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
12860 BLKmode. Avoid unsupported vector modes or TImode moves for
12862 (aapcs_vfp_allocate_return_reg): Likewise.
12863 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
12864 V8QImode if TARGET_NEON || TARGET_IWMMXT.
12866 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12868 * config/arm/arm.c (arm_handle_pcs_attribute): New.
12869 (arm_get_pcs_model): Pass attribute arguments to
12870 arm_pcs_from_attribute.
12871 (arm_init_cumulative_args): Use base AAPCS for conversions from
12872 floating-point types to DImode.
12873 (arm_attribute_table): Add pcs attribute.
12874 (arm_handle_pcs_attribute): New.
12875 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
12876 conversions from floating-point types to DImode, also declare them
12877 to use base AAPCS and declare functions they call to use base
12878 AAPCS and their RTABI names.
12880 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12882 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
12883 -mfloat-abi=hard not being supported for VFP.
12885 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
12887 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
12888 SYMBOL_REF to hard_libcall_value.
12890 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12891 Richard Earnshaw <rearnsha@arm.com>
12893 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
12894 has been put on the stack, all remaining co-processory arguments for
12895 that co-processor also go on the stack.
12897 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12899 * config/arm/arm.c (arm_return_in_memory): Handle returning
12900 vectors of suitable size in registers also for AAPCS case.
12902 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12904 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
12906 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
12908 ARM Hard-VFP calling convention
12909 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
12910 * target.h (gcc_target): Add libcall_value to table of call hooks.
12911 * targhooks.h (default_libcall_value): Default implementation.
12912 * targhooks.c (default_libcall_value): Likewise.
12913 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
12914 * optabs.c (expand_unop): Use it.
12915 * expr.h (hard_libcall_value): Pass the function RTX through.
12916 * calls.c (emit_library_call_value_1): Update call to
12917 hard_libcall_value.
12918 * explow.c (hard_libcall_value): Use new target hook.
12919 * config/arm/arm.c: Include cgraph.h
12920 (TARGET_FUNCTION_VALUE): Override default hook.
12921 (arm_pcs_default): New variable.
12922 (arm_override_options): Don't fault hard calling convention with VFP.
12923 Add support for AAPCS variants.
12924 (arm_function_value): Make static. Handle AAPCS variants.
12925 (arm_libcall_value): New function.
12926 (arm_apply_result_size): Handle VFP registers in results.
12927 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12929 (pcs_attribute_args): New variable.
12930 (arm_pcs_from_attribute): New function.
12931 (arm_get_pcs_model): New function.
12932 (aapcs_vfp_cum_init): New function.
12933 (aapcs_vfp_sub_candidate): New function.
12934 (aapcs_vfp_is_return_candidate): New function.
12935 (aapcs_vfp_is_call_candidate): New function.
12936 (aapcs_vfp_allocate): New function.
12937 (aapcs_vfp_allocate_return_reg): New function.
12938 (aapcs_vfp_advance): New function.
12939 (aapcs_cp_arg_layout): New variable.
12940 (aapcs_select_call_coproc): New function.
12941 (aapcs_select_return_coproc): New function.
12942 (aapcs_allocate_return_reg): New function.
12943 (aapcs_libcall_value): New function.
12944 (aapcs_layout_arg): New function.
12945 (arm_init_cumulative_args): Initialize AAPCS args data.
12946 (arm_function_arg): Handle AAPCS variants using new interface.
12947 (arm_arg_parital_bytes): Likewise.
12948 (arm_function_arg_advance): New function.
12949 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12950 calling conventions.
12951 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12952 * arm.h (NUM_VFP_ARG_REGS): Define.
12953 (LIBCALL_VALUE): Update.
12954 (FUNCTION_VALUE): Delete.
12955 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12956 (arm_pcs): New enum.
12957 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12958 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12959 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12960 * arm-protos.h (arm_function_arg_advance): Add.
12961 (aapcs_libcall_value): Add.
12962 (arm_function_value): Delete.
12964 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12965 H.J. Lu <hongjiu.lu@intel.com>
12968 * config/i386/i386.c (standard_sse_mode_p): Remove.
12969 (standard_sse_constant_p): Return 2 for integer mode
12970 vector_all_ones_operand when SSE2 is enabled.
12971 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12972 (ix86_expand_vector_move): Do not check for negative values from
12973 standard_sse_constant_p.
12975 2009-08-06 Richard Guenther <rguenther@suse.de>
12977 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12978 array type comparisons frontend independent.
12979 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12980 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12981 out array reference lower bound and element size operands.
12982 (ao_ref_init_from_vn_reference): Properly compute the offset
12983 for ARRAY_RANGE_REF.
12984 (vn_reference_fold_indirect): Fill out array reference lower
12985 bound and element size operands.
12986 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12987 a non gimple valued reference operand which can happen for
12988 array reference lower bound or element size.
12989 (create_component_ref_by_pieces_1): Properly generate the
12990 element size operand for array references.
12992 2009-08-06 Richard Guenther <rguenther@suse.de>
12994 PR tree-optimization/40964
12995 * tree.c (iterative_hash_host_wide_int): Export.
12996 * tree.h (iterative_hash_host_wide_int): Declare.
12997 * tree-ssa-structalias.c (heapvar_map): New struct.
12998 (heapvar_map_eq): New function.
12999 (heapvar_map_hash): Likewise.
13000 (heapvar_lookup): Adjust.
13001 (heapvar_insert): Likewise.
13002 (make_constraint_from_heapvar): Allow multiple heap variables
13003 per decl at different offsets.
13004 (init_alias_heapvars): Adjust.
13006 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13008 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13009 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13010 trailing sync if TARGET_SYNC_AFTER_SC.
13012 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13014 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13015 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13016 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13017 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13018 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13019 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13020 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13021 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13022 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13023 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13024 the prototype declaration match the definition.
13025 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13026 instructions explicitly. Add barrier_before and operands
13028 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13029 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13030 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13031 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13032 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13033 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13035 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13037 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13039 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13040 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13043 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13046 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13048 PR rtl-optimization/40924
13049 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13050 make sure canon_rtx (mem_address) isn't simpler than
13051 canon_rtx (expanded_mem_address).
13053 2009-08-05 Li Feng <nemokingdom@gmail.com>
13055 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13056 for each poly_bb_p.
13057 (build_scop_drs): Build alias set for each SCoP.
13059 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13061 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13062 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13063 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13064 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13065 (BASE_DRIVER_SELF_SPECS): Likewise.
13067 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13069 * tree-ssa-alias.c: Fix some comment typos.
13071 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13073 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13074 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13076 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13079 * simplify-rtx.c (simplify_binary_operation_1): Disable
13080 simplifications for decimal float operations.
13082 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13084 PR middle-end/40943
13085 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13086 operand of INDIRECT_REF.
13088 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13090 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13091 constants referencing TLS symbols.
13093 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13095 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13096 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13098 2009-08-03 Richard Guenther <rguenther@suse.de>
13100 * tree.c (make_vector_type): Build a main variant first,
13101 get the canonical one and then build the variant.
13102 * tree-ssa.c (useless_type_conversion_p_1): Handle
13104 (useless_type_conversion_p): Conversions to pointers to
13105 incomplete record types are useless.
13107 2009-08-03 Richard Guenther <rguenther@suse.de>
13109 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13110 file will be created.
13111 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13112 * toplev.c (compile_file): Adjust comment.
13114 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13116 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13117 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13118 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13119 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13120 (sh_promote_function_mode): Fix typo.
13122 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13124 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13126 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13128 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13129 declaration arguments.
13131 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13133 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13134 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13135 (ix86_split_ashl): Ditto.
13136 (ix86_expand_vector_init_one_nonzero): Ditto.
13137 (ix86_expand_vector_set): Ditto.
13138 (ix86_expand_reduc_v4sf): Ditto.
13140 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13142 * explow.c (promote_function_mode): Remove assert.
13143 * config/sh/sh.c (sh_promote_function_mode): Declare.
13145 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13147 * config/pa/pa.c (pa_promote_function_mode): Declare.
13148 Change to static. Fix promote_mode call.
13150 * gthr-dce.h (CONST_CAST2): Define if not defined.
13151 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13153 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13155 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13157 * expr.c (store_constructor): Use promote_decl_mode. Remove
13158 now write-only variable unsignedp.
13159 (expand_expr_real_1): Use promote_decl_mode.
13160 * expr.h (promote_function_mode, promote_decl_mode): New.
13161 (promote_mode): Remove last argument.
13162 * function.c (assign_temp): Drop last argument of promote_mode.
13163 (assign_parm_find_data_types): Use promote_function_mode.
13164 (assign_parm_setup_reg): Likewise.
13165 (expand_function_end): Use promote_function_mode.
13166 * calls.c (initialize_argument_information): Use promote_function_mode.
13167 (precompute_arguments): Use promote_mode instead of checking if
13168 only PROMOTE_FUNCTION_MODE is defined.
13169 (expand_call): When making sibcall decisions, use promote_function_mode.
13170 Below, remove an if for targetm.calls.promote_function_return and
13171 and use promote_function_mode.
13172 (emit_library_call_value_1): Use promote_function_mode, fix bug
13173 where promote_mode was passed FOR_CALL == 0 for a return value in an
13175 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13176 * explow.c (promote_function_mode, promote_decl_mode): New.
13177 (promote_mode): Keep only the FOR_CALL == 0 case.
13178 * combine.c (setup_incoming_promotion): Remove test of
13179 promote_function_args. Use promote_function_mode.
13180 * stmt.c (expand_value_return): Use promote_decl_mode.
13181 (expand_decl): Use promote_decl_mode.
13183 * expr.c (store_constructor): Use promote_decl_mode. Remove
13184 now write-only variable unsignedp.
13185 (expand_expr_real_1): Use promote_decl_mode.
13186 * expr.h (promote_function_mode, promote_decl_mode): New.
13187 (promote_mode): Remove last argument.
13188 * function.c (assign_temp): Drop last argument of promote_mode.
13189 (assign_parm_find_data_types): Use promote_function_mode.
13190 (assign_parm_setup_reg): Likewise.
13191 (expand_function_end): Use promote_function_mode.
13192 * calls.c (initialize_argument_information): Use promote_function_mode.
13193 (precompute_arguments): Use promote_mode instead of checking if
13194 only PROMOTE_FUNCTION_MODE is defined.
13195 (expand_call): When making sibcall decisions, use promote_function_mode.
13196 Below, remove an if for targetm.calls.promote_function_return and
13197 and use promote_function_mode.
13198 (emit_library_call_value_1): Use promote_function_mode, fix bug
13199 where promote_mode was passed FOR_CALL == 0 for a return value in an
13201 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13202 * explow.c (promote_function_mode, promote_decl_mode): New.
13203 (promote_mode): Keep only the FOR_CALL == 0 case.
13204 * combine.c (setup_incoming_promotion): Remove test of
13205 promote_function_args. Use promote_function_mode.
13206 * stmt.c (expand_value_return): Use promote_decl_mode.
13207 (expand_decl): Use promote_decl_mode.
13209 * explow.c (promote_function_mode): Just call the target hook.
13210 * targhooks.c (default_promote_function_mode,
13211 default_promote_function_mode_always_promote): New.
13212 * targhooks.h (default_promote_function_mode,
13213 default_promote_function_mode_always_promote): Declare.
13214 * target.h (promote_function_args, promote_function_return): Remove.
13215 (promote_function_mode): New.
13216 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13217 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13218 (TARGET_PROMOTE_FUNCTION_MODE): New.
13219 (TARGET_CALLS): Adjust.
13220 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13221 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13223 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13224 * config/s390/s390.c (s390_promote_function_mode): ... here,
13225 with pointer handling.
13226 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13227 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13229 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13230 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13231 with pointer handling.
13232 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13233 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13235 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13236 * config/sh/sh.c (sh_promote_function_mode): New.
13237 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13238 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13240 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13241 * config/cris/cris.c (cris_promote_function_mode): ... here.
13242 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13243 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13245 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13246 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13247 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13248 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13250 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13251 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13252 complex type handling.
13253 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13254 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13256 * config/pa/pa.c (pa_promote_function_mode): New.
13257 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13258 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13260 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13261 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13262 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
13263 * config/xtensa/xtensa.c: Likewise.
13264 * config/stormy16/stormy16.c: Likewise.
13265 * config/iq2000/iq2000.c: Likewise.
13266 * config/rs6000/rs6000.c: Likewise.
13267 * config/picochip/picochip.c: Likewise.
13268 * config/arc/arc.c: Likewise.
13269 * config/mcore/mcore.c: Likewise.
13270 * config/score/score.c: Likewise.
13271 * config/mips/mips.c: Likewise.
13272 * config/bfin/bfin.c: Likewise.
13273 * config/ia64/ia64.c: Likewise (disabled though).
13275 * config/frv/frv.h: Remove pointless remark.
13277 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
13278 TARGET_PROMOTE_FUNCTION_ARGS,
13279 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
13280 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
13282 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
13284 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
13285 -floop-parallelize-all.
13286 * toplev.c (process_options): Rename flag_graphite_force_parallel to
13287 flag_loop_parallelize_all.
13288 * tree-ssa-loop.c (gate_graphite_transforms): Same.
13289 * graphite.c (graphite_transform_loops): Same.
13290 * common.opt: Same.
13291 * graphite-poly.c (apply_poly_transforms): Same.
13293 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
13295 PR tree-optimization/40914
13296 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
13297 if set, then check the delta field of the PMF record.
13298 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
13299 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
13300 call is stored in the delta.
13302 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
13304 * config/mips/mips.md (*clear_upper32_dext): New pattern.
13306 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
13308 * config/i386/bsd.h (ASM_BYTE): New define.
13309 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
13310 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
13311 .byte. Use fputs or putc instead of fprintf where appropriate.
13312 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
13313 fputs or putc instead of fprintf where appropriate.
13314 * config/i386/i386elf.h: Ditto.
13315 * config/i386/sysv4.h: Ditto.
13317 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
13318 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
13319 (*tls_global_dynamic_64): Ditto.
13321 2009-07-31 Christian Bruel <christian.bruel@st.com>
13323 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
13325 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13327 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
13328 Remove dead code for MINUS.
13330 2009-07-31 Anthony Green <green@moxielogic.com>
13332 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
13334 (moxie_expand_epilogue): Ditto for epilogue.
13335 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
13336 incoming arguments.
13337 (moxie_function_arg): Ditto.
13338 (moxie_pass_by_reference): Ditto.
13339 (moxie_arg_partial_bytes): Ditto.
13340 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
13341 (FUNCTION_ARG_ADVANCE) Ditto.
13342 (REG_PARM_STACK_SPACE) Ditto.
13343 (FUNCTION_ARG_REGNO_P) Dito.
13345 * config.gcc: Add moxie linux config support.
13346 * gcc/config/moxie/uclinux.h: New file.
13348 2009-07-31 DJ Delorie <dj@redhat.com>
13350 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
13351 (UNSPECV_SP_SWITCH_E): New.
13352 (sp_switch_1): Change to an unspec.
13353 (sp_switch_2): Change to an unspec. Don't use post-inc when we
13355 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
13356 reference the new stack's address
13358 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13360 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
13361 graphite-clast-to-gimple.o, graphite-dependences.o,
13362 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13363 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
13364 (graphite-blocking.o,
13365 graphite-clast-to-gimple.o, graphite-dependences.o,
13366 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13367 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
13368 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
13369 * cfgloop.h (struct loop): Add can_be_parallel field.
13370 * common.opt (fgraphite-identity): Moved up.
13371 (fgraphite-force-parallel): New flag.
13372 * graphite.c: Rewrite.
13373 * graphite.h: Rewrite.
13374 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
13376 * toplev.c (graphite_out_file): New file descriptor.
13377 (graphite_in_file): New.
13378 (process_options): flag_graphite_force_parallel cannot be used without
13380 * tree-ssa-loop.c: Include toplev.h.
13381 (gate_graphite_transforms): Enable flag_graphite for
13382 flag_graphite_force_parallel.
13384 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13386 * ChangeLog.graphite: New.
13387 * graphite-blocking.c: New.
13388 * graphite-clast-to-gimple.c: New.
13389 * graphite-clast-to-gimple.h: New.
13390 * graphite-dependences.c: New.
13391 * graphite-dependences.h: New.
13392 * graphite-interchange.c: New.
13393 * graphite-poly.c: New.
13394 * graphite-poly.h: New.
13395 * graphite-ppl.c: New.
13396 * graphite-ppl.h: New.
13397 * graphite-scop-detection.c: New.
13398 * graphite-scop-detection.h: New.
13399 * graphite-sese-to-poly.c: New.
13400 * graphite-sese-to-poly.h: New.
13404 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13406 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
13407 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
13409 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13411 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
13412 (scev_is_linear_expression): Return false if the evolution is not
13413 affine multivariate.
13415 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13417 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
13418 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
13420 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13422 * tree-data-ref.c (debug_data_references): New.
13423 (debug_data_reference): New.
13424 * tree-data-ref.h (debug_data_references): Declared.
13425 (debug_data_reference): Declared.
13427 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13429 * tree-data-ref.c (stmt_simple_memref_p: Removed.
13430 * tree-data-ref.h (scop_p): Removed.
13431 (struct data_reference): Remove field scop.
13432 (DR_SCOP): Removed.
13433 (stmt_simple_memref_p): Removed.
13435 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13437 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
13438 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
13441 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13443 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
13445 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13447 * doc/invoke.texi (-fgraphite-identity): Documented.
13449 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13451 * tree-scalar-evolution.c: Fix comment.
13452 (instantiate_scev_1): Return unknow from scev instantiation if the
13453 result is not above instantiate_below.
13455 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13457 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
13458 static anymore. Instantiate the symbols that may have been introduced
13460 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
13463 2009-07-30 DJ Delorie <dj@redhat.com>
13465 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
13466 .vliw directive to VLIW sections.
13468 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13470 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
13472 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
13473 (AUTOHEADER): New variable.
13474 ($(srcdir)/cstamp-h.in): Use it.
13476 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13477 Pat Haugen <pthaugen@us.ibm.com>
13478 Revital Eres <ERES@il.ibm.com>
13480 * config/rs6000/vector.md (VEC_F): Add VSX support.
13483 (mov<mode>): Ditto.
13484 (vector_load_<mode>): Ditto.
13485 (vector_store_<mode>): Ditto.
13486 (vector GPR move split): Ditto.
13487 (vec_reload_and_plus_<mptrsize>): Ditto.
13488 (vec_reload_and_reg_<mptrsize>): Ditto.
13489 (add<mode>3): Ditto.
13490 (sub<mode>3): Ditto.
13491 (mul<mode>3): Ditto.
13492 (neg<mode>2): Ditto.
13493 (abs<mode>2): Ditto.
13494 (smin<mode>3): Ditto.
13495 (smax<mode>3): Ditto.
13496 (vector_eq<mode>): Ditto.
13497 (vector_gt<mode>): Ditto.
13498 (vector_ge<mode>): Ditto.
13499 (vector_gtu<mode>): Ditto.
13500 (vector_select_<mode>_uns): Ditto.
13501 (vector_eq_<mode>_p): Ditto.
13502 (vector_gt_<mode>_p): Ditto.
13503 (vector_ge_<mode>_p): Ditto.
13504 (vector_gtu_<mode>_p): Ditto.
13505 (cr6_test_for_zero): Ditto.
13506 (cr6_test_for_zero_reverse): Ditto.
13507 (cr6_test_for_lt): Ditto.
13508 (cr6_test_for_lt_reverse): Ditto.
13509 (xor<mode>3): Ditto.
13510 (ior<mode>3): Ditto.
13511 (and<mode>3): Ditto.
13512 (one_cmpl<mode>2): Ditto.
13513 (nor<mode>2): Ditto.
13514 (andc<mode>2): Ditto.
13515 (float<VEC_int<mode>2): Ditto.
13516 (unsigned_float<VEC_int><mode>2): Ditto.
13517 (fix_trunc<mode><VEC_int>2): Ditto.
13518 (fixuns_trunc<mode><VEC_int>2): Ditto.
13520 (vec_set<mode>): Ditto.
13521 (vec_extract<mode>): Ditto.
13522 (vec_interleave_highv4sf): Ditto.
13523 (vec_interleave_lowv4sf): Ditto.
13524 (vec_realign_load_<mode>): Ditto.
13525 (vec_shl_<mode>): Ditto.
13526 (vec_shr_<mode>): Ditto.
13527 (div<mode>3): New patterns for VSX.
13528 (vec_interleave_highv2df): Ditto.
13529 (vec_interleave_lowv2df): Ditto.
13530 (vec_pack_trunc_v2df): Ditto.
13531 (vec_pack_sfix_trunc_v2df): Ditto.
13532 (vec_pack_ufix_trunc_v2df): Ditto.
13533 (vec_unpacks_hi_v4sf): Ditto.
13534 (vec_unpacks_lo_v4sf): Ditto.
13535 (vec_unpacks_float_hi_v4si): Ditto.
13536 (vec_unpacks_float_lo_v4si): Ditto.
13537 (vec_unpacku_float_hi_v4si): Ditto.
13538 (vec_unpacku_float_lo_v4si): Ditto.
13539 (movmisalign<mode>): Ditto.
13540 (vector_ceil<mode>2): New patterns for vectorizing math library.
13541 (vector_floor<mode>2): Ditto.
13542 (vector_btrunc<mode>2): Ditto.
13543 (vector_copysign<mode>3): Ditto.
13545 * config/rs6000/predicates.md (easy_vector_constant_msb): New
13546 predicate for setting the high bit in each word, used for copysign.
13548 * config/rs6000/ppc-asm.h (f19): Whitespace.
13549 (f32-f63): Define if VSX.
13550 (v0-v31): Define if Altivec.
13551 (vs0-vs63): Define if VSX.
13553 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
13555 * config/rs6000/power7.md: New file, provide tuning parameters for
13558 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
13559 (rs6000_cpu_cpp_builtins): Ditto.
13560 (altivec_overloaded_builtins): Ditto.
13561 (altivec_resolve_overloaded_builtin): Ditto.
13563 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
13564 debug switch to disable vectorizing simple math builtin
13567 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
13568 Vectorize simple math builtin functions.
13569 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13570 hook to vectorize math builtins.
13571 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
13572 (rs6000_builtin_conversion): Add VSX/power7 support.
13573 (rs6000_builtin_vec_perm): Ditto.
13574 (vsplits_constant): Add support for loading up a vector constant
13575 with just the high bit set in each part.
13576 (rs6000_expand_vector_init): Add VSX/power7 support.
13577 (rs6000_expand_vector_set): Ditto.
13578 (rs6000_expand_vector_extract): Ditto.
13579 (rs6000_emit_move): Ditto.
13580 (bdesc_3arg): Ditto.
13581 (bdesc_2arg): Ditto.
13582 (bdesc_1arg): Ditto.
13583 (rs6000_expand_ternop_builtin): Ditto.
13584 (altivec_expand_builtin): Ditto.
13585 (rs6000_expand_unop_builtin): Ditto.
13586 (rs6000_init_builtins): Ditto.
13587 (altivec_init_builtins): Ditto.
13588 (builtin_function_type): Ditto.
13589 (rs6000_common_init_builtins): Ditto.
13590 (rs6000_handle_altivec_attribute); Ditto.
13591 (rs6000_mangle_type): Ditto.
13592 (rs6000_vector_mode_supported_p): Ditto.
13593 (rs6000_mode_dependent_address): Altivec addresses with AND -16
13594 are mode dependent.
13596 * config/rs6000/vsx.md: New file for VSX support.
13598 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
13599 identifing values with just the most significant bit set.
13600 (enum rs6000_builtins): Add builtins for VSX. Add simple math
13601 vectorized builtins.
13603 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
13604 (UNSPEC_VRFIM): Delete.
13605 (splitter for loading up vector with most significant bit): New
13606 splitter for vectorizing copysign.
13607 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
13608 vectorizing simple math functions.
13609 (altivec_vrfip): Add support for vectorizing simple math functions.
13610 (altivec_vrfim): Ditto.
13611 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
13613 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
13614 (power7.md, vsx.md): Include for power7 support.
13615 (copysigndf3): Use VSX instructions if -mvsx.
13616 (negdf2_fpr): Ditto.
13617 (absdf2_fpr): Ditto.
13618 (nabsdf2_fpr): Ditto.
13619 (adddf3_fpr): Ditto.
13620 (subdf3_fpr): Ditto.
13621 (muldf3_fpr): Ditto.
13622 (divdf3_fpr): Ditto.
13623 (fix_truncdfdi2_fpr): Ditto.
13624 (cmpdf_internal1): Ditto.
13625 (fred, fred_fpr): Convert into expander/insn to add VSX support.
13626 (btruncdf2, btruncdf2_fpr): Ditto.
13627 (ceildf2, ceildf2_fpr): Ditto.
13628 (floordf2, floordf2_fpr): Ditto.
13629 (floatdidf2, floatdidf2_fpr): Ditto.
13630 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
13631 (fmsubdf4_fpr): Ditto.
13632 (fnmadddf4_fpr_1): Ditto.
13633 (fnmadddf4_fpr_2): Ditto.
13634 (fnmsubdf4_fpr_1): Ditto.
13635 (fnmsubdf4_fpr_2): Ditto.
13636 (fixuns_truncdfdi2): Add expander for VSX support.
13637 (fix_truncdfdi2): Ditto.
13638 (fix_truncdfsi2): Ditto.
13639 (ftruncdf2): Ditto.
13640 (btruncsf2): Whitespace.
13641 (movdf_hardfloat32): Add support for VSX registers.
13642 (movdf_softfloat32): Ditto.
13643 (movdf_hardfloat64): Ditto.
13644 (movdf_hardfloat64_mfpgpr): Ditto.
13645 (movdf_softfloat64): Ditto.
13646 (movti splitters): Add check for vector registers supporting
13647 TImode in the future.
13648 (bpermd): Add power7 bpermd instruction.
13650 * config/rs6000/altivec.h (vec_div): Define if VSX.
13653 (vec_nmadd): Ditto.
13654 (vec_nearbyint): Ditto.
13657 (all predicates): Use the generic builtin function, and not the V4SF
13658 specific function so that the predicates will work with VSX's V2DF.
13659 (vec_all_*): Ditto.
13660 (vec_any_*): Ditto.
13662 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
13663 Document new VSX functions and types.
13665 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
13668 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
13669 "wa", and "j" constraints. Modify "v" to talk about Altivec
13670 instead of just vector.
13672 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
13675 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
13676 location for phi arguments.
13677 (rewrite_update_phi_arguments): Find locations for reaching defs.
13678 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13679 Add location to add_phi_arg calls.
13680 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
13681 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
13682 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
13683 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
13684 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
13685 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
13686 * tree-phinodes.c (make_phi_node): Initialize location.
13687 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
13688 (add_phi_arg): Add location parameter.
13689 (remove_phi_arg_num): Move location when moving phi argument.
13690 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
13692 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
13693 slpeel_update_phi_nodes_for_guard1,
13694 slpeel_update_phi_nodes_for_guard2,
13695 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
13696 vect_loop_versioning): Set locations.
13697 * tree-parloops.c (create_phi_for_local_result,
13698 transform_to_exit_first_loop, create_parallel_loop): Add locations.
13699 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
13700 * tree-vect-loop.c (get_initial_def_for_induction,
13701 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
13703 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
13704 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
13705 (gimple_phi_arg_set_location): New. Set locus.
13706 (gimple_phi_arg_has_location): New. Check for locus.
13707 (redirect_edge_var_map_location): New. Return locus from var_map.
13708 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
13709 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
13710 combining PHI arguments.
13711 (cond_store_replacement): Set location.
13712 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
13713 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
13714 scop_add_exit_phis_edge): Add locations.
13715 * tree-cfgcleanup.c (remove_forwarder_block,
13716 remove_forwarder_block_with_phi): Add locations.
13717 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
13718 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
13720 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
13721 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
13722 flush_pending_stmts): Add source location.
13723 * lambda-code.c (perfect_nestify): Maintain location stack with argument
13724 stack to preserve locations.
13725 * tree-vect-stmts.c (vectorizable_load): Add location.
13726 * tree-inline.c (copy_phis_for_bb): Copy locus.
13727 (setup_one_parameter): Add call locus to inlined parameter stmts.
13728 (initialize_inlined_parameters): Pass in call location as parameter
13730 (tree_function_versioning): Pass location to setup_one_parameter.
13731 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
13732 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
13733 copy and edge lists.
13734 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
13735 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
13736 locus parameter and override the stmt default if provided.
13737 (new_elim_graph, clear_elim_graph, delete_elim_graph,
13738 elim_graph_add_edge, elim_graph_remove_succ_edge,
13739 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
13740 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
13741 eliminate_phi): Add locus info in elimination graph for each edge and
13743 (insert_backedge_copies): Copy locus if present.
13744 * tree-flow.h (struct _edge_var_map): Add locus field.
13745 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
13746 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
13747 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
13749 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
13751 2009-07-30 Martin Jambor <mjambor@suse.cz>
13753 PR tree-optimization/40570
13754 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
13755 use inlining loops.
13757 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
13759 * ssa-loop-manip.c: Include langhooks.h.
13760 (rewrite_phi_with_iv): New.
13761 (rewrite_all_phi_nodes_with_iv): New.
13762 (canonicalize_loop_ivs): Move here from tree-parloops.c.
13763 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
13764 * tree-parloops.c (loop_parallel_p): Move out all conditions
13765 except dependency check.
13766 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
13767 (gen_parallel_loop): Call canonicalize_loop_ivs without
13768 reduction_list argument.
13769 (build_new_reduction): New.
13770 (gather_scalar_reductions): New.
13771 (try_get_loop_niter): New.
13772 (try_create_reduction_list): New.
13773 (parallleize_loops): Change the parallel conditions check.
13774 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
13775 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
13777 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
13779 * opt-functions.awk (opt_args): Allow argument to be enclosed in
13781 * doc/options.texi (Option properties): Mention new quoting syntax.
13783 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13785 * config/alpha/alpha.c (alpha_start_function):
13786 Handle VMS_DEBUG_MAIN_POINTER
13787 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
13788 * doc/invoke.texi: Document -mdebug-main switch.
13790 2009-07-29 Richard Henderson <rth@redhat.com>
13792 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
13793 (cgraph_create_edge_including_clones): Likewise.
13794 * tree-inline.c (copy_bb): Operate on the correct edges
13795 when updating the callgraph.
13797 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13799 * config/alpha/vms-cc.c: Deleted.
13800 * config/alpha/vms-ld.c: Deleted.
13801 * config/alpha/t-vms64: Moved to config/vms
13802 * config/alpha/vms-crt0-64.c: Moved to config/vms
13803 * config/alpha/vms-crt0.c: Moved to config/vms
13804 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
13805 * config/alpha/vms-psxcrt0.c: Moved to config/vms
13806 * config/alpha/xm-vms.h: Moved to config/vms
13807 * config/alpha/x-vms: Moved to config/vms
13808 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
13810 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
13811 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
13813 * config/vms/t-vms64: Moved here from config/alpha
13814 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
13815 (argc,argv,envp): Enforce 32bit malloc'ing.
13816 * config/vms/vms-psxcrt0-64.c: Likewise.
13817 * config/vms/vms-crt0.c: Moved here from config/alpha.
13818 * config/vms/vms-psxcrt0.c: Likewise.
13819 * config/vms/vms-crtl-64.h: New file.
13820 * config/vms/vms-crtl.h: New file.
13821 * config/vms/vms.opt: New file.
13822 * config/vms/xm-vms64.h: New file.
13823 * config/vms/xm-vms.h: Moved here from config/alpha.
13824 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
13826 * config/vms/x-vms: Moved here from config/alpha.
13827 (version, VMS_EXTRA_PARTS): Moved to t-vms.
13828 (vms-ld.o, vms-cc.o): Removed.
13829 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
13831 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13833 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
13834 correct stack (obvious VMS fix).
13836 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13838 * dwarf2out.c (output_file_names): Output VMS style file name, size,
13839 date, version info if VMS_DEBUGGING_INFO defined.
13840 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
13841 size, date calculating code moved here.
13843 2009-07-29 Paul Brook <paul@codesourcery.com>
13845 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
13848 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
13851 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
13852 to DImode when generating insq_le insn.
13854 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13856 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
13857 New macro set for VMS_DEBUGGGING_INFO.
13858 (AT_string_form): Use it.
13860 2009-07-28 DJ Delorie <dj@redhat.com>
13862 * config/mep/mep.c (vtext_section): New.
13863 (vftext_section): New.
13864 (ftext_section): New.
13865 (mep_select_section): Add support for functions.
13866 (mep_unique_section): Likewise.
13867 (mep_asm_init_sections): Likewise.
13868 (mep_encode_section_info): Remove it from here.
13870 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
13872 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
13874 * tree.h (TREE_DEPRECATED): Document it is used for types too.
13875 (TYPE_VECTOR_OPAQUE): Use default_def_flag
13877 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13879 * dwarf2out.c (output_file_names): Test new macro
13880 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
13881 (add_comp_dir_attribute): Likewise.
13883 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
13885 * config/i386/mingw-w64.h (LINK_SPEC): Add
13886 separating space between commands.
13888 2009-07-28 Jan Hubicka <jh@suse.cz>
13890 PR tree-optimization/40759
13891 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
13894 2009-07-27 DJ Delorie <dj@redhat.com>
13896 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
13897 types are dword-aligned.
13898 (mep_expand_va_start): Likewise.
13900 2009-07-27 Olivier Hainque <hainque@adacore.com>
13901 Douglas B Rupp <rupp@gnat.com>
13903 * convert.c (convert_to_pointer): Don't assume the target
13904 pointer type is POINTER_SIZE long. Fetch its precision instead.
13906 2009-07-27 Douglas B Rupp <rupp@gnat.com>
13908 * system.h (fopen): Undefine if macro.
13910 2009-07-27 Jakub Jelinek <jakub@redhat.com>
13912 * dwarf2out.c (output_cfi_p): Removed.
13913 (output_cfis): New function.
13914 (output_fde): New function, split from output_call_frame_info.
13915 (output_call_frame_info): Use it.
13916 (dwarf2out_switch_text_section): Use output_cfis.
13918 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13920 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
13921 TARGET_BI_ARCH is specified without enabling SJLJ.
13922 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
13923 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
13925 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
13927 * arm.md (negdi2): Use DImode if forcing a value into a register.
13929 2009-07-26 Ira Rosen <irar@il.ibm.com>
13931 PR tree-optimization/40801
13932 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13933 of vector operand from the previous copy of vector statement.
13934 Pass the correct definition type value to
13935 vect_get_vec_def_for_stmt_copy().
13937 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13939 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13940 const char ** conversion.
13942 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13944 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13945 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13946 (gcc_unreachable): Invoke __builtin_unreachable() if
13947 !ENABLE_ASSERT_CHECKING.
13949 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13951 PR rtl-optimization/40445
13952 * emit-rtl.c (next_nonnote_insn_bb): New function.
13953 * rtl.h (next_nonnote_insn_bb): Declare new function.
13954 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13955 with no successors that is the successor of the ENTRY_BLOCK.
13956 Continue from the top after removing an empty fallthrough block.
13957 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13958 of next_nonnote_insn.
13960 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13962 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13964 2009-07-25 Martin Jambor <mjambor@suse.cz>
13966 * c-common.c (c_common_attribute_table): New element for noclone.
13967 (handle_noclone_attribute): New function. Forward-declare.
13968 * tree-inline.c (tree_versionable_function_p): Check for noclone
13970 * doc/extend.texi (Labels as Values): Document need for noclone.
13971 (Function Attributes): Document noclone attribute.
13973 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13975 PR rtl-optimization/34999
13976 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13977 and dw_fde_switched_cold_to_hot fields.
13978 (output_cfi_p): New function.
13979 (output_call_frame_info): If fde->dw_fde_switched_sections,
13980 output 2 FDEs instead of one with corrupted header.
13981 (dwarf2out_do_cfi_startproc): New function.
13982 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13983 and fde->dw_fde_switched_cold_to_hot.
13984 (dwarf2out_switch_text_section): Compute
13985 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13986 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13987 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13988 Otherwise, compute fde->dw_fde_switch_cfi.
13990 2009-07-24 Cary Coutant <ccoutant@google.com>
13992 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13994 2009-07-24 Cary Coutant <ccoutant@google.com>
13996 * cfghooks.c (split_block): Copy discriminator to new block.
13997 * tree-cfg.c (assign_discriminator): Check location of last
13998 instruction in block as well as first.
14000 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14002 * config/i386/linux.c: Use fputs or putc instead of fprintf
14004 * config/i386/gas.h: Ditto.
14005 * config/i386/x86-64.h: Ditto.
14006 * config/i386/att.h: Ditto.
14008 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14010 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14013 2009-07-24 Martin Jambor <mjambor@suse.cz>
14015 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14016 (ipa_push_func_to_list_1): Declare.
14017 (ipa_push_func_to_list): New function.
14019 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14020 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14021 (ipa_push_func_to_list): Removed.
14022 (ipa_pop_func_from_list): Clear node_enqueued flag.
14024 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14026 * config/s390/s390.c (override_options): Default
14027 max-unrolled-insns to 100 for z10 tuning.
14029 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14031 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14032 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14033 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14034 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14035 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14036 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14037 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14039 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14041 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14042 use default set in mingw32.h header.
14043 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14044 64-bit /mingw/include path.
14045 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14048 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14050 PR rtl-optimization/40209
14051 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14053 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14055 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14056 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14057 with the rest of string where appropriate. Use fputs or putc
14058 instead of fprintf where appropriate.
14060 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14061 Pat Haugen <pthaugen@us.ibm.com>
14062 Revital Eres <ERES@il.ibm.com>
14064 * config/rs6000/vector.md: New file. Move most of the vector
14065 expander support here from altivec.md to allow for the VSX vector
14066 unit in the future. Add support for secondary_reload patterns.
14067 Rewrite the patterns for vector comparison, and vector comparison
14068 predicate instructions so that the RTL expresses the desired
14069 behavior, instead of using unspec.
14071 * config/rs6000/constraints.md ("f" constraint): Use
14072 rs6000_constraints to hold the precalculated register class.
14073 ("d" constraint): Ditto.
14074 ("wd" constraint): New constraint for VSX.
14075 ("wf" constraint): Ditto.
14076 ("ws" constraint): Ditto.
14077 ("wa" constraint): Ditto.
14078 ("wZ" constraint): Ditto.
14079 ("j" constraint): Ditto.
14081 * config/rs6000/predicates.md (vsx_register_operand): New
14083 (vfloat_operand): New predicate for vector.md.
14084 (vint_operand): Ditto.
14085 (vlogical_operand): Ditto.
14086 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14087 (easy_vector_constant): Add VSX support.
14088 (altivec_indexed_or_indirect_operand): New predicate for
14089 recognizing Altivec style memory references with AND -16.
14091 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14092 for vector secondary reload support.
14093 (rs6000_vector_reg_class): Delete, replacing it with
14094 rs6000_constraints.
14095 (rs6000_vsx_reg_class): Ditto.
14096 (rs6000_constraints): New array to hold the register classes of
14097 each of the register constraints that can vary at runtime.
14098 (builtin_mode_to_type): New static array for builtin function type
14100 (builtin_hash_table): New static hash table for builtin function
14102 (TARGET_SECONDARY_RELOAD): Define target hook.
14103 (TARGET_IRA_COVER_CLASSES): Ditto.
14104 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14105 registers are 128 bits if VSX memory reference instructions are used.
14106 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14107 unit is being used.
14108 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14109 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14110 Print several of the scheduling related parameters.
14111 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14112 rs6000_constraints instead of rs6000_vector_reg_class. Move
14113 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14114 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14115 Altivec. Add VSX support. Setup for secondary reload support on
14116 Altivec/VSX registers.
14117 (rs6000_override_options): Make power7 set the scheduling groups
14118 like the power5. Add support for new debug switches to override
14119 the scheduling defaults. Temporarily disable -mcpu=power7 from
14120 setting -mvsx. Add support for debug switches -malways-hint,
14121 -msched-groups, and -malign-branch-targets.
14122 (rs6000_buitlin_conversion): Add support for returning unsigned
14123 vector conversion functions to fix regressions due to stricter
14125 (rs6000_builtin_mul_widen_even): Ditto.
14126 (rs6000_builtin_mul_widen_odd): Ditto.
14127 (rs6000_builtin_vec_perm): Ditto.
14128 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14129 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14130 to zero a register.
14131 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14132 generated upstream.
14133 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14134 VSX types for bit operations. Changes to accomidate vector.md.
14135 (bdesc_2arg): Ditto.
14136 (bdesc_1arg): Ditto.
14137 (struct builtin_description_predicates): Rewrite predicate
14138 handling so that RTL describes the operation, instead of passing
14139 the instruction to be used as a string argument.
14140 (bdesc_altivec_preds): Ditto.
14141 (altivec_expand_predicate_builtin): Ditto.
14142 (altivec_expand_builtin): Ditto.
14143 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14144 statement for vsldoi support.
14145 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14146 (altivec_expand_st_builtin): Ditto.
14147 (paired_expand_builtin): Whitespace changes.
14148 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14149 builtin_mode_to_type table for secondary reload. Call
14150 builtin_function_type to build random builtin functions.
14151 (altivec_init_builtins): Change to use builtin_function_type to
14152 create builtin function types dynamically as we need them.
14153 (builtin_hash_function): New support for hashing the tree types
14154 for builtin function as we need it, rather than trying to build
14155 all of the trees that we need. Add initial preliminary VSX support.
14156 (builtin_function_type): Ditto.
14157 (builtin_function_eq): Ditto.
14158 (builtin_hash_struct): Ditto.
14159 (rs6000_init_builtins): Ditto.
14160 (rs6000_common_init_builtins): Ditto.
14161 (altivec_init_builtins): Ditto.
14162 (rs6000_common_init_builtins): Ditto.
14163 (enum reload_reg_type): New enum for simplifing reg classes.
14164 (rs6000_reload_register_type): Simplify register classes into GPR,
14165 Vector, and other registers. Altivec and VSX addresses in reload.
14166 (rs6000_secondary_reload_inner): Ditto.
14167 (rs6000_ira_cover_classes): New target hook, that returns the
14168 appropriate cover classes, based on -mvsx being used or not.
14169 (rs6000_secondary_reload_class): Add VSX support.
14170 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14171 (get_vsel_insn): Ditto.
14172 (rs6000_emit_vector_compare): Rewrite vector conditional support
14173 so that where we can, we use RTL operators, instead of blindly use
14175 (rs6000_emit_vector_select): Ditto.
14176 (rs6000_emit_vector_cond_expr): Ditto.
14177 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14178 (create_TOC_reference): Add -mdebug=addr support.
14179 (emit_frame_save): VSX loads/stores need register indexed addressing.
14181 * config/rs6000/rs6000.md: Include vector.md.
14183 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14185 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14186 support for V2DI, V2DF in logical, permute, select operations.
14188 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14189 switch for vsx/power7.
14190 (-mvsx-scalar-memory): Ditto.
14191 (-mvsx-align-128): Ditto.
14192 (-mallow-movmisalign): Ditto.
14193 (-mallow-df-permute): Ditto.
14194 (-msched-groups): Ditto.
14195 (-malways-hint): Ditto.
14196 (-malign-branch-targets): Ditto.
14198 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14200 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14201 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14202 (rs6000_vector_reg_class): Delete.
14203 (rs6000_vsx_reg_class): Ditto.
14204 (enum rs6000_reg_class_enum): New enum for the constraints that
14205 vary based on target switches.
14206 (rs6000_constraints): New array to hold the register class for all
14207 of the register constraints that vary based on the switches used.
14208 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14209 (enum rs6000_builtins): Add unsigned varients for the builtin
14210 declarations returned by target hooks for expanding multiplies,
14211 select, and permute operations. Add VSX builtins.
14212 (enum rs6000_builtin_type_index): Add entries for VSX.
14213 (V2DI_type_node): Ditto.
14214 (V2DF_type_node): Ditto.
14215 (unsigned_V2DI_type_node): Ditto.
14216 (bool_long_type_node): Ditto.
14217 (intDI_type_internal_node): Ditto.
14218 (uintDI_type_internal_node): Ditto.
14219 (double_type_internal_node): Ditto.
14221 * config/rs6000/altivec.md (whole file): Move all expanders to
14222 vector.md from altivec.md. Rename insn matching functions to be
14224 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14225 (altivec_vcmp*): Ditto.
14226 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14227 (VM): New iterator for moves that includes the VSX types.
14228 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14229 (altivec_vperm_<mode>_uns): New, for unsigned types.
14230 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14231 (altivec_eq<mode>): Ditto.
14232 (altivec_gt<mode>): Ditto.
14233 (altivec_gtu<mode>): Ditto.
14234 (altivec_eqv4sf): Ditto.
14235 (altivec_gev4sf): Ditto.
14236 (altivec_gtv4sf): Ditto.
14237 (altivec_vcmpbfp_p): Ditto.
14239 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14241 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14244 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14247 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14248 ASM_SHORT instead of .word.
14249 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14250 instead of .word in asm template.
14252 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14255 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14256 (process_bb_node_lives): Use it.
14258 * ira.c (setup_cover_and_important_classes): Don't setup
14259 ira_important_class_nums. Add cover classes to the end of
14261 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
14263 (find_reg_class_closure): Use reorder_important_classes.
14265 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
14267 * config/i386/i386.c (i386_ira_cover_classes): New function.
14268 (TARGET_IRA_COVER_CLASSES): Redefine.
14270 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
14271 importance of order of cover classes in the array.
14273 2009-07-22 Diego Novillo <dnovillo@google.com>
14275 * tree-pass.h (TDF_EH): Define.
14276 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
14277 contains TDF_EH, print the EH region number holding GS.
14278 * tree-dump.c (dump_options): Add "eh".
14279 * doc/invoke.texi: Document it.
14281 2009-07-22 Doug Kwan <dougkwan@google.com>
14283 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
14285 2009-07-22 Michael Matz <matz@suse.de>
14287 PR tree-optimization/35229
14288 PR tree-optimization/39300
14290 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
14291 (inhibit_phi_insertion): New function.
14292 (insert_into_preds_of_block): Call it for REFERENCEs.
14293 (init_pre): Initialize and finalize scalar evolutions.
14294 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
14296 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
14298 * config/i386/predicates.md (zero_extended_scalar_load_operand):
14299 Use CONST_VECTOR_NUNITS to determine number of elements.
14301 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
14303 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
14304 (U, W): Constraints are now deprecated and will be removed if we
14305 run out of letters.
14306 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
14308 ("prefetch"): Add the stcmh instruction for prefetching.
14309 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
14311 (s390_short_displacement): Return always true if compiling for
14312 machines not providing the long displacement facility.
14313 (s390_mem_constraint): Support the new constraint letter Z.
14314 (s390_check_qrst_address): New function.
14316 2009-07-21 DJ Delorie <dj@redhat.com>
14318 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
14321 2009-07-21 Jason Merrill <jason@redhat.com>
14323 * c-common.c (max_tinst_depth): Increase default to 1024.
14325 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14327 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
14328 (vec_unpacku_float_lo_v4si): Ditto.
14330 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14333 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
14334 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
14335 (builtin_description): Add __builtin_ia32_cvtudq2ps.
14336 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
14338 2009-07-21 Jakub Jelinek <jakub@redhat.com>
14340 PR tree-optimization/40813
14341 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
14344 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
14346 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
14347 with a NOP_EXPR if needed.
14349 2009-07-21 Paul Brook <paul@codesourcery.com>
14351 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
14352 Terminate debug dump with newline.
14354 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14356 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
14357 Cast "1" to unsigned HOST_WIDE_INT.
14358 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
14359 deposit length to the maximum length - lsb. Extend length if
14360 HOST_BITS_PER_WIDE_INT is 32.
14362 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14364 * cgraph.h (constant_pool_htab): New function.
14365 (constant_descriptor_tree): Move from varasm.c.
14366 * varasm.c (constant_pool_htab): New function.
14367 (constant_descriptor_tree): Move to cgraph.h.
14369 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14371 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
14373 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
14375 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
14378 2009-07-20 Xinliang David Li <davidxl@google.com>
14380 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
14382 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
14384 * config/mips/mips.md (move_type): Add arith.
14385 (type): Handle arith.
14386 (zero_extendsidi2): Rename this into ...
14387 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
14388 (zero_extendsidi2): New expander.
14389 (*zero_extendsidi2_dext): New pattern.
14391 2009-07-20 Nick Clifton <nickc@redhat.com>
14393 * config.gcc (mips64-*-*): Add definition of tm_defines in order
14394 to set MIPS_ABI_DEFAULT.
14395 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
14397 2009-07-20 Jakub Jelinek <jakub@redhat.com>
14399 * tree-object-size.c (addr_object_size): Handle unions with
14400 array in it as last field of structs in __bos (, 1) as __bos (, 0).
14402 PR tree-optimization/40792
14403 * tree.c (build_function_type_skip_args): Remove bogus assert.
14405 2009-07-20 Jan Hubicka <jh@suse.cz>
14406 Martin Jambor <mjambor@suse.cz>
14408 * cgraph.h (combined_args_to_skip): New field.
14409 * cgraph.c (cgraph_create_virtual_clone): Properly handle
14410 combined_args_to_skip and args_to_skip.
14411 * tree-inline.c (update_clone_info): New function.
14412 (tree_function_versioning): Call update_clone_info.
14413 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
14415 (cgraph_materialize_all_clones): More extensive dumping, working
14416 with combined_args_to_skip rather than args_to_skip.
14418 2009-07-20 Ira Rosen <irar@il.ibm.com>
14420 * tree-vectorizer.h (vectorizable_condition): Add parameters.
14421 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
14422 (get_initial_def_for_reduction): Likewise.
14423 (vectorizable_reduction): Skip the check of first operand in case
14424 of COND_EXPR. Add check that it is outer loop vectorization if
14425 nested cycle was detected. Call vectorizable_condition() for
14426 COND_EXPR. If reduction epilogue cannot be created do not fail for
14427 nested cycles (if it is not double reduction). Assert that there
14428 is only one type in the loop in case of COND_EXPR. Call
14429 vectorizable_condition() to vectorize COND_EXPR.
14430 * tree-vect-stmts.c (vectorizable_condition): Update comment.
14431 Add parameters. Allow nested cycles if called from
14432 vectorizable_reduction(). Use reduction vector variable if provided.
14433 (vect_analyze_stmt): Call vectorizable_reduction() before
14434 vectorizable_condition().
14435 (vect_transform_stmt): Update call to vectorizable_condition().
14437 2009-07-20 Christian Bruel <christian.bruel@st.com>
14439 * config/sh/sh.opt (-mfmovd): Resurrect and document.
14440 * doc/invoke.texi (-mfmovd): Likewise.
14441 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
14443 2009-07-20 Jan Hubicka <jh@suse.cz>
14445 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
14446 when handling SSA name.
14448 2009-07-19 Jan Hubicka <jh@suse.cz>
14450 PR tree-optimization/40676
14451 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
14452 virtual PHIs in empty BBs.
14454 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14456 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
14457 re-expanded the compound use gen_lowpart instead to convert to the
14460 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14462 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
14463 OUTER_CONST arguments.
14464 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
14465 the new wider mode will be masked off.
14466 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
14468 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14470 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
14471 high-order bits are zero.
14473 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14475 * combine.c (simplify_shift_const_1): Split code to determine
14476 shift_mode into ...
14477 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
14478 new bits shifted in are identical to the old sign bit.
14480 2009-07-18 Richard Guenther <rguenther@suse.de>
14483 * gimplify.c (gimplify_call_expr): Reject code using results from
14484 functions returning void.
14486 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14488 * doc/md.texi: Document the new PowerPC "es" constraint.
14489 Document that "m" can include automodified addresses on this target,
14490 and explain how %U must be used. Extend the "Q" and "Z" documentation
14491 to suggest "es" as well as "m".
14492 * config/rs6000/constraints.md (es): New memory constraint.
14493 (Q, Z): Update strings to match new documentation.
14495 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14497 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
14498 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
14499 * config/rs6000/predicates.md (volatile_mem_operand): Use
14500 offsettable_nonstrict_memref_p.
14501 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
14502 (*floatunssidf2_internal): Likewise.
14503 (*fix_truncdfsi2_internal): Likewise.
14504 (*fix_trunctfsi2_internal): Likewise.
14506 2009-07-17 Anatoly Sokolov <aesok@post.ru>
14508 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
14509 atmega32u2 devices.
14510 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14512 2009-07-17 Richard Guenther <rguenther@suse.de>
14515 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
14516 (pass_warn_unused_result): Likewise.
14517 (TODO_set_props): Remove.
14518 * omp-low.c (diagnose_omp_structured_block_errors): Change to
14520 (pass_diagnose_omp_blocks): Define.
14521 * c-decl.c (pop_file_scope): Do not finalize the CU here.
14522 (c_gimple_diagnostics_recursively): Remove.
14523 (finish_function): Do not call it.
14524 (c_write_global_declarations): Continue after errors.
14525 Finalize the CU here.
14526 * c-gimplify.c (c_genericize): Do not gimplify here.
14527 * c-common.c (c_warn_unused_result): Move ...
14528 * tree-cfg.c (do_warn_unused_result): ... here.
14529 (run_warn_unused_result): New function.
14530 (gate_warn_unused_result): New function.
14531 (pass_warn_unused_result): New pass.
14532 * c-common.h (c_warn_unused_result): Remove.
14533 * flags.h (flag_warn_unused_result): Declare.
14534 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
14535 * opts.c (flag_warn_unused_result): Initialize to false.
14536 * toplev.c (compile_file): Add comment.
14537 * omp-low.c (create_omp_child_function): Do not register
14538 the function with the frontend.
14539 (diagnose_omp_structured_block_errors): Prepare to be
14540 called as optimization pass.
14541 (gate_diagnose_omp_blocks): New function.
14542 (pass_diagnose_omp_blocks): New pass.
14543 * cgraph.h (cgraph_optimize): Remove.
14544 (cgraph_analyze_function): Likewise.
14545 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
14546 * cgraphunit.c (cgraph_lower_function): Lower nested functions
14547 before their parents here.
14548 (cgraph_finalize_function): Not here.
14549 (cgraph_analyze_function): Gimplify functions here.
14550 (cgraph_finalize_compilation_unit): Continue after errors.
14551 Optimize the callgraph from here.
14552 (cgraph_optimize): Make static.
14553 * langhooks.c (write_global_declarations): Finalize the CU.
14554 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
14555 (gimplify_function_tree): Assert we gimplify only once.
14556 Set PROP_gimple_any property.
14557 * tree-nested.c (gimplify_all_functions): New function.
14558 (lower_nested_functions): Gimplify all nested functions.
14559 * gimple.h (diagnose_omp_structured_block_errors): Remove.
14560 * passes.c (init_optimization_passes): Add pass_warn_unused_result
14561 and pass_diagnose_omp_blocks after gimplification. Do not
14562 set TODO_set_props on all_lowering_passes.
14563 (execute_one_pass): Do not handle TODO_set_props.
14564 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
14565 (gimplify.o): Add tree-pass.h dependency.
14566 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
14567 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
14568 (unsave_r): Likewise.
14569 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
14570 temporary variable.
14572 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
14574 * doc/service.texi (Service): Restore previously removed link,
14575 which isn't broken after all.
14577 2009-07-17 Richard Guenther <rguenther@suse.de>
14579 PR tree-optimization/40321
14580 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
14581 PHI nodes to the maximal set.
14582 (make_values_for_phi): Add PHI arguments to the maximal set.
14583 (execute_pre): Dump PHI_GEN and the maximal set.
14585 2009-07-17 Jakub Jelinek <jakub@redhat.com>
14588 * gimplify.c (gimplify_conversion): Don't change non-conversions into
14591 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
14593 * doc/extend.texi (Nested Functions): Replace broken link with
14595 * doc/service.texi (Service): Remove broken link.
14597 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
14600 * builtins.c (expand_builtin_memcmp): Use loc instead of
14601 EXPR_LOCATION (exp).
14602 (expand_builtin_strncmp): Likewise.
14604 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
14605 Manuel López-Ibáñez <manu@gcc.gnu.org>
14608 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
14609 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
14610 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
14611 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
14612 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
14613 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
14614 tree-inline.c, c-common.c, c-common.h, gimple.c,
14615 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
14616 convert.c: Add location argument to fold_{unary,binary,ternary},
14617 fold_build[123], build_call_expr, build_size_arg,
14618 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
14619 fold_build1_initializer, fold_build2_initializer,
14620 fold_build3_initializer, fold_build_call_array,
14621 fold_build_call_array_initializer, fold_single_bit_test,
14622 omit_one_operand, omit_two_operands, invert_truthvalue,
14623 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
14624 combine_comparisons, fold_builtin_*, fold_call_expr,
14625 build_range_check, maybe_fold_offset_to_address, round_up,
14628 2009-07-16 Jason Merrill <jason@redhat.com>
14631 * c-common.c (c_common_reswords): Add __is_standard_layout
14633 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
14634 * doc/implement-cxx.texi: New.
14635 * doc/gcc.texi: Include it.
14637 2009-07-16 DJ Delorie <dj@redhat.com>
14639 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
14640 compares that may be indirectly affected by previous instructions.
14642 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14644 * builtins.c (do_mpc_arg2): New.
14645 (fold_builtin_2): Fold builtin cpow.
14646 * real.h (HAVE_mpc_pow): New.
14648 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
14650 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
14651 comparison to skip unprofitable schedule
14653 2009-07-16 Simon Baldwin <simonb@google.com>
14655 * gcc.c (option_map): New flag -no-canonical-prefixes.
14656 * (display_help): Print help text for new flag.
14657 * (process_command): Move options translation and language specifics
14658 and handle new flag early. Use it to set a function pointer to a
14659 prefix builder. Replace make_relative_prefix calls with calls to
14660 the function pointed to. Ignore new flag in regular options handling.
14661 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
14663 2009-07-15 DJ Delorie <dj@redhat.com>
14665 * config/mep/mep.md (sibcall_internal): Change register to avoid
14666 argument registers.
14667 (sibcall_value_internal): Likewise.
14669 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
14671 PR rtl-optimization/40710
14672 * resource.c (mark_target_live_regs): Reset DF problem to LR.
14674 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
14676 * config/mips/mips.md (*extenddi_truncate<mode>,
14677 *extendsi_truncate<mode>): Change type attribute to move_type
14678 with shift_shift. Split out code handling exts from here ...
14679 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
14681 (*extendhi_truncateqi): Change type attribute to move_type with
14682 shift_shift. Split out code handling exts from here ...
14683 (*extendhi_truncateqi_exts): ... to this new pattern.
14685 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
14687 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
14688 instead of "and" with inverted sign bit mask value. Use
14689 "nonimmediate_operand" for operand 1 and operand 2 predicate.
14690 Allocate registers only for operand 4 and operand 5.
14692 2009-07-15 Jakub Jelinek <jakub@redhat.com>
14694 PR middle-end/40747
14695 * fold-const.c (fold_cond_expr_with_comparison): When folding
14696 < and <= to MIN, make sure the MIN uses the same type as the
14697 comparison's operands.
14699 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
14701 * arm.md (ior_xor): New code iterator.
14702 (split for ior/xor with shift and zero-extend): New split pattern.
14703 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
14705 2009-07-15 Richard Guenther <rguenther@suse.de>
14707 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
14710 2009-07-15 Richard Guenther <rguenther@suse.de>
14712 PR middle-end/40753
14713 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
14715 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14717 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
14718 handle 2.6.30 kernel.
14720 2009-07-15 DJ Delorie <dj@redhat.com>
14722 * config/mep/mep.md (sibcall_internal): Change register to allow
14723 for 24-bit addresses.
14724 (sibcall_value_internal): Likewise.
14726 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
14728 * doc/invoke.texi: Added descriptions of the scheduling heuristics
14729 that are enabled/disabled by the flags introduced by a previous patch.
14731 2009-07-14 DJ Delorie <dj@redhat.com>
14733 * config/mep/mep.md (sibcall_internal): Include non-toggling
14735 (sibcall_value_internal): Likewise.
14737 2009-07-14 Taras Glek <tglek@mozilla.com>
14738 Rafael Espindola <espindola@google.com>
14740 * doc/sourcebuild.texi: Document install-plugin target.
14741 * configure.ac: Added install-plugin target to language makefiles.
14742 * configure: Regenerate.
14743 * Makefile.in (install-plugin): Install more headers,
14744 depend on lang.install-plugin.
14746 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14748 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
14751 2009-07-14 DJ Delorie <dj@redhat.com>
14753 * config/mep/mep.c (mep_vliw_jmp_match): New function.
14754 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
14755 * config/mep/mep.md (sibcall_internal): Change test from
14756 mep_vliw_mode_match to mep_vliw_jmp_match.
14757 (sibcall_value_internal): Likewise.
14759 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
14761 * config/i386/sse.md (copysign<mode>3): New expander.
14762 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
14763 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
14764 Use ix86_build_const_vector.
14765 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
14766 IX86_BUILTIN_CPYSGNPD.
14767 (builtin_description): Add __builtin_ia32_copysignps and
14768 __builtin_ia32_copysignpd.
14769 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
14770 and BUILT_IN_COPYSIGNF.
14772 2009-07-13 Jason Merrill <jason@redhat.com>
14774 * builtins.c (can_trust_pointer_alignment): New fn.
14775 (get_pointer_alignment): Factor it out from here.
14776 * tree.h: Declare it.
14778 2009-07-14 David Edelsohn <edelsohn@gnu.org>
14780 * config/rs6000/predicates.md (offsettable_mem_operand): Test
14783 2009-07-14 Dodji Seketeli <dodji@redhat.com>
14787 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
14789 2009-07-14 Richard Guenther <rguenther@suse.de>
14790 Andrey Belevantsev <abel@ispras.ru>
14792 PR middle-end/40745
14793 * cfgexpand.c (partition_stack_vars): Do not bother to update
14794 alias information when not optimizing.
14796 2009-07-14 Richard Guenther <rguenther@suse.de>
14797 Andrey Belevantsev <abel@ispras.ru>
14799 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
14800 (pt_solution_set): Likewise.
14801 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
14802 * tree-ssa-structalias.c (pt_solution_set): New function.
14803 * final.c (rest_of_clean_state): Free SSA data structures.
14804 * print-rtl.c (print_decl_name): Remove.
14805 (print_mem_expr): Implement in terms of print_generic_expr.
14806 * alias.c (ao_ref_from_mem): New function.
14807 (rtx_refs_may_alias_p): Likewise.
14808 (true_dependence): Query alias-export info.
14809 (canon_true_dependence): Likewise.
14810 (write_dependence_p): Likewise.
14811 * tree-dfa.c (get_ref_base_and_extent): For void types leave
14813 * emit-rtl.c (component_ref_for_mem_expr): Remove.
14814 (mem_expr_equal_p): Use operand_equal_p.
14815 (set_mem_attributes_minus_bitpos): Do not use
14816 component_ref_for_mem_expr.
14817 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
14818 (update_alias_info_with_stack_vars): Likewise.
14819 (partition_stack_vars): Call update_alias_info_with_stack_vars.
14820 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
14821 explicitly nor clear stmt operands.
14822 Free the decl-to-pointer map.
14823 * tree-optimize.c (execute_free_datastructures): Do not free
14824 SSA data structures here.
14825 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
14826 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
14827 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
14829 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
14831 2009-07-13 DJ Delorie <dj@redhat.com>
14833 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
14834 unrolling at the right iteration count.
14836 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
14839 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
14841 * haifa-sched.c (rank_for_schedule): Introduced flags to
14842 enable/disable individual scheduling heuristics.
14843 * common.opt: Introduced flags to enable/disable individual
14844 heuristics in the scheduler.
14845 * doc/invoke.texi: Introduced flags to enable/disable individual
14846 heuristics in the scheduler.
14848 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
14850 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
14851 config/i386/mingw-tls.c.
14852 * config/i386/mingw-tls.c: Removed.
14854 2009-07-13 Ira Rosen <irar@il.ibm.com>
14856 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
14857 checks access only relevant statements.
14858 (vectorizable_reduction): Likewise.
14860 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
14862 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
14863 just for 32-bit case.
14865 2009-07-12 Jan Hubicka <jh@suse.cz>
14867 PR tree-optimization/40585
14868 * except.c (expand_resx_expr): When there already is resume
14869 instruction, produce linked list.
14870 (build_post_landing_pads): Assert that resume is empty.
14871 (connect_post_landing_pads): Handle resume lists.
14872 (dump_eh_tree): Dump resume list.
14874 2009-07-12 Ira Rosen <irar@il.ibm.com>
14876 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14877 with additional argument.
14878 * tree-vectorizer.h (enum vect_def_type): Add
14879 vect_double_reduction_def.
14880 (vect_is_simple_reduction): Add argument.
14881 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
14883 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
14884 vect_is_simple_reduction with additional argument.
14885 (vect_analyze_loop_operations): Handle exit phi nodes in case of
14887 (reduction_code_for_scalar_code): Handle additional codes by
14888 returning ERROR_MARK for them. Fix comment and indentation.
14889 (vect_is_simple_reduction): Fix comment, add argument to specify
14890 double reduction. Detect double reduction.
14891 (get_initial_def_for_induction): Fix indentation.
14892 (get_initial_def_for_reduction): Fix comment and indentation.
14893 Handle double reduction. Create initial definitions that do not
14894 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
14895 (vect_create_epilog_for_reduction): Fix comment, add argument to
14896 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
14897 epilogue result extraction. Create double reduction phi node and
14898 replace relevant uses.
14899 (vectorizable_reduction): Call vect_is_simple_reduction with
14900 additional argument. Fix indentation. Update epilogue code treatment
14901 according to the changes in reduction_code_for_scalar_code. Check
14902 for double reduction. Call vect_create_epilog_for_reduction with
14903 additional argument.
14904 * tree-vect-stmts.c (process_use): Handle double reduction, update
14906 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
14907 (vect_get_vec_def_for_operand): Likewise.
14909 2009-07-12 Danny Smith <dansmister@gmail.com>
14911 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
14912 dllexport if !TREE_PUBLIC.
14913 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
14915 2009-07-11 Anatoly Sokolov <aesok@post.ru>
14917 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
14918 (avr_extra_arch_macro) Remove declatation.
14919 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
14920 (avr_extra_arch_macro) Declare as static.
14921 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
14923 2009-07-11 Jan Hubicka <jh@suse.cz>
14925 PR middle-end/48388
14926 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
14928 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14931 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14932 cold_in_std_section bits.
14933 (dwarf2out_begin_prologue): Initialize them.
14934 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14935 if already covered by text_section or cold_text_section range.
14937 PR rtl-optimization/40667
14938 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14939 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14940 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14941 * config/i386/i386.c (ix86_minimum_alignment): New function.
14942 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14943 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14944 * emit-rtl.c (gen_reg_rtx): Likewise.
14945 * function.c (assign_parms): Likewise. If nominal_type needs
14946 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14947 rather than passed_type's alignment.
14950 * function.c (assign_parm_setup_stack): Adjust
14951 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14952 from nominal_mode on big endian.
14954 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14956 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14958 2009-07-10 DJ Delorie <dj@redhat.com>
14960 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14962 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14964 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14966 (thumb2_cbnz): Likewise.
14968 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14971 * config.gcc (supported_defaults): Add synci.
14972 (with_synci): Add validation.
14973 (all_defaults): Add synci.
14974 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14977 * config/mips/mips.opt (msynci): New option.
14978 * config/mips/mips.c (mips_override_options): Warn on use of
14979 -msynci for targets that do now support it.
14980 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14982 * gcc/doc/invoke.texi (-msynci): Document the new option.
14983 * doc/install.texi (--with-synci): Document the new option.
14985 2009-07-10 Richard Guenther <rguenther@suse.de>
14987 PR tree-optimization/40496
14988 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14989 the PHI result with a compatible type.
14991 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14995 * c.opt (Wunused-result): New.
14996 * doc/invoke.texi: Document it.
14997 * c-common.c (c_warn_unused_result): Use it.
14999 2009-07-09 DJ Delorie <dj@redhat.com>
15001 * targhooks.c (default_target_can_inline_p): Rename from
15002 default_target_option_can_inline_p.
15003 * targhooks.h (default_target_can_inline_p): Likewise.
15004 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15005 TARGET_OPTION_CAN_INLINE_P.
15006 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15007 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15008 (mep_target_can_inline_p): Rename from
15009 mep_target_option_can_inline_p.
15012 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15013 registers used to pass vectors.
15015 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15017 2009-07-09 Tom Tromey <tromey@redhat.com>
15019 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15020 * config/mmix/mmix.c: Include dwarf2.h.
15021 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15022 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15023 * config/sh/sh.c: Include dwarf2.h.
15024 * config/i386/i386.c: Include dwarf2.h.
15025 * Makefile.in (DWARF2_H): Remove 'elf'.
15026 * except.c: Include dwarf2.h.
15027 * unwind-dw2.c: Include dwarf2.h.
15028 * dwarf2out.c: Include dwarf2.h.
15029 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15030 * unwind-dw2-fde.c: Include dwarf2.h.
15031 * dwarf2asm.c: Include dwarf2.h.
15033 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15035 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15036 (max_issue): Use it.
15037 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15039 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15040 (region_sched_info): Update.
15041 * sched-ebb.c (ebb_sched_info): Update.
15042 * modulo-sched.c (sms_sched_info): Update.
15043 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15045 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15047 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15049 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15051 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15053 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15055 PR middle-end/40692
15056 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15057 arg1 with arg01 if arg1 is already INTEGER_CST.
15059 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15061 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15062 Transform (and (truncate)) into (truncate (and)).
15064 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15066 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15067 creating LHS paradoxical subregs. Fix surrounding returns to
15068 use NULL_RTX rather than 0.
15070 2009-07-08 DJ Delorie <dj@redhat.com>
15072 * config/mep/mep.c (mep_option_can_inline_p): New.
15073 (TARGET_OPTION_CAN_INLINE_P): Define.
15075 2009-07-08 Mark Wielaard <mjw@redhat.com>
15078 * dwarf2out.c (add_data_member_location_attribute): When we have
15079 only a constant offset don't emit a new location description using
15080 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15083 2009-07-08 Richard Henderson <rth@redhat.com>
15086 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15087 (enum reg_class): Add CLOBBERED_REGS.
15088 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15089 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15090 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15091 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15092 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15093 force 64-bit sibcalls into R11.
15094 * config/i386/constraints.md (U): New constraint.
15095 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15096 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15097 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15099 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15101 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15103 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15104 * ebitmap.h (dump_ebitmap): Ditto.
15105 * optabs.h (optab_libfunc): Ditto.
15106 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15107 * tree-flow.h (vect_can_force_dr_alignment_p,
15108 get_vectype_for_scalar_type): Ditto.
15109 (vectorize_loops): Move prototype to ...
15110 * tree-vectorizer.h: ... here. Also, adjust comment.
15111 (vect_set_verbosity_level): Remove duplicate prototype.
15112 * tree-ssa-loop.c: Include tree-vectorizer.h.
15113 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15115 2009-07-08 Nick Clifton <nickc@redhat.com>
15117 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15120 2009-07-08 DJ Delorie <dj@redhat.com>
15122 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15123 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15124 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15126 * config/mep/intrinsics.md: Regenerated.
15127 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15128 registers when asm() or calls are detected.
15130 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15133 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15135 * gimple (gimple_build_call_from_tree): Likewise.
15136 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15137 no_warning flag before warning.
15139 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15141 * tree.c (set_expr_locus): Remove.
15142 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15143 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15145 * gimplify.c (internal_get_tmp_var): Likewise.
15146 (gimplify_call_expr): Likewise.
15147 (gimplify_one_sizepos): Likewise.
15149 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15152 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15153 to variables for debugging purposes.
15155 2009-06-23 Mark Loeser <mark@halcy0n.com>
15158 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15160 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15162 * pretty-print.c (pp_base_format): Remove %J.
15163 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15164 gcc_cxxdiag_char_table): Likewise.
15165 (init_dynamic_diag_info): Likewise.
15167 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15169 * pretty-print.c (pp_base_format): Remove %H.
15170 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15171 gcc_cxxdiag_char_table): Likewise.
15172 (init_dynamic_diag_info): Likewise.
15173 * config/mep/mep.c (mep_select_section): Likewise.
15175 2009-07-07 Duncan Sands <baldrick@free.fr>
15177 * final.c (pass_clean_state): Give the pass a name.
15178 * passes.c (pass_rest_of_compilation): Likewise.
15179 * tree-optimize.c (pass_all_optimizations): Likewise.
15181 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15183 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15184 an extra 'decl' for error_at.
15186 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15188 PR middle-end/40669
15189 * tree-tailcall.c (adjust_return_value_with_ops,
15190 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15191 if it has complex or vector type.
15193 2009-07-07 Olivier Hainque <hainque@adacore.com>
15195 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15198 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15200 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15202 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15204 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15205 * c-decl.c: Likewise.
15206 * function.c: Likewise.
15207 * varasm.c: Likewise.
15208 * tree-ssa.c: Likewise.
15209 * c-common.c: Likewise.
15210 * tree-cfg.c: Likewise.
15211 * config/spu/spu.c: Likewise.
15212 * config/ia64/ia64.c: Likewise.
15213 * config/v850/v850.c: Likewise.
15215 2009-07-06 DJ Delorie <dj@redhat.com>
15217 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15218 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15219 unspecified accesses to control registers.
15220 * config/mep/intrinsics.md: Regenerate.
15221 * config/mep/intrinsics.h: Regenerate.
15222 * config/mep/mep-intrin.h: Regenerate.
15224 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15226 * c-lex.c: Replace %H by an explicit location. Update all calls.
15227 * c-common.c: Likewise.
15228 * c-decl.c: Likewise.
15229 * c-typeck.c: Likewise.
15230 * fold-const.c: Likewise.
15231 * gimplify.c: Likewise.
15232 * stmt.c: Likewise.
15233 * tree-cfg.c: Likewise.
15234 * tree-ssa-loop-niter.c: Likewise.
15235 * tree-vrp.c: Likewise.
15236 * value-prof.c: Likewise.
15238 2009-07-06 Diego Novillo <dnovillo@google.com>
15240 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15241 if it has one. Handle cases where VAR does not have an
15242 annotation or cfun is NULL.
15244 2009-07-06 Diego Novillo <dnovillo@google.com>
15246 * tree.c: Include debug.h.
15247 (initialize_tree_contains_struct): New.
15248 (init_ttree): Call it.
15249 (tree_node_structure_for_code): Factor out of ...
15250 (tree_node_structure): ... here.
15251 * treestruct.def (TS_PHI_NODE): Remove.
15252 (TS_GIMPLE_STATEMENT): Remove.
15254 2009-07-06 Diego Novillo <dnovillo@google.com>
15256 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15257 (debug_tree_chain): Handle cycles.
15259 2009-07-06 Nick Clifton <nickc@redhat.com>
15260 DJ Delorie <dj@redhat.com>
15262 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15263 __FMOVD_ENABLED__ is defined.
15265 (TARGET_FMOVD): Provide a default definition.
15266 (MASK_FMOVD): Likewise.
15267 (TARGET_CPU_CPP_BUILTINS): Define
15268 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15269 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15270 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
15271 (split for DF load from memory into register): Also handle
15272 MEMs which consist of REG+DISP addressing.
15273 (split for DF store from register to memory): Likewise.
15274 (movsf_ie): Always use single fp_mode.
15275 * config/sh/sh.c (sh_override_options): Do not automatically
15276 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15277 that to the -mfmovd command line switch.
15278 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
15279 (fldi_ok): Always allow.
15280 * config/sh/sh.opt (mfmovd): Remove this switch.
15281 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15283 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
15284 Kaz Kojima <kkojima@gcc.gnu.org>
15286 PR rtl-optimization/30807
15287 * postreload.c (reload_combine): For every new use of REG_SUM,
15288 record the use of BASE.
15290 2009-07-06 Jan Hubicka <jh@suse.cz>
15292 * params.def: Revert my accidental commit at 2009-06-30.
15294 2009-07-04 Ian Lance Taylor <iant@google.com>
15297 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
15299 (mingw_format_attribute_overrides): Likewise.
15301 2009-07-04 Jakub Jelinek <jakub@redhat.com>
15304 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
15305 don't check cfa.reg. Instead of cfa.indirect use
15306 fde && fde->drap_reg != INVALID_REGNUM test.
15308 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
15310 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
15312 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
15315 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
15317 2009-07-03 Richard Guenther <rguenther@suse.de>
15319 PR tree-optimization/40640
15320 * tree-switch-conversion.c (build_arrays): Perform arithmetic
15323 2009-07-03 Jan Hubicka <jh@suse.cz>
15325 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
15326 for size, reduce amount of inlining.
15328 2009-07-03 Richard Guenther <rguenther@suse.de>
15330 PR middle-end/34163
15331 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
15332 if t +- x is known to not overflow and the conversion widens the
15334 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
15336 2009-07-03 Jan Hubicka <jh@suse.cz>
15338 * ipa-pure-const.c (analyze): Update loop optimizer init.
15339 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
15340 try_remove_empty_loop, remove_empty_loops): Remove.
15341 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
15342 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
15343 to mark regular loops as neccesary.
15344 (degenerate_phi_p): New function.
15345 (propagate_necessity, remove_dead_phis): Use it.
15346 (forward_edge_to_pdom): Likewise.
15347 (eliminate_unnecessary_stmts): Take care to remove uses of results of
15348 virtual PHI nodes that became unreachable.
15349 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
15350 * tree-flow.h (remove_empty_loops): Remove.
15351 * passes.c (init_optimization_passes): Remove.
15353 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
15355 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
15356 can_create_pseudo_p.
15357 (*fix_trunc<mode>_i387_1): Ditto.
15358 (*floathi<mode>2_1): Ditto.
15359 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
15360 (*fistdi2_1): Ditto.
15361 (*fist<mode>2_1): Ditto.
15362 (frndintxf2_floor): Ditto.
15363 (*fist<mode>2_floor_1): Ditto.
15364 (frndintxf2_ceil): Ditto.
15365 (*fist<mode>2_ceil_1): Ditto.
15366 (frndintxf2_trunc): Ditto.
15367 (frndintxf2_mask_pm): Ditto.
15368 (fxam<mode>2_i387_with_temp): Ditto.
15369 * config/i386/sse.md (mulv16qi3): Ditto.
15370 (*sse2_mulv4si3): Ditto.
15372 (sse4_2_pcmpestr): Ditto.
15373 (sse4_2_pcmpistr): Ditto.
15375 2009-07-03 Jan Hubicka <jh@suse.cz>
15377 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
15378 (mark_stmt_necessary): Set it.
15379 (mark_operand_necessary): Set it.
15380 (mark_control_dependent_edges_necessary): Set it.
15381 (mark_virtual_phi_result_for_renaming): New function.
15382 (get_live_post_dom): New function.
15383 (forward_edge_to_pdom): New function.
15384 (remove_dead_stmt): Fix handling of control dependences.
15385 (tree_dce_init): Init new bitmap.
15386 (tree_dce_done): Free it.
15388 2009-07-02 Richard Guenther <rguenther@suse.de>
15391 * tree-ssa-structalias.c (new_var_info): Initialize
15394 2009-07-02 Jan Hubicka <jh@suse.cz>
15396 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
15399 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
15401 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
15402 instead of recomputing it. Adjust calls.
15403 (emit_store_flag): Adjust recursive calls.
15405 2009-07-02 Richard Guenther <rguenther@suse.de>
15407 * tree-ssa-live.c (remove_unused_locals): Do not remove
15409 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
15410 of DECL_EXTERNAL for HEAP variables.
15411 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
15412 HEAP variables. Do not adjust RESTRICT vars.
15413 (find_what_var_points_to): Nobody cares if something
15414 points to READONLY.
15416 2009-07-02 Ben Elliston <bje@au.ibm.com>
15418 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
15419 pc_low and pc_high declarations to the top of the function.
15421 2009-07-01 DJ Delorie <dj@redhat.com>
15423 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
15424 registers as fixed.
15425 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
15426 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
15427 unspecified accesses to control registers.
15428 * config/mep/intrinsics.md: Regenerate.
15429 * config/mep/intrinsics.h: Regenerate.
15430 * config/mep/mep-intrin.h: Regenerate.
15432 2009-07-01 Anthony Green <green@moxielogic.com>
15434 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
15435 instruction when possible.
15436 (moxie_expand_prologue): Ditto. Also, save an instruction and
15437 some complexity by popping off of $r12 instead of $sp.
15438 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
15441 2009-07-01 Richard Henderson <rth@redhat.com>
15444 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
15445 contained no insns, reposition note before last insn.
15447 2009-07-01 Richard Henderson <rth@redhat.com>
15450 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
15451 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
15453 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15456 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
15457 darwin9 for printing reg addresses with %y.
15459 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15461 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
15462 truncation from operands in binary operations.
15464 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15467 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15468 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15469 subreg of op0 to the original op0.
15471 * expmed.c (store_bit_field_1): Use a temporary as the destination
15472 instead of a paradoxical subreg when we need to truncate the result.
15474 2009-07-01 DJ Delorie <dj@redhat.com>
15476 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
15477 names to VLIW variants.
15478 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
15479 * config/mep/intrinsics.md: Regenerate.
15480 * config/mep/intrinsics.h: Regenerate.
15481 * config/mep/mep-intrin.h: Regenerate.
15483 2009-07-01 Jakub Jelinek <jakub@redhat.com>
15486 * jump.c (returnjump_p): Revert last patch.
15487 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
15489 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15492 * pa.md (casesi32p): Use jump table label to determine the offset
15494 (casesi64p): Likewise.
15496 * pa.c (forward_branch_p): Return bool type. Use instruction
15497 addresses when available. Assert that INSN has a jump label.
15498 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
15501 2009-07-01 Richard Guenther <rguenther@suse.de>
15503 PR tree-optimization/19831
15504 * tree-ssa-dce.c (propagate_necessity): Calls to functions
15505 that only act as barriers do not make any previous stores necessary.
15506 * tree-ssa-structalias.c (handle_lhs_call): Delay making
15507 HEAP variables global, do not add a constraint from nonlocal.
15508 (find_func_aliases): Handle escapes through return statements.
15509 (compute_points_to_sets): Make escaped HEAP variables global.
15511 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15514 * expmed.c (emit_store_flag): Perform a conversion if necessary,
15515 after reducing a DImode cstore to SImode.
15517 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15519 * expr.c (expand_expr_real_1): Reinstate fallthrough to
15520 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
15522 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
15524 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
15525 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
15527 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
15528 and umod_optab if TARGET_BSD_DIVMOD.
15529 * config/vax/lib1funcs.asm: New file.
15530 * config/vax/t-linux: New file.
15531 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
15533 2009-06-30 Jakub Jelinek <jakub@redhat.com>
15536 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
15537 to type arguments that have void type.
15540 * dwarf2out.c (gen_formal_parameter_die): Call
15541 equate_decl_number_to_die if node is different from origin.
15543 2009-06-30 Anthony Green <green@moxielogic.com>
15545 Clean up moxie port for --enable-build-with-cxx.
15546 * config/moxie/moxie.c (moxie_function_value): First two
15547 parameters are const_tree, not tree.
15548 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
15549 (REG_CLASS_NAMES): Ditto.
15550 (REGNO_REG_CLASS): Ditto.
15551 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
15552 (moxie_function_value): Fix constyness of arguments.
15554 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
15556 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
15557 finalize_size_functions before further processing.
15558 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
15559 (variable_size): Call self_referential_size on size expressions
15560 that contain a PLACEHOLDER_EXPR.
15561 (size_functions): New static variable.
15562 (copy_self_referential_tree_r): New static function.
15563 (self_referential_size): Likewise.
15564 (finalize_size_functions): New global function.
15565 * tree.c: Include tree-inline.h.
15566 (push_without_duplicates): New static function.
15567 (find_placeholder_in_expr): New global function.
15568 (substitute_in_expr) <tcc_declaration>: Return the replacement object
15570 <tcc_expression>: Likewise.
15571 <tcc_vl_exp>: If the replacement object is a constant, try to inline
15572 the call in the expression.
15573 * tree.h (finalize_size_functions): Declare.
15574 (find_placeholder_in_expr): Likewise.
15575 (FIND_PLACEHOLDER_IN_EXPR): New macro.
15576 (substitute_placeholder_in_expr): Update comment.
15577 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
15579 (copy_tree_body_r): Likewise.
15580 (copy_tree_body): New static function.
15581 (maybe_inline_call_in_expr): New global function.
15582 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
15583 (maybe_inline_call_in_expr): Declare.
15584 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
15585 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
15588 2009-06-30 Richard Guenther <rguenther@suse.de>
15590 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
15592 (propagate_necessity): Do not mark reaching defs of stores
15595 2009-06-30 Jan Hubicka <jh@suse.cz>
15597 * cfgloopanal.c (check_irred): Move into ...
15598 (mark_irreducible_loops): ... here; return true if ireducible
15600 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
15601 (analyze_function): Try to prove loop finiteness.
15602 * cfgloop.h (mark_irreducible_loops): Update prototype.
15603 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
15605 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
15607 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
15609 2009-06-30 Ira Rosen <irar@il.ibm.com>
15611 PR tree-optimization/40542
15612 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
15615 2009-06-30 Martin Jambor <mjambor@suse.cz>
15617 PR tree-optimization/40582
15618 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
15619 than useless_type_conversion_p.
15620 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
15623 2009-06-30 Martin Jambor <mjambor@suse.cz>
15625 PR middle-end/40554
15626 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
15628 2009-06-30 Richard Guenther <rguenther@suse.de>
15630 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
15631 use ao_ref references.
15632 (walk_aliased_vdefs): Likewise.
15633 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
15634 * tree-ssa-dce.c (struct ref_data): Remove.
15635 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
15636 (mark_aliased_reaching_defs_necessary): Adjust.
15637 (mark_all_reaching_defs_necessary_1): Likewise.
15639 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
15642 * expmed.c (emit_cstore): New name of emit_store_flag_1.
15643 (emit_store_flag_1): Extract from emit_store_flag, adjust
15644 calls to (what now is) emit_cstore.
15645 (emit_store_flag): Call emit_store_flag_1 and also use it
15646 for what used to be recursive calls.
15648 2009-06-30 Wei Guozhi <carrot@google.com>
15651 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
15652 if the target bb post dominates from bb.
15653 * config/i386/i386.c (memory_address_length): Check existence of base
15654 register before using it.
15656 2009-06-30 Nick Clifton <nickc@redhat.com>
15657 DJ Delorie <dj@redhat.com>
15659 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15660 __FMOVD_ENABLED__ is defined.
15662 (TARGET_FMOVD): Provide a default definition.
15663 (MASK_FMOVD): Likewise.
15664 (TARGET_CPU_CPP_BUILTINS): Define
15665 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15666 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15667 two fmov instructions depending upon whether TARGET_FMOVD is
15669 (split for DF load from memory into register): Also handle
15670 MEMs which consist of REG+DISP addressing.
15671 (split for DF store from register to memory): Likewise.
15672 * config/sh/sh.opt (mfmovd): Remove this switch.
15673 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15674 * config/sh/sh.c (sh_override_options): Do not automatically
15675 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15676 that to the -mfmovd command line switch.
15678 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
15680 (fldi_ok): Always allow.
15681 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
15683 2009-06-29 DJ Delorie <dj@redhat.com>
15685 * doc/install.texi (mep-x-elf): Correct chip's full name.
15687 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
15689 * doc/extend.texi: Fix typo.
15691 2009-06-29 Tom Tromey <tromey@redhat.com>
15693 * dwarf2.h: Remove.
15694 * Makefile.in (DWARF2_H): New variable.
15695 (except.o): Use it.
15696 (dwarf2out.o): Likewise.
15697 (dwarf2asm.o): Likewise.
15698 * config/i386/t-i386: Use DWARF2_H.
15699 * except.c: Include elf/dwarf2.h.
15700 * unwind-dw2.c: Include elf/dwarf2.h.
15701 * dwarf2out.c: Include elf/dwarf2.h.
15702 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
15703 <dtprel>: New field.
15704 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
15705 (size_of_loc_descr): Likewise.
15706 (output_loc_operands_raw): Likewise.
15707 (output_loc_operands): Handle new dtprel field.
15708 (loc_checksum): Update.
15709 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
15710 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
15711 * unwind-dw2-fde.c: Include elf/dwarf2.h.
15712 * dwarf2asm.c: Include elf/dwarf2.h.
15713 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
15714 * config/mmix/mmix.c: Include elf/dwarf2.h.
15715 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
15716 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
15717 * config/sh/sh.c: Include elf/dwarf2.h.
15718 * config/i386/i386.c: Include elf/dwarf2.h.
15720 2009-06-29 DJ Delorie <dj@redhat.com>
15722 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
15724 * doc/extend.texi: Add MeP attributes and pragmas.
15725 * doc/invoke.text: Add MeP Options.
15726 * doc/contrib.texi: Add MeP contribution.
15727 * doc/md.texi: Add MeP constraints.
15728 * doc/install.texi: Add MeP target.
15730 2009-06-30 Anatoly Sokolov <aesok@post.ru>
15732 * target.h (struct gcc_target): Add frame_pointer_required field.
15733 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
15734 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
15735 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
15737 * reload1.c (update_eliminables): (Ditto.).
15738 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
15739 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15740 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
15742 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
15744 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
15745 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15746 (arm_frame_pointer_required): New function.
15748 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
15749 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15750 (avr_frame_pointer_required_p): Declare as static.
15751 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
15753 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
15754 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15755 (bfin_frame_pointer_required): Make as static, change return type
15757 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
15759 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
15760 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15761 (cris_frame_pointer_required): New function.
15763 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
15765 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
15766 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15767 (fr30_frame_pointer_required): New function.
15769 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
15770 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15771 (frv_frame_pointer_required): Make as static, change return type
15773 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
15775 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
15776 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15777 (ix86_frame_pointer_required): Make as static, change return type to
15779 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
15781 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
15782 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15784 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
15786 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
15788 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
15790 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
15791 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15792 (mips_frame_pointer_required): Make as static.
15793 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
15795 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
15796 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15797 (mmix_frame_pointer_required): Mew function.
15799 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
15800 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15802 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
15804 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
15806 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
15808 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
15809 (CAN_ELIMINATE): Redefine.
15810 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15811 (sparc_frame_pointer_required): New function.
15812 (sparc_can_eliminate): New function.
15813 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
15815 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
15816 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15818 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
15819 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15820 (xtensa_frame_pointer_required): Make as static, change return type
15822 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
15825 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
15827 * doc/plugins.texi: Document PLUGIN_START_UNIT.
15828 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
15829 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
15830 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
15831 (register_callback): Handle PLUGIN_START_UNIT.
15832 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
15834 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
15836 * tree.c (process_call_operands): Propagate TREE_READONLY from the
15838 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
15839 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
15841 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
15843 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
15846 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
15848 * doc/extend.texi (Additional Floating Types): __float128 is also
15849 supported on i386 targets.
15851 2009-06-29 Richard Guenther <rguenther@suse.de>
15853 PR middle-end/14187
15854 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15856 (pt_solutions_same_restrict_base): Declare.
15857 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
15859 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
15860 (make_constraint_from, make_copy_constraint): Move earlier.
15861 (make_constraint_from_heapvar): New function.
15862 (make_constraint_from_restrict): Likewise.
15863 (handle_lhs_call): Use it.
15864 (find_func_aliases): Use it to track conversions to restrict
15865 qualified pointers.
15866 (struct fieldoff): Add only_restrict_pointers flag.
15867 (push_fields_onto_fieldstack): Initialize it.
15868 (create_variable_info_for): Track global restrict qualified pointers.
15869 (intra_create_variable_infos): Use make_constraint_from_heapvar.
15870 Track restrict qualified pointer arguments.
15871 (set_uids_in_ptset): Use varinfo is_global_var flag.
15872 (find_what_var_points_to): Set the vars_contains_restrict flag.
15873 Always create the points-to solution for sets including restrict tags.
15874 (pt_solutions_same_restrict_base): New function.
15875 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
15876 qualified pointers use pt_solutions_same_restrict_base as
15877 additional source for disambiguation.
15879 2009-06-29 Richard Guenther <rguenther@suse.de>
15881 PR middle-end/38212
15882 * alias.c (find_base_decl): Remove.
15883 (get_deref_alias_set_1): Remove restrict handling.
15884 * c-common.c (c_apply_type_quals_to_decl): Do not set
15885 DECL_POINTER_ALIAS_SET.
15886 * gimplify.c (find_single_pointer_decl_1): Remove.
15887 (find_single_pointer_decl): Likewise.
15888 (internal_get_tmp_var): Remove restrict handling.
15889 (gimple_regimplify_operands): Likewise.
15890 * omp-low.c (expand_omp_atomic_pipeline): Do not set
15891 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
15892 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
15893 * tree.c (restrict_base_for_decl): Remove.
15894 (init_ttree): Do not allocate it.
15895 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
15896 LABEL_DECL_UID for label decls.
15897 (copy_node_stat): Do not copy restrict information.
15898 (decl_restrict_base_lookup): Remove.
15899 (decl_restrict_base_insert): Likewise.
15900 (print_restrict_base_statistics): Likewise.
15901 (dump_tree_statistics): Do not call print_restrict_base_statistics.
15902 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
15903 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
15904 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
15905 (LABEL_DECL_UID): Adjust.
15906 (DECL_BASED_ON_RESTRICT_P): Remove.
15907 (DECL_GET_RESTRICT_BASE): Likewise.
15908 (SET_DECL_RESTRICT_BASE): Likewise.
15909 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
15911 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
15912 instead of DECL_POINTER_ALIAS_SET.
15913 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15914 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
15915 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
15917 2009-06-29 Richard Guenther <rguenther@suse.de>
15919 PR tree-optimization/40579
15920 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
15921 the IL to simplify has constants that overflowed.
15923 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
15925 PR tree-optimization/40550
15926 * tree-vect-generic.c (expand_vector_operations_1): Compute in
15927 vector_compute_type only when the size of vector_compute_type is
15928 less than the size of type.
15930 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15932 * fold-const.c (contains_label_1): Fix comments.
15933 (contains_label_p): Do not walk trees multiple time.
15935 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15937 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15938 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15939 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15940 ix86_fp_comparison_operator.
15941 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15942 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15943 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15944 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15945 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15946 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15947 (related splits): Change predicate to ix86_fp_comparison_operator.
15948 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15949 instead of ix86_fp_comparison_codes.
15950 (ix86_trivial_fp_comparison_operator,
15951 ix86_fp_comparison_operator): New.
15952 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15953 (ix86_expand_compare): Eliminate last two parameters.
15954 (ix86_fp_jump_nontrivial_p): Kill.
15955 * config/i386/i386.c (put_condition_code): Eliminate call to
15956 ix86_fp_comparison_codes and subsequent assertion.
15957 (ix86_fp_comparison_codes): Eliminate.
15958 (ix86_fp_swap_condition): New.
15959 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15960 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15961 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15962 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15963 and ix86_fp_swap_condition.
15964 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15965 Use ix86_fp_comparison_strategy.
15966 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15967 (ix86_fp_jump_nontrivial_p): Eliminate.
15968 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15969 call to ix86_expand_compare.
15970 (ix86_split_fp_branch, ix86_expand_setcc,
15971 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15972 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15974 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15976 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15977 related to jump_clobbers.
15978 * config/arm/arm.md (conds): Remove jump_clob case.
15979 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15980 splits): Change comparison_operator to arm_comparison_operator.
15981 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15984 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15986 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15987 condition for floating point modes.
15988 * expmed.c (emit_store_flag_1): Move here a bigger part
15989 of emit_store_flag.
15990 (emit_store_flag): Try swapping the condition for floating point
15992 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15994 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15996 * expr.c (expand_expr_real_1): Just use do_store_flag.
15997 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15998 emit_store_flag_force.
15999 * expmed.c (emit_store_flag_force): Copy here trick
16000 previously in expand_expr_real_1. Try reversing the comparison.
16001 (emit_store_flag_1): Work if target is NULL.
16002 (emit_store_flag): Work if target is NULL, using the result mode
16003 from the comparison. Use split_comparison, restructure final part
16004 to simplify conditionals.
16006 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16008 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16009 * dojump.c (do_jump): Change handling of floating-point
16010 ops to use just do_compare_and_jump.
16011 (split_comparison): New.
16012 (do_compare_rtx_and_jump): Add here logic coming previously
16013 in do_jump, using split_comparison.
16015 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16018 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16020 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16022 * tree-ssa-alias.c: Fix unintentional commit.
16024 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16026 * passes.c (execute_one_pass): Fix unintentional commit.
16028 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16030 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16031 (df_rd_local_compute, df_md_local_compute): Inline them.
16033 (df_md_scratch): New.
16034 (df_md_alloc, df_md_free): Allocate/free it.
16035 (df_md_local_compute): Only include live registers in init.
16036 (df_md_transfer_function): Prune the in-set computed by
16037 the confluence function, and the gen-set too.
16039 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16041 PR rtl-optimization/26854
16042 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16043 * df-problems.c (df_rd_add_problem): Fix comment.
16044 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16045 df_md_simulate_artificial_defs_at_top,
16046 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16047 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16048 df_md_transfer_function, df_md_init, df_md_confluence_0,
16049 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16050 problem_MD, df_md_add_problem): New.
16051 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16052 df_md_get_bb_info): New.
16053 (DF_LAST_PROBLEM_PLUS1): Adjust.
16055 * Makefile.in (fwprop.o): Include domwalk.h.
16056 * fwprop.c: Include domwalk.h.
16057 (reg_defs, reg_defs_stack): New.
16058 (bitmap_only_bit_between): Remove.
16059 (process_defs): New.
16060 (process_uses): Use reg_defs and local_md instead of
16061 bitmap_only_bit_between and local_rd.
16062 (single_def_use_enter_block): New, from build_single_def_use_links.
16063 (single_def_use_leave_block): New.
16064 (build_single_def_use_links): Remove code moved to
16065 single_def_use_enter_block, invoke domwalk.
16066 (use_killed_between): Adjust comment.
16068 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16070 * bitmap.h (bitmap_ior_and_into): New.
16071 * bitmap.c (bitmap_ior_and_into): New.
16073 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16075 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16076 before_dom_children_before_stmts and after_dom_children_after_stmts.
16077 Rename the two remaining callbacks to just before_dom_children and
16078 after_dom_children. Remove other GIMPLE statement walking bits.
16079 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16080 * graphite.c: Do not include domwalk.h.
16081 * tree-into-ssa.c (interesting_blocks): New global.
16082 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16083 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16084 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16085 now that they're not domwalk callbacks.
16086 (rewrite_initialize_block): Rename to...
16087 (rewrite_enter_block): ... this, place after called functions. Test
16088 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16089 (rewrite_finalize_block): Rename to...
16090 (rewrite_leave_block): ... this, place after called functions.
16091 (rewrite_update_init_block): Rename to...
16092 (rewrite_update_enter_block): ... this, place after called functions.
16093 Test interesting_blocks, call rewrite_update_stmt and
16094 rewrite_update_phi_arguments.
16095 (rewrite_update_fini_block): Rename to...
16096 (rewrite_leave_block): ... this, place after called functions.
16097 (rewrite_blocks): Remove last argument, simplify initialization of
16099 (mark_def_sites_initialize_block): Rename to...
16100 (mark_def_sites_block): ... this, call mark_def_sites.
16101 (mark_def_sites_blocks): Remove argument, simplify initialization of
16103 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16104 (update_ssa): Likewise.
16105 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16107 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16108 (dom_opt_initialize_block): Rename to...
16109 (dom_opt_enter_block): ... this, place after called functions. Walk
16110 statements here, inline propagate_to_outgoing_edges.
16111 (dom_opt_finalize_block): Rename to...
16112 (dom_opt_leave_block): ... this, place after called functions.
16113 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16115 (dse_enter_block, dse_record_phi): New.
16116 (dse_record_phis): Delete.
16117 (dse_finalize_block): Rename to...
16118 (dse_leave_block): ... this.
16119 (tree_ssa_dse): Simplify initialization of walk_data.
16120 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16121 Adjust initialization of walk_data.
16122 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16123 * tree-ssa-loop-phiopt.c (get_non_trapping):
16124 Adjust initialization of walk_data.
16125 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16126 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16127 it's not a domwalk callback.
16128 (uncprop_initialize_block): Rename to...
16129 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16130 (dse_finalize_block): Rename to...
16131 (dse_leave_block): ... this.
16132 (tree_ssa_uncprop): Simplify initialization of walk_data.
16133 * Makefile.in: Adjust dependencies.
16135 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16137 * arm.md (casesi): Fix test for Thumb1.
16138 (thumb1_casesi_internal_pic): Likewise.
16139 (thumb1_casesi_dispatch): Likewise.
16141 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16143 * config/arm/arm-cores.def: Added core cortex-m0.
16144 * config/arm/arm-tune.md: Regenerated.
16145 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16147 2009-06-26 DJ Delorie <dj@redhat.com>
16149 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16151 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16152 the scheduler doesn't tag jump insns.
16154 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16156 * c-decl.c (merge_decls): Re-indent.
16158 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16161 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16162 Special-case decimal float constants.
16164 2009-06-26 Richard Henderson <rth@redhat.com>
16166 * function.h (struct function): Add cannot_be_copied_reason,
16167 and cannot_be_copied_set.
16168 * tree-inline.c (has_label_address_in_static_1): Rename from
16169 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16170 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16171 don't set inline_forbidden_reason.
16172 (copy_forbidden): New function, split out of inline_forbidden_p.
16173 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16174 (inline_forbidden_p): Use copy_forbidden.
16175 (tree_versionable_function_p): Likewise.
16176 (inlinable_function_p): Merge into tree_inlinable_function_p.
16177 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16178 * ipa-cp.c (ipcp_versionable_function_p): New function.
16179 (ipcp_cloning_candidate_p): Use it.
16180 (ipcp_node_modifiable_p): Likewise.
16182 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16184 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16185 that is marked not to be inlined. Remove flag_mudflap use.
16186 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16187 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16189 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16192 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16193 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16195 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16197 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16199 (__mingwthr_remove_key_dtor): Likewise.
16201 2009-06-26 Richard Guenther <rguenther@suse.de>
16203 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16205 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16207 PR middle-end/40525
16208 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16209 try the non-cond_exec path also.
16211 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16214 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16215 (output_cbranch): Use new functions.
16216 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16219 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16220 Pat Haugen <pthaugen@us.ibm.com>
16221 Revital Eres <ERES@il.ibm.com>
16223 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16224 for %c error. Add %x support to print VSX registers as a unified
16225 register set, instead of separate float and altivec registers.
16226 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16227 %y case, and add support for VSX pre-modify addresses.
16228 (output_toc): Add assert for CONST containing an integer constant
16230 (rs6000_adjust_cost): Add POWER7 support.
16231 (insn_must_be_first_in_group): Ditto.
16232 (insn_must_be_last_in_group): Ditto.
16233 (rs6000_emit_popcount): Ditto.
16234 (rs6000_vector_mode_supported_p): Ditto.
16236 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16237 Change some of the functions called by macros to being called
16238 through a pointer, so debug functions can be inserted if
16239 -mdebug=addr or -mdebug=cost.
16240 (rs6000_preferred_reload_class_ptr): Ditto.
16241 (rs6000_secondary_reload_class_ptr): Ditto.
16242 (rs6000_secondary_memory_needed_ptr): Ditto.
16243 (rs6000_cannot_change_mode_class_ptr): Ditto.
16244 (rs6000_secondary_reload_inner): Ditto.
16245 (rs6000_legitimize_reload_address): Ditto.
16246 (rs6000_legitimize_reload_address_ptr): Ditto.
16247 (rs6000_mode_dependent_address): Ditto.
16248 (rs6000_mode_dependent_address_ptr): Ditto.
16250 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16251 function to return true if the mode allows reg + integer
16253 (virtual_stack_registers_memory_p): New function to return true if
16254 the address refers to a virtual stack register.
16255 (rs6000_legitimate_offset_address_p): Move code to say whether a
16256 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16258 (rs6000_legitimate_address_p): Add checks for modes that only can
16259 do reg+reg addressing. Start adding VSX support.
16260 (rs6000_legitimize_reload_address): Ditto.
16261 (rs6000_legitimize_address): Ditto.
16262 (rs6000_debug_legitimate_address_p): New debug functions for
16263 -mdebug=addr and -mdebug=cost.
16264 (rs6000_debug_rtx_costs): Ditto.
16265 (rs6000_debug_address_costs): Ditto.
16266 (rs6000_debug_adjust_cost): Ditto.
16267 (rs6000_debug_legitimize_address): Ditto.
16268 (rs6000_legitimize_reload_address_ptr): Point to call normal
16269 function or debug function. Make functions called via pointer
16271 (rs6000_mode_dependent_address_ptr): Ditto.
16272 (rs6000_secondary_reload_class_ptr): Ditto.
16273 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
16274 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
16275 into a friendlier error.
16276 (rs6000_init_builtins): Add initial VSX support.
16277 (rs6000_adjust_cost): Fix some spacing issues.
16279 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
16280 (REG_CLASS_NAMES): Ditto.
16281 (REG_CLASS_CONTENTS): Ditto.
16282 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
16283 pointer, to add -mdebug=addr support.
16284 (CANNOT_CHANGE_MODE_CLASS): Ditto.
16285 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
16286 -mdebug=addr support.
16287 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
16288 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
16289 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
16291 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
16293 (bswapsi*): Set attribute types for load/store. Add combiner
16294 patterns to eliminate zero extend on 64-bit.
16295 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
16296 stdbrx if the hardware supports those instructions.
16298 2009-06-25 Ian Lance Taylor <iant@google.com>
16300 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
16301 (Link Options): Document -static-libstdc++.
16303 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16306 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
16307 DATA_ALIGNMENT instead.
16309 2009-06-25 Richard Guenther <rguenther@suse.de>
16311 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
16312 indirect references against the callused/escaped solutions.
16313 (call_may_clobber_ref_p_1): Likewise.
16315 2009-06-25 Martin Jambor <mjambor@suse.cz>
16317 PR tree-optimization/40493
16318 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
16319 (enum unscalarized_data_handling): New type.
16320 (handle_unscalarized_data_in_subtree): Return what has been done.
16321 (load_assign_lhs_subreplacements): Handle left flushes differently.
16322 (sra_modify_assign): Use unscalarized_data_handling, simplified
16323 condition determining whether to remove the statement.
16325 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
16327 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
16328 excerpt - @ should be doubled for texinfo.
16330 2009-06-24 Ian Lance Taylor <iant@google.com>
16332 * config/arc/arc.c: Include "df.h".
16333 (arc_attribute_table): Make static. Move higher in file.
16334 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
16335 (output_shift): Initialize n later to avoid warning.
16336 * config/arm/arm.c (arm_attribute_table): Make static. Move
16338 * config/avr/avr.c (avr_attribute_table): Make static. Move
16340 (reg_class_tab): Change array type from int to enum reg_class.
16341 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
16343 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
16344 (lshrhi3_out): Likewise.
16345 (class_likely_spilled_p): Change return type to bool.
16346 (avr_rtx_costs): Use local code variable with enum type.
16347 * config/avr/avr.md (movmemhi): Use add_reg_note.
16348 (andhi3, andsi3): Don't use AS2 with "and".
16349 (iorhi3, iorsi3): Don't use AS2 with "or".
16350 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
16351 * config/crx/crx.c: Include "df.h".
16352 (crx_attribute_table): Make static.
16353 * config/m32r/m32r.c: Include "df.h".
16354 (m32r_attribute_table): Make static. Move higher in file.
16355 (pop): Use add_reg_note.
16356 (block_move_call): Change 0 to LCT_NORMAL in function call.
16357 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
16358 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
16359 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
16360 declare, not just when TREE_CODE is defined.
16361 * config/m68hc11/m68hc11.c: Include "expr.h".
16362 (m68hc11_attribute_table): Make static. Move higher in file.
16363 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
16365 (m68hc11_register_indirect_p): Likewise.
16366 (m68hc11_function_arg_padding): Change return type to enum
16368 (emit_move_after_reload): Use add_reg_note.
16369 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
16370 (m68hc11_split_logical): Likewise.
16371 (m68hc11_rtx_costs): Add local code_and outer_code variables with
16373 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
16374 to VOIDmode in function call.
16375 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
16377 (m68hc11_split_logical): Update declaration.
16378 (m68hc11_function_arg_padding): Update declaration.
16379 * config/mcore/mcore.c (regno_reg_class): Change form array of int
16380 to array of enum reg_class.
16381 (mcore_attribute_table): Make static. Move higher in file.
16382 (mcore_rtx_costs): Add cast to enum type.
16383 * config/mcore/mcore.h (regno_reg_class): Update declaration.
16384 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
16385 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
16387 * config/sh/predicates.md (trapping_target_operand): Rename and to
16389 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
16391 * config/spu/spu.c (spu_attribute_table): Make static. Move
16393 * config/v850/v850.c (v850_attribute_table): Make static. Move
16395 (v850_rtx_costs): Use local code with enum type.
16396 (expand_epilogue): Add cast.
16397 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
16399 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
16402 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
16403 -m2a-single-only and -m2a-nofpu.
16404 * config/sh/sh.opt: Document m2a generates FPU code.
16406 2009-06-24 Anatoly Sokolov <aesok@post.ru>
16408 * defaults.h (CAN_ELIMINATE): Provide default.
16409 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
16410 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
16411 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
16412 * config/spu/spu.h (CAN_ELIMINATE): Delete.
16413 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
16414 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
16415 * config/cris/cris.h (CAN_ELIMINATE): Delete.
16416 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
16417 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
16418 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
16420 2009-06-24 DJ Delorie <dj@redhat.com>
16422 * mep-ext-cop.cpu: Fix copyright notice.
16423 * mep-default: Fix copyright notice.
16424 * mep-core: Fix copyright notice.
16425 * mep: Fix copyright notice.
16426 * mep-ivc2: Fix copyright notice.
16427 * mep-c5: Fix copyright notice.
16429 2009-06-24 Denis Chertykov <chertykov@gmail.com>
16431 * doc/contrib.texi (Contributors):
16433 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
16435 PR middle-end/40501
16436 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
16437 src and dst operands if necessary.
16439 2009-06-23 DJ Delorie <dj@redhat.com>
16442 * config.gcc: Add mep support.
16443 * recog.c: Resurrect validate_replace_rtx_subexp().
16444 * recog.h: Likewise.
16445 * config/mep/: Add new port:
16446 * config/mep/constraints.md: New file.
16447 * config/mep/default.h: New file.
16448 * config/mep/intrinsics.h: New file.
16449 * config/mep/intrinsics.md: New file.
16450 * config/mep/ivc2-template.h: New file.
16451 * config/mep/mep-c5.cpu: New file.
16452 * config/mep/mep-core.cpu: New file.
16453 * config/mep/mep-default.cpu: New file.
16454 * config/mep/mep-ext-cop.cpu: New file.
16455 * config/mep/mep-intrin.h: New file.
16456 * config/mep/mep-ivc2.cpu: New file.
16457 * config/mep/mep-lib1.asm: New file.
16458 * config/mep/mep-lib2.c: New file.
16459 * config/mep/mep-pragma.c: New file.
16460 * config/mep/mep-protos.h: New file.
16461 * config/mep/mep-tramp.c: New file.
16462 * config/mep/mep.c: New file.
16463 * config/mep/mep.cpu: New file.
16464 * config/mep/mep.h: New file.
16465 * config/mep/mep.md: New file.
16466 * config/mep/mep.opt: New file.
16467 * config/mep/predicates.md: New file.
16468 * config/mep/t-mep: New file.
16470 2009-06-23 Ian Lance Taylor <iant@google.com>
16472 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
16473 from loose_warn into c_loose_warn and from strict_warn into
16474 c_strict_warn. Set and substitute warn_cxxflags. Check for
16475 --enable-build-with-cxx. Set and substitute
16476 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
16477 * Makefile.in (CXXFLAGS): New variable.
16478 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
16479 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
16480 the default is the same as $(STRICT_WARN).
16481 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
16482 (CXX): New variable.
16483 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
16484 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
16485 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
16486 (HOST_LIBS): New variable.
16487 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
16488 (ALL_CXXFLAGS): New variable.
16489 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
16490 * doc/install.texi (Configuration): Document
16491 --enable-build-with-cxx, --with-stage1-ldflags,
16492 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
16493 * configure: Rebuild.
16495 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16497 * config/arm/arm.c (arm_override_options): Fix braces and formatting
16498 from previous commit.
16500 2009-06-23 Ian Lance Taylor <iant@google.com>
16502 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
16504 2009-06-23 Ian Lance Taylor <iant@google.com>
16506 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
16507 with ATTRIBUTE_UNUSED.
16509 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16510 Pat Haugen <pthaugen@us.ibm.com>
16511 Revital Eres <eres@il.ibm.com>
16513 * config.in (HAVE_AS_POPCNTD): Add default definition.
16514 (HAVE_AS_LWSYNC): Ditto.
16516 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
16518 (gcc_cv_as_powerpc_cmpb): Ditto.
16519 (gcc_cv_as_powerpc_dfp): Ditto.
16520 (gcc_cv_as_powerpc_vsx): Ditto.
16521 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
16522 supporting the popcntd/lwsync instructions.
16523 (gcc_cv_as_powerpc_lwsync): Ditto.
16524 * configure: Regenerate.
16526 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
16527 -mcpu=native and -mcpu=power7.
16528 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
16530 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
16531 a variable instead of a mask to reduce the number of mask bits.
16532 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
16533 (-mbit-word): Ditto.
16534 (-mregnames): Ditto.
16535 * config/rs6000/rs6000.opt (-mupdate): Ditto.
16536 (-mfused-madd): Ditto.
16538 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
16540 (-mvsx): New switch for VSX instructions.
16541 (-misel): Move from a variable to a mask to allow it to be set by
16544 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
16545 function declaration to an array declaration.
16546 (rs6000_hard_regno_nregs): New external array declaration.
16548 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
16549 files included by rs6000.md.
16551 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
16552 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
16554 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
16556 (rs6000_debug_reg): New -mdebug= variables.
16557 (rs6000_debug_addr): Ditto.
16558 (rs6000_debug_cost): Ditto.
16559 (rs6000_pmode): New variable to hold Pmode.
16560 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
16561 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
16562 calculated at compiler start.
16563 (rs6000_hard_regno_nregs): Change function to an array which holds
16564 HARD_REGNO_NREGS calculated at compiler start.
16565 (rs6000_explicit_options): Delete isel field.
16566 (rs6000_vector_unit): New array to hold which vector unit
16567 supports arithmetic options for a given type.
16568 (rs6000_vector_mem): New array to hold which vector unit supports
16569 memory reference operations for a given type.
16570 (rs6000_vector_align): New array to given the alignment of each
16572 (power7_cost): New basic costs for power7.
16573 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
16574 (rs6000_hard_regno_nregs_internal): New function, moved from
16575 HARD_REGNO_NREGS, to calculate the number of registers each hard
16576 register takes for each type.
16577 (rs6000_debug_reg_print): New function for -mdebug=reg support.
16578 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
16579 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
16580 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
16581 unit information here so it is calculated once at compiler startup
16583 (rs6000_override_options): Make -misel a target mask. Add more
16584 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
16585 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
16587 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
16588 (rs6000_handle_option): Move -misel from variable to target mask.
16589 (rs6000_builtin_mask_for_load): Add VSX support.
16590 (rs6000_conditional_register_usage): Ditto.
16591 (USE_ALTIVEC_FOR_ARG_P): Ditto.
16592 (function_arg_boundary): Ditto.
16593 (rs6000_expand_builtin): Ditto.
16594 (def_builtin): Make abort message a little friendlier.
16595 (rs6000_emit_int_cmove): Add support for 64-bit isel.
16597 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
16598 assembler support the popcntd instruction instead of a vsx
16599 instruction to enable power7 support.
16600 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
16601 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
16602 option to the assembler if -mcpu=native.
16603 (ASM_CPU_NATIVE_SPEC): Ditto.
16604 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
16606 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
16607 the lwsync instruction.
16608 (enum processor_type): Add PROCESSOR_POWER7.
16609 (rs6000_debug_reg): New -mdebug= options.
16610 (rs6000_debug_addr): Ditto.
16611 (rs6000_debug_cost): Ditto.
16612 (rs6000_isel): Delete.
16613 (enum rs6000_vector): New enum to say what vector unit we have.
16614 (VECTOR_UNIT_*): New macros to say which vector unit has
16615 arithmetic operations for a given type.
16616 (VECTOR_MEM_*): New macros to say which vector unit has memory
16617 operations for a given type.
16618 (TARGET_LDBRX): Whether the machine supports the ldbrx
16620 (TARGET_ISEL): Delete, -misel moved to be a mask.
16621 (TARGET_ISEL64): New macro for 64-bit isel support.
16622 (UNITS_PER_VSX_WORD): New macro.
16623 (POINTER_SIZE): Move to be an external variable, rather than
16624 calculating whether we are generating 32 ot 64-bit code.
16626 (STACK_BOUNDARY): Add VSX support.
16627 (LOCAL_ALIGNMENT): Ditto.
16628 (SLOW_UNALIGNED_ACCESS): Ditto.
16629 (VSX_REGNO_P): New macro for VSX support.
16630 (VFLOAT_REGNO_P): Ditto.
16631 (VINT_REGNO_P): Ditto.
16632 (VLOGICAL_REGNO_P): Ditto.
16633 (VSX_VECTOR_MODE): Ditto.
16634 (VSX_SCALAR_MODE): Ditto.
16636 (VSX_MOVE_MODE): Ditto.
16637 (VSX_REG_CLASS_P): Ditto.
16638 (HARD_REGNO_NREGS): Instead of calling a function, use an array
16640 (UNITS_PER_SIMD_WORD): Add VSX support.
16641 (MODES_TIEABLE_P): Ditto.
16642 (STARTING_FRAME_OFFSET): Ditto.
16643 (STACK_DYNAMIC_OFFSET): Ditto.
16644 (EPILOGUE_USES): Ditto.
16645 (REGNO_REG_CLASS): Move to array lookup.
16646 (CLASS_MAX_NREGS): Ditto.
16647 (rs6000_vector_reg_class): Add declaration.
16648 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
16649 overlap with the floating point and Altivec registers.
16651 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
16653 * config/rs6000/driver-rs6000.c (asm_names): New static array to
16654 give the appropriate asm switches if -mcpu=native.
16655 (host_detect_local_cpu): Add support for "asm".
16656 (host_detect_local_cpu): Follow GNU code guidelines for name.
16658 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
16659 -mbit-word to a variable instead of being a target mask.
16661 * config/rs6000/sync.md (lwsync): If the assembler supports it,
16662 emit the lwsync instruction instead of emitting the instruction as
16663 an integer constant.
16665 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
16666 fixuns_trundfsi2, move expander into rs6000.md.
16668 * config/rs6000/rs6000.md (cpu): Add power7.
16669 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
16670 (logical predicate patterns): Change the single instruction
16671 primitives that set CR0 to be fast_compare instead of compare.
16673 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
16674 (popcntddi2): Ditto.
16675 (popcount<mode>): Ditto.
16676 (floating multiply/add insns): Name the floating point
16677 multiply/add insns.
16678 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
16679 (isel_unsigned_<mode>): Ditto.
16680 (fixuns_trundfsi2): Move expander here from spe.md.
16681 (smindi3): Define if we have -misel on 64-bit systems.
16686 2009-06-23 Anatoly Sokolov <aesok@post.ru>
16688 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
16690 * config/avr/avr.c (avr_current_device): New variable.
16691 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
16692 (avr_arch, mcu_type_s): Move to avr.h.
16693 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
16694 default_data_section_start fields.
16695 (avr_arch): Moved from avr.c.
16696 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
16697 library_name fields.
16698 (avr_current_device, avr_mcu_types, avr_arch_types,
16699 avr_device_to_arch, avr_device_to_data_start,
16700 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
16701 (EXTRA_SPEC_FUNCTIONS): Define.
16702 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
16703 options mapping. Use device_to_arch and device_to_data_start insted.
16704 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
16705 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
16706 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
16707 * config/avr/driver-avr.c: New file.
16708 * config/avr/avr-devices.c: New file.
16710 2009-06-23 Jakub Jelinek <jakub@redhat.com>
16712 * var-tracking.c (unshare_variable): Force initialized to
16713 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
16714 (set_variable_part): Likewise.
16715 (struct variable_union_info): Remove pos_src field.
16716 (vui_vec, vui_allocated): New variables.
16717 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
16718 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
16719 == 1 use a simpler sorting algorithm. Compute pos field right
16720 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
16721 Avoid quadratic comparison if !flag_var_tracking_uninit.
16722 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
16723 unshare_variable unconditionally.
16724 (dataflow_set_different_2): Removed.
16725 (dataflow_set_different): Don't traverse second hash table.
16726 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
16727 unconditionally to var_reg_set or var_mem_set.
16728 (emit_notes_in_bb): Likewise.
16729 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
16731 (emit_note_insn_var_location): Don't set initialized to
16732 VAR_INIT_STATUS_INITIALIZED early.
16733 (vt_finalize): Free vui_vec if needed, clear vui_vec and
16735 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
16737 * tree-object-size.c (addr_object_size): Instead of checking
16738 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
16739 are no FIELD_DECLs following it.
16741 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
16743 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
16744 order to match bswaps with signed source operands.
16746 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16748 * sdbout.c (sdbout_one_type): Fix braces in switch.
16750 2009-06-23 Richard Guenther <rguenther@suse.de>
16752 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
16754 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
16755 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
16756 var_callused, callused_tree, var_storedanything, storedanything_tree,
16757 var_integer, integer_tree): Remove global variables.
16758 (new_var_info): Do not pass new id, append the new var to the
16759 global variable vector.
16760 (do_ds_constraint): Use is_global_var member of the variable-info.
16761 (new_scalar_tmp_constraint_exp): Adjust.
16762 (create_function_info_for): Likewise.
16763 (create_variable_info_for): Likewise.
16764 (find_what_var_points_to): Remove dead code.
16765 (init_base_vars): Simplify.
16766 (compute_points_to_sets): Adjust.
16768 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16770 * combine.c (try_combine): Dump information about the insns we're
16773 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16775 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
16776 check when calling force_to_mode on TRUNCATE's operand.
16778 2009-06-22 Ian Lance Taylor <iant@google.com>
16780 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
16782 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16784 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
16786 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16788 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
16789 override library linkage flags such as -static-libgcc or
16792 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16794 * config/m68k/m68k-devices.def: Add line for MCF5221x.
16796 2009-06-22 Ian Lance Taylor <iant@google.com>
16798 * config/linux.opt: Put mglibc ahead of muclibc.
16800 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
16801 for duplicate decls.
16803 2009-06-22 Matthias Klose <doko@ubuntu.com>
16805 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
16807 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16810 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
16811 instead of NULL if a parser error occurs.
16813 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16815 * dwarf2out.c (dwarf2_debug_hooks): Initialize
16816 non-DWARF2_DEBUGGING_INFO version.
16818 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
16820 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
16821 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
16823 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
16824 (LIBGCC2_TF_CEXT): Define.
16827 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16830 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
16832 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16834 * config/arm/arm.c (arm_override_options): Disable
16835 -mcaller-super-interworking and -mcallee-super-interworking.
16836 * doc/invoke.texi (ARM Options): Document this.
16838 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
16840 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
16841 * config/arm/constraints.md (j): New constraint for movw operands.
16842 (N): Remove thumb2 meaning.
16843 * config/arm/arm.md (*arm_movw): Delete.
16844 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
16845 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
16846 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
16848 2009-06-22 Martin Jambor <mjambor@suse.cz>
16850 PR tree-optimization/40492
16851 * tree-sra.c (sra_modify_assign): Pass zero offsets to
16852 build_ref_for_offset.
16854 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
16856 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
16857 JUMP_TABLE_DATA_P predicates where applicable.
16858 * auto-inc-dec.c: Ditto.
16859 * builtins.c: Ditto.
16860 * caller-save.c: Ditto.
16862 * cfgcleanup.c: Ditto.
16863 * cfglayout.c: Ditto.
16865 * combine.c: Ditto.
16866 * combine-stack-adj.c: Ditto.
16870 * df-scan.c: Ditto.
16872 * dwarf2asm.c: Ditto.
16873 * dwarf2out.c: Ditto.
16874 * emit-rtl.c: Ditto.
16880 * function.c: Ditto.
16883 * genpreds.c: Ditto.
16884 * genrecog.c: Ditto.
16886 * ira-costs.c: Ditto.
16887 * ira-lives.c: Ditto.
16889 * loop-iv.c: Ditto.
16890 * lower-subreg.c: Ditto.
16891 * modulo-sched.c: Ditto.
16893 * postreload.c: Ditto.
16894 * print-rtl.c: Ditto.
16896 * reginfo.c: Ditto.
16897 * regmove.c: Ditto.
16898 * reload1.c: Ditto.
16901 * rtlanal.c: Ditto.
16903 * sched-vis.c: Ditto.
16905 * sel-sched-ir.c: Ditto.
16906 * simplify-rtx.c: Ditto.
16907 * targhooks.c: Ditto.
16908 * var-tracking.c: Ditto.
16909 * vmsdbgout.c: Ditto.
16911 2009-06-22 Matthias Klose <doko@ubuntu.com>
16913 * Makefile.in (install-plugin): Always use DESTDIR.
16915 2009-06-22 Olivier Hainque <hainque@adacore.com>
16917 * config/pa/pa.c (output_call): Don't optimize post call jumps
16918 into return address adjustments if the call may throw.
16920 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
16922 * arm.c (thumb1_output_casesi): New function.
16923 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
16924 optimizing for size or PIC.
16925 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
16926 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
16927 (casesi): Handle Thumb-1 when optimizing for size or PIC.
16928 (thumb1_casesi_internal_pic): New expand rule.
16929 (thumb1_casesi_dispatch): New pattern.
16930 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16932 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16933 in the text seciton when PIC or optimizing for size.
16934 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16935 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16936 preservation properties of code.
16937 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16938 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16939 (__gnu_thumb1_case_si): New function.
16940 * t-arm (LIB1ASMSRC): Define here.
16941 (LIB1ASMFUNCS): Add some common functions.
16942 * t-arm-elf (LIB1ASMSRC): Delete.
16943 (LIB1ASMFUNCS): Append to existing set.
16944 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16945 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16946 * t-symbian (LIB1ASMFUNCS): Likewise.
16947 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16948 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16950 2009-06-21 Richard Guenther <rguenther@suse.de>
16952 PR tree-optimization/38729
16953 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16954 to loops with a single exit if -fno-expensive-optimizations.
16956 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16958 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16959 (dataflow_set): Change vars type from htab_t to shared_hash.
16960 (shared_hash_pool, empty_shared_hash): New variables.
16961 (vars_clear): Removed.
16962 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16963 shared_hash_find_slot_unshare, shared_hash_find_slot,
16964 shared_hash_find_slot_noinsert, shared_hash_find): New
16966 (shared_hash_unshare, shared_hash_destroy): New functions.
16967 (unshare_variable): Unshare set->vars if shared, use
16969 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16970 (get_init_value, find_src_set_src, dump_dataflow_set,
16971 clobber_variable_part, emit_notes_for_differences): Use
16973 (dataflow_set_init): Remove second argument, set vars to
16974 empty_shared_hash instead of creating a new htab.
16975 (dataflow_set_clear): Call shared_hash_destroy and set vars
16976 to empty_shared_hash instead of calling vars_clear.
16977 (dataflow_set_copy): Don't call vars_copy, instead just share
16978 the src htab with dst.
16979 (variable_union): Use shared_hash_*, use initially NO_INSERT
16980 lookup if set->vars is shared. Don't keep slot cleared before
16981 calling unshare_variable. Unshare set->vars if needed.
16982 Even ->refcount == 1 vars must be unshared if set->vars is shared
16983 and var needs to be modified.
16984 (variable_canonicalize): New function.
16985 (dataflow_set_union): If dst->vars is empty, just share src->vars
16986 with dst->vars and traverse with variable_canonicalize to canonicalize
16987 and unshare what is needed.
16988 (dataflow_set_different): If old_set and new_set use the same shared
16989 htab, they aren't different. If number of htab elements is different,
16990 htabs are different. Use shared_hash_*.
16991 (dataflow_set_destroy): Call shared_hash_destroy instead of
16993 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16994 second argument to dataflow_set_init.
16995 (vt_initialize): Likewise. Initialize shared_hash_pool and
16996 empty_shared_hash, move bb in/out initialization afterwards.
16997 Use variable_htab_free instead of NULL as changed_variables del hook.
16998 (variable_was_changed): Change type of second argument to pointer to
16999 dataflow_set. When inserting var into changed_variables, bump
17000 refcount. Unshare set->vars if set is shared htab and slot needs to
17002 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17003 lookup if set->vars is shared. Unshare set->vars if needed.
17004 Even ->refcount == 1 vars must be unshared if set->vars is shared
17005 and var needs to be modified. Adjust variable_was_changed caller.
17006 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17007 vars must be unshared if set->vars is shared and var needs to be
17008 modified. Adjust variable_was_changed caller.
17009 (emit_note_insn_var_location): Don't pool_free var.
17010 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17012 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17013 free_alloc_pool on shared_hash_pool.
17015 2009-06-20 Anthony Green <green@moxielogic.com>
17017 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17018 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17020 2009-06-20 Richard Guenther <rguenther@suse.de>
17022 * tree-ssa-structalias.c (find_func_aliases): For memset use
17023 a constraint from NULL if we memset to zero.
17024 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17025 we explicitly handle that do not read from memory.
17026 (call_may_clobber_ref_p_1): Properly handle builtins that may
17029 2009-06-20 Richard Guenther <rguenther@suse.de>
17031 PR tree-optimization/40495
17032 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17033 (new_scalar_tmp_constraint_exp): New function.
17034 (process_constraint): Do not create temporary decls.
17035 (process_all_all_constraints): Likewise.
17036 (handle_const_call): Likewise.
17037 (create_function_info_for): Do not set decl.
17039 2009-06-19 Ian Lance Taylor <iant@google.com>
17041 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17042 (rs6000_attribute_table): Make static; move before use.
17044 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17046 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17047 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17048 Propagate the TREE_READONLY flag without overwriting it.
17049 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17050 Propagate the TREE_READONLY flag onto the result.
17051 (process_call_operands): Move around. Use correct constant value.
17053 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17056 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17057 * config/arm/arm.md: Likewise.
17059 2009-06-19 Ian Lance Taylor <iant@google.com>
17061 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17062 to GIMPLE_ERROR_MARK.
17064 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17065 op2_original_type parameters. Warn about using different enum types.
17066 * c-parser.c (c_parser_conditional_expression): Pass original
17067 types to build_conditional_expr.
17068 * c-tree.h (build_conditional_expr): Update declaration.
17070 2009-06-19 Ian Lance Taylor <iant@google.com>
17072 * config/i386/i386.c (ix86_function_specific_save): Test that
17073 fields match values, rather than testing the values are in a
17076 2009-06-19 Richard Guenther <rguenther@suse.de>
17078 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17079 ADDR_EXPR pointers.
17080 (ptr_derefs_may_alias_p): Likewise.
17081 (ptr_deref_may_alias_ref_p_1): New function.
17082 (ptr_deref_may_alias_ref_p): Likewise.
17083 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17084 covered by looking at the ESCAPED solution.
17085 (call_may_clobber_ref_p_1): Likewise.
17086 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17087 Handle NULL_TREE offset. Do not produce redundant constraints.
17088 (process_all_all_constraints): New helper function.
17089 (do_structure_copy): Use it.
17090 (handle_lhs_call): Likewise.
17091 (find_func_aliases): Handle some builtins with pointer arguments
17092 and/or return values explicitly.
17094 2009-06-19 Ian Lance Taylor <iant@google.com>
17096 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17098 2009-06-19 Ian Lance Taylor <iant@google.com>
17100 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17102 2009-06-19 Ian Lance Taylor <iant@google.com>
17104 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17105 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17108 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17109 uninitialized const.
17111 2009-06-19 Ian Lance Taylor <iant@google.com>
17113 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17116 * c-decl.c (in_struct, struct_types): Remove.
17117 (struct c_binding): Add in_struct field.
17118 (c_binding_ptr): Define type, along with VEC.
17119 (struct c_struct_parse_info): Define.
17120 (struct_parse_info): New static variable.
17121 (bind): Initialize in_struct field.
17122 (start_struct): Remove enclosing_in_struct and
17123 enclosing_struct_types parameters. Add
17124 enclosing_struct_parse_info parameter. Change all callers. Set
17125 struct_parse_info rather than in_struct and struct_types.
17126 (grokfield): If -Wc++-compat and there is a symbol binding for the
17127 field name, set the in_struct flag and push it on the
17128 struct_parse_info->fields vector.
17129 (warn_cxx_compat_finish_struct): New static function.
17130 (finish_struct): Remove enclosing_in_struct and
17131 enclosing_struct_types parameters. Add
17132 enclosing_struct_parse_info parameter. Change all callers. Don't
17133 set C_TYPE_DEFINED_IN_STRUCT here. Call
17134 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17135 parameter. Only push on struct_types if warn_cxx_compat.
17136 (finish_enum): Only push on struct_types if warn_cxx_compat.
17137 (declspecs_add_type): Add loc parameter. Change all callers.
17138 Change all error calls to error_at. Pass loc, not input_location,
17139 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17140 defined in a struct. If -Wc++-compat and parsing a struct, record
17141 that a typedef name was used.
17142 * c-parser.c (c_parser_declspecs): Get location to pass to
17143 declspecs_add_type.
17144 (c_parser_struct_or_union_specifier): Update calls to start_struct
17146 * c-tree.h (struct c_struct_parse_info): Declare.
17147 (finish_struct, start_struct): Update declarations.
17148 (declspecs_add_type): Update declaration.
17150 2009-06-19 Ian Lance Taylor <iant@google.com>
17152 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17153 variable with an anonymous type.
17155 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17157 * see.c: Remove for real.
17159 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17161 * optabs.h (enum optab_index): Add new OTI_significand.
17162 (significand_optab): Define corresponding macro.
17163 * optabs.c (init_optabs): Initialize significand_optab.
17164 * genopinit.c (optabs): Implement significand_optab using
17165 significand?f2 patterns.
17166 * builtins.c (expand_builtin_mathfn): Handle
17167 BUILT_IN_SIGNIFICAND{,F,L}.
17168 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17169 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17171 * config/i386/i386.md (significandxf2, significand<mode>2): New
17172 expanders to implement significandf, significand and significandl
17173 built-ins as inline x87 intrinsics.
17175 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17177 * config/avr/avr.c (avr_override_options): Remove setting value of
17178 PARAM_INLINE_CALL_COST.
17180 2009-06-18 Richard Henderson <rth@redhat.com>
17183 * tree-pass.h (TDF_ASMNAME): New.
17184 * tree-dump.c (dump_options): Add asmname.
17185 * doc/invoke.texi: Document it.
17187 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17188 (dump_decl_name): ...here.
17189 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17190 (dump_generic_node): Update dump_function_name calls.
17191 (print_call_name): New flags arg; update all dump calls.
17192 * diagnostic.h (print_call_name): Update.
17193 * gimple-pretty-print.c (dump_gimple_call): Update.
17195 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17198 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17200 2009-06-18 Diego Novillo <dnovillo@google.com>
17202 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17203 * plugin.c (str_license): Declare.
17204 (try_init_one_plugin): Assert that the symbol
17205 'plugin_is_GPL_compatible' exists.
17207 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17210 * Makefile.in (OBJS-common): Remove see.o.
17212 * common.opt (fsee): Mark as preserved for backward compatibility.
17213 * opts.c (common_handle_option): Add OPT_fsee to the backward
17214 compatibility section.
17215 * passes.c (init_optimization_passes, pass_see): Remove pass.
17216 * timevar.def (TV_SEE): Remove.
17217 * tree-pass.h (pass_see): Remove declaration.
17218 * doc/invoke.texi (-fsee): Remove documentation.
17220 2009-06-18 Martin Jambor <mjambor@suse.cz>
17222 * tree-sra.c: Include statistics.h
17223 (sra_stats): New variable.
17224 (sra_initialize): Clear sra_stats.
17225 (create_access_replacement): Increment sra_stats.replacements.
17226 (get_access_replacement): Do not return twice.
17227 (analyze_all_variable_accesses): Increment statistics counter by the
17228 number of scalarized aggregates.
17229 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17230 (sra_modify_expr): Increment sra_stats.exprs.
17231 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17232 (sra_modify_assign): Increment sra_stats.exprs,
17233 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17234 (perform_intra_sra): Update statistics counters.
17235 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17237 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17239 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17240 (arm_scalar_mode_supported_p): New function.
17242 2009-06-18 Paul Brook <paul@codesourcery.com>
17243 Sandra Loosemore <sandra@codesourcery.com>
17245 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17246 (__extendhfsf2, __truncsfhf2): Define.
17247 * config/arm/fp16.c: New file.
17248 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17249 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17251 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17253 * doc/extend.texi (Half-Precision): New section.
17254 * doc/invoke.texi (Option Summary): List -mfp16-format.
17255 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17256 * config/arm/arm.opt (mfp16-format=): New.
17257 * config/arm/arm.c: Include intl.h.
17258 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17259 (TARGET_INVALID_RETURN_TYPE): Redefine.
17260 (TARGET_PROMOTED_TYPE): Redefine.
17261 (TARGET_CONVERT_TO_TYPE): Redefine.
17262 (arm_fp16_format): Define.
17263 (all_fpus): Add entry for neon-fp16.
17264 (fp_model_for_fpu): Likewise.
17265 (struct fp16_format): Declare.
17266 (all_fp16_formats): Define.
17267 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
17269 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
17271 (arm_legitimate_index_p): Treat HFmode like HImode.
17272 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
17273 (coproc_secondary_reload_class): Special-case HFmode.
17274 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
17275 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
17276 (arm_init_fp16_builtins): New.
17277 (arm_init_builtins): Call it.
17278 (arm_invalid_parameter_type): New.
17279 (arm_invalid_return_type): New.
17280 (arm_promoted_type): New.
17281 (arm_convert_to_type).
17282 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
17284 (arm_emit_fp16_const): New function.
17285 (arm_mangle_type): Mangle __fp16 as "Dh".
17286 * config/arm/arm.h (TARGET_VFPD32): Make it know about
17288 (TARGET_NEON_FP16): New.
17289 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
17290 (enum fputype): Add FPUTYPE_NEON_FP16.
17291 (enum arm_fp16_format_type): Declare.
17292 (arm_fp16_format): Declare.
17293 (LARGEST_EXPONENT_IS_NORMAL): Define.
17294 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
17295 * config/arm/arm-modes.def (HFmode): Define.
17296 * config/arm/vfp.md (*movhf_vfp): New.
17297 (extendhfsf2): New.
17299 * config/arm/arm.md (fpu): Add neon_fp16.
17300 (floatsihf2, floatdihf2): New.
17301 (fix_trunchfsi2, fix_trunchfdi2): New.
17303 (extendhfdf2): New.
17305 (*arm32_movhf): New.
17306 (*thumb1_movhf): New.
17307 (consttable_2): Add check for HFmode constants.
17308 (consttable_4): Handle HFmode constants.
17310 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
17312 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
17314 2009-06-17 Olivier Hainque <hainque@adacore.com>
17316 * collect2.c (main): Use CONST_CAST2 to perform char ** to
17317 const char ** conversion in AIX specific section.
17319 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
17321 * config/i386/i386.c (ix86_special_builtin_type): Remove
17322 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
17323 (bdesc_special_args): Updated.
17324 (ix86_init_mmx_sse_builtins): Likewise.
17325 (ix86_expand_special_args_builtin): Likewise.
17327 2009-06-17 Richard Henderson <rth@redhat.com>
17329 * tree-pretty-print.c (maybe_dump_asm_name): New.
17330 (dump_decl_name): Use it.
17331 (PRINT_FUNCTION_NAME): Merge into...
17332 (dump_function_name): ... here. Use maybe_dump_asm_name.
17334 2009-06-17 Cary Coutant <ccoutant@google.com>
17336 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
17338 * debug.c (struct gcc_debug_hooks): Change placeholder for
17340 (debug_nothing_int_charstar_int): Replaced by...
17341 (debug_nothing_int_charstar_int_bool): ...this.
17342 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
17343 source_line prototype.
17344 (debug_nothing_int_charstar_int): Replaced by...
17345 (debug_nothing_int_charstar_int_bool): ...this.
17346 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
17347 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
17348 Output is_stmt operand when necessary.
17349 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
17350 (notice_source_line): Add is_stmt parameter.
17351 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
17352 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
17354 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
17355 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
17357 2009-06-17 Ian Lance Taylor <iant@google.com>
17359 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
17361 (struct store_by_pieces_d): Rename from store_by_pieces. Change
17364 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
17366 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
17367 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
17368 tree_strip_sign_nop_conversions and
17369 tree_ssa_strip_useless_type_conversions rather than stripping
17370 the operations here.
17371 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
17373 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
17374 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
17375 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
17376 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
17379 2009-06-17 Michael Eager <eager@eagercon.com>
17381 * config/rs6000/constraints.md (register_constraint "d"): New.
17382 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
17383 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17384 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
17385 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
17386 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17387 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
17388 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
17389 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
17390 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
17391 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
17393 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
17394 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
17395 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
17396 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
17397 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
17398 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
17399 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
17400 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
17401 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
17402 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
17403 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
17404 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
17405 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
17406 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
17408 2009-06-16 Ian Lance Taylor <iant@google.com>
17410 * profile.c (total_num_never_executed): Don't define.
17411 (compute_branch_probabilities): Don't count or print
17412 num_never_executed.
17413 (init_branch_prob): Don't set total_num_never_executed.
17414 (end_branch_prob): Don't print total_num_never_executed.
17416 2009-06-17 David Daney <ddaney@caviumnetworks.com>
17418 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
17420 2009-06-17 David Edelsohn <edelsohn@gnu.org>
17422 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
17423 (nabstd2_fpr): Same.
17425 2009-06-17 Steve Ellcey <sje@cup.hp.com>
17427 * expr.c (expand_assignment): Change complex type check.
17429 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
17431 * doc/plugins.texi (Building GCC plugins): Added new section.
17433 2009-06-17 Ian Lance Taylor <iant@google.com>
17435 * c-pch.c (get_ident): Don't set size of templ array.
17436 (pch_init): Don't set size of partial_pch array.
17438 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
17439 string constant to intialize an array whose size is the length of
17442 2009-06-17 Richard Guenther <rguenther@suse.de>
17444 PR tree-optimization/40389
17445 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
17446 to addressable types.
17447 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
17449 2009-06-17 Richard Guenther <rguenther@suse.de>
17451 PR middle-end/40460
17452 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
17453 if there is no evolution of left in the loop bail out.
17454 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
17455 chrec_fold_multiply.
17457 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
17458 Janis Johnson <janis187@us.ibm.com>
17461 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
17462 for the symbol ref of a constant that is the source of a move
17463 - nor for any other not-obvious-label-ref constants.
17465 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
17467 * plugin.c (position_pass): Skip newly inserted pass during list
17468 traversal to avoid repeated insertion.
17470 2009-06-16 Ian Lance Taylor <iant@google.com>
17472 * vec.h (VEC_stack_alloc): Define different version if
17473 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
17474 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
17475 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
17476 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
17478 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
17480 * config.gcc (extra_headers): Add ia32intrin.h for x86.
17482 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
17483 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
17484 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
17485 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
17486 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
17487 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17488 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17489 (bdesc_special_args): Add __builtin_ia32_rdtsc and
17490 __builtin_ia32_rdtscp.
17491 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
17492 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
17493 and __builtin_ia32_rorhi.
17494 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
17495 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17496 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17497 (ix86_expand_args_builtin): Likewise.
17498 (ix86_expand_special_args_builtin): Likewise.
17500 * config/i386/i386.md (UNSPECV_RDTSCP): New.
17501 (UNSPECV_RDTSC): Likewise.
17502 (UNSPECV_RDPMC): Likewise.
17503 (*bsr): Renamed to ...
17505 (*bsr_rex64): Renamed to ...
17508 (*rdpmc): Likewise.
17509 (*rdpmc_rex64): Likewise.
17511 (*rdtsc): Likewise.
17512 (*rdtsc_rex64): Likewise.
17513 (rdtscp): Likewise.
17514 (*rdtscp): Likewise.
17515 (*rdtscp_rex64): Likewise.
17517 * config/i386/ia32intrin.h: New.
17519 * config/i386/x86intrin.h: Include <ia32intrin.h>.
17521 2009-06-16 Ian Lance Taylor <iant@google.com>
17523 * ira-build.c (copy_info_to_removed_store_destinations):
17524 Initialize parent_a.
17526 2009-06-16 Ian Lance Taylor <iant@google.com>
17528 * c-decl.c (grokdeclarator): Change size_varies to bool.
17530 2009-06-16 Ian Lance Taylor <iant@google.com>
17532 * sel-sched.c: Make forward declarations of move_op_hooks and
17533 fur_hooks explicitly extern.
17535 2009-06-16 Ian Lance Taylor <iant@google.com>
17537 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
17538 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
17540 2009-06-16 Ian Lance Taylor <iant@google.com>
17542 * resource.c (mark_referenced_resources): Change
17543 include_delayed_effects parameter to bool. Change all callers.
17544 (mark_end_of_function_resources): Likewise.
17545 * reorg.c (insn_references_resource_p): Likewise.
17546 (insn_sets_resource_p): Likewise.
17547 * resource.h (mark_referenced_resources): Update declaration.
17548 (mark_end_of_function_resources): Update declaration.
17550 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17552 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
17554 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17556 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
17557 GCC can bootstrap on AIX with GNU Binutils 2.20.
17559 2009-06-16 Ian Lance Taylor <iant@google.com>
17561 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
17563 2009-06-16 Ian Lance Taylor <iant@google.com>
17565 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
17566 inline, not extern inline.
17567 (exact_log2): Likewise.
17568 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
17570 (exact_log2): Likewise, but don't test CTZ_HWI.
17572 2009-06-16 Ian Lance Taylor <iant@google.com>
17574 * bitmap.c (bitmap_clear): Don't declare as inline.
17575 * gimple.c (gimplify_assign): Likewise.
17576 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
17577 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
17578 (sched_scan_info): Remove duplicate definition.
17580 2009-06-16 Ian Lance Taylor <iant@google.com>
17582 * c-common.c (skip_evaluation): Don't define.
17583 (c_inhibit_evaluation_warnings): Define global variable.
17584 (overflow_warning): Check c_inhibit_evaluation_warnings rather
17585 than skip_evaluation.
17586 (convert_and_check, warn_for_div_by_zero): Likewise.
17587 * c-common.h (skip_evaluation): Don't declare.
17588 (c_inhibit_evaluation_warnings): Declare.
17589 * c-parser.c (c_parser_typeof_specifier): Set
17590 c_inhibit_evaluation_warnings rather than skip_evaluation.
17591 (c_parser_conditional_expression): Likewise.
17592 (c_parser_binary_expression): Likewise.
17593 (c_parser_sizeof_expression): Likewise.
17594 (c_parser_alignof_expression): Likewise.
17595 * c-typeck.c (build_indirect_ref): Check
17596 c_inhibit_evaluation_warnings rather than skip_evaluation.
17597 (build_conditional_expr, build_binary_op): Likewise.
17599 2009-06-16 Richard Guenther <rguenther@suse.de>
17601 * tree-ssa-alias.c (is_escape_site): Remove.
17602 * tree-ssa-alias.h (enum escape_type): Remove.
17603 (is_escape_site): Likewise.
17604 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
17605 via casts and asms without deferring to is_escape_site.
17607 2009-06-16 Jakub Jelinek <jakub@redhat.com>
17609 PR middle-end/40446
17610 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
17611 use gen_lowpart if op0 has complex mode.
17613 2009-06-16 Richard Guenther <rguenther@suse.de>
17615 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
17616 variables add them to ESCAPED.
17617 (find_func_aliases): Do not make all indirectly stored values escaped.
17619 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
17621 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
17622 make_decl_one_only.
17624 2009-06-16 Martin Jambor <mjambor@suse.cz>
17626 PR tree-optimization/40432
17627 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
17628 check whether we need to force gimple register operand.
17630 2009-06-16 Martin Jambor <mjambor@suse.cz>
17632 PR tree-optimization/40413
17633 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
17634 build_ref_for_offset.
17635 (propagate_subacesses_accross_link): Fix a typo in a comment.
17637 2009-06-16 Ira Rosen <irar@il.ibm.com>
17639 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
17640 with additional parameter.
17641 * tree-vectorizer.h (enum vect_def_type): Add new value
17643 (enum vect_relevant): Add comments.
17644 (vect_is_simple_reduction): Add new argument.
17645 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
17646 Detect nested cycles.
17647 (vect_is_simple_reduction): Update documentation, add an argument to
17648 distinguish inner-loop reduction from nested cycle, detect nested
17649 cycles, fix printings and indentation, don't swap operands in case
17651 (get_initial_def_for_reduction): Handle subtraction.
17652 (vect_create_epilog_for_reduction): Add new argument to specify
17653 reduction variable.
17654 (vect_finalize_reduction): Handle subtraction, fix comments.
17655 (vectorizable_reduction): Handle nested cycles. In case of nested
17656 cycle keep track of the reduction variable position. Call
17657 vect_is_simple_reduction with additional parameter. Use original
17658 statement code in reduction epilogue for nested cycle. Call
17659 vect_create_epilog_for_reduction with additional parameter.
17660 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
17661 inner-loop vectorization.
17662 (vect_recog_widen_sum_pattern): Likewise.
17663 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
17665 (vect_mark_stmts_to_be_vectorized): Likewise.
17666 (vect_get_vec_def_for_operand): Handle nested cycles.
17668 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17670 * doc/invoke.texi (Debugging Options): Fix option index entries
17671 for -fdump-statistics, -frandom-seed add entries for
17672 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
17673 (FRV Options): Fix entries for -mTLS, -mtls.
17674 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
17675 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
17676 (M68hc1x Options): Fix @itemx for -mnominmax.
17677 (MCore Options): Fix entry for -mno-lsim.
17678 (MMIX Options): Fix entry for -mabi=mmixware.
17679 (PDP-11 Options): Fix entry for -mbcopy-builtin.
17681 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
17683 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
17684 Mention the plugin mode of gengtype.
17685 * doc/gty.texi (Source Files Containing Type Information): Likewise.
17686 * gengtype.c: Updated copyright.
17687 (plugin_files, nb_plugin_files) Added new static variables.
17688 (measure_input_list) Care about plugin_files.
17689 (write_rtx_next): Added early return in plugin mode.
17690 (create_file): Updated copyright year in generated file. Added
17692 (oprintf): Added early return if NULL outf.
17693 (get_output_file_with_visibility): Care of plugin_files.
17694 (get_output_file_name): May return null.
17695 (write_local): Added early return.
17696 (put_mangled_filename): Ditto.
17697 (finish_root_table): Added check for base_files.
17698 (write_roots): Care about null when plugins.
17699 (main): Added plugin mode.
17701 2009-06-15 Ian Lance Taylor <iant@google.com>
17703 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
17704 * gcov.c (read_count_file): Add braces around variables declared
17707 * c.opt (Wjump-misses-init): New warning.
17708 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
17709 -Wall and -Wc++-compat if not already set.
17710 (c_common_post_options): Clear warn_jump_misses_init if it was not
17712 * c-decl.c (struct c_binding): Change type field to a union with
17713 new label field. Make it the first field in the struct. Update
17714 references to type to use u.type instead.
17715 (struct c_spot_bindings): Define.
17716 (struct c_goto_bindings): Define.
17717 (c_goto_bindings_p): Define, along with VECs.
17718 (struct c_label_vars): Define.
17719 (struct c_scope): Add has_label_bindings field.
17720 (bind_label, set_spot_bindings): New static functions.
17721 (decl_jump_unsafe, update_spot_bindings): New static functions.
17722 (update_label_decls): New static function.
17723 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
17724 Update binding u.label field to shadowed field.
17725 (c_binding_start_stmt_expr): New function.
17726 (c_binding_end_stmt_expr): New function.
17727 (pushdecl): Don't call c_begin_vm_scope.
17728 (make_label): Add defining and p_label_vars parameters. Change
17730 (lookup_label): Correct test for whether a label has not yet been
17731 defined. Call bind_label rather than bind.
17732 (warn_about_goto): New static function.
17733 (lookup_label_for_goto): New function.
17734 (declare_label): Call bind_label rather than bind.
17735 (check_earlier_gotos): New static function.
17736 (define_label): Don't give errors about jumping into statement
17737 expressions or scopes of variably modified types. Call
17738 set_spot_bindings and check_earlier_gotos. Call bind_label
17739 instead of bind. Don't set label_context_stack_se or
17740 label_context_stack_vm.
17741 (c_get_switch_bindings): New function.
17742 (c_release_switch_bindings): New function.
17743 (c_check_switch_jump_warnings): New function.
17744 (start_function): Don't set label_context_stack_se or
17745 label_context_stack_vm.
17746 (finish_function): Likewise.
17747 * c-typeck.c (label_context_stack_se): Don't define.
17748 (label_context_stack_vm): Don't define.
17749 (c_finish_goto_label): Call lookup_label_for_goto rather than
17750 lookup_label. Don't give errors about jumping into a statement
17751 expression or the scope of a variably modified type. Don't set
17752 label_context_stack_se or label_context_stack_vm.
17753 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
17754 fields. Add bindings field.
17755 (c_start_case): Don't set deleted fields. Set bindings field.
17756 (do_case): Rework order of tests. Don't check blocked_stmt_expr
17757 or blocked_vm. Call c_check_switch_jump_warnings.
17758 (c_finish_case): Don't test blocked_stmt_expr field. Call
17759 c_release_switch_bindings.
17760 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
17761 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17762 set label_context_stack_se. Call c_bindings_start_stmt_expr.
17763 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
17764 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17765 set label_context_stack_se. Call c_bindings_end_stmt_expr.
17766 (c_begin_vm_scope, c_end_vm_scope): Don't define.
17767 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
17768 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
17769 (C_DECL_UNJUMPABLE_VM): Don't define.
17770 (C_DECL_UNDEFINABLE_VM): Don't define.
17771 (struct c_label_list): Don't define.
17772 (struct c_label_context_se): Don't define.
17773 (struct c_label_context_vm): Don't define.
17774 (struct c_spot_bindings): Declare.
17775 (c_bindings_start_stmt_expr): Declare.
17776 (c_bindings_end_stmt_expr): Declare.
17777 (lookup_label_for_goto): Declare.
17778 (c_get_switch_bindings, c_release_switch_bindings): Declare.
17779 (c_check_switch_jump_warnings): Declare.
17780 (label_context_stack_se, label_context_stack_vm): Don't declare.
17781 (c_finish_goto_label): Update declaration.
17782 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
17783 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
17784 (Warning Options): Document -Wjump-misses-init.
17786 2009-06-15 Jakub Jelinek <jakub@redhat.com>
17788 * tree-object-size.c (addr_object_size): Fix a pasto in the last
17791 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17793 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
17795 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17797 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
17799 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17801 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
17803 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17805 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
17806 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
17807 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
17808 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
17809 * dwarf2asm.c (dw2_force_const_mem): Update call to
17810 make_decl_one_only.
17811 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
17812 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
17813 * langhooks.c (lhd_comdat_group): Remove.
17814 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
17815 * tree.h (DECL_COMDAT_GROUP): New.
17816 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
17817 (tree_decl_with_vis): Add comdat_group. Remove one_only.
17818 (make_decl_one_only): Change signature.
17819 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
17820 make_decl_one_only.
17821 (make_decl_one_only): Change signature.
17822 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
17824 2009-06-15 Richard Guenther <rguenther@suse.de>
17826 PR middle-end/40439
17827 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
17829 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17831 * tree-ssa-math-opts.c: Remove extra divide.
17833 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17835 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
17837 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17839 * passes.c: Add bswap pass.
17840 * tree-pass.h: Add pass_optimize_bswap declaration.
17841 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
17842 Include rtl.h, expr.h and optabs.h for optab_handler check.
17843 (struct symbolic_number, pass_optimize_bswap): New definition.
17844 (do_shift_rotate, verify_symbolic_number_p): New functions.
17845 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
17846 (gate_optimize_bswap): New function.
17847 * tree.c (widest_int_cst_value): New function.
17848 * tree.h (widest_int_cst_value): Prototype added.
17850 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
17852 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
17853 REG_EQUAL/REG_EQUIV notes.
17855 2009-06-14 Richard Guenther <rguenther@suse.de>
17857 PR middle-end/40389
17858 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
17859 has its address taken if NRV was applied and it is addressable.
17860 * tree-ssa-structalias.c (get_constraint_for_address_of): New
17861 function split out from ...
17862 (get_constraint_for_1): ... here.
17863 (handle_rhs_call): Use it to mark the return slot escaped if
17864 it is addressable and NRV was applied.
17866 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17868 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
17869 Change first argument type to location_t.
17870 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
17871 Do not set input_location.
17872 Use loc instead of input_location throughout.
17874 2009-06-13 Richard Guenther <rguenther@suse.de>
17876 PR tree-optimization/40421
17877 * tree-predcom.c (should_unroll_loop_p): Remove.
17878 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
17880 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17882 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17883 Add location argument.
17885 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17887 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
17889 * config/s390/s390.c (s390_build_builtin_va_list): Same.
17890 (s390_gimplify_va_arg): Pass location to create_artificial_label.
17891 * config/spu/spu-protos.h: Add location to
17892 spu_resolve_overloaded_builtin.
17893 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
17894 spu_build_builtin_va_list.
17895 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
17896 argument. Pass location to build_function_call_vec.
17897 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
17899 (emit_fpu_switch): Same.
17900 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
17901 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
17902 to build_decl and create_artificial_label.
17903 (xtensa_gimplify_va_arg_expr): Same.
17904 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
17905 (xstormy16_gimplify_va_arg_expr): Same.
17906 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
17907 * config/arm/arm.c (arm_build_builtin_va_list): Same.
17908 * config/mips/mips.c (mips_build_builtin_va_list): Same.
17909 (mips16_build_function_stub): Same.
17910 (mips16_build_call_stub): Same.
17912 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
17915 * arm/constraints.md (Pa, Pb): New constraints.
17916 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
17917 split pattern to deal with them.
17919 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
17921 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
17922 fix index entry for -Xpreprocessor.
17924 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17926 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17927 Add location argument to build_decl call.
17928 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17929 (rs6000_init_builtins): Same.
17930 (spe_init_builtins): Same.
17931 (rs6000_gimplify_va_arg): Add location argument to
17932 create_artificial_label call.
17934 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17936 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17937 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17938 * Makefile.in: Fix GGC dependency for gcse.o.
17940 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17942 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17943 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17944 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17946 * c-parser.c (c_parser_binary_expression): Use current column while
17947 building binary operations.
17948 * common.opt (fshow-column): Enable by default.
17949 * tree-vrp.c (check_array_ref): Use warning_at.
17950 (check_array_bounds): Use location from call back if expr has no
17952 * tree.h: Add location argument to maybe_fold_*.
17953 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17954 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17955 (maybe_fold_offset_to_component_ref): Same.
17956 (maybe_fold_offset_to_reference): Same.
17957 (maybe_fold_offset_to_address): Same.
17958 (maybe_fold_stmt_indirect): Same.
17959 (maybe_fold_stmt_addition): Same.
17960 (fold_stmt_r): Pass location to maybe_fold_*.
17961 (fold_gimple_assign): Same.
17962 * c-tree.h: Add location argument to finish_decl,
17963 default_function_array_conversion, store_init_value.
17964 * c-decl.c (define_label): Use error_at.
17965 (c_make_fname_decl): Pass location to finish_decl.
17966 (finish_decl): New location argument.
17967 (build_compound_literal): Pass location to store_init_value.
17968 (grokdeclarator): Pass location to finish_decl.
17970 * c-typeck.c (array_to_pointer_conversion): New location argument.
17971 (function_to_pointer_conversion): Same.
17972 (default_function_array_conversion): Same.
17973 (parser_build_unary_op): Pass location to overflow_warning.
17974 (parser_build_binary_op): Same. Use warning_at.
17975 (build_unary_op): Pass location to array_to_pointer_conversion.
17976 (build_c_cast): Pass location to digest_init.
17977 (build_modify_expr): New location argument.
17978 (convert_for_assignment): Same.
17979 (store_init_value): Same.
17980 (digest_init): Same.
17981 (output_init_element): Pass location to digest_init and
17982 array_to_pointer_conversion.
17983 (c_finish_return): Pass location to convert_for_assignment.
17984 * gimplify.c (gimplify_conversion): Pass location to
17985 maybe_fold_offset_to_address.
17986 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17987 to maybe_fold_stmt_addition.
17988 * c-omp.c (c_finish_omp_atomic): Pass new location to
17990 (c_finish_omp_for): Same.
17991 * c-common.c (overflow_warning): New argument.
17992 * c-common.h: New argument to build_modify_expr, overflow_warning.
17993 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17995 (c_parser_initializer): Pass location to
17996 default_function_array_conversion.
17997 (c_parser_initelt): Same.
17998 (c_parser_initval): Same.
17999 (c_parser_asm_operands): Same.
18000 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18001 (c_parser_conditional_expression): Same.
18002 (c_parser_binary_expression): Add location info to stack. Use it.
18003 (c_parser_unary_expression): Pass location to
18004 default_function_array_conversion, parser_build_unary_op,
18005 build_indirect_ref, c_parser_postfix_expression_after_primary.
18006 (c_parser_postfix_expression_after_primary): New location argument.
18008 (c_parser_expression_conv): Pass location to
18009 default_function_array_conversion.
18010 (c_parser_expr_list): Same.
18011 (c_parser_omp_atomic): Same.
18012 (c_parser_omp_for_loop): Same.
18013 * c-tree.h (struct c_declarator): Add comment to id_loc.
18014 (build_array_declarator): New argument.
18015 * c-decl.c (build_array_declarator): Add location argument.
18016 (grokdeclarator): Set id_loc for cdk_array.
18017 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18018 build_array_declarator.
18019 * tree.c (build_omp_clause): Add location argument.
18020 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18021 (OMP_CLAUSE_LOCATION): New macro.
18022 (struct tree_omp_clause): Add location field.
18023 (build_omp_clause): Add argument.
18024 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18026 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18027 (cp_parser_omp_clause_collapse): Same.
18028 (cp_parser_omp_clause_default): Same.
18029 (cp_parser_omp_clause_if): Same.
18030 (cp_parser_omp_clause_nowait): Same.
18031 (cp_parser_omp_clause_num_threads): Same.
18032 (cp_parser_omp_clause_ordered): Same.
18033 (cp_parser_omp_clause_schedule): Same.
18034 (cp_parser_omp_clause_untied): Same.
18035 (cp_parser_omp_for_loop): Same.
18036 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18037 * c-tree.h (c_start_case): Add location argument.
18038 (c_process_expr_stmt): Same.
18039 (c_finish_goto_*): Same.
18040 * tree-parloops.c (initialize_reductions): Pass location to
18042 (create_parallel_loop): Same.
18043 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18044 (gfc_trans_omp_reduction_list): Same.
18045 (gfc_trans_omp_clauses): Same.
18046 (gfc_trans_omp_do): Same.
18047 * c-typeck.c (c_finish_goto_label): Same.
18048 (c_finish_goto_ptr): New location argument.
18049 (c_start_case): Same.
18050 (emit_side_effect_warnings): Same.
18051 (c_process_expr_stmt): Same.
18052 (c_finish_stmt_expr): Same.
18053 (c_finish_omp_clauses): Use error_at instead of error.
18054 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18056 * c-omp.c (c_split_parallel_clauses): New location argument.
18057 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18058 to build_omp_clause.
18059 (convert_local_reference_stmt): Same.
18060 (convert_gimple_call): Same.
18061 * c-common.h (c_split_parallel_clauses): New argument.
18062 * c-parser.c (c_parser_statement_after_labels): Pass location to
18063 c_finish_goto_label.
18064 (c_parser_switch_statement): Pass location to c_start_case.
18065 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18066 and c_process_expr_stmt.
18067 (c_parser_omp_variable_list): Add location argument.
18068 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18069 (c_parser_omp_clause_default): Same.
18070 (c_parser_omp_clause_if): Same.
18071 (c_parser_omp_clause_num_threads): Same.
18072 (-c_parser_omp_clause_ordered): Same.
18073 (c_parser_omp_clause_reduction): Pass location to
18074 c_parser_omp_variable_list.
18075 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18076 (c_parser_omp_clause_untied): Same.
18077 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18078 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18080 * c-tree.h (check_for_loop_decls, undeclared_variable,
18081 build_component_ref, build_array_ref, build_external_ref,
18082 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18083 build_conditional_expr, build_compound_expr, c_cast_expr,
18084 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18085 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18087 * c-semantics.c (build_stmt): Same.
18088 (build_case_label): Same.
18089 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18090 (undeclared_variable): New argument.
18091 (make_label): Same.
18092 (lookup_label): Pass location on down.
18093 (define_label): Same.
18094 (finish_decl): Same.
18095 (build_compound_literal): Same.
18096 (finish_struct): Same.
18097 (finish_function): Do not set location here.
18098 (check_for_loop_decls): New argument.
18099 * tree.c (save_expr): Set location.
18100 (build_empty_stmt): New argument.
18101 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18102 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18103 * builtins.c (gimplify_va_arg_expr): Use locations.
18104 (expand_builtin_sync_operation): Same.
18105 * c-typeck.c (build_component_ref): New argument.
18106 (build_array_ref): Same.
18107 (build_external_ref): Same.
18108 (c_expr_sizeof_expr): Same.
18109 (c_expr_sizeof_type): Same.
18110 (parser_build_unary_op): Same.
18111 (build_conditional_expr): Same.
18112 (build_compound_expr): Pass location on down.
18113 (build_compound_expr): New argument.
18114 (build_c_cast): Same.
18115 (c_cast_expr): Same.
18116 (build_asm_expr): Same.
18117 (c_finish_return): Same.
18118 (c_process_expr_stmt): Pass location on down.
18119 (c_finish_stmt_expr): New argument.
18120 (push_clenaup): Same.
18121 (c_finish_omp_parallel): Same.
18122 (c_finish_omp_task): Same.
18123 * gimplify.c (gimplify_call_expr): Pass location on down.
18124 * c-omp.c (c_finish_omp_master): New argument.
18125 (c_finish_omp_critical): Same.
18126 (c_finish_omp_ordered): Same.
18127 (c_finish_omp_barrier): Same.
18128 (-c_finish_omp_taskwait): Same.
18129 (c_finish_omp_atomic): Same.
18130 (c_finish_omp_flush): Same.
18131 * tree-inline.c (copy_tree_body_r): Pass location on down.
18132 (inline_forbidden_p): Remove use of input_location.
18133 * c-gimplify.c (c_build_bind_expr): New argument.
18134 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18135 (c_sizeof_or_alignof_type): New argument.
18136 (c_alignof_expr): Same.
18137 (build_va_arg): Same.
18138 (c_add_case_label): Same.
18139 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18140 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18141 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18142 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18143 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18144 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18146 * stub-objc.c (objc_build_selector_expr): Same.
18147 (objc_build_throw_stmt): Same.
18148 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18149 (c_parser_initelt): Same.
18150 (c_parser_compound_statement): Same.
18151 (c_parser_compound_statement_nostart): Same.
18152 (c_parser_label): Same.
18153 (c_parser_statement_after_labels): Same.
18154 (c_parser_if_body): Same.
18155 (c_parser_else_body): Same.
18156 (c_parser_if_statement): Same.
18157 (c_parser_switch_statement): Same.
18158 (c_parser_while_statement): Same.
18159 (c_parser_do_statement): Same.
18160 (c_parser_for_statement): Same.
18161 (c_parser_asm_statement): Same.
18162 (c_parser_conditional_expression): Same.
18163 (c_parser_binary_expression): Same.
18164 (c_parser_cast_expression): Same.
18165 (c_parser_unary_expression): Same.
18166 (c_parser_sizeof_expression): Same.
18167 (c_parser_alignof_expression): Same.
18168 (c_parser_postfix_expression): Same.
18169 (c_parser_expression): Same.
18170 (c_parser_objc_receiver): Same.
18171 (c_parser_omp_variable_list): Same.
18172 (c_parser_omp_structured_block): Same.
18173 (c_parser_omp_atomic): New argument.
18174 (c_parser_omp_barrier): Same.
18175 (c_parser_omp_critical): Same.
18176 (c_parser_omp_flush): Pass location on down.
18177 (c_parser_omp_for_loop): New argument.
18178 (c_parser_omp_for): Same.
18179 (c_parser_omp_master): Same.
18180 (c_parser_omp_ordered): Same.
18181 (c_parser_omp_sections_scope): Same.
18182 (c_parser_omp_sections): Same.
18183 (c_parser_omp_parallel): Same.
18184 (c_parser_omp_single): Same.
18185 (c_parser_omp_task): Same.
18186 (c_parser_omp_taskwait): Pass location on down.
18187 (c_parser_omp_construct): Same.
18188 (c_parser_omp_threadprivate): Same.
18189 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18190 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18191 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18192 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18193 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18194 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18195 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18196 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18197 config/i386/i386.c, stmt.c:
18198 Add location argument to the following function definitions and/or
18199 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18200 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18201 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18202 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18203 do_case, c_finish_bc_stmt, build_compound_literal,
18204 build_function_call.
18205 * c-decl.c (build_compound_literal): Add location argument.
18206 Make all diagnostic calls use location.
18207 (start_struct): Same.
18208 (finish_struct): Same.
18209 (start_enum): Same.
18210 (build_enumerator): Same.
18211 (start_function): Same.
18212 (grokdeclarator): Make all diagnostic calls use location.
18213 (store_parm_decls_oldstyle): Same.
18214 * c-typeck.c (build_function_call): Add location argument.
18215 Make all diagnostic calls use location.
18217 (c_finish_bc_stmt): Same.
18218 * tree-nested.c (get_trampoline_type): Add argument.
18219 Pass location to build_decl.
18220 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18221 * rtl.h (RTL_LOCATION): New.
18222 * c-common.c (c_add_case_label): Add location argument.
18223 Make all diagnostic calls use location.
18224 * c-common.h: Add location argument to make_fname_decl, do_case,
18225 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18226 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18227 Set it appropriately for every case. Pass enum_loc to start_enum
18228 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18230 (c_parser_struct_or_union_specifier): Save location. Use it for
18231 start_struct, finish_struct, and parser_xref_tag.
18233 2009-06-12 Ian Lance Taylor <iant@google.com>
18235 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18237 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18238 cpp_opts->warn_cxx_operator_names.
18240 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18243 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18244 is returns NULL and OP is a VCE, look through the VCE.
18246 2009-06-12 Ian Lance Taylor <iant@google.com>
18249 * collect2.c (main): Use CONST_CAST2 in code inside #if
18250 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18252 2009-06-12 Joey Ye <joey.ye@intel.com>
18254 PR middle-end/39146
18255 * cfgexpand.c (get_decl_align_unit): Update
18256 max_used_stack_slot_alignment with align instead of
18257 stack_alignment_needed.
18259 * function.c (assign_stack_local_1): Update
18260 max_used_stack_slot_alignment with alignment_in_bits instead
18261 of stack_alignment_needed.
18262 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
18265 2009-06-12 Jakub Jelinek <jakub@redhat.com>
18267 * dwarf2out.c (last_var_location_insn): New variable.
18268 (dwarf2out_end_epilogue): Clear last_var_location_insn.
18269 (dwarf2out_var_location): Don't record anything after last real
18270 insn. Only change labels if there were any real instructions
18271 in between last note and this one, or if changed sections.
18273 2009-06-11 Richard Henderson <rth@redhat.com>
18275 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
18276 note when storing the frame pointer in a register.
18277 (FRP): Don't redefine to nothing for epilogue.
18278 (alpha_expand_epilogue): Mark register and sp restores.
18279 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
18281 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
18282 when gen_lowpart is needed.
18284 2009-06-11 Richard Henderson <rth@redhat.com>
18286 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
18288 * dwarf2out.c (need_data_align_sf_opcode): New.
18289 (div_data_align): Move earlier.
18290 (def_cfa_1, reg_save): Use it.
18292 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
18294 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
18295 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
18296 (ix86_handle_option): Handle OPT_mcrc32.
18297 (ix86_target_string): Add -mcrc32.
18298 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
18300 * config/i386/i386.h (TARGET_CRC32): New.
18302 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
18303 (sse4_2_crc32di): Likewise.
18305 * config/i386/i386.opt (mcrc32): New.
18307 * doc/invoke.texi: Document -mcrc32.
18309 2009-06-11 Richard Henderson <rth@redhat.com>
18311 * common.opt (gdwarf-): Accept a version number.
18312 * doc/invoke.texi (gdwarf-): Update docs.
18313 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
18314 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
18315 version level, and record it.
18317 * dwarf2.h (DW_CIE_VERSION): Remove.
18318 * dwarf2out.c (DWARF_VERSION): Remove.
18319 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
18320 (output_call_frame_info): Use CIE version 3 for dwarf3,
18321 or if the return register column is out of range for version 1.
18322 (dwarf_stack_op_name): Add all dwarf3 values.
18323 (DEBUG_PUBTYPES_SECTION): New.
18324 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
18325 encoding change for dwarf3.
18326 (output_die) [dw_val_class_die_ref]: Likewise.
18327 (output_compilation_unit_header): Emit correct version for dwarf3.
18328 (output_line_info): Likewise.
18329 (output_pubnames): Update for DWARF_VERSION removal.
18330 (output_aranges): Likewise.
18331 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
18332 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
18333 (dwarf2out_finish): Likewise.
18335 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18337 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
18340 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18343 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
18344 * builtins.c (expand_builtin_unreachable): New function.
18345 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
18346 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
18347 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
18349 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
18350 searching for missing barriers.
18352 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18354 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
18355 when -fprofile-generate* was passed.
18356 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18358 2009-06-11 Anthony Green <green@moxielogic.com>
18360 * config/moxie/moxie.md: Define length attribute for all instructions.
18362 (*b<cond:code>): Support limited branch ranges for new PC-relative
18363 branch instructions.
18364 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
18366 2009-06-11 Jakub Jelinek <jakub@redhat.com>
18368 * config/i386/i386.c (min_insn_size): Use get_attr_length
18369 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
18370 For __asm return 0.
18372 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
18373 instead of emit_insn_before.
18375 2009-06-10 Ian Lance Taylor <iant@google.com>
18378 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
18381 2009-06-10 Revital Eres <eres@il.ibm.com>
18383 * passes.c (init_optimization_passes): Reschedule
18384 predictive-commoning pass before complete unroll pass.
18386 2009-06-10 Martin Jambor <mjambor@suse.cz>
18388 * cgraph.c (cgraph_node_can_be_local_p): New function.
18389 (cgraph_make_node_local): New function.
18390 * cgraph.h (cgraph_node_can_be_local_p): Declare.
18391 (cgraph_make_node_local): Declare.
18393 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
18395 * tree.h (tree_base): Add packed_flag and user_align fields.
18396 Decrease size of spare field.
18397 (TYPE_USER_ALIGN): Use user_align from tree_base.
18398 (DECL_USER_ALIGN): Likewise.
18399 (TYPE_PACKED): Use packed_flag from tree_base.
18400 (DECL_PACKED): Likewise.
18401 (tree_type): Delete packed_flag and user_align fields. Widen
18402 precision field. Widen mode field and shuffle fields to align
18403 mode on an 8-bit boundary.
18404 (tree_decl_common): Delete decl_flag_1 and user_align fields.
18405 Renumber decl_flag_* fields. Fix comments. Widen
18406 decl_common_unused field.
18407 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
18408 (DECL_EXTERNAL): Likewise.
18409 (DECL_BIT_FIELD): Likewise.
18410 (DECL_NONADDRESSABLE_P): Likewise.
18411 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
18412 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
18414 2009-06-10 Ian Lance Taylor <iant@google.com>
18416 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
18417 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
18418 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
18419 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
18420 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
18421 DEF_VEC_ALLOC_FUNC_P.
18422 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
18423 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
18424 DEF_VEC_ALLOC_FUNC_O.
18425 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
18426 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
18427 DEF_VEC_ALLOC_FUNC_I.
18428 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
18429 (vec_stack_p_reserve_exact_1): Declare.
18430 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
18431 (vec_stack_free): Declare.
18432 (VEC_stack_alloc): Define.
18433 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
18434 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
18435 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
18436 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
18438 (stack_vecs): New static variable.
18439 (vec_stack_p_reserve_exact_1): New function.
18440 (vec_stack_o_reserve_1): New static function.
18441 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
18442 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
18443 (vec_stack_free): New function.
18444 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
18445 (VEC_df_ref_stack_alloc): Define.
18446 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
18447 DEF_VEC_ALLOC_P_STACK.
18448 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
18449 (struct df_collection_rec): Change _vec fields to VEC. Remove
18451 (df_free_collection_rec): Adjust for new fields.
18452 (df_insn_rescan): Use new df_collection_rec fields.
18453 (df_notes_rescan, df_canonize_collection_rec): Likewise.
18454 (df_ref_create_structure, df_ref_record): Likewise.
18455 (df_get_conditional_uses, df_get_call_refs): Likewise.
18456 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
18457 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
18458 (df_record_exit_block_uses, df_bb_verify): Likewise.
18459 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
18460 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
18461 Remove count parameter. Change return type to void. Change all
18463 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
18464 Remove count parameter. Change return type to void. Change all
18466 (df_install_refs): Change old_vec parameter to VEC. Remove count
18467 parameter. Change all callers.
18468 (df_install_mws): Change old_vec parameter to VEC. Remove count
18469 parameter. Change all callers.
18470 (df_refs_verify): Change new_rec parameter to VEC. Change call
18472 (df_mws_verify): Likewise.
18474 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
18476 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
18478 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
18480 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
18482 2009-06-10 Anthony Green <green@moxielogic.com>
18484 * config/moxie/crti.asm: New file.
18485 * config/moxie/crtn.asm: New file.
18486 * config/moxie/moxie.c: New file.
18487 * config/moxie/moxie.h: New file.
18488 * config/moxie/sfp-machine.h: New file.
18489 * config/moxie/moxie-protos.h: New file.
18490 * config/moxie/t-moxie: Created.
18491 * config/moxie/t-moxie-softfp: Created.
18492 * config/moxie/moxie.md: Created.
18493 * config/moxie/constraints.md: Created.
18494 * config.gcc: Add moxie support.
18495 * doc/md.texi (Machine Constraints): Add moxie constraints.
18496 * doc/contrib.texi (Contributors): Mention moxie port.
18497 * doc/install.texi (Specific): Mention the moxie port.
18499 2009-06-09 Ian Lance Taylor <iant@google.com>
18501 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
18502 compiling with C++.
18503 * optabs.c (optab_table): Only use designated initializers if
18504 HAVE_DESIGNATED_INITIALIZERS is defined.
18505 (convert_optab_table): Likewise.
18506 (init_optabs): Always call init_insn_codes if
18507 HAVE_DESIGNATED_INITIALIZERS is not defined.
18509 2009-06-09 Ian Lance Taylor <iant@google.com>
18511 * targhooks.c (default_builtin_vectorized_function): Change fn
18512 parameter to unsigned int.
18513 (default_builtin_vectorized_conversion): Change code parameter to
18515 (default_builtin_reciprocal): Change fn parameter to unsigned int.
18516 * targhooks.h: Update declarations.
18517 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
18518 parameter to unsigned int.
18520 * c-typeck.c (comptypes_check_enum_int): New static function.
18521 (comptypes_internal): Add enum_and_int_p parameter. Change all
18523 (comp_target_types): Add location parameter. Change all callers.
18524 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
18525 Change all callers.
18526 (function_types_compatible_p, type_lists_compatible_p): Likewise.
18527 (build_conditional_expr): Add colon_loc parameter. Change all
18529 (convert_for_assignment): Add location parameter. Change all callers.
18530 * c-parser.c (c_parser_conditional_expression): Pass location of
18531 colon to build_conditional_expr.
18532 * c-tree.h (build_conditional_expr): Update declaration.
18534 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18536 * graphite.c: Revert previous patch.
18538 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18541 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
18543 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
18545 * tree-ssa-loop-prefetch.c
18546 (loop_prefetch_arrays): Fixed a portability problem in printf format
18549 2009-06-09 Martin Jambor <mjambor@suse.cz>
18551 PR tree-optimization/40351
18552 * tree-sra.c (propagate_subacesses_accross_link): Check that a
18553 refrence to a potential artifical subaccess can be constructed.
18555 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18557 * config/sh/sh-protos.h (sh_optimization_options): Declare.
18558 (sh_override_options): Likewise.
18559 * config/sh/sh.c: Include params.h.
18560 (sh_optimization_options): New.
18561 (sh_override_options): Likewise.
18562 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
18563 (OVERRIDE_OPTIONS): Use sh_override_options.
18565 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18567 * dwarf2out.c (emit_cfa_remember): New variable.
18568 (add_fde_cfi): If emit_cfa_remember, recurse to add
18569 DW_CFA_remember_state first.
18570 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
18571 instead just set emit_cfa_remember.
18573 2009-06-08 Jan Hubicka <jh@suse.cz>
18576 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
18578 2009-06-08 Jan Hubicka <jh@suse.cz>
18580 PR middle-end/39834
18581 * cgraphunit.c (save_inline_function_body): Do not copy transform
18582 hooks for saved inline bodies.
18583 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
18584 for given function.
18586 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
18588 * jump.c (returnjump_p): Handle delayed branches. Add missing
18591 2009-06-08 Jan Hubicka <jh@suse.cz>
18593 PR middle-end/40102
18594 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
18595 original node might've been modified.
18596 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
18598 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18600 * tree-object-size.c (addr_object_size): Add OSI argument.
18601 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
18602 (compute_builtin_object_size, expr_object_size): Adjust callers.
18603 (plus_stmt_object_size): Call addr_object_size instead of
18604 compute_builtin_object_size.
18606 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
18607 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18609 * tree-ssa-loop-prefetch.c
18610 (gather_memory_references): Introduced a counter for the number of
18612 (anything_to_prefetch_p): Introduced a counter for the number of
18614 (is_loop_prefetching_profitable): New function with a cost model
18616 (loop_prefetch_arrays): Use the new cost model to determine if
18617 prefetching is profitable.
18618 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
18619 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18620 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
18621 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18622 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
18623 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18625 2009-06-08 Michael Matz <matz@suse.de>
18628 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
18629 partitions use the same.
18630 (expand_one_var): Deal with DECL_RTL sometimes begin set also
18631 for basevars of SSA_NAMEs.
18632 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
18633 to not expand them twice.
18634 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
18637 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
18639 * common.opt (fcompare-debug=, fcompare-debug-second): New.
18640 (fdump-final-insns=, gtoggle): New.
18641 * doc/invoke.texi: Document them.
18642 * final.c (rest_of_clean_state): Dump final insn stream.
18643 * gcc.c (invoke_as): Hook in -fcompare-debug.
18644 (static_spec_functions): Add compare-debug-dump-opt,
18645 compare-debug-self-opt and compare-debug-auxbase-opt.
18646 (compare_debug, compare_debug_second, compare_debug_opt): New.
18647 (switches_debug_check, n_switches_debug_check): New.
18648 (debug_auxbase_opt, debug_check_temp_file): New.
18649 (process_command): Handle -fno-compare-debug, -fcompare-debug and
18651 (do_self_spec): Handle arguments after switches.
18652 (do_spec_1): Add .gk extension to temp file basenames for compare.
18653 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
18654 (cc1_options): Use it instead of normal auxbase computation for
18655 the second compare-debug compilation.
18656 (compare_files): New.
18657 (main): Set up and implement compare debug mode.
18658 (compare_debug_dump_opt_spec_function): New.
18659 (compare_debug_self_opt_spec_function): New.
18660 (compare_debug_auxbase_opt_spec_function): New.
18661 * toplev.c (process_options): Handle flag_gtoggle,
18662 flag_dump_final_insns.
18663 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
18664 during -fcompare-debug-second compilation.
18666 2009-06-07 Ian Lance Taylor <iant@google.com>
18668 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
18669 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
18671 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
18672 with no default node. Change warning with %H to warning_at.
18673 Don't clear warn_switch around case checking.
18674 * doc/invoke.texi (Warning Options): Clarify distinction between
18675 -Wswitch and -Wswitch-enum.
18677 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18679 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
18681 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18683 * gbl-ctors.h: Add header guard.
18685 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18687 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
18688 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
18689 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
18690 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
18691 prototypes for removed functions.
18692 (expressions_equal_p): Move to ...
18693 * tree-ssa-sccvn.h: ... here and ...
18694 * matrix-reorg.c: ... adjust includes.
18696 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18698 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
18700 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18702 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
18703 (finish_function): Remove erroneous whitespace.
18705 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18707 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
18708 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
18710 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18712 * errors.c (internal_error): Commentary typo fix.
18713 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
18714 * tree-ssa-pre.c: Ditto.
18716 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18718 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
18719 them is supposed to hold actual statements.
18721 2009-06-06 Ian Lance Taylor <iant@google.com>
18723 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
18724 empty statements can now have attributes.
18726 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
18728 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
18729 * config/mips/mips.md: Ditto.
18731 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18733 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
18735 (__eabi_uconvert): Likewise.
18737 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18739 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
18740 CFI_* definitions with IN_GCC.
18742 2009-06-05 David Edelsohn <edelsohn@gnu.org>
18744 * xcoffout.h (xcoffout_source_line): Update prototype.
18746 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18748 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
18749 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
18751 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18753 PR middle-end/40340
18754 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
18755 inlined_function_outer_scope_p blocks for artificial inlines
18757 * tree.c (tree_nonartificial_location): Rewrite using
18758 block_nonartificial_location.
18760 2009-06-05 Revital Eres <eres@il.ibm.com>
18761 Leehod Baruch <leehod@il.ibm.com>
18763 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
18764 (expand_expr_real_1): Remove comment.
18765 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
18766 Vectorize misaligned access when the target supports it.
18767 (vect_supportable_dr_alignment): Check for unaligned access support.
18768 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
18771 2009-06-05 Julian Brown <julian@codesourcery.com>
18773 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
18774 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
18776 2009-06-05 Richard Guenther <rguenther@suse.de>
18779 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
18780 as possibly unused.
18782 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18784 * config/s390/s390.c (global_not_special_regno_p): New static inline.
18785 (save_gprs): Don't tell unwinder when a global register is saved.
18786 (s390_emit_epilogue): Emit needed epilogue unwind info.
18788 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18790 * dwarf2out.c (deferred_asm_name): New.
18791 (add_name_and_src_coords_attributes): Defer creation of
18792 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
18794 (move_linkage_attr): New.
18795 (dwarf2out_finish): Revisit deferrals and emit attributes at the
18798 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18800 * tree-nested.c (finalize_nesting_tree_1): Declare the
18801 frame_decl in the binding tree.
18803 2009-06-04 Cary Coutant <ccoutant@google.com>
18805 * basic-block.h (struct basic_block_def): Add discriminator field.
18806 * dbxout.c (dbxout_source_line): Add new parameter. Change all
18808 * debug.c (do_nothing_debug_hooks): Add additional entry.
18809 (debug_nothing_int_charstar_int): New function.
18810 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
18811 (debug_nothing_int_charstar_int): New declaration.
18812 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
18813 discriminator value in .loc directive.
18814 * final.c (last_discriminator): New variable.
18815 (discriminator): New variable.
18816 (final_start_function): Initialize above variables, pass current
18817 discriminator to debug hook.
18818 (notice_source_line): Check for discriminator change.
18819 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
18820 * sdbout.c (sdbout_source_line): New parameter.
18821 * tree-cfg.c (struct locus_discrim_map): New structure type.
18822 (discriminator_per_locus): New hash table.
18823 (build_gimple_cfg): Allocate and free discriminator hash table.
18824 (make_edges): Call assign_discriminator.
18825 (locus_map_hash): New function.
18826 (locus_map_eq): New function.
18827 (next_discriminator_for_locus): New function.
18828 (same_line_p): New function.
18829 (assign_discriminator): New function.
18830 (make_cond_expr_edges): Call assign_discriminator.
18831 (make_gimple_switch_edges): Likewise.
18832 (first_non_label_stmt): New function.
18833 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
18835 * xcoffout.c (xcoffout_source_line): Add new parameter.
18837 * configure.ac (gcc_cv_as_discriminator): New configury check for
18838 gas support for discriminator.
18839 * configure: Regenerate.
18840 * config.in: Regenerate.
18842 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18844 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
18845 val after checking for integers.
18847 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
18849 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
18851 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
18852 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
18853 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
18854 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
18855 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
18856 X64_SSE_REGPARM_MAX.
18857 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
18858 X64_SSE_REGPARM_MAX.
18860 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18862 * gcc.c (report_times_to_file): New.
18863 (execute): Implement it.
18864 (process_command): Support -time=.
18865 * doc/invoke.texi: Document it.
18867 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18869 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
18870 that have value exprs.
18872 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18874 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
18875 declarations for constants until...
18876 (dw2_output_indirect_constant_1): ... this point.
18878 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
18881 * arm.md (arm_addsi3): Don't try to split an add with an
18882 eliminable register until after reload has completed.
18884 2009-06-03 Ian Lance Taylor <iant@google.com>
18886 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
18887 * genattrtab.c (write_length_unit_log): Likewise.
18888 * genchecksum.c (dosum): Likewise.
18889 * gengtype.c (write_rtx_next): Likewise.
18890 (finish_root_table, write_roots): Likewise.
18891 * gimple.c (gimple_ops_offset_): Likewise.
18892 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
18893 * config/arc/arc.c (arc_attribute_table): Likewise.
18894 * config/arm/arm.c (arm_attribute_table): Likewise.
18895 * config/avr/avr.c (avr_attribute_table): Likewise.
18896 * config/crx/crx.c (crx_attribute_table): Likewise.
18897 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
18898 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
18899 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
18900 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
18901 * config/sh/sh.c (sh_attribute_table): Likewise.
18902 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
18903 * config/spu/spu.c (spu_attribute_table): Likewise.
18904 * config/v850/v850.c (v850_attribute_table): Likewise.
18906 * config/alpha/alpha.c (vms_attribute_table): Make static.
18907 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
18908 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
18909 * config/mips/mips.c (mips_attribute_table): Likewise.
18911 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
18913 (cc1-checksum.o): Likewise.
18915 2009-06-03 Steve Ellcey <sje@cup.hp.com>
18917 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
18919 2009-06-03 Jakub Jelinek <jakub@redhat.com>
18921 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
18922 insn if it is changing sp. Use gen_add3_insn instead of
18923 conditionally gen_addsi3 and gen_adddi3.
18924 (offset_below_red_zone_p): New static inline function.
18925 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
18926 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
18927 * config/rs6000/ppc-asm.h: Include auto-host.h.
18928 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18929 CFI_RESTORE): Define.
18930 * config/rs6000/crtresxgpr.asm: Add unwind info.
18931 * config/rs6000/crtresxfpr.asm: Likewise.
18932 * config/rs6000/crtresgpr.asm: Likewise.
18933 * config/rs6000/crtresfpr.asm: Likewise.
18934 * config/rs6000/crtsavgpr.asm: Likewise.
18935 * config/rs6000/crtsavfpr.asm: Likewise.
18937 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18938 argument of DWARF2_FRAME_REG_OUT macros.
18940 2009-06-03 Julian Brown <julian@codesourcery.com>
18942 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18943 words or less (including TImode) in core registers.
18945 2009-06-03 Richard Guenther <rguenther@suse.de>
18947 PR middle-end/40328
18948 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18950 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18952 * statistics.c (statistics_counter_event): Do not record event
18953 in pass dump if its number == -1.
18954 (curr_statistics_hash): Add assert that we never get passes
18955 with static number == -1.
18957 2009-06-03 Richard Guenther <rguenther@suse.de>
18958 Andrey Belevantsev <abel@ispras.ru>
18960 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18961 non-BLKmode arrays addressable.
18963 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18965 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18966 * config/m68k/m68k.h: ... here.
18968 2009-06-03 Martin Jambor <mjambor@suse.cz>
18970 PR tree-optimization/40323
18971 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18974 2009-06-03 Richard Guenther <rguenther@suse.de>
18976 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18979 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18981 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18982 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18983 JUMP_TABLE_DATA_P where applicable.
18984 * config/sh/sh.c: Ditto.
18985 * config/sh/sh.h: Ditto.
18986 * config/sh/sh.md: Ditto.
18987 * config/sh/symbian.c: Ditto.
18989 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18991 * config/i386/driver-i386.c (describe_cache): Optimize
18992 concatenation of strings. Use snprintf instead of sprintf.
18993 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18994 target when not compiling with GCC.
18996 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18998 * config/sh/sh.c: Revert last change.
18999 (sh_expand_epilogue): Emit a blockage insn before the frame
19000 pointer adjustment unconditionally.
19002 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19004 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19005 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19006 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19007 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19008 to COLLECT_GCC_OPTIONS.
19010 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19012 * collect2.c (target_system_root): New variable.
19013 (main): Handle --sysroot=.
19014 (ignore_library): Strip the sysroot from the library path.
19016 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19018 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19019 (collect2.o): Depend on collect2-aix.h.
19020 (collect2-aix.o): New rule.
19021 * collect2-aix.h: New file.
19022 * collect2-aix.c: Likewise.
19023 * collect2.c: Include collect2-aix.h. Don't undefine
19024 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19025 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19026 Use TARGET_AIX_VERSION instead of _AIX51.
19027 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19028 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19029 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19030 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19031 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19033 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19035 * collect2.c (ignore_library): Avoid premature post-increment
19036 and null deference.
19038 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19040 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19041 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19042 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19043 CROSS_DIRECTORY_STRUCTURE too.
19044 (LINK_LIBG_SPEC): Likewise.
19045 (LIB_SPEC): Add %R to sysroot paths.
19046 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19047 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19048 * config/rs6000/aix51.h: As for aix43.h.
19049 * config/rs6000/aix52.h: Likewise.
19050 * config/rs6000/aix53.h: Likewise.
19051 * config/rs6000/aix61.h: Likewise.
19052 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19053 to the beginning of sysroot paths.
19055 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19057 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19058 INSN_LISTs that are out of the REG_NOTE range.
19060 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19062 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19063 (struct var_to_expand): Likewise.
19064 (struct opt_info): Add head and tail for linked lists of the above.
19065 (analyze_insn_to_expand_var): Initialize next.
19066 (analyze_iv_to_split_insn): Likewise.
19067 (analyze_insns_in_loop): Create linked lists.
19068 (allocate_basic_variable): Simplify for use without hash table.
19069 (insert_var_expansion_initialization): Likewise, make it type-safer.
19070 (combine_var_copies_in_loop_exit): Likewise.
19071 (apply_opt_in_copies): Walk lists rather than hash tables.
19072 (release_var_copies): Simplified and inlined by hand into...
19073 (free_opt_info): ... this function.
19075 2009-06-02 Richard Guenther <rguenther@suse.de>
19077 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19080 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19082 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19083 only for builtins that are not overridden.
19085 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19087 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19090 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19092 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19094 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19096 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19098 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19100 * common.opt (fdump-unnumbered-links): New.
19101 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19102 * print-rtl.c (flag_dump_unnumbered_links): New.
19103 (print_rtx): Test it.
19105 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19107 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19108 push/pop multiple to 8-byte alignment.
19110 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19112 * config/i386/i386.c (queued_cfa_restores): New static variable.
19113 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19115 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19116 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19117 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19118 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19119 note unconditionally.
19120 (ix86_emit_restore_regs_using_mov): Likewise.
19121 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19122 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19123 it through to ix86_emit_restore_reg_using_pop.
19124 (ix86_emit_leave): Add RED_OFFSET argument. Call
19125 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19126 instead of adding REG_CFA_OFFSET note unconditionally.
19127 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19128 the above functions. Call ix86_add_queued_cfa_restore_notes when
19131 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19132 force output of the label even for dwarf2out_do_cfi_asm.
19133 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19134 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19135 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19137 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19138 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19139 dwarf2out_cfi_label callers.
19140 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19141 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19142 Adjust dwarf2out_cfi_label callers.
19143 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19145 * config/i386/i386.h (struct machine_cfa_state,
19146 struct machine_function): Guard with ifndef USED_FOR_TARGET
19147 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19150 * emutls.c (__emutls_get_address): Change arr->size to mean number
19151 of allocated arr->data entries instead of # of slots + 1.
19153 PR middle-end/40316
19154 * recog.c (peep2_reinit_state): New function.
19155 (peephole2_init_state): Use it at the end of a basic block and also
19156 when seeing a RTX_FRAME_RELATED_P insn.
19158 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19160 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19161 fixuns_truncrfdi2): New.
19162 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19163 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19164 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19165 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19166 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19167 *recip_approx): Remove.
19168 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19169 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19170 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19172 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19175 2009-06-01 Ian Lance Taylor <iant@google.com>
19177 * attribs.c (register_attribute): Use CONST_CAST.
19178 * collect2.c (main): Use CONST_CAST2.
19179 (scan_prog_file): Likewise.
19180 * gcc.c (process_command, main): Likewise.
19181 * toplev.c (toplev_main): Likewise.
19183 * c-typeck.c (handle_warn_cast_qual): New static function,
19184 partially broken out of build_c_cast.
19185 (build_c_cast): Call handle_warn_cast_qual.
19186 * doc/invoke.texi (Warning Options): Document new effect of
19189 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19191 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19192 (diagnostic_report_current_module): Print columns.
19193 * common.opt (flag_show_column): Enable by default.
19195 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19197 * alias.c (find_base_term): Check for NULL term before returning.
19199 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19201 Revert due to PR40320:
19202 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19203 * calls.c (emit_library_call_value_1): Don't force_operand for move
19206 2009-06-01 Olivier Hainque <hainque@adacore.com>
19207 Eric Botcazou <ebotcazou@adacore.com>
19209 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19210 to be processed as a bitfield for constructor output purposes.
19211 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19213 * varasm.c (oc_local_state): New type, output_constructor
19214 local state to support communication with helpers.
19215 (oc_outer_state): New type, output_constructor outer state of
19216 relevance in recursive calls.
19217 (output_constructor_array_range): New output_constructor helper,
19218 extracted code for an array range element.
19219 (output_constructor_regular_field): New output_constructor helper,
19220 extracted code for an element that is not a bitfield.
19221 (output_constructor_bitfield): New output_constructor helper,
19222 extracted code for a bitfield element. Accept an OUTER state
19223 argument for recursive processing. Recurse on record or array
19224 CONSTRUCTOR values, possibly past noop conversions.
19225 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19226 VALUE is a valid constant-valued expression for use in a static
19227 bit-field initializer.
19228 (output_constructor): Rework to use helpers. Accept and honor an
19229 OUTER state argument for recursive calls. Return total size. Be
19230 prepared for nested constructors initializing bitfields.
19231 (output_constant): Feed OUTER in calls to output_constructor.
19233 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19235 * calls.c (emit_library_call_value_1): Don't force_operand for move
19238 2009-06-01 Nick Clifton <nickc@redhat.com>
19240 * doc/invoke.texi (IA-64 Options): Fix typo.
19242 2009-06-01 Ira Rosen <irar@il.ibm.com>
19244 PR tree-optimization/39129
19245 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19247 (vect_do_peeling_for_loop_bound): Use
19248 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19249 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19250 (vect_loop_versioning): Likewise.
19251 (vect_create_cond_for_alias_checks): Fix indentation.
19252 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19254 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19255 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19256 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19257 "control flow in loop".
19258 (vect_estimate_min_profitable_iters): Use
19259 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19260 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19261 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19262 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
19263 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
19264 statement belongs to a group of strided accesses with the exact code
19266 (vectorizable_load): Likewise.
19267 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
19268 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19270 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
19272 * config/freebsd-stdint.h: New file.
19273 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
19274 Add freebsd-stdint.h to tm_file.
19276 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
19278 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
19279 (thumb2_extendhidi2): Likewise.
19281 2009-05-31 Ian Lance Taylor <iant@google.com>
19283 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
19285 2009-05-31 Ian Lance Taylor <iant@google.com>
19287 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
19288 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
19289 (ipa-reference.o): Depend upon gt-ipa-reference.h.
19291 2009-05-31 Jason Merrill <jason@redhat.com>
19293 * tree-pretty-print.c (print_call_name): Take the callee, not the
19294 call itself. Make non-static. Use dump_function_name for functions.
19295 (dump_generic_node): Adjust.
19296 * diagnostic.h: Declare print_call_name.
19297 * gimple-pretty-print.c (dump_gimple_call): Use it.
19299 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19301 * config/sh/sh.md (ashldi3_std): New define_expand.
19304 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19307 * config/sh/sh.c: Include debug.h.
19308 (sh_expand_epilogue): Emit a blockage insn before the frame
19309 pointer adjustment also when dwarf2out_do_frame returns true.
19311 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
19313 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
19314 (thumb2_extendqidi2): New pattern.
19316 2009-05-31 Ira Rosen <irar@il.ibm.com>
19318 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
19319 mark phis for renaming.
19320 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
19321 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
19322 Call mark_sym_for_renaming.
19323 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
19324 * tree-vect-loop.c (vect_transform_loop): Remove
19325 vect_memsyms_to_rename initialization and a call to
19326 mark_set_for_renaming.
19328 2009-05-31 Jakub Jelinek <jakub@redhat.com>
19330 PR middle-end/40304
19331 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
19332 frame related even if !set_cfa && style < 0.
19334 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
19336 * config/i386/mingw-tls.c: New file.
19337 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
19338 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
19339 defining _WIN32 but not __CYGWIN__.
19341 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19343 * configure.ac: Add MPC support.
19345 * config.in, configure: Regenerate.
19347 2009-05-29 Richard Henderson <rth@redhat.com>
19349 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
19350 NOTE_INSN_BASIC_BLOCK.
19351 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
19352 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
19353 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
19355 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
19357 (add_cfi): Disable check redefining cfa away from drap.
19358 (lookup_cfa_1): Add remember argument; handle remember/restore.
19359 (lookup_cfa): Pass remember argument.
19360 (cfa_remember): New.
19361 (compute_barrier_args_size_1): Remove sibcall check.
19362 (dwarf2out_frame_debug_def_cfa): New.
19363 (dwarf2out_frame_debug_adjust_cfa): New.
19364 (dwarf2out_frame_debug_cfa_offset): New.
19365 (dwarf2out_frame_debug_cfa_register): New.
19366 (dwarf2out_frame_debug_cfa_restore): New.
19367 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
19368 (dwarf2out_begin_epilogue): New.
19369 (dwarf2out_frame_debug_restore_state): New.
19370 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
19371 DW_CFA_restore_state.
19372 (output_cfi_directive): Likewise.
19373 (convert_cfa_to_fb_loc_list): Likewise.
19374 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
19375 * dwarf2out.h: Update.
19376 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
19377 (copy_insn_1): Early out for null.
19378 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
19379 and dwarf2out_frame_debug_restore_state.
19380 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
19381 (prologue_insn_hash, epilogue_insn_hash): New.
19382 (free_after_compilation): Adjust freeing accordingly.
19383 (record_insns): Create hash table if needed; push insns into
19384 hash instead of array.
19385 (maybe_copy_epilogue_insn): New.
19386 (contains): Search hash table instead of array.
19387 (sibcall_epilogue_contains): Remove.
19388 (thread_prologue_and_epilogue_insns): Split eh_return insns
19389 and mark them as epilogues.
19390 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
19391 scanning in terms of basic blocks.
19392 * insn-notes.def (CFA_RESTORE_STATE): New.
19393 * jump.c (returnjump_p_1): Accept EH_RETURN.
19394 (eh_returnjump_p_1, eh_returnjump_p): New.
19395 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
19396 CFA_REGISTER, CFA_RESTORE): New.
19397 * rtl.def (EH_RETURN): New.
19398 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
19400 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
19401 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
19403 * config/i386/i386.c (gen_push): Update cfa state.
19404 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
19405 add a CFA_ADJUST_CFA note.
19406 (ix86_dwarf_handle_frame_unspec): Remove.
19407 (ix86_expand_prologue): Update cfa state.
19408 (ix86_emit_restore_reg_using_pop): New.
19409 (ix86_emit_restore_regs_using_pop): New.
19410 (ix86_emit_leave): New.
19411 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
19412 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
19413 * config/i386/i386.h (struct machine_cfa_state): New.
19414 (ix86_cfa_state): New.
19415 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
19416 (eh_return_internal): Merge from eh_return_<mode>,
19417 use eh_return rtx, split w/ epilogue.
19419 2009-05-29 Ian Lance Taylor <iant@google.com>
19421 * builtins.c (validate_gimple_arglist): Don't use va_arg with
19423 * calls.c (emit_library_call_value_1): Likewise.
19425 * c-typeck.c (c_build_va_arg): New function.
19426 * c-tree.h (c_build_va_arg): Declare.
19427 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
19428 instead of build_va_arg.
19430 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
19432 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
19433 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
19434 (ptr_difference_cost): Use affine combinations to compute it.
19435 (difference_cost): Likewise.
19436 (get_computation_cost_at): Compute more accurate cost for addresses
19437 if the ratio is a multiplier allowed in addresses.
19438 For non-addresses, consider that an additional offset or symbol is
19441 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19443 * config/i386/i386.c (ix86_decompose_address): Avoid useless
19444 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
19446 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
19447 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
19448 (prefix_rex): For UNIT_MMX don't imply the prefix by default
19450 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
19451 to 1 for TYPE_SSE{IADD1,CVT1}.
19452 (prefix_vex_imm8): Removed.
19453 (length_vex): Only pass 1 as second argument to
19454 ix86_attr_length_vex_default if prefix_extra is 0.
19455 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
19456 (length): For prefix vex computation use length_immediate
19457 attribute instead of prefix_vex_imm8.
19458 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
19459 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
19460 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
19461 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
19462 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
19463 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
19464 a space in between the operands.
19465 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
19466 if one operand is 0xff and the other one si, di, bp or sp.
19467 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
19468 other one si, di, bp or sp.
19469 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
19470 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
19471 type and mode attributes.
19472 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
19473 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
19474 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
19475 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
19476 prefix_data16 attribute iff MODE_DF.
19477 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
19478 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
19479 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
19480 constm128_operand in length_immediate computation.
19481 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
19482 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
19483 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
19484 length_immediate attribute to 1.
19485 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
19486 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
19487 for certain alternatives.
19488 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
19489 prefix_data16 attribute if MODE_V1DF.
19490 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
19491 length_immediate to 1.
19492 (set_got_rex64, set_rip_rex64): Remove length attribute, set
19493 length_address to 4, set mode attribute to MODE_DI.
19494 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
19495 (fxam<mode>2_i387): Set length attribute to 4.
19496 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
19497 *prefetch_3dnow_rex): Override length_address attribute.
19498 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
19500 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
19501 (constm128_operand): Removed.
19502 * config/i386/i386.c (memory_address_length): For
19503 disp && !index && !base in 64-bit mode account for SIB byte if
19504 print_operand_address can't optimize disp32 into disp32(%rip)
19505 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
19506 for fs: or gs: segment.
19507 (ix86_attr_length_immediate_default): When checking if shortform
19508 is possible, truncate immediate to the length of the non-shortened
19510 (ix86_attr_length_address_default): Ignore MEM_P operands
19512 (ix86_attr_length_vex_default): Only check for DImode on
19513 GENERAL_REG_P operands.
19514 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
19515 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
19516 (sse_cvttps2pi): Clear prefix_rep attribute.
19517 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
19519 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
19520 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
19521 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
19522 iff operand 2 is const_int_operand.
19523 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
19524 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
19525 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
19527 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
19529 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
19530 prefix_data16 attribute for movlpd and movhpd instructions.
19531 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
19532 length_immediate for shufpd instruction.
19533 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
19534 (avx_cmpp<avxmodesuffixf2c><mode>3,
19535 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
19536 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
19537 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
19538 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
19539 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
19540 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
19541 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
19542 prefix_data16 attribute for the first alternative to 1.
19543 (*avx_loadlps): Override length_immediate for the first alternative.
19544 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
19545 attributes for second alternative.
19546 (*vec_concatv2sf_sse4_1): Override length_immediate and
19547 prefix_data16 attributes for second alternative.
19548 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
19549 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
19550 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
19551 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
19552 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
19553 prefix_data16 and length_immediate to 1.
19554 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
19556 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
19557 prefix_extra attribute for variants that don't have 0f prefix alone.
19558 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
19559 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
19560 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
19561 *sse4_1_pextrd): Set length_immediate to 1.
19562 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
19563 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
19565 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
19566 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
19567 length_immediate to 1 for second alternative.
19568 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
19569 prefix_extra and length_immediate attributes for the first
19571 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
19573 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
19574 to 1 for the first and third alternative.
19575 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
19577 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
19579 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
19581 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
19582 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
19583 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
19584 *avx_psign<mode>3): Set prefix_extra attribute to 1.
19585 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
19586 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
19587 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
19588 ssse3_psign<mode>3): Override prefix_rex attribute.
19589 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
19590 (ssse3_palignrti): Override length_immediate to 1.
19591 (ssse3_palignrdi): Override length_immediate to 1, override
19592 prefix_rex attribute.
19593 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
19594 (sse4a_extrqi): Override length_immediate to 2.
19595 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
19596 (sse4a_insertq): Override prefix_data16 to 0.
19597 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
19598 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
19599 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
19600 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
19601 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
19602 and length_immediate to 1.
19603 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
19604 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
19605 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
19606 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
19607 and length_immediate to 1.
19608 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
19609 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
19610 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
19611 avx_ptest256): Override prefix_extra to 1.
19612 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
19613 Override prefix_data16 and length_immediate to 1.
19614 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
19615 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
19616 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
19617 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
19618 prefix_data16 to 0 and prefix_extra to 2.
19619 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
19620 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
19622 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
19623 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
19624 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
19625 and prefix_extra to 2.
19626 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
19627 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
19628 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
19629 avx_vpermilvar<mode>3,
19630 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
19631 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
19632 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
19633 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
19634 Override prefix_extra to 1.
19635 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
19636 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
19637 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
19638 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
19639 prefix_extra and length_immediate to 1.
19640 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
19642 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
19643 to 1 for the first alternative.
19644 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
19645 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
19647 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
19648 *movv2sf_internal_avx, *movv2sf_internal): Override
19649 prefix_rep attribute for certain alternatives.
19650 (*mov<mode>_internal): Override prefix_rep or prefix_data16
19651 attributes for certain alternatives.
19652 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
19653 attributes for certain alternatives.
19654 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
19655 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
19656 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
19657 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
19658 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
19659 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
19660 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
19661 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
19662 length_immediate to 1 if operand 2 is const_int_operand.
19663 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
19664 *vec_extractv2si_1): Set length_immediate attribute to 1.
19665 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
19666 using old 3DNOW insn rather than SSE/3DNOW_A.
19667 (mmx_emms, mmx_femms): Clear modrm attribute.
19669 2009-05-29 Martin Jambor <mjambor@suse.cz>
19671 * tree-sra.c: New implementation of SRA.
19673 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
19674 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
19675 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
19676 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
19677 (SRA_MAX_STRUCTURE_COUNT): Removed.
19678 (SRA_FIELD_STRUCTURE_RATIO): Removed.
19679 * doc/invoke.texi (sra-max-structure-size): Removed.
19680 (sra-field-structure-ratio): Removed.
19682 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19684 PR middle-end/40291
19685 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
19688 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
19690 PR rtl-optimization/40101
19691 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
19692 seqno. Adjust comment.
19693 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
19694 inserting bookkeeping before a jump, the jump is not scheduled.
19695 When no positive seqno found, provide a value. Add comment.
19697 2009-05-29 Richard Guenther <rguenther@suse.de>
19699 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
19700 short-cutting on the first component.
19702 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19704 PR middle-end/39958
19705 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
19706 for trees other than decls/types.
19708 2009-05-29 Richard Guenther <rguenther@suse.de>
19710 * tree-ssa-operands.c (get_expr_operands): Do not handle
19711 INDIRECT_REFs in the handled-component case. Remove
19712 unused get_ref_base_and_extent case.
19713 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
19714 tree_low_cst and host_integerp where possible.
19715 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
19716 codes for equivalence.
19717 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
19719 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
19721 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
19722 to tmake_file for i[34567]86-*-cygwin*.
19724 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19727 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
19728 (altivec_categorize_keyword, init_vector_keywords,
19729 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
19732 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
19734 * tree.c (handle_dll_attribute): Check if node is
19735 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
19737 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
19739 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
19741 (thumb2_zero_extendqidi2): Likewise.
19743 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
19745 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
19746 instead of gen_movrt.
19747 * config/sh/sh.md (movrt): Remove.
19749 2009-05-28 Steve Ellcey <sje@cup.hp.com>
19751 * doc/invoke.texi (IA-64 Options):
19752 Add -msdata, -mfused-madd, -mno-inline-float-divide,
19753 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
19754 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
19755 -msched-prefer-non-control-spec-insns,
19756 -msched-stop-bits-after-every-cycle,
19757 -msched-count-spec-in-critical-path,
19758 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
19759 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
19760 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
19761 and -msched-spec-verbose.
19763 2009-05-28 Joseph Myers <joseph@codesourcery.com>
19765 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
19766 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
19768 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
19770 2009-05-28 Richard Guenther <rguenther@suse.de>
19772 * tree-ssa-alias.c (ao_ref_init): New function.
19773 (ao_ref_base): Likewise.
19774 (ao_ref_base_alias_set): Likewise.
19775 (ao_ref_alias_set): Likewise.
19776 (refs_may_alias_p_1): Change signature.
19777 (refs_may_alias_p): Adjust.
19778 (refs_anti_dependent_p): Likewise.
19779 (refs_output_dependent_p): Likewise.
19780 (call_may_clobber_ref_p_1): Change signature.
19781 (call_may_clobber_ref_p): Adjust.
19782 (stmt_may_clobber_ref_p_1): New function split out from ...
19783 (stmt_may_clobber_ref_p): ... here.
19784 (maybe_skip_until): Adjust signature.
19785 (get_continuation_for_phi): Likewise.
19786 (walk_non_aliased_vuses): Likewise.
19787 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
19788 (ao_ref_init): Declare.
19789 (ao_ref_base): Likewise.
19790 (ao_ref_alias_set): Likewise.
19791 (stmt_may_clobber_ref_p_1): Likewise.
19792 (walk_non_aliased_vuses): Adjust.
19793 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
19794 (get_ref_from_reference_ops): remove.
19795 (vn_reference_lookup_2): Adjust signature.
19796 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
19797 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
19798 (vn_reference_lookup): Adjust.
19799 (vn_reference_insert): Likewise.
19800 (vn_reference_insert_pieces): Adjust signature.
19801 (visit_reference_op_call): Adjust.
19802 * tree-ssa-pre.c (get_expr_type): Simplify.
19803 (phi_translate_1): Adjust.
19804 (compute_avail): Likewise.
19805 (translate_vuse_through_block): Do not re-build trees.
19806 (value_dies_in_block_x): Likewise.
19807 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
19809 (vn_reference_lookup_pieces): Adjust declaration.
19810 (vn_reference_insert_pieces): Likewise.
19812 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
19814 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
19815 with checking disabled.
19817 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
19821 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
19822 macro definition for support of three-operand format aligned
19823 .comm directive in assembler on cygwin/pe/mingw target OS.
19824 * configure: Regenerate.
19825 * config.h: Regenerate.
19827 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
19828 aligned form of .comm directive if -mpe-aligned-commons is in effect.
19829 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
19831 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
19832 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
19834 2009-05-28 Ira Rosen <irar@il.ibm.com>
19836 PR tree-optimization/40254
19837 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
19838 in analysis of basic blocks.
19840 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
19842 PR middle-end/33699
19843 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
19844 * target-def.h (TARGET_CONST_ANCHOR): New macro.
19845 (TARGET_INITIALIZER): Use it.
19846 * cse.c (CHEAPER): Move it up to the other macros.
19847 (insert): Rename this ...
19848 (insert_with_costs): ... to this. Add cost parameters. Update
19850 (insert): New function. Call insert_with_costs.
19851 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
19852 find_reg_offset_for_const, try_const_anchors): New functions.
19853 (cse_insn): Call try_const_anchors. Adjust cost of src_related
19854 when using a const-anchor. Call insert_const_anchors.
19855 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
19856 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
19858 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19860 * tree-inline.c (remap_decls): Enable nonlocalized variables
19861 when not optimizing.
19863 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19865 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
19866 Simplify other tests involving optimize.
19868 2009-05-27 Tom Tromey <tromey@redhat.com>
19870 * unwind-dw2.c (_Unwind_DebugHook): New function.
19871 (uw_install_context): Call _Unwind_DebugHook.
19873 2009-05-27 Tom Tromey <tromey@redhat.com>
19875 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
19877 2009-05-27 Ian Lance Taylor <iant@google.com>
19879 * Makefile.in (LINKER, LINKER_FLAGS): Define.
19880 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
19881 (ALL_LINKERFLAGS): Define.
19882 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
19883 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19884 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
19885 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19886 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
19887 $(LINKER_FOR_BUILD).
19888 (build/gcov-iov$(build_exeext)): Likewise.
19890 2009-05-27 Julian Brown <julian@codesourcery.com>
19892 * gcse.c (target.h): Include.
19893 (can_assign_to_reg_without_clobbers_p): Check that the target allows
19894 copy of argument to a pseudo register.
19896 2009-05-27 Diego Novillo <dnovillo@google.com>
19898 * tree-ssa-live.c (dump_scope_block): Document arguments.
19899 (dump_scope_blocks): Document.
19900 (debug_scope_blocks): New.
19901 * tree-flow.h (debug_scope_blocks): Declare.
19903 2009-05-21 Denis Chertykov <denisc@overta.ru>
19905 * doc/contrib.texi (Contributors): Add myself to the list.
19907 2009-05-27 Olivier Hainque <hainque@adacore.com>
19909 * expr.c (target_align): New function. Alignment the TARGET of an
19910 assignment may be assume to have.
19911 (highest_pow2_factor_for_target): Use it instead of relying on
19912 immediate tree attributes of TARGET, not necessarily honored when
19913 intermediate bitfields are involved.
19915 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
19918 * config/i386/driver-i386.c (host_detect_local_cpu): Support
19919 AVX, SSE4, AES, PCLMUL and POPCNT.
19921 2009-05-27 Diego Novillo <dnovillo@google.com>
19923 * tree-pretty-print.c (dump_location): New.
19924 (dump_generic_node): Call it.
19925 Factor code to handle BLOCK nodes ...
19926 (dump_block_node): ... here.
19928 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19930 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19932 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19934 * gcc-plugin.h: Include config.h and system.h.
19935 (IN_GCC): Define if not defined.
19937 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19939 PR middle-end/40249
19940 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19943 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19945 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19947 * config/m32r/m32r.h: Ditto.
19948 * config/m32r/m32r.md: Ditto.
19949 * config/m32r/predicates.md: Ditto.
19951 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19953 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19955 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19958 (Loading plugins): typo.
19959 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19960 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19961 (Interacting with the GCC Garbage Collector): Added new section.
19962 (Giving information about a plugin): Added new section for
19964 * ggc.h (ggc_register_root_tab): Added declaration.
19965 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19966 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19967 (register_callback): Improved comment in declaration.
19968 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19969 (extra_root_vec) Added static variable for dynamic roots registration.
19970 (ggc_register_root_tab) Added new routine.
19971 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19972 PLUGIN_GGC_MARKING event.
19973 * ggc-zone.c: Include plugin.h.
19974 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19975 * ggc-page.c: Include plugin.h.
19976 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19977 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19978 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19979 (register_callback): check lack of callbacks for
19980 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19981 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19982 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19983 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19984 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19985 dependency on plugin.h.
19986 (plugin.o): Added dependency on ggc.h...
19988 2009-05-26 Richard Guenther <rguenther@suse.de>
19990 PR middle-end/40248
19992 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19993 with mismatched comparison modes.
19995 * expr.c (expand_expr_real_1): Expand the operand of a
19996 VIEW_CONVERT_EXPR in its natural mode.
19998 2009-05-26 Ian Lance Taylor <iant@google.com>
20000 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20001 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20002 (ALL_COMPILERFLAGS): Define.
20003 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20004 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20005 (collect2$(exeext), collect2.o): Likewise.
20006 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20007 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20008 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20009 (libbackend.o, intl.o, cppdefault.o): Likewise.
20010 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20011 (build/%.o): Use $(COMPILER_FOR_BUILD).
20012 (build/gen%$(build_exeext)): Likewise.
20013 (build/gcov-iov$(build_exeext)): LIkewise.
20014 * config/t-darwin (darwin.o): Use $(COMPILER).
20015 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20016 * config/t-sol2 (sol2-c.o): Likewise.
20017 (sol2.o): Likewise.
20018 * config/t-vxworks (vxworks.o): Likewise.
20019 * config/x-darwin (host-darwin.o): Likewise.
20020 * config/x-hpux (host-hpux.o): Likewise.
20021 * config/x-linux (host-linux.o): Likewise.
20022 * config/x-solaris (host-solaris.o): Likewise.
20023 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20024 * config/arm/t-arm (arm-c.o): Likewise.
20025 * config/arm/t-pe (pe.o): Likewise.
20026 * config/arm/t-wince-pe (pe.o): Likewise.
20027 * config/i386/t-cygming (winnt.o): Likewise.
20028 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20029 * config/i386/t-cygwin (cygwin1.o): Likewise.
20030 (cygwin2.o): Likewise.
20031 * config/i386/t-i386 (i386-c.o): Likewise.
20032 * config/i386/t-interix (winnt.o): Likewise.
20033 * config/i386/t-netware (netware.o): Likewise.
20034 * config/i386/t-nwld (nwld.o): Likewise.
20035 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20036 * config/i386/x-i386 (driver-i386.o): Likewise.
20037 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20038 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20039 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20040 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20041 * config/mips/x-native (driver-native.o): Likewise.
20042 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20043 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20044 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20045 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20046 * config/score/t-score-elf (score7.o): Likewise.
20047 (score3.o): Likewise.
20048 * config/sh/t-sh (sh-c.o): Likewise.
20049 * config/sh/t-symbian (sh-c.o): Likewise.
20050 (symbian.o): Likewise.
20051 * config/spu/t-spu-elf (spu-c.o): Likewise.
20052 * config/v850/t-v850 (v850-c.o): Likewise.
20053 * config/v850/t-v850e (v850-c.o): Likewise.
20055 2009-05-26 Richard Guenther <rguenther@suse.de>
20057 PR tree-optimization/40122
20058 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20059 VECTOR_CSTs if possible.
20060 (fold_gimple_assign): Likewise.
20062 2009-05-26 Richard Guenther <rguenther@suse.de>
20064 PR middle-end/40252
20065 * fold-const.c (fold_binary): Use the correct types for building
20068 2009-05-26 Richard Guenther <rguenther@suse.de>
20070 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20071 redundant calls to merge_alias_info.
20072 (bump_vector_ptr): Likewise.
20073 * tree-ssa-copy.c (merge_alias_info): Remove.
20074 (replace_exp_1): Remove call to merge_alias_info.
20075 (propagate_tree_value): Likewise.
20076 (fini_copy_prop): Propagate points-to info.
20077 * tree-flow.h (merge_alias_info): Remove.
20079 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20081 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20083 2009-05-25 Jan Hubicka <jh@suse.cz>
20085 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20086 * cgraph.h (struct inline_summary): New filed self_wize,
20087 size_inlining_benefit, self_time and time_inlining_benefit.
20088 (struct cgraph_global_info): Replace insns by time ans size fields.
20089 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20090 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20091 (ipcp_update_callgraph): Do not touch function bodies.
20092 * ipa-inline.c: Include except.h
20093 (MAX_TIME): New constant.
20094 (overall_insns): Remove.
20095 (leaf_node_p): New.
20096 (overall_size, max_benefit): New static variables.
20097 (cgraph_estimate_time_after_inlining): New function.
20098 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20099 (cgraph_clone_inlined_nodes): Update size.
20100 (cgraph_mark_inline_edge): Update size.
20101 (cgraph_estimate_growth): Use size info.
20102 (cgraph_check_inline_limits): Check size.
20103 (cgraph_default_inline_p): Likewise.
20104 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20105 (cgraph_decide_recursive_inlining): Check size.
20106 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20108 (cgraph_decide_inlining): Likewise.
20109 (cgraph_decide_inlining_incrementally): Likewise; honor
20110 PARAM_EARLY_INLINING_INSNS.
20111 (likely_eliminated_by_inlining_p): New predicate.
20112 (estimate_function_body_sizes): New function.
20113 (compute_inline_parameters): Use it.
20114 * except.c (must_not_throw_labels): New function.
20115 * except.h (must_not_throw_labels): Declare.
20116 * tree-inline.c (init_inline_once): Kill inlining_weigths
20117 * tree-ssa-structalias.c: Avoid uninitialized warning.
20118 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20119 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20120 (PARAM_INLINE_CALL_COST): Remove.
20121 (PARAM_EARLY_INLINING_INSNS): New.
20123 2009-05-25 Richard Guenther <rguenther@suse.de>
20125 PR tree-optimization/36327
20126 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20127 callback for reference translation or lookup at the point of may-defs.
20128 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20129 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20130 for union COMPONENT_REFs.
20131 (vn_reference_lookup_3): New callback. Lookup from memset
20132 and CONSTRUCTOR assignment, translate through struct copies.
20133 (vn_reference_lookup_pieces): Make sure to not free the
20134 passed operands array. Adjust walk_non_aliased_vuses call.
20135 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20136 make sure we do not leak memory.
20138 2009-05-25 Richard Guenther <rguenther@suse.de>
20140 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20141 * tree-inline.c (expand_call_inline): Reset the escaped and
20142 callused solutions.
20143 * tree-ssa-structalias.c (pass_build_ealias): New.
20144 * tree-pass.h (pass_build_ealias): Declare.
20145 * passes.c (init_optimization_passes): Add PTA during
20146 early optimizations.
20147 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20148 and CALLUSED solutions.
20149 (dump_points_to_solution): New function, split out from ...
20150 (dump_points_to_info_for): ... here.
20151 * tree-parloops.c (parallelize_loops): Reset the escaped and
20152 callused solutions.
20154 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20157 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20158 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20160 2009-05-25 Ira Rosen <irar@il.ibm.com>
20162 PR tree-optimization/40238
20163 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20164 statements after basic block's labels.
20165 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20166 to free the allocated memory.
20168 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20170 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20171 return address with a USE.
20173 2009-05-24 Richard Guenther <rguenther@suse.de>
20175 PR middle-end/40233
20176 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20177 array type from the main variant of the inner type.
20179 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20181 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20182 definition to bool (from int) to un-break build.
20183 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20185 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20187 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20188 discard_stmt_changes): Delete.
20189 * tree-ssa-operands.c (scb_stack): Delete.
20190 (init_ssa_operands): Do not initialize it.
20191 (fini_ssa_operands): Do not free it.
20192 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20194 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20195 update_stmt, remove the others. Fix comments.
20196 * tree-dfa.c (optimize_stack_restore): Likewise.
20197 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20198 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20199 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20200 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20202 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20203 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20204 (dom_opt_finalize_block): Likewise, adjusting access to
20206 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20207 (stmts_to_rescan): Change item type to gimple.
20208 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20210 2009-05-24 Ira Rosen <irar@il.ibm.com>
20212 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20213 * tree-pass.h (pass_slp_vectorize): New pass.
20214 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20215 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20216 * tree-vectorizer.c (timevar.h): Include.
20217 (user_vect_verbosity_level): Declare.
20218 (vect_location): Fix comment.
20219 (vect_set_verbosity_level): Update user_vect_verbosity_level
20220 instead of vect_verbosity_level.
20221 (vect_set_dump_settings): Add an argument. Ignore user defined
20222 verbosity if dump flags require higher level of verbosity. Print to
20223 stderr only for loop vectorization.
20224 (vectorize_loops): Update call to vect_set_dump_settings.
20225 (execute_vect_slp): New function.
20226 (gate_vect_slp): Likewise.
20227 (struct gimple_opt_pass pass_slp_vectorize): New.
20228 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20229 access its members.
20230 (vec_info_for_bb): New function.
20231 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20232 (VECTORIZATION_ENABLED): New macro.
20233 (SLP_ENABLED, SLP_DISABLED): Likewise.
20234 (vect_is_simple_use): Add bb_vec_info argument.
20235 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20236 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20237 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20238 vect_schedule_slp, vect_analyze_slp): Likewise.
20239 (vect_analyze_stmt): Add slp_tree argument.
20240 (find_bb_location): Declare.
20241 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20242 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20243 (vect_analyze_loop_operations, vect_analyze_loop,
20244 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20245 vect_finalize_reduction, vectorizable_reduction,
20246 vectorizable_live_operation, vect_transform_loop): Likewise.
20247 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20248 skip evolution analysis if analyzing a basic block.
20249 (dr_analyze_indices): Likewise.
20250 (initialize_data_dependence_relation): Skip the test whether the
20251 object is invariant for basic blocks.
20252 (compute_all_dependences): Skip dependence analysis for data
20253 references in basic blocks.
20254 (find_data_references_in_stmt): Don't fail in case of invariant
20255 access in basic block.
20256 (find_data_references_in_bb): New function.
20257 (find_data_references_in_loop): Move code to
20258 find_data_references_in_bb and add a call to it.
20259 (compute_data_dependences_for_bb): New function.
20260 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20261 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
20263 (vect_analyze_data_ref_dependence): Check for interleaving in case of
20264 unknown dependence in basic block and fail in case of dependence in
20266 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
20267 dependence instances from either loop or basic block vectorization
20269 (vect_compute_data_ref_alignment): Check if it is loop vectorization
20270 before calling nested_in_vect_loop_p.
20271 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
20272 dependence instances from either loop or basic block vectorization
20274 (vect_verify_datarefs_alignment): Likewise.
20275 (vect_enhance_data_refs_alignment): Adjust function calls.
20276 (vect_analyze_data_refs_alignment): Likewise.
20277 (vect_analyze_group_access): Fix printing. Skip different checks if
20278 DR_STEP is 0. Keep strided stores either in loop or basic block
20279 vectorization data structure. Fix indentation.
20280 (vect_analyze_data_ref_access): Fix comments, allow zero step in
20282 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
20283 dependence instances from either loop or basic block vectorization
20285 (vect_analyze_data_refs): Update comment. Call
20286 compute_data_dependences_for_bb to analyze basic blocks.
20287 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
20288 case of loop vectorization. In case of basic block vectorization use
20289 data-ref itself as a base.
20290 (vect_create_data_ref_ptr): In case of basic block vectorization:
20291 don't advance the pointer, add new statements before the current
20292 statement. Adjust function calls.
20293 (vect_supportable_dr_alignment): Support only aligned accesses in
20294 basic block vectorization.
20295 * common.opt (ftree-slp-vectorize): New flag.
20296 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
20297 (vect_pattern_recog_1): Likewise.
20298 * tree-vect-stmts.c (process_use): Likewise.
20299 (vect_init_vector): Add new statements in the beginning of the basic
20300 block in case of basic block SLP.
20301 (vect_get_vec_def_for_operand): Adjust function calls.
20302 (vect_finish_stmt_generation): Likewise.
20303 (vectorizable_call): Add assert that it is loop vectorization, adjust
20305 (vectorizable_conversion, vectorizable_assignment): Likewise.
20306 (vectorizable_operation): In case of basic block SLP, take
20307 vectorization factor from statement's type and skip the relevance
20308 check. Adjust function calls.
20309 (vectorizable_type_demotion): Add assert that it is loop
20310 vectorization, adjust function calls.
20311 (vectorizable_type_promotion): Likewise.
20312 (vectorizable_store): Check for outer loop only in case of loop
20313 vectorization. Adjust function calls. For basic blocks, skip the
20314 relevance check and don't advance pointers.
20315 (vectorizable_load): Likewise.
20316 (vectorizable_condition): Add assert that it is loop vectorization,
20317 adjust function calls.
20318 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
20319 that it is not reduction, get vector type, call only supported
20320 functions, skip loop specific parts.
20321 (vect_transform_stmt): Check for outer loop only in case of loop
20323 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
20324 (vect_is_simple_use): Fix comment, add new argument, fix conditions
20325 for external definition.
20326 * passes.c (pass_slp_vectorize): New pass.
20327 * tree-vect-slp.c (find_bb_location): New function.
20328 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
20329 check for patterns only in loops.
20330 (vect_build_slp_tree): Add argument, adjust function calls, fail in
20331 case of multiple types in basic block SLP.
20332 (vect_mark_slp_stmts_relevant): New function.
20333 (vect_supported_load_permutation_p): Fix comment.
20334 (vect_analyze_slp_instance): Add argument. In case of basic block
20335 SLP, take vectorization factor from statement's type, check that
20336 unrolling factor is 1. Adjust function call. Save SLP instance in
20337 either loop or basic block vectorization structure. Return FALSE,
20339 (vect_analyze_slp): Add argument. Get strided stores groups from
20340 either loop or basic block vectorization structure. Return FALSE
20341 if basic block SLP failed.
20342 (new_bb_vec_info): New function.
20343 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
20344 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
20345 (vect_schedule_slp): Add argument. Get SLP instances from either
20346 loop or basic block vectorization structure. Set vectorization factor
20347 to be 1 for basic block SLP.
20348 (vect_slp_transform_bb): New function.
20349 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
20351 2009-05-23 Mark Mitchell <mark@codesourcery.com>
20353 * final.c (shorten_branches): Do not align labels for jump tables.
20354 (final_scan_insn): Use JUMP_TABLE_DATA_P.
20356 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
20358 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
20359 Remove outdated reference to flow.c and fix nits.
20360 * doc/gccint.texi: Tweak RTL description.
20361 * doc/rtl.texi: Likewise.
20363 2009-05-23 Denis Chertykov <chertykov@gmail.com>
20365 * config/avr/avr.c: Change my email address.
20366 * config/avr/avr.h: Likewise.
20367 * config/avr/avr.md: Likewise.
20368 * config/avr/avr-protos.h: Likewise.
20369 * config/avr/libgcc.S: Likewise.
20371 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
20373 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
20374 (spu_split_load, spu_split_store): Change return type to int.
20375 (spu_split_convert): Declare.
20376 * config/spu/predicates.md (spu_mem_operand): Remove.
20377 (spu_mov_operand): Update.
20378 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
20379 * config/spu/spu.c (regno_aligned_for_load): Remove.
20380 (reg_aligned_for_addr, spu_expand_load): Define.
20381 (spu_expand_extv): Reimplement and handle MEM.
20382 (spu_expand_insv): Handle MEM.
20383 (spu_sched_reorder): Handle insn's with length 0.
20384 (spu_legitimate_address_p): Reimplement.
20385 (store_with_one_insn_p): Return TRUE for any mode with size
20386 larger than 16 bytes.
20387 (address_needs_split): Define.
20388 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
20390 (spu_convert_move): Define.
20391 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
20392 (spu_split_store): Change all MEM's to TImode.
20393 (spu_init_expanders): Preallocate registers that correspond to
20394 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
20396 (spu_split_convert): Define.
20397 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
20398 (_move<mode>, _movdi, _movti): Update predicate and condition.
20399 (load, store): Change to define_split.
20400 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
20402 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
20403 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
20404 define_insn_and_split of lshr<mode>3.
20405 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
20406 (<v>ashr<mode>3_imm): Define.
20407 (extv, extzv, insv): Allow MEM operands.
20408 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
20409 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
20410 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
20411 (_spu_convert2): Change to define_insn_and_split and remove the
20412 corresponding define_peephole2.
20413 (stack_protect_set, stack_protect_test, stack_protect_test_si):
20414 Change predicates to memory_operand.
20416 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20418 * config/arm/thumb2.md: Add 16-bit multiply instructions.
20420 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
20422 PR tree-optimization/40219
20423 * tree.c (iterative_hash_expr): Make sure the builtin function is
20424 a normal builtin function and not a front end or back end builtin
20425 before indexing into the built_in_decls array.
20427 2009-05-22 Richard Guenther <rguenther@suse.de>
20429 PR middle-end/38964
20430 * alias.c (write_dependence_p): Do not use TBAA for answering
20431 anti-dependence or output-dependence.
20432 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
20433 (emit_pointer_definition): Remove.
20434 (emit_alias_warning): Likewise.
20435 (find_what_var_points_to): Remove TBAA pruning code.
20436 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
20438 (compute_points_to_sets): Remove code computing the set of
20439 dereferenced pointers.
20440 * tree-data-ref.c (dr_may_alias_p): Properly use the split
20441 oracle for querying anti and output dependencies.
20442 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
20443 if TBAA may be applied.
20444 (refs_anti_dependent_p): New function.
20445 (refs_output_dependent_p): Likewise.
20446 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
20447 (refs_output_dependent_p): Likewise.
20448 * doc/tree-ssa.texi (Memory model): New section.
20449 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20450 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20451 * cfgexpand.c (expand_gimple_basic_block): Do not handle
20452 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
20453 * expr.c (expand_expr_real_1): Likewise.
20454 * gimple-low.c (lower_stmt): Likewise.
20455 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
20456 (dump_gimple_cdt): Remove.
20457 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20458 (gimple_size): Likewise.
20459 (walk_gimple_op): Likewise.
20460 (is_gimple_stmt): Likewise.
20461 (walk_stmt_load_store_addr_ops): Likewise.
20462 (gimple_build_cdt): Remove.
20463 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20464 * gimple.h (gimple_cdt_new_type): Remove.
20465 (gimple_cdt_new_type_ptr): Likewise.
20466 (gimple_cdt_set_new_type): Likewise.
20467 (gimple_cdt_location): Likewise.
20468 (gimple_cdt_location_ptr): Likewise.
20469 (gimple_cdt_set_location): Likewise.
20470 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20471 * tree-cfg.c (remove_useless_stmts_1): Do not handle
20472 GIMPLE_CHANGE_DYNAMIC_TYPE.
20473 (verify_types_in_gimple_stmt): Likewise.
20474 * tree-inline.c (estimate_num_insns): Likewise.
20475 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
20476 (copy_decl_to_var): Likewise.
20477 (copy_result_decl_to_var): Likewise.
20478 * tree-pretty-print.c (dump_generic_node): Do not handle
20479 CHANGE_DYNAMIC_TYPE_EXPR.
20480 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20481 * tree-ssa-operands.c (get_expr_operands): Likewise.
20482 * tree-ssa-structalias.c (struct variable_info): Remove
20483 no_tbaa_pruning member.
20484 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
20485 (unify_nodes): Do not copy it.
20486 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20487 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
20488 (set_uids_in_ptset): Do not check it.
20489 (find_what_var_points_to): Likewise.
20490 (compute_tbaa_pruning): Remove.
20491 (compute_points_to_sets): Do not call it.
20492 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20493 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20494 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
20495 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
20496 (DECL_NO_TBAA_P): Likewise.
20497 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
20498 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
20499 (expand_omp_atomic_pipeline): Do not set it.
20500 * print-tree.c (print_node): Do not dump it.
20501 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20504 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
20507 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
20510 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20512 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
20515 2009-05-22 Ben Elliston <bje@au.ibm.com>
20517 * Makefile.in (bversion.h, s-bversion): New targets.
20518 (TOPLEV_H): Add bversion.h.
20519 * toplev.h: Include "bversion.h".
20520 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
20521 the __format__ attribute only if compiling with the same version
20522 of GCC as the sources (the "build version").
20524 2009-05-22 Ben Elliston <bje@au.ibm.com>
20526 * c-format.c (handle_format_attribute): Fix comment typo.
20528 2009-05-21 Steve Ellcey <sje@cup.hp.com>
20531 * config/ia64/ia64.opt (mfused-madd): New.
20532 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
20533 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
20534 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
20535 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
20536 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
20537 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
20538 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
20539 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
20540 instruction if !TARGET_FUSED_MADD.
20541 (fpma, fpms): Remove colon from name.
20543 2009-05-22 Richard Guenther <rguenther@suse.de>
20545 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
20546 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
20547 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
20549 (create_expression_by_pieces): Only convert if necessary.
20550 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
20551 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
20553 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
20555 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
20556 regular pattern from a template and rename it ...
20557 (*extzv_truncsi_exts): ... to this.
20559 2009-05-21 Richard Guenther <rguenther@suse.de>
20561 * cgraph.h (struct cgraph_node): Remove inline_decl member.
20562 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
20563 (cgraph_default_inline_p): Likewise.
20564 (cgraph_decide_inlining_incrementally): Likewise.
20566 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
20567 Uros Bizjak <ubizjak@gmail.com>
20569 * config/i386/cpuid.h (bit_MOVBE): New.
20571 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
20573 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
20574 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
20575 (ix86_handle_option): Handle OPT_mmovbe.
20576 (ix86_target_string): Add -mmovbe.
20577 (pta_flags): Add PTA_MOVBE.
20578 (processor_alias_table): Add PTA_MOVBE to "atom".
20579 (override_options): Handle PTA_MOVBE.
20581 * config/i386/i386.h (TARGET_MOVBE): New.
20583 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
20584 (*bswapsi_movbe): New.
20585 (*bswapdi_movbe): Likewise.
20586 (bswapdi2): Renamed to ...
20587 (*bswapdi_1): This.
20588 (bswapdi2): New expander.
20590 * config/i386/i386.opt (mmovbe): New.
20592 * doc/invoke.texi: Document -mmovbe.
20594 2009-05-21 Taras Glek <tglek@mozilla.com>
20596 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
20597 * gcc-plugin.h (plugin_init): Updated signature.
20598 * gcc-plugin.h (plugin_name_args): Moved to this header.
20599 * doc/plugins.texi (plugin_init): Updated documention to reflect
20601 * doc/plugins.texi (plugin_name_args): Added to documention.
20603 2009-05-21 Mark Mitchell <mark@codesourcery.com>
20605 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
20606 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
20608 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
20610 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
20611 JUMP_TABLE_DATA_P predicates where applicable.
20612 * config/i386/predicates.md: Ditto.
20613 * config/i386/sse.md: Ditto.
20615 2009-05-21 Jakub Jelinek <jakub@redhat.com>
20617 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
20618 operand2 -128 override length_immediate attribute to 1.
20619 * config/i386/predicates.md (constm128_operand): New predicate.
20621 * config/i386/i386.c (memory_address_length): Handle %r12
20622 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
20624 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
20625 mode look through optional ZERO_EXTEND and SUBREG.
20626 * config/i386/i386.md (R12_REG): New define_constant.
20627 (prefix_data16): For sse unit set also for MODE_TI insns.
20628 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
20629 insns set if operand 1 is ext_QIreg_operand.
20630 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
20631 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
20633 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
20634 mode from MODE_DI to MODE_SI.
20635 (movdi_1_rex64): Override modrm and length_immediate attributes
20636 only for movabs (TYPE_IMOV, alternative 2).
20637 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
20638 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
20639 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
20640 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
20641 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
20642 prefix_rex attribute if DImode.
20643 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
20644 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
20645 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
20646 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
20647 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
20648 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
20649 Likewise. For TYPE_IMOV clear length_immediate attribute.
20650 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
20651 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
20652 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
20653 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
20654 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
20655 or one operand TYPE_ISHIFT.
20656 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
20657 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
20658 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
20659 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
20660 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
20661 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
20662 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
20663 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
20664 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
20665 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
20666 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
20667 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
20668 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
20669 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
20670 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
20671 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
20672 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
20673 set mode attribute, don't override length attribute.
20674 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
20676 (return_internal_long): Set length attribute to 2 instead of 1.
20677 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
20678 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
20679 prefix_rex attribute.
20680 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
20682 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
20684 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20686 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
20688 2009-05-20 Ian Lance Taylor <iant@google.com>
20690 * tree.c (build_tree_list_vec_stat): New function.
20691 (ctor_to_vec): New function.
20692 (build_nt_call_vec): New function.
20693 (build_call_array): Change args to be a const pointer.
20694 (build_call_vec): New function.
20695 * tree.h (build_nt_call_vec): Declare.
20696 (build_tree_list_vec_stat): Declare.
20697 (build_tree_list_vec): Define.
20698 (build_call_array): Update declaration.
20699 (build_call_vec): Declare.
20700 (ctor_to_vec): Declare.
20701 * c-common.c (tree_vector_cache): New static variable.
20702 (make_tree_vector): New function.
20703 (release_tree_vector): New function.
20704 (make_tree_vector_single): New function.
20705 (make_tree_vector_copy): New function.
20706 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
20707 (make_tree_vector_single, make_tree_vector_copy): Declare.
20708 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
20709 (c_parser_expr_list): Don't manage cache here, instead call
20711 (c_parser_release_expr_list): Remove static function.
20712 (c_parser_vec_to_tree_list): Remove static function.
20713 (c_parser_attributes): Call build_tree_list_vec instead of
20714 c_parser_vec_to_tree_list. Call release_tree_vector instead of
20715 c_parser_release_expr_list.
20716 (c_parser_postfix_expression_after_primary): Likewise.
20717 (c_parser_objc_keywordexpr): Likewise.
20719 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
20721 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
20722 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
20723 TARGET_CONVERT_TO_TYPE.
20724 * hooks.c (hook_tree_const_tree_null): Define.
20725 * hooks.h (hook_tree_const_tree_null): Declare.
20726 * target.h (struct gcc_target): Add invalid_parameter_type,
20727 invalid_return_type, promoted_type, and convert_to_type fields.
20728 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
20729 (TARGET_INVALID_RETURN_TYPE): Define.
20730 (TARGET_PROMOTED_TYPE): Define.
20731 (TARGET_CONVERT_TO_TYPE): Define.
20732 (TARGET_INITIALIZER): Update for new fields.
20733 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
20734 (grokparms): Check targetm.invalid_parameter_type.
20735 * c-typeck.c (default_conversion): Check targetm.promoted_type.
20736 * c-convert.c (convert): Check targetm.convert_to_type.
20738 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
20740 * config/mips/mips.md (*extenddi_truncate<mode>,
20741 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
20743 (*extendhi_truncateqi): New define_insn_and_sptit.
20745 2009-05-20 Jakub Jelinek <jakub@redhat.com>
20747 PR middle-end/40204
20748 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
20749 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
20751 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
20753 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
20754 the operand of VIEW_CONVERT_EXPR.
20756 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
20758 * config/i386/driver-i386.c (host_detect_local_cpu): Check
20759 extended family and model for Intel processors. Support Intel Atom.
20761 2009-05-20 Olivier Hainque <hainque@adacore.com>
20763 * gstab.h (stab_code_type): Define, to be used instead of the
20764 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
20766 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
20767 occurrences by stab_code_type.
20768 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
20770 2009-05-20 Martin Jambor <mjambor@suse.cz>
20772 * tree-flow.h (insert_edge_copies_seq): Undeclare.
20773 (sra_insert_before): Likewise.
20774 (sra_insert_after): Likewise.
20775 (sra_init_cache): Likewise.
20776 (sra_type_can_be_decomposed_p): Likewise.
20777 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
20778 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
20779 (sra_insert_before): Likewise.
20780 (sra_insert_after): Likewise.
20781 (sra_init_cache): Likewise.
20782 (insert_edge_copies_seq): Made static and moved upwards.
20784 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
20787 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
20789 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
20790 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
20793 2009-05-20 Richard Guenther <rguenther@suse.de>
20795 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20796 with mismatched comparison modes.
20798 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20800 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
20801 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
20802 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
20803 with shifts for Thumb2.
20804 (orsi_notsi): New for orn.
20805 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
20806 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
20807 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
20808 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
20809 Don't invert remainder for IOR.
20811 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
20813 PR tree-optimization/40087
20814 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
20815 number_of_iterations_ne): Rename never_infinite argument.
20816 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
20817 number_of_iterations_le): Handle pointer-type ivs when
20818 exit_must_be_taken is false.
20819 (number_of_iterations_cond): Do not always assume that
20820 exit_must_be_taken if the control variable is a pointer.
20822 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20824 * c-typeck.c (build_binary_op): Allow % on integal vectors.
20825 * doc/extend.texi (Vector Extension): Document that % is allowed too.
20827 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
20829 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
20830 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
20832 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20835 * c.opt (Wlogical-op): Disabled by default.
20836 * c-opt (c_common_post_options): Do not enable Wlogical-op with
20838 * doc/invoke.texi (Wlogical-op): Likewise.
20840 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
20842 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
20844 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
20845 Propagate the type of the first operand.
20846 <ASSERT_EXPR>: Simplify.
20847 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
20848 Rewrite using the RHS code as discriminant.
20849 <NOP_EXPR>: Turn into CASE_CONVERT.
20850 <PLUS_EXPR>: Propagate the type of the first operand.
20852 2009-05-19 Steve Ellcey <sje@cup.hp.com>
20854 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
20855 (ia64_dconst_0_375): New.
20856 * config/ia64/ia64.c (ia64_override_options): Remove
20857 -minline-sqrt-min-latency warning.
20858 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
20859 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
20860 * config/ia64/ia64.md (*sqrt_approx): Remove.
20861 (sqrtsf2): Remove #if 0.
20862 (sqrtsf2_internal_thr): Rewrite and move to div.md.
20863 (sqrtdf): Remove assert.
20864 (sqrtdf2_internal_thr): Rewrite and move to div.md.
20865 (sqrtxf2): Remove #if 0.
20866 (sqrtxf2_internal_thr): Rewrite and move to div.md.
20867 * div.md (sqrt_approx_rf): New.
20868 (sqrtsf2_internal_thr): New implementation.
20869 (sqrtsf2_internal_lat): New.
20870 (sqrtdf2_internal_thr: New implementation.
20871 (sqrtxf2_internal): New implementation.
20873 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
20874 Hans-Peter Nilsson <hp@axis.com>
20876 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
20877 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
20878 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
20879 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
20880 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
20881 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
20882 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
20883 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
20884 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
20885 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
20886 * c-common.c: ...from here.
20888 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20890 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
20892 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20894 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
20896 2009-05-19 Ben Elliston <bje@au.ibm.com>
20898 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
20899 assignments with memcpy calls.
20900 (add_fdes): Likewise.
20901 (binary_search_unencoded_fdes): Likewise.
20902 (linear_search_fdes): Eliminate type puns.
20904 2009-05-19 Richard Guenther <rguenther@suse.de>
20906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
20907 not falsely claim to have propagated into all uses.
20909 2009-05-19 Ben Elliston <bje@au.ibm.com>
20911 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
20914 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20916 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
20917 * config/sh/sh.c (sh_legitimate_address_p): Make static.
20918 (TARGET_LEGITIMATE_ADDRESS_P): New.
20919 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20920 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20922 2009-05-18 Dodji Seketeli <dodji@redhat.com>
20925 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
20926 child of the containing namespace's DIE.
20928 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20930 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20931 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20932 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20935 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20938 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20939 gen_align with gen_pad.
20940 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20941 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20943 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20944 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20946 * config/i386/i386.md (align): Renamed to ...
20947 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20948 ASM_OUTPUT_MAX_SKIP_PAD.
20950 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20952 * config.gcc: Fix variable syntax.
20955 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20956 before calling exact_log2.
20957 (output_iorsi3): Likewise.
20958 (output_xorsi3): Likewise.
20960 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20962 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20963 for the none zero constant operand except for EQ and NE
20964 comprisons even when the first operand is R0.
20966 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20968 * config/s390/2064.md: Remove trailing whitespaces.
20969 * config/s390/2084.md: Likewise.
20970 * config/s390/constraints.md: Likewise.
20971 * config/s390/fixdfdi.h: Likewise.
20972 * config/s390/libgcc-glibc.ver: Likewise.
20973 * config/s390/s390-modes.def: Likewise.
20974 * config/s390/s390-protos.h: Likewise.
20975 * config/s390/s390.c: Likewise.
20976 * config/s390/s390.h: Likewise.
20977 * config/s390/s390.md: Likewise.
20978 * config/s390/tpf-unwind.h: Likewise.
20980 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20982 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20984 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20987 * configure.ac (m68k-*-*): Check if binutils support TLS.
20988 * configure: Regenerate.
20989 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20990 * config/m68k/constraints.md (Cu): New constraint.
20991 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20992 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20993 (movsi): Handle TLS symbols.
20994 (addsi3_5200): Handle XTLS symbols, indent.
20995 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20996 (m68k_tls_reference_p): Declare.
20997 (m68k_legitimize_address): Declare.
20998 (m68k_unwrap_symbol): Declare.
20999 * config/m68k/m68k.opt (mxtls): New option.
21000 * config/m68k/m68k.c (ggc.h): Include.
21001 (m68k_output_dwarf_dtprel): Implement hook.
21002 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21003 (m68k_expand_prologue): Load GOT pointer when function needs it.
21004 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21005 (m68k_legitimate_constant_address_p): Same.
21006 (m68k_decompose_address): Handle TLS references.
21007 (m68k_get_gp): New static function.
21008 (enum m68k_reloc): New contants.
21009 (TLS_RELOC_P): New macro.
21010 (m68k_wrap_symbol): New static function.
21011 (m68k_unwrap_symbol): New function.
21012 (m68k_final_prescan_insn_1): New static function.
21013 (m68k_final_prescan_insn): New function.
21014 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21016 (legitimize_pic_address): Handle TLS references..
21017 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21018 (m68k_libcall_value_in_a0_p)
21019 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21020 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21021 (m68k_legitimize_tls_address): Handle TLS references.
21022 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21024 (m68k_legitimize_address): Handle TLS symbols.
21025 (m68k_get_reloc_decoration): New static function.
21026 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21028 (m68k_output_dwarf_dtprel): Implement hook.
21029 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21030 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21031 m68k_call_* routines.
21032 (sched_attr_op_type): Handle TLS symbols.
21033 (gt-m68k.h): Include.
21034 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21035 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21037 2009-05-18 Martin Jambor <mjambor@suse.cz>
21039 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21040 (visit_store_addr_for_mod_analysis): New function.
21041 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21042 (determine_cst_member_ptr): Use gimple_assign_single_p.
21043 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21044 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21045 operands. Don't check number of operands of a NOP_EXPR.
21047 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21049 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21051 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21054 * c-common.c (warn_logical_operator): Don't warn if one of
21055 expression isn't always true or false.
21057 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21059 * config/i386/biarch32.h: New file.
21060 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21062 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21064 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21065 *zero_extend<mode>_truncqi): Merge these into ...
21066 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21067 Name the pattern following this as *zero_extendhi_truncqi.
21069 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21071 PR middle-end/39301
21072 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21073 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21074 (output_info): Make field HOST_WIDEST_INT.
21075 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21076 (dump_bitmat_statistics): Same.
21078 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21080 * config.gcc (use_gcc_stdint): Set to wrap.
21081 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21082 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21083 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21084 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21085 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21086 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21087 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21088 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21090 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21092 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21094 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21095 Move definitions earlier.
21096 (OPT_ARCH64, OPT_ARCH32): Define.
21097 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21100 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21103 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21106 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21108 * arm.md (movdi2): Copy non-reg values to DImode registers.
21110 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21113 * final.c (label_to_max_skip): New function.
21114 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21115 CODE_LABEL_NUMBER <= max_labelno.
21116 * output.h (label_to_max_skip): New prototype.
21117 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21118 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21119 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21120 Handle CODE_LABELs with >= 16 byte alignment or with
21121 max_skip == (1 << align) - 1.
21122 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21123 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21126 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21127 .p2align 3 if MAX_SKIP is smaller than 7.
21128 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21130 2009-05-15 Ian Lance Taylor <iant@google.com>
21132 * alias.c (struct alias_set_entry_d): Rename from struct
21133 alias_set_entry. Change all uses.
21134 * except.c (struct call_site_record_d): Rename from struct
21135 call_site_record. Change all uses.
21136 * except.h (struct eh_region_d): Rename from struct eh_region.
21138 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21140 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21141 ivtype_map_elt. Change all uses.
21142 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21144 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21145 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21147 (struct sese_d): Rename from struct sese. Change all uses.
21148 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21149 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21150 * optabs.h (struct optab_d): Rename from struct optab. Change all
21152 (struct convert_optab_d): Rename from struct convert_optab.
21154 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21155 ipa_opt_pass. Change all uses.
21156 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21159 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21160 defined as a typedef.
21161 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21164 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21167 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21169 (merge_ranges): Returns bool.
21170 * tree.h (make_range): .. to here.
21171 (build_range_check): Likewise.
21172 (merge_ranges): Likewise. Renamed from merge_ranges.
21173 * c-typeck.c (parser_build_binary_op): Update calls to
21174 warn_logical_operator.
21175 * c-common.c (warn_logical_operator): Add new warning.
21176 * c-common.h (warn_logical_operator): Update declaration.
21178 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21180 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21182 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21184 * doc/install.texi: Document MPC requirements, flags etc.
21186 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21187 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21188 Evaluate constant arguments.
21189 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21190 (fold_builtin_1): Likewise, also evaluate constant arguments.
21191 Remove superfluous break.
21192 (do_mpc_ckconv): New.
21193 * real.h: Include mpc.h.
21194 * toplev.c (print_version): Output MPC version info if available.
21196 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21198 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21200 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21202 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21205 2009-05-15 Jan Hubicka <jh@suse.cz>
21207 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21208 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21209 (try_inline): Fix return value.
21210 (cgraph_decide_inlining_incrementally): Honor new value.
21211 (cgraph_early_inlining): Handle indirect inlining.
21212 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21214 2009-05-15 Jan Hubicka <jh@suse.cz>
21216 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21217 * cgraphunit.c (cgraph_finalize_function): Set it.
21218 (cgraph_expand_function): Use it.
21220 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21222 * real.c (encode_ieee_half): Define.
21223 (decode_ieee_half): Define.
21224 (ieee_half_format): Define.
21225 (arm_half_format): Define.
21226 * real.h (ieee_half_format): Declare.
21227 (arm_half_format): Declare.
21229 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21231 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21232 swapped, and reversed optabs exist before trying to use them.
21234 2009-05-15 Paul Brook <paul@codesourcery.com>
21235 Sandra Loosemore <sandra@codesourcery.com>
21237 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21238 loads. Allow PRE_DEC.
21239 (output_move_neon): Handle PRE_DEC.
21240 (arm_print_operand): Add 'A' for neon structure loads.
21241 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21242 * config/arm/neon.md (neon_mov): Update comment.
21243 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21245 (Um): New constraint.
21247 2009-05-15 Jan Hubicka <jh@suse.cz>
21249 Revert the following patch until testsuite fallout is fixed:
21250 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21251 * cgraph.h (struct inline_summary): New filed self_wize,
21252 size_inlining_benefit, self_time and time_inlining_benefit.
21253 (struct cgraph_global_info): Replace insns by time ans size fields.
21254 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21255 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21256 (ipcp_update_callgraph): Do not touch function bodies.
21257 * ipa-inline.c: Include except.h
21258 (MAX_TIME): New constant.
21259 (overall_insns): Remove
21260 (overall_size, max_benefit): New static variables.
21261 (cgraph_estimate_time_after_inlining): New function.
21262 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21263 (cgraph_clone_inlined_nodes): Update size.
21264 (cgraph_mark_inline_edge): Update size.
21265 (cgraph_estimate_growth): Use size info.
21266 (cgraph_check_inline_limits): Check size.
21267 (cgraph_default_inline_p): Likewise.
21268 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21269 (cgraph_decide_recursive_inlining): Check size.
21270 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21272 (cgraph_decide_inlining): Likewise.
21273 (cgraph_decide_inlining_incrementally): Likewise; honor
21274 PARAM_EARLY_INLINING_INSNS.
21275 (likely_eliminated_by_inlining_p): New predicate.
21276 (estimate_function_body_sizes): New function.
21277 (compute_inline_parameters): Use it.
21278 * except.c (must_not_throw_labels): New function.
21279 * except.h (must_not_throw_labels): Declare.
21280 * tree-inline.c (init_inline_once): Kill inlining_weigths
21281 * tree-ssa-structalias.c: Avoid uninitialized warning.
21282 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21283 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21284 (PARAM_INLINE_CALL_COST): Remove.
21285 (PARAM_EARLY_INLINING_INSNS): New.
21287 2009-05-15 Richard Guenther <rguenther@suse.de>
21289 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
21290 not TODO_update_ssa.
21292 2009-05-15 Richard Guenther <rguenther@suse.de>
21294 PR tree-optimization/39999
21295 * gimple.h (gimple_expr_type): Use the expression type looking
21296 through useless conversions.
21297 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
21298 (vn_nary_op_insert_stmt): Likewise.
21299 (simplify_binary_expression): Likewise.
21301 2009-05-15 Richard Guenther <rguenther@suse.de>
21303 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21304 New options, enabled by default.
21305 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21307 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
21308 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
21309 * tree-ssa-structalias.c (gate_tree_pta): New function.
21310 (pass_build_alias): Use it.
21312 2009-05-15 Joseph Myers <joseph@codesourcery.com>
21314 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
21315 recurse on an invariant address if a conversion from a pointer
21316 type to a wider integer type is involved.
21318 2009-05-15 Jan Hubicka <jh@suse.cz>
21320 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21321 * cgraph.h (struct inline_summary): New filed self_wize,
21322 size_inlining_benefit, self_time and time_inlining_benefit.
21323 (struct cgraph_global_info): Replace insns by time ans size fields.
21324 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21325 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21326 (ipcp_update_callgraph): Do not touch function bodies.
21327 * ipa-inline.c: Include except.h
21328 (MAX_TIME): New constant.
21329 (overall_insns): Remove
21330 (overall_size, max_benefit): New static variables.
21331 (cgraph_estimate_time_after_inlining): New function.
21332 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21333 (cgraph_clone_inlined_nodes): Update size.
21334 (cgraph_mark_inline_edge): Update size.
21335 (cgraph_estimate_growth): Use size info.
21336 (cgraph_check_inline_limits): Check size.
21337 (cgraph_default_inline_p): Likewise.
21338 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21339 (cgraph_decide_recursive_inlining): Check size.
21340 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21342 (cgraph_decide_inlining): Likewise.
21343 (cgraph_decide_inlining_incrementally): Likewise; honor
21344 PARAM_EARLY_INLINING_INSNS.
21345 (likely_eliminated_by_inlining_p): New predicate.
21346 (estimate_function_body_sizes): New function.
21347 (compute_inline_parameters): Use it.
21348 * except.c (must_not_throw_labels): New function.
21349 * except.h (must_not_throw_labels): Declare.
21350 * tree-inline.c (init_inline_once): Kill inlining_weigths
21351 * tree-ssa-structalias.c: Avoid uninitialized warning.
21352 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21353 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21354 (PARAM_INLINE_CALL_COST): Remove.
21355 (PARAM_EARLY_INLINING_INSNS): New.
21356 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
21357 (inline-call-cost): Remove.
21358 (early-inlining-insns): New.
21360 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
21362 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
21364 (print_int_cst_bounds_in_octal_p): Likewise.
21365 (dbxout_type): Adjust calls to above functions. Be prepared to deal
21367 * dwarf2out.c (base_type_die): Likewise.
21368 (is_subrange_type): Delete.
21369 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
21370 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
21371 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
21372 if the destination type is boolean.
21373 (build_range_check): Do not special-case subtypes.
21374 (fold_sign_changed_comparison): Likewise.
21375 (fold_unary): Likewise.
21376 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
21377 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
21378 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
21379 * tree.c (subrange_type_for_debug_p): New predicate based on the
21380 former is_subrange_type.
21381 * tree.h (subrange_type_for_debug_p): Declare.
21382 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
21383 (convert_affine_scev): Remove call to above function.
21384 (chrec_convert_aggressive): Likewise.
21385 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
21386 false for conversions involving subtypes.
21387 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
21388 (vrp_val_min): Likewise.
21389 (needs_overflow_infinity): Likewise.
21390 (extract_range_from_unary_expr): Likewise.
21392 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
21394 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21395 * config/frv/frv.c: Likewise.
21396 * config/s390/s390.c: Likewise.
21397 * config/sparc/sparc.h: Likewise.
21398 * config/i386/i386.h: Likewise.
21399 * config/i386/i386.c: Likewise.
21400 * config/crx/crx.c: Likewise.
21401 * config/m68hc11/m68hc11.h: Likewise.
21402 * config/iq2000/iq2000.c: Likewise.
21403 * config/mn10300/mn10300.h: Likewise.
21404 * config/mn10300/mn10300.c: Likewise.
21405 * config/m68k/m68k.c: Likewise.
21406 * config/rs6000/rs6000.c: Likewise.
21407 * config/rs6000/xcoff.h: Likewise.
21408 * config/rs6000/linux64.h: Likewise.
21409 * config/rs6000/sysv4.h: Likewise.
21410 * config/score/score3.c: Likewise.
21411 * config/score/score7.c: Likewise.
21412 * config/score/score.c: Likewise.
21413 * config/arm/arm.md: Likewise.
21414 * config/mips/mips.c: Likewise.
21415 * config/mips/mips.md: Likewise.
21416 * config/bfin/bfin.h: Likewise.
21417 * config/pa/pa.c: Likewise.
21418 * config/pa/constraints.md: Likewise.
21420 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
21421 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
21422 * config/pdp11/pdp11.h: Use memory_address_p instead.
21424 2009-05-14 Ian Lance Taylor <iant@google.com>
21426 * passes.c (finish_optimization_passes): Change i to int.
21427 * plugin.c (plugins_active_p): Change event to int.
21428 (dump_active_plugins): Likewise.
21429 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
21431 * tree.c (tree_range_check_failed): Change c to unsigned int.
21432 (omp_clause_range_check_failed): Likewise.
21433 (build_common_builtin_nodes): Change mode to int. Add cast.
21434 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
21435 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
21437 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
21438 ++ or -- with a variable of enum type.
21440 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21443 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
21445 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21447 * store-motion.c: Do not include params.h
21448 * Makefile.in: Fix dependencies for various files.
21450 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21452 * auto-inc-dec.c: Fix pass description, remove apparent
21453 accidental duplication.
21455 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
21457 PR middle-end/40147
21458 * ipa-utils.h (memory_identifier_string): Moved to ...
21459 * tree.h (memory_identifier_string): Here. Add GTY(()).
21461 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21463 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
21464 in the former documentation of...
21465 (GO_IF_LEGITIMATE_ADDRESS): ... this.
21466 * ira-conflicts.c (get_dup_num): Use address_operand.
21467 * targhooks.c (default_legitimate_address_p): New.
21468 * targhooks.h (default_legitimate_address_p): New.
21469 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
21471 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
21472 * target.h (struct target): Add legitimate_address_p.
21473 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
21474 (TARGET_INITIALIZER): Include it.
21476 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21477 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
21478 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
21479 (TARGET_LEGITIMATE_ADDRESS_P): New.
21481 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21482 (REG_OK_STRICT_P): Delete.
21483 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
21484 (frv_legitimate_address_p_1): ... this.
21485 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
21486 (frv_legitimate_address_p_1): ... the renamed old
21487 frv_legitimate_address_p.
21488 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
21489 (TARGET_LEGITIMATE_ADDRESS_P): New.
21491 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21492 * config/s390/s390-protos.h (legitimate_address_p): Remove.
21493 * config/s390/s390.c (legitimate_address_p): Rename to...
21494 (s390_legitimate_address_p): ... this, make static.
21495 (legitimize_address): Adjust call.
21496 (TARGET_LEGITIMATE_ADDRESS_P): New.
21497 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
21499 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21500 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
21501 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
21502 (TARGET_LEGITIMATE_ADDRESS_P): New.
21504 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21505 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
21506 * config/spu/spu.c (spu_legitimate_address): Rename to...
21507 (spu_legitimate_address_p): ... this, make static.
21508 (TARGET_LEGITIMATE_ADDRESS_P): New.
21510 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21511 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
21512 * config/sparc/sparc.c (legitimate_address_p): Rename to...
21513 (sparc_legitimate_address_p): ... this, make static and return bool.
21514 (legitimize_address): Adjust call.
21515 (TARGET_LEGITIMATE_ADDRESS_P): New.
21517 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21518 * config/i386/i386-protos.h (legitimate_address_p): Remove.
21519 * config/i386/i386.c (legitimate_address_p): Rename to...
21520 (ix86_legitimate_address_p): ... this, make static.
21521 (constant_address_p): Move after it, adjust call.
21522 (TARGET_LEGITIMATE_ADDRESS_P): New.
21524 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21525 * config/avr/avr-protos.h (legitimate_address_p): Remove.
21526 * config/avr/avr.c (legitimate_address_p): Rename to...
21527 (avr_legitimate_address_p): ... this, make static.
21528 (legitimize_address): Adjust call.
21529 (TARGET_LEGITIMATE_ADDRESS_P): New.
21531 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21532 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
21533 * config/crx/crx.c (crx_legitimate_address_p): Make static.
21534 (TARGET_LEGITIMATE_ADDRESS_P): New.
21536 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21537 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
21538 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
21539 (TARGET_LEGITIMATE_ADDRESS_P): New.
21541 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21542 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
21544 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
21546 (TARGET_LEGITIMATE_ADDRESS_P): New.
21548 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21549 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
21551 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
21553 (m68hc11_legitimate_address_p): ... this, make static.
21554 (go_if_legitimate_address_internal): Rename to...
21555 (m68hc11_legitimate_address_p_1): ... this.
21556 (legitimize_address): Adjust call.
21557 (TARGET_LEGITIMATE_ADDRESS_P): New.
21559 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21560 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
21561 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
21562 (TARGET_LEGITIMATE_ADDRESS_P): New.
21564 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21565 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
21566 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
21567 (mn10300_legitimate_address_p): ... this, make static.
21568 (TARGET_LEGITIMATE_ADDRESS_P): New.
21570 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21571 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
21572 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
21573 (TARGET_LEGITIMATE_ADDRESS_P): New.
21575 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21576 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
21577 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
21578 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21579 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
21580 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
21581 (rs6000_legitimate_address_p): ... this, make static.
21582 (TARGET_LEGITIMATE_ADDRESS_P): New.
21583 (REG_MODE_OK_FOR_BASE_P): Delete.
21584 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
21586 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21587 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
21589 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
21590 static, adjust types.
21591 (TARGET_LEGITIMATE_ADDRESS_P): New.
21593 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21594 * config/score/score.c (score_address_p): Rename to...
21595 (score_legitimate_address_p): ... this.
21596 (TARGET_LEGITIMATE_ADDRESS_P): New.
21597 * config/score/score3.c (score3_address_p): Rename to...
21598 (score3_legitimate_address_p): ... this.
21599 * config/score/score7.c (score7_address_p): Rename to...
21600 (score7_legitimate_address_p): ... this.
21602 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
21603 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
21604 GO_IF_LEGITIMATE_ADDRESS): Delete.
21605 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
21606 thumb2_legitimate_address_p): Delete.
21607 (arm_legitimate_address_p): Rename to...
21608 (arm_legitimate_address_outer_p): ... this.
21609 * config/arm/constraints.md ("Uq"): Adjust call.
21610 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
21611 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
21613 (arm_legitimate_address_outer_p): ... this.
21614 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
21616 (TARGET_LEGITIMATE_ADDRESS_P): New.
21618 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21619 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
21620 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
21621 (TARGET_LEGITIMATE_ADDRESS_P): New.
21623 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21624 * config/vax/vax-protos.h (legitimate_address_p): Remove.
21625 * config/vax/vax.c (legitimate_address_p): Rename to...
21626 (vax_legitimate_address_p): ... this, make static.
21627 (TARGET_LEGITIMATE_ADDRESS_P): New.
21629 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21630 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
21631 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
21632 (TARGET_LEGITIMATE_ADDRESS_P): New.
21634 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21635 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
21636 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
21637 (mmix_legitimate_address_p): ... this, make static.
21638 (TARGET_LEGITIMATE_ADDRESS_P): New.
21640 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21641 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
21642 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
21643 (TARGET_LEGITIMATE_ADDRESS_P): New.
21645 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21647 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
21648 of MODE_COMPLEX_INT.
21650 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21652 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
21653 LCT_NORMAL in function call.
21654 * mips-tdump.c (print_file_desc): Add cast to enum type.
21655 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
21656 (mark_stabs): Add casts to enum types.
21657 (parse_stabs_common): Add casts to enum types.
21659 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21661 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
21662 Check for invalid values of LETTER.
21664 2009-05-13 Taras Glek <tglek@mozilla.com>
21666 * attribs.c (register_attribute): moved out attribute registration
21667 into register_attribute.
21668 * doc/plugins.texi: Documented register_attribute and
21670 * gcc-plugin.h: Added forward decl for register_attribute.
21671 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
21672 * plugin.c (register_callback, invoke_plugin_callbacks): Added
21673 PLUGIN_ATTRIBUTES boilerplate.
21675 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
21677 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
21678 values even in sentinel and empty entries.
21679 (ms_printf_flag_specs): Likewise.
21680 (ms_scanf_flag_specs): Likewise.
21681 (ms_strftime_flag_specs): Likewise.
21682 (ms_print_char_table): Likewise.
21683 (ms_scan_char_table): Likewise.
21684 (ms_time_char_table): Likewise.
21686 2009-05-13 Doug Kwan <dougkwan@google.com>
21688 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
21690 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21692 * config/mips/mips.md (store): Add attributes for QI and HI.
21694 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
21695 (truncdi<mode>2): ... this new pattern.
21697 2009-05-13 Brad Hards <bradh@kde.org>
21699 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
21701 2009-05-14 Jakub Jelinek <jakub@redhat.com>
21702 Ben Elliston <bje@au.ibm.com>
21704 PR middle-end/40035
21705 * dse.c (check_mem_read_rtx): Guard against width == -1.
21707 2009-05-13 Michael Matz <matz@suse.de>
21709 PR middle-end/39976
21710 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
21711 (trivially_conflicts_p): New function.
21712 (insert_backedge_copies): Use it.
21714 2009-05-13 Janis Johnson <janis187@us.ibm.com>
21716 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
21717 (handle_stdc_pragma): Use new enum constant names.
21718 (handle_pragma_float_const_decimal64): Ditto.
21720 2009-05-13 Ian Lance Taylor <iant@google.com>
21722 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
21725 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
21727 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
21728 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
21730 * config/m68k/m68k.h (FL_UCLINUX): Define.
21732 2009-05-13 Jan Hubicka <jh@suse.cz>
21734 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
21736 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21738 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
21739 unless -fschedule-insns is specified.
21741 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21744 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
21745 TARGET_EXPAND_CBRANCHDI4.
21746 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
21747 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
21748 (cmpeqdi): Fix comment.
21750 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21752 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
21753 (sh_legitimate_address_p): Likewise.
21754 * config/sh/sh.c (sh_legitimate_index_p): New.
21755 (sh_legitimate_address_p): Likewise.
21756 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
21757 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
21758 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
21759 (MAYBE_BASE_REGISTER_RTX_P): New macro.
21760 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
21761 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
21762 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
21763 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
21764 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
21766 2009-05-12 Jan Hubicka <jh@suse.cz>
21768 * tree-inline.c (estimate_operator_cost): Add operands;
21769 when division happens by constant, it is cheap.
21770 (estimate_num_insns): Loads and stores are not having cost of 0;
21771 EH magic stuff is cheap; when computing runtime cost of switch,
21772 use log2 base of amount of its cases; builtin_expect has cost of 0;
21773 compute cost for moving return value of call.
21774 (init_inline_once): Initialize time_based flags.
21775 * tree-inline.h (eni_weights_d): Add time_based flag.
21777 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21779 * df-core.c: Update head documentation.
21781 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21784 * rs6000.c (rs6000_generate_compare): Use op1b instead of
21785 shadowing exisiting variable op1.
21787 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
21790 * config/i386/driver-i386.c (processor_signatures): New enum.
21791 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
21792 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
21793 processor signature to detect geode processor.
21795 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21799 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21801 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21802 causes spurious differences between trunk and cond-optab branch.
21804 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21806 * dojump.c (compare_from_rtx): Delete.
21807 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
21808 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
21809 if the comparison does not satisfy the predicate; test predicates for
21810 operands 2 and 3 of a cstore pattern. Don't try cstore optab
21811 further if one existing pattern fails.
21812 * expr.h (compare_from_rtx): Delete.
21813 (prepare_operand): Declare it.
21814 * optabs.c: Change "lib call" to "libcall" throughout.
21815 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
21816 HAVE_conditional_trap, emit_cmp_insn): Delete.
21817 (can_compare_p): Delete cmp_optab case.
21818 (prepare_float_lib_cmp): Return an rtx and a machine mode.
21819 Accept other parameters by value.
21820 (prepare_operand): Make non-static.
21821 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
21822 other parameters by value. Try to widen operands here based on
21823 an optab_methods argument and looking at cbranch_optab.
21824 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
21825 loop. Use cbranch_optab directly.
21826 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
21827 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
21829 (emit_conditional_move, emit_conditional_add): Inline what's needed
21830 of compare_from_rtx, using new prepare_cmp_insn for the rest.
21831 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
21832 with COMPARE. Move cmov_optab and cstore_optab above
21833 with cbranch_optab, move cmp_optab down with ucmp_optab,
21834 remove tst_otpab. Do not initialize trap_rtx.
21835 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
21836 for trap code. Do not check HAVE_conditional_trap. Use
21837 prepare_cmp_insn. Accept no predicate for operand 3.
21838 * optabs.h (OTI_cmp): Mark as used only for libcalls.
21839 (OTI_ctrap, ctrap_optab): New.
21840 (tst_optab): Delete.
21841 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
21842 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
21843 with lookup of ctrap_optab.
21844 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
21846 (ctrap_optab): New.
21848 * combine.c (combine_simplify_rtx, simplify_set): Do not
21849 special case comparing against zero for cc0 machines.
21850 * simplify-rtx.c (simplify_binary_operation_1): Never remove
21851 COMPARE on cc0 machines.
21852 (simplify_relational_operation): Return a new expression when
21853 a COMPARE could be removed.
21854 * final.c (final_scan_insn): Compare cc_status values
21855 against LHS of a (compare FOO (const_int 0)) cc0 source.
21856 Also check if cc_status.value is the full compare.
21858 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
21859 (cstoreMM4): Document.
21860 (conditional_trap): Document ctrapMM4 instead.
21861 (sync_compare_and_swapMM): Refer to cbranchcc4.
21862 (Dependent Patterns): Eliminate obsolete information referring to
21863 the old jump optimization phase.
21864 (Canonicalization): Include cbranchcc4 case, omit canonicalization
21865 of compares with 0 on cc0 machines.
21866 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
21867 avoiding references to cc0. Remove text about storing operands
21869 * doc/tm.texi (Condition Codes): Include blurb on different
21870 condition code representations, separate into subsections for
21871 CC0, MODE_CC and conditional execution.
21873 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
21874 alpha_emit_setcc): Accept operands and a machine mode.
21875 * config/alpha/alpha.c (alpha_emit_conditional_branch):
21876 Get code/op0/op1 from operands, use machine mode argument
21877 instead of alpha_compare.fp_p. Emit the branch here.
21878 (alpha_emit_setcc): Likewise, and return boolean.
21879 (alpha_emit_conditional_move): Likewise. Assert that
21880 cmp_op_mode == cmp_mode, and simplify accordingly.
21881 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
21882 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
21883 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
21885 (stack probe test): Use cbranchdi4.
21886 * config/alpha/predicates.md (alpha_cbranch_operator): New.
21888 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
21889 * config/arc/arc.h (movsicc, movsfcc): Use it.
21890 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
21891 (cbranchsi4, cstoresi4): New.
21892 (cmpsi, bCC and sCC expanders): Remove.
21894 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
21895 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
21896 * config/arm/predicates.md (arm_comparison_operator): Only include
21897 floating-point operators if there is a hardware floating-point unit.
21898 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
21899 deferring to cbranch_cc and cstore_cc respectively.
21900 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
21901 cbranch_cc, cstore_cc): New.
21902 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
21904 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
21906 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
21907 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
21909 (adjust_insn_length): Adjust calls.
21910 (avr_reorg): Handle (compare (foo) (const_int 0)).
21911 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
21912 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
21913 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
21914 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
21916 (cbranchqi4, cbranchhi4, cbranchsi4): New.
21917 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
21919 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
21920 (cbranchsi4, cstorebi4, cstoresi4): New.
21921 (movbisi): This insn is duplicate, split it to zero_extend.
21922 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
21923 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
21924 (bfin_optimize_loop): Use cbranch expander.
21925 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
21926 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
21927 (bfin_bimode_comparison_operator): ... this.
21928 (bfin_direct_comparison_operator): New.
21930 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21931 inside (compare FOO (const_int 0)).
21932 (cris_rtx_costs): Handle ZERO_EXTRACT.
21933 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21934 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21935 (*tstdi_v32): Delete.
21936 (*cmpdi_non_v32): Add M alternative for operand 1.
21937 (cmpsi, cmp<mode>): Make private.
21938 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21940 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21942 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21943 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21944 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21945 (cc_reg_operand): New.
21946 (any_cond): Delete.
21947 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21948 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21949 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21950 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21951 crx_expand_scond): Delete.
21953 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21955 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21956 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21958 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21959 cstoresi4, cstoresf4, cstoredf4): New.
21960 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21961 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21962 Receive the entire operands array.
21963 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21964 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21965 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21966 Get test/op0/op1 from the operands array.
21967 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21969 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21970 (h8300_expand_store): New.
21971 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21973 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21974 (h8300_expand_store): New.
21975 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21976 or do not try to produce (set (cc0) REG).
21977 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21978 change a compare into a move to a scratch register. Disable some
21979 peepholes when comparing with zero.
21980 (tstsi, tsthi, tstsi, cmpqi): Make private.
21982 (bCC, sCC): Delete.
21983 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21986 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21987 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21988 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21989 (ix86_emit_i387_log1p): Use cbranchxf2.
21990 (ix86_expand_setcc): Return void.
21991 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21992 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21993 cmp<MODEF>, cmpcc): Remove.
21994 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21995 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21996 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21997 (sCC and bCC expanders): Remove.
21998 (stack_protect_test): Use cbranchcc4.
22000 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22002 (ia64_expand_compare): Accept three rtx by reference and return void.
22003 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22004 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22005 from *expr. Update *expr with the BImode comparison to do.
22006 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22007 cmptf, bCC, sCC, conditional_trap): Delete.
22008 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22009 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22010 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22011 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22012 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22014 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22015 type of last argument.
22016 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22017 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22018 use machine mode argument instead of branch_type. Remove dead
22019 code for floating-point comparisons.
22020 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22021 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22023 (cbranchsi4, cstoresi4): New.
22024 * config/iq2000/predicates.md (reg_or_const_operand): New.
22026 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22027 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22028 (b<code>_op): Rewrite to...
22029 (bcc_op): ... this, using match_operator.
22030 (s<code>_op): Rewrite to...
22031 (scc_op): ... this, using match_operator.
22032 (s<code>_24_op): Rewrite to...
22033 (scc_op_24): ... this, using match_operator.
22034 (s<code>_<mode>): Rewrite to...
22035 (cstore<mode>4): ... this, using match_operator.
22036 (s<code>_<mode>_24): Rewrite to...
22037 (cstore<mode>4_24): ... this, using match_operator.
22038 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22039 m32c_unpend_compare, m32c_expand_scc): Delete.
22040 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22041 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22042 (m32c_expand_movcc): Change NE to EQ if necessary.
22043 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22045 * config/m32r/m32r-protos.h (gen_cond_store): New.
22046 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22047 (gen_cond_store): New, from sCC patterns.
22048 (m32r_expand_block_move): Use cbranchsi4.
22049 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22050 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22051 (cbranchsi4, cstoresi4): New.
22053 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22055 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22056 (m68hc11_notice_update_cc): Look into a compare with 0.
22057 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22059 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22060 cmphi, cmpqi, bCC): Delete.
22061 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22062 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22063 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22066 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22067 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22068 * config/m68k/constraints.md (H): New.
22069 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22070 the define_insn below.
22071 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22072 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22073 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22074 patterns): Wrap RHS with COMPARE.
22075 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22076 (*cmpdi_internal): Name this pattern.
22077 (cmpdi): Change to define_insn.
22078 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22079 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22080 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22082 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22083 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22084 (conditional_trap): Change to...
22085 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22086 (*conditional_trap): Use the ordered_comparison_operator and
22087 const1_operand predicates.
22088 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22089 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22090 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22091 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22093 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22094 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22095 (mcore_gen_compare): New.
22096 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22097 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22098 (mcore_gen_compare): ... this.
22099 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22100 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22101 (stack probe pattern): Use cbranchsi4.
22103 * config/mips/predicates.md (mips_cstore_operator): New.
22104 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22105 * config/mips/mips.md (any_cond): Delete.
22106 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22108 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22109 fixuns_truncsfdi2): Use cbranch patterns.
22110 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22111 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22112 Adjust call to mips_expand_conditional_branch.
22113 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22115 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22116 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22117 * config/mips/mips.c (cmp_operands): Delete.
22118 (mips_emit_compare): Get comparison operands from *op0/*op1.
22119 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22120 that it succeeds. Use op0/op1 instead of cmp_operands.
22121 (mips_expand_conditional_branch, mips_expand_conditional_move,
22122 mips_expand_conditional_trap): Likewise.
22123 (mips_block_move_loop): Use cbranch patterns.
22124 * config/mips/mips.h (cmp_operands): Delete.
22126 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22127 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22128 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22129 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22130 (*cmpcc_folded): Rename to...
22131 (*cmpdi_folded): this.
22132 (*cmpcc): Rename to...
22134 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22137 (cbranchdf4): New. Handle invalid comparisons here.
22138 * config/mmix/predicates.md (float_comparison_operator): New.
22140 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22141 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22142 * config/mn10300/mn10300.md (tst): Delete.
22143 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22144 Name these patterns and wrap RHS in a compare.
22145 (*cmpsi): Make this pattern private. Include tst.
22146 (*cmpsf): Make this pattern private.
22147 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22148 (compare with zero peepholes): Likewise.
22150 (cbranchsi4, cbranchsf4): New.
22151 (casesi): Use cbranchsi4.
22153 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22154 hppa_branch_type): Delete.
22155 (return_addr_rtx): Use cbranchsi4.
22156 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22157 Emit CCFPmode comparison here.
22158 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22159 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22160 hppa_branch_type): Delete.
22161 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22162 (movsicc, movdicc): Remove references to hppa_compare_op0,
22163 hppa_compare_op1 and compare_from_rtx.
22164 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22165 (casesi): Use cbranchsi4.
22167 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22168 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22169 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22170 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22171 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22173 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22174 (*branch, *branch_inverted): New.
22176 * config/picochip/picochip.md (cbranchhi4): Use
22177 ordered_comparison_operator.
22178 (cmphi, bCC): Remove.
22180 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22181 (trap_comparison_operator): Delete.
22182 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22183 rs6000_emit_cbranch): Accept mode and operands.
22184 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22185 rs6000_compare_fp_p): Delete.
22186 (rs6000_generate_compare): Accept mode and comparison. Extract code
22187 and op0/op1 from there. Replace references to rs6000_compare_op0
22188 and rs6000_compare_op1.
22189 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22190 extract result from passed operands.
22191 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22192 extract loc from passed operands.
22193 (rs6000_emit_cmove): Likewise.
22194 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22195 rs6000_compare_fp_p): Delete.
22196 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22197 (cbranch<GPR>4, cbranch<FP>4): New.
22198 (cstore<mode>4): New. Consolidate here all choices about when to use
22199 portable or specialized sCC sequences.
22200 (stack_protect_test): Use cbranchsi4.
22201 (conditional_trap): Replace with ctrap<GPR>4.
22202 (conditional trap insn): Replace trap_comparison_operator with
22203 ordered_comparison_operator.
22205 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22206 (s390_emit_prologue): Use ctrap.
22207 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22208 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22209 New predicates replacing...
22210 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22211 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22212 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22213 (add<mode>cc): Do not use s390_compare_op0/op1.
22214 (s<code>): Change to...
22215 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22216 (seq): Change to...
22217 (cstorecc4): ... this. Handle EQ or NE equally.
22218 (*sne): Un-privatize for use in cstorecc4.
22219 (b<code>): Change to...
22220 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22221 (conditional_trap): Replace with...
22222 (ctrap<GPR>4, ctrap<FP>4): ... these.
22223 (stack_protect): Use cbranchcc4.
22225 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22226 * config/score/score-protos.h (score_gen_cmp): Delete.
22227 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22228 (score_block_move-loop): Use cbranchsi4.
22229 * config/score/score.md (cbranchsi4): New.
22230 (cmpsi, bCC): Delete.
22231 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22232 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22233 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22234 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22235 * config/score/score3.h (score3_gen_cmp): Delete.
22236 * config/score/score7.h (score7_gen_cmp): Delete.
22238 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22239 (sh_emit_scc_to_t): ... this. Return void.
22240 (from_compare): Rename to...
22241 (sh_emit_compare_and_branch): ... this.
22242 (sh_emit_compare_and_set): New.
22243 (sh_expand_t_scc): Accept operands.
22244 * config/sh/predicates.md (sh_float_comparison_operator): New.
22245 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22246 (prepare_scc_operands): Rename to...
22247 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22249 (sh_emit_cheap_store_flag): New.
22250 (sh_emit_set_t_insn): New.
22251 (from_compare): Rename to...
22252 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22253 handling of TARGET_SH2E floating point to avoid recursive call.
22254 Generate branch here.
22255 (sh_emit_compare_and_set): New.
22256 (sh_expand_t_scc): Get op0/op1 from arguments.
22257 (sh_emit_cheap_store_flag): New.
22258 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22260 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22261 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22262 (movsicc, movdicc): Do nothing when it recreated operands from
22263 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
22264 prepare_scc_operands (now sh_emit_scc_to_t).
22265 (udivdi3): Use cstoresi4.
22266 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
22267 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
22268 (cbranchint4_media, cbranchfp4_media): New.
22269 (casesi): Use cbranchdi4.
22270 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
22272 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
22273 (movnegt): Remove second operand.
22274 (cbranchsf4, cbranchdf4): New.
22275 (stack_protect): Use cbranchdi4/cbranchsi4.
22277 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
22278 (gen_compare_reg): Accept comparison, extract part of it to...
22279 (gen_compare_reg_1): ... this.
22280 (gen_compare_operator): Delete.
22281 (gen_v9_scc): Accept separate destination, comparison code and arms.
22282 Do not use sparc_compare_op0/sparc_compare_op1.
22283 (emit_scc_insn, emit_conditional_branch_insn): New.
22284 (emit_v9_brxx): Make static. Remove useless assertion.
22285 (sparc_emit_float_lib_cmp): Return RTL instead of calling
22287 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
22288 * config/sparc/sparc-protos.h (gen_compare_reg,
22289 sparc_emit_float_lib_cmp): Adjust prototype.
22290 (emit_scc_insn, emit_conditional_branch_insn): New.
22291 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
22292 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
22293 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
22294 iterators to the top.
22295 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
22296 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
22297 snedi_special_trunc): Delete.
22298 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
22299 and snedi_special_trunc.
22300 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
22301 cbranchdi4, cbranch<F:mode>4): New.
22302 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
22303 here. Use gen_compare_reg instead of gen_compare_operator.
22304 (conditional_trap): Replace with...
22305 (ctrapsi4, ctrapdi4): ... this.
22306 (stack_protect_test): Use cbranchcc4.
22308 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
22310 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
22311 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
22312 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
22313 from operands[0] or operands[3] depending on is_set.
22314 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
22315 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
22316 cmpdf, bCC), sCC: Remove.
22317 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
22318 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
22320 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
22321 spu_emit_branch_or_set.
22323 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
22325 * config/stormy16/stormy16.h (xstormy16_compare_op0,
22326 xstormy16_compare_op1): Delete.
22327 * config/stormy16/stormy16.c (xstormy16_compare_op0,
22328 xstormy16_compare_op1): Delete.
22329 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
22331 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
22332 (cmphi, cmpsi, bCC): Remove.
22334 * config/v850/v850.md (tstsi, cmpsi): Fold into...
22335 (*cmpsi): ... this one.
22336 (cbranchsi4, cstoresi4): New.
22337 (bCC expanders): Delete.
22338 (sCC insns): Fold into...
22339 (*setcc): ... this one.
22340 (casesi): Do not use gen_cmpsi and gen_bgtu.
22341 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
22342 (movsicc): Simplify.
22343 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
22345 * config/vax/vax-protos.h (cond_name): New.
22346 (vax_output_conditional_branch): Remove.
22347 * config/vax/vax.c (cond_name): New.
22348 (vax_output_conditional_branch): Remove.
22349 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
22350 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
22351 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
22352 (bit<VAXint>): Wrap source with (compare).
22353 (b<code> and following unnamed pattern): Rename to *branch and
22354 *branch_reversed. Change macroization to match_operator.
22355 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
22357 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
22358 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
22359 Change last argument to machine_mode.
22360 (xtensa_expand_scc): Add machine_mode argument.
22361 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
22362 (gen_conditional_move, xtensa_expand_conditional_branch,
22363 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
22364 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
22365 Adjust operand numbers.
22366 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
22368 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
22369 (cmpsi, cmpsf, b<code>, s<code>): Delete.
22370 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
22372 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22374 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22375 causes spurious differences between trunk and cond-optab branch.
22377 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22380 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
22382 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22384 * tree.c (iterative_hash_pointer): Delete.
22385 (iterative_hash_expr): Short-circuit handling of NULL pointer.
22386 Hash UIDs and versions of SSA names. Don't special-case built-in
22387 function declarations.
22389 2009-05-11 Ian Lance Taylor <iant@google.com>
22392 * graphite.c: Force -Wc++-compat to only be a warning before
22393 #including "cloog/cloog.h".
22395 2009-05-11 Martin Jambor <mjambor@suse.cz>
22397 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
22399 2009-05-11 Jan Hubicka <jh@suse.cz>
22401 * tree-ssa-loop-ivcanon.c: Include target.h
22402 (struct loop_size): new structure.
22403 (constant_after_peeling): New predicate.
22404 (tree_estimate_loop_size): New function.
22405 (estimated_unrolled_size): Rewrite for new estimates.
22406 (try_unroll_loop_completely): Use new estimates.
22407 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
22409 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22411 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
22412 libcpp interface change.
22413 (spu_macro_to_expand): Likewise.
22415 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
22417 PR tree-optimization/40026
22418 * gimplify.c (gimplify_init_constructor): Change initial conditional
22419 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
22420 optimize_compound_literals_in_ctor.
22422 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
22424 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
22426 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
22428 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
22430 * tree-vect-data-refs.c (vect_analyze_group_access): Use
22431 HOST_WIDE_INT for gap.
22433 2009-05-11 Ira Rosen <irar@il.ibm.com>
22435 PR tree-optimization/40074
22436 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
22437 account in group size and step comparison.
22439 2009-05-11 Richard Guenther <rguenther@suse.de>
22441 * passes.c (init_optimization_passes): Strip now incorrect comment.
22442 (execute_function_todo): Do not set PROP_alias.
22443 * tree-pass.h (PROP_alias): Remove.
22444 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
22445 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
22446 * tree-nrv.c (pass_return_slot): Likewise.
22447 * tree-object-size.c (pass_object_sizes): Likewise.
22448 * tree-ssa-dom.c (pass_dominator): Likewise.
22449 (pass_phi_only_cprop): Likewise.
22450 * tree-ssa-dse.c (pass_dse): Likewise.
22451 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
22452 (pass_cselim): Likewise.
22453 * tree-ssa-pre.c (pass_pre): Likewise.
22454 (pass_fre): Likewise.
22455 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
22456 * tree-ssa-sink.c (pass_sink_code): Likewise.
22457 * tree-stdarg.c (pass_stdarg): Likewise.
22458 * tree-tailcall.c (pass_tail_calls): Likewise.
22459 * tree-vrp.c (pass_vrp): Likewise.
22461 2009-05-10 Ian Lance Taylor <iant@google.com>
22463 * basic-block.h (enum profile_status): Break out of struct
22464 control_flow_graph.
22465 * cgraph.h (struct inline_summary): Break out of struct
22467 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
22468 of struct cgraph_order_sort.
22469 * combine.c (enum undo_kind): New enum, broken out of struct undo.
22470 * cse.c (struct branch_path): Break out of struct
22471 cse_basic_block_data.
22472 * except.h (enum eh_region_type): Break out of struct eh_region.
22473 * gcc.c (enum add_del): Break out of struct modify_target.
22474 * genrecog.c (enum decision_type): Break out of struct decision_test.
22475 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
22477 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
22478 * regmove.c (enum match_use): New enum, broken out of struct match.
22479 * sched-int.h (enum post_call_group): New enum, broken out of
22481 (struct deps_reg): Break out of struct deps.
22482 * target.h (struct asm_int_op): Break out of struct gcc_target.
22483 * tree-eh.c (struct goto_queue_node): Break out of struct
22485 * tree-inline.h (enum copy_body_cge_which): Break out of
22487 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
22489 * c-decl.c (in_struct, struct_types): New static variables.
22490 (pushtag): Add loc parameter. Change all callers.
22491 (lookup_tag): Add ploc parameter. Change all callers.
22492 (check_compound_literal_type): New function.
22493 (parser_xref_tag): Add loc parameter. Change all callers. If
22494 -Wc++-compat, warn about struct/union/enum types defined within a
22496 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
22497 and loc parameters. Change all callers. Change error calls to
22498 error_at, using loc. For a redefinition, if the location of the
22499 original definition is known, report it. Set in_struct and
22500 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
22501 (finish_struct): Add new parameters enclosing_in_struct and
22502 enclosing_struct_types. Change all callers. Set
22503 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
22504 in the struct. If in a struct, add this struct to struct_types.
22505 (start_enum): Add loc parameter. Change all callers. Use
22506 error_at for errors, using loc. For a redefinition, if the
22507 location of the original definition is known, report it. If in a
22508 struct, add this enum type to struct_types. If -Wc++-compat warn
22509 if in sizeof, typeof, or alignof.
22510 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
22511 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
22512 (c_parser_enum_specifier): Get enum location for start_enum.
22513 (c_parser_struct_or_union_specifier): Get struct location for
22514 start_struct. Save in_struct and struct_types status between
22515 start_struct and finish_struct.
22516 (c_parser_cast_expression): Get location of cast.
22517 (c_parser_alignof_expression): Get location of type.
22518 (c_parser_postfix_expression): Likewise.
22519 (c_parser_postfix_expression_after_paren_type): Add type_loc
22520 parameter. Change all callers. Call check_compound_literal_type.
22521 Use type_loc for error about variable size type.
22522 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
22523 of an enum constant from an enum type defined in a struct or union.
22524 (c_cast_expr): Add loc parameter. Change all callers. If
22525 -Wc++-compat, warn about defining a type in a cast.
22526 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
22527 (start_enum, start_struct, finish_struct): Update declarations.
22528 (parser_xref_tag, c_cast_expr): Update declarations.
22529 (check_compound_literal_type): Declare.
22531 2009-05-11 Ben Elliston <bje@au.ibm.com>
22533 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
22534 for recent libcpp interface change.
22535 (rs6000_macro_to_expand): Likewise.
22537 2009-05-10 Michael Matz <matz@suse.de>
22540 * config/arm/arm.c (require_pic_register): Emit on entry edge,
22541 not at entry of function.
22543 2009-05-10 Richard Guenther <rguenther@suse.de>
22545 PR tree-optimization/40081
22547 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22548 using the main variant of the element type. Do not fiddle with
22549 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22551 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
22552 structs with volatile fields.
22554 2009-05-10 Jan Hubicka <jh@suse.cz>
22556 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
22557 (estimate_move_cost): Assert that it does not get called for
22559 (estimate_num_insns): Skip VOID types in argument handling.
22560 (optimize_inline_calls): Delete unreachable blocks and verify that
22561 callgraph is valid.
22563 2009-05-10 Jan Hubicka <jh@suse.cz>
22565 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
22566 * cgraph.c (cgraph_mark_address_taken_node): New function.
22567 (dump_cgraph_node): Dump new flag.
22568 * cgraph.h (struct cgraph_node): Add address_taken.
22569 (cgraph_mark_address_taken_node): New function.
22570 * ipa.c (cgraph_postorder): Prioritize functions with address taken
22571 since new direct calls can be born.
22573 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22575 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
22576 tok->val.node.node.
22578 2009-05-10 Jan Hubicka <jh@suse.cz>
22580 PR middle-end/40084
22581 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
22583 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
22584 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
22585 * tree-inline.c (copy_bb): Set frequency correctly.
22586 (fold_marked_statements): Update call to
22587 cgraph_update_edges_for_call_stmt.
22589 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22591 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
22592 identifiers in diagnostics.
22593 * config/arm/arm.c (arm_handle_fndecl_attribute,
22594 arm_handle_isr_attribute): Likewise.
22595 * config/avr/avr.c (avr_handle_progmem_attribute,
22596 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
22597 * config/bfin/bfin.c (handle_int_attribute,
22598 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
22599 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
22600 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
22602 * config/darwin.c (darwin_handle_kext_attribute,
22603 darwin_handle_weak_import_attribute): Likewise.
22604 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
22605 h8300_handle_eightbit_data_attribute,
22606 h8300_handle_tiny_data_attribute): Likewise.
22607 * config/i386/i386.c (ix86_handle_cconv_attribute,
22608 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
22609 * config/i386/winnt.c (ix86_handle_shared_attribute,
22610 ix86_handle_selectany_attribute): Likewise.
22611 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
22612 * config/m32c/m32c.c (function_vector_handler): Likewise.
22613 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
22614 m68hc11_handle_fntype_attribute): Likewise.
22615 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
22616 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
22617 * config/mips/mips.c (mips_insert_attributes,
22618 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
22619 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
22620 rs6000_handle_struct_attribute): Likewise.
22621 * config/sh/sh.c (sh_insert_attributes,
22622 sh_handle_resbank_handler_attribute,
22623 sh_handle_interrupt_handler_attribute,
22624 sh2a_handle_function_vector_handler_attribute,
22625 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
22627 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
22628 * config/spu/spu.c (spu_handle_fndecl_attribute,
22629 spu_handle_vector_attribute): Likewise.
22630 * config/stormy16/stormy16.c
22631 (xstormy16_handle_interrupt_attribute): Likewise.
22632 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
22633 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
22635 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22637 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
22638 (pp_translate_identifiers): New.
22639 (pp_identifier): Only conditionally translate identifier to locale
22641 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
22642 (pp_base_tree_identifier): Only conditionally translate identifier
22643 to locale character set.
22644 * c-pretty-print.c (M_): Define.
22645 (pp_c_type_specifier, pp_c_primary_expression): Mark English
22646 fragments for conditional translation with M_.
22647 * tree-pretty-print.c (maybe_init_pretty_print): Disable
22648 identifier translation.
22650 2009-05-10 Richard Guenther <rguenther@suse.de>
22652 PR tree-optimization/40081
22653 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22654 using the main variant of the element type. Do not fiddle with
22655 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22657 2009-05-09 Jan Hubicka <jh@suse.cz>
22659 PR middle-end/40080
22660 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
22661 indirect calls; verify cgraph afterwards.
22663 2009-05-09 Jan Hubicka <jh@suse.cz>
22666 * ipa.c (update_inlined_to_pointer): New function.
22667 (cgraph_remove_unreachable_nodes): Use it.
22669 2009-05-09 Jan Hubicka <jh@suse.cz>
22671 * tree-eh.c (struct leh_state): Remove prev_try.
22672 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
22673 not track prev_try.
22674 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
22675 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
22676 remove_eh_handler_and_replace, foreach_reachable_handler,
22677 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
22678 * except.h (struct eh_region): Remove eh_region_u_cleanup.
22679 (gen_eh_region_cleanup): Update prototype.
22681 2009-05-09 Jan Hubicka <jh@suse.cz>
22683 PR middle-end/40043
22684 * except.c (copy_eh_region): Always set prev_try.
22685 (redirect_eh_edge_to_label): Find outer try.
22686 (foreach_reachable_handler): When looking for prev try
22687 handle case where previous try is not going to be taken.
22689 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
22691 PR tree-optimization/40049
22692 * tree-vect-stmts.c (vectorizable_operation): If the machine has
22693 only vector/vector shifts, convert the type of the constant to the
22694 appropriate type to avoid building incorrect trees, which
22695 eventually have problems with garbage collection.
22697 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22699 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
22700 -1 for complex floating-point types if honoring signed zeros.
22702 2009-05-08 Jan Hubicka <jh@suse.cz>
22704 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
22705 argument; handle correctly when profile is absent.
22706 (build_cgraph_edges): Update.
22707 (rebuild_cgraph_edges): Update.
22708 * cgraph.c: Do not include varray.h.
22709 (cgraph_set_call_stmt_including_clones): New function.
22710 (cgraph_create_edge_including_clones): Likewise
22711 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
22712 (cgraph_update_edges_for_call_stmt): Handle clones.
22713 (cgraph_remove_node): Handle clone tree.
22714 (cgraph_remove_node_and_inline_clones): New function.
22715 (dump_cgraph_node): Dump clone tree.
22716 (cgraph_clone_node): Handle clone tree.
22717 (clone_function_name): Bring here from tree-inline.c.
22718 (cgraph_create_virtual_clone): New function.
22719 * cgraph.h (ipa_replace_map): Move here from ipa.h.
22720 (cgraph_clone_info): New function.
22721 (strut cgraph_node): Add clone_info and new clone tree pointers.
22722 (cgraph_remove_node_and_inline_clones,
22723 cgraph_set_call_stmt_including_clones,
22724 cgraph_create_edge_including_clones,
22725 cgraph_create_virtual_clone): Declare.
22726 (cgraph_function_versioning): Use VEC argument.
22727 (compute_call_stmt_bb_frequency): Update prototype.
22728 (cgraph_materialize_all_clones): New function.
22729 * ipa-cp.c (ipcp_update_cloned_node): Remove.
22730 (ipcp_create_replace_map): Update to VECtors.
22731 (ipcp_update_callgraph): Use virtual clones.
22732 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
22733 (ipcp_update_profiling): Do not update local profiling.
22734 (ipcp_insert_stage): Use VECtors and virtual clones.
22735 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
22736 (clone_of_p): New function.
22737 (cgraph_preserve_function_body_p): Use clone tree.
22738 (cgraph_optimize): Materialize clones.
22739 (cgraph_function_versioning): Update for VECtors.
22740 (save_inline_function_body): Use clone tree.
22741 (cgraph_materialize_clone): New function.
22742 (cgraph_materialize_all_clones): Likewise.
22743 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
22744 * ipa.c: Include gimple.h.
22745 (cgraph_remove_unreachable_nodes): Use clone tree.
22746 * ipa-prop.c (ipa_note_param_call): Update call to
22747 compute_call_stmt_bb_frequencycall.
22748 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
22749 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
22750 (copy_bb): Handle updating of clone tree; add new edge when new call
22752 (expand_call_inline): Be strict about every call having edge.
22753 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
22754 (delete_unreachable_blocks_update_callgraph): New function.
22755 (tree_function_versioning): Use VECtors; always remove unreachable
22756 blocks and fold conditionals.
22757 * tree-inline.h: Do not include varray.h.
22758 (tree_function_versioning): Remove.
22759 * Makefile.in (GTFILES): Remove tree-inline.c
22760 * passes.c (do_per_function): Do only functions having body.
22761 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
22764 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
22765 Andrew Morrow <acm@google.com>
22768 * c-common.c (c_common_attribute_table): Permit deprecated
22769 attribute to take an optional argument.
22770 (handle_deprecated_attribute): If the optional argument to
22771 __attribute__((deprecated)) is not a string ignore the attribute
22772 and emit a warning.
22774 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
22775 * c-typeck.c (build_component_ref): Likewise.
22776 (build_external_ref): Likewise.
22778 * toplev.c (warn_deprecated_use): Add an attribute argument.
22779 Emit the message associated with __attribute__((deprecated)).
22781 * toplev.h (warn_deprecated_use): Updated.
22783 * doc/extend.texi: Document new optional parameter to
22784 __attribute__((deprecated))
22786 2009-05-08 Michael Eager <eager@eagercon.com>
22788 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
22789 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
22791 2009-05-08 Richard Guenther <rguenther@suse.de>
22793 PR tree-optimization/40062
22794 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
22795 Avoid exponential behavior.
22797 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22799 PR rtl-optimization/33928
22801 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
22802 process_uses, build_single_def_use_links): New.
22803 (update_df): Update use_def_ref.
22804 (forward_propagate_into): Use get_def_for_use instead of use-def
22806 (fwprop_init): Call build_single_def_use_links and let it initialize
22808 (fwprop_done): Free use_def_ref.
22809 (fwprop_addr): Eliminate duplicate call to df_set_flags.
22810 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
22811 df_rd_simulate_one_insn): New.
22812 (df_rd_bb_local_compute_process_def): Update head comment.
22813 (df_chain_create_bb): Use the new RD simulation functions.
22814 * df.h (df_rd_simulate_artificial_defs_at_top,
22815 df_rd_simulate_one_insn): New.
22816 * opts.c (decode_options): Enable fwprop at -O1.
22817 * doc/invoke.texi (-fforward-propagate): Document this.
22819 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22822 * c-typeck.c (build_binary_op): Handle arithmetic between one real
22823 and one complex operand specially.
22824 * tree-complex.c (some_nonzerop): Do not identify a real value as
22825 zero if flag_signed_zeros.
22827 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22829 PR rtl-optimization/33928
22830 * loop-invariant.c (record_use): Fix && vs. || mishap.
22832 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22834 PR rtl-optimization/33928
22835 * loop-invariant.c (struct use): Add addr_use_p.
22836 (struct def): Add n_addr_uses.
22837 (struct invariant): Add cheap_address.
22838 (create_new_invariant): Set cheap_address.
22839 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
22840 (record_uses): Pass df_ref to record_use.
22841 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
22844 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
22846 * config/sh/sh.c: Do not include c-pragma.h.
22848 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
22850 * config/spu/spu.c: Remove include of c-common.h.
22852 2009-05-07 Janis Johnson <janis187@us.ibm.com>
22855 * c-common.h (mark_valid_location_for_stdc_pragma,
22856 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
22857 clear_float_const_decimal64, float_const_decimal64_p): New.
22858 * c.opt (Wunsuffixed-float-constants): New.
22859 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
22860 unsuffixed float constant, handle new warning.
22861 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
22862 * c-decl.c (c_scope): New flag float_const_decimal64.
22863 (set_float_const_decimal64, clear_float_const_decimal64,
22864 float_const_decimal64_p): New.
22865 (push_scope): Set new flag.
22866 * c-parser.c (c_parser_translation_unit): Mark when it's valid
22867 to use STDC pragmas.
22868 (c_parser_external_declaration): Ditto.
22869 (c_parser_compound_statement_nostart): Ditto.
22870 * c-pragma.c (valid_location_for_stdc_pragma,
22871 mark_valid_location_for_stdc_pragma,
22872 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
22873 handle_pragma_float_const_decimal64): New.
22874 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
22875 * cp/semantics.c (valid_location_for_stdc_pragma_p,
22876 set_float_const_decimal64, clear_float_const_decimal64,
22877 float_const_decimal64_p): New dummy functions.
22878 * doc/extend.texi (Decimal Float): Remove statement that the
22879 pragma, and suffix for double constants, are not supported.
22880 * doc/invoke.texi (Warning Options): List new option.
22881 (-Wunsuffixed-float-constants): New.
22883 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
22885 * config/i386/i386.c: Do not include c-common.h.
22887 2009-05-07 Mark Heffernan <meheff@google.com>
22889 * doc/invoke.texi (Debugging Options): Document change of debugging
22891 * opts.c (decode_options): Make dump_base_name relative to
22892 aux_base_name directory.
22894 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
22896 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
22897 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
22899 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
22901 * Makefile.in (install-plugin): Simplify a bit.
22903 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
22905 * Makefile.in (OBJS-common): Add regcprop.o.
22907 * timevar.def (TV_CPROP_REGISTERS): New.
22908 * regrename.c (regrename_optimize): Return 0.
22909 (rest_of_handle_regrename): Delete.
22910 (pass_rename_registers): Point to regrename_optimize.
22911 (struct value_data_entry, struct value_data,
22912 kill_value_one_regno, kill_value_regno, kill_value,
22913 set_value_regno, init_value_data, kill_clobbered_value,
22914 kill_set_value, kill_autoinc_value, copy_value,
22915 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
22916 replace_oldest_value_reg, replace_oldest_value_addr,
22917 replace_oldest_value_mem, copyprop_hardreg_forward_1,
22918 debug_value_data, validate_value_data): Move...
22919 * regcprop.c: ... here.
22920 (rest_of_handle_cprop): Delete.
22921 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
22923 2009-05-07 Jakub Jelinek <jakub@redhat.com>
22925 PR middle-end/40057
22926 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
22927 GEN_INT for 1 << bitnum.
22928 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22929 build_int_cst_type.
22931 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22933 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22934 Remove wrong description of "nand" operation.
22936 2009-05-06 Richard Guenther <rguenther@suse.de>
22937 Adam Nemet <anemet@caviumnetworks.com>
22939 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22940 comment. Add that if LHS is not a gimple register, then RHS1 has
22941 to be a single object (GIMPLE_SINGLE_RHS).
22943 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22945 * expr.c (get_def_for_expr): Move it up in the file.
22946 (store_field): When expanding a bit-field store, look at the
22947 defining gimple stmt for the masking conversion.
22949 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22951 PR middle-end/39986
22952 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22953 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22954 32-bit memcpy into long.
22956 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22958 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22959 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22961 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22962 instead of appending DW_OP_deref*.
22964 2009-05-06 Michael Matz <matz@suse.de>
22966 PR middle-end/40021
22967 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22968 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22970 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22972 * Makefile.in (install-plugin): Fix srcdir handling.
22974 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22976 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22977 when processing for not_regs_needed bitmap.
22978 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22979 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22980 handling it for rhs.
22982 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22984 * config/i386/i386.md (unnamed inc/dec peephole): Use
22985 optimize_insn_for_size_p instead of optimize_size.
22986 * config/i386/predicates.md (incdec_operand): Likewise.
22987 (aligned_operand): Likewise.
22988 * config/i386/sse.md (divv8sf3): Likewise.
22989 (sqrtv8sf2): Likewise.
22991 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22993 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22995 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22997 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22999 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23000 ssemodesuffixf2c with avxmodesuffixf2c.
23002 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23005 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23007 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23009 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23010 (struct tree_base): Adjust spacing for 8 bit boundaries.
23011 (struct tree_decl_common): Add decl_by_reference_flag bit.
23012 (DECL_BY_REFERENCE): Adjust.
23013 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23014 print DECL_BY_REFERENCE bit.
23015 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23016 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23017 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23018 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23021 PR middle-end/39666
23022 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23023 range of the type, but default label is missing, add it with one
23024 of the existing labels instead of adding a new label for it.
23026 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23030 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23032 * Makefile.in (enable_plugin, plugin_includedir): New.
23033 (install): Depend on install-plugin.
23034 (PLUGIN_HEADERS): New.
23035 (install-plugin): New.
23036 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23038 2009-05-05 Richard Guenther <rguenther@suse.de>
23040 PR tree-optimization/40022
23041 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23043 (phivn_valid_p): Fix tuplification error, simplify.
23044 (phiprop_insert_phi): Add dumps.
23045 (propagate_with_phi): Simplify.
23047 2009-05-05 Richard Guenther <rguenther@suse.de>
23049 PR middle-end/40023
23050 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23052 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23054 * tree.h (strip_float_extensions): Remove duplicate declaration.
23055 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23056 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23057 block_ultimate_origin): Rearrange the declarations line to match the
23058 comment that indicates the .c file which the functions are defined.
23059 (dwarf2out_*, set_decl_rtl): Add comment.
23060 (get_base_address): Adjust comment.
23061 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23062 declarations line and add comment.
23063 (is_builtin_name): Add blank after function name, for clarity.
23065 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23067 * attribs.c (decl_attributes): Use %qE for identifiers in
23069 * cgraphunit.c (verify_cgraph_node): Translate function names to
23070 locale character set in diagnostics.
23071 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23073 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23074 Document that functions are named in UTF-8.
23075 * expr.c (expand_expr_real_1): Translate function names to locale
23076 character set in diagnostics.
23077 * gimplify.c (omp_notice_variable, omp_is_private,
23078 gimplify_scan_omp_clauses): Use %qE for identifiers in
23080 * langhooks.c (lhd_print_error_function): Translate function names
23081 to locale character set.
23082 * langhooks.h (decl_printable_name): Document that return value is
23083 in internal character set.
23084 * stmt.c: Include pretty-print.h
23085 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23087 (resolve_operand_name_1): Translate named operand name to locale
23089 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23091 * toplev.c (announce_function): Translate function names to locale
23093 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23094 (default_tree_printer): Use pp_identifier or translate identifiers
23095 to locale character set. Mark "<anonymous>" for translation.
23096 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23097 for identifiers in diagnostics.
23098 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23100 * varasm.c (output_constructor): Use %qE for identifiers in
23103 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23105 * configure.ac: use ` ` instead of $()
23106 * configure: Regenerate.
23108 2009-05-05 Ben Elliston <bje@au.ibm.com>
23110 * config/pa/linux-atomic.c: Eliminate conditional include of
23111 errno.h on non-LP64 systems to simplify build requirements.
23113 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23115 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23117 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23118 and pass value to identifier_to_locale.
23119 (warn_variable_length_array): Make name a tree.
23120 (grokdeclarator): Separate diagnostic texts for named and unnamed
23121 declarators. Use %qE for named declarators.
23122 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23124 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23125 identifiers in diagnostics.
23126 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23127 identifier_to_locale. Mark "anonymous" strings for translation.
23129 2009-05-04 Michael Eager <eager@eagercon.com>
23131 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23132 address for DImode/DFmode only if double-precision FP regs.
23134 2009-05-04 Michael Eager <eager@eagercon.com>
23136 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23137 TARGET_SINGLE_FLOAT check.
23139 2009-05-04 Michael Eager <eager@eagercon.com>
23141 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23143 2009-05-04 Michael Eager <eager@eagercon.com>
23145 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23146 * config/rs6000/t-xilinx: New
23148 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23150 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23151 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23152 * gcc/explow.c (memory_address): Use target hook.
23153 * gcc/targhooks.c (default_legitimize_address): New.
23154 * gcc/targhooks.h (default_legitimize_address): New.
23155 * gcc/target.h (legitimize_address): New.
23156 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23157 (TARGET_INITIALIZER): Include it.
23158 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23160 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23161 * config/bfin/bfin.c (legitimize_address): Remove.
23162 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23163 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23165 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23166 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23168 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23169 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23170 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23171 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23172 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23173 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23174 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23175 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23176 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23177 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23178 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23179 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23180 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23181 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23182 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23183 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23184 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23185 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23186 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23187 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23188 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23189 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23190 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23192 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23193 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23194 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23195 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23196 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23197 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23198 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23199 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23200 (thumb_legitimize_address): Delete.
23201 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23202 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23203 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23204 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23205 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23206 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23208 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23211 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23212 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23213 * config/m32r/m32r.c (m32r_legitimize_address): New.
23214 * config/m68k/m68k.c (m68k_legitimize_address): New.
23215 * config/score/score.c (score_legitimize_address): Standardize.
23216 * config/score/score3.c (score3_legitimize_address): Standardize.
23217 * config/score/score3.h (score3_legitimize_address): Adjust.
23218 * config/score/score7.c (score7_legitimize_address): Standardize.
23219 * config/score/score7.h (score7_legitimize_address): Adjust.
23220 * config/sh/sh.c (sh_legitimize_address): New.
23221 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23223 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23224 (s390_legitimize_address): ... this.
23225 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23226 (sparc_legitimize_address): ... this.
23227 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23228 (ix86_legitimize_address): ... this.
23229 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23230 (avr_legitimize_address): ... this.
23231 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23232 (mn10300_legitimize_address): ... this.
23233 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23234 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23235 (alpha_expand_mov): Adjust call.
23237 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23238 * config/spu/spu.c (spu_legitimize_address): Likewise.
23239 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23240 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23242 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23244 * intl.c (locale_encoding, locale_utf8): New.
23245 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23246 * intl.h (locale_encoding, locale_utf8): Declare.
23247 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23248 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23250 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23252 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23253 (pp_base_tree_identifier): Declare as function.
23254 (identifier_to_locale): Declare.
23255 * Makefile.in (pretty-print.o): Update dependencies.
23256 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23258 2009-05-04 Richard Guenther <rguenther@suse.de>
23260 PR middle-end/40015
23261 * builtins.c (fold_builtin_memory_op): Do not decay to element
23262 type if the size matches the whole array.
23264 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23266 * expmed.c (synth_mult): When trying out a shift, pass the result
23269 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23271 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
23272 (shiftsub1_cost): New.
23273 (init_expmed): Compute shiftsub1_cost.
23274 (synth_mult): Optimize multiplications by constants of the form
23275 -(2^^m-1) for some constant positive integer m.
23277 2009-05-03 Richard Guenther <rguenther@suse.de>
23280 * c-typeck.c (array_to_pointer_conversion): Do not built
23281 ADDR_EXPRs of arrays of pointer-to-element type.
23282 * c-gimplify.c (c_gimplify_expr): Revert change fixing
23283 up wrong ADDR_EXPRs after-the-fact.
23284 * c-common.c (strict_aliasing_warning): Strip pointer
23285 conversions for obtaining the original type.
23286 * builtins.c (fold_builtin_memset): Handle array types.
23287 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
23290 2009-05-03 Richard Guenther <rguenther@suse.de>
23292 PR middle-end/23329
23293 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
23294 Do not lose casts from array types with unknown extent to array
23295 types with known extent.
23296 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
23297 alias set compatibility.
23299 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
23301 * flags.h (extra_warnings): Delete.
23302 * toplev.c (process_options): Handle Wuninitialized here.
23303 * opts.c (extra_warnings): Delete.
23304 (set_Wextra): Delete.
23305 (common_handle_option): -Wextra can be handled automatically.
23306 * c-opts.c (c_common_handle_option): Delete obsolete code.
23307 (c_common_post_options): Simplify comment.
23308 * common.opt (W): Add Var.
23310 (Wuninitialized): Initialize to -1.
23312 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
23313 Richard Guenther <rguenther@suse.de>
23315 * expr.c (get_def_for_expr): New function.
23316 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
23317 SSA rather than trees.
23318 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
23319 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
23321 2009-05-03 Joseph Myers <joseph@codesourcery.com>
23323 * c-common.c (reswords): Add _Imaginary.
23324 * c-common.c (enum rid): Add RID_IMAGINARY.
23326 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
23328 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
23329 Patch by Richard Guenther.
23331 2009-05-03 Anatoly Sokolov <aesok@post.ru>
23333 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
23334 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
23335 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
23336 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
23337 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
23338 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
23339 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
23340 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
23341 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
23342 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
23343 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
23344 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
23345 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
23346 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
23347 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
23348 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
23349 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
23350 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
23352 2009-05-02 Richard Guenther <rguenther@suse.de>
23354 PR tree-optimization/39940
23355 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
23358 2009-05-02 Richard Guenther <rguenther@suse.de>
23360 PR middle-end/40001
23361 * tree-ssa.c (execute_update_addresses_taken): Properly check
23362 if we can mark a variable DECL_GIMPLE_REG_P.
23363 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
23364 back to the end of the function.
23365 (is_gimple_reg_type): Remove complex type special casing.
23366 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
23369 2009-05-02 Ben Elliston <bje@au.ibm.com>
23371 * doc/collect2.texi (Collect2): Document search path behaviour
23372 when configured with --with-ld.
23374 2009-05-02 Jan Hubicka <jh@suse.cz>
23376 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
23377 parameter; update callers.
23378 (coalesce_cost_edge): EH edges are costier because they needs
23379 splitting even if not critical and even more costier when there are
23380 multiple EH predecestors.
23382 2009-05-02 Jan Hubicka <jh@suse.cz>
23384 * except.c (remove_eh_handler_and_replace): Handle updating after
23385 removing TRY blocks.
23387 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
23389 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
23391 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
23393 * varasm.c: Do not include c-pragma.h.
23394 * attribs.c: Do not incude c-common.h.
23396 2009-05-01 Michael Matz <matz@suse.de>
23398 * calls.c (initialize_argument_information): Handle SSA names like
23399 decls with a non MEM_P DECL_RTL.
23401 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23403 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
23404 * ipa-utils.c: Likewise.
23405 * ipa-type-escape.c: Likewise.
23406 * cgraphunit.c Do not include c-common.h.
23407 * ipa-pure-const.c: Likewise.
23408 * tree-if-conv.c: Likewise.
23409 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
23410 * ipa-struct-reorg.c: Likewise.
23411 * tree-nomudflap.c: Likewise.
23412 * tree-ssa-structalias.c: Likewise.
23414 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23416 * store-motion.c: Many cleanups to make this pass a first-class
23417 citizen instead of an appendix to gcse load motion. Add TODO list
23418 to make this pass faster/cleaner/better.
23420 (struct ls_expr): Post gcse.c-split cleanups.
23421 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
23422 "stores" field to "avail_stores".
23423 (pre_ldst_mems): Rename to store_motion_mems.
23424 (pre_ldst_table): Rename to store_motion_mems_table.
23425 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
23426 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
23427 (ldst_entry): Rename to st_expr_entry, update users.
23428 (free_ldst_entry): Rename to free_st_expr_entry, update users.
23429 (free_ldst_mems): Rename to free_store_motion_mems, update users.
23430 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
23432 (first_ls_expr): Rename to first_st_expr, update users.
23433 (next_ls_expr): Rename to next_st_expr, update users.
23434 (print_ldst_list): Rename to print_store_motion_mems. Print names of
23435 fields properly for store motion instead of names inherited from load
23437 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
23438 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
23441 (ae_kill): Rename to st_kill, update users.
23442 (ae_gen): Rename to st_avloc, update users.
23443 (transp): Rename to st_transp, update users.
23444 (pre_insert_map): Rename to st_insert_map, update users.
23445 (pre_delete_map): Rename to st_delete_map, update users.
23446 (insert_store, build_store_vectors, free_store_memory,
23447 one_store_motion_pass): Update for abovementioned changes.
23449 (gcse_subst_count, gcse_create_count): Remove.
23450 (one_store_motion_pass): New statistics counters "n_stores_deleted"
23451 and "n_stores_created", local variables.
23453 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
23456 (regvec, compute_store_table_current_insn): Remove.
23457 (reg_set_info, reg_clear_last_set): Remove.
23458 (compute_store_table): Use DF caches instead of local dataflow
23461 2009-05-01 Joseph Myers <joseph@codesourcery.com>
23463 * c-objc-common.c (c_tree_printer): Print identifiers with
23464 pp_identifier, not pp_string. Mark "({anonymous})" for
23466 * c-pretty-print.c (pp_c_ws_string): New.
23467 (pp_c_cv_qualifier, pp_c_type_specifier,
23468 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
23469 pp_c_storage_class_specifier, pp_c_function_specifier,
23470 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
23471 pp_c_primary_expression, pp_c_postfix_expression,
23472 pp_c_unary_expression, pp_c_shift_expression,
23473 pp_c_relational_expression, pp_c_equality_expression,
23474 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
23475 use pp_string and pp_c_ws_string in place of pp_identifier and
23476 pp_c_identifier for non-identifiers. Mark English strings for
23478 * c-pretty-print.h (pp_c_ws_string): Declare.
23480 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
23481 Roland McGrath <roland@redhat.com>
23483 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
23484 (ENABLE_LD_BUILDID): New configuration option.
23485 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
23486 (LINK_BUILDID_SPEC): New macro.
23487 (init_spec): If defined, prepend it between LINK_EH_SPEC and
23489 * doc/install.texi: Document --enable-linker-build-id option.
23490 * configure: Rebuild.
23491 * config.in: Rebuild.
23493 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
23495 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
23496 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
23497 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
23498 MIPS_GP_SAVE_AREA_SIZE.
23499 * config/mips/mips.c (struct mips_frame_info): Update comment
23500 before arg_pointer_offset and hard_frame_pointer_offset.
23501 (mips_compute_frame_info): Update diagram before function: to
23502 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
23503 indicate the position of frame_pointer_rtx with -fstack-protector and
23504 to show args_size. Don't allocate cprestore area for leaf functions
23505 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
23507 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
23509 2009-04-30 Michael Matz <matz@suse.de>
23511 PR tree-optimization/39955
23512 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
23514 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
23516 * ira.c (setup_cover_and_important_classes): Use safe macro
23517 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
23519 * genpreds.c (write_tm_preds_h): Output suitable definition of
23520 REG_CLASS_FOR_CONSTRAINT.
23522 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23524 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
23526 * bitmap.c (bitmap_descriptor): Likewise.
23527 * ggc-common.c (loc_descriptor): Likewise.
23528 * varray.c (varray_descriptor): Likewise.
23529 * vec.c (vec_descriptor): Likewise.
23531 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
23533 * Makefile.in (dce.o): Add $(EXCEPT_H).
23534 * dce.c: Include except.h and delete redundant vector definitions.
23535 (deletable_insn_p): Return false for non-call insns that can throw
23538 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
23540 * gcse.c (ae_gen): Remove.
23541 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
23542 and make non-static function to make it available in store-motion.c.
23543 Update call sites with search-and-replace.
23544 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
23545 extract_mentioned_regs, extract_mentioned_regs_helper,
23546 find_moveable_store, compute_store_table, load_kills_store, find_loads,
23547 store_killed_in_insn, store_killed_after, store_killed_before,
23548 build_store_vectors, insert_insn_start_basic_block, insert-store,
23549 remove_reachable_equiv_notes, replace_store_insn, delete_store,
23550 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
23551 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
23552 * store-motion.c: ...new file. Also copy data structures from gcse.c
23553 and clean up to remove parts not used by store motion.
23554 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
23555 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
23557 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23560 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
23561 when optimizing for size.
23563 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
23565 * gcse.c (gcse_constant_p): Fix typo in last change.
23567 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23569 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
23571 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
23573 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
23575 2009-04-29 James E. Wilson <wilson@codesourcery.com>
23577 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
23578 CONST_HIGH_PART result.
23580 2009-04-29 Anatoly Sokolov <aesok@post.ru>
23582 * config/avr/avr.c (initial_elimination_offset): Rename to
23583 avr_initial_elimination_offset.
23584 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
23585 change return type to bool.
23586 (avr_can_eliminate): New function.
23587 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
23588 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
23589 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
23590 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
23591 avr_initial_elimination_offset.
23592 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
23593 (avr_initial_elimination_offset): Define.
23595 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
23596 Steven Bosscher <steven@gcc.gnu.org>
23598 PR rtl-optimization/39938
23599 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
23600 * cfgrtl.c: Include insn-attr.h.
23601 (rest_of_pass_free_cfg): New function.
23602 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
23603 * resource.c (init_resource_info): Remove call to df_analyze.
23605 2009-04-29 Richard Guenther <rguenther@suse.de>
23608 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
23609 allow conversion to signed integers.
23611 2009-04-29 Richard Guenther <rguenther@suse.de>
23613 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
23614 shifts of floating point vectors if the shift amount is
23615 a constant multiple of the element size.
23617 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
23618 Michael Matz <matz@suse.de>
23620 PR middle-end/39927
23622 * tree-outof-ssa.c (emit_partition_copy): New function.
23623 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
23624 insert_part_to_rtx_on_edge): Perform the partition base var
23625 copy using emit_partition_copy.
23626 (insert_value_copy_on_edge): Convert constants to the right mode.
23627 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
23628 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
23630 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23632 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
23633 scan backwards to try to find a constant to initialize it.
23635 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
23636 insn before the loop_end instruction, don't look past labels.
23638 2009-04-29 Richard Guenther <rguenther@suse.de>
23640 PR middle-end/39937
23641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
23642 loose type conversions.
23643 (forward_propagate_addr_expr): Fix tuplification bug. Remove
23644 stmts only if there are no uses of its definition.
23646 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23648 * config/bfin/bfin.h (splitting_loops): Declare.
23649 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
23650 Reorder bit definitions to be ascending.
23651 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
23652 * config/bfin/bfin.c (splitting_loops): New variable.
23653 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
23654 (struct loop_info): Remove members INIT and LOOP_INIT.
23655 (bfin_optimize_loop): Don't set them. Reorder the code that generates
23656 the LSETUP sequence. Allow LC to be loaded from any register, but
23657 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
23658 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
23660 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
23661 of reload_completed.
23664 * config/bfin/bfin.md (movsi_insn): Refine constraints.
23666 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
23668 * Makefile.in (PLUGIN_VERSION_H): New.
23669 (OBJS-common): Remove plugin-version.o.
23670 (plugin.o): Depend on (PLUGIN_VERSION_H).
23671 (plugin-version.o): Remove.
23672 * configure: Regenerate
23673 * configure.ac: Create plugin-version.h.
23674 * gcc-plugin.h (plugin_gcc_version): Remove.
23675 (plugin_default_version_check): Change signature.
23676 * plugin-version.c: Remove.
23677 * plugin.c: Include plugin-version.h.
23678 (str_plugin_gcc_version_name): Remove.
23679 (try_init_one_plugin): Pass gcc version to plugin_init.
23680 (plugin_default_version_check): Both gcc and plugin versions are now
23683 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23685 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
23686 problematic last insns. Test for TYPE_CALL rather than CALL_P.
23687 Remove special case testing for last insn of inner loops. Don't fail
23688 if the loop ends with a jump, emit an extra nop instead.
23690 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
23691 DREGS rather than comparing directly. Remove code that tries to
23692 account for latencies.
23694 2009-04-29 Richard Guenther <rguenther@suse.de>
23696 PR tree-optimization/39941
23697 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
23698 eliminating an indirect call.
23700 2009-04-29 Richard Guenther <rguenther@suse.de>
23702 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
23703 parameter. Allow invariants as base if !require_lvalue.
23704 (verify_gimple_assign_single): Adjust.
23706 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23708 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
23709 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
23710 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
23711 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
23712 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
23714 * config/bfin/bfin.c (bfin_expand_builtin,
23715 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
23717 2009-04-28 Richard Guenther <rguenther@suse.de>
23719 * tree-vect-loop.c (get_initial_def_for_induction): Use
23720 correct types for pointer increment.
23722 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23724 * toplev.c (print_version): Update GMP version string calculation.
23726 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
23728 PR rtl-optimization/39938
23729 * resource.c (init_resource_info): Add call to df_analyze.
23731 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23733 * config/alpha/alpha.md (usegp): Cast the result of
23734 alpha_find_lo_sum_using_gp to enum attr_usegp.
23735 * config/alpha/alpha.c (override_options): Remove end-of-structure
23736 marker element from cpu_table. Use array size of cpu_table to handle
23737 -mcpu and -mtune options.
23738 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
23740 2009-04-28 Joseph Myers <joseph@codesourcery.com>
23742 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
23743 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
23744 tune_32 and tune_64.
23745 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
23746 support on PowerPC.
23747 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
23748 * config/rs6000/option-defaults.h: ... here. New file.
23749 (OPT_64, OPT_32): Define.
23750 (MASK_64BIT): Define to 0 if not already defined.
23751 (OPT_ARCH64, OPT_ARCH32): Define.
23752 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
23755 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23757 * config/arm/arm.c (arm_override_options): Emit error on using
23760 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23762 PR rtl-optimization/39914
23763 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23764 registers for allocnos created from user-defined variables only
23765 when not optimizing.
23767 2009-04-28 Richard Guenther <rguenther@suse.de>
23769 PR middle-end/39937
23770 * fold-const.c (fold_binary): Use distribute_real_division only
23773 2009-04-28 Steve Ellcey <sje@cup.hp.com>
23775 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
23776 add hpux-stdint.h to tm_file.
23777 (hppa[12]*-*-hpux11*): Ditto.
23778 (ia64*-*-hpux*): Ditto.
23779 * config/hpux-stdint.h: New.
23780 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
23781 __STDC_EXT__ for all compiles.
23782 * config/pa/pa-hpux.h: Ditto.
23783 * config/pa/pa-hpux10.h: Ditto.
23784 * config/pa/pa-hpux11.h: Ditto.
23786 2009-04-28 Catherine Moore <clm@codesourcery.com>
23788 * debug.h (set_name): Add comment.
23790 2009-04-28 Andrew Pinski <pinskia@gmail.com>
23793 * config/darwin.c (machopic_gen_offset): Check
23794 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
23795 * config/arm/arm.c (require_pic_register): Likewise.
23797 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
23799 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
23800 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
23801 m32c_promote_prototypes): Delete.
23803 2009-04-28 Michael Matz <matz@suse.de>
23805 PR middle-end/39922
23806 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
23809 2009-04-28 Richard Guenther <rguenther@suse.de>
23811 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
23813 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23815 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
23816 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
23817 * config/arm/arm-tune.md: Regenerate.
23819 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
23821 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
23822 block if there are complex incoming edges.
23823 (sel_merge_blocks): Remove useless assert.
23824 (sel_redirect_edge_and_branch): Check that edge was redirected.
23825 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
23826 (sel_find_rgns): Delete declaration.
23827 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
23828 the region when it is not a preheader.
23830 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23833 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
23835 2009-04-28 Richard Guenther <rguenther@suse.de>
23837 * tree.h (SSA_NAME_VALUE): Remove.
23838 (struct tree_ssa_name): Remove value_handle member.
23839 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
23840 array for jump threading.
23841 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
23843 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
23844 * tree-flow.h (threadedge_initialize_values): Declare.
23845 (threadedge_finalize_values): Likewise.
23846 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
23847 (SSA_NAME_VALUE): Define.
23848 (threadedge_initialize_values): New function.
23849 (threadedge_finalize_values): Likewise.
23850 * tree-ssa-dom.c (ssa_name_values): New global variable.
23851 (SSA_NAME_VALUE): Define.
23852 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
23854 2009-04-28 Ira Rosen <irar@il.ibm.com>
23856 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
23857 Use REPORT_VECTORIZED_LOCATIONS instead
23858 REPORT_VECTORIZED_LOOPS.
23859 * tree-vectorizer.c (vect_verbosity_level): Make static.
23860 (vect_loop_location): Rename to vect_location.
23861 (vect_set_verbosity_level): Update comment.
23862 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
23864 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
23865 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
23866 instead REPORT_UNVECTORIZED_LOOPS.
23867 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
23868 and vect_loop_def to vect_external_def and vect_internal_def.
23869 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
23870 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
23871 REPORT_UNVECTORIZED_LOCATIONS.
23872 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
23873 and vect_used_in_loop and to vect_unused_in_scope and
23874 vect_used_in_scope.
23875 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
23876 (vect_verbosity_level): Remove declaration.
23877 (vect_analyze_operations): Likewise.
23878 (vect_analyze_stmt): Declare.
23879 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
23880 REPORT_UNVECTORIZED_LOCATIONS.
23881 (vect_get_loop_niters): Fix indentation.
23882 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
23883 (vect_analyze_loop_operations): New function.
23884 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
23885 vect_analyze_operations.
23886 (vect_is_simple_reduction): Use new names.
23887 (vectorizable_live_operation, vect_transform_loop): Likewise.
23888 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
23889 to specify whether the data references can be a part of interleaving
23891 (vect_analyze_data_ref_dependence): Use new names.
23892 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
23893 (vect_create_addr_base_for_vector_ref): Remove redundant code.
23894 * tree-vect-patterns.c (widened_name_p): Use new names.
23895 (vect_recog_dot_prod_pattern): Likewise.
23896 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
23897 (process_use, vect_mark_stmts_to_be_vectorized,
23898 vect_model_simple_cost, vect_model_store_cost,
23899 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
23900 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
23901 vectorizable_operation, vectorizable_type_demotion,
23902 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
23903 vectorizable_condition): Likewise.
23904 (vect_analyze_operations): Split into vect_analyze_loop_operations
23906 (vect_analyze_stmt): ... new function.
23907 (new_stmt_vec_info): Use new names.
23908 (vect_is_simple_use): Use new names and fix comment.
23909 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
23910 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
23912 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23915 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
23916 and integer modes for x87 operands. Do not ICE for unsupported size,
23917 generate error instead. Generate error for unsupported operand types.
23918 ['z']: Do not handle HImode memory operands specially. Warning
23919 for floating-point operands. Fallthru to 'Z' for unsupported operand
23920 types. Do not ICE for unsupported size, generate error instead.
23921 (output_387_binary_op): Use %Z to output operands.
23922 (output_fp_compare): Ditto.
23923 (output_387_reg_move): Ditto.
23925 2009-04-28 Ben Elliston <bje@au.ibm.com>
23930 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23932 * builtins.c (c_strlen): Do not warn here.
23933 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23934 * c-common.c (pointer_int_sum): Take an explicit location.
23935 Warn about offsets out of bounds.
23936 * c-common.h (pointer_int_sum): Adjust declaration.
23938 2009-04-27 Ian Lance Taylor <iant@google.com>
23940 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23942 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23943 * df-core.c (df_set_flags): Change return type to int. Change
23944 type of old_flags to int.
23945 (df_clear_flags): Likewise.
23946 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23947 (df_get_conditional_uses): Likewise.
23948 * df.h (df_set_flags, df_clear_flags): Update declarations.
23949 * dwarf2out.c (struct indirect_string_node): Change type of form
23950 field to enum dwarf_form.
23951 (AT_string_form): Change return type to enum dwarf_form.
23952 * fixed-value.c (fixed_compare): Add cast to enum type.
23953 * fwprop.c (update_df): Change 0 to VOIDmode.
23954 * gensupport.c: Change 0 to UNKNOWN.
23955 * gimple.h (gimple_cond_code): Add cast to enum type.
23956 * haifa-sched.c (reemit_notes): Add cast to enum type.
23957 * hooks.c (hook_int_void_no_regs): Remove function.
23958 * hooks.h (hook_int_void_no_regs): Remove declaration.
23959 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23960 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23961 * real.c (real_arithmetic): Add cast to enum type.
23962 (real_compare): Likewise.
23963 * target.h (struct gcc_target): Change return type of
23964 branch_target_register_class to enum reg_class.
23965 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23966 default_branch_target_register_class.
23967 * targhooks.c (default_branch_target_register_class): New function.
23968 * targhooks.h (default_branch_target_register_class): Declare.
23969 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23970 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23972 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23974 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23975 vect_uninitialized_def. Change 0 to ERROR_MARK.
23976 * tree-vect-stmts.c (supportable_widening_operation): Don't
23977 initialize icode1 and icode2.
23978 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23979 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23981 (cmn_err_flag_specs): Change 0 to STD_C89.
23982 (cmn_err_char_table): Likewise.
23983 * config/arm/arm.c (get_arm_condition_code): Change type of code
23984 to enum arm_cond_code.
23985 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23986 (IWMMXT_BUILTIN2): Likewise.
23987 (neon_builtin_type_bits): Don't define typedef.
23988 (neon_builtin_datum): Change type of bits field to int.
23989 (arm_expand_neon_args): Add cast to enum type.
23990 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23992 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23993 casts to enum type.
23994 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23996 * config/mips/mips.md (jal_macro): Return enum constant.
23997 (single_insn): Likewise.
23998 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24001 casts to enum type.
24002 * config/s390/s390.c (s390_tune_flags): Change type to int.
24003 (s390_arch_flags): Likewise.
24004 (s390_handle_arch_option): Change flags field of struct pta to int.
24005 * config/s390/s390.h (s390_tune_flags): Update declaration.
24006 (s390_arch_flags): Likewise.
24007 * config/sh/sh.c (prepare_move_operands): Compare
24008 tls_symbolic_operand result with enum constant.
24009 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24010 (sh_expand_prologue): Add cast to enum type.
24011 (sh_expand_epilogue): Likewise.
24012 (tls_symbolic_operand): Change return type to enum tls_model.
24013 (fpscr_set_from_mem): Add cast to enum type.
24014 (legitimize_pic_address): Compare tls_symbolic_operand result with
24016 (sh_target_reg_class): Change return type to enum reg_class.
24017 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24019 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24020 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24021 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24022 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24023 (delayed_branch, tls_call_delay): Likewise.
24024 (eligible_for_sibcall_delay): Likewise.
24025 (eligible_for_return_delay): Likewise.
24026 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24027 (spu_expand_builtin_1): Likewise.
24029 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24030 for all types of conversions.
24031 (output_init_element): Issue -Wc++-compat warning if needed when
24032 initializing a bitfield with enum type.
24033 * c-parser.c (c_parser_expression): Set original_type to
24034 original_type of right hand operand of comma operator.
24036 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24038 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24040 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24041 * doc/cpp.texi (Standard Predefined Macros)
24042 (Implementation-defined behavior): Likewise.
24043 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24044 * doc/gimple.texi (GIMPLE Exception Handling)
24045 (@code{GIMPLE_ASSIGN}): Likewise.
24046 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24047 * doc/invoke.texi (Warning Options, Optimize Options)
24048 (AVR Options, Darwin Options): Likewise.
24049 (Optimize Options): Reformulate -fwhole-program description.
24050 * doc/loop.texi (Lambda): Likewise.
24051 * doc/md.texi (Output Template, Define Constraints)
24052 (Standard Names, Insn Splitting): Likewise.
24053 * doc/options.texi (Option properties): Likewise.
24054 * doc/passes.texi (Tree-SSA passes): Likewise.
24055 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24056 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24057 (File Names and DBX): Likewise.
24058 * doc/trouble.texi (Incompatibilities): Likewise.
24060 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24062 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24063 instruction is correct.
24065 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24067 Allow non-constant arguments to conversion intrinsics.
24068 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24069 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24070 * spu.c (print_operand): Handle 'v' and 'w'.
24071 (exp2_immediate_p, spu_gen_exp2): Define.
24072 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24073 spu_convtf_1): Update parameter descriptions.
24074 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24075 * constraints.md ('v', 'w'): New.
24076 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24078 (i2f, I2F): New define_mode_attr.
24079 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24080 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24081 fixuns_truncv4sfv4si2): Update to use mode attribute.
24082 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24083 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24084 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24085 patterns for combine.
24087 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24089 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24090 (cprop, hoist, pre, store_motion): New debug counters.
24091 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24092 is not an RTL pass anymore.
24093 (pass_profiling): Remove extern decl for pass removed in 2005.
24094 (pass_gcse, pass_jump_bypass): Remove.
24095 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24096 to 0 for clean state.
24097 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24098 * cse.c (gate_handle_cse_after_global_opts,
24099 rest_of_handle_cse_after_global_opts): New functions.
24100 (pass_cse_after_global_opts): New pass, does local CSE.
24101 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24102 (TV_CPROP): New timevar.
24103 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24104 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24105 (gcse_main, recompute_all_luids): Remove.
24106 (compute_hash_table_work): Call max_reg_num instead of reading
24108 (cprop_jump): Don't set run_jump_opt_after_gcse.
24109 (constprop_register): Always allow to alter jumps.
24110 (cprop_insn): Likewise.
24111 (do_local_cprop): Likewise.
24112 (local_cprop_pass): Likewise. Return non-zero if something changed.
24113 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24114 (find_implicit_sets): Add note about missed optimization opportunity.
24115 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24116 pass_rtl_cprop execute function.
24117 Don't bother tracking the pass number, each pass gets its own dumpfile
24119 Always allow to alter jumpsand bypass jumps.
24120 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24121 will just find no suitable set.
24122 (pre_edge_insert): Fix dumping, this function is for PRE only.
24123 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24124 pass_rtl_pre execute function.
24125 (hoist_code): Return non-zero if something changed. Keep track of
24126 substitutions and insertions for statistics gathering similar to PRE.
24127 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24128 called from the pass_rtl_hoist execute function. Show pass statistics.
24129 (compute_store_table): Use max_reg_num directly instead of using the
24130 formerly global max_gcse_regno.
24131 (build_store_vectors): Likewise.
24132 (replace_store_insn): Fix dumping.
24133 (store_motion): Rename to ...
24134 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24135 pass, called from the pass_rtl_store_motion execute function. Keep
24136 track of substitutions and insertions for statistics gathering similar
24138 (bypass_jumps): Remove, fold interesting bits into ...
24139 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24140 from the pass_rtl_cprop execute function.
24141 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24142 pass_jump_bypass): Remove.
24143 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24144 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24145 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24146 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24147 (gate_rtl_store_motion, execute_rtl_store_motion,
24148 pass_rtl_store_motion): New.
24149 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24150 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24151 * passes.c (init_optimization_passes): Remove pass_gcse and
24152 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24153 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24154 instead of pass_jump_bypass.
24156 2009-04-27 Richard Guenther <rguenther@suse.de>
24158 PR middle-end/39928
24159 * gimplify.c (gimplify_expr): If we are required to create
24160 a temporary make sure it ends up as register.
24162 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24165 * config/i386/i386.c (construct_container): Don't call
24166 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24167 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24169 2009-04-27 Michael Matz <matz@suse.de>
24171 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24172 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24173 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24174 (dump_replaceable_exprs): Take a bitmap.
24175 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24177 (expand_gimple_basic_block): Likewise.
24178 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24179 replaceable_expressions member a bitmap.
24180 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24181 (mark_replaceable): Likewise.
24182 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24183 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24185 2009-04-27 Richard Guenther <rguenther@suse.de>
24187 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24188 (verify_stmts): Dispatch to gimple/type verification code.
24189 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24190 issue with call argument types.
24192 2009-04-27 Michael Matz <matz@suse.de>
24194 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24195 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24198 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24199 Eric Botcazou <ebotcazou@adacore.com>
24201 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24202 a label's basic block.
24203 (mark_target_live_regs): Tidy and rework obsolete comments.
24204 Change back DF problem to LIVE. If a label starts a basic block,
24205 assume that all registers that used to be live then still are.
24206 (init_resource_info): If a label starts a basic block, set its
24207 BLOCK_FOR_INSN accordingly.
24208 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24210 2009-04-27 Richard Guenther <rguenther@suse.de>
24212 * tree-flow-inline.h (function_ann): Remove.
24213 (get_function_ann): Likewise.
24214 * tree-dfa.c (create_function_ann): Remove.
24215 * tree-flow.h (struct static_var_ann_d): Remove.
24216 (struct function_ann_d): Likewise.
24217 (union tree_ann_d): Remove fdecl member.
24218 (function_ann_t): Remove.
24219 (function_ann, get_function_ann, create_function_ann): Remove
24222 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24224 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24226 2009-04-27 Jan Hubicka <jh@suse.cz>
24228 * ipa-pure-const.c (struct funct_state_d): New fields
24229 state_previously_known, looping_previously_known; remove
24230 state_set_in_source.
24231 (analyze_function): Use new fields.
24232 (propagate): Avoid assumption that state_set_in_source imply
24235 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24236 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24237 * cfgloop.h (finite_loop_p): Declare.
24239 2009-04-26 Michael Matz <matz@suse.de>
24241 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24243 2009-04-26 Michael Matz <matz@suse.de>
24245 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24246 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24247 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24248 pass_mark_used_blocks): Remove.
24249 * tree-optimize.c (pass_free_datastructures,
24250 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24251 * passes.c (init_optimization_passes): Don't call
24252 pass_mark_used_blocks, remove dead code.
24254 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24256 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24257 * tree-ssa-live.h (register_ssa_partition): Likewise.
24259 2009-04-26 Michael Matz <matz@suse.de>
24262 * builtins.c (fold_builtin_next_arg): Handle SSA names.
24263 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
24264 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
24266 (compare_pairs): Swap cost comparison.
24267 (coalesce_ssa_name): Don't use change_partition_var.
24268 * tree-nrv.c (struct nrv_data): Add modified member.
24269 (finalize_nrv_r): Set it.
24270 (tree_nrv): Use it to update statements.
24271 (pass_nrv): Require PROP_ssa.
24272 * tree-mudflap.c (mf_decl_cache_locals,
24273 mf_build_check_statement_for): Use make_rename_temp.
24274 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
24275 * alias.c (find_base_decl): Handle SSA names.
24276 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
24277 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
24278 * rtl.h (set_reg_attrs_for_parm): Declare.
24279 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
24280 to "optimized", remove unused locals at finish.
24281 (execute_free_datastructures): Make global, call
24282 delete_tree_cfg_annotations.
24283 (execute_free_cfg_annotations): Don't call
24284 delete_tree_cfg_annotations.
24286 * ssaexpand.h: New file.
24287 * expr.c (toplevel): Include ssaexpand.h.
24288 (expand_assignment): Handle SSA names the same as register variables.
24289 (expand_expr_real_1): Expand SSA names.
24290 * cfgexpand.c (toplevel): Include ssaexpand.h.
24291 (SA): New global variable.
24292 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
24293 (SSAVAR): New macro.
24294 (set_rtl): New helper function.
24295 (add_stack_var): Deal with SSA names, use set_rtl.
24296 (expand_one_stack_var_at): Likewise.
24297 (expand_one_stack_var): Deal with SSA names.
24298 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
24299 before unique numbers.
24300 (expand_stack_vars): Use set_rtl.
24301 (expand_one_var): Accept SSA names, add asserts for them, feed them
24302 to above subroutines.
24303 (expand_used_vars): Expand all partitions (without default defs),
24304 then only the local decls (ignoring those expanded already).
24305 (expand_gimple_cond): Remove edges when jumpif() expands an
24306 unconditional jump.
24307 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
24308 or remove abnormal edges. Ignore insns setting the LHS of a TERed
24310 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
24311 members of SA; deal with PARM_DECL partitions here; expand
24312 all PHI nodes, free tree datastructures and SA. Commit instructions
24313 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
24314 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
24315 info and statements at start, collect garbage at finish.
24316 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
24317 (VAR_ANN_PARTITION) Remove.
24318 (change_partition_var): Don't declare.
24319 (partition_to_var): Always return SSA names.
24320 (var_to_partition): Only accept SSA names.
24321 (register_ssa_partition): Only check argument.
24322 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
24324 (delete_var_map): Don't free it.
24325 (var_union): Only accept SSA names, simplify.
24326 (partition_view_init): Mark only useful SSA names as used.
24327 (partition_view_fini): Only deal with SSA names.
24328 (change_partition_var): Remove.
24329 (dump_var_map): Use ssa_name instead of partition_to_var member.
24330 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
24332 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
24333 (struct _elim_graph): New member const_dests; nodes member vector of
24335 (set_location_for_edge): New static helper.
24336 (create_temp): Remove.
24337 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
24338 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
24339 (new_elim_graph): Allocate const_dests member.
24340 (clean_elim_graph): Truncate const_dests member.
24341 (delete_elim_graph): Free const_dests member.
24342 (elim_graph_size): Adapt to new type of nodes member.
24343 (elim_graph_add_node): Likewise.
24344 (eliminate_name): Likewise.
24345 (eliminate_build): Don't take basic block argument, deal only with
24346 partition numbers, not variables.
24347 (get_temp_reg): New static helper.
24348 (elim_create): Use it, deal with RTL temporaries instead of trees.
24349 (eliminate_phi): Adjust all calls to new signature.
24350 (assign_vars, replace_use_variable, replace_def_variable): Remove.
24351 (rewrite_trees): Only do checking.
24352 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
24353 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
24354 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
24355 contains_tree_r, MAX_STMTS_IN_LATCH,
24356 process_single_block_loop_latch, analyze_edges_for_bb,
24357 perform_edge_inserts): Remove.
24358 (expand_phi_nodes): New global function.
24359 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
24360 functions, initialize new parameter, remember partitions having a
24362 (finish_out_of_ssa): New global function.
24363 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
24364 don't reset in_ssa_p here, don't disable TER when mudflap.
24365 (pass_del_ssa): Remove.
24366 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
24368 (execute_free_datastructures): Declare.
24369 * Makefile.in (SSAEXPAND_H): New variable.
24370 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
24371 * basic-block.h (commit_one_edge_insertion): Declare.
24372 * passes.c (init_optimization_passes): Move pass_nrv and
24373 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
24374 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
24375 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
24376 (redirect_branch_edge): Deal with super block when expanding, split
24377 out jump patching itself into ...
24378 (patch_jump_insn): ... here, new static helper.
24380 2009-04-26 Michael Matz <matz@suse.de>
24382 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
24383 beyond num_ssa_names.
24384 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
24385 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
24387 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24389 PR inline-asm/39543
24390 * fwprop.c (forward_propagate_asm): New function.
24391 (forward_propagate_and_simplify): Propagate also into __asm, if it
24392 doesn't increase the number of referenced registers.
24395 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
24397 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24399 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
24400 note_nonlocal_vla_type for nonlocal VLAs.
24401 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
24402 contains_remapped_vars, remap_vla_decls): New functions.
24403 (convert_nonlocal_reference_stmt): If not optimizing, call
24404 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
24405 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
24406 if it wasn't found in var_map.
24407 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
24408 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
24409 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
24411 * gimplify.c (nonlocal_vlas): New variable.
24412 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
24414 (gimplify_body): Create and destroy nonlocal_vlas.
24416 * dwarf2out.c (loc_descr_plus_const): New function.
24417 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
24418 mem_loc_descriptor, loc_descriptor_from_tree_1,
24419 descr_info_loc, gen_variable_die): Use it.
24421 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
24422 !TREE_STATIC VAR_DECLs.
24423 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
24424 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
24425 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
24426 DECL_BY_REFERENCE is valid.
24427 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
24428 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
24429 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
24430 Copy DECL_BY_REFERENCE.
24431 (struct nesting_copy_body_data): New type.
24432 (nesting_copy_decl): New function.
24433 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
24434 if they have variable length.
24436 2009-04-26 Michael Matz <matz@suse.de>
24438 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
24439 mark new temporaries for renaming.
24441 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24444 * c-decl.c (global_bindings_p): Return negative value.
24445 (c_variable_size): New. Based on variable_size from
24447 (grokdeclarator): Call c_variable_size not variable_size.
24449 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
24451 * config/i386/i386.c (print_operand) ['z']: Fix typo.
24453 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
24455 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
24456 Redefine it to just use mingw/include.
24457 (ASM_SPEC): Rules for -m32 and -m64.
24458 (LINK_SPEC): Use Likewise.
24459 (SPEC_32): New define.
24460 (SPEC_64): Likewise.
24461 (SUB_LINK_SPEC): Likewise.
24462 (MULTILIB_DEFAULTS): New define.
24463 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
24464 Add multilib options.
24465 (MULTILIB_DIRNAMES): Likewise.
24466 (MULTILIB_OSDIRNAMES): Likewise.
24467 (LIBGCC): Likewise.
24468 (INSTALL_LIBGCC): Likewise.
24470 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24473 * c-tree.h (enum c_inline_static_type): New.
24474 (record_inline_static): Declare.
24475 * c-decl.c (struct c_inline_static, c_inline_statics,
24476 record_inline_static, check_inline_statics): New.
24477 (pop_file_scope): Call check_inline_statics.
24478 (start_decl): Call record_inline_static instead of pedwarning
24479 directly for static in inline function.
24480 * c-typeck.c (build_external_ref): Call record_inline_static
24481 instead of pedwarning directly for static referenced in inline
24484 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
24486 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
24487 not new but only being rescanned.
24488 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
24489 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
24490 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
24491 record_set_info, compute_set, grealloc): Remove.
24492 (recompute_all_luids): New function.
24493 (gcse_main): Don't compute sets, and don't do related memory
24494 allocations/free-ing. If something changed before the end of the
24495 pass, update LUIDs using recompute_all_luids.
24496 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
24497 (free_gcse_mem): Don't free it either.
24498 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
24499 Use the df insn LUIDs.
24500 (load_killed_in_block): Likewise.
24501 (compute_hash_table_work): Don't compute reg_set_in_block.
24502 (compute_transp): Use DF_REG_DEF_CHAINs.
24503 (local_cprop_pass): Don't use compute_sets and related functions.
24504 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
24505 Use get_max_uid() instead of max_cuid.
24506 (insert_insn_end_basic_block, pre_insert_copy_insn,
24507 update_ld_motion_stores): Don't try to
24508 keep reg_set tables up to date.
24509 (pre_insert_copies): Use df insn LUIDs.
24510 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
24511 (reg_set_info): Don't use extra bitmap argument.
24512 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
24513 information to compute regs_set_in_block.
24514 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
24515 (bypass_jumps): Don't use compute_sets and friends.
24517 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24520 * opts.c (undocumented_msg): Do not leave blank even with
24523 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24525 * c-decl.c (build_enumerator): Allow values folding to integer
24526 constants but not integer constant expressions with a pedwarn if
24529 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24532 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
24533 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
24534 type is an integer constant.
24536 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24539 * config/i386/i386.c (print_operand) ['z']: Revert handling of
24542 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24545 * c-decl.c (grokdeclarator): Diagnose declarations of functions
24546 with variably modified return type and no storage class
24547 specifiers, except for the case of nested functions. Distinguish
24548 extern declarations of functions with variably modified return
24549 types from those of objects with variably modified types.
24551 2009-04-25 Jan Hubicka <jh@suse.cz>
24553 * tree.c (list_equal_p): New function.
24554 * tree.h (list_equal_p): Declare.
24555 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24556 basic_block_def, basic_block, const_basic_block): New.
24557 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
24558 (redirect_eh_edge): New function.
24559 (make_eh_edge_update_phi): EH edges are not abnormal.
24560 * except.c: Include tree-flow.h.
24561 (list_match): New function.
24562 (eh_region_replaceable_by_p): New function.
24563 (replace_region): New function.
24564 (hash_type_list): New function.
24565 (hash_eh_region): New function.
24566 (eh_regions_equal_p): New function.
24567 (merge_peers): New function.
24568 (remove_unreachable_regions): Verify EH tree when checking;
24570 (copy_eh_region_1): New function.
24571 (copy_eh_region): New function.
24572 (push_reachable_handler): New function.
24573 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
24574 regions without label but with live RESX.
24575 * except.h (redirect_eh_edge_to_label): New.
24576 * tree-flow.h (redirect_eh_edge): New.
24577 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24578 basic_block_def, basic_block, const_basic_block): Remove.
24579 * Makefile.in (except.o): Add dependency on tree-flow.h
24580 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
24581 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
24584 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
24587 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
24588 on the destination of memcpy.
24590 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
24592 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
24593 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
24594 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
24596 2009-04-25 Jan Hubicka <jh@suse.cz>
24598 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
24599 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
24600 to be reached by different label than left.
24601 (update_eh_edges): Update comment; remove edge_to_remove if possible
24602 and return true if suceeded.
24603 (cleanup_empty_eh): Accept sharing map; handle shared regions.
24604 (cleanup_eh): Compute sharing map.
24605 * except.c (remove_eh_handler_and_replace): Add argument if we should
24607 (remove_unreachable_regions): Update for label sharing.
24608 (label_to_region_map): Likewise.
24609 (get_next_region_sharing_label): New function.
24610 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
24612 (remove_eh_handler): Update.
24613 (remove_eh_region_and_replace_by_outer_of): New function.
24614 * except.h (struct eh_region): Add next_region_sharing_label.
24615 (remove_eh_region_and_replace_by_outer_of,
24616 get_next_region_sharing_label): Declare.
24617 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
24619 2009-04-25 Jan Hubicka <jh@suse.cz>
24621 * tree-cfg.c (split_critical_edges): Split also edges where we can't
24622 insert code even if they are not critical.
24624 2009-04-25 Jan Hubicka <jh@suse.cz>
24626 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24627 (gimple_can_remove_branch_p): EH edges won't remove branch by
24629 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
24630 updating of non-abnormal EH edges.
24631 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24632 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
24633 (split_critical_edges): Split also edges where emitting code on them
24634 will lead to splitting later.
24636 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24637 H.J. Lu <hongjiu.lu@intel.com>
24640 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
24641 the configured assembler supports fildq and fistpq mnemonics.
24642 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
24643 * configure: Regenerated.
24644 * config.in: Ditto.
24646 * config/i386/i386.c (print_operand): Handle 'Z'.
24647 ['z']: Remove handling of special fild/fist suffixes.
24648 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
24649 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
24650 suffix of fild insn.
24651 (*floatsi<mode>2_vector_mixed): Ditto.
24652 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
24653 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
24654 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
24655 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
24656 * config/i386/gas.h (GAS_MNEMONICS): Remove.
24658 2009-04-25 Ben Elliston <bje@au.ibm.com>
24660 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
24661 the source of a set operation.
24663 2009-04-25 Anatoly Sokolov <aesok@post.ru>
24665 * target.h (struct gcc_target): Add case_values_threshold field.
24666 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
24667 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
24668 * targhooks.c (default_case_values_threshold): New function.
24669 * targhooks.h (default_case_values_threshold): Declare function.
24670 * stmt.c (expand_case): Use case_values_threshold target hook.
24671 * expr.h (case_values_threshold): Remove declartation.
24672 * expr.c (case_values_threshold): Remove function.
24673 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
24675 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
24676 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24677 (avr_case_values_threshold): Declare as static.
24678 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
24680 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
24681 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24682 (mn10300_case_values_threshold): New function.
24684 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24686 * ira.c (setup_cover_and_important_classes): Add enum cast.
24688 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
24690 * genpreds.c (write_enum_constraint_num): Output definition of
24691 CONSTRAINT_NUM_DEFINED_P macro.
24692 * ira.c (setup_cover_and_important_classes): Use
24693 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
24695 2009-04-24 DJ Delorie <dj@redhat.com>
24697 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
24698 __SH2A_SINGLE_ONLY__ also.
24700 2009-04-24 Steve Ellcey <sje@cup.hp.com>
24702 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
24703 (movdf_internal): Ditto.
24704 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
24705 SFmode and DFmode constants.
24706 (ia64_print_operand): Add 'G' format for printing
24707 floating point constants.
24709 2009-04-24 Richard Guenther <rguenther@suse.de>
24711 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
24712 from unsigned additions.
24714 2009-04-24 Joseph Myers <joseph@codesourcery.com>
24716 * c-typeck.c (set_init_index): Allow array designators that are
24717 not integer constant expressions with a pedwarn if pedantic.
24719 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24721 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
24722 zero if no overlap in nonzero bits between the operands.
24724 2009-04-24 Ian Lance Taylor <iant@google.com>
24726 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
24727 (record_dead_and_set_regs): Likewise.
24728 * df.h (struct df_mw_hardreg): Change flags field to int.
24729 (struct df_base_ref): Likewise.
24730 (struct df): Change changeable_flags field to int.
24731 * df-scan.c (df_defs_record): Change clobber_flags to int.
24732 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
24733 constants rather than #define macros.
24734 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
24735 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
24736 (enum dwarf_calling_convention): Likewise.
24737 (enum dwarf_line_number_x_ops): Likewise.
24738 (enum dwarf_call_frame_info): Likewise.
24739 (enum dwarf_source_language): Likewise.
24740 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
24741 (add_calling_convention_attribute): Likewise.
24742 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
24743 (combine_comparisons): Change compcode to int. Add cast to enum type.
24744 * genrecog.c (maybe_both_true_2): Change c to int.
24745 (write_switch): Likewise. Add cast to enum type.
24746 * gimplify.c (gimplify_omp_for): Handle return values from
24747 gimplify_expr using MIN rather than bitwise or.
24748 (gimplify_expr): Add cast to enum type.
24749 * ipa-prop.c (update_jump_functions_after_inlining): Change
24750 IPA_BOTTOM to IPA_JF_UNKNOWN.
24751 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
24752 Add casts to enum type.
24753 (setup_cover_and_important_classes): Change cl to int. Add casts
24755 (setup_class_translate): Change cl and mode to int.
24756 (ira_init_once): Change mode to int.
24757 (free_register_move_costs): Likewise.
24758 (setup_prohibited_mode_move_regs): Add casts to enum type.
24759 * langhooks.c (add_builtin_function_common): Rework assertion that
24760 value fits bitfield.
24761 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
24762 * omega.c (omega_do_elimination): Avoid math on enum types.
24763 * optabs.c (expand_vec_shift_expr): Remove casts to int.
24764 * opts.c (set_debug_level): Change 2 to enum constant. Use new
24765 int local to handle integral_argment value.
24766 * regmove.c (try_auto_increment): Change PUT_MODE to
24768 * reload.c (push_secondary_reload): Add casts to enum type.
24769 (secondary_reload_class, find_valid_class): Likewise.
24770 * reload1.c (emit_input_reload_insns): Likewise.
24771 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
24772 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
24773 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
24775 * tree.c (build_common_builtin_nodes): Add casts to enum type.
24776 * tree-complex.c (complex_lattice_t): Typedef to int rather than
24778 (expand_complex_libcall): Add casts to enum type.
24779 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
24780 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
24781 with ERROR_MARK, not NUM_TREE_CODES.
24782 (vect_create_epilog_for_reduction): Likewise.
24783 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
24784 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
24785 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
24787 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
24788 vect_unused_in_loop. Change 0 to loop_vect.
24789 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
24790 * var-tracking.c (get_init_value): Change return type to enum
24792 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
24793 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
24795 (arm_override_options): Add casts to enum type.
24796 (arm_emit_tls_decoration): Likewise.
24797 * config/i386/i386.c (ix86_function_specific_restore): Add casts
24799 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
24800 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
24801 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
24803 * config/s390/s390.c (code_for_builtin_64): Change to array of
24805 (code_for_builtin_31): Likewise.
24806 (s390_expand_builtin): Change code_for_builtin to enum insn_code
24808 * config/sparc/sparc.c (sparc_override_options): Change value
24809 field in struct code_model to enum cmodel. In initializer change
24810 0 to NULL and add cast to enum type.
24812 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
24813 Change all callers. Issue a -Wc++-compat warning using
24814 lhs_origtype if necessary.
24815 (convert_for_assignment): Issue -Wc++-compat warnings about
24816 invalid conversions to enum type on assignment.
24817 * c-common.h (build_modify_expr): Update declaration.
24819 2009-04-24 Nick Clifton <nickc@redhat.com>
24821 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
24822 (function_arg_advance): Likewise.
24823 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
24826 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
24828 * config/s390/constraints.md ('I', 'J'): Fix condition.
24830 2009-04-24 Diego Novillo <dnovillo@google.com>
24832 * gengtype-parse.c (parse_error): Add newline after message.
24834 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24836 * config/i386/sse.md (avxmodesuffixs): Removed.
24837 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
24838 (*avx_pinsr<ssevecsize>): This.
24840 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24842 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
24843 follow chains of regs with a single definition, and allow expressions
24844 that are function_invariant_p.
24845 (simple_rhs_p): Allow expressions that are function_invariant_p.
24847 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
24849 PR middle-end/39867
24850 * fold-const.c (fold_cond_expr_with_comparison): When folding
24851 > and >= to MAX, make sure the MAX uses the same type as the
24852 comparison's operands.
24854 2009-04-24 Nick Clifton <nickc@redhat.com>
24856 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
24857 addressing for DImode accesses.
24858 (frv_print_operand_address): Handle PLUS case.
24859 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
24861 2009-04-24 Jakub Jelinek <jakub@redhat.com>
24863 PR rtl-optimization/39794
24864 * alias.c (canon_true_dependence): Add x_addr argument.
24865 * rtl.h (canon_true_dependence): Adjust prototype.
24866 * cse.c (check_dependence): Adjust canon_true_dependence callers.
24867 * cselib.c (cselib_invalidate_mem): Likewise.
24868 * gcse.c (compute_transp): Likewise.
24869 * dse.c (scan_reads_nospill): Likewise.
24870 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
24871 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
24872 canon_base_addr of the group, plus optional offset.
24873 (struct group_info): Rename canon_base_mem to
24875 (get_group_info): Set canon_base_addr to canon_rtx of base, not
24876 canon_rtx of base_mem.
24878 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
24880 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24881 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
24883 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24885 * config/spu/spu-builtins.h: Delete file.
24887 * config/spu/spu.h (enum spu_builtin_type): Move here from
24889 (struct spu_builtin_description): Likewise. Add GTY marker.
24890 Do not use enum spu_function_code or enum insn_code.
24891 (spu_builtins): Add extern declaration.
24893 * config/spu/spu.c: Do not include "spu-builtins.h".
24894 (enum spu_function_code, enum spu_builtin_type_index,
24895 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
24896 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
24897 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
24898 unsigned_V2DI_type_node): Move here from spu-builtins.h.
24899 (spu_builtin_types): Make static. Add GTY marker.
24900 (spu_builtins): Add extern declaration with GTY marker.
24901 Include "gt-spu.h".
24903 * config/spu/spu-c.c: Do not include "spu-builtins.h".
24904 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
24905 Check programmatically whether all parameters are scalar.
24907 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
24909 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
24911 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
24912 assignment from the constructor either if the target is volatile.
24914 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
24916 * config/arm/arm.md (insv): Do not share operands[0].
24918 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
24920 * config/vxlib-tls.c (active_tls_threads): Delete.
24921 (delete_hook_installed): New.
24922 (tls_delete_hook): Don't delete the delete hook.
24923 (tls_destructor): Delete it here.
24924 (__gthread_set_specific): Adjust installing the delete hook.
24925 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
24926 __gthread_leave_tsd_dtor_context.
24928 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24930 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24932 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24934 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24936 (alpha_rtx_costs): Ditto.
24937 (emit_unlikely_jump): Use add_reg_note.
24938 (emit_frame_store_1): Ditto.
24939 (alpha_expand_prologue): Ditto.
24940 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24941 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24943 2009-04-23 Nick Clifton <nickc@redhat.com>
24945 * config/v850/v850.md (epilogue): Remove suppressed code.
24946 (return): Rename to return_simple and remove test of frame size.
24947 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24948 to gen_return_simple.
24950 2009-04-22 Jing Yu <jingyu@google.com>
24953 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24955 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24958 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24959 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24960 value is a VECTOR_CST, the element type is the element type of the
24963 2009-04-22 DJ Delorie <dj@redhat.com>
24965 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24967 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24969 * alias.c (find_base_term): Move around LO_SUM case, so that
24970 CONST falls through into PLUS/MINUS handling.
24973 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24974 into 0, use omit_one_operand.
24976 2009-04-23 Ben Elliston <bje@au.ibm.com>
24978 * config/rs6000/linux-unwind.h (get_regs): Remove type
24979 puns. Change the type of `pc' to an array of unsigned ints and
24980 update all users. Constify frame24.
24982 2009-04-22 DJ Delorie <dj@redhat.com>
24984 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24985 declarations before code.
24986 (current_function_special_page_vector): Likewise.
24987 (m32c_expand_insv): Silence a warning.
24989 2009-04-21 Taras Glek <tglek@mozilla.com>
24991 * alias.c: Update GTY annotations to new syntax.
24992 * basic-block.h: Likewise.
24993 * bitmap.h: Likewise.
24994 * c-common.h: Likewise.
24995 * c-decl.c: Likewise.
24996 * c-parser.c: Likewise.
24997 * c-pragma.c: Likewise.
24998 * c-tree.h: Likewise.
24999 * cfgloop.h: Likewise.
25000 * cgraph.h: Likewise.
25001 * config/alpha/alpha.c: Likewise.
25002 * config/arm/arm.h: Likewise.
25003 * config/avr/avr.h: Likewise.
25004 * config/bfin/bfin.c: Likewise.
25005 * config/cris/cris.c: Likewise.
25006 * config/darwin.c: Likewise.
25007 * config/frv/frv.c: Likewise.
25008 * config/i386/i386.c: Likewise.
25009 * config/i386/i386.h: Likewise.
25010 * config/i386/winnt.c: Likewise.
25011 * config/ia64/ia64.h: Likewise.
25012 * config/iq2000/iq2000.c: Likewise.
25013 * config/mips/mips.c: Likewise.
25014 * config/mmix/mmix.h: Likewise.
25015 * config/pa/pa.c: Likewise.
25016 * config/pa/pa.h: Likewise.
25017 * config/rs6000/rs6000.c: Likewise.
25018 * config/s390/s390.c: Likewise.
25019 * config/sparc/sparc.c: Likewise.
25020 * config/xtensa/xtensa.c: Likewise.
25021 * cselib.h: Likewise.
25022 * dbxout.c: Likewise.
25023 * dwarf2out.c: Likewise.
25024 * except.c: Likewise.
25025 * except.h: Likewise.
25026 * fixed-value.h: Likewise.
25027 * function.c: Likewise.
25028 * function.h: Likewise.
25029 * gimple.h: Likewise.
25030 * integrate.c: Likewise.
25031 * optabs.c: Likewise.
25032 * output.h: Likewise.
25033 * real.h: Likewise.
25035 * stringpool.c: Likewise.
25036 * tree-data-ref.c: Likewise.
25037 * tree-flow.h: Likewise.
25038 * tree-scalar-evolution.c: Likewise.
25039 * tree-ssa-address.c: Likewise.
25040 * tree-ssa-alias.h: Likewise.
25041 * tree-ssa-operands.h: Likewise.
25042 * tree.c: Likewise.
25043 * tree.h: Likewise.
25044 * varasm.c: Likewise.
25045 * varray.h: Likewise.
25047 * coretypes.h: Do not define GTY macro if it is already defined.
25048 * doc/gty.texi: Update GTY documentation to new syntax.
25049 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25050 annotations on structs.
25051 * gengtype-parse.c: Likewise.
25053 2009-04-22 Mark Heffernan <meheff@google.com>
25055 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25057 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25059 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25062 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25064 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25065 the same as a PLUS without a shift. Increase the cost of a
25068 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25070 * Makefile.in: Update dependencies.
25071 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25072 * errors.h: Remove bogus comment about compatibility.
25073 (warning): Update declaration.
25074 * genautomata.c: Update all calls to warning.
25075 * gimple.c: Do not include errors.h. Include toplev.h.
25076 * tree-ssa-structalias.c: Do not include errors.h.
25077 * omega.c: Likewise.
25078 * tree-ssa-reassoc.c: Likewise.
25079 * config/spu/spu-c.c: Likewise.
25080 * config/spu/t-spu-elf: Update dependencies.
25082 2009-04-22 Richard Guenther <rguenther@suse.de>
25084 PR tree-optimization/39824
25085 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25086 make sure the types are compatible.
25088 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25091 * c-common.c (c_parse_error): Take a token_flags parameter.
25092 Use token_type for the token type instead.
25093 Pass token_flags to cpp_type2name.
25094 * c-common.h (c_parse_error): Update declaration.
25095 * c-parser.c (c_parser_error): Pass 0 as token flags.
25097 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25099 PR rtl-optimization/39580
25100 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25102 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25104 * function.c (expand_function_end): Do not emit a jump to the "naked"
25105 return label for fall-through returns.
25106 * except.c (sjlj_emit_function_exit): Always place the call to the
25107 unregister function at the location installed by expand_function_end.
25109 2009-04-22 Richard Guenther <rguenther@suse.de>
25111 PR tree-optimization/39845
25112 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25113 (gen_inbound_check): Likewise.
25115 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25117 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25119 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25120 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25122 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25124 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25125 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25126 shift counts to avoid out-of-bounds array accesses.
25128 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25130 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25131 (Pmode): Move above.
25133 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25135 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25136 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25137 GET_CODE macro. Use IN_RANGE macro where appropriate.
25138 * config/alpha/alpha.h: Ditto.
25139 * config/alpha/alpha.md: Ditto.
25140 * config/alpha/constraints.md: Ditto.
25141 * config/alpha/predicates.md: Ditto.
25143 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25145 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25146 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25147 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25148 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25149 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25150 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25151 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25152 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25153 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25154 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25155 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25156 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25157 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25158 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25159 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25160 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25161 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25162 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25163 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25164 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25165 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25166 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25167 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25168 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25169 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25170 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25171 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25173 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25175 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25176 references from comments.
25177 * cfgbuild.c (count_basic_blocks): Delete.
25178 (find_basic_blocks_1): Delete.
25179 (find_basic_blocks): Delete.
25180 * except.c (finish_eh_generation): Make static. Move comment from
25181 except.h here. Remove find_basic_blocks references from comments.
25182 * except.h (finish_eh_generation): Delete.
25183 * basic-block.h (find_basic_blocks): Delete.
25184 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25186 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25188 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25189 (sdbout_parms): Likewise.
25191 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25193 * config/sh/sh.c (prepare_cbranch_operands): Use
25194 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25195 (expand_cbranchdi4): Likewise.
25196 (from_compare): Add cast to enum type.
25197 (expand_cbranchsi4): Use add_reg_note.
25198 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25199 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25200 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25201 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25202 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25203 instead of CODE_FOR_nothing.
25204 (cbranchdi4): Likewise. Fix the order of arguments for
25206 (push_fpscr): Use add_reg_note.
25207 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25208 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25210 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25212 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25213 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25214 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25215 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25216 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25217 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25218 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25219 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25220 config/alpha/x-vms, config/arc/t-arc,
25221 config/arm/README-interworking, config/arm/arm-c.c,
25222 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25223 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25224 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25225 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25226 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25227 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25228 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25229 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25230 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25231 config/cris/t-elfmulti, config/crx/t-crx,
25232 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25233 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25234 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25235 config/h8300/t-h8300, config/i386/athlon.md,
25236 config/i386/darwin-libgcc.10.4.ver,
25237 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25238 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25239 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25240 config/i386/t-linux64, config/i386/t-nwld,
25241 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25242 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25243 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25244 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25245 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25246 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25247 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25248 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25249 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25250 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25251 config/m68k/t-uclinux, config/mcore/t-mcore,
25252 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25253 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25254 config/mips/crtn.asm, config/mips/irix-crti.asm,
25255 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25256 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25257 config/mips/mips-fixed.md, config/mips/sb1.md,
25258 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25259 config/mips/t-iris6, config/mips/t-isa3264,
25260 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25261 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25262 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
25263 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
25264 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
25265 config/mn10300/t-linux, config/mn10300/t-mn10300,
25266 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
25267 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
25268 config/picochip/libgccExtras/clzsi2.asm,
25269 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
25270 config/rs6000/darwin-libgcc.10.4.ver,
25271 config/rs6000/darwin-libgcc.10.5.ver,
25272 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
25273 config/rs6000/t-aix43, config/rs6000/t-aix52,
25274 config/rs6000/t-darwin, config/rs6000/t-fprules,
25275 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
25276 config/rs6000/t-lynx, config/rs6000/t-netbsd,
25277 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
25278 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
25279 config/rs6000/t-rtems, config/rs6000/t-spe,
25280 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
25281 config/score/t-score-elf, config/sh/divcost-analysis,
25282 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
25283 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
25284 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
25285 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
25286 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
25287 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
25288 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
25289 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
25290 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
25291 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
25292 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
25293 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
25294 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
25295 limitx.h, version.c, xcoff.h: Add copyright and license notices.
25296 * config/h8300/genmova.sh: Include copyright and license notices
25297 in generated output.
25298 * config/h8300/mova.md: Regenerate.
25299 * doc/install.texi2html: Include word "Copyright" in copyright
25300 notice and use name "Free Software Foundation, Inc.".
25301 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25302 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25303 ChangeLog-2007, ChangeLog-2008: Correct dates.
25305 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
25307 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
25308 NE_EXPR operations as well.
25309 * c-parser.c (c_parser_condition): Do not set location information on
25311 (c_parser_conditional_expression): Likewise.
25312 (c_parser_binary_expression): Set location information on operators.
25313 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
25314 TRUTH_NOT_EXPR has been folded.
25315 * fold-const.c (fold_truth_not_expr): Copy location information from
25316 the incoming expression to the outgoing one.
25317 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
25318 recursive calls on the LHS of the operator but pass that of the
25319 operator to recursive calls on the RHS of the operator. Set it
25321 (shortcut_cond_expr): Set the locus of the operator on the second
25322 COND_EXPR and that of the expression on the first in degenerate cases.
25323 Pass the locus of the expression to calls to shortcut_cond_r.
25324 Set the locus of the 'then' block on the associated jump, if any.
25325 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
25326 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
25327 expression to call to gimplify_boolean_expr.
25329 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
25331 * config.gcc: Add additional configuration for
25332 i686-w64-mingw* and x86_64-w64-mingw* triplet.
25333 * config/i386/mingw-w64.h: New mingw-w64 specific header.
25334 (CPP_SPEC): Redefine for allowing -municode option.
25335 (STARTFILE_SPEC): Likewise.
25336 * config/i386/t-mingw-w64: New.
25337 * config/i386/mingw-w64.opt: New.
25338 (municode): Add new target option.
25339 * doc/invoke.texi (municode): Add documentation for new option.
25341 2009-04-21 Ian Lance Taylor <iant@google.com>
25343 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25344 Correct test for number of arguments.
25345 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
25347 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
25349 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
25350 argument of emit_library_call.
25352 2009-04-21 Richard Guenther <rguenther@suse.de>
25354 PR middle-end/39829
25355 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
25356 inside VIEW_CONVERT_EXPRs.
25358 2009-04-21 Martin Jambor <mjambor@suse.cz>
25360 * tree-switch-conversion.c (build_constructors): Split a long line.
25361 (constructor_contains_same_values_p): New function.
25362 (build_one_array): Create assigns of constants if possible, do not
25363 call mark_sym_for_renaming, call update_stmt.
25364 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
25365 make_rename_temp. Do not call mark_symbols_for_renaming, call
25367 (gen_def_assigns): Do not call mark_symbols_for_renaming or
25368 find_new_referenced_vars, call update_stmt.
25369 (gen_inbound_check): Use create_tmp_var and create ssa names manually
25370 instead of calling make_rename_temp. Do not call
25371 find_new_referenced_vars or mark_symbols_for_renaming, call
25374 2009-04-21 Richard Guenther <rguenther@suse.de>
25376 PR tree-optimization/39827
25377 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
25378 (tree_ssa_phiprop): Pass the correct array size.
25380 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
25382 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
25384 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
25387 * c-typeck.c (lvalue_p): Move declaration ...
25388 * c-common.h (lvalue_p): ... to here.
25389 * c-common.c (candidate_equal_p): New.
25390 (add_tlist): Use it.
25391 (merge_tlist): Use it.
25392 (warn_for_collisions_1): Likewise.
25393 (warning_candidate_p): Accept more candidates.
25394 (verify_tree): A warning candidate can be an expression. Use
25397 2009-04-21 Ben Elliston <bje@au.ibm.com>
25400 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
25401 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
25402 options. Remove -mcall-solaris documentation.
25404 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25407 * doc/invoke.texi (-Wlong-long): Update description.
25408 * c-lex (interpret_integer): Only warn if there was no previous
25409 overflow and -Wlong-long is enabled.
25410 * c-decl.c (declspecs_add_type): Drop redundant flags.
25411 * c.opt (Wlong-long): Init to -1.
25412 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
25413 and front-end warn_long_long. Wlong-long only depends on other
25414 flags if it is uninitialized.
25415 * c-parser.c (disable_extension_diagnostics): warn_long_long is
25416 the same for CPP and FE.
25417 (restore_extension_diagnostics): Likewise.
25419 2009-04-20 Ian Lance Taylor <iant@google.com>
25421 Fix enum conversions which are invalid in C++:
25422 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
25423 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
25424 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
25425 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
25426 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
25427 (dbxout_parms): Likewise.
25428 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
25429 (df_clear_flags): Likewise.
25430 * df-problems.c (df_rd_bb_local_compute_process_def): Change
25431 top_flag parameter to int.
25432 (df_chain_create_bb_process_use): Likewise.
25433 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
25435 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
25436 (df_ref_create_structure, df_def_record_1): Likewise.
25437 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
25438 (df_notes_rescan): Change 0 to VOIDmode in function call.
25439 (df_get_call_refs, df_insn_refs_collect): Likewise.
25440 (df_bb_regs_collect): Likewise.
25441 (df_entry_block_defs_collect): Likewise.
25442 (df_exit_block_uses_collect): Likewise.
25443 * df.h: Update declarations.
25444 * double-int.c (double_int_divmod): Add cast to enum type.
25445 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
25446 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
25447 (based_loc_descr): Likewise.
25448 (loc_descriptor_from_tree_1): Change first_op and second_op to
25449 enum dwarf_location_atom. Add cast to enum type.
25450 * expmed.c (init_expmed): Change 0 to SET in function call.
25451 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
25452 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
25453 (do_store_flag): Likewise.
25454 * fixed-value.h (struct fixed_value): Change mode to enum
25456 * function.c (assign_parms): Change 0 to VOIDmode in function call.
25457 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
25459 (insert_insn_decl, insert_decl, insert_state): Likewise.
25460 (automata_list_finish): Likewise.
25461 * genrecog.c (process_define_predicate): Add cast to enum type.
25462 * gensupport.c (init_predicate_table): Add cast to enum type.
25463 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
25465 (gimple_build_call_1, gimple_build_label): Likewise.
25466 (gimple_build_goto, gimple_build_asm_1): Likewise.
25467 (gimple_build_switch_1, gimple_build_cdt): Likewise.
25468 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
25469 (enum fallback): Rename from enum fallback_t.
25470 (fallback_t): Typedef as int.
25471 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
25472 GSI_SAME_STMT in function call.
25473 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
25475 (setup_reg_class_relations): Likewise.
25476 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
25477 (setup_prohibited_class_mode_regs): Add cast to enum type.
25478 (setup_prohibited_mode_move_regs): Likewise.
25479 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
25480 (record_address_regs): Change i to enum reg_class.
25481 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
25482 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
25483 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
25484 (GET_MODE_2XWIDER_MODE): Likewise.
25485 (GET_CLASS_NARROWEST_MODE): Likewise.
25486 * omp-low.c (expand_omp_for): Add cast to enum type.
25487 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
25488 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
25489 * postreload.c (reload_cse_simplify_operands): Change rclass local
25491 * predict.c (combine_predictions_for_insn): Change best_predictor
25492 and predictor to enum br_predictor.
25493 (combine_predictions_for_bb): Likewise.
25494 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
25495 use SET_PREDICT_EXPR_OUTCOME.
25496 * real.c (real_arithmetic): Change icode to code in function call.
25497 * reginfo.c (init_move_cost): Add casts to enum type.
25498 (init_reg_sets_1, init_fake_stack_mems): Likewise.
25499 * regmove.c (regclass_compatible_p): Change class0 and class1 to
25501 * reload.c (find_valid_class): Add casts to enum type.
25502 (push_reload): Change 0 to NO_REGS in function call.
25503 (find_reloads): Change this_alternative to array of enum
25504 reg_class. Remove some now-unnecessary casts.
25505 (make_memloc): Change 0 to VOIDmode in function call.
25506 * reload1.c (reload): Change 0 to VOIDmode in function call.
25507 (eliminate_regs_1, elimination_effects): Likewise.
25508 (eliminate_regs_in_insn): Likewise.
25509 (emit_input_reload_insns): Add cast to enum type.
25510 (delete_output_reload): Change 0 to VOIDmode in function call.
25511 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
25512 to enum type in function call.
25513 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
25514 (SET_PREDICT_EXPR_OUTCOME): Define.
25515 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
25516 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
25517 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
25518 (dump_function): Likewise.
25519 * tree-dump.h: Update declarations.
25520 * tree-pass.h: Update declarations.
25521 * varasm.c (assemble_integer): Change mclass to enum mode_class.
25522 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
25524 (arm_rtx_costs_1): Correct parenthesization.
25525 (arm_rtx_costs): Add casts to enum type.
25526 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
25527 (vfp_emit_fstmd): Use add_rg_note.
25528 (emit_multi_reg_push, emit_sfm): Likewise.
25529 (thumb_set_frame_pointer): Likewise.
25530 (arm_expand_prologue): Likewise.
25531 (arm_regno_class): Change return type to enum reg_class.
25532 (thumb1_expand_prologue): Use add_reg_note.
25533 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
25534 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
25536 * config/arm/gentune.sh: Add cast to enum type.
25537 * config/arm/arm-tune.md: Rebuild.
25538 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
25539 (ix86_split_fp_branch, predict_jump): Likewise.
25540 (ix86_expand_multi_arg_builtin): Change sub_code from enum
25541 insn_code to enum rtx_code.
25542 (ix86_builtin_vectorized_function): Add cast to enum type.
25543 * config/i386/i386.md (truncdfsf2): Change slot to enum
25545 (truncxf<mode>2, isinf<mode>2): Likewise.
25546 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
25548 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
25549 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
25550 (insert_bundle_state): Change 1 to INSERT in function call.
25551 (ia64_add_bundle_selector_before): Likewise.
25552 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
25553 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
25554 (restore_stack_nonlocal): Likewise.
25555 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
25557 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
25559 (mips_rtx_costs): Likewise.
25560 (mips_override_options): Add casts to enum type.
25561 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
25563 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
25564 (store_reg, set_reg_plus_d): Likewise.
25565 (hppa_expand_prologue, hppa_profile_hook): Likewise.
25566 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25568 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
25570 (emit_unlikely_jump): Use add_reg_note.
25571 (rs6000_emit_allocate_stack): Likewise.
25572 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
25573 (output_toc): Change 1 to INSERT in function call.
25574 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
25575 (rs6000_initialize_trampoline): Likewise.
25576 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
25578 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
25579 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
25580 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
25581 (save_gprs): Use add_reg_note.
25582 (s390_emit_prologue): Likewise.
25583 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25584 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
25585 (sparc_fold_builtin): Add cast to enum type.
25586 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
25588 (spu_expand_prologue): Use add_reg_note.
25589 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
25591 2009-04-20 Ian Lance Taylor <iant@google.com>
25593 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
25594 (c_parser_postfix_expression_after_primary): Get VEC for list of
25595 arguments. Get original types of arguments. Call
25596 build_function_call_vec.
25597 (cached_expr_list_1, cached_expr_list_2): New static variables.
25598 (c_parser_expr_list): Change return type to VEC *. Add
25599 p_orig_types parameter. Change all callers.
25600 (c_parser_release_expr): New static function.
25601 (c_parser_vec_to_tree_list): New static function.
25602 * c-typeck.c (build_function_call): Rewrite to build a VEC and
25603 call build_function_call_vec.
25604 (build_function_call_vec): New function, based on old
25605 build_function_call.
25606 (convert_arguments): Remove nargs and argarray parameters. Change
25607 values to a VEC. Add origtypes parameter.
25608 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
25609 (convert_for_assignment): Add origtype parameter. Change all
25610 callers. If warn_cxx_compat, check for conversion to an enum
25611 type when calling a function.
25612 (store_init_value): Add origtype parameter. Change all callers.
25613 (digest_init): Likewise.
25614 (struct init_node): Add origtype field.
25615 (add_pending_init): Add origtype parameter. Change all callers.
25616 (output_init_element): Likewise.
25617 (output_pending_init_elements): Pass origtype from init_node to
25618 output_init_element.
25619 (process_init_element): Pass origtype from c_expr to
25620 output_init_element.
25621 (c_finish_return): Add origtype parameter. Change all callers.
25622 * c-common.c (sync_resolve_size): Change params to VEC *. Change
25624 (sync_resolve_params): Likewise.
25625 (sync_resolve_return): Change params to first_param. Change caller.
25626 (resolve_overloaded_builtins): Change params to VEC *. Change
25627 callers. Save first parameter around call to build_function_call_vec.
25628 * c-decl.c (finish_decl): Add origtype parameter. Change all
25629 callers. Call build_function_call_vec rather than
25630 build_function_call for cleanup.
25631 * c-tree.h: Update declarations.
25632 * c-common.h: Update declarations.
25633 * stub-objc.c (objc_rewrite_function_call): Change parameter from
25634 params to first_param.
25635 * target.h (struct gcc_target): Change resolve_overloaded_builtin
25636 params parameter from tree to void *.
25637 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25638 Change arglist parameter to have type void *, and to be a pointer
25640 * config/rs6000/rs6000-protos.h
25641 (altivec_resolve_overloaded_builtin): Update declaration.
25642 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
25643 fnargs parameter to have type void *, and to be a pointer to a
25644 VEC. Call build_function_call_vec instead of
25645 build_function_call.
25646 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
25648 2009-04-20 Joey Ye <joey.ye@intel.com>
25649 Xuepeng Guo <xuepeng.guo@intel.com>
25650 H.J. Lu <hongjiu.lu@intel.com>
25652 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
25654 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
25655 (IX86_LEA_PRIORITY): Likewise.
25656 (distance_non_agu_define): New function.
25657 (distance_agu_use): Likewise.
25658 (ix86_lea_for_add_ok): Likewise.
25659 (ix86_dep_by_shift_count): Likewise.
25661 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
25662 should split for LEA.
25664 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
25666 (ix86_dep_by_shift_count): Likewise.
25668 2009-04-20 Richard Guenther <rguenther@suse.de>
25670 * expr.c (handled_component_p): Move ...
25671 * tree.h (handled_component_p): ... here.
25672 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
25673 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
25674 and REALPART_EXPR to be in one group.
25676 2009-04-20 Richard Guenther <rguenther@suse.de>
25678 * basic-block.h (get_all_dominated_blocks): Declare.
25679 * dominance.c (get_all_dominated_blocks): New function.
25680 * tree-cfg.c (get_all_dominated_blocks): Remove.
25681 (remove_edge_and_dominated_blocks): Adjust.
25682 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
25683 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
25684 instead of recursing.
25686 2009-04-20 Doug Kwan <dougkwan@google.com>
25688 * cgraph.h (cgraph_node_ptr): New type for vector functions.
25689 (struct cgraph_node_set_def): New type.
25690 (cgraph_node_set) New type. Also declare vector functions.
25691 (struct cgraph_node_set_element_def): New type.
25692 (cgraph_node_set_element): Ditto.
25693 (cgraph_node_set_iterator): New iterator type.
25694 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
25695 cgraph_node_set_remove, dump_cgraph_node_set,
25696 debug_cgraph_node_set): New prototypes.
25697 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
25698 cgraph_node_set_size): New inlines.
25699 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
25700 including cgraph.h.
25701 (struct ipa_opt_pass): Add struct cgraph_node_set_def
25702 argument to function 'write_summary'.
25703 * ipa.c: Include ggc.h.
25704 (hash_cgraph_node_set_element,
25705 eq_cgraph_node_set_element, cgraph_node_set_new,
25706 cgraph_node_set_add, cgraph_node_set_remove,
25707 cgraph_node_set_find, dump_cgraph_node_set,
25708 debug_cgraph_node_set): New functions.
25709 * Makefile.in (ipa.o): Add dependency on GGC_H.
25711 2009-04-20 Ira Rosen <irar@il.ibm.com>
25713 PR tree-optimization/39675
25714 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
25715 check of the return code of vect_schedule_slp. Check that
25716 stmt_vec_info still exists for the statement, before checking its
25717 vectorization type.
25719 2009-04-20 Michael Matz <matz@suse.de>
25721 * Makefile.in (generated_files): Take out $(simple_generated_c).
25723 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
25725 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
25726 (UINTPTR_TYPE): Likewise.
25728 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25731 * c-typeck.c (digest_init): Check for initializing an array with a
25734 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25737 * c-semantics.c (pop_stmt_list): Propagate
25738 STATEMENT_LIST_HAS_LABEL to parent statement list.
25740 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
25742 * config/mips/mips.h (mips_tune_attr): New macro.
25743 * config/mips/mips.md (cpu): Use it.
25745 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25748 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
25751 2009-04-19 Diego Novillo <dnovillo@google.com>
25753 * toplev.c (compile_file): Move call to coverage_finish ...
25754 * cgraphunit.c (ipa_passes): ... here.
25755 Call cgraph_process_new_functions.
25756 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
25757 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
25759 2009-04-19 Jan Hubicka <jh@suse.cz>
25761 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
25763 (dump_cgraph_node): Dump can throw external flag.
25764 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
25766 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
25770 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
25771 * common.opt (Wlogical-op): Move from here...
25772 * c.opt (Wlogical-op): ... to here.
25773 * c-typeck.c (parser_build_binary_op): Update call to
25774 warn_logical_operator.
25775 * c-opts.c (c_common_post_options): Enable warn_logical_op with
25777 * c-common.c (warn_logical_op): Update.
25778 * c-common.h (warn_logical_op): Update declaration.
25780 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
25782 * tree.c (protected_set_expr_location): Fix formatting.
25784 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25787 * c-typeck.c (readonly_warning): new.
25788 (build_unary_op, build_modify_expr): Use readonly_warning for
25789 storing into something readonly but not const-qualified.
25791 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25794 * c-typeck.c (build_unary_op): Check for taking address of
25795 expression of type void.
25797 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25800 * c-typeck.c (build_function_call): Check for calling a function
25801 with qualified void return types. Call require_complete_type when
25804 2009-04-18 Jan Hubicka <jh@suse.cz>
25806 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
25808 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
25809 can_throw_external flag.
25810 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
25811 * ipa-pure-const.c (ignore_edge): New function.
25812 (propagate): Compute order for NOTHROW computation; set NOTHROWs
25813 only over can_throw_external edges.
25814 (local_pure_const): Add nothrow flag.
25815 * ipa-utils.c (searchc): Add ignore_edge callback.
25816 (ipa_utils_reduced_inorder): Add ignore_edge callback.
25817 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
25818 (set_nothrow_function_flags): Update cgraph.
25819 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
25821 2009-04-18 Richard Guenther <rguenther@suse.de>
25823 PR middle-end/39804
25824 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
25825 (fold_stmt): ... this and ...
25826 (fold_stmt_inplace): ... this.
25827 (fold_stmt_1): Fold references in calls and asms.
25828 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
25830 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25832 * tree-vrp.c (ssa_name_nonzero_p): Remove.
25833 * tree.h: Remove the prototype for ssa_name_nonzero_p.
25835 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25837 * tree.c (function_args_count): Remove.
25838 * tree.h: Remove the prototype for function_args_count.
25840 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25842 * tree-iterator.c (expr_only): Remove.
25843 * tree.h: Remove the prototype for expr_only.
25845 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25847 * reginfo.c (cannot_change_mode_set_regs): Remove.
25848 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
25850 2009-04-08 Anatoly Sokolov <aesok@post.ru>
25852 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
25853 whether operands 0 and 1 overlaps.
25855 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
25857 PR middle-end/36902
25858 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
25859 pointer. Use warning_at instead of warning.
25860 (search_for_addr_array): Likewise.
25861 (check_array_bounds): Likewise.
25862 (check_all_array_refs): Check that the incoming edge is not in the
25863 list of edges to be removed.
25864 (check_all_array_refs): Avoid the temporal pointer.
25865 (vrp_visit_cond_stmt): Fix typo.
25866 (simplify_switch_using_ranges): Handle the case where the switch
25867 index is an integer constant.
25869 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
25871 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
25873 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25875 * doc/extend.texi, doc/invoke.texi: Fix typos.
25877 2009-04-17 Cary Coutant <ccoutant@google.com>
25879 * tree-flow-inline.h (get_lineno): Fix inverted test.
25881 2009-04-17 Diego Novillo <dnovillo@google.com>
25883 * tree-ssa-pre.c (create_expression_by_pieces): Remove
25884 assertion for AVAIL_OUT.
25886 2009-04-17 Mike Frysinger <vapier@gentoo.org>
25889 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
25890 * config/sh/linux-atomic.asm: Likewise.
25892 2009-04-17 Diego Novillo <dnovillo@google.com>
25894 * except.c (debug_eh_tree): New.
25895 (struct eh_region, struct eh_status): Move ...
25896 * except.h: ... here.
25897 (add_type_for_runtime): Declare extern.
25898 (lookup_type_for_runtime): Likewise.
25899 (debug_eh_tree): Declare.
25900 * Makefile.in (GTFILES): List except.h before except.c
25902 2009-04-17 Diego Novillo <dnovillo@google.com>
25904 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
25905 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
25906 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
25907 (find_vars_r): ... here.
25908 * tree-flow.h (find_referenced_vars_in): Declare.
25909 * tree-ssa-pre.c (create_expression_by_pieces): Assert
25910 that AVAIL_OUT exists for BLOCK.
25911 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
25912 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
25913 (tree-parloops.o): Likewise.
25915 2009-04-17 Simon Baldwin <simonb@google.com>
25917 * toplev.c (default_tree_printer): Add handling for %E format.
25919 2009-04-17 Diego Novillo <dnovillo@google.com>
25921 * tree-pretty-print.c (dump_generic_node): Add break after
25922 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
25923 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
25924 FUNCTION_TYPE together. Call print_struct_decl when printing
25925 structures and TDF_SLIM is not given.
25926 (print_struct_decl): Fix logic for detecting recursion.
25928 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25931 * gcc.c (create_at_file): New.
25932 (compile_input_file_p): New.
25933 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25934 * main.c (main): Update call to toplev_main.
25935 * toplev.c (toplev_main): Change signature. Call expandargv.
25936 * toplev.h (toplev_main): Change signature.
25938 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25940 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25941 if the latter is not constant.
25943 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25945 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25947 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25949 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25950 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25952 2009-04-17 Richard Guenther <rguenther@suse.de>
25954 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25955 Handle component references view-converting an invariant address.
25957 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25959 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25960 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25961 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25962 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25963 Use @deftypevr rather than @deftypevar.
25965 2009-04-17 Richard Guenther <rguenther@suse.de>
25967 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25968 (get_prop_source_stmt): Likewise.
25969 (can_propagate_from): Likewise.
25971 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25973 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25974 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25975 (--with-multilib-list): Add default value.
25976 * configure: Regenerate.
25977 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25978 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25979 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25980 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25981 Don't add default cpu to multilib list unnecessarily, but do enable
25982 the relevant compiler option..
25983 Add support for --with-multilib-list=<blank> and
25984 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25985 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25986 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25987 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25988 TM_MULTILIB_CONFIG.
25989 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25990 (MULTILIB_OSDIRNAMES): New variable.
25991 * config/sh/t-1e: Delete file.
25992 * config/sh/t-mlib-sh1: Delete file.
25993 * config/sh/t-mlib-sh2: Delete file.
25994 * config/sh/t-mlib-sh2a: Delete file.
25995 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25996 * config/sh/t-mlib-sh2a-single: Delete file.
25997 * config/sh/t-mlib-sh2a-single-only: Delete file.
25998 * config/sh/t-mlib-sh2e: Delete file.
25999 * config/sh/t-mlib-sh3e: Delete file.
26000 * config/sh/t-mlib-sh4: Delete file.
26001 * config/sh/t-mlib-sh4-nofpu: Delete file.
26002 * config/sh/t-mlib-sh4-single: Delete file.
26003 * config/sh/t-mlib-sh4-single-only: Delete file.
26004 * config/sh/t-mlib-sh4a: Delete file.
26005 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26006 * config/sh/t-mlib-sh4a-single: Delete file.
26007 * config/sh/t-mlib-sh4a-single-only: Delete file.
26008 * config/sh/t-mlib-sh4al: Delete file.
26009 * config/sh/t-mlib-sh5-32media: Delete file.
26010 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26011 * config/sh/t-mlib-sh5-64media: Delete file.
26012 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26013 * config/sh/t-mlib-sh5-compact: Delete file.
26014 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26015 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26016 * doc/install.texi (Options specification): Add
26017 --with-multilib-list and --with-endian.
26019 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26021 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26023 (OBJS-common): Add plugin-version.o.
26024 (plugin-version.o): New.
26025 * gcc-plugin.h (plugin_gcc_version): New.
26026 (plugin_default_version_check): New.
26027 (plugin_init_func, plugin_init): Add version argument.
26028 * plugin-version.c: New.
26029 * plugin.c (str_plugin_gcc_version_name): New.
26030 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26031 pass it to the init function.
26032 (plugin_default_version_check): New.
26034 2009-04-17 Richard Guenther <rguenther@suse.de>
26036 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26037 for decl-vs-decl disambiguation.
26039 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26041 * config/s390/s390.h (s390_tune_attr): New macro definition.
26042 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26044 2009-04-17 Richard Guenther <rguenther@suse.de>
26046 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26047 (fold_stmt_r): Likewise.
26048 (maybe_fold_reference): New function.
26049 (fold_gimple_assign): Handle cases fold_stmt_r did.
26050 (fold_stmt): Do not use fold_stmt_r.
26051 (fold_stmt_inplace): Likewise.
26053 2009-04-17 Richard Guenther <rguenther@suse.de>
26055 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26056 (record_equivalences_from_stmt): Remove useless checks and
26058 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26059 the type is already suitable.
26061 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26063 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26065 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26067 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26068 (CMPtype): Define as __gcc_CMPtype.
26070 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26072 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26073 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26075 2009-04-17 Richard Guenther <rguenther@suse.de>
26077 PR tree-optimization/39746
26078 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26079 special-casing for builtins and static variable use/def.
26080 (call_may_clobber_ref_p_1): Likewise.
26082 2009-04-16 Ian Lance Taylor <iant@google.com>
26084 * df.h: Include "timevar.h".
26085 (struct df_problem): Change tv_id field to timevar_id_t.
26086 * tree-pass.h: Include "timevar.h".
26087 (struct opt_pass): Change tv_id field to timevar_id_t.
26088 * timevar.h (timevar_id_t): Define TV_NONE.
26089 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26090 TV_NONE rather than tv_id != 0.
26091 (execute_one_pass): Likewise.
26092 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26093 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26094 dependencies to $(TREE_PASS_H).
26095 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26097 (pass_branch_target_load_optimize2): Likewise.
26098 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26099 (pass_outof_cfg_layout_mode): Likewise.
26100 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26101 (pass_rebuild_cgraph_edges): Likewise.
26102 (pass_remove_cgraph_callee_edges): Likewise.
26103 * df-core.c (pass_df_initialize_opt): Likewise.
26104 (pass_df_initialize_no_opt): Likewise.
26105 (pass_df_finish): Likewise.
26106 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26107 * except.c (pass_set_nothrow_function_flags): Likewise.
26108 (pass_convert_to_eh_region_ranges): Likewise.
26109 * final.c (pass_compute_alignments): Likewise.
26110 * function.c (pass_instantiate_virtual_regs): Likewise.
26111 (pass_init_function): Likewise.
26112 (pass_leaf_regs): Likewise.
26113 (pass_match_asm_constraints): Likewise.
26114 * gimple-low.c (pass_lower_cf): Likewise.
26115 (pass_mark_used_blocks): Likewise.
26116 * init-regs.c (pass_initialize_regs): Likewise.
26117 * integrate.c (pass_initial_value_sets): Likewise.
26118 * ira.c (pass_ira): Likewise.
26119 * jump.c (pass_cleanup_barriers): Likewise.
26120 * omp-low.c (pass_expand_omp): Likewise.
26121 (pass_lower_omp): Likewise.
26122 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26123 * recog.c (pass_split_all_insns): Likewise.
26124 (pass_split_after_reload): Likewise.
26125 (pass_split_before_regstack): Likewise.
26126 (pass_split_before_sched2): Likewise.
26127 (pass_split_for_shorten_branches): Likewise.
26128 * reginfo.c (pass_reginfo_init): Likewise.
26129 (pass_subregs_of_mode_init): Likewise.
26130 (pass_subregs_of_mode_finish): Likewise.
26131 * passes.c (pass_postreload): Likewise.
26132 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26133 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26134 (pass_warn_function_return): Likewise.
26135 (pass_warn_function_noreturn): Likewise.
26136 * tree-complex.c (pass_lower_complex): Likewise.
26137 (pass_lower_complex_O0): Likewise.
26138 * tree-if-conv.c (pass_if_conversion): Likewise.
26139 * tree-into-ssa.c (pass_build_ssa): Likewise.
26140 * tree-mudflap.c (pass_mudflap_1): Likewise.
26141 (pass_mudflap_2): Likewise.
26142 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26143 (pass_mudflap_2): Likewise.
26144 * tree-nrv.c (pass_return_slot): Likewise.
26145 * tree-object-size.c (pass_object_sizes): Likewise.
26146 * tree-optimize.c (pass_all_optimizations): Likewise.
26147 (pass_early_local_passes): Likewise.
26148 (pass_all_early_optimizations): Likewise.
26149 (pass_cleanup_cfg): Likewise.
26150 (pass_cleanup_cfg_post_optimizing): Likewise.
26151 (pass_free_datastructures): Likewise.
26152 (pass_free_cfg_annotations): Likewise.
26153 (pass_fixup_cfg): Likewise.
26154 (pass_init_datastructures): Likewise.
26155 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26156 (pass_late_warn_uninitialized): Likewise.
26157 (pass_update_address_taken): Likewise.
26158 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26159 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26160 (pass_cse_sincos): Likewise.
26161 (pass_convert_to_rsqrt): Likewise.
26162 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26163 * tree-stdarg.c (pass_stdarg): Likewise.
26164 * tree-tailcall.c (pass_tail_recursion): Likewise.
26165 (pass_tail_calls): Likewise.
26166 * tree-vect-generic.c (pass_lower_vector): Likewise.
26167 (pass_lower_vector_ssa): Likewise.
26168 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26170 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26172 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26174 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26176 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26177 logical and signext.
26179 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26182 * config/sh/predicates.md (arith_operand): Check if the operand
26183 of TRUNCATE is a REG.
26185 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26187 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26188 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26190 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26192 * tree-iterator.c (tsi_split_statement_list_after,
26193 tsi_split_statement_list_before): Remove.
26194 * tree-iterator.h: Remove the prototypes for
26195 tsi_split_statement_list_after and tsi_split_statement_list_before.
26197 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26199 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26200 * tree-ssa-propagate.h: Remove the prototype for
26201 stmt_makes_single_load.
26203 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26205 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26206 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26208 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26210 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26212 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26214 * except.c (eh_region_outer_p): Remove.
26215 * except.h: Remove the prototype for eh_region_outer_p.
26217 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26219 * function.c (current_function_assembler_name): Remove.
26220 * function.h: Remove the prototype for
26221 current_function_assembler_name.
26223 2009-04-16 Ian Lance Taylor <iant@google.com>
26225 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26226 (add_reg_note): Call alloc_reg_note.
26227 * rtl.h (alloc_reg_note): Declare.
26228 * combine.c (try_combine): Use alloc_reg_note.
26229 (recog_for_combine, move_deaths): Likewise.
26230 (distribute_notes): Use alloc_reg_note and add_reg_note.
26231 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26232 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26233 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26235 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26237 PR rtl-optimization/39762
26238 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26239 ira_may_move_out_cost): Add comments about way of their usage.
26240 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26242 * ira-conflicts.c (process_regs_for_copy): Use function
26243 ira_get_register_move_cost instead of global
26244 ira_register_move_cost.
26246 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26247 color_pass, move_spill_restore, update_curr_costs): Ditto.
26249 * ira-lives.c (process_single_reg_class_operands): Ditto.
26251 * ira-emit.c (emit_move_list): Ditto.
26253 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26254 (record_reg_classes): Ditto. Use functions
26255 ira_get_register_move_cost and ira_get_may_move_cost instead of
26256 global vars ira_register_move_cost, ira_may_move_out_cost and
26257 ira_may_move_in_cost.
26258 (record_address_regs): Don't call ira_init_register_move_cost.
26259 Use function ira_get_may_move_cost instead of global
26260 ira_may_move_in_cost.
26261 (process_bb_node_for_hard_reg_moves): Use function
26262 ira_get_register_move_cost instead of global ira_register_move_cost.
26263 (ira_costs): Don't call ira_init_register_move_cost.
26265 2009-04-16 Richard Guenther <rguenther@suse.de>
26267 * tree-cfg.c (verify_gimple_assign_binary):
26268 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
26269 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
26270 (create_general_new_stmt): Note that this function is broken.
26272 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26274 * common.opt (fhelp): Add Var(help_flag).
26275 * gcc-plugin.h (plugin_info): Add help.
26276 * plugin.c (plugin_name_args): Add help.
26277 (register_plugin_info): Set plugin->help.
26278 (print_help_one_plugin): New.
26279 (print_plugins_help): New.
26280 * plugin.h (print_plugins_help): New.
26281 * toplev.c (toplev_main): Call print_plugins_help if needed.
26283 2009-04-16 Richard Guenther <rguenther@suse.de>
26285 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
26286 (gimple_ior_addresses_taken_1): New function.
26287 (gimple_ior_addresses_taken): Likewise.
26288 * gimple.h (struct gimple_statement_with_ops_base): Remove
26289 addresses_taken member.
26290 (gimple_ior_addresses_taken): Declare.
26291 (gimple_addresses_taken, gimple_addresses_taken_ptr,
26292 gimple_set_addresses_taken): Remove.
26293 * ipa-reference.c (mark_address): New function.
26294 (scan_stmt_for_static_refs): Use it for marking addresses taken.
26295 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
26296 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
26297 (gimple_add_to_addresses_taken): Remove.
26298 (get_tmr_operands): Call mark_address_taken.
26299 (get_asm_expr_operands): Likewise.
26300 (get_expr_operands): Likewise.
26301 (build_ssa_operands): Do not clear the addresses_taken bitmap.
26302 (free_stmt_operands): Do not free it.
26303 * tree-ssa.c (delete_tree_ssa): Likewise.
26304 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
26306 2009-04-16 Richard Guenther <rguenther@suse.de>
26308 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
26309 (walk_stmt_load_store_ops): Likewise.
26310 * gimple.c (get_base_loadstore): New function.
26311 (walk_stmt_load_store_addr_ops): Likewise.
26312 (walk_stmt_load_store_ops): Likewise.
26313 * ipa-pure-const.c (check_op): Simplify.
26314 (check_load, check_store): New functions.
26315 (check_stmt): Use walk_stmt_load_store_ops.
26316 * ipa-reference.c (mark_load): Adjust signature.
26317 (mark_store): Likewise.
26318 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
26320 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26322 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
26323 (plugin_info): New.
26324 * opts.c (common_handle_option): Don't call print_version.
26325 * plugin.c (plugin_name_args): Add version.
26326 (register_plugin_info): New.
26327 (register_callback): Handle PLUGIN_INFO.
26328 (try_init_one_plugin): New.
26329 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
26331 (finalize_one_plugin): New.
26332 (finalize_plugins): New.
26333 (print_one_plugin): New.
26334 (print_plugins_versions): New.
26335 * plugin.h (print_plugins_versions): New.
26336 (finalize_plugins): New.
26337 * toplev.c (compile_file): Don't call initialize_plugins.
26338 (print_version): Call print_plugins_versions.
26339 (toplev_main): Call initialize_plugins. Print version if needed.
26340 Call finalize_plugins.
26342 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26344 * common.opt (fversion): New.
26345 * gcc.c (print_version): New.
26346 (process_command): Don't print the version. Just set print_version.
26347 (main): Print version. Call subprocesses if print_version and
26348 verbose_flag are set.
26349 * opts.c (common_handle_option): Handle OPT_fversion.
26351 2009-04-16 Richard Guenther <rguenther@suse.de>
26352 Ira Rosen <irar@il.ibm.com>
26354 PR tree-optimization/39698
26355 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
26356 type of the reduction variable. Only generate the def if
26359 * omp-low.c (expand_omp_for_generic): When converting to a pointer
26360 make sure to first convert to an integer of the same precision.
26361 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
26362 the type of the evolution correctly in computing the new
26363 induction variable base.
26365 2009-04-16 Richard Guenther <rguenther@suse.de>
26367 PR middle-end/39625
26368 * tree-cfg.c (make_blocks): Split statements with to-be
26369 abnormal SSA names on the lhs.
26371 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
26373 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
26374 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
26375 * c-typeck.c (really_start_incremental_init): Likewise.
26376 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
26377 (TARGET_INITIALIZER): Remove it.
26378 * target.h (struct target): Remove vector_opaque_p.
26379 * tree.c (build_opaque_vector_type): New.
26380 * tree.h (TYPE_VECTOR_OPAQUE): New.
26381 (build_opaque_vector_type): Declare.
26382 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
26383 * config/rs6000/rs6000.c (build_opaque_vector_type,
26384 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
26385 (rs6000_init_builtins): Use build_opaque_vector_type for
26386 opaque_V4SI_type_node.
26388 2009-04-15 Catherine Moore <clm@codesourcery.com>
26390 * debug.h (set_name): Declare.
26391 * dwarf2out.c (dwarf2out_set_name): Declare.
26392 (dwarf2_debug_hooks): Add set_name.
26393 (find_AT_string): New.
26394 (add_AT_string): Call find_AT_string.
26395 (dwarf2out_set_name): New.
26396 * cp/decl.c (grokdeclarator): Call set_name.
26397 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
26398 * debug.c (do_nothing_debug_hooks): Likewise.
26399 * dbxout.c (dbx_debug_hooks): Likewise.
26400 * sdbout.c (sdb_debug_hooks): Likewise.
26402 2009-04-15 Michael Eager <eager@eagercon.com>
26404 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
26405 reg for single-precision FPU.
26406 * config/rs6000/rs6000.md (movsi_internal1): Only for
26407 !TARGET_SINGLE_FPU.
26408 (movsi_internal1_single): New. Add pattern to move SI values to/from
26409 single-precision FP regs.
26411 2009-04-15 Richard Guenther <rguenther@suse.de>
26413 * omp-low.c (lower_rec_input_clauses): Build correct address
26415 (expand_omp_for_generic): Fix multiplication type.
26416 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
26417 (generate_memset_zero): Fix types.
26418 * tree-profile.c (prepare_instrumented_value): Correctly
26421 2009-04-15 Ian Lance Taylor <iant@google.com>
26423 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
26424 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
26425 for -Wall and for -Wc++-compat.
26426 (c_common_post_options): For C++, set warn_enum_compare if not
26428 * c-tree.h (struct c_expr): Add field original_type.
26429 (build_external_ref): Update declaration.
26430 * c-parser.c (c_parser_braced_init): Set original_type.
26431 (c_parser_initelt): Likewise.
26432 (c_parser_expr_no_commas): Likewise.
26433 (c_parser_conditional_expression): Likewise.
26434 (c_parser_cast_expression): Likewise.
26435 (c_parser_unary_expression): Likewise. Pull setting of
26436 original_code to top of function.
26437 (c_parser_sizeof_expression): Set original_type.
26438 (c_parser_alignof_expression): Likewise.
26439 (c_parser_postfix_expression): Likewise. Pull setting of
26440 original_code to top of function.
26441 (c_parser_postfix_expression_after_paren_type): Set original_type.
26442 (c_parser_postfix_expression_after_primary): Likewise.
26443 (c_parser_expression): Likewise.
26444 * c-typeck.c (build_external_ref): Add type parameter. Change all
26446 (c_expr_sizeof_expr): Set original_type field.
26447 (parser_build_unary_op): Likewise.
26448 (parser_build_binary_op): Likewise. Optionally warn about
26449 comparisons of enums of different types.
26450 (digest_init): Set original_type field.
26451 (really_start_incremental_init): Likewise.
26452 (push_init_level, pop_init_level): Likewise.
26453 * doc/invoke.texi (Warning Options): -Wenum-compare now
26456 2009-04-15 Richard Guenther <rguenther@suse.de>
26458 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
26459 out a necessary conversion.
26460 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
26461 names we didn't value number.
26462 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
26464 2009-04-15 Richard Guenther <rguenther@suse.de>
26466 PR tree-optimization/39764
26467 * tree-ssa-ccp.c (get_value): Canonicalize value with
26468 canonicalize_float_value.
26470 2009-04-15 Jan Hubicka <jh@suse.cz>
26472 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
26473 Wrong version of patch.
26475 2009-04-15 Jan Hubicka <jh@suse.cz>
26477 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
26479 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26481 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
26482 our distinct integral and vector types.
26484 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
26486 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
26487 * init.c (build_vtbl_address): Remove call to assemble_external.
26489 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
26491 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
26492 output for other floating point modes.
26494 2009-04-14 Diego Novillo <dnovillo@google.com>
26496 * diagnostic.c (diagnostic_report_diagnostic): Do not
26497 warn about loaded plugins for DK_ERROR and DK_WARNING.
26498 * c-decl.c (declspecs_add_type): Move call to
26499 invoke_plugin_callbacks ...
26500 * c-parser.c (c_parser_declspecs): ... here.
26501 * plugin.c (dump_active_plugins): Tidy output.
26503 2009-04-14 Diego Novillo <dnovillo@google.com>
26504 Le-Chun Wu <lcwu@google.com>
26506 * configure.ac: Add --enable-plugin support.
26507 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
26508 * Makefile.in (PLUGIN_H): Define.
26509 Export ENABLE_PLUGIN and GMPINC to site.exp.
26510 Add PLUGINLIBS to link command.
26511 Add/modify dependencies for plugin.o and files including plugin.h.
26513 * config.in: Regenerate.
26515 * opts.c (common_handle_option): Handle OPT_fplugin_ and
26518 2009-04-14 Le-Chun Wu <lcwu@google.com>
26520 * tree-pass.h (register_one_dump_file): Add a prototype for
26521 register_one_dump_file.
26522 * toplev.c (compile_file): Call initialize_plugins.
26523 (do_compile): Call invoke_plugin_callbacks.
26524 (toplev_main): Call invoke_plugin_callbacks.
26525 * common.opt: Add -fplugin= and -fplugin-arg-.
26526 * gcc-plugin.h: New public header file for plugins to include.
26527 * plugin.c: New source file.
26528 * plugin.h: New internal header file.
26529 * passes.c (register_one_dump_file): Make it external.
26531 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
26533 2009-04-14 Diego Novillo <dnovillo@google.com>
26535 * doc/plugins.texi: New.
26536 * doc/gccint.texi: Add reference to Plugins chapter.
26537 * doc/invoke.texi: Document -fplugin and -fplugin-arg
26538 * diagnostic.c (diagnostic_report_diagnostic): Warn about
26539 loaded plugins, if any.
26540 * timevar.def (TV_PLUGIN_INIT): Define.
26541 (TV_PLUGIN_RUN): Define.
26542 * plugin.c: Include timevar.h
26543 (plugins_active_p): New.
26544 (dump_active_plugins): New.
26545 (debug_active_plugins): New.
26547 2009-04-14 Joseph Myers <joseph@codesourcery.com>
26549 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
26551 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
26553 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
26555 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
26556 the same as a minus without a shift.
26558 2009-04-14 Nick Clifton <nickc@redhat.com>
26560 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
26561 comparisons with small integers will always produce a short
26564 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
26567 2008-12-19 Diego Novillo <dnovillo@google.com>
26569 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
26571 2009-04-14 Richard Guenther <rguenther@suse.de>
26573 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
26575 (verify_gimple_assign_binary): Likewise. Handle shifts and
26577 (verify_gimple_phi): Print the mismatched argument position.
26578 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26580 (vect_update_init_of_dr): Likewise.
26581 * matrix-reorg.c (transform_access_sites): Do what the
26583 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
26585 2009-04-13 Michael Eager <eager@eagercon.com>
26587 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
26588 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
26589 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
26590 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
26591 remove duplicate config
26593 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26595 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
26596 file_name:line_number type locator of the call site.
26598 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
26600 * genautomata.c: Put blank after comma.
26601 (automaton_decls): New.
26602 (struct unit_usage): Add comments to member next.
26603 (store_alt_unit_usage): Keep the list ordered.
26604 (unit_present_on_list_p, equal_alternatives_p): New.
26605 (check_regexp_units_distribution): Check units distribution
26606 correctness correctly.
26607 (main): Don't write automata if error is found. Return correct
26610 * config/m68k/cf.md (cfv4_ds): Remove.
26611 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
26612 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
26614 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
26615 power4-load-ext, power4-store, power4-store-update,
26616 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
26617 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
26618 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
26619 power4-sqrt, power4-isync): Modify reservation to make correct
26620 unit distribution to automata.
26622 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
26623 power5-store-update, power5-two, power5-three, power5-lmul,
26624 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
26626 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
26628 * except.c (pass_set_nothrow_function_flags): Set name and add
26630 (set_nothrow_function_flags): Mention in the dump file when
26631 changing a function to nothrow.
26633 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
26636 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
26637 instead of unsigned long.
26639 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26641 * config/arm/arm.c (return_used_this_function): Remove.
26642 (arm_output_function_prologue): Remove use of
26643 return_used_this_function.
26644 (output_return_instruction): Replace use of
26645 return_used_this_function
26646 by cfun->machine->return_used_this_function.
26647 (arm_output_epilogue): Likewise.
26648 (arm_output_function_epilogue): Likewise.
26649 (thumb_unexpanded_epilogue): Likewise.
26650 * config/arm/arm.h (struct machine_function):
26651 New member return_used_this_function.
26653 2009-04-12 Mark Mitchell <mark@codesourcery.com>
26655 * doc/install.texi: Correct description of default directory for
26656 --with-gxx-include-dir.
26658 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
26660 * fold-const.c (build_range_check): Properly deal with enumeral and
26661 boolean base types.
26663 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
26665 * doc/invoke.texi (max_gcse_passes): Remove documentation.
26666 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
26667 * params.h (MAX_GCSE_PASSES): Remove.
26668 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
26669 in sequence. Remove ability to run multiple passes.
26670 (bypass_jumps): Report run as third CPROP pass.
26672 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
26674 PR middle-end/39651
26675 * except.c (can_throw_external): Look at each insn in a SEQUENCE
26676 when deciding whether the whole SEQUENCE can throw.
26678 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
26681 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
26682 offseted label references.
26684 2009-04-11 Jan Hubicka <jh@suse.cz>
26686 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
26688 2009-04-11 Richard Guenther <rguenther@suse.de>
26690 PR middle-end/39732
26691 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
26692 return variables as TREE_ADDRESSABLE.
26694 2009-04-11 Richard Guenther <rguenther@suse.de>
26696 PR tree-optimization/39713
26697 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
26698 reference trees have SSA_NAME operands.
26700 2009-04-11 Richard Guenther <rguenther@suse.de>
26703 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
26704 address expressions.
26706 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
26708 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
26709 match changes in Cygwin 1.7
26710 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
26711 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
26713 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26715 PR tree-optimization/39701
26716 * doc/invoke.texi (Optimization Options): Document change in
26717 meaning and initialization of -fdelete-null-pointer-checks.
26719 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26721 PR middle-end/39701
26722 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
26724 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
26727 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
26729 2009-04-10 Chao-ying Fu <fu@mips.com>
26731 * doc/tm.texi (Instruction Output): Document
26732 TARGET_ASM_FINAL_POSTSCAN_INSN.
26733 * target.h (final_postscan_insn): New field in asm_out.
26734 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26735 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
26736 * final.c (final_scan_insn): Call
26737 targetm.asm_out.final_postscan_insn after outputting
26738 an asm macro and a normal instruction.
26740 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
26741 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
26742 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
26743 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
26744 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26746 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26748 PR middle-end/39701
26749 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
26750 variables as non-NULL even with -fdelete-null-pointer-checks.
26752 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26754 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
26756 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
26759 * config/i386/i386.c (classify_argument): Handle SCmode with
26760 (bit_offset % 64) != 0.
26762 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
26764 * doc/invoke.texi (Optimize Options): Add cross-reference to
26765 -Q --help=optimizers examples.
26767 2009-04-10 Ben Elliston <bje@au.ibm.com>
26770 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
26771 regalign for the reg == fpr and TDmode case.
26773 2009-04-09 David Ayers <ayers@fsfe.org>
26776 * objc/objc-act.c (warn_with_method): Remove helper function.
26777 (check_duplicates): Call warning and inform directly.
26778 (really_start_method): Likewise.
26780 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26782 * expmed.c (expand_divmod): Always use a comparison for a division
26783 by a large unsigned integer.
26785 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
26786 for things others than variables or functions as nonzero.
26788 2009-04-09 Nick Clifton <nickc@redhat.com>
26790 * unwind-compat.c: Change copyright header to refer to version
26791 3 of the GNU General Public License with version 3.1 of the
26792 GCC Runtime Library Exception and to point readers at the
26793 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
26794 * config/alpha/crtfastmath.c: Likewise.
26795 * config/alpha/linux-unwind.h: Likewise.
26796 * config/alpha/qrnnd.asm: Likewise.
26797 * config/alpha/vms-crt0-64.c: Likewise.
26798 * config/alpha/vms-crt0.c: Likewise.
26799 * config/alpha/vms-dwarf2.asm: Likewise.
26800 * config/alpha/vms-dwarf2eh.asm: Likewise.
26801 * config/alpha/vms-psxcrt0-64.c: Likewise.
26802 * config/alpha/vms-psxcrt0.c: Likewise.
26803 * config/alpha/vms_tramp.asm: Likewise.
26804 * config/arc/initfini.c: Likewise.
26805 * config/arc/lib1funcs.asm: Likewise.
26806 * config/arm/bpabi-v6m.S: Likewise.
26807 * config/arm/bpabi.S: Likewise.
26808 * config/arm/bpabi.c: Likewise.
26809 * config/arm/crti.asm: Likewise.
26810 * config/arm/crtn.asm: Likewise.
26811 * config/arm/ieee754-df.S: Likewise.
26812 * config/arm/ieee754-sf.S: Likewise.
26813 * config/arm/lib1funcs.asm: Likewise.
26814 * config/arm/libunwind.S: Likewise.
26815 * config/arm/linux-atomic.c: Likewise.
26816 * config/arm/mmintrin.h: Likewise.
26817 * config/arm/pr-support.c: Likewise.
26818 * config/arm/unaligned-funcs.c: Likewise.
26819 * config/arm/unwind-arm.c: Likewise.
26820 * config/arm/unwind-arm.h: Likewise.
26821 * config/avr/libgcc.S: Likewise.
26822 * config/bfin/crti.s: Likewise.
26823 * config/bfin/crtlibid.s: Likewise.
26824 * config/bfin/crtn.s: Likewise.
26825 * config/bfin/lib1funcs.asm: Likewise.
26826 * config/bfin/linux-unwind.h: Likewise.
26827 * config/cris/arit.c: Likewise.
26828 * config/cris/cris_abi_symbol.c: Likewise.
26829 * config/darwin-64.c: Likewise.
26830 * config/darwin-crt2.c: Likewise.
26831 * config/darwin-crt3.c: Likewise.
26832 * config/darwin.h: Likewise.
26833 * config/dbxelf.h: Likewise.
26834 * config/dfp-bit.c: Likewise.
26835 * config/dfp-bit.h: Likewise.
26836 * config/elfos.h: Likewise.
26837 * config/fixed-bit.c: Likewise.
26838 * config/fixed-bit.h: Likewise.
26839 * config/fp-bit.c: Likewise.
26840 * config/fp-bit.h: Likewise.
26841 * config/fr30/crti.asm: Likewise.
26842 * config/fr30/crtn.asm: Likewise.
26843 * config/fr30/lib1funcs.asm: Likewise.
26844 * config/freebsd-spec.h: Likewise.
26845 * config/frv/cmovd.c: Likewise.
26846 * config/frv/cmovh.c: Likewise.
26847 * config/frv/cmovw.c: Likewise.
26848 * config/frv/frvbegin.c: Likewise.
26849 * config/frv/frvend.c: Likewise.
26850 * config/frv/lib1funcs.asm: Likewise.
26851 * config/glibc-stdint.h: Likewise.
26852 * config/h8300/clzhi2.c: Likewise.
26853 * config/h8300/crti.asm: Likewise.
26854 * config/h8300/crtn.asm: Likewise.
26855 * config/h8300/ctzhi2.c: Likewise.
26856 * config/h8300/fixunssfsi.c: Likewise.
26857 * config/h8300/lib1funcs.asm: Likewise.
26858 * config/h8300/parityhi2.c: Likewise.
26859 * config/h8300/popcounthi2.c: Likewise.
26860 * config/i386/ammintrin.h: Likewise.
26861 * config/i386/att.h: Likewise.
26862 * config/i386/avxintrin.h: Likewise.
26863 * config/i386/biarch64.h: Likewise.
26864 * config/i386/bmmintrin.h: Likewise.
26865 * config/i386/cpuid.h: Likewise.
26866 * config/i386/cross-stdarg.h: Likewise.
26867 * config/i386/crtfastmath.c: Likewise.
26868 * config/i386/crtprec.c: Likewise.
26869 * config/i386/cygming-crtbegin.c: Likewise.
26870 * config/i386/cygming-crtend.c: Likewise.
26871 * config/i386/cygwin.asm: Likewise.
26872 * config/i386/emmintrin.h: Likewise.
26873 * config/i386/gmm_malloc.h: Likewise.
26874 * config/i386/gthr-win32.c: Likewise.
26875 * config/i386/i386.h: Likewise.
26876 * config/i386/immintrin.h: Likewise.
26877 * config/i386/linux-unwind.h: Likewise.
26878 * config/i386/linux64.h: Likewise.
26879 * config/i386/mm3dnow.h: Likewise.
26880 * config/i386/mmintrin-common.h: Likewise.
26881 * config/i386/mmintrin.h: Likewise.
26882 * config/i386/nmmintrin.h: Likewise.
26883 * config/i386/pmm_malloc.h: Likewise.
26884 * config/i386/pmmintrin.h: Likewise.
26885 * config/i386/smmintrin.h: Likewise.
26886 * config/i386/sol2-c1.asm: Likewise.
26887 * config/i386/sol2-ci.asm: Likewise.
26888 * config/i386/sol2-cn.asm: Likewise.
26889 * config/i386/sol2-gc1.asm: Likewise.
26890 * config/i386/tmmintrin.h: Likewise.
26891 * config/i386/unix.h: Likewise.
26892 * config/i386/w32-unwind.h: Likewise.
26893 * config/i386/wmmintrin.h: Likewise.
26894 * config/i386/x86-64.h: Likewise.
26895 * config/i386/x86intrin.h: Likewise.
26896 * config/i386/xmmintrin.h: Likewise.
26897 * config/ia64/crtbegin.asm: Likewise.
26898 * config/ia64/crtend.asm: Likewise.
26899 * config/ia64/crtfastmath.c: Likewise.
26900 * config/ia64/crti.asm: Likewise.
26901 * config/ia64/crtn.asm: Likewise.
26902 * config/ia64/fde-glibc.c: Likewise.
26903 * config/ia64/lib1funcs.asm: Likewise.
26904 * config/ia64/linux-unwind.h: Likewise.
26905 * config/ia64/quadlib.c: Likewise.
26906 * config/ia64/unwind-ia64.c: Likewise.
26907 * config/linux.h: Likewise.
26908 * config/m32c/m32c-lib1.S: Likewise.
26909 * config/m32c/m32c-lib2-trapv.c: Likewise.
26910 * config/m32c/m32c-lib2.c: Likewise.
26911 * config/m32r/initfini.c: Likewise.
26912 * config/m68hc11/larith.asm: Likewise.
26913 * config/m68hc11/m68hc11-crt0.S: Likewise.
26914 * config/m68k/cf.md: Likewise.
26915 * config/m68k/crti.s: Likewise.
26916 * config/m68k/crtn.s: Likewise.
26917 * config/m68k/lb1sf68.asm: Likewise.
26918 * config/m68k/linux-unwind.h: Likewise.
26919 * config/mcore/crti.asm: Likewise.
26920 * config/mcore/crtn.asm: Likewise.
26921 * config/mcore/lib1.asm: Likewise.
26922 * config/mips/linux-unwind.h: Likewise.
26923 * config/mips/loongson.h: Likewise.
26924 * config/mips/mips16.S: Likewise.
26925 * config/mmix/crti.asm: Likewise.
26926 * config/mmix/crtn.asm: Likewise.
26927 * config/pa/fptr.c: Likewise.
26928 * config/pa/hpux-unwind.h: Likewise.
26929 * config/pa/lib2funcs.asm: Likewise.
26930 * config/pa/linux-atomic.c: Likewise.
26931 * config/pa/linux-unwind.h: Likewise.
26932 * config/pa/milli64.S: Likewise.
26933 * config/pa/quadlib.c: Likewise.
26934 * config/pa/stublib.c: Likewise.
26935 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26936 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26937 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26938 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26939 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26940 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26941 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26942 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26943 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26944 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26945 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26946 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26947 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26948 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26949 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26950 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26951 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26952 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26953 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26954 * config/rs6000/750cl.h: Likewise.
26955 * config/rs6000/altivec.h: Likewise.
26956 * config/rs6000/biarch64.h: Likewise.
26957 * config/rs6000/crtresfpr.asm: Likewise.
26958 * config/rs6000/crtresgpr.asm: Likewise.
26959 * config/rs6000/crtresxfpr.asm: Likewise.
26960 * config/rs6000/crtresxgpr.asm: Likewise.
26961 * config/rs6000/crtsavfpr.asm: Likewise.
26962 * config/rs6000/crtsavgpr.asm: Likewise.
26963 * config/rs6000/darwin-asm.h: Likewise.
26964 * config/rs6000/darwin-fallback.c: Likewise.
26965 * config/rs6000/darwin-fpsave.asm: Likewise.
26966 * config/rs6000/darwin-ldouble.c: Likewise.
26967 * config/rs6000/darwin-tramp.asm: Likewise.
26968 * config/rs6000/darwin-unwind.h: Likewise.
26969 * config/rs6000/darwin-vecsave.asm: Likewise.
26970 * config/rs6000/darwin-world.asm: Likewise.
26971 * config/rs6000/e500crtres32gpr.asm: Likewise.
26972 * config/rs6000/e500crtres64gpr.asm: Likewise.
26973 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26974 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26975 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26976 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26977 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26978 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26979 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26980 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26981 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26982 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26983 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26984 * config/rs6000/eabi-ci.asm: Likewise.
26985 * config/rs6000/eabi-cn.asm: Likewise.
26986 * config/rs6000/eabi.asm: Likewise.
26987 * config/rs6000/linux-unwind.h: Likewise.
26988 * config/rs6000/linux64.h: Likewise.
26989 * config/rs6000/paired.h: Likewise.
26990 * config/rs6000/paired.md: Likewise.
26991 * config/rs6000/ppc64-fp.c: Likewise.
26992 * config/rs6000/ppu_intrinsics.h: Likewise.
26993 * config/rs6000/rs6000.h: Likewise.
26994 * config/rs6000/si2vmx.h: Likewise.
26995 * config/rs6000/sol-ci.asm: Likewise.
26996 * config/rs6000/sol-cn.asm: Likewise.
26997 * config/rs6000/spe.h: Likewise.
26998 * config/rs6000/spu2vmx.h: Likewise.
26999 * config/rs6000/sysv4.h: Likewise.
27000 * config/rs6000/tramp.asm: Likewise.
27001 * config/rs6000/vec_types.h: Likewise.
27002 * config/s390/linux-unwind.h: Likewise.
27003 * config/s390/tpf-unwind.h: Likewise.
27004 * config/score/crti.asm: Likewise.
27005 * config/score/crtn.asm: Likewise.
27006 * config/sh/crt1.asm: Likewise.
27007 * config/sh/crti.asm: Likewise.
27008 * config/sh/crtn.asm: Likewise.
27009 * config/sh/divtab-sh4-300.c: Likewise.
27010 * config/sh/divtab-sh4.c: Likewise.
27011 * config/sh/divtab.c: Likewise.
27012 * config/sh/lib1funcs-4-300.asm: Likewise.
27013 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27014 * config/sh/lib1funcs.asm: Likewise.
27015 * config/sh/lib1funcs.h: Likewise.
27016 * config/sh/linux-atomic.asm: Likewise.
27017 * config/sh/linux-unwind.h: Likewise.
27018 * config/sh/shmedia.h: Likewise.
27019 * config/sh/sshmedia.h: Likewise.
27020 * config/sh/ushmedia.h: Likewise.
27021 * config/sparc/crtfastmath.c: Likewise.
27022 * config/sparc/linux-unwind.h: Likewise.
27023 * config/sparc/sol2-c1.asm: Likewise.
27024 * config/sparc/sol2-ci.asm: Likewise.
27025 * config/sparc/sol2-cn.asm: Likewise.
27026 * config/spu/divmodti4.c: Likewise.
27027 * config/spu/divv2df3.c: Likewise.
27028 * config/spu/float_disf.c: Likewise.
27029 * config/spu/float_unsdidf.c: Likewise.
27030 * config/spu/float_unsdisf.c: Likewise.
27031 * config/spu/float_unssidf.c: Likewise.
27032 * config/spu/mfc_multi_tag_release.c: Likewise.
27033 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27034 * config/spu/mfc_tag_release.c: Likewise.
27035 * config/spu/mfc_tag_reserve.c: Likewise.
27036 * config/spu/mfc_tag_table.c: Likewise.
27037 * config/spu/multi3.c: Likewise.
27038 * config/spu/spu_internals.h: Likewise.
27039 * config/spu/spu_intrinsics.h: Likewise.
27040 * config/spu/spu_mfcio.h: Likewise.
27041 * config/spu/vec_types.h: Likewise.
27042 * config/spu/vmx2spu.h: Likewise.
27043 * config/stormy16/stormy16-lib2.c: Likewise.
27044 * config/svr4.h: Likewise.
27045 * config/sync.c: Likewise.
27046 * config/v850/lib1funcs.asm: Likewise.
27047 * config/vxlib-tls.c: Likewise.
27048 * config/vxlib.c: Likewise.
27049 * config/vxworks-dummy.h: Likewise.
27050 * config/xtensa/crti.asm: Likewise.
27051 * config/xtensa/crtn.asm: Likewise.
27052 * config/xtensa/ieee754-df.S: Likewise.
27053 * config/xtensa/ieee754-sf.S: Likewise.
27054 * config/xtensa/lib1funcs.asm: Likewise.
27055 * config/xtensa/lib2funcs.S: Likewise.
27056 * config/xtensa/linux-unwind.h: Likewise.
27057 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27058 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27059 * coretypes.h: Likewise.
27060 * crtstuff.c: Likewise.
27061 * defaults.h: Likewise.
27062 * dwarf2.h: Likewise.
27063 * emutls.c: Likewise.
27064 * gbl-ctors.h: Likewise.
27065 * gcov-io.h: Likewise.
27066 * ginclude/float.h: Likewise.
27067 * ginclude/iso646.h: Likewise.
27068 * ginclude/stdarg.h: Likewise.
27069 * ginclude/stdbool.h: Likewise.
27070 * ginclude/stddef.h: Likewise.
27071 * ginclude/stdfix.h: Likewise.
27072 * ginclude/stdint-gcc.h: Likewise.
27073 * ginclude/tgmath.h: Likewise.
27074 * gthr-aix.h: Likewise.
27075 * gthr-dce.h: Likewise.
27076 * gthr-gnat.c: Likewise.
27077 * gthr-gnat.h: Likewise.
27078 * gthr-lynx.h: Likewise.
27079 * gthr-mipssde.h: Likewise.
27080 * gthr-nks.h: Likewise.
27081 * gthr-posix.c: Likewise.
27082 * gthr-posix.h: Likewise.
27083 * gthr-posix95.h: Likewise.
27084 * gthr-rtems.h: Likewise.
27085 * gthr-single.h: Likewise.
27086 * gthr-solaris.h: Likewise.
27087 * gthr-tpf.h: Likewise.
27088 * gthr-vxworks.h: Likewise.
27089 * gthr-win32.h: Likewise.
27090 * gthr.h: Likewise.
27091 * libgcc2.c: Likewise.
27092 * libgcc2.h: Likewise.
27093 * libgcov.c: Likewise.
27094 * tsystem.h: Likewise.
27095 * typeclass.h: Likewise.
27096 * unwind-c.c: Likewise.
27097 * unwind-compat.h: Likewise.
27098 * unwind-dw2-fde-compat.c: Likewise.
27099 * unwind-dw2-fde-darwin.c: Likewise.
27100 * unwind-dw2-fde-glibc.c: Likewise.
27101 * unwind-dw2-fde.c: Likewise.
27102 * unwind-dw2-fde.h: Likewise.
27103 * unwind-dw2.c: Likewise.
27104 * unwind-dw2.h: Likewise.
27105 * unwind-generic.h: Likewise.
27106 * unwind-pe.h: Likewise.
27107 * unwind-sjlj.c: Likewise.
27108 * unwind.inc: Likewise.
27109 * config/arm/neon-gen.ml: Change generated copyright header to
27110 refer to version 3 of the GNU General Public License with
27111 version 3.1 of the GCC Runtime Library Exception and to point
27112 readers at the COPYING3 and COPYING3.RUNTIME files and the
27113 FSF's license web page.
27114 * config/arm/arm_neon.h: Regenerate.
27116 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27118 * config/cris/cris.md: Change copyright header to refer to version
27119 3 of the GNU General Public License.
27120 * doc/install.texi2html: Change copyright header to refer to version
27121 3 of the GNU General Public License and to point readers at the
27122 COPYING3 file and the FSF's license web page.
27123 * config/vax/linux.h: Likewise.
27125 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27127 * config/i386/i386.md (cmpcc): New.
27128 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27129 (sync_compare_and_swap_cc*): Delete.
27131 * config/s390/s390.c (s390_compare_emitted): Remove.
27132 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27133 s390_compare_emitted used to be handled. Assert that modes match.
27134 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27135 refer to sync_compare_and_swap_ccsi.
27136 * config/s390/s390.h (s390_compare_emitted): Remove.
27137 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27138 instead of s390_compare_emitted.
27139 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27140 instead of s390_compare_emitted.
27141 * config/s390/s390.md (cmpcc): New.
27142 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27143 CC_REGNUM, do not pretend it's set.
27144 (sync_compare_and_swap_cc*): Delete.
27145 * config/s390/predicates.md (cc_reg_operand): New.
27147 * expr.c (sync_compare_and_swap_cc): Delete.
27148 * optabs.h (sync_compare_and_swap_cc): Delete.
27149 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27150 is being used with can_compare_p.
27151 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27152 (find_cc_set): New.
27153 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27154 look for a MODE_CC set instead. Use emit_store_flag.
27155 (expand_compare_and_swap_loop): Likewise, with some additional
27156 complication to avoid a force_reg when useless. Use
27157 emit_cmp_and_jump_insns.
27158 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27159 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27160 sync_compare_and_swap documentation.
27162 2009-04-09 Jan Hubicka <jh@suse.cz>
27164 * except.c (find_prev_try): Break out from ....
27165 (duplicate_eh_regions): ... here; properly update prev_try pointers
27166 when duplication part of tree.
27167 (dump_eh_tree): Improve dumping.
27168 (verify_eh_region): New.
27169 (verify_eh_tree): Use it.
27171 2009-04-06 Richard Guenther <rguenther@suse.de>
27173 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27174 &ARRAY addresses by adjusting their types and prepending
27176 * tree-cfg.c (verify_gimple_assign_single): Verify that
27177 addresses are correct.
27179 2009-04-09 Richard Guenther <rguenther@suse.de>
27181 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27182 indices into an array reference if possible.
27183 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27184 Fold POINTER_PLUS_EXPR statements with invariant address.
27186 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27189 * config.gcc (powerpc64-*-linux*): Always build biarch.
27191 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27194 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27195 it and pedwarn if this results in an INTEGER_CST.
27197 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27199 * doc/install.texi: Update minimum GMP version. Remove obsolete
27200 text in MPFR section.
27202 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27204 * dwarf2out.c (class_scope_p): New static inline.
27205 (class_or_namespace_scope_p): Use it.
27206 (gen_variable_die): Use DW_TAG_member tag for static data member
27207 declarations instead of DW_TAG_variable.
27209 PR middle-end/39573
27210 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27213 2009-04-08 Richard Guenther <rguenther@suse.de>
27215 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27216 valueize random data.
27218 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27220 * config.gcc (aix tm_file): Add aix-stdint.h.
27221 (aix tm clause use_gcc_stdint): Set to wrap.
27222 * config/rs6000/aix-stdint.h: New file.
27224 2009-04-08 Richard Guenther <rguenther@suse.de>
27226 PR middle-end/36291
27227 * tree-dfa.c (add_referenced_var): Do not recurse into
27228 global initializers.
27229 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27231 (fold_const_aggregate_ref): Likewise.
27233 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27235 * recog.c (ordered_comparison_operator): New.
27236 * gensupport.c (std_preds): Add it.
27237 * doc/md.texi (Machine-Independent Predicates): Document it.
27239 2009-04-08 Jan Hubicka <jh@suse.cz>
27241 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27242 * function.h (rtl_eh): Remove exception_handler_label_map.
27243 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27244 remove_exception_handler_label, for_each_eh_label_1): Remove.
27245 (rtl_remove_unreachable_regions): Remove.
27246 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27247 (find_exception_handler_labels): Don't build the hashtable.
27248 (maybe_remove_eh_handler): Remove.
27249 (for_each_eh_label): Rewrite to walk the tree.
27250 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27251 * except.h (maybe_remove_eh_handler): Remove.
27252 * passes.c (init_optimization_passes): Schedule second EH cleanup
27254 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27255 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27257 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27259 * genoutput.c (validate_optab_operands): New.
27260 (gen_insn, gen_expand): Call it.
27262 * genflags.c (gen_insn): Detect misused iterators.
27263 (main): Pass line_no to gen_insn, exit with status 1 on error.
27265 * genextract.c (line_no): Make global.
27266 (VEC_safe_set_locstr): Change assertion to error message.
27267 (main): Exit with status 1 on error.
27269 2009-04-08 Joseph Myers <joseph@codesourcery.com>
27273 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27274 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27275 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
27276 * c-convert.c (convert): Do not call fold on results of conversion
27277 functions when the result is a C_MAYBE_CONST_EXPR.
27278 * c-parser.c (c_parser_postfix_expression): Do not fold condition
27279 of __builtin_choose_expr.
27280 * c-typeck.c (remove_c_maybe_const_expr): New.
27281 (build_unary_op, build_conditional_expr, build_compound_expr,
27282 build_binary_op, c_objc_common_truthvalue_conversion): Call
27283 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
27286 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
27288 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
27289 CODE to produce a new one. Add a prototype to use fold_convert_const
27291 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
27294 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
27295 mix declarations and code.
27297 2009-04-08 Ben Elliston <bje@au.ibm.com>
27299 * gcc.c: Replace `CC' with `GCC' throughout.
27301 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
27303 * doc/invoke.texi: Document Atom support.
27305 2009-04-07 Jason Merrill <jason@redhat.com>
27308 * c-common.h, c-common.c: Add flag_pretty_templates.
27309 * c-opts.c (c_common_handle_option): Set it.
27310 * c.opt: Add -fno-pretty-templates.
27311 * doc/invoke.texi (C++ Dialect Options): Likewise.
27313 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
27315 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
27316 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
27317 (ia64_expand_builtin): Likewise.
27319 2009-04-07 Martin Jambor <mjambor@suse.cz>
27321 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
27322 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
27323 ADDR_EXPRS are include too.
27325 2009-04-07 Richard Guenther <rguenther@suse.de>
27327 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
27328 decls are only used if passes as parameters or if they are
27329 local statics and the call is not to a builtin.
27330 (call_may_clobber_ref_p_1): Likewise.
27332 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27334 * expr.c (do_store_flag): Remove last argument. Simplify code
27335 to avoid duplication of tests already done by can_compare_p.
27336 (expand_expr_real_1): Adjust caller.
27338 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27340 * optabs.c (can_compare_p): Test the predicate of a
27341 cbranch and cstore pattern.
27343 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27345 * expr.c (convert_move): Use emit_store_flag instead of
27348 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27350 * config/i386/i386.c (ix86_compare_emitted): Remove.
27351 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
27352 ix86_compare_op0 like ix86_compare_emitted used to be handled.
27353 * config/i386/i386.h (ix86_compare_emitted): Remove.
27354 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
27355 instead of ix86_compare_emitted.
27356 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
27358 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
27360 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
27361 Add t-sysroot-suffix to tmake_file.
27362 * config/print-sysroot-suffix.sh: New file.
27363 * config/t-sysroot-suffix: New file.
27365 2009-04-07 Ben Elliston <bje@au.ibm.com>
27367 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
27368 as the latter produces a warning when the target does not support
27371 2009-04-07 Ben Elliston <bje@au.ibm.com>
27373 * dfp.c: Replace type punning assignments with memcpy throughout.
27374 * Makefile.in (dfp.o-warn): Remove.
27376 2009-04-07 Alan Modra <amodra@bigpond.net.au>
27379 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
27380 Include soft-fp/t-softfp after rs6000/t-linux64.
27382 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
27384 * stor-layout.c (set_sizetype): Use the full precision of their
27385 machine mode for bitsize types.
27387 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
27389 * config/i386/i386.md: Revert 2 accidental checkins.
27391 2009-04-06 Joey Ye <joey.ye@intel.com>
27392 Xuepeng Guo <xuepeng.guo@intel.com>
27393 H.J. Lu <hongjiu.lu@intel.com>
27395 Atom pipeline model, tuning and insn selection.
27396 * config.gcc (atom): Add atom config options and target.
27398 * config/i386/atom.md: New.
27400 * config/i386/i386.c (atom_cost): New cost.
27401 (m_ATOM): New macro flag.
27402 (initial_ix86_tune_features): Set m_ATOM.
27403 (x86_accumulate_outgoing_args): Likewise.
27404 (x86_arch_always_fancy_math_387): Likewise.
27405 (processor_target): Add Atom cost.
27406 (cpu_names): Add Atom cpu name.
27407 (override_options): Set Atom ISA.
27408 (ix86_issue_rate): New case PROCESSOR_ATOM.
27409 (ix86_adjust_cost): Likewise.
27411 * config/i386/i386.h (TARGET_ATOM): New target macro.
27412 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
27413 (TARGET_OPT_AGU): New target option.
27414 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
27415 (processor_type): Add PROCESSOR_ATOM.
27417 * config/i386/i386.md (cpu): Add new value "atom".
27418 (use_carry, movu): New attr.
27419 (atom.md): Include atom.md.
27420 (adddi3_carry_rex64): Set attr "use_carry".
27421 (addqi3_carry): Likewise.
27422 (addhi3_carry): Likewise.
27423 (addsi3_carry): Likewise.
27424 (*addsi3_carry_zext): Likewise.
27425 (subdi3_carry_rex64): Likewise.
27426 (subqi3_carry): Likewise.
27427 (subhi3_carry): Likewise.
27428 (subsi3_carry): Likewise.
27429 (x86_movdicc_0_m1_rex64): Likewise.
27430 (*x86_movdicc_0_m1_se): Likewise.
27431 (x86_movsicc_0_m1): Likewise.
27432 (*x86_movsicc_0_m1_se): Likewise.
27433 (*adddi_1_rex64): Emit add insn as much as possible.
27434 (*addsi_1): Likewise.
27435 (return_internal): Set atom_unit.
27436 (return_internal_long): Likewise.
27437 (return_pop_internal): Likewise.
27438 (*rcpsf2_sse): Set atom_sse_attr attr.
27439 (*qrt<mode>2_sse): Likewise.
27440 (*prefetch_sse): Likewise.
27442 * config/i386/i386-c.c (ix86_target_macros_internal): New case
27444 (ix86_target_macros_internal): Likewise.
27446 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
27447 (*prefetch_sse_rex): Likewise.
27448 (sse_rcpv4sf2): Likewise.
27449 (sse_vmrcpv4sf2): Likewise.
27450 (sse_sqrtv4sf2): Likewise.
27451 (<sse>_vmsqrt<mode>2): Likewise.
27452 (sse_ldmxcsr): Likewise.
27453 (sse_stmxcsr): Likewise.
27454 (*sse_sfence): Likewise.
27455 (sse2_clflush): Likewise.
27456 (*sse2_mfence): Likewise.
27457 (*sse2_lfence): Likewise.
27458 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
27459 (<sse>_movup<ssemodesuffixf2c>): Likewise.
27460 (avx_movdqu<avxmodesuffix>): Likewise.
27461 (avx_lddqu<avxmodesuffix>): Likewise.
27462 (sse2_movntv2di): Change attr "type" to "ssemov".
27463 (sse2_movntsi): Likewise.
27464 (rsqrtv8sf2): Change attr "type" to "sseadd".
27465 (sse3_addsubv2df3): Set attr "atom_unit".
27466 (sse3_h<plusminus_insn>v4sf3): Likewise.
27467 (*sse2_pmaddwd): Likewise.
27468 (*vec_extractv2di_1_rex64): Likewise.
27469 (*vec_extractv2di_1_avx): Likewise.
27470 (sse2_psadbw): Likewise.
27471 (ssse3_phaddwv8hi3): Likewise.
27472 (ssse3_phaddwv4hi3): Likewise.
27473 (ssse3_phadddv4si3): Likewise.
27474 (ssse3_phadddv2si3): Likewise.
27475 (ssse3_phaddswv8hi3): Likewise.
27476 (ssse3_phaddswv4hi3): Likewise.
27477 (ssse3_phsubwv8hi3): Likewise.
27478 (ssse3_phsubwv4hi3): Likewise.
27479 (ssse3_phsubdv4si3): Likewise.
27480 (ssse3_phsubdv2si3): Likewise.
27481 (ssse3_phsubswv8hi3): Likewise.
27482 (ssse3_phsubswv4hi3): Likewise.
27483 (ssse3_pmaddubsw128): Likewise.
27484 (sse3_pmaddubsw: Likewise.
27485 (ssse3_palignrti): Likewise.
27486 (ssse3_palignrdi): Likewise.
27488 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
27490 * doc/install.texi (Specific): Fix two cross-references to MinGW.
27492 2009-04-06 Richard Guenther <rguenther@suse.de>
27494 PR tree-optimization/28868
27495 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
27496 of which PHI results we inserted.
27497 (insert_into_preds_of_block): Record inserted PHIs.
27498 (eliminate): Eliminate redundant PHI nodes.
27499 (init_pre): Init inserted_phi_names.
27501 2009-04-06 Richard Guenther <rguenther@suse.de>
27503 PR tree-optimization/39643
27504 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
27505 IMAGPART_EXPRs of complex constants.
27506 (execute_fold_all_builtins): If we folded a call queue
27507 TODO_update_address_taken.
27509 2009-04-06 Jan Hubicka <jh@suse.cz>
27511 PR middle-end/39659
27512 * except.c (remove_unreachable_regions): Propagate may_contain_throw
27515 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
27517 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
27519 (ic_invalidate_array): Likewise.
27521 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
27523 * calls.c (emit_library_call_value_1): Fix a problem with parameter
27524 alignment for library calls.
27526 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
27528 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
27529 (mingw32 tm clause use_gcc_stdint): Set to wrap.
27530 * config/i386/mingw-stdint.h: New file.
27532 2009-04-05 Richard Guenther <rguenther@suse.de>
27534 PR tree-optimization/39648
27535 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
27536 our &A vs. &A[0] IL deficiencies.
27538 2009-04-04 Jan Hubicka <jh@suse.cz>
27540 * except.c (sjlj_find_directly_reachable_regions): Be ready for
27541 removed toplevel regions.
27542 (sjlj_mark_call_sites): Likewise.
27544 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
27546 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
27547 (cygwin tm clause use_gcc_stdint): Set to wrap.
27548 * config/i386/cygwin-stdint.h: New file.
27550 2009-04-04 Richard Guenther <rguenther@suse.de>
27552 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
27553 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
27554 single-argument PHIs if we are in loop-closed SSA form.
27555 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
27556 for the pre-condition.
27557 (slpeel_tree_peel_loop_to_edge): Likewise.
27558 (vect_build_loop_niters): Take an optional sequence to append stmts.
27559 (vect_generate_tmps_on_preheader): Likewise.
27560 (vect_do_peeling_for_loop_bound): Take extra guards for the
27562 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
27563 the cost model check.
27564 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
27565 guards if we are going to peel. Do not apply versioning in that case.
27566 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
27567 (vect_do_peeling_for_loop_bound): Likewise.
27568 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
27569 loop bound only record extra pre-conditions, do not apply loop
27572 2009-04-04 Richard Guenther <rguenther@suse.de>
27574 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
27577 2009-04-04 Jan Hubicka <jh@suse.cz>
27579 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27580 last_basic_block for size of bb->index indexed array.
27581 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
27582 compute_out, link_btr_uses, build_btr_def_use_webs,
27583 build_btr_def_use_webs, migrate_btr_defs): Likewise.
27585 2009-04-04 Jan Hubicka <jh@suse.cz>
27587 * except.c (remove_eh_handler_and_replace): Break out from ...
27588 (remove_eh_handler): ... here.
27589 (bring_to_root): New function.
27590 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
27591 handled ones, bring others to root of tree.
27593 2009-04-04 Jan Hubicka <jh@suse.cz>
27595 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
27596 (all_phis_safe_to_merge): New function.
27597 (update_info): New structure.
27598 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
27599 (cleanup_empty_eh): Update SSA if possible.
27601 2009-04-04 Richard Guenther <rguenther@suse.de>
27603 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
27604 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
27605 (append_vuse): Likewise.
27607 2009-04-04 Jakub Jelinek <jakub@redhat.com>
27609 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
27610 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
27611 instead of REG_UNSAVED for DW_CFA_undefined.
27612 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
27613 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
27616 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
27619 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
27621 2009-04-04 Richard Guenther <rguenther@suse.de>
27623 PR tree-optimization/8781
27624 PR tree-optimization/37892
27625 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
27626 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
27627 (valueize_refs): Call it for *& valueizations.
27628 (shared_reference_ops_from_ref): Rename to ...
27629 (valueize_shared_reference_ops_from_ref): ... this and valueize.
27630 (shared_reference_ops_from_call): Rename to ...
27631 (valueize_shared_reference_ops_from_call): ... this and valueize.
27632 (vn_reference_lookup): Update.
27633 (visit_reference_op_call): Likewise.
27634 * tree-ssa-pre.c (phi_translate_1): Fold *&.
27635 (eliminate): Value-replace the call address in call statements.
27637 2009-04-04 Richard Guenther <rguenther@suse.de>
27639 PR tree-optimization/39636
27640 * tree-ssa-forwprop.c
27641 (forward_propagate_addr_into_variable_array_index): Check for
27642 GIMPLE_ASSIGN before accessing the rhs code.
27644 2009-04-03 Jason Merrill <jason@redhat.com>
27646 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
27648 2009-04-03 Steve Ellcey <sje@cup.hp.com>
27650 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
27651 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
27652 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
27653 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
27654 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
27655 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
27656 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
27657 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
27658 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
27659 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
27660 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
27661 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
27662 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
27663 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
27664 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
27665 Use fr_reg_or_fp01_operand instead of fr_register_operand
27667 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
27668 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
27669 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
27671 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
27673 PR rtl-optimization/39607
27674 PR rtl-optimization/39631
27678 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27679 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27680 instead of DF_LR_OUT.
27681 * ira-lives.c (process_bb_node_lives): Ditto.
27682 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27683 instead of DF_LR_{OUT,IN}.
27684 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27685 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27687 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
27689 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
27690 (execute_lower_omp): Always run but take the short way out if -fopenmp
27692 (gate_lower_omp): Remove, forcing the pass manager to always run the
27693 pass and always set PROP_gimple_lomp.
27694 (pass_lower_omp): Remove gate function.
27695 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
27696 PROP_trees. Instead, require it.
27697 * ipa-cp.c (pass_ipa_cp): Likewise.
27698 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
27699 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
27700 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
27701 and PROP_gimple_leh.
27703 2009-04-03 Richard Guenther <rguenther@suse.de>
27705 PR middle-end/13146
27706 PR tree-optimization/23940
27707 PR tree-optimization/33237
27708 PR middle-end/33974
27709 PR middle-end/34093
27710 PR tree-optimization/36201
27711 PR tree-optimization/36230
27712 PR tree-optimization/38049
27713 PR tree-optimization/38207
27714 PR tree-optimization/38230
27715 PR tree-optimization/38301
27716 PR tree-optimization/38585
27717 PR middle-end/38895
27718 PR tree-optimization/38985
27719 PR tree-optimization/39299
27720 * tree-ssa-structalias.h: Remove.
27721 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
27722 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
27723 (struct vuse_element_d): Remove.
27724 (struct vuse_vec_d): Likewise.
27725 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
27726 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
27727 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
27728 VUSE_ELEMENT_VAR): Likewise.
27729 (struct voptype_d): Likewise.
27730 (NUM_VOP_FREE_BUCKETS): Likewise.
27731 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
27732 (struct stmt_operands_d): Remove.
27733 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
27734 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
27735 VDEF_NUM, VDEF_VECT): Likewise.
27736 (copy_virtual_operands): Remove.
27737 (operand_build_cmp): Likewise.
27738 (create_ssa_artificial_load_stmt): Likewise.
27739 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
27740 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
27741 vuse_index and mayuse_index members. Pack and move done and iter_type
27742 members to the front.
27743 (SSA_OP_VMAYUSE): Remove.
27744 (SSA_OP_VIRTUAL_USES): Adjust.
27745 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
27746 (unlink_stmt_vdef): Declare.
27747 (add_to_addressable_set): Remove.
27748 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
27749 (vrp_visit_stmt): Likewise.
27750 * doc/tree-ssa.texi (Alias analysis): Update.
27751 * doc/invoke.texi (max-aliased-vops): Remove docs.
27752 (avg-aliased-vops): Likewise.
27753 * tree-into-ssa.c (syms_to_rename): Remove.
27754 (need_to_update_vops_p): Likewise.
27755 (need_to_initialize_update_ssa_p): Rename to ...
27756 (update_ssa_initialized_fn): ... this. Track function we are
27758 (symbol_marked_for_renaming): Simplify.
27759 (add_new_name_mapping): Do not set need_to_update_vops_p.
27760 (dump_currdefs): Use SYMS_TO_RENAME.
27761 (rewrite_update_stmt): Always walk all uses/defs.
27762 (dump_update_ssa): Adjust.
27763 (init_update_ssa): Take function argument. Track what we are
27765 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
27766 (create_new_def_for): Initialize for cfun, assert we are initialized
27768 (mark_sym_for_renaming): Simplify.
27769 (mark_set_for_renaming): Do not initialize update-ssa.
27770 (need_ssa_update_p): Simplify. Take function argument.
27771 (name_mappings_registered_p): Assert we ask for the correct function.
27772 (name_registered_for_update_p): Likewise.
27773 (ssa_names_to_replace): Likewise.
27774 (release_ssa_name_after_update_ssa): Likewise.
27775 (update_ssa): Likewise. Use SYMS_TO_RENAME.
27776 (dump_decl_set): Do not print a newline.
27777 (debug_decl_set): Do it here.
27778 (dump_update_ssa): And here.
27779 * tree-ssa-loop-im.c (move_computations): Adjust.
27780 (movement_possibility): Likewise.
27781 (determine_max_movement): Likewise.
27782 (gather_mem_refs_stmt): Likewise.
27783 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
27784 or NAME_MEMORY_TAG.
27785 * tree-complex.c (update_all_vops): Remove.
27786 (expand_complex_move): Adjust.
27787 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
27788 Simplify test for memory referencing statement. Exclude
27789 non-invariant ADDR_EXPRs.
27790 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
27791 * tree-loop-distribution.c (generate_memset_zero): Adjust.
27792 (rdg_flag_uses): Likewise.
27793 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
27795 (tree_optimize_tail_calls_1): Also split the
27796 edge from the entry block if we have degenerate PHI nodes in
27797 the first basic block.
27798 * tree.c (init_ttree): Remove memory-tag related code.
27799 (tree_code_size): Likewise.
27800 (tree_node_structure): Likewise.
27801 (build7_stat): Re-write to be build6_stat.
27802 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
27803 (SSA_VAR_P): Adjust.
27804 (struct tree_memory_tag): Remove.
27805 (struct tree_memory_partition_tag): Likewise.
27806 (union tree_node): Adjust.
27807 (build7): Re-write to be build6.
27808 * tree-pass.h (pass_reset_cc_flags): Remove.
27809 (TODO_update_address_taken): New flag.
27810 (pass_simple_dse): Remove.
27811 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
27812 * params.h (MAX_ALIASED_VOPS): Remove.
27813 (AVG_ALIASED_VOPS): Likewise.
27814 * omp-low.c (expand_omp_taskreg): Update SSA form.
27815 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
27816 aliases the lhs in a copy stmt.
27817 * tree-ssa-dse.c (struct address_walk_data): Remove.
27818 (memory_ssa_name_same): Likewise.
27819 (memory_address_same): Likewise.
27820 (get_kill_of_stmt_lhs): Likewise.
27821 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
27822 unused stores. Look through PHI nodes into post-dominated regions.
27823 (dse_optimize_stmt): Simplify. Properly remove stores.
27824 (tree_ssa_dse): Compute dominators.
27825 (execute_simple_dse): Remove.
27826 (pass_simple_dse): Likewise.
27827 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
27828 gimple_loaded_syms and gimple_stored_syms computation.
27829 * toplev.c (dump_memory_report): Dump alias and pta stats.
27830 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
27831 (vn_reference_eq): Likewise.
27832 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
27833 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
27834 valueize_vuses): Remove.
27835 (get_def_ref_stmt_vuses): Simplify. Rename to ...
27836 (get_def_ref_stmt_vuse): ... this.
27837 (vn_reference_lookup_2): New function.
27838 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
27839 walking equivalent vuses. Simplify.
27840 (vn_reference_lookup): Likewise.
27841 (vn_reference_insert): Likewise.
27842 (vn_reference_insert_pieces): Likewise.
27843 (visit_reference_op_call): Simplify.
27844 (visit_reference_op_load): Likewise.
27845 (visit_reference_op_store): Likewise.
27846 (init_scc_vn): Remove shared_lookup_vuses initialization.
27847 (free_scc_vn): Remove shared_lookup_vuses freeing.
27848 (sort_vuses, sort_vuses_heap): Remove.
27849 (get_ref_from_reference_ops): Export.
27850 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
27851 vector with single vuse pointer.
27852 (vn_reference_lookup_pieces, vn_reference_lookup,
27853 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
27854 (shared_vuses_from_stmt): Remove.
27855 (get_ref_from_reference_ops): Declare.
27856 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
27857 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
27858 memory-tag related code.
27859 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
27860 (likely_value): Add comment, skip static-chain of call statements.
27861 (surely_varying_stmt_p): Adjust.
27862 (gimplify_and_update_call_from_tree): Likewise.
27863 (execute_fold_all_builtins): Do not rebuild alias info.
27864 (gimplify_and_update_call_from_tree): Properly update VOPs.
27865 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
27866 (copy_ref_info): Remove memory-tag related code.
27867 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
27868 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
27869 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
27871 * tree-ssa-dom.c (gimple_p): Remove typedef.
27872 (eliminate_redundant_computations): Adjust.
27873 (record_equivalences_from_stmt): Likewise.
27874 (avail_expr_hash): Likewise.
27875 (avail_expr_eq): Likewise.
27876 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
27877 (stmt_makes_single_load): Likewise.
27878 (stmt_makes_single_store): Likewise.
27879 * tree-ssa-alias.c: Rewrite completely.
27880 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
27881 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
27882 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
27883 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
27884 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
27885 Remove public functions.
27886 (pass_reset_cc_flags): Remove.
27887 (pass_build_alias): Move ...
27888 * tree-ssa-structalias.c (pass_build_alias): ... here.
27889 * tree-ssa-alias.c (may_be_aliased): Move ...
27890 * tree-flow-inline.h (may_be_aliased): ... here.
27891 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
27892 count_uses_and_derefs): Move ...
27893 * gimple.c: ... here.
27894 * gimple.h (count_uses_and_derefs): Declare.
27895 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
27896 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
27897 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
27898 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
27899 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
27900 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
27901 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
27903 * tree-dfa.c (refs_may_alias_p): Move ...
27904 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
27905 * tree-ssa-alias.h: New file.
27906 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
27907 (statement_sink_location): Likewise.
27908 * opts.c (decode_options): Do not adjust max-aliased-vops or
27909 avg-aliased-vops values.
27910 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
27911 (TV_CALL_CLOBBER): Likewise.
27912 (TV_FLOW_SENSITIVE): Likewise.
27913 (TV_FLOW_INSENSITIVE): Likewise.
27914 (TV_MEMORY_PARTITIONING): Likewise.
27915 (TV_ALIAS_STMT_WALK): New timevar.
27916 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
27917 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
27918 (get_address_description): Remove memory-tag related code.
27919 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
27920 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
27921 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
27922 and immediate uses in statements. Document.
27923 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
27924 (dump_symbols): Remove.
27925 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
27926 * alias.c (get_deref_alias_set): New function split out from ...
27927 (get_alias_set): ... here.
27928 * alias.h (get_deref_alias_set): Declare.
27929 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27930 type parameter. Remove restrict pointer handling. Create a
27931 ref-all pointer in case type-based alias sets do not conflict.
27932 (vect_analyze_data_refs): Remove SMT related code.
27933 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27934 (vectorizable_load): Likewise.
27935 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27936 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27937 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27938 Ignore vops and SMTs.
27939 (dr_analyze_alias): Likewise..
27940 (free_data_ref): Likewise.
27941 (create_data_ref): Likewise.
27942 (analyze_all_data_dependences): Likewise.
27943 (get_references_in_stmt): Adjust.
27944 * tree-flow-inline.h (gimple_aliases_computed_p,
27945 gimple_addressable_vars, gimple_call_clobbered_vars,
27946 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27947 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27948 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27949 gimple_mem_ref_stats): Remove.
27950 (gimple_vop): New function.
27951 (op_iter_next_use): Remove vuses and mayuses cases.
27952 (op_iter_next_def): Remove vdefs case.
27953 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27954 (clear_and_done_ssa_iter): Do not set removed fields.
27955 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27956 Assert we are not iterating over vuses or vdefs if not also
27957 iterating over uses or defs.
27958 (op_iter_init_use): Likewise.
27959 (op_iter_init_def): Likewise.
27960 (op_iter_next_vdef): Remove.
27961 (op_iter_next_mustdef): Likewise.
27962 (op_iter_init_vdef): Likewise.
27963 (compare_ssa_operands_equal): Likewise.
27964 (link_use_stmts_after): Handle vuse operand.
27965 (is_call_used): Use is_call_clobbered.
27966 (is_call_clobbered): Global variables are always call clobbered,
27967 query the call-clobbers bitmap.
27968 (mark_call_clobbered): Ignore global variables.
27969 (clear_call_clobbered): Likewise.
27970 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27971 virtual operands sanity check.
27972 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27974 (TARGET_MEM_REF): Remove TMR_TAG operand.
27975 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27976 Remove call-clobber related code.
27977 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27978 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27979 partitions or escape reason.
27980 (get_single_def_stmt, get_single_def_stmt_from_phi,
27981 get_single_def_stmt_with_phi): Remove.
27982 (dump_referenced_vars): Tidy.
27983 (get_ref_base_and_extent): Allow bare decls.
27984 (collect_dfa_stats): Adjust.
27985 * graphite.c (rename_variables_in_stmt): Adjust.
27986 (graphite_copy_stmts_from_block): Likewise.
27987 (translate_clast): Likewise.
27988 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27990 (translate_vuse_through_block): Use the oracle.
27991 (phi_translate_1): Adjust.
27992 (value_dies_in_block_x): Use the oracle. Cache the outcome
27994 (valid_in_sets): Check if the VUSE for
27995 a REFERENCE is available.
27996 (eliminate): Do not remove stmts during elimination,
27997 instead queue and remove them afterwards.
27998 (do_pre): Do not rebuild alias info.
27999 (pass_pre): Run TODO_rebuild_alias before PRE.
28000 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28001 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28002 (mark_all_v_defs_stmt): Remove.
28003 (mark_all_v_defs_seq): Adjust.
28004 (sra_replace): Likewise.
28005 (scalarize_use): Likewise.
28006 (scalarize_copy): Likewise.
28007 (scalarize_init): Likewise.
28008 (scalarize_ldst): Likewise.
28009 (todoflags): Remove.
28010 (tree_sra): Do not rebuild alias info.
28011 (tree_sra_early): Adjust.
28012 (pass_sra): Run TODO_update_address_taken before SRA.
28013 * tree-predcom.c (set_alias_info): Remove.
28014 (prepare_initializers_chain): Do not call it.
28015 (mark_virtual_ops_for_renaming): Adjust.
28016 (mark_virtual_ops_for_renaming_list): Remove.
28017 (initialize_root_vars): Adjust.
28018 (initialize_root_vars_lm): Likewise.
28019 (prepare_initializers_chain): Likewise.
28020 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28021 (may_propagate_copy_into_stmt): Likewise.
28022 (merge_alias_info): Do nothing for now.
28023 (propagate_tree_value_into_stmt): Adjust.
28024 (stmt_may_generate_copy): Likewise.
28025 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28026 not mark symbols for renaming.
28027 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28028 with the same statement, make sure to update the new pointed-to one.
28029 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28030 call statements, do not mark symbols for renaming.
28031 (mark_operand_necessary): Dump something.
28032 (ref_may_be_aliased): New function.
28033 (mark_aliased_reaching_defs_necessary_1): New helper function.
28034 (mark_aliased_reaching_defs_necessary): Likewise.
28035 (mark_all_reaching_defs_necessary_1): Likewise.
28036 (mark_all_reaching_defs_necessary): Likewise.
28037 (propagate_necessity): Do not process virtual PHIs. For
28038 non-aliased loads mark all reaching definitions as necessary.
28039 For aliased loads and stores mark the immediate dominating
28040 aliased clobbers as necessary.
28041 (visited): New global static.
28042 (perform_tree_ssa_dce): Free visited bitmap after propagating
28044 (remove_dead_phis): Perform simple dead virtual PHI removal.
28045 (remove_dead_stmt): Properly unlink virtual operands when
28047 (eliminate_unnecessary_stmts): Schedule PHI removal after
28049 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28050 (process_replaceable): Likewise.
28051 (find_replaceable_in_bb): Likewise.
28052 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28053 based on the single gimple vop.
28054 (verify_flow_insensitive_alias_info): Remove.
28055 (verify_flow_sensitive_alias_info): Likewise.
28056 (verify_call_clobbering): Likewise.
28057 (verify_memory_partitions): Likewise.
28058 (verify_alias_info): Likewise.
28059 (verify_ssa): Adjust..
28060 (execute_update_addresses_taken): Export. Update SSA
28061 manually. Optimize only when optimizing. Use a local bitmap.
28062 (pass_update_address_taken): Remove TODO_update_ssa, add
28064 (pass_update_address_taken): Just use TODO_update_address_taken.
28065 (init_tree_ssa): Do not initialize addressable_vars.
28066 (verify_ssa): Verify new VUSE / VDEF properties.
28067 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28068 Do not call verify_alias_info.
28069 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28070 Do not free the loaded and stored syms bitmaps. Reset the escaped
28071 and callused solutions. Do not free addressable_vars.
28072 Remove memory-tag related code.
28073 (warn_uninitialized_var): Aliases are always available.
28074 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28075 * lambda-code.c (can_put_in_inner_loop): Adjust.
28076 (can_put_after_inner_loop): Likewise.
28077 (perfect_nestify): Likewise.
28078 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28079 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28080 (vectorizable_conversion): Do not mark symbols for renaming.
28081 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28082 (expand_call_inline): Unlink the calls virtual operands before
28084 (tree_function_versioning): Do not call update_ssa if we are not
28085 updating clones. Simplify.
28086 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28087 (propagate_with_phi): Likewise..
28088 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28089 clobber code. Assert we are not aliased or global.
28090 * tree-flow.h: Include tree-ssa-alias.h
28091 (enum escape_type): Remove.
28092 (struct mem_sym_stats_d): Likewise.
28093 (struct mem_ref_stats_d): Likewise.
28094 (struct gimple_df): Add vop member. Remove global_var,
28095 call_clobbered_vars, call_used_vars, addressable_vars,
28096 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28097 escaped and callused members.
28098 (struct ptr_info_def): Remove all members, add points-to solution
28100 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28101 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28102 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28103 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28104 (tree-ssa-alias.o): Likewise.
28105 (toplev.o): Add tree-ssa-alias.h
28106 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28107 * gimple.c (gimple_set_bb): Fix off-by-one error.
28108 (is_gimple_reg): Do not handle memory tags.
28109 (gimple_copy): Also copy virtual operands.
28110 Delay updating the statement. Do not reset loaded and stored syms.
28111 (gimple_set_stored_syms): Remove.
28112 (gimple_set_loaded_syms): Likewise.
28113 (gimple_call_copy_skip_args): Copy the virtual operands
28114 and mark the new statement modified.
28115 * tree-ssa-structalias.c (may_alias_p): Remove.
28116 (set_uids_in_ptset): Take the alias set to prune with as
28117 parameter. Fold in the alias test of may_alias_p.
28118 (compute_points_to_sets): Compute whether a ptr is dereferenced
28119 in a local sbitmap.
28120 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28121 other ADDRESSOF constraints on the lhs.
28122 (get_constraint_for_component_ref): Assert that we don't get
28123 ADDRESSOF constraints from the base of the reference.
28124 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28125 (struct variable_info): Remove collapsed_to member.
28126 (get_varinfo_fc): Remove.
28127 (new_var_info): Do not set collapsed_to.
28128 (dump_constraint): Do not follow cycles.
28129 (dump_constraint_graph): Likewise.
28130 (build_pred_graph): Likewise.
28131 (build_succ_graph): Likewise.
28132 (rewrite_constraints): Likewise.
28133 (do_simple_structure_copy): Remove.
28134 (do_rhs_deref_structure_copy): Remove.
28135 (do_lhs_deref_structure_copy): Remove.
28136 (collapse_rest_of_var): Remove.
28137 (do_structure_copy): Re-implement.
28138 (pta_stats): New global variable.
28139 (dump_pta_stats): New function.
28140 (struct constraint_expr): Make offset signed.
28141 (UNKNOWN_OFFSET): Define special value.
28142 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28143 (solution_set_expand): New helper function split out from ...
28144 (do_sd_constraint): ... here.
28145 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28146 (do_ds_constraint): Likewise.
28147 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28148 and CALLUSED = *CALLUSED.
28149 (set_union_with_increment): Make inc argument signed.
28150 (type_safe): Remove.
28151 (get_constraint_for_ptr_offset): Handle unknown and negative
28153 (first_vi_for_offset): Handle offsets before start. Bail
28154 out early for offsets beyond the variable extent.
28155 (first_or_preceding_vi_for_offset): New function.
28156 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28157 Together with ESCAPED = *ESCAPED this properly computes reachability.
28158 (find_what_var_points_to): New function.
28159 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28160 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28161 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28162 pt_solutions_intersect): New functions.
28163 (compute_call_used_vars): Remove.
28164 (compute_may_aliases): New main entry into PTA computation.
28165 * gimple.h (gimple_p): New typedef.
28166 (struct gimple_statement_base): Remove references_memory_p.
28167 (struct gimple_statement_with_memory_ops_base): Remove
28168 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28170 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28171 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28172 gimple_set_references_memory): Remove.
28173 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28174 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28176 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28177 (verify_expr): Allow RESULT_DECL.
28178 (gimple_duplicate_bb): Do not copy virtual operands.
28179 (gimple_duplicate_sese_region): Adjust.
28180 (gimple_duplicate_sese_tail): Likewise.
28181 (mark_virtual_ops_in_region): Remove.
28182 (move_sese_region_to_fn): Do not call it.
28183 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28184 and pass_simple_dse.
28185 (execute_function_todo): Handle TODO_update_address_taken,
28186 call execute_update_addresses_taken for TODO_rebuild_alias.
28187 (execute_todo): Adjust.
28188 (execute_one_pass): Init dump files early.
28189 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28191 (create_general_new_stmt): Clear vops.
28192 * tree-ssa-reassoc.c (get_rank): Adjust.
28193 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28194 symbols for renaming.
28195 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28196 (PARAM_AVG_ALIASED_VOPS): Likewise.
28197 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28198 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28199 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28200 (operand_build_cmp, copy_virtual_operands,
28201 create_ssa_artificial_load_stmt, add_to_addressable_set,
28202 gimple_add_to_addresses_taken): Remove public functions.
28203 (unlink_stmt_vdef): New function.
28205 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28207 * config.gcc (powerpc-*-linux*): Merge variants.
28209 2009-04-02 Chao-ying Fu <fu@mips.com>
28210 James Grosbach <james.grosbach@microchip.com>
28212 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28213 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28215 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28216 keep_interrupts_masked_p, use_debug_exception_return_p.
28217 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28218 keep_interrupts_masked, use_debug_exception_return.
28219 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28220 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28222 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28223 (mips_print_operand): Process COP0 registers to print $0 .. $31
28224 correctly for GAS to process.
28225 (mips_interrupt_extra_call_saved_reg_p): New function.
28226 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28228 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28229 (mips_compute_frame_info): Add supports for interrupt context that
28230 includes doubleword accumulators and COP0 registers.
28231 (mips_for_each_saved_acc): New function.
28232 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28233 mips_for_each_saved_reg.
28234 (mips_save_reg): Save accumulators.
28235 (mips_kernel_reg_p): A new for_each_rtx callback.
28236 (mips_expand_prologue): Support interrupt handlers.
28237 (mips_restore_reg): Restore accumulators.
28238 (mips_expand_epilogue): Support interrupt handlers.
28239 (mips_can_use_return_insn): Return false for interrupt handlers.
28240 (mips_epilogue_uses): New function.
28241 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28242 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28243 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28244 cop0_move): New instructions.
28245 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28246 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28248 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28250 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28251 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28252 interrupt handlers, we use K0 as the temporary register.
28253 (EPILOGUE_USES): Change to a function call.
28254 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28255 handlers, we use K0 as the temporary register.
28257 * doc/extend.texi (Function Attributes): Document interrupt,
28258 use_shadow_register_set, keep_interrupts_masked,
28259 use_debug_exception_return for MIPS attributes.
28261 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28263 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
28264 Remove a number of t-files from tmake_file.
28265 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
28266 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
28267 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
28268 target_prototype, not TARGET_PROTOTYPE.
28269 (LINK_OS_GNU_SPEC): Define.
28270 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
28271 and darwin-ldoubdle.c.
28273 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
28276 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
28277 (cpp_options): Ditto.
28278 (default_compilers): Ditto.
28279 (display_help): Ditto.
28280 (process_command): Ditto.
28281 (do_spec_1): Ditto.
28282 (set_input): Use lbasename instead of duplicate code.
28283 (save_temps_prefix): New static for -save-temps=obj.
28284 (save_temps_length): Ditto.
28286 * doc/invoke.texi (-save-temps=obj): Document new variant to
28287 -save-temps switch.
28289 2009-04-02 Jeff Law <law@redhat.com>
28291 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
28294 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28296 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
28297 * configure: Regenerated.
28299 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28301 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
28302 share the argument list.
28304 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28308 2009-02-12 Diego Novillo <dnovillo@google.com>
28310 * varpool.c (debug_varpool): New.
28311 * cgraph.h (debug_varpool): Declare.
28313 2009-04-02 Jan Hubicka <jh@suse.cz>
28315 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
28318 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28320 * config/i386/i386.c (ix86_abi): Move initialization to ...
28321 (override_options): Here.
28323 2009-04-02 Christian Bruel <christian.bruel@st.com>
28325 * config/sh/sh.c (sh_dwarf_register_span): New function.
28326 (TARGET_DWARF_REGISTER_SPAN): Define.
28327 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
28329 2009-04-02 Ira Rosen <irar@il.ibm.com>
28331 PR tree-optimization/39595
28332 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
28333 interleaved loads group is not greater than the SLP group size.
28335 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28337 * builtins.c (is_builtin_name): New.
28338 (called_as_built_in): Use is_builtin_name.
28339 * tree.h (is_builtin_name): New.
28340 * varasm.c (incorporeal_function_p): Use is_builtin_name
28342 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
28344 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
28346 2009-04-02 Dodji Seketeli <dodji@redhat.com>
28349 * c-decl.c (clone_underlying_type): Move this ...
28350 * c-common.c (set_underlying_type): ... here.
28351 Also, make sure the function properly sets TYPE_STUB_DECL() on
28352 the newly created typedef variant type.
28353 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
28354 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
28357 2009-04-02 Richard Guenther <rguenther@suse.de>
28359 PR tree-optimization/37221
28360 * tree-flow.h (degenerate_phi_result): Declare.
28361 * tree-ssa-dom.c (degenerate_phi_result): Export.
28362 * tree-scalar-evolution.c (analyze_initial_condition): If
28363 the initial condition is defined by a degenerate PHI node
28364 use the degenerate value.
28366 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
28368 PR rtl-optimization/39588
28369 * combine.c (merge_outer_ops): Do not set the constant when this
28371 (simplify_shift_const_1): Do not modify it either in this case.
28373 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
28375 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
28376 tuning is deprecated if -mtune value is set to an Itanium1 variant.
28378 2009-04-01 Janis Johnson <janis187@us.ibm.com>
28381 * c-lex.c (interpret_float): Default (no suffix) is double.
28383 2009-04-1 Xinliang David Li <davidxl@google.com>
28385 * config/i386/i386.c (legitimate_constant_p): Recognize
28386 all one vector constant.
28388 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28390 * config/vax/vax.c: Add #includes to silence warnings.
28391 Change #include order to silence two warnings.
28393 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28395 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
28396 (ASM_SPEC): Pass -k to the assembler for PIC code.
28398 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28400 * config.gcc: Add vax-*-linux* to the switch.
28401 * config/vax/linux.h: New file. (TARGET_VERSION,
28402 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
28404 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28406 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
28407 Use predicate macros instead of GET_CODE() == foo.
28408 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
28409 ashlsi3, rotrsi3, <unnamed>): Likewise.
28411 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28413 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
28414 jbbccihi, jbbccisi): Remova trailing whitespace.
28415 * config/vax/constraints.md: Likewise.
28416 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
28417 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
28418 * config/vax/predicates.md: Likewise.
28419 * config/vax/vax.c (print_operand_address, vax_output_int_move,
28420 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
28421 * config/vax/vax.h: Likewise.
28422 * config/vax/vax.md (nonlocal_goto): Likewise.
28424 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28426 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
28427 (indirectable_address_p, adjacent_operands_p): Add spaces around
28429 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
28431 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28433 * config/vax/vax.c (legitimate_constant_address_p,
28434 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
28435 index_term_p, reg_plus_index_p, legitimate_address_p,
28436 vax_mode_dependent_address_p): Update comments to match functions
28437 modified by the recent int->bool conversion.
28439 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28441 * config/vax/builtins.md: Update copyright message.
28442 * config/vax/constraints.md: Likewise.
28443 * config/vax/netbsd-elf.h: Likewise.
28444 * config/vax/predicates.md: Likewise.
28445 * config/vax/vax-protos.h: Likewise.
28446 * config/vax/vax.c: Likewise.
28447 * config/vax/vax.h: Likewise.
28448 * config/vax/vax.md: Likewise.
28449 * config/vax/vax.opt: Likewise.
28451 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28453 * config/vax/builtins.md (ffssi2, ffssi2_internal,
28454 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
28455 * config/vax/constraints.md (B, R): Likewise.
28456 * config/vax/predicates.md (external_memory_operand,
28457 nonimmediate_addsub_di_operand): Likewise.
28458 * config/vax/vax.c (vax_output_int_add): Likewise.
28459 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
28460 untyped_call): Likewise.
28462 2009-04-01 Matt Thomas <matt@3am-software.com>
28464 * config/vax/predicates.md: New file.
28465 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
28466 external_const_operand, nonsymbolic_operand, external_memory_operand,
28467 indirect_memory_operand, indexed_memory_operand,
28468 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
28469 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
28471 * config/vax/constraints.md: New file.
28472 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
28474 * config/vax/builtins.md: New file.
28475 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
28476 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
28478 * config/vax/vax.opt (mqmath): Add option.
28479 * config/vax/vax.md (isfx): Extend with DI.
28480 (VAXintQH, VAXintQHSD): Define.
28481 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
28482 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
28483 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
28484 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
28485 (movdi): Update constraints and use vax_output_int_move().
28486 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
28487 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
28488 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
28489 nonlocal_goto): New.
28490 (mov<mode>): Extend accepted operand types.
28491 (subdi3_old): Rename from subdi3, change update constraints and use
28492 a new implementation.
28493 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
28494 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
28495 MOVE_RATIO, CLEAR_RATIO): Define.
28496 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
28497 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
28498 (PRINT_OPERAND): Redefine using a function instead of inlined code.
28499 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
28500 (split_quadword_operands): Make static and really allow variable
28502 (print_operand_address): Update for PIC generation.
28503 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
28504 indexable_address_p, fixup_mathdi_operand,
28505 vax_expand_addsub_di_operands, adjacent_operands_p): New.
28506 (vax_float_literal, legitimate_constant_p,
28507 indirectable_constant_address_p, index_term_p,
28508 reg_plus_index_p): Return bool instead of int.
28509 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
28511 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
28513 (vax_output_conditional_branch): Indent.
28514 (legitimate_constant_address_p, indirectable_constant_address_p,
28515 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
28516 vax_mode_dependent_address_p): Return bool instead of int, update for
28518 * config/vax/vax-protos.h (legitimate_constant_address_p,
28519 legitimate_constant_p, legitimate_address_p,
28520 vax_mode_dependent_address_p): Change declaration to bool.
28521 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
28522 vax_expand_addsub_di_operands, vax_output_int_subtract,
28523 vax_output_movmemsi): Declare.
28524 (split_quadword_operands, vax_float_literal): Delete declaration.
28525 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
28526 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
28527 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
28528 ASM_OUTPUT_DWARF_PCREL): Define.
28529 (ASM_SPEC): Change definition to allow PIC generation.
28531 2009-04-01 Steve Ellcey <sje@cup.hp.com>
28533 * doc/sourcebuild.texi: Update front-end requirements.
28535 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28538 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
28539 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
28540 (booldi3_internal3): Use boolean_or_operator instead of
28543 2009-04-01 Joseph Myers <joseph@codesourcery.com>
28546 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
28547 declarator whose size is not an integer constant expression but
28548 folds to an integer constant, then treat it as a constant
28551 2009-04-01 Richard Guenther <rguenther@suse.de>
28553 * fold-const.c (fold_plusminus_mult_expr): Do not fold
28554 i * 4 + 2 to (i * 2 + 1) * 2.
28556 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28559 * c-parser.c (c_parser_asm_statement): Skip until close paren and
28560 return if c_parser_asm_string_literal returned NULL.
28562 2009-04-01 Nick Clifton <nickc@redhat.com>
28564 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
28566 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
28567 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
28568 other typedefs to avoid conflicts with libgcc2.c. Define labels
28569 to gain 16-bit bit-manipulation functions from libgcc2.c and then
28571 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
28572 to gain 16-bit trapping arithmetic functions from libgcc2.c and
28575 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
28577 * varasm.c (default_function_rodata_section): Declare DOT as
28580 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
28581 Andrey Galkin <agalkin@hypercom.com>
28584 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
28585 Make object_name unique for each process.
28587 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28590 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
28591 addressable variables in the parallel that could go out of scope while
28592 running queued tasks.
28594 2009-04-01 Anatoly Sokolov <aesok@post.ru>
28596 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
28597 (CASE_VALUES_THRESHOLD): Redefine.
28598 * config/avr/avr.c (avr_override_options): Remove initialization of
28599 avr_case_values_threshold variable.
28600 (avr_case_values_threshold): Remove variable. Add new function.
28601 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
28602 * config/avr/avr.opt (mno-tablejump): Remove option.
28603 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
28605 2009-04-01 DJ Delorie <dj@redhat.com>
28607 * varasm.c (default_function_rodata_section): Don't assume
28608 anything about where the first '.' in the section name is.
28610 2009-04-01 Alan Modra <amodra@bigpond.net.au>
28612 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
28613 rs6000_emit_stack_tie.
28615 2009-03-31 Ian Lance Taylor <iant@google.com>
28617 * tree-eh.c (tree_remove_unreachable_handlers): Compare
28618 gimple_code with GIMPLE_RESX, not RESX.
28620 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28622 * c-common.c (c_get_ident): New.
28623 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
28625 2009-04-01 Ben Elliston <bje@au.ibm.com>
28627 * config/rs6000/sysv4.opt (msdata): Improve option description.
28629 2009-03-31 Steve Ellcey <sje@cup.hp.com>
28631 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
28632 (divdf3_internal_lat): Remove.
28633 (divxf3_internal_lat): Remove.
28634 (divxf3_internal_thr): Remove.
28635 (divxf): Use divxf3_internal.
28636 * config/ia64/div.md (divsf3_internal_lat): New.
28637 (divdf3_internal_lat): New.
28638 (divxf3_internal): New.
28640 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28643 * Makefile.in (USE_GCC_STDINT): Define.
28644 (stmp-int-hdrs): Install stdint.h if applicable.
28645 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
28647 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
28648 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
28649 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28650 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28651 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28652 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28653 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28654 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28655 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28656 (c_common_nodes_and_builtins): Initialize
28657 underlying_wchar_type_node. Do not initialize
28658 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
28659 nodes for new types.
28660 (c_stddef_cpp_builtins): Define macros for new types.
28661 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
28663 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
28664 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
28665 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
28666 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
28667 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
28668 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
28669 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
28670 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
28671 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
28672 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
28673 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
28674 int16_type_node, int32_type_node, int64_type_node,
28675 uint8_type_node, uint16_type_node, c_uint32_type_node,
28676 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
28677 int_least32_type_node, int_least64_type_node,
28678 uint_least8_type_node, uint_least16_type_node,
28679 uint_least32_type_node, uint_least64_type_node,
28680 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
28681 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
28682 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
28683 uintptr_type_node): Define.
28684 * c-cppbuiltin.c (builtin_define_constants,
28685 builtin_define_type_minmax): New.
28686 (builtin_define_stdint_macros): Define more macros.
28687 (c_cpp_builtins): Define more limit macros.
28688 (type_suffix): New.
28689 (builtin_define_type_max): Define in terms of
28690 builtin_define_type_minmax. Remove is_long parameter. All
28692 * config.gcc (use_gcc_stdint): Define.
28693 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
28694 Add newlib-stdint.h for generic targets.
28695 * config/glibc-stdint.h, config/newlib-stdint.h,
28696 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
28697 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
28698 * config/score/score.h (UINTPTR_TYPE): Define.
28699 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
28700 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
28701 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28702 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28703 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28704 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28705 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28706 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28707 * config/spu/spu.h (STDINT_LONG32): Define.
28708 * configure.ac (use_gcc_stdint): Substitute.
28709 * configure: Regenerate.
28710 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
28711 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
28712 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
28713 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
28714 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
28715 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
28716 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
28717 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
28718 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
28719 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
28720 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
28721 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
28722 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
28723 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
28724 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
28725 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
28726 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
28727 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
28728 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
28729 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
28730 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
28731 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
28732 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28733 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28734 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28735 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28736 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28737 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28738 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
28740 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
28742 * loop-iv.c (suitable_set_for_replacement): Renamed from
28743 simplify_using_assignment; changed to return bool and to accept new
28744 args DEST and SRC. Return true iff we find a source/destination pair
28745 that can be used to make a replacement, and fill SRC and DEST if so.
28746 Remove arg ALTERED. Don't deal with altered regs here. All callers
28748 (simplify_using_initial_values): Deal with altered regs here and track
28749 more precisely the effect they have on the validity of our expression.
28751 * loop-iv.c (simplify_using_condition): A condition of the form
28752 (EQ REG CONST) can be used to simply make a substitution.
28753 (simplify_using_initial_values): Keep track of conditions we have seen
28754 and keep using them to simplify new expressions, while applying the
28755 same substitutions to them as to the expression.
28757 * simplify-rtx.c (simplify_relational_operation_1): Simplify
28758 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
28761 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
28762 changed. Use this when trying to improve the upper bound.
28763 Generate the comparison by using simplify_gen_relational.
28765 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
28767 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
28769 (simplify_using_assignment, simplify_using_initial_values): Call
28770 replace_in_expr to make replacements. Call replace_single_def_regs
28771 once on the initial version of the expression.
28773 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28776 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
28778 2009-03-31 Richard Guenther <rguenther@suse.de>
28780 PR middle-end/31029
28781 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
28782 equality comparisons. Fold C - X CMP X if C % 2 == 1.
28784 2009-03-31 Richard Guenther <rguenther@suse.de>
28786 * tree.h (div_if_zero_remainder): Declare.
28787 * fold-const.c (div_if_zero_remainder): Export.
28788 * tree-ssa-forwprop.c
28789 (forward_propagate_addr_into_variable_array_index): Handle
28790 constant array index addition outside of the variable index.
28792 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28795 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
28796 define_splits, floatunssi<mode>2): Require x87 conversions from
28797 DImode to be permitted.
28799 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28801 PR preprocessor/15638
28802 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
28804 2009-03-31 Richard Guenther <rguenther@suse.de>
28806 PR middle-end/23401
28807 PR middle-end/27810
28808 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
28809 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
28810 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
28811 a separate statement.
28812 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
28813 (lookup_tmp_var): Likewise.
28814 (is_gimple_formal_tmp_or_call_rhs): Remove.
28815 (is_gimple_reg_or_call_rhs): Rename to ...
28816 (is_gimple_reg_rhs_or_call): ... this.
28817 (is_gimple_mem_or_call_rhs): Rename to ...
28818 (is_gimple_mem_rhs_or_call): ... this.
28819 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
28820 DECL_GIMPLE_REG_P only if is_formal is true.
28821 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
28822 for non-proper post-modify expression gimplification.
28823 (gimplify_self_mod_expr): For post-modify expressions gimplify
28824 the lvalue to a minimal lvalue.
28825 (rhs_predicate_for): Remove formal temp case.
28826 (gimplify_modify_expr_rhs): Likewise.
28827 (gimplify_addr_expr): Use is_gimple_reg.
28828 (gimplify_expr): Remove formal temp cases.
28829 (gimple_regimplify_operands): Likewise.
28830 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
28831 and FILTER_EXPR like constants.
28832 * gimple.c (walk_gimple_op): Fix val_only initialization, use
28834 (is_gimple_formal_tmp_rhs): Remove.
28835 (is_gimple_reg_rhs): Remove special casing.
28836 (is_gimple_mem_rhs): Fix.
28837 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
28838 (is_gimple_formal_tmp_var): Remove.
28839 (is_gimple_formal_tmp_reg): Likewise.
28840 (is_gimple_min_lval): Allow invariant component ref parts.
28841 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
28842 is_gimple_formal_tmp_reg): Remove declarations.
28843 * tree-cfg.c (verify_expr): Verify that variables with address
28844 taken do not have DECL_GIMPLE_REG_P set.
28845 * tree-mudflap.c (mf_build_check_statement_for): Use
28846 force_gimple_operand instead of gimplify_expr.
28848 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
28850 * modulo-sched.c (sms_schedule_by_order): Pass the actual
28851 schedulable rows to compute_split_row.
28853 2009-03-31 Ben Elliston <bje@au.ibm.com>
28856 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
28859 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28861 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
28862 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
28863 * configure: Regenerate.
28864 * config.in: Regenerate.
28865 * config/rs6000/rs6000.opt (mtls-markers): Add.
28866 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
28867 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
28868 (tls_ld_aix, tls_ld_sysv): Likewise.
28869 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
28870 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
28872 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28874 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
28876 2009-03-30 Jan Hubicka <jh@suse.cz>
28878 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
28880 (tree_remove_unreachable_handlers): Cleanup EH predecestor
28881 detection and label handling.
28883 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28885 * ira-int.h (ira_allocno): Rename left_conflicts_num to
28886 left_conflicts_size.
28887 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
28888 ALLOCNO_LEFT_CONFLICTS_SIZE.
28890 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
28891 remove_allocno_from_bucket_and_push,
28892 allocno_spill_priority_compare, push_allocnos_to_stack,
28893 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28894 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
28895 (setup_allocno_left_conflicts_num): Ditto. Rename to
28896 setup_allocno_left_conflicts_size.
28897 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28898 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
28899 setup_allocno_left_conflicts_size instead of
28900 setup_allocno_left_conflicts_num.
28902 * ira-build.c (ira_create_allocno): Use
28903 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
28904 ALLOCNO_LEFT_CONFLICTS_NUM.
28906 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28908 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28909 instead of DF_LR_OUT.
28911 * ira-lives.c (process_bb_node_lives): Ditto.
28913 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28914 instead of DF_LR_{OUT,IN}.
28916 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28918 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28920 2009-03-30 Jan Hubicka <jh@suse.cz>
28922 * except.c (label_to_region_map): Fix thinko.
28924 2009-03-30 Steve Ellcey <sje@cup.hp.com>
28926 PR middle-end/38237
28927 * tree.h (tree_find_value): New declaration.
28928 * tree.c (tree_find_value): New function.
28929 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28931 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28934 * c-decl.c (struct c_binding): Add locus field.
28935 (bind): Add locus argument, set locus field from it.
28936 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28937 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28938 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28939 implicitly_declare, undeclared_variable, lookup_label,
28940 declare_label, c_make_fname_decl, c_builtin_function,
28941 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28944 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28947 * config/i386/i386.c (classify_argument): Check total size of
28950 2009-03-30 Martin Jambor <mjambor@suse.cz>
28952 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28953 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28954 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28957 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28958 seen_variable_array_ref while also traversing a union.
28960 * tree-inline.c (optimize_inline_calls): Do not call
28961 cgraph_node_remove_callees.
28962 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28963 (pass_remove_cgraph_callee_edges): New variable.
28964 * passes.c (init_optimization_passes): Add
28965 pass_remove_cgraph_callee_edges after early inlining and before all
28966 late intraprocedural passes.
28968 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28970 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28972 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28973 Fix typos in names.
28975 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28977 * combine.c (simplify_comparison): Use have_insn_for.
28978 * dojump.c (do_jump): Likewise.
28980 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28982 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28983 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28984 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28985 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28986 instead of sparc_compare_emitted.
28987 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28988 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28989 instead of sparc_compare_emitted.
28991 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28993 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28994 enter/exit cfglayout mode.
28995 (pass_partition_block): Require it.
28996 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28997 (combine_instructions): Track basic blocks instead of labels.
28998 (update_cfg_for_uncondjump): New.
28999 (try_combine): Use it. Update jumps after rescanning.
29000 (pass_combine): Require PROP_cfglayout.
29001 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29003 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29005 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29006 Provide/destroy PROP_cfglayout respectively.
29007 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29008 * tree-pass.h (PROP_cfglayout): New.
29010 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29012 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29013 fold_convert_const_fixed_from_fixed,
29014 fold_convert_const_fixed_from_int,
29015 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29016 set TREE_CONSTANT_OVERFLOW.
29017 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29018 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29020 2009-03-30 Ira Rosen <irar@il.ibm.com>
29022 * tree-vect-loop-manip.c: New file.
29023 * tree-vectorizer.c: Update documentation and included files.
29024 (vect_loop_location): Make extern.
29025 (rename_use_op): Move to tree-vect-loop-manip.c
29026 (rename_variables_in_bb, rename_variables_in_loop,
29027 slpeel_update_phis_for_duplicate_loop,
29028 slpeel_update_phi_nodes_for_guard1,
29029 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29030 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29031 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29032 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29033 find_loop_location): Likewise.
29034 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29035 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29036 get_vectype_for_scalar_type, vect_is_simple_use,
29037 supportable_widening_operation, supportable_narrowing_operation):
29039 (bb_in_loop_p): Move to tree-vect-loop.c.
29040 (new_loop_vec_info, destroy_loop_vec_info,
29041 reduction_code_for_scalar_code, report_vect_op,
29042 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29043 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29044 (vect_supportable_dr_alignment): Likewise.
29045 * tree-vectorizer.h (tree-data-ref.h): Include.
29046 (vect_loop_location): Declare.
29047 Reorganize function declarations according to the new file structure.
29048 * tree-vect-loop.c: New file.
29049 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29050 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29051 * tree-vect-data-refs.c: New file.
29052 * tree-vect-patterns.c (timevar.h): Don't include.
29053 * tree-vect-stmts.c: New file.
29054 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29055 tree-vect-slp.c, tree-vect-loop.c.
29056 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29057 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29058 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29059 (tree-vect-analyze.o): Remove.
29060 (tree-vect-transform.o): Likewise.
29061 (tree-vect-data-refs.o): Add rule.
29062 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29063 tree-vect-slp.o): Likewise.
29064 (tree-vect-patterns.o): Remove redundant dependencies.
29065 (tree-vectorizer.o): Likewise.
29066 * tree-vect-slp.c: New file.
29068 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29070 * optc-gen.awk: Warn if an option flag has multiple different
29073 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29075 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29076 -floop-block): Document dependences on PPL, CLooG and Graphite.
29078 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29080 PR rtl-optimization/323
29081 * c-common.c (c_fully_fold, convert_and_check,
29082 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29083 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29084 * c-common.def (EXCESS_PRECISION_EXPR): New.
29085 * c-cppbuiltin.c (builtin_define_float_constants): Define
29086 constants with enough digits for long double.
29087 * c-lex.c (interpret_float): Interpret constant with excess
29088 precision where appropriate.
29089 * c-opts.c (c_common_post_options): Set
29090 flag_excess_precision_cmdline. Give an error for
29091 -fexcess-precision=standard for C++ for processors where the
29092 option is significant.
29093 * c-parser.c (c_parser_conditional_expression): Handle excess
29094 precision in condition.
29095 * c-typeck.c (convert_arguments): Handle arguments with excess
29097 (build_unary_op): Move excess precision outside operation.
29098 (build_conditional_expr): Likewise.
29099 (build_compound_expr): Likewise.
29100 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29101 (build_modify_expr): Handle excess precision in RHS.
29102 (convert_for_assignment): Handle excess precision in converted
29104 (digest_init, output_init_element, process_init_element): Handle
29105 excess precision in initializer.
29106 (c_finish_return): Handle excess precision in return value.
29107 (build_binary_op): Handle excess precision in operands and add
29108 excess precision as needed for operation.
29109 * common.opt (-fexcess-precision=): New option.
29110 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29111 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29112 For standard excess precision, output explicit conversion to and
29113 truncation from XFmode.
29114 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29115 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29116 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29117 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29118 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29119 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29120 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29121 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29122 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29123 define_splits, sqrt<mode>2): Disable where appropriate for
29124 standard excess precision.
29125 * convert.c (convert_to_real): Do not shorten arithmetic to type
29126 for which excess precision would be used.
29127 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29128 * doc/invoke.texi (-fexcess-precision=): Document option.
29129 (-mfpmath=): Correct index entry.
29130 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29131 flag_excess_precision): New.
29132 * langhooks.c (lhd_post_options): Set
29133 flag_excess_precision_cmdline.
29134 * opts.c (common_handle_option): Handle -fexcess-precision=.
29135 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29136 init_excess_precision): New.
29137 (lang_dependent_init_target): Call init_excess_precision.
29138 * tree.c (excess_precision_type): New.
29139 * tree.h (excess_precision_type): Declare.
29141 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29144 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29145 non-lvalue to component.
29147 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29149 PR preprocessor/34695
29150 * Makefile.in (c-opts.o): Depend on c-tree.h.
29151 * c-common.c: Move down include of diagnostic.h.
29152 (done_lexing, c_cpp_error): New.
29153 * c-common.h (done_lexing): Declare.
29154 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29156 * c-opts.c: Include c-tree.h.
29157 (c_common_init_options): Set preprocessor error callback.
29158 (c_common_handle_option): Do not set preprocessor
29159 inhibit_warnings, warnings_are_errors, warn_system_headers,
29160 pedantic_errors or inhibit_warnings flags.
29161 (c_common_post_options): Do not check cpp_errors (parse_in).
29162 (c_common_finish): Do not output dependencies if there were
29163 errors. Do not check return value of cpp_finish.
29164 * c-ppoutput.c (pp_file_change): Set input_location.
29165 * c-tree.h (c_cpp_error): Declare.
29166 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29168 (diagnostic_build_prefix): Check override_column.
29169 * diagnostic.h (diagnostic_info): Add override_column field.
29170 (diagnostic_override_column): Define.
29172 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29174 * c-common.c (c_expand_expr, c_staticp): Remove.
29175 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29176 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29177 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29178 * c-gimplify.c (gimplify_compound_literal_expr,
29179 optimize_compound_literals_in_ctor): Remove.
29180 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29181 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29182 * c-semantics.c (emit_local_var): Remove.
29184 * langhooks-def.h (lhd_expand_expr): Remove.
29185 * langhooks.c (lhd_expand_expr): Remove.
29186 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29188 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29189 handling from c-semantics.c; don't call into langhook.
29190 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29191 * gimplify.c (gimplify_compound_literal_expr,
29192 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29193 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29194 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29195 as was done in c-gimplify.c.
29196 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29197 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29198 Move from c-common.h.
29199 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29201 * tree.c (staticp): Do not call langhook.
29202 * langhooks.c (lhd_staticp): Delete.
29203 * langhooks-def.h (lhd_staticp): Delete prototype.
29204 (LANG_HOOKS_STATICP): Delete.
29205 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29207 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29208 instead of DECL_STMTs.
29210 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29218 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29220 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29221 contained expression.
29222 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29223 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29224 conditional expressions for C.
29225 (decl_constant_value_for_optimization): Move from
29226 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29227 whether optimizing and that the expression is a VAR_DECL not of
29228 array type instead of doing such checks in the caller. Do not
29229 check pedantic. Call gcc_unreachable for C++.
29230 * c-common.def (C_MAYBE_CONST_EXPR): New.
29231 * c-common.h (c_fully_fold, c_save_expr,
29232 decl_constant_value_for_optimization): New prototypes.
29233 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29234 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29235 EXPR_INT_CONST_OPERANDS): Define.
29236 * c-convert.c (convert): Strip nops from expression.
29237 * c-decl.c (groktypename): Take extra parameters expr and
29238 expr_const_operands. Update call to grokdeclarator.
29239 (start_decl): Update call to grokdeclarator. Add statement for
29240 expressions used in type of decl.
29241 (grokparm): Update call to grokdeclarator.
29242 (push_parm_decl): Update call to grokdeclarator.
29243 (build_compound_literal): Add parameter non_const and build a
29244 C_MAYBE_COSNT_EXPR if applicable.
29245 (grokdeclarator): Take extra parameters expr and
29246 expr_const_operands. Track expressions used in declaration
29247 specifiers and declarators. Fold array sizes and track whether
29248 they are constant expressions and whether they are integer
29249 constant expressions.
29250 (parser_xref_tag): Set expr and expr_const_operands fields in
29252 (grokfield): Update call to grokdeclarator.
29253 (start_function): Update call to grokdeclarator.
29254 (build_null_declspecs): Set expr and expr_const_operands fields in
29256 (declspecs_add_type): Handle expressions in typeof specifiers.
29257 * c-parser.c (c_parser_declspecs): Set expr and
29258 expr_const_operands fields for declaration specifiers.
29259 (c_parser_enum_specifier): Likewise.
29260 (c_parser_struct_or_union_specifier): Likewise.
29261 (c_parser_typeof_specifier): Likewise. Update call to
29262 groktypename. Fold expression as needed. Return expressions with
29263 type instead of adding statements.
29264 (c_parser_attributes): Update calls to c_parser_expr_list.
29265 (c_parser_statement_after_labels): Fold expression before passing
29266 to objc_build_throw_stmt.
29267 (c_parser_condition): Fold expression.
29268 (c_parser_asm_operands): Fold expression.
29269 (c_parser_conditional_expression): Use c_save_expr. Update call
29270 to build_conditional_expr.
29271 (c_parser_alignof_expression): Update call to groktypename.
29272 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
29273 original_code. Fold expression argument of va_arg. Create
29274 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
29275 argument to va_arg. Update calls to groktypename. Fold array
29276 index for offsetof. Verify that first argument to
29277 __builtin_choose_expr has integer type.
29278 (c_parser_postfix_expression_after_paren_type): Update calls to
29279 groktypename and build_compound_literal. Handle expressions with
29280 side effects in type name.
29281 (c_parser_postfix_expression_after_primary): Update call to
29282 c_parser_expr_list. Set original_code for calls to
29283 __builtin_constant_p.
29284 (c_parser_expr_list): Take extra parameter fold_p. Fold
29285 expressions if requested.
29286 (c_parser_objc_type_name): Update call to groktypename.
29287 (c_parser_objc_synchronized_statement): Fold expression.
29288 (c_parser_objc_receiver): Fold expression.
29289 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
29290 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
29291 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
29292 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
29293 (struct c_typespec): Add elements expr and expr_const_operands.
29294 (struct c_declspecs): Add elements expr and expr_const_operands.
29295 (groktypename, build_conditional_expr, build_compound_literal):
29297 (in_late_binary_op): Declare.
29298 * c-typeck.c (note_integer_operands): New function.
29299 (in_late_binary_op): New variable.
29300 (decl_constant_value_for_broken_optimization): Move to c-common.c
29301 and rename to decl_constant_value_for_optimization.
29302 (default_function_array_conversion): Do not strip nops.
29303 (default_conversion): Do not call
29304 decl_constant_value_for_broken_optimization.
29305 (build_array_ref): Do not fold result.
29306 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
29307 result when operand is a VLA.
29308 (c_expr_sizeof_type): Update call to groktypename. Handle
29309 expressions included in type name. Use C_MAYBE_CONST_EXPR for
29310 result when operand names a VLA type.
29311 (build_function_call): Update call to build_compound_literal.
29312 Only fold result for calls to __builtin_* functions. Strip
29313 NOP_EXPR from INTEGER_CST returned from such functions. Fold
29314 the function designator.
29315 (convert_arguments): Fold arguments. Update call to
29316 convert_for_assignment.
29317 (build_unary_op): Handle increment and decrement of
29318 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
29319 decrement earlier. Fold operand of increment and decrement.
29320 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
29321 built for integer operand. Wrap returns that are INTEGER_CSTs
29322 without being integer constant expressions or that have integer
29323 constant operands without being INTEGER_CSTs.
29324 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
29325 (build_conditional_expr): Add operand ifexp_bcp. Track whether
29326 result is an integer constant expression or can be used in
29327 unevaluated parts of one and avoid folding and wrap as
29328 appropriate. Fold operands before possibly doing -Wsign-compare
29330 (build_compound_expr): Wrap result for C99 if operands can be used
29331 in integer constant expressions.
29332 (build_c_cast): Update call to digest_init. Do not ignore
29333 overflow from casting floating-point constants to integers. Wrap
29334 results that could be confused with integer constant expressions,
29335 null pointer constants or floating-point constants.
29336 (c_cast_expr): Update call to groktypename. Handle expressions
29337 included in type name.
29338 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
29339 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
29340 Update calls to convert_for_assignment.
29341 (convert_for_assignment): Take new parameter
29342 null_pointer_constant. Do not strip nops or call
29343 decl_constant_value_for_broken_optimization. Set
29344 in_late_binary_op for conversions to boolean.
29345 (store_init_value): Update call to digest_init.
29346 (digest_init): Take new parameter null_pointer_constant. Do not
29347 call decl_constant_value_for_broken_optimization. pedwarn for
29348 initializers not constant expressions. Update calls to
29349 convert_for_assignment.
29350 (constructor_nonconst): New.
29351 (struct constructor_stack): Add nonconst element.
29352 (really_start_incremental_init, push_init_level, pop_init_level):
29353 Handle constructor_nonconst and nonconst element.
29354 (set_init_index): Call constant_expression_warning for array
29356 (output_init_element): Fold value. Set constructor_nonconst as
29357 applicable. pedwarn for initializers not constant expressions.
29358 Update call to digest_init. Call constant_expression_warning
29359 where constant initializers are required.
29360 (process_init_element): Use c_save_expr.
29361 (c_finish_goto_ptr): Fold expression.
29362 (c_finish_return): Fold return value. Update call to
29363 convert_for_assignment.
29364 (c_start_case): Fold switch expression.
29365 (c_process_expr_stmt): Fold expression.
29366 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
29367 ensure statement expression is not evaluated in constant expression.
29368 (build_binary_op): Track whether results are integer constant
29369 expressions or may occur in such, disable folding and wrap results
29370 as applicable. Fold operands for -Wsign-compare warnings unless
29372 (c_objc_common_truthvalue_conversion): Handle results folded to
29373 integer constants that are not integer constant expressions.
29374 * doc/extend.texi: Document when typeof operands are evaluated,
29375 that condition of __builtin_choose_expr is an integer constant
29376 expression, and more about use of __builtin_constant_p in
29379 2009-03-29 Richard Guenther <rguenther@suse.de>
29381 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
29382 propagate addresses of array references.
29384 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
29386 * regmove.c (perhaps_ends_bb_p): Remove.
29387 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
29388 from INSN and check that the main loop stays within that basic block.
29389 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
29390 (regmove_forward_pass): Split out from regmove_optimize. Use
29391 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
29392 (regmove_backward_pass): Split out from regmove_optimize. Use
29393 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
29394 (regmove_optimize): Simplify.
29396 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29399 * config/i386/i386.c (classify_argument): Ignore flexible array
29400 member in struct and warn ABI change.
29402 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29404 * config/i386/i386-protos.h (ix86_agi_dependent): New.
29406 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
29407 (ix86_adjust_cost): Updated.
29409 2009-03-29 Jan Hubicka <jh@suse.cz>
29411 PR middle-end/28850
29412 * tree-pass.h (pass_cleanup_eh): New function.
29413 (remove_unreachable_regions): Break code handling RTL
29414 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
29415 that can not be reached by runtime.
29416 (can_be_reached_by_runtime): New function.
29417 (label_to_region_map): New function.
29418 (num_eh_regions): New function.
29419 (rtl_remove_unreachable_regions): New function.
29420 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
29421 (remove_eh_region): New function.
29422 * except.h: Include sbitmap and vecprim.
29423 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
29424 num_eh_regions): Declare.
29425 * passes.c (init_optimization_passes): Schedule cleanup_eh.
29426 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
29427 * tree-eh.c (tree_remove_unreachable_handlers): New function.
29428 (tree_empty_eh_handler_p): New function.
29429 (cleanup_empty_eh): New function.
29430 (cleanup_eh): New function.
29431 (pass_cleanup_eh): New function.
29433 2009-03-29 Jan Hubicka <jh@suse.cz>
29435 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
29436 for removed regions.
29438 2009-03-29 Jan Hubicka <jh@suse.cz>
29440 * except.c (dump_eh_tree): Dump all datastructures.
29442 2009-03-29 Jan Hubicka <jh@suse.cz>
29444 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
29445 (duplicate_eh_regions_1): Likewise.
29446 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
29447 vector; call EH verification.
29448 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29449 Be ready for region being removed.
29451 2009-03-29 Jan Hubicka <jh@suse.cz>
29453 * bitmap.c (bitmap_last_set_bit): New function.
29454 * bitmap.h (bitmap_last_set_bit): Declare.
29456 2009-03-29 David Ayers <ayers@fsfe.org>
29459 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
29460 by calling objc_compare_types and surpress warnings about
29461 incompatible C pointers that are compatible ObjC pointers.
29463 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
29465 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
29466 call initialize_inline_failed.
29467 (initialize_inline_failed): Move it from here ...
29468 * cgraph.c (initialize_inline_failed): ... to here.
29469 (cgraph_create_edge): Call initialize_inline_failed rather than
29470 setting inline_failed directly.
29472 2009-03-29 Ben Elliston <bje@au.ibm.com>
29475 * sysv4.opt (msdata): Improve comment.
29476 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
29477 * sysv4.h (SVR4_ASM_SPEC): Likewise.
29479 2009-03-29 Ben Elliston <bje@au.ibm.com>
29482 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
29483 load and store attributes.
29485 2009-03-29 Ben Elliston <bje@au.ibm.com>
29487 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
29488 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
29489 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
29490 * doc/extend.texi (X86 Built-in Functions): Add index entries for
29491 __builtin_infq and __builtin_huge_valq.
29493 2009-03-28 Anatoly Sokolov <aesok@post.ru>
29495 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
29497 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29498 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
29500 2009-03-28 Xinliang David Li <davidxl@google.com>
29502 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
29503 (do_dbg_cnt): New function.
29505 2009-03-28 Jan Hubicka <jh@suse.cz>
29507 Merge from pretty-ipa:
29509 2009-03-27 Jan Hubicka <jh@suse.cz>
29511 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29512 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
29513 * passes.c (function_called_by_processed_nodes_p): New.
29514 * ipa-pure-const.c (check_call): Fix handling of operands.
29515 (analyze_function): Dump debug output for skipped bodies.
29516 (local_pure_const): Use function_called_by_processed_nodes_p.
29517 * dwarf2out.c (reference_to_unused): Use output.
29518 * passes.c (do_per_function_toporder): Likewise.
29520 2008-11-12 Jan Hubicka <jh@suse.cz>
29522 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
29523 * ipa-pure-const.c (funct_state_d): Add can throw field; make
29524 state_set_in_source enum
29525 (check_decl): Ignore memory tags; do not set fake looping flags;
29527 (check_operand, check_tree, check_rhs_var, check_lhs_var,
29528 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
29529 (check_call, analyze_function): Rewrite.
29531 (add_new_function): Update call of analyze_function.
29532 (generate_summary): Add call of analyze_function.
29533 (propagate): Propagate can_throw; handle state_set_in_source correctly.
29534 (local_pure_const): New function.
29535 (pass_local_pure_const): New pass.
29536 * ipa-inline.c (inline_transform): Set after_inlining.
29537 * tree-eh.c (stmt_can_throw_external): New.
29538 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
29539 work with aliasing built.
29540 * tree-flow.h (stmt_can_throw_external): New.
29541 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
29542 and local pure/const pass in early and late optimization queue.
29544 2009-03-28 Martin Jambor <mjambor@suse.cz>
29546 * fold-const.c (get_pointer_modulus_and_residue): New parameter
29548 (fold_binary): Allow function decl aligment consideration is the
29549 second argument is integer constant one.
29550 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
29551 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
29552 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
29554 2009-03-28 Jan Hubicka <jh@suse.cz>
29556 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
29557 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
29558 * function.h (rtl_data): Add nothrow flag.
29559 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
29560 set DECL_NOTHROW for AVAILABLE functions.
29562 2009-03-28 Jakub Jelinek <jakub@redhat.com>
29564 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
29565 following vector keyword has expansion starting with pixel or bool
29566 keyword, expand vector to __vector and pixel or bool to __pixel or
29570 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
29571 warn_if_disallowed_function_p): Removed.
29572 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
29573 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
29574 warning_if_disallowed_function_p.
29575 * flags.h (warn_if_disallowed_function_p,
29576 warn_disallowed_functions): Removed.
29577 * common.opt (Wdisallowed-function-list=): Removed.
29578 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
29580 2009-03-28 Richard Guenther <rguenther@suse.de>
29582 PR tree-optimization/38723
29583 * tree-ssa-pre.c (compute_avail): Add all default definitions to
29586 2009-03-28 Jan Hubicka <jh@suse.cz>
29588 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
29589 test introduced by my previous patch.
29591 2009-03-28 Richard Guenther <rguenther@suse.de>
29593 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
29594 the PHIs value undefined.
29596 2009-03-28 Jan Hubicka <jh@suse.cz>
29598 * tree-pass.h (pass_fixup_cfg): New pass.
29599 * ipa-inline.c (inline_transform): Set
29600 always_inline_functions_inlined/after_inlining.
29601 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
29602 (pass_fixup_cfg): New pass.
29603 * passes.c (init_optimization_passes): Add fixup_cfg.
29605 2009-03-28 Richard Guenther <rguenther@suse.de>
29607 PR tree-optimization/38458
29608 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
29609 argument use the arguments copy-of value.
29611 2009-03-28 Richard Guenther <rguenther@suse.de>
29613 PR tree-optimization/38180
29614 * tree-ssa-ccp.c (get_default_value): Simplify.
29615 (likely_value): Likewise.
29616 (surely_varying_stmt_p): Properly handle VOP case.
29617 (ccp_initialize): Likewise.
29618 (ccp_fold): Handle propagating through *&.
29619 (fold_const_aggregate_ref): Also handle decls.
29621 2009-03-28 Jan Hubicka <jh@suse.cz>
29623 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29624 * cgraph.h (cgraph_node): Likewise.
29625 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
29626 (cgraph_reset_node): Use process flag.
29627 (cgraph_mark_functions_to_output): Likewise.
29628 (cgraph_expand_function): Likewise.
29629 (cgraph_expand_all_functions): Likewise.
29630 (cgraph_output_in_order): Likewise.
29631 * dwarf2out.c (reference_to_unused): Likewise.
29632 * passes.c do_per_function_toporder): Likewise.
29634 2009-03-28 Jan Hubicka <jh@suse.cz>
29636 Bring from lto-branch:
29638 2008-09-03 Doug Kwan <dougkwan@google.com>
29640 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
29641 enums instead of reason strings.
29642 * cgraph.c (cgraph_create_edge): Same.
29643 (cgraph_inline_failed_string): New function.
29644 * cgraph.h (cgraph_inline_failed_t): New enum type.
29645 (cgraph_inline_failed_string): New prototype.
29646 (struct cgraph_edge): Change type of INLINED_FAILED from constant
29647 char pointer to cgraph_inline_failed_t.
29648 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
29649 (cgraph_default_inline_p): Ditto.
29650 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
29651 to cgraph_inline_failed_t pointer.
29652 * cif-code.def: New file.
29653 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
29655 (cgraph_check_inline_limits): Change type of REASON to pointer to
29656 cgraph_inline_failed_t. Replace reason strings with enums.
29657 (cgraph_default_inline_p): Ditto.
29658 (cgraph_recursive_inlining_p): Ditto.
29659 (update_caller_keys): Change type of FAILED_REASON to
29660 cgraph_inline_failed_t.
29661 (cgraph_set_inline_failed): Change type of REASON to pointer to
29662 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
29663 convert enums to strings for text output.
29664 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
29665 to be of type cgraph_inline_failed_t. Replace reason strings with
29666 enums. Call cgraph_inline_failed_string to covert enums
29667 to strings for text output.
29668 (cgraph_decide_inlining): Replace reason strings with enums.
29669 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
29670 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
29672 * tree-inline.c (expand_call_inline): Change type of REASON
29673 to cgraph_inline_failed_t. Replace reason strings with enums.
29674 Call cgraph_inline_failed_string for text output.
29675 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
29678 2009-03-28 Jan Hubicka <jh@suse.cz>
29680 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
29681 cgraph_clone_node): Remove master clone handling.
29682 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29683 * cgraph.h (master_clone): Remove.
29684 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29685 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
29686 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
29688 2009-03-28 Jan Hubicka <jh@suse.cz>
29690 * cgraph.c (cgraph_function_body_availability): Functions declared
29691 inline are always safe to assume that it is not going to be replaced.
29693 2009-03-28 Richard Guenther <rguenther@suse.de>
29695 PR tree-optimization/38513
29696 * tree-ssa-pre.c (eliminate): Remove redundant stores.
29697 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
29698 EXC_PTR_EXPR and FILTER_EXPR.
29699 (get_ref_from_reference_ops): Likewise.
29701 2009-03-28 Richard Guenther <rguenther@suse.de>
29703 PR tree-optimization/38968
29704 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
29705 Use FLOOR_MOD_EXPR to compute misalignment.
29707 2009-03-28 Richard Guenther <rguenther@suse.de>
29709 PR tree-optimization/37795
29710 * tree.h (combine_comparisons): Declare.
29711 * fold-const.c (combine_comparisons): Export.
29712 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
29714 (ifcombine_iforif): Use combine_comparisons.
29716 2009-03-28 Jan Hubicka <jh@suse.cz>
29718 * tree-eh.c (inlinable_call_p): New function.
29719 (make_eh_edges): Use it.
29720 (verify_eh_edges): Use it.
29721 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
29722 * except.c (reachable_next_level): Add inlinable_function argument
29723 (sjlj_find_directly_reachable_regions): Update.
29724 (add_reachable_handler): Do not set saw_any_handlers.
29725 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
29726 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29727 Add new inlinable call parameter.
29728 (can_throw_internal, can_throw_external): Update.
29729 * except.h (can_throw_internal_1, can_throw_external_1,
29730 foreach_reachable_handler): Update declaration.
29732 2009-03-28 Joseph Myers <joseph@codesourcery.com>
29734 * config/arm/t-arm-coff, config/h8300/coff.h,
29735 config/i386/i386-aout.h, config/i386/i386-coff.h,
29736 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
29737 config/pdp11/2bsd.h, config/rs6000/aix41.h,
29738 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
29739 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
29740 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
29741 sys-types.h: Remove.
29742 * Makefile.in: Remove protoize and fixproto support and references
29744 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
29745 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
29747 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
29748 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
29749 unprotoize$(exeext).
29750 (rest.encap): Don't depend on $(STMP_FIXPROTO)
29751 (.PHONY): Don't depend on proto.
29752 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
29753 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
29754 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
29755 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
29756 build/gen-protos.o, build/scan.o, xsys-protos.h,
29757 build/fix-header$(build_exeext), build/fix-header.o,
29758 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
29759 stmp-install-fixproto): Remove.
29760 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
29761 SYSCALLS.c or fixproto files.
29762 (install-common): Don't install protoize.
29763 (install-headers-tar, install-headers-cpio, install-headers-cp):
29764 Don't depend on $(STMP_FIXPROTO).
29765 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
29766 install fixproto files or write out fixproto settings.
29767 (uninstall): Don't uninstall protoize.
29768 * config.gcc (use_fixproto): Remove.
29769 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
29770 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
29771 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
29772 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
29773 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
29774 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
29775 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
29776 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
29777 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
29778 * config/t-vxworks (STMP_FIXPROTO): Remove.
29779 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
29780 STMP_FIXPROTO): Remove.
29781 * config.in, configure: Regenerate.
29782 * crtstuff.c (gid_t, uid_t): Don't undefine.
29783 * doc/install.texi: Change m68k-coff to m68k-elf in example.
29784 (arm-*-coff, arm-*-aout: Remove target entries.
29785 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
29786 Remove mention of AIX 4.1.
29787 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
29788 * doc/invoke.texi (Running Protoize): Remove.
29789 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
29790 (Protoize Caveats): Remove.
29791 * tsystem.h: Update comments on headers assumed to exist.
29793 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
29795 * genautomata.c: Add a new year to the copyright. Add a new
29797 (struct insn_reserv_decl): Add comments for member bypass_list.
29798 (find_bypass): Remove.
29799 (insert_bypass): New.
29800 (process_decls): Use insert_bypass.
29801 (output_internal_insn_latency_func): Output all bypasses with the
29802 same input insn in one switch case.
29804 * rtl.def (define_bypass): Describe bypass choice.
29805 * doc/md.texi (define_bypass): Ditto.
29807 2009-03-27 Richard Guenther <rguenther@suse.de>
29809 * gimplify.c (mark_addressable): Export.
29810 * tree-flow.h (mark_addressable): Declare.
29811 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
29812 * tree-ssa.c (verify_phi_args): Verify that address taken
29813 variables have TREE_ADDRESSABLE set.
29815 2009-03-27 Richard Guenther <rguenther@suse.de>
29817 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
29818 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
29819 Do not mark decls TREE_ADDRESSABLE.
29820 (build_fold_addr_expr): Adjust.
29821 (fold_addr_expr): Remove.
29822 (fold_unary): Use build_fold_addr_expr.
29823 (fold_comparison): Likewise.
29824 (split_address_to_core_and_offset): Likewise.
29825 * coverage.c (tree_coverage_counter_addr): Mark the array decl
29827 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
29828 (gimplify_modify_expr_to_memcpy): Mark source and destination
29830 * omp-low.c (create_omp_child_function): Mark the object decl
29832 (lower_rec_input_clauses): Mark the var we take the address of
29834 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
29836 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29838 PR middle-end/39315
29839 * cfgexpand.c (expand_one_stack_var_at): Change alignment
29840 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
29842 2009-03-27 Richard Guenther <rguenther@suse.de>
29844 PR tree-optimization/39120
29845 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
29847 (handle_lhs_call): Process return constraints. Add escape
29848 constraints if necessary.
29849 (handle_const_call): Fill out return constraints. Make nested
29850 case more precise. Avoid consttmp if possible.
29851 (handle_pure_call): Fill out return constraints. Avoid
29852 callused if possible.
29853 (find_func_aliases): Simplify call handling.
29855 2009-03-27 Richard Guenther <rguenther@suse.de>
29857 PR tree-optimization/39120
29858 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
29859 as a representative.
29860 (solve_graph): Do propagate CALLUSED.
29861 (handle_pure_call): Use a scalar constraint from CALLUSED for
29863 (find_what_p_points_to): CALLUSED shall not appear in poins-to
29866 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29869 * c-common.c (handle_aligned_attribute): Properly check alignment
29870 overflow. Use (1U << i) instead of (1 << i).
29872 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
29874 * expr.h (get_mem_align_offset): Updated.
29876 * tree.h (tree_decl_common): Change align to "unsigned int" and
29877 move it before pointer_alias_set.
29879 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29880 Jakub Jelinek <jakub@redhat.com>
29883 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
29884 gr_register_operand with gr_reg_or_0_operand.
29885 (cmpxchg_rel_di): Likewise.
29886 (sync_lock_test_and_set<mode>): Likewise.
29888 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29890 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
29891 (true_regnum): Likewise.
29893 * rtlanal.c (subreg_info): Moved to ...
29894 * rtl.h (subreg_info): Here. New.
29895 (subreg_get_info): New.
29897 * rtlanal.c (subreg_get_info): Make it extern.
29899 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29902 * config/i386/i386.c (ix86_abi): New.
29903 (override_options): Handle -mabi=.
29904 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
29905 (ix86_call_abi_override): Likewise.
29906 (init_cumulative_args): Likewise.
29907 (function_arg_advance): Likewise.
29908 (function_arg_64): Likewise.
29909 (function_arg): Likewise.
29910 (ix86_pass_by_reference): Likewise.
29911 (ix86_function_value_regno_p): Likewise.
29912 (ix86_build_builtin_va_list_abi): Likewise.
29913 (setup_incoming_varargs_64): Likewise.
29914 (is_va_list_char_pointer): Likewise.
29915 (ix86_init_machine_status): Likewise.
29916 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
29917 (ix86_function_type_abi): Return enum calling_abi. Rewrite
29918 for 64bit. Replace DEFAULT_ABI with ix86_abi.
29919 (ix86_function_abi): Make it static and return enum calling_abi.
29920 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
29922 (ix86_fn_abi_va_list): Updated.
29924 * config/i386/i386.h (ix86_abi): New.
29925 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
29926 (CONDITIONAL_REGISTER_USAGE): Likewise.
29927 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
29928 (machine_function): Likewise.
29930 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29932 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29933 (STACK_BOUNDARY): Likewise.
29934 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29936 * config/i386/i386.opt (mabi=): New.
29938 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29939 return enum calling_abi.
29940 (ix86_function_type_abi): Likewise.
29941 (ix86_function_abi): Removed.
29943 * doc/invoke.texi: Document -mabi= option for x86.
29945 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29947 * builtins.c (real_dconstp): Delete.
29948 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29950 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29951 Jakub Jelinek <jakub@redhat.com>
29954 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29955 (gen_subprogram_die): When a function is explicit, generate the
29956 DW_AT_explicit attribute.
29957 * langhooks.h (struct lang_hooks_for_decls): Add
29958 function_decl_explicit_p langhook.
29959 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29960 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29962 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29964 * builtins.c (fold_builtin_memory_op): Optimize memmove
29965 into memcpy if we can prove source and destination don't overlap.
29967 * tree-inline.c: Include gt-tree-inline.h.
29968 (clone_fn_id_num): New variable.
29969 (clone_function_name): New function.
29970 (tree_function_versioning): Use it.
29971 * Makefile.in (GTFILES): Add tree-inline.c.
29973 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29975 * BASE-VER: Change to 4.5.0.
29977 2009-03-27 Xinliang David Li <davidxl@google.com>
29979 PR tree-optimization/39557
29980 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29982 2009-03-27 Xinliang David Li <davidxl@google.com>
29984 PR tree-optimization/39548
29985 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29988 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29990 * c-common.c (pointer_int_sum): Use %wd on return from
29993 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29995 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29996 on return from tree_low_cst.
29998 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30001 * ginclude/stdarg.h (va_copy): Define also for
30002 __GXX_EXPERIMENTAL_CXX0X__.
30004 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30007 * builtins.h (c_strlen): Do not warn here.
30008 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30009 * c-common.c (pointer_int_sum): Take an explicit location.
30010 Warn about offsets out of bounds.
30011 * c-common.h (pointer_int_sum): Adjust declaration.
30013 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30015 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30018 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30021 * opts.c (warn_if_disallowed_function_p): Don't assume
30022 get_callee_fndecl must return non-NULL.
30024 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30026 PR rtl-optimization/39522
30027 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30028 when reg_reloaded_valid is set.
30030 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30032 * config/spu/divv2df3.c: New file.
30033 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30034 (DPBIT_FUNCS): Filter out _div_df.
30036 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30038 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30039 a jump insn, count that jump in the distance to the loop start.
30041 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30044 * config/sh/sh.c (calc_live_regs): Fix condition for global
30045 registers except PIC_OFFSET_TABLE_REGNUM.
30047 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30050 * doc/invoke.texi (-mconsole): New.
30052 (-mno-cygwin): New.
30054 (-mnop-fun-dllimport): New.
30058 (sub section "i386 and x86-64 Windows Options"): New.
30060 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30062 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30063 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30065 2009-03-25 Richard Guenther <rguenther@suse.de>
30067 PR middle-end/39497
30068 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30071 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30073 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30074 neither of haifa/selective schedulers are working.
30076 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30078 * doc/invoke.texi (Debugging Options): Fix description of
30079 -fno-merge-debug-strings.
30081 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30083 * config/cris/libgcc.ver: New version-script.
30084 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30086 * configure.ac <GAS features, nop mnemonic>: Add pattern
30087 crisv32-*-* for "nop".
30088 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30089 * configure: Regenerate.
30091 2009-03-24 Ira Rosen <irar@il.ibm.com>
30093 PR tree-optimization/39529
30094 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30095 mark_sym_for_renaming for the tag copied to the new vector
30098 2009-03-24 Arthur Loiret <aloiret@debian.org>
30100 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30101 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30102 EXTRA_SPEC_FUNCTIONS.
30103 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30104 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30105 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30106 -march and -mtune options.
30108 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30110 * config/m68k/t-rtems: Add m5329 multilib.
30112 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30113 Jakub Jelinek <jakub@redhat.com>
30116 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30119 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30122 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30123 instead of c_parser_expression_conv, if original_code isn't one of the
30124 4 allowed comparison codes, fail.
30126 2009-03-23 Richard Guenther <rguenther@suse.de>
30128 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30129 * tree.h (struct tree_type): Likewise.
30130 * reload.h (struct insn_chain): Likewise.
30131 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30132 * function.h (struct function): Likewise.
30133 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30135 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30137 PR tree-optimization/39516
30138 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30140 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30142 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30143 should be set true if BITS_PER_WORD of target is bigger than 32
30145 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30147 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30148 Translate -B-options to -rpath-link. Correct existing
30149 rpath-link and conditionalize on !nostdlib.
30151 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30153 * doc/extend.texi (Function Attributes, Variable Attributes):
30155 * doc/invoke.texi (Debugging Options, Optimize Options)
30156 (i386 and x86-64 Options, MCore Options): Likewise.
30158 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30161 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30162 it for block local namespace aliases.
30163 (gen_decl_die): Pass context_die to gen_namespace_die.
30165 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30168 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30169 minimum or maximum value.
30171 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30173 * reginfo.c (globalize_reg): Recompute derived reg sets.
30175 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30178 * libgcc2.c (mprotect): Do not use signed arguments for
30179 VirtualProtect, use DWORD arguments. Also fix the 'may
30180 be used uninitialized' warning for the np variable.
30182 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30185 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30186 functions using regparm calling conventions when not optimizing.
30187 (ix86_function_sseregparm): Similarly for sseregparm calling
30190 2009-03-19 Li Feng <nemokingdom@gmail.com>
30192 PR middle-end/39500
30193 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30194 dependence if the first conflict is after niter iterations.
30196 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30198 PR middle-end/38609
30199 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30200 functions with dynamic stack-pointer adjustments.
30202 2009-03-19 Ben Elliston <bje@au.ibm.com>
30204 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30205 option; change to -msdata=data.
30207 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30209 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30212 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30215 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30217 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30219 * doc/invoke.texi (Code Gen Options): Expand discussion of
30222 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30224 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30225 * matrix-reorg.c (struct matrix_info): Likewise.
30226 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30227 * rtl.h (struct mem_attrs): Likewise.
30228 * df.h (struct df): Likewise.
30229 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30230 * ira-int.h (struct ira_allocno): Likewise.
30231 * df-scan.c (struct df_collection_rec): Likewise.
30232 * ira.c (struct equivalence): Likewise.
30233 * function.c (struct temp_slot): Likewise.
30234 * cfgloop.h (struct loop): Likewise.
30237 * function.c (use_register_for_decl): When not optimizing, disregard
30238 register keyword for variables with types containing methods.
30240 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30242 PR middle-end/39447
30243 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30244 (is_simple_operand): Call contains_component_ref_p before calling data
30245 reference analysis that would fail on COMPONENT_REFs.
30247 * tree-vrp.c (search_for_addr_array): Fix formatting.
30249 2009-03-18 Richard Guenther <rguenther@suse.de>
30251 * tree-vect-transform.c (vect_loop_versioning): Fold the
30252 generated comparisons.
30253 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30254 (slpeel_tree_peel_loop_to_edge): Likewise.
30256 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30258 PR middle-end/37805
30259 * opts.c (print_specific_help): In addition to `undocumented',
30260 accept `separate' and `joined' flags if passed alone. Describe
30261 output by the first matched one of those.
30262 (common_handle_option): Skip over empty strings.
30263 * gcc.c (display_help): Fix help string for `--help='.
30264 * doc/invoke.texi (Option Summary, Overall Options): With
30265 `--help=', classes and qualifiers can both be repeated, but
30266 only the latter can be negated. One should not pass only
30267 negated qualifiers. Fix markup and examples.
30270 2008-10-14 Jakub Jelinek <jakub@redhat.com>
30271 PR middle-end/37805
30272 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
30273 and -fhelp=separate.
30275 2009-03-17 Jing Yu <jingyu@google.com>
30277 PR middle-end/39378
30278 * function.h (struct rtl_data): Move is_thunk from here...
30279 (struct function): ...to here.
30280 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
30281 * varasm.c (assemble_start_function): Change is_thunk from crtl to
30283 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
30285 (alpha_does_function_need_gp, alpha_start_function): Likewise.
30286 (alpha_output_function_end_prologue): Likewise.
30287 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
30288 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
30289 (rs6000_output_function_epilogue): Likewise.
30290 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
30292 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
30295 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
30296 from different units in a single alternative.
30297 (*truncdfsf_i387): Ditto.
30298 (*truncxfsf2_mixed): Ditto.
30299 (*truncxfdf2_mixed): Ditto.
30301 2009-03-17 Jakub Jelinek <jakub@redhat.com>
30303 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
30304 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
30307 * tree-ssa-live.c (remove_unused_locals): Don't remove local
30308 unused non-artificial variables when not optimizing.
30311 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
30312 DW_TAG_imported_module even if decl is IMPORTED_DECL with
30313 NAMESPACE_DECL in its DECL_INITIAL.
30315 PR middle-end/39443
30316 * optabs.c (set_user_assembler_libfunc): New function.
30317 * expr.h (set_user_assembler_libfunc): New prototype.
30318 * c-common.c: Include libfuncs.h.
30319 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
30320 for memcmp, memset, memcpy, memmove and abort.
30321 * Makefile.in (c-common.o): Depend on libfuncs.h.
30324 * dwarf2out.c (gen_inlined_enumeration_type_die,
30325 gen_inlined_structure_type_die, gen_inlined_union_type_die,
30326 gen_tagged_type_instantiation_die): Removed.
30327 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
30330 2009-03-17 Janis Johnson <janis187@us.ibm.com>
30333 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
30335 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
30336 (check-parallel-%): Ditto.
30337 (check-consistency): Ditto.
30339 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
30341 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
30342 local variable rhs by NULL_TREE.
30344 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30347 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
30349 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30352 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
30354 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30357 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
30358 for ms->sysv ABI calls only in 64bit mode.
30360 * config/i386/i386.md (untyped_call): Support 32bit.
30362 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
30364 * doc/extend.texi: Replace x86_65 with x86_64.
30366 2009-03-16 Jakub Jelinek <jakub@redhat.com>
30368 PR tree-optimization/39455
30369 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
30370 mismatches for POINTER_TYPE_P (type).
30371 (number_of_iterations_le): Likewise.
30373 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30375 * config/picochip/picochip.c: Removed profiling support.
30376 * config/picochip/picochip.md: Removed profiling instruction.
30377 * config/picochip/picochip.h: Removed profiling builtin.
30379 2009-03-16 Joseph Myers <joseph@codesourcery.com>
30381 * doc/install.texi (--with-host-libstdcxx): Document.
30383 2009-03-14 Anatoly Sokolov <aesok@post.ru>
30386 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
30387 generate a warning if the function name does not begin with
30388 "__vector" and the function has either the 'signal' or 'interrupt'
30389 attribute, from here to ...
30390 (avr_declare_function_name): ...here. New function.
30391 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
30392 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
30394 2009-03-14 Jakub Jelinek <jakub@redhat.com>
30397 * cse.c (fold_rtx): Don't modify original const_arg1 when
30398 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
30399 separate variable instead.
30400 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
30401 from out of range shift counts.
30402 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
30404 2009-03-13 Catherine Moore <clm@codesourcery.com>
30406 * config/i386/x-mingw32 (host-mingw32.o): Replace
30407 diagnostic.h with $(DIAGNOSTIC_H).
30409 2009-03-12 Jakub Jelinek <jakub@redhat.com>
30412 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
30414 * config/i386/sync.md (sync_compare_and_swap<mode>,
30415 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
30416 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
30418 (sync_double_compare_and_swapdi_pic,
30419 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
30420 cmpxchg8b_pic_memory_operand instead of just memory_operand.
30422 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30425 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
30427 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30430 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30431 (avx_addsubv4df3): Likewise.
30432 (*avx_addsubv4sf3): Likewise.
30433 (sse3_addsubv4sf3): Likewise.
30435 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30438 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
30440 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
30443 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
30444 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
30445 registers for allocnos created from user-defined variables.
30447 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30450 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
30451 of non-integer mode as well.
30453 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
30455 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
30456 for functions for which the parameter types are unknown.
30458 2009-03-11 Jakub Jelinek <jakub@redhat.com>
30461 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
30462 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
30463 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
30464 * config/i386/i386.c (ix86_local_alignment): For
30465 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
30466 long long variables on the stack to avoid dynamic realignment.
30467 Allow the first argument to be a decl rather than type.
30468 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
30470 2009-03-11 Nick Clifton <nickc@redhat.com>
30473 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30475 Add description to mno-lsim option.
30476 * config/mcore/mcore.h: Remove comment about deprecated m4align
30478 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
30479 * doc/invoke.texi: Add description of mno-lsim and
30480 mstack-increment options.
30482 * config/fr30/fr30.opt: Document the -mno-lsim option.
30483 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
30484 and -mno-lsim options.
30486 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30488 * fold-const.c (fold_comparison): Only call fold_inf_compare
30489 if the mode supports infinities.
30491 2009-03-11 Jason Merrill <jason@redhat.com>
30494 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
30495 end already did. Notice GIMPLE_CALL modifications of the result.
30496 Don't copy debug information from an ignored decl or a decl from
30499 2009-03-10 Richard Guenther <rguenther@suse.de>
30500 Nathan Froyd <froydnj@codesourcery.com>
30502 PR middle-end/37850
30503 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
30504 (__divMODE3): Likewise.
30506 2009-03-09 Jakub Jelinek <jakub@redhat.com>
30508 PR tree-optimization/39394
30509 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
30510 DECL_SIZE_UNIT of variable length FIELD_DECLs.
30512 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30514 * recog.c (verfiy_changes): Disallow renaming of hard regs in
30515 inline asms for register asm ("") declarations.
30517 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
30519 * fold-const.c (fold_unary): Fix comment.
30521 2009-03-07 Jan Hubicka <jh@suse.cz>
30524 * tree-inline.c (setup_one_parameter): Do replacement of const
30525 argument by constant in SSA form.
30527 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30529 PR middle-end/38028
30530 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
30531 determine alignment passed to assign_stack_local.
30532 (assign_parms_unsplit_complex): Likewise.
30533 * except.c (sjlj_build_landing_pads): Likewise.
30535 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30537 PR middle-end/39360
30538 * tree-flow.h (add_referenced_var): Return bool instead of void.
30539 * tree-dfa.c (add_referenced_var): Return result of
30540 referenced_var_check_and_insert call.
30541 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
30542 of referenced_var_check_and_insert.
30545 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
30546 (gen_variable_die): Emit DW_AT_location on abstract static variable's
30547 DIE, don't emit it if abstract origin already has it.
30548 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
30549 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
30551 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
30553 * genpreds.c (needs_variable): Fix parentheses at variable name
30555 (write_tm_constrs_h): Indent generated code.
30557 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30559 * doc/extend.texi (Function Attributes): Add documentation
30560 for isr attributes.
30562 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30565 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
30566 take locus from its DECL_SOURCE_LOCATION instead of input_location.
30568 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
30570 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
30573 2009-03-05 Jakub Jelinek <jakub@redhat.com>
30576 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
30577 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
30579 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
30581 * config/i386/i386.md (R8_REG, R9_REG): New constants.
30582 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
30583 constants instead of magic numbers.
30584 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
30586 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
30587 (x86_64_ms_abi_int_parameter_registers): Ditto.
30588 (x86_64_int_return_registers): Ditto.
30589 (ix86_maybe_switch_abi): Ditto.
30590 (ix86_expand_call): Ditto for clobbered_registers array.
30591 (ix86_hard_regno_mode_ok): Ditto.
30592 (x86_extended_QIreg_mentioned_p): Ditto.
30594 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
30596 PR tree-optimization/39349
30597 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
30599 * combine.c (gen_lowpart_for_combine): Use omode when generating
30602 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
30604 PR rtl-optimization/39235
30605 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
30607 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30609 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
30611 2009-03-04 Richard Guenther <rguenther@suse.de>
30613 PR tree-optimization/39362
30614 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
30615 that occur in abnormal PHIs should be varying.
30617 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30619 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
30621 (simple_iv): Take loop as an argument instead of statement.
30622 * tree-scalar-evolution.h (simple_iv): Declaration changed.
30623 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
30625 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
30627 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
30628 * matrix-reorg.c (analyze_transpose): Ditto.
30629 * tree-data-ref.c (dr_analyze_innermost): Ditto.
30630 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
30631 * tree-predcom.c (ref_at_iteration): Ditto.
30632 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
30634 2009-03-04 Richard Guenther <rguenther@suse.de>
30636 PR tree-optimization/39358
30637 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
30638 escaped_id and callused_id.
30639 (solve_graph): Likewise.
30641 2009-03-04 Richard Guenther <rguenther@suse.de>
30643 PR tree-optimization/39339
30644 * tree-sra.c (try_instantiate_multiple_fields): Make it
30645 no longer ICE on the above.
30647 2009-03-03 Joseph Myers <joseph@codesourcery.com>
30649 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
30650 that fits within Pmode.
30652 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30654 PR middle-end/10109
30655 * tm.texi (LIBCALL_VALUE): Update description.
30657 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30659 PR middle-end/34443
30660 * doc/extend.texi (section): Update description.
30662 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
30664 PR middle-end/39345
30665 * tree-inline.c (remapped_type): New.
30666 (can_be_nonlocal): Call remapped_type instead of remap_type.
30668 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30671 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
30672 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
30674 2009-03-03 Richard Guenther <rguenther@suse.de>
30676 PR middle-end/39272
30677 * tree.c (tree_nonartificial_location): New function.
30678 * tree.h (tree_nonartificial_location): Declare.
30679 * builtins.c (expand_builtin_memory_chk): Provide location
30680 of the call location for artificial function pieces.
30681 (maybe_emit_chk_warning): Likewise.
30682 (maybe_emit_sprintf_chk_warning): Likewise.
30683 (maybe_emit_free_warning): Likewise.
30684 * expr.c (expand_expr_real_1): Likewise.
30686 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30688 PR tree-optimization/39343
30689 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
30690 COMPONENT_REF t has ARRAY_TYPE.
30692 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
30694 PR middle-end/39335
30695 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
30696 when the type precision of the induction variable should be
30697 larger than the type precision of nit.
30698 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
30699 * graphite.c (graphite_loop_normal_form): Same.
30700 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
30702 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30704 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
30705 (*call_1_rex64_ms_sysv): Use named constants instead of magic
30706 numbers to describe clobbered registers.
30707 (*call_value_0_rex64_ms_sysv): Ditto.
30708 * config/i386/mmx.md (mmx_emms): Ditto.
30709 (mmx_femms): Ditto.
30711 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
30713 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
30716 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30718 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
30719 (spu_section_type_flags): New function.
30721 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30723 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
30724 reg_class_contents of FLOAT_REGS into a temporary.
30726 2009-03-02 Richard Guenther <rguenther@suse.de>
30727 Ira Rosen <irar@il.ibm.com>
30729 PR tree-optimization/39318
30730 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
30731 information to the vectorized statement.
30733 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
30735 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
30736 variable. Use defined names instead of magic constants for REX SSE
30739 2009-03-01 Richard Guenther <rguenther@suse.de>
30741 PR tree-optimization/39331
30742 * omp-low.c (lower_send_shared_vars): Do not receive new
30743 values for the reference of DECL_BY_REFERENCE parms or results.
30745 2009-03-01 Jan Hubicka <jh@suse.cz>
30748 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
30749 BLOCK_NONLOCALIZED_VAR): New macros.
30750 (tree_block): Add nonlocalized_vars.
30751 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
30752 gen_decl_die): Add origin argument. Allow generation of die with
30753 origin at hand only.
30754 (gen_member_die, gen_type_die_with_usage, force_decl_die,
30755 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
30757 (gen_block_die): Fix checking for unused blocks.
30758 (process_scope_var): Break out from .... ; work with origins only.
30759 (decls_for_scope) ... here; process nonlocalized list.
30760 (dwarf2out_ignore_block): Look for nonlocalized vars.
30761 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
30763 (dump_scope_block): Dump them.
30764 * tree-inline.c (remap_decls): Handle nonlocalized vars.
30765 (remap_block): Likewise.
30766 (can_be_nonlocal): New predicate.
30767 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
30769 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30771 * configure: Regenerate.
30773 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30775 * optc-gen.awk: No need to duplicate option flags twice.
30776 Reuse help texts for duplicate options which do not have any.
30778 * gcc.c (display_help): Document --version.
30780 * gcc.c (main): If print_help_list and verbose_flag, ensure
30781 driver output comes before subprocess output.
30783 * optc-gen.awk: Assign all remaining fields to help string,
30784 space-separated, for multi-line help in *.opt.
30786 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
30787 -Wno-pedantic-ms-format is for MinGW targets only.
30789 * doc/options.texi (Option file format): Fix bad indentation,
30790 restoring dropped sentence.
30792 2009-02-28 Jan Hubicka <jh@suse.cz>
30794 * tree-inline.c (tree_function_versioning): Output debug info.
30796 2009-02-28 Jan Hubicka <jh@suse.cz>
30799 * tree-inline.c (setup_one_parameter): Do not copy propagate
30800 arguments when not optimizing.
30802 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
30805 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30806 (avx_addsubv4df3): Likewise.
30807 (*avx_addsubv4sf3): Likewise.
30808 (sse3_addsubv4sf3): Likewise.
30809 (*avx_addsubv2df3): Likewise.
30810 (sse3_addsubv2df3): Likewise.
30811 (avx_unpckhps256): Correct item selectors.
30812 (avx_unpcklps256): Likewise.
30813 (avx_unpckhpd256): Likewise.
30814 (avx_unpcklpd256): Likewise.
30816 2009-02-28 Jan Hubicka <jh@suse.cz>
30818 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
30820 (copy_arguments_for_versioning): If var is declared don't declare it.
30821 (tree_function_versioning): First setup substitutions and then copy
30824 2009-02-27 Jan Hubicka <jh@suse.cz>
30827 * cgraph.h (varpool_output_debug_info): Remove.
30828 * cgraphunit.c (varpool_output_debug_info): Remove.
30829 * dwarf2out.c (deferred_locations_struct): New struct
30830 (deferred_locations): New type.
30831 (deferred_locations_list): New static var.
30832 (deffer_location): New function.
30833 (gen_variable_die): Use it.
30834 (decls_for_scope): Output info on local static vars.
30835 (dwarf2out_finish): Process deferred locations.
30836 * varpool.c (varpool_output_debug_info): Remove.
30838 2009-02-27 Jan Hubicka <jh@suse.cz>
30841 * tree.h (TREE_PROTECTED): Fix comment.
30842 (BLOCK_HANDLER_BLOCK): Remove.
30843 (struct tree_block): Remove handler_block add body_block.
30844 (inlined_function_outer_scope_p): New.
30845 (is_body_block): Remove.
30846 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
30847 * dwarf2out.c (is_inlined_entry_point): Remove.
30848 (add_high_low_attributes): Use inlined_function_outer_scope_p.
30849 (gen_block_die): Use is_inlined_entry_point check. Remove body block
30851 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
30852 * gimplify.c (gimplify_expr): Gimplify body blocks.
30853 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
30854 block with multiple subblocks.
30855 (dump_scope_block): Prettier output; dump more flags and info.
30856 (dump_scope_blocks): New.
30857 (remove_unused_locals): Use dump_scope_blocks.
30858 * tree-flow.h (dump_scope_blocks): Declare.
30859 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
30860 * stmt.c (is_body_block): Remove.
30861 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
30862 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
30864 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
30866 PR middle-end/39308
30867 * graphite.c (graphite_loop_normal_form): Do not call
30868 number_of_iterations_exit from a gcc_assert.
30870 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30872 * config/s390/s390.c (s390_swap_cmp): Look for conditional
30873 jumps if COND is NULL.
30874 (find_cond_jump): New function.
30875 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
30876 * config/s390/s390.md: Remove z10_cobra attribute value.
30878 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
30880 * config/alpha/alpha.h (alpha_expand_mov): Return false if
30881 force_const_mem returns NULL_RTX.
30883 2009-02-26 Jan Hubicka <jh@suse.cz>
30886 * cgraph.h (varpool_output_debug_info): Remove.
30887 * cgraphunit.c (varpool_output_debug_info): Remove.
30888 * dwarf2out.c (deferred_locations_struct): New struct
30889 (deferred_locations): New type.
30890 (deferred_locations_list): New static var.
30891 (deffer_location): New function.
30892 (gen_variable_die): Use it.
30893 (decls_for_scope): Output info on local static vars.
30894 (dwarf2out_finish): Process deferred locations.
30895 * varpool.c (varpool_output_debug_info): Remove.
30897 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
30899 PR rtl-optimization/39241
30900 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
30901 to subreg_offset_representable_p.
30903 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30905 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
30906 execute function prototype. Get f and nregs from max_reg_num
30907 and get_insns. Remove the first backward pass as it's dead,
30908 guard the forward pass by flag_expensive_optimizations.
30909 (rest_of_handle_regmove): Delete.
30910 (pass_regmove): Replace it with regmove_optimize.
30912 2009-02-25 Martin Jambor <mjambor@suse.cz>
30914 PR tree-optimization/39259
30915 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
30916 calls_alloca function flags.
30917 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
30918 calls are detected.
30920 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30922 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
30923 flags_set_1_rtx, flags_set_1_set): Delete.
30924 (regmove_optimize): Do not call mark_flags_life_zones.
30926 2009-02-24 Julian Brown <julian@codesourcery.com>
30929 * config/arm/arm.c (require_pic_register): Only set
30930 cfun->machine->pic_reg once per function.
30932 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30934 * doc/invoke.texi (Link Options): Document an easier way to pass
30935 options that take arguments to the GNU linker using -Xlinker and -Wl.
30937 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30940 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30942 2009-02-24 Richard Guenther <rguenther@suse.de>
30945 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30947 2009-02-24 Richard Guenther <rguenther@suse.de>
30948 Zdenek Dvorak <ook@ucw.cz>
30950 PR tree-optimization/39233
30951 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30952 from converting them to a generic type.
30954 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30956 PR tree-optimization/39260
30957 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30958 contains a condition with a real type.
30959 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30961 2009-02-23 Jason Merrill <jason@redhat.com>
30964 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30965 narrowing_initializer_constant_valid_p.
30966 (narrowing_initializer_constant_valid_p): Don't return
30967 null_pointer_node for adding a pointer to itself.
30969 2009-02-23 Jan Hubicka <jh@suse.cz>
30972 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30975 2009-02-23 Jan Hubicka <jh@suse.cz>
30977 PR tree-optimization/37709
30978 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30979 * tree.h (block_ultimate_origin): Declare.
30980 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30981 * tree-ssa-live.c (remove_unused_scope_block_p):
30982 Eliminate blocks containig no instructions nor live variables nor
30984 (dump_scope_block): New function.
30985 (remove_unused_locals): Enable removal of dead blocks by default;
30986 enable dumping at TDF_DETAILS.
30988 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30990 * config/i386/i386.c (classify_argument): Don't allow COImode
30992 (function_arg_advance_32): Don't allow OImode.
30993 (function_arg_32): Likewise.
30994 (function_value_32): Likewise.
30995 (return_in_memory_32): Likewise.
30996 (function_arg_64): Remove OImode comment.
30998 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31001 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31002 ix86_expand_vector_set for V4DImode in 64bit mode only.
31003 (ix86_expand_vector_init_one_var): Likewise.
31005 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31007 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31009 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31012 * loop-iv.c: Revert last change.
31013 * emit-rtl.c: Likewise.
31015 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31018 * config/i386/i386.c (type_natural_mode): Remove an extra
31019 space in the warning message.
31020 (function_value_32): Handle 32-byte vector modes.
31021 (return_in_memory_32): Likewise.
31023 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31025 * loop-iv.c (truncate_value): New function.
31026 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31028 (lowpart_subreg): Move to...
31029 * emit-rtl.c: ...here.
31031 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31033 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31034 accidental and undocumented change at revision 140860.
31036 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31038 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31039 take gimple_seq * arguments.
31040 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31041 types_compatible_p langhook.
31043 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31044 Joseph Myers <joseph@codesourcery.com>
31046 * config/arm/arm.c (arm_builtin_va_list): New function.
31047 (arm_expand_builtin_va_start): Likewise.
31048 (arm_gimplify_va_arg_expr): Likewise.
31049 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31050 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31051 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31052 (va_list_type): New variable.
31053 (arm_mangle_type): Mangle va_list_type appropriately.
31055 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31057 PR middle-end/39157
31058 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31059 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31060 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31061 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31062 parameter to 1000 for -O1 by default.
31063 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31065 * loop-invariant.c: Include params.h.
31066 (move_loop_invariants): Don't call move_single_loop_invariants on
31069 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31071 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31072 offset when calculating bounds for indexing stack_usage_map. Fixes
31073 a buffer overflow with certain target setups.
31075 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31078 * calls.c (expand_call): Clear try_tail_call if caller and callee
31079 disagree in promotion of function return value.
31081 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31084 * c-common.c (c_determine_visibility): If visibility changed and
31085 DECL_RTL has been already set, call make_decl_rtl to update symbol
31088 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31091 * varasm.c (assemble_variable): Don't check DECL_NAME when
31092 globalizing a variable.
31094 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31097 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31098 expression before any __builtin_trap call.
31099 * c-typeck.c (build_function_call): Convert and check function
31100 arguments before generating a call to a trap. Evaluate the
31101 function arguments before the trap.
31103 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31106 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31107 (UNSPEC_FXAM_MEM): New unspec.
31108 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31109 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31110 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31112 2009-02-19 Richard Guenther <rguenther@suse.de>
31114 PR tree-optimization/39207
31115 PR tree-optimization/39074
31116 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31117 storedanything_tree): New.
31118 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31119 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31120 (build_succ_graph): Add edges from STOREDANYTHING to all
31122 (init_base_vars): Initialize STOREDANYTHING.
31123 (compute_points_to_sets): Free substitution info after
31124 building the succ graph.
31125 (ipa_pta_execute): Likewise.
31127 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31129 (do_ds_constraint): Do not add to special var or non-pointer
31131 (type_could_have_pointers): Split out from ...
31132 (could_have_pointers): ... here. For arrays use the element type.
31133 (create_variable_info_for): Initialize may_have_pointers.
31134 (new_var_info): Likewise.
31135 (handle_lhs_call): Make the HEAP variable unknown-sized.
31136 (intra_create_variable_infos): Use a type with pointers for
31137 PARM_NOALIAS, make it unknown-sized.
31139 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31142 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31144 2009-02-18 Jason Merrill <jason@redhat.com>
31147 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31148 value if DECL_EXTERNAL.
31149 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31150 * target.h (gcc_target::binds_local_p): Clarify "module".
31151 * tree.h (TREE_PUBLIC): Clarify "module".
31153 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31156 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31157 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31159 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31162 * c.opt (Wabi): Support C and ObjC.
31165 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31167 * config/i386/i386.c (classify_argument): Warn once about the ABI
31168 change when passing union with long double.
31170 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31172 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31175 * c-parser.c (c_parser_compound_statement): Always enter and leave
31178 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31181 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31183 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31185 PR tree-optimization/36922
31186 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31187 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31190 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31192 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31195 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31197 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31199 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31201 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31204 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31205 Richard Sandiford <rdsandiford@googlemail.com>
31207 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31208 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31209 (loongson_biadd): ...this.
31211 2009-02-17 Richard Guenther <rguenther@suse.de>
31213 PR tree-optimization/39202
31214 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31215 a var make sure to follow existing collapses.
31217 2009-02-17 Richard Guenther <rguenther@suse.de>
31219 PR middle-end/39214
31220 * langhooks.c (lhd_print_error_function): Check for NULL block.
31222 2009-02-17 Richard Guenther <rguenther@suse.de>
31224 PR tree-optimization/39204
31225 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31228 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31230 * config/soft-fp/double.h: Update from glibc CVS.
31232 2009-02-17 Richard Guenther <rguenther@suse.de>
31234 PR tree-optimization/39207
31235 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31236 strict-aliasing warnings for pointers pointing to NULL.
31238 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31241 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31242 skipping until next close brace.
31244 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31247 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31248 to function argument boundary.
31250 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31252 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31253 in the lea_add. Reload eventually constraints it properly.
31254 * config/picochip/constraints.md: Remove the target constraint
31255 "b", since it is not needed anymore.
31257 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31259 * gthr-dce.h: Uglify function parameter and local variable names.
31260 * gthr-gnat.h: Likewise.
31261 * gthr-mipssde.h: Likewise.
31262 * gthr-nks.h: Likewise.
31263 * gthr-posix95.h: Likewise.
31264 * gthr-posix.h: Likewise.
31265 * gthr-rtems.h: Likewise.
31266 * gthr-single.h: Likewise.
31267 * gthr-solaris.h: Likewise.
31268 * gthr-tpf.h: Likewise.
31269 * gthr-vxworks.h: Likewise.
31270 * gthr-win32.h: Likewise.
31272 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
31275 * config/i386/i386.md: Restrict the new peephole2 to move
31276 between MMX/SSE registers.
31278 2009-02-15 Richard Guenther <rguenther@suse.de>
31281 2009-02-13 Richard Guenther <rguenther@suse.de>
31283 * configure.ac: Enable LFS.
31284 * configure: Re-generate.
31285 * config.in: Likewise.
31287 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31289 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
31290 spu_srqwbyte, spu_srqwbytebc): Define.
31291 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
31292 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
31293 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
31294 "shrqby_<mode>"): New insn-and-split patterns.
31295 * config/spu/spu.c (expand_builtin_args): Determine and return
31296 number of operands using spu_builtin_description data.
31297 (spu_expand_builtin_1): Use it.
31299 2009-02-13 Steve Ellcey <sje@cup.hp.com>
31302 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
31305 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31308 * config/i386/i386.c (override_options): Correct warning
31309 messages for -malign-loops, -malign-jumps and -malign-functions.
31311 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31314 * config/i386/i386.md: Restrict the new peephole2 to move
31315 between the general purpose registers.
31317 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31320 * config/i386/i386.c (type_natural_mode): Add a new argument.
31321 Return the original mode and warn ABI change if vector size is 32byte.
31322 (function_arg_advance): Updated.
31323 (function_arg): Likewise.
31324 (ix86_function_value): Likewise.
31325 (ix86_return_in_memory): Likewise.
31326 (ix86_sol10_return_in_memory): Likewise.
31327 (ix86_gimplify_va_arg): Likewise.
31328 (function_arg_32): Don't warn ABX ABI change here.
31329 (function_arg_64): Likewise.
31331 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
31333 * loop-iv.c (implies_p): In the final case, test that operands 0
31334 of the two comparisons match.
31336 * config/bfin/bfin.c (find_prev_insn_start): New function.
31337 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
31338 (find_next_insn_start): Move.
31340 2009-02-13 Richard Guenther <rguenther@suse.de>
31342 * configure.ac: Enable LFS.
31343 * configure: Re-generate.
31344 * config.in: Likewise.
31346 2009-02-13 Joseph Myers <joseph@codesourcery.com>
31349 * c-parser.c (c_parser_parms_list_declarator): Discard pending
31350 sizes on syntax error after some arguments have been parsed.
31352 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31354 * doc/invoke.texi (-fira): Remove.
31356 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31358 * caller-save.c: Replace regclass.c with reginfo.c in comments.
31359 * recog.c: Likewise.
31362 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
31364 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
31365 (umul_ppmm): Likewise.
31366 (count_leading_zeros): Likewise.
31367 (count_trailing_zeros): Likewise.
31368 (UMUL_TIME): Likewise.
31370 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31372 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
31373 soft-fp/t-softfp to tmake_file.
31375 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
31376 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
31377 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
31378 IA64_BUILTIN_INFQ]: New.
31379 (ia64_init_builtins): Initialize __builtin_infq,
31380 __builtin_fabsq and __builtin_copysignq if not HPUX.
31381 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
31382 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
31384 * config/ia64/lib1funcs.asm (__divtf3): Define only if
31386 (__fixtfti): Likewise.
31387 (__fixunstfti): Likewise.
31388 (__floattitf): Likewise.
31390 * config/ia64/libgcc-glibc.ver: New.
31391 * config/ia64/t-fprules-softfp: Likewise.
31392 * config/ia64/sfp-machine.h: Likewise.
31394 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
31395 (LIBGCC2_TF_CEXT): Likewise.
31396 (TF_SIZE): Likewise.
31397 (TARGET_INIT_LIBFUNCS): Likewise.
31399 * config/ia64/t-glibc (SHLINB_MAPFILES):
31400 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
31402 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31404 * config/i386/i386.c (construct_container): Rewrite processing
31405 BLKmode with X86_64_SSE_CLASS.
31407 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
31410 * config/i386/i386.md: Replace simplify_replace_rtx with
31411 replace_rtx in the new peephole2.
31413 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
31415 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
31416 loop unrolling do not happen at -O2.
31418 2009-02-12 Michael Matz <matz@suse.de>
31420 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
31422 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31424 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
31427 2009-02-12 Ben Elliston <bje@au.ibm.com>
31429 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
31430 patterns when updating the back chain. Missed in the 2009-02-10
31433 2009-02-11 Janis Johnson <janis187@us.ibm.com>
31435 * doc/extend.texi (Decimal Floating Types): Update identifier of
31436 draft TR and list of missing support.
31438 2009-02-11 Jakub Jelinek <jakub@redhat.com>
31440 PR middle-end/39154
31441 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
31442 bit to variable length decl's flags, add it also to its
31443 pointer replacement variable.
31445 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
31446 Jakub Jelinek <jakub@redhat.com>
31449 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
31450 (memory_blockage): New expander.
31451 (*memory_blockage): New insn pattern.
31452 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
31453 instead of general blockage at the end of function prologue when
31454 frame pointer is used to access red zone area. Do not emit blockage
31455 when profiling, it is emitted in generic code.
31456 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
31457 function epilogue when frame pointer is used to access red zone area.
31459 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
31462 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
31463 by arithmetic with memory operands.
31464 * config/i386/predicates.md (commutative_operator): New.
31466 2009-02-10 Janis Johnson <janis187@us.ibm.com>
31468 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
31471 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
31473 * alias.h (record_alias_subset): Declare.
31474 * alias.c (record_alias_subset): Make global.
31476 2009-02-10 Nick Clifton <nickc@redhat.com>
31478 * tree-parloops.c: Change license to GPLv3.
31479 * ipa-struct-reorg.c: Change license to GPLv3.
31480 * ipa-struct-reorg.h: Change license to GPLv3.
31482 2009-02-10 Steve Ellcey <sje@cup.hp.com>
31485 * c-decl.c (start_struct): Return NULL on error.
31487 2009-02-10 Jakub Jelinek <jakub@redhat.com>
31489 PR middle-end/39124
31490 * cfgloopmanip.c (remove_path): Call remove_bbs after
31491 cancel_loop_tree, not before it.
31494 * function.h (struct function): Add has_local_explicit_reg_vars bit.
31495 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
31496 VAR_DECLs were seen.
31497 * tree-ssa-live.c (remove_unused_locals): Recompute
31498 cfun->has_local_explicit_reg_vars.
31499 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
31500 copies or clearings if cfun->has_local_explicit_reg_vars.
31502 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
31505 * config/i386/i386.c (expand_prologue): Emit blockage at the end
31506 of function prologue when frame pointer is used to access
31509 2009-02-10 Richard Guenther <rguenther@suse.de>
31511 PR middle-end/39127
31512 * gimplify.c (gimple_regimplify_operands): Always look if
31513 we need to create a temporary.
31515 2009-02-10 Richard Guenther <rguenther@suse.de>
31517 PR tree-optimization/39132
31518 * tree-loop-distribution.c (todo): New global var.
31519 (generate_memset_zero): Trigger TODO_rebuild_alias.
31520 (tree_loop_distribution): Return todo.
31522 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
31525 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
31526 (x86_64_reg_class_name): Removed.
31527 (classify_argument): Return 0 if bytes > 32. Return 0 if the
31528 first one isn't X86_64_SSE_CLASS or any other ones aren't
31529 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
31530 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
31531 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
31532 and 3 X86_64_SSEUP_CLASS.
31533 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
31534 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
31536 2009-02-10 Ben Elliston <bje@au.ibm.com>
31538 * config/rs6000/rs6000.md (allocate_stack): Always use an update
31539 form instruction to update the stack back chain word, even if the
31540 user has disabled the generation of update instructions.
31541 (movdi_<mode>_update_stack): New.
31542 (movsi_update_stack): Likewise.
31543 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
31544 always use an update form instruction to update the stack back
31547 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
31549 PR middle-end/38953
31550 * graphite.c (if_region_set_false_region): After moving a region in
31551 the false branch of a condition, remove the empty dummy basic block.
31552 (gloog): Remove wrong fix for PR38953.
31554 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31556 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
31557 generation due to implicit sign extension.
31559 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
31561 PR middle-end/38981
31562 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
31563 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
31565 2009-02-09 Richard Guenther <rguenther@suse.de>
31567 PR middle-end/35202
31568 * convert.c (convert_to_real): Disable (float)fn((double)x)
31569 to fnf(x) conversion if errno differences may occur and
31570 -fmath-errno is set.
31572 2009-02-07 Anatoly Sokolov <aesok@post.ru>
31574 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
31575 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
31576 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
31578 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31581 * c-common.c (handle_alias_attribute): Disallow attribute for
31582 anything not a FUNCTION_DECL or VAR_DECL.
31584 2009-02-06 Janis Johnson <janis187@us.ibm.com>
31587 * real.c (do_compare): Special-case compare of zero against
31588 decimal float value.
31590 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31593 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
31594 as indicating flexible array members unless the field itself is
31595 being declarared as the incomplete array.
31597 2009-02-06 Jan Hubicka <jh@suse.cz>
31599 PR tree-optimization/38844
31600 * ipa-inline.c (try_inline): Stop inlining recursion when edge
31601 is already inlined.
31603 2009-02-06 Richard Guenther <rguenther@suse.de>
31605 PR middle-end/38977
31606 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
31607 fork because we may expand it as __gcov_fork.
31609 2009-02-06 Nick Clifton <nickc@redhat.com>
31611 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
31613 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
31615 PR tree-optimization/35659
31616 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
31617 vn_phi_eq): Shortcut if hashcode does not match.
31618 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
31620 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
31621 and avoid iterative_hash_expr.
31622 (FOR_EACH_VALUE_ID_IN_SET): New.
31623 (value_id_compare): Remove.
31624 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
31625 sort expressions by value id.
31627 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
31630 * config/sh/predicates.md (general_movsrc_operand): Don't check
31631 the subreg of system registers here.
31633 2009-02-05 Jakub Jelinek <jakub@redhat.com>
31636 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
31637 on the copied decl.
31639 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
31641 PR rtl-optimization/39110
31642 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
31643 addresses, not aligned ones.
31645 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
31646 Richard Guenther <rguenther@suse.de>
31648 PR tree-optimization/39100
31649 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
31650 comment says and add edges.
31652 2009-02-05 Joseph Myers <joseph@codesourcery.com>
31655 * c-common.c (handle_tls_model_attribute): Ignore attribute for
31656 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
31658 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
31660 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
31661 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
31662 register_bb_in_sese, new_sese, free_sese): Moved.
31663 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
31664 outermost_loop_in_scop, build_scop_iteration_domain,
31665 expand_scalar_variables_ssa_name, get_vdef_before_scop,
31666 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
31667 Use loop_in_sese_p instead of loop_in_scop_p.
31668 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
31669 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
31670 (scopdet_basic_block_info): Fix bug in scop detection.
31671 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
31672 eq_loop_to_cloog_loop): Remove.
31673 (nb_loops_around_loop_in_scop, nb_loop
31674 ref_nb_loops): Moved here...
31675 * graphite.h (ref_nb_loops): ... from here.
31676 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
31677 (loop_domain_dim, loop_iteration_vector_dim): Remove.
31678 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
31680 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
31681 Hans-Peter Nilsson <hp@axis.com>
31683 PR rtl-optimization/37889
31684 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
31685 Move offset handling from PLUS to before the switch. Use new
31686 arguments when considering SYMBOL_REFs too.
31687 (rtx_addr_can_trap_p): Pass dummy offset and size.
31688 (enum may_trap_p_flags): Remove.
31689 (may_trap_p_1): Pass size from MEM_SIZE.
31691 PR rtl-optimization/38921
31692 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
31693 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
31694 * rtlanal.c (may_trap_after_code_motion_p): Delete.
31695 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
31697 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
31699 AVX Programming Reference (January, 2009)
31700 * config/i386/sse.md (*vpclmulqdq): New.
31702 2009-02-04 Jakub Jelinek <jakub@redhat.com>
31704 PR tree-optimization/38977
31705 PR gcov-profile/38292
31706 * calls.c (special_function_p): Disregard __builtin_ prefix.
31708 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
31710 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
31711 non-indexable addresses even before reload.
31713 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31716 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
31717 as having variable size. Do not give an error for unnamed
31718 parameters with [*] declarators. Give a warning for type names
31719 with [*] declarators and mark them as variable size.
31720 * c-parser.c (c_parser_sizeof_expression): Do not give an error
31721 for sizeof applied to [*] type names.
31723 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31726 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
31728 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31730 * gcc.c (process_command): Update copyright notice dates.
31731 * gcov.c (print_version): Likewise.
31732 * gcov-dump.c (print_version): Likewise.
31733 * mips-tfile.c (main): Likewise.
31734 * mips-tdump.c (main): Likewise.
31736 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31739 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
31740 for composite type involving a zero-length array type.
31742 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31745 * function.c (match_asm_constraints_1): Skip over
31746 initial optional % in the constraint.
31748 PR inline-asm/39059
31749 * c-parser.c (c_parser_postfix_expression): If fixed point is not
31750 supported, don't accept FIXED_CSTs.
31751 * c-decl.c (finish_declspecs): Error if fixed point is not supported
31752 and _Sat is used without _Fract/_Accum. Set specs->type to
31753 integer_type_node for cts_fract/cts_accum if fixed point is not
31756 2009-02-02 Catherine Moore <clm@codesourcery.com>
31758 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
31760 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
31762 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
31763 (ABI_HAS_64BIT_SYMBOLS): Use it.
31764 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
31766 2009-02-02 Paul Brook <paul@codesourcery.com>
31768 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
31770 2009-02-02 Jakub Jelinek <jakub@redhat.com>
31772 PR inline-asm/39058
31773 * recog.h (asm_operand_ok): Add constraints argument.
31774 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
31775 recurse on matching constraint.
31776 (check_asm_operands): Pass constraints as 3rd argument to
31777 asm_operand_ok. Don't look up matching constraint here.
31778 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
31781 2009-02-02 Ben Elliston <bje@au.ibm.com>
31783 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
31784 TARGET_NARROW_VOLATILE_BITFIELD macro names.
31786 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31788 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
31789 information. Remove some obsolete information. Reorganize.
31791 * config/pa/fptr.c: Revert license to GPL 2.
31792 * config/pa/milli64.S: Likewise.
31794 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31797 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
31798 LIBRARY name in, instead of hard-coding it.
31799 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
31800 extra target make frag to tmake_files according to EH model.
31801 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
31802 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
31803 frags that define makefile variable EH_MODEL appropriately.
31804 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
31805 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
31806 to "-sjlj" according to type of EH configured.
31807 (LIBGCC_SONAME): Concatenate it to shared library base name.
31808 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
31809 to "_sjlj" according to type of EH configured.
31810 (LIBGCC_SONAME): Concatenate it to shared library base name.
31811 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
31812 (SHLIB_LINK): Add missing semicolon to if-else construct.
31813 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31814 string value of "pe_dll" command-line option.
31815 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
31816 (SHLIB_SONAME): Use it when overriding t-cygming default.
31817 (SHLIB_IMPLIB): Override t-cygming default.
31818 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31819 string value of "pe_dll" command-line option.
31821 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31824 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
31825 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
31827 2009-01-31 Richard Guenther <rguenther@suse.de>
31829 PR tree-optimization/38937
31830 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
31831 computing the transitive closure.
31833 2009-01-30 Richard Guenther <rguenther@suse.de>
31835 PR tree-optimization/39041
31836 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
31837 Propagate variable indices only if the types match for this stmt.
31839 2009-01-30 Jakub Jelinek <jakub@redhat.com>
31842 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
31843 inline but never defined.
31845 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
31847 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
31848 (*insv_h_di_reg_extimm): New insn.
31849 (*insv_l<mode>_reg_extimm): New insn.
31851 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31853 * config/picochip/picochip.c (flag_conserve_stack): set
31854 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
31855 fconserve-stack. Reduce call-overhead used by inliner.
31857 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31860 * common.opt (flag_conserve_stack): Initialised to zero.
31862 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
31865 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
31866 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
31869 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
31871 * ira-color.c (allocno_reload_assign): Update comments.
31872 * regmove.c (regmove_optimize): Likewise.
31876 2009-01-29 Robert Millan <rmh@aybabtu.com>
31878 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
31879 * config/i386/kopensolaris-gnu.h: New file. Undefine
31880 `MD_UNWIND_SUPPORT'.
31881 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
31883 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
31885 PR tree-optimization/39007
31886 * tree-loop-distribution.c (generate_builtin): Use
31887 recompute_dominator to compute the immediate dominator of the
31888 basic block just after the loop.
31890 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
31892 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
31893 (ASM_OUTPUT_DWARF_PCREL): Define.
31895 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
31897 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
31898 * doc/passes.texi: Remove entries about regclass, local-alloc, and
31899 global. Modify entries about regmove and IRA.
31901 * ra-conflict.c: Remove the file.
31903 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
31905 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
31906 (pass_regclass_init): Rename to pass_reginfo_init.
31908 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
31910 * toplev.h (flag_ira): Remove.
31912 * caller-save.c (setup_save_areas): Remove flag_ira.
31914 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
31916 * global.c: Remove the file.
31918 * opts.c (decode_options): Remove flag_ira.
31920 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
31922 * regmove.c: Modify file description.
31923 (find_use_as_address, try_auto_increment): Define them only if
31924 AUTO_INC_DEC is defined.
31925 (replacement_quality, replace_in_call_usage, fixup_match_1,
31926 stable_and_no_regs_but_for_p): Remove.
31927 (reg_set_in_bb): Make it static.
31928 (regmove_optimize): Remove flag_ira and code which worked for
31931 * local-alloc.c: Remove the file.
31933 * common.opt (fira): Remove.
31935 * ira.c: Include except.h.
31936 (eliminable_regset): Move from global.c.
31937 (mark_elimination): Ditto. Remove flag_ira.
31938 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31939 equiv_mem_modified, validate_equiv_mem_from_store,
31940 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31941 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31942 no_equiv, recorded_label_ref): Move from local-alloc.c.
31943 (update_equiv_regs): Ditto. Make it static.
31944 (print_insn_chain, print_insn_chains): Move it from global.c.
31945 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31946 (build_insn_chain): Ditto. Make it static.
31947 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31948 Rename to init_live_subregs.
31949 (gate_ira): Remove flag_ira.
31951 * regclass.c: Rename reginfo.c. Change file description.
31952 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31953 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31954 (init_reg_sets_1): Remove code for evaluation of
31955 reg_class_superclasses and losing_caller_save_reg_set.
31956 (init_regs): Remove init_reg_autoinc.
31957 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31958 ok_for_base_p_nonstrict): Remove.
31959 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31960 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31961 corresponding entries.
31962 (dump_regclass, record_operand_costs, scan_one_insn,
31963 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31964 record_address_regs, auto_inc_dec_reg_p): Remove.
31965 (gt-regclass.h): Rename to gt-reginfo.h.
31967 * rtl.h (dump_global_regs, retry_global_alloc,
31968 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31970 * Makefile.in (RA_H): Remove.
31971 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31972 Rename regclass.o to reginfo.o.
31973 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31975 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31976 (GTFILES): Rename regclass.c to reginfo.c.
31978 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31979 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31981 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31982 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31984 (finish_spills): Ditto. Remove code for !flag_ira.
31986 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31988 PR middle-end/35854
31989 * doc/invoke.texi (rtl debug options): Complete rewrite.
31990 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31992 * mode-switching.c (pass_mode_switching): Rename pass from
31993 "mode-sw" to "mode_sw".
31994 * except.c (pass_convert_to_eh_ranges): Rename pass from
31995 "eh-ranges" to "eh_ranges".
31996 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32000 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32001 Alexander Monakov <amonakov@ispras.ru>
32003 PR middle-end/38857
32004 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32006 (move_exprs_to_boundary): Change return type and pass through
32007 should_move from move_op. Relax assert. Update usage ...
32008 (schedule_expr_on_boundary): ... here. Use should_move instead of
32010 (move_op_orig_expr_found): Indicate that insn was disconnected from
32012 (code_motion_process_successors): Do not call after_merge_succs
32013 callback if original expression was not found when traversing any of
32015 (code_motion_path_driver): Change return type. Update prototype.
32016 (move_op): Update comment. Add a new parameter (should_move). Update
32017 prototype. Set *should_move based on indication provided by
32018 move_op_orig_expr_found.
32020 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32022 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32023 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32024 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32025 * config/rs6000/rs6000.c (rs6000_override_options): Default
32026 avoid-indexed-addresses on for Power6, off for everything else.
32027 (avoiding_indexed_address_p): New function.
32028 (rs6000_legitimize_address): Use it.
32029 (rs6000_legitimate_address): Likewise.
32030 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32032 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32034 PR tree-optimization/38997
32035 * tree-loop-distribution.c (generate_memset_zero): Use
32036 POINTER_PLUS_EXPR for a pointer addition.
32038 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32040 * config/s390/s390.md (bswap<mode>2): New pattern added.
32042 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32044 * config/s390/s390.md (*tls_load_31): Added type attribute.
32046 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32048 * config/s390/s390.md: Fix a few comments.
32050 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32052 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32053 (*tm<mode>_full): Fixed z10prop attribute.
32054 (*tst<mode>_extimm): Fixed z10prop attribute.
32055 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32056 (*tstqiCCT_cconly): Fixed z10prop attribute.
32057 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32058 (*movsi_larl): Fixed z10prop attribute.
32059 (*movsi_zarch): Fixed z10prop attribute.
32060 (*movsi_eas): Fixed z10prop attribute.
32061 (*movhi): Fixed z10prop attribute.
32062 (*movqi): Fixed z10prop attribute.
32063 (*movstrictqi): Fixed z10prop attribute.
32064 (*mov<mode>): Fixed z10prop attribute.
32065 (*movcc): Fixed z10prop attribute.
32066 (*sethighpartdi_64): Fixed z10prop attribute.
32067 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32068 (*negdi2_sign_cc): Fixed z10prop attribute.
32069 (*negdi2_sign): Fixed z10prop attribute.
32070 (*absdi2_sign_cc): Fixed z10prop attribute.
32071 (*absdi2_sign): Fixed z10prop attribute.
32072 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32073 (*negabsdi2_sign): Fixed z10prop attribute.
32074 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32075 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32076 (doloop_si64): Fixed z10prop attribute.
32077 (doloop_si31): Fixed z10prop attribute.
32078 (doloop_long): Fixed z10prop attribute.
32079 (indirect_jump): Fixed z10prop attribute.
32080 (nop): Fixed z10prop attribute.
32081 (main_base_64): Fixed z10prop attribute.
32082 (reload_base_64): Fixed z10prop attribute.
32084 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32086 PR rtl-optimization/38740
32087 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32089 * config/mips/mips.c (mips_reorg): Likewise.
32091 2009-01-28 Richard Guenther <rguenther@suse.de>
32093 PR tree-optimization/38926
32094 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32095 with the correct value id to a value.
32096 (do_regular_insertion): Use the value number of edoubleprime
32097 for the value number of the expr.
32100 2008-08-21 Richard Guenther <rguenther@suse.de>
32102 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32103 a PHI ask VN if it is already available.
32104 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32105 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32107 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32109 PR middle-end/38934
32110 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32111 set to varying whenever max has TREE_OVERFLOW set, similarly
32112 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32114 2009-01-28 Richard Guenther <rguenther@suse.de>
32116 PR middle-end/38908
32117 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32118 uninitialized aggregate uses in call arguments.
32120 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32122 PR tree-optimization/38984
32123 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32124 the nothing_id variable if -fno-delete-null-pointer-checks.
32126 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32129 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32130 (set_got_offset_rex64): Ditto.
32132 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32135 * doc/extend.texi: Improve local variable with asm reg.
32137 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32139 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32140 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32141 was not supplied then set warn_packed_bitfield_compat to the
32142 default value of 1.
32143 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32146 2009-01-27 Richard Guenther <rguenther@suse.de>
32148 PR tree-optimization/38503
32149 * cfgexpand.c (expand_gimple_basic_block): Ignore
32150 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32151 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32152 variables that cannot have TBAA applied.
32153 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32156 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32158 PR middle-end/38969
32159 * calls.c (initialize_argument_information): Do not wrap complex
32160 arguments in SAVE_EXPR.
32162 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32164 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32165 (INSTALL_LIBGCC): Revert typo commit.
32167 2009-01-26 Richard Guenther <rguenther@suse.de>
32169 PR tree-optimization/38745
32170 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32171 from special handling.
32173 2009-01-26 Richard Guenther <rguenther@suse.de>
32175 PR tree-optimization/38745
32176 * tree-ssa.c (execute_update_addresses_taken): Do not include
32177 variables that cannot possibly be a register in not_reg_needs.
32178 Do not clear TREE_ADDRESSABLE on vars that may not become
32180 * tree-ssa.c (update_alias_info_1): Include those in the set
32181 of addressable vars.
32183 2009-01-26 Richard Guenther <rguenther@suse.de>
32185 PR middle-end/38851
32186 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32187 * tree-ssa-dse.c: Include langhooks.h
32188 (execute_simple_dse): Remove stores with zero size.
32190 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32193 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32196 2009-01-24 Julian Brown <julian@codesourcery.com>
32198 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32199 config/arm/linux-atomic.c.
32200 * config/arm/linux-atomic.c: New.
32202 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32204 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32205 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32206 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32208 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32211 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32214 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32216 PR tree-optimization/38953
32217 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32218 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32219 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32220 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32223 2009-01-24 Paul Brook <paul@codesourcery.com>
32225 * config/arm/neon.md (neon_type): Move to arm.md.
32226 (neon_mov<VSTRUCT>): Add neon_type attribute.
32227 * config/arm/arm.md (neon_type): Move to here.
32228 (conds): Add "unconditioal" and use as default for NEON insns.
32230 2009-01-24 Ben Elliston <bje@au.ibm.com>
32232 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32233 void *' warning from -Wc++-compat.
32234 * Makefile.in (dominance.o-warn): Remove.
32236 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32238 PR tree-optimization/38932
32239 * fold-const.c (fold_unary_ignore_overflow): New.
32240 * tree.h (fold_unary_ignore_overflow): Declare.
32241 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32242 * tree-ssa-sccvn.c (visit_reference_op_load,
32243 simplify_unary_expression): Likewise.
32245 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32247 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32248 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32249 regardless of their type.
32250 * c-common.c (handle_packed_attribute): Don't ignore packed on
32252 * c.opt (Wpacked-bitfield-compat): New warning option.
32253 * stor-layout.c (place_field): Warn if offset of a field changed.
32254 * doc/extend.texi (packed): Mention the ABI change.
32255 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32256 (Warning Options): Add it to the list.
32258 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32260 * c-opts.c (c_common_post_options): Fix a typo in comments.
32262 2009-01-22 Steve Ellcey <sje@cup.hp.com>
32264 PR middle-end/38615
32265 * gimplify.c (gimplify_init_constructor): Fix promotion of const
32266 variables to static.
32267 * doc/invoke.texi (-fmerge-all-constants): Update description.
32269 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
32272 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
32273 (*movdi_1_rex64): Use type "mmx" for alternative 5.
32275 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
32277 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
32279 (LOCAL_ALIGNMENT): Similarly.
32281 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32282 Joseph Myers <joseph@codesourcery.com>
32284 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
32285 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
32286 * config/arm/arm-tune.md: Regenerate.
32287 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
32290 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32292 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
32293 version number to five.
32295 2009-01-22 Dodji Seketeli <dodji@redhat.com>
32298 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
32299 * c-common.c (set_underlying_type): Likewise.
32300 (is_typedef_decl ): Likewise
32302 (set_underlying_type): Likewise.
32303 (is_typedef_type): Likewise.
32305 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
32307 PR middle-end/38587
32308 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
32311 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
32314 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
32315 (LIBGCC_SPEC): Don't define.
32316 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
32318 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
32320 PR rtl-optimization/38879
32321 * alias.c (base_alias_check): Unaligned access via AND address can
32322 alias all surrounding object types except those with sizes equal
32323 or wider than the size of unaligned access.
32325 2009-01-21 Dodji Seketeli <dodji@redhat.com>
32328 * c-decl.c (clone_underlying_type): Move this ...
32329 * c-common.c (set_underlying_type): ... here.
32330 Also, make sure the function properly sets TYPE_STUB_DECL() on
32331 the newly created typedef variant type.
32332 (is_typedef_decl ): New entry point.
32333 * tree.h: Added a new member member_types_needing_access_check to
32334 struct tree_decl_non_common.
32335 (set_underlying_type): New entry point.
32336 (is_typedef_type): Likewise.
32338 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
32340 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
32341 Check whether two instructions have memory references that
32342 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
32343 are helper functions for traversing.
32344 * alias.h (insn_alias_sets_confilict_p): New prototypes.
32345 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
32346 not to draw dependency edge for instructions with non-conflicting
32349 2009-01-20 Joseph Myers <joseph@codesourcery.com>
32352 * longlong.h: Update copyright years. Use soft-fp license notice.
32353 Sync __clz_tab declaration with glibc.
32355 2009-01-20 Steve Ellcey <sje@cup.hp.com>
32358 * doc/extend.texi (syscall_linkage): New.
32359 (version_id): Modify.
32361 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
32362 Richard Guenther <rguenther@suse.de>
32364 PR tree-optimization/38747
32365 PR tree-optimization/38748
32366 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
32367 conversion if the base address is an indirect reference and the
32368 aliasing sets could cause issues.
32370 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32372 * common.opt (fgraphite, fgraphite-identity): Add comment for
32373 explaining why these options are not documented.
32375 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32377 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
32378 gimple_call_lhs is NULL.
32380 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
32383 * emit-rtl.c (adjust_address_1): Make sure memref is never
32386 2009-01-20 Ben Elliston <bje@au.ibm.com>
32388 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32389 const qualifier from arg parameter. Remove unnecessary cast to char *.
32390 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32391 const qualifier from arg 2.
32393 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
32395 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
32397 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
32400 * rtl.h (reinit_regs): New prototype.
32401 * regclass.c: Include ira.h.
32402 (reinit_regs): New.
32403 * Makefile.in (regclass.o): Add ira.h.
32404 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
32406 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
32409 * c-common.c (handle_aligned_attribute): Use
32410 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
32411 default alignment value.
32413 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
32415 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
32416 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
32418 * doc/extend.texi: Update __attribute__ ((aligned)). Document
32419 __BIGGEST_ALIGNMENT__.
32421 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
32423 2009-01-18 Richard Guenther <rguenther@suse.de>
32425 PR tree-optimization/38819
32426 * tree-flow.h (operation_could_trap_helper_p): Declare.
32427 * tree-eh.c (operation_could_trap_helper_p): Export.
32428 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
32429 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
32430 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
32431 are about to insert a possibly trapping instruction and fail
32434 2009-01-18 Andreas Schwab <schwab@suse.de>
32436 * doc/install.texi (Configuration): Remove obsolete paragraph
32437 about use of --with-gnu-ld with --with-gnu-as.
32439 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
32441 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
32442 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
32443 Follow spelling conventions.
32445 2009-01-18 Ben Elliston <bje@au.ibm.com>
32447 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
32448 C++ warning about implicit conversion from void * to struct
32450 (bitmap_obstack_free): Likewise for bitmap_element *.
32451 * Makefile.in (bitmap.o-warn): Remove.
32453 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
32455 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
32457 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
32458 Tobias Grosser <tobi.grosser@amd.com>
32460 * graphite.c (graphite_trans_scop_block): Do not block single
32463 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
32465 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
32466 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
32467 test with assertion.
32469 2009-01-16 Richard Guenther <rguenther@suse.de>
32471 PR tree-optimization/38835
32472 PR middle-end/36227
32473 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
32474 and INT + PTR -> (INT)(PTR p+ INT) folding.
32475 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
32477 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
32480 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
32481 the subreg from a lowpart subreg if it is also casting the value.
32483 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32484 Tobias Grosser <tobi.grosser@amd.com>
32486 * graphite.c (compare_prefix_loops): New.
32487 (build_scop_canonical_schedules): Rewritten.
32488 (graphite_transform_loops): Move build_scop_canonical_schedules
32489 after build_scop_iteration_domain.
32491 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32492 Tobias Grosser <tobi.grosser@amd.com>
32494 * graphite.c (add_conditions_to_domain): Add the loops to
32495 the dimension of the iteration domain. Do copy the domain
32496 only when it exists.
32497 (build_scop_conditions_1): Do not call add_conditions_to_domain.
32498 (add_conditions_to_constraints): New.
32499 (can_generate_code_stmt, can_generate_code): Removed.
32500 (gloog): Do not call can_generate_code.
32501 (graphite_transform_loops): Call add_conditions_to_constraints
32502 after building the iteration domain.
32504 2009-01-16 Jakub Jelinek <jakub@redhat.com>
32506 PR tree-optimization/38789
32507 * tree-ssa-threadedge.c
32508 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
32509 __builtin_constant_p.
32511 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
32513 * dce.c (delete_unmarked_insns): Reversed the order that insns are
32514 examined before deleting them.
32516 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
32518 * function.c (aggregate_value_p): Correctly extract the function
32519 type from CALL_EXPR_FN lookup.
32521 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32523 * config/picochip/picochip.c (picochip_override_options): Revert
32524 CFI asm flag disable commited previously.
32526 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
32527 Tobias Grosser <tobi.grosser@amd.com>
32528 Jan Sjodin <jan.sjodin@amd.com>
32530 * graphite.c (scan_tree_for_params): On substractions negate
32531 all the coefficients of the term.
32532 (clast_to_gcc_expression_red): New. Handle reduction expressions
32533 of more than two operands.
32534 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
32535 (get_vdef_before_scop): Handle also the case of default definitions.
32537 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
32539 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
32540 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
32541 Also use them when walking CALL_INSN_FUNCTION_USAGE.
32543 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
32544 Joey Ye <joey.ye@intel.com>
32546 PR middle-end/37843
32547 * cfgexpand.c (expand_stack_alignment): Don't update stack
32548 boundary nor check incoming stack boundary here.
32549 (gimple_expand_cfg): Update stack boundary and check incoming
32550 stack boundary here.
32552 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
32554 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
32556 2009-01-14 Jakub Jelinek <jakub@redhat.com>
32558 PR rtl-optimization/38245
32559 * calls.c (expand_call): Add stack arguments to
32560 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32561 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
32562 in regs and partially in memory or BLKmode arguments.
32563 (emit_library_call_value_1): Add stack arguments to
32564 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32565 ACCUMULATE_OUTGOING_ARGS).
32566 * dce.c: Include tm_p.h.
32567 (find_call_stack_args): New function.
32568 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
32570 (mark_insn): Call find_call_stack_args for CALL_Ps.
32571 (prescan_insns_for_dce): Walk insns backwards in bb rather than
32572 forwards. Allocate and free arg_stores bitmap if needed, pass it
32573 down to deletable_insn_p, don't mark stores set in arg_stores
32574 bitmap, clear the bitmap at the beginning of each bb.
32575 * Makefile.in (dce.o): Depend on $(TM_P_H).
32577 2009-01-14 Michael Meissner <gnu@the-meissners.org>
32580 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
32581 to make sure the insn is a conditional test (bug 22599). Reformat a
32584 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
32586 PR middle-end/38431
32587 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
32588 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
32589 (gloog): Do not call cleanup_tree_cfg.
32590 (graphite_transform_loops): Call cleanup_tree_cfg after all
32591 scops have been code generated.
32593 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
32594 * doc/gty.texi (Invoking the garbage collector): Added new node
32595 and section documenting ggc_collect.
32597 2009-01-14 Richard Guenther <rguenther@suse.de>
32599 PR tree-optimization/38826
32600 PR middle-end/38477
32601 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
32602 initialization notes only if we actually emitted a warning.
32603 (intra_create_variable_infos): Add constraints for a result decl
32604 that is passed by hidden reference.
32605 (build_pred_graph): Mark all related variables non-direct on
32608 2009-01-14 Nick Clifton <nickc@redhat.com>
32610 * ira-conflicts.c: Include addresses.h for the definition of
32612 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
32613 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
32615 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
32618 * Makefile.in (ira-lives.o): Add except.h.
32620 * ira-lives.c: Include except.h.
32621 (process_bb_node_lives): Process can_throw_internal.
32623 2009-01-13 Jakub Jelinek <jakub@redhat.com>
32625 PR rtl-optimization/38774
32626 * combine.c (simplify_set): When undoing cc_use change, don't do
32627 PUT_CODE on the newly created comparison, but instead put back the
32630 2009-01-13 Joseph Myers <joseph@codesourcery.com>
32632 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
32633 values. Remove duplicate arm8 entry.
32635 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32637 PR tree-optimization/38786
32638 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
32639 the SSA_NAME case of expand_scalar_variables_expr.
32640 Set the type of an expression to the type of its assign statement.
32641 (expand_scalar_variables_expr): Also gather the scalar computation
32642 used to index the memory access. Do not pass loop_p.
32643 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
32644 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
32645 the gimple_stmt_iterator where it inserts new code.
32646 Do not pass loop_p.
32647 (copy_bb_and_scalar_dependences): Do not pass loop_p.
32648 (translate_clast): Update call to copy_bb_and_scalar_dependences.
32650 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32652 * graphite.h (debug_value): Removed.
32653 * graphite.c (debug_value): Removed.
32655 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32657 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
32658 ldrd/strd with two 32-bit instructions.
32660 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32662 * config/arm/arm.c (struct processors): Pass for speed down into
32663 cost helper functions.
32664 (const_ok_for_op): Handle COMPARE and inequality nodes.
32665 (arm_rtx_costs_1): Rewrite.
32666 (arm_size_rtx_costs): Update prototype.
32667 (arm_rtx_costs): Pass speed down to helper functions.
32668 (arm_slowmul_rtx_costs): Rework cost calculations.
32669 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
32670 (arm_9e_rtx_costs): Likewise.
32672 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
32674 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
32675 relocations of local symbols wider than UNITS_PER_WORD are not valid.
32676 (alpha_legitimize_address): Do not split local symbols wider than
32677 UNITS_PER_WORD into HIGH/LO_SUM parts.
32679 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
32682 * gcc.c (process_command): Replace call to execvp with calls
32683 to pex_one and exit.
32685 2009-01-03 Anatoly Sokolov <aesok@post.ru>
32688 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
32689 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
32690 variant for devices with 3-byte PC.
32691 (__tablejump_elpm__): New.
32693 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32696 * c-parser.c (c_parser_postfix_expression): Allow `->' in
32697 offsetof member-designator, handle it as `[0].'.
32699 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32701 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
32702 function when not using named sections on targets with named sections
32703 if branch distance is less than 262132.
32705 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
32707 * combine.c (combine_instructions): Recompute
32708 optimize_this_for_speed_p for each BB in the main combine loop.
32710 2009-01-12 Tomas Bily <tbily@suse.cz>
32713 * tree-loop-distribution.c (prop_phis): New function.
32714 (generate_builtin): Call prop_phis.
32716 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32718 PR tree-optimization/38807
32719 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
32720 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
32722 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
32724 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
32725 subreg of op0 to the original op0.
32727 2009-01-11 Laurent GUERBY <laurent@guerby.net>
32729 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
32731 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
32734 * mips-tfile.c (parse_def): Fix parsing of def strings
32735 starting with digits.
32737 2009-01-10 Jakub Jelinek <jakub@redhat.com>
32740 * config/arm/arm.c (arm_is_long_call_p): Don't call
32741 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
32743 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
32745 * regrename.c (regrename_optimize): Fix dumping.
32746 (find_oldest_value_reg): Preserve REG_POINTER.
32747 (copy_hardreg_forward_1): Likewise.
32749 2009-01-09 Diego Novillo <dnovillo@google.com>
32751 * gimple.h (struct gimple_statement_base) <uid>: Document
32752 the restrictions on its use.
32753 (gimple_uid): Tidy.
32754 (gimple_set_uid): Tidy.
32756 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32758 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
32759 zero guard even if align_bytes != 0 and count is smaller than
32762 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
32764 PR rtl-optimization/38495
32765 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
32766 (add_range_and_copies_from_move_list): Print all added ranges.
32767 Add ranges to memory optimized destination.
32769 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32773 * config/i386/i386.c (override_options): Reject
32774 -mstringop-strategy=rep_8byte with -m32.
32775 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
32776 to 1. Do count comparison against epilogue_size_needed at compile
32777 time even when count_exp was constant forced into register. For
32778 size_needed don't jump to epilogue, instead just avoid aligning
32779 and invoke the body algorithm. If need_zero_guard, add zero guard
32780 even if count is non-zero, but smaller than size_needed + number of
32781 bytes that could be stored for alignment.
32782 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
32783 to 1. If need_zero_guard, add zero guard even if count is non-zero,
32784 but smaller than size_needed + number of bytes that could be stored
32785 for alignment. Compare size_needed with epilogue_size_needed instead
32786 of desired_align - align, don't adjust size_needed, pass
32787 epilogue_size_needed to the epilogue expanders.
32790 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
32792 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32794 * pa.c (last_address): Change to unsigned.
32795 (update_total_code_bytes): Change argument to unsigned. Don't
32796 check if insn addresses are set.
32797 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
32798 addresses are not set.
32799 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
32801 2009-01-09 Nick Clifton <nickc@redhat.com>
32803 * config/sh/symbian.c: Replace uses of DECL_INLINE with
32804 DECL_DECLARED_INLINE_P.
32806 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32808 PR middle-end/38347
32809 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
32810 GET_MODE (op0) in operand_subword_force calls.
32812 PR middle-end/38771
32813 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
32814 fold_convert arg0 operands to TREE_TYPE (op0) first.
32816 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
32818 * params.def (ira-max-conflict-table-size): Decrease default value
32821 2009-01-08 Jakub Jelinek <jakub@redhat.com>
32823 PR tree-optimization/37031
32824 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
32826 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
32827 allocate it using gc instead of heap, use VEC_quick_push instead of
32829 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
32830 instead of heap, use VEC_quick_push instead of VEC_safe_push.
32831 * tree-data-ref.h (struct access_matrix): Change matrix to gc
32832 allocated vector from heap allocated.
32833 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
32834 * tree-loop-linear.c (linear_transform_loops): Allocate nest
32835 vector only after perfect_loop_nest_depth call.
32837 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
32838 Jan Sjodin <jan.sjodin@amd.com>
32840 PR tree-optimization/38559
32841 * graphite.c (debug_value, copy_constraint,
32842 swap_constraint_variables, scale_constraint_variable, ): New.
32843 (get_lower_bound, get_upper_bound): Removed.
32844 (graphite_trans_bb_strip_mine): Clean up this code that works
32845 only for constant number of iterations. Fully copy upper and
32846 lower bound constraints, not only the constant part of them.
32847 * graphite.h (debug_value): Declared.
32849 2009-01-08 Ira Rosen <irar@il.ibm.com>
32851 PR tree-optimization/37194
32852 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
32853 Don't add the cost of cost model guard in prologue to scalar
32854 outside cost in case of known number of iterations.
32856 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
32857 Alan Modra <amodra@bigpond.net.au>
32859 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
32860 non-word-aligned REG+CONST addressing.
32862 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32865 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
32866 free_after_compilation when outputting a thunk.
32867 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
32868 Do not call free_after_compilation here.
32870 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32872 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
32873 (ix86_valid_target_attribute_inner_p): Ditto.
32875 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
32877 PR tree-optimization/38492
32878 PR tree-optimization/38498
32879 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
32880 * tree-chrec.h (scev_is_linear_expression): Declared.
32881 * graphite.c (graphite_cannot_represent_loop_niter): New.
32882 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
32883 (graphite_loop_normal_form): Use gcc_assert.
32884 (scan_tree_for_params): Use CASE_CONVERT.
32885 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
32886 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
32887 Use gcc_assert. Discard scops that contain unhandled cases.
32888 (build_scop_conditions): Return a boolean status for unhandled cases.
32889 (strip_mine_profitable_p): Print the loop number, not its depth.
32890 (is_interchange_valid): Pass the depth of the loop nest, don't
32891 recompute it wrongly.
32892 (graphite_trans_bb_block): Same.
32893 (graphite_trans_bb_block): Print tentative of loop blocking.
32894 (graphite_trans_scop_block): Do not print that the loop has been
32896 (graphite_transform_loops): Do not handle scops that contain condition
32899 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
32901 AVX Programming Reference (December, 2008)
32902 * config/i386/avxintrin.h (_mm256_stream_si256): New.
32903 (_mm256_stream_pd): Likewise.
32904 (_mm256_stream_ps): Likewise.
32906 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
32907 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
32908 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
32909 (bdesc_special_args): Add __builtin_ia32_movntdq256,
32910 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
32911 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
32912 (ix86_expand_special_args_builtin): Likewise.
32914 * config/i386/sse.md (AVXMODEDI): New.
32915 (avx_movnt<mode>): Likewise.
32916 (avx_movnt<mode>): Likewise.
32917 (<sse>_movnt<mode>): Remove AVX support.
32918 (sse2_movntv2di): Likewise.
32920 2009-01-07 Richard Guenther <rguenther@suse.de>
32922 PR middle-end/38751
32923 * fold-const.c (extract_muldiv): Remove obsolete comment.
32924 (fold_plusminus_mult_expr): Undo MINUS_EXPR
32925 to PLUS_EXPR canonicalization for the canonicalization.
32927 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32929 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32930 hosted cross-compilers generating less efficient code.
32932 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32934 * function.h (rtl_data): Add a dbr_scheduled_p field.
32935 * reorg.c (dbr_schedule): Set it.
32936 (gate_handle_delay_slots): Check it.
32937 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32938 (mips_reorg): Check flag_delayed_branch instead of
32939 mips_base_delayed_branch.
32940 (mips_override_options): Don't set mips_base_delayed_branch
32941 or flag_delayed_branch.
32943 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32945 PR rtl-optimization/38426.
32946 * ira.c (ira): Set current_function_is_leaf earlier.
32948 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32950 PR rtl-optimization/38722
32951 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32952 too early, only set a flag and modify after last possible
32955 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32958 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32959 * real.c (decimal_single_format): Correct values of emin and emax.
32960 (decimal_double_format): Ditto.
32961 (decimal_quad_format): Ditto.
32962 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32963 computation of DECnn_MIN and DECnn_MAX for corrected values of
32964 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32965 __DECnn_MIN__, and adjust its computation for the corrected value
32968 2009-01-06 Jan Hubicka <jh@suse.cz>
32971 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32973 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32975 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32976 Add Robert Clark to the list of testers.
32978 2009-01-06 Jan Hubicka <jh@suse.cz>
32979 Kai Tietz <kai.tietz@onevision.com>
32981 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32982 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32984 2009-01-06 Jan Hubicka <jh@suse.cz>
32985 Kai Tietz <kai.tietz@onevision.com>
32987 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32989 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32990 (ix86_nsaved_regs): Count only general purpose regs.
32991 (ix86_nsaved_sseregs): New.
32992 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32993 to 16 for w64; compute padding and size of sse reg save area.
32994 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32995 general purpose regs.
32996 (ix86_emit_save_sse_regs_using_mov): New.
32997 (ix86_expand_prologue): Save SSE regs if needed.
32998 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32999 (ix86_emit_restore_sse_regs_using_mov): New.
33000 (ix86_expand_epilogue): Save SSE regs if needed.
33002 2009-01-06 Jan Hubicka <jh@suse.cz>
33003 Kai Tietz <kai.tietz@onevision.com>
33005 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33006 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33007 functions when accumulate outgoing args is off.
33009 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33012 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33013 before using pseudos_have_intersected_live_ranges_p.
33015 * ira-int.h (ira_assert): Always define.
33017 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33019 AVX Programming Reference (December, 2008)
33020 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33021 (_mm256_permute2_pd): Likewise.
33022 (_mm_permute2_ps): Likewise.
33023 (_mm256_permute2_ps): Likewise.
33024 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33025 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33027 * config/i386/i386.c (ix86_builtins): Remove
33028 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33029 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33030 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33031 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33032 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33033 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33034 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33035 __builtin_ia32_vpermil2ps256.
33036 (ix86_init_mmx_sse_builtins): Updated.
33037 (ix86_expand_args_builtin): Likewise.
33039 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33041 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33042 long absolute calls when generating PA 2.0 code.
33044 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33046 PR rtl-optimization/38583
33047 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33049 * params.def (ira-max-conflict-table-size): New.
33051 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33053 * ira.h (ira_conflicts_p): New external definition.
33055 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33056 table. Report this. Return result of building.
33057 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33058 building conflict table.
33060 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33061 (ira_color): Use ira_conflicts_p.
33063 * global.c: Include ira.h.
33064 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33067 * Makefile.in (global.o): Add ira.h.
33069 * ira-build.c (mark_all_loops_for_removal,
33070 propagate_some_info_from_allocno): New.
33071 (remove_unnecessary_allocnos): Call
33072 propagate_some_info_from_allocno.
33073 (remove_low_level_allocnos): New.
33074 (remove_unnecessary_regions): Add parameter. Call
33075 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33076 parameter to remove_unnecessary_regions.
33077 (ira_build): Remove all regions but root if the conflict table was
33078 not built. Update conflict hard regs for allocnos crossing calls.
33080 * ira.c (ira_conflicts_p): New global.
33081 (ira): Define and use ira_conflicts_p.
33083 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33084 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33085 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33087 2009-01-06 Ben Elliston <bje@au.ibm.com>
33089 * gengtype-lex.l (YY_NO_INPUT): Define.
33091 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33094 * c-common.c (handle_vector_size_attribute): Also reject
33095 BOOLEAN_TYPE types.
33097 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33099 PR tree-optimization/38492
33100 * graphite.c (rename_map_elt, debug_rename_elt,
33101 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33102 rename_map_elt_info, eq_rename_map_elts,
33103 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33104 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33105 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33106 (sese_build_livein_liveouts): New.
33107 (new_sese, free_sese): New.
33108 (new_scop): Call new_sese.
33109 (free_scop): Call free_sese.
33110 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33111 (register_old_new_names): Renamed register_old_and_new_names.
33112 (register_scop_liveout_renames, add_loop_exit_phis,
33113 insert_loop_close_phis, struct igp,
33114 default_liveout_before_guard, add_guard_exit_phis,
33115 insert_guard_phis, copy_renames): New.
33116 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33117 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33118 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33119 (scop_adjust_phis_for_liveouts): New.
33120 (gloog): Call scop_adjust_phis_for_liveouts.
33122 * graphite.h (struct sese): Documented. Added fields liveout,
33123 num_ver and livein.
33124 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33125 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33126 (struct scop): Added field liveout_renames.
33127 (SCOP_LIVEOUT_RENAMES): New.
33129 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33131 PR tree-optimization/38510
33132 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33133 (translate_clast): Call recompute_all_dominators before
33135 (gloog): Call recompute_all_dominators before graphite_verify.
33137 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33138 Jan Sjodin <jan.sjodin@amd.com>
33140 PR tree-optimization/38500
33141 * graphite.c (create_sese_edges): Call fix_loop_structure after
33144 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33146 * config.gcc: Add m32r*-*-rtems*.
33147 * config/m32r/rtems.h: New file.
33149 2009-01-05 Ben Elliston <bje@au.ibm.com>
33151 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33152 (.po.pox): Likewise.
33153 (po/gcc.pot): Likewise.
33155 2009-01-04 David S. Miller <davem@davemloft.net>
33157 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33158 (STARTING_FRAME_OFFSET): Always set to zero.
33160 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33162 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33163 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33164 fixed-point types, and vectors of the same.
33166 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33168 * config/mips/sync.md (*mb_barrier): Rename to...
33169 (*memory_barrier): ...this.
33171 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33173 * doc/extend.texi (Function Attributes): Move @cindex after @item
33174 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33175 and put in alphabetical order. Fix 'target' name and put in order.
33176 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33179 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33181 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33182 (memory_barrier): Expand as unspec instead of unspec_volatile.
33183 Remove mem:BLK from insn operands. Use Pmode scratch register.
33184 (*memory_barrier): Define as unspec instead of unspec_volatile.
33185 Use (match_dup 0) as input operand.
33187 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33188 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33189 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33190 scratch register. Remove operand 1.
33191 (*stbar): Define as unspec instead of unspec_volatile.
33192 Use (match_dup 0) as input operand, remove (const_int 8).
33193 (*membar): Define as unspec instead of unspec_volatile.
33194 Use (match_dup 0) as input operand, remove input operand 2.
33196 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33197 (memory_barrier): Expand as unspec instead of unspec_volatile.
33198 Remove mem:BLK from insn operands. Use Pmode scratch register.
33199 (*memory_barrier): Define as unspec instead of unspec_volatile.
33200 Use (match_dup 0) as input operand.
33202 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33203 Remove mem:BLK from insn operands. Use Pmode scratch register.
33204 Set volatile flag on operand 0.
33205 (*memory_barrier): New insn pattern.
33207 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33209 (*memory_barrier): Use (match_dup 0) as input operand.
33211 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33212 Remove mem:BLK from insn operands. Use Pmode scratch register.
33213 Set volatile flag on operand 0.
33214 (*mb_internal): New insn pattern.
33216 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33218 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33220 PR middle-end/38586
33221 * function.c (struct temp_slot): Move to the section of the file
33222 that deals with temp slots. Remove field 'address'.
33223 (temp_slot_address_table): New hash table of address -> temp slot.
33224 (struct temp_slot_address_entry): New struct, items for the table.
33225 (temp_slot_address_compute_hash, temp_slot_address_hash,
33226 temp_slot_address_eq, insert_temp_slot_address): Support functions
33228 (find_temp_slot_from_address): Rewrite to use the new hash table.
33229 (remove_unused_temp_slot_addresses): Remove addresses of temp
33230 slots that have been made available.
33231 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33232 worker function for remove_unused_temp_slot_addresses.
33233 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33234 Add the temp slot address to the address -> temp slot map.
33235 (update_temp_slot_address): Update via insert_temp_slot_address.
33236 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33237 (pop_temp_slots): Likewise.
33238 (init_temp_slots): Allocate the address -> temp slot map, or empty
33239 the map if it is already allocated.
33240 (prepare_function_start): Initialize temp slot processing.
33242 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33244 PR middle-end/38584
33245 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33246 Calculate the size of all stack vars assuming no packing of stack
33247 vars will happen, replacing a quadratic algorithm with a linear one.
33249 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33252 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33255 2009-01-03 Diego Novillo <dnovillo@google.com>
33257 * doc/contrib.texi: Update contributions.
33259 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33262 * builtins.c (fold_builtin_memory_op): Give up if either operand
33263 is volatile. Set srctype or desttype to non-qualified version
33267 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
33268 and FUNCTION_DECLs.
33270 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
33272 PR rtl-optimization/35805
33273 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
33274 problem if fast dce is able to remove any instructions.
33275 * dce.c (dce_process_block): Fix dump message.
33277 2009-01-02 Mark Mitchell <mark@codesourcery.com>
33280 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
33282 2009-01-02 Jakub Jelinek <jakub@redhat.com>
33284 PR middle-end/38690
33285 * tree-flow.h (op_code_prio, op_prio): New prototypes.
33286 * tree-pretty-print.c (op_code_prio): New function.
33287 (op_prio): No longer static. Use op_code_prio.
33288 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
33289 Use op_prio and op_code_prio to determine if () should be
33290 printed around operand(s) or not.
33292 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
33293 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
33294 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
33295 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
33296 pp_character instead of pp_string for single letter printing.
33298 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
33300 * doc/extend.texi: Fix '#pragma GCC option' typo.
33302 2009-01-02 Richard Guenther <rguenther@suse.de>
33304 * doc/install.texi (--enable-checking): Mention different
33305 default for stage1.
33306 (--enable-stage1-checking): Document.
33308 2009-01-01 Andrew Pinski <pinskia@gmail.com>
33310 PR middle-end/30142
33311 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
33312 case to be an error.
33314 2009-01-02 Ben Elliston <bje@au.ibm.com>
33316 * config/fp-bit.h (pack_d): Constify argument.
33317 * config/fp-bit.c (makenan): Constify return type. Remove casts.
33318 (isnan): Constify argument.
33320 (iszero): Likewise.
33321 (pack_d): Likewise.
33322 (_fpadd_parts): Constify return type.
33323 (_fpmul_parts): Likewise.
33324 (_fpdiv_parts): Likewise.
33326 2009-01-01 Jakub Jelinek <jakub@redhat.com>
33329 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
33330 warn about overwriting initializer with side-effects or
33331 -Woverride-init if !IMPLICIT.
33332 (output_init_element): Likewise. Pass IMPLICIT down to
33334 (process_init_element): Add IMPLICIT argument. Pass it down
33335 to output_init_element.
33336 (push_init_element, pop_init_level, set_designator): Adjust
33337 process_init_element callers.
33338 (set_nonincremental_init, set_nonincremental_init_from_string):
33339 Adjust add_pending_init callers.
33340 (output_pending_init_elements): Adjust output_init_element callers.
33341 * c-tree.h (process_init_element): Adjust prototype.
33342 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
33343 process_init_element callers.
33346 Copyright (C) 2009 Free Software Foundation, Inc.
33348 Copying and distribution of this file, with or without modification,
33349 are permitted in any medium without royalty provided the copyright
33350 notice and this notice are preserved.