1 2009-11-28 Jan Hubicka <jh@suse.cz>
3 * cgraph.c (same_body_alias_1): Break out of
4 (same_body_alias): ... here; remove comdat check; it is handled
6 (cgraph_add_thunk): New.
7 (dump_cgraph_node): Dump aliases and thunks.
8 * cgraph.h (cgraph_thunk_info): New structure.
9 (struct cgraph_node): Add thunk info.
10 (cgraph_add_thunk): New.
11 * cgraphunit.c (cgraph_emit_thunks): Remove.
12 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
13 (assemble_thunk): New function.
14 (cgraph_expand_function): Handle thunks.
16 (init_lowered_empty_function): New.
17 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
18 * lto-cgraph.c (lto_output_node): Stream thunk info.
19 (input_node): Likewise.
20 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
21 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
22 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
23 * i386.c (x86_output_mi_thunk): Make output prettier.
25 2009-11-28 Richard Guenther <rguenther@suse.de>
27 PR tree-optimization/42183
28 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
29 address taken. Merge the addressable state of the NRV
30 variable and the result instead of copying it.
32 2009-11-28 Jakub Jelinek <jakub@redhat.com>
34 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
35 malloc_fname variable.
36 (check_allocation_function): Remove unused gsi and bb_level_0
38 (transform_access_sites): Remove unused d_type_size and d_type_size_k
40 * omega.c (resurrect_subs): Remove unused n variable.
41 (omega_solve_geq): Remove unused neweqns variable.
42 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
43 * tree-inline.c (declare_return_variable): Remove USE_P argument,
44 return use instead of var.
45 (remap_decl, remap_block): Remove unused fn variable.
46 (expand_call_inline): Remove unused retvar variable, adjust
47 declare_return_variable caller.
48 (optimize_inline_calls): Remove unused prev_fn variable.
49 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
51 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
53 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
55 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
57 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
58 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
59 parameter. Remove unused par_stmt variable.
60 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
61 (expand_omp_sections): Remove unused l1 variable.
62 (lower_omp_for): Remove unused ilist variable.
63 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
64 Remove unused has_upstream_mem_write_p variable.
65 * recog.c (decode_asm_operands): Remove unused noperands variable.
66 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
68 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
69 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
71 (gen_conditions_for_pow): Remove unused ec variable.
72 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
74 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
76 * tree-ssa-sink.c (statement_sink_location): Remove unused code
78 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
80 * tree-complex.c (create_one_component_var): Remove unused inner_type
82 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
83 unnecessarily when GEN_*CALL omits that argument.
84 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
85 (build_def_use): Remove unused icode variable.
86 * ipa-pure-const.c (check_call): Remove unused callee and avail
88 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
89 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
91 (vect_pattern_recog): Remove unused stmt variable.
92 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
94 * postreload.c (reload_cse_simplify_operands): Remove unused mode
96 * tree-parloops.c (create_call_for_reduction_1): Remove unused
98 (create_parallel_loop): Remove unused res variable.
99 (gen_parallel_loop): Remove unused nloop variable.
100 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
101 * value-prof.c (gimple_mod_subtract_transform,
102 gimple_stringops_transform): Remove unused value variable.
103 (gimple_stringops_values_to_profile): Remove unused fcode variable.
104 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
105 (vrp_visit_switch_stmt): Remove unused n variable.
106 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
108 (vectorizable_operation): Remove unused shift_p variable.
109 (vectorizable_store): Remove unused first_stmt_vinfo variable.
110 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
111 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
113 (vect_permute_store_chain): Remove unused scalar_dest variable.
114 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
116 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
118 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
120 * optabs.c (expand_binop): Remove unused equiv_value variable.
121 (emit_libcall_block): Remove unused prev variable.
122 (init_optabs): Remove unused int_mode variable.
123 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
125 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
126 (find_func_aliases): Remove unused rhstype variable.
127 (ipa_pta_execute): Remove unused varid variable.
129 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
131 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
133 2009-11-28 David Binderman <dcb314@hotmail.com>
135 * ira-color.c (put_allocno_into_bucket): Remove set but not used
136 local variable hard_regs_num.
137 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
138 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
139 * lower-subreg.c (decompose_multiword_subregs): Remove next.
141 2009-11-27 Martin Jambor <mjambor@suse.cz>
144 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
145 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
146 for vector and complex types.
147 (get_adjustment_for_base): Describe return value in the comment.
149 2009-11-27 Nick Clifton <nickc@redhat.com>
151 * longlong.h (count_leading_zeros): Define macro for stormy16
153 (COUNT_LEADING_ZEROS_0): Likewise.
154 * config/stormy16/stormy16-lib2.c: Arrange for separate
155 compilation of each function.
156 (__ffshi2): New function.
157 (__stormy16_count_leading_zeros): New function.
158 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
159 compile each function into its own object file.
160 (stormy16-lib2-ashlsi3.c): New stub file.
161 (stormy16-lib2-ashrsi3.c): New stub file.
162 (stormy16-lib2-clzhi2.c): New stub file.
163 (stormy16-lib2-count-leading-zeros.c): New stub file.
164 (stormy16-lib2-ctzhi2.c): New stub file.
165 (stormy16-lib2-divsi3.c): New stub file.
166 (stormy16-lib2-ffshi2.c): New stub file.
167 (stormy16-lib2-lshrsi3.c): New stub file.
168 (stormy16-lib2-modsi3.c): New stub file.
169 (stormy16-lib2-parityhi2.c): New stub file.
170 (stormy16-lib2-popcounthi2.c): New stub file.
171 (stormy16-lib2-udivmodsi4.c): New stub file.
172 (stormy16-lib2-udivsi3.c): New stub file.
173 (stormy16-lib2-umodsi3.c): New stub file.
175 2009-11-27 Richard Henderson <rth@redhat.com>
177 * config/i386/sse.md (vec_interleave_highv16qi,
178 vec_interleave_lowv16qi, vec_interleave_highv8hi,
179 vec_interleave_lowv8hi, vec_interleave_highv4si,
180 vec_interleave_lowv4si, vec_interleave_highv2di,
181 vec_interleave_lowv2di, vec_interleave_highv4sf,
182 vec_interleave_lowv4sf, vec_interleave_highv2df,
183 vec_interleave_lowv2df): Remove expanders.
184 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
185 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
186 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
187 Rename to their proper vec_interleave equivalent. Update all users
189 * config/i386/i386.c, config/i386/i386.md: Update all users.
191 2009-11-27 Michael Matz <matz@suse.de>
193 PR rtl-optimization/42084
194 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
195 use it to stop walking.
196 (expand_gimple_cond): Adjust call to above.
198 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
201 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
202 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
203 __extension__ to allow cast from function pointer to object
205 * doc/install.texi (--enable-threads): Clarify use of Solaris
208 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
210 * config/ia64/itanium1.md: Remove.
211 * config/ia64/ia64.md: Do not include it.
212 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
213 "itanium1", and "merced" from the processor alias table.
214 (clocks, add_cycles): Remove global variables.
215 (ia64_sched_reorder2): Don't set/use them.
216 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
217 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
219 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
221 * config/s390/s390.c (last_scheduled_insn): New variable.
222 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
224 (s390_sched_reorder, s390_sched_variable_issue): New functions.
225 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
228 2009-11-27 Michael Matz <matz@suse.de>
231 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
233 2009-11-27 Richard Guenther <rguenther@suse.de>
235 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
236 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
237 * loop-init.c (pass_rtl_move_loop_invariants): Use
238 TV_LOOP_MOVE_INVARIANTS.
239 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
240 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
241 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
243 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
245 * emit-rtl.c (next_active_insn, prev_active_insn): Correct
248 2009-11-27 Jakub Jelinek <jakub@redhat.com>
250 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
251 unused insn variable.
252 * genemit.c (output_peephole2_scratches): Only declare and initialize
253 _regs_allocated if it will be ever used.
254 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
256 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
257 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
260 * opts.c (decode_options): If optimize is bigger than 255,
263 2009-11-26 Richard Henderson <rth@redhat.com>
265 * config/i386/sse.md (mulv16qi3): Change back from an expander
266 to an insn-and-split.
267 (mulv4si): Mention AVX not XOP for AVX exception.
268 (*sse2_mulv4si3): Likewise.
269 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
271 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
273 * cfgexpand (n_stack_vars_conflict): New static variable.
274 (triangular_index): Reduce likelyhood of overflow by performing
275 the division before the multiplication.
276 (resize_stack_vars_conflict): Call fatal_error if overflow
277 occurred in triangular_index. Update n_stack_vars_conflict.
280 * regrename.c (struct du_chain): Remove member earlyclobber.
281 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
283 (scan_rtx): Remove argument earlyclobber, all callers changed.
284 (hide_operands, restore_operands, record_out_operands): New functions,
285 broken out of build_def_use.
286 (build_def_use): Call them as necessary.
288 * regrename.c (struct du_head): New members id, conflicts,
289 hard_conflicts and cannot_rename.
290 (enum scan_actions): Remove terminate_all_read and
291 terminate_overlapping_read; add mark_all_read.
292 (scan_actions_name): Likewise.
293 (du_head_p): New typedef. Define a vector type for it.
294 (id_to_chain): New static variable.
295 (note_sets, clear_dead_regs): Delete functions.
296 (free_chain_data): New function.
297 (merge_overlapping_regs): Simply walk the conflicts bitmap.
298 Remove argument B, all callers changed.
299 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
300 the cannot_rename bit set. Update regno and nregs of a renamed chain.
301 Call free_chain_data when done.
302 (do_replace): Remove death notes when the renamed reg is set in the
303 last insn; add them if not.
304 (mark_conflict, note_sets_clobbers): New static function.
305 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
307 (scan_rtx_reg): Keep track of conflicts between chains, and between
308 chains and hard regs. Don't terminate chains when we find a read we
309 can't handle, mark it unrenameable instead. For terminate_write,
310 terminate chains that are written with an exact match or a superset
311 of registers. Set fail_current_block if multi-word lifetimes are too
313 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
314 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
315 free memory for them when done.
316 Rearrange the steps so that earlyclobbers are noted before reads
317 are processed. Add new steps to keep track of hard register lifetimes
318 outside insn operands.
320 2009-11-26 Richard Guenther <rguenther@suse.de>
322 * tree-ssa-dce.c (nr_walks): New variable.
323 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
324 (perform_tree_ssa_dce): Init nr_walks.
326 2009-11-26 Michael Matz <matz@suse.de>
328 PR tree-optimization/41905
329 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
330 below statements that can't fall thru.
332 2009-11-26 Michael Matz <matz@suse.de>
334 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
335 expand_builtin_sprintf): Remove.
336 (expand_builtin): Don't call them.
338 2009-11-26 Richard Guenther <rguenther@suse.de>
340 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
342 2009-11-26 Nick Clifton <nickc@redhat.com>
344 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
345 being used incorrectly.
346 (rx_function_ok_for_sibcall): New function. Do not allow indirect
347 sibcalls, or sibcalls from interrupt functions.
348 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
349 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
350 for a MEM inside a MEM.
351 (sibcall_value): Likewise.
352 (sibcall_internal): New pattern containing old sibcall pattern.
353 (sibcall_value_internal): Likewise.
355 2009-11-25 Richard Henderson <rth@redhat.com>
357 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
358 optional 3rd argument to define the mode.
359 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
360 (V2UDI, V4USI, V8UHI, V16UQI): New.
361 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
362 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
363 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
364 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
365 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
366 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
367 (bdesc_args): Add the builtin definitions to match.
368 (ix86_expand_builtin): Expand them.
369 (ix86_builtin_vectorization_cost): Rename from
370 x86_builtin_vectorization_cost.
371 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
372 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
373 expand_vec_perm_blend, expand_vec_perm_vpermil,
374 expand_vec_perm_pshufb, expand_vec_perm_1,
375 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
376 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
377 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
378 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
379 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
380 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
381 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
382 * sse.md (SSEMODE_EO): New.
383 (vec_extract_even<mode>): Use SSEMODE_EO and
384 ix86_expand_vec_extract_even_odd.
385 (vec_extract_odd<mode>): Likewise.
386 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
387 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
389 2009-11-25 Richard Henderson <rth@redhat.com>
391 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
392 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
393 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
394 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
395 the vector constant here...
396 (vect_transform_slp_perm_load): ... do it here instead. Validate
397 that the permutation vector is implementable by the target.
399 2009-11-25 Jakub Jelinek <jakub@redhat.com>
401 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
402 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
404 * print-rtl.c (print_rtx): When printing newline, append
405 print_rtx_head and indentation after the newline.
408 * config/i386/i386.c (print_operand): For 32-byte memory use
409 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
410 * config/i386/i386.md (crc32modesuffix): Expand to nothing
412 (sse4_2_crc32di): Print just crc32 instead of crc32q in
414 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
415 memory operand in -masm=intel mode.
416 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
417 *sse2_pinsrw): Likewise.
418 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
419 q suffix in -masm=intel mode.
421 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
426 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
427 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
428 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
429 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
430 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
432 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
434 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
436 * config/i386/predicates.md (emms_operation): New predicate.
437 (vzeroupper_operation): Ditto.
438 (vzeroall_operation): Improve pattern recognition.
439 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
440 (avx_vzeroupper): Change insn pattern to expander.
441 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
443 (*avx_vzeroall): Remove operands 1 and 2.
444 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
446 (*mmx_emms): New insn pattern. Use emms_operation predicate.
448 * config/i386/i386.c (enum ix86_builtins)
449 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
450 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
451 Remove initailization.
452 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
454 2009-11-25 Paul Brook <paul@codesourcery.com>
456 * config/arm/arm.md (consttable_4): Handle (high ...).
458 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
459 Richard Earnshaw <rearnsha@arm.com>
461 * arm.h (enum vfp_reg_type): Add VFP_NONE.
462 * arm.c (all_fpus): Use it for floating point units that aren't based
463 on the VFP architecture.
464 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
467 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
469 * alias.c: Remove trailing white spaces.
470 * alloc-pool.c: Likewise.
471 * alloc-pool.h: Likewise.
472 * attribs.c: Likewise.
473 * auto-inc-dec.c: Likewise.
474 * basic-block.h: Likewise.
475 * bb-reorder.c: Likewise.
476 * bt-load.c: Likewise.
477 * builtins.c: Likewise.
478 * builtins.def: Likewise.
479 * c-common.c: Likewise.
480 * c-common.h: Likewise.
481 * c-cppbuiltin.c: Likewise.
482 * c-decl.c: Likewise.
483 * c-format.c: Likewise.
486 * c-opts.c: Likewise.
487 * c-parser.c: Likewise.
488 * c-pretty-print.c: Likewise.
489 * c-tree.h: Likewise.
490 * c-typeck.c: Likewise.
491 * caller-save.c: Likewise.
494 * cfganal.c: Likewise.
495 * cfgexpand.c: Likewise.
496 * cfghooks.c: Likewise.
497 * cfghooks.h: Likewise.
498 * cfglayout.c: Likewise.
499 * cfgloop.c: Likewise.
500 * cfgloop.h: Likewise.
501 * cfgloopmanip.c: Likewise.
502 * cfgrtl.c: Likewise.
503 * cgraph.c: Likewise.
504 * cgraph.h: Likewise.
505 * cgraphbuild.c: Likewise.
506 * cgraphunit.c: Likewise.
507 * cif-code.def: Likewise.
508 * collect2.c: Likewise.
509 * combine.c: Likewise.
510 * convert.c: Likewise.
511 * coverage.c: Likewise.
512 * crtstuff.c: Likewise.
514 * cselib.c: Likewise.
515 * dbgcnt.c: Likewise.
516 * dbgcnt.def: Likewise.
517 * dbgcnt.h: Likewise.
518 * dbxout.c: Likewise.
522 * defaults.h: Likewise.
523 * df-byte-scan.c: Likewise.
524 * df-core.c: Likewise.
525 * df-problems.c: Likewise.
526 * df-scan.c: Likewise.
529 * diagnostic.c: Likewise.
530 * diagnostic.h: Likewise.
531 * dominance.c: Likewise.
532 * domwalk.c: Likewise.
533 * double-int.c: Likewise.
534 * double-int.h: Likewise.
536 * dwarf2asm.c: Likewise.
537 * dwarf2asm.h: Likewise.
538 * dwarf2out.c: Likewise.
539 * ebitmap.c: Likewise.
540 * ebitmap.h: Likewise.
541 * emit-rtl.c: Likewise.
542 * et-forest.c: Likewise.
543 * except.c: Likewise.
544 * except.h: Likewise.
545 * expmed.c: Likewise.
550 * fold-const.c: Likewise.
551 * function.c: Likewise.
552 * function.h: Likewise.
553 * fwprop.c: Likewise.
555 * gcov-dump.c: Likewise.
556 * gcov-io.c: Likewise.
557 * gcov-io.h: Likewise.
560 * genattr.c: Likewise.
561 * genattrtab.c: Likewise.
562 * genautomata.c: Likewise.
563 * genchecksum.c: Likewise.
564 * genconfig.c: Likewise.
565 * genflags.c: Likewise.
566 * gengtype-parse.c: Likewise.
567 * gengtype.c: Likewise.
568 * gengtype.h: Likewise.
569 * genmddeps.c: Likewise.
570 * genmodes.c: Likewise.
571 * genopinit.c: Likewise.
572 * genpreds.c: Likewise.
573 * gensupport.c: Likewise.
574 * ggc-common.c: Likewise.
575 * ggc-page.c: Likewise.
576 * ggc-zone.c: Likewise.
578 * gimple-iterator.c: Likewise.
579 * gimple-low.c: Likewise.
580 * gimple-pretty-print.c: Likewise.
581 * gimple.c: Likewise.
582 * gimple.def: Likewise.
583 * gimple.h: Likewise.
584 * gimplify.c: Likewise.
585 * graphds.c: Likewise.
586 * graphite-clast-to-gimple.c: Likewise.
587 * gthr-nks.h: Likewise.
588 * gthr-posix.c: Likewise.
589 * gthr-posix.h: Likewise.
590 * gthr-posix95.h: Likewise.
591 * gthr-single.h: Likewise.
592 * gthr-tpf.h: Likewise.
593 * gthr-vxworks.h: Likewise.
595 * haifa-sched.c: Likewise.
596 * hard-reg-set.h: Likewise.
599 * hosthooks.h: Likewise.
602 * incpath.c: Likewise.
603 * init-regs.c: Likewise.
604 * integrate.c: Likewise.
605 * ipa-cp.c: Likewise.
606 * ipa-inline.c: Likewise.
607 * ipa-prop.c: Likewise.
608 * ipa-pure-const.c: Likewise.
609 * ipa-reference.c: Likewise.
610 * ipa-struct-reorg.c: Likewise.
611 * ipa-struct-reorg.h: Likewise.
612 * ipa-type-escape.c: Likewise.
613 * ipa-type-escape.h: Likewise.
614 * ipa-utils.c: Likewise.
615 * ipa-utils.h: Likewise.
617 * ira-build.c: Likewise.
618 * ira-color.c: Likewise.
619 * ira-conflicts.c: Likewise.
620 * ira-costs.c: Likewise.
621 * ira-emit.c: Likewise.
622 * ira-int.h: Likewise.
623 * ira-lives.c: Likewise.
626 * lambda-code.c: Likewise.
627 * lambda-mat.c: Likewise.
628 * lambda-trans.c: Likewise.
629 * lambda.h: Likewise.
630 * langhooks.c: Likewise.
632 * libgcov.c: Likewise.
634 * loop-doloop.c: Likewise.
635 * loop-init.c: Likewise.
636 * loop-invariant.c: Likewise.
637 * loop-iv.c: Likewise.
638 * loop-unroll.c: Likewise.
639 * lower-subreg.c: Likewise.
640 * lto-cgraph.c: Likewise.
641 * lto-compress.c: Likewise.
642 * lto-opts.c: Likewise.
643 * lto-section-in.c: Likewise.
644 * lto-section-out.c: Likewise.
645 * lto-streamer-in.c: Likewise.
646 * lto-streamer-out.c: Likewise.
647 * lto-streamer.c: Likewise.
648 * lto-streamer.h: Likewise.
649 * lto-symtab.c: Likewise.
650 * lto-wpa-fixup.c: Likewise.
651 * matrix-reorg.c: Likewise.
653 * mode-switching.c: Likewise.
654 * modulo-sched.c: Likewise.
657 * omp-low.c: Likewise.
658 * optabs.c: Likewise.
659 * optabs.h: Likewise.
660 * opts-common.c: Likewise.
662 * params.def: Likewise.
663 * params.h: Likewise.
664 * passes.c: Likewise.
665 * plugin.c: Likewise.
666 * postreload-gcse.c: Likewise.
667 * postreload.c: Likewise.
668 * predict.c: Likewise.
669 * predict.def: Likewise.
670 * pretty-print.c: Likewise.
671 * pretty-print.h: Likewise.
672 * print-rtl.c: Likewise.
673 * print-tree.c: Likewise.
674 * profile.c: Likewise.
675 * read-rtl.c: Likewise.
678 * reg-stack.c: Likewise.
679 * regcprop.c: Likewise.
680 * reginfo.c: Likewise.
681 * regmove.c: Likewise.
682 * regrename.c: Likewise.
684 * regstat.c: Likewise.
685 * reload.c: Likewise.
686 * reload1.c: Likewise.
687 * resource.c: Likewise.
691 * rtlanal.c: Likewise.
692 * sbitmap.c: Likewise.
693 * sched-deps.c: Likewise.
694 * sched-ebb.c: Likewise.
695 * sched-int.h: Likewise.
696 * sched-rgn.c: Likewise.
697 * sched-vis.c: Likewise.
698 * sdbout.c: Likewise.
699 * sel-sched-dump.c: Likewise.
700 * sel-sched-dump.h: Likewise.
701 * sel-sched-ir.c: Likewise.
702 * sel-sched-ir.h: Likewise.
703 * sel-sched.c: Likewise.
704 * sel-sched.h: Likewise.
707 * simplify-rtx.c: Likewise.
708 * stack-ptr-mod.c: Likewise.
710 * stor-layout.c: Likewise.
711 * store-motion.c: Likewise.
712 * stringpool.c: Likewise.
713 * stub-objc.c: Likewise.
714 * sync-builtins.def: Likewise.
715 * target-def.h: Likewise.
716 * target.h: Likewise.
717 * targhooks.c: Likewise.
718 * targhooks.h: Likewise.
719 * timevar.c: Likewise.
721 * toplev.c: Likewise.
722 * toplev.h: Likewise.
723 * tracer.c: Likewise.
724 * tree-affine.c: Likewise.
725 * tree-affine.h: Likewise.
726 * tree-browser.def: Likewise.
727 * tree-call-cdce.c: Likewise.
728 * tree-cfg.c: Likewise.
729 * tree-cfgcleanup.c: Likewise.
730 * tree-chrec.c: Likewise.
731 * tree-chrec.h: Likewise.
732 * tree-complex.c: Likewise.
733 * tree-data-ref.c: Likewise.
734 * tree-data-ref.h: Likewise.
735 * tree-dfa.c: Likewise.
736 * tree-dump.c: Likewise.
737 * tree-dump.h: Likewise.
738 * tree-eh.c: Likewise.
739 * tree-flow-inline.h: Likewise.
740 * tree-flow.h: Likewise.
741 * tree-if-conv.c: Likewise.
742 * tree-inline.c: Likewise.
743 * tree-into-ssa.c: Likewise.
744 * tree-loop-distribution.c: Likewise.
745 * tree-loop-linear.c: Likewise.
746 * tree-mudflap.c: Likewise.
747 * tree-nested.c: Likewise.
748 * tree-nomudflap.c: Likewise.
749 * tree-nrv.c: Likewise.
750 * tree-object-size.c: Likewise.
751 * tree-optimize.c: Likewise.
752 * tree-outof-ssa.c: Likewise.
753 * tree-parloops.c: Likewise.
754 * tree-pass.h: Likewise.
755 * tree-phinodes.c: Likewise.
756 * tree-predcom.c: Likewise.
757 * tree-pretty-print.c: Likewise.
758 * tree-profile.c: Likewise.
759 * tree-scalar-evolution.c: Likewise.
760 * tree-ssa-address.c: Likewise.
761 * tree-ssa-alias.c: Likewise.
762 * tree-ssa-ccp.c: Likewise.
763 * tree-ssa-coalesce.c: Likewise.
764 * tree-ssa-copy.c: Likewise.
765 * tree-ssa-copyrename.c: Likewise.
766 * tree-ssa-dce.c: Likewise.
767 * tree-ssa-dom.c: Likewise.
768 * tree-ssa-dse.c: Likewise.
769 * tree-ssa-forwprop.c: Likewise.
770 * tree-ssa-ifcombine.c: Likewise.
771 * tree-ssa-live.c: Likewise.
772 * tree-ssa-live.h: Likewise.
773 * tree-ssa-loop-ch.c: Likewise.
774 * tree-ssa-loop-im.c: Likewise.
775 * tree-ssa-loop-ivcanon.c: Likewise.
776 * tree-ssa-loop-ivopts.c: Likewise.
777 * tree-ssa-loop-manip.c: Likewise.
778 * tree-ssa-loop-niter.c: Likewise.
779 * tree-ssa-loop-prefetch.c: Likewise.
780 * tree-ssa-loop-unswitch.c: Likewise.
781 * tree-ssa-loop.c: Likewise.
782 * tree-ssa-math-opts.c: Likewise.
783 * tree-ssa-operands.c: Likewise.
784 * tree-ssa-operands.h: Likewise.
785 * tree-ssa-phiopt.c: Likewise.
786 * tree-ssa-phiprop.c: Likewise.
787 * tree-ssa-pre.c: Likewise.
788 * tree-ssa-propagate.c: Likewise.
789 * tree-ssa-reassoc.c: Likewise.
790 * tree-ssa-sccvn.c: Likewise.
791 * tree-ssa-sink.c: Likewise.
792 * tree-ssa-structalias.c: Likewise.
793 * tree-ssa-ter.c: Likewise.
794 * tree-ssa-threadedge.c: Likewise.
795 * tree-ssa-threadupdate.c: Likewise.
796 * tree-ssa-uncprop.c: Likewise.
797 * tree-ssa.c: Likewise.
798 * tree-ssanames.c: Likewise.
799 * tree-switch-conversion.c: Likewise.
800 * tree-tailcall.c: Likewise.
801 * tree-vect-data-refs.c: Likewise.
802 * tree-vect-generic.c: Likewise.
803 * tree-vect-loop-manip.c: Likewise.
804 * tree-vect-loop.c: Likewise.
805 * tree-vect-patterns.c: Likewise.
806 * tree-vect-slp.c: Likewise.
807 * tree-vect-stmts.c: Likewise.
808 * tree-vectorizer.c: Likewise.
809 * tree-vectorizer.h: Likewise.
810 * tree-vrp.c: Likewise.
812 * tree.def: Likewise.
814 * treestruct.def: Likewise.
815 * unwind-compat.c: Likewise.
816 * unwind-dw2-fde-glibc.c: Likewise.
817 * unwind-dw2.c: Likewise.
818 * value-prof.c: Likewise.
819 * value-prof.h: Likewise.
820 * var-tracking.c: Likewise.
821 * varasm.c: Likewise.
822 * varpool.c: Likewise.
825 * vmsdbgout.c: Likewise.
827 * xcoffout.c: Likewise.
829 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
831 * pa.c (output_call): Only use sr4 for long interspace calls if
832 call binds local and generating non PIC code.
833 (attr_length_call): Adjust length calculation for above.
835 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
838 (add<mode>3_carry): Change operand order of plus RTX.
839 (*add<mode>3_carry): Ditto.
840 (*addsi3_carry_zext): Ditto.
841 (*add<dwi>3_doubleword): Update for changed operand order.
842 (*negti2_1 splitter): Ditto.
843 (*negdi2_1 splitter): Ditto.
844 (<plusminus_insn><mode>3_carry): Macroize expander from
845 {add,sub}<mode>3_carry patterns using plusminus code iterator.
846 (*<plusminus_insn><mode>3_carry): Macroize insn from
847 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
848 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
849 patterns using SDWIM mode iterator.
850 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
851 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
852 using DWIH mode iterator.
853 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
854 using SWI mode iterator.
855 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
856 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
857 patterns using SWIM mode iterator.
858 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
859 patterns using SWI248 mode iterator.
860 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
861 patterns using SWI mode iterator.
862 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
863 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
865 2009-11-24 Michael Matz <matz@suse.de>
867 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
869 2009-11-24 David Binderman <dcb314@hotmail.com>
871 * expr.c (store_field): Remove set but not used local variable
873 (expand_expr_real_2): Remove treeop2.
874 * gcse.c (update_ld_motion_stores): Remove new_rtx.
875 * haifa-sched.c (max_issue): Remove points.
876 (sched_create_recovery_edges): Remove e.
877 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
879 2009-11-24 Nick Clifton <nickc@redhat.com>
881 * config/v850/v850.c (function_arg): Fix handling of zero-length
884 2009-11-24 Michael Matz <matz@suse.de>
886 * tree.h (union tree_ann_d): Don't declare.
887 (tree_base): Remove ann field.
888 (struct var_ann_d): Declare forward.
889 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
890 (DECL_VAR_ANN_PTR): New macro.
891 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
892 accept only VAR, PARM or RESULT decls.
893 (create_tree_common_ann): Remove.
894 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
895 * tree-eh.c (lookup_expr_eh_lp): Remove.
896 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
898 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
899 * tree-flow.h (enum tree_ann_type): Remove.
900 (struct tree_ann_common_d): Remove.
901 (struct var_ann_d): Remove common field.
902 (union tree_ann_d): Remove.
903 (tree_ann_t, tree_ann_common_t): Remove typedefs.
904 (tree_common_ann, get_tree_common_ann, ann_type,
905 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
906 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
907 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
908 * builtins.c (expand_builtin_memcpy): Use
909 currently_expanding_gimple_stmt instead of tree annotation.
910 (expand_builtin_memset_args): Ditto.
911 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
912 (expand_call_stmt): Don't set tree annotation.
913 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
914 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
915 * gimple.h (currently_expanding_gimple_stmt): Declare.
917 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
919 * dwarf2out.c (add_location_or_const_value_attribute): Remove
920 useless NOTE_VAR_LOCATION_STATUS call.
921 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
923 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
925 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
926 being called recursively.
928 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
930 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
931 $(MD5_H) params.def params.h prefix.h tree-inline.h.
933 2009-11-24 Paul Brook <paul@codesourcery.com>
935 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
938 2009-11-24 Julian Brown <julian@codesourcery.com>
939 Paul Brook <paul@codesourcery.com>
941 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
942 (arm_dwarf_register_span): New function.
943 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
945 2009-11-24 David Binderman <dcb314@hotmail.com>
947 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
948 local variable bb_note.
949 * dominance.c (get_dominated_by): Likewise local var n.
950 (output_file_names): Likewise local var idx.
951 (add_location_or_const_value_attribute): Likewise local var status.
952 * dwarf2out.c (gen_variable_die): Likewise local var field.
953 * emit-rtl.c (no_line_numbers): Remove.
954 (init_emit_once): Remove line_numbers parameter.
955 * rtl.h (init_emit_once): Adjust prototype.
956 * toplev.c (backend_init): Adjust init_emit_once call.
958 2009-11-24 Richard Guenther <rguenther@suse.de>
960 PR tree-optimization/42142
961 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
962 Handle iv-dependent (non-)kills properly.
963 (mark_aliased_reaching_defs_necessary): Pass the basic-block
964 of the reference statement to mark_aliased_reaching_defs_necessary_1.
966 2009-11-24 Martin Jambor <mjambor@suse.cz>
968 PR tree-optimization/42154
969 * tree-sra.c (struct access): Added comments.
970 (sra_modify_expr): Build references to the old aggregate with
971 build_ref_for_offset instead of reusing access->expr.
972 (load_assign_lhs_subreplacements): Likewise.
974 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
976 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
978 (sub<mode>3_carry): Ditto.
979 (x86_mov<mode>cc_0_m1): Ditto.
980 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
981 for ix86_carry_flag_operator operator predicate.
982 (*sub<mode>3_carry): Ditto.
983 (*x86_mov<mode>cc_0_m1): Ditto.
984 (*addsi3_carry_zext): Use VOIDmode match_operator for
985 ix86_carry_flag_operator operator predicate.
986 (*subsi3_carry_zext): Ditto.
987 (*x86_mov<mode>cc_0_m1_s): Ditto.
988 (*x86_mov<mode>cc_0_m1_neg): Ditto.
989 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
990 check operator sub-expressions for FLAGS_REG and const0_rtx.
991 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
992 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
993 (ix86_expand_int_addcc): Update calls to
994 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
995 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
996 Do not set mode of compare operation.
998 2009-11-23 Jan Hubicka <jh@suse.cz>
1001 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1004 2009-11-23 Jan Hubicka <jh@suse.cz>
1006 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1007 wrong profile updates.
1008 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1009 having largest frequency.
1010 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1011 used uninitalized warning.
1012 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1015 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1017 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1018 of gen_rtx_REG to generate operand 5.
1019 (*cmp_ssub_sidi): Ditto.
1021 2009-11-23 Richard Henderson <rth@redhat.com>
1023 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1026 2009-11-23 Paul Brook <paul@codesourcery.com>
1028 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1029 case for noreturn functions.
1030 (arm_compute_save_reg_mask): Remove special noreturn handling.
1032 2009-11-23 Richard Guenther <rguenther@suse.de>
1034 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1035 size for DECL bases.
1037 2009-11-22 Richard Henderson <rth@redhat.com>
1039 * i386.c (avx_vpermilp_parallel): New function.
1040 * i386-protos.h: Declare it.
1041 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1042 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1043 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1044 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1045 (vpermilbits): Remove.
1046 (avx_vpermil<mode>): Change insns to expanders.
1047 (*avx_vpermil<mode>): New. Use vec_select.
1049 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1051 * opts.c (decode_options): Don't enable flag_schedule_insns
1052 when optimizing for size.
1053 * doc/invoke.texi: Document change.
1055 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1058 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1059 of scratch register to SImode.
1060 (*cmp_sadd_sidi): Ditto.
1061 (*cmp_ssub_si): Ditto.
1062 (*cmp_ssub_sidi): Ditto.
1064 2009-11-21 Ian Lance Taylor <iant@google.com>
1066 * Makefile.in (HOST_LIBS): Move higher in file.
1067 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1068 is not empty, set to $(CC) and $(CFLAGS).
1070 2009-11-22 Martin Jambor <mjambor@suse.cz>
1072 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1073 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1074 (verify_gimple_call): Verify LHS also with with
1075 verify_types_in_gimple_reference.
1077 2009-11-21 Martin Jambor <mjambor@suse.cz>
1080 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1081 (splice_param_accesses): Check all accesses by calling
1082 access_precludes_ipa_sra_p.
1083 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1084 not convert types if it is true.
1085 (sra_ipa_modify_assign): Convert types in case of mismatch.
1087 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1089 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1092 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1094 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1095 (mips_mulsidi3_gen_fn): Declare new function.
1096 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1097 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1098 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1099 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1100 (mulsidi3_64bit_dmul): New define_insn.
1102 2009-11-21 Ben Elliston <bje@au.ibm.com>
1104 * gengtype-lex.l: Enable noinput flex option.
1105 (YY_NO_INPUT): Remove define.
1107 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1109 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1110 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1111 (insert_debug_temps_for_defs): Handle PHI nodes.
1112 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1115 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1117 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1118 after remove_phi_node.
1120 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1122 PR tree-optimization/42078
1123 * gimple.h (gimple_replace_lhs): New declaration.
1124 * gimple.c (gimple_replace_lhs): New function.
1125 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1128 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1130 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1131 (xop_mulv2div2di3_low): Same.
1132 (*xop_pmacsdqh_mem): Same.
1134 2009-11-20 Richard Henderson <rth@redhat.com>
1136 * config/i386/i386-builtin-types.awk: New file.
1137 * config/i386/i386-builtin-types.def: New file.
1138 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1139 * config/i386/i386.c: Include it.
1140 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1141 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1142 (struct builtin_isa): Remove GTY marker. Replace tree type with
1143 ix86_builtin_func_type; add set_and_not_built_p.
1144 (def_builtin): Change type parameter to tcode; use
1145 ix86_get_builtin_func_type; update all callers. Accept zero mask
1146 to mean the builtin is unconditionally available.
1147 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1149 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1150 Update some users to rationalized enumeration codes from new include.
1151 (enum multi_arg_type): Remove. Replace all enumeration values
1152 with defines to new ix86_builtin_func_type.
1153 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1154 all type resolution to def_builtin.
1155 (ix86_init_builtin_types): Split out from ...
1156 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1158 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1161 * config/rs6000/rs6000.c (struct machine_function): Revert
1162 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1163 (rs6000_expand_to_rtl_hook): Ditto.
1164 (rs6000_check_vector_mode): Ditto.
1165 (compute_vrsave_mask): Ditto.
1167 2009-11-20 Paul Brook <paul@codesourcery.com>
1169 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1170 * config/arm/arm-cores.def: Add cortex-a5.
1171 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1172 * config/arm/arm-tune.md: Regenerate.
1174 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1177 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1178 (ref_pos): New field in structure.
1179 (insert_new_var_in_stmt): New function.
1182 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1184 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1185 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1186 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1187 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1188 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1189 INT_LEAST64_TYPE): Define.
1190 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1191 UINT_LEAST64_TYPE): Define.
1192 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1193 INT_FAST64_TYPE): Define.
1194 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1195 UINT_FAST64_TYPE): Define.
1196 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1198 2009-11-20 Julian Brown <julian@codesourcery.com>
1200 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1201 specially for Thumb-1.
1202 (ASM_OUTPUT_REG_POP): Likewise.
1204 2009-11-19 Jason Merrill <jason@redhat.com>
1206 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1208 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1209 Rafael Avila de Espindola <espindola@google.com>
1211 * doc/plugins.texi (Plugin initialization): Added advices for
1212 retrieving the version of GCC at plugin compilation and loading times.
1214 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1216 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1217 (dump_active_plugins): output to file everything. Use
1218 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1220 2009-11-19 Richard Guenther <rguenther@suse.de>
1222 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1223 around truth-valued expressions.
1224 * tree.c (free_lang_data): Untangle check for LTO frontend.
1226 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1228 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1229 of cgraph_node_for_decl.
1230 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1231 * cgraph.c (cgraph_node_for_decl): Remove.
1232 (cgraph_get_node): Just return NULL if !cgraph_hash.
1234 2009-11-19 Paul Brook <paul@codesourcery.com>
1236 * config.gcc: Add new ARM --with-fpu options.
1237 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1238 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1240 2009-11-18 Richard Guenther <rguenther@suse.de>
1242 * gimple.h (union gimple_statement_d): Add gsmembase member.
1243 (gimple_vuse_op): Use gsmembase for access.
1244 (gimple_vdef_op): Likewise.
1245 (gimple_vuse): Likewise.
1246 (gimple_vdef): Likewise.
1247 (gimple_vuse_ptr): Likewise.
1248 (gimple_vdef_ptr): Likewise.
1249 (gimple_set_vuse): Likewise.
1250 (gimple_set_vdef): Likewise.
1251 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1253 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1255 * doc/arm-neon-intrinsics.texi: Regenerated.
1257 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1259 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
1261 2009-11-18 Paul Brook <paul@codesourcery.com>
1262 Daniel Jacobowitz <dan@codesourcery.com>
1264 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
1265 (arm_arch7em): New variable.
1266 (all_architectures): Add armv7e-m.
1267 (arm_override_options): Set arm_arch7em.
1268 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
1269 Include arm_arch7em.
1270 (arm_arch7em): Declare.
1272 2009-11-18 Richard Guenther <rguenther@suse.de>
1274 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
1275 a valid field decl if checking is enabled.
1277 2009-11-18 Martin Jambor <mjambor@suse.cz>
1279 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
1280 (lto_ipa_fixup_call_notes): Declare.
1281 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
1282 (update_call_notes_after_inlining): Copy call stmt uid to the new
1284 (ipa_write_param_call_note): New function.
1285 (ipa_read_param_call_note): New function
1286 (ipa_write_node_info): Write also param call notes. Removed a bogus
1287 comment, reformatted to fit 80 columns.
1288 (ipa_read_node_info): Read also param call notes. Removed a bogus
1289 comment. Remove ipa_edge_args_vector growth.
1290 (lto_ipa_fixup_call_notes): New function.
1291 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
1292 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
1293 inlining regardless of flag_wpa.
1294 (cgraph_decide_inlining_of_small_functions): Likewise.
1295 (cgraph_decide_inlining): Likewise.
1296 (inline_read_summary): Likewise.
1298 2009-11-18 Jan Hubicka <jh@suse.cz>
1300 * predict.c (compute_function_frequency): Export.
1301 * predict.h (compute_function_frequency): Declare.
1302 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
1304 2009-11-18 Martin Jambor <mjambor@suse.cz>
1306 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
1307 on all nodes we write summaries for.
1309 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
1312 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
1313 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
1314 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
1315 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
1316 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
1317 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
1318 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
1321 2009-11-18 Jakub Jelinek <jakub@redhat.com>
1323 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
1325 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
1328 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
1330 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1332 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
1333 cgraph_materialize_all_clones): Handle same_body aliases.
1334 * cgraph.c (cgraph_allocate_node): New function.
1335 (cgraph_create_node): Use it.
1336 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
1337 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
1338 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
1340 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
1341 (input_node): Stream in same_body aliases.
1342 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
1343 for same_body aliases.
1344 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
1346 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1349 * config/darwin.h: Use the extension stub libraries to access
1350 current libgcc_s features.
1352 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1355 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
1356 (vect_transform_loop): Call it.
1358 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1360 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
1363 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1367 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
1369 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
1370 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
1371 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
1372 (sese_bad_liveouts_use): New.
1373 (sese_reset_debug_liveouts_bb): New.
1374 (sese_build_liveouts): Use it.
1375 (rename_variables_in_stmt): Reset debug stmts rather than creating
1377 (expand_scalar_variable_stmt): Likewise.
1379 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
1381 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
1382 (df_ref_remove): Likewise.
1384 2009-11-17 Jan Hubicka <jh@suse.cz>
1386 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
1389 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
1391 * toplev.c (process_options): Remove dead code.
1392 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
1394 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
1396 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
1399 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1401 PR tree-optimization/41857
1402 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
1403 TYPE's address space instead of pointer to TYPE.
1405 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1407 * reload.c (find_reloads_address): Fix typo.
1409 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1411 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
1412 registers in leaf functions if possible.
1414 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1416 * config/m68k/m68k-devices.def: Add MCF5441x family.
1418 2009-11-17 Jan Hubicka <jh@suse.cz>
1420 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
1422 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
1424 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
1427 nest ior expressions.
1428 (x86_64_szext_nonmemory_operand): Ditto.
1429 (call_insn_operand): Ditto.
1431 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1433 * stmt.c (expand_asm_stmt): Get locus from stmt.
1435 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
1437 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
1438 Create the decl label for the new dest block on demand. Require
1439 a fallthrough edge if no asm labels were redirected.
1441 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
1443 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
1444 operand 1 predicate.
1445 (cstoresi4): Ditto for operand 2.
1446 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
1447 patterns using SDWIM mode iterator.
1448 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
1449 using SWIM mode iterator.
1450 (cmpdi_1): Rename from cmpdi_1_rex64.
1451 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
1452 SWI48 mode iterator.
1453 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
1454 using SWI mode iterator.
1455 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
1456 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
1457 (*cmpqi_ext_3_insn): Make private.
1458 (*cmpqi_ext_3_insn_rex64): Make private.
1459 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
1460 * config/i386/predicates.md (cmpsi_operand): Remove.
1462 2009-11-16 Paul Brook <paul@codesourcery.com>
1464 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
1465 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
1467 2009-11-14 Jan Hubicka <jh@suse.cz>
1469 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
1471 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
1472 zero out all callees.
1473 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
1474 frequency and count match.
1475 * ipa-inline.c (update_noncloned_frequencies): New function.
1476 (cgraph_clone_inlined_nodes): Use it.
1477 * tree-inline.c (copy_bb): Fix frequency scaling; output
1478 diagnostic on frequency mismatches to dump file.
1479 (initialize_cfun): Do not scale frequency; fix count scaling;
1480 initialize entry and exit block frequencies; copy profile info.
1481 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
1482 (copy_body): Use frequency_scale as argument.
1483 (expand_call_inline): Compute frequency scale and output diagnostic
1485 (delete_unreachable_blocks_update_callgrah): Remove checking that
1486 has to be done after edge redirection.
1487 (tree_function_versioning): Update initialize_cfun and copy_body call.
1489 2009-11-14 Jan Hubicka <jh@suse.cz>
1491 * cgraph.c (cgraph_release_function_body): Update use of
1492 ipa_transforms_to_apply.
1493 (cgraph_remove_node): Remove ipa_transforms_to_apply.
1494 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
1495 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
1497 (cgraph_materialize_clone): Remove original if dead.
1498 * lto-streamer-in.c (lto_read_body): Remove FIXME and
1499 ipa_transforms_to_apply hack.
1500 * function.h (struct function): Add ipa_transforms_to_apply.
1501 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
1502 * tree-inline.c (copy_bb): Update sanity check.
1503 (initialize_cfun): Do not copy ipa_transforms_to_apply.
1504 (expand_call_inline): remove dead clone originals.
1505 (tree_function_versioning): Merge transformation queues.
1506 * passes.c (add_ipa_transform_pass): Remove.
1507 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
1509 (execute_all_ipa_transforms): Update.
1510 (execute_one_pass): Update.
1512 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1514 PR target/21078, 21080
1515 * config/avr/avr.c (avr_return_addr_rtx): New function for
1516 builtin_return_address.
1517 (expand_prologue): Calculate stack usage.
1518 (avr_asm_function_end_prologue): Output stack size and offset label.
1519 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
1520 (machine_function): Add stack_usage.
1521 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
1523 2009-11-14 Anatoly Sokolov <aesok@post.ru>
1525 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
1526 new 'outgoing' argument.
1527 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
1528 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1529 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1530 iq2000_function_value_regno_p.
1531 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1532 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
1535 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
1538 * arm.md (adddi_sesidi_di): Place tied contraint first.
1539 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
1540 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
1541 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
1542 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
1543 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
1544 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
1545 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
1546 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
1547 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
1549 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
1551 * config/i386/predicates.md (call_register_no_elim_operand):
1552 New predicate. Reject stack register as valid call operand
1554 (call_insn_operand): Use call_register_no_elim_operand.
1556 2009-11-13 Richard Henderson <rth@redhat.com>
1558 * function.c (stack_protect_prologue): Don't bypass expand_expr
1559 for stack_protect_guard and guard_decl.
1560 (stack_protect_epilogue): Likewise.
1562 2009-11-13 Jan Hubicka <jh@suse.cz>
1564 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
1565 when to PUBLIC is set.
1567 2009-11-13 Jakub Jelinek <jakub@redhat.com>
1570 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
1573 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1576 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
1577 *call_value_1): Use "lsm" as operand 1 constraint.
1578 * config/i386/predicates.md (call_insn_operand): Depend on
1579 index_register_operand to avoid %esp register.
1581 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1584 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1588 (TARGET_CALL_ESP): New define.
1589 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1591 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1592 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1593 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1595 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1596 New patterns, use "lsm" as operand 1 constraint.
1597 * config/i386/predicates.md (call_insn_operand): Depend on
1598 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1600 2009-11-13 Jason Merrill <jason@redhat.com>
1603 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
1604 Don't emit a second declaration at any scope.
1606 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1608 PR rtl-optimization/41697
1609 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
1610 a conditional jump has a single successor.
1612 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
1614 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
1615 allocate reg_last when in case lazy_reg_last is true.
1616 (init_deps_reg_last): New.
1617 (free_deps): When max_reg is 0, this context is already freed.
1618 * sched-int.h (init_deps_reg_last): Export.
1619 (init_deps): Update prototype.
1620 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
1621 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
1622 * ddg.c (build_intra_loop_deps): Likewise.
1623 * sel-sched-ir.c (copy_deps_context, create_deps_context,
1624 reset_deps_context, deps_init_id): Likewise.
1625 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
1626 (free_data_for_scheduled_insn): New, break down from ...
1627 (free_first_time_insn_data): ... here.
1628 (has_dependence_p): Allocate reg_last now, when it is needed.
1629 (extend_insn_data): When maximal LUID is big enough, allocate
1630 per-insn data in smaller chunks.
1631 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
1632 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
1635 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
1637 * config/i386/i386.md (call_value): Fix comment.
1638 (sibcall_value): Ditto.
1640 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
1642 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
1643 (MD_FROB_UPDATE_CONTEXT): Define.
1645 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
1646 Laurent GUERBY <laurent@guerby.net>
1648 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
1649 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
1650 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
1652 2009-11-12 Jan Hubicka <jh@suse.cz>
1654 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
1655 and clear DECL_COMMON on localized declarations.
1657 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
1660 * regrename.c (struct du_head): New structure; some elements moved
1662 (struct du_chain): ... this one.
1663 (open_chains, closed_chains): Now of type struct du_head *.
1664 (do_replace): Accept du_head argument, not du_chain. All callers
1665 changed. Modified code to match new data structures.
1666 (build_def_use): Return a list of du_head structures. Modified code
1667 to match new data structures.
1668 (dump_def_use_chain): Accept du_head argument, not du_chain. All
1669 callers changed. Modified code to match new data structures.
1670 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
1671 callers changed. Modified code to match new data structures.
1672 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
1673 Allocate a du_head structure as well as a du_chain when creating a
1674 new chain. Modified other code to match new data structures.
1676 2009-11-12 Jan Hubicka <jh@suse.cz>
1678 * cgraph.h (varpool_node_name): Declare.
1679 * cgraphunit.c (process_function_and_variable_attributes): Set
1680 force_output flag on used variables.
1681 * ipa.c (function_and_variable_visibility): Dump externally visible
1682 and needed variables.
1683 * varpool.c (varpool_node_name): Export.
1684 (decide_is_variable_needed): Check COMDAT for externally visible vars;
1687 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
1690 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
1691 processing if XEXP (x, i) is NULL.
1693 2009-11-12 Jan Hubicka <jh@suse.cz>
1695 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
1696 imply PUBLIC || EXTERNAL.
1698 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1701 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
1702 single successor block, ending with jump created by RTL expander.
1704 2009-11-11 Jan Hubicka <jh@suse.cz>
1707 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
1708 and WEAK variables at -fwhole-program.
1711 * ipa.c (whole_program_function_and_variable_visility): COMDAT
1712 functions/variables are not needed even if they are externally visible.
1714 2009-11-11 Jan Hubicka <jh@suse.cz>
1716 (patch by Richard Guenther)
1717 * lto-streamer-out.c (output_function): Output head of argument list
1719 * lto-streamer-in.c (input_function): Re-map arguments into merged
1722 2009-11-11 Jan Hubicka <jh@suse.cz>
1724 * lto-cgraph.c: Include gcov-io.h
1725 (output_profile_summary): New function.
1726 (output_cgraph): Use it.
1727 (input_profile_summary): New function.
1728 (input_cgraph): Use it.
1729 * coverage.c (build_ctr_info_value): Use varpool; initalize
1730 DECL_ASSEMBLER_NAME.
1731 (create_coverage): Likewise.
1732 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
1733 (tree_init_edge_profiler): Likewise.
1734 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
1736 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
1738 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1739 * c-pragma.c (def_pragma_macro_value): Likewise.
1740 (def_pragma_macro): Likewise.
1741 (pushed_macro_table): Likewise.
1742 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
1743 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
1745 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
1747 * doc/plugins.texi (Registering custom attributes): section
1748 renamed as (Registering custom attributes or pragmas).
1749 Mentions custom attributes & pragmas, and c_register_pragma, with
1751 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
1753 * doc/extend.texi (Function Attributes): Mentions that plugin can
1754 provide their attributes.
1756 2009-11-11 Jon Beniston <jon@beniston.com>
1758 * config.gcc: Add lm32 elf and uclinux targets.
1759 * config/lm32: New directory.
1760 * config/lm32/lm32.c: New file.
1761 * config/lm32/lm32.h: New file.
1762 * config/lm32/lm32.md: New file.
1763 * config/lm32/lm32.opt: New file.
1764 * config/lm32/lm32-protos.h: New file.
1765 * config/lm32/constraints.md: New file.
1766 * config/lm32/predicates.md: New file.
1767 * config/lm32/sfp-machine.h: New file.
1768 * config/lm32/t-fprules-softfp: New file.
1769 * config/lm32/uclinux-elf.h: New file.
1770 * doc/invoke.texi: Document lm32 options.
1771 * doc/contrib.texi: Document lm32 porter.
1772 * doc/install.texi: Document lm32 targets.
1774 2009-11-11 Martin Jambor <mjambor@suse.cz>
1777 * ipa-prop.c (ipa_update_after_lto_read): Call
1778 ipa_check_create_node_params and ipa_check_create_edge_args. Also
1779 call ipa_initialize_node_params instead of ipa_populate_param_decls.
1781 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1783 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
1784 (neon_expand_vector_init): Use them. Also handle non-constant
1785 vectors with identical elements and vectors with only one
1786 non-constant element.
1787 (arm_print_operand): Handle 'y' modifier.
1788 * config/arm/arm-protos.h (neon_make_constant): Declare.
1789 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
1790 patterns. Use VX instead of VDQW for the first one. Allow
1791 a VFP alternative and V32 modes for the second one.
1792 * config/arm/neon.ml (shape_elt): Add Alternatives.
1793 (ops): Use Alternatives for vdup lane instructions.
1794 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
1795 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
1797 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1799 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
1801 (movti, mov<mode>): Call force_reg on one operand if required.
1802 * config/arm/vec-common.md (mov<mode>): Likewise.
1804 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1806 * config/arm/arm.c (arm_override_options): Enable scheduling for
1809 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1813 * expr.h (anti_adjust_stack_and_probe): Declare.
1814 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
1815 parameter and rewrite head comment.
1816 (allocate_dynamic_stack_space): Adjust call to above function.
1817 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
1819 * tree.h (dwarf2out_args_size): Delete.
1820 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
1821 (dwarf2out_args_size_adjust): Delete prototype and move around.
1822 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
1823 ACCUMULATE_OUTGOING_ARGS targets.
1825 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1827 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
1828 DECL_SIZE of DECL_RESULT before evaluating it.
1830 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1832 PR tree-optimization/41987
1833 * fold-const.c (const_binop): Avoid using fold_buildN().
1835 2009-11-10 Martin Jambor <mjambor@suse.cz>
1837 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
1838 (execute_all_ipa_stmt_fixups): Declare.
1839 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
1840 * ipa-inline.c (pass_ipa_inline): Likewise.
1841 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
1842 * ipa-reference.c (pass_ipa_reference): Likewise.
1843 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
1844 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
1845 (pass_ipa_lto_finish_out): Likewise.
1846 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
1847 * passes.c (execute_ipa_stmt_fixups): New function.
1848 (execute_all_ipa_stmt_fixups): New function.
1849 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
1851 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
1854 * explow.c (probe_stack_range): Fix typo.
1855 * config/sparc/sparc.md (probe_stack): New expander.
1857 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
1859 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
1861 2009-11-09 Jason Merrill <jason@redhat.com>
1863 * gdbinit.in (pgq): New function for printing gimple sequence.
1865 2009-11-09 Paul Brook <paul@codesourcery.com>
1866 Daniel Jacobowitz <dan@codesourcery.com>
1867 Sandra Loosemore <sandra@codesourcery.com>
1869 * doc/extend.texi (Half-Precision): Update wording to reflect
1870 that there are now multiple -mfpu options that enable fp16
1872 * doc/invoke.texi: Update list of ARM -mfpu= options.
1873 * config.gcc: Update ARM --with-fpu option list.
1874 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
1875 vfpv3xd and vfpv3xd-fp16.
1876 (use_vfp_abi): New function.
1877 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
1879 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
1880 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
1881 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
1882 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
1884 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
1886 (arm_print_operand): Handle 'p' modifier.
1887 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
1889 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
1890 (TARGET_FP16): Define.
1891 * config/arm/vfp.md: Disable double-precision patterns if the FPU
1892 does not provide them.
1893 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
1894 double-precision values on a single-precision FPU.
1895 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
1896 double-precision constants.
1897 (movhf_vfp_neon): New pattern (was movhf_vfp).
1898 (movhf_vfp): Remove NEON instructions.
1899 * config/arm/constraints.md: Add new "Dy" constraint for
1900 double-precision constants. Update description of "Dv".
1901 * config/arm/arm.md: Disable double-precision patterns if the FPU
1902 does not provide them
1904 2009-11-09 Jakub Jelinek <jakub@redhat.com>
1906 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
1907 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
1910 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
1912 * collect2.c (main): Search PLUGIN_LD for plugin linker.
1914 * configure.ac (--with-plugin-ld): New. Default to ld.
1915 * configure: Regenerated.
1916 * config.in: Likewise.
1918 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
1919 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
1921 2009-11-08 Jonathan Gray <jsg@openbsd.org>
1923 * config/openbsd-stdint.h: Change to reflect what
1924 c_common_nodes_and_builtins expects.
1926 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
1928 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
1930 2009-11-08 Jakub Jelinek <jakub@redhat.com>
1933 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
1934 function contains at least one local dynamic name.
1935 (print_operand) <case '&'>: Instead output operand lossage diagnostics
1936 here if that happens.
1938 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
1939 Joern Rennecke <amylaar@spamcop.net>
1941 * cfgrtl.c (pass_free_cfg): Add pass name.
1942 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
1943 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
1944 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
1945 * df-core.c (pass_df_initialize_no_opt): Likewise.
1946 * except.c (pass_rtl_eh): Likewise.
1947 * function.c (pass_init_function, pass_leaf_regs): Likewise.
1948 * gcse.c (pass_rtl_pre): Change pass name.
1949 * passes.c (pass_postreload): Add pass name.
1950 (make_pass_instance): Don't use duplicate-tracking logic for
1951 names starting with '*'.
1952 (next_pass_1): Assert that pass has a name.
1953 (register_one_dump_file): If there is an space in the name,
1955 * predict.c (pass_strip_predict_hints): Add pass name.
1956 * reg-stack.c (pass_stack_regs): Likewise.
1957 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1958 * tree-cfg.c (pass_warn_function_return,
1959 pass_warn_function_noreturn): Add pass name.
1960 * tree-dfa.c (pass_referenced_vars): Likewise.
1961 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
1962 Fix whitespace before comment.
1963 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
1964 (pass_init_datastructures): Add pass name.
1965 * tree-ssa-loop.c (pass_record_bounds): Likewise.
1966 * tree-ssa.c (pass_early_warn_uninitialized,
1967 pass_late_warn_uninitialized): Likewise.
1968 * tree.c (pass_ipa_free_lang_data): Likewise.
1969 * doc/passes.texi (pass manager): Document how to disambiguate
1972 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
1974 * df-problems.c: Fix documentation for forward simulation of LR.
1975 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
1976 (df_simulate_finalize_forwards): Remove.
1977 * df.h (df_simulate_finalize_forwards): Remove.
1979 2009-11-08 Richard Guenther <rguenther@suse.de>
1981 * tree-ssa-structalias.c (build_succ_graph): Properly make
1982 variables escape if they are stored to anything.
1984 2009-11-08 Richard Guenther <rguenther@suse.de>
1986 PR rtl-optimization/41928
1987 * loop-invariant.c (free_loop_data): If we didn't allocate
1988 loop data do not try to free it.
1990 2009-11-07 Jason Merrill <jason@redhat.com>
1992 * tree.c (reconstruct_complex_type): Preserve attributes.
1994 2009-11-07 Richard Guenther <rguenther@suse.de>
1996 * tree-ssa-structalias.c (build_succ_graph): Feed stores
1997 to anything only to variables that can take pointers.
1998 (get_constraint_for_ssa_var): Properly exclude full
1999 variables from expanding.
2000 (first_vi_for_offset): Avoid overflow in arithmetic.
2001 (first_or_preceding_vi_for_offset): Likewise.
2002 (count_num_arguments): Fix implementation.
2003 (gate_ipa_pta): Do not run when not optimizing.
2005 2009-11-07 David Binderman <dcb314@hotmail.com>
2007 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2008 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2009 set but not used variables.
2010 (apply_args_reg_offset): Comment out as unused.
2011 * calls.c (flags_from_decl_or_type): Likewise.
2012 * genautomata.c (check_regexp_units_distribution): Likewise.
2014 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2016 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2017 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2018 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2019 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2020 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2021 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2022 operand alternatives.
2024 2009-11-06 Michael Matz <matz@suse.de>
2027 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2028 of a potential reciprocal to really be reciprocals.
2030 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2032 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2033 lwpintrin.h after immintrin.h.
2034 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2038 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2039 or non-constant index, allow index one past the last element and
2040 allow exceeding array bound in arrays that might be used as flexible
2043 2009-11-05 Richard Henderson <rth@redhat.com>
2045 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2047 2009-11-05 Paul Brook <paul@codesourcery.com>
2049 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2050 (arm_fpu_desc): New.
2051 (all_fpus): Add FPU details.
2052 (fp_model_for_fpu): Remove.
2053 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2054 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2055 (arm_file_start): Use arm_fpu_desc.
2056 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2057 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2059 (TARGET_FPA_EMU2): Define.
2060 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2061 (vfp_reg_type, arm_fpu_desc): New.
2062 * config/arm/arm.md (attr fpu): Simplify.
2063 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2064 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2065 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2066 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2067 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2069 2009-11-05 Michael Matz <matz@suse.de>
2071 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2073 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2076 2009-11-04 Jason Merrill <jason@redhat.com>
2079 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2080 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2081 (output_constant): Avoid crash after error.
2083 2009-11-05 Martin Jambor <mjambor@suse.cz>
2085 * tree-sra.c (struct access): Changed comment of next_sibling field.
2086 (analyze_modified_params): Loop over accesses of a group rather than
2087 over all with the ame base, pass a common bitmap to
2089 (unmodified_by_ref_scalar_representative): Build link lists of
2090 accesses of a group.
2091 (splice_param_accesses): Likewise.
2093 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2095 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2097 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2101 * config/i386/i386.md (probe_stack): New expander.
2102 (logical operation peepholes): Do not split stack checking probes.
2104 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2105 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2107 * doc/invoke.texi (-mlwp): Add documentation.
2108 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2109 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2110 (x86_64-*-*): Ditto.
2111 * config/i386/lwpintrin.h: New file, provide x86 compiler
2112 intrinisics for LWP.
2113 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2114 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2115 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2117 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2118 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2119 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2120 (OPTION_MASK_ISA_LWP_UNSET): New.
2121 (ix86_handle_option): Handle -mlwp.
2122 (isa_opts): Handle -mlwp.
2123 (enum pta_flags): Add PTA_LWP.
2124 (override_options): Add LWP support.
2125 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2126 (IX86_BUILTIN_LLWPCB32): Ditto.
2127 (IX86_BUILTIN_LLWPCB64): Ditto.
2128 (IX86_BUILTIN_SLWPCB16): Ditto.
2129 (IX86_BUILTIN_SLWPCB32): Ditto.
2130 (IX86_BUILTIN_SLWPCB64): Ditto.
2131 (IX86_BUILTIN_LWPVAL16): Ditto.
2132 (IX86_BUILTIN_LWPVAL32): Ditto.
2133 (IX86_BUILTIN_LWPVAL64): Ditto.
2134 (IX86_BUILTIN_LWPINS16): Ditto.
2135 (IX86_BUILTIN_LWPINS32): Ditto.
2136 (IX86_BUILTIN_LWPINS64): Ditto.
2137 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2138 (builtin_description): Ditto.
2139 (ix86_init_mmx_sse_builtins): Ditto.
2140 (ix86_expand_special_args_builtin): Ditto.
2141 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2143 (UNSPEC_SLWP_INTRINSIC): Ditto.
2144 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2145 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2146 (lwp_llwpcbhi1): New lwp pattern.
2147 (lwp_llwpcbsi1): Ditto.
2148 (lwp_llwpcbdi1): Ditto.
2149 (lwp_slwpcbhi1): Ditto.
2150 (lwp_slwpcbsi1): Ditto.
2151 (lwp_slwpcbdi1): Ditto.
2152 (lwp_lwpvalhi3): Ditto.
2153 (lwp_lwpvalsi3): Ditto.
2154 (lwp_lwpvaldi3): Ditto.
2155 (lwp_lwpinshi3): Ditto.
2156 (lwp_lwpinssi3): Ditto.
2157 (lwp_lwpinsdi3): Ditto.
2159 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2160 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2163 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2166 2009-11-04 Richard Guenther <rguenther@suse.de>
2167 Rafael Avila de Espindola <espindola@google.com>
2169 * gcc.c (process_command): Handle arguments name@offset.
2171 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2172 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2174 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2175 (x86_64-*-*): Ditto.
2176 * config/i386/xopintrin.h: New file, provide common x86 compiler
2177 intrinisics for XOP.
2178 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2179 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2180 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2182 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2183 * config/i386/i386.opt (-mxop): New switch for XOP support.
2184 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2185 (UNSPEC_XOP_TRUEFALSE)
2186 (UNSPEC_XOP_PERMUTE)
2187 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2188 (PPERM_*): New constants for vpperm instruction.
2189 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2190 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2191 (OPTION_MASK_ISA_XOP_UNSET): New.
2192 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2193 (ix86_handle_option): Handle -mxop.
2194 (isa_opts): Handle -mxop.
2195 (enum pta_flags): Add PTA_XOP.
2196 (override_options): Add XOP support.
2197 (print_operand): Add code for XOP compare instructions.
2198 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2199 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2201 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2202 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2203 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2204 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2205 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2206 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2207 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2209 (IX86_BUILTIN_VPCMOV256): Ditto.
2210 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2211 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2212 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2213 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2214 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2215 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2217 (IX86_BUILTIN_VPPERM): Ditto.
2219 (IX86_BUILTIN_VPMACSSWW): Ditto.
2220 (IX86_BUILTIN_VPMACSWW): Ditto.
2221 (IX86_BUILTIN_VPMACSSWD): Ditto.
2222 (IX86_BUILTIN_VPMACSWD): Ditto.
2223 (IX86_BUILTIN_VPMACSSDD): Ditto.
2224 (IX86_BUILTIN_VPMACSDD): Ditto.
2225 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2226 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2227 (IX86_BUILTIN_VPMACSDQL): Ditto.
2228 (IX86_BUILTIN_VPMACSDQH): Ditto.
2229 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2230 (IX86_BUILTIN_VPMADCSWD): Ditto.
2232 (IX86_BUILTIN_VPHADDBW): Ditto.
2233 (IX86_BUILTIN_VPHADDBD): Ditto.
2234 (IX86_BUILTIN_VPHADDBQ): Ditto.
2235 (IX86_BUILTIN_VPHADDWD): Ditto.
2236 (IX86_BUILTIN_VPHADDWQ): Ditto.
2237 (IX86_BUILTIN_VPHADDDQ): Ditto.
2238 (IX86_BUILTIN_VPHADDUBW): Ditto.
2239 (IX86_BUILTIN_VPHADDUBD): Ditto.
2240 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2241 (IX86_BUILTIN_VPHADDUWD): Ditto.
2242 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2243 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2244 (IX86_BUILTIN_VPHSUBBW): Ditto.
2245 (IX86_BUILTIN_VPHSUBWD): Ditto.
2246 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2248 (IX86_BUILTIN_VPROTB): Ditto.
2249 (IX86_BUILTIN_VPROTW): Ditto.
2250 (IX86_BUILTIN_VPROTD): Ditto.
2251 (IX86_BUILTIN_VPROTQ): Ditto.
2252 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2253 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2254 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2255 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
2257 (IX86_BUILTIN_VPSHLB): Ditto.
2258 (IX86_BUILTIN_VPSHLW): Ditto.
2259 (IX86_BUILTIN_VPSHLD): Ditto.
2260 (IX86_BUILTIN_VPSHLQ): Ditto.
2261 (IX86_BUILTIN_VPSHAB): Ditto.
2262 (IX86_BUILTIN_VPSHAW): Ditto.
2263 (IX86_BUILTIN_VPSHAD): Ditto.
2264 (IX86_BUILTIN_VPSHAQ): Ditto.
2266 (IX86_BUILTIN_VFRCZSS): Ditto.
2267 (IX86_BUILTIN_VFRCZSD): Ditto.
2268 (IX86_BUILTIN_VFRCZPS): Ditto.
2269 (IX86_BUILTIN_VFRCZPD): Ditto.
2270 (IX86_BUILTIN_VFRCZPS256): Ditto.
2271 (IX86_BUILTIN_VFRCZPD256): Ditto.
2273 (IX86_BUILTIN_VPCOMEQUB): Ditto.
2274 (IX86_BUILTIN_VPCOMNEUB): Ditto.
2275 (IX86_BUILTIN_VPCOMLTUB): Ditto.
2276 (IX86_BUILTIN_VPCOMLEUB): Ditto.
2277 (IX86_BUILTIN_VPCOMGTUB): Ditto.
2278 (IX86_BUILTIN_VPCOMGEUB): Ditto.
2279 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
2280 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
2282 (IX86_BUILTIN_VPCOMEQUW): Ditto.
2283 (IX86_BUILTIN_VPCOMNEUW): Ditto.
2284 (IX86_BUILTIN_VPCOMLTUW): Ditto.
2285 (IX86_BUILTIN_VPCOMLEUW): Ditto.
2286 (IX86_BUILTIN_VPCOMGTUW): Ditto.
2287 (IX86_BUILTIN_VPCOMGEUW): Ditto.
2288 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
2289 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
2291 (IX86_BUILTIN_VPCOMEQUD): Ditto.
2292 (IX86_BUILTIN_VPCOMNEUD): Ditto.
2293 (IX86_BUILTIN_VPCOMLTUD): Ditto.
2294 (IX86_BUILTIN_VPCOMLEUD): Ditto.
2295 (IX86_BUILTIN_VPCOMGTUD): Ditto.
2296 (IX86_BUILTIN_VPCOMGEUD): Ditto.
2297 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
2298 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
2300 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
2301 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
2302 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
2303 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
2304 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
2305 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
2306 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
2307 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
2309 (IX86_BUILTIN_VPCOMEQB): Ditto.
2310 (IX86_BUILTIN_VPCOMNEB): Ditto.
2311 (IX86_BUILTIN_VPCOMLTB): Ditto.
2312 (IX86_BUILTIN_VPCOMLEB): Ditto.
2313 (IX86_BUILTIN_VPCOMGTB): Ditto.
2314 (IX86_BUILTIN_VPCOMGEB): Ditto.
2315 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
2316 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
2318 (IX86_BUILTIN_VPCOMEQW): Ditto.
2319 (IX86_BUILTIN_VPCOMNEW): Ditto.
2320 (IX86_BUILTIN_VPCOMLTW): Ditto.
2321 (IX86_BUILTIN_VPCOMLEW): Ditto.
2322 (IX86_BUILTIN_VPCOMGTW): Ditto.
2323 (IX86_BUILTIN_VPCOMGEW): Ditto.
2324 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
2325 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
2327 (IX86_BUILTIN_VPCOMEQD): Ditto.
2328 (IX86_BUILTIN_VPCOMNED): Ditto.
2329 (IX86_BUILTIN_VPCOMLTD): Ditto.
2330 (IX86_BUILTIN_VPCOMLED): Ditto.
2331 (IX86_BUILTIN_VPCOMGTD): Ditto.
2332 (IX86_BUILTIN_VPCOMGED): Ditto.
2333 (IX86_BUILTIN_VPCOMFALSED): Ditto.
2334 (IX86_BUILTIN_VPCOMTRUED): Ditto.
2336 (IX86_BUILTIN_VPCOMEQQ): Ditto.
2337 (IX86_BUILTIN_VPCOMNEQ): Ditto.
2338 (IX86_BUILTIN_VPCOMLTQ): Ditto.
2339 (IX86_BUILTIN_VPCOMLEQ): Ditto.
2340 (IX86_BUILTIN_VPCOMGTQ): Ditto.
2341 (IX86_BUILTIN_VPCOMGEQ): Ditto.
2342 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
2343 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
2345 (enum multi_arg_type): New enum for describing the various XOP
2346 intrinsic argument types.
2347 (bdesc_multi_arg): New table for XOP intrinsics.
2348 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
2349 (ix86_expand_multi_arg_builtin): New function for creating XOP
2352 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
2353 (xop_pmacsww): Ditto.
2354 (xop_pmacssww): Ditto.
2355 (xop_pmacsdd): Ditto.
2356 (xop_pmacssdd): Ditto.
2357 (xop_pmacssdql): Ditto.
2358 (xop_pmacssdqh): Ditto.
2359 (xop_pmacsdql): Ditto.
2360 (xop_pmacsdql_mem): Ditto.
2361 (xop_mulv2div2di3_low): Ditto.
2362 (xop_pmacsdqh): Ditto.
2363 (xop_pmacsdqh_mem): Ditto.
2364 (xop_mulv2div2di3_high): Ditto.
2365 (xop_pmacsswd): Ditto.
2366 (xop_pmacswd): Ditto.
2367 (xop_pmadcsswd): Ditto.
2368 (xop_pmadcswd): Ditto.
2369 (xop_pcmov_<mode>): Ditto.
2370 (xop_pcmov_<mode>256): Ditto.
2371 (xop_phaddbw): Ditto.
2372 (xop_phaddbd): Ditto.
2373 (xop_phaddbq): Ditto.
2374 (xop_phaddwd): Ditto.
2375 (xop_phaddwq): Ditto.
2376 (xop_phadddq): Ditto.
2377 (xop_phaddubw): Ditto.
2378 (xop_phaddubd): Ditto.
2379 (xop_phaddubq): Ditto.
2380 (xop_phadduwd): Ditto.
2381 (xop_phadduwq): Ditto.
2382 (xop_phaddudq): Ditto.
2383 (xop_phsubbw): Ditto.
2384 (xop_phsubwd): Ditto.
2385 (xop_phsubdq): Ditto.
2387 (rotl<mode>3): Ditto.
2388 (rotr<mode>3): Ditto.
2389 (xop_rotl<mode>3): Ditto.
2390 (xop_rotr<mode>3): Ditto.
2391 (vrotr<mode>3): Ditto.
2392 (vrotl<mode>3): Ditto.
2393 (xop_vrotl<mode>3): Ditto.
2394 (vlshr<mode>3): Ditto.
2395 (vashr<mode>3): Ditto.
2397 (xop_ashl<mode>3): Ditto.
2398 (xop_lshl<mode>3): Ditto.
2399 (ashlv16qi3): Ditto.
2400 (lshlv16qi3): Ditto.
2401 (ashrv16qi3): Ditto.
2403 (xop_frcz<mode>2): Ditto.
2404 (xop_vmfrcz<mode>2): Ditto.
2405 (xop_frcz<mode>2256): Ditto.
2406 (xop_maskcmp<mode>3): Ditto.
2407 (xop_maskcmp_uns<mode>3): Ditto.
2408 (xop_maskcmp_uns2<mode>3): Ditto.
2409 (xop_pcom_tf<mode>3): Ditto.
2411 * doc/invoke.texi (-mxop): Add documentation.
2412 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
2414 2009-11-03 Mark Mitchell <mark@codesourcery.com>
2417 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
2418 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
2419 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
2421 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
2424 * arm.md (peephole2 patterns for move and compare): New.
2426 2009-11-04 Nick Clifton <nickc@redhat.com>
2428 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
2429 Make sure that it does not allow CONST_DOUBLEs.
2430 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
2431 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
2432 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
2433 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
2434 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
2435 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
2436 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
2437 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
2438 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
2439 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
2440 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
2441 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
2442 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
2443 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
2444 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
2446 2009-11-04 Richard Guenther <rguenther@suse.de>
2448 PR tree-optimization/41919
2449 * tree-vrp.c (test_for_singularity): Properly compare values.
2451 2009-11-04 Revital Eres <eres@il.ibm.com>
2453 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2454 Consider peeling for alignment only for stores and remove
2455 redundant assignment.
2457 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
2460 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
2461 (m68k_ok_for_sibcall_p): Handle different result return locations.
2463 2009-11-04 Richard Guenther <rguenther@suse.de>
2465 * c-opts.c (c_common_post_options): Move LTO option processing
2467 * opts.c (decode_options): ... here.
2469 2009-11-04 Jakub Jelinek <jakub@redhat.com>
2471 * c-common.c (fold_offsetof_1): Use %wd instead of
2472 HOST_WIDE_INT_PRINT_DEC.
2474 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2476 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
2479 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
2481 * config.gcc (vax-*-linux*): Keep the original contents of
2482 tmake_file while adding vax/t-linux.
2484 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
2488 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
2489 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
2490 (STACK_CHECK_MOVING_SP): Likewise.
2491 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
2492 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
2493 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
2494 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
2495 Document PROBE_STACK.
2496 * explow.c (anti_adjust_stack_and_probe): New function.
2497 (allocate_dynamic_stack_space): Do not directly allocate space if
2498 STACK_CHECK_MOVING_SP, instead invoke above function.
2499 (emit_stack_probe): Handle probe_stack insn.
2500 (PROBE_INTERVAL): New macro.
2501 (STACK_GROW_OPTAB): Likewise.
2502 (STACK_GROW_OFF): Likewise.
2503 (probe_stack_range): Use Pmode and memory_address consistently. Fix
2504 loop condition in the small constant case. Rewrite in the general
2505 case to be immune to wraparounds. Make sure the address of probes
2506 is valid. Try to use [base + disp] addressing mode if possible.
2507 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
2508 checking is enabled and STACK_CHECK_MOVING_SP.
2509 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
2510 return 1 for volatile references to the stack pointer.
2511 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
2512 __builtin_alloca if stack checking is enabled.
2513 * unwind-dw2.c (uw_identify_context): Take into account whether the
2514 context is that of a signal frame or not.
2515 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
2516 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
2518 2009-11-03 Jakub Jelinek <jakub@redhat.com>
2520 PR rtl-optimization/41917
2521 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
2522 operand isn't known to be 0, return 1.
2524 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2526 * config/mips/mips.md: Fix typos.
2528 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2530 * doc/invoke.texi: Fix typo.
2532 2009-11-03 Paul Brook <paul@codesourcery.com>
2534 * config/arm/neon.ml (vectype): Add T_floatSF.
2535 (string_of_vectype): Ditto.
2536 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
2537 (deftypes): Use float for float32_t.
2538 * config/arm/arm_neon.h: Regenerate.
2540 2009-11-03 Nick Clifton <nickc@redhat.com>
2541 Kevin Buettner <kevinb@redhat.com>
2543 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
2544 order of expected registers.
2545 (rx_load_multiple_vector): Likewise.
2546 (rx_rtsd_vector): Likewise.
2547 * config/rx/rx.c (rx_cpu_type): New variable.
2548 (rx_print_operand): Fix bug printing 64-bit constant values.
2549 (rx_emit_stack_pushm): Reverse order of pushed registers.
2550 (gen_rx_store_vector): Likewise.
2551 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
2553 (is_exception_func): Rename to is_interrupt_func and only accept
2554 "interrupt" as the attribute name.
2555 (rx_get_stack_layout): Use new function name.
2556 (rx_func_attr_inlinable): Likewise.
2557 (rx_attribute_table): Remove "exception".
2558 (rx_expand_prologue): If necessary push the accumulator register
2559 in the prologue of interrupt functions.
2560 (rx_expand_epilogue): If necessary pop the accumulator.
2561 (rx_builtins): Add RX_BUILTIN_MVTIPL.
2562 (rx_expand_builtin_stz): Remove.
2563 (rx_expand_builtin_mvtipl): New function.
2564 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
2565 (rx_expand_builtin): Likewise.
2566 (rx_enable_fpu): New variable.
2567 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
2568 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
2569 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
2570 (enum rx_cpu_types): Define.
2571 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
2572 (INCOMING_FRAME_SP_OFFSET): Define.
2573 (ARG_POINTER_CFA_OFFSET): Define.
2574 (FRAME_POINTER_CFA_OFFSET): Define.
2575 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
2576 (ALLOW_RX_FPU_INSNS): Define.
2577 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
2578 fast_math_flags_set_p.
2579 (UNSPEC_BUILTIN_MVTIPL): Define.
2580 (revl): Rename to bswapsi2.
2581 (bswaphi2): New pattern.
2582 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
2583 (mvtaclo): Likewise.
2585 (mvtc): Remove clobber of cc0.
2588 * config/rx/rx.opt (mieee): Remove.
2593 (msave-acc-in-interrupts): Add.
2594 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
2595 (MULTILIB_DIRS): Likewise.
2596 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
2597 * doc/extend.texi: Remove description of "exception" function
2599 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
2600 -msave-acc-in-interrupts options.
2602 2009-11-03 Richard Guenther <rguenther@suse.de>
2604 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
2606 2009-11-03 Dodji Seketeli <dodji@redhat.com>
2609 * c-common.c (fold_offsetof_1): Issue errors when the member
2610 designator of the offsetof expression is not legitimate.
2612 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
2615 names instead of numerical constants.
2616 (sse_prologue_save): Ditto.
2617 (*sse_prologue_save_insn): Ditto.
2619 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2622 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2623 (TARGET_CALL_ESP): New define.
2624 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2626 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2627 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2628 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2630 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2631 New patterns, use "lsm" as operand 1 constraint.
2632 * config/i386/predicates.md (call_insn_operand): Depend on
2633 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2635 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2637 PR tree-optimization/41857
2638 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
2639 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
2641 * tree-ssa-address.c (move_hint_to_base): New function.
2642 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
2643 address space associated with TYPE.
2644 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
2645 most_expensive_mult_to_index. Call move_hint_to_base.
2646 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
2647 TYPE to addr_to_parts.
2649 2009-11-02 Martin Jambor <mjambor@suse.cz>
2651 PR tree-optimization/41750
2652 * tree-sra.c (analyze_modified_params): Loop over all
2653 representatives of components of a parameter.
2655 2009-11-02 Jakub Jelinek <jakub@redhat.com>
2657 PR tree-optimization/41841
2658 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
2659 local variables of not yet materialized clones.
2662 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
2663 for a VOIDmode variable.
2666 * c-pragma.c (visstack): Change into vector of ints rather than
2667 enum symbol_visibility.
2668 (push_visibility): Add kind argument, push default_visibility together
2670 (pop_visibility): Add kind argument, return true if successful, fail
2671 if visibility stack is empty or if stack top is of different kind.
2672 (handle_pragma_visibility): Don't check length of visstack, instead
2673 call pop_visibility and issue diagnostics if it failed. Pass 0
2674 as last argument to push_visibility and pop_visibility.
2675 * c-pragma.h (push_visibility): Add kind argument.
2676 (pop_visibility): Likewise. Return bool instead of void.
2678 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
2680 * tree.def (TARGET_MEM_REF): Update comment.
2681 * alias.c (get_alias_set): Retrieve the original memory reference for
2682 a TARGET_MEM_REF before proceeding.
2684 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2686 * config/frv/frv.c (frv_function_value, frv_libcall_value,
2687 frv_function_value_regno_p): New functions.
2688 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2689 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2690 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
2691 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
2693 2009-10-31 Anatoly Sokolov <aesok@post.ru>
2695 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
2696 new 'outgoing' argument.
2697 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
2698 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2699 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2700 LIBCALL_VALUE): Remove.
2701 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
2702 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
2703 (mh10300_function_value_regno_p): Declare.
2705 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2707 * config/arm/cortex-a9.md: New - integer pipeline description.
2709 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
2711 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
2712 aborting if the sizes of the two references don't match.
2714 2009-10-31 Toon Moene <toon@moene.org>
2716 * ipa-inline.c (cgraph_decide_inlining):
2717 Include reason for not inlining called-once functions in dump file.
2719 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
2721 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
2722 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
2723 (LINK_SPEC): BE_LINK_SPEC added.
2725 2009-10-30 Richard Guenther <rguenther@suse.de>
2728 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
2730 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
2732 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
2733 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
2736 2009-10-30 Martin Jambor <mjambor@suse.cz>
2738 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
2740 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
2743 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
2744 first. Move assert on stack_alignment_estimated just before
2745 setting stack_realign_needed.
2746 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
2747 Don't call update_stack_boundary.
2749 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
2750 (verride_options): Don't check ix86_force_align_arg_pointer here.
2751 (ix86_function_ok_for_sibcall): Use it.
2752 (ix86_update_stack_boundary): Likewise.
2754 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
2756 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
2758 * arm.md (QHSI): New mode iterator.
2759 (movqi): If generating for thumb, then truncate any immediate to
2761 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
2763 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
2766 2009-10-29 Cary Coutant <ccoutant@google.com>
2769 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
2770 locations in the source).
2771 (store_vcall_insn): New function.
2772 (lookup_vcall_insn): New function.
2773 (dwarf2out_virtual_call_token): Use store_vcall_insn.
2774 (dwarf2out_copy_call_info): New function.
2775 (dwarf2out_virtual_call): Use lookup_vcall_insn.
2776 * emit-rtl.c (try_split): Call copy_call_info debug hook.
2777 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
2778 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
2779 (debug_nothing_rtx_rtx): New dummy hook.
2780 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
2781 (xcoff_debug_hooks): Likewise.
2782 * sdbout.c (sdb_debug_hooks): Likewise.
2783 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2785 2009-10-29 David Daney <ddaney@caviumnetworks.com>
2787 * doc/invoke.texi (mmcount-ra-address): Document new command line
2789 * config/mips/mips.opt (mmcount-ra-address): New option.
2790 * config/mips/mips-protos.h (mips_function_profiler): Declare new
2792 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
2794 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
2795 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
2797 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
2798 mips_function_profiler.
2800 2009-10-29 Steve Ellcey <sje@cup.hp.com>
2804 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
2805 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2806 * optc-gen.awk (cl_target_option_restore): Include call to
2807 targetm.override_options_after_change.
2808 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2809 * target.h (override_options_after_change): New.
2810 * c-common.c (parse_optimize_options): Call
2811 targetm.override_options_after_change.
2812 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
2813 (ia64_override_options_after_change): New.
2814 (ia64_override_options) Add call to above.
2816 2009-10-29 Michael Matz <matz@suse.de>
2818 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
2819 (gate_convert_to_rsqrt): Ditto.
2820 (pass_convert_to_rsqrt): Ditto.
2821 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
2822 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
2825 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
2827 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2829 * config/arm/arm.c (find_best_start): Fix type of remainder to be
2832 2009-10-29 Martin Jambor <mjambor@suse.cz>
2834 PR tree-optimization/41775
2835 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
2836 (generate_subtree_copies): Do not unshare agg.
2837 (load_assign_lhs_subreplacements): Do not unshare rhs.
2838 (sra_modify_assign): Do not unshare exprs.
2839 (propagate_subacesses_accross_link): Renamed to
2840 propagate_subaccesses_across_link.
2842 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
2844 * arm.c (count_insns_for_constant): Rework to support counting for
2845 thumb2 immediates as well.
2846 (find_best_start): Split out from arm_gen_constant.
2847 (arm_gen_constant): Rework to support XOR with immediate.
2849 2009-10-29 Chao-ying Fu <fu@mips.com>
2851 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
2853 (mips_expand_synci_loop): Use the length rtx to control the
2854 synci loop from the begin rtx that points to the first byte of
2857 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2859 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
2861 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2863 * dbxout.c (dbxout_common_check): Accept non public trees.
2864 * dwarf2out.c (fortran_common): Accept non public trees.
2866 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
2868 * common.opt (fuse-linker-plugin): New option.
2869 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
2871 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
2873 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2875 PR rtl-optimization/39715
2876 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
2877 (gen_cstoresi_ltu_thumb1): New splitter.
2879 2009-10-28 Richard Guenther <rguenther@suse.de>
2883 * tree-ssa.c (useless_type_conversion_p): Do not treat
2884 conversions to pointers to incomplete types as useless.
2885 * gimple.c (gimple_types_compatible_p): Compare struct tags,
2888 2009-10-28 Jakub Jelinek <jakub@redhat.com>
2890 * var-tracking.c (emit_note_insn_var_location): Don't call the second
2891 vt_expand_loc unnecessarily when location is not a register nor
2895 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
2896 fields don't have DECL_NAME.
2899 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
2900 call convert_memory_address on addr.
2903 * config/i386/i386.c (ix86_pic_register_p): Don't call
2904 rtx_equal_for_cselib_p for VALUEs discarded as useless.
2906 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
2908 * var-tracking.c (emit_note_insn_var_location): Get the mode of
2909 a variable part from its REG, MEM or VALUE.
2911 2009-10-28 Richard Guenther <rguenther@suse.de>
2913 * gimple.c (gimple_get_alias_set): Fix comment typo.
2915 2009-10-28 Richard Guenther <rguenther@suse.de>
2917 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
2918 (free_lang_data): Unconditionally compute alias sets for all
2919 standard integer types. Bail out if gate bailed out previously.
2920 Do not reset the types_compatible_p langhook.
2921 (gate_free_lang_data): Remove.
2922 (struct pass_ipa_free_lang_data): Enable unconditionally.
2923 * gimple.c (gimple_get_alias_set): Use the same alias-set for
2926 2009-10-28 Richard Guenther <rguenther@suse.de>
2929 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
2930 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
2931 (call_may_clobber_ref_p_1): Likewise.
2932 * tree-ssa-structalias.c (find_func_aliases): Likewise.
2933 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2935 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2937 PR rtl-optimization/41812
2940 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2942 * df-problems.c (df_md_scratch): New.
2943 (df_md_alloc, df_md_free): Allocate/free it.
2944 (df_md_local_compute): Only include live registers in init.
2945 (df_md_transfer_function): Prune the in-set computed by
2946 the confluence function, and the gen-set too.
2948 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2950 PR rtl-optimization/39715
2951 * combine.c (simplify_comparison): Use extensions to
2952 widen comparisons. Try an ANDing first.
2954 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2956 PR rtl-optimization/40741
2957 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
2958 a small constant is cheap.
2959 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
2960 force_reg on the LHS.
2961 (xorsi3): Likewise, and split the XOR if the constant is complex
2962 and not in Thumb mode.
2964 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2966 * expmed.c (emit_store_flag): Check costs before
2967 transforming to the opposite representation.
2969 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
2971 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
2972 cstore result to DImode.
2974 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
2976 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
2977 inside the unspec vector.
2979 2009-10-27 Richard Henderson <rth@redhat.com>
2981 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2983 2009-10-27 Richard Henderson <rth@redhat.com>
2986 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
2987 eh_region_may_contain_throw; update users.
2988 (eh_region_may_contain_throw): New function.
2989 (lower_catch): Check flag_exceptions before creating exception region.
2990 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
2991 (lower_cleanup): Tidy existing flag_exceptions check to match.
2993 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
2996 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
2997 * config/i386/mingw.opt: Add fset-stack-executable.
2998 * config/i386/i386.c (ix86_trampoline_init): Make call to
2999 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3000 defined and its value is not zero.
3003 2009-10-27 Richard Guenther <rguenther@suse.de>
3005 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3006 handle calls to externally visible functions like in regular mode.
3007 (create_variable_info_for): Do not create function infos here.
3008 (have_alias_info): Remove write-only variable.
3009 (solve_constraints): New function split out from common code
3010 in compute_points_to_sets and ipa_pta_execute.
3011 (compute_points_to_sets): Adjust.
3012 (ipa_pta_execute): Likewise. Handle clones and externally visible
3013 functions like in non-IPA mode.
3015 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3018 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3021 2009-10-27 Richard Guenther <rguenther@suse.de>
3023 * tree-complex.c (expand_complex_div_wide): Check for
3024 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3026 2009-10-27 Revital Eres <eres@il.ibm.com>
3028 PR tree-optimization/40648
3029 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3030 Change decision of when to peel for alignment.
3032 2009-10-27 Richard Guenther <rguenther@suse.de>
3035 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3037 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3040 * fold-const.c (fold_binary_loc): Do not call
3041 protected_set_expr_location.
3043 2009-10-27 Wei Guozhi <carrot@google.com>
3046 * target.h (have_conditional_execution): Add a new target hook
3048 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3049 * targhooks.h (default_have_conditional_execution): Likewise.
3050 * targhooks.c (default_have_conditional_execution): Likewise.
3051 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3052 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3053 (arm_have_conditional_execution): New function.
3054 * ifcvt.c (noce_process_if_block, find_if_header,
3055 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3056 macro HAVE_conditional_execution to a target hook call.
3057 * recog.c (peephole2_optimize): Likewise.
3058 * sched-rgn.c (add_branch_dependences): Likewise.
3059 * final.c (asm_insn_count, final_scan_insn): Likewise.
3060 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3062 2009-10-26 Ben Elliston <bje@au.ibm.com>
3063 Michael Meissner <meissner@linux.vnet.ibm.com>
3064 Ulrich Weigand <uweigand@de.ibm.com>
3066 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3067 * config/spu/spu_cache.h: New file.
3069 * config/spu/cachemgr.c: New file.
3070 * config/spu/cache.S: New file.
3072 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3073 (ADDR_SPACE_EA): Define.
3074 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3075 * config/spu/spu.c (EAmode): New macro.
3076 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3077 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3078 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3079 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3080 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3081 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3082 (TARGET_ASM_SELECT_SECTION): Likewise.
3083 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3084 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3085 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3086 (ea_symbol_ref): New function.
3087 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3088 (spu_addr_space_legitimate_address_p): New function.
3089 (spu_addr_space_legitimize_address): Likewise.
3090 (cache_fetch): New global.
3091 (cache_fetch_dirty): Likewise.
3092 (ea_alias_set): Likewise.
3093 (ea_load_store): New function.
3094 (ea_load_store_inline): Likewise.
3095 (expand_ea_mem): Likewise.
3096 (spu_expand_mov): Handle __ea qualified memory references.
3097 (spu_addr_space_pointer_mode): New function.
3098 (spu_addr_space_address_mode): Likewise.
3099 (spu_addr_space_subset_p): Likewise.
3100 (spu_addr_space_convert): Likewise.
3101 (spu_section_type_flags): Handle "._ea" section.
3102 (spu_select_section): New function.
3103 (spu_unique_section): Likewise.
3104 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3105 and __EA64__ predefined macros.
3106 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3107 -matomic-updates switches.
3109 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3110 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3111 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3112 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3113 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3114 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3115 $(T)cache128k.o): Likewise.
3116 ($(T)libgcc_%.a): Likewise.
3118 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3119 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3120 (-maddress-space-conversion): Likewise.
3121 (-mcache-size=): Likewise.
3122 (-matomic-updates): Likewise.
3123 * doc/invoke.texi (-mea32/-mea64): Document.
3124 (-maddress-space-conversion): Likewise.
3125 (-mcache-size=): Likewise.
3126 (-matomic-updates): Likewise.
3128 2009-10-26 Ben Elliston <bje@au.ibm.com>
3129 Michael Meissner <meissner@linux.vnet.ibm.com>
3130 Ulrich Weigand <uweigand@de.ibm.com>
3132 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3134 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3135 defined, add the named address space keywords.
3136 (c_addr_space_name): New function.
3137 (complete_array_type): Preserve named address space.
3138 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3139 instead of targetm.valid_pointer_mode.
3141 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3142 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3143 (ADDR_SPACE_KEYWORD): New macro.
3144 (c_addr_space_name): Add prototype.
3146 * c-tree.h (struct c_declspecs): Add address_space member.
3147 (declspecs_add_addrspace): Add prototype.
3149 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3151 * c-parser.c (c_parse_init): Add assertion.
3152 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3153 (c_lex_one_token): Handle address space keywords.
3154 (c_token_starts_typename): Likewise.
3155 (c_token_starts_declspecs): Likewise.
3156 (c_parser_declspecs): Likewise.
3157 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3158 literal within function qualified with named address space.
3160 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3161 address space qualifiers.
3162 (shadow_tag_warned): Warn about useless address space qualifiers.
3163 (quals_from_declspecs): Handle address space qualifiers.
3164 (grokdeclarator): Likewise.
3165 (build_null_declspecs): Likewise.
3166 (declspecs_add_addrspace): New function.
3168 * c-typeck.c (addr_space_superset): New function.
3169 (qualify_type): Handle named address spaces.
3170 (composite_type): Likewise.
3171 (common_pointer_type): Likewise.
3172 (comp_target_types): Likewise.
3173 (build_conditional_expr): Likewise.
3174 (handle_warn_cast_qual): Likewise.
3175 (build_c_cast): Likewise.
3176 (convert_for_assignment): Likewise.
3177 (build_binary_op): Likewise.
3178 (pointer_diff): Handle named address spaces. Use intermediate
3179 integer type of sufficient size if required.
3181 2009-10-26 Ben Elliston <bje@au.ibm.com>
3182 Michael Meissner <meissner@linux.vnet.ibm.com>
3183 Ulrich Weigand <uweigand@de.ibm.com>
3185 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3186 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3187 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3189 * target.h (struct target_def): Add pointer_mode, address_mode,
3190 and valid_pointer_mode to addr_space substructure.
3191 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3192 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3193 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3194 (TARGET_ADDR_SPACE_HOOKS): Add them.
3195 * targhooks.c (target_default_pointer_address_modes_p): New function.
3196 * target.h (target_default_pointer_address_modes_p): Add prototype.
3197 * targhooks.c (default_addr_space_pointer_mode): New function.
3198 (default_addr_space_address_mode): Likewise.
3199 (default_addr_space_valid_pointer_mode): Likewise.
3200 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3201 (default_addr_space_address_mode): Likewise.
3202 (default_addr_space_valid_pointer_mode): Likewise.
3203 * output.h (default_valid_pointer_mode): Move to ...
3204 * targhooks.h (default_valid_pointer_mode): ... here.
3205 * varasm.c (default_valid_pointer_mode): Move to ...
3206 * targhooks.c (default_valid_pointer_mode): ... here.
3208 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3209 instead of targetm.valid_pointer_mode.
3211 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3212 * tree.c (integer_pow2p): Likewise.
3213 (tree_log2): Likewise.
3214 (tree_floor_log2): Likewise.
3215 (signed_or_unsigned_type_for): Support pointer type of different size.
3216 (int_or_pointer_precision): New function.
3217 * tree.h (int_or_pointer_precision): Add prototype.
3218 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3219 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3220 incoming pointer type instead of POINTER_SIZE.
3222 * tree.c (build_pointer_type): Use appropriate pointer mode
3223 instead of ptr_mode.
3224 (build_reference_type): Likewise.
3225 * expr.c (store_expr): Likewise.
3226 (expand_expr_addr_expr): Likewise.
3227 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3228 * cfgexpand.c (expand_debug_expr): Likewise.
3230 * auto-inc-dec.c: Include "target.h".
3231 (try_merge): Use appropriate address mode instead of Pmode.
3232 (find_inc): Likewise.
3233 * combine.c (find_split_point): Likewise.
3234 * cselib.c (cselib_record_sets): Likewise.
3235 * dse.c (replace_inc_dec): Likewise.
3236 (canon_address): Likewise.
3237 * var-tracking.c (replace_expr_with_values): Likewise.
3238 (count_uses): Likewise.
3239 (add_uses): Likewise.
3240 (add_stores): Likewise.
3241 * emit-rtl.c: Include "target.h".
3242 (adjust_address_1): Use appropriate address mode instead of Pmode.
3243 (offset_address): Likewise.
3244 * explow.c (break_out_memory_refs): Likewise.
3245 (memory_address_addr_space): Likewise.
3246 (promote_mode): Likewise.
3247 * expr.c (move_by_pieces): Likewise.
3248 (emit_block_move_via_loop): Likewise.
3249 (store_by_pieces): Likewise.
3250 (store_by_pieces_1): Likewise.
3251 (expand_assignment): Likewise.
3252 (store_constructor): Likewise.
3253 (expand_expr_addr_expr): Likewise.
3254 (expand_expr_real_1): Likewise.
3255 * cfgexpand.c (expand_debug_expr): Likewise.
3256 * ifcvt.c (noce_try_cmove_arith): Likewise.
3257 * regcprop.c (kill_autoinc_value): Likewise.
3258 * regmove.c (try_auto_increment): Likewise.
3259 * reload.c (find_reloads): Likewise.
3260 (find_reloads_address): Likewise.
3261 (find_reloads_address_1): Likewise.
3262 * sched-deps.c: Include "target.h".
3263 (sched_analyze_1): Use appropriate address mode instead of Pmode.
3264 (sched_analyze_2): Likewise.
3265 * sel-sched-dump.c: Include "target.h".
3266 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
3267 * stor-layout.c (layout_type): Likewise.
3268 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3269 (multiplier_allowed_in_address_p): Likewise.
3270 (get_address_cost): Likewise.
3271 * varasm.c (make_decl_rtl): Likewise.
3273 * expr.c (expand_assignment): Always convert offsets to appropriate
3275 (store_expr): Likewise.
3276 (store_constructor): Likewise.
3277 (expand_expr_real_1): Likewise.
3279 * reload.h (form_sum): Add MODE argument.
3280 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
3281 Update recursive calls.
3282 (subst_indexed_address): Update calls to form_sum.
3284 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
3285 * tree-ssa-address.c: Include "target.h".
3286 (templates): Replace by ...
3287 (mem_addr_template_list): ... this new vector.
3288 (TEMPL_IDX): Handle address space numbers.
3289 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
3290 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
3291 instead of global cache. Update call to gen_addr_rtx.
3292 (valid_mem_ref_p): Update call to addr_for_mem_ref.
3293 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
3295 * rtl.h (convert_memory_address_addr_space): Add prototype.
3296 (convert_memory_address): Define as macro.
3297 * explow.c (convert_memory_address): Rename to ...
3298 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
3299 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
3300 Update recursive calls.
3301 (memory_address_addr_space): Call convert_memory_address_addr_space.
3302 * expmed.c (make_tree): Likewise.
3303 * expr.c (expand_assignment): Likewise.
3304 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
3305 (expand_expr_addr_expr): Likewise. Also, update call.
3307 * alias.c (find_base_value): Guard pointer size optimizations.
3308 (find_base_term): Likewise.
3309 * rtlanal.c (nonzero_bits1): Likewise.
3310 (num_sign_bit_copies1): Likewise.
3311 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3313 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
3314 (emit-rtl.o): Likewise.
3315 (auto-inc-dec.o): Likewise.
3316 (sched-deps.o): Likewise.
3318 2009-10-26 Ben Elliston <bje@au.ibm.com>
3319 Michael Meissner <meissner@linux.vnet.ibm.com>
3320 Ulrich Weigand <uweigand@de.ibm.com>
3322 * doc/extend.texi (Named Address Spaces): New section.
3323 * coretypes.h (addr_space_t): New type.
3324 (ADDR_SPACE_GENERIC): New define.
3325 (ADDR_SPACE_GENERIC_P): New macro.
3327 * doc/tm.texi (Named Address Spaces): New section.
3328 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
3329 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
3330 (TARGET_ADDR_SPACE_SUBSET_P): Document.
3331 (TARGET_ADDR_SPACE_CONVERT): Document.
3332 * target.h (struct gcc_target): Add addr_space substructure.
3333 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
3334 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3335 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3336 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3337 (TARGET_ADDR_SPACE_HOOKS): Likewise.
3338 (TARGET_INITIALIZER): Initialize addr_space hooks.
3339 * targhooks.c (default_addr_space_legitimate_address_p): New function.
3340 (default_addr_space_legitimize_address): Likewise.
3341 (default_addr_space_subset_p): Likewise.
3342 (default_addr_space_convert): Likewise.
3343 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
3344 (default_addr_space_legitimize_address): Likewise.
3345 (default_addr_space_subset_p): Likewise.
3346 (default_addr_space_convert): Likewise.
3348 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
3349 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
3350 (MEM_ADDR_SPACE): New macro.
3351 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
3352 address space memory attribute.
3353 (mem_attrs_htab_hash): Handle address space memory attribute.
3354 (mem_attrs_htab_eq): Likewise.
3355 (set_mem_attributes_minus_bitpos): Likewise.
3356 (set_mem_alias_set): Likewise.
3357 (set_mem_align): Likewise.
3358 (set_mem_expr): Likewise.
3359 (set_mem_offset): Likewise.
3360 (set_mem_size): Likewise.
3361 (adjust_address_1): Likewise.
3362 (offset_address): Likewise.
3363 (widen_memoy_address): Likewise.
3364 (get_spill_slot_decl): Likewise.
3365 (set_mem_attrs_for_spill): Likewise.
3366 (set_mem_addr_space): New function.
3367 * emit-rtl.h (set_mem_addr_space): Add prototype.
3368 * print-rtl.c (print_rtx): Print address space memory attribute.
3369 * expr.c (expand_assignment): Set address space memory attribute
3370 of generated MEM RTXes as appropriate.
3371 (expand_expr_real_1): Likewise.
3372 * cfgexpand.c (expand_debug_expr): Likewise.
3373 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3375 * tree.h (struct tree_base): Add address_space bitfield. Reduce
3376 size of "spare" bitfield.
3377 (TYPE_ADDR_SPACE): New macro.
3378 (ENCODE_QUAL_ADDR_SPACE): Likewise.
3379 (DECODE_QUAL_ADDR_SPACE): Likewise.
3380 (CLEAR_QUAL_ADDR_SPACE): Likewise.
3381 (KEEP_QUAL_ADDR_SPACE): Likewise.
3382 (TYPE_QUALS): Encode type address space.
3383 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
3384 * tree.c (set_type_quals): Set type address space.
3385 (build_array_type): Inherit array address space from element type.
3386 * print-tree.c (print_node_brief): Print type address space.
3387 (print_node): Likewise.
3388 * tree-pretty-print.c (dump_generic_node): Likewise.
3390 * explow.c (memory_address): Rename to ...
3391 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
3392 Use address-space aware variants of memory address routines.
3393 * recog.c (memory_address_p): Rename to ...
3394 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3395 Use address-space aware variants of memory address routines.
3396 (offsettable_address_p): Rename to ...
3397 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
3398 Use address-space aware variants of memory address routines.
3399 * reload.c (strict_memory_address_p): Rename to ...
3400 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3401 Use address-space aware variants of memory address routines.
3402 (maybe_memory_address_p): Rename to ...
3403 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
3404 Use address-space aware variants of memory address routines.
3405 * expr.h (memory_address_addr_space): Add prototype.
3406 (memory_address): Define as macro.
3407 * recog.h (memory_address_addr_space_p): Add prototype.
3408 (memory_address_p): Define as macro.
3409 (offsettable_address_addr_space_p): Add prototype.
3410 (offsettable_address_p): Define as macro.
3411 (strict_memory_address_addr_space_p): Add prototype.
3412 (strict_memory_address_p): Define as macro.
3414 * combine.c (find_split_point): Use address-space aware variants
3415 of memory address routines.
3416 * emit-rtl.c (operand_subword): Likewise.
3417 (change_address_1): Likewise.
3418 (adjust_address_1): Likewise.
3419 (offset_address): Likewise.
3420 * expr.c (emit_move_insn): Likewise.
3421 (expand_assignment): Likewise.
3422 (expand_expr_real_1): Likewise.
3423 * recog.c (verify_changes): Likewise.
3424 (general_operand): Likewise.
3425 (offsettable_memref_p): Likewise.
3426 (offsettable_nonstrict_memref_p): Likewise.
3427 (constrain_operands): Likewise.
3428 * reload.c (get_secondary_mem): Likewise.
3429 (find_reloads_toplev): Likewise.
3430 (find_reloads_address): Likewise.
3431 (find_reloads_subreg_address): Likewise.
3432 * reload1.c (reload): Likewise.
3433 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3434 * rtl.h (address_cost): Add ADDRSPACE argument.
3435 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
3436 aware variant of memory address routines.
3437 * loop-invariant.c (create_new_invariant): Update address_cost call.
3438 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
3439 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
3440 Use address-space aware variant of memory address routines.
3441 (propagate_rtx_1): Update call to should_replace_address.
3442 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
3444 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
3445 ADDRSPACE argument. Use per-address-space instead of global cache.
3446 Use address-space aware variant of memory address routines.
3447 (get_address_cost): Likewise.
3448 (get_computation_cost_at): Update calls.
3449 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
3450 Use address-space aware variant of memory address routines.
3451 (create_mem_ref_raw): Update call to valid_mem_ref_p.
3452 (most_expensive_mult_to_index): Update call to
3453 multiplier_allowed_in_address_p.
3455 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
3456 attribute to indicate named address spaces.
3458 * varasm.c (get_variable_section): DECLs in named address spaces
3461 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
3462 for addresses in a non-generic address space.
3464 * expr.c (emit_block_move_hints): Do not use libcalls for
3465 memory in non-generic address spaces.
3466 (clear_storage_hints): Likewise.
3467 (expand_assignment): Likewise.
3469 * fold-const.c (operand_equal_p): Expressions refering to different
3470 address spaces are not equivalent.
3472 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
3473 spaces are not equivalent.
3474 (rtx_equal_p): Likewise.
3475 * cse.c (exp_equiv_p): Likewise.
3476 * jump.c (rtx_renumbered_equal_p): Likewise.
3477 * reload.c (operands_match_p): Likewise.
3479 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
3480 address spaces may alias.
3481 (true_dependence): Likewise.
3482 (canon_true_dependence): Likewise.
3483 (write_dependence_p): Likewise.
3485 * dse.c (canon_address): Handle named address spaces.
3486 * ifcvt.c (noce_try_cmove_arith): Likewise.
3488 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
3489 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
3490 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
3491 to handle conversions between different address spaces.
3492 * fold-const.c (fold_convert_loc): Likewise.
3493 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
3494 * tree-pretty-print.c (dump_generic_node): Likewise.
3495 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
3496 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
3497 * tree-inline.c (estimate_operator_cost): Likewise.
3498 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
3499 to different address spaces are not useless.
3501 2009-10-26 Jakub Jelinek <jakub@redhat.com>
3504 * cfgcleanup.c (trivially_empty_bb_p): New function.
3505 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
3508 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
3509 add_name_and_src_coords_attributes, gen_namespace_die,
3510 dwarf2out_set_name): Handle dwarf2_name returning NULL.
3512 2009-10-26 Nick Clifton <nickc@redhat.com>
3514 * config.gcc: Add support for RX target.
3515 * config/rx: New directory.
3516 * config/rx/constraints.md: New file.
3517 * config/rx/predicates.md: New file.
3518 * config/rx/rx.c: New file.
3519 * config/rx/rx.h: New file.
3520 * config/rx/rx.md: New file.
3521 * config/rx/rx.opt: New file.
3522 * config/rx/rx-protos.h: New file.
3523 * config/rx/t-rx: New file.
3524 * doc/extend.texi: Document RX function attributes.
3525 * doc/invoke.texi: Document RX specific command line options.
3526 * doc/contrib.texi: Document RX contribution.
3527 * doc/md.texi: Document RX constraints.
3528 * doc/install.texi: Document RX support.
3530 2009-10-26 Michael Matz <matz@suse.de>
3532 PR tree-optimization/41783
3533 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
3534 case for simple diamonds.
3535 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
3536 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
3537 argument, use alias oracle to skip some vdefs.
3538 (phi_translate_1): Change call to above, don't allocate new
3539 value ids if they can stay the same.
3540 (compute_avail): Allow vuse walking when looking up references.
3542 2009-10-26 Richard Guenther <rguenther@suse.de>
3544 PR tree-optimization/41826
3545 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
3546 access to re-allocated vector fields.
3548 2009-10-26 Richard Guenther <rguenther@suse.de>
3550 * graphite-sese-to-poly.c (check_poly_representation): Fix
3551 compile without checking.
3553 2009-10-26 Janus Weil <janus@gcc.gnu.org>
3556 * gimple.h (tree_annotate_all_with_location): Remove prototype.
3557 * gimplify.c (tree_should_carry_location_p,
3558 tree_annotate_one_with_location,tree_annotate_all_with_location):
3559 Remove obsolete functions.
3561 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
3564 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
3566 2009-10-25 Richard Guenther <rguenther@suse.de>
3568 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
3569 Stream DECL_RESTRICTED_P.
3570 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
3572 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
3574 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
3575 a note when expanding to nothing.
3577 2009-10-25 Richard Guenther <rguenther@suse.de>
3580 * tree.c (find_decls_types_r): Deal with Java overloading
3581 BINFO_VIRTUALS for its own purpose.
3583 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
3585 * config/mips/predicates.md (hilo_operand): New predicate.
3586 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
3587 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
3588 splitter part from here ...:
3589 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
3590 op0 and op4 to match the DINS case.
3591 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
3593 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3596 * avr.md (QIDI): Add new mode iterator.
3597 (sbrx_branch<mode>): Create new zero extract bit, test and jump
3598 patterns for all QI thru DI modes combinations.
3599 (sbrx_and_branch<mode>): Create new and based bit test and jump
3600 patterns for QI thru SI modes.
3601 avr.c (avr_out_sbxx_branch): Use only bit number.
3603 2009-10-24 Jan Hubicka <jh@suse.cz>
3605 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
3607 (analyze_function): When analyzing noreturn nothrow call, do not
3608 compute written stats; free bitmaps of vars early if possible.
3609 (generate_summary): Only update bitmaps if computed.
3610 (propagate): Only dump bitmaps if computed.
3611 (ipa_reference_read_summary): Fix pasto.
3613 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
3615 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
3616 (aliasing_component_refs_p): ...this. Return true if there is no
3617 common base and the base access types have the same alias set.
3618 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
3619 (indirect_refs_may_alias_p): Likewise.
3621 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3624 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
3625 a C_MAYBE_CONST_EXPR.
3627 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3630 * config/rs6000/rs6000.c (struct machine_function): Add
3631 vsx_or_altivec_used_p to record if vector types are used.
3632 (rs6000_expand_to_rtl_hook): Rename from
3633 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
3634 any vector operations, so if there are, we can set VRSAVE to
3635 non-zero when only floating point vector registers are used.
3636 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
3637 (rs6000_check_vector_mode): Inner function to check if vector
3638 types are used in the code.
3639 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
3640 vector instructions are used.
3642 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
3643 Indicate that VSX registers which overlap floating point
3644 registers, can't be used across a call, since the ABI only states
3645 the scalar part of the register will be saved and restored.
3647 2009-10-23 Joseph Myers <joseph@codesourcery.com>
3650 * alias.c (get_alias_set): Call langhook before returning 0 for
3651 types with structural equality.
3652 * c-common.c (c_common_get_alias_set): Use alias set of element
3653 type for arrays with structural comparison.
3655 2009-10-23 Richard Guenther <rguenther@suse.de>
3658 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
3659 gimple_call_nothrow_p.
3661 2009-10-23 Richard Guenther <rguenther@suse.de>
3663 PR tree-optimization/41778
3664 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
3665 redundancy along a path in the CFG we want to optimize for speed
3666 is going to be removed.
3667 (execute_pre): Do partial-PRE only if the function is to be
3668 optimized for speed.
3669 (gate_pre): Do not turn off all of PRE when not optimizing a
3672 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3674 * builtins.c (fold_builtin_cabs): Use validate_arg().
3675 (fold_builtin_cexp): Fix if-logic.
3676 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
3678 2009-10-22 Jeff Law <law@redhat.com>
3680 * ira-lives.c (process_single_reg_class_operands): Update the
3681 hard reg costs for all the hard registers desired by the
3682 single reg class operand.
3684 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3686 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
3687 for rtxes that aren't handled specially.
3689 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
3691 * rtl.h (shallow_copy_rtvec): Declare.
3692 * rtl.c (shallow_copy_rtvec): New function.
3693 * cselib.c (cselib_subst_to_values): Use it. Only modify an
3694 rtx field if the subrtx has changed.
3696 2009-10-22 Anatoly Sokolov <aesok@post.ru>
3698 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
3699 (m32c_function_value): Make static, add new 'outgoing' argument.
3700 (m32c_libcall_value): Make static, add new 'fun' argument.
3701 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3702 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3703 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
3704 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
3705 (m32c_function_value, m32c_libcall_value): Delete declaration.
3707 2009-10-22 Diego Novillo <dnovillo@google.com>
3709 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
3711 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3713 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
3716 2009-10-22 Richard Guenther <rguenther@suse.de>
3718 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
3719 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
3720 (lto_symtab_merge): Do not merge cgraph nodes here.
3721 (lto_symtab_resolve_can_prevail_p): Simplify.
3722 (lto_symtab_resolve_symbols): Store cgraph node.
3723 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
3724 functions from the symtab.
3725 (lto_symtab_merge_cgraph_nodes_1): New function.
3726 (lto_symtab_merge_cgraph_nodes): Likewise.
3728 2009-10-22 Richard Guenther <rguenther@suse.de>
3731 * lto-streamer-out.c (lto_output_location): Stream the
3733 * lto-streamer-in.c (lto_input_location): Likewise.
3735 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3737 * cfgloopmanip.c (duplicate_subloops): Export.
3738 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
3739 (transform_to_exit_first_loop): Duplicate bbs starting from
3740 header up to loop->latch instead of exit->src.
3741 Initialize control variable to the correct number of iterations.
3742 (gather_scalar_reductions): Do not register double reductions.
3743 (parallelize_loops): Dump which loop is tested.
3744 Indicate whether the parallelized loop is inner or not.
3745 Remove the innermost-loop requirement.
3746 * cfgloop.h (duplicate_subloops): Export.
3747 * tree-cfg.c (add_phi_args_after_redirect): New function.
3748 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
3749 Call duplicate_subloops.
3750 Update number of iterations at the exit condition.
3751 Don't redirect nexits always to the loop exit.
3752 Redirect copied edges from latch to the loop exit.
3754 2009-10-22 Jan Hubicka <jh@suse.cz>
3756 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
3758 * ipa-inline.c (cgraph_mark_inline_edge,
3759 cgraph_decide_inlining_of_small_function,
3760 cgraph_decide_inlining, inline_read_summary): Disable indirect
3761 inlining for WPA for time being.
3763 PR tree-optimize/40556
3764 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
3766 2009-10-22 Richard Guenther <rguenther@suse.de>
3768 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
3769 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
3771 2009-10-22 Jan Hubicka <jh@suse.cz>
3774 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
3776 (check_call): Handle only indirect calls.
3777 (propagate_bits): Update comment.
3778 (write_node_summary_p): Turn bogus check to assert.
3779 (ipa_reference_write_summary): Stream calls_read_all properly.
3780 (ipa_reference_read_summary): Stream in calls_read_all properly.
3781 (read_write_all_from_decl): New function.
3782 (propagate): Handle OVERWRITABLE nodes and external calls here.
3783 * ipa-pre-const.c (check_call): In IPA mode handle indirect
3785 (analyze_function): Do not check visibility here.
3786 (add_new_function): We summary OVERWRITABLE too.
3787 (generate_summary): Stream OVERWRITABLE nodes too.
3788 (propagate): Handle external calls and OVERWRITABLE nodes here.
3789 (local_pure_const): Check visibility here.
3791 2009-10-22 Jan Hubicka <jh@suse.cz>
3793 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
3794 (pass_ipa_cp): Register them.
3795 (ipcp_init_stage): Analyze all functions for whopr/lto.
3796 (ipcp_propagate_stage): Skip external calls.
3797 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
3798 * ipa-reference.c (write_node_summary_p): Fix thinko about
3800 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
3801 when in ltrans, skip executing of ipa passes since everything
3802 should've been done.
3803 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
3804 (inline_generate_summary): Likewise.
3805 (inline_read_summary): New function.
3806 (inline_write_summary): New function.
3807 (pass_ipa_inline): Register new hooks.
3808 * ipa-prop.c: Inlcude lto-streamer.h
3809 (ipa_edge_args_vector): Update declaration.
3810 (ipa_count_arguments, ipa_compute_jump_functions,
3811 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
3812 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
3813 ipa_read_node_info): New static functions.
3814 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
3815 (duplicate_array): Use xmalloc.
3816 (duplicate_ggc_array): New.
3817 (ipa_edge_duplication_hook): Use it.
3818 (ipa_update_after_lto_read): New function.
3819 * ipa-prop.h (ipa_prop_write_jump_functions,
3820 ipa_prop_read_jump_functions): Declare.
3821 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
3822 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
3823 (ipa_edge_args_vector): Move into GGC.
3824 (ipa_check_create_edge_args): Update.
3825 (ipa_update_after_lto_read): New.
3826 * passes.c (ipa_write_summaries_1): When in wpa, do not write
3828 (ipa_read_summaries): When in ltrans, so not read summaries.
3829 * lto-streamer.c (lto_get_section_name): Add
3830 LTO_section_jump_functions.
3831 * lto-streamer.h (LTO_section_jump_functions): New section.
3832 (produce_asm): Declare.
3833 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
3834 * lto-streamer-out.c (produce_asm): Export.
3835 * lto-streamer-in.c: Include tree-pass.h
3836 (input_function): Free dominance info when done.
3837 (lto_read_body): Push ipa_inline in ltrans stage.
3838 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
3839 * Makefile.in (GTFILES): Add ipa-prop.h
3841 2009-10-22 Matthias Klose <doko@ubuntu.com>
3843 * doc/install.texi: Document --enable-browser-plugin.
3845 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
3847 * doc/invoke.texi (fira-loop-pressure): Update default value.
3848 * opts.c (decode_options): Remove default value setting for
3849 flag_ira_loop_pressure.
3850 * config/ia64/ia64.c (ia64_override_options): Set
3851 flag_ira_loop_pressure up for -O3.
3852 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3854 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
3856 PR tree-optimization/41497
3857 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
3858 chrec_dont_know if the evolution function returned by follow_ssa_edge
3859 is constant in the analyzed loop and is not compatible with the
3860 initial value before the loop.
3861 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
3863 2009-10-21 Joseph Myers <joseph@codesourcery.com>
3865 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
3867 2009-10-21 Jakub Jelinek <jakub@redhat.com>
3870 * doc/invoke.texi: Document -print-multi-os-directory.
3872 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
3875 * gcc/config/darwin10.h: Use default_emit_unwind_label.
3876 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
3877 when darwin_emit_unwind_label is used.
3879 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
3881 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
3884 2009-10-20 Richard Henderson <rth@redhat.com>
3886 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
3887 before emit_post_landing_pad.
3889 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
3891 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
3892 Use when calling rtx_costs.
3893 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
3894 global optimize_size. Pass speed to mips_binary_cost.
3896 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3898 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
3901 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
3903 * rtl.h (simplify_replace_fn_rtx): Declare.
3904 (wrap_constant, unwrap_constant): Delete.
3905 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
3906 (expand_debug_expr): Don't call wrap_constant.
3907 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
3908 (auto_adjust_pair): Fold into...
3909 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
3910 Just return a new value.
3911 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
3912 otherwise use simplify_replace_rtx.
3913 * cselib.c (wrap_constant): Reinstate old definition.
3914 (cselib_expand_value_rtx_1): Don't wrap constants.
3915 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
3916 simplify_replace_rtx.
3917 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
3918 * reload1.c (reload): Skip all uses for an insn before adjusting it.
3919 Use simplify_replace_rtx.
3920 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
3922 (simplify_replace_rtx): ...here. Turn into a wrapper for
3923 simplify_replace_fn_rtx.
3924 (simplify_unary_operation): Don't unwrap CONSTs.
3925 * var-tracking.c (check_wrap_constant): Delete.
3926 (vt_expand_loc_callback): Don't call it.
3927 (vt_expand_loc): Likewise.
3929 2009-10-20 Pascal Obry <obry@adacore.com>
3930 Eric Botcazou <ebotcazou@adacore.com>
3932 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
3934 2009-10-20 Michael Matz <matz@suse.de>
3936 * loop-invariant.c (create_new_invariant): Use different magic number.
3938 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
3941 * arm.c (arm_override_options): Forcibly disable hot/cold block
3944 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3947 * haifa-sched.c (try_ready): Skip debug deps updating speculation
3950 2009-10-20 Richard Guenther <rguenther@suse.de>
3952 * ggc-page.c: Include cfgloop.h.
3953 (struct max_alignment): Drop long double, add void *.
3954 (extra_order_size_table): Add low non-power-of-two multiples
3955 of MAX_ALIGNMENT. Drop small type-based entries, add
3956 tree_type, cgraph_node and loop.
3957 * alloc-pool.c (struct allocation_object_def): Drop long double
3960 2009-10-20 Jakub Jelinek <jakub@redhat.com>
3963 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
3964 referenced just in DEBUG_INSNs.
3966 2009-10-20 Richard Guenther <rguenther@suse.de>
3969 * gimple.c (gimple_register_type): Make sure we register
3970 the types main variant first.
3972 2009-10-20 Richard Guenther <rguenther@suse.de>
3974 * gimple.c (gimple_types_compatible_p): Simplify. Move
3975 cheap checks before hashtable queries. Add checks for
3976 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
3978 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
3980 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
3981 without size or with size that can't be represented as a host integer.
3983 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3985 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
3986 the removal of a debug stmt as a significant change.
3988 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
3990 * config/s390/s390.md: Added agen condition to operand
3991 forwarding bypasses. Added bypass for early address generation
3992 use of int results. Updated comments.
3994 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
3996 * config/i386/i386.c: Remove signal.h #include.
3998 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4000 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4001 * doc/rtl.texi: Document ss_abs.
4003 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4005 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4006 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4007 instead of C_LEX_RAW_STRINGS.
4008 (lex_string): Handle CPP_UTF8STRING.
4009 * c-parser.c (c_parser_postfix_expression): Likewise.
4010 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4011 (C_LEX_STRING_NO_JOIN): ... this.
4013 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4015 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4016 cris_function_value_regno_p): New functions.
4017 (cris_promote_function_mode): Update comment.
4018 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4019 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4020 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4021 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4023 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4025 * unwind-dw2.c (execute_stack_op): Fix operand order for
4026 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4028 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4030 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4031 (lower_stmt) <GIMPLE_BIND>: Add comment.
4032 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4034 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4035 Otherwise lower it and set cannot_fallthru to true.
4036 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4037 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4038 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4039 to true for a noreturn call. Do not remove statements.
4040 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4041 Set cannot_fallthru to false on function exit.
4042 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4043 <GIMPLE_ASSIGN>: Remove.
4045 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4047 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4049 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4051 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4052 next/prev_active_insn to skip DEBUG_INSNs as well.
4054 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4056 * config/arm/arm.c (output_move_neon): Use DImode in call to
4059 2009-10-19 Matthias Klose <doko@ubuntu.com>
4062 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4064 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4066 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4068 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4071 * optabs.c (expand_binop): Make mode of shift count expression mode
4072 of shift count not target.
4075 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4077 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4078 case. Force using values to replace references within the statement.
4079 (convert_local_reference_stmt): Likewise.
4081 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4083 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4084 remove a subsequent GOTO or RETURN statement.
4086 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4088 * config/avr.md (*movqi): Add zero as equally preferable constraint
4089 as general register.
4092 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4094 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4096 2009-10-17 Richard Guenther <rguenther@suse.de>
4098 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4100 2009-10-17 Richard Guenther <rguenther@suse.de>
4102 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4103 operands in COMPONENT_REFs.
4105 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4107 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4108 if not defined. Change type of second argument to const_rtx.
4109 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4111 * targhooks.h (default_libcall_value): Update prototype.
4112 * target.h (struct gcc_target): Change type of second argument of
4113 libcall_value to const_rtx.
4114 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4116 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4117 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4119 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4122 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4123 * cgraphunit.c (cgraph_optimize): Call it.
4124 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4125 (dwarf2out_assembly_start): ... here. New hook.
4126 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4127 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4129 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4130 * sdbout.c (sdb_debug_hooks): Likewise.
4131 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4132 (vmsdbgout_assembly_start): New hook.
4134 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4136 * rtl.h (RTL_LOCATION): Fix typo.
4138 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4140 * print-rtl.c (print_rtx): Print locators in asm_operands
4143 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4146 * sched-deps.c (depl_on_debug_p): New.
4147 (attach_dep_link): Reject debug deps before nondebug deps.
4148 (add_to_deps_list): Insert debug deps after nondebug deps.
4149 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4151 (sd_add_dep): Do not reject debug deps.
4152 (add_insn_mem_dependence): Don't count debug deps.
4153 (remove_from_deps): Likewise.
4154 (sched_analyze_2): Set up mem deps on debug insns.
4155 (sched_analyze_insn): Record reg uses for deps on debug insns.
4156 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4157 try_ready nondebug insn after debug insn.
4158 * ddg.c (create_ddg_dep_from_intra_loop_link,
4159 create_ddg_dep_no_link): Don't reject debug deps.
4161 2009-10-16 Richard Guenther <rguenther@suse.de>
4163 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4164 (maybe_merge_incomplete_and_complete_type): Likewise.
4165 (lto_symtab_merge): Do not call them. Do not warn for
4166 complete vs. incomplete compatible types.
4167 (lto_symtab_merge_decls_2): Simplify.
4168 * gimple.c (gimple_force_type_merge): Remove.
4169 (gimple_types_compatible_p): Make it static.
4170 * gimple.h (gimple_force_type_merge): Remove.
4171 (gimple_types_compatible_p): Likewise.
4173 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4175 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4176 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4178 2009-10-16 Richard Guenther <rguenther@suse.de>
4180 PR tree-optimization/41728
4181 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4182 if fold_stmt did anything.
4184 2009-10-16 Richard Guenther <rguenther@suse.de>
4187 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4188 (maybe_fixup_handled_component): New function.
4189 (input_gimple_stmt): Fixup mismatched decl replacements.
4191 2009-10-16 Richard Guenther <rguenther@suse.de>
4194 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4195 the same as VAR_DECL.
4197 2009-10-16 Richard Guenther <rguenther@suse.de>
4199 * gimple.c (iterative_hash_gimple_type): For integer types
4200 also hash their minimum and maximum values and the string flag.
4201 For array types hash their domain and the string flag.
4203 2009-10-16 Richard Guenther <rguenther@suse.de>
4205 * gimple.c (gimple_types_compatible_p): Restrict completing
4206 types to record or unions. Simplify completion.
4207 Do not merge records or unions with different
4208 TYPE_STRUCTURAL_EQUALITY_P tag.
4209 (iterative_hash_gimple_type): Restrict non-recursing into
4210 pointer targets for records and unions.
4212 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4215 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4216 * dwarf2out.c (mem_loc_descriptor): Don't handle
4217 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4218 punt if it is not lowpart subreg or if inner mode isn't
4221 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4223 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4224 investigating previous or next insns.
4226 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4228 * tree-sra.c (build_ref_for_offset_1): Update comment.
4230 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4232 * config/s390/s390.md (atype): Added missing values.
4234 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4237 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4238 (casesi64p): Update pattern to reflect above.
4240 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4242 PR rtl-optimization/41697
4243 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4245 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4248 * config/rs6000/predicates.md: Update copyright year.
4249 * config/rs6000/altivec.md: Ditto.
4251 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4252 (MD_INCLUDES): Add a2.md.
4254 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4255 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
4256 (builtin_classify): New static vector to classify various builtins
4257 to get the tree attributes correct.
4258 (def_builtin): Set the attributes of builtins based on what the
4259 builtin does (i.e. memory operation, floating point, saturation
4260 need special attributes, others are pure functions).
4262 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
4264 (enum rs6000_builtins): Include rs6000-builtin.def to define the
4265 builtins. Change the end marker to MAX_RS6000_BUILTINS from
4266 RS6000_BUILTIN_COUNT.
4267 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
4268 MAX_RS6000_BUILTINS.
4270 * config/rs6000/rs6000-builtin.def: New file that combines the
4271 builtin enumeration name and attributes.
4273 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
4275 * config/i386/linux.h (ASM_SPEC): Add --32.
4277 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4279 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
4280 and DW_TAG_template_alias.
4281 (dwarf_attr_name): Handle DW_AT_main_subprogram,
4282 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
4283 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
4284 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
4285 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
4286 and DW_AT_GNU_odr_signature.
4287 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
4288 DW_FORM_flag_present and DW_FORM_ref_sig8.
4289 (output_signature): Only print name on the first byte.
4290 (output_die): Likewise for dw_val_class_data8.
4292 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
4294 * doc/invoke.texi: Clarify that most optimizations are not enabled
4297 2009-10-15 Richard Guenther <rguenther@suse.de>
4300 * gimple.c (compare_type_names_p): Handle anonymous names
4301 differently based on new mode argument.
4302 (gimple_types_compatible_p): For structs also compare the tags.
4303 (iterative_hash_type_name): Rename to ...
4304 (iterative_hash_name): ... this. Hash all names.
4305 (iterative_hash_gimple_type): Fix hashing the struct tag of
4306 pointer targets. Hash field decl names.
4308 2009-10-15 Richard Guenther <rguenther@suse.de>
4311 * gimple.c (gimple_get_alias_set): Avoid recursing on
4312 invalid type topology.
4314 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4316 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
4318 2009-10-15 Richard Guenther <rguenther@suse.de>
4320 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
4322 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4324 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
4325 add --with-tune{,-32,-64} configured default for -mtune if explicit
4328 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
4330 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
4332 2009-10-14 DJ Delorie <dj@redhat.com>
4334 * config/h8300/h8300.c (F): New.
4336 (h8300_emit_stack_adjustment): Call them.
4338 (h8300_push_pop): Likewise.
4339 (h8300_expand_prologue): Likewise.
4340 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
4341 (MUST_USE_SJLJ_EXCEPTIONS): Define.
4342 (INCOMING_RETURN_ADDR_RTX): Define.
4343 (INCOMING_FRAME_SP_OFFSET): Define.
4344 (DWARF_CIE_DATA_ALIGNMENT): Define.
4346 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4348 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
4349 fields in builtin structs.
4350 (finalize_record_size): Likewise.
4352 2009-10-14 Richard Guenther <rguenther@suse.de>
4354 * gimple.c (gtc_ob): New global.
4355 (struct type_pair_d): Replace pointers with type UIDs.
4356 (type_pair_hash): Adjust.
4357 (type_pair_eq): Likewise.
4358 (lookup_type_pair): Likewise. Allocate from an obstack.
4359 (gimple_force_type_merge): Adjust.
4360 (gimple_types_compatible_p): Likewise.
4361 (free_gimple_type_tables): Free the obstack.
4363 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4365 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
4366 stmts setting DEBUG_EXPR_DECLs.
4368 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
4369 Don't crash if mode1 is VOIDmode.
4371 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
4373 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
4374 * params.h (IRA_LOOP_RESERVED_REGS): New.
4375 * tree-pass.h (pass_subregs_of_mode_init,
4376 pass_subregs_of_mode_finish): Remove.
4377 * passes.c (pass_subregs_of_mode_init,
4378 pass_subregs_of_mode_finish): Remove.
4379 (pass_reginfo_init): Move before loop optimizations.
4380 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
4381 * common.opt (fira-loop-pressure): New.
4382 * toplev.h (flag_ira_loop_pressure): New.
4383 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
4384 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
4385 Make external and void type functions.
4386 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
4387 pass_subregs_of_mode_finish): Remove.
4388 * ira-costs.c (init_costs): Call init_subregs_of_mode.
4389 * regmove.c: Include ira.h.
4390 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
4391 register pressure calculation in loops.
4392 * loop-invariant.c: Include REGS_H and ira.h.
4393 (struct loop_data): New members max_reg_pressure, regs_ref, and
4395 (struct invariant): New member orig_regno.
4396 (curr_loop): New variable.
4397 (find_exits): Initialize regs_ref and regs_live.
4398 (create_new_invariant): Initialize orig_regno.
4399 (get_cover_class_and_nregs): New.
4400 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
4401 array. Add code for flag_ira_loop_pressure.
4402 (gain_for_invariant): Make new_regs an array. Add code for
4403 flag_ira_loop_pressure.
4404 (best_gain_for_invariant): Ditto.
4405 (set_move_mark): New parameter gain. Use it for debugging output.
4406 (find_invariants_to_move): Make regs_needed and new_regs an array.
4407 Add code for flag_ira_loop_pressure.
4408 (move_invariant_reg): Set up orig_regno.
4409 (move_invariants): Set up reg classes for pseudos for
4410 flag_ira_loop_pressure.
4411 (free_loop_data): Clear regs_ref and regs_live.
4412 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
4413 get_regno_cover_class, change_pressure, mark_regno_live,
4414 mark_regno_death, mark_reg_store, mark_reg_clobber,
4415 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
4416 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
4417 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
4418 register pressure calculation in loops if new regs were added.
4419 Call finish_subregs_of_mode.
4420 * opts.c (decode_options): Set up flag_ira_loop_pressure.
4421 * Makefile.in (loop-invariant.o): Add ira.h.
4423 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
4425 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
4427 2009-10-14 Richard Guenther <rguenther@suse.de>
4429 * lto-symtab.c (lto_symtab_compatible): Fold in ...
4430 (lto_symtab_merge): ... here. Rewrite both to take the
4431 prevailing and a to-be-merged entry and to queue diagnostics properly.
4432 (lto_symtab_resolve_replaceable_p): New predicate for
4434 (lto_symtab_resolve_can_prevail_p): Likewise.
4435 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
4436 handles merging commons by choosing the largest decl. Fold
4437 in code that gives ODR errors.
4438 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
4440 (lto_symtab_merge_decls_1): Re-structure. Deal with the
4441 case of no prevailing decl here. Diagnose mismatches
4442 in object types here. Drop all but the prevailing decls.
4443 (lto_symtab_prevailing_decl): Return the single prevailing decl.
4444 * lto-streamer-in.c (lto_input_tree_ref): Deal with
4445 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
4447 2009-10-14 Richard Guenther <rguenther@suse.de>
4450 * lto-streamer-in.c (input_bb): Replace debug stmts with
4451 nops instead of dropping them.
4453 2009-10-14 Nick Clifton <nickc@redhat.com>
4455 * gcc/doc/extended.texi: Replace the dash character with @minus{}
4456 in situations where it is being used as a minus symbol.
4457 * gcc/doc/tm.texi: Likewise.
4458 * gcc/doc/md.texi: Likewise.
4460 2009-10-14 Jakub Jelinek <jakub@redhat.com>
4462 PR preprocessor/41543
4463 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
4464 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
4465 * tree.c: Include intl.h.
4466 (expand_location): Handle BUILTINS_LOCATION.
4467 * Makefile.in (tree.o): Depend on intl.h.
4470 * dwarf2out.c (dwarf2out_var_location): Always clear
4471 last_postcall_label when changing last_label.
4473 2009-10-14 Pascal Obry <obry@adacore.com>
4475 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
4476 (process_command): Handle -E as done with -c and -S. Do not add
4477 the target executable suffix to the output file when -E is used.
4478 (main): Adjust error message accordingly.
4480 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
4486 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
4488 (tree_code_size): Likewise.
4490 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4492 * builtins.c (fold_builtin_1): Support complex "arc" functions.
4493 * real.h (HAVE_mpc_arc): Define.
4495 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
4497 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
4498 (struct builtin_description): Add fndecl field.
4499 (bdesc): Remove const qualifier. Update initializer.
4500 (sh_media_init_builtins): Remove const qualifier for d. Record
4501 the result of add_builtin_function to the fndecl field.
4502 (sh_builtin_decl): New.
4503 (sh_media_builtin_decl): New.
4505 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
4508 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
4509 requests between special registers.
4511 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
4513 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
4515 2009-10-13 Richard Henderson <rth@redhat.com>
4517 PR tree-optimization/41377
4518 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
4519 (cleanup_empty_eh_merge_phis): New change_region parameter;
4520 pass it on to redirect_eh_edge_1. Update callers.
4521 (cleanup_empty_eh_unsplit): Don't require an existing EH label
4522 at the destination block.
4524 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
4526 * passes.c (register_pass): Replaced gcc_unreachable by
4527 fatal_error on failure. Mentions plugins in comments & messages.
4529 2009-10-13 Jakub Jelinek <jakub@redhat.com>
4532 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
4533 * sched-vis.c (print_value): Use it.
4534 * cselib.c (cselib_hash_rtx): Likewise.
4535 * print-rtl.c (print_rtx): Likewise.
4536 * cfgexpand.c (expand_debug_rtx): Likewise.
4537 * var-tracking.c (vt_expand_loc_callback): Likewise.
4539 2009-10-13 Richard Guenther <rguenther@suse.de>
4542 * opts.c (handle_option): Split out code to handle setting
4543 the options flag var ...
4544 (set_option): ... here.
4545 * opts.h (set_option): Declare.
4546 * lto-opts.c (register_user_option_p): Include -fexceptions
4547 and all position independent code variants.
4548 (handle_common_option): Remove.
4549 (lto_reissue_options): Use set_option.
4551 2009-10-13 Martin Jambor <mjambor@suse.cz>
4553 PR tree-optimization/41661
4554 * ipa-prop.c (compute_complex_pass_through): Allow only operations
4555 that are tcc_comparisons or do not change the type in any
4557 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
4558 folding tcc_comparison operations.
4560 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4562 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
4565 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4571 * tree.def (DEBUG_EXPR_DECL): New.
4572 * rtl.def (DEBUG_EXPR): New.
4573 * gengtype.c (adjust_field_rtx_def): Handle it.
4574 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
4575 (insert_debug_temp_for_var_def): ... this. Drop support for
4576 moving. Take iterator for def stmt; insert debug stmt before it.
4577 Scan early for use count and kind in debug stmts.
4578 (propagate_defs_into_debug_stmts): Rename to...
4579 (insert_debug_temps_for_defs): ... this. Likewise.
4580 * tree.h (DEBUG_TEMP_UID): New.
4581 * tree.c (next_debug_decl_uid): New.
4582 (make_node_stat): Count debug decls separately.
4583 (copy_node_stat): Likewise.
4584 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
4585 * var-tracking.c (dv_is_decl_p): Recognize it.
4586 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
4587 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
4588 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
4589 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
4590 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
4591 (cselib_hash_rtx): Likewise.
4592 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
4593 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
4595 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
4596 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
4597 * rtl.c (copy_rtx): Likewise.
4598 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
4599 * print-rtl.c (print_rtx): Likewise.
4600 * sched-vis.c (print_value): Likewise.
4601 (print_insn): Handle DEBUG_EXPR_DECL.
4602 * tree-dump.c (dequeue_and_dump): Likewise.
4603 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
4604 * gimple-iterator (gsi_replace): Check for same lhs.
4605 (gsi_remove): Insert debug temps.
4606 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
4607 (move_computations_stmt): Drop explicit propagation into debug stmts.
4608 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
4609 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
4610 * tree-ssa-sink.c (statement_sink_location): Likewise.
4611 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
4612 * tree-ssanames.c (release_ssa_name): Adjust for rename.
4613 * tree-flow.h: Likewise.
4614 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
4615 debug temps without values.
4616 (eliminate_unnecessary_stmts): Don't discard just-inserted
4619 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
4622 * config/cris/cris.md (andu): Check that operand 1 is one of the
4623 general registers. Fix typo in head comment.
4625 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
4627 * config/i386/i386.md (vswapmov): New.
4628 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
4629 (ix86_function_ms_hook_prologue): New.
4630 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
4631 * configure.ac: Test for swap suffix support in as.
4632 * configure: Rebuild.
4634 2009-10-12 Jakub Jelinek <jakub@redhat.com>
4637 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
4638 paradoxical subregs to prevent partial register stalls if the inner
4639 mode is integer mode.
4641 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4643 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
4645 2009-10-12 Dodji Seketeli <dodji@redhat.com>
4648 * gcc/dwarf2out.c (template_parameter_pack_die,
4649 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
4651 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
4654 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
4656 (maybe_register_def): Likewise. Take stmt iterator.
4657 (rewrite_update_stmt): Take stmt iterator and pass it on.
4658 (rewrite_update_enter_block): Pass stmt iterator.
4660 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4662 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
4663 (spu_builtin_decl): New function.
4665 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
4667 * config/i386/i386.md (SWIM): New mode iterator.
4668 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
4669 using SWIM mode iterator.
4670 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
4671 patterns using SWI48 mode iterator.
4672 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
4673 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
4674 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
4675 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
4676 patterns using SWI248 mode iterator.
4677 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
4678 gen_x86_movdicc_0_m1_rex64 for renamed function
4680 2009-10-11 Jose Ruiz <ruiz@adacore.com>
4681 Eric Botcazou <ebotcazou@adacore.com>
4684 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
4685 * config/sparc/sol2-unwind.h: New file.
4687 2009-10-11 Olivier Hainque <hainque@adacore.com>
4688 Eric Botcazou <ebotcazou@adacore.com>
4691 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
4692 * config/i386/sol2-unwind.h: New file.
4694 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
4697 * config/i386/i386.md (addsi_1_zext): Get the proper second
4700 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
4702 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
4703 all OLD_RTXes, not just REGs. Use copy_rtx to create the
4706 2009-10-11 Richard Guenther <rguenther@suse.de>
4708 * gimple.c (iterative_hash_type_name): Do not handle special
4711 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
4713 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
4714 (*setcc_si_1_and): Ditto.
4715 (*setcc_si_1_movzbl): Ditto.
4716 (*setcc_<mode>_2): Ditto.
4717 (*setcc_qi): Rename from *setcc_1.
4718 (*setcc_qi_slp): Rename from *setcc_2.
4720 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
4721 (*zero_extendqisi2_movzbw_and splitter): Ditto.
4723 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
4724 "if" condition, there is already assert with reload_completed present.
4726 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
4728 * plugin.c (try_init_one_plugin): Improve constness of variable err.
4730 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
4732 * doc/install.texi (Final install): Refer to
4733 http://gcc.gnu.org/bugs/ for bug reporting.
4735 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
4737 * configure.ac: Add test for dci instruction.
4738 * configure: Regenerate.
4739 * config.in: Likewise.
4740 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
4741 * doc/invoke.texi: Add cpu_type 476 and 476fp.
4742 (-mmulhw): Add 476 to description.
4743 (-mdlmzb): Likewise.
4744 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
4745 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
4746 (processor_target_table): Add 476 and 476fp entries.
4747 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
4748 (rs6000_issue_rate): Add CPU_PPC476.
4749 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
4750 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
4751 (processor_type): Add PROCESSOR_PPC476.
4752 (EXTRA_SPECS): Add asm_cpu_476 string.
4753 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
4754 (define_attr "cpu"): Add ppc476.
4756 Update comments for 476.
4757 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
4758 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
4759 Update copyright year.
4760 * config/rs6000/476.md: New file.
4761 * config/rs6000/40x.md: Add description for "isel" attribute.
4762 Update copyright year.
4763 * config/rs6000/440.md: Likewise.
4764 * config/rs6000/603.md: Likewise.
4765 * config/rs6000/6xx.md: Likewise.
4766 * config/rs6000/7450.md: Likewise.
4767 * config/rs6000/7xx.md: Likewise.
4768 * config/rs6000/8540.md: Likewise.
4769 * config/rs6000/cell.md: Likewise.
4770 * config/rs6000/e300c2c3.md: Likewise.
4771 * config/rs6000/e500mc.md: Likewise.
4772 * config/rs6000/mpc.md: Likewise.
4773 * config/rs6000/power4.md: Likewise.
4774 * config/rs6000/power5.md: Likewise.
4775 * config/rs6000/power6.md: Likewise.
4776 * config/rs6000/power7.md: Likewise.
4777 * config/rs6000/rios1.md: Likewise.
4778 * config/rs6000/rios2.md: Likewise.
4779 * config/rs6000/rs64.md: Likewise.
4781 2009-10-10 Richard Guenther <rguenther@suse.de>
4783 PR tree-optimization/41654
4784 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
4785 a cond expr before calling gimple_cond_set_condition_from_tree.
4786 (ifcombine_iforif): Likewise.
4788 2009-10-09 Ian Lance Taylor <iant@google.com>
4790 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
4791 * configure: Rebuild.
4793 2009-10-09 Neil Vachharajani <nvachhar@google.com>
4795 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
4798 2009-10-09 Richard Guenther <rguenther@suse.de>
4801 * target-def.h (TARGET_BUILTIN_DECL): Define.
4802 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
4803 * target.h (struct gcc_target): Add builtin_decl target hook.
4804 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
4805 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
4807 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
4808 not gcc_unreachable.
4809 (lto_output_builtin_tree): Sorry if the target does not support
4810 streaming target builtins.
4811 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
4812 (rs6000_builtin_decl): New function.
4813 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
4814 (ix86_builtin_decl): New function.
4816 2009-10-09 Jakub Jelinek <jakub@redhat.com>
4818 PR preprocessor/41445
4819 * c-ppoutput.c (do_line_change): New function.
4820 (cb_line_change): Use it.
4821 (scan_translation_unit): Call do_line_change if
4822 avoid_paste or PREV_WHITE and token location is on a different line
4823 than print.src_line.
4826 * dwarf2out.c (dwarf2out_init): Test whether
4827 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
4830 PR rtl-optimization/41646
4831 * calls.c (expand_call): For BLKmode types returned in registers
4832 avoid likely spilled hard regs in copy_blkmode_from_reg generated
4835 2009-10-09 Richard Guenther <rguenther@suse.de>
4837 PR tree-optimization/41634
4838 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
4839 we remove the correct elements.
4840 (optimize_stmt): Make sure to update stmt operands before
4841 optimizing redundancies.
4843 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4845 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
4847 2009-10-09 Richard Guenther <rguenther@suse.de>
4850 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
4852 (lto_wrapper_exit): New function.
4854 (fatal_perror): Likewise.
4855 (fork_execute): Use global args_name, do not free it.
4856 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
4857 * lto-streamer.h: Remove duplicate prototypes.
4859 2009-10-09 Richard Guenther <rguenther@suse.de>
4861 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
4862 before calling stmt_can_throw_external.
4864 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
4866 PR tree-optimization/40071
4867 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
4868 pointer if the original data reference doesn't conflict with the
4869 created vector data reference. Fix long line.
4871 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
4873 * config/i386/i386.md (any_div): New code iterator.
4874 (u): Handle div and udiv.
4876 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
4878 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
4879 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
4880 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
4881 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
4883 2009-10-08 Joseph Myers <joseph@codesourcery.com>
4885 * gcc.c (main): Remove trailing "." from diagnostics.
4887 2009-10-08 Cary Coutant <ccoutant@google.com>
4889 Add support for debugging with ICF (Identical Code Folding).
4890 * calls.c (debug.h): New #include.
4891 (emit_call_1): Call virtual_call_token debug hook.
4892 * common.opt (-fenable-icf-debug): New option.
4893 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
4894 locations in the source).
4895 (poc_label_num): New variable.
4896 (dcall_entry, vcall_entry): New typedefs.
4897 (dcall_table, vcall_table): New variables.
4898 (struct vcall_insn): New type.
4899 (vcall_insn_table): New variable.
4900 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
4901 (size_of_dcall_table): New function.
4902 (output_dcall_table): New function.
4903 (size_of_vcall_table): New function.
4904 (output_vcall_table): New function.
4905 (dwarf2out_direct_call): New function.
4906 (vcall_insn_table_hash): New function.
4907 (vcall_insn_table_eq): New function.
4908 (dwarf2out_virtual_call_token): New function.
4909 (dwarf2out_virtual_call): New function.
4910 (dwarf2out_init): Allocate new tables and sections.
4911 (prune_unused_types): Mark DIEs referenced from direct call table.
4912 (dwarf2out_finish): Output direct and virtual call tables.
4913 * final.c (final_scan_insn): Call direct_call and virtual_call
4915 * debug.h (struct gcc_debug_hooks): Add direct_call,
4916 virtual_call_token, virtual_call hooks.
4917 (debug_nothing_uid): New function.
4918 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
4919 (debug_nothing_uid): New function.
4920 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
4921 (xcoff_debug_hooks): Likewise.
4922 * sdbout.c (sdb_debug_hooks): Likewise.
4923 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4924 * doc/invoke.texi (-fenable-icf-debug): New option.
4926 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
4929 * regmove.c (regmove_backward_pass): Replace src with dst in the
4930 debug insn, and check for dst before rather than after.
4932 2009-10-08 Janis Johnson <janis187@us.ibm.com>
4934 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
4935 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
4937 2009-10-08 Jan Hubicka <jh@suse.cz>
4940 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
4941 do not mark cgraph nodes as needed.
4942 (record_references_in_initializer): Add new only_vars parameter.
4943 * cgraph.h (record_references_in_initializer): New parameter.
4944 * varasm.c (assemble_variable): Update call.
4945 * varpool.c (varpool_analyze_pending_decls): Always look for
4948 2009-10-08 Anatoly Sokolov <aesok@post.ru>
4950 * config/avr/avr.c (last_insn_address) Remove variable.
4951 (expand_prologue): Don't initialise last_insn_address variable.
4952 (final_prescan_insn): Don't output insn size.
4953 * config/avr/avr.opt (msize): Remove switch.
4954 * doc/invoke.texi (AVR Options): Remove documentation of -msize
4957 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
4959 * combine.c (label_tick_ebb_start): Fix comment.
4960 (combine_instructions): Set label_tick and label_tick_ebb_start before
4961 calling setup_incoming_promotions. Start them from 1. Increment
4962 label_tick instead of deriving it from the BB index. Rather than
4963 comparing ticks use the block from the previous iteration to decide
4964 whether to start a new EBB. Remove empty lines before function.
4966 2009-10-08 Michael Matz <matz@suse.de>
4969 * builtins.c (fold_builtin_isascii): Use fold_build2.
4970 (fold_builtin_isdigit): Ditto.
4971 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
4972 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
4973 remove_useless_stmts_cond, remove_useless_stmts_tf,
4974 remove_useless_stmts_tc, remove_useless_stmts_bind,
4975 remove_useless_stmts_goto, remove_useless_stmts_label,
4976 remove_useless_stmts_1, remove_useless_stmts,
4977 pass_remove_useless_stmts): Remove.
4978 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
4979 * passes.c (init_optimization_passes): Don't add
4980 pass_remove_useless_stmts.
4981 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
4982 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
4984 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
4985 for static constants.
4986 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
4987 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
4989 2009-10-08 Richard Guenther <rguenther@suse.de>
4991 * gimple.c (free_gimple_type_tables): New function.
4992 * gimple.h (free_gimple_type_tables): Declare.
4994 2009-10-07 Mark Heffernan <meheff@google.com>
4996 * ipa-prop.c (ipa_print_node_params) Only print
4997 names of named arguments.
4999 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5001 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5002 being statically linked.
5004 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5006 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5008 2009-10-08 Jan Hubicka <jh@suse.cz>
5011 * ipa.c (cgraph_externally_visible_p,
5012 function_and_variable_visibility,
5013 whole_program_function_and_variable_visibility): Skip non-finalized
5016 2009-10-08 Nick Clifton <nickc@redhat.com>
5018 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5021 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5024 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5026 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5029 * c-common.c (c_fully_fold_internal): Strip nops from the result
5030 of recursive calls to c_fully_fold_internal.
5031 (c_wrap_maybe_const): New.
5032 (c_save_expr): Use c_wrap_maybe_const.
5033 * c-common.h (c_wrap_maybe_const): Declare.
5034 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5035 build_binary_op): Use c_wrap_maybe_const.
5037 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5039 * real.c: Fix comment to reflect actual exponent size.
5041 2009-10-08 Ben Elliston <bje@au.ibm.com>
5043 * config/rs6000/a2.md: Add FSF comment header.
5045 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5047 * config/i386/i386.md (any_extend): New code iterator.
5048 (u, s): New code attributes.
5050 (DWIH): Rewrite as code iterator for SI and DI modes.
5051 (DWI): Rewrite as mode attribute.
5052 (dwi): New mode attribute.
5053 (di): Depend on SI mode and DI mode.
5054 (doubleint_general_operand): Remove mode attribute.
5056 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5059 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5060 (*sub<mode>3_doubleword): Ditto.
5062 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5063 using SWIM248 mode iterator.
5064 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5065 using SWI48 mode iterator.
5066 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5067 patterns using DWIH mode iterator and any_extend code iterator.
5068 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5069 using any_extend code iterator.
5070 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5071 patterns using DWIH mode iterator and any_extend code iterator.
5072 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5073 using any_extend code iterator.
5074 (<s>mul<mode>3_highpart): Macroize expander from
5075 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5076 and any_extend code iterator.
5077 (*<s>muldi3_highpart_1): Macroize insn from
5078 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5079 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5080 patterns using any_extend code iterator.
5081 (*<s>mulsi3_highpart_zext): Macroize insn from
5082 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5084 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5086 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5087 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5088 refering to a DIE with DW_AT_const_value.
5090 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5093 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5095 2009-10-06 Jan Hubicka <jh@suse.cz>
5097 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5100 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5102 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5103 *lea_2_rex64): Move before *add<mode>_1 pattern.
5105 2009-10-07 Jan Hubicka <jh@suse.cz>
5107 * collect2.c (main): Add -fno-whole-program.
5108 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5110 2009-10-07 Jan Hubicka <jh@suse.cz>
5112 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5113 has no address taken.
5114 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5116 (cgraph_clone_node): Clear externally_visible flag for clones.
5117 * cgraph.h (cgraph_only_called_directly_p,
5118 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5119 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5120 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5121 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5122 ipcp_insert_stage): Likwise.
5123 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5124 externally_visible flag.
5125 (verify_cgraph_node): Verify that inline clones look right.
5126 (process_function_and_variable_attributes): Do not set
5127 externally_visible flags.
5128 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5130 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5132 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5133 clear externally_visible when turning into inline clones
5134 (cgraph_mark_inline_edge): Use new predicates.
5135 (cgraph_estimate_growth): Likewise.
5136 (cgraph_decide_inlining): Likewise.
5137 * ipa.c (cgraph_postorder): Likewise.
5138 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5139 that inline clones are not needed.
5140 (cgraph_externally_visible_p): New predicate.
5141 (function_and_variable_visibility): Add whole_program parameter;
5142 always set externally_visible flag; handle COMDAT function
5144 (local_function_and_variable_visibility): New function.
5145 (gate_whole_program_function_and_variable_visibility): New function.
5146 (whole_program_function_and_variable_visibility): New function.
5147 (pass_ipa_whole_program_visibility): New function.
5148 * passes.c (init_optimization_passes): Add whole program visibility
5150 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5151 not care about needed/reachable flags.
5152 * varpool.c: Include flags.h
5153 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5154 (varpool_finalize_decl): When we are in LTO read-back, all variables
5156 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5158 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5160 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5163 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5165 * config.gcc: Don't include the makefile fragments intended for
5167 * config/s390/fixdfdi.h: File removed.
5168 * config/s390/libgcc-glibc.ver: File removed.
5169 * config/s390/s390.h: Remove the fixdfdi.h hack.
5170 * config/s390/t-crtstuff: File moved to libgcc dir.
5171 * config/s390/t-linux: Likewise.
5172 * config/s390/t-tpf: libgcc specific parts removed.
5173 * config/s390/t-linux64: Likewise.
5175 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5177 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5178 (lto-compress.o): Likewise.
5180 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5183 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5184 dllexport to class members here.
5185 (i386_pe_determine_dllimport_p): Only check static class data for
5187 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5188 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5189 functions for vague linkage.
5190 (i386_pe_type_dllexport_p): Fix formatting.
5191 (maybe_add_dllexport) New function.
5192 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5195 2009-10-07 Ben Elliston <bje@au.ibm.com>
5197 * config/rs6000/a2.md: Remove duplicated lines.
5199 2009-10-07 Ben Elliston <bje@au.ibm.com>
5201 * config.gcc (powerpc*-*-*): Handle a2.
5202 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5203 * config/rs6000/a2.md: New file.
5204 * config/rs6000/rs6000.opt (mno-update): New.
5205 (mupdate): Return to using a mask, not a var.
5206 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5207 (enum processor_type): Add PROCESSOR_PPCA2.
5208 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5209 (rs6000_override_options): Add "a2" to processor_target_table.
5210 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5211 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5213 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5215 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5216 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5217 reference to nonexistent gen_truncxfxf2 function.
5219 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5221 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5222 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5223 (general_operand): Handle TI mode.
5224 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5225 using SDWIM mode iterator.
5226 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5227 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5228 using DWI mode iterator.
5229 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5230 patterns using SWI mode iterator.
5231 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5232 using SWI48 mode iterator.
5233 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5234 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5235 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5236 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5237 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5238 using SDWIM mode iterator.
5239 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5240 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5241 using DWI mode iterator.
5242 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5243 patterns using SWI mode iterator.
5244 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5245 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5246 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5247 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5248 patterns using plusminus code iterator.
5249 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5250 sub<mode>3 patterns using plusminus code iterator.
5251 * config/i386/i386.c (override_options): Update the call to
5252 gen_subdi_carry_rex64 for renamed function.
5253 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5254 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5255 calls to instruction expanders.
5257 2009-10-06 Martin Jambor <mjambor@suse.cz>
5260 * opts.c (decode_options): Run IPA-SRA at -O2.
5262 2009-10-06 Richard Guenther <rguenther@suse.de>
5264 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
5266 2009-10-06 Tobias Burnus <burnus@net-b.de>
5269 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
5270 -flto and -fwhole-program flags can be combined.
5272 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
5275 * gcc.c (process_command): Check that -o argument was specified.
5277 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5279 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
5281 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5283 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
5284 * doc/invoke.texi (Warning Options): Annotate allowed languages
5285 for -Wunsuffixed-float-constants.
5287 2009-10-05 Jakub Jelinek <jakub@redhat.com>
5289 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
5290 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
5291 same name and isn't the main variant.
5294 * dwarf2out.c (loc_by_reference): Removed.
5295 (dw_loc_list_1): New function.
5296 (dw_loc_list): Remove toplev argument, add want_address argument.
5297 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
5298 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
5299 want_address == 2 to dw_loc_list. For successful dw_loc_list
5300 set have_address to 1 only if want_address is not 0.
5302 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5304 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
5305 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
5306 a code block followed by two pointers.
5307 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
5308 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
5309 (MIPS_MOVE): Likewise.
5310 (MIPS_LUI): Likewise.
5311 (MIPS_JR): Likewise.
5312 (MIPS_BAL): Likewise.
5313 (MIPS_NOP): Likewise.
5314 (mips_asm_trampoline_template): Delete.
5315 (mips_trampoline_code_size): New function.
5316 (mips_trampoline_init): Add shorter sequences for all cases
5317 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
5318 Calculate the opcodes directly, rather than copying from a template.
5319 Only flush the code part of the trampoline.
5320 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
5322 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
5324 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
5325 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
5326 (INCOMING_RETURN_ADDR_RTX): Likewise.
5327 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
5329 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
5330 with RETURN_ADDR_REGNUM.
5331 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
5332 * config/mips/mips.c (mips16_build_call_stub): Replace
5333 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
5334 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
5335 (mips_print_operand_punctuation): Likewise.
5336 (mips_frame_set): Likewise.
5337 (mips16e_output_save_restore): Likewise.
5338 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5339 (mips_save_reg_p): Likewise.
5340 (mips_return_addr): Likewise.
5341 (mips_set_return_address): Likewise.
5342 (mips_direct_save_slot_move_p): Likewise.
5343 (mips_output_function_prologue): Likewise.
5344 (mips_restore_reg): Likewise.
5345 (mips_expand_epilogue): Likewise.
5346 (mips_epilogue_uses): Likewise.
5347 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
5348 (*mov<mode>_ra): Use it instead of a hard-coded 31.
5349 (clear_hazard_<mode>): Likewise.
5350 (call_internal): Likewise.
5351 (call_internal_direct): Likewise.
5352 (call_direct_split): Likewise.
5353 (call_value_internal): Likewise.
5354 (call_value_split): Likewise.
5355 (call_value_internal_direct): Likewise.
5356 (call_value_direct_split): Likewise.
5357 (call_value_multiple_internal): Likewise.
5358 (call_value_multiple_split): Likewise.
5360 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
5361 Jakub Jelinek <jakub@redhat.com>
5363 PR rtl-optimization/41511
5364 * combine.c (record_value_for_reg): Pass explicit values as argument
5365 to get_last_value_validate.
5366 (get_last_value_validate): Document INSN parameter.
5367 For non-readonly MEMs, assume they might have been modified if INSN
5368 was in another basic block.
5369 (get_last_value): Minor reformatting.
5371 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5374 * final.c (asm_str_count): Split out from asm_insn_count.
5375 * rtl.h (asm_str_count): New prototype.
5376 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
5379 2009-10-05 Sriraman Tallam <tmsriram@google.com>
5381 * doc/plugins.texi: Change plugin_pass to register_pass_info.
5383 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
5384 Rafael Espindola <espindola@google.com>
5386 * gengtype.c (write_types): Moved call to write_func_for_structure
5387 into seperate loops.
5389 2009-10-05 Richard Guenther <rguenther@suse.de>
5392 * lto-cgraph.c (output_cgraph): Output toplevel asms.
5393 (input_cgraph_1): Input toplevel asms.
5395 2009-10-05 Richard Guenther <rguenther@suse.de>
5398 * lto-symtab.c (lto_compatible_attributes_p): Remove.
5399 (external_aggregate_decl_p): Likewise.
5400 (lto_symtab_compatible): Re-structure. Remove dead code.
5401 For variables ignore toplevel qualifiers when comparing types.
5402 Issue warnings, not errors for mismatched user-alignment.
5404 2009-10-05 Richard Guenther <rguenther@suse.de>
5408 * lto-symtab.c (struct lto_symtab_base_def): Remove.
5409 (struct lto_symtab_identifier_def): Likewise.
5410 (struct lto_symtab_decl_def): Likewise.
5411 (struct lto_symtab_entry_def): New.
5412 (lto_symtab_identifier_t): Rename to ...
5413 (lto_symtab_entry_t): ... this.
5414 (lto_symtab_decls): Remove.
5415 (lto_symtab_base_hash): Rename to ...
5416 (lto_symtab_entry_hash): ... this.
5417 (lto_symtab_base_eq): Rename to ...
5418 (lto_symtab_entry_eq): ... this.
5419 (lto_symtab_base_marked_p): Rename to ...
5420 (lto_symtab_entry_marked_p): ... this.
5421 (lto_symtab_identifier_marked_p): Remove.
5422 (lto_symtab_decl_marked_p): Likewise.
5423 (lto_symtab_maybe_init_hash_tables): Rename to ...
5424 (lto_symtab_maybe_init_hash_table): ... this.
5425 (lto_symtab_set_resolution_and_file_data): Remove.
5426 (lto_symtab_register_decl): New function.
5427 (lto_symtab_get_identifier): Remove.
5428 (lto_symtab_get): New function.
5429 (lto_symtab_get_resolution): Adjust.
5430 (lto_symtab_get_identifier_decl): Remove.
5431 (lto_symtab_set_identifier_decl): Likewise.
5432 (lto_symtab_merge_decl): Rename to ...
5433 (lto_symtab_merge): ... this. Rewrite.
5434 (lto_symtab_merge_var): Remove.
5435 (lto_symtab_merge_fn): Likewise.
5436 (lto_symtab_prevailing_decl): Adjust.
5437 (lto_cgraph_replace_node): New function.
5438 (lto_symtab_merge_decls_2): Likewise.
5439 (lto_symtab_merge_decls_1): Likewise.
5440 (lto_symtab_fixup_var_decls): Likewise.
5441 (lto_symtab_resolve_symbols): Likewise.
5442 (lto_symtab_merge_decls): Likewise.
5443 (lto_symtab_prevailing_decl): Adjust.
5444 (lto_symtab_get_symtab_def): Remove.
5445 (lto_symtab_get_file_data): Likewise.
5446 (lto_symtab_clear_resolution): Adjust.
5447 (lto_symtab_clear_resolution): Likewise.
5448 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
5449 (input_cgraph_1): Likewise.
5450 * lto-streamer-in.c (get_resolution): Do not provide fake
5451 symbol resolutions here.
5452 (deferred_global_decls): Remove.
5453 (lto_register_deferred_decls_in_symtab): Likewise.
5454 (lto_register_var_decl_in_symtab): Change signature, register
5455 variable via lto_symtab_register_decl.
5456 (lto_register_function_decl_in_symtab): Likewise.
5457 (lto_read_tree): Adjust.
5458 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
5459 (lto_symtab_merge_var): Likewise.
5460 (lto_symtab_merge_fn): Likewise.
5461 (lto_symtab_register_decl): Declare.
5462 (lto_symtab_merge_decls): Likewise.
5464 2009-10-05 Richard Guenther <rguenther@suse.de>
5466 PR tree-optimization/23821
5467 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
5468 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
5469 simple IV increments.
5471 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5473 * config/arm/arm.c (arm_override_options): Really initialize
5474 flag_dwarf2_cfi_asm to 0.
5476 2009-10-05 Doug Kwan <dougkwan@google.com>
5478 PR rtl-optimization/41574
5479 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
5480 floating point and we are not doing unsafe math optimizations.
5482 2009-10-03 Simon Baldwin <simonb@google.com>
5483 Cary Coutant <ccoutant@google.com>
5484 Rafael Espindola <espindola@google.com>
5485 Richard Guenther <rguenther@suse.de>
5486 Jan Hubicka <jh@suse.cz>
5487 Doug Kwan <dougkwan@google.com>
5488 H.J. Lu <hongjiu.lu@intel.com>
5489 Bill Maddox <maddox@google.com>
5490 Ryan Mansfield <rmansfield@qnx.com>
5491 Diego Novillo <dnovillo@google.com>
5492 Ollie Wild <aaw@google.com>
5493 Kenneth Zadeck <zadeck@naturalbridge.com>
5495 * lto-cgraph.c: New file.
5496 * lto-compress.c: New file.
5497 * lto-compress.h: New file.
5498 * lto-opts.c: New file.
5499 * lto-section-in.c: New file.
5500 * lto-section-out.c: New file.
5501 * lto-streamer-in.c: New file.
5502 * lto-streamer-out.c: New file.
5503 * lto-streamer.c: New file.
5504 * lto-streamer.h: New file.
5505 * lto-symtab.c: New file.
5506 * lto-wpa-fixup.c: New file.
5507 * lto-wrapper.c: New file.
5509 2009-10-03 Simon Baldwin <baldwin@google.com>
5510 Ben Elliston <bje@au.ibm.com>
5511 Rafael Espindola <espindola@google.com>
5512 Nathan Froyd <froydnj@codesourcery.com>
5513 Jan Hubicka <jh@suse.cz>
5514 Doug Kwan <dougkwan@google.com>
5515 Diego Novillo <dnovillo@google.com>
5516 Kenneth Zadeck <zadeck@naturalbridge.com>
5518 * Makefile.in (enable_lto): New.
5519 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
5520 (LINKER_PLUGIN_API_H): Define.
5521 (LTO_SYMTAB_H): Define.
5522 (LTO_STREAMER_H): Define.
5523 (TREE_VECTORIZER_H): Define.
5524 (INCLUDES): Add LIBELFINC.
5525 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
5526 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
5527 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
5528 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
5529 (native): Add lto-wrapper$(exeext)
5530 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
5531 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
5532 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
5533 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
5534 (varasm.o): Add dependency on tree-iterator.h.
5535 (cgraph.o): Add dependency on cif-code.def.
5536 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
5537 (ipa-pure-const.o): Likewise.
5538 (GTFILES): Add lto-symtab.c.
5539 (install-lto-wrapper): New.
5540 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
5541 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
5542 * config.in: Regenerate.
5544 2009-10-03 Rafael Espindola <espindola@google.com>
5545 Diego Novillo <dnovillo@google.com>
5547 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
5548 ipa_write_summaries.
5549 Call execute_ipa_summary_passes for all_regular_ipa_passes and
5551 (cgraph_optimize): Make extern.
5553 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
5554 Kenneth Zadeck <zadeck@naturalbridge.com>
5556 * toplev.c (in_lto_p): Declare.
5557 * collect2.c (scan_prog_file): Read all the output when reading
5558 information for LTO.
5559 (enum lto_mode_d): Declare.
5561 2009-10-03 Richard Guenther <rguenther@suse.de>
5562 Diego Novillo <dnovillo@google.com>
5564 * gimple.c: Include target.h and alias.h.
5565 (gimple_types): Declare.
5566 (type_hash_cache): Declare.
5567 (gimple_alloc_stat): Make extern.
5568 (gimple_build_eh_must_not_throw): Call
5569 gimple_eh_must_not_throw_set_fndecl.
5570 (struct type_pair_d): Declare.
5571 (type_pair_t): Declare.
5572 (type_pair_hash): New.
5573 (type_pair_eq): New.
5574 (lookup_type_pair): New.
5575 (gimple_force_type_merge): New.
5576 (compare_type_names_p): New.
5577 (compare_field_offset): New.
5578 (gimple_types_compatible_p): New.
5579 (struct sccs): Declare.
5580 (next_dfs_num): Declare.
5581 (iterative_hash_gimple_type): New.
5583 (iterative_hash_type_name): New.
5584 (iterative_hash_gimple_type): New.
5585 (gimple_type_hash): New.
5586 (gimple_type_eq): New.
5587 (gimple_register_type): New.
5588 (print_gimple_types_stats): New.
5589 (gimple_signed_or_unsigned_type): New.
5590 (gimple_unsigned_type): New.
5591 (gimple_signed_type): New.
5592 (gimple_get_alias_set): New.
5593 (gimple_decl_printable_name): Do not use DMGL_TYPES.
5594 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
5595 (gimple_force_type_merge): Declare.
5596 (gimple_types_compatible_p): Declare.
5597 (gimple_register_type): Declare.
5598 (print_gimple_types_stats): Declare.
5599 (gimple_unsigned_type): Declare.
5600 (gimple_signed_type): Declare.
5601 (gimple_get_alias_set): Declare.
5602 (gimple_eh_must_not_throw_set_fndecl): New.
5604 2009-10-03 Jan Hubicka <jh@suse.cz>
5605 Kenneth Zadeck <zadeck@naturalbridge.com>
5607 * ipa-pure-const.c: Include lto-streamer.h.
5608 (register_hooks): Factor out of ...
5609 (generate_summary): ... here.
5610 (pure_const_write_summary): New.
5611 (pure_const_read_summary): New.
5612 (pass_ipa_pure_const): Add pure_const_write_summary and
5613 pure_const_read_summary.
5614 * ipa-reference.c: Include lto-streamer.h.
5615 (add_new_function): New.
5616 (remove_node_data): New.
5617 (duplicate_node_data): New.
5618 (ipa_init): Guard against multiple calls.
5619 Move hook setup from analyze_function.
5620 (write_node_summary_p): New.
5621 (ipa_reference_write_summary): New.
5622 (ipa_reference_read_summary): New.
5623 (pass_ipa_reference): Add ipa_reference_write_summary and
5624 ipa_reference_read_summary.
5625 * cgraph.h (cgraph_local_info): Add field lto_file_data.
5626 (struct cgraph_edge): Add fields lto_stmt_uid and
5627 call_stmt_cannot_inline_p.
5628 (cgraph_optimize): Declare.
5629 (cgraph_decide_is_function_needed): Declare.
5630 (reset_inline_failed): Declare.
5631 (enum LTO_cgraph_tags): Declare.
5632 (LTO_cgraph_tag_names): Declare.
5633 (LCC_NOT_FOUND): Define.
5635 2009-10-03 Doug Kwan <dougkwan@google.com>
5636 Rafael Espindola <espindola@google.com>
5637 Jan Hubicka <jh@suse.cz>
5638 Diego Novillo <dnovillo@google.com>
5639 Kenneth Zadeck <zadeck@naturalbridge.com>
5641 * passes.c (all_regular_ipa_passes): New.
5642 (all_ipa_passes): Rename to all_small_ipa_passes.
5643 (init_optimization_passes): Init all_regular_ipa_passes.
5644 * tree-pass.h (all_regular_ipa_passes): New.
5645 (all_ipa_passes): Rename to all_small_ipa_passes.
5646 * passes.c (all_lto_gen_passes): New.
5647 (init_optimization_passes): Initialize all_lto_gen_passes.
5648 (execute_ipa_summary_passes): Make non-static.
5649 (ipa_write_summaries_1): New.
5650 (ipa_write_summaries_2): New.
5651 (ipa_write_summaries): New.
5652 (ipa_write_summaries_of_cgraph_node_set): New.
5653 (ipa_read_summaries_1): New.
5654 (ipa_read_summaries): New.
5655 (execute_ipa_pass_list): Call cgraph_process_new_functions.
5656 (execute_regular_ipa_pass_list): Remove.
5657 (init_optimization_passes): Schedule
5658 pass_rebuild_cgraph_edges and pass_early_inline outside
5659 of pass_all_early_optimizations. Document reason.
5660 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
5661 pass_ipa_lto_finish_out): New pass.
5662 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
5663 (execute_all_ipa_transforms): New.
5664 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
5665 (dump_properties, debug_properties): New.
5666 * tree-optimize.c (gate_all_early_local_passes): Return
5667 false if we are in lto1.
5668 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
5669 * tree-pass.h (execute_all_ipa_transforms): Declare.
5670 (pass_ipa_function_and_variable_visibility): Declare.
5671 (pass_ipa_early_inline): Declare.
5672 (pass_ipa_lto_gimple_out): Declare.
5673 (pass_ipa_lto_wpa_fixup): Declare.
5674 (pass_ipa_lto_finish_out): Declare.
5675 (all_small_ipa_passes, all_regular_ipa_passes,
5676 all_lto_gen_passes): Declare.
5677 (execute_ipa_summary_passes): Declare.
5678 (execute_all_ipa_transforms): Declare.
5679 (ipa_write_summaries): Declare
5680 (ipa_write_summaries_of_cgraph_node_set): Declare.
5681 (ipa_read_summaries): Declare.
5683 2009-10-03 Doug Kwan <dougkwan@google.com>
5684 Ollie Wild <aaw@google.com>
5686 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
5688 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
5689 (lto_mode): New variable.
5690 (maybe_run_lto_and_relink): Handle the -fwpa option.
5691 (main): Handle the -fwpa option.
5692 (maybe_unlink_list): New function.
5693 * gcc.c (link_lto_options): Replace -flto with -fwpa.
5694 * common.opt (flto): New flag.
5695 * toplev.c (flag_generate_lto): Declare.
5697 2009-10-03 Simon Baldwin <simonb@google.com>
5699 * common.opt (flto-compression-level): New flag.
5701 * opts.c: Include lto-opts.h.
5702 (handle_option): Call lto_register_user_option for each
5703 valid option handled.
5704 (decode_options): Clear registered options before the options
5707 2009-10-03 Cary Coutant <ccoutant@google.com>
5709 * collect2.c (is_elf): New function.
5710 (scan_prog_file): Require LTO object to be in ELF format.
5712 2009-10-03 Rafael Espindola <espindola@google.com>
5714 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
5715 libgcc to the linker.
5717 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
5719 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
5720 (collect_execute): Add flags argument. Pass flags to pex_run. Update
5722 * collect2.h (collect_execute): Add flags argument.
5723 * tlink.c (tlink_execute): Update call to collect_execute.
5724 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
5725 (use_linker_plugin): New.
5726 (use_linker_plugin_spec_function): New.
5727 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
5728 (linker_plugin_file_spec): New.
5729 (lto_wrapper_spec): New.
5730 (lto_gcc_spec): New.
5731 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
5732 (static_spec_functions): Add use-linker-plugin.
5733 (process_command): Handle -use-linker-plugin.
5734 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
5735 linker_plugin_file_spec and lto_gcc_spec.
5736 (use_linker_plugin_spec_function): New.
5738 2009-10-03 Richard Guenther <rguenther@suse.de>
5742 * tree.h (is_lang_specific): Include LANG_TYPE.
5743 * tree.c (find_decls_types_r): Manually add interesting parts
5744 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
5746 * gimple.c (type_pair_hash): Make symmetric.
5747 (type_pair_eq): Likewise.
5748 (lookup_type_pair): Increase initial hashtable size.
5749 (gimple_force_type_merge): Rely on type-pair symmetry.
5750 (visit): Remove excessive checking code.
5751 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
5752 (gimple_register_type): Remove getenv calls, shrink initial
5756 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
5757 inline functions if not generating lto output.
5760 * toplev.c (finalize): In WPA mode remove the asm file.
5762 2009-10-03 Doug Kwan <dougkwan@google.com>
5764 * ipa-inline.c (cgraph_mark_inline): Check
5765 edge->call_stmt_cannot_inline_p instead of calling
5766 gimple_call_cannot_inline_p.
5767 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
5768 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
5769 (inline_generate_summary): Do nothing in LTRANS.
5770 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
5771 exists before calling gimple_call_cannot_inline_p.
5772 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
5773 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
5774 Update new_edge->lto_stmt_uid.
5775 * cgraphbuild.c (reset_inline_failed): New.
5777 * common.opt (fwpa): New flag.
5778 (fltrans): New option.
5779 * gcc.c (gcc_lto_option_t): New type.
5780 (current_lto_option): New variable.
5781 (lto_single_spec_function): Remove and is replaced by ..
5782 (lto_option_spec_function): New function.
5783 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
5784 passing the -flto flag.
5785 (cc1_options): Separate non-LTO related parts into ..
5786 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
5787 (lto1_options): New spec for lto FE.
5788 (link_lto_options): New spec for handling LTO flags in linker.
5789 (invoke_lto_single): Re-format to fit in 80 column. Replace
5790 lto-single with lto-option.
5791 (static_specs): Add cc1_non_lto_options, lto1_options and
5793 (static_spec_function): Replace lto-single with lto-option.
5794 (process_command): Handle -flto, -fwpa and -fltran by setting
5795 current_lto_option and not passing it to subprocess unconditionally.
5797 2009-10-03 Bill Maddox <maddox@google.com>
5799 Add `gcc' driver support for link-time code generation (LTO).
5801 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
5802 (lto_flag, lto_objects, lto_o_file): New variables.
5803 (struct lto_object, struct lto_object_list): New structures.
5804 (collect_exit, handler): Remove LTO temporary output file on exit.
5805 (add_lto_object): New function.
5806 (maybe_run_lto_and_relink): New function. Perform link time code
5807 generation and relinking for object files containing LTO information.
5808 (main): Invoke maybe_run_lto_and_relink().
5809 (dump_argv): New function. For debugging, currently disabled.
5810 (scan_prog_file): Add LTO information pass.
5811 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
5813 * toplev.c (compile_file): Emit assembler directive to create
5814 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
5816 2009-10-03 Diego Novillo <dnovillo@google.com>
5818 * c.opt: Add LTO to warn_abi and warn_psabi.
5820 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
5821 inline function. Ignore language-specific nodes. Update all users.
5822 (find_decls_types_r): Do not traverse the subtrees of
5823 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
5824 * tree.h (is_lang_specific): New.
5825 * langhooks.h (struct lang_hooks_for_decls): Remove
5826 may_need_assembler_name_p. Update all users.
5828 * c-common.c (set_builtin_user_assembler_name): Move ...
5829 * builtins.c (set_builtin_user_assembler_name): ... here.
5830 (is_builtin_name): Add comment
5831 (is_builtin_fn): New.
5832 * except.c (output_ttype): Only call
5833 lookup_type_for_runtime if TYPE is not a runtime type.
5835 * passes.c (register_pass): Call position_pass on
5836 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
5837 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
5838 (TV_IPA_LTO_DECL_IO): Define.
5839 (TV_IPA_LTO_CGRAPH_IO): Define.
5841 (TV_WHOPR_WPA): Define.
5842 (TV_WHOPR_WPA_IO): Define.
5843 (TV_WHOPR_LTRANS): Define.
5844 (TV_WHOPR_WPA_FIXUP): Define.
5845 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
5846 * tree-cfg.c (tree_node_can_be_shared): Make extern.
5847 * tree-flow.h (tree_node_can_be_shared): Declare.
5848 * tree-inline.c (tree_can_inline_p): Check that E has a
5849 statement associated with it.
5850 * tree.c (free_lang_data_in_binf): Factor out of ...
5851 (free_lang_data_in_type): ... here.
5852 Call RECORD_OR_UNION_TYPE_P.
5853 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
5854 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
5855 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
5856 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
5857 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
5858 (gate_free_lang_data): Return true if flag_generate_lto is set.
5859 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
5860 * c-common.h (set_builtin_user_assembler_name): Move ...
5861 * tree.h (set_builtin_user_assembler_name): ... here.
5863 * common.opt (flto-report): New flag.
5864 * opts.c (complain_wrong_lang): Do not complain if running lto1.
5865 * collect2.c (scan_prog_file): Send the error output of
5866 'nm' to HOST_BIT_BUCKET.
5868 2009-10-03 Ollie Wild <aaw@google.com>
5870 * langhooks-def.h (lhd_begin_section): New function declaration.
5871 (lhd_write_section): New function declaration.
5872 (lhd_end_section): New function declaration.
5873 (LANG_HOOKS_BEGIN_SECTION): New macro.
5874 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
5875 (LANG_HOOKS_END_SECTION): New macro.
5876 (LANG_HOOKS_LTO): New macro.
5877 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
5878 * langhooks.c (output.h): Add include.
5879 (saved_section): New static variable.
5880 (lhd_begin_section): New function.
5881 (lhd_write_section_data): New function.
5882 (lhd_end_section): New function.
5883 * langhooks.h (struct lang_hooks_for_lto): New structure.
5884 (struct lang_hooks): Add member lto.
5885 * Makefile.in (langhooks.o): Add dependency on output.h.
5887 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
5889 2009-10-03 Richard Guenther <rguenther@suse.de>
5891 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
5894 2009-10-03 Simon Baldwin <simonb@google.com>
5895 Richard Guenther <rguenther@suse.de>
5896 Janis Johnson <janis187@us.ibm.com>
5897 Doug Kwan <dougkwan@google.com>
5898 Diego Novillo <dnovillo@google.com>
5899 Ramana Radhakrishnan <ramana.r@gmail.com>
5900 Ollie Wild <aaw@google.com>
5902 * doc/install.texi: Add documentation for libelf and --enable-lto.
5903 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
5904 -flto-report, -flto-compression-level and -use-linker-plugin.
5905 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
5906 Add section for LTO Testing.
5908 2009-10-02 Cary Coutant <ccoutant@google.com>
5910 Add support for comdat type sections for DWARF v4.
5911 Merge from dwarf4 branch.
5913 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
5914 (dw_die_ref): Define vector type.
5915 (enum dw_val_class): Add dw_val_class_data8.
5916 (struct dw_val_struct): Add v.val_data8.
5917 (comdat_type_node_ref): New type.
5918 (struct die_struct): Move die_symbol into a union; add new field
5919 die_type_node. Change all uses.
5920 (comdat_type_node): New type.
5921 (skeleton_chain_node): New type.
5922 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
5923 (comdat_type_list): New variable.
5924 (dwarf_tag_name): Add DW_TAG_type_unit.
5925 (dwarf_attr_name): Add DW_AT_signature.
5926 (add_AT_data8): New function.
5927 (replace_child): New function.
5928 (move_all_children): New function.
5929 (print_signature): New function.
5930 (print_die): Print signature information; add dw_val_class_data8.
5931 (attr_checksum): Support dw_val_class_data8.
5932 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
5933 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
5934 (checksum_sleb128, checksum_uleb128): New functions.
5935 (checksum_die_context): New function.
5936 (loc_checksum_ordered): New function.
5937 (attr_checksum_ordered): New function.
5938 (struct checksum_attributes): New structure.
5939 (collect_checksum_attributes): New function.
5940 (die_checksum_ordered): New function.
5941 (generate_type_signature): New function.
5942 (same_dw_val_p): Add dw_val_class_data8.
5943 (is_symbol_die): Use new is_declaration_die function.
5944 (is_declaration_die): New function.
5945 (should_move_die_to_comdat): New function.
5946 (clone_die): New function.
5947 (clone_tree): New function.
5948 (clone_as_declaration): New function.
5949 (copy_declaration_context): New function.
5950 (generate_skeleton_ancestor_tree): New function.
5951 (generate_skeleton_bottom_up): New function.
5952 (generate_skeleton): New function.
5953 (remove_child_or_replace_with_skeleton): New function.
5954 (break_out_comdat_types): New function.
5955 (struct decl_table_entry): New type.
5956 (htab_decl_hash): New function.
5957 (htab_decl_eq): New function.
5958 (htab_decl_del): New function.
5959 (copy_ancestor_tree): New function.
5960 (copy_decls_walk): New function.
5961 (copy_decls_for_unworthy_types): New function.
5962 (build_abbrev_table): Don't assert on missing die_symbol when doing
5963 comdat type sections.
5964 (size_of_die): Use DW_FORM_sig8 for external references. Add
5966 (unmark_dies): Don't assert for unmarked dies when doing comdat
5968 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
5969 (output_signature): New function.
5970 (output_die): Likewise.
5971 (output_compilation_unit_header): Mark output as DWARF version 3
5972 even if generating DWARF 4.
5973 (output_comdat_type_unit): New function.
5974 (output_line_info): Mark output as DWARF version 3 even if generating
5976 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
5978 (dwarf2out_end_source_file): Likewise.
5979 (prune_unused_types_walk_attribs): Don't follow references into
5980 comdat type sections.
5981 (prune_unused_types_mark): When generating type units, do not mark
5982 children of non-defining declarations of types; do mark children of
5984 (prune_unused_types): Process comdat type sections.
5985 (htab_ct_hash): New function.
5986 (htab_ct_eq): New function.
5987 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
5988 Add a pointer to the line table from type unit entries so
5989 DW_AT_decl_file has meaning.
5990 * varasm.c (default_elf_asm_named_section): Use identifier name as
5991 comdat key instead of lang hook.
5993 2009-10-02 Neil Vachharajani <nvachhar@google.com>
5995 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
5997 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
5999 * config/i386/i386.md (SWIM248): New mode iterator.
6000 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6001 divmodhi4 patterns using SWIM248 macro.
6002 (*divmod<mode>4): Macroize insn_and_split pattern from
6003 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6004 and their corresponding splitters usign SWIM248 macro. Split SImode
6005 insn to generate cltd and DImode insn to generate cqto instead of
6006 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6007 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6008 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6009 *divmodsi_noext patterns using SWIM248 macro.
6010 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6011 udivmodhi4 patterns using SWIM248 macro.
6012 (*udivmod<mode>4): Macroize insn_and_split pattern from
6013 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6014 corresponding splitters using SWIM248 macro.
6015 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6016 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6018 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6020 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6021 of zero-sized element is zero-sized regardless of its extent.
6023 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6026 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6027 * configure: Regenerated.
6028 * config.in: Regenerated.
6029 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6030 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6031 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6032 not emitting .eh_frame, emit .cfi_sections .debug_frame
6037 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6038 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6040 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6041 vars use DECL_RTL with resetting it back to NULL afterwards.
6042 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6043 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6044 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6045 the attribute type allows it, otherwise use DW_FORM_dataN.
6046 (mem_loc_descriptor): Handle CONST_STRING.
6047 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6048 Handle MEM with CONST_STRING address using add_AT_string.
6049 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6050 CONST_STRING for const arrays initialized with a string literal.
6051 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6052 (dwarf2out_finish): Call resolve_addr.
6054 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6055 Maxim Kuvyrkov <maxim@codesourcery.com>
6057 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6059 2009-10-02 Nick Clifton <nickc@redhat.com>
6061 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6062 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6064 2009-10-01 Jan Hubicka <jh@suse.cz>
6066 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6067 (cgraph_create_virtual_clone): Just pass redirect_callers
6069 * cgraph.h (cgraph_clone_node): Update prototype.
6070 * ipa-pure-const.c (self_recursive_p): New function.
6071 (propagate): Use it.
6072 * ipa-inline.c (cgraph_clone_inlined_nodes,
6073 cgraph_decide_recursive_inlining): Update.
6075 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6077 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6078 instructions for TARGET_OCTEON.
6080 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6082 * config/arm/arm.c (arm_override_options): Turn off
6083 flag_dwarf2_cfi_asm for AAPCS variants.
6085 2009-10-01 Martin Jambor <mjambor@suse.cz>
6088 * tree-sra.c (convert_callers): Do not call
6089 compute_inline_parameters on one caller more than once.
6091 2009-10-01 Nick Clifton <nickc@redhat.com>
6093 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6094 an empty string if not already defined.
6096 2009-10-01 Martin Jambor <mjambor@suse.cz>
6099 * tree-sra.c (is_va_list_type): New function.
6100 (find_var_candidates): Call is_va_list_type.
6101 (find_param_candidates): Check that the type or the type pointed
6102 to are not va_list types.
6104 2009-10-01 Martin Jambor <mjambor@suse.cz>
6107 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6108 DECL_ARTIFICIAL (param_decl) is true.
6110 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6112 * tree.h (tree_decl_common::lang_flag_8): New.
6113 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6115 * c-common.h (RID_CONSTEXPR): New.
6117 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6119 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6120 Use ref-all pointers.
6121 (alpha_gimplify_va_arg): Ditto.
6123 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6126 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6127 before insn counting loop now that BB_END (bb) is counted. Ensure
6128 the return value isn't zero.
6130 2009-09-30 Nick Clifton <nickc@redhat.com>
6132 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6133 with separate definitions of c_target_objs and cxx_target_objs.
6134 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6136 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6137 sh_symbian_import_export_class.
6138 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6139 * config/sh/symbian.c: Delete, moving code into...
6140 * config/sh/symbian-base.c: ... here
6141 * config/sh/symbian-c.c: ... and here
6142 * config/sh/symbian-cxx.c: ... and here.
6144 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6147 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6148 of plus RTX into register.
6150 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6152 * doc/install.texi: Linguistic and markup fixes.
6153 (Configuration) <--disable-cpp>: Remove description.
6154 <--enable-maintainer-mode>: Autotools files are affected, too.
6155 <--with-sysroot>: Improve description.
6156 (Building): Bump required GNU make version.
6158 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6160 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6161 (x86_64-*-*): Ditto.
6163 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6164 intrinisics for FMA4.
6165 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6166 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6167 Add FMA4 check and fma4intrin.h.
6168 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6170 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6171 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6172 constant for FMA4 support.
6173 (UNSPEC_FMA4_FMADDSUB): Ditto.
6174 (UNSPEC_FMA4_FMSUBADD): Ditto.
6175 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6176 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6177 (ix86_expand_fma4_multiple_memory): Ditto.
6178 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6179 (OPTION_MASK_ISA_FMA4_UNSET): New.
6180 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6181 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6182 (ix86_handle_option): Handle -mfma4.
6183 (isa_opts): Handle -mfma4.
6184 (enum pta_flags): Add PTA_FMA4.
6185 (override_options): Add FMA4 support.
6186 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6187 (IX86_BUILTIN_VFMADDSD): Ditto.
6188 (IX86_BUILTIN_VFMADDPS): Ditto.
6189 (IX86_BUILTIN_VFMADDPD): Ditto.
6190 (IX86_BUILTIN_VFMSUBSS): Ditto.
6191 (IX86_BUILTIN_VFMSUBSD): Ditto.
6192 (IX86_BUILTIN_VFMSUBPS): Ditto.
6193 (IX86_BUILTIN_VFMSUBPD): Ditto.
6194 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6195 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6196 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6197 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6198 (IX86_BUILTIN_VFNMADDSS): Ditto.
6199 (IX86_BUILTIN_VFNMADDSD): Ditto.
6200 (IX86_BUILTIN_VFNMADDPS): Ditto.
6201 (IX86_BUILTIN_VFNMADDPD): Ditto.
6202 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6203 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6204 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6205 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6206 (IX86_BUILTIN_VFMADDPS256): Ditto.
6207 (IX86_BUILTIN_VFMADDPD256): Ditto.
6208 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6209 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6210 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6211 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6212 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6213 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6214 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6215 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6216 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6217 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6218 (enum multi_arg_type): New enum for describing the various FMA4
6219 intrinsic argument types.
6220 (bdesc_multi_arg): New table for FMA4 intrinsics.
6221 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6222 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6224 (ix86_expand_builtin): Add FMA4 intrinsic support.
6225 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6226 operand instructions.
6227 (ix86_expand_fma4_multiple_memory): New function to split the
6228 second memory reference from FMA4 instructions.
6229 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6230 (ssemodesuffixf2s): Ditto.
6231 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6233 (fma4_fmsub<mode>4): Ditto.
6234 (fma4_fnmadd<mode>4): Ditto.
6235 (fma4_fnmsub<mode>4): Ditto.
6236 (fma4_vmfmadd<mode>4): Ditto.
6237 (fma4_vmfmsub<mode>4): Ditto.
6238 (fma4_vmfnmadd<mode>4): Ditto.
6239 (fma4_vmfnmsub<mode>4): Ditto.
6240 (fma4_fmadd<mode>4256): Ditto.
6241 (fma4_fmsub<mode>4256): Ditto.
6242 (fma4_fnmadd<mode>4256): Ditto.
6243 (fma4_fnmsub<mode>4256): Ditto.
6244 (fma4_fmaddsubv8sf4): Ditto.
6245 (fma4_fmaddsubv4sf4): Ditto.
6246 (fma4_fmaddsubv4df4): Ditto.
6247 (fma4_fmaddsubv2df4): Ditto.
6248 (fma4_fmsubaddv8sf4): Ditto.
6249 (fma4_fmsubaddv4sf4): Ditto.
6250 (fma4_fmsubaddv4df4): Ditto.
6251 (fma4_fmsubaddv2df4): Ditto.
6252 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6253 instructions for intrinsics.
6254 (fma4i_fmsub<mode>4): Ditto.
6255 (fma4i_fnmadd<mode>4): Ditto.
6256 (fma4i_fnmsub<mode>4): Ditto.
6257 (fma4i_vmfmadd<mode>4): Ditto.
6258 (fma4i_vmfmsub<mode>4): Ditto.
6259 (fma4i_vmfnmadd<mode>4): Ditto.
6260 (fma4i_vmfnmsub<mode>4): Ditto.
6261 (fma4i_fmadd<mode>4256): Ditto.
6262 (fma4i_fmsub<mode>4256): Ditto.
6263 (fma4i_fnmadd<mode>4256): Ditto.
6264 (fma4i_fnmsub<mode>4256): Ditto.
6265 (fma4i_fmaddsubv8sf4): Ditto.
6266 (fma4i_fmaddsubv4sf4): Ditto.
6267 (fma4i_fmaddsubv4df4): Ditto.
6268 (fma4i_fmaddsubv2df4): Ditto.
6269 (fma4i_fmsubaddv8sf4): Ditto.
6270 (fma4i_fmsubaddv4sf4): Ditto.
6271 (fma4i_fmsubaddv4df4): Ditto.
6272 (fma4i_fmsubaddv2df4): Ditto.
6274 * doc/invoke.texi (-mfma4): Add documentation.
6275 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
6277 2009-09-29 Richard Henderson <rth@redhat.com>
6279 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
6280 an edge to the new destination block.
6282 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6285 * pa.c (hppa_profile_hook): Use
6286 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
6288 2009-09-29 Steve Ellcey <sje@cup.hp.com>
6289 Alexander Monakov <amonakov@ispras.ru>
6292 * config/ia64/predicates.md (not_postinc_destination_operand): New.
6293 (not_postinc_memory_operand): New.
6294 (not_postinc_move_operand): New.
6295 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
6296 (*cmovsi_internal): Ditto.
6298 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
6300 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
6301 restrict issue_rate in first pass when scheduling for register
6304 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
6305 Rafael Avila de Espindola <espindola@google.com>
6307 * gengtype.c (plugin_output): New.
6308 (get_output_file_with_visibility): Return plugin_output for plugins.
6309 (main): Parse and use the -P option.
6310 * gty.texi: Update the command line format.
6312 2009-09-29 Jakub Jelinek <jakub@redhat.com>
6315 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
6317 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
6318 out if !const_ok_for_output.
6321 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
6322 case VAR_LOCATION>: Remove gcc_unreachable ().
6324 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6326 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
6327 (x86_64-*-*): Ditto.
6328 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
6329 back to smmintrin.h.
6330 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
6331 * config/i386/x86intrin.h: Remove SSE5.
6332 * config/i386/mmintrin-common.h: Delete file.
6333 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
6335 2009-09-29 Richard Guenther <rguenther@suse.de>
6337 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
6338 resulting from stack temporaries on STRICT_ALIGNMENT targets.
6340 2009-09-29 Nick Clifton <nickc@redhat.com>
6342 * function.c (current_function_name): If there is no current
6343 function just return "<none>".
6345 2009-09-28 Sriraman Tallam <tmsriram@google.com>
6347 * tree-pass.h (register_pass_info): New structure.
6348 (pass_positioning_ops): Move enum from gcc-plugin.h.
6349 (register_pass): New function.
6350 * gcc-plugin.h (plugin_pass): Delete structure.
6351 (pass_positioning_ops): Delete enum.
6352 * plugin.c (regsiter_pass): Delete function.
6353 (position_pass): Delete function.
6354 (added_pass_nodes): Delete variable.
6355 (prev_added_pass_nodes): Delete variable.
6356 (pass_list_node): Delete structure.
6357 * passes.c (make_pass_instance): New function.
6358 (next_pass_1): Change to call make_pass_instance.
6359 (pass_list_node): Move structure from gcc-plugin.h.
6360 (added_pass_nodes): Move variable from plugin.c.
6361 (prev_added_pass_nodes): Move variable from plugin.c.
6362 (position_pass): New function.
6363 (register_pass): New function.
6365 2009-09-28 Easwaran Raman <eraman@google.com>
6367 * ifcvt.c (noce_try_abs): Recognize pattern and call
6368 expand_one_cmpl_abs_nojump.
6369 * optabs.c (expand_one_cmpl_abs_nojump): New function.
6370 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
6372 2009-09-28 Ian Lance Taylor <iant@google.com>
6375 * c-opts.c (c_common_handle_option): Don't set
6376 warn_jump_misses_init for -Wall.
6377 * doc/invoke.texi (Warning Options): Update documentation.
6379 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6381 * Makefile.in ($(out_object_file)): Depend on
6382 gt-$(basename $(notdir $(out_file))).h.
6384 2009-09-28 Richard Henderson <rth@redhat.com>
6386 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
6387 * except.c (gen_eh_region): Set it.
6388 (duplicate_eh_regions_1): Copy it.
6389 * tree-eh.c (lower_resx): Use it to determine which function
6392 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
6393 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
6394 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
6395 * tree.c (build_common_builtin_nodes): Remove parameter. Build
6396 BUILT_IN_CXA_END_CLEANUP if necessary.
6398 * c-common.c (c_define_builtins): Update call to
6399 build_common_builtin_nodes.
6401 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6403 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
6405 2009-09-28 Michael Matz <matz@suse.de>
6407 * builtins.c (interclass_mathfn_icode): New helper.
6408 (expand_builtin_interclass_mathfn): Use it here, and split folding
6410 (fold_builtin_interclass_mathfn): ... this new folder.
6411 (build_call_nofold_loc): New static helper.
6412 (build_call_nofold): New wrapper macro for above.
6413 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
6414 (expand_builtin_pow): Ditto.
6415 (expand_builtin_memset_args): Ditto.
6416 (expand_builtin_printf): Ditto.
6417 (expand_builtin_fprintf): Ditto.
6418 (expand_builtin_sprintf): Ditto.
6419 (expand_builtin_memory_chk): Ditto.
6420 (expand_builtin_mempcpy_args): Ditto and don't call folders.
6421 (expand_builtin_stpcpy): Ditto.
6422 (expand_builtin_strcmp): Ditto.
6423 (expand_builtin_strncmp): Ditto.
6424 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
6425 (expand_builtin_strcpy_args): Don't call folders.
6426 (expand_builtin_memcmp): Ditto.
6427 (expand_builtin_strncpy): Ditto, and use target.
6428 (expand_builtin_memcpy): Ditto.
6429 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
6430 expand_builtin_strpbrk, expand_builtin_memmove,
6431 expand_builtin_memmove_args, expand_builtin_bcopy,
6432 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
6433 expand_builtin_strspn, expand_builtin_strcspn,
6434 expand_builtin_fputs): Remove these.
6435 (expand_builtin): Don't call the above, change calls to other
6436 expanders that changed prototype.
6437 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
6438 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
6439 fold_builtin_interclass_mathfn.
6440 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
6441 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
6443 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
6444 * passes.c (init_optimization_passes): Move pass_fold_builtins
6445 after last phiopt pass.
6446 * tree-inline.c (fold_marked_statements): When folding builtins
6447 iterate over all instruction potentially generated.
6448 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
6450 (fold_gimple_call): Use it to always fold calls (into potentially
6451 multiple instructions).
6452 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
6453 calls into zero at this time.
6454 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
6455 statements generated by builtin folding.
6457 2009-09-28 Nick Clifton <nickc@redhat.com>
6459 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
6461 2009-09-28 Duncan Sands <baldrick@free.fr>
6463 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
6464 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
6465 (register_callback): Dispatch it.
6466 (invoke_plugin_callbacks): Incorporate in sanity check.
6467 * ggc.h (ggc_register_cache_tab): Add declaration.
6468 * ggc-common.c (ggc_register_root_tab): Simplify.
6469 (const_ggc_cache_tab_t): New typedef.
6470 (extra_cache_vec): New vector of dynamically added cache tables.
6471 (ggc_register_cache_tab): New function.
6472 (ggc_scan_cache_tab): New function.
6473 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
6474 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
6476 2009-09-27 Richard Henderson <rth@redhat.com>
6478 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
6479 which we remove __builtin_stack_restore.
6481 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
6483 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
6484 to test for GRD_INVARIANT.
6485 (simple_rhs_p): Anything that's function_invariant_p is fine.
6487 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
6489 * gengtype.c (main): Use plunge_files instead of plugin_output.
6491 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
6492 Rafael Avila de Espindola <espindola@google.com>
6494 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
6495 Don't print pch related info if it is false.
6496 (main): Don't print pch info in plugin mode.
6498 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6500 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
6501 with dw_val_class_const_double.
6502 (struct dw_val_struct): Replace val_long_long with val_double and
6503 adjust for above change.
6504 (output_loc_operands): Likewise.
6505 (add_AT_long_long): Rename into...
6506 (add_AT_double): ...this.
6507 (print_die): Replace dw_val_class_long_long with
6508 dw_val_class_const_double and adjust.
6509 (attr_checksum): Likewise.
6510 (same_dw_val_p): Likewise.
6511 (size_of_die): Likewise.
6512 (value_format): Likewise.
6513 (output_die): Likewise.
6514 (loc_descriptor) <CONST_DOUBLE>: Likewise.
6515 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
6516 instead of add_AT_long_long.
6517 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
6518 value with the precision of its type.
6520 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
6523 * c-typeck.c (build_conditional_expr): Use the readonly and
6524 volatile flags of the operand types, not of the operands itself.
6526 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
6528 * collect2.c (main): Look for -brtl before adding libraries.
6530 2009-09-27 Jonathan Gray <jsg@openbsd.org>
6532 * config.gcc: Update OpenBSD targets.
6533 * config/openbsd-stdint.h: New file.
6534 * config/openbsd-libpthread.h: New file.
6535 * config/openbsd.h: Update and break out LIB_SPEC definition.
6536 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
6537 * config/i386/openbsdelf.h: Correct types.
6538 * config/m68k/openbsd.h: Likewise.
6539 * config/mips/openbsd.h: Likewise.
6540 * config/vax/openbsd.h: Likewise.
6542 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
6544 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
6545 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
6546 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
6547 of the length and zero.
6549 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6551 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
6552 (FLAGS_H): Add options.h $(REAL_H).
6553 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
6554 (TREE_VECTORIZER_H): New.
6555 (EBITMAP_H): Renamed from EBIMAP_H.
6556 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
6557 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
6558 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
6559 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
6560 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
6561 (graphite-clast-to-gimple.o, graphite-dependences.o)
6562 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
6563 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
6564 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
6565 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
6566 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
6567 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
6568 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
6569 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
6570 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
6571 updated and fixed as per above changes and per
6572 check_makefile_deps.sh output.
6575 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
6576 * configure: Regenerate.
6578 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6580 * doc/install.texi: Update minimum MPC version to 0.7.
6582 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
6584 * doc/install.texi (Binaries): Remove reference to the binary
6585 distribution CD-ROM from the FSF.
6587 2009-09-26 Michael Matz <matz@suse.de>
6591 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
6592 that are mentioned in the body.
6594 2009-09-26 Michael Matz <matz@suse.de>
6596 PR tree-optimization/41454
6597 * tree-ssa-dom (stmts_to_rescan): Remove variable.
6598 (tree_ssa_dominator_optimize): Don't allocate and free it.
6599 (dom_opt_leave_block): Don't iterate over it.
6600 (eliminate_redundant_computations): Don't return a value.
6601 (cprop_operand, cprop_into_stmt): Ditto.
6602 (optimize_stmt): Don't defer updating stmts.
6604 2009-09-25 Dodji Seketeli <dodji@redhat.com>
6606 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
6607 generic_parameter_die, template_parameter_pack_die,
6608 gen_formal_parameter_die, gen_subprogram_die): Adjust after
6609 renaming DW_TAG_formal_parameter_pack and
6610 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
6611 and DW_TAG_GNU_template_parameter_pack.
6613 2009-09-25 Anatoly Sokolov <aesok@post.ru>
6615 * config/v850/v850.h (FUNCTION_VALUE): Remove.
6616 * config/v850/v850.c (v850_function_value): New function.
6617 (TARGET_FUNCTION_VALUE): Define.
6619 2009-09-25 Jakub Jelinek <jakub@redhat.com>
6621 * tree-vect-stmts.c (vectorizable_call): Call
6622 mark_symbols_for_renaming after vect_finish_stmt_generation.
6624 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
6625 to loc_descriptor_from_tree.
6626 (add_location_or_const_value_attribute): Pass 0 instead of 2
6627 for decl_by_reference_p decls.
6629 2009-09-25 Richard Guenther <rguenther@suse.de>
6632 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
6635 2009-09-25 Ben Elliston <bje@au.ibm.com>
6637 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
6640 2009-09-25 Alan Modra <amodra@bigpond.net.au>
6642 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
6643 form of instruction.
6645 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6648 * fold-const.c (const_binop): Handle complex int division.
6649 * tree-complex.c (expand_complex_div_straight,
6650 expand_complex_div_wide): Update comments.
6652 2009-09-24 DJ Delorie <dj@redhat.com>
6655 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
6656 (reg_class): Likewise.
6657 (REG_CLASS_NAMES): Likewise.
6658 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
6659 (m32c_override_options): Disable -fivopts for M32C.
6661 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6663 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6664 Delete VSX load/store with update support.
6665 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
6666 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
6670 (VStype_load_update): Ditto.
6671 (VStype_store_update): Ditto.
6672 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6673 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
6675 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
6676 load/store with update builtins.
6678 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
6680 * libgcc2.c (L_trampoline): Prototype for getpagesize
6681 and mprotect in WINNT case.
6683 2009-09-24 Anatoly Sokolov <aesok@post.ru>
6685 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
6686 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
6687 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
6688 'outgoing' argument.
6689 (TARGET_FUNCTION_VALUE): Define.
6691 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6693 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
6695 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6698 * common.opt: Initialize dwarf_strict to -1.
6699 * toplev.c (process_options): Catch unset dwarf_strict
6700 and set to 0 for all targets not overriding.
6701 * config/darwin.c (darwin_override_options): Catch unset
6702 dwarf_strict and override to 1.
6704 2009-09-24 Jeff Law <law@redhat.com>
6706 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
6708 2009-09-24 Richard Guenther <rguenther@suse.de>
6710 PR tree-optimization/36143
6711 PR tree-optimization/38747
6712 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
6713 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
6715 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6718 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
6719 return false instead of gcc_unreachable (). For CONST return the
6720 value returned by recursive call instead of always returning true.
6721 (tree_add_const_value_attribute): Return the value returned by
6722 add_const_value_attribute instead of always returning true if rtl
6725 2009-09-23 Justin Seyster <jrseys@gmail.com>
6727 * Makefile.in (PLUGIN_HEADERS): Include real.h.
6729 2009-09-24 Jakub Jelinek <jakub@redhat.com>
6731 * cgraphunit.c (cgraph_lower_function): Revert last change.
6732 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
6733 instead of DECL_NO_STATIC_CHAIN.
6734 * tree-cfg.c (verify_gimple_call): Likewise.
6735 * tree-nested.c (get_chain_decl, get_chain_field,
6736 convert_tramp_reference_op, convert_gimple_call): Likewise.
6737 (convert_all_function_calls): Likewise. Always set or clear
6738 DECL_STATIC_CHAIN initially, for !n->outer clear it.
6739 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
6740 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
6742 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
6743 DECL_NO_STATIC_CHAIN.
6744 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
6745 instead of DECL_NO_STATIC_CHAIN.
6746 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
6747 decl_function_context.
6748 * varasm.c (initializer_constant_valid_p): Likewise.
6749 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
6750 (DECL_STATIC_CHAIN): ... this.
6751 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
6752 instead of DECL_NO_STATIC_CHAIN.
6754 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
6755 Rafael Avila de Espindola <espindola@google.com>
6757 * gengtype.c (nb_plugin_files): Make it unsigned to match
6758 num_gt_files. Adjust other variables to avoid warnings.
6759 (main): Allocate an all zero lang_bitmap before each plugin file name
6760 to match regular file names.
6762 2009-09-23 Richard Henderson <rth@redhat.com>
6764 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
6765 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
6766 static chain passed in memory.
6767 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
6768 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
6769 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
6770 STATIC_CHAIN_REGNUM defined.
6772 * config/picochip/picochip-protos.h: s/class/klass/.
6773 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
6774 (picochip_static_chain): New.
6775 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
6776 (STATIC_CHAIN_INCOMING): Remove.
6778 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
6779 (xtensa_static_chain): New.
6780 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
6781 (STATIC_CHAIN_INCOMING): Remove.
6783 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6785 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
6786 * config/pa/pa-protos.h (function_value): Remove.
6787 * config/pa/pa.c (pa_function_value): Rename from function_value.
6788 Make static, add 'outgoing' argument.
6789 (TARGET_FUNCTION_VALUE): Define.
6791 2009-09-23 Anatoly Sokolov <aesok@post.ru>
6793 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
6794 instead of cfun->machine->is_leaf.
6795 * config/avr/avr.h (machine_function): Remove is_leaf field.
6797 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6800 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
6801 DW_OP_piece after DW_OP_stack_value, adjust size calculations
6802 for it, when DW_OP_stack_value and DW_OP_implicit_value has
6803 the same size, prefer DW_OP_stack_value.
6804 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
6805 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
6807 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6810 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
6812 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
6815 * cfgexpand.c (convert_debug_memory_address): New.
6816 (expand_debug_expr): Convert base address and offset to the same
6817 mode. Use it to convert addresses to other modes. Accept
6820 2009-09-23 Dodji Seketeli <dodji@redhat.com>
6823 * function.h (types_used_by_vars_hash): Declare new hash table.
6824 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
6825 equality and hash function for the hash table.
6826 (types_used_by_cur_var_decl): Declare a new global chained list.
6827 (types_used_by_var_decl_insert): Declare new function.
6828 * function.c (types_used_by_vars_hash): Define the hashtable ...
6829 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
6830 its equality and hash functions.
6831 (hash_types_used_by_vars_entry): New hash helper.
6832 (types_used_by_cur_var_decl): Define the global chained list.
6833 (used_types_insert): Update the list of types used by the global
6834 variable being parsed.
6835 (types_used_by_var_decl_insert): Define new function.
6836 * c-common.h (record_types_used_by_current_var_decl): Declare ...
6837 * c-common.c (record_types_used_by_current_var_decl): ... new
6839 * c-decl.c (finish_decl): Record the types used by the global
6840 variable declaration we've just parsed.
6841 * dwarf2out.c (premark_used_types): Insert a new line between
6842 comment and function.
6843 (premark_used_types_helper): Fix comment.
6844 (premark_types_used_by_global_vars_helper,
6845 premark_types_used_by_global_vars): New functions.
6846 (prune_unused_types): Do not prune types used by global variables.
6848 2009-09-23 Richard Guenther <rguenther@suse.de>
6850 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
6851 produced for bigendian targets with promoted subregs.
6853 2009-09-23 Richard Guenther <rguenther@suse.de>
6855 * value-prof.c (gimple_ic): Purge old EH edges only after building
6858 2009-09-23 Nick Clifton <nickc@redhat.com>
6860 * config/arc/arc.c (arc_trampoline_init): Fix typo.
6862 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6865 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
6868 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
6869 on non-nested functions.
6871 2009-09-23 Jakub Jelinek <jakub@redhat.com>
6872 Jan Hubicka <jh@suse.cz>
6874 * dwarf2out.c (loc_list_plus_const): Only define if
6875 DWARF2_DEBUGGING_INFO.
6876 (address_of_int_loc_descriptor): Likewise.
6879 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
6881 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
6884 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
6885 constant is more than zero.
6887 2009-09-23 Alan Modra <amodra@bigpond.net.au>
6890 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
6891 call final to emit non-scheduled prologue, instead insert at entry.
6893 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6894 Joseph S. Myers <joseph@codesourcery.com>
6896 * doc/install.texi (*-*-freebsd*): Add proper format codes.
6898 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6899 Rafael Avila de Espindola <espindola@google.com>
6901 * gengtype.c (is_file_equal): New function.
6902 (close_output_files): Use is_file_equal. Free of->buf.
6904 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
6905 Rafael Avila de Espindola <espindola@google.com>
6907 * gengtype.c (write_types, write_local): Add the output_header
6908 argument. Update all callers.
6910 2009-09-22 Dodji Seketeli <dodji@redhat.com>
6912 * dwarf2out.c (template_parameter_pack_die,
6913 gen_formal_parameter_pack_die ): New functions.
6914 (make_ith_pack_parameter_name): Remove this function.
6915 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
6916 DW_TAG_formal_parameter_pack.
6917 (gen_generic_params_dies): Represent each template parameter pack
6918 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
6919 represented by usual DW_TAG_template_*_parameter DIEs that are
6920 children of the DW_TAG_template_parameter_pack element DIE.
6921 (generic_parameter_die): This doesn't deal with parameter pack
6922 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
6923 of parameter pack DIEs.
6924 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
6925 in certain cases, e.g. for pack elements.
6926 (gen_formal_types_die, gen_decl_die): Adjust usage of
6927 gen_formal_parameter_die.
6928 (gen_subprogram_die): Represent each function parameter pack by a
6929 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
6930 represented by usual DW_TAG_formal_parameter DIEs that are children
6931 of the DW_TAG_formal_parameter_pack DIE. Remove references to
6932 ____builtin_va_alist decls as no part of the compiler uses those
6934 * langhooks.h (struct lang_hooks_for_decls): Add
6935 function_parm_expanded_from_pack_p, get_generic_function_decl
6936 and function_parameter_pack_p hooks. Fix comment for
6937 get_innermost_generic_parms hook.
6938 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
6939 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
6940 macros and use them to initialize lang_hook.
6942 2009-09-22 Richard Henderson <rth@redhat.com>
6944 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
6945 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
6946 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
6947 on TRAMPOLINE_TEMPLATE.
6948 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
6949 TRAMPOLINE_ADJUST_ADDRESS.
6950 * targhooks.c (default_asm_trampoline_template): Remove.
6951 (default_trampoline_adjust_address): Remove.
6952 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
6953 * targhooks.h: Update decls.
6955 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6957 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
6958 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
6959 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
6961 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
6964 * reload1.c (reload): Reset debug insns with pseudos without
6967 2009-09-22 Janis Johnson <janis187@us.ibm.com>
6969 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
6970 unconditional true for decimal float modes.
6971 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
6972 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
6974 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
6976 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
6977 Enable a new case for __FreeBSD__ >= 7.
6978 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6979 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
6980 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
6981 and USE_LD_AS_NEEDED.
6983 * doc/install.texi (*-*-freebsd*): Update target information.
6985 2009-09-22 Richard Guenther <rguenther@suse.de>
6988 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
6989 arrays really properly.
6991 2009-09-22 Richard Henderson <rth@redhat.com>
6994 * target.h (struct gcc_target): Add asm_out.trampoline_template,
6995 calls.static_chain, calls.trampoline_init,
6996 calls.trampoline_adjust_address.
6997 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
6998 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6999 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7000 * builtins.c (expand_builtin_setjmp_receiver): Use
7001 targetm.calls.static_chain; only clobber registers.
7002 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7003 set up memory attributes properly for the trampoline block.
7004 (expand_builtin_adjust_trampoline): Use
7005 targetm.calls.trampoline_adjust_address.
7006 * calls.c (prepare_call_address): Add fndecl argument. Use
7007 targetm.calls.static_chain.
7008 * df-scan.c (df_need_static_chain_reg): Remove.
7009 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7010 consolodate static chain handling.
7011 * doc/tm.texi: Document new hooks.
7012 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7013 (init_emit_regs): Don't initialize them.
7014 * expr.h (prepare_call_address): Update decl.
7015 * final.c (profile_function): Use targetm.calls.static_chain.
7016 * function.c (expand_function_start): Likewise.
7017 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7018 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7019 only clobber registers.
7020 * targhooks.c (default_static_chain): New.
7021 (default_asm_trampoline_template, default_trampoline_init): New.
7022 (default_trampoline_adjust_address): New.
7023 * targhooks.h: Declare them.
7024 * varasm.c (assemble_trampoline_template): Use
7025 targetm.asm_out.trampoline_template. Make the memory block const
7028 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7029 alpha_initialize_trampoline. Make static. Merge VMS parameter
7030 differences into the TARGET_ABI_OPEN_VMS code block.
7031 (TARGET_TRAMPOLINE_INIT): New.
7032 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7033 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7034 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7035 (INITIALIZE_TRAMPOLINE): Remove.
7037 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7038 (TRAMPOLINE_TEMPLATE): Merge with ...
7039 (INITIALIZE_TRAMPOLINE): ... this and move ...
7040 * config/arc/arc.c (arc_trampoline_init): ... here.
7041 (TARGET_TRAMPOLINE_INIT): New.
7043 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7044 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7045 (arm_asm_trampoline_template): New.
7046 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7047 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7048 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7049 code to arm_asm_trampoline_template.
7050 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7051 arm_trampoline_adjust_address.
7052 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7053 adjust for target hook parameters.
7055 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7058 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7059 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7060 (bfin_trampoline_init): Rename from initialize_trampoline;
7061 make static; update for target hook parameters.
7062 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7063 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7064 bfin_asm_trampoline_template.
7065 (INITIALIZE_TRAMPOLINE): Remove.
7067 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7068 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7069 cris_trampoline_init): New.
7070 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7071 cris_asm_trampoline_template.
7072 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7073 adjust for target hook parameters.
7075 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7077 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7078 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7079 fr30_trampoline_init): New.
7080 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7081 fr30_asm_trampoline_template.
7082 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7083 adjust for target hook parameters.
7085 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7086 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7087 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7088 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7089 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7091 * config/h8300/h8300.c (h8300_trampoline_init): New.
7092 (TARGET_TRAMPOLINE_INIT): New.
7093 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7094 to h8300_trampoline_init and adjust for hook parameters.
7096 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7097 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7098 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7099 make static; adjust for hook parameters.
7100 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7102 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7103 (TARGET_TRAMPOLINE_INIT): New.
7104 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7105 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7106 iq2000_asm_trampoline_template.
7107 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7108 (TRAMPOLINE_CODE_SIZE): New.
7109 (TRAMPOLINE_SIZE): Use it.
7110 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7112 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7113 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7114 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7115 adjust for hook parameters.
7116 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7118 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7119 (m32r_trampoline_init): New.
7120 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7121 m32r_trampoline_init.
7123 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7124 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7125 make static; update for hook parameters.
7126 * config/m68hc11/m68hc11-protos.h: Update.
7127 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7129 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7130 (TARGET_TRAMPOLINE_INIT): New.
7131 (mcore_function_value): Fix typo.
7132 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7133 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7134 to mcore_asm_trampoline_template.
7135 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7137 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7138 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7139 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7140 update for hook parameters.
7141 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7143 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7144 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7145 mips_trampoline_init): New.
7146 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7147 mips_asm_trampoline_template.
7148 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7149 update for hook parameters.
7151 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7152 (TARGET_TRAMPOLINE_INIT): New.
7153 (mmix_trampoline_size): Remove.
7154 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7155 make static. Remove out-of-date tetra vs octa comment.
7156 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7157 make static; update for hook parameters.
7158 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7159 (INITIALIZE_TRAMPOLINE): Remove.
7160 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7161 (TRAMPOLINE_ALIGNMENT): New.
7162 * gcc/config/mmix/mmix-protos.h: Update.
7164 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7165 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7166 mn10300_trampoline_init): New.
7167 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7168 mn10300_asm_trampoline_template.
7169 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7171 * config/moxie/moxie.c (moxie_static_chain,
7172 moxie_asm_trampoline_template, moxie_trampoline_init,
7173 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7174 TARGET_TRAMPOLINE_INIT): New.
7175 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7176 moxie_trampoline_init.
7177 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7178 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7180 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7181 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7182 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7183 pa_trampoline_adjust_address): New.
7184 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7185 pa_asm_trampoline_template.
7186 (TRAMPOLINE_ALIGNMENT): New.
7187 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7188 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7189 adjust for hook parameters.
7190 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7192 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7193 (TARGET_TRAMPOLINE_INIT): New.
7194 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7195 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7197 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7199 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7200 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7201 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7202 make static; adjust parameters for the hook.
7203 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7205 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7206 s390_trampoline_template; make static.
7207 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7208 make static; adjust for target hook.
7209 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7210 * config/s390/s390-protos.h: Remove trampoline decls.
7211 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7212 (TRAMPOLINE_TEMPLATE): Remove.
7213 (TRAMPOLINE_ALIGNMENT): New.
7215 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7216 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7217 (TARGET_TRAMPOLINE_INIT): New.
7218 (score_asm_trampoline_template): New.
7219 (score_trampoline_init): Rename from score_initialize_trampoline;
7220 make static; adjust for hook parameters.
7221 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7222 score[37]_asm_trampoline_template.
7223 (INITIALIZE_TRAMPOLINE): Remove.
7224 * config/score/score3.c (score3_asm_trampoline_template): New.
7225 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7226 adjust for target hook.
7227 * config/score/score7.c (score7_asm_trampoline_template): New.
7228 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7229 adjust for target hook.
7230 * config/score/score3.h, config/score/score7.h: Update.
7232 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7233 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7234 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7235 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7236 make static; adjust for target hook parameters.
7237 (sh_trampoline_adjust_address): New.
7238 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7239 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7241 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7242 (sparc32_initialize_trampoline): Rename from
7243 sparc_initialize_trampoline; make static; replace tramp parameter
7244 with m_tramp and update memory accesses.
7245 (sparc64_initialize_trampoline): Similarly.
7246 (sparc_trampoline_init): New.
7247 * config/sparc/sparc-protos.h: Remove trampoline decls.
7248 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7249 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7251 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7252 (array_to_constant): Make ARR parameter const.
7253 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7254 make static; update for hook parameters.
7255 * config/spu/spu-protos.h: Update decls.
7256 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
7258 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
7259 from xstormy16_initialize_trampoline; make static; update for
7261 (TARGET_TRAMPOLINE_INIT): New.
7262 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
7264 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7265 (TARGET_TRAMPOLINE_INIT): New.
7266 (v850_can_eliminate): Make static.
7267 (v850_asm_trampoline_template, v850_trampoline_init): New.
7268 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
7269 v850_asm_trampoline_template.
7270 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
7271 and adjust for target hook parameters.
7273 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7274 (TARGET_TRAMPOLINE_INIT): New.
7275 (vax_asm_trampoline_template, vax_trampoline_init): New.
7276 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
7277 vax_asm_trampoline_template.
7278 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
7280 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7281 (TARGET_TRAMPOLINE_INIT): New.
7282 (xtensa_asm_trampoline_template): Rename from
7283 xtensa_trampoline_template; make static.
7284 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
7285 make static; update for hook parameters.
7286 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
7287 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
7288 (INITIALIZE_TRAMPOLINE): Remove.
7290 * config/i386/i386.c (ix86_function_regparm): Do not issue an
7291 error for nested functions with regparm=3.
7292 (ix86_compute_frame_layout): Adjust frame pointer offset for
7293 ix86_static_chain_on_stack.
7294 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
7295 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
7296 don't reset to UNITS_PER_WORD.
7297 (ix86_emit_leave): Adjust ix86_cfa_state.
7298 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
7299 (ix86_static_chain): New.
7300 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
7301 make static; update for target hook parameters; use ix86_static_chain.
7302 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7303 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
7304 (INITIALIZE_TRAMPOLINE): Remove.
7305 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
7306 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
7307 to the end. Add static_chain_on_stack.
7308 (ix86_static_chain_on_stack): New.
7310 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
7311 (m68k_output_mi_thunk): Don't use static_chain_rtx.
7312 (m68k_trampoline_init): New.
7313 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
7314 m68k_trampoline_init and adjust for hook parameters.
7315 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
7316 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
7318 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7320 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
7321 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
7323 * reload1.c (reload): Call wrap_constant when substituting
7324 reg for equiv inside of DEBUG_INSNs.
7327 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
7328 add_call_src_coords_attributes, add_high_low_attributes,
7329 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
7330 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
7331 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
7332 when -gdwarf-2 -gstrict-dwarf.
7333 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
7334 -gdwarf-[23] -gstrict-dwarf.
7335 (address_of_int_loc_descriptor, loc_descriptor,
7336 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
7337 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
7338 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
7340 2009-09-22 Richard Guenther <rguenther@suse.de>
7342 PR tree-optimization/41428
7343 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
7344 (ccp_finalize): Pass it to substitute_and_fold.
7346 2009-09-22 Richard Guenther <rguenther@suse.de>
7348 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
7349 (substitute_and_fold): Adjust prototype.
7350 * tree-vrp.c (vrp_evaluate_conditional): Make static.
7351 (simplify_stmt_using_ranges): Likewise.
7352 (fold_predicate_in): Move here from tree-ssa-propagate.c.
7353 (vrp_fold_stmt): New function.
7354 (vrp_finalize): Pass it to substitute_and_fold.
7355 * tree-flow.h (vrp_evaluate_conditional): Remove.
7356 (simplify_stmt_using_ranges): Likewise.
7357 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
7358 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7359 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
7361 (fold_predicate_in): Move to tree-vrp.c.
7362 (substitute_and_fold): Use the callback instead of calling into
7363 tree-vrp.c functions directly.
7365 2009-09-22 Jakub Jelinek <jakub@redhat.com>
7367 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
7368 comparison warning on rs6000.
7371 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
7372 GIMPLE_EH_MUST_NOT_THROW cleanup.
7373 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
7375 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
7378 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
7379 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
7380 LIB_SPEC for darwin10 and later since it always uses the unwinder in
7381 libSystem which is derived from the gcc 4.2.1 unwinder.
7383 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7386 * varasm.c (default_encode_section_info): Copy TLS model into
7387 sym_ref flags regardless of backend support for TLS, for all
7388 model types except TLS_MODEL_EMULATED.
7390 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7393 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
7394 we can handle it correctly.
7396 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7398 * doc/install.texi (os2): Remove section.
7400 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
7402 * doc/standards.texi (Objective-C): Adjust two URLs.
7404 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
7406 * tree-tailcall.c (process_assignment): Don't check if a
7407 multiplication or an addition are already present.
7408 (find_tail_calls): Combine multiple additions and multiplications.
7409 (adjust_accumulator_values): Emit accumulators.
7411 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
7413 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
7414 xmm register restore.
7416 2009-09-21 Jan Hubicka <jh@suse.cz>
7418 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
7419 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
7422 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
7424 * stor-layout.c (layout_type): Remove obsolete code.
7426 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
7429 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
7431 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7434 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
7435 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
7436 (fold_builtin_2, do_mpc_arg1): Update accordingly.
7437 * fold-const.c (const_binop): Likewise.
7438 * real.h (do_mpc_arg2): Update prototype.
7440 2009-09-20 Jan Hubicka <jh@suse.cz>
7442 * dwarf2out.c (add_const_value_attribute): Return true if successful.
7443 (add_location_or_const_value_attribute): Rewrite using
7445 (tree_add_const_value_attribute): Return true if successful.
7446 (tree_add_const_value_attribute_for_decl): Likewise.
7448 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
7449 (loc_descriptor): ... here;
7450 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7451 (cst_pool_loc_descr): Break out from ...; do not reffer constant
7452 pool items that was not marked for output.
7453 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
7454 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7455 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
7456 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
7457 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
7458 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
7459 DW_OP_stack_value to get address of items that are not available
7461 (dw_loc_list): Handle single element lists correctly.
7463 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
7464 Pascal Obry <obry@adacore.com>
7466 * unwind-dw2-fde.c (classify_object_over_fdes):
7467 Cast the constant 1 to _Unwind_Ptr.
7468 (add_fdes): Likewise.
7469 (linear_search_fdes): Likewise.
7471 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
7473 * stor-layout.c (set_sizetype): Avoid useless type copy.
7475 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7477 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
7479 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
7480 * configure, config.in: Regenerate.
7481 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
7483 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
7484 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
7485 for global data if the output could be used in a shared library.
7486 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7487 to 0 if TARGET_WRITABLE_EH_FRAME.
7489 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
7491 PR rtl-optimization/39886
7492 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
7493 just when insn is equal to BB_END (bb).
7495 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
7497 * config/mips/mips.opt (mrelax-pic-calls): New option.
7498 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
7500 (mips_unspec_call): Change "unspec_call" expander into this.
7501 (mips_strip_unspec_call): New function.
7502 (mips_got_load): Call mips_unspec_call instead of
7503 gen_unspec_call<mode>.
7504 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
7506 (mips_cfg_in_reorg): New function.
7507 (mips16_lay_out_constants): Use it to decide whether to call
7508 CFG-aware insn splitting.
7509 (r10k_insert_cache_barriers): Move CFG set-up code from here to
7510 mips_reorg. Move DF set-up code from here ...
7511 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
7513 (mips_reorg): Call mips_df_reorg instead of
7514 r10k_insert_cache_barriers. Move CFG set-up code here from
7515 r10k_insert_cache_barriers.
7516 (mips_call_expr_from_insn): New function.
7517 (mips_pic_call_symbol_from_set): Likewise.
7518 (mips_find_pic_call_symbol): Likewise.
7519 (mips_annotate_pic_call_expr): Likewise.
7520 (mips_get_pic_call_symbol): Likewise.
7521 (mips_annotate_pic_calls): Likewise.
7522 (mips_override_options): Disable -mrelax-pic-calls unless PIC
7524 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
7525 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
7526 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
7528 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
7529 (unspec_call<mode>): Remove it.
7530 (sibcall_internal, sibcall_value_internal,
7531 sibcall_value_multiple_internal, call_internal, call_split,
7532 call_value_internal, call_value_split,
7533 call_value_multiple_internal, call_value_multiple_split): Pass
7534 SIZE_OPNO to MIPS_CALL.
7535 (call_internal_direct, call_direct_split,
7536 call_value_internal_direct, call_value_direct_split): Pass -1 as
7537 SIZE_OPNO to MIPS_CALL.
7538 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
7539 * configure: Regenerate.
7540 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
7541 and -mno-relax-pic-calls.
7542 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
7544 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7547 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
7548 in the directory this rule is called from, rather than the
7549 toplevel 'gcc' directory, to fix in-tree build.
7551 2009-09-19 Chris Demetriou <cgd@google.com>
7553 PR preprocessor/28435:
7554 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
7555 to cpplib that the preprocessor output is needed.
7557 2009-09-19 Jakub Jelinek <jakub@redhat.com>
7559 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
7560 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
7561 *return_and_restore_fpregs_<mode>,
7562 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
7565 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
7566 instead of assuming it has always a REG inside of it.
7568 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
7570 * config/freebsd.h: Update comment on types.
7571 (WINT_TYPE): Define.
7573 2009-09-18 Jason Merrill <jason@redhat.com>
7575 * c.opt: Add -fno-deduce-init-list.
7577 2009-09-18 Neil Vachharajani <nvachhar@google.com>
7579 * value-prof.c (interesting_stringop_to_profile_p): Added output
7580 argument to indicate which parameter is the size parameter.
7581 * value-prof.c (gimple_stringop_fixed_value): Use
7582 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
7583 * value-prof.c (gimple_stringops_transform): Update call sites to
7584 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
7586 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
7589 From David Binderman <dcb314@hotmail.com>:
7590 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
7591 local variable f. Remove stale comments.
7592 (ix86_compute_frame_layout): Remove useless local variable total_size.
7593 Remove #if 0'd code.
7594 (legitimate_address_p): Remove useless local variables
7595 reason_rtx and reason.
7596 (ix86_split_copysign_const): Remove useless local variable op1.
7597 (scale_counter): Remove useless local variable piece_size_mask.
7599 2009-09-18 Jakub Jelinek <jakub@redhat.com>
7601 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
7604 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
7607 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
7609 2009-09-17 Jakub Jelinek <jakub@redhat.com>
7611 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
7614 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
7616 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
7617 DW_OP_implicit_value even without dwarf_version 4.
7619 2009-09-17 Jan Hubicka <jh@suse.cz>
7621 * dwarf2out.c: Include tree-pass.h and gimple.h.
7622 (loc_list_plus_const): New function.
7623 (loc_descriptor_from_tree_1): Rename to ...
7624 (loc_descriptor_from_tree): ... remove original.
7625 (loc_list_from_tree): New function.
7626 (add_AT_location_description): Accept location list.
7627 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
7628 (concatn_mem_loc_descriptor): Remove.
7629 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
7631 (secname_for_decl): Move up.
7632 (hidden_reference_p): New function; break out from ...
7633 (loc_by_refernece): ... here; move up.
7634 (dw_loc_list): New function.
7635 (single_element_loc_list): New function.
7636 (single_element_loc_list_p): New function.
7637 (add_loc_descr_to_each): New function.
7638 (add_loc_list): New function.
7639 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
7640 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
7641 add diagnostics why expansion failed.
7642 (add_location_or_const_value_attribute): Support location lists.
7643 (add_bound_info): Likewise.
7644 (descr_info_loc): Update call of loc_descriptor_from_tree.
7645 (gen_variable_die): Work on location lists.
7646 * final.c (pass_final): Add dump file.
7647 * Makefile.in (dwarf2out.o): Add new dependencies.
7649 2009-09-17 Janis Johnson <janis187@us.ibm.com>
7652 * real.c decimal_from_integer, decimal_integer_string): New.
7653 (real_from_integer): Use them as special case for decimal float.
7654 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
7655 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
7656 Do not append zero after the decimal point in string to convert.
7658 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
7660 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
7661 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
7663 2009-09-17 Martin Jambor <mjambor@suse.cz>
7665 * common.opt (fipa-sra): New switch.
7666 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
7667 * timevar.def (TV_IPA_SRA): New timevar.
7668 * params.def (ipa-sra-ptr-growth-factor): New parameter.
7669 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
7670 * tree-sra.c: Include cgraph.c.
7671 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
7672 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
7673 and grp_not_necessarilly_dereferenced.
7674 (func_param_count): New variable.
7675 (encountered_apply_args): New variable.
7676 (bb_dereferences): New variable.
7677 (final_bbs): New variable.
7678 (no_accesses_representant): New variable.
7679 (no_accesses_p): New function.
7680 (dump_access): Dump the new fields.
7681 (sra_initialize): Set encountered_apply_args to false.
7682 (get_ssa_base_param): New function.
7683 (mark_parm_dereference): New function.
7684 (create_access): Caring for INIDRECT_REFs and different handling of
7685 varialble length accesses in early IPA SRA. Store the stmt - a new
7686 parameter - to the new access.
7687 (build_access_from_expr_1): New parameter stmt, passed to
7688 create_access. Handle INDIRECT_REFs.
7689 (build_access_from_expr): Pass the current statement to
7690 build_access_from_expr_1.
7691 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
7693 (build_accesses_from_assign): Pass the current statement to
7694 build_access_from_expr_1. Do not create assign links in IPA-SRA.
7695 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
7696 final_bbs when necessary. Check for calls to __builtin_apply_args.
7697 Fixup EH info if anythng was changed.
7698 (is_unused_scalar_param): New function.
7699 (ptr_parm_has_direct_uses): New function.
7700 (find_param_candidates): New function.
7701 (mark_maybe_modified): New function.
7702 (analyze_modified_params): New function.
7703 (propagate_dereference_distances): New function.
7704 (dump_dereferences_table): New function.
7705 (analyze_caller_dereference_legality): New function.
7706 (unmodified_by_ref_scalar_representative): New function.
7707 (splice_param_accesses): New function.
7708 (decide_one_param_reduction): New function.
7709 (enum ipa_splicing_result): New type.
7710 (splice_all_param_accesses): New function.
7711 (get_param_index): New function.
7712 (turn_representatives_into_adjustments): New function.
7713 (analyze_all_param_acesses): New function.
7714 (get_replaced_param_substitute): New function.
7715 (get_adjustment_for_base): New function.
7716 (replace_removed_params_ssa_names): New function.
7717 (sra_ipa_reset_debug_stmts): New function.
7718 (sra_ipa_modify_expr): New function.
7719 (sra_ipa_modify_assign): New function.
7720 (convert_callers): New function.
7721 (modify_function): New function.
7722 (ipa_sra_preliminary_function_checks): New function.
7723 (ipa_early_sra): New function.
7724 (ipa_early_sra_gate): New function.
7725 (pass_early_ipa_sra): New variable.
7726 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
7728 2009-09-17 Michael Matz <matz@suse.de>
7731 * tree.c (build_type_attribute_qual_variant): Export.
7732 * tree.h (build_type_attribute_qual_variant): Declare.
7733 * tree-inline.c (remap_type_1): Use it to build variants with
7734 the original qualifiers and attributes.
7736 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7738 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
7739 without a fallthrough edge.
7741 2009-09-16 DJ Delorie <dj@redhat.com>
7743 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
7744 chip and ignore the "fast_interrupt" attribute if so.
7746 2009-09-16 Richard Henderson <rth@redhat.com>
7749 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
7752 2009-09-16 Richard Henderson <rth@redhat.com>
7755 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
7756 is set only if DECL_NO_STATIC_CHAIN is unset.
7757 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
7758 (FOR_EACH_NEST_INFO): New.
7759 (walk_all_functions): Use it.
7760 (finalize_nesting_tree): Likewise.
7761 (unnest_nesting_tree): Likewise.
7762 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
7763 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
7764 (convert_gimple_call): Early out if gimple_call_chain already set.
7765 (convert_all_function_calls): Iterate until no new functions
7766 require a static chain.
7767 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
7768 when building a trampoline. Use dump_function_to_file instead
7770 (lower_nested_functions): Open dump_file. Validate that decls
7771 that have DECL_NO_STATIC_CHAIN from the front end don't have that
7772 bit reset by this pass.
7774 2009-09-16 Michael Matz <matz@suse.de>
7777 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
7778 shorten decl_common_unused.
7779 (DECL_RESTRICTED_P): New accessor.
7780 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
7781 to disambiguate marked decls and restrict pointers.
7783 2009-09-16 Richard Henderson <rth@redhat.com>
7786 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
7788 2009-09-16 Jakub Jelinek <jakub@redhat.com>
7790 * integrate.c (set_block_abstract_flags): Call
7791 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
7793 2009-09-16 Richard Guenther <rguenther@suse.de>
7796 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
7799 2009-09-16 DJ Delorie <dj@redhat.com>
7800 Kaz Kojima <kkojima@gcc.gnu.org>
7802 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
7803 (sh_expand_prologue): Update calls to output_stack_adjust.
7804 (sh_expand_epilogue): Likewise.
7806 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
7809 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
7810 trying to limit the extent of searches in the insn stream.
7812 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
7813 Jakub Jelinek <jakub@redhat.com>
7817 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
7819 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
7820 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
7821 (rs6000_savres_strategy): Always save FP registers inline if the
7822 target doesn't support hardware double-precision. Set the above
7823 bits in return value when needed.
7824 (rs6000_savres_routine_sym): Fix computation for cache selector.
7825 Mark the generated symbol as a function. Rename exitp argument to
7826 lr. Move code for determining the name of the symbol...
7827 (rs6000_savres_routine_name): ...here. New function. Add cases for
7828 getting the names right on AIX and 64-bit Linux.
7829 (savres_routine_name): New variable.
7830 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
7831 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
7832 on what the target routine uses as a base register. If savep && lr
7833 describe saving of r0 into memory slot.
7834 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
7835 line calls for AIX ABI.
7836 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
7837 determine FP save/restore functions.
7838 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
7839 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
7841 (rs6000_emit_epilogue): Adjust computation of restore_lr.
7842 Duplicate restoration of LR and execute the appropriate one
7843 depending on whether GPRs are being restored inline. Set r11 from
7844 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
7845 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
7846 Fix out of line calls for AIX ABI.
7847 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
7849 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
7851 (*restore_gpregs_spe): Likewise.
7852 (*return_and_restore_gpregs_spe): Likewise.
7853 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7854 Define to empty string unconditionally.
7855 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
7856 Define to empty string unconditionally.
7857 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
7860 2009-09-15 Jan Hubicka <jh@suse.cz>
7862 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
7863 * params.def (inline-insns-auto): Likewise.
7865 2009-09-15 Martin Jambor <mjambor@suse.cz>
7867 * ipa-inline.c (estimate_function_body_sizes): Dump info about
7868 individual statements only at TDF_DETAILS dump level. Format
7869 source for 80 characters per line.
7871 2009-09-15 Christian Bruel <christian.bruel@st.com>
7873 * regrename.c (do_replace): Update REG_DEAD notes.
7875 2009-09-15 Revital Eres <eres@il.ibm.com>
7877 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
7878 * targhooks.c (default_builtin_support_vector_misalignment):
7879 New builtin function.
7880 * targhooks.h (default_builtin_support_vector_misalignment):
7882 * target.h (builtin_support_vector_misalignment):
7883 New field in struct gcc_target.
7884 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
7885 new builtin function.
7886 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
7888 * config/rs6000/rs6000.c
7889 (rs6000_builtin_support_vector_misalignment): New function.
7890 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
7892 2009-09-15 Jie Zhang <jie.zhang@analog.com>
7894 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
7896 (bfin_optimize_loop): Likewise.
7897 (bfin_gen_bundles): Likewise.
7898 (workaround_speculation): Likewise.
7899 (find_load): Return NULL_RTX for debug_insn.
7901 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
7903 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
7906 2009-09-14 DJ Delorie <dj@redhat.com>
7908 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
7909 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
7912 2009-09-14 Richard Henderson <rth@redhat.com>
7913 Jakub Jelinek <jakub@redhat.com>
7915 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
7916 * cfgbuild.c (make_edges): Handle asm goto.
7917 * cfglayout.c (fixup_reorder_chain): Likewise.
7918 * cfgrtl.c (patch_jump_insn): Likewise.
7919 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
7920 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
7921 (gimple_build_asm_vec): Add and use labels parameter.
7922 (gimple_build_asm): Remove.
7923 (walk_gimple_asm): Walk labels too.
7924 * gimple.def (GIMPLE_ASM): Update docs.
7925 * gimple.h: Update decls.
7926 (struct gimple_statement_asm): Change nc to use unsigned char;
7928 (gimple_asm_nlabels): New.
7929 (gimple_asm_label_op, gimple_asm_set_label_op): New.
7930 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
7931 into gimple_build_asm_vec.
7932 * jump.c (mark_jump_label_asm): New.
7933 (mark_jump_label): Use it.
7934 (redirect_jump_1): Handle asm goto.
7935 (invert_jump_1): Soft fail if X is null.
7936 * recog.c (extract_asm_operands): New.
7937 (asm_noperands): Use it; handle asm labels.
7938 (decode_asm_operands): Use extract_asm_operands.
7939 (asm_operand_ok): Properly handle empty string.
7940 * reg-stack.c (get_asm_operands_in_out): Rename from
7941 get_asm_operand_n_inputs; use extract_asm_operands; return both
7942 inputs and outputs by reference; update all callers.
7943 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
7944 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
7945 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
7946 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
7947 (extract_asm_operands): Declare.
7948 * stmt.c (expand_asm_operands): Add and use labels parameter.
7949 (check_unique_operand_names): Likewise.
7950 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
7951 (expand_asm_stmt): Handle asm labels.
7952 * tree-cfg.c (make_gimple_asm_edges): New.
7953 (make_edges): Use it.
7954 (cleanup_dead_labels): Handle asm labels.
7955 (is_ctrl_altering_stmt): Likewise.
7956 (gimple_redirect_edge_and_branch): Likewise.
7957 * tree.def (ASM_EXPR): Add 5th operand.
7958 * tree.h (ASM_LABELS): New.
7959 (resolve_asm_operand_names): Update decl.
7961 * c-parser.c (c_parser_asm_statement): Parse asm goto.
7962 (c_parser_asm_goto_operands): New.
7963 * c-tree.h (build_asm_expr): Update decl.
7964 * c-typeck.c (build_asm_expr): Add and use labels parameter.
7965 * doc/extend.texi: Document asm goto.
7967 2009-09-14 Richard Henderson <rth@redhat.com>
7969 * except.h: Update declarations.
7970 (struct pointer_map_t): Forward declare.
7971 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
7972 (struct eh_landing_pad_d, eh_landing_pad): New.
7973 (struct eh_catch_d, eh_catch): New.
7974 (struct eh_region_d): Remove next_region_sharing_label, aka,
7975 label, tree_label, landing_pad, post_landing_pad, resume,
7976 may_contain_throw. Rename region_number to index. Remove
7977 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
7978 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
7979 (VEC(eh_landing_pad,gc)): New.
7980 (struct eh_status): Remove last_region_number. Add lp_array,
7981 throw_stmt_table, ttype_data, ehspec_data.
7982 (ehr_next, FOR_ALL_EH_REGION_AT): New.
7983 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
7984 * except.c (lang_protect_cleanup_actions): Return tree.
7985 (struct ehl_map_entry): Remove.
7986 (init_eh_for_function): Push zero entries for region and lp_array.
7987 (gen_eh_region): Add to region_array immediately.
7988 (gen_eh_region_catch): Operate on eh_catch objects.
7989 (gen_eh_landing_pad): New.
7990 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
7991 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
7992 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
7993 (get_eh_landing_pad_from_number_fn): New.
7994 (get_eh_landing_pad_from_number): New.
7995 (get_eh_region_from_lp_number_fn): New.
7996 (get_eh_region_from_lp_number): New.
7997 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
7998 (get_exception_pointer, get_exception_filter): Remove.
7999 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8000 (current_function_has_exception_handlers): Simplify.
8001 (bring_to_root, eh_region_replaceable_by_p): Remove.
8002 (replace_region, hash_type_list, hash_eh_region): Remove.
8003 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8004 (label_to_region_map, num_eh_regions): Remove.
8005 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8006 (find_exception_handler_labels): Remove.
8007 (duplicate_eh_regions_0, find_prev_try): Remove.
8008 (struct duplicate_eh_regions_data): New.
8009 (duplicate_eh_regions_1): Rewrite.
8010 (duplicate_eh_regions): Return a pointer map instead of an
8012 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8013 (redirect_eh_edge_to_label): Remove.
8014 (eh_region_outermost): Rewrite using eh_region pointers
8015 instead of integers.
8016 (add_ttypes_entry): Update for ttype_data move to eh_status.
8017 (add_ehspec_entry): Rewrite with VEC instead of varray.
8018 (assign_filter_values): Likewise. Export.
8019 (build_post_landing_pads, connect_post_landing_pads): Remove.
8020 (dw2_build_landing_pads): Rewrite to use lp_array.
8021 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8022 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8023 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8024 (sjlj_mark_call_sites): Update for landing pad numbers.
8025 (finish_eh_generation): Rewrite.
8026 (gate_handle_eh): Do nothing for no eh tree.
8027 (pass_rtl_eh): Move up near finish_eh_generation.
8028 (remove_eh_landing_pad): New.
8029 (remove_eh_handler): Export.
8030 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8031 (for_each_eh_label): Rewrite to use lp_array.
8032 (make_reg_eh_region_note): New.
8033 (make_reg_eh_region_note_nothrow_nononlocal): New.
8034 (insn_could_throw_p): New.
8035 (copy_reg_eh_region_note_forward): New.
8036 (copy_reg_eh_region_note_backward): New.
8037 (check_handled, add_reachable_handler): Remove.
8038 (reachable_next_level, foreach_reachable_handler): Remove.
8039 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8040 (get_eh_region_and_lp_from_rtx): New.
8041 (get_eh_region_from_rtx): New.
8042 (can_throw_internal_1, can_throw_external_1): Remove.
8043 (can_throw_internal): Use get_eh_region_from_rtx.
8044 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8045 (insn_nothrow_p, can_nonlocal_goto): New.
8046 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8047 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8048 (add_action_record): Use VEC not varray.
8049 (collect_one_action_chain): Update for eh_region changes.
8050 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8051 Use get_eh_region_and_lp_from_rtx.
8052 (gate_convert_to_eh_region_ranges): New.
8053 (pass_convert_to_eh_region_ranges): Use it.
8054 (push_uleb128, push_sleb128): Use VEC not varray.
8055 (output_one_function_exception_table): Likewise.
8056 (dump_eh_tree): Update for eh_region changes.
8057 (verify_eh_tree): Likewise.
8058 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8059 * tree-eh.c: Include target.h.
8060 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8061 Don't disallow GIMPLE_RESX; adjust argument check.
8062 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8063 (record_stmt_eh_region): Update for landing pad numbers;
8064 generate a landing pad if necessary.
8065 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8066 (remove_stmt_from_eh_lp_fn): Similarly.
8067 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8068 Update for lp numbers; don't special case missing throw_stmt_table.
8069 (lookup_expr_eh_lp): Similarly.
8070 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8071 (eh_seq, eh_region_may_contain_throw): New.
8072 (struct leh_state): Add ehp_region.
8073 (struct leh_tf_state): Remove eh_label.
8074 (emit_post_landing_pad): New.
8075 (emit_resx, emit_eh_dispatch): New.
8076 (note_eh_region_may_contain_throw): New.
8077 (frob_into_branch_around): Take eh_region not eh label;
8078 emit eh code into eh_seq.
8079 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8080 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8081 lower_eh_must_not_throw. Emit code to eh_seq.
8082 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8083 (lower_try_finally_onedest): Likewise.
8084 (lower_try_finally_copy): Likewise.
8085 (lower_try_finally_switch): Likewise.
8086 (lower_try_finally): Initialize ehp_region.
8087 (lower_catch): Update for eh_catch objects.
8088 (lower_eh_filter): Don't handle must_not_throw.
8089 (lower_eh_must_not_throw): New.
8090 (lower_cleanup): Don't set eh_label.
8091 (lower_eh_constructs_2): Resolve eh builtins.
8092 Handle GIMPLE_EH_MUST_NOT_THROW.
8093 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8094 Add eh_seq to the end of the function body.
8095 (make_eh_dispatch_edges): New.
8096 (make_eh_edge): Remove.
8097 (make_eh_edges): Simplify for landing pads.
8098 (redirect_eh_edge_1): New.
8099 (redirect_eh_edge): Use it.
8100 (redirect_eh_dispatch_edge): New.
8101 (stmt_could_throw_p): Use a switch. Allow RESX.
8102 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8103 (stmt_can_throw_internal): Likewise.
8104 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8105 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8106 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8107 (gate_refactor_eh): New.
8108 (pass_refactor_eh): Use it.
8109 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8110 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8111 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8112 (remove_unreachable_handlers): Rename from
8113 tree_remove_unreachable_handlers; rewrite for landing pads;
8114 call remove_eh_handler directly.
8115 (remove_unreachable_handlers_no_lp): New.
8116 (unsplit_eh, unsplit_all_eh): New.
8117 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8118 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8119 (cleanup_empty_eh_unsplit): New.
8120 (cleanup_empty_eh): Rewrite.
8121 (cleanup_all_empty_eh): New.
8122 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8123 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8124 (gate_cleanup_eh): New.
8125 (pass_cleanup_eh): Use it.
8126 (verify_eh_edges): Move later in file. Expect one EH edge.
8127 (verify_eh_dispatch_edge): New.
8129 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8130 (gtype-desc.o): Add TARGET_H.
8131 (tree.o): Use EXCEPT_H, not except.h.
8132 (cfgbuild.o): Add EXPR_H.
8133 (GTFILES): Add vecprim.h.
8134 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8135 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8136 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8137 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8138 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8139 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8140 calls to can_throw_internal.
8141 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8142 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8143 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8144 (expand_gimple_stmt): Use make_reg_eh_region_note.
8145 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8146 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8147 or find_exception_handler_labels.
8148 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8149 there is exacly one EH edge. Use can_nonlocal_goto and
8151 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8152 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8153 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8154 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8155 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8156 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8157 * dse.c (scan_insn): Use insn_could_throw_p.
8158 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8159 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8160 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8161 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8162 EXC_PTR_EXPR or FILTER_EXPR.
8163 (tree_expr_nonzero_warnv_p): Likewise.
8164 * function.h: Include vecprim.h, not varray.h
8165 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8166 move ttype_data and ehspec_data members to struct eh_status; change
8167 action_record_data member to a VEC.
8168 * gcse.c (hash_scan_set): Use can_throw_internal.
8169 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8170 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8171 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8172 (block_may_fallthru): Don't handle RESX_EXPR.
8173 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8174 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8175 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8176 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8177 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8178 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8179 (gimple_size): Likewise.
8180 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8181 (gimple_build_resx): Use gimple_build_with_ops.
8182 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8183 (is_gimple_val): Likewise.
8184 (is_gimple_stmt): Remove RESX_EXPR.
8185 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8186 (GIMPLE_RESX): Reorder with other EH constructs.
8187 * gimple.h (struct gimple_statement_eh_mnt): New.
8188 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8189 (gimple_eh_filter_must_not_throw): Remove.
8190 (gimple_eh_filter_set_must_not_throw): Remove.
8191 (gimple_eh_must_not_throw_fndecl): New.
8192 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8193 (is_gimple_resx): New.
8194 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8195 Don't copy EH_FILTER_MUST_NOT_THROW.
8196 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8197 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8198 handle must_not_throw_labels specially.
8199 * ipa-pure-const.c (check_call): Update debug statement for LP.
8200 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8201 * ipa-utils.c (get_base_var): Likewise.
8202 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8203 * lower-subreg.c (move_eh_region_note): Remove.
8204 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8205 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8206 (create_task_copyfn): Likewise.
8207 (maybe_catch_exception): Use gimple_build_eh_filter.
8208 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8209 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8210 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8211 and pass_lower_resx.
8212 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8213 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8214 can_throw_internal, can_nonlocal_goto.
8215 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8216 copy_reg_eh_region_note_forward.
8217 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8218 (emit_output_reload_insns): Likewise.
8219 (copy_eh_notes): Remove.
8220 * rtl.def (RESX): Remove.
8221 * rtl.h: Update declarations.
8222 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8223 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8224 (update_eh_label): Remove.
8225 (cleanup_dead_labels_eh): New.
8226 (cleanup_deal_labels): Use it instead of update_eh_label.
8227 (gimple_merge_blocks): Update landing pad data structure when
8228 removing a landing pad label.
8229 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8230 test; handle GIMPLE_EH_MUST_NOT_THROW.
8231 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8232 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8233 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8234 (verify_stmt): Likewise. Verify landing pads.
8235 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8236 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8237 (struct move_stmt_d): Add eh_map.
8238 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8239 (move_stmt_r): Remap eh region numbers in builtin calls,
8240 resx and eh_dispatch.
8241 (move_block_to_fn): Remove eh_offset parameter. Use
8242 maybe_duplicate_eh_stmt_fn.
8243 (find_outermost_region_in_block): Operate on eh_region pointers
8244 instead of region numbers.
8245 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8246 duplicate_eh_regions.
8247 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8248 test earlier. Disallow EH landing pads.
8249 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8250 * tree-flow.h: Update declarations.
8251 (struct tree_ann_common_d): Replace rn with lp_nr.
8252 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8253 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8254 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8255 resx and eh_dispatch.
8256 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
8257 (copy_edges_for_bb): Use make_eh_dispatch_edges.
8258 (copy_cfg_body): Expect eh_map instead of eh_region_offset
8259 from duplicate_eh_regions.
8260 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
8261 update RESX; handle EH_DISPATCH.
8262 (expand_call_inline): Set eh_lp_nr, not eh_region.
8263 (maybe_inline_call_in_expr): Likewise.
8264 * tree-inline.h (struct copy_body_data): Replace eh_region with
8265 eh_lp_nr, eh_region_offset with eh_map.
8266 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
8267 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
8268 * tree-pretty-print.c (dump_generic_node): Don't handle
8269 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
8270 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
8271 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
8272 EXC_PTR_EXPR, FILTER_EXPR.
8273 * tree-ssa-operands.c (get_expr_operands): Likewise.
8274 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
8275 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8276 (ao_ref_init_from_vn_reference): Likewise.
8277 * tree-ssa-sink.c (statement_sink_location): Likewise.
8278 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8279 (mark_virtual_phi_result_for_renaming): Export. Tidy.
8280 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
8281 EXC_PTR_EXPR, FILTER_EXPR.
8282 (is_exception_related): Remove.
8283 (compute_avail): Don't call it.
8284 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
8285 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
8286 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
8287 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
8289 (build_resx): Remove.
8290 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
8291 * tree.h: Update declarations.
8292 (EH_FILTER_MUST_NOT_THROW): Remove.
8293 (struct tree_label_decl): Add eh_landing_pad_nr.
8294 (EH_LANDING_PAD_NR): New.
8295 * value-prof.c (gimple_ic): Tidy variable names. Update for
8296 landing pad numbers.
8297 (gimple_stringop_fixed_value): Tidy variable names. Assert
8298 that neither call stmt can throw.
8299 * vecprim.h (uchar): New.
8300 (VEC(uchar,heap), VEC(uchar,gc)): New.
8302 * c-common.c (c_define_builtins): Update call to
8303 build_common_builtin_nodes.
8304 * c-parser.c (c_parse_file): Don't call
8305 default_init_unwind_resume_libfunc.
8307 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
8309 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
8310 (mips_cprestore_address_p): Likewise.
8311 (mips_save_gp_to_cprestore_slot): Likewise.
8312 (mips_restore_gp): Rename to...
8313 (mips_restore_gp_from_cprestore_slot): ...this.
8314 (mips_must_initialize_gp_p): Declare.
8315 (mips_emit_save_slot_move): Likewise.
8316 (mips_output_load_label): Return nothing.
8317 (mips_eh_uses): Declare.
8318 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
8319 (TARGET_CPRESTORE_DIRECTIVE): New macro.
8320 (TARGET_ABSOLUTE_JUMPS): Likewise.
8321 (EH_USES): Likewise.
8322 (FIRST_PSEUDO_REGISTER): Update comment.
8323 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
8324 (MIPS_CALL): ...here.
8325 (REGISTER_NAMES): Add $cprestore.
8326 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
8327 Add load_label_length, has_inflexible_gp_insn_p,
8328 has_flexible_gp_insn_p, must_initialize_gp_p and
8329 must_restore_gp_when_clobbered_p.
8330 (mips_expand_call): Don't generate split instructions here.
8331 (mips_split_call): Update the call to mips_restore_gp after
8332 the above name change.
8333 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
8334 (mips_find_gp_ref): New function.
8335 (mips_insn_has_inflexible_gp_ref_p): Likewise.
8336 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
8337 (mips_insn_has_flexible_gp_ref_p): Likewise.
8338 (mips_cfun_has_flexible_gp_ref_p): Likewise.
8339 (mips_function_has_gp_insn): Delete.
8340 (mips_global_pointer): Drop the df_regs_ever_live_p check.
8341 Use the new functions above. Only return INVALID_REGNUM
8342 for TARGET_ABSOLUTE_JUMPS.
8343 (mips_must_initialize_gp_p): New function.
8344 (mips_get_cprestore_base_and_offset): New function, extracted from...
8345 (mips_cprestore_slot): ...here. Take a bool parameter.
8346 (mips_cfun_has_cprestore_slot_p): New function.
8347 (mips_cprestore_address_p): Likewise.
8348 (mips_save_gp_to_cprestore_slot): Likewise.
8349 (mips_restore_gp): Rename to...
8350 (mips_restore_gp_from_cprestore_slot): ...this. Assert
8351 epilogue_completed. Update the call to mips_cprestore_slot.
8352 Test cfun->machine->must_restore_gp_when_clobbered_p.
8353 (mips_direct_save_slot_move_p): New function.
8354 (mips_emit_save_slot_move): Likewise.
8355 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
8356 of cfun->machine->global_pointer.
8357 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
8358 (mips_save_reg): Use mips_emit_save_slot_move.
8359 (mips_expand_prologue): Set must_initialize_gp_p.
8360 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
8361 for all cprestore saves. Emit a use_cprestore instruction after
8362 setting up the cprestore slot.
8363 (mips_restore_reg): Use mips_emit_save_slot_move.
8364 (mips_process_load_label): New function.
8365 (mips_load_label_length): Likewise.
8366 (mips_output_load_label): Don't return asm: output it here instead.
8367 Use mips_process_load_label.
8368 (mips_adjust_insn_length): Adjust the length of branch instructions
8369 that have length MAX_PIC_BRANCH_LENGTH.
8370 (mips_output_conditional_branch): Update the call to
8371 mips_output_load_label. Assume the branch target is OPERANDS[0]
8372 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
8373 (mips_output_order_conditional_branch): Swap the meaning of
8374 OPERANDS[0] and OPERANDS[1].
8375 (mips_variable_issue): Don't count ghost instructions.
8376 (mips_expand_ghost_gp_insns): New function.
8377 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
8378 (mips_output_mi_thunk): Set must_initialize_gp_p.
8379 (mips_eh_uses): New function.
8380 * config/mips/predicates.md (cprestore_save_slot_operand)
8381 (cprestore_load_slot_operand): New predicates.
8382 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
8383 (UNSPEC_MOVE_GP): Likewise.
8384 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
8385 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
8386 (CPRESTORE_SLOT_REGNUM): New register.
8387 (MAX_PIC_BRANCH_LENGTH): New constant.
8388 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
8389 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
8390 branches. Fix commentary.
8391 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
8392 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
8393 Change type to "ghost".
8394 (loadgp_absolute_<mode>): Likewise.
8395 (loadgp_rtp_<mode>): Likewise.
8396 (copygp_mips16): Likewise.
8397 (loadgp_blockage): Remove redundant mode attribute.
8398 (potential_cprestore): New instruction.
8399 (cprestore): Turn into an unspec set.
8400 (use_cprestore): New instruction.
8401 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
8402 (*branch_fp_inverted): Likewise.
8403 (*branch_order<mode>): Likewise.
8404 (*branch_order<mode>_inverted): Likewise.
8405 (*branch_equality<mode>): Likewise.
8406 (*branch_equality<mode>_inverted): Likewise.
8407 (*branch_bit<bbv><mode>): Likewise.
8408 (*branch_bit<bbv><mode>_inverted): Likewise.
8409 (*branch_equality<mode>_mips16): Remove redundant mode.
8410 (jump): Turn into a define_expand.
8411 (*jump_absolute): New instruction.
8412 (*jump_pic): Likewise.
8413 (*jump_mips16): Rename previously-unnamed pattern. Remove
8414 redundant mode attribute.
8415 (restore_gp): Split on epilogue_completed rather than
8416 reload_completed. Change type to "ghost".
8417 (move_gp<mode>): New instruction.
8418 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
8419 Remove redundant mode attribute.
8420 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
8421 (bc1any4f, bc1any2t, bc1any2f): Likewise.
8422 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
8424 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8427 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
8428 are returned in the same register (vs34 or v2) that Altivec vector
8429 types are returned in.
8430 (rs6000_libcall_value): Ditto.
8433 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
8434 instead of explicit addsi3/adddi3 calls.
8435 (rs6000_split_multireg_move): Ditto.
8436 (rs6000_emit_allocate_stack): Ditto.
8437 (rs6000_emit_prologue): Ditto.
8438 (rs6000_output_mi_thunk): Ditto.
8440 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
8441 size is 64 bits if we can use 64-bit registers.
8443 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
8445 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
8448 From Jie Zhang <jie.zhang@analog.com>:
8449 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
8450 save FP and RETS with saveall attribute.
8451 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
8452 with saveall attribute.
8454 * config/bfin/bfin.c (bfin_expand_builtin,
8455 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
8458 From Jie Zhang <jie.zhang@analog.com>:
8459 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
8460 before use in two places.
8461 * config/bfin/bfin.md (AREG): Define mode iterator.
8462 (reload_in, reload_out): Use mode iterator AREG.
8464 2009-09-14 Richard Guenther <rguenther@suse.de>
8467 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
8468 EH personality path.
8470 2009-09-13 Richard Guenther <rguenther@suse.de>
8471 Rafael Avila de Espindola <espindola@google.com>
8473 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
8474 (LANG_HOOKS_EH_PERSONALITY): Likewise.
8475 (LANG_HOOKS_INITIALIZER): Adjust.
8476 (lhd_pass_through_t): Declare.
8477 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
8479 * langhooks.c (lhd_pass_through_t): New function.
8480 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
8481 dwarf2out_begin_prologue): Use personality from current_function_decl.
8482 * expr.h (get_personality_function): Declare.
8483 * expr.c (get_personality_function): New function.
8484 (build_personality_function): Likewise.
8485 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
8486 (eh_personality_libfunc): Remove.
8487 * optabs.c (build_libfunc_function): New function split out from ...
8488 (init_one_libfunc): ... here.
8489 * tree.h (DECL_FUNCTION_PERSONALITY): New.
8490 (tree_function_decl): Add personality.
8491 (lhd_gcc_personality): Declare.
8492 (build_personality_function): Likewise.
8493 * tree.c (gcc_eh_personality_decl): New.
8494 (lhd_gcc_personality): New function.
8495 * except.h (lang_eh_runtime_type): Remove.
8496 (enum eh_personality_kind): New.
8497 (build_personality_function): Declare.
8498 (function_needs_eh_personality): Declare.
8499 * except.c (lang_eh_runtime_type): Remove.
8500 (function_needs_eh_personality): New function.
8501 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
8502 (sjlj_emit_function_enter, output_function_exception_table):
8503 Use personality from current_function_decl.
8504 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
8505 * tree-inline.c (tree_can_inline_p): Do not inline across different
8507 (expand_call_inline): Likewise. Adjust the callers EH personality.
8508 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
8509 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
8510 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
8511 (c-parser.o): Likewise
8512 * c-tree.h (c_eh_initialized_p): Remove.
8513 (c_maybe_initialize_eh): Likewise.
8514 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
8515 (finish_decl): Don't call c_maybe_initialize_eh.
8516 (c_eh_initialized_p): Remove.
8517 (c_maybe_initialize_eh): Likewise.
8518 * c-parser.c (c_parser_omp_construct): Likewise.
8519 (c_parse_file): Initialize exception handling.
8521 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
8523 * config.gcc (tm_file): Remove i386/biarch32.h
8524 for i?86-w64-mingw* case.
8525 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
8527 * config.host: Set for x64 mingw the option
8528 use_long_long_for_widest_fast_int to yes.
8530 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
8532 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8533 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
8534 (dbxout_begin_function): Likewise.
8535 * final.c (dwarf2_debug_info_emitted_p): New predicate.
8536 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
8537 set on the function.
8538 (final_end_function): Likewise.
8539 (final_scan_insn): Likewise.
8540 (rest_of_handle_final): Likewise.
8541 * varasm.c (assemble_start_function): Likewise.
8542 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8544 2009-09-12 Jason Merrill <jason@redhat.com>
8546 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
8547 * opts.c (common_handle_option): constify.
8549 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8551 * doc/install.texi (avr): Remove obsolete reference site.
8553 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
8555 * doc/install.texi (Binaries): Adjust AIX link.
8557 2009-09-12 Akim Demaille <demaille@gostai.com>
8559 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
8560 Use an imperative sentence.
8562 2009-09-11 Richard Henderson <rth@redhat.com>
8564 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
8565 structure-name and has-tree-operands arguments; update all entries.
8566 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
8568 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
8569 (gsstruct_code_size): New.
8570 (gss_for_code_): New.
8571 (gss_for_code): Remove.
8572 (gimple_size): Rewrite using gsstruct_code_size.
8573 (gimple_statement_structure): Move to gimple.h.
8574 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
8575 (gss_for_code, gimple_statement_structure): New.
8576 (gimple_ops): Use new arrays; tidy.
8578 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8580 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
8581 operand to be a PLUS expression.
8582 * config/pa/pa.c (pa_secondary_reload): Likewise.
8584 2009-09-11 Jakub Jelinek <jakub@redhat.com>
8586 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
8588 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
8591 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8593 From Jie Zhang <jie.zhang@analog.com>:
8594 * doc/extend.texi (node Function Attributes): Document l2
8596 (node Blackfin Variable Attributes): Document l2 variable attributes.
8598 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
8600 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
8601 to match the system compiler's configuration at inflection point.
8602 Add comment to remark a remaining difference with system compiler.
8604 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
8605 * configure: Regenerate.
8607 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
8609 From Jie Zhang <jie.zhang@analog.com>:
8610 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
8611 (bfin_handle_l2_attribute): New.
8612 (bfin_attribute_table): Add l2 attribute.
8614 2009-09-11 Michael Matz <matz@suse.de>
8617 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
8618 on the local_decls list.
8620 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
8624 * cselib.c (cselib_expand_value_rtx_cb): Document callback
8626 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
8627 for VALUEs, to implement the documented interface.
8628 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
8629 Adjust for VALUEs and anything else, to implement the
8630 documented interface.
8632 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
8634 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
8635 with actual SPE/paired vector modes before using 64-bit alignment.
8636 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
8638 2009-09-10 DJ Delorie <dj@redhat.com>
8640 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
8643 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
8644 * config/mep/mep.c (mep_legitimate_constant_p): New.
8645 * config/mep/mep-protos.h: Prototype it.
8647 2009-09-10 Richard Henderson <rth@redhat.com>
8649 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
8651 2009-09-10 Jason Merrill <jason@redhat.com>
8653 * tree.c (chain_index): New fn.
8654 * tree.h: Declare it.
8656 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8658 * config/sol2-c.c (cmn_err_length_specs): Initialize
8659 scalar_identity_flag.
8661 2009-09-10 Richard Henderson <rth@redhat.com>
8663 * tree.h (struct tree_decl_common): Move align member earlier;
8664 move label_decl_uid member ...
8665 (struct tree_label_decl): ... here.
8666 (LABEL_DECL_UID): Update to match.
8668 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
8671 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
8672 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
8674 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
8675 dest_prev if the edge is complex.
8677 * tree-cfg.c (is_ctrl_stmt): Use a switch.
8679 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
8680 loop latch tests earlier.
8682 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
8683 before GIMPLE_RETURN, not after its predecessor; insert
8686 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
8687 gimple_seq_empty_p to test for no PHI nodes.
8688 * tree-cfg.c (split_critical_edges): Likewise.
8690 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
8692 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8694 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
8695 introduced by the VTA branch merge.
8697 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8699 * ira-conflicts.c: Use fputs or putc instead of fprintf
8703 * tree-switch-conversion.c: Ditto.
8705 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
8707 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
8708 introduced by the VTA branch merge.
8710 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
8713 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8715 PR rtl-optimization/39779
8716 * expr.c (convert_modes): Return when mode == oldmode after
8717 CONST_INTs are processed.
8719 2009-09-10 Nick Clifton <nickc@redhat.com>
8721 * config/mep/mep.c (mep_encode_section_info): Copy weakness
8722 attribute and referring decl when creating renamed symbol.
8724 2009-09-10 Richard Guenther <rguenther@suse.de>
8727 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
8729 (cgraph_finalize_compilation_unit): Compute reachability
8730 before emitting thunks. Properly process aliases before
8731 possibly removing unreachable nodes.
8733 2009-09-10 Richard Guenther <rguenther@suse.de>
8736 * tree.c (struct free_lang_data_d): Add worklist member.
8737 (find_decls_types_r): Push onto the worklist instead of recursing.
8738 Handle TREE_BINFOs properly.
8739 (find_decls_types): New function wrapped around find_decls_types_r
8740 to process the worklist.
8741 (find_decls_types_in_eh_region): Use it.
8742 (find_decls_types_in_node): Likewise.
8743 (find_decls_types_in_var): Likewise.
8744 (free_lang_data_in_cgraph): Likewise. Free the worklist.
8745 * tree.h (RECORD_OR_UNION_TYPE_P): New.
8746 (AGGREGATE_TYPE_P): Adjust.
8748 2009-09-09 Jason Merrill <jason@redhat.com>
8750 * configure.ac: Check glibc version even if we have an in-tree
8753 2009-09-09 Anthony Green <green@moxielogic.com>
8755 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
8756 the constant 0 when appropriate.
8757 * config/moxie/constraints.md: Add constraint O.
8759 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
8760 to pass up to 6 32-bit argument values in registers.
8761 (moxie_function_arg): Ditto.
8762 (moxie_arg_partial_bytes): Ditto.
8763 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
8764 (REG_PARM_STACK_SPACE): Ditto.
8765 (FUNCTION_ARG_REGNO_P): Ditto.
8767 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8768 instruction to allocate stack space.
8770 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
8772 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
8773 unnecessarily stringent constraints. Fix address
8774 calculation in the splitters.
8776 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
8778 PR rtl-optimization/39779
8779 * expr.c (convert_modes): Return when mode == oldmode after
8780 CONST_INTs are processed.
8782 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
8785 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
8786 (ix86_expand_prologue): Take frame.padding0 into logic of
8788 (ix86_expand_epilogue): Likewise.
8790 2009-09-09 Jakub Jelinek <jakub@redhat.com>
8792 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
8794 (SHLIB_LINK, SHLIB_INSTALL): Use them.
8795 * config/t-slibgcc-libgcc: New file.
8796 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
8798 2009-09-09 Martin Jambor <mjambor@suse.cz>
8800 PR tree-optimization/41089
8801 * tree-sra.c (find_var_candidates): Do not consider va_lists in
8804 2009-09-09 Richard Henderson <rth@redhat.com>
8806 * gimple.h (CASE_GIMPLE_OMP): New.
8807 (is_gimple_omp): Use it.
8808 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
8809 (verify_gimple_debug): Likewise.
8811 2009-09-09 Richard Guenther <rguenther@suse.de>
8813 PR tree-optimization/41101
8814 * tree-ssa-pre.c (maximal_set): Remove.
8815 (compute_antic_aux): Treat the maximal set as implicitly all ones.
8816 Defer all blocks we didn't visit at least one successor.
8817 (add_to_exp_gen): Do not add to the maximal set.
8818 (make_values_for_phi): Likewise.
8819 (compute_avail): Likewise.
8820 (init_pre): Do not allocate the maximal set.
8821 (execute_pre): Do not dump it.
8823 2009-09-09 Martin Jambor <mjambor@suse.cz>
8825 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
8826 an SSA_NAME rather than a is_gimple_variable.
8828 2009-09-09 Richard Guenther <rguenther@suse.de>
8831 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
8832 code dealing with plain pointer bases.
8833 (maybe_fold_offset_to_reference): Likewise.
8834 (maybe_fold_stmt_addition): Adjust.
8836 2009-09-09 Richard Guenther <rguenther@suse.de>
8838 * tree.c (free_lang_data_in_type): Do not free the type variant
8840 (free_lang_data): Merge char_type_node with its properly signed
8842 (pass_ipa_free): Collect after freeing language specific data.
8844 2009-09-09 Michael Matz <matz@suse.de>
8847 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
8848 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
8849 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
8852 2009-09-08 DJ Delorie <dj@redhat.com>
8854 * config/mep/mep.c (conversions[]): Add "ml" pattern.
8856 2009-09-04 Jason Merrill <jason@redhat.com>
8858 * tree.c (tree_find_value): Remove.
8859 * tree.h: Remove prototype.
8860 * varasm.c (assemble_external): Use value_member instead.
8862 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8864 * toplev.c (process_options): Choose default debugging type when
8865 gtoggle enables debug info and type is unset.
8867 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8871 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
8874 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8876 * configure: Rebuilt with modified libtool.m4.
8878 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8883 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
8885 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8887 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
8888 (remove_statement): Likewise.
8889 (rewrite_use_nonlinear_expr): Adjust.
8890 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
8891 * tree-ssa.c (release_defs_bitset): ... this. New.
8892 * tree-flow.h (release_defs_bitset): Declare.
8894 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
8897 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
8898 in the middle block.
8900 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
8902 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
8903 via intptr_t to long type.
8904 (insert_operand_rank): Cast long type via intptr_t to
8906 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
8908 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
8909 from pointer to unsigned via uintptr_t.
8911 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
8912 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
8914 * configure: Regenerated.
8915 * config.in: Regenerated
8916 * system.h (stdint.h): Add include.
8917 (inttypes.h): Likewise.
8918 * Makefile.in (aclocal): Add config/stdint.m4.
8919 * aclocal.m4: Regenerated.
8921 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
8923 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
8925 (note_np_check_stores): New function.
8926 (harmless_null_pointer_p): New function.
8927 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
8928 changed. Take into account whether we're in the shadow of a condjump
8929 that tested NP_REG for NULL.
8930 Lose all code that tested for SEQUENCEs.
8931 (workaround_speculation): Avoid inserting NOPs for loads that are
8932 either always executed or a NULL pointer.
8934 2009-09-08 Jan Hubicka <jh@suse.cz>
8936 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
8937 * params.def (early-inlining-insns): Likewise.
8939 2009-09-08 Jakub Jelinek <jakub@redhat.com>
8941 PR rtl-optimization/41239
8942 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
8943 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
8945 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
8946 across calls, as the calls might not always return normally.
8947 (call_may_noreturn_p): New function.
8948 (deps_analyze_insn): Update last_function_call_may_noreturn list.
8949 (init_deps): Initialize it.
8950 (remove_from_deps): Also remove calls from
8951 last_function_call_may_noreturn list.
8953 2009-09-07 Richard Henderson <rth@redhat.com>
8955 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
8956 more VR->OPERANDS than LHS operands. Free LHS before returning.
8958 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
8960 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
8961 (attr "addrtype"): New member "spreg".
8962 Use it if mem_spfp_address_operand is true for the address.
8963 (attr "type"): New entry "stall".
8964 (cpu_unit "load"): New.
8965 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
8967 (insn_reservation "loadsp"): New.
8968 (insn_reservation "load_stall1"): New.
8969 (insn_reservation "load_stall3"): New.
8971 * config/bfin/predicates.md (const1_operand, const3_operand): New.
8972 (mem_p_address_operand): Exclude stack and frame pointer based
8974 (mem_spfp_address_operand): New; match them here.
8975 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
8976 (bfin_reorg): Call it if scheduling insns.
8977 (bfin_gen_bundles): Remove dummy insns created by
8978 add_sched_insns_for_speculation.
8980 From Jie Zhang <jie.zhang@analog.com>:
8981 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
8982 bfin_si_revision, bfin_workarounds): Move these ...
8983 * config/bfin/bfin.h: ... here.
8985 From Mike Frysinger <michael.frysinger@analog.com>
8986 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
8987 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
8988 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
8989 bf547m, bf548m, and bf549m.
8990 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
8991 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
8992 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
8993 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
8994 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
8995 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
8996 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
8997 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
8998 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
8999 bf542m, bf544m, bf547m, bf548m, and bf549m.
9001 From Jie Zhang <jie.zhang@analog.com>:
9002 * config/bfin/predicates.md (p_register_operand): New predicate.
9003 (dp_register_operand): New predicate.
9004 * config/bfin/bfin-protos.h (WA_05000074): Define.
9005 (ENABLE_WA_05000074): Define.
9006 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9007 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9008 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9009 (define_attr addrtype): Allow load/store register to be P register.
9010 (define_attr storereg): New.
9011 (define_cpu_unit anomaly_05000074): New.
9012 (define_insn_reservation dsp32shiftimm): New.
9013 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9014 (define_insn_reservation loadp): Cannot use slot2.
9015 (define_insn_reservation loadsp): Cannot use slot2.
9016 (define_insn_reservation storep): Cannot use slot2. Does not
9017 apply when working around 05000074.
9018 (define_insn_reservation storep_anomaly_05000074): New.
9019 (define_insn_reservation storei): Does not apply when working
9021 (define_insn_reservation storei_anomaly_05000074): New.
9022 (define_attr length): Add dsp32shiftimm case.
9023 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9024 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9025 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9026 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9027 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9029 2009-09-07 Martin Jambor <mjambor@suse.cz>
9032 * tree-sra.c (create_artificial_child_access): Return NULL if
9033 build_ref_for_offset fails.
9034 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9035 and create_artificial_child_access to fail.
9037 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9040 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9041 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9042 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9044 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9046 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9047 block, ensure it has an exit edge. Emit a barrier after a jump.
9049 2009-09-07 Nick Clifton <nickc@redhat.com>
9051 * gcc.c (this_is_linker_script): New variable. Like
9052 this_is_library_file but for the %T constructor.
9053 (end_going_arg): If this_is_linker_script is set then locate the
9054 script and insert a --script switch before it
9055 (do_spec_2): Initialise this_is_linker_script.
9056 (do_spec_1): Likewise. Handle %T construct.
9057 (eval_spec_function): Preserve this_is_linker_script.
9058 * doc/invoke.texi: Document %T construct in spec files.
9059 * config/m32c/m32c.h (LIB_SPEC): Use it.
9061 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9063 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9064 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9065 when volatile flag is set.
9066 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9068 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9071 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9072 (combine_stack_adjustments_for_block): Allow insns between stack
9073 adjustments and stores with corresponding pre-(dec|inc)rement or
9074 pre-modify operation.
9076 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9079 * combine-stack-adj.c (struct csa_memlist): Rename to...
9080 (struct csa_reflist): ... this. Rename mem field to ref.
9081 (free_csa_memlist): Rename to...
9082 (free_csa_reflist): ... this.
9083 (record_one_stack_memref): Rename to...
9084 (record_one_stack_ref): ... this. Handle also REG_P.
9085 (try_apply_stack_adjustment): Handle also REG_P.
9086 (struct record_stack_memrefs_data): Rename to...
9087 (struct record_stack_refs_data): ... this. Rename memlist field to
9089 (record_stack_memrefs): Rename to...
9090 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9091 subexpressions instead of failing when a MEM contains SP references.
9092 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9093 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9095 2009-09-06 Richard Guenther <rguenther@suse.de>
9098 * tree.c (build_array_type): Do not record types marked
9099 with structural equality in the canonical type hashtable.
9101 2009-09-06 Richard Guenther <rguenther@suse.de>
9104 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9106 2009-09-05 Richard Guenther <rguenther@suse.de>
9109 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9111 2009-09-05 Richard Guenther <rguenther@suse.de>
9114 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9116 2009-09-05 Richard Guenther <rguenther@suse.de>
9119 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9120 before comparing function argument types.
9122 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9125 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9128 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9131 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9133 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9134 locators before emit_insn is called.
9136 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9139 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9140 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9141 (reginfo_init): Don't call allocate_reg_info.
9143 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9146 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9147 NONDEBUG_INSN_P instead of INSN_P.
9149 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9152 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9154 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9157 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9158 pattern of the split.
9160 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9162 * toplev.c (process_options): Move setter of flag_var_tracking
9163 before other tests that depend on it. Move down setter of
9164 flag_rename_registers. Don't enable var-tracking-assignments
9165 by default if selective scheduling is enabled. Warn if both
9168 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9170 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9171 comment. Use switch statement to catch overlaps between rtx
9172 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9173 (IS_DECL_CODE): ... here. Remove.
9174 (check_value_is_not_decl): Remove.
9175 (dv_from_decl, dv_from_value): Check after conversion.
9177 2009-09-04 Richard Guenther <rguenther@suse.de>
9180 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9181 after emitting tunks. Move emitting thunks and ctors from ...
9182 (cgraph_optimize): ... here. Remove redundant
9183 cgraph_analyze_functions.
9184 * varasm.c (find_decl_and_mark_needed): Remove no longer
9186 (finish_aliases_1): Adjust check for thunk aliases.
9188 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9190 * config/arm/arm.md (ctzsi2): Added braces
9191 to avoid warning that broke booststrap.
9193 2009-09-04 Martin Jambor <mjambor@suse.cz>
9195 PR tree-optimization/41112
9196 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9197 handle variable-bounded arrays.
9198 (expr_with_var_bounded_array_refs_p): New function.
9199 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9201 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9203 * config/s390/2097.md: Removed two incorrect bypasses.
9204 (z10_fsimpdf): Fixed latency.
9205 (z10_fhex): New insn_reservation.
9206 (z10_floaddf): Fixed latency.
9207 (z10_floadsf): Fixed latency.
9208 (z10_ftrunctf): Fixed latency.
9209 (z10_ftruncdf): Fixed latency.
9210 * config/s390/s390.c (z10_cost): Fixed values.
9211 (s390_adjust_priority): Added z10 path.
9212 * config/s390/s390.md (type): Added fhex.
9213 (*mov<mode>_64dfp): Updated type attribute.
9214 (*mov<mode>_64): Updated type attribute.
9215 (*mov<mode>_31): Updated type attribute.
9216 (*mov<mode>"): Likewise.
9217 * config/s390/2084.md (x_fsimpdf): Updated condition.
9219 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9221 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9222 RTXs in the predicate for operand 1.
9224 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9226 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9227 (rbitsi2): New insn.
9228 (ctzsi2): New expand.
9229 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9231 2009-09-03 Martin Jambor <mjambor@suse.cz>
9233 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9234 (create_artificial_child_access): Use build_ref_for_offset instead
9235 of duplicate_expr_for_different_base.
9236 (propagate_subacesses_accross_link): Likewise.
9238 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9240 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9242 (mips16e_collect_argument_saves): Skip debug instructions.
9243 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9244 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9245 (r10k_insert_cache_barriers): Likewise.
9246 (mips_reorg_process_insns): Likewise.
9248 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9251 * ira.c (update_equiv_reg): Remove check on class likely spill.
9253 2009-09-03 Jakub Jelinek <jakub@redhat.com>
9256 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
9257 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
9261 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
9262 the stack slot if it is passed by invisible reference.
9263 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
9264 by invisible reference.
9266 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
9268 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9269 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
9270 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
9272 * config/bfin/sync.md: New file.
9273 * config/bfin/bfin.md: Include it.
9274 (UNSPEC_ATOMIC): New.
9275 (UNSPEC_ONES): Provide a unique number.
9277 From Jie Zhang <jie.zhang@analog.com>:
9278 * config/bfin/bfin.c (ret_regs): New.
9279 (must_save_fp_p): Don't return true because of frame_pointer_needed.
9280 (must_save_rets_p): New.
9281 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
9282 current_function_is_leaf.
9283 (do_link): Likewise.
9284 (do_unlink): Likewise.
9285 (expand_interrupt_handler_prologue): Use ret_regs array.
9286 (expand_interrupt_handler_epilogue): Use ret_regs array and
9287 pass return register to gen_return_internal.
9288 (bfin_expand_epilogue): Pass return register to
9289 gen_return_internal.
9290 (bfin_expand_call): Explicitly clobber RETS.
9291 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
9292 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
9293 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
9294 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
9296 (return_internal): Take a reg rtx rather than the register number.
9298 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
9300 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
9301 when comparing against estimated_loop_iterations_int return.
9303 2009-09-03 Richard Guenther <rguenther@suse.de>
9305 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
9306 eh_personality_libfunc.
9308 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9310 * tree-parloops.c (separate_decls_in_region): Add space.
9312 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9314 * tree-parloops.c (separate_decls_in_region): Change the condition
9315 checking if there are reductions in the loop.
9317 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
9319 PR tree-optimization/38275
9320 * tree-parloops.c (parallelize_loops): Replace profitability condition
9321 for expected number of iterations.
9323 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9325 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
9326 (bootstrap-debug): Explain conditions in which it becomes default.
9327 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
9330 2009-09-03 Namhyung Kim <namhyung@gmail.com>
9332 * doc/invoke.texi (Optimize Options): Move
9333 -finline-small-functions to the -O2 list.
9335 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
9337 * toplev.c (process_options): Enable var-tracking-assignments
9338 by default if var-tracking is enabled.
9340 2009-09-02 David Daney <ddaney@caviumnetworks.com>
9342 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
9344 * emit-rtl.c (prev_nonnote_insn_bb): New function.
9345 * rtl.h (prev_nonnote_insn_bb): Declare it.
9347 2009-09-03 Diego Novillo <dnovillo@google.com>
9349 * cgraph.c (cgraph_node_for_decl): New.
9350 * cgraph.h (cgraph_node_for_decl): Declare.
9351 * tree.c (host_integerp): Return 0 if T is NULL.
9353 2009-09-03 Diego Novillo <dnovillo@google.com>
9355 * tree.h (struct alias_pair): Move from varasm.c.
9356 (alias_pairs): Likewise.
9357 (TYPE_MAXVAL): Define.
9358 (TYPE_MINVAL): Define.
9359 (iterative_hash_host_wide_int): Declare.
9360 (remove_unreachable_alias_pairs): Declare.
9361 * tree-pass.h (pass_ipa_free_lang_data): Declare.
9362 * diagnostic.c (default_diagnostic_starter): Make extern.
9363 (default_diagnostic_finalizer): Make extern.
9364 * diagnostic.h (default_diagnostic_starter): Declare.
9365 (default_diagnostic_finalizer): Declare.
9366 (default_tree_printer): Declare.
9367 * toplev.c (default_tree_printer): Make extern.
9369 2009-09-03 Richard Guenther <rguenther@suse.de>
9370 Diego Novillo <dnovillo@google.com>
9372 * cgraph.c (cgraph_add_new_function): Remove gimplification.
9373 * cgraphunit.c (cgraph_expand_function): Do not emit
9374 associated thunks from here.
9375 (cgraph_emit_thunks): New.
9376 (cgraph_optimize): Call it.
9377 Return if any IPA pass finds an error.
9378 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
9381 2009-09-03 Simon Baldwin <simonb@google.com>
9382 Rafael Espindola <espindola@google.com>
9383 Richard Guenther <rguenther@suse.de>
9384 Doug Kwan <dougkwan@google.com>
9385 Diego Novillo <dnovillo@google.com>
9387 * tree.c: Include tree-pass.h, langhooks-def.h,
9388 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
9389 (free_lang_data_in_type): New.
9390 (need_assembler_name_p): New.
9391 (free_lang_data_in_block): New.
9392 (free_lang_data_in_decl): New.
9393 (struct free_lang_data_d): New.
9394 (add_tree_to_fld_list): New.
9395 (find_decls_types_r): New.
9396 (get_eh_types_for_runtime): New.
9397 (find_decls_types_in_eh_region): New.
9398 (find_decls_types_in_node): New.
9399 (find_decls_types_in_var): New.
9400 (free_lang_data_in_cgraph): New.
9401 (free_lang_data): New.
9402 (gate_free_lang_data): New.
9403 (pass_ipa_free_lang_data): New.
9405 2009-09-03 Diego Novillo <dnovillo@google.com>
9407 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
9408 * langhooks.h (struct lang_hooks): Add field free_lang_data.
9409 (lang_hooks): Remove const qualifier.
9410 * ipa.c (cgraph_remove_unreachable_nodes): Call
9411 remove_unreachable_alias_pairs.
9412 * except.c (add_type_for_runtime): Check if TYPE has
9413 already been converted.
9414 (lookup_type_for_runtime): Likewise.
9415 (check_handled): Handle converted types.
9416 * varasm.c (remove_unreachable_alias_pairs): New.
9417 * gimple.c: Include demangle.h.
9418 (gimple_decl_printable_name): New.
9419 (gimple_fold_obj_type_ref): New.
9420 * gimple.h (gimple_decl_printable_name): Declare.
9421 (gimple_fold_obj_type_ref): Declare.
9422 * passes.c (init_optimization_passes): Add pass
9423 pass_ipa_free_lang_data.
9424 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
9425 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
9427 2009-09-03 Diego Novillo <dnovillo@google.com>
9429 * c-lang.c (lang_hooks): Remove const qualifier.
9431 2009-09-02 Loren James Rittle <ljrittle@acm.org>
9433 * doc/install.texi (*-*-freebsd*): Update target information.
9435 2009-09-02 Anatoly Sokolov <aesok@post.ru>
9437 * hard-reg-set.h (call_fixed_regs): Remove.
9438 * reginfo.c (call_fixed_regs): Remove.
9439 (init_reg_sets_1): Remove initialization of call_fixed_regs.
9440 (globalize_reg): Don't use call_fixed_regs.
9441 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
9444 2009-09-01 Michael Matz <matz@suse.de>
9446 * expr.h (emit_storent_insn, expand_expr_real_1,
9447 expand_expr_real_2): Declare.
9448 * expr.c (emit_storent_insn, expand_expr_real_1,
9449 expand_expr_real_2): Export.
9450 (store_expr): Setting and evaluating dont_return_target is useless.
9451 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
9452 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
9453 * except.c (expand_resx_expr): Rename to ...
9454 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
9455 * except.h (expand_resx_stmt): Declare.
9456 * stmt.c: Add include gimple.h
9457 (expand_asm_expr): Rename to ...
9458 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
9459 (expand_case): Rewrite to take gimple statement.
9460 * tree.h (expand_asm_stmt): Declare.
9461 (expand_case): Change prototype.
9462 * Makefile.in (stmt.o): Depend on gimple.h.
9463 * builtins.c (expand_builtin_synchronize): Build gimple asm
9464 statement, not an ASM_EXPR.
9465 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
9466 gimple_to_tree, release_stmt_tree): Remove.
9467 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
9468 ggc_free, but hold comparison code and operands separately.
9469 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
9470 (expand_call_stmt, expand_gimple_stmt_1,
9471 expand_gimple_stmt): New helpers.
9472 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
9473 release_stmt_tree. Call expand_gimple_stmt instead.
9474 (expand_gimple_basic_block): Ditto.
9476 * calls.c (emit_call_1): Don't look at EH regions here, make
9477 fntree parameter useless.
9478 (expand_call): New local rettype for TREE_TYPE(exp), use it
9479 throughout. Remove local p, use addr instead.
9480 Don't look at EH regions here.
9482 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
9484 * doc/invoke.texi (-fsched-pressure): Document it.
9485 (-fsched-reg-pressure-heuristic): Remove it.
9487 * reload.c (ira.h): Include.
9488 (find_reloads): Add choosing reload on number of small spilled
9491 * haifa-sched.c (ira.h): Include.
9492 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
9493 saved_reg_pressure, curr_reg_live, saved_reg_live,
9494 region_ref_regs): New variables.
9495 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
9496 initiate_reg_pressure_info, setup_ref_regs,
9497 initiate_bb_reg_pressure_info, save_reg_pressure,
9498 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
9500 (setup_insn_reg_pressure_info): New function.
9501 (rank_for_schedule): Add pressure checking and insn issue time.
9502 Remove comparison of insn reg weights.
9503 (ready_sort): Set insn reg pressure info.
9504 (update_register_pressure, setup_insn_max_reg_pressure,
9505 update_reg_and_insn_max_reg_pressure,
9506 sched_setup_bb_reg_pressure_info): New functions.
9507 (schedule_insn): Add code for printing and updating reg pressure info.
9508 (find_set_reg_weight, find_insn_reg_weight): Remove.
9509 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
9510 (debug_ready_list): Print reg pressure info.
9511 (schedule_block): Ditto. Check insn issue time.
9512 (sched_init): Set up sched_pressure_p. Allocate and set up some
9513 reg pressure related info.
9514 (sched_finish): Free some reg pressure related info.
9515 (fix_tick_ready): Make insn always ready if pressure_p.
9516 (init_h_i_d): Don't call find_insn_reg_weight.
9517 (haifa_finish_h_i_d): Free insn reg pressure info.
9519 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9520 ira_memory_move_cost, ira_class_hard_regs,
9521 ira_class_hard_regs_num, ira_no_alloc_regs,
9522 ira_available_class_regs, ira_reg_class_cover_size,
9523 ira_reg_class_cover, ira_class_translate): Move to ira.h.
9525 * ira-lives.c (single_reg_class): Check mode to find how many
9526 registers are necessary for operand.
9527 (ira_implicitly_set_insn_hard_regs): New.
9529 * common.opt (fsched-pressure): New options.
9530 (fsched-reg-pressure-heuristic): Remove.
9532 * ira.c (setup_eliminable_regset): Rename to
9533 ira_setup_eliminable_regset. Make it external.
9534 (expand_reg_info): Pass cover class to setup_reg_classes.
9535 (ira): Call resize_reg_info instead of allocate_reg_info.
9537 * sched-deps.c: Include ira.h.
9538 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
9539 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
9540 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
9541 mark_insn_hard_regno_birth, mark_insn_reg_birth,
9542 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
9543 mark_insn_reg_store, mark_insn_reg_clobber,
9544 setup_insn_reg_pressure_info): New.
9545 (sched_analyze_1): Update implicit_reg_pending_uses.
9546 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
9547 Use them to create dependencies. Set insn reg uses and pressure
9548 info. Process reg_pending_uses in one place.
9549 (free_deps): Free implicit sets.
9550 (remove_from_deps): Remove implicit sets if necessary. Check
9551 implicit sets when clearing reg_last_in_use.
9552 (init_deps_global): Clear implicit_reg_pending_clobbers and
9553 implicit_reg_pending_uses.
9555 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
9556 ira_memory_move_cost, ira_class_hard_regs,
9557 ira_class_hard_regs_num, ira_no_alloc_regs,
9558 ira_available_class_regs, ira_reg_class_cover_size,
9559 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
9560 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
9561 ira_implicitly_set_insn_hard_regs): New prototypes.
9563 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
9564 cost_elements_num): New variables.
9565 (allocno_costs, total_costs): Rename to costs and
9566 total_allocno_costs.
9567 (COSTS_OF_ALLOCNO): Rename to COSTS.
9568 (allocno_pref): Rename to pref.
9569 (allocno_pref_buffer): Rename to pref_buffer.
9570 (common_classes): Rename to regno_cover_class.
9572 (record_reg_classes): Set allocno attributes only if allocno_p.
9573 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
9574 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
9575 and COSTS_OF_ALLOCNO.
9576 (print_costs): Rename to print_allocno_costs.
9577 (print_pseudo_costs): New.
9578 (process_bb_node_for_costs): Split into 2 functions with new
9579 function process_bb_for_costs. Pass BB to process_bb_for_costs.
9580 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
9581 new parameter dump_file. Use cost_elements_num instead of
9582 ira_allocnos_num. Make one iteration if preferred classes were
9583 already calculated for scheduler. Make 2 versions of code
9584 depending on allocno_p.
9585 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
9586 regno_cover_class and COSTS instead of common_classes and
9588 (init_costs, finish_costs): New.
9589 (ira_costs): Set up allocno_p and cost_elements_num. Call
9590 init_costs and finish_costs.
9591 (ira_set_pseudo_classes): New.
9593 * rtl.h (allocate_reg_info): Remove.
9594 (resize_reg_info): Change return type.
9595 (reg_cover_class): New.
9596 (setup_reg_classes): Add new parameter.
9598 * sched-int.h (struct deps_reg): New member implicit_sets.
9599 (sched_pressure_p, sched_regno_cover_class): New external definitions.
9600 (INCREASE_BITS): New macro.
9601 (struct reg_pressure_data, struct reg_use_data): New.
9602 (struct _haifa_insn_data): Remove reg_weight. Add members
9603 reg_pressure, reg_use_list, reg_set_list, and
9604 reg_pressure_excess_cost_change.
9605 (struct deps): New member implicit_sets.
9606 (pressure_p): New variable.
9607 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
9608 (struct reg_pressure_data, struct reg_use_data): New.
9609 (INSN_REG_WEIGHT): Remove.
9610 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
9611 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
9612 (sched_init_region_reg_pressure_info,
9613 sched_setup_bb_reg_pressure_info): New prototypes.
9615 * reginfo.c (struct reg_pref): New member coverclass.
9616 (reg_cover_class): New function.
9617 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
9618 (reg_info_size): New variable.
9619 (allocate_reg_info): Make static. Setup reg_info_size.
9620 (resize_reg_info): Use reg_info_size. Return flag of resizing.
9621 (setup_reg_classes): Add a new parameter. Setup cover class too.
9623 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
9626 * sched-rgn.c (deps_join): Set up implicit_sets.
9627 (schedule_region): Set up region and basic blocks pressure
9630 * passes.c (init_optimization_passes): Move
9631 pass_subregs_of_mode_init before pass_sched.
9633 2009-09-02 Martin Jambor <mjambor@suse.cz>
9635 * tree-sra.c (struct access): New field grp_hint.
9636 (dump_access): Dump grp_hint.
9637 (sort_and_splice_var_accesses): Set grp_hint if a group is read
9639 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
9640 those which have been specifically read and somehow written to.
9641 (propagate_subacesses_accross_link): Set grp_hint of right child and
9642 also possibly of the left child.
9644 2009-09-02 Jakub Jelinek <jakub@redhat.com>
9646 * tree-object-size.c (addr_object_size): Always use object_size_type
9647 0 or 2 when determining the pointer pointed object size.
9649 2009-09-02 Richard Guenther <rguenther@suse.de>
9652 2009-08-31 Richard Guenther <rguenther@suse.de>
9654 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9655 to query if the memory regions for memmove overlap.
9656 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9657 asserts on pointers, instead deal with odd trees.
9658 (ptr_derefs_may_alias_p): Likewise.
9659 (refs_may_alias_p_1): Constructor bases also never alias.
9661 2009-08-01 Christian Bruel <christian.bruel@st.com>
9664 2009-07-31 Christian Bruel <christian.bruel@st.com>
9665 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9667 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
9669 * doc/invoke.texi (-fvar-tracking-assignments): New.
9670 (-fvar-tracking-assignments-toggle): New.
9671 (-fdump-final-insns=file): Mark filename as optional.
9672 (--param min-nondebug-insn-uid): New.
9673 (-gdwarf-@{version}): Mention version 4.
9674 * opts.c (common_handle_option): Accept it.
9675 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
9676 * regrename.c (regrename_optimize): Drop last. Don't count debug
9677 insns as uses. Don't reject change because of debug insn.
9678 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
9679 from the chain starter, and check for inexact matches in DEBUG_INSNS.
9680 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
9681 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
9682 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
9683 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
9684 * doc/gimple.texi (is_gimple_debug): New.
9685 (gimple_debug_bind_p): New.
9686 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
9687 * doc/install.texi (bootstrap-debug): More details.
9688 (bootstrap-debug-big, bootstrap-debug-lean): Document.
9689 (bootstrap-debug-lib): More details.
9690 (bootstrap-debug-ckovw): Update.
9691 (bootstrap-time): New.
9692 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
9693 (insert_phi_nodes_for): Insert debug stmts.
9694 (rewrite_stmt): Take iterator. Insert debug stmts.
9695 (rewrite_enter_block): Adjust.
9696 (maybe_replace_use_in_debug_stmt): New.
9697 (rewrite_update_stmt): Use it.
9698 (mark_use_interesting): Return early for debug stmts.
9699 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
9700 stmts before replacing stmt.
9701 (move_computations_stmt): Likewise.
9702 * ira-conflicts.c (add_copies): Skip debug insns.
9703 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
9704 (regstat_bb_compute_ri): Skip debug insns.
9705 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
9706 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
9707 check_loop_closed_ssa_stmt): Skip debug stmts.
9708 * tree-tailcall.c (find_tail_calls): Likewise.
9709 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
9710 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
9711 (build_var_debug_value_stat): Declare.
9712 (build_var_debug_value): Define.
9713 (target_for_debug_bind): Declare.
9714 * reload.c (find_equiv_reg): Skip debug insns.
9715 * rtlanal.c (reg_used_between_p): Skip debug insns.
9716 (side_effects_p): Likewise.
9717 (canonicalize_condition): Likewise.
9718 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
9719 insns never depend on debug insns.
9720 (create_ddg_dep_no_link): Likewise.
9721 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
9722 Don't add inter-loop dependencies for debug insns.
9723 (build_intra_loop_deps): Likewise.
9724 (create_ddg): Count debug insns.
9725 * ddg.h (struct ddg::num_debug): New.
9726 (num_backargs): Pair up with previous int field.
9727 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
9728 -fcompare-debug-second.
9729 * final.c (get_attr_length_1): Skip debug insns.
9730 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
9731 * gcc.c (invoke_as): Call compare-debug-dump-opt.
9732 (driver_self_specs): Map -fdump-final-insns to
9733 -fdump-final-insns=..
9734 (get_local_tick): New.
9735 (compare_debug_dump_opt_spec_function): Test for . argument and
9736 compute output name. Compute temp output spec without flag name.
9737 Compute -frandom-seed.
9738 (OPT): Undef after use.
9739 * cfgloopanal.c (num_loop_insns): Skip debug insns.
9740 (average_num_loop_insns): Likewise.
9741 * params.h (MIN_NONDEBUG_INSN_UID): New.
9742 * gimple.def (GIMPLE_DEBUG): New.
9743 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
9744 * auto-inc-dec.c (merge_in_block): Skip debug insns.
9745 (merge_in_block): Fix whitespace.
9746 * toplev.c (flag_var_tracking): Update comment.
9747 (flag_var_tracking_assignments): New.
9748 (flag_var_tracking_assignments_toggle): New.
9749 (process_options): Don't open final insns dump file if we're not
9750 going to write to it. Compute defaults for var_tracking.
9751 * df-scan.c (df_insn_rescan_debug_internal): New.
9752 (df_uses_record): Handle debug insns.
9753 * haifa-sched.c (ready): Initialize n_debug.
9754 (contributes_to_priority): Skip debug insns.
9755 (dep_list_size): New.
9757 (rank_for_schedule): Likewise. Schedule debug insns as soon as
9758 they're ready. Disregard previous debug insns to make decisions.
9759 (queue_insn): Never queue debug insns.
9760 (ready_add, ready_remove_first, ready_remove): Count debug insns.
9761 (schedule_insn): Don't reject debug insns because of issue rate.
9762 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
9763 (queue_to_ready): Skip and discount debug insns.
9764 (choose_ready): Let debug insns through.
9765 (schedule_block): Check boundary debug insns. Discount debug
9766 insns, schedule them early. Adjust whitespace.
9767 (set_priorities): Check for boundary debug insns.
9768 (add_jump_dependencies): Use dep_list_size.
9769 (prev_non_location_insn): New.
9770 (check_cfg): Use it.
9771 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
9773 (remove_unused_ivs): Reset debug stmts.
9774 * modulo-sched.c (const_iteration_count): Skip debug insns.
9775 (res_MII): Discount debug insns.
9776 (loop_single_full_bb_p): Skip debug insns.
9777 (sms_schedule): Likewise.
9778 (sms_schedule_by_order): Likewise.
9779 (ps_has_conflicts): Likewise.
9780 * caller-save.c (refmarker_fn): New.
9781 (save_call_clobbered_regs): Replace regs with saved mem in
9783 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
9784 Call refmarker_fn mark for hardregnos.
9785 (mark_reg_as_referenced): New.
9786 (replace_reg_with_saved_mem): New.
9787 * ipa-pure-const.c (check_stmt): Skip debug stmts.
9788 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
9790 (cse_extended_basic_block): Skip debug insns.
9791 (count_reg_usage): Likewise.
9792 (is_dead_reg): New, split out of...
9793 (set_live_p): ... here.
9794 (insn_live_p): Use it for debug insns.
9795 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
9796 (execute_optimize_stdarg): Likewise.
9797 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
9798 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
9799 changes in debug stmts as changes.
9800 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
9801 (moveup_expr): Don't move across debug insns. Don't move
9802 debug insn if it would create a bookkeeping block.
9803 (moveup_expr_cached): Don't use cache for debug insns that
9804 are heads of blocks.
9805 (compute_av_set_inside_bb): Skip debug insns.
9806 (sel_rank_for_schedule): Schedule debug insns first. Remove
9808 (block_valid_for_bookkeeping_p); Support lax searches.
9809 (create_block_for_bookkeeping): Adjust block numbers when
9810 encountering debug-only blocks.
9811 (find_place_for_bookkeeping): Deal with debug-only blocks.
9812 (generate_bookkeeping_insn): Accept no place to insert.
9813 (remove_temp_moveop_nops): New argument full_tidying.
9814 (prepare_place_to_insert): Deal with debug insns.
9815 (advance_state_on_fence): Debug insns don't start cycles.
9816 (update_boundaries): Take fence as argument. Deal with
9818 (schedule_expr_on_boundary): No full_tidying on debug insns.
9819 (fill_insns): Deal with debug insns.
9820 (track_scheduled_insns_and_blocks): Don't count debug insns.
9821 (need_nop_to_preserve_insn_bb): New, split out of...
9822 (remove_insn_from_stream): ... this.
9823 (fur_orig_expr_not_found): Skip debug insns.
9824 * rtl.def (VALUE): Move up.
9826 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
9827 (nearest_common_dominator_of_uses): Take debug_stmts argument.
9828 Set it if debug stmts are found.
9829 (statement_sink_location): Skip debug stmts. Propagate
9830 moving defs into debug stmts.
9831 * ifcvt.c (first_active_insn): Skip debug insns.
9832 (last_active_insns): Likewise.
9833 (cond_exec_process_insns): Likewise.
9834 (noce_process_if_block): Likewise.
9835 (check_cond_move_block): Likewise.
9836 (cond_move_convert_if_block): Likewise.
9837 (block_jumps_and_fallthru_p): Likewise.
9838 (dead_or_predicable): Likewise.
9839 * dwarf2out.c (debug_str_hash_forced): New.
9840 (find_AT_string): Add comment.
9841 (gen_label_for_indirect_string): New.
9842 (get_debug_string_label): New.
9843 (AT_string_form): Use it.
9844 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
9845 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
9846 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
9847 several operations that cannot be represented with DWARF opcodes.
9848 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
9849 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
9850 (dwarf2out_var_location): Take during-call mark into account.
9851 (output_indirect_string): Update comment. Output if there are
9852 label and references.
9853 (prune_indirect_string): New.
9854 (prune_unused_types): Call it if debug_str_hash_forced.
9855 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
9856 (dw_long_long_const): Remove.
9857 (struct dw_val_struct): Change val_long_long type to rtx.
9858 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
9859 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
9860 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
9861 component instead of HOST_BITS_PER_LONG.
9862 (output_loc_operands): Likewise. For const8* assert
9863 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
9864 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
9865 rather than HOST_BITS_PER_LONG is >= 64.
9866 (add_AT_long_long): Remove val_hi and val_lo arguments, add
9868 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
9869 HOST_BITS_PER_LONG for dw_val_class_long_long.
9870 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
9871 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
9872 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
9874 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
9875 Handle DW_OP_implicit_value.
9876 (extract_int): Move prototype earlier.
9877 (mem_loc_descriptor): For SUBREG punt if inner
9878 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
9879 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
9880 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
9881 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
9882 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
9883 instead of Pmode size.
9884 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
9885 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
9886 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
9887 (concat_loc_descriptor, concatn_loc_descriptor,
9888 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
9889 (add_location_or_const_value_attribute): Likewise. For single
9890 location loc_lists attempt to use add_const_value_attribute
9891 for constant decls. Add DW_AT_const_value even if
9892 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
9894 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
9895 (control_flow_insn_p): Likewise.
9896 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
9897 (separate_decls_in_region_debug_bind): New.
9898 (separate_decls_in_region): Process debug bind stmts afterwards.
9899 * recog.c (verify_changes): Handle debug insns.
9900 (extract_insn): Likewise.
9901 (peephole2_optimize): Skip debug insns.
9902 * dse.c (scan_insn): Skip debug insns.
9903 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
9905 (setup_id_for_insn): Handle debug insns.
9906 (maybe_tidy_empty_bb): Adjust whitespace.
9907 (tidy_control_flow): Skip debug insns.
9908 (sel_remove_insn): Adjust for debug insns.
9909 (sel_estimate_number_of_insns): Skip debug insns.
9910 (create_insn_rtx_from_pattern): Handle debug insns.
9911 (create_copy_of_insn_rtx): Likewise.
9912 * sel-sched-.h (sel_bb_end): Declare.
9913 (sel_bb_empty_or_nop_p): New.
9914 (get_all_loop_exits): Use it.
9915 (_eligible_successor_edge_p): Likewise.
9916 (return_nop_to_pool): Adjust.
9917 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
9918 * ira-lives.c (process_bb_node_lives): Skip debug insns.
9919 * gimple-pretty-print.c (dump_gimple_debug): New.
9920 (dump_gimple_stmt): Use it.
9921 (dump_bb_header): Skip gimple debug stmts.
9922 * regmove.c (optimize_reg_copy_1): Discount debug insns.
9923 (fixup_match_2): Likewise.
9924 (regmove_backward_pass): Likewise. Simplify combined
9925 replacement. Handle debug insns.
9926 * function.c (instantiate_virtual_regs): Handle debug insns.
9927 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
9928 * print-rtl.h: Include cselib.h.
9929 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
9930 * df.h (df_inns_rescan_debug_internal): Declare.
9931 * gcse.c (alloc_hash_table): Estimate n_insns.
9932 (cprop_insn): Don't regard debug insns as changes.
9933 (bypass_conditional_jumps): Skip debug insns.
9934 (one_pre_gcse_pass): Adjust.
9935 (one_code_hoisting_pass): Likewise.
9936 (compute_ld_motion_mems): Skip debug insns.
9937 (one_cprop_pass): Adjust.
9938 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
9939 (if_convertible_stmt_p): Handle debug stmts.
9940 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
9941 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
9942 * ira-build.c (create_bb_allocnos): Skip debug insns.
9943 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
9944 (has_single_use): Likewise.
9945 (single_imm_use): Likewise.
9946 (num_imm_uses): Likewise.
9947 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
9948 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
9949 (create_outofssa_var_map): Likewise.
9950 * lower-subreg.c (adjust_decomposed_uses): New.
9951 (resolve_debug): New.
9952 (decompose_multiword_subregs): Use it.
9953 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
9954 * emit-rtl.c: Include params.h.
9955 (cur_debug_insn_uid): Define.
9956 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
9957 (copy_rtx_if_shared_1): Handle debug insns.
9958 (reset_used_flags): Likewise.
9959 (set_used_flags): LIkewise.
9960 (get_max_insn_count): New.
9961 (next_nondebug_insn): New.
9962 (prev_nondebug_insn): New.
9963 (make_debug_insn_raw): New.
9964 (emit_insn_before_noloc): Handle debug insns.
9965 (emit_jump_insn_before_noloc): Likewise.
9966 (emit_call_insn_before_noloc): Likewise.
9967 (emit_debug_insn_before_noloc): New.
9968 (emit_insn_after_noloc): Handle debug insns.
9969 (emit_jump_insn_after_noloc): Likewise.
9970 (emit_call_insn_after_noloc): Likewise.
9971 (emit_debug_insn_after_noloc): Likewise.
9972 (emit_insn_after): Take loc from earlier non-debug insn.
9973 (emit_jump_insn_after): Likewise.
9974 (emit_call_insn_after): Likewise.
9975 (emit_debug_insn_after_setloc): New.
9976 (emit_debug_insn_after): New.
9977 (emit_insn_before): Take loc from later non-debug insn.
9978 (emit_jump_insn_before): Likewise.
9979 (emit_call_insn_before): Likewise.
9980 (emit_debug_insn_before_setloc): New.
9981 (emit_debug_insn_before): New.
9982 (emit_insn): Handle debug insns.
9983 (emit_debug_insn): New.
9984 (emit_jump_insn): Handle debug insns.
9985 (emit_call_insn): Likewise.
9987 (init_emit): Take min-nondebug-insn-uid into account.
9988 Initialize cur_debug_insn_uid.
9989 (emit_copy_of_insn_after): Handle debug insns.
9990 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
9991 location of single rhs in place.
9992 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
9993 (floor_sdiv_adjust): New.
9994 (cell_sdiv_adjust): New.
9995 (cell_udiv_adjust): New.
9996 (round_sdiv_adjust): New.
9997 (round_udiv_adjust): New.
9998 (wrap_constant): Moved from cselib.
9999 (unwrap_constant): New.
10000 (expand_debug_expr): New.
10001 (expand_debug_locations): New.
10002 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10004 (gimple_expand_cfg): Expand debug locations.
10005 * cselib.c: Include tree-pass.h.
10006 (struct expand_value_data): New.
10007 (cselib_record_sets_hook): New.
10008 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10009 (cselib_clear_table): Move, and implemnet in terms of...
10010 (cselib_reset_table_with_next_value): ... this.
10011 (cselib_get_next_unknown_value): New.
10012 (discard_useless_locs): Don't discard preserved values.
10013 (cselib_preserve_value): New.
10014 (cselib_preserved_value_p): New.
10015 (cselib_preserve_definitely): New.
10016 (cselib_clear_preserve): New.
10017 (cselib_preserve_only_values): New.
10018 (new_cselib_val): Take rtx argument. Dump it in details.
10019 (cselib_lookup_mem): Adjust.
10020 (expand_loc): Take regs_active in struct. Adjust. Silence
10021 dumps unless details are requested.
10022 (cselib_expand_value_rtx_cb): New.
10023 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10024 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10025 without details. Copy more subregs. Try to resolve values
10026 using a callback. Wrap constants.
10027 (cselib_subst_to_values): Adjust.
10028 (cselib_log_lookup): New.
10029 (cselib_lookup): Call it.
10030 (cselib_invalidate_regno): Don't count preserved values as useless.
10031 (cselib_invalidate_mem): Likewise.
10032 (cselib_record_set): Likewise.
10033 (struct set): Renamed to cselib_set, moved to cselib.h.
10034 (cselib_record_sets): Adjust. Call hook.
10035 (cselib_process_insn): Reset table when it would be cleared.
10036 (dump_cselib_val): New.
10037 (dump_cselib_table): New.
10038 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10039 (remove_forwarder_block): Support moving debug stmts.
10040 * cselib.h (cselib_record_sets_hook): Declare.
10041 (cselib_expand_callback): New type.
10042 (cselib_expand_value_rtx_cb): Declare.
10043 (cselib_reset_table_with_next_value): Declare.
10044 (cselib_get_next_unknown_value): Declare.
10045 (cselib_preserve_value): Declare.
10046 (cselib_preserved_value_p): Declare.
10047 (cselib_preserve_only_values): Declare.
10048 (dump_cselib_table): Declare.
10049 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10050 (try_crossjump_to_edge): Likewise.
10051 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10052 dominated blocks when debug stmts are present.
10053 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10054 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10055 (set_var_live_on_entry): Likewise.
10056 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10057 * cfglayout.c (curr_location, last_location): Make static.
10058 (set_curr_insn_source_location): Don't avoid bouncing.
10059 (get_curr_insn_source_location): New.
10060 (get_curr_insn_block): New.
10061 (duplicate_insn_chain): Handle debug insns.
10062 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10064 * common.opt (fcompare-debug): Move to sort order.
10065 (fdump-unnumbered-links): Likewise.
10066 (fvar-tracking-assignments): New.
10067 (fvar-tracking-assignments-toggle): New.
10068 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10069 because of debug stmts.
10070 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10071 (eliminate_unnecessary_stmts): Walk dominated blocks before
10073 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10074 * ira.c (memref_used_between_p): Skip debug insns.
10075 (update_equiv_regs): Likewise.
10076 * sched-deps.c (sd_lists_size): Accept empty list.
10077 (sd_init_insn): Mark debug insns.
10078 (sd_finish_insn): Unmark them.
10079 (sd_add_dep): Reject non-debug deps on debug insns.
10080 (fixup_sched_groups): Give debug insns group treatment.
10082 (sched_analyze_reg): Don't mark debug insns for sched before call.
10083 (sched_analyze_2): Handle debug insns.
10084 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10086 (deps_analyze_insn): Handle debug insns.
10087 (deps_start_bb): Skip debug insns.
10088 (init_deps): Initialize last_debug_insn.
10089 * tree-ssa.c (target_for_debug_bind): New.
10090 (find_released_ssa_name): New.
10091 (propagate_var_def_into_debug_stmts): New.
10092 (propagate_defs_into_debug_stmts): New.
10093 (verify_ssa): Skip debug bind stmts without values.
10094 (warn_uninialized_vars): Skip debug stmts.
10095 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10096 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10097 (rtx_equal_p): Likewise.
10098 * ira-costs.c (scan_one_insn): Skip debug insns.
10099 (process_bb_node_for_hard_reg_moves): Likewise.
10100 * rtl.h (DEBUG_INSN_P): New.
10101 (NONDEBUG_INSN_P): New.
10102 (MAY_HAVE_DEBUG_INSNS): New.
10103 (INSN_P): Accept debug insns.
10104 (RTX_FRAME_RELATED_P): Likewise.
10105 (INSN_DELETED_P): Likewise
10106 (PAT_VAR_LOCATION_DECL): New.
10107 (PAT_VAR_LOCATION_LOC): New.
10108 (PAT_VAR_OCATION_STATUS): New.
10109 (NOTE_VAR_LOCATION_DECL): Reimplement.
10110 (NOTE_VAR_LOCATION_LOC): Likewise.
10111 (NOTE_VAR_LOCATION_STATUS): Likewise.
10112 (INSN_VAR_LOCATION): New.
10113 (INSN_VAR_LOCATION_DECL): New.
10114 (INSN_VAR_LOCATION_LOC): New.
10115 (INSN_VAR_LOCATION_STATUS): New.
10116 (gen_rtx_UNKNOWN_VAR_LOC): New.
10117 (VAR_LOC_UNKNOWN_P): New.
10118 (NOTE_DURING_CALL_P): New.
10119 (SCHED_GROUP_P): Accept debug insns.
10120 (emit_debug_insn_before): Declare.
10121 (emit_debug_insn_before_noloc): Declare.
10122 (emit_debug_insn_beore_setloc): Declare.
10123 (emit_debug_insn_after): Declare.
10124 (emit_debug_insn_after_noloc): Declare.
10125 (emit_debug_insn_after_setloc): Declare.
10126 (emit_debug_insn): Declare.
10127 (make_debug_insn_raw): Declare.
10128 (prev_nondebug_insn): Declare.
10129 (next_nondebug_insn): Declare.
10130 (delegitimize_mem_from_attrs): Declare.
10131 (get_max_insn_count): Declare.
10132 (wrap_constant): Declare.
10133 (unwrap_constant): Declare.
10134 (get_curr_insn_source_location): Declare.
10135 (get_curr_insn_block): Declare.
10136 * tree-inline.c (insert_debug_decl_map): New.
10137 (processing_debug_stmt): New.
10138 (remap_decl): Don't create new mappings in debug stmts.
10139 (remap_gimple_op_r): Don't add references in debug stmts.
10140 (copy_tree_body_r): Likewise.
10141 (remap_gimple_stmt): Handle debug bind stmts.
10142 (copy_bb): Skip debug stmts.
10143 (copy_edges_for_bb): Likewise.
10144 (copy_debug_stmt): New.
10145 (copy_debug_stmts): New.
10146 (copy_body): Copy debug stmts at the end.
10147 (insert_init_debug_bind): New.
10148 (insert_init_stmt): Take id. Skip and emit debug stmts.
10149 (setup_one_parameter): Remap variable earlier, register debug mapping.
10150 (estimate_num_insns): Skip debug stmts.
10151 (expand_call_inline): Preserve debug_map.
10152 (optimize_inline_calls): Check for no debug_stmts left-overs.
10153 (unsave_expr_now): Preserve debug_map.
10154 (copy_gimple_seq_and_replace_locals): Likewise.
10155 (tree_function_versioning): Check for no debug_stmts left-overs.
10156 Init and destroy debug_map as needed. Split edges unconditionally.
10157 (build_duplicate_type): Init and destroy debug_map as needed.
10158 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10159 (struct copy_body_data): Add debug_stmts and debug_map.
10160 * sched-int.h (struct ready_list): Add n_debug.
10161 (struct deps): Add last_debug_insn.
10162 (DEBUG_INSN_SCHED_P): New.
10163 (BOUNDARY_DEBUG_INSN_P): New.
10164 (SCHEDULE_DEBUG_INSN_P): New.
10165 (sd_iterator_cond): Accept empty list.
10166 * combine.c (create_log_links): Skip debug insns.
10167 (combine_instructions): Likewise.
10168 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10169 return value is always unshared.
10170 (struct rtx_subst_pair): New.
10171 (auto_adjust_pair): New.
10172 (propagate_for_debug_subst): New.
10173 (propagate_for_debug): New.
10174 (try_combine): Skip debug insns. Propagate removed defs into
10176 (next_nonnote_nondebug_insn): New.
10177 (distribute_notes): Use it. Skip debug insns.
10178 (distribute_links): Skip debug insns.
10179 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10180 * resource.c (mark_target_live_regs): Likewise.
10181 * var-tracking.c: Include cselib.h and target.h.
10182 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10184 (micro_operation_type_name): New.
10185 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10186 (struct micro_operation_def): Update comments.
10187 (decl_or_value): New type. Use instead of decls.
10188 (struct emit_note_data_def): Add vars.
10189 (struct attrs_def): Use decl_or_value.
10190 (struct variable_tracking_info_def): Add permp, flooded.
10191 (struct location_chain_def): Update comment.
10192 (struct variable_part_def): Use decl_or_value.
10193 (struct variable_def): Make var_part a variable length array.
10194 (valvar_pool): New.
10195 (scratch_regs): New.
10196 (cselib_hook_called): New.
10197 (dv_is_decl_p): New.
10198 (dv_is_value_p): New.
10200 (dv_as_value): New.
10201 (dv_as_opaque): New.
10202 (dv_onepart_p): New.
10204 (IS_DECL_CODE): New.
10205 (check_value_is_not_decl): New.
10206 (dv_from_decl): New.
10207 (dv_from_value): New.
10208 (dv_htab_hash): New.
10209 (variable_htab_hash): Use it.
10210 (variable_htab_eq): Support values.
10211 (variable_htab_free): Free from the right pool.
10212 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10213 (attrs_list_union): Adjust.
10214 (attrs_list_mpdv_union): New.
10215 (tie_break_pointers): New.
10216 (canon_value_cmp): New.
10217 (unshare_variable): Return possibly-modified slot.
10218 (vars_copy_1): Adjust.
10219 (var_reg_decl_set): Adjust. Split out of...
10220 (var_reg_set): ... this.
10221 (get_init_value): Adjust.
10222 (var_reg_delete_and_set): Adjust.
10223 (var_reg_delete): Adjust.
10224 (var_regno_delete): Adjust.
10225 (var_mem_decl_set): Split out of...
10226 (var_mem_set): ... this.
10227 (var_mem_delete_and_set): Adjust.
10228 (var_mem_delete): Adjust.
10231 (val_resolve): New.
10232 (variable_union): Adjust. Speed up merge of 1-part vars.
10233 (variable_canonicalize): Use unshared slot.
10234 (VALUED_RECURSED_INTO): New.
10235 (find_loc_in_1pdv): New.
10236 (struct dfset_merge): New.
10237 (insert_into_intersection): New.
10238 (intersect_loc_chains): New.
10240 (canonicalize_loc_order_check): New.
10241 (canonicalize_values_mark): New.
10242 (canonicalize_values_star): New.
10243 (variable_merge_over_cur): New.
10244 (variable_merge_over_src): New.
10245 (dataflow_set_merge): New.
10246 (dataflow_set_equiv_regs): New.
10247 (remove_duplicate_values): New.
10248 (struct dfset_post_merge): New.
10249 (variable_post_merge_new_vals): New.
10250 (variable_post_merge_perm_vals): New.
10251 (dataflow_post_merge_adjust): New.
10252 (find_mem_expr_in_1pdv): New.
10253 (dataflow_set_preserve_mem_locs): New.
10254 (dataflow_set_remove_mem_locs): New.
10255 (dataflow_set_clear_at_call): New.
10256 (onepart_variable_different_p): New.
10257 (variable_different_p): Use it.
10258 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
10259 (track_expr_p): Add need_rtl parameter. Don't generate rtl
10261 (track_loc_p): Pass it true.
10262 (struct count_use_info): New.
10263 (find_use_val): New.
10264 (replace_expr_with_values): New.
10265 (log_op_type): New.
10266 (use_type): New, partially split out of...
10267 (count_uses): ... this. Count new micro-ops.
10268 (count_uses_1): Adjust.
10269 (count_stores): Adjust.
10270 (count_with_sets): New.
10271 (VAL_NEEDS_RESOLUTION): New.
10272 (VAL_HOLDS_TRACK_EXPR): New.
10273 (VAL_EXPR_IS_COPIED): New.
10274 (VAL_EXPR_IS_CLOBBERED): New.
10275 (add_uses): Adjust. Generate new micro-ops.
10276 (add_uses_1): Adjust.
10277 (add_stores): Generate new micro-ops.
10278 (add_with_sets): New.
10279 (find_src_status): Adjust.
10280 (find_src_set_src): Adjust.
10281 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
10282 Handle new micro-ops. Canonicalize value equivalances.
10283 (vt_find_locations): Compute total size of hash tables for
10284 dumping. Perform merge for var-tracking-assignments. Don't
10285 disregard single-block loops.
10286 (dump_attrs_list): Handle decl_or_value.
10287 (dump_variable): Take variable. Deal with decl_or_value.
10288 (dump_variable_slot): New.
10289 (dump_vars): Use it.
10290 (dump_dataflow_sets): Adjust.
10291 (set_slot_part): New, extended to support one-part variables
10292 after splitting out of...
10293 (set_variable_part): ... this.
10294 (clobber_slot_part): New, split out of...
10295 (clobber_variable_part): ... this.
10296 (delete_slot_part): New, split out of...
10297 (delete_variable_part): .... this.
10298 (check_wrap_constant): New.
10299 (vt_expand_loc_callback): New.
10300 (vt_expand_loc): New.
10301 (emit_note_insn_var_location): Adjust. Handle values. Handle
10302 EMIT_NOTE_AFTER_CALL_INSN.
10303 (emit_notes_for_differences_1): Adjust. Handle values.
10304 (emit_notes_for_differences_2): Likewise.
10305 (emit_notes_for_differences): Adjust.
10306 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
10307 Adjust. Handle new micro-ops.
10308 (vt_add_function_parameters): Adjust. Create and bind values.
10309 (vt_initialize): Adjust. Initialize scratch_regs and
10310 valvar_pool, flooded and perm.. Initialize and use cselib. Log
10311 operations. Move some code to count_with_sets and add_with_sets.
10312 (delete_debug_insns): New.
10313 (vt_debug_insns_local): New.
10314 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
10316 (var_tracking_main): If var-tracking-assignments is enabled
10317 but var-tracking isn't, delete debug insns and leave. Likewise
10318 if we exceed limits or fail the stack adjustments tests, and
10319 after all var-tracking processing.
10320 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
10321 (dataflow_set): Add traversed_vars.
10322 (value_chain, const_value_chain): New typedefs.
10323 (value_chain_pool, value_chains): New variables.
10324 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
10325 add_value_chains, add_cselib_value_chains, remove_value_chain,
10326 remove_value_chains, remove_cselib_value_chains): New functions.
10327 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
10328 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
10330 (shared_hash_find_slot_unshare, shared_hash_find_slot,
10331 shared_hash_find_slot_noinsert, shared_hash_find): Update.
10332 (dst_can_be_shared): New variable.
10333 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
10334 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
10335 different from set->vars, look up slot again instead of using the
10337 (dataflow_set_init): Initialize traversed_vars.
10338 (variable_union): Use shared_hash_*. Use initially NO_INSERT
10339 lookup if set->vars is shared. Don't keep slot cleared before
10340 calling unshare_variable. Unshare set->vars if needed. Adjust
10341 unshare_variable callers. Clear dst_can_be_shared if needed.
10342 Even ->refcount == 1 vars must be unshared if set->vars is shared
10343 and var needs to be modified.
10344 (dataflow_set_union): Set traversed_vars during canonicalization.
10345 (VALUE_CHANGED, DECL_CHANGED): Define.
10346 (set_dv_changed, dv_changed_p): New static inlines.
10347 (track_expr_p): Clear DECL_CHANGED.
10348 (dump_dataflow_sets): Set it.
10349 (variable_was_changed): Call set_dv_changed.
10350 (emit_note_insn_var_location): Likewise.
10351 (changed_variables_stack): New variable.
10352 (check_changed_vars_1, check_changed_vars_2): New functions.
10353 (emit_notes_for_changes): Do nothing if changed_variables is
10354 empty. Traverse changed_variables with check_changed_vars_1,
10355 call check_changed_vars_2 on each changed_variables_stack entry.
10356 (emit_notes_in_bb): Add SET argument. Just clear it at the
10357 beginning, use it instead of local &set, don't destroy it at the end.
10358 (vt_emit_notes): Call dataflow_set_clear early on all
10359 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
10360 computed set, dataflow_set_clear also VTI(bb)->in when we are
10361 done with the basic block. Initialize changed_variables_stack,
10362 free it afterwards. If ENABLE_CHECKING verify that after noting
10363 differences to an empty set value_chains hash table is empty.
10364 (vt_initialize): Initialize value_chains and value_chain_pool.
10365 (vt_finalize): Delete value_chains htab, free value_chain_pool.
10366 (variable_tracking_main): Call dump_dataflow_sets before calling
10367 vt_emit_notes, not after it.
10368 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
10369 (propagate_var_def_into_debug_stmts): Declare.
10370 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
10371 (df_set_note): Reject debug insns.
10372 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
10373 add notes to debug insns.
10374 (df_note_bb_compute): Adjust. Likewise.
10375 (df_simulate_uses): Skip debug insns.
10376 (df_simulate_initialize_backwards): Likewise.
10377 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
10378 (subst_stack_regs_pat): Reject debug insns.
10379 (convert_regs_1): Handle debug insns.
10380 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
10381 (print-rtl.o): Depend on cselib.h.
10382 (cselib.o): Depend on TREE_PASS_H.
10383 (var-tracking.o): Depend on cselib.h and TARGET_H.
10384 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
10385 (init_ready_list): Skip boundary debug insns.
10386 (add_branch_dependences): Skip debug insns.
10387 (free_block_dependencies): Check for blocks with only debug insns.
10388 (compute_priorities): Likewise.
10389 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
10390 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
10392 (gimple_build_debug_bind_stat): New.
10393 (empty_body_p): Skip debug stmts.
10394 (gimple_has_side_effects): Likewise.
10395 (gimple_rhs_has_side_effects): Likewise.
10396 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
10397 (gimple_build_debug_bind_stat): Declare.
10398 (gimple_build_debug_bind): Define.
10399 (is_gimple_debug): New.
10400 (gimple_debug_bind_p): New.
10401 (gimple_debug_bind_get_var): New.
10402 (gimple_debug_bind_get_value): New.
10403 (gimple_debug_bind_get_value_ptr): New.
10404 (gimple_debug_bind_set_var): New.
10405 (gimple_debug_bind_set_value): New.
10406 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
10407 (gimple_debug_bind_reset_value): New.
10408 (gimple_debug_bind_has_value_p): New.
10409 (gsi_next_nondebug): New.
10410 (gsi_prev_nondebug): New.
10411 (gsi_start_nondebug_bb): New.
10412 (gsi_last_nondebug_bb): New.
10413 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
10414 (print_insn): Handle DEBUG_INSN.
10415 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
10416 of first insn prevail.
10417 (first_stmt): Skip debug stmts.
10418 (first_non_label_stmt): Likewise.
10419 (last_stmt): Likewise.
10420 (has_zero_uses_1): New.
10421 (single_imm_use_1): New.
10422 (verify_gimple_debug): New.
10423 (verify_types_in_gimple_stmt): Handle debug stmts.
10424 (verify_stmt): Likewise.
10425 (debug_loop_num): Skip debug stmts.
10426 (remove_edge_and_dominated_blocks): Remove dominators last.
10427 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
10428 (linearize_expr): Likewise.
10429 * config/i386/i386.c (ix86_delegitimize_address): Call
10430 default implementation.
10431 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
10432 (group_barrier_needed): Skip debug insns.
10433 (emit_insn_group_barriers): Likewise.
10434 (emit_all_insn_group_barriers): Likewise.
10435 (ia64_variable_issue): Handle debug insns.
10436 (ia64_dfa_new_cycle): Likewise.
10437 (final_emit_insn_group_barriers): Skip debug insns.
10438 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
10439 def cfa without frame.
10440 (process_set): Likewise.
10441 (process_for_unwind_directive): Pass frame on.
10442 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
10443 (rs6000_delegitimize_address): New.
10444 (rs6000_debug_adjust_cost): Handle debug insns.
10445 (is_microcoded_insn): Likewise.
10446 (is_cracked_insn): Likewise.
10447 (is_nonpipeline_insn): Likewise.
10448 (insn_must_be_first_in_group): Likewise.
10449 (insn_must_be_last_in_group): Likewise.
10450 (force_new_group): Likewise.
10451 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
10452 contains only debug insns.
10453 (rtl_merge_blocks): Skip debug insns.
10454 (purge_dead_edges): Likewise.
10455 (rtl_block_ends_with_call_p): Skip debug insns.
10456 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
10457 (mark_reg_dependencies): Skip debug insns.
10458 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
10459 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
10460 * tree-ssa-threadedge.c
10461 (record_temporary_equivalences_from_stmts): Skip debug stmts.
10462 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
10463 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
10464 (copyprop_hardreg_forward_1): Handle debug insns.
10465 * reload1.c (reload): Skip debug insns. Replace unassigned
10466 pseudos in debug insns with their equivalences.
10467 (eliminate_regs_in_insn): Skip debug insns.
10468 (emit_input_reload_insns): Skip debug insns at first, adjust
10470 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
10471 (get_indirect_ref_operands): Pass opf_no_vops on.
10472 (get_expr_operands): Likewise. Skip debug stmts.
10473 (parse_ssa_operands): Scan debug insns with opf_no_vops.
10475 2009-09-01 Richard Henderson <rth@redhat.com>
10477 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
10478 stmt_ends_pp_p statements at least once.
10479 * tree-vrp.c (vrp_initialize): Likewise.
10480 (vrp_visit_stmt): Be prepared for non-interesting stmts.
10482 2009-09-01 Dodji Seketeli <dodji@redhat.com>
10485 Fix AIX bootstrap after PR debug/30161
10486 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
10487 that is a GNU extension.
10488 (tmpl_value_parm_die_table): Move the definition of this global
10489 outside #ifdef DWARF2_DEBUGGING_INFO region.
10491 2009-09-01 Richard Guenther <rguenther@suse.de>
10493 * tree.c (tree_expr_size): New function.
10494 * tree.h (tree_expr_size): Declare.
10495 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
10496 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
10497 * langhooks.c (lhd_expr_size): Remove.
10498 * langhooks.h (struct lang_hooks): Remove expr_size.
10499 * explow.c (expr_size): Use tree_expr_size.
10500 (int_expr_size): Likewise.
10501 * langhooks-def.h (lhd_expr_size): Remove.
10502 (LANG_HOOKS_EXPR_SIZE): Likewise.
10503 (LANG_HOOKS_INITIALIZER): Adjust.
10505 2009-09-01 Richard Guenther <rguenther@suse.de>
10507 * tree-flow.h (mark_addressable): Move declaration ...
10508 * tree.h (mark_addressable): ... here.
10509 * stmt.c (expand_asm_operands): Use mark_addressable, not
10510 lang_hooks.mark_addressable.
10511 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10512 LANG_HOOKS_MARK_ADDRESSABLE.
10513 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
10514 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
10516 2009-08-31 Chris Demetriou <cgd@google.com>
10518 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
10519 vectorize if not TARGET_SSE2.
10521 2009-08-31 DJ Delorie <dj@redhat.com>
10523 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
10524 registers if no coprocessor is enabled.
10526 2009-08-31 Dodji Seketeli <dodji@redhat.com>
10529 * cgraph.h (cgraph_get_node): Declare ...
10530 * cgraph.c (cgraph_get_node): ... new function.
10531 * dwarf2out.c (gen_generic_params_dies,
10532 generic_parameter_die, tree_add_const_value_attribute_for_decl,
10533 make_ith_pack_parameter_name,
10534 append_entry_to_tmpl_value_parm_die_table,
10535 gen_remaining_tmpl_value_param_die_attribute): New functions.
10536 (gen_subprogram_die): Generate debug info for template parameters
10537 if debug info level is higher than DINFO_LEVEL_TERSE.
10538 Use tree_add_const_value_attribute_for_decl instead of
10539 tree_add_const_value_attribute.
10540 (gen_const_die): Use tree_add_const_value_attribute_for_decl
10541 instead of tree_add_const_value_attribute.
10542 (gen_struct_or_union_type_die): Generate debug
10543 info for template parameters if debug info level is higher than
10545 (tree_add_const_value_attribute): Handle integral and pointer
10546 constants. Update comment.
10547 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
10548 (dwarf_attr_name): Support DW_AT_GNU_template_name.
10549 (reference_to_unused): Fix thinko. Remove redundant predicates from
10551 (tree_add_const_value_attribute): Make this work for constant
10553 tree_add_const_value_attribute_for_decl is to be used for variable
10555 (add_location_or_const_value_attribute): Use
10556 tree_add_const_value_attribute_for_decl now.
10557 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
10558 DW_TAG_template_value_param DIEs after function DIEs have been
10560 * langhooks.h (lang_hooks_for_types): Add
10561 get_argument_pack_elems.
10562 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
10563 (lang_hooks): Added get_innermost_generic_parms,
10564 get_innermost_generic_args.
10565 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
10566 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
10567 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
10568 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
10570 2009-08-31 DJ Delorie <dj@redhat.com>
10572 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
10573 it once we start generating the prologue or epilogue.
10574 (mep_call_saves_register): If the frame is locked, re-use
10576 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
10577 (mep_expand_prologue): Call it.
10578 (mep_expand_epilogue): Likewise.
10579 (mep_start_function): Use the same logic as mep_expand_prologue.
10580 (mep_pass_by_reference): Make logic more readable.
10581 (mep_return_in_memory): Zero-sized objects are passed in memory.
10582 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
10584 2009-08-31 Richard Guenther <rguenther@suse.de>
10586 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10587 to query if the memory regions for memmove overlap.
10588 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10589 asserts on pointers, instead deal with odd trees.
10590 (ptr_derefs_may_alias_p): Likewise.
10591 (refs_may_alias_p_1): Constructor bases also never alias.
10593 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
10595 * doc/install.texi (Final install): Adjust reference on where to
10596 order printed manuals.
10598 2009-08-30 Olivier Hainque <hainque@adacore.com>
10600 * dwarf2out.c (switch_to_frame_table_section): Move
10601 definition prior to first use.
10603 2009-08-30 Richard Guenther <rguenther@suse.de>
10605 PR tree-optimization/41186
10606 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
10607 (ao_ref_init_from_ptr_and_size): New function.
10608 (ref_maybe_used_by_call_p_1): Be more precise tracking
10609 used ranges for builtin functions.
10610 (ref_maybe_used_by_call_p): Adjust.
10611 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
10612 ranges for builtin functions.
10613 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
10615 2009-08-30 Alan Modra <amodra@bigpond.net.au>
10618 * fwprop.c (get_reg_use_in): Delete.
10619 (free_load_extend): New function.
10620 (forward_propagate_subreg): Use it.
10622 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
10624 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
10626 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
10629 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
10632 2009-08-29 Douglas B Rupp <rupp@gnat.com>
10634 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
10635 fini or fini_array section.
10637 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10639 * graphite-dependences.c (graphite_legal_transform_bb): Call
10640 pbb_remove_duplicate_pdrs.
10641 * graphite-poly.c (can_collapse_pdr): Removed.
10642 (pdr_find_duplicate): Removed.
10643 (can_collapse_pdrs): New.
10644 (pbb_remove_duplicate_pdrs): New.
10645 (new_poly_dr): Do not look for duplicates.
10646 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
10647 (PBB_PDR_DUPLICATES_REMOVED): New.
10648 (pbb_remove_duplicate_pdrs): Declared.
10650 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10652 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
10653 the strides by multiplying by PDR_NB_REFS.
10654 * graphite-poly.c (can_collapse_pdr): New.
10655 (pdr_find_duplicate): New.
10656 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
10657 Initialize PDR_NB_REFS.
10658 * graphite-poly.h (struct poly_dr): Add field nb_refs.
10659 (PDR_NB_REFS): New.
10660 (new_poly_dr): Number of subscripts is a graphite_dim_t.
10662 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10664 PR middle-end/40965
10665 * graphite-poly.c (apply_poly_transforms): Remove legality test before
10668 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10670 * graphite-dependences.c (pddr_original_scattering): Return NULL
10671 for read-read dependence relations.
10672 * graphite-poly.h (enum poly_dr_type): Fix comment.
10674 (pdr_write_p): New.
10675 (pdr_may_write_p): New.
10677 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10679 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
10680 (struct poly_dr): Same.
10681 (new_poly_dr): Same.
10682 * graphite-poly.c (new_poly_dr): Same.
10683 * graphite-dependences.c (dot_deps): Disable call to system.
10685 2009-08-28 Cary Coutant <ccoutant@google.com>
10688 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
10689 struct/union/enum types local to a function.
10691 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10692 Sebastian Pop <sebastian.pop@amd.com>
10694 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
10695 pbb_strip_mine_time_depth. Changed the implementation so that
10696 transformation is expressed as a transformation on
10697 time (scatttering) dimensions. Also, ensures that the 2d+1
10698 scheduling format is preserved.
10699 (pbb_strip_mine_profitable_p): Profitability is based on the
10700 iteration number of a given time (scattering) dimension,
10701 and not on a original loop depth dimension.
10702 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
10703 (pbb_do_strip_mine): Call psct_dynamic_dim.
10704 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
10705 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
10706 (pbb_nb_dynamic_scattering_transform): New.
10707 (psct_dynamic_dim): New.
10709 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10711 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10712 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
10713 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
10714 * graphite-interchange.c (build_linearized_memory_access): Same.
10715 (memory_stride_in_loop): Same.
10717 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10719 * graphite-dependences.c (pddr_original_scattering): New.
10720 (graphite_legal_transform_dr): Call pddr_original_scattering.
10723 * graphite-dependences.h (dot_deps): Declared.
10724 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
10725 (print_pdr): Print PDR_ID.
10726 * graphite-poly.h (struct poly_dr): Add field id.
10729 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
10731 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10733 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
10734 not delete the original dependence relation.
10736 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10738 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
10739 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
10740 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
10741 (free_poly_ddr): New.
10742 (pddr_is_empty): New.
10743 (dependence_polyhedron_1): Now returns a poly_ddr_p.
10744 (dependence_polyhedron): Same. Remove useless gcc_assert.
10746 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
10747 (graphite_carried_dependence_level_k): Call pddr_is_empty.
10748 * graphite-dependences.h (enum poly_dependence_kind): New.
10749 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
10750 (PDRP_SOURCE): Renamed PDDR_SOURCE.
10751 (PDRP_SINK): Renamed PDDR_SINK.
10752 (PDRP_DDP): Renamed PDDR_DDP.
10754 (free_poly_ddr): Declared.
10755 * graphite-poly.c (new_scop): Use the new hash function names.
10756 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
10757 into original_pddrs.
10758 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
10760 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10762 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
10763 bounds with LT_EXPR to make niter analysis more precise on code
10764 generated by Graphite.
10766 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
10768 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
10769 (graphite_legal_transform_bb): Same.
10770 (poly_drs_may_alias_p): Same.
10772 2009-08-28 Richard Guenther <rguenther@suse.de>
10774 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
10776 2009-08-28 Jan Beulich <jbeulich@novell.com>
10778 * config/i386/netware.c: Include langhooks.h.
10779 (i386_nlm_encode_section_info): Simplify.
10780 (netware_override_options): Delete.
10781 * config/i386/netware.h (netware_override_options): Delete
10783 (OVERRIDE_OPTIONS): Delete definition.
10784 (SUBTARGET_OVERRIDE_OPTIONS): Define.
10785 (ASM_COMMENT_START): Define.
10786 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
10788 2009-08-28 Jan Beulich <jbeulich@novell.com>
10790 * configure.ac: For in-tree ld, do a plain version check to
10791 determine whether comdat groups are supported.
10792 * configure: Regenerate.
10794 2009-08-28 Olivier Hainque <hainque@adacore.com>
10796 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
10797 always defined. Reflect definition or absence of such for
10798 COLLECT_EXPORT_LIST. Readability helper.
10799 (scanfilter): New enum, to help control what symbols
10800 are to be considered or ignored by scan_prog_file.
10801 (enum pass): Rename as "scanpass", moved together with scanfilter
10802 prior to scan_prog_file's prototype.
10803 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
10804 Group prototype with the scanpass/scanfilter definitions, factorize
10805 head comments for the several implementations at the prototype.
10806 (main): Reorganize the first pass link control to let AIX
10807 drag only the needed frame tables in executables. Prevent
10808 frame tables collection during the scan aimed at static ctors.
10809 Pre-link and scan for frame tables later to compensate.
10810 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
10811 A C statement to issue assembly directives that create a reference
10812 to the given DWARF table identifier label from the current function
10814 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
10815 to differentiate first time section entry. Only emit a .data
10816 tables start identifier label the first time around.
10817 (switch_to_frame_table_section): New function. Helper for
10818 output_call_frame_info to switch possibly BACK into the eh_frame
10819 or the debug_frame section depending on FOR_EH.
10820 (output_call_frame_info): Use helper to first enter the proper
10822 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
10823 emit a link to the frame table start label from each function
10825 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
10826 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
10827 * config/rs6000/rs6000-protos.h: Declare it.
10828 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
10830 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
10832 * config/sh/sh.c (split_branches): Check the result of
10835 2009-08-27 Steve Ellcey <sje@cup.hp.com>
10837 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
10838 using -pthread -fopenmp
10840 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
10842 * doc/service.texi (service directory): Update URL.
10844 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
10846 PR rtl-optimization/40861
10847 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
10848 extract word from a multi-word subreg for negative byte positions.
10850 2009-08-27 Tristan Gingold <gingold@adacore.com>
10851 Douglas B Rupp <rupp@gnat.com>
10853 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
10854 (SECTION_VMS_OVERLAY): Define.
10855 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
10857 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
10859 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
10860 common_object declarations.
10861 (ia64_section_type_flags): Set section flag for common_object.
10862 * config/ia64/ia64-protos.h
10863 (ia64_vms_output_aligned_decl_common): Declare.
10864 (ia64_vms_elf_asm_named_section): Declare.
10866 2009-08-27 Michael Matz <matz@suse.de>
10868 * expr.c (expand_expr_real_2): New function taking exploded
10869 unary or binary expression, split out from ...
10870 (expand_expr_real_1): ... here. Move over all unary/binary
10871 switch parts to above function, in particular these codes:
10872 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
10873 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
10874 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
10875 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
10876 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
10877 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
10878 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
10879 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
10880 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
10881 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
10882 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
10883 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
10884 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
10885 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
10886 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
10887 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
10888 VEC_PACK_FIX_TRUNC_EXPR.
10889 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
10892 2009-08-27 Richard Guenther <rguenther@suse.de>
10894 * gengtype.c (main): Handle uint64_t.
10895 * ipa-utils.c (get_base_var): Indent properly.
10896 * tree-ssa-live.c (debug_scope_block): New function.
10897 * tree-flow.h (debug_scope_block): Declare.
10898 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
10899 * basic-block.h (enum profile_status): Rename to
10900 enum profile_status_d.
10901 (x_profile_status): Adjust type.
10903 2009-08-27 Dodji Seketeli <dodji@redhat.com>
10906 * dwarf2out.c (get_context_die): Declare this static function.
10907 (gen_type_die_with_usage): Make sure a DIE is a generated for
10908 the context of a typedef.
10910 2009-08-26 Anatoly Sokolov <aesok@post.ru>
10912 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
10915 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
10917 * config/mips/mips-protos.h (mips_output_sync): Declare.
10918 (mips_sync_loop_insns): Likewise.
10919 (mips_output_sync_loop): Replace first two parameters with an rtx.
10920 * config/mips/mips.c (mips_multi_member): New structure.
10921 (mips_multi_members): New variable.
10922 (mips_multi_start): New function.
10923 (mips_multi_add): Likewise.
10924 (mips_multi_add_insn): Likewise.
10925 (mips_multi_add_label): Likewise.
10926 (mips_multi_last_index): Likewise.
10927 (mips_multi_copy_insn): Likewise.
10928 (mips_multi_set_operand): Likewise.
10929 (mips_multi_write): Likewise.
10930 (mips_print_operand_punctuation): Remove '%|' and '%-'.
10931 (mips_init_print_operand_punct): Update accordingly.
10932 (mips_start_ll_sc_sync_block): New function.
10933 (mips_end_ll_sc_sync_block): Likewise.
10934 (mips_output_sync): Likewise.
10935 (mips_sync_insn1_template): Likewise.
10936 (mips_sync_insn2_template): Likewise.
10937 (mips_get_sync_operand): Likewise.
10938 (mips_process_sync_loop): Likewise.
10939 (mips_output_sync_loop): Use mips_process_sync_loop.
10940 (mips_sync_loop_insns): New function.
10941 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
10942 (MIPS_COMPARE_AND_SWAP_12): Likewise.
10943 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
10944 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
10945 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
10946 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
10947 (MIPS_SYNC_OLD_OP_12): Likewise.
10948 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
10949 (MIPS_SYNC_NEW_OP_12): Likewise.
10950 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
10951 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
10952 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
10953 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
10954 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
10955 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
10956 * config/mips/mips.md (sync_mem): New attribute.
10957 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
10958 (sync_exclusive_mask, sync_required_oldval): Likewise.
10959 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
10960 (sync_release_barrier): Likewise.
10961 (length): Handle sync loops.
10962 (sync): Use mips_output_sync.
10963 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
10964 (sync_compare_and_swap<mode>): Set the new sync_* attributes
10965 and use mips_output_sync_loop.
10966 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
10967 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
10968 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
10969 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
10970 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
10971 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
10972 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
10973 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
10974 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
10976 2009-08-26 Richard Guenther <rguenther@suse.de>
10978 PR middle-end/41163
10979 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
10980 the types to not match.
10981 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
10983 * tree-ssa.c (useless_type_conversion_p): Conversions to
10984 pointers to unprototyped functions are useless.
10986 2009-08-26 Richard Guenther <rguenther@suse.de>
10988 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
10989 whole-program condition, prepare to be called for non-globals.
10990 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
10991 params build a representative with known type and track its fields.
10993 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
10995 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
10996 clearing by a taken branch.
10997 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
10998 effectively after bbro pass.
10999 (sync_nand<mode>): Ditto.
11000 (sync_old_<fetchop_name><mode>): Ditto.
11001 (sync_old_nand<mode>): Ditto.
11002 (sync_new_<fetchop_name><mode>): Dito.
11003 (sync_new_nand<mode>): Ditto.
11004 (sync_compare_and_swap<mode>_1): Ditto.
11005 (*sync_compare_and_swap<mode>): Ditto.
11006 (sync_lock_test_and_set<mode>_1): Ditto.
11007 ("sync_lock_test_and_set<mode>): Ditto.
11009 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11011 * hwint.h (HOST_LONG_FORMAT): New macro
11012 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11013 Use HOST_PTR_PRINTF.
11014 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11015 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11016 (HOST_PTR_PRINTF): Document.
11018 2009-08-25 Jan Hubicka <jh@suse.cz>
11020 * config/i386/bmmintrin.h: Replace by #error.
11023 Michael Meissner <michael.meissner@amd.com>
11024 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11025 Tony Linthicum <tony.linthicum@amd.com>
11027 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11028 (TARGET_ROUND): New macro for the round/ptest instructions which
11029 are shared between SSE4.1 and SSE5.
11030 (OPTION_MASK_ISA_ROUND): Ditto.
11031 (OPTION_ISA_ROUND): Ditto.
11032 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11033 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11035 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11036 (-mfused-madd): New switch to give users control over whether the
11037 compiler optimizes to use the multiply/add SSE5 instructions.
11039 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11040 (ix86_handle_option): Turn off 3dnow if -msse5.
11041 (override_options): Add SSE5 support.
11042 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11044 (ix86_expand_sse_movcc): Add SSE5 support.
11045 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11046 vector type to the next largest size.
11047 (ix86_expand_sse5_pack): New function to use pperm to pack a
11048 vector type to the next smallest size.
11049 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11050 (IX86_BUILTIN_FMADDSD): Ditto.
11051 (IX86_BUILTIN_FMADDPS): Ditto.
11052 (IX86_BUILTIN_FMADDPD): Ditto.
11053 (IX86_BUILTIN_FMSUBSS): Ditto.
11054 (IX86_BUILTIN_FMSUBSD): Ditto.
11055 (IX86_BUILTIN_FMSUBPS): Ditto.
11056 (IX86_BUILTIN_FMSUBPD): Ditto.
11057 (IX86_BUILTIN_FNMADDSS): Ditto.
11058 (IX86_BUILTIN_FNMADDSD): Ditto.
11059 (IX86_BUILTIN_FNMADDPS): Ditto.
11060 (IX86_BUILTIN_FNMADDPD): Ditto.
11061 (IX86_BUILTIN_FNMSUBSS): Ditto.
11062 (IX86_BUILTIN_FNMSUBSD): Ditto.
11063 (IX86_BUILTIN_FNMSUBPS): Ditto.
11064 (IX86_BUILTIN_FNMSUBPD): Ditto.
11065 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11066 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11067 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11068 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11069 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11070 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11071 (IX86_BUILTIN_PPERM): Ditto.
11072 (IX86_BUILTIN_PERMPS): Ditto.
11073 (IX86_BUILTIN_PERMPD): Ditto.
11074 (IX86_BUILTIN_PMACSSWW): Ditto.
11075 (IX86_BUILTIN_PMACSWW): Ditto.
11076 (IX86_BUILTIN_PMACSSWD): Ditto.
11077 (IX86_BUILTIN_PMACSWD): Ditto.
11078 (IX86_BUILTIN_PMACSSDD): Ditto.
11079 (IX86_BUILTIN_PMACSDD): Ditto.
11080 (IX86_BUILTIN_PMACSSDQL): Ditto.
11081 (IX86_BUILTIN_PMACSSDQH): Ditto.
11082 (IX86_BUILTIN_PMACSDQL): Ditto.
11083 (IX86_BUILTIN_PMACSDQH): Ditto.
11084 (IX86_BUILTIN_PMADCSSWD): Ditto.
11085 (IX86_BUILTIN_PMADCSWD): Ditto.
11086 (IX86_BUILTIN_PHADDBW): Ditto.
11087 (IX86_BUILTIN_PHADDBD): Ditto.
11088 (IX86_BUILTIN_PHADDBQ): Ditto.
11089 (IX86_BUILTIN_PHADDWD): Ditto.
11090 (IX86_BUILTIN_PHADDWQ): Ditto.
11091 (IX86_BUILTIN_PHADDDQ): Ditto.
11092 (IX86_BUILTIN_PHADDUBW): Ditto.
11093 (IX86_BUILTIN_PHADDUBD): Ditto.
11094 (IX86_BUILTIN_PHADDUBQ): Ditto.
11095 (IX86_BUILTIN_PHADDUWD): Ditto.
11096 (IX86_BUILTIN_PHADDUWQ): Ditto.
11097 (IX86_BUILTIN_PHADDUDQ): Ditto.
11098 (IX86_BUILTIN_PHSUBBW): Ditto.
11099 (IX86_BUILTIN_PHSUBWD): Ditto.
11100 (IX86_BUILTIN_PHSUBDQ): Ditto.
11101 (IX86_BUILTIN_PROTB): Ditto.
11102 (IX86_BUILTIN_PROTW): Ditto.
11103 (IX86_BUILTIN_PROTD): Ditto.
11104 (IX86_BUILTIN_PROTQ): Ditto.
11105 (IX86_BUILTIN_PROTB_IMM): Ditto.
11106 (IX86_BUILTIN_PROTW_IMM): Ditto.
11107 (IX86_BUILTIN_PROTD_IMM): Ditto.
11108 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11109 (IX86_BUILTIN_PSHLB): Ditto.
11110 (IX86_BUILTIN_PSHLW): Ditto.
11111 (IX86_BUILTIN_PSHLD): Ditto.
11112 (IX86_BUILTIN_PSHLQ): Ditto.
11113 (IX86_BUILTIN_PSHAB): Ditto.
11114 (IX86_BUILTIN_PSHAW): Ditto.
11115 (IX86_BUILTIN_PSHAD): Ditto.
11116 (IX86_BUILTIN_PSHAQ): Ditto.
11117 (IX86_BUILTIN_FRCZSS): Ditto.
11118 (IX86_BUILTIN_FRCZSD): Ditto.
11119 (IX86_BUILTIN_FRCZPS): Ditto.
11120 (IX86_BUILTIN_FRCZPD): Ditto.
11121 (IX86_BUILTIN_CVTPH2PS): Ditto.
11122 (IX86_BUILTIN_CVTPS2PH): Ditto.
11123 (IX86_BUILTIN_COMEQSS): Ditto.
11124 (IX86_BUILTIN_COMNESS): Ditto.
11125 (IX86_BUILTIN_COMLTSS): Ditto.
11126 (IX86_BUILTIN_COMLESS): Ditto.
11127 (IX86_BUILTIN_COMGTSS): Ditto.
11128 (IX86_BUILTIN_COMGESS): Ditto.
11129 (IX86_BUILTIN_COMUEQSS): Ditto.
11130 (IX86_BUILTIN_COMUNESS): Ditto.
11131 (IX86_BUILTIN_COMULTSS): Ditto.
11132 (IX86_BUILTIN_COMULESS): Ditto.
11133 (IX86_BUILTIN_COMUGTSS): Ditto.
11134 (IX86_BUILTIN_COMUGESS): Ditto.
11135 (IX86_BUILTIN_COMORDSS): Ditto.
11136 (IX86_BUILTIN_COMUNORDSS): Ditto.
11137 (IX86_BUILTIN_COMFALSESS): Ditto.
11138 (IX86_BUILTIN_COMTRUESS): Ditto.
11139 (IX86_BUILTIN_COMEQSD): Ditto.
11140 (IX86_BUILTIN_COMNESD): Ditto.
11141 (IX86_BUILTIN_COMLTSD): Ditto.
11142 (IX86_BUILTIN_COMLESD): Ditto.
11143 (IX86_BUILTIN_COMGTSD): Ditto.
11144 (IX86_BUILTIN_COMGESD): Ditto.
11145 (IX86_BUILTIN_COMUEQSD): Ditto.
11146 (IX86_BUILTIN_COMUNESD): Ditto.
11147 (IX86_BUILTIN_COMULTSD): Ditto.
11148 (IX86_BUILTIN_COMULESD): Ditto.
11149 (IX86_BUILTIN_COMUGTSD): Ditto.
11150 (IX86_BUILTIN_COMUGESD): Ditto.
11151 (IX86_BUILTIN_COMORDSD): Ditto.
11152 (IX86_BUILTIN_COMUNORDSD): Ditto.
11153 (IX86_BUILTIN_COMFALSESD): Ditto.
11154 (IX86_BUILTIN_COMTRUESD): Ditto.
11155 (IX86_BUILTIN_COMEQPS): Ditto.
11156 (IX86_BUILTIN_COMNEPS): Ditto.
11157 (IX86_BUILTIN_COMLTPS): Ditto.
11158 (IX86_BUILTIN_COMLEPS): Ditto.
11159 (IX86_BUILTIN_COMGTPS): Ditto.
11160 (IX86_BUILTIN_COMGEPS): Ditto.
11161 (IX86_BUILTIN_COMUEQPS): Ditto.
11162 (IX86_BUILTIN_COMUNEPS): Ditto.
11163 (IX86_BUILTIN_COMULTPS): Ditto.
11164 (IX86_BUILTIN_COMULEPS): Ditto.
11165 (IX86_BUILTIN_COMUGTPS): Ditto.
11166 (IX86_BUILTIN_COMUGEPS): Ditto.
11167 (IX86_BUILTIN_COMORDPS): Ditto.
11168 (IX86_BUILTIN_COMUNORDPS): Ditto.
11169 (IX86_BUILTIN_COMFALSEPS): Ditto.
11170 (IX86_BUILTIN_COMTRUEPS): Ditto.
11171 (IX86_BUILTIN_COMEQPD): Ditto.
11172 (IX86_BUILTIN_COMNEPD): Ditto.
11173 (IX86_BUILTIN_COMLTPD): Ditto.
11174 (IX86_BUILTIN_COMLEPD): Ditto.
11175 (IX86_BUILTIN_COMGTPD): Ditto.
11176 (IX86_BUILTIN_COMGEPD): Ditto.
11177 (IX86_BUILTIN_COMUEQPD): Ditto.
11178 (IX86_BUILTIN_COMUNEPD): Ditto.
11179 (IX86_BUILTIN_COMULTPD): Ditto.
11180 (IX86_BUILTIN_COMULEPD): Ditto.
11181 (IX86_BUILTIN_COMUGTPD): Ditto.
11182 (IX86_BUILTIN_COMUGEPD): Ditto.
11183 (IX86_BUILTIN_COMORDPD): Ditto.
11184 (IX86_BUILTIN_COMUNORDPD): Ditto.
11185 (IX86_BUILTIN_COMFALSEPD): Ditto.
11186 (IX86_BUILTIN_COMTRUEPD): Ditto.
11187 (IX86_BUILTIN_PCOMEQUB): Ditto.
11188 (IX86_BUILTIN_PCOMNEUB): Ditto.
11189 (IX86_BUILTIN_PCOMLTUB): Ditto.
11190 (IX86_BUILTIN_PCOMLEUB): Ditto.
11191 (IX86_BUILTIN_PCOMGTUB): Ditto.
11192 (IX86_BUILTIN_PCOMGEUB): Ditto.
11193 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11194 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11195 (IX86_BUILTIN_PCOMEQUW): Ditto.
11196 (IX86_BUILTIN_PCOMNEUW): Ditto.
11197 (IX86_BUILTIN_PCOMLTUW): Ditto.
11198 (IX86_BUILTIN_PCOMLEUW): Ditto.
11199 (IX86_BUILTIN_PCOMGTUW): Ditto.
11200 (IX86_BUILTIN_PCOMGEUW): Ditto.
11201 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11202 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11203 (IX86_BUILTIN_PCOMEQUD): Ditto.
11204 (IX86_BUILTIN_PCOMNEUD): Ditto.
11205 (IX86_BUILTIN_PCOMLTUD): Ditto.
11206 (IX86_BUILTIN_PCOMLEUD): Ditto.
11207 (IX86_BUILTIN_PCOMGTUD): Ditto.
11208 (IX86_BUILTIN_PCOMGEUD): Ditto.
11209 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11210 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11211 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11212 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11213 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11214 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11215 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11216 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11217 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11218 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11219 (IX86_BUILTIN_PCOMEQB): Ditto.
11220 (IX86_BUILTIN_PCOMNEB): Ditto.
11221 (IX86_BUILTIN_PCOMLTB): Ditto.
11222 (IX86_BUILTIN_PCOMLEB): Ditto.
11223 (IX86_BUILTIN_PCOMGTB): Ditto.
11224 (IX86_BUILTIN_PCOMGEB): Ditto.
11225 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11226 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11227 (IX86_BUILTIN_PCOMEQW): Ditto.
11228 (IX86_BUILTIN_PCOMNEW): Ditto.
11229 (IX86_BUILTIN_PCOMLTW): Ditto.
11230 (IX86_BUILTIN_PCOMLEW): Ditto.
11231 (IX86_BUILTIN_PCOMGTW): Ditto.
11232 (IX86_BUILTIN_PCOMGEW): Ditto.
11233 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11234 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11235 (IX86_BUILTIN_PCOMEQD): Ditto.
11236 (IX86_BUILTIN_PCOMNED): Ditto.
11237 (IX86_BUILTIN_PCOMLTD): Ditto.
11238 (IX86_BUILTIN_PCOMLED): Ditto.
11239 (IX86_BUILTIN_PCOMGTD): Ditto.
11240 (IX86_BUILTIN_PCOMGED): Ditto.
11241 (IX86_BUILTIN_PCOMFALSED): Ditto.
11242 (IX86_BUILTIN_PCOMTRUED): Ditto.
11243 (IX86_BUILTIN_PCOMEQQ): Ditto.
11244 (IX86_BUILTIN_PCOMNEQ): Ditto.
11245 (IX86_BUILTIN_PCOMLTQ): Ditto.
11246 (IX86_BUILTIN_PCOMLEQ): Ditto.
11247 (IX86_BUILTIN_PCOMGTQ): Ditto.
11248 (IX86_BUILTIN_PCOMGEQ): Ditto.
11249 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11250 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11251 (enum multi_arg_type): New enum for describing the various SSE5
11252 intrinsic argument types.
11253 (bdesc_multi_arg): New table for SSE5 intrinsics.
11254 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11255 (ix86_expand_multi_arg_builtin): New function for creating SSE5
11257 (ix86_expand_builtin): Add SSE5 intrinsic support.
11258 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
11259 operand instructions.
11260 (ix86_expand_sse5_multiple_memory): New function to split the
11261 second memory reference from SSE5 instructions.
11262 (type_has_variadic_args_p): Delete in favor of stdarg_p.
11263 (ix86_return_pops_args): Use stdarg_p to determine if the function
11264 has variable arguments.
11265 (ix86_setup_incoming_varargs): Ditto.
11266 (x86_this_parameter): Ditto.
11268 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
11270 (ix86_expand_sse5_pack): Ditto.
11271 (ix86_sse5_valid_op_p): Ditto.
11272 (ix86_expand_sse5_multiple_memory): Ditto.
11274 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
11275 constant for SSE5 support.
11276 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
11277 (UNSPEC_SSE5_TRUEFALSE): Ditto.
11278 (UNSPEC_SSE5_PERMUTE): Ditto.
11279 (UNSPEC_SSE5_ASHIFT): Ditto.
11280 (UNSPEC_SSE5_LSHIFT): Ditto.
11281 (UNSPEC_FRCZ): Ditto.
11282 (UNSPEC_CVTPH2PS): Ditto.
11283 (UNSPEC_CVTPS2PH): Ditto.
11284 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
11285 (PCOM_TRUE): Ditto.
11286 (COM_FALSE_S): Ditto.
11287 (COM_FALSE_P): Ditto.
11288 (COM_TRUE_S): Ditto.
11289 (COM_TRUE_P): Ditto.
11290 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
11291 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
11293 (memory attribute): Ditto.
11294 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11295 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
11296 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
11297 (floor<mode>2): Ditto.
11298 (ceil<mode>2): Ditto.
11299 (btrunc<mode>2): Ditto.
11300 (nearbyintdf2): Ditto.
11301 (nearbyintsf2): Ditto.
11302 (sse_setccsf): Disable if SSE5.
11303 (sse_setccdf): Ditto.
11304 (sse5_setcc<mode>): New support for SSE5 conditional move.
11305 (sse5_pcmov_<mode>): Ditto.
11307 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
11308 (SSEMODEF4): Ditto.
11309 (SSEMODEF2P): Ditto.
11310 (ssemodesuffixf4): New mode attribute for SSE5.
11311 (ssemodesuffixf2s): Ditto.
11312 (ssemodesuffixf2c): Ditto.
11313 (sserotatemax): Ditto.
11314 (ssescalarmode): Ditto.
11315 (sse_maskcmpv4sf3): Disable if SSE5.
11316 (sse_maskcmpv2df3): Ditto.
11317 (sse_vmmaskcmpv4sf3): Ditto.
11318 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
11319 (sse5_vmfmadd<mode>4): Ditto.
11320 (sse5_fmsub<mode>4): Ditto.
11321 (sse5_vmfmsub<mode>4): Ditto.
11322 (sse5_fnmadd<mode>4): Ditto.
11323 (sse5_vmfnmadd<mode>4): Ditto.
11324 (sse5_fnmsub<mode>4): Ditto.
11325 (sse5_vmfnmsub<mode>4): Ditto.
11326 (sse5i_fmadd<mode>4): Ditto.
11327 (sse5i_fmsub<mode>4): Ditto.
11328 (sse5i_fnmadd<mode>4): Ditto.
11329 (sse5i_fnmsub<mode>4): Ditto.
11330 (sse5i_vmfmadd<mode>4): Ditto.
11331 (sse5i_vmfmsub<mode>4): Ditto.
11332 (sse5i_vmfnmadd<mode>4): Ditto.
11333 (sse5i_vmfnmsub<mode>4): Ditto.
11334 (mulv16qi3): Add SSE5 support.
11336 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
11337 (sse2_mulv4si3): Disable if SSE5.
11338 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
11339 (sse4_1_roundps): Ditto.
11340 (sse4_1_roundsd): Ditto.
11341 (sse4_1_roundss): Ditto.
11342 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
11344 (sse_maskcmpsf3): Ditto.
11345 (sse_vmmaskcmpv4sf3): Ditto.
11346 (sse2_maskcmpv2df3): Ditto.
11347 (sse2_maskcmpdf3): Ditto.
11348 (sse2_vmmaskcmpv2df3): Ditto.
11349 (sse2_eq<mode>3): Ditto.
11350 (sse2_gt<mode>3): Ditto.
11351 (sse5_pcmov_<mode>): Add SSE5 support.
11352 (vec_unpacku_hi_v16qi): Ditto.
11353 (vec_unpacks_hi_v16qi): Ditto.
11354 (vec_unpacku_lo_v16qi): Ditto.
11355 (vec_unpacks_lo_v16qi): Ditto.
11356 (vec_unpacku_hi_v8hi): Ditto.
11357 (vec_unpacks_hi_v8hi): Ditto.
11358 (vec_unpacku_lo_v8hi): Ditto.
11359 (vec_unpacks_lo_v8hi): Ditto.
11360 (vec_unpacku_hi_v4si): Ditto.
11361 (vec_unpacks_hi_v4si): Ditto.
11362 (vec_unpacku_lo_v4si): Ditto.
11363 (vec_unpacks_lo_v4si): Ditto.
11364 (sse5_pmacsww): New SSE5 intrinsic insn.
11365 (sse5_pmacssww): Ditto.
11366 (sse5_pmacsdd): Ditto.
11367 (sse5_pmacssdd): Ditto.
11368 (sse5_pmacssdql): Ditto.
11369 (sse5_pmacssdqh): Ditto.
11370 (sse5_pmacsdqh): Ditto.
11371 (sse5_pmacsswd): Ditto.
11372 (sse5_pmacswd): Ditto.
11373 (sse5_pmadcsswd): Ditto.
11374 (sse5_pmadcswd): Ditto.
11375 (sse5_pcmov_<move>): Conditional move support on SSE5.
11376 (sse5_phaddbw): New SSE5 intrinsic insn.
11377 (sse5_phaddbd): Ditto.
11378 (sse5_phaddbq): Ditto.
11379 (sse5_phaddwd): Ditto.
11380 (sse5_phaddwq): Ditto.
11381 (sse5_phadddq): Ditto.
11382 (sse5_phaddubw): Ditto.
11383 (sse5_phaddubd): Ditto.
11384 (sse5_phaddubq): Ditto.
11385 (sse5_phadduwd): Ditto.
11386 (sse5_phadduwq): Ditto.
11387 (sse5_phaddudq): Ditto.
11388 (sse5_phsubbw): Ditto.
11389 (sse5_phsubwd): Ditto.
11390 (sse5_phsubdq): Ditto.
11391 (sse5_pperm): Ditto.
11392 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
11393 (sse5_pperm_zero_v16qi_v8hi): Ditto.
11394 (sse5_pperm_sign_v8hi_v4si): Ditto.
11395 (sse5_pperm_zero_v8hi_v4si): Ditto.
11396 (sse5_pperm_sign_v4si_v2di): Ditto.
11397 (sse5_pperm_sign_v4si_v2di): Ditto.
11398 (sse5_pperm_pack_v2di_v4si): Ditto.
11399 (sse5_pperm_pack_v4si_v8hi): Ditto.
11400 (sse5_pperm_pack_v8hi_v16qi): Ditto.
11401 (sse5_perm<mode>): New SSE5 intrinsic insn.
11402 (rotl<mode>3): Ditto.
11403 (sse5_rotl<mode>3): Ditto.
11404 (sse5_ashl<mode>3): Ditto.
11405 (sse5_lshl<mode>3): Ditto.
11406 (sse5_frcz<mode>2): Ditto.
11407 (sse5s_frcz<mode>2): Ditto.
11408 (sse5_cvtph2ps): Ditto.
11409 (sse5_cvtps2ph): Ditto.
11410 (sse5_vmmaskcmp<mode>3): Ditto.
11411 (sse5_com_tf<mode>3): Ditto.
11412 (sse5_maskcmp<mode>3): Ditto.
11413 (sse5_maskcmp_uns<mode>3): Ditto.
11414 (sse5_maskcmp_uns2<mode>3): Ditto.
11415 (sse5_pcom_tf<mode>3): Ditto.
11417 * config/i386/predicates.md (sse5_comparison_float_operator):
11418 New predicate to match the comparison operators supported by
11419 the SSE5 com instruction.
11420 (ix86_comparison_int_operator): New predicate to match just the
11421 signed int comparisons.
11422 (ix86_comparison_uns_operator): New predicate to match just the
11423 unsigned int comparisons.
11425 * doc/invoke.texi (-msse5): Add documentation.
11426 (-mfused-madd): Ditto.
11428 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
11430 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
11432 (x86_64-*-*): Ditto.
11434 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
11436 * config/i386/bmmintrin.h: New file, provide common x86 compiler
11437 intrinisics for SSE5.
11439 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
11442 * config/i386/mmintrin-common.h: New file, to contain common
11443 instructions between SSE4.1 and SSE5.
11445 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
11446 FOREACH_FUNCTION_ARGS to iterate over the argument list.
11447 (gen_regparm_prefix): Ditto.
11449 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
11450 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
11451 prototype_p to determine if a function is prototyped.
11453 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
11455 * c-common.c (c_common_reswords) add the alignof keyword,
11456 with same RID as __alignof and __alignof__
11458 2009-08-25 Anatoly Sokolov <aesok@post.ru>
11460 * hooks.h (hook_bool_const_int_const_int_true): Declare.
11461 * hooks.c (hook_bool_const_int_const_int_true): New function.
11462 * target.h (struct gcc_target): Add can_eliminate field.
11463 * target-def.h (TARGET_CAN_ELIMINATE): Define.
11464 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
11465 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
11466 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
11467 (elim_table): Revise comment.
11468 * system.h (CAN_ELIMINATE): Poison.
11469 * defaults.h (CAN_ELIMINATE): Remove.
11470 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
11472 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
11473 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
11475 (alpha_vms_can_eliminate): Declare as static, change return type to
11477 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
11479 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
11480 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
11481 (arm_can_eliminate): New function.
11483 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
11484 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
11485 (avr_can_eliminate): Declare as static.
11486 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
11488 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
11489 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
11490 (bfin_can_eliminate): New function.
11492 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
11493 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
11494 (crx_can_eliminate): New function.
11496 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
11497 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
11498 (fr30_can_eliminate): New function.
11500 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
11501 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
11502 (frv_can_eliminate): New function.
11504 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
11505 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
11506 (h8300_can_eliminate): New function.
11508 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
11509 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
11510 (i386_can_eliminate): Declare as static, change return type to bool.
11511 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
11513 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
11514 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
11515 (ia64_can_eliminate): New function.
11517 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
11518 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
11519 (iq2000_can_eliminate): New function.
11521 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
11522 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
11523 (m32r_can_eliminate): New function.
11525 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
11526 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
11527 (m68hc11_can_eliminate): New function.
11529 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
11530 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
11531 (m68k_can_eliminate): New function.
11533 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
11534 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
11535 (mep_can_eliminate): New function.
11537 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
11538 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
11539 (mips_can_eliminate): New function.
11541 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
11542 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
11543 (rs6000_can_eliminate): New function.
11545 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
11546 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
11547 (s390_can_eliminate): Declare as static.
11548 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
11550 * config/score/score.h (CAN_ELIMINATE): Remove macro.
11551 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
11552 (score_can_eliminate): New function.
11554 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
11555 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
11556 (sparc_can_eliminate): Declare as static.
11557 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
11559 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
11560 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
11561 (xstormy16_can_eliminate): New function.
11563 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
11564 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
11565 (v850_can_eliminate): New function.
11567 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
11569 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
11570 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
11571 (*movdfcc_ext[1234]): Disable for IEEE mode.
11573 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
11575 * gimplify.c (prepare_gimple_addressable): New static function.
11576 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
11578 (gimplify_addr_expr): Invoke it similarly on the operand instead of
11579 manually fiddling with it.
11581 2009-08-25 Michael Matz <matz@suse.de>
11583 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
11584 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
11586 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
11587 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
11588 (do_jump): Split out code for simple binary comparisons into ...
11589 (do_jump_1): ... this, taking the individual operands and code.
11590 Change callers to helper function above accordingly.
11591 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
11594 2009-08-25 Michael Matz <matz@suse.de>
11596 * expr.h (struct separate_ops, sepops): New type for passing
11597 around an exploded simple expression.
11598 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
11599 Use this structure instead of expression tree.
11600 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
11601 expression, only its type.
11602 (expand_vec_cond_expr): Take type and individual operands instead
11603 of full expression.
11604 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
11605 expand_vec_shift_expr): Change prototype accordingly.
11606 * tree-vect-stmts.c (vectorizable_condition): Change call of
11607 expand_vec_cond_expr_p to pass only type.
11608 * expr.c (do_store_flags): Change prototype and implementation
11609 to take an exploded expression.
11610 (expand_expr_real_1): New local ops initialized with details
11611 of the full expression. Use it instead of full
11612 expression in calls to do_store_flags, expand_vec_cond_expr,
11613 expand_widen_pattern_expr and expand_vec_shift_expr.
11615 2009-08-25 Michael Matz <matz@suse.de>
11617 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
11618 treeop2 initialized with first three operands of the full expression.
11619 Substitute all TREE_OPERAND (exp, [012]) calls with them.
11621 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
11623 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
11624 (__gthread_objc_condition_allocate): Mark arguments as unused.
11625 (__gthread_objc_condition_deallocate): Likewise.
11626 (__gthread_objc_condition_wait): Likewise.
11627 (__gthread_objc_condition_broadcast): Likewise.
11628 (__gthread_objc_condition_signal): Likewise.
11629 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
11630 (__gthread_objc_thread_id): Likewise.
11632 2009-08-25 Janus Weil <janus@gcc.gnu.org>
11634 PR middle-end/41149
11635 * tree-pretty-print.c (print_call_name): Print the correct call name
11636 for procedure pointer components.
11638 2009-08-24 Steve Ellcey <sje@cup.hp.com>
11640 * config/ia64/ia64.c (ia64_promote_function_mode): Call
11641 default_promote_function_mode when not VMS.
11643 2009-08-24 Olivier Hainque <hainque@adacore.com>
11645 * convert.c (convert_to_integer): Don't assume an input pointer is
11646 POINTER_SIZE wide. Fetch from the type instead.
11648 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11650 * configure.ac (AC_PREREQ): Bump to 2.64.
11652 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
11654 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
11655 (process_command): Don't search standard_exec_prefix_1 and
11656 standard_exec_prefix_2.
11658 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11660 * config/arm/arm.c (output_return_instruction): Handle for
11663 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11665 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
11667 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11669 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
11670 (*arm_movdf_vfp): Likewise.
11672 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11674 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
11675 (vashr<mode>3): Rename from ashr<mode>3.
11676 (vlshr<mode>3): Rename from lshr<mode>3.
11678 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
11681 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
11682 (check_format_info_main): Use scalar_identify_flag.
11683 (check_format_types): Check for scalar size identity if
11684 scalar_identify_flag is set.
11685 (printf_length_specs): Extend by new field.
11686 (asm_fprintf_length_specs): Likewise.
11687 (gcc_diag_length_specs): Likewise.
11688 (scanf_length_specs): Likewise.
11689 (strfmon_length_specs): Likewise.
11690 (gcc_gfc_length_specs): Likewise.
11691 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
11692 (ms_printf_flag_specs): Likewise.
11693 * c-format.h (format_length_info): Add new member scalar_identity_flag.
11695 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
11698 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
11699 (*call_value_pop_1): Ditto.
11700 (*sibcall_pop_1): New insn pattern.
11701 (*sibcall_value_pop_1): Ditto.
11703 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11706 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
11709 2009-08-23 Alan Modra <amodra@bigpond.net.au>
11712 * fwprop.c (try_fwprop_subst): Allow multiple sets.
11713 (get_reg_use_in): New function.
11714 (forward_propagate_subreg): Propagate through subreg of zero_extend
11717 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
11719 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
11720 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
11722 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11724 * configure.ac: Remove --with-datarootdir, --with-docdir,
11725 --with-htmldir switches. No need to call AC_SUBST for
11726 datarootdir, docdir, htmldir any more.
11727 * configure: Regenerate.
11728 * doc/install.texi (Configuration): Document --datarootdir,
11729 --docdir, --htmldir, --pdfdir; update documentation for
11730 --infodir, --mandir.
11731 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
11734 * aclocal.m4: Regenerate.
11735 * config.in: Regenerate.
11736 * configure: Regenerate.
11738 2009-08-21 Douglas B Rupp <rupp@gnat.com>
11739 Olivier Hainque <hainque@adacore.com>
11741 * config/ia64/ia64.c: Include libfuncs.h.
11742 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
11743 (ia64_expand_call): Use reg 25 on VMS.
11744 (ia64_initialize_trampoline): Fix for VMS ABI.
11745 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
11746 (ia64_function_arg): Initialize reg 25 on VMS.
11747 Fix OpenVMS ABI issues for varargs.
11748 For OpenVMS, emit the Argument Information register set in the
11749 incoming/sibcall case as well.
11750 (ia64_arg_type): New function.
11751 (ia64_function_arg_advance): Keep track of cum->words.
11752 Fix OpenVMS ABI issues for varargs.
11753 (ia64_function_value): On VMS, promote mode of non-aggregate types.
11754 (ia64_override_options): Set flag_no_common on VMS.
11755 (ia64_init_builtins): Disable FWRITE builtin.
11756 (ia64_asm_output_external): Call DO_CRTL_NAMES.
11757 (ia64_vms_init_libfuncs): Add decc$ routines.
11758 (ia64_vms_valid_pointer_mode): New function.
11759 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
11760 (ia64_promote_function_mode): New function
11761 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
11762 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
11763 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11764 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
11765 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
11766 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
11767 Suppress trailing '#' if VALUE is numeric.
11768 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
11769 ia64_promote_function_mode.
11770 (TARGET_VALID_POINTER_MODE): Define.
11772 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11775 * config/rs6000/rs6000.c (rs6000_override_options): Use
11776 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
11779 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
11780 reporting of vector + decimal/boolean/complex error.
11782 2009-08-21 Jakub Jelinek <jakub@redhat.com>
11784 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
11785 __vector double TYPE_DECL.
11787 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
11789 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
11790 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
11791 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
11792 to pointer to enum machine_mode. Update all callers as needed.
11794 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
11796 * config/alpha/alpha.md (exception_receiver): Emit alternative
11797 GP load sequence if flag_reorder_blocks_and_partition is set.
11798 (*exception_receiver_2): Also enable when
11799 flag_reorder_blocks_and_partition is set.
11801 2009-08-20 Matt Rice <ratmice@gmail.com>
11802 Diego Novillo <dnovillo@google.com>
11804 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
11807 2009-08-20 Richard Guenther <rguenther@suse.de>
11809 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
11810 * c-tree.h (c_dup_lang_specific_decl): Remove.
11811 (struct lang_decl, struct lang_type): Move definitions ...
11812 * c-lang.h: ... here. New file.
11813 * c-decl.c: Include c-lang.h.
11814 (c_dup_lang_specific_decl): Remove.
11815 * c-typeck.c: Include c-lang.h.
11816 * Makefile.in (c-decl.o): Add c-lang.h dependency.
11817 (c-typeck.o): Likewise.
11818 * c-config-lang.in (gtfiles): Add c-lang.h.
11819 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
11822 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
11824 * config/alpha/alpha.c (alpha_end_function): Do not clear
11825 crtl->emit structure and free insn locators if cfun->is_thunk is true,
11826 this is now handled in generic code.
11828 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11830 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
11831 (s390_z10_fix_long_loop_prediction): New function.
11832 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
11833 (s390_reorg): Walk over the INSNs and invoke
11834 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
11836 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11838 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
11839 "*brx_64bit", "*brx_31bit"): New patterns.
11840 * config/s390/s390.c ('E'): New output modifier.
11842 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11843 Richard Earnshaw <richard.earnshaw@arm.com>
11845 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
11846 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
11848 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11850 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
11852 * pa.c (emit_move_sequence): Check if address of operand1 is valid
11853 for mode mode of operand0 when doing secondary reload for SAR.
11855 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11857 PR middle-end/41123
11858 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
11859 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
11861 2009-08-19 Jason Merrill <jason@redhat.com>
11863 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
11864 supported template depth in C++0x.
11866 2009-08-19 Jakub Jelinek <jakub@redhat.com>
11868 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
11869 free_after_compilation.
11870 * config/score/score7.c (score7_output_mi_thunk): Likewise.
11871 * config/score/score3.c (score3_output_mi_thunk): Likewise.
11872 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
11873 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11874 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11875 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
11876 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11878 2009-08-19 Ian Lance Taylor <iant@google.com>
11880 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
11881 of (plus (mult (neg B) C) A).
11883 2009-08-18 Michael Matz <matz@suse.de>
11885 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
11886 instead of comparing TYPE_MAIN_VARIANT for equality.
11887 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
11888 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
11889 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
11890 * gimplify.c (goa_lhs_expr_p): Ditto and use
11891 STRIP_USELESS_TYPE_CONVERSION.
11893 2009-08-18 Michael Matz <matz@suse.de>
11895 * tree-ssa-structalias.c (create_variable_info_for): Also mark
11896 first field in a struct.
11897 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
11899 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
11901 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
11902 locators before emit_insn is called. Remove assert that
11904 (alpha_end_function): Clear crtl->emit structure and free insn
11905 locators if cfun->is_thunk is true.
11907 2009-08-18 Jason Merrill <jason@redhat.com>
11909 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
11911 * configure.ac: Test for it.
11912 * configure, config.in: Regenerate.
11913 * doc/install.texi: Document --enable-gnu-unique-object.
11915 2009-08-18 Richard Guenther <rguenther@suse.de>
11917 PR middle-end/41094
11918 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
11919 pow(x,y*z) only if x is nonnegative.
11921 2009-08-18 Jakub Jelinek <jakub@redhat.com>
11923 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
11927 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
11928 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
11930 2009-08-17 DJ Delorie <dj@redhat.com>
11932 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
11933 * config/m32c/prologue.md (epilogue_freit): New.
11935 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
11936 (bank_switch_p): Likewise.
11937 (fast_interrupt_p): Likewise.
11938 (interrupt_p): Likewise.
11939 (m32c_conditional_register_usage): Round memregs size up.
11940 (need_to_save): We only need to save $a0 when we use ENTER.
11941 (interrupt_p): Check for fast_interrupt too.
11942 (bank_switch_p): New.
11943 (fast_interrupt_p): New.
11944 (m32c_attribute_table): Add bank_switch and fast_interrupt.
11945 (m32c_emit_prolog): Support bank switching and fast interrupts.
11946 * doc/extend.texi (Function Attributes): Add bank_switch and
11949 2009-08-17 Douglas B Rupp <rupp@gnat.com>
11951 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
11952 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
11954 2009-08-16 Douglas B Rupp <rupp@gnat.com>
11956 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
11957 (menu): Add IA-64/VMS Options.
11958 (IA-64/VMS Options): Likewise.
11960 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11963 * config/mips/mips.md (*lwxs): Use :P for pointer values.
11965 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11967 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
11968 (mips_pop_asm_switch): Likewise.
11969 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
11971 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11972 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
11973 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
11974 (mips_print_operand_punctuation): Use them. Check mips_noreorder
11975 instead of set_noreorder.
11976 (mips_output_function_prologue): Use the new functions.
11977 (mips_output_function_epilogue): Likewise.
11978 (mips_need_noat_wrapper_p): New function, split out from...
11979 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
11980 Use mips_push_asm_switch and mips_pop_asm_switch.
11981 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
11982 and mips_pop_asm_switch.
11983 (ASM_OUTPUT_REG_POP): Likewise.
11984 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
11985 Use mips_pop_asm_switch.
11986 (mips_asm_switch): New structure.
11987 (set_noreorder, set_nomacro): Replace with...
11988 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
11989 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
11990 instead of set_nomacro.
11991 (fix_truncsfsi2_macro): Likewise.
11992 (cprestore): Likewise.
11993 (hazard): Use mips_noreorder instead of set_noreorder.
11994 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
11996 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
11998 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
11999 from prev_active_insn.
12001 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12003 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12004 * config/avr/avr.c (avr_override_options): Initialize
12005 avr_current_arch variable.
12006 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12007 __AVR_HAVE_16BIT_SP__ according to the device type.
12008 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12010 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12011 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12013 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12016 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12017 generating inlined subroutine die only. We shouldn't be
12018 called for anything else.
12019 (gen_block_die): Don't generate inline subroutine debug info for
12022 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12024 * graphite-poly.c (print_pbb): Print PBB index.
12026 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12028 PR middle-end/40981
12029 * graphite-interchange.c (ppl_max_for_le): Moved...
12030 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12031 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12032 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12033 * graphite-ppl.h (ppl_max_for_le): Declared.
12035 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12037 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12038 supported on all platforms.
12039 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12040 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12041 * c-pragma.c: Likewise.
12042 * target-def.h (TARGET_INITIALIZER): Remove
12043 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12044 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12046 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12048 * config/ia64/fde-vms.c: New file.
12049 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12050 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12051 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12052 (uw_frame_state_for): Only register a personality routine if it is
12053 known to be compatible with our expectations.
12054 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12055 Declare unw_table_entry stack variable and
12056 mod all calls to _Unwind_FindTableEntry to add arg.
12057 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12058 (_Unwind_FindTableEntry): Add arg to prototype.
12060 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12062 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12063 field 'signal_pfs_loc'.
12064 (uw_frame_state_for): Remove duplicate code dealing with leaf
12065 procedures without unwind info.
12066 If in the frame after unwinding through a signal handler, restore
12067 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12068 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12069 'pfs_loc' to the AR.PFS location in the signal context; instead
12070 set 'signal_pfs_loc'.
12071 Manually generate the unwind info for the AR.PFS register.
12072 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12073 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12074 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12075 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12076 instead set 'signal_pfs_loc'.
12077 Remove code preventing the AR.PFS register from being restored
12078 from the signal context.
12080 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12081 Tristan Gingold <gingold@adacore.com>
12083 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12084 * config/ia64/t-vms: New file.
12085 * config/ia64/vms64.h: New file.
12086 * config/ia64/vms.h: New file.
12087 * config/ia64/vms-crtinit.asm: New file.
12088 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12089 * config/ia64/vms-unwind.h: New file.
12091 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12093 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12096 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12098 PR middle-end/30789
12099 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12100 Move declaration...
12101 * real.h (do_mpc_arg2): ... here.
12102 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12105 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12107 * final.c (add_debug_prefix_map): Don't use GC memory for
12108 old_prefix and new_prefix.
12110 2009-08-14 Richard Guenther <rguenther@suse.de>
12112 * ipa-prop.c (compute_complex_pass_through): If we cannot
12113 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12115 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12117 * c-lex.c (c_lex_with_flags): Increase size of local variable
12118 to avoid memory clobber.
12120 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12123 * config/i386/i386.c (ix86_fp_comparison_strategy):
12124 Only enable/disable sahf at function granularity.
12126 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12128 PR rtl-optimization/41064
12129 * reload1.c (reload_as_needed): Don't call extract_insn
12130 for known invalid replacements after calling
12131 validate_replace_rtx_group and verify_changes.
12133 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12136 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12137 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12138 ix86_expand_fp_vcond.
12139 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12140 Assert that operation is supported by ix86_expand_int_vcond.
12141 (vcondu<SSEMODE124C8:mode>): Ditto.
12143 2009-08-13 DJ Delorie <dj@redhat.com>
12145 * config/i386/djgpp-stdint.h: New.
12146 * config.gcc (djgpp): Use it.
12148 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12150 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12151 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12153 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12155 * tree-ssa-loop-prefetch.c
12156 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12157 for long-stride pruning.
12158 (compute_miss_rate): New function to compute the probability
12159 that two memory references access different cache lines.
12161 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12163 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12165 2009-08-13 Richard Guenther <rguenther@suse.de>
12167 PR middle-end/41047
12168 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12169 use the constant pointer type.
12170 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12171 of CV qualifiers on the target pointer type.
12172 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12173 conversion check before restrict check.
12175 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12178 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12180 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12182 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12184 2009-08-12 Richard Guenther <rguenther@suse.de>
12186 PR tree-optimization/41011
12187 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12188 and reference constructing.
12190 2009-08-12 Xinliang David Li <davidxl@google.com>
12192 PR tree-optimization/41012
12193 * tree-flow.h : New external interface.
12194 * gimple-low.c (check_call_arg): Change to public function.
12195 Remove argument mismatch check in lowering.
12196 * tree-inline.h (tree_can_inline_p): Interface change.
12197 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12198 into this function.
12199 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12200 Call change to tree_can_inline_p function.
12201 (cgraph_decide_inlining_incrementally): Ditto.
12203 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12205 PR tree-optimization/41031
12206 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12207 on the partition variable rather than promote_mode on the source
12208 type. Assert that the partition variable's type has the same
12209 mode as the source value's.
12211 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12213 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12214 for for_return == 2.
12215 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12217 * calls.c (expand_call): Fix typo.
12218 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12220 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12222 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12223 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12224 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12225 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12227 2009-08-12 Andrew Haley <aph@redhat.com>
12229 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12231 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12234 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12236 2009-08-12 Richard Guenther <rguenther@suse.de>
12238 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12239 * gimplify.c (gimplify_modify_expr): Do not use
12240 lang_hooks.types_compatible_p.
12241 * tree-ssa.c (useless_type_conversion_p): For aggregates
12242 just return false if the canonical types differ.
12244 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12246 PR middle-end/40980
12247 * sese.c (convert_for_phi_arg): New.
12248 (add_guard_exit_phis): Use convert_for_phi_arg.
12250 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12252 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12253 unknown subscript upper bounds.
12255 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12256 Pranav Garg <pranav.garg2107@gmail.com>
12258 * graphite-interchange.c (gather_access_strides): Removed.
12259 (ppl_max_for_le): New.
12260 (build_linearized_memory_access): New.
12261 (memory_stride_in_loop): New.
12262 (pbb_interchange_profitable_p): Reimplemented.
12263 * graphite-ppl.h (ppl_new_id_map): New.
12264 (ppl_interchange): New.
12266 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12268 * graphite-interchange.c (compute_subscript): Removed.
12269 (compute_array_size_cstr): Removed.
12270 (compute_array_size_poly): Removed.
12271 (compute_array_size): Removed.
12272 (gather_access_strides_poly): Removed.
12273 (gather_access_strides): Empty.
12275 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12277 * graphite-dependences.c (dependence_polyhedron_1): Replace
12278 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
12279 (graphite_legal_transform_dr): Same.
12280 (graphite_carried_dependence_level_k): Same.
12281 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
12282 Initialize PDR_NB_SUBSCRIPTS.
12283 (print_pdr_access_layout): Replace pdr_nb_subscripts with
12285 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
12286 (PDR_NB_SUBSCRIPTS): New.
12287 (pdr_nb_subscripts): Removed.
12288 (pdr_dim): Simplified.
12289 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
12290 with PDR_NB_SUBSCRIPTS.
12292 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12294 * graphite-interchange.c (compute_array_size): Remove use of
12295 PDR_DATA_CONTAINER.
12296 * graphite-poly.c (new_poly_dr): Remove argument data_container.
12297 Do not initialize PDR_DATA_CONTAINER.
12298 (print_pdr): Do not print PDR_DATA_CONTAINER.
12299 * graphite-poly.h (struct poly_dr): Remove data_container field.
12300 (PDR_DATA_CONTAINER): Removed.
12301 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
12302 PDR_DATA_CONTAINER.
12303 (build_poly_dr): Same.
12305 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
12306 Sebastian Pop <sebastian.pop@amd.com>
12308 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
12309 copy of the dependence polyhedron. Free the temporary objects.
12310 (graphite_carried_dependence_level_k): Free unused objects before
12313 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12315 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
12316 Early return without analyzing the data dependences if no
12317 transform has been done. Call restore_scattering if the transform
12319 (graphite-interchange.c): Same.
12320 * graphite-poly.c (print_scattering_function): Test for
12322 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
12323 (apply_poly_transforms): Do not gcc_assert that
12324 the transform is legal.
12325 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
12326 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
12327 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
12328 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
12329 * graphite-poly.h (struct poly_scattering): New.
12330 (struct poly_bb): Add original, transformed, and saved fields.
12331 Remove transformed_scattering, original_scattering,
12332 nb_local_variables and nb_scattering_transform fields.
12333 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
12334 (poly_scattering_new): New.
12335 (poly_scattering_free): New.
12336 (poly_scattering_copy): New.
12337 (store_scattering_pbb): New.
12338 (store_scattering): New.
12339 (restore_scattering_pbb): New.
12340 (restore_scattering): New.
12341 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
12342 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
12344 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12346 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
12347 (print_scop): Same.
12349 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12351 * Makefile.in (graphite.o): Depends on PREDICT_H.
12352 * graphite.c: Include predict.h.
12353 (graphite_finalize): Call tree_estimate_probability.
12354 * predict.c (predict_loops): Do not call scev_initialize and
12356 (tree_estimate_probability_bb): New.
12357 (tree_estimate_probability): Do not initialize loops: move that
12358 code to the driver. Call tree_estimate_probability_bb.
12359 (tree_estimate_probability_driver): New.
12360 (pass_profile): Use tree_estimate_probability_driver.
12361 * predict.h (tree_estimate_probability): Declared.
12363 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12365 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
12366 * graphite-dependences.c (graphite_legal_transform): Add time to
12367 TV_GRAPHITE_DATA_DEPS.
12368 (dependency_between_pbbs_p): Same.
12369 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
12371 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
12373 PR rtl-optimization/41033
12374 * alias.c (nonoverlapping_component_refs_p): Punt when strict
12375 aliasing is disabled.
12377 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12379 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
12380 si_mask_operand, and_load_operand, low_bitmask_operand,
12381 and_reg_operand, and_operand): New predicates.
12382 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
12383 * config/mips/mips.c (and_operands_ok): New function.
12384 * config/mips/mips-protos.h (and_operands_ok): Declare it.
12385 * config/mips/mips.md (move_type): Add ext_ins and logical.
12386 (type): Handle them.
12387 (and<mode>3): Use and_reg_operand as the second operand's predicate.
12388 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
12389 shift_shift. Remove commutative constraint modifier.
12390 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
12392 (*clear_upper32_dext): Remove define_insn_and_split.
12393 (*clear_upper32): Turn this define_insn_and_split ...
12394 (splitter for ANDing register with 0xffff_ffff): .. into this.
12396 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
12398 * combine.c (try_widen_shift_mode): Factor out code to check if an
12399 integer constant is a low-order bitmask from here ...
12400 * rtlanal.c (low_bitmask_len): ... to here.
12401 * rtl.h (low_bitmask_len): Declare.
12403 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
12406 * config/alpha/alpha.md (addsi3): Remove expander.
12407 (addsi3): Rename from *addsi3_internal insn pattern.
12408 (subsi3): Remove expander.
12409 (subsi3): Rename from *subsi3_internal insn pattern.
12411 2009-08-11 Douglas B Rupp <rupp@gnat.com>
12413 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
12416 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
12417 Eric Botcazou <botcazou@adacore.com>
12418 Douglas B Rupp <rupp@gnat.com>
12420 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
12421 that records that fit in 64 bits are returned by immediate value,
12422 as required by OpenVMS Calling Standard.
12423 (function_value): Adjust for above modification.
12424 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
12425 virtual_incoming_args_rtx as base object, not next_arg.
12426 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
12428 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12430 * reload.c (find_reloads_subreg_address): Check the original
12431 req_equiv_mem address to detect the case where an address is
12432 not valid in the outer mode.
12434 2009-08-11 Richard Guenther <rguenther@suse.de>
12437 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
12439 2009-08-10 Douglas B Rupp <rupp@gnat.com>
12441 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
12442 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
12444 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
12445 Douglas B Rupp <rupp@gnat.com>
12447 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
12448 PT_STACK when frame_pointer_needed on OpenVMS.
12449 (alpha_pv_save_size, alpha_using_fp): Remove.
12450 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
12451 with proper processing for PT_NULL.
12452 (alpha_vms_initial_elimination_offset): New function. Support for
12453 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
12454 (alpha_sa_size): Force procedure type to PT_STACK when
12455 frame_pointer_needed on OpenVMS.
12456 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
12457 (alpha_using_fp): Likewise.
12458 (alpha_vms_can_eliminate): Add prototype.
12459 (alpha_vms_initial_elimination_offset): Likewise.
12460 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
12461 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
12463 2009-08-10 Eric Botcazou <botcazou@adacore.com>
12464 Douglas B Rupp <rupp@gnat.com>
12466 * config/alpha/alpha.c (common_object_handler): New function.
12467 (vms_attribute_table): Declare a single attribute "common_object".
12468 (vms_output_aligned_decl_common): New global function.
12469 (SECTION_VMS_OVERLAY): Delete.
12470 (SECTION_VMS_GLOBAL): Likewise.
12471 (SECTION_VMS_INITIALIZE): Likewise.
12472 (vms_asm_named_section): Remove support for above flags.
12473 (vms_section_type_flags): Delete.
12474 (TARGET_SECTION_TYPE_FLAGS): Likewise.
12475 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
12476 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
12477 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
12479 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
12482 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
12483 (sub_ddmmss): Likewise.
12485 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
12488 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
12491 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12494 * reload1.c (reload_as_needed): Use cancel_changes to completely
12495 undo a failed replacement attempt.
12497 2009-08-10 Richard Guenther <rguenther@suse.de>
12499 PR middle-end/41006
12500 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
12501 (useless_type_conversion_p): ... here. Require pointer targets
12504 2009-08-10 Dodji Seketeli <dodji@redhat.com>
12507 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
12508 loose the original type of the statement list.
12510 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12512 * config/alpha/alpha.c: Include libfuncs.h
12513 (avms_asm_output_extern): New function.
12514 (alpha_init_libfuncs): Init some decc libfuncs.
12515 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
12516 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
12517 (DO_CRTL_NAMES): Define.
12518 (LIB_SPEC): Remove.
12519 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
12520 (LONG_TYPE_SIZE): Define.
12521 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
12522 (SUBTARGET_SWITCHES): Define malloc64 switch.
12523 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
12524 (MASK_RETURN_ADDR): Define.
12525 doc/invoke.texi (mmalloc64): Document switch.
12527 2009-08-09 Olivier Hainque <hainque@adacore.com>
12528 Douglas B Rupp <rupp@gnat.com>
12530 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
12531 uses_condition_handler.
12532 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
12533 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
12534 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
12535 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
12536 (code_for_builtin): New insn codes for the new alpha_builtins.
12537 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
12538 (alpha_sa_size): Account for uses_condition_handler.
12539 (alpha_expand_prologue): Likewise.
12540 (alpha_start_function): Likewise.
12541 (alpha_expand_epilogue): Likewise.
12542 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
12543 establish/revert expanders.
12544 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
12545 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
12546 New expander, resorting to the alpha.c associated function.
12547 (builtin_revert_vms_condition_handler): Likewise.
12548 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
12549 __gcc_shell_handler, the static VMS condition handler used as
12550 an indirection wrapper to the current dynamically established
12552 * config/alpha/vms-unwind.h: Complete rewrite.
12553 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
12554 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
12556 2009-08-09 Eric Botcazou <botcazou@adacore.com>
12557 Douglas B Rupp <rupp@gnat.com>
12559 * config/alpha/alpha.c (alpha_links): Add 'target' field.
12560 (alpha_need_linkage): Handle aliases. Return function symbol.
12561 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
12562 Use ultimate alias target for the linkage name.
12563 * config/alpha/alpha.md (movmemdi): Use the symbol returned
12564 by alpha_need_linkage for the function symbol.
12565 (setmemdi): Likewise.
12567 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12569 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
12570 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
12571 (ASM_WEAKEN_LABEL): Define.
12572 (CRT_CALL_STATIC_FUNCTION): Define.
12573 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
12574 (ENDFILE_SPEC): Define.
12575 (INIT_SECTION_ASM_OP): Define.
12576 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
12577 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
12578 crtend.o crtendS.o.
12579 (MULTILIB_OSDIRNAMES): Define.
12580 (shlib_version): Define.
12581 (SHLIB_EXT): Define.
12582 (SHLIB_OBJS): Define.
12583 (SHLIB_NAME): Define.
12584 (SHLIB_MULTILIB): Define.
12585 (SHLIB_INSTALL): Define.
12586 (SHLIB_SYMVEC): Define.
12587 (SHLIB_SYMVECX2): Define.
12588 (SHLIB_LINK): Define.
12590 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12592 * config/alpha/alpha.c (alpha_initialize_trampoline):
12593 Initialize VMS trampoline IAW ABI for bounded procedure calls.
12594 (alpha_start_function): Emit transfer address on nested functions
12595 for VMS trampoline call.
12596 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
12597 since no longer used.
12598 * config/alpha/vms-tramp.asm: Remove.
12599 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
12600 since now only data initialized at runtime.
12602 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12604 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
12605 (LINK_GCC_C_SEQUENCE_SPEC): Define.
12606 (MD_EXEC_PREFIX): Remove, no longer used.
12607 (MD_STARTFILE_PREFIX): Likewise.
12608 (INCLUDE_DEFAULTS): Likewise.
12609 * config/alpha/t-vms:
12610 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
12612 2009-08-09 Richard Guenther <rguenther@suse.de>
12614 PR tree-optimization/41016
12615 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
12616 (operand_precision): Remove.
12617 (integral_operand_p): Likewise.
12618 (recognize_single_bit_test): Adjust.
12620 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12622 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
12623 operation overflows. Likewise non-cast unary arithmetic.
12624 If one arm of a conditional expression is always taken,
12625 inhibit evaluation warnings for the other arm. Likewise inhibit
12626 evaluation warnings for the second && or || operand if the first
12627 operand is enough to determine the result.
12628 * c-typeck.c (build_conditional_expr): Apply the same inhibition
12630 (build_binary_op): Prevent duplicate evaluation warnings.
12632 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
12634 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
12635 and destination have different modes, Use promote_mode to
12636 determine the signedness of the conversion. Assert that the
12637 promoted source mode matches the destination mode. Don't pass
12638 the destination and destination mode to expand_expr if the source
12639 mode is different. Simplify conversion logic.
12641 2009-08-09 Ira Rosen <irar@il.ibm.com>
12643 PR tree-optimization/41008
12644 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
12645 from condition only in case it's a comparison. Adjust checks.
12647 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
12649 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
12650 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
12651 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
12652 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
12653 (dump_cand): Handle them.
12654 (struct iv_cand): New members COST_STEP and AINC_USE.
12655 (stmt_after_increment): Likewise.
12656 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
12657 callers changed. Use gimple_uid comparison instead of scanning.
12658 (add_candidate_1): When looking for identical candidates, take
12659 AINC_USE into account. Set it for new candidates.
12660 (force_expr_to_var_cost): Cast target_spill_cost to int.
12661 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
12662 All callers changed. Check for availability of autoinc addressing
12663 modes, both in general for a given mode, and in the specific use case.
12664 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
12666 (get_computation_cost): Likewise.
12667 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
12668 add_autoinc_candidates): New static functions.
12669 (add_candidate): Call add_autoinc_candidates for candidates based on
12671 (find_iv_candidates): Call set_autoinc_for_original_candidates.
12672 (determine_use_iv_cost_address): If we have an autoinc candidate at
12673 the matching use, verify autoinc is possible and subtract the cost
12674 of the candidate's step from the cost.
12675 (determine_iv_cost): Record the cost of the increment in the COST_STEP
12676 member of the candidate.
12677 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
12678 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
12680 2009-08-09 Douglas B Rupp <rupp@gnat.com>
12682 * config.build (ia64-hp-*vms*): New target.
12683 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12684 with ia64-hp-*vms*.
12685 * config.gcc (ia64-hp-*vms*): New target.
12686 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12687 with ia64-hp-*vms*.
12688 * config.host (ia64-hp-*vms*): New target.
12689 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
12690 with ia64-hp-*vms*.
12692 2009-08-08 Richard Guenther <rguenther@suse.de>
12694 PR tree-optimization/40991
12695 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
12697 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
12699 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
12700 mode check. Do truncations in an integer mode.
12701 (force_to_mode): Handle subregs for all mode types. Only do
12702 arithmetic simplifications on integer modes.
12704 2009-08-07 Richard Guenther <rguenther@suse.de>
12706 PR tree-optimization/40999
12707 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
12708 (maybe_fold_reference): Lookup constant initializers.
12709 (fold_gimple_assign): Likewise.
12711 2009-08-07 Richard Guenther <rguenther@suse.de>
12713 * tree-ssa.c (useless_type_conversion_p_1): Only for types
12714 that require structural equality defer to the langhook.
12716 2009-08-07 Martin Jambor <mjambor@suse.cz>
12718 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
12720 (struct ipa_pass_through_data): New type.
12721 (struct ipa_ancestor_jf_data): New type.
12722 (union jump_func_value): Removed field formal_id, added fields
12723 pass_through and ancestor.
12724 (struct ipa_param_call_note): Changed type of formal_id to int from
12726 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
12727 operations jump functions and ancestor jump functions.
12728 (compute_complex_pass_through): New function.
12729 (compute_scalar_jump_functions): Call compute_complex_pass_through,
12730 reflect changes in the jump function strucutre.
12731 (update_jump_functions_after_inlining): Ignore complex pass-through
12732 and ancestor jump functions.
12733 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
12734 polynomial pass-through with operation jump functions.
12736 2009-08-07 Jakub Jelinek <jakub@redhat.com>
12738 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
12739 fde->dw_fde_begin as begin label instead of hot/cold label.
12740 Use LLSDAC label instead of LLSDA for second section lsda.
12741 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
12742 label instead of LLSDA if it is true.
12743 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
12745 * except.c (add_call_site, dw2_size_of_call_site_table): Add
12746 SECTION argument. Use it as index into crtl->eh.call_site_record
12748 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
12749 use it to determine how to print table entries instead of using
12750 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
12751 label instead of normal begin label as base.
12752 (sjlj_assign_call_site_values): Adjust add_call_site caller.
12753 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
12754 ensure no EH range spans between sections and that landing pads
12755 are always in the corresponding section.
12756 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
12757 for crtl->eh.call_site_record being an array rather than scalar.
12758 (output_one_function_exception_table): New function, copied
12759 from output_function_exception_table. Adjust
12760 dw2_size_of_call_site_table, dw2_output_call_site_table
12761 callers. For SECOND section use *C suffixed labels.
12762 (output_function_exception_table): Call
12763 output_one_function_exception_table and, when doing hot/cold
12764 partitioning, also another time for the second section.
12765 * opts.c: Include except.h.
12766 (decode_options): Allow -freorder-blocks-and-partition with
12767 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
12768 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
12769 * function.h (struct rtl_eh): Change call_site_record from
12770 scalar into array of 2 elements.
12772 2009-08-07 Martin Jambor <mjambor@suse.cz>
12774 * ipa-prop.c (count_formal_params_1): New function.
12775 (ipa_get_vector_of_formal_parms): New function.
12776 (get_vector_of_formal_parm_types): New function.
12777 (ipa_modify_formal_parameters): New function.
12778 (ipa_modify_call_arguments): New function.
12779 (index_in_adjustments_multiple_times_p): New function.
12780 (ipa_combine_adjustments): New function.
12781 (ipa_dump_param_adjustments): New function.
12782 * ipa-prop.h (struct ipa_parm_adjustment): New type.
12783 (ipa_get_vector_of_formal_parms): Declare.
12784 (ipa_modify_formal_parameters): Declare.
12785 (ipa_modify_call_arguments): Declare.
12786 (ipa_combine_adjustments): Declare.
12787 (ipa_dump_param_adjustments): Declare.
12788 (build_ref_for_offset): Declare.
12789 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
12790 * tree-sra.c: Include ipa-prop.c.
12791 (build_ref_for_offset): Make public.
12793 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
12795 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
12797 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
12799 * gcc/doc/extend.texi (__builtin_extract_return_address)
12800 (__builtin_frob_return_address): Document.
12802 2009-08-06 Paul Brook <paul@codesourcery.com>
12804 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
12805 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
12806 implementation on ARMv6-M.
12808 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12810 * doc/extend.texi (pcs): Document new attribute for ARM.
12812 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12814 * arm.c (pcs_attribute_args): Comment out unsupported attribute
12817 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12819 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
12822 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12824 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
12826 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
12828 Merge ARM/hard_vfp_branch to trunk.
12830 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
12832 * arm.c (libcall_eq): New function.
12833 (libcall_hash): New function.
12834 (add_libcall): New function.
12835 (arm_libcall_uses_aapcs_base): New function.
12836 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
12837 libcalls using the base PCS.
12838 (arm_init_cumulative_args): Likewise.
12840 2009-07-20 Joseph Myers <joseph@codesourcery.com>
12842 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
12843 Use base ABI for conversion libfuncs between HFmode and SFmode.
12845 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12847 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
12848 V4SImode as representatives of all 64-bit and 128-bit vector
12849 types. Allow vector types without vector modes.
12850 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
12851 without vector modes like BLKmode.
12852 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
12853 BLKmode. Avoid unsupported vector modes or TImode moves for
12855 (aapcs_vfp_allocate_return_reg): Likewise.
12856 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
12857 V8QImode if TARGET_NEON || TARGET_IWMMXT.
12859 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12861 * config/arm/arm.c (arm_handle_pcs_attribute): New.
12862 (arm_get_pcs_model): Pass attribute arguments to
12863 arm_pcs_from_attribute.
12864 (arm_init_cumulative_args): Use base AAPCS for conversions from
12865 floating-point types to DImode.
12866 (arm_attribute_table): Add pcs attribute.
12867 (arm_handle_pcs_attribute): New.
12868 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
12869 conversions from floating-point types to DImode, also declare them
12870 to use base AAPCS and declare functions they call to use base
12871 AAPCS and their RTABI names.
12873 2009-05-12 Joseph Myers <joseph@codesourcery.com>
12875 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
12876 -mfloat-abi=hard not being supported for VFP.
12878 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
12880 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
12881 SYMBOL_REF to hard_libcall_value.
12883 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12884 Richard Earnshaw <rearnsha@arm.com>
12886 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
12887 has been put on the stack, all remaining co-processory arguments for
12888 that co-processor also go on the stack.
12890 2009-03-05 Joseph Myers <joseph@codesourcery.com>
12892 * config/arm/arm.c (arm_return_in_memory): Handle returning
12893 vectors of suitable size in registers also for AAPCS case.
12895 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
12897 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
12899 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
12901 ARM Hard-VFP calling convention
12902 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
12903 * target.h (gcc_target): Add libcall_value to table of call hooks.
12904 * targhooks.h (default_libcall_value): Default implementation.
12905 * targhooks.c (default_libcall_value): Likewise.
12906 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
12907 * optabs.c (expand_unop): Use it.
12908 * expr.h (hard_libcall_value): Pass the function RTX through.
12909 * calls.c (emit_library_call_value_1): Update call to
12910 hard_libcall_value.
12911 * explow.c (hard_libcall_value): Use new target hook.
12912 * config/arm/arm.c: Include cgraph.h
12913 (TARGET_FUNCTION_VALUE): Override default hook.
12914 (arm_pcs_default): New variable.
12915 (arm_override_options): Don't fault hard calling convention with VFP.
12916 Add support for AAPCS variants.
12917 (arm_function_value): Make static. Handle AAPCS variants.
12918 (arm_libcall_value): New function.
12919 (arm_apply_result_size): Handle VFP registers in results.
12920 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
12922 (pcs_attribute_args): New variable.
12923 (arm_pcs_from_attribute): New function.
12924 (arm_get_pcs_model): New function.
12925 (aapcs_vfp_cum_init): New function.
12926 (aapcs_vfp_sub_candidate): New function.
12927 (aapcs_vfp_is_return_candidate): New function.
12928 (aapcs_vfp_is_call_candidate): New function.
12929 (aapcs_vfp_allocate): New function.
12930 (aapcs_vfp_allocate_return_reg): New function.
12931 (aapcs_vfp_advance): New function.
12932 (aapcs_cp_arg_layout): New variable.
12933 (aapcs_select_call_coproc): New function.
12934 (aapcs_select_return_coproc): New function.
12935 (aapcs_allocate_return_reg): New function.
12936 (aapcs_libcall_value): New function.
12937 (aapcs_layout_arg): New function.
12938 (arm_init_cumulative_args): Initialize AAPCS args data.
12939 (arm_function_arg): Handle AAPCS variants using new interface.
12940 (arm_arg_parital_bytes): Likewise.
12941 (arm_function_arg_advance): New function.
12942 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
12943 calling conventions.
12944 (arm_setup_incoming_varargs): Handle new AAPCS args data.
12945 * arm.h (NUM_VFP_ARG_REGS): Define.
12946 (LIBCALL_VALUE): Update.
12947 (FUNCTION_VALUE): Delete.
12948 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
12949 (arm_pcs): New enum.
12950 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
12951 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
12952 (FUNCTION_ARG_REGNO_P): Add VFP regs.
12953 * arm-protos.h (arm_function_arg_advance): Add.
12954 (aapcs_libcall_value): Add.
12955 (arm_function_value): Delete.
12957 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
12958 H.J. Lu <hongjiu.lu@intel.com>
12961 * config/i386/i386.c (standard_sse_mode_p): Remove.
12962 (standard_sse_constant_p): Return 2 for integer mode
12963 vector_all_ones_operand when SSE2 is enabled.
12964 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
12965 (ix86_expand_vector_move): Do not check for negative values from
12966 standard_sse_constant_p.
12968 2009-08-06 Richard Guenther <rguenther@suse.de>
12970 * tree-ssa.c (useless_type_conversion_p_1): Make function and
12971 array type comparisons frontend independent.
12972 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
12973 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
12974 out array reference lower bound and element size operands.
12975 (ao_ref_init_from_vn_reference): Properly compute the offset
12976 for ARRAY_RANGE_REF.
12977 (vn_reference_fold_indirect): Fill out array reference lower
12978 bound and element size operands.
12979 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
12980 a non gimple valued reference operand which can happen for
12981 array reference lower bound or element size.
12982 (create_component_ref_by_pieces_1): Properly generate the
12983 element size operand for array references.
12985 2009-08-06 Richard Guenther <rguenther@suse.de>
12987 PR tree-optimization/40964
12988 * tree.c (iterative_hash_host_wide_int): Export.
12989 * tree.h (iterative_hash_host_wide_int): Declare.
12990 * tree-ssa-structalias.c (heapvar_map): New struct.
12991 (heapvar_map_eq): New function.
12992 (heapvar_map_hash): Likewise.
12993 (heapvar_lookup): Adjust.
12994 (heapvar_insert): Likewise.
12995 (make_constraint_from_heapvar): Allow multiple heap variables
12996 per decl at different offsets.
12997 (init_alias_heapvars): Adjust.
12999 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13001 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13002 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13003 trailing sync if TARGET_SYNC_AFTER_SC.
13005 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13007 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13008 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13009 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13010 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13011 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13012 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13013 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13014 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13015 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13016 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13017 the prototype declaration match the definition.
13018 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13019 instructions explicitly. Add barrier_before and operands
13021 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13022 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13023 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13024 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13025 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13026 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13028 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13030 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13032 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13033 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13036 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13039 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13041 PR rtl-optimization/40924
13042 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13043 make sure canon_rtx (mem_address) isn't simpler than
13044 canon_rtx (expanded_mem_address).
13046 2009-08-05 Li Feng <nemokingdom@gmail.com>
13048 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13049 for each poly_bb_p.
13050 (build_scop_drs): Build alias set for each SCoP.
13052 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13054 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13055 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13056 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13057 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13058 (BASE_DRIVER_SELF_SPECS): Likewise.
13060 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13062 * tree-ssa-alias.c: Fix some comment typos.
13064 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13066 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13067 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13069 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13072 * simplify-rtx.c (simplify_binary_operation_1): Disable
13073 simplifications for decimal float operations.
13075 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13077 PR middle-end/40943
13078 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13079 operand of INDIRECT_REF.
13081 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13083 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13084 constants referencing TLS symbols.
13086 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13088 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13089 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13091 2009-08-03 Richard Guenther <rguenther@suse.de>
13093 * tree.c (make_vector_type): Build a main variant first,
13094 get the canonical one and then build the variant.
13095 * tree-ssa.c (useless_type_conversion_p_1): Handle
13097 (useless_type_conversion_p): Conversions to pointers to
13098 incomplete record types are useless.
13100 2009-08-03 Richard Guenther <rguenther@suse.de>
13102 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13103 file will be created.
13104 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13105 * toplev.c (compile_file): Adjust comment.
13107 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13109 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13110 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13111 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13112 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13113 (sh_promote_function_mode): Fix typo.
13115 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13117 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13119 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13121 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13122 declaration arguments.
13124 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13126 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13127 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13128 (ix86_split_ashl): Ditto.
13129 (ix86_expand_vector_init_one_nonzero): Ditto.
13130 (ix86_expand_vector_set): Ditto.
13131 (ix86_expand_reduc_v4sf): Ditto.
13133 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13135 * explow.c (promote_function_mode): Remove assert.
13136 * config/sh/sh.c (sh_promote_function_mode): Declare.
13138 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13140 * config/pa/pa.c (pa_promote_function_mode): Declare.
13141 Change to static. Fix promote_mode call.
13143 * gthr-dce.h (CONST_CAST2): Define if not defined.
13144 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13146 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13148 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13150 * expr.c (store_constructor): Use promote_decl_mode. Remove
13151 now write-only variable unsignedp.
13152 (expand_expr_real_1): Use promote_decl_mode.
13153 * expr.h (promote_function_mode, promote_decl_mode): New.
13154 (promote_mode): Remove last argument.
13155 * function.c (assign_temp): Drop last argument of promote_mode.
13156 (assign_parm_find_data_types): Use promote_function_mode.
13157 (assign_parm_setup_reg): Likewise.
13158 (expand_function_end): Use promote_function_mode.
13159 * calls.c (initialize_argument_information): Use promote_function_mode.
13160 (precompute_arguments): Use promote_mode instead of checking if
13161 only PROMOTE_FUNCTION_MODE is defined.
13162 (expand_call): When making sibcall decisions, use promote_function_mode.
13163 Below, remove an if for targetm.calls.promote_function_return and
13164 and use promote_function_mode.
13165 (emit_library_call_value_1): Use promote_function_mode, fix bug
13166 where promote_mode was passed FOR_CALL == 0 for a return value in an
13168 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13169 * explow.c (promote_function_mode, promote_decl_mode): New.
13170 (promote_mode): Keep only the FOR_CALL == 0 case.
13171 * combine.c (setup_incoming_promotion): Remove test of
13172 promote_function_args. Use promote_function_mode.
13173 * stmt.c (expand_value_return): Use promote_decl_mode.
13174 (expand_decl): Use promote_decl_mode.
13176 * expr.c (store_constructor): Use promote_decl_mode. Remove
13177 now write-only variable unsignedp.
13178 (expand_expr_real_1): Use promote_decl_mode.
13179 * expr.h (promote_function_mode, promote_decl_mode): New.
13180 (promote_mode): Remove last argument.
13181 * function.c (assign_temp): Drop last argument of promote_mode.
13182 (assign_parm_find_data_types): Use promote_function_mode.
13183 (assign_parm_setup_reg): Likewise.
13184 (expand_function_end): Use promote_function_mode.
13185 * calls.c (initialize_argument_information): Use promote_function_mode.
13186 (precompute_arguments): Use promote_mode instead of checking if
13187 only PROMOTE_FUNCTION_MODE is defined.
13188 (expand_call): When making sibcall decisions, use promote_function_mode.
13189 Below, remove an if for targetm.calls.promote_function_return and
13190 and use promote_function_mode.
13191 (emit_library_call_value_1): Use promote_function_mode, fix bug
13192 where promote_mode was passed FOR_CALL == 0 for a return value in an
13194 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13195 * explow.c (promote_function_mode, promote_decl_mode): New.
13196 (promote_mode): Keep only the FOR_CALL == 0 case.
13197 * combine.c (setup_incoming_promotion): Remove test of
13198 promote_function_args. Use promote_function_mode.
13199 * stmt.c (expand_value_return): Use promote_decl_mode.
13200 (expand_decl): Use promote_decl_mode.
13202 * explow.c (promote_function_mode): Just call the target hook.
13203 * targhooks.c (default_promote_function_mode,
13204 default_promote_function_mode_always_promote): New.
13205 * targhooks.h (default_promote_function_mode,
13206 default_promote_function_mode_always_promote): Declare.
13207 * target.h (promote_function_args, promote_function_return): Remove.
13208 (promote_function_mode): New.
13209 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13210 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13211 (TARGET_PROMOTE_FUNCTION_MODE): New.
13212 (TARGET_CALLS): Adjust.
13213 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13214 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13216 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13217 * config/s390/s390.c (s390_promote_function_mode): ... here,
13218 with pointer handling.
13219 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13220 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13222 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13223 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13224 with pointer handling.
13225 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13226 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13228 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13229 * config/sh/sh.c (sh_promote_function_mode): New.
13230 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13231 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13233 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13234 * config/cris/cris.c (cris_promote_function_mode): ... here.
13235 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13236 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13238 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13239 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13240 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13241 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13243 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13244 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13245 complex type handling.
13246 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13247 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13249 * config/pa/pa.c (pa_promote_function_mode): New.
13250 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13251 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13253 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13254 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13255 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
13256 * config/xtensa/xtensa.c: Likewise.
13257 * config/stormy16/stormy16.c: Likewise.
13258 * config/iq2000/iq2000.c: Likewise.
13259 * config/rs6000/rs6000.c: Likewise.
13260 * config/picochip/picochip.c: Likewise.
13261 * config/arc/arc.c: Likewise.
13262 * config/mcore/mcore.c: Likewise.
13263 * config/score/score.c: Likewise.
13264 * config/mips/mips.c: Likewise.
13265 * config/bfin/bfin.c: Likewise.
13266 * config/ia64/ia64.c: Likewise (disabled though).
13268 * config/frv/frv.h: Remove pointless remark.
13270 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
13271 TARGET_PROMOTE_FUNCTION_ARGS,
13272 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
13273 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
13275 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
13277 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
13278 -floop-parallelize-all.
13279 * toplev.c (process_options): Rename flag_graphite_force_parallel to
13280 flag_loop_parallelize_all.
13281 * tree-ssa-loop.c (gate_graphite_transforms): Same.
13282 * graphite.c (graphite_transform_loops): Same.
13283 * common.opt: Same.
13284 * graphite-poly.c (apply_poly_transforms): Same.
13286 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
13288 PR tree-optimization/40914
13289 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
13290 if set, then check the delta field of the PMF record.
13291 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
13292 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
13293 call is stored in the delta.
13295 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
13297 * config/mips/mips.md (*clear_upper32_dext): New pattern.
13299 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
13301 * config/i386/bsd.h (ASM_BYTE): New define.
13302 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
13303 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
13304 .byte. Use fputs or putc instead of fprintf where appropriate.
13305 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
13306 fputs or putc instead of fprintf where appropriate.
13307 * config/i386/i386elf.h: Ditto.
13308 * config/i386/sysv4.h: Ditto.
13310 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
13311 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
13312 (*tls_global_dynamic_64): Ditto.
13314 2009-07-31 Christian Bruel <christian.bruel@st.com>
13316 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
13318 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13320 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
13321 Remove dead code for MINUS.
13323 2009-07-31 Anthony Green <green@moxielogic.com>
13325 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
13327 (moxie_expand_epilogue): Ditto for epilogue.
13328 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
13329 incoming arguments.
13330 (moxie_function_arg): Ditto.
13331 (moxie_pass_by_reference): Ditto.
13332 (moxie_arg_partial_bytes): Ditto.
13333 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
13334 (FUNCTION_ARG_ADVANCE) Ditto.
13335 (REG_PARM_STACK_SPACE) Ditto.
13336 (FUNCTION_ARG_REGNO_P) Dito.
13338 * config.gcc: Add moxie linux config support.
13339 * gcc/config/moxie/uclinux.h: New file.
13341 2009-07-31 DJ Delorie <dj@redhat.com>
13343 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
13344 (UNSPECV_SP_SWITCH_E): New.
13345 (sp_switch_1): Change to an unspec.
13346 (sp_switch_2): Change to an unspec. Don't use post-inc when we
13348 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
13349 reference the new stack's address
13351 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13353 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
13354 graphite-clast-to-gimple.o, graphite-dependences.o,
13355 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13356 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
13357 (graphite-blocking.o,
13358 graphite-clast-to-gimple.o, graphite-dependences.o,
13359 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
13360 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
13361 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
13362 * cfgloop.h (struct loop): Add can_be_parallel field.
13363 * common.opt (fgraphite-identity): Moved up.
13364 (fgraphite-force-parallel): New flag.
13365 * graphite.c: Rewrite.
13366 * graphite.h: Rewrite.
13367 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
13369 * toplev.c (graphite_out_file): New file descriptor.
13370 (graphite_in_file): New.
13371 (process_options): flag_graphite_force_parallel cannot be used without
13373 * tree-ssa-loop.c: Include toplev.h.
13374 (gate_graphite_transforms): Enable flag_graphite for
13375 flag_graphite_force_parallel.
13377 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13379 * ChangeLog.graphite: New.
13380 * graphite-blocking.c: New.
13381 * graphite-clast-to-gimple.c: New.
13382 * graphite-clast-to-gimple.h: New.
13383 * graphite-dependences.c: New.
13384 * graphite-dependences.h: New.
13385 * graphite-interchange.c: New.
13386 * graphite-poly.c: New.
13387 * graphite-poly.h: New.
13388 * graphite-ppl.c: New.
13389 * graphite-ppl.h: New.
13390 * graphite-scop-detection.c: New.
13391 * graphite-scop-detection.h: New.
13392 * graphite-sese-to-poly.c: New.
13393 * graphite-sese-to-poly.h: New.
13397 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13399 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
13400 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
13402 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13404 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
13405 (scev_is_linear_expression): Return false if the evolution is not
13406 affine multivariate.
13408 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13410 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
13411 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
13413 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13415 * tree-data-ref.c (debug_data_references): New.
13416 (debug_data_reference): New.
13417 * tree-data-ref.h (debug_data_references): Declared.
13418 (debug_data_reference): Declared.
13420 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13422 * tree-data-ref.c (stmt_simple_memref_p: Removed.
13423 * tree-data-ref.h (scop_p): Removed.
13424 (struct data_reference): Remove field scop.
13425 (DR_SCOP): Removed.
13426 (stmt_simple_memref_p): Removed.
13428 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13430 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
13431 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
13434 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13436 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
13438 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13440 * doc/invoke.texi (-fgraphite-identity): Documented.
13442 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13444 * tree-scalar-evolution.c: Fix comment.
13445 (instantiate_scev_1): Return unknow from scev instantiation if the
13446 result is not above instantiate_below.
13448 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
13450 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
13451 static anymore. Instantiate the symbols that may have been introduced
13453 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
13456 2009-07-30 DJ Delorie <dj@redhat.com>
13458 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
13459 .vliw directive to VLIW sections.
13461 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13463 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
13465 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
13466 (AUTOHEADER): New variable.
13467 ($(srcdir)/cstamp-h.in): Use it.
13469 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13470 Pat Haugen <pthaugen@us.ibm.com>
13471 Revital Eres <ERES@il.ibm.com>
13473 * config/rs6000/vector.md (VEC_F): Add VSX support.
13476 (mov<mode>): Ditto.
13477 (vector_load_<mode>): Ditto.
13478 (vector_store_<mode>): Ditto.
13479 (vector GPR move split): Ditto.
13480 (vec_reload_and_plus_<mptrsize>): Ditto.
13481 (vec_reload_and_reg_<mptrsize>): Ditto.
13482 (add<mode>3): Ditto.
13483 (sub<mode>3): Ditto.
13484 (mul<mode>3): Ditto.
13485 (neg<mode>2): Ditto.
13486 (abs<mode>2): Ditto.
13487 (smin<mode>3): Ditto.
13488 (smax<mode>3): Ditto.
13489 (vector_eq<mode>): Ditto.
13490 (vector_gt<mode>): Ditto.
13491 (vector_ge<mode>): Ditto.
13492 (vector_gtu<mode>): Ditto.
13493 (vector_select_<mode>_uns): Ditto.
13494 (vector_eq_<mode>_p): Ditto.
13495 (vector_gt_<mode>_p): Ditto.
13496 (vector_ge_<mode>_p): Ditto.
13497 (vector_gtu_<mode>_p): Ditto.
13498 (cr6_test_for_zero): Ditto.
13499 (cr6_test_for_zero_reverse): Ditto.
13500 (cr6_test_for_lt): Ditto.
13501 (cr6_test_for_lt_reverse): Ditto.
13502 (xor<mode>3): Ditto.
13503 (ior<mode>3): Ditto.
13504 (and<mode>3): Ditto.
13505 (one_cmpl<mode>2): Ditto.
13506 (nor<mode>2): Ditto.
13507 (andc<mode>2): Ditto.
13508 (float<VEC_int<mode>2): Ditto.
13509 (unsigned_float<VEC_int><mode>2): Ditto.
13510 (fix_trunc<mode><VEC_int>2): Ditto.
13511 (fixuns_trunc<mode><VEC_int>2): Ditto.
13513 (vec_set<mode>): Ditto.
13514 (vec_extract<mode>): Ditto.
13515 (vec_interleave_highv4sf): Ditto.
13516 (vec_interleave_lowv4sf): Ditto.
13517 (vec_realign_load_<mode>): Ditto.
13518 (vec_shl_<mode>): Ditto.
13519 (vec_shr_<mode>): Ditto.
13520 (div<mode>3): New patterns for VSX.
13521 (vec_interleave_highv2df): Ditto.
13522 (vec_interleave_lowv2df): Ditto.
13523 (vec_pack_trunc_v2df): Ditto.
13524 (vec_pack_sfix_trunc_v2df): Ditto.
13525 (vec_pack_ufix_trunc_v2df): Ditto.
13526 (vec_unpacks_hi_v4sf): Ditto.
13527 (vec_unpacks_lo_v4sf): Ditto.
13528 (vec_unpacks_float_hi_v4si): Ditto.
13529 (vec_unpacks_float_lo_v4si): Ditto.
13530 (vec_unpacku_float_hi_v4si): Ditto.
13531 (vec_unpacku_float_lo_v4si): Ditto.
13532 (movmisalign<mode>): Ditto.
13533 (vector_ceil<mode>2): New patterns for vectorizing math library.
13534 (vector_floor<mode>2): Ditto.
13535 (vector_btrunc<mode>2): Ditto.
13536 (vector_copysign<mode>3): Ditto.
13538 * config/rs6000/predicates.md (easy_vector_constant_msb): New
13539 predicate for setting the high bit in each word, used for copysign.
13541 * config/rs6000/ppc-asm.h (f19): Whitespace.
13542 (f32-f63): Define if VSX.
13543 (v0-v31): Define if Altivec.
13544 (vs0-vs63): Define if VSX.
13546 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
13548 * config/rs6000/power7.md: New file, provide tuning parameters for
13551 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
13552 (rs6000_cpu_cpp_builtins): Ditto.
13553 (altivec_overloaded_builtins): Ditto.
13554 (altivec_resolve_overloaded_builtin): Ditto.
13556 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
13557 debug switch to disable vectorizing simple math builtin
13560 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
13561 Vectorize simple math builtin functions.
13562 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
13563 hook to vectorize math builtins.
13564 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
13565 (rs6000_builtin_conversion): Add VSX/power7 support.
13566 (rs6000_builtin_vec_perm): Ditto.
13567 (vsplits_constant): Add support for loading up a vector constant
13568 with just the high bit set in each part.
13569 (rs6000_expand_vector_init): Add VSX/power7 support.
13570 (rs6000_expand_vector_set): Ditto.
13571 (rs6000_expand_vector_extract): Ditto.
13572 (rs6000_emit_move): Ditto.
13573 (bdesc_3arg): Ditto.
13574 (bdesc_2arg): Ditto.
13575 (bdesc_1arg): Ditto.
13576 (rs6000_expand_ternop_builtin): Ditto.
13577 (altivec_expand_builtin): Ditto.
13578 (rs6000_expand_unop_builtin): Ditto.
13579 (rs6000_init_builtins): Ditto.
13580 (altivec_init_builtins): Ditto.
13581 (builtin_function_type): Ditto.
13582 (rs6000_common_init_builtins): Ditto.
13583 (rs6000_handle_altivec_attribute); Ditto.
13584 (rs6000_mangle_type): Ditto.
13585 (rs6000_vector_mode_supported_p): Ditto.
13586 (rs6000_mode_dependent_address): Altivec addresses with AND -16
13587 are mode dependent.
13589 * config/rs6000/vsx.md: New file for VSX support.
13591 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
13592 identifing values with just the most significant bit set.
13593 (enum rs6000_builtins): Add builtins for VSX. Add simple math
13594 vectorized builtins.
13596 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
13597 (UNSPEC_VRFIM): Delete.
13598 (splitter for loading up vector with most significant bit): New
13599 splitter for vectorizing copysign.
13600 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
13601 vectorizing simple math functions.
13602 (altivec_vrfip): Add support for vectorizing simple math functions.
13603 (altivec_vrfim): Ditto.
13604 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
13606 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
13607 (power7.md, vsx.md): Include for power7 support.
13608 (copysigndf3): Use VSX instructions if -mvsx.
13609 (negdf2_fpr): Ditto.
13610 (absdf2_fpr): Ditto.
13611 (nabsdf2_fpr): Ditto.
13612 (adddf3_fpr): Ditto.
13613 (subdf3_fpr): Ditto.
13614 (muldf3_fpr): Ditto.
13615 (divdf3_fpr): Ditto.
13616 (fix_truncdfdi2_fpr): Ditto.
13617 (cmpdf_internal1): Ditto.
13618 (fred, fred_fpr): Convert into expander/insn to add VSX support.
13619 (btruncdf2, btruncdf2_fpr): Ditto.
13620 (ceildf2, ceildf2_fpr): Ditto.
13621 (floordf2, floordf2_fpr): Ditto.
13622 (floatdidf2, floatdidf2_fpr): Ditto.
13623 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
13624 (fmsubdf4_fpr): Ditto.
13625 (fnmadddf4_fpr_1): Ditto.
13626 (fnmadddf4_fpr_2): Ditto.
13627 (fnmsubdf4_fpr_1): Ditto.
13628 (fnmsubdf4_fpr_2): Ditto.
13629 (fixuns_truncdfdi2): Add expander for VSX support.
13630 (fix_truncdfdi2): Ditto.
13631 (fix_truncdfsi2): Ditto.
13632 (ftruncdf2): Ditto.
13633 (btruncsf2): Whitespace.
13634 (movdf_hardfloat32): Add support for VSX registers.
13635 (movdf_softfloat32): Ditto.
13636 (movdf_hardfloat64): Ditto.
13637 (movdf_hardfloat64_mfpgpr): Ditto.
13638 (movdf_softfloat64): Ditto.
13639 (movti splitters): Add check for vector registers supporting
13640 TImode in the future.
13641 (bpermd): Add power7 bpermd instruction.
13643 * config/rs6000/altivec.h (vec_div): Define if VSX.
13646 (vec_nmadd): Ditto.
13647 (vec_nearbyint): Ditto.
13650 (all predicates): Use the generic builtin function, and not the V4SF
13651 specific function so that the predicates will work with VSX's V2DF.
13652 (vec_all_*): Ditto.
13653 (vec_any_*): Ditto.
13655 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
13656 Document new VSX functions and types.
13658 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
13661 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
13662 "wa", and "j" constraints. Modify "v" to talk about Altivec
13663 instead of just vector.
13665 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
13668 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
13669 location for phi arguments.
13670 (rewrite_update_phi_arguments): Find locations for reaching defs.
13671 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
13672 Add location to add_phi_arg calls.
13673 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
13674 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
13675 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
13676 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
13677 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
13678 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
13679 * tree-phinodes.c (make_phi_node): Initialize location.
13680 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
13681 (add_phi_arg): Add location parameter.
13682 (remove_phi_arg_num): Move location when moving phi argument.
13683 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
13685 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
13686 slpeel_update_phi_nodes_for_guard1,
13687 slpeel_update_phi_nodes_for_guard2,
13688 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
13689 vect_loop_versioning): Set locations.
13690 * tree-parloops.c (create_phi_for_local_result,
13691 transform_to_exit_first_loop, create_parallel_loop): Add locations.
13692 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
13693 * tree-vect-loop.c (get_initial_def_for_induction,
13694 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
13696 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
13697 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
13698 (gimple_phi_arg_set_location): New. Set locus.
13699 (gimple_phi_arg_has_location): New. Check for locus.
13700 (redirect_edge_var_map_location): New. Return locus from var_map.
13701 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
13702 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
13703 combining PHI arguments.
13704 (cond_store_replacement): Set location.
13705 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
13706 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
13707 scop_add_exit_phis_edge): Add locations.
13708 * tree-cfgcleanup.c (remove_forwarder_block,
13709 remove_forwarder_block_with_phi): Add locations.
13710 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
13711 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
13713 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
13714 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
13715 flush_pending_stmts): Add source location.
13716 * lambda-code.c (perfect_nestify): Maintain location stack with argument
13717 stack to preserve locations.
13718 * tree-vect-stmts.c (vectorizable_load): Add location.
13719 * tree-inline.c (copy_phis_for_bb): Copy locus.
13720 (setup_one_parameter): Add call locus to inlined parameter stmts.
13721 (initialize_inlined_parameters): Pass in call location as parameter
13723 (tree_function_versioning): Pass location to setup_one_parameter.
13724 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
13725 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
13726 copy and edge lists.
13727 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
13728 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
13729 locus parameter and override the stmt default if provided.
13730 (new_elim_graph, clear_elim_graph, delete_elim_graph,
13731 elim_graph_add_edge, elim_graph_remove_succ_edge,
13732 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
13733 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
13734 eliminate_phi): Add locus info in elimination graph for each edge and
13736 (insert_backedge_copies): Copy locus if present.
13737 * tree-flow.h (struct _edge_var_map): Add locus field.
13738 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
13739 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
13740 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
13742 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
13744 2009-07-30 Martin Jambor <mjambor@suse.cz>
13746 PR tree-optimization/40570
13747 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
13748 use inlining loops.
13750 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
13752 * ssa-loop-manip.c: Include langhooks.h.
13753 (rewrite_phi_with_iv): New.
13754 (rewrite_all_phi_nodes_with_iv): New.
13755 (canonicalize_loop_ivs): Move here from tree-parloops.c.
13756 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
13757 * tree-parloops.c (loop_parallel_p): Move out all conditions
13758 except dependency check.
13759 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
13760 (gen_parallel_loop): Call canonicalize_loop_ivs without
13761 reduction_list argument.
13762 (build_new_reduction): New.
13763 (gather_scalar_reductions): New.
13764 (try_get_loop_niter): New.
13765 (try_create_reduction_list): New.
13766 (parallleize_loops): Change the parallel conditions check.
13767 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
13768 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
13770 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
13772 * opt-functions.awk (opt_args): Allow argument to be enclosed in
13774 * doc/options.texi (Option properties): Mention new quoting syntax.
13776 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13778 * config/alpha/alpha.c (alpha_start_function):
13779 Handle VMS_DEBUG_MAIN_POINTER
13780 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
13781 * doc/invoke.texi: Document -mdebug-main switch.
13783 2009-07-29 Richard Henderson <rth@redhat.com>
13785 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
13786 (cgraph_create_edge_including_clones): Likewise.
13787 * tree-inline.c (copy_bb): Operate on the correct edges
13788 when updating the callgraph.
13790 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13792 * config/alpha/vms-cc.c: Deleted.
13793 * config/alpha/vms-ld.c: Deleted.
13794 * config/alpha/t-vms64: Moved to config/vms
13795 * config/alpha/vms-crt0-64.c: Moved to config/vms
13796 * config/alpha/vms-crt0.c: Moved to config/vms
13797 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
13798 * config/alpha/vms-psxcrt0.c: Moved to config/vms
13799 * config/alpha/xm-vms.h: Moved to config/vms
13800 * config/alpha/x-vms: Moved to config/vms
13801 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
13803 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
13804 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
13806 * config/vms/t-vms64: Moved here from config/alpha
13807 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
13808 (argc,argv,envp): Enforce 32bit malloc'ing.
13809 * config/vms/vms-psxcrt0-64.c: Likewise.
13810 * config/vms/vms-crt0.c: Moved here from config/alpha.
13811 * config/vms/vms-psxcrt0.c: Likewise.
13812 * config/vms/vms-crtl-64.h: New file.
13813 * config/vms/vms-crtl.h: New file.
13814 * config/vms/vms.opt: New file.
13815 * config/vms/xm-vms64.h: New file.
13816 * config/vms/xm-vms.h: Moved here from config/alpha.
13817 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
13819 * config/vms/x-vms: Moved here from config/alpha.
13820 (version, VMS_EXTRA_PARTS): Moved to t-vms.
13821 (vms-ld.o, vms-cc.o): Removed.
13822 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
13824 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13826 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
13827 correct stack (obvious VMS fix).
13829 2009-07-29 Douglas B Rupp <rupp@gnat.com>
13831 * dwarf2out.c (output_file_names): Output VMS style file name, size,
13832 date, version info if VMS_DEBUGGING_INFO defined.
13833 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
13834 size, date calculating code moved here.
13836 2009-07-29 Paul Brook <paul@codesourcery.com>
13838 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
13841 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
13844 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
13845 to DImode when generating insq_le insn.
13847 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13849 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
13850 New macro set for VMS_DEBUGGGING_INFO.
13851 (AT_string_form): Use it.
13853 2009-07-28 DJ Delorie <dj@redhat.com>
13855 * config/mep/mep.c (vtext_section): New.
13856 (vftext_section): New.
13857 (ftext_section): New.
13858 (mep_select_section): Add support for functions.
13859 (mep_unique_section): Likewise.
13860 (mep_asm_init_sections): Likewise.
13861 (mep_encode_section_info): Remove it from here.
13863 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
13865 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
13867 * tree.h (TREE_DEPRECATED): Document it is used for types too.
13868 (TYPE_VECTOR_OPAQUE): Use default_def_flag
13870 2009-07-28 Douglas B Rupp <rupp@gnat.com>
13872 * dwarf2out.c (output_file_names): Test new macro
13873 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
13874 (add_comp_dir_attribute): Likewise.
13876 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
13878 * config/i386/mingw-w64.h (LINK_SPEC): Add
13879 separating space between commands.
13881 2009-07-28 Jan Hubicka <jh@suse.cz>
13883 PR tree-optimization/40759
13884 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
13887 2009-07-27 DJ Delorie <dj@redhat.com>
13889 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
13890 types are dword-aligned.
13891 (mep_expand_va_start): Likewise.
13893 2009-07-27 Olivier Hainque <hainque@adacore.com>
13894 Douglas B Rupp <rupp@gnat.com>
13896 * convert.c (convert_to_pointer): Don't assume the target
13897 pointer type is POINTER_SIZE long. Fetch its precision instead.
13899 2009-07-27 Douglas B Rupp <rupp@gnat.com>
13901 * system.h (fopen): Undefine if macro.
13903 2009-07-27 Jakub Jelinek <jakub@redhat.com>
13905 * dwarf2out.c (output_cfi_p): Removed.
13906 (output_cfis): New function.
13907 (output_fde): New function, split from output_call_frame_info.
13908 (output_call_frame_info): Use it.
13909 (dwarf2out_switch_text_section): Use output_cfis.
13911 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
13913 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
13914 TARGET_BI_ARCH is specified without enabling SJLJ.
13915 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
13916 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
13918 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
13920 * arm.md (negdi2): Use DImode if forcing a value into a register.
13922 2009-07-26 Ira Rosen <irar@il.ibm.com>
13924 PR tree-optimization/40801
13925 * tree-vect-stmts.c (vectorizable_call): Get previous copy
13926 of vector operand from the previous copy of vector statement.
13927 Pass the correct definition type value to
13928 vect_get_vec_def_for_stmt_copy().
13930 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13932 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
13933 const char ** conversion.
13935 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13937 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
13938 fancy_abort() if !ENABLE_ASSERT_CHECKING.
13939 (gcc_unreachable): Invoke __builtin_unreachable() if
13940 !ENABLE_ASSERT_CHECKING.
13942 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13944 PR rtl-optimization/40445
13945 * emit-rtl.c (next_nonnote_insn_bb): New function.
13946 * rtl.h (next_nonnote_insn_bb): Declare new function.
13947 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
13948 with no successors that is the successor of the ENTRY_BLOCK.
13949 Continue from the top after removing an empty fallthrough block.
13950 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
13951 of next_nonnote_insn.
13953 2009-07-25 David Daney <ddaney@caviumnetworks.com>
13955 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
13957 2009-07-25 Martin Jambor <mjambor@suse.cz>
13959 * c-common.c (c_common_attribute_table): New element for noclone.
13960 (handle_noclone_attribute): New function. Forward-declare.
13961 * tree-inline.c (tree_versionable_function_p): Check for noclone
13963 * doc/extend.texi (Labels as Values): Document need for noclone.
13964 (Function Attributes): Document noclone attribute.
13966 2009-07-25 Jakub Jelinek <jakub@redhat.com>
13968 PR rtl-optimization/34999
13969 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
13970 and dw_fde_switched_cold_to_hot fields.
13971 (output_cfi_p): New function.
13972 (output_call_frame_info): If fde->dw_fde_switched_sections,
13973 output 2 FDEs instead of one with corrupted header.
13974 (dwarf2out_do_cfi_startproc): New function.
13975 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
13976 and fde->dw_fde_switched_cold_to_hot.
13977 (dwarf2out_switch_text_section): Compute
13978 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
13979 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
13980 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
13981 Otherwise, compute fde->dw_fde_switch_cfi.
13983 2009-07-24 Cary Coutant <ccoutant@google.com>
13985 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
13987 2009-07-24 Cary Coutant <ccoutant@google.com>
13989 * cfghooks.c (split_block): Copy discriminator to new block.
13990 * tree-cfg.c (assign_discriminator): Check location of last
13991 instruction in block as well as first.
13993 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
13995 * config/i386/linux.c: Use fputs or putc instead of fprintf
13997 * config/i386/gas.h: Ditto.
13998 * config/i386/x86-64.h: Ditto.
13999 * config/i386/att.h: Ditto.
14001 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14003 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14006 2009-07-24 Martin Jambor <mjambor@suse.cz>
14008 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14009 (ipa_push_func_to_list_1): Declare.
14010 (ipa_push_func_to_list): New function.
14012 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14013 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14014 (ipa_push_func_to_list): Removed.
14015 (ipa_pop_func_from_list): Clear node_enqueued flag.
14017 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14019 * config/s390/s390.c (override_options): Default
14020 max-unrolled-insns to 100 for z10 tuning.
14022 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14024 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14025 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14026 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14027 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14028 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14029 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14030 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14032 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14034 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14035 use default set in mingw32.h header.
14036 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14037 64-bit /mingw/include path.
14038 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14041 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14043 PR rtl-optimization/40209
14044 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14046 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14048 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14049 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14050 with the rest of string where appropriate. Use fputs or putc
14051 instead of fprintf where appropriate.
14053 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14054 Pat Haugen <pthaugen@us.ibm.com>
14055 Revital Eres <ERES@il.ibm.com>
14057 * config/rs6000/vector.md: New file. Move most of the vector
14058 expander support here from altivec.md to allow for the VSX vector
14059 unit in the future. Add support for secondary_reload patterns.
14060 Rewrite the patterns for vector comparison, and vector comparison
14061 predicate instructions so that the RTL expresses the desired
14062 behavior, instead of using unspec.
14064 * config/rs6000/constraints.md ("f" constraint): Use
14065 rs6000_constraints to hold the precalculated register class.
14066 ("d" constraint): Ditto.
14067 ("wd" constraint): New constraint for VSX.
14068 ("wf" constraint): Ditto.
14069 ("ws" constraint): Ditto.
14070 ("wa" constraint): Ditto.
14071 ("wZ" constraint): Ditto.
14072 ("j" constraint): Ditto.
14074 * config/rs6000/predicates.md (vsx_register_operand): New
14076 (vfloat_operand): New predicate for vector.md.
14077 (vint_operand): Ditto.
14078 (vlogical_operand): Ditto.
14079 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14080 (easy_vector_constant): Add VSX support.
14081 (altivec_indexed_or_indirect_operand): New predicate for
14082 recognizing Altivec style memory references with AND -16.
14084 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14085 for vector secondary reload support.
14086 (rs6000_vector_reg_class): Delete, replacing it with
14087 rs6000_constraints.
14088 (rs6000_vsx_reg_class): Ditto.
14089 (rs6000_constraints): New array to hold the register classes of
14090 each of the register constraints that can vary at runtime.
14091 (builtin_mode_to_type): New static array for builtin function type
14093 (builtin_hash_table): New static hash table for builtin function
14095 (TARGET_SECONDARY_RELOAD): Define target hook.
14096 (TARGET_IRA_COVER_CLASSES): Ditto.
14097 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14098 registers are 128 bits if VSX memory reference instructions are used.
14099 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14100 unit is being used.
14101 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14102 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14103 Print several of the scheduling related parameters.
14104 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14105 rs6000_constraints instead of rs6000_vector_reg_class. Move
14106 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14107 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14108 Altivec. Add VSX support. Setup for secondary reload support on
14109 Altivec/VSX registers.
14110 (rs6000_override_options): Make power7 set the scheduling groups
14111 like the power5. Add support for new debug switches to override
14112 the scheduling defaults. Temporarily disable -mcpu=power7 from
14113 setting -mvsx. Add support for debug switches -malways-hint,
14114 -msched-groups, and -malign-branch-targets.
14115 (rs6000_buitlin_conversion): Add support for returning unsigned
14116 vector conversion functions to fix regressions due to stricter
14118 (rs6000_builtin_mul_widen_even): Ditto.
14119 (rs6000_builtin_mul_widen_odd): Ditto.
14120 (rs6000_builtin_vec_perm): Ditto.
14121 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14122 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14123 to zero a register.
14124 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14125 generated upstream.
14126 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14127 VSX types for bit operations. Changes to accomidate vector.md.
14128 (bdesc_2arg): Ditto.
14129 (bdesc_1arg): Ditto.
14130 (struct builtin_description_predicates): Rewrite predicate
14131 handling so that RTL describes the operation, instead of passing
14132 the instruction to be used as a string argument.
14133 (bdesc_altivec_preds): Ditto.
14134 (altivec_expand_predicate_builtin): Ditto.
14135 (altivec_expand_builtin): Ditto.
14136 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14137 statement for vsldoi support.
14138 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14139 (altivec_expand_st_builtin): Ditto.
14140 (paired_expand_builtin): Whitespace changes.
14141 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14142 builtin_mode_to_type table for secondary reload. Call
14143 builtin_function_type to build random builtin functions.
14144 (altivec_init_builtins): Change to use builtin_function_type to
14145 create builtin function types dynamically as we need them.
14146 (builtin_hash_function): New support for hashing the tree types
14147 for builtin function as we need it, rather than trying to build
14148 all of the trees that we need. Add initial preliminary VSX support.
14149 (builtin_function_type): Ditto.
14150 (builtin_function_eq): Ditto.
14151 (builtin_hash_struct): Ditto.
14152 (rs6000_init_builtins): Ditto.
14153 (rs6000_common_init_builtins): Ditto.
14154 (altivec_init_builtins): Ditto.
14155 (rs6000_common_init_builtins): Ditto.
14156 (enum reload_reg_type): New enum for simplifing reg classes.
14157 (rs6000_reload_register_type): Simplify register classes into GPR,
14158 Vector, and other registers. Altivec and VSX addresses in reload.
14159 (rs6000_secondary_reload_inner): Ditto.
14160 (rs6000_ira_cover_classes): New target hook, that returns the
14161 appropriate cover classes, based on -mvsx being used or not.
14162 (rs6000_secondary_reload_class): Add VSX support.
14163 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14164 (get_vsel_insn): Ditto.
14165 (rs6000_emit_vector_compare): Rewrite vector conditional support
14166 so that where we can, we use RTL operators, instead of blindly use
14168 (rs6000_emit_vector_select): Ditto.
14169 (rs6000_emit_vector_cond_expr): Ditto.
14170 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14171 (create_TOC_reference): Add -mdebug=addr support.
14172 (emit_frame_save): VSX loads/stores need register indexed addressing.
14174 * config/rs6000/rs6000.md: Include vector.md.
14176 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14178 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14179 support for V2DI, V2DF in logical, permute, select operations.
14181 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14182 switch for vsx/power7.
14183 (-mvsx-scalar-memory): Ditto.
14184 (-mvsx-align-128): Ditto.
14185 (-mallow-movmisalign): Ditto.
14186 (-mallow-df-permute): Ditto.
14187 (-msched-groups): Ditto.
14188 (-malways-hint): Ditto.
14189 (-malign-branch-targets): Ditto.
14191 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14193 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14194 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14195 (rs6000_vector_reg_class): Delete.
14196 (rs6000_vsx_reg_class): Ditto.
14197 (enum rs6000_reg_class_enum): New enum for the constraints that
14198 vary based on target switches.
14199 (rs6000_constraints): New array to hold the register class for all
14200 of the register constraints that vary based on the switches used.
14201 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14202 (enum rs6000_builtins): Add unsigned varients for the builtin
14203 declarations returned by target hooks for expanding multiplies,
14204 select, and permute operations. Add VSX builtins.
14205 (enum rs6000_builtin_type_index): Add entries for VSX.
14206 (V2DI_type_node): Ditto.
14207 (V2DF_type_node): Ditto.
14208 (unsigned_V2DI_type_node): Ditto.
14209 (bool_long_type_node): Ditto.
14210 (intDI_type_internal_node): Ditto.
14211 (uintDI_type_internal_node): Ditto.
14212 (double_type_internal_node): Ditto.
14214 * config/rs6000/altivec.md (whole file): Move all expanders to
14215 vector.md from altivec.md. Rename insn matching functions to be
14217 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14218 (altivec_vcmp*): Ditto.
14219 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14220 (VM): New iterator for moves that includes the VSX types.
14221 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14222 (altivec_vperm_<mode>_uns): New, for unsigned types.
14223 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14224 (altivec_eq<mode>): Ditto.
14225 (altivec_gt<mode>): Ditto.
14226 (altivec_gtu<mode>): Ditto.
14227 (altivec_eqv4sf): Ditto.
14228 (altivec_gev4sf): Ditto.
14229 (altivec_gtv4sf): Ditto.
14230 (altivec_vcmpbfp_p): Ditto.
14232 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14234 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14237 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14240 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14241 ASM_SHORT instead of .word.
14242 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14243 instead of .word in asm template.
14245 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14248 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14249 (process_bb_node_lives): Use it.
14251 * ira.c (setup_cover_and_important_classes): Don't setup
14252 ira_important_class_nums. Add cover classes to the end of
14254 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
14256 (find_reg_class_closure): Use reorder_important_classes.
14258 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
14260 * config/i386/i386.c (i386_ira_cover_classes): New function.
14261 (TARGET_IRA_COVER_CLASSES): Redefine.
14263 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
14264 importance of order of cover classes in the array.
14266 2009-07-22 Diego Novillo <dnovillo@google.com>
14268 * tree-pass.h (TDF_EH): Define.
14269 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
14270 contains TDF_EH, print the EH region number holding GS.
14271 * tree-dump.c (dump_options): Add "eh".
14272 * doc/invoke.texi: Document it.
14274 2009-07-22 Doug Kwan <dougkwan@google.com>
14276 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
14278 2009-07-22 Michael Matz <matz@suse.de>
14280 PR tree-optimization/35229
14281 PR tree-optimization/39300
14283 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
14284 (inhibit_phi_insertion): New function.
14285 (insert_into_preds_of_block): Call it for REFERENCEs.
14286 (init_pre): Initialize and finalize scalar evolutions.
14287 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
14289 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
14291 * config/i386/predicates.md (zero_extended_scalar_load_operand):
14292 Use CONST_VECTOR_NUNITS to determine number of elements.
14294 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
14296 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
14297 (U, W): Constraints are now deprecated and will be removed if we
14298 run out of letters.
14299 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
14301 ("prefetch"): Add the stcmh instruction for prefetching.
14302 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
14304 (s390_short_displacement): Return always true if compiling for
14305 machines not providing the long displacement facility.
14306 (s390_mem_constraint): Support the new constraint letter Z.
14307 (s390_check_qrst_address): New function.
14309 2009-07-21 DJ Delorie <dj@redhat.com>
14311 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
14314 2009-07-21 Jason Merrill <jason@redhat.com>
14316 * c-common.c (max_tinst_depth): Increase default to 1024.
14318 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14320 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
14321 (vec_unpacku_float_lo_v4si): Ditto.
14323 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
14326 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
14327 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
14328 (builtin_description): Add __builtin_ia32_cvtudq2ps.
14329 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
14331 2009-07-21 Jakub Jelinek <jakub@redhat.com>
14333 PR tree-optimization/40813
14334 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
14337 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
14339 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
14340 with a NOP_EXPR if needed.
14342 2009-07-21 Paul Brook <paul@codesourcery.com>
14344 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
14345 Terminate debug dump with newline.
14347 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14349 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
14350 Cast "1" to unsigned HOST_WIDE_INT.
14351 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
14352 deposit length to the maximum length - lsb. Extend length if
14353 HOST_BITS_PER_WIDE_INT is 32.
14355 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14357 * cgraph.h (constant_pool_htab): New function.
14358 (constant_descriptor_tree): Move from varasm.c.
14359 * varasm.c (constant_pool_htab): New function.
14360 (constant_descriptor_tree): Move to cgraph.h.
14362 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
14364 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
14366 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
14368 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
14371 2009-07-20 Xinliang David Li <davidxl@google.com>
14373 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
14375 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
14377 * config/mips/mips.md (move_type): Add arith.
14378 (type): Handle arith.
14379 (zero_extendsidi2): Rename this into ...
14380 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
14381 (zero_extendsidi2): New expander.
14382 (*zero_extendsidi2_dext): New pattern.
14384 2009-07-20 Nick Clifton <nickc@redhat.com>
14386 * config.gcc (mips64-*-*): Add definition of tm_defines in order
14387 to set MIPS_ABI_DEFAULT.
14388 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
14390 2009-07-20 Jakub Jelinek <jakub@redhat.com>
14392 * tree-object-size.c (addr_object_size): Handle unions with
14393 array in it as last field of structs in __bos (, 1) as __bos (, 0).
14395 PR tree-optimization/40792
14396 * tree.c (build_function_type_skip_args): Remove bogus assert.
14398 2009-07-20 Jan Hubicka <jh@suse.cz>
14399 Martin Jambor <mjambor@suse.cz>
14401 * cgraph.h (combined_args_to_skip): New field.
14402 * cgraph.c (cgraph_create_virtual_clone): Properly handle
14403 combined_args_to_skip and args_to_skip.
14404 * tree-inline.c (update_clone_info): New function.
14405 (tree_function_versioning): Call update_clone_info.
14406 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
14408 (cgraph_materialize_all_clones): More extensive dumping, working
14409 with combined_args_to_skip rather than args_to_skip.
14411 2009-07-20 Ira Rosen <irar@il.ibm.com>
14413 * tree-vectorizer.h (vectorizable_condition): Add parameters.
14414 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
14415 (get_initial_def_for_reduction): Likewise.
14416 (vectorizable_reduction): Skip the check of first operand in case
14417 of COND_EXPR. Add check that it is outer loop vectorization if
14418 nested cycle was detected. Call vectorizable_condition() for
14419 COND_EXPR. If reduction epilogue cannot be created do not fail for
14420 nested cycles (if it is not double reduction). Assert that there
14421 is only one type in the loop in case of COND_EXPR. Call
14422 vectorizable_condition() to vectorize COND_EXPR.
14423 * tree-vect-stmts.c (vectorizable_condition): Update comment.
14424 Add parameters. Allow nested cycles if called from
14425 vectorizable_reduction(). Use reduction vector variable if provided.
14426 (vect_analyze_stmt): Call vectorizable_reduction() before
14427 vectorizable_condition().
14428 (vect_transform_stmt): Update call to vectorizable_condition().
14430 2009-07-20 Christian Bruel <christian.bruel@st.com>
14432 * config/sh/sh.opt (-mfmovd): Resurrect and document.
14433 * doc/invoke.texi (-mfmovd): Likewise.
14434 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
14436 2009-07-20 Jan Hubicka <jh@suse.cz>
14438 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
14439 when handling SSA name.
14441 2009-07-19 Jan Hubicka <jh@suse.cz>
14443 PR tree-optimization/40676
14444 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
14445 virtual PHIs in empty BBs.
14447 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14449 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
14450 re-expanded the compound use gen_lowpart instead to convert to the
14453 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14455 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
14456 OUTER_CONST arguments.
14457 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
14458 the new wider mode will be masked off.
14459 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
14461 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14463 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
14464 high-order bits are zero.
14466 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
14468 * combine.c (simplify_shift_const_1): Split code to determine
14469 shift_mode into ...
14470 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
14471 new bits shifted in are identical to the old sign bit.
14473 2009-07-18 Richard Guenther <rguenther@suse.de>
14476 * gimplify.c (gimplify_call_expr): Reject code using results from
14477 functions returning void.
14479 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14481 * doc/md.texi: Document the new PowerPC "es" constraint.
14482 Document that "m" can include automodified addresses on this target,
14483 and explain how %U must be used. Extend the "Q" and "Z" documentation
14484 to suggest "es" as well as "m".
14485 * config/rs6000/constraints.md (es): New memory constraint.
14486 (Q, Z): Update strings to match new documentation.
14488 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
14490 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
14491 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
14492 * config/rs6000/predicates.md (volatile_mem_operand): Use
14493 offsettable_nonstrict_memref_p.
14494 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
14495 (*floatunssidf2_internal): Likewise.
14496 (*fix_truncdfsi2_internal): Likewise.
14497 (*fix_trunctfsi2_internal): Likewise.
14499 2009-07-17 Anatoly Sokolov <aesok@post.ru>
14501 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
14502 atmega32u2 devices.
14503 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14505 2009-07-17 Richard Guenther <rguenther@suse.de>
14508 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
14509 (pass_warn_unused_result): Likewise.
14510 (TODO_set_props): Remove.
14511 * omp-low.c (diagnose_omp_structured_block_errors): Change to
14513 (pass_diagnose_omp_blocks): Define.
14514 * c-decl.c (pop_file_scope): Do not finalize the CU here.
14515 (c_gimple_diagnostics_recursively): Remove.
14516 (finish_function): Do not call it.
14517 (c_write_global_declarations): Continue after errors.
14518 Finalize the CU here.
14519 * c-gimplify.c (c_genericize): Do not gimplify here.
14520 * c-common.c (c_warn_unused_result): Move ...
14521 * tree-cfg.c (do_warn_unused_result): ... here.
14522 (run_warn_unused_result): New function.
14523 (gate_warn_unused_result): New function.
14524 (pass_warn_unused_result): New pass.
14525 * c-common.h (c_warn_unused_result): Remove.
14526 * flags.h (flag_warn_unused_result): Declare.
14527 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
14528 * opts.c (flag_warn_unused_result): Initialize to false.
14529 * toplev.c (compile_file): Add comment.
14530 * omp-low.c (create_omp_child_function): Do not register
14531 the function with the frontend.
14532 (diagnose_omp_structured_block_errors): Prepare to be
14533 called as optimization pass.
14534 (gate_diagnose_omp_blocks): New function.
14535 (pass_diagnose_omp_blocks): New pass.
14536 * cgraph.h (cgraph_optimize): Remove.
14537 (cgraph_analyze_function): Likewise.
14538 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
14539 * cgraphunit.c (cgraph_lower_function): Lower nested functions
14540 before their parents here.
14541 (cgraph_finalize_function): Not here.
14542 (cgraph_analyze_function): Gimplify functions here.
14543 (cgraph_finalize_compilation_unit): Continue after errors.
14544 Optimize the callgraph from here.
14545 (cgraph_optimize): Make static.
14546 * langhooks.c (write_global_declarations): Finalize the CU.
14547 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
14548 (gimplify_function_tree): Assert we gimplify only once.
14549 Set PROP_gimple_any property.
14550 * tree-nested.c (gimplify_all_functions): New function.
14551 (lower_nested_functions): Gimplify all nested functions.
14552 * gimple.h (diagnose_omp_structured_block_errors): Remove.
14553 * passes.c (init_optimization_passes): Add pass_warn_unused_result
14554 and pass_diagnose_omp_blocks after gimplification. Do not
14555 set TODO_set_props on all_lowering_passes.
14556 (execute_one_pass): Do not handle TODO_set_props.
14557 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
14558 (gimplify.o): Add tree-pass.h dependency.
14559 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
14560 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
14561 (unsave_r): Likewise.
14562 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
14563 temporary variable.
14565 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
14567 * doc/service.texi (Service): Restore previously removed link,
14568 which isn't broken after all.
14570 2009-07-17 Richard Guenther <rguenther@suse.de>
14572 PR tree-optimization/40321
14573 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
14574 PHI nodes to the maximal set.
14575 (make_values_for_phi): Add PHI arguments to the maximal set.
14576 (execute_pre): Dump PHI_GEN and the maximal set.
14578 2009-07-17 Jakub Jelinek <jakub@redhat.com>
14581 * gimplify.c (gimplify_conversion): Don't change non-conversions into
14584 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
14586 * doc/extend.texi (Nested Functions): Replace broken link with
14588 * doc/service.texi (Service): Remove broken link.
14590 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
14593 * builtins.c (expand_builtin_memcmp): Use loc instead of
14594 EXPR_LOCATION (exp).
14595 (expand_builtin_strncmp): Likewise.
14597 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
14598 Manuel López-Ibáñez <manu@gcc.gnu.org>
14601 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
14602 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
14603 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
14604 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
14605 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
14606 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
14607 tree-inline.c, c-common.c, c-common.h, gimple.c,
14608 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
14609 convert.c: Add location argument to fold_{unary,binary,ternary},
14610 fold_build[123], build_call_expr, build_size_arg,
14611 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
14612 fold_build1_initializer, fold_build2_initializer,
14613 fold_build3_initializer, fold_build_call_array,
14614 fold_build_call_array_initializer, fold_single_bit_test,
14615 omit_one_operand, omit_two_operands, invert_truthvalue,
14616 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
14617 combine_comparisons, fold_builtin_*, fold_call_expr,
14618 build_range_check, maybe_fold_offset_to_address, round_up,
14621 2009-07-16 Jason Merrill <jason@redhat.com>
14624 * c-common.c (c_common_reswords): Add __is_standard_layout
14626 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
14627 * doc/implement-cxx.texi: New.
14628 * doc/gcc.texi: Include it.
14630 2009-07-16 DJ Delorie <dj@redhat.com>
14632 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
14633 compares that may be indirectly affected by previous instructions.
14635 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14637 * builtins.c (do_mpc_arg2): New.
14638 (fold_builtin_2): Fold builtin cpow.
14639 * real.h (HAVE_mpc_pow): New.
14641 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
14643 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
14644 comparison to skip unprofitable schedule
14646 2009-07-16 Simon Baldwin <simonb@google.com>
14648 * gcc.c (option_map): New flag -no-canonical-prefixes.
14649 * (display_help): Print help text for new flag.
14650 * (process_command): Move options translation and language specifics
14651 and handle new flag early. Use it to set a function pointer to a
14652 prefix builder. Replace make_relative_prefix calls with calls to
14653 the function pointed to. Ignore new flag in regular options handling.
14654 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
14656 2009-07-15 DJ Delorie <dj@redhat.com>
14658 * config/mep/mep.md (sibcall_internal): Change register to avoid
14659 argument registers.
14660 (sibcall_value_internal): Likewise.
14662 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
14664 PR rtl-optimization/40710
14665 * resource.c (mark_target_live_regs): Reset DF problem to LR.
14667 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
14669 * config/mips/mips.md (*extenddi_truncate<mode>,
14670 *extendsi_truncate<mode>): Change type attribute to move_type
14671 with shift_shift. Split out code handling exts from here ...
14672 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
14674 (*extendhi_truncateqi): Change type attribute to move_type with
14675 shift_shift. Split out code handling exts from here ...
14676 (*extendhi_truncateqi_exts): ... to this new pattern.
14678 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
14680 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
14681 instead of "and" with inverted sign bit mask value. Use
14682 "nonimmediate_operand" for operand 1 and operand 2 predicate.
14683 Allocate registers only for operand 4 and operand 5.
14685 2009-07-15 Jakub Jelinek <jakub@redhat.com>
14687 PR middle-end/40747
14688 * fold-const.c (fold_cond_expr_with_comparison): When folding
14689 < and <= to MIN, make sure the MIN uses the same type as the
14690 comparison's operands.
14692 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
14694 * arm.md (ior_xor): New code iterator.
14695 (split for ior/xor with shift and zero-extend): New split pattern.
14696 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
14698 2009-07-15 Richard Guenther <rguenther@suse.de>
14700 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
14703 2009-07-15 Richard Guenther <rguenther@suse.de>
14705 PR middle-end/40753
14706 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
14708 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14710 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
14711 handle 2.6.30 kernel.
14713 2009-07-15 DJ Delorie <dj@redhat.com>
14715 * config/mep/mep.md (sibcall_internal): Change register to allow
14716 for 24-bit addresses.
14717 (sibcall_value_internal): Likewise.
14719 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
14721 * doc/invoke.texi: Added descriptions of the scheduling heuristics
14722 that are enabled/disabled by the flags introduced by a previous patch.
14724 2009-07-14 DJ Delorie <dj@redhat.com>
14726 * config/mep/mep.md (sibcall_internal): Include non-toggling
14728 (sibcall_value_internal): Likewise.
14730 2009-07-14 Taras Glek <tglek@mozilla.com>
14731 Rafael Espindola <espindola@google.com>
14733 * doc/sourcebuild.texi: Document install-plugin target.
14734 * configure.ac: Added install-plugin target to language makefiles.
14735 * configure: Regenerate.
14736 * Makefile.in (install-plugin): Install more headers,
14737 depend on lang.install-plugin.
14739 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14741 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
14744 2009-07-14 DJ Delorie <dj@redhat.com>
14746 * config/mep/mep.c (mep_vliw_jmp_match): New function.
14747 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
14748 * config/mep/mep.md (sibcall_internal): Change test from
14749 mep_vliw_mode_match to mep_vliw_jmp_match.
14750 (sibcall_value_internal): Likewise.
14752 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
14754 * config/i386/sse.md (copysign<mode>3): New expander.
14755 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
14756 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
14757 Use ix86_build_const_vector.
14758 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
14759 IX86_BUILTIN_CPYSGNPD.
14760 (builtin_description): Add __builtin_ia32_copysignps and
14761 __builtin_ia32_copysignpd.
14762 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
14763 and BUILT_IN_COPYSIGNF.
14765 2009-07-13 Jason Merrill <jason@redhat.com>
14767 * builtins.c (can_trust_pointer_alignment): New fn.
14768 (get_pointer_alignment): Factor it out from here.
14769 * tree.h: Declare it.
14771 2009-07-14 David Edelsohn <edelsohn@gnu.org>
14773 * config/rs6000/predicates.md (offsettable_mem_operand): Test
14776 2009-07-14 Dodji Seketeli <dodji@redhat.com>
14780 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
14782 2009-07-14 Richard Guenther <rguenther@suse.de>
14783 Andrey Belevantsev <abel@ispras.ru>
14785 PR middle-end/40745
14786 * cfgexpand.c (partition_stack_vars): Do not bother to update
14787 alias information when not optimizing.
14789 2009-07-14 Richard Guenther <rguenther@suse.de>
14790 Andrey Belevantsev <abel@ispras.ru>
14792 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
14793 (pt_solution_set): Likewise.
14794 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
14795 * tree-ssa-structalias.c (pt_solution_set): New function.
14796 * final.c (rest_of_clean_state): Free SSA data structures.
14797 * print-rtl.c (print_decl_name): Remove.
14798 (print_mem_expr): Implement in terms of print_generic_expr.
14799 * alias.c (ao_ref_from_mem): New function.
14800 (rtx_refs_may_alias_p): Likewise.
14801 (true_dependence): Query alias-export info.
14802 (canon_true_dependence): Likewise.
14803 (write_dependence_p): Likewise.
14804 * tree-dfa.c (get_ref_base_and_extent): For void types leave
14806 * emit-rtl.c (component_ref_for_mem_expr): Remove.
14807 (mem_expr_equal_p): Use operand_equal_p.
14808 (set_mem_attributes_minus_bitpos): Do not use
14809 component_ref_for_mem_expr.
14810 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
14811 (update_alias_info_with_stack_vars): Likewise.
14812 (partition_stack_vars): Call update_alias_info_with_stack_vars.
14813 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
14814 explicitly nor clear stmt operands.
14815 Free the decl-to-pointer map.
14816 * tree-optimize.c (execute_free_datastructures): Do not free
14817 SSA data structures here.
14818 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
14819 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
14820 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
14822 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
14824 2009-07-13 DJ Delorie <dj@redhat.com>
14826 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
14827 unrolling at the right iteration count.
14829 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
14832 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
14834 * haifa-sched.c (rank_for_schedule): Introduced flags to
14835 enable/disable individual scheduling heuristics.
14836 * common.opt: Introduced flags to enable/disable individual
14837 heuristics in the scheduler.
14838 * doc/invoke.texi: Introduced flags to enable/disable individual
14839 heuristics in the scheduler.
14841 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
14843 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
14844 config/i386/mingw-tls.c.
14845 * config/i386/mingw-tls.c: Removed.
14847 2009-07-13 Ira Rosen <irar@il.ibm.com>
14849 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
14850 checks access only relevant statements.
14851 (vectorizable_reduction): Likewise.
14853 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
14855 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
14856 just for 32-bit case.
14858 2009-07-12 Jan Hubicka <jh@suse.cz>
14860 PR tree-optimization/40585
14861 * except.c (expand_resx_expr): When there already is resume
14862 instruction, produce linked list.
14863 (build_post_landing_pads): Assert that resume is empty.
14864 (connect_post_landing_pads): Handle resume lists.
14865 (dump_eh_tree): Dump resume list.
14867 2009-07-12 Ira Rosen <irar@il.ibm.com>
14869 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14870 with additional argument.
14871 * tree-vectorizer.h (enum vect_def_type): Add
14872 vect_double_reduction_def.
14873 (vect_is_simple_reduction): Add argument.
14874 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
14876 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
14877 vect_is_simple_reduction with additional argument.
14878 (vect_analyze_loop_operations): Handle exit phi nodes in case of
14880 (reduction_code_for_scalar_code): Handle additional codes by
14881 returning ERROR_MARK for them. Fix comment and indentation.
14882 (vect_is_simple_reduction): Fix comment, add argument to specify
14883 double reduction. Detect double reduction.
14884 (get_initial_def_for_induction): Fix indentation.
14885 (get_initial_def_for_reduction): Fix comment and indentation.
14886 Handle double reduction. Create initial definitions that do not
14887 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
14888 (vect_create_epilog_for_reduction): Fix comment, add argument to
14889 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
14890 epilogue result extraction. Create double reduction phi node and
14891 replace relevant uses.
14892 (vectorizable_reduction): Call vect_is_simple_reduction with
14893 additional argument. Fix indentation. Update epilogue code treatment
14894 according to the changes in reduction_code_for_scalar_code. Check
14895 for double reduction. Call vect_create_epilog_for_reduction with
14896 additional argument.
14897 * tree-vect-stmts.c (process_use): Handle double reduction, update
14899 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
14900 (vect_get_vec_def_for_operand): Likewise.
14902 2009-07-12 Danny Smith <dansmister@gmail.com>
14904 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
14905 dllexport if !TREE_PUBLIC.
14906 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
14908 2009-07-11 Anatoly Sokolov <aesok@post.ru>
14910 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
14911 (avr_extra_arch_macro) Remove declatation.
14912 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
14913 (avr_extra_arch_macro) Declare as static.
14914 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
14916 2009-07-11 Jan Hubicka <jh@suse.cz>
14918 PR middle-end/48388
14919 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
14921 2009-07-11 Jakub Jelinek <jakub@redhat.com>
14924 * dwarf2out.c (dw_fde_struct): Add in_std_section and
14925 cold_in_std_section bits.
14926 (dwarf2out_begin_prologue): Initialize them.
14927 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
14928 if already covered by text_section or cold_text_section range.
14930 PR rtl-optimization/40667
14931 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
14932 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
14933 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
14934 * config/i386/i386.c (ix86_minimum_alignment): New function.
14935 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
14936 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
14937 * emit-rtl.c (gen_reg_rtx): Likewise.
14938 * function.c (assign_parms): Likewise. If nominal_type needs
14939 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
14940 rather than passed_type's alignment.
14943 * function.c (assign_parm_setup_stack): Adjust
14944 MEM_OFFSET (data->stack_parm) if promoted_mode is different
14945 from nominal_mode on big endian.
14947 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
14949 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
14951 2009-07-10 DJ Delorie <dj@redhat.com>
14953 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
14955 2009-07-10 Mark Mitchell <mark@codesourcery.com>
14957 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
14959 (thumb2_cbnz): Likewise.
14961 2009-07-10 David Daney <ddaney@caviumnetworks.com>
14964 * config.gcc (supported_defaults): Add synci.
14965 (with_synci): Add validation.
14966 (all_defaults): Add synci.
14967 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
14970 * config/mips/mips.opt (msynci): New option.
14971 * config/mips/mips.c (mips_override_options): Warn on use of
14972 -msynci for targets that do now support it.
14973 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
14975 * gcc/doc/invoke.texi (-msynci): Document the new option.
14976 * doc/install.texi (--with-synci): Document the new option.
14978 2009-07-10 Richard Guenther <rguenther@suse.de>
14980 PR tree-optimization/40496
14981 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
14982 the PHI result with a compatible type.
14984 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
14988 * c.opt (Wunused-result): New.
14989 * doc/invoke.texi: Document it.
14990 * c-common.c (c_warn_unused_result): Use it.
14992 2009-07-09 DJ Delorie <dj@redhat.com>
14994 * targhooks.c (default_target_can_inline_p): Rename from
14995 default_target_option_can_inline_p.
14996 * targhooks.h (default_target_can_inline_p): Likewise.
14997 * target-def.h (TARGET_CAN_INLINE_P): Rename from
14998 TARGET_OPTION_CAN_INLINE_P.
14999 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15000 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15001 (mep_target_can_inline_p): Rename from
15002 mep_target_option_can_inline_p.
15005 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15006 registers used to pass vectors.
15008 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15010 2009-07-09 Tom Tromey <tromey@redhat.com>
15012 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15013 * config/mmix/mmix.c: Include dwarf2.h.
15014 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15015 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15016 * config/sh/sh.c: Include dwarf2.h.
15017 * config/i386/i386.c: Include dwarf2.h.
15018 * Makefile.in (DWARF2_H): Remove 'elf'.
15019 * except.c: Include dwarf2.h.
15020 * unwind-dw2.c: Include dwarf2.h.
15021 * dwarf2out.c: Include dwarf2.h.
15022 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15023 * unwind-dw2-fde.c: Include dwarf2.h.
15024 * dwarf2asm.c: Include dwarf2.h.
15026 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15028 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15029 (max_issue): Use it.
15030 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15032 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15033 (region_sched_info): Update.
15034 * sched-ebb.c (ebb_sched_info): Update.
15035 * modulo-sched.c (sms_sched_info): Update.
15036 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15038 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15040 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15042 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15044 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15046 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15048 PR middle-end/40692
15049 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15050 arg1 with arg01 if arg1 is already INTEGER_CST.
15052 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15054 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15055 Transform (and (truncate)) into (truncate (and)).
15057 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15059 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15060 creating LHS paradoxical subregs. Fix surrounding returns to
15061 use NULL_RTX rather than 0.
15063 2009-07-08 DJ Delorie <dj@redhat.com>
15065 * config/mep/mep.c (mep_option_can_inline_p): New.
15066 (TARGET_OPTION_CAN_INLINE_P): Define.
15068 2009-07-08 Mark Wielaard <mjw@redhat.com>
15071 * dwarf2out.c (add_data_member_location_attribute): When we have
15072 only a constant offset don't emit a new location description using
15073 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15076 2009-07-08 Richard Henderson <rth@redhat.com>
15079 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15080 (enum reg_class): Add CLOBBERED_REGS.
15081 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15082 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15083 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15084 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15085 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15086 force 64-bit sibcalls into R11.
15087 * config/i386/constraints.md (U): New constraint.
15088 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15089 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15090 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15092 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15094 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15096 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15097 * ebitmap.h (dump_ebitmap): Ditto.
15098 * optabs.h (optab_libfunc): Ditto.
15099 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15100 * tree-flow.h (vect_can_force_dr_alignment_p,
15101 get_vectype_for_scalar_type): Ditto.
15102 (vectorize_loops): Move prototype to ...
15103 * tree-vectorizer.h: ... here. Also, adjust comment.
15104 (vect_set_verbosity_level): Remove duplicate prototype.
15105 * tree-ssa-loop.c: Include tree-vectorizer.h.
15106 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15108 2009-07-08 Nick Clifton <nickc@redhat.com>
15110 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15113 2009-07-08 DJ Delorie <dj@redhat.com>
15115 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15116 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15117 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15119 * config/mep/intrinsics.md: Regenerated.
15120 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15121 registers when asm() or calls are detected.
15123 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15126 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15128 * gimple (gimple_build_call_from_tree): Likewise.
15129 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15130 no_warning flag before warning.
15132 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15134 * tree.c (set_expr_locus): Remove.
15135 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15136 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15138 * gimplify.c (internal_get_tmp_var): Likewise.
15139 (gimplify_call_expr): Likewise.
15140 (gimplify_one_sizepos): Likewise.
15142 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15145 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15146 to variables for debugging purposes.
15148 2009-06-23 Mark Loeser <mark@halcy0n.com>
15151 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15153 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15155 * pretty-print.c (pp_base_format): Remove %J.
15156 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15157 gcc_cxxdiag_char_table): Likewise.
15158 (init_dynamic_diag_info): Likewise.
15160 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15162 * pretty-print.c (pp_base_format): Remove %H.
15163 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15164 gcc_cxxdiag_char_table): Likewise.
15165 (init_dynamic_diag_info): Likewise.
15166 * config/mep/mep.c (mep_select_section): Likewise.
15168 2009-07-07 Duncan Sands <baldrick@free.fr>
15170 * final.c (pass_clean_state): Give the pass a name.
15171 * passes.c (pass_rest_of_compilation): Likewise.
15172 * tree-optimize.c (pass_all_optimizations): Likewise.
15174 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15176 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15177 an extra 'decl' for error_at.
15179 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15181 PR middle-end/40669
15182 * tree-tailcall.c (adjust_return_value_with_ops,
15183 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15184 if it has complex or vector type.
15186 2009-07-07 Olivier Hainque <hainque@adacore.com>
15188 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15191 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15193 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15195 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15197 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15198 * c-decl.c: Likewise.
15199 * function.c: Likewise.
15200 * varasm.c: Likewise.
15201 * tree-ssa.c: Likewise.
15202 * c-common.c: Likewise.
15203 * tree-cfg.c: Likewise.
15204 * config/spu/spu.c: Likewise.
15205 * config/ia64/ia64.c: Likewise.
15206 * config/v850/v850.c: Likewise.
15208 2009-07-06 DJ Delorie <dj@redhat.com>
15210 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15211 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15212 unspecified accesses to control registers.
15213 * config/mep/intrinsics.md: Regenerate.
15214 * config/mep/intrinsics.h: Regenerate.
15215 * config/mep/mep-intrin.h: Regenerate.
15217 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15219 * c-lex.c: Replace %H by an explicit location. Update all calls.
15220 * c-common.c: Likewise.
15221 * c-decl.c: Likewise.
15222 * c-typeck.c: Likewise.
15223 * fold-const.c: Likewise.
15224 * gimplify.c: Likewise.
15225 * stmt.c: Likewise.
15226 * tree-cfg.c: Likewise.
15227 * tree-ssa-loop-niter.c: Likewise.
15228 * tree-vrp.c: Likewise.
15229 * value-prof.c: Likewise.
15231 2009-07-06 Diego Novillo <dnovillo@google.com>
15233 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15234 if it has one. Handle cases where VAR does not have an
15235 annotation or cfun is NULL.
15237 2009-07-06 Diego Novillo <dnovillo@google.com>
15239 * tree.c: Include debug.h.
15240 (initialize_tree_contains_struct): New.
15241 (init_ttree): Call it.
15242 (tree_node_structure_for_code): Factor out of ...
15243 (tree_node_structure): ... here.
15244 * treestruct.def (TS_PHI_NODE): Remove.
15245 (TS_GIMPLE_STATEMENT): Remove.
15247 2009-07-06 Diego Novillo <dnovillo@google.com>
15249 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15250 (debug_tree_chain): Handle cycles.
15252 2009-07-06 Nick Clifton <nickc@redhat.com>
15253 DJ Delorie <dj@redhat.com>
15255 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15256 __FMOVD_ENABLED__ is defined.
15258 (TARGET_FMOVD): Provide a default definition.
15259 (MASK_FMOVD): Likewise.
15260 (TARGET_CPU_CPP_BUILTINS): Define
15261 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15262 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15263 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
15264 (split for DF load from memory into register): Also handle
15265 MEMs which consist of REG+DISP addressing.
15266 (split for DF store from register to memory): Likewise.
15267 (movsf_ie): Always use single fp_mode.
15268 * config/sh/sh.c (sh_override_options): Do not automatically
15269 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15270 that to the -mfmovd command line switch.
15271 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
15272 (fldi_ok): Always allow.
15273 * config/sh/sh.opt (mfmovd): Remove this switch.
15274 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15276 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
15277 Kaz Kojima <kkojima@gcc.gnu.org>
15279 PR rtl-optimization/30807
15280 * postreload.c (reload_combine): For every new use of REG_SUM,
15281 record the use of BASE.
15283 2009-07-06 Jan Hubicka <jh@suse.cz>
15285 * params.def: Revert my accidental commit at 2009-06-30.
15287 2009-07-04 Ian Lance Taylor <iant@google.com>
15290 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
15292 (mingw_format_attribute_overrides): Likewise.
15294 2009-07-04 Jakub Jelinek <jakub@redhat.com>
15297 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
15298 don't check cfa.reg. Instead of cfa.indirect use
15299 fde && fde->drap_reg != INVALID_REGNUM test.
15301 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
15303 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
15305 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
15308 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
15310 2009-07-03 Richard Guenther <rguenther@suse.de>
15312 PR tree-optimization/40640
15313 * tree-switch-conversion.c (build_arrays): Perform arithmetic
15316 2009-07-03 Jan Hubicka <jh@suse.cz>
15318 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
15319 for size, reduce amount of inlining.
15321 2009-07-03 Richard Guenther <rguenther@suse.de>
15323 PR middle-end/34163
15324 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
15325 if t +- x is known to not overflow and the conversion widens the
15327 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
15329 2009-07-03 Jan Hubicka <jh@suse.cz>
15331 * ipa-pure-const.c (analyze): Update loop optimizer init.
15332 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
15333 try_remove_empty_loop, remove_empty_loops): Remove.
15334 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
15335 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
15336 to mark regular loops as neccesary.
15337 (degenerate_phi_p): New function.
15338 (propagate_necessity, remove_dead_phis): Use it.
15339 (forward_edge_to_pdom): Likewise.
15340 (eliminate_unnecessary_stmts): Take care to remove uses of results of
15341 virtual PHI nodes that became unreachable.
15342 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
15343 * tree-flow.h (remove_empty_loops): Remove.
15344 * passes.c (init_optimization_passes): Remove.
15346 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
15348 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
15349 can_create_pseudo_p.
15350 (*fix_trunc<mode>_i387_1): Ditto.
15351 (*floathi<mode>2_1): Ditto.
15352 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
15353 (*fistdi2_1): Ditto.
15354 (*fist<mode>2_1): Ditto.
15355 (frndintxf2_floor): Ditto.
15356 (*fist<mode>2_floor_1): Ditto.
15357 (frndintxf2_ceil): Ditto.
15358 (*fist<mode>2_ceil_1): Ditto.
15359 (frndintxf2_trunc): Ditto.
15360 (frndintxf2_mask_pm): Ditto.
15361 (fxam<mode>2_i387_with_temp): Ditto.
15362 * config/i386/sse.md (mulv16qi3): Ditto.
15363 (*sse2_mulv4si3): Ditto.
15365 (sse4_2_pcmpestr): Ditto.
15366 (sse4_2_pcmpistr): Ditto.
15368 2009-07-03 Jan Hubicka <jh@suse.cz>
15370 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
15371 (mark_stmt_necessary): Set it.
15372 (mark_operand_necessary): Set it.
15373 (mark_control_dependent_edges_necessary): Set it.
15374 (mark_virtual_phi_result_for_renaming): New function.
15375 (get_live_post_dom): New function.
15376 (forward_edge_to_pdom): New function.
15377 (remove_dead_stmt): Fix handling of control dependences.
15378 (tree_dce_init): Init new bitmap.
15379 (tree_dce_done): Free it.
15381 2009-07-02 Richard Guenther <rguenther@suse.de>
15384 * tree-ssa-structalias.c (new_var_info): Initialize
15387 2009-07-02 Jan Hubicka <jh@suse.cz>
15389 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
15392 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
15394 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
15395 instead of recomputing it. Adjust calls.
15396 (emit_store_flag): Adjust recursive calls.
15398 2009-07-02 Richard Guenther <rguenther@suse.de>
15400 * tree-ssa-live.c (remove_unused_locals): Do not remove
15402 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
15403 of DECL_EXTERNAL for HEAP variables.
15404 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
15405 HEAP variables. Do not adjust RESTRICT vars.
15406 (find_what_var_points_to): Nobody cares if something
15407 points to READONLY.
15409 2009-07-02 Ben Elliston <bje@au.ibm.com>
15411 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
15412 pc_low and pc_high declarations to the top of the function.
15414 2009-07-01 DJ Delorie <dj@redhat.com>
15416 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
15417 registers as fixed.
15418 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
15419 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
15420 unspecified accesses to control registers.
15421 * config/mep/intrinsics.md: Regenerate.
15422 * config/mep/intrinsics.h: Regenerate.
15423 * config/mep/mep-intrin.h: Regenerate.
15425 2009-07-01 Anthony Green <green@moxielogic.com>
15427 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
15428 instruction when possible.
15429 (moxie_expand_prologue): Ditto. Also, save an instruction and
15430 some complexity by popping off of $r12 instead of $sp.
15431 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
15434 2009-07-01 Richard Henderson <rth@redhat.com>
15437 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
15438 contained no insns, reposition note before last insn.
15440 2009-07-01 Richard Henderson <rth@redhat.com>
15443 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
15444 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
15446 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15449 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
15450 darwin9 for printing reg addresses with %y.
15452 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15454 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
15455 truncation from operands in binary operations.
15457 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
15460 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15461 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15462 subreg of op0 to the original op0.
15464 * expmed.c (store_bit_field_1): Use a temporary as the destination
15465 instead of a paradoxical subreg when we need to truncate the result.
15467 2009-07-01 DJ Delorie <dj@redhat.com>
15469 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
15470 names to VLIW variants.
15471 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
15472 * config/mep/intrinsics.md: Regenerate.
15473 * config/mep/intrinsics.h: Regenerate.
15474 * config/mep/mep-intrin.h: Regenerate.
15476 2009-07-01 Jakub Jelinek <jakub@redhat.com>
15479 * jump.c (returnjump_p): Revert last patch.
15480 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
15482 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15485 * pa.md (casesi32p): Use jump table label to determine the offset
15487 (casesi64p): Likewise.
15489 * pa.c (forward_branch_p): Return bool type. Use instruction
15490 addresses when available. Assert that INSN has a jump label.
15491 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
15494 2009-07-01 Richard Guenther <rguenther@suse.de>
15496 PR tree-optimization/19831
15497 * tree-ssa-dce.c (propagate_necessity): Calls to functions
15498 that only act as barriers do not make any previous stores necessary.
15499 * tree-ssa-structalias.c (handle_lhs_call): Delay making
15500 HEAP variables global, do not add a constraint from nonlocal.
15501 (find_func_aliases): Handle escapes through return statements.
15502 (compute_points_to_sets): Make escaped HEAP variables global.
15504 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15507 * expmed.c (emit_store_flag): Perform a conversion if necessary,
15508 after reducing a DImode cstore to SImode.
15510 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
15512 * expr.c (expand_expr_real_1): Reinstate fallthrough to
15513 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
15515 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
15517 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
15518 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
15520 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
15521 and umod_optab if TARGET_BSD_DIVMOD.
15522 * config/vax/lib1funcs.asm: New file.
15523 * config/vax/t-linux: New file.
15524 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
15526 2009-06-30 Jakub Jelinek <jakub@redhat.com>
15529 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
15530 to type arguments that have void type.
15533 * dwarf2out.c (gen_formal_parameter_die): Call
15534 equate_decl_number_to_die if node is different from origin.
15536 2009-06-30 Anthony Green <green@moxielogic.com>
15538 Clean up moxie port for --enable-build-with-cxx.
15539 * config/moxie/moxie.c (moxie_function_value): First two
15540 parameters are const_tree, not tree.
15541 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
15542 (REG_CLASS_NAMES): Ditto.
15543 (REGNO_REG_CLASS): Ditto.
15544 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
15545 (moxie_function_value): Fix constyness of arguments.
15547 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
15549 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
15550 finalize_size_functions before further processing.
15551 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
15552 (variable_size): Call self_referential_size on size expressions
15553 that contain a PLACEHOLDER_EXPR.
15554 (size_functions): New static variable.
15555 (copy_self_referential_tree_r): New static function.
15556 (self_referential_size): Likewise.
15557 (finalize_size_functions): New global function.
15558 * tree.c: Include tree-inline.h.
15559 (push_without_duplicates): New static function.
15560 (find_placeholder_in_expr): New global function.
15561 (substitute_in_expr) <tcc_declaration>: Return the replacement object
15563 <tcc_expression>: Likewise.
15564 <tcc_vl_exp>: If the replacement object is a constant, try to inline
15565 the call in the expression.
15566 * tree.h (finalize_size_functions): Declare.
15567 (find_placeholder_in_expr): Likewise.
15568 (FIND_PLACEHOLDER_IN_EXPR): New macro.
15569 (substitute_placeholder_in_expr): Update comment.
15570 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
15572 (copy_tree_body_r): Likewise.
15573 (copy_tree_body): New static function.
15574 (maybe_inline_call_in_expr): New global function.
15575 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
15576 (maybe_inline_call_in_expr): Declare.
15577 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
15578 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
15581 2009-06-30 Richard Guenther <rguenther@suse.de>
15583 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
15585 (propagate_necessity): Do not mark reaching defs of stores
15588 2009-06-30 Jan Hubicka <jh@suse.cz>
15590 * cfgloopanal.c (check_irred): Move into ...
15591 (mark_irreducible_loops): ... here; return true if ireducible
15593 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
15594 (analyze_function): Try to prove loop finiteness.
15595 * cfgloop.h (mark_irreducible_loops): Update prototype.
15596 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
15598 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
15600 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
15602 2009-06-30 Ira Rosen <irar@il.ibm.com>
15604 PR tree-optimization/40542
15605 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
15608 2009-06-30 Martin Jambor <mjambor@suse.cz>
15610 PR tree-optimization/40582
15611 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
15612 than useless_type_conversion_p.
15613 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
15616 2009-06-30 Martin Jambor <mjambor@suse.cz>
15618 PR middle-end/40554
15619 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
15621 2009-06-30 Richard Guenther <rguenther@suse.de>
15623 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
15624 use ao_ref references.
15625 (walk_aliased_vdefs): Likewise.
15626 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
15627 * tree-ssa-dce.c (struct ref_data): Remove.
15628 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
15629 (mark_aliased_reaching_defs_necessary): Adjust.
15630 (mark_all_reaching_defs_necessary_1): Likewise.
15632 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
15635 * expmed.c (emit_cstore): New name of emit_store_flag_1.
15636 (emit_store_flag_1): Extract from emit_store_flag, adjust
15637 calls to (what now is) emit_cstore.
15638 (emit_store_flag): Call emit_store_flag_1 and also use it
15639 for what used to be recursive calls.
15641 2009-06-30 Wei Guozhi <carrot@google.com>
15644 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
15645 if the target bb post dominates from bb.
15646 * config/i386/i386.c (memory_address_length): Check existence of base
15647 register before using it.
15649 2009-06-30 Nick Clifton <nickc@redhat.com>
15650 DJ Delorie <dj@redhat.com>
15652 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
15653 __FMOVD_ENABLED__ is defined.
15655 (TARGET_FMOVD): Provide a default definition.
15656 (MASK_FMOVD): Likewise.
15657 (TARGET_CPU_CPP_BUILTINS): Define
15658 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
15659 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
15660 two fmov instructions depending upon whether TARGET_FMOVD is
15662 (split for DF load from memory into register): Also handle
15663 MEMs which consist of REG+DISP addressing.
15664 (split for DF store from register to memory): Likewise.
15665 * config/sh/sh.opt (mfmovd): Remove this switch.
15666 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
15667 * config/sh/sh.c (sh_override_options): Do not automatically
15668 enable TARGET_MOVD for the SH2A when supporting doubles - leave
15669 that to the -mfmovd command line switch.
15671 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
15673 (fldi_ok): Always allow.
15674 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
15676 2009-06-29 DJ Delorie <dj@redhat.com>
15678 * doc/install.texi (mep-x-elf): Correct chip's full name.
15680 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
15682 * doc/extend.texi: Fix typo.
15684 2009-06-29 Tom Tromey <tromey@redhat.com>
15686 * dwarf2.h: Remove.
15687 * Makefile.in (DWARF2_H): New variable.
15688 (except.o): Use it.
15689 (dwarf2out.o): Likewise.
15690 (dwarf2asm.o): Likewise.
15691 * config/i386/t-i386: Use DWARF2_H.
15692 * except.c: Include elf/dwarf2.h.
15693 * unwind-dw2.c: Include elf/dwarf2.h.
15694 * dwarf2out.c: Include elf/dwarf2.h.
15695 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
15696 <dtprel>: New field.
15697 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
15698 (size_of_loc_descr): Likewise.
15699 (output_loc_operands_raw): Likewise.
15700 (output_loc_operands): Handle new dtprel field.
15701 (loc_checksum): Update.
15702 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
15703 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
15704 * unwind-dw2-fde.c: Include elf/dwarf2.h.
15705 * dwarf2asm.c: Include elf/dwarf2.h.
15706 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
15707 * config/mmix/mmix.c: Include elf/dwarf2.h.
15708 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
15709 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
15710 * config/sh/sh.c: Include elf/dwarf2.h.
15711 * config/i386/i386.c: Include elf/dwarf2.h.
15713 2009-06-29 DJ Delorie <dj@redhat.com>
15715 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
15717 * doc/extend.texi: Add MeP attributes and pragmas.
15718 * doc/invoke.text: Add MeP Options.
15719 * doc/contrib.texi: Add MeP contribution.
15720 * doc/md.texi: Add MeP constraints.
15721 * doc/install.texi: Add MeP target.
15723 2009-06-30 Anatoly Sokolov <aesok@post.ru>
15725 * target.h (struct gcc_target): Add frame_pointer_required field.
15726 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
15727 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
15728 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
15730 * reload1.c (update_eliminables): (Ditto.).
15731 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
15732 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15733 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
15735 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
15737 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
15738 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15739 (arm_frame_pointer_required): New function.
15741 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
15742 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15743 (avr_frame_pointer_required_p): Declare as static.
15744 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
15746 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
15747 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15748 (bfin_frame_pointer_required): Make as static, change return type
15750 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
15752 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
15753 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15754 (cris_frame_pointer_required): New function.
15756 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
15758 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
15759 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15760 (fr30_frame_pointer_required): New function.
15762 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
15763 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15764 (frv_frame_pointer_required): Make as static, change return type
15766 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
15768 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
15769 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15770 (ix86_frame_pointer_required): Make as static, change return type to
15772 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
15774 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
15775 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15777 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
15779 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
15781 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
15783 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
15784 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15785 (mips_frame_pointer_required): Make as static.
15786 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
15788 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
15789 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15790 (mmix_frame_pointer_required): Mew function.
15792 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
15793 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15795 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
15797 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
15799 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
15801 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
15802 (CAN_ELIMINATE): Redefine.
15803 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
15804 (sparc_frame_pointer_required): New function.
15805 (sparc_can_eliminate): New function.
15806 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
15808 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
15809 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15811 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
15812 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
15813 (xtensa_frame_pointer_required): Make as static, change return type
15815 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
15818 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
15820 * doc/plugins.texi: Document PLUGIN_START_UNIT.
15821 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
15822 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
15823 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
15824 (register_callback): Handle PLUGIN_START_UNIT.
15825 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
15827 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
15829 * tree.c (process_call_operands): Propagate TREE_READONLY from the
15831 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
15832 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
15834 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
15836 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
15839 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
15841 * doc/extend.texi (Additional Floating Types): __float128 is also
15842 supported on i386 targets.
15844 2009-06-29 Richard Guenther <rguenther@suse.de>
15846 PR middle-end/14187
15847 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15849 (pt_solutions_same_restrict_base): Declare.
15850 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
15852 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
15853 (make_constraint_from, make_copy_constraint): Move earlier.
15854 (make_constraint_from_heapvar): New function.
15855 (make_constraint_from_restrict): Likewise.
15856 (handle_lhs_call): Use it.
15857 (find_func_aliases): Use it to track conversions to restrict
15858 qualified pointers.
15859 (struct fieldoff): Add only_restrict_pointers flag.
15860 (push_fields_onto_fieldstack): Initialize it.
15861 (create_variable_info_for): Track global restrict qualified pointers.
15862 (intra_create_variable_infos): Use make_constraint_from_heapvar.
15863 Track restrict qualified pointer arguments.
15864 (set_uids_in_ptset): Use varinfo is_global_var flag.
15865 (find_what_var_points_to): Set the vars_contains_restrict flag.
15866 Always create the points-to solution for sets including restrict tags.
15867 (pt_solutions_same_restrict_base): New function.
15868 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
15869 qualified pointers use pt_solutions_same_restrict_base as
15870 additional source for disambiguation.
15872 2009-06-29 Richard Guenther <rguenther@suse.de>
15874 PR middle-end/38212
15875 * alias.c (find_base_decl): Remove.
15876 (get_deref_alias_set_1): Remove restrict handling.
15877 * c-common.c (c_apply_type_quals_to_decl): Do not set
15878 DECL_POINTER_ALIAS_SET.
15879 * gimplify.c (find_single_pointer_decl_1): Remove.
15880 (find_single_pointer_decl): Likewise.
15881 (internal_get_tmp_var): Remove restrict handling.
15882 (gimple_regimplify_operands): Likewise.
15883 * omp-low.c (expand_omp_atomic_pipeline): Do not set
15884 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
15885 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
15886 * tree.c (restrict_base_for_decl): Remove.
15887 (init_ttree): Do not allocate it.
15888 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
15889 LABEL_DECL_UID for label decls.
15890 (copy_node_stat): Do not copy restrict information.
15891 (decl_restrict_base_lookup): Remove.
15892 (decl_restrict_base_insert): Likewise.
15893 (print_restrict_base_statistics): Likewise.
15894 (dump_tree_statistics): Do not call print_restrict_base_statistics.
15895 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
15896 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
15897 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
15898 (LABEL_DECL_UID): Adjust.
15899 (DECL_BASED_ON_RESTRICT_P): Remove.
15900 (DECL_GET_RESTRICT_BASE): Likewise.
15901 (SET_DECL_RESTRICT_BASE): Likewise.
15902 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
15904 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
15905 instead of DECL_POINTER_ALIAS_SET.
15906 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
15907 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
15908 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
15910 2009-06-29 Richard Guenther <rguenther@suse.de>
15912 PR tree-optimization/40579
15913 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
15914 the IL to simplify has constants that overflowed.
15916 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
15918 PR tree-optimization/40550
15919 * tree-vect-generic.c (expand_vector_operations_1): Compute in
15920 vector_compute_type only when the size of vector_compute_type is
15921 less than the size of type.
15923 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
15925 * fold-const.c (contains_label_1): Fix comments.
15926 (contains_label_p): Do not walk trees multiple time.
15928 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15930 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
15931 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
15932 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
15933 ix86_fp_comparison_operator.
15934 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
15935 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
15936 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
15937 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
15938 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
15939 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
15940 (related splits): Change predicate to ix86_fp_comparison_operator.
15941 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
15942 instead of ix86_fp_comparison_codes.
15943 (ix86_trivial_fp_comparison_operator,
15944 ix86_fp_comparison_operator): New.
15945 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
15946 (ix86_expand_compare): Eliminate last two parameters.
15947 (ix86_fp_jump_nontrivial_p): Kill.
15948 * config/i386/i386.c (put_condition_code): Eliminate call to
15949 ix86_fp_comparison_codes and subsequent assertion.
15950 (ix86_fp_comparison_codes): Eliminate.
15951 (ix86_fp_swap_condition): New.
15952 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
15953 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
15954 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
15955 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
15956 and ix86_fp_swap_condition.
15957 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
15958 Use ix86_fp_comparison_strategy.
15959 (ix86_expand_compare): Likewise. Eliminate last two arguments.
15960 (ix86_fp_jump_nontrivial_p): Eliminate.
15961 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
15962 call to ix86_expand_compare.
15963 (ix86_split_fp_branch, ix86_expand_setcc,
15964 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
15965 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
15967 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15969 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
15970 related to jump_clobbers.
15971 * config/arm/arm.md (conds): Remove jump_clob case.
15972 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
15973 splits): Change comparison_operator to arm_comparison_operator.
15974 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
15977 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15979 * dojump.c (do_compare_rtx_and_jump): Try swapping the
15980 condition for floating point modes.
15981 * expmed.c (emit_store_flag_1): Move here a bigger part
15982 of emit_store_flag.
15983 (emit_store_flag): Try swapping the condition for floating point
15985 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
15987 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
15989 * expr.c (expand_expr_real_1): Just use do_store_flag.
15990 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
15991 emit_store_flag_force.
15992 * expmed.c (emit_store_flag_force): Copy here trick
15993 previously in expand_expr_real_1. Try reversing the comparison.
15994 (emit_store_flag_1): Work if target is NULL.
15995 (emit_store_flag): Work if target is NULL, using the result mode
15996 from the comparison. Use split_comparison, restructure final part
15997 to simplify conditionals.
15999 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16001 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16002 * dojump.c (do_jump): Change handling of floating-point
16003 ops to use just do_compare_and_jump.
16004 (split_comparison): New.
16005 (do_compare_rtx_and_jump): Add here logic coming previously
16006 in do_jump, using split_comparison.
16008 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16011 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16013 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16015 * tree-ssa-alias.c: Fix unintentional commit.
16017 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16019 * passes.c (execute_one_pass): Fix unintentional commit.
16021 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16023 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16024 (df_rd_local_compute, df_md_local_compute): Inline them.
16026 (df_md_scratch): New.
16027 (df_md_alloc, df_md_free): Allocate/free it.
16028 (df_md_local_compute): Only include live registers in init.
16029 (df_md_transfer_function): Prune the in-set computed by
16030 the confluence function, and the gen-set too.
16032 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16034 PR rtl-optimization/26854
16035 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16036 * df-problems.c (df_rd_add_problem): Fix comment.
16037 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16038 df_md_simulate_artificial_defs_at_top,
16039 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16040 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16041 df_md_transfer_function, df_md_init, df_md_confluence_0,
16042 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16043 problem_MD, df_md_add_problem): New.
16044 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16045 df_md_get_bb_info): New.
16046 (DF_LAST_PROBLEM_PLUS1): Adjust.
16048 * Makefile.in (fwprop.o): Include domwalk.h.
16049 * fwprop.c: Include domwalk.h.
16050 (reg_defs, reg_defs_stack): New.
16051 (bitmap_only_bit_between): Remove.
16052 (process_defs): New.
16053 (process_uses): Use reg_defs and local_md instead of
16054 bitmap_only_bit_between and local_rd.
16055 (single_def_use_enter_block): New, from build_single_def_use_links.
16056 (single_def_use_leave_block): New.
16057 (build_single_def_use_links): Remove code moved to
16058 single_def_use_enter_block, invoke domwalk.
16059 (use_killed_between): Adjust comment.
16061 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16063 * bitmap.h (bitmap_ior_and_into): New.
16064 * bitmap.c (bitmap_ior_and_into): New.
16066 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16068 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16069 before_dom_children_before_stmts and after_dom_children_after_stmts.
16070 Rename the two remaining callbacks to just before_dom_children and
16071 after_dom_children. Remove other GIMPLE statement walking bits.
16072 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16073 * graphite.c: Do not include domwalk.h.
16074 * tree-into-ssa.c (interesting_blocks): New global.
16075 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16076 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16077 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16078 now that they're not domwalk callbacks.
16079 (rewrite_initialize_block): Rename to...
16080 (rewrite_enter_block): ... this, place after called functions. Test
16081 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16082 (rewrite_finalize_block): Rename to...
16083 (rewrite_leave_block): ... this, place after called functions.
16084 (rewrite_update_init_block): Rename to...
16085 (rewrite_update_enter_block): ... this, place after called functions.
16086 Test interesting_blocks, call rewrite_update_stmt and
16087 rewrite_update_phi_arguments.
16088 (rewrite_update_fini_block): Rename to...
16089 (rewrite_leave_block): ... this, place after called functions.
16090 (rewrite_blocks): Remove last argument, simplify initialization of
16092 (mark_def_sites_initialize_block): Rename to...
16093 (mark_def_sites_block): ... this, call mark_def_sites.
16094 (mark_def_sites_blocks): Remove argument, simplify initialization of
16096 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16097 (update_ssa): Likewise.
16098 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16100 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16101 (dom_opt_initialize_block): Rename to...
16102 (dom_opt_enter_block): ... this, place after called functions. Walk
16103 statements here, inline propagate_to_outgoing_edges.
16104 (dom_opt_finalize_block): Rename to...
16105 (dom_opt_leave_block): ... this, place after called functions.
16106 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16108 (dse_enter_block, dse_record_phi): New.
16109 (dse_record_phis): Delete.
16110 (dse_finalize_block): Rename to...
16111 (dse_leave_block): ... this.
16112 (tree_ssa_dse): Simplify initialization of walk_data.
16113 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16114 Adjust initialization of walk_data.
16115 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16116 * tree-ssa-loop-phiopt.c (get_non_trapping):
16117 Adjust initialization of walk_data.
16118 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16119 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16120 it's not a domwalk callback.
16121 (uncprop_initialize_block): Rename to...
16122 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16123 (dse_finalize_block): Rename to...
16124 (dse_leave_block): ... this.
16125 (tree_ssa_uncprop): Simplify initialization of walk_data.
16126 * Makefile.in: Adjust dependencies.
16128 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16130 * arm.md (casesi): Fix test for Thumb1.
16131 (thumb1_casesi_internal_pic): Likewise.
16132 (thumb1_casesi_dispatch): Likewise.
16134 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16136 * config/arm/arm-cores.def: Added core cortex-m0.
16137 * config/arm/arm-tune.md: Regenerated.
16138 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16140 2009-06-26 DJ Delorie <dj@redhat.com>
16142 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16144 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16145 the scheduler doesn't tag jump insns.
16147 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16149 * c-decl.c (merge_decls): Re-indent.
16151 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16154 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16155 Special-case decimal float constants.
16157 2009-06-26 Richard Henderson <rth@redhat.com>
16159 * function.h (struct function): Add cannot_be_copied_reason,
16160 and cannot_be_copied_set.
16161 * tree-inline.c (has_label_address_in_static_1): Rename from
16162 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16163 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16164 don't set inline_forbidden_reason.
16165 (copy_forbidden): New function, split out of inline_forbidden_p.
16166 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16167 (inline_forbidden_p): Use copy_forbidden.
16168 (tree_versionable_function_p): Likewise.
16169 (inlinable_function_p): Merge into tree_inlinable_function_p.
16170 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16171 * ipa-cp.c (ipcp_versionable_function_p): New function.
16172 (ipcp_cloning_candidate_p): Use it.
16173 (ipcp_node_modifiable_p): Likewise.
16175 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16177 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16178 that is marked not to be inlined. Remove flag_mudflap use.
16179 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16180 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16182 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16185 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16186 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16188 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16190 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16192 (__mingwthr_remove_key_dtor): Likewise.
16194 2009-06-26 Richard Guenther <rguenther@suse.de>
16196 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16198 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16200 PR middle-end/40525
16201 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16202 try the non-cond_exec path also.
16204 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16207 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16208 (output_cbranch): Use new functions.
16209 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16212 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16213 Pat Haugen <pthaugen@us.ibm.com>
16214 Revital Eres <ERES@il.ibm.com>
16216 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16217 for %c error. Add %x support to print VSX registers as a unified
16218 register set, instead of separate float and altivec registers.
16219 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16220 %y case, and add support for VSX pre-modify addresses.
16221 (output_toc): Add assert for CONST containing an integer constant
16223 (rs6000_adjust_cost): Add POWER7 support.
16224 (insn_must_be_first_in_group): Ditto.
16225 (insn_must_be_last_in_group): Ditto.
16226 (rs6000_emit_popcount): Ditto.
16227 (rs6000_vector_mode_supported_p): Ditto.
16229 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16230 Change some of the functions called by macros to being called
16231 through a pointer, so debug functions can be inserted if
16232 -mdebug=addr or -mdebug=cost.
16233 (rs6000_preferred_reload_class_ptr): Ditto.
16234 (rs6000_secondary_reload_class_ptr): Ditto.
16235 (rs6000_secondary_memory_needed_ptr): Ditto.
16236 (rs6000_cannot_change_mode_class_ptr): Ditto.
16237 (rs6000_secondary_reload_inner): Ditto.
16238 (rs6000_legitimize_reload_address): Ditto.
16239 (rs6000_legitimize_reload_address_ptr): Ditto.
16240 (rs6000_mode_dependent_address): Ditto.
16241 (rs6000_mode_dependent_address_ptr): Ditto.
16243 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16244 function to return true if the mode allows reg + integer
16246 (virtual_stack_registers_memory_p): New function to return true if
16247 the address refers to a virtual stack register.
16248 (rs6000_legitimate_offset_address_p): Move code to say whether a
16249 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16251 (rs6000_legitimate_address_p): Add checks for modes that only can
16252 do reg+reg addressing. Start adding VSX support.
16253 (rs6000_legitimize_reload_address): Ditto.
16254 (rs6000_legitimize_address): Ditto.
16255 (rs6000_debug_legitimate_address_p): New debug functions for
16256 -mdebug=addr and -mdebug=cost.
16257 (rs6000_debug_rtx_costs): Ditto.
16258 (rs6000_debug_address_costs): Ditto.
16259 (rs6000_debug_adjust_cost): Ditto.
16260 (rs6000_debug_legitimize_address): Ditto.
16261 (rs6000_legitimize_reload_address_ptr): Point to call normal
16262 function or debug function. Make functions called via pointer
16264 (rs6000_mode_dependent_address_ptr): Ditto.
16265 (rs6000_secondary_reload_class_ptr): Ditto.
16266 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
16267 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
16268 into a friendlier error.
16269 (rs6000_init_builtins): Add initial VSX support.
16270 (rs6000_adjust_cost): Fix some spacing issues.
16272 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
16273 (REG_CLASS_NAMES): Ditto.
16274 (REG_CLASS_CONTENTS): Ditto.
16275 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
16276 pointer, to add -mdebug=addr support.
16277 (CANNOT_CHANGE_MODE_CLASS): Ditto.
16278 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
16279 -mdebug=addr support.
16280 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
16281 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
16282 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
16284 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
16286 (bswapsi*): Set attribute types for load/store. Add combiner
16287 patterns to eliminate zero extend on 64-bit.
16288 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
16289 stdbrx if the hardware supports those instructions.
16291 2009-06-25 Ian Lance Taylor <iant@google.com>
16293 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
16294 (Link Options): Document -static-libstdc++.
16296 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16299 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
16300 DATA_ALIGNMENT instead.
16302 2009-06-25 Richard Guenther <rguenther@suse.de>
16304 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
16305 indirect references against the callused/escaped solutions.
16306 (call_may_clobber_ref_p_1): Likewise.
16308 2009-06-25 Martin Jambor <mjambor@suse.cz>
16310 PR tree-optimization/40493
16311 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
16312 (enum unscalarized_data_handling): New type.
16313 (handle_unscalarized_data_in_subtree): Return what has been done.
16314 (load_assign_lhs_subreplacements): Handle left flushes differently.
16315 (sra_modify_assign): Use unscalarized_data_handling, simplified
16316 condition determining whether to remove the statement.
16318 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
16320 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
16321 excerpt - @ should be doubled for texinfo.
16323 2009-06-24 Ian Lance Taylor <iant@google.com>
16325 * config/arc/arc.c: Include "df.h".
16326 (arc_attribute_table): Make static. Move higher in file.
16327 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
16328 (output_shift): Initialize n later to avoid warning.
16329 * config/arm/arm.c (arm_attribute_table): Make static. Move
16331 * config/avr/avr.c (avr_attribute_table): Make static. Move
16333 (reg_class_tab): Change array type from int to enum reg_class.
16334 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
16336 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
16337 (lshrhi3_out): Likewise.
16338 (class_likely_spilled_p): Change return type to bool.
16339 (avr_rtx_costs): Use local code variable with enum type.
16340 * config/avr/avr.md (movmemhi): Use add_reg_note.
16341 (andhi3, andsi3): Don't use AS2 with "and".
16342 (iorhi3, iorsi3): Don't use AS2 with "or".
16343 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
16344 * config/crx/crx.c: Include "df.h".
16345 (crx_attribute_table): Make static.
16346 * config/m32r/m32r.c: Include "df.h".
16347 (m32r_attribute_table): Make static. Move higher in file.
16348 (pop): Use add_reg_note.
16349 (block_move_call): Change 0 to LCT_NORMAL in function call.
16350 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
16351 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
16352 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
16353 declare, not just when TREE_CODE is defined.
16354 * config/m68hc11/m68hc11.c: Include "expr.h".
16355 (m68hc11_attribute_table): Make static. Move higher in file.
16356 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
16358 (m68hc11_register_indirect_p): Likewise.
16359 (m68hc11_function_arg_padding): Change return type to enum
16361 (emit_move_after_reload): Use add_reg_note.
16362 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
16363 (m68hc11_split_logical): Likewise.
16364 (m68hc11_rtx_costs): Add local code_and outer_code variables with
16366 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
16367 to VOIDmode in function call.
16368 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
16370 (m68hc11_split_logical): Update declaration.
16371 (m68hc11_function_arg_padding): Update declaration.
16372 * config/mcore/mcore.c (regno_reg_class): Change form array of int
16373 to array of enum reg_class.
16374 (mcore_attribute_table): Make static. Move higher in file.
16375 (mcore_rtx_costs): Add cast to enum type.
16376 * config/mcore/mcore.h (regno_reg_class): Update declaration.
16377 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
16378 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
16380 * config/sh/predicates.md (trapping_target_operand): Rename and to
16382 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
16384 * config/spu/spu.c (spu_attribute_table): Make static. Move
16386 * config/v850/v850.c (v850_attribute_table): Make static. Move
16388 (v850_rtx_costs): Use local code with enum type.
16389 (expand_epilogue): Add cast.
16390 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
16392 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
16395 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
16396 -m2a-single-only and -m2a-nofpu.
16397 * config/sh/sh.opt: Document m2a generates FPU code.
16399 2009-06-24 Anatoly Sokolov <aesok@post.ru>
16401 * defaults.h (CAN_ELIMINATE): Provide default.
16402 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
16403 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
16404 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
16405 * config/spu/spu.h (CAN_ELIMINATE): Delete.
16406 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
16407 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
16408 * config/cris/cris.h (CAN_ELIMINATE): Delete.
16409 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
16410 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
16411 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
16413 2009-06-24 DJ Delorie <dj@redhat.com>
16415 * mep-ext-cop.cpu: Fix copyright notice.
16416 * mep-default: Fix copyright notice.
16417 * mep-core: Fix copyright notice.
16418 * mep: Fix copyright notice.
16419 * mep-ivc2: Fix copyright notice.
16420 * mep-c5: Fix copyright notice.
16422 2009-06-24 Denis Chertykov <chertykov@gmail.com>
16424 * doc/contrib.texi (Contributors):
16426 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
16428 PR middle-end/40501
16429 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
16430 src and dst operands if necessary.
16432 2009-06-23 DJ Delorie <dj@redhat.com>
16435 * config.gcc: Add mep support.
16436 * recog.c: Resurrect validate_replace_rtx_subexp().
16437 * recog.h: Likewise.
16438 * config/mep/: Add new port:
16439 * config/mep/constraints.md: New file.
16440 * config/mep/default.h: New file.
16441 * config/mep/intrinsics.h: New file.
16442 * config/mep/intrinsics.md: New file.
16443 * config/mep/ivc2-template.h: New file.
16444 * config/mep/mep-c5.cpu: New file.
16445 * config/mep/mep-core.cpu: New file.
16446 * config/mep/mep-default.cpu: New file.
16447 * config/mep/mep-ext-cop.cpu: New file.
16448 * config/mep/mep-intrin.h: New file.
16449 * config/mep/mep-ivc2.cpu: New file.
16450 * config/mep/mep-lib1.asm: New file.
16451 * config/mep/mep-lib2.c: New file.
16452 * config/mep/mep-pragma.c: New file.
16453 * config/mep/mep-protos.h: New file.
16454 * config/mep/mep-tramp.c: New file.
16455 * config/mep/mep.c: New file.
16456 * config/mep/mep.cpu: New file.
16457 * config/mep/mep.h: New file.
16458 * config/mep/mep.md: New file.
16459 * config/mep/mep.opt: New file.
16460 * config/mep/predicates.md: New file.
16461 * config/mep/t-mep: New file.
16463 2009-06-23 Ian Lance Taylor <iant@google.com>
16465 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
16466 from loose_warn into c_loose_warn and from strict_warn into
16467 c_strict_warn. Set and substitute warn_cxxflags. Check for
16468 --enable-build-with-cxx. Set and substitute
16469 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
16470 * Makefile.in (CXXFLAGS): New variable.
16471 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
16472 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
16473 the default is the same as $(STRICT_WARN).
16474 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
16475 (CXX): New variable.
16476 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
16477 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
16478 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
16479 (HOST_LIBS): New variable.
16480 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
16481 (ALL_CXXFLAGS): New variable.
16482 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
16483 * doc/install.texi (Configuration): Document
16484 --enable-build-with-cxx, --with-stage1-ldflags,
16485 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
16486 * configure: Rebuild.
16488 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16490 * config/arm/arm.c (arm_override_options): Fix braces and formatting
16491 from previous commit.
16493 2009-06-23 Ian Lance Taylor <iant@google.com>
16495 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
16497 2009-06-23 Ian Lance Taylor <iant@google.com>
16499 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
16500 with ATTRIBUTE_UNUSED.
16502 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16503 Pat Haugen <pthaugen@us.ibm.com>
16504 Revital Eres <eres@il.ibm.com>
16506 * config.in (HAVE_AS_POPCNTD): Add default definition.
16507 (HAVE_AS_LWSYNC): Ditto.
16509 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
16511 (gcc_cv_as_powerpc_cmpb): Ditto.
16512 (gcc_cv_as_powerpc_dfp): Ditto.
16513 (gcc_cv_as_powerpc_vsx): Ditto.
16514 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
16515 supporting the popcntd/lwsync instructions.
16516 (gcc_cv_as_powerpc_lwsync): Ditto.
16517 * configure: Regenerate.
16519 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
16520 -mcpu=native and -mcpu=power7.
16521 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
16523 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
16524 a variable instead of a mask to reduce the number of mask bits.
16525 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
16526 (-mbit-word): Ditto.
16527 (-mregnames): Ditto.
16528 * config/rs6000/rs6000.opt (-mupdate): Ditto.
16529 (-mfused-madd): Ditto.
16531 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
16533 (-mvsx): New switch for VSX instructions.
16534 (-misel): Move from a variable to a mask to allow it to be set by
16537 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
16538 function declaration to an array declaration.
16539 (rs6000_hard_regno_nregs): New external array declaration.
16541 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
16542 files included by rs6000.md.
16544 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
16545 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
16547 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
16549 (rs6000_debug_reg): New -mdebug= variables.
16550 (rs6000_debug_addr): Ditto.
16551 (rs6000_debug_cost): Ditto.
16552 (rs6000_pmode): New variable to hold Pmode.
16553 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
16554 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
16555 calculated at compiler start.
16556 (rs6000_hard_regno_nregs): Change function to an array which holds
16557 HARD_REGNO_NREGS calculated at compiler start.
16558 (rs6000_explicit_options): Delete isel field.
16559 (rs6000_vector_unit): New array to hold which vector unit
16560 supports arithmetic options for a given type.
16561 (rs6000_vector_mem): New array to hold which vector unit supports
16562 memory reference operations for a given type.
16563 (rs6000_vector_align): New array to given the alignment of each
16565 (power7_cost): New basic costs for power7.
16566 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
16567 (rs6000_hard_regno_nregs_internal): New function, moved from
16568 HARD_REGNO_NREGS, to calculate the number of registers each hard
16569 register takes for each type.
16570 (rs6000_debug_reg_print): New function for -mdebug=reg support.
16571 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
16572 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
16573 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
16574 unit information here so it is calculated once at compiler startup
16576 (rs6000_override_options): Make -misel a target mask. Add more
16577 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
16578 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
16580 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
16581 (rs6000_handle_option): Move -misel from variable to target mask.
16582 (rs6000_builtin_mask_for_load): Add VSX support.
16583 (rs6000_conditional_register_usage): Ditto.
16584 (USE_ALTIVEC_FOR_ARG_P): Ditto.
16585 (function_arg_boundary): Ditto.
16586 (rs6000_expand_builtin): Ditto.
16587 (def_builtin): Make abort message a little friendlier.
16588 (rs6000_emit_int_cmove): Add support for 64-bit isel.
16590 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
16591 assembler support the popcntd instruction instead of a vsx
16592 instruction to enable power7 support.
16593 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
16594 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
16595 option to the assembler if -mcpu=native.
16596 (ASM_CPU_NATIVE_SPEC): Ditto.
16597 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
16599 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
16600 the lwsync instruction.
16601 (enum processor_type): Add PROCESSOR_POWER7.
16602 (rs6000_debug_reg): New -mdebug= options.
16603 (rs6000_debug_addr): Ditto.
16604 (rs6000_debug_cost): Ditto.
16605 (rs6000_isel): Delete.
16606 (enum rs6000_vector): New enum to say what vector unit we have.
16607 (VECTOR_UNIT_*): New macros to say which vector unit has
16608 arithmetic operations for a given type.
16609 (VECTOR_MEM_*): New macros to say which vector unit has memory
16610 operations for a given type.
16611 (TARGET_LDBRX): Whether the machine supports the ldbrx
16613 (TARGET_ISEL): Delete, -misel moved to be a mask.
16614 (TARGET_ISEL64): New macro for 64-bit isel support.
16615 (UNITS_PER_VSX_WORD): New macro.
16616 (POINTER_SIZE): Move to be an external variable, rather than
16617 calculating whether we are generating 32 ot 64-bit code.
16619 (STACK_BOUNDARY): Add VSX support.
16620 (LOCAL_ALIGNMENT): Ditto.
16621 (SLOW_UNALIGNED_ACCESS): Ditto.
16622 (VSX_REGNO_P): New macro for VSX support.
16623 (VFLOAT_REGNO_P): Ditto.
16624 (VINT_REGNO_P): Ditto.
16625 (VLOGICAL_REGNO_P): Ditto.
16626 (VSX_VECTOR_MODE): Ditto.
16627 (VSX_SCALAR_MODE): Ditto.
16629 (VSX_MOVE_MODE): Ditto.
16630 (VSX_REG_CLASS_P): Ditto.
16631 (HARD_REGNO_NREGS): Instead of calling a function, use an array
16633 (UNITS_PER_SIMD_WORD): Add VSX support.
16634 (MODES_TIEABLE_P): Ditto.
16635 (STARTING_FRAME_OFFSET): Ditto.
16636 (STACK_DYNAMIC_OFFSET): Ditto.
16637 (EPILOGUE_USES): Ditto.
16638 (REGNO_REG_CLASS): Move to array lookup.
16639 (CLASS_MAX_NREGS): Ditto.
16640 (rs6000_vector_reg_class): Add declaration.
16641 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
16642 overlap with the floating point and Altivec registers.
16644 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
16646 * config/rs6000/driver-rs6000.c (asm_names): New static array to
16647 give the appropriate asm switches if -mcpu=native.
16648 (host_detect_local_cpu): Add support for "asm".
16649 (host_detect_local_cpu): Follow GNU code guidelines for name.
16651 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
16652 -mbit-word to a variable instead of being a target mask.
16654 * config/rs6000/sync.md (lwsync): If the assembler supports it,
16655 emit the lwsync instruction instead of emitting the instruction as
16656 an integer constant.
16658 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
16659 fixuns_trundfsi2, move expander into rs6000.md.
16661 * config/rs6000/rs6000.md (cpu): Add power7.
16662 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
16663 (logical predicate patterns): Change the single instruction
16664 primitives that set CR0 to be fast_compare instead of compare.
16666 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
16667 (popcntddi2): Ditto.
16668 (popcount<mode>): Ditto.
16669 (floating multiply/add insns): Name the floating point
16670 multiply/add insns.
16671 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
16672 (isel_unsigned_<mode>): Ditto.
16673 (fixuns_trundfsi2): Move expander here from spe.md.
16674 (smindi3): Define if we have -misel on 64-bit systems.
16679 2009-06-23 Anatoly Sokolov <aesok@post.ru>
16681 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
16683 * config/avr/avr.c (avr_current_device): New variable.
16684 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
16685 (avr_arch, mcu_type_s): Move to avr.h.
16686 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
16687 default_data_section_start fields.
16688 (avr_arch): Moved from avr.c.
16689 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
16690 library_name fields.
16691 (avr_current_device, avr_mcu_types, avr_arch_types,
16692 avr_device_to_arch, avr_device_to_data_start,
16693 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
16694 (EXTRA_SPEC_FUNCTIONS): Define.
16695 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
16696 options mapping. Use device_to_arch and device_to_data_start insted.
16697 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
16698 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
16699 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
16700 * config/avr/driver-avr.c: New file.
16701 * config/avr/avr-devices.c: New file.
16703 2009-06-23 Jakub Jelinek <jakub@redhat.com>
16705 * var-tracking.c (unshare_variable): Force initialized to
16706 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
16707 (set_variable_part): Likewise.
16708 (struct variable_union_info): Remove pos_src field.
16709 (vui_vec, vui_allocated): New variables.
16710 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
16711 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
16712 == 1 use a simpler sorting algorithm. Compute pos field right
16713 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
16714 Avoid quadratic comparison if !flag_var_tracking_uninit.
16715 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
16716 unshare_variable unconditionally.
16717 (dataflow_set_different_2): Removed.
16718 (dataflow_set_different): Don't traverse second hash table.
16719 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
16720 unconditionally to var_reg_set or var_mem_set.
16721 (emit_notes_in_bb): Likewise.
16722 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
16724 (emit_note_insn_var_location): Don't set initialized to
16725 VAR_INIT_STATUS_INITIALIZED early.
16726 (vt_finalize): Free vui_vec if needed, clear vui_vec and
16728 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
16730 * tree-object-size.c (addr_object_size): Instead of checking
16731 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
16732 are no FIELD_DECLs following it.
16734 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
16736 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
16737 order to match bswaps with signed source operands.
16739 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16741 * sdbout.c (sdbout_one_type): Fix braces in switch.
16743 2009-06-23 Richard Guenther <rguenther@suse.de>
16745 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
16747 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
16748 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
16749 var_callused, callused_tree, var_storedanything, storedanything_tree,
16750 var_integer, integer_tree): Remove global variables.
16751 (new_var_info): Do not pass new id, append the new var to the
16752 global variable vector.
16753 (do_ds_constraint): Use is_global_var member of the variable-info.
16754 (new_scalar_tmp_constraint_exp): Adjust.
16755 (create_function_info_for): Likewise.
16756 (create_variable_info_for): Likewise.
16757 (find_what_var_points_to): Remove dead code.
16758 (init_base_vars): Simplify.
16759 (compute_points_to_sets): Adjust.
16761 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16763 * combine.c (try_combine): Dump information about the insns we're
16766 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
16768 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
16769 check when calling force_to_mode on TRUNCATE's operand.
16771 2009-06-22 Ian Lance Taylor <iant@google.com>
16773 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
16775 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16777 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
16779 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16781 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
16782 override library linkage flags such as -static-libgcc or
16785 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
16787 * config/m68k/m68k-devices.def: Add line for MCF5221x.
16789 2009-06-22 Ian Lance Taylor <iant@google.com>
16791 * config/linux.opt: Put mglibc ahead of muclibc.
16793 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
16794 for duplicate decls.
16796 2009-06-22 Matthias Klose <doko@ubuntu.com>
16798 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
16800 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
16803 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
16804 instead of NULL if a parser error occurs.
16806 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16808 * dwarf2out.c (dwarf2_debug_hooks): Initialize
16809 non-DWARF2_DEBUGGING_INFO version.
16811 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
16813 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
16814 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
16816 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
16817 (LIBGCC2_TF_CEXT): Define.
16820 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16823 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
16825 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16827 * config/arm/arm.c (arm_override_options): Disable
16828 -mcaller-super-interworking and -mcallee-super-interworking.
16829 * doc/invoke.texi (ARM Options): Document this.
16831 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
16833 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
16834 * config/arm/constraints.md (j): New constraint for movw operands.
16835 (N): Remove thumb2 meaning.
16836 * config/arm/arm.md (*arm_movw): Delete.
16837 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
16838 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
16839 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
16841 2009-06-22 Martin Jambor <mjambor@suse.cz>
16843 PR tree-optimization/40492
16844 * tree-sra.c (sra_modify_assign): Pass zero offsets to
16845 build_ref_for_offset.
16847 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
16849 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
16850 JUMP_TABLE_DATA_P predicates where applicable.
16851 * auto-inc-dec.c: Ditto.
16852 * builtins.c: Ditto.
16853 * caller-save.c: Ditto.
16855 * cfgcleanup.c: Ditto.
16856 * cfglayout.c: Ditto.
16858 * combine.c: Ditto.
16859 * combine-stack-adj.c: Ditto.
16863 * df-scan.c: Ditto.
16865 * dwarf2asm.c: Ditto.
16866 * dwarf2out.c: Ditto.
16867 * emit-rtl.c: Ditto.
16873 * function.c: Ditto.
16876 * genpreds.c: Ditto.
16877 * genrecog.c: Ditto.
16879 * ira-costs.c: Ditto.
16880 * ira-lives.c: Ditto.
16882 * loop-iv.c: Ditto.
16883 * lower-subreg.c: Ditto.
16884 * modulo-sched.c: Ditto.
16886 * postreload.c: Ditto.
16887 * print-rtl.c: Ditto.
16889 * reginfo.c: Ditto.
16890 * regmove.c: Ditto.
16891 * reload1.c: Ditto.
16894 * rtlanal.c: Ditto.
16896 * sched-vis.c: Ditto.
16898 * sel-sched-ir.c: Ditto.
16899 * simplify-rtx.c: Ditto.
16900 * targhooks.c: Ditto.
16901 * var-tracking.c: Ditto.
16902 * vmsdbgout.c: Ditto.
16904 2009-06-22 Matthias Klose <doko@ubuntu.com>
16906 * Makefile.in (install-plugin): Always use DESTDIR.
16908 2009-06-22 Olivier Hainque <hainque@adacore.com>
16910 * config/pa/pa.c (output_call): Don't optimize post call jumps
16911 into return address adjustments if the call may throw.
16913 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
16915 * arm.c (thumb1_output_casesi): New function.
16916 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
16917 optimizing for size or PIC.
16918 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
16919 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
16920 (casesi): Handle Thumb-1 when optimizing for size or PIC.
16921 (thumb1_casesi_internal_pic): New expand rule.
16922 (thumb1_casesi_dispatch): New pattern.
16923 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
16925 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
16926 in the text seciton when PIC or optimizing for size.
16927 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
16928 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
16929 preservation properties of code.
16930 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
16931 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
16932 (__gnu_thumb1_case_si): New function.
16933 * t-arm (LIB1ASMSRC): Define here.
16934 (LIB1ASMFUNCS): Add some common functions.
16935 * t-arm-elf (LIB1ASMSRC): Delete.
16936 (LIB1ASMFUNCS): Append to existing set.
16937 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16938 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16939 * t-symbian (LIB1ASMFUNCS): Likewise.
16940 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16941 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
16943 2009-06-21 Richard Guenther <rguenther@suse.de>
16945 PR tree-optimization/38729
16946 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
16947 to loops with a single exit if -fno-expensive-optimizations.
16949 2009-06-21 Jakub Jelinek <jakub@redhat.com>
16951 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
16952 (dataflow_set): Change vars type from htab_t to shared_hash.
16953 (shared_hash_pool, empty_shared_hash): New variables.
16954 (vars_clear): Removed.
16955 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
16956 shared_hash_find_slot_unshare, shared_hash_find_slot,
16957 shared_hash_find_slot_noinsert, shared_hash_find): New
16959 (shared_hash_unshare, shared_hash_destroy): New functions.
16960 (unshare_variable): Unshare set->vars if shared, use
16962 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
16963 (get_init_value, find_src_set_src, dump_dataflow_set,
16964 clobber_variable_part, emit_notes_for_differences): Use
16966 (dataflow_set_init): Remove second argument, set vars to
16967 empty_shared_hash instead of creating a new htab.
16968 (dataflow_set_clear): Call shared_hash_destroy and set vars
16969 to empty_shared_hash instead of calling vars_clear.
16970 (dataflow_set_copy): Don't call vars_copy, instead just share
16971 the src htab with dst.
16972 (variable_union): Use shared_hash_*, use initially NO_INSERT
16973 lookup if set->vars is shared. Don't keep slot cleared before
16974 calling unshare_variable. Unshare set->vars if needed.
16975 Even ->refcount == 1 vars must be unshared if set->vars is shared
16976 and var needs to be modified.
16977 (variable_canonicalize): New function.
16978 (dataflow_set_union): If dst->vars is empty, just share src->vars
16979 with dst->vars and traverse with variable_canonicalize to canonicalize
16980 and unshare what is needed.
16981 (dataflow_set_different): If old_set and new_set use the same shared
16982 htab, they aren't different. If number of htab elements is different,
16983 htabs are different. Use shared_hash_*.
16984 (dataflow_set_destroy): Call shared_hash_destroy instead of
16986 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
16987 second argument to dataflow_set_init.
16988 (vt_initialize): Likewise. Initialize shared_hash_pool and
16989 empty_shared_hash, move bb in/out initialization afterwards.
16990 Use variable_htab_free instead of NULL as changed_variables del hook.
16991 (variable_was_changed): Change type of second argument to pointer to
16992 dataflow_set. When inserting var into changed_variables, bump
16993 refcount. Unshare set->vars if set is shared htab and slot needs to
16995 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
16996 lookup if set->vars is shared. Unshare set->vars if needed.
16997 Even ->refcount == 1 vars must be unshared if set->vars is shared
16998 and var needs to be modified. Adjust variable_was_changed caller.
16999 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17000 vars must be unshared if set->vars is shared and var needs to be
17001 modified. Adjust variable_was_changed caller.
17002 (emit_note_insn_var_location): Don't pool_free var.
17003 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17005 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17006 free_alloc_pool on shared_hash_pool.
17008 2009-06-20 Anthony Green <green@moxielogic.com>
17010 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17011 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17013 2009-06-20 Richard Guenther <rguenther@suse.de>
17015 * tree-ssa-structalias.c (find_func_aliases): For memset use
17016 a constraint from NULL if we memset to zero.
17017 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17018 we explicitly handle that do not read from memory.
17019 (call_may_clobber_ref_p_1): Properly handle builtins that may
17022 2009-06-20 Richard Guenther <rguenther@suse.de>
17024 PR tree-optimization/40495
17025 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17026 (new_scalar_tmp_constraint_exp): New function.
17027 (process_constraint): Do not create temporary decls.
17028 (process_all_all_constraints): Likewise.
17029 (handle_const_call): Likewise.
17030 (create_function_info_for): Do not set decl.
17032 2009-06-19 Ian Lance Taylor <iant@google.com>
17034 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17035 (rs6000_attribute_table): Make static; move before use.
17037 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17039 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17040 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17041 Propagate the TREE_READONLY flag without overwriting it.
17042 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17043 Propagate the TREE_READONLY flag onto the result.
17044 (process_call_operands): Move around. Use correct constant value.
17046 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17049 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17050 * config/arm/arm.md: Likewise.
17052 2009-06-19 Ian Lance Taylor <iant@google.com>
17054 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17055 to GIMPLE_ERROR_MARK.
17057 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17058 op2_original_type parameters. Warn about using different enum types.
17059 * c-parser.c (c_parser_conditional_expression): Pass original
17060 types to build_conditional_expr.
17061 * c-tree.h (build_conditional_expr): Update declaration.
17063 2009-06-19 Ian Lance Taylor <iant@google.com>
17065 * config/i386/i386.c (ix86_function_specific_save): Test that
17066 fields match values, rather than testing the values are in a
17069 2009-06-19 Richard Guenther <rguenther@suse.de>
17071 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17072 ADDR_EXPR pointers.
17073 (ptr_derefs_may_alias_p): Likewise.
17074 (ptr_deref_may_alias_ref_p_1): New function.
17075 (ptr_deref_may_alias_ref_p): Likewise.
17076 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17077 covered by looking at the ESCAPED solution.
17078 (call_may_clobber_ref_p_1): Likewise.
17079 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17080 Handle NULL_TREE offset. Do not produce redundant constraints.
17081 (process_all_all_constraints): New helper function.
17082 (do_structure_copy): Use it.
17083 (handle_lhs_call): Likewise.
17084 (find_func_aliases): Handle some builtins with pointer arguments
17085 and/or return values explicitly.
17087 2009-06-19 Ian Lance Taylor <iant@google.com>
17089 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17091 2009-06-19 Ian Lance Taylor <iant@google.com>
17093 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17095 2009-06-19 Ian Lance Taylor <iant@google.com>
17097 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17098 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17101 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17102 uninitialized const.
17104 2009-06-19 Ian Lance Taylor <iant@google.com>
17106 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17109 * c-decl.c (in_struct, struct_types): Remove.
17110 (struct c_binding): Add in_struct field.
17111 (c_binding_ptr): Define type, along with VEC.
17112 (struct c_struct_parse_info): Define.
17113 (struct_parse_info): New static variable.
17114 (bind): Initialize in_struct field.
17115 (start_struct): Remove enclosing_in_struct and
17116 enclosing_struct_types parameters. Add
17117 enclosing_struct_parse_info parameter. Change all callers. Set
17118 struct_parse_info rather than in_struct and struct_types.
17119 (grokfield): If -Wc++-compat and there is a symbol binding for the
17120 field name, set the in_struct flag and push it on the
17121 struct_parse_info->fields vector.
17122 (warn_cxx_compat_finish_struct): New static function.
17123 (finish_struct): Remove enclosing_in_struct and
17124 enclosing_struct_types parameters. Add
17125 enclosing_struct_parse_info parameter. Change all callers. Don't
17126 set C_TYPE_DEFINED_IN_STRUCT here. Call
17127 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17128 parameter. Only push on struct_types if warn_cxx_compat.
17129 (finish_enum): Only push on struct_types if warn_cxx_compat.
17130 (declspecs_add_type): Add loc parameter. Change all callers.
17131 Change all error calls to error_at. Pass loc, not input_location,
17132 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17133 defined in a struct. If -Wc++-compat and parsing a struct, record
17134 that a typedef name was used.
17135 * c-parser.c (c_parser_declspecs): Get location to pass to
17136 declspecs_add_type.
17137 (c_parser_struct_or_union_specifier): Update calls to start_struct
17139 * c-tree.h (struct c_struct_parse_info): Declare.
17140 (finish_struct, start_struct): Update declarations.
17141 (declspecs_add_type): Update declaration.
17143 2009-06-19 Ian Lance Taylor <iant@google.com>
17145 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17146 variable with an anonymous type.
17148 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17150 * see.c: Remove for real.
17152 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17154 * optabs.h (enum optab_index): Add new OTI_significand.
17155 (significand_optab): Define corresponding macro.
17156 * optabs.c (init_optabs): Initialize significand_optab.
17157 * genopinit.c (optabs): Implement significand_optab using
17158 significand?f2 patterns.
17159 * builtins.c (expand_builtin_mathfn): Handle
17160 BUILT_IN_SIGNIFICAND{,F,L}.
17161 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17162 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17164 * config/i386/i386.md (significandxf2, significand<mode>2): New
17165 expanders to implement significandf, significand and significandl
17166 built-ins as inline x87 intrinsics.
17168 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17170 * config/avr/avr.c (avr_override_options): Remove setting value of
17171 PARAM_INLINE_CALL_COST.
17173 2009-06-18 Richard Henderson <rth@redhat.com>
17176 * tree-pass.h (TDF_ASMNAME): New.
17177 * tree-dump.c (dump_options): Add asmname.
17178 * doc/invoke.texi: Document it.
17180 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17181 (dump_decl_name): ...here.
17182 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17183 (dump_generic_node): Update dump_function_name calls.
17184 (print_call_name): New flags arg; update all dump calls.
17185 * diagnostic.h (print_call_name): Update.
17186 * gimple-pretty-print.c (dump_gimple_call): Update.
17188 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17191 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17193 2009-06-18 Diego Novillo <dnovillo@google.com>
17195 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17196 * plugin.c (str_license): Declare.
17197 (try_init_one_plugin): Assert that the symbol
17198 'plugin_is_GPL_compatible' exists.
17200 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17203 * Makefile.in (OBJS-common): Remove see.o.
17205 * common.opt (fsee): Mark as preserved for backward compatibility.
17206 * opts.c (common_handle_option): Add OPT_fsee to the backward
17207 compatibility section.
17208 * passes.c (init_optimization_passes, pass_see): Remove pass.
17209 * timevar.def (TV_SEE): Remove.
17210 * tree-pass.h (pass_see): Remove declaration.
17211 * doc/invoke.texi (-fsee): Remove documentation.
17213 2009-06-18 Martin Jambor <mjambor@suse.cz>
17215 * tree-sra.c: Include statistics.h
17216 (sra_stats): New variable.
17217 (sra_initialize): Clear sra_stats.
17218 (create_access_replacement): Increment sra_stats.replacements.
17219 (get_access_replacement): Do not return twice.
17220 (analyze_all_variable_accesses): Increment statistics counter by the
17221 number of scalarized aggregates.
17222 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17223 (sra_modify_expr): Increment sra_stats.exprs.
17224 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17225 (sra_modify_assign): Increment sra_stats.exprs,
17226 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17227 (perform_intra_sra): Update statistics counters.
17228 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17230 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17232 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17233 (arm_scalar_mode_supported_p): New function.
17235 2009-06-18 Paul Brook <paul@codesourcery.com>
17236 Sandra Loosemore <sandra@codesourcery.com>
17238 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17239 (__extendhfsf2, __truncsfhf2): Define.
17240 * config/arm/fp16.c: New file.
17241 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17242 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17244 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17246 * doc/extend.texi (Half-Precision): New section.
17247 * doc/invoke.texi (Option Summary): List -mfp16-format.
17248 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17249 * config/arm/arm.opt (mfp16-format=): New.
17250 * config/arm/arm.c: Include intl.h.
17251 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17252 (TARGET_INVALID_RETURN_TYPE): Redefine.
17253 (TARGET_PROMOTED_TYPE): Redefine.
17254 (TARGET_CONVERT_TO_TYPE): Redefine.
17255 (arm_fp16_format): Define.
17256 (all_fpus): Add entry for neon-fp16.
17257 (fp_model_for_fpu): Likewise.
17258 (struct fp16_format): Declare.
17259 (all_fp16_formats): Define.
17260 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
17262 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
17264 (arm_legitimate_index_p): Treat HFmode like HImode.
17265 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
17266 (coproc_secondary_reload_class): Special-case HFmode.
17267 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
17268 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
17269 (arm_init_fp16_builtins): New.
17270 (arm_init_builtins): Call it.
17271 (arm_invalid_parameter_type): New.
17272 (arm_invalid_return_type): New.
17273 (arm_promoted_type): New.
17274 (arm_convert_to_type).
17275 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
17277 (arm_emit_fp16_const): New function.
17278 (arm_mangle_type): Mangle __fp16 as "Dh".
17279 * config/arm/arm.h (TARGET_VFPD32): Make it know about
17281 (TARGET_NEON_FP16): New.
17282 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
17283 (enum fputype): Add FPUTYPE_NEON_FP16.
17284 (enum arm_fp16_format_type): Declare.
17285 (arm_fp16_format): Declare.
17286 (LARGEST_EXPONENT_IS_NORMAL): Define.
17287 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
17288 * config/arm/arm-modes.def (HFmode): Define.
17289 * config/arm/vfp.md (*movhf_vfp): New.
17290 (extendhfsf2): New.
17292 * config/arm/arm.md (fpu): Add neon_fp16.
17293 (floatsihf2, floatdihf2): New.
17294 (fix_trunchfsi2, fix_trunchfdi2): New.
17296 (extendhfdf2): New.
17298 (*arm32_movhf): New.
17299 (*thumb1_movhf): New.
17300 (consttable_2): Add check for HFmode constants.
17301 (consttable_4): Handle HFmode constants.
17303 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
17305 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
17307 2009-06-17 Olivier Hainque <hainque@adacore.com>
17309 * collect2.c (main): Use CONST_CAST2 to perform char ** to
17310 const char ** conversion in AIX specific section.
17312 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
17314 * config/i386/i386.c (ix86_special_builtin_type): Remove
17315 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
17316 (bdesc_special_args): Updated.
17317 (ix86_init_mmx_sse_builtins): Likewise.
17318 (ix86_expand_special_args_builtin): Likewise.
17320 2009-06-17 Richard Henderson <rth@redhat.com>
17322 * tree-pretty-print.c (maybe_dump_asm_name): New.
17323 (dump_decl_name): Use it.
17324 (PRINT_FUNCTION_NAME): Merge into...
17325 (dump_function_name): ... here. Use maybe_dump_asm_name.
17327 2009-06-17 Cary Coutant <ccoutant@google.com>
17329 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
17331 * debug.c (struct gcc_debug_hooks): Change placeholder for
17333 (debug_nothing_int_charstar_int): Replaced by...
17334 (debug_nothing_int_charstar_int_bool): ...this.
17335 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
17336 source_line prototype.
17337 (debug_nothing_int_charstar_int): Replaced by...
17338 (debug_nothing_int_charstar_int_bool): ...this.
17339 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
17340 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
17341 Output is_stmt operand when necessary.
17342 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
17343 (notice_source_line): Add is_stmt parameter.
17344 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
17345 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
17347 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
17348 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
17350 2009-06-17 Ian Lance Taylor <iant@google.com>
17352 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
17354 (struct store_by_pieces_d): Rename from store_by_pieces. Change
17357 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
17359 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
17360 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
17361 tree_strip_sign_nop_conversions and
17362 tree_ssa_strip_useless_type_conversions rather than stripping
17363 the operations here.
17364 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
17366 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
17367 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
17368 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
17369 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
17372 2009-06-17 Michael Eager <eager@eagercon.com>
17374 * config/rs6000/constraints.md (register_constraint "d"): New.
17375 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
17376 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
17377 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
17378 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
17379 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17380 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
17381 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
17382 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
17383 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
17384 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
17386 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
17387 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
17388 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
17389 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
17390 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
17391 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
17392 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
17393 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
17394 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
17395 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
17396 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
17397 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
17398 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
17399 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
17401 2009-06-16 Ian Lance Taylor <iant@google.com>
17403 * profile.c (total_num_never_executed): Don't define.
17404 (compute_branch_probabilities): Don't count or print
17405 num_never_executed.
17406 (init_branch_prob): Don't set total_num_never_executed.
17407 (end_branch_prob): Don't print total_num_never_executed.
17409 2009-06-17 David Daney <ddaney@caviumnetworks.com>
17411 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
17413 2009-06-17 David Edelsohn <edelsohn@gnu.org>
17415 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
17416 (nabstd2_fpr): Same.
17418 2009-06-17 Steve Ellcey <sje@cup.hp.com>
17420 * expr.c (expand_assignment): Change complex type check.
17422 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
17424 * doc/plugins.texi (Building GCC plugins): Added new section.
17426 2009-06-17 Ian Lance Taylor <iant@google.com>
17428 * c-pch.c (get_ident): Don't set size of templ array.
17429 (pch_init): Don't set size of partial_pch array.
17431 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
17432 string constant to intialize an array whose size is the length of
17435 2009-06-17 Richard Guenther <rguenther@suse.de>
17437 PR tree-optimization/40389
17438 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
17439 to addressable types.
17440 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
17442 2009-06-17 Richard Guenther <rguenther@suse.de>
17444 PR middle-end/40460
17445 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
17446 if there is no evolution of left in the loop bail out.
17447 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
17448 chrec_fold_multiply.
17450 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
17451 Janis Johnson <janis187@us.ibm.com>
17454 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
17455 for the symbol ref of a constant that is the source of a move
17456 - nor for any other not-obvious-label-ref constants.
17458 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
17460 * plugin.c (position_pass): Skip newly inserted pass during list
17461 traversal to avoid repeated insertion.
17463 2009-06-16 Ian Lance Taylor <iant@google.com>
17465 * vec.h (VEC_stack_alloc): Define different version if
17466 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
17467 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
17468 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
17469 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
17471 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
17473 * config.gcc (extra_headers): Add ia32intrin.h for x86.
17475 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
17476 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
17477 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
17478 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
17479 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
17480 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17481 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17482 (bdesc_special_args): Add __builtin_ia32_rdtsc and
17483 __builtin_ia32_rdtscp.
17484 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
17485 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
17486 and __builtin_ia32_rorhi.
17487 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
17488 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
17489 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
17490 (ix86_expand_args_builtin): Likewise.
17491 (ix86_expand_special_args_builtin): Likewise.
17493 * config/i386/i386.md (UNSPECV_RDTSCP): New.
17494 (UNSPECV_RDTSC): Likewise.
17495 (UNSPECV_RDPMC): Likewise.
17496 (*bsr): Renamed to ...
17498 (*bsr_rex64): Renamed to ...
17501 (*rdpmc): Likewise.
17502 (*rdpmc_rex64): Likewise.
17504 (*rdtsc): Likewise.
17505 (*rdtsc_rex64): Likewise.
17506 (rdtscp): Likewise.
17507 (*rdtscp): Likewise.
17508 (*rdtscp_rex64): Likewise.
17510 * config/i386/ia32intrin.h: New.
17512 * config/i386/x86intrin.h: Include <ia32intrin.h>.
17514 2009-06-16 Ian Lance Taylor <iant@google.com>
17516 * ira-build.c (copy_info_to_removed_store_destinations):
17517 Initialize parent_a.
17519 2009-06-16 Ian Lance Taylor <iant@google.com>
17521 * c-decl.c (grokdeclarator): Change size_varies to bool.
17523 2009-06-16 Ian Lance Taylor <iant@google.com>
17525 * sel-sched.c: Make forward declarations of move_op_hooks and
17526 fur_hooks explicitly extern.
17528 2009-06-16 Ian Lance Taylor <iant@google.com>
17530 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
17531 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
17533 2009-06-16 Ian Lance Taylor <iant@google.com>
17535 * resource.c (mark_referenced_resources): Change
17536 include_delayed_effects parameter to bool. Change all callers.
17537 (mark_end_of_function_resources): Likewise.
17538 * reorg.c (insn_references_resource_p): Likewise.
17539 (insn_sets_resource_p): Likewise.
17540 * resource.h (mark_referenced_resources): Update declaration.
17541 (mark_end_of_function_resources): Update declaration.
17543 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17545 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
17547 2009-06-16 David Edelsohn <edelsohn@gnu.org>
17549 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
17550 GCC can bootstrap on AIX with GNU Binutils 2.20.
17552 2009-06-16 Ian Lance Taylor <iant@google.com>
17554 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
17556 2009-06-16 Ian Lance Taylor <iant@google.com>
17558 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
17559 inline, not extern inline.
17560 (exact_log2): Likewise.
17561 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
17563 (exact_log2): Likewise, but don't test CTZ_HWI.
17565 2009-06-16 Ian Lance Taylor <iant@google.com>
17567 * bitmap.c (bitmap_clear): Don't declare as inline.
17568 * gimple.c (gimplify_assign): Likewise.
17569 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
17570 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
17571 (sched_scan_info): Remove duplicate definition.
17573 2009-06-16 Ian Lance Taylor <iant@google.com>
17575 * c-common.c (skip_evaluation): Don't define.
17576 (c_inhibit_evaluation_warnings): Define global variable.
17577 (overflow_warning): Check c_inhibit_evaluation_warnings rather
17578 than skip_evaluation.
17579 (convert_and_check, warn_for_div_by_zero): Likewise.
17580 * c-common.h (skip_evaluation): Don't declare.
17581 (c_inhibit_evaluation_warnings): Declare.
17582 * c-parser.c (c_parser_typeof_specifier): Set
17583 c_inhibit_evaluation_warnings rather than skip_evaluation.
17584 (c_parser_conditional_expression): Likewise.
17585 (c_parser_binary_expression): Likewise.
17586 (c_parser_sizeof_expression): Likewise.
17587 (c_parser_alignof_expression): Likewise.
17588 * c-typeck.c (build_indirect_ref): Check
17589 c_inhibit_evaluation_warnings rather than skip_evaluation.
17590 (build_conditional_expr, build_binary_op): Likewise.
17592 2009-06-16 Richard Guenther <rguenther@suse.de>
17594 * tree-ssa-alias.c (is_escape_site): Remove.
17595 * tree-ssa-alias.h (enum escape_type): Remove.
17596 (is_escape_site): Likewise.
17597 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
17598 via casts and asms without deferring to is_escape_site.
17600 2009-06-16 Jakub Jelinek <jakub@redhat.com>
17602 PR middle-end/40446
17603 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
17604 use gen_lowpart if op0 has complex mode.
17606 2009-06-16 Richard Guenther <rguenther@suse.de>
17608 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
17609 variables add them to ESCAPED.
17610 (find_func_aliases): Do not make all indirectly stored values escaped.
17612 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
17614 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
17615 make_decl_one_only.
17617 2009-06-16 Martin Jambor <mjambor@suse.cz>
17619 PR tree-optimization/40432
17620 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
17621 check whether we need to force gimple register operand.
17623 2009-06-16 Martin Jambor <mjambor@suse.cz>
17625 PR tree-optimization/40413
17626 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
17627 build_ref_for_offset.
17628 (propagate_subacesses_accross_link): Fix a typo in a comment.
17630 2009-06-16 Ira Rosen <irar@il.ibm.com>
17632 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
17633 with additional parameter.
17634 * tree-vectorizer.h (enum vect_def_type): Add new value
17636 (enum vect_relevant): Add comments.
17637 (vect_is_simple_reduction): Add new argument.
17638 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
17639 Detect nested cycles.
17640 (vect_is_simple_reduction): Update documentation, add an argument to
17641 distinguish inner-loop reduction from nested cycle, detect nested
17642 cycles, fix printings and indentation, don't swap operands in case
17644 (get_initial_def_for_reduction): Handle subtraction.
17645 (vect_create_epilog_for_reduction): Add new argument to specify
17646 reduction variable.
17647 (vect_finalize_reduction): Handle subtraction, fix comments.
17648 (vectorizable_reduction): Handle nested cycles. In case of nested
17649 cycle keep track of the reduction variable position. Call
17650 vect_is_simple_reduction with additional parameter. Use original
17651 statement code in reduction epilogue for nested cycle. Call
17652 vect_create_epilog_for_reduction with additional parameter.
17653 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
17654 inner-loop vectorization.
17655 (vect_recog_widen_sum_pattern): Likewise.
17656 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
17658 (vect_mark_stmts_to_be_vectorized): Likewise.
17659 (vect_get_vec_def_for_operand): Handle nested cycles.
17661 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17663 * doc/invoke.texi (Debugging Options): Fix option index entries
17664 for -fdump-statistics, -frandom-seed add entries for
17665 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
17666 (FRV Options): Fix entries for -mTLS, -mtls.
17667 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
17668 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
17669 (M68hc1x Options): Fix @itemx for -mnominmax.
17670 (MCore Options): Fix entry for -mno-lsim.
17671 (MMIX Options): Fix entry for -mabi=mmixware.
17672 (PDP-11 Options): Fix entry for -mbcopy-builtin.
17674 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
17676 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
17677 Mention the plugin mode of gengtype.
17678 * doc/gty.texi (Source Files Containing Type Information): Likewise.
17679 * gengtype.c: Updated copyright.
17680 (plugin_files, nb_plugin_files) Added new static variables.
17681 (measure_input_list) Care about plugin_files.
17682 (write_rtx_next): Added early return in plugin mode.
17683 (create_file): Updated copyright year in generated file. Added
17685 (oprintf): Added early return if NULL outf.
17686 (get_output_file_with_visibility): Care of plugin_files.
17687 (get_output_file_name): May return null.
17688 (write_local): Added early return.
17689 (put_mangled_filename): Ditto.
17690 (finish_root_table): Added check for base_files.
17691 (write_roots): Care about null when plugins.
17692 (main): Added plugin mode.
17694 2009-06-15 Ian Lance Taylor <iant@google.com>
17696 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
17697 * gcov.c (read_count_file): Add braces around variables declared
17700 * c.opt (Wjump-misses-init): New warning.
17701 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
17702 -Wall and -Wc++-compat if not already set.
17703 (c_common_post_options): Clear warn_jump_misses_init if it was not
17705 * c-decl.c (struct c_binding): Change type field to a union with
17706 new label field. Make it the first field in the struct. Update
17707 references to type to use u.type instead.
17708 (struct c_spot_bindings): Define.
17709 (struct c_goto_bindings): Define.
17710 (c_goto_bindings_p): Define, along with VECs.
17711 (struct c_label_vars): Define.
17712 (struct c_scope): Add has_label_bindings field.
17713 (bind_label, set_spot_bindings): New static functions.
17714 (decl_jump_unsafe, update_spot_bindings): New static functions.
17715 (update_label_decls): New static function.
17716 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
17717 Update binding u.label field to shadowed field.
17718 (c_binding_start_stmt_expr): New function.
17719 (c_binding_end_stmt_expr): New function.
17720 (pushdecl): Don't call c_begin_vm_scope.
17721 (make_label): Add defining and p_label_vars parameters. Change
17723 (lookup_label): Correct test for whether a label has not yet been
17724 defined. Call bind_label rather than bind.
17725 (warn_about_goto): New static function.
17726 (lookup_label_for_goto): New function.
17727 (declare_label): Call bind_label rather than bind.
17728 (check_earlier_gotos): New static function.
17729 (define_label): Don't give errors about jumping into statement
17730 expressions or scopes of variably modified types. Call
17731 set_spot_bindings and check_earlier_gotos. Call bind_label
17732 instead of bind. Don't set label_context_stack_se or
17733 label_context_stack_vm.
17734 (c_get_switch_bindings): New function.
17735 (c_release_switch_bindings): New function.
17736 (c_check_switch_jump_warnings): New function.
17737 (start_function): Don't set label_context_stack_se or
17738 label_context_stack_vm.
17739 (finish_function): Likewise.
17740 * c-typeck.c (label_context_stack_se): Don't define.
17741 (label_context_stack_vm): Don't define.
17742 (c_finish_goto_label): Call lookup_label_for_goto rather than
17743 lookup_label. Don't give errors about jumping into a statement
17744 expression or the scope of a variably modified type. Don't set
17745 label_context_stack_se or label_context_stack_vm.
17746 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
17747 fields. Add bindings field.
17748 (c_start_case): Don't set deleted fields. Set bindings field.
17749 (do_case): Rework order of tests. Don't check blocked_stmt_expr
17750 or blocked_vm. Call c_check_switch_jump_warnings.
17751 (c_finish_case): Don't test blocked_stmt_expr field. Call
17752 c_release_switch_bindings.
17753 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
17754 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17755 set label_context_stack_se. Call c_bindings_start_stmt_expr.
17756 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
17757 c_switch_stack. Don't walk label_context_stack_se labels. Don't
17758 set label_context_stack_se. Call c_bindings_end_stmt_expr.
17759 (c_begin_vm_scope, c_end_vm_scope): Don't define.
17760 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
17761 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
17762 (C_DECL_UNJUMPABLE_VM): Don't define.
17763 (C_DECL_UNDEFINABLE_VM): Don't define.
17764 (struct c_label_list): Don't define.
17765 (struct c_label_context_se): Don't define.
17766 (struct c_label_context_vm): Don't define.
17767 (struct c_spot_bindings): Declare.
17768 (c_bindings_start_stmt_expr): Declare.
17769 (c_bindings_end_stmt_expr): Declare.
17770 (lookup_label_for_goto): Declare.
17771 (c_get_switch_bindings, c_release_switch_bindings): Declare.
17772 (c_check_switch_jump_warnings): Declare.
17773 (label_context_stack_se, label_context_stack_vm): Don't declare.
17774 (c_finish_goto_label): Update declaration.
17775 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
17776 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
17777 (Warning Options): Document -Wjump-misses-init.
17779 2009-06-15 Jakub Jelinek <jakub@redhat.com>
17781 * tree-object-size.c (addr_object_size): Fix a pasto in the last
17784 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17786 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
17788 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17790 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
17792 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
17794 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
17796 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
17798 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
17799 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
17800 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
17801 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
17802 * dwarf2asm.c (dw2_force_const_mem): Update call to
17803 make_decl_one_only.
17804 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
17805 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
17806 * langhooks.c (lhd_comdat_group): Remove.
17807 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
17808 * tree.h (DECL_COMDAT_GROUP): New.
17809 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
17810 (tree_decl_with_vis): Add comdat_group. Remove one_only.
17811 (make_decl_one_only): Change signature.
17812 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
17813 make_decl_one_only.
17814 (make_decl_one_only): Change signature.
17815 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
17817 2009-06-15 Richard Guenther <rguenther@suse.de>
17819 PR middle-end/40439
17820 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
17822 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17824 * tree-ssa-math-opts.c: Remove extra divide.
17826 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17828 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
17830 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17832 * passes.c: Add bswap pass.
17833 * tree-pass.h: Add pass_optimize_bswap declaration.
17834 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
17835 Include rtl.h, expr.h and optabs.h for optab_handler check.
17836 (struct symbolic_number, pass_optimize_bswap): New definition.
17837 (do_shift_rotate, verify_symbolic_number_p): New functions.
17838 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
17839 (gate_optimize_bswap): New function.
17840 * tree.c (widest_int_cst_value): New function.
17841 * tree.h (widest_int_cst_value): Prototype added.
17843 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
17845 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
17846 REG_EQUAL/REG_EQUIV notes.
17848 2009-06-14 Richard Guenther <rguenther@suse.de>
17850 PR middle-end/40389
17851 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
17852 has its address taken if NRV was applied and it is addressable.
17853 * tree-ssa-structalias.c (get_constraint_for_address_of): New
17854 function split out from ...
17855 (get_constraint_for_1): ... here.
17856 (handle_rhs_call): Use it to mark the return slot escaped if
17857 it is addressable and NRV was applied.
17859 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17861 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
17862 Change first argument type to location_t.
17863 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
17864 Do not set input_location.
17865 Use loc instead of input_location throughout.
17867 2009-06-13 Richard Guenther <rguenther@suse.de>
17869 PR tree-optimization/40421
17870 * tree-predcom.c (should_unroll_loop_p): Remove.
17871 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
17873 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17875 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17876 Add location argument.
17878 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
17880 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
17882 * config/s390/s390.c (s390_build_builtin_va_list): Same.
17883 (s390_gimplify_va_arg): Pass location to create_artificial_label.
17884 * config/spu/spu-protos.h: Add location to
17885 spu_resolve_overloaded_builtin.
17886 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
17887 spu_build_builtin_va_list.
17888 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
17889 argument. Pass location to build_function_call_vec.
17890 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
17892 (emit_fpu_switch): Same.
17893 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
17894 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
17895 to build_decl and create_artificial_label.
17896 (xtensa_gimplify_va_arg_expr): Same.
17897 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
17898 (xstormy16_gimplify_va_arg_expr): Same.
17899 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
17900 * config/arm/arm.c (arm_build_builtin_va_list): Same.
17901 * config/mips/mips.c (mips_build_builtin_va_list): Same.
17902 (mips16_build_function_stub): Same.
17903 (mips16_build_call_stub): Same.
17905 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
17908 * arm/constraints.md (Pa, Pb): New constraints.
17909 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
17910 split pattern to deal with them.
17912 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
17914 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
17915 fix index entry for -Xpreprocessor.
17917 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17919 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17920 Add location argument to build_decl call.
17921 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
17922 (rs6000_init_builtins): Same.
17923 (spe_init_builtins): Same.
17924 (rs6000_gimplify_va_arg): Add location argument to
17925 create_artificial_label call.
17927 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
17929 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
17930 * combine-stack-adj.c (pass_stack_adjustments): Use it.
17931 * Makefile.in: Fix GGC dependency for gcse.o.
17933 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
17935 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
17936 * gimple-pretty-print.c (dump_gimple_stmt): Same.
17937 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
17939 * c-parser.c (c_parser_binary_expression): Use current column while
17940 building binary operations.
17941 * common.opt (fshow-column): Enable by default.
17942 * tree-vrp.c (check_array_ref): Use warning_at.
17943 (check_array_bounds): Use location from call back if expr has no
17945 * tree.h: Add location argument to maybe_fold_*.
17946 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
17947 (maybe_fold_offset_to_array_ref): Add location argument and use it.
17948 (maybe_fold_offset_to_component_ref): Same.
17949 (maybe_fold_offset_to_reference): Same.
17950 (maybe_fold_offset_to_address): Same.
17951 (maybe_fold_stmt_indirect): Same.
17952 (maybe_fold_stmt_addition): Same.
17953 (fold_stmt_r): Pass location to maybe_fold_*.
17954 (fold_gimple_assign): Same.
17955 * c-tree.h: Add location argument to finish_decl,
17956 default_function_array_conversion, store_init_value.
17957 * c-decl.c (define_label): Use error_at.
17958 (c_make_fname_decl): Pass location to finish_decl.
17959 (finish_decl): New location argument.
17960 (build_compound_literal): Pass location to store_init_value.
17961 (grokdeclarator): Pass location to finish_decl.
17963 * c-typeck.c (array_to_pointer_conversion): New location argument.
17964 (function_to_pointer_conversion): Same.
17965 (default_function_array_conversion): Same.
17966 (parser_build_unary_op): Pass location to overflow_warning.
17967 (parser_build_binary_op): Same. Use warning_at.
17968 (build_unary_op): Pass location to array_to_pointer_conversion.
17969 (build_c_cast): Pass location to digest_init.
17970 (build_modify_expr): New location argument.
17971 (convert_for_assignment): Same.
17972 (store_init_value): Same.
17973 (digest_init): Same.
17974 (output_init_element): Pass location to digest_init and
17975 array_to_pointer_conversion.
17976 (c_finish_return): Pass location to convert_for_assignment.
17977 * gimplify.c (gimplify_conversion): Pass location to
17978 maybe_fold_offset_to_address.
17979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
17980 to maybe_fold_stmt_addition.
17981 * c-omp.c (c_finish_omp_atomic): Pass new location to
17983 (c_finish_omp_for): Same.
17984 * c-common.c (overflow_warning): New argument.
17985 * c-common.h: New argument to build_modify_expr, overflow_warning.
17986 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
17988 (c_parser_initializer): Pass location to
17989 default_function_array_conversion.
17990 (c_parser_initelt): Same.
17991 (c_parser_initval): Same.
17992 (c_parser_asm_operands): Same.
17993 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
17994 (c_parser_conditional_expression): Same.
17995 (c_parser_binary_expression): Add location info to stack. Use it.
17996 (c_parser_unary_expression): Pass location to
17997 default_function_array_conversion, parser_build_unary_op,
17998 build_indirect_ref, c_parser_postfix_expression_after_primary.
17999 (c_parser_postfix_expression_after_primary): New location argument.
18001 (c_parser_expression_conv): Pass location to
18002 default_function_array_conversion.
18003 (c_parser_expr_list): Same.
18004 (c_parser_omp_atomic): Same.
18005 (c_parser_omp_for_loop): Same.
18006 * c-tree.h (struct c_declarator): Add comment to id_loc.
18007 (build_array_declarator): New argument.
18008 * c-decl.c (build_array_declarator): Add location argument.
18009 (grokdeclarator): Set id_loc for cdk_array.
18010 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18011 build_array_declarator.
18012 * tree.c (build_omp_clause): Add location argument.
18013 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18014 (OMP_CLAUSE_LOCATION): New macro.
18015 (struct tree_omp_clause): Add location field.
18016 (build_omp_clause): Add argument.
18017 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18019 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18020 (cp_parser_omp_clause_collapse): Same.
18021 (cp_parser_omp_clause_default): Same.
18022 (cp_parser_omp_clause_if): Same.
18023 (cp_parser_omp_clause_nowait): Same.
18024 (cp_parser_omp_clause_num_threads): Same.
18025 (cp_parser_omp_clause_ordered): Same.
18026 (cp_parser_omp_clause_schedule): Same.
18027 (cp_parser_omp_clause_untied): Same.
18028 (cp_parser_omp_for_loop): Same.
18029 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18030 * c-tree.h (c_start_case): Add location argument.
18031 (c_process_expr_stmt): Same.
18032 (c_finish_goto_*): Same.
18033 * tree-parloops.c (initialize_reductions): Pass location to
18035 (create_parallel_loop): Same.
18036 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18037 (gfc_trans_omp_reduction_list): Same.
18038 (gfc_trans_omp_clauses): Same.
18039 (gfc_trans_omp_do): Same.
18040 * c-typeck.c (c_finish_goto_label): Same.
18041 (c_finish_goto_ptr): New location argument.
18042 (c_start_case): Same.
18043 (emit_side_effect_warnings): Same.
18044 (c_process_expr_stmt): Same.
18045 (c_finish_stmt_expr): Same.
18046 (c_finish_omp_clauses): Use error_at instead of error.
18047 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18049 * c-omp.c (c_split_parallel_clauses): New location argument.
18050 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18051 to build_omp_clause.
18052 (convert_local_reference_stmt): Same.
18053 (convert_gimple_call): Same.
18054 * c-common.h (c_split_parallel_clauses): New argument.
18055 * c-parser.c (c_parser_statement_after_labels): Pass location to
18056 c_finish_goto_label.
18057 (c_parser_switch_statement): Pass location to c_start_case.
18058 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18059 and c_process_expr_stmt.
18060 (c_parser_omp_variable_list): Add location argument.
18061 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18062 (c_parser_omp_clause_default): Same.
18063 (c_parser_omp_clause_if): Same.
18064 (c_parser_omp_clause_num_threads): Same.
18065 (-c_parser_omp_clause_ordered): Same.
18066 (c_parser_omp_clause_reduction): Pass location to
18067 c_parser_omp_variable_list.
18068 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18069 (c_parser_omp_clause_untied): Same.
18070 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18071 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18073 * c-tree.h (check_for_loop_decls, undeclared_variable,
18074 build_component_ref, build_array_ref, build_external_ref,
18075 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18076 build_conditional_expr, build_compound_expr, c_cast_expr,
18077 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18078 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18080 * c-semantics.c (build_stmt): Same.
18081 (build_case_label): Same.
18082 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18083 (undeclared_variable): New argument.
18084 (make_label): Same.
18085 (lookup_label): Pass location on down.
18086 (define_label): Same.
18087 (finish_decl): Same.
18088 (build_compound_literal): Same.
18089 (finish_struct): Same.
18090 (finish_function): Do not set location here.
18091 (check_for_loop_decls): New argument.
18092 * tree.c (save_expr): Set location.
18093 (build_empty_stmt): New argument.
18094 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18095 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18096 * builtins.c (gimplify_va_arg_expr): Use locations.
18097 (expand_builtin_sync_operation): Same.
18098 * c-typeck.c (build_component_ref): New argument.
18099 (build_array_ref): Same.
18100 (build_external_ref): Same.
18101 (c_expr_sizeof_expr): Same.
18102 (c_expr_sizeof_type): Same.
18103 (parser_build_unary_op): Same.
18104 (build_conditional_expr): Same.
18105 (build_compound_expr): Pass location on down.
18106 (build_compound_expr): New argument.
18107 (build_c_cast): Same.
18108 (c_cast_expr): Same.
18109 (build_asm_expr): Same.
18110 (c_finish_return): Same.
18111 (c_process_expr_stmt): Pass location on down.
18112 (c_finish_stmt_expr): New argument.
18113 (push_clenaup): Same.
18114 (c_finish_omp_parallel): Same.
18115 (c_finish_omp_task): Same.
18116 * gimplify.c (gimplify_call_expr): Pass location on down.
18117 * c-omp.c (c_finish_omp_master): New argument.
18118 (c_finish_omp_critical): Same.
18119 (c_finish_omp_ordered): Same.
18120 (c_finish_omp_barrier): Same.
18121 (-c_finish_omp_taskwait): Same.
18122 (c_finish_omp_atomic): Same.
18123 (c_finish_omp_flush): Same.
18124 * tree-inline.c (copy_tree_body_r): Pass location on down.
18125 (inline_forbidden_p): Remove use of input_location.
18126 * c-gimplify.c (c_build_bind_expr): New argument.
18127 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18128 (c_sizeof_or_alignof_type): New argument.
18129 (c_alignof_expr): Same.
18130 (build_va_arg): Same.
18131 (c_add_case_label): Same.
18132 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18133 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18134 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18135 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18136 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18137 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18139 * stub-objc.c (objc_build_selector_expr): Same.
18140 (objc_build_throw_stmt): Same.
18141 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18142 (c_parser_initelt): Same.
18143 (c_parser_compound_statement): Same.
18144 (c_parser_compound_statement_nostart): Same.
18145 (c_parser_label): Same.
18146 (c_parser_statement_after_labels): Same.
18147 (c_parser_if_body): Same.
18148 (c_parser_else_body): Same.
18149 (c_parser_if_statement): Same.
18150 (c_parser_switch_statement): Same.
18151 (c_parser_while_statement): Same.
18152 (c_parser_do_statement): Same.
18153 (c_parser_for_statement): Same.
18154 (c_parser_asm_statement): Same.
18155 (c_parser_conditional_expression): Same.
18156 (c_parser_binary_expression): Same.
18157 (c_parser_cast_expression): Same.
18158 (c_parser_unary_expression): Same.
18159 (c_parser_sizeof_expression): Same.
18160 (c_parser_alignof_expression): Same.
18161 (c_parser_postfix_expression): Same.
18162 (c_parser_expression): Same.
18163 (c_parser_objc_receiver): Same.
18164 (c_parser_omp_variable_list): Same.
18165 (c_parser_omp_structured_block): Same.
18166 (c_parser_omp_atomic): New argument.
18167 (c_parser_omp_barrier): Same.
18168 (c_parser_omp_critical): Same.
18169 (c_parser_omp_flush): Pass location on down.
18170 (c_parser_omp_for_loop): New argument.
18171 (c_parser_omp_for): Same.
18172 (c_parser_omp_master): Same.
18173 (c_parser_omp_ordered): Same.
18174 (c_parser_omp_sections_scope): Same.
18175 (c_parser_omp_sections): Same.
18176 (c_parser_omp_parallel): Same.
18177 (c_parser_omp_single): Same.
18178 (c_parser_omp_task): Same.
18179 (c_parser_omp_taskwait): Pass location on down.
18180 (c_parser_omp_construct): Same.
18181 (c_parser_omp_threadprivate): Same.
18182 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18183 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18184 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18185 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18186 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18187 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18188 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18189 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18190 config/i386/i386.c, stmt.c:
18191 Add location argument to the following function definitions and/or
18192 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18193 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18194 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18195 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18196 do_case, c_finish_bc_stmt, build_compound_literal,
18197 build_function_call.
18198 * c-decl.c (build_compound_literal): Add location argument.
18199 Make all diagnostic calls use location.
18200 (start_struct): Same.
18201 (finish_struct): Same.
18202 (start_enum): Same.
18203 (build_enumerator): Same.
18204 (start_function): Same.
18205 (grokdeclarator): Make all diagnostic calls use location.
18206 (store_parm_decls_oldstyle): Same.
18207 * c-typeck.c (build_function_call): Add location argument.
18208 Make all diagnostic calls use location.
18210 (c_finish_bc_stmt): Same.
18211 * tree-nested.c (get_trampoline_type): Add argument.
18212 Pass location to build_decl.
18213 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18214 * rtl.h (RTL_LOCATION): New.
18215 * c-common.c (c_add_case_label): Add location argument.
18216 Make all diagnostic calls use location.
18217 * c-common.h: Add location argument to make_fname_decl, do_case,
18218 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18219 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18220 Set it appropriately for every case. Pass enum_loc to start_enum
18221 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18223 (c_parser_struct_or_union_specifier): Save location. Use it for
18224 start_struct, finish_struct, and parser_xref_tag.
18226 2009-06-12 Ian Lance Taylor <iant@google.com>
18228 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18230 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18231 cpp_opts->warn_cxx_operator_names.
18233 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18236 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18237 is returns NULL and OP is a VCE, look through the VCE.
18239 2009-06-12 Ian Lance Taylor <iant@google.com>
18242 * collect2.c (main): Use CONST_CAST2 in code inside #if
18243 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18245 2009-06-12 Joey Ye <joey.ye@intel.com>
18247 PR middle-end/39146
18248 * cfgexpand.c (get_decl_align_unit): Update
18249 max_used_stack_slot_alignment with align instead of
18250 stack_alignment_needed.
18252 * function.c (assign_stack_local_1): Update
18253 max_used_stack_slot_alignment with alignment_in_bits instead
18254 of stack_alignment_needed.
18255 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
18258 2009-06-12 Jakub Jelinek <jakub@redhat.com>
18260 * dwarf2out.c (last_var_location_insn): New variable.
18261 (dwarf2out_end_epilogue): Clear last_var_location_insn.
18262 (dwarf2out_var_location): Don't record anything after last real
18263 insn. Only change labels if there were any real instructions
18264 in between last note and this one, or if changed sections.
18266 2009-06-11 Richard Henderson <rth@redhat.com>
18268 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
18269 note when storing the frame pointer in a register.
18270 (FRP): Don't redefine to nothing for epilogue.
18271 (alpha_expand_epilogue): Mark register and sp restores.
18272 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
18274 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
18275 when gen_lowpart is needed.
18277 2009-06-11 Richard Henderson <rth@redhat.com>
18279 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
18281 * dwarf2out.c (need_data_align_sf_opcode): New.
18282 (div_data_align): Move earlier.
18283 (def_cfa_1, reg_save): Use it.
18285 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
18287 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
18288 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
18289 (ix86_handle_option): Handle OPT_mcrc32.
18290 (ix86_target_string): Add -mcrc32.
18291 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
18293 * config/i386/i386.h (TARGET_CRC32): New.
18295 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
18296 (sse4_2_crc32di): Likewise.
18298 * config/i386/i386.opt (mcrc32): New.
18300 * doc/invoke.texi: Document -mcrc32.
18302 2009-06-11 Richard Henderson <rth@redhat.com>
18304 * common.opt (gdwarf-): Accept a version number.
18305 * doc/invoke.texi (gdwarf-): Update docs.
18306 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
18307 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
18308 version level, and record it.
18310 * dwarf2.h (DW_CIE_VERSION): Remove.
18311 * dwarf2out.c (DWARF_VERSION): Remove.
18312 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
18313 (output_call_frame_info): Use CIE version 3 for dwarf3,
18314 or if the return register column is out of range for version 1.
18315 (dwarf_stack_op_name): Add all dwarf3 values.
18316 (DEBUG_PUBTYPES_SECTION): New.
18317 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
18318 encoding change for dwarf3.
18319 (output_die) [dw_val_class_die_ref]: Likewise.
18320 (output_compilation_unit_header): Emit correct version for dwarf3.
18321 (output_line_info): Likewise.
18322 (output_pubnames): Update for DWARF_VERSION removal.
18323 (output_aranges): Likewise.
18324 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
18325 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
18326 (dwarf2out_finish): Likewise.
18328 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18330 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
18333 2009-06-11 David Daney <ddaney@caviumnetworks.com>
18336 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
18337 * builtins.c (expand_builtin_unreachable): New function.
18338 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
18339 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
18340 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
18342 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
18343 searching for missing barriers.
18345 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18347 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
18348 when -fprofile-generate* was passed.
18349 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18351 2009-06-11 Anthony Green <green@moxielogic.com>
18353 * config/moxie/moxie.md: Define length attribute for all instructions.
18355 (*b<cond:code>): Support limited branch ranges for new PC-relative
18356 branch instructions.
18357 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
18359 2009-06-11 Jakub Jelinek <jakub@redhat.com>
18361 * config/i386/i386.c (min_insn_size): Use get_attr_length
18362 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
18363 For __asm return 0.
18365 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
18366 instead of emit_insn_before.
18368 2009-06-10 Ian Lance Taylor <iant@google.com>
18371 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
18374 2009-06-10 Revital Eres <eres@il.ibm.com>
18376 * passes.c (init_optimization_passes): Reschedule
18377 predictive-commoning pass before complete unroll pass.
18379 2009-06-10 Martin Jambor <mjambor@suse.cz>
18381 * cgraph.c (cgraph_node_can_be_local_p): New function.
18382 (cgraph_make_node_local): New function.
18383 * cgraph.h (cgraph_node_can_be_local_p): Declare.
18384 (cgraph_make_node_local): Declare.
18386 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
18388 * tree.h (tree_base): Add packed_flag and user_align fields.
18389 Decrease size of spare field.
18390 (TYPE_USER_ALIGN): Use user_align from tree_base.
18391 (DECL_USER_ALIGN): Likewise.
18392 (TYPE_PACKED): Use packed_flag from tree_base.
18393 (DECL_PACKED): Likewise.
18394 (tree_type): Delete packed_flag and user_align fields. Widen
18395 precision field. Widen mode field and shuffle fields to align
18396 mode on an 8-bit boundary.
18397 (tree_decl_common): Delete decl_flag_1 and user_align fields.
18398 Renumber decl_flag_* fields. Fix comments. Widen
18399 decl_common_unused field.
18400 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
18401 (DECL_EXTERNAL): Likewise.
18402 (DECL_BIT_FIELD): Likewise.
18403 (DECL_NONADDRESSABLE_P): Likewise.
18404 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
18405 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
18407 2009-06-10 Ian Lance Taylor <iant@google.com>
18409 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
18410 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
18411 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
18412 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
18413 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
18414 DEF_VEC_ALLOC_FUNC_P.
18415 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
18416 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
18417 DEF_VEC_ALLOC_FUNC_O.
18418 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
18419 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
18420 DEF_VEC_ALLOC_FUNC_I.
18421 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
18422 (vec_stack_p_reserve_exact_1): Declare.
18423 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
18424 (vec_stack_free): Declare.
18425 (VEC_stack_alloc): Define.
18426 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
18427 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
18428 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
18429 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
18431 (stack_vecs): New static variable.
18432 (vec_stack_p_reserve_exact_1): New function.
18433 (vec_stack_o_reserve_1): New static function.
18434 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
18435 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
18436 (vec_stack_free): New function.
18437 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
18438 (VEC_df_ref_stack_alloc): Define.
18439 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
18440 DEF_VEC_ALLOC_P_STACK.
18441 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
18442 (struct df_collection_rec): Change _vec fields to VEC. Remove
18444 (df_free_collection_rec): Adjust for new fields.
18445 (df_insn_rescan): Use new df_collection_rec fields.
18446 (df_notes_rescan, df_canonize_collection_rec): Likewise.
18447 (df_ref_create_structure, df_ref_record): Likewise.
18448 (df_get_conditional_uses, df_get_call_refs): Likewise.
18449 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
18450 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
18451 (df_record_exit_block_uses, df_bb_verify): Likewise.
18452 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
18453 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
18454 Remove count parameter. Change return type to void. Change all
18456 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
18457 Remove count parameter. Change return type to void. Change all
18459 (df_install_refs): Change old_vec parameter to VEC. Remove count
18460 parameter. Change all callers.
18461 (df_install_mws): Change old_vec parameter to VEC. Remove count
18462 parameter. Change all callers.
18463 (df_refs_verify): Change new_rec parameter to VEC. Change call
18465 (df_mws_verify): Likewise.
18467 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
18469 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
18471 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
18473 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
18475 2009-06-10 Anthony Green <green@moxielogic.com>
18477 * config/moxie/crti.asm: New file.
18478 * config/moxie/crtn.asm: New file.
18479 * config/moxie/moxie.c: New file.
18480 * config/moxie/moxie.h: New file.
18481 * config/moxie/sfp-machine.h: New file.
18482 * config/moxie/moxie-protos.h: New file.
18483 * config/moxie/t-moxie: Created.
18484 * config/moxie/t-moxie-softfp: Created.
18485 * config/moxie/moxie.md: Created.
18486 * config/moxie/constraints.md: Created.
18487 * config.gcc: Add moxie support.
18488 * doc/md.texi (Machine Constraints): Add moxie constraints.
18489 * doc/contrib.texi (Contributors): Mention moxie port.
18490 * doc/install.texi (Specific): Mention the moxie port.
18492 2009-06-09 Ian Lance Taylor <iant@google.com>
18494 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
18495 compiling with C++.
18496 * optabs.c (optab_table): Only use designated initializers if
18497 HAVE_DESIGNATED_INITIALIZERS is defined.
18498 (convert_optab_table): Likewise.
18499 (init_optabs): Always call init_insn_codes if
18500 HAVE_DESIGNATED_INITIALIZERS is not defined.
18502 2009-06-09 Ian Lance Taylor <iant@google.com>
18504 * targhooks.c (default_builtin_vectorized_function): Change fn
18505 parameter to unsigned int.
18506 (default_builtin_vectorized_conversion): Change code parameter to
18508 (default_builtin_reciprocal): Change fn parameter to unsigned int.
18509 * targhooks.h: Update declarations.
18510 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
18511 parameter to unsigned int.
18513 * c-typeck.c (comptypes_check_enum_int): New static function.
18514 (comptypes_internal): Add enum_and_int_p parameter. Change all
18516 (comp_target_types): Add location parameter. Change all callers.
18517 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
18518 Change all callers.
18519 (function_types_compatible_p, type_lists_compatible_p): Likewise.
18520 (build_conditional_expr): Add colon_loc parameter. Change all
18522 (convert_for_assignment): Add location parameter. Change all callers.
18523 * c-parser.c (c_parser_conditional_expression): Pass location of
18524 colon to build_conditional_expr.
18525 * c-tree.h (build_conditional_expr): Update declaration.
18527 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18529 * graphite.c: Revert previous patch.
18531 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
18534 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
18536 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
18538 * tree-ssa-loop-prefetch.c
18539 (loop_prefetch_arrays): Fixed a portability problem in printf format
18542 2009-06-09 Martin Jambor <mjambor@suse.cz>
18544 PR tree-optimization/40351
18545 * tree-sra.c (propagate_subacesses_accross_link): Check that a
18546 refrence to a potential artifical subaccess can be constructed.
18548 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
18550 * config/sh/sh-protos.h (sh_optimization_options): Declare.
18551 (sh_override_options): Likewise.
18552 * config/sh/sh.c: Include params.h.
18553 (sh_optimization_options): New.
18554 (sh_override_options): Likewise.
18555 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
18556 (OVERRIDE_OPTIONS): Use sh_override_options.
18558 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18560 * dwarf2out.c (emit_cfa_remember): New variable.
18561 (add_fde_cfi): If emit_cfa_remember, recurse to add
18562 DW_CFA_remember_state first.
18563 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
18564 instead just set emit_cfa_remember.
18566 2009-06-08 Jan Hubicka <jh@suse.cz>
18569 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
18571 2009-06-08 Jan Hubicka <jh@suse.cz>
18573 PR middle-end/39834
18574 * cgraphunit.c (save_inline_function_body): Do not copy transform
18575 hooks for saved inline bodies.
18576 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
18577 for given function.
18579 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
18581 * jump.c (returnjump_p): Handle delayed branches. Add missing
18584 2009-06-08 Jan Hubicka <jh@suse.cz>
18586 PR middle-end/40102
18587 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
18588 original node might've been modified.
18589 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
18591 2009-06-08 Jakub Jelinek <jakub@redhat.com>
18593 * tree-object-size.c (addr_object_size): Add OSI argument.
18594 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
18595 (compute_builtin_object_size, expr_object_size): Adjust callers.
18596 (plus_stmt_object_size): Call addr_object_size instead of
18597 compute_builtin_object_size.
18599 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
18600 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18602 * tree-ssa-loop-prefetch.c
18603 (gather_memory_references): Introduced a counter for the number of
18605 (anything_to_prefetch_p): Introduced a counter for the number of
18607 (is_loop_prefetching_profitable): New function with a cost model
18609 (loop_prefetch_arrays): Use the new cost model to determine if
18610 prefetching is profitable.
18611 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
18612 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18613 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
18614 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18615 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
18616 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
18618 2009-06-08 Michael Matz <matz@suse.de>
18621 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
18622 partitions use the same.
18623 (expand_one_var): Deal with DECL_RTL sometimes begin set also
18624 for basevars of SSA_NAMEs.
18625 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
18626 to not expand them twice.
18627 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
18630 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
18632 * common.opt (fcompare-debug=, fcompare-debug-second): New.
18633 (fdump-final-insns=, gtoggle): New.
18634 * doc/invoke.texi: Document them.
18635 * final.c (rest_of_clean_state): Dump final insn stream.
18636 * gcc.c (invoke_as): Hook in -fcompare-debug.
18637 (static_spec_functions): Add compare-debug-dump-opt,
18638 compare-debug-self-opt and compare-debug-auxbase-opt.
18639 (compare_debug, compare_debug_second, compare_debug_opt): New.
18640 (switches_debug_check, n_switches_debug_check): New.
18641 (debug_auxbase_opt, debug_check_temp_file): New.
18642 (process_command): Handle -fno-compare-debug, -fcompare-debug and
18644 (do_self_spec): Handle arguments after switches.
18645 (do_spec_1): Add .gk extension to temp file basenames for compare.
18646 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
18647 (cc1_options): Use it instead of normal auxbase computation for
18648 the second compare-debug compilation.
18649 (compare_files): New.
18650 (main): Set up and implement compare debug mode.
18651 (compare_debug_dump_opt_spec_function): New.
18652 (compare_debug_self_opt_spec_function): New.
18653 (compare_debug_auxbase_opt_spec_function): New.
18654 * toplev.c (process_options): Handle flag_gtoggle,
18655 flag_dump_final_insns.
18656 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
18657 during -fcompare-debug-second compilation.
18659 2009-06-07 Ian Lance Taylor <iant@google.com>
18661 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
18662 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
18664 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
18665 with no default node. Change warning with %H to warning_at.
18666 Don't clear warn_switch around case checking.
18667 * doc/invoke.texi (Warning Options): Clarify distinction between
18668 -Wswitch and -Wswitch-enum.
18670 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18672 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
18674 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18676 * gbl-ctors.h: Add header guard.
18678 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18680 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
18681 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
18682 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
18683 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
18684 prototypes for removed functions.
18685 (expressions_equal_p): Move to ...
18686 * tree-ssa-sccvn.h: ... here and ...
18687 * matrix-reorg.c: ... adjust includes.
18689 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18691 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
18693 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18695 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
18696 (finish_function): Remove erroneous whitespace.
18698 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18700 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
18701 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
18703 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18705 * errors.c (internal_error): Commentary typo fix.
18706 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
18707 * tree-ssa-pre.c: Ditto.
18709 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18711 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
18712 them is supposed to hold actual statements.
18714 2009-06-06 Ian Lance Taylor <iant@google.com>
18716 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
18717 empty statements can now have attributes.
18719 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
18721 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
18722 * config/mips/mips.md: Ditto.
18724 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18726 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
18728 (__eabi_uconvert): Likewise.
18730 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
18732 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
18733 CFI_* definitions with IN_GCC.
18735 2009-06-05 David Edelsohn <edelsohn@gnu.org>
18737 * xcoffout.h (xcoffout_source_line): Update prototype.
18739 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18741 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
18742 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
18744 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18746 PR middle-end/40340
18747 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
18748 inlined_function_outer_scope_p blocks for artificial inlines
18750 * tree.c (tree_nonartificial_location): Rewrite using
18751 block_nonartificial_location.
18753 2009-06-05 Revital Eres <eres@il.ibm.com>
18754 Leehod Baruch <leehod@il.ibm.com>
18756 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
18757 (expand_expr_real_1): Remove comment.
18758 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
18759 Vectorize misaligned access when the target supports it.
18760 (vect_supportable_dr_alignment): Check for unaligned access support.
18761 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
18764 2009-06-05 Julian Brown <julian@codesourcery.com>
18766 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
18767 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
18769 2009-06-05 Richard Guenther <rguenther@suse.de>
18772 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
18773 as possibly unused.
18775 2009-06-05 Jakub Jelinek <jakub@redhat.com>
18777 * config/s390/s390.c (global_not_special_regno_p): New static inline.
18778 (save_gprs): Don't tell unwinder when a global register is saved.
18779 (s390_emit_epilogue): Emit needed epilogue unwind info.
18781 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18783 * dwarf2out.c (deferred_asm_name): New.
18784 (add_name_and_src_coords_attributes): Defer creation of
18785 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
18787 (move_linkage_attr): New.
18788 (dwarf2out_finish): Revisit deferrals and emit attributes at the
18791 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
18793 * tree-nested.c (finalize_nesting_tree_1): Declare the
18794 frame_decl in the binding tree.
18796 2009-06-04 Cary Coutant <ccoutant@google.com>
18798 * basic-block.h (struct basic_block_def): Add discriminator field.
18799 * dbxout.c (dbxout_source_line): Add new parameter. Change all
18801 * debug.c (do_nothing_debug_hooks): Add additional entry.
18802 (debug_nothing_int_charstar_int): New function.
18803 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
18804 (debug_nothing_int_charstar_int): New declaration.
18805 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
18806 discriminator value in .loc directive.
18807 * final.c (last_discriminator): New variable.
18808 (discriminator): New variable.
18809 (final_start_function): Initialize above variables, pass current
18810 discriminator to debug hook.
18811 (notice_source_line): Check for discriminator change.
18812 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
18813 * sdbout.c (sdbout_source_line): New parameter.
18814 * tree-cfg.c (struct locus_discrim_map): New structure type.
18815 (discriminator_per_locus): New hash table.
18816 (build_gimple_cfg): Allocate and free discriminator hash table.
18817 (make_edges): Call assign_discriminator.
18818 (locus_map_hash): New function.
18819 (locus_map_eq): New function.
18820 (next_discriminator_for_locus): New function.
18821 (same_line_p): New function.
18822 (assign_discriminator): New function.
18823 (make_cond_expr_edges): Call assign_discriminator.
18824 (make_gimple_switch_edges): Likewise.
18825 (first_non_label_stmt): New function.
18826 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
18828 * xcoffout.c (xcoffout_source_line): Add new parameter.
18830 * configure.ac (gcc_cv_as_discriminator): New configury check for
18831 gas support for discriminator.
18832 * configure: Regenerate.
18833 * config.in: Regenerate.
18835 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18837 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
18838 val after checking for integers.
18840 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
18842 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
18844 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
18845 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
18846 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
18847 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
18848 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
18849 X64_SSE_REGPARM_MAX.
18850 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
18851 X64_SSE_REGPARM_MAX.
18853 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18855 * gcc.c (report_times_to_file): New.
18856 (execute): Implement it.
18857 (process_command): Support -time=.
18858 * doc/invoke.texi: Document it.
18860 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18862 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
18863 that have value exprs.
18865 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
18867 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
18868 declarations for constants until...
18869 (dw2_output_indirect_constant_1): ... this point.
18871 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
18874 * arm.md (arm_addsi3): Don't try to split an add with an
18875 eliminable register until after reload has completed.
18877 2009-06-03 Ian Lance Taylor <iant@google.com>
18879 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
18880 * genattrtab.c (write_length_unit_log): Likewise.
18881 * genchecksum.c (dosum): Likewise.
18882 * gengtype.c (write_rtx_next): Likewise.
18883 (finish_root_table, write_roots): Likewise.
18884 * gimple.c (gimple_ops_offset_): Likewise.
18885 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
18886 * config/arc/arc.c (arc_attribute_table): Likewise.
18887 * config/arm/arm.c (arm_attribute_table): Likewise.
18888 * config/avr/avr.c (avr_attribute_table): Likewise.
18889 * config/crx/crx.c (crx_attribute_table): Likewise.
18890 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
18891 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
18892 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
18893 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
18894 * config/sh/sh.c (sh_attribute_table): Likewise.
18895 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
18896 * config/spu/spu.c (spu_attribute_table): Likewise.
18897 * config/v850/v850.c (v850_attribute_table): Likewise.
18899 * config/alpha/alpha.c (vms_attribute_table): Make static.
18900 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
18901 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
18902 * config/mips/mips.c (mips_attribute_table): Likewise.
18904 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
18906 (cc1-checksum.o): Likewise.
18908 2009-06-03 Steve Ellcey <sje@cup.hp.com>
18910 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
18912 2009-06-03 Jakub Jelinek <jakub@redhat.com>
18914 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
18915 insn if it is changing sp. Use gen_add3_insn instead of
18916 conditionally gen_addsi3 and gen_adddi3.
18917 (offset_below_red_zone_p): New static inline function.
18918 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
18919 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
18920 * config/rs6000/ppc-asm.h: Include auto-host.h.
18921 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
18922 CFI_RESTORE): Define.
18923 * config/rs6000/crtresxgpr.asm: Add unwind info.
18924 * config/rs6000/crtresxfpr.asm: Likewise.
18925 * config/rs6000/crtresgpr.asm: Likewise.
18926 * config/rs6000/crtresfpr.asm: Likewise.
18927 * config/rs6000/crtsavgpr.asm: Likewise.
18928 * config/rs6000/crtsavfpr.asm: Likewise.
18930 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
18931 argument of DWARF2_FRAME_REG_OUT macros.
18933 2009-06-03 Julian Brown <julian@codesourcery.com>
18935 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
18936 words or less (including TImode) in core registers.
18938 2009-06-03 Richard Guenther <rguenther@suse.de>
18940 PR middle-end/40328
18941 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
18943 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
18945 * statistics.c (statistics_counter_event): Do not record event
18946 in pass dump if its number == -1.
18947 (curr_statistics_hash): Add assert that we never get passes
18948 with static number == -1.
18950 2009-06-03 Richard Guenther <rguenther@suse.de>
18951 Andrey Belevantsev <abel@ispras.ru>
18953 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
18954 non-BLKmode arrays addressable.
18956 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
18958 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
18959 * config/m68k/m68k.h: ... here.
18961 2009-06-03 Martin Jambor <mjambor@suse.cz>
18963 PR tree-optimization/40323
18964 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
18967 2009-06-03 Richard Guenther <rguenther@suse.de>
18969 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
18972 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
18974 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
18975 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
18976 JUMP_TABLE_DATA_P where applicable.
18977 * config/sh/sh.c: Ditto.
18978 * config/sh/sh.h: Ditto.
18979 * config/sh/sh.md: Ditto.
18980 * config/sh/symbian.c: Ditto.
18982 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
18984 * config/i386/driver-i386.c (describe_cache): Optimize
18985 concatenation of strings. Use snprintf instead of sprintf.
18986 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
18987 target when not compiling with GCC.
18989 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
18991 * config/sh/sh.c: Revert last change.
18992 (sh_expand_epilogue): Emit a blockage insn before the frame
18993 pointer adjustment unconditionally.
18995 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
18997 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
18998 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
18999 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19000 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19001 to COLLECT_GCC_OPTIONS.
19003 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19005 * collect2.c (target_system_root): New variable.
19006 (main): Handle --sysroot=.
19007 (ignore_library): Strip the sysroot from the library path.
19009 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19011 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19012 (collect2.o): Depend on collect2-aix.h.
19013 (collect2-aix.o): New rule.
19014 * collect2-aix.h: New file.
19015 * collect2-aix.c: Likewise.
19016 * collect2.c: Include collect2-aix.h. Don't undefine
19017 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19018 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19019 Use TARGET_AIX_VERSION instead of _AIX51.
19020 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19021 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19022 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19023 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19024 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19026 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19028 * collect2.c (ignore_library): Avoid premature post-increment
19029 and null deference.
19031 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19033 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19034 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19035 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19036 CROSS_DIRECTORY_STRUCTURE too.
19037 (LINK_LIBG_SPEC): Likewise.
19038 (LIB_SPEC): Add %R to sysroot paths.
19039 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19040 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19041 * config/rs6000/aix51.h: As for aix43.h.
19042 * config/rs6000/aix52.h: Likewise.
19043 * config/rs6000/aix53.h: Likewise.
19044 * config/rs6000/aix61.h: Likewise.
19045 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19046 to the beginning of sysroot paths.
19048 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19050 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19051 INSN_LISTs that are out of the REG_NOTE range.
19053 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19055 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19056 (struct var_to_expand): Likewise.
19057 (struct opt_info): Add head and tail for linked lists of the above.
19058 (analyze_insn_to_expand_var): Initialize next.
19059 (analyze_iv_to_split_insn): Likewise.
19060 (analyze_insns_in_loop): Create linked lists.
19061 (allocate_basic_variable): Simplify for use without hash table.
19062 (insert_var_expansion_initialization): Likewise, make it type-safer.
19063 (combine_var_copies_in_loop_exit): Likewise.
19064 (apply_opt_in_copies): Walk lists rather than hash tables.
19065 (release_var_copies): Simplified and inlined by hand into...
19066 (free_opt_info): ... this function.
19068 2009-06-02 Richard Guenther <rguenther@suse.de>
19070 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19073 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19075 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19076 only for builtins that are not overridden.
19078 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19080 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19083 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19085 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19087 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19089 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19091 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19093 * common.opt (fdump-unnumbered-links): New.
19094 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19095 * print-rtl.c (flag_dump_unnumbered_links): New.
19096 (print_rtx): Test it.
19098 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19100 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19101 push/pop multiple to 8-byte alignment.
19103 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19105 * config/i386/i386.c (queued_cfa_restores): New static variable.
19106 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19108 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19109 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19110 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19111 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19112 note unconditionally.
19113 (ix86_emit_restore_regs_using_mov): Likewise.
19114 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19115 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19116 it through to ix86_emit_restore_reg_using_pop.
19117 (ix86_emit_leave): Add RED_OFFSET argument. Call
19118 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19119 instead of adding REG_CFA_OFFSET note unconditionally.
19120 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19121 the above functions. Call ix86_add_queued_cfa_restore_notes when
19124 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19125 force output of the label even for dwarf2out_do_cfi_asm.
19126 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19127 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19128 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19130 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19131 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19132 dwarf2out_cfi_label callers.
19133 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19134 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19135 Adjust dwarf2out_cfi_label callers.
19136 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19138 * config/i386/i386.h (struct machine_cfa_state,
19139 struct machine_function): Guard with ifndef USED_FOR_TARGET
19140 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19143 * emutls.c (__emutls_get_address): Change arr->size to mean number
19144 of allocated arr->data entries instead of # of slots + 1.
19146 PR middle-end/40316
19147 * recog.c (peep2_reinit_state): New function.
19148 (peephole2_init_state): Use it at the end of a basic block and also
19149 when seeing a RTX_FRAME_RELATED_P insn.
19151 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19153 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19154 fixuns_truncrfdi2): New.
19155 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19156 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19157 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19158 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19159 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19160 *recip_approx): Remove.
19161 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19162 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19163 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19165 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19168 2009-06-01 Ian Lance Taylor <iant@google.com>
19170 * attribs.c (register_attribute): Use CONST_CAST.
19171 * collect2.c (main): Use CONST_CAST2.
19172 (scan_prog_file): Likewise.
19173 * gcc.c (process_command, main): Likewise.
19174 * toplev.c (toplev_main): Likewise.
19176 * c-typeck.c (handle_warn_cast_qual): New static function,
19177 partially broken out of build_c_cast.
19178 (build_c_cast): Call handle_warn_cast_qual.
19179 * doc/invoke.texi (Warning Options): Document new effect of
19182 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19184 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19185 (diagnostic_report_current_module): Print columns.
19186 * common.opt (flag_show_column): Enable by default.
19188 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19190 * alias.c (find_base_term): Check for NULL term before returning.
19192 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19194 Revert due to PR40320:
19195 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19196 * calls.c (emit_library_call_value_1): Don't force_operand for move
19199 2009-06-01 Olivier Hainque <hainque@adacore.com>
19200 Eric Botcazou <ebotcazou@adacore.com>
19202 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19203 to be processed as a bitfield for constructor output purposes.
19204 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19206 * varasm.c (oc_local_state): New type, output_constructor
19207 local state to support communication with helpers.
19208 (oc_outer_state): New type, output_constructor outer state of
19209 relevance in recursive calls.
19210 (output_constructor_array_range): New output_constructor helper,
19211 extracted code for an array range element.
19212 (output_constructor_regular_field): New output_constructor helper,
19213 extracted code for an element that is not a bitfield.
19214 (output_constructor_bitfield): New output_constructor helper,
19215 extracted code for a bitfield element. Accept an OUTER state
19216 argument for recursive processing. Recurse on record or array
19217 CONSTRUCTOR values, possibly past noop conversions.
19218 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19219 VALUE is a valid constant-valued expression for use in a static
19220 bit-field initializer.
19221 (output_constructor): Rework to use helpers. Accept and honor an
19222 OUTER state argument for recursive calls. Return total size. Be
19223 prepared for nested constructors initializing bitfields.
19224 (output_constant): Feed OUTER in calls to output_constructor.
19226 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19228 * calls.c (emit_library_call_value_1): Don't force_operand for move
19231 2009-06-01 Nick Clifton <nickc@redhat.com>
19233 * doc/invoke.texi (IA-64 Options): Fix typo.
19235 2009-06-01 Ira Rosen <irar@il.ibm.com>
19237 PR tree-optimization/39129
19238 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19240 (vect_do_peeling_for_loop_bound): Use
19241 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19242 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19243 (vect_loop_versioning): Likewise.
19244 (vect_create_cond_for_alias_checks): Fix indentation.
19245 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19247 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19248 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19249 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19250 "control flow in loop".
19251 (vect_estimate_min_profitable_iters): Use
19252 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19253 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19254 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19255 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
19256 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
19257 statement belongs to a group of strided accesses with the exact code
19259 (vectorizable_load): Likewise.
19260 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
19261 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
19263 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
19265 * config/freebsd-stdint.h: New file.
19266 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
19267 Add freebsd-stdint.h to tm_file.
19269 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
19271 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
19272 (thumb2_extendhidi2): Likewise.
19274 2009-05-31 Ian Lance Taylor <iant@google.com>
19276 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
19278 2009-05-31 Ian Lance Taylor <iant@google.com>
19280 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
19281 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
19282 (ipa-reference.o): Depend upon gt-ipa-reference.h.
19284 2009-05-31 Jason Merrill <jason@redhat.com>
19286 * tree-pretty-print.c (print_call_name): Take the callee, not the
19287 call itself. Make non-static. Use dump_function_name for functions.
19288 (dump_generic_node): Adjust.
19289 * diagnostic.h: Declare print_call_name.
19290 * gimple-pretty-print.c (dump_gimple_call): Use it.
19292 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19294 * config/sh/sh.md (ashldi3_std): New define_expand.
19297 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
19300 * config/sh/sh.c: Include debug.h.
19301 (sh_expand_epilogue): Emit a blockage insn before the frame
19302 pointer adjustment also when dwarf2out_do_frame returns true.
19304 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
19306 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
19307 (thumb2_extendqidi2): New pattern.
19309 2009-05-31 Ira Rosen <irar@il.ibm.com>
19311 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
19312 mark phis for renaming.
19313 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
19314 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
19315 Call mark_sym_for_renaming.
19316 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
19317 * tree-vect-loop.c (vect_transform_loop): Remove
19318 vect_memsyms_to_rename initialization and a call to
19319 mark_set_for_renaming.
19321 2009-05-31 Jakub Jelinek <jakub@redhat.com>
19323 PR middle-end/40304
19324 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
19325 frame related even if !set_cfa && style < 0.
19327 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
19329 * config/i386/mingw-tls.c: New file.
19330 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
19331 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
19332 defining _WIN32 but not __CYGWIN__.
19334 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19336 * configure.ac: Add MPC support.
19338 * config.in, configure: Regenerate.
19340 2009-05-29 Richard Henderson <rth@redhat.com>
19342 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
19343 NOTE_INSN_BASIC_BLOCK.
19344 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
19345 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
19346 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
19348 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
19350 (add_cfi): Disable check redefining cfa away from drap.
19351 (lookup_cfa_1): Add remember argument; handle remember/restore.
19352 (lookup_cfa): Pass remember argument.
19353 (cfa_remember): New.
19354 (compute_barrier_args_size_1): Remove sibcall check.
19355 (dwarf2out_frame_debug_def_cfa): New.
19356 (dwarf2out_frame_debug_adjust_cfa): New.
19357 (dwarf2out_frame_debug_cfa_offset): New.
19358 (dwarf2out_frame_debug_cfa_register): New.
19359 (dwarf2out_frame_debug_cfa_restore): New.
19360 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
19361 (dwarf2out_begin_epilogue): New.
19362 (dwarf2out_frame_debug_restore_state): New.
19363 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
19364 DW_CFA_restore_state.
19365 (output_cfi_directive): Likewise.
19366 (convert_cfa_to_fb_loc_list): Likewise.
19367 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
19368 * dwarf2out.h: Update.
19369 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
19370 (copy_insn_1): Early out for null.
19371 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
19372 and dwarf2out_frame_debug_restore_state.
19373 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
19374 (prologue_insn_hash, epilogue_insn_hash): New.
19375 (free_after_compilation): Adjust freeing accordingly.
19376 (record_insns): Create hash table if needed; push insns into
19377 hash instead of array.
19378 (maybe_copy_epilogue_insn): New.
19379 (contains): Search hash table instead of array.
19380 (sibcall_epilogue_contains): Remove.
19381 (thread_prologue_and_epilogue_insns): Split eh_return insns
19382 and mark them as epilogues.
19383 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
19384 scanning in terms of basic blocks.
19385 * insn-notes.def (CFA_RESTORE_STATE): New.
19386 * jump.c (returnjump_p_1): Accept EH_RETURN.
19387 (eh_returnjump_p_1, eh_returnjump_p): New.
19388 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
19389 CFA_REGISTER, CFA_RESTORE): New.
19390 * rtl.def (EH_RETURN): New.
19391 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
19393 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
19394 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
19396 * config/i386/i386.c (gen_push): Update cfa state.
19397 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
19398 add a CFA_ADJUST_CFA note.
19399 (ix86_dwarf_handle_frame_unspec): Remove.
19400 (ix86_expand_prologue): Update cfa state.
19401 (ix86_emit_restore_reg_using_pop): New.
19402 (ix86_emit_restore_regs_using_pop): New.
19403 (ix86_emit_leave): New.
19404 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
19405 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
19406 * config/i386/i386.h (struct machine_cfa_state): New.
19407 (ix86_cfa_state): New.
19408 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
19409 (eh_return_internal): Merge from eh_return_<mode>,
19410 use eh_return rtx, split w/ epilogue.
19412 2009-05-29 Ian Lance Taylor <iant@google.com>
19414 * builtins.c (validate_gimple_arglist): Don't use va_arg with
19416 * calls.c (emit_library_call_value_1): Likewise.
19418 * c-typeck.c (c_build_va_arg): New function.
19419 * c-tree.h (c_build_va_arg): Declare.
19420 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
19421 instead of build_va_arg.
19423 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
19425 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
19426 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
19427 (ptr_difference_cost): Use affine combinations to compute it.
19428 (difference_cost): Likewise.
19429 (get_computation_cost_at): Compute more accurate cost for addresses
19430 if the ratio is a multiplier allowed in addresses.
19431 For non-addresses, consider that an additional offset or symbol is
19434 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19436 * config/i386/i386.c (ix86_decompose_address): Avoid useless
19437 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
19439 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
19440 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
19441 (prefix_rex): For UNIT_MMX don't imply the prefix by default
19443 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
19444 to 1 for TYPE_SSE{IADD1,CVT1}.
19445 (prefix_vex_imm8): Removed.
19446 (length_vex): Only pass 1 as second argument to
19447 ix86_attr_length_vex_default if prefix_extra is 0.
19448 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
19449 (length): For prefix vex computation use length_immediate
19450 attribute instead of prefix_vex_imm8.
19451 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
19452 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
19453 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
19454 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
19455 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
19456 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
19457 a space in between the operands.
19458 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
19459 if one operand is 0xff and the other one si, di, bp or sp.
19460 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
19461 other one si, di, bp or sp.
19462 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
19463 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
19464 type and mode attributes.
19465 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
19466 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
19467 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
19468 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
19469 prefix_data16 attribute iff MODE_DF.
19470 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
19471 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
19472 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
19473 constm128_operand in length_immediate computation.
19474 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
19475 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
19476 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
19477 length_immediate attribute to 1.
19478 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
19479 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
19480 for certain alternatives.
19481 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
19482 prefix_data16 attribute if MODE_V1DF.
19483 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
19484 length_immediate to 1.
19485 (set_got_rex64, set_rip_rex64): Remove length attribute, set
19486 length_address to 4, set mode attribute to MODE_DI.
19487 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
19488 (fxam<mode>2_i387): Set length attribute to 4.
19489 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
19490 *prefetch_3dnow_rex): Override length_address attribute.
19491 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
19493 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
19494 (constm128_operand): Removed.
19495 * config/i386/i386.c (memory_address_length): For
19496 disp && !index && !base in 64-bit mode account for SIB byte if
19497 print_operand_address can't optimize disp32 into disp32(%rip)
19498 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
19499 for fs: or gs: segment.
19500 (ix86_attr_length_immediate_default): When checking if shortform
19501 is possible, truncate immediate to the length of the non-shortened
19503 (ix86_attr_length_address_default): Ignore MEM_P operands
19505 (ix86_attr_length_vex_default): Only check for DImode on
19506 GENERAL_REG_P operands.
19507 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
19508 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
19509 (sse_cvttps2pi): Clear prefix_rep attribute.
19510 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
19512 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
19513 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
19514 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
19515 iff operand 2 is const_int_operand.
19516 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
19517 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
19518 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
19520 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
19522 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
19523 prefix_data16 attribute for movlpd and movhpd instructions.
19524 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
19525 length_immediate for shufpd instruction.
19526 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
19527 (avx_cmpp<avxmodesuffixf2c><mode>3,
19528 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
19529 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
19530 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
19531 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
19532 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
19533 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
19534 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
19535 prefix_data16 attribute for the first alternative to 1.
19536 (*avx_loadlps): Override length_immediate for the first alternative.
19537 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
19538 attributes for second alternative.
19539 (*vec_concatv2sf_sse4_1): Override length_immediate and
19540 prefix_data16 attributes for second alternative.
19541 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
19542 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
19543 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
19544 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
19545 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
19546 prefix_data16 and length_immediate to 1.
19547 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
19549 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
19550 prefix_extra attribute for variants that don't have 0f prefix alone.
19551 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
19552 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
19553 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
19554 *sse4_1_pextrd): Set length_immediate to 1.
19555 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
19556 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
19558 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
19559 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
19560 length_immediate to 1 for second alternative.
19561 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
19562 prefix_extra and length_immediate attributes for the first
19564 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
19566 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
19567 to 1 for the first and third alternative.
19568 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
19570 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
19572 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
19574 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
19575 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
19576 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
19577 *avx_psign<mode>3): Set prefix_extra attribute to 1.
19578 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
19579 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
19580 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
19581 ssse3_psign<mode>3): Override prefix_rex attribute.
19582 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
19583 (ssse3_palignrti): Override length_immediate to 1.
19584 (ssse3_palignrdi): Override length_immediate to 1, override
19585 prefix_rex attribute.
19586 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
19587 (sse4a_extrqi): Override length_immediate to 2.
19588 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
19589 (sse4a_insertq): Override prefix_data16 to 0.
19590 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
19591 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
19592 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
19593 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
19594 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
19595 and length_immediate to 1.
19596 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
19597 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
19598 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
19599 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
19600 and length_immediate to 1.
19601 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
19602 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
19603 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
19604 avx_ptest256): Override prefix_extra to 1.
19605 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
19606 Override prefix_data16 and length_immediate to 1.
19607 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
19608 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
19609 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
19610 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
19611 prefix_data16 to 0 and prefix_extra to 2.
19612 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
19613 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
19615 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
19616 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
19617 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
19618 and prefix_extra to 2.
19619 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
19620 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
19621 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
19622 avx_vpermilvar<mode>3,
19623 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
19624 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
19625 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
19626 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
19627 Override prefix_extra to 1.
19628 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
19629 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
19630 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
19631 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
19632 prefix_extra and length_immediate to 1.
19633 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
19635 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
19636 to 1 for the first alternative.
19637 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
19638 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
19640 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
19641 *movv2sf_internal_avx, *movv2sf_internal): Override
19642 prefix_rep attribute for certain alternatives.
19643 (*mov<mode>_internal): Override prefix_rep or prefix_data16
19644 attributes for certain alternatives.
19645 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
19646 attributes for certain alternatives.
19647 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
19648 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
19649 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
19650 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
19651 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
19652 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
19653 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
19654 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
19655 length_immediate to 1 if operand 2 is const_int_operand.
19656 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
19657 *vec_extractv2si_1): Set length_immediate attribute to 1.
19658 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
19659 using old 3DNOW insn rather than SSE/3DNOW_A.
19660 (mmx_emms, mmx_femms): Clear modrm attribute.
19662 2009-05-29 Martin Jambor <mjambor@suse.cz>
19664 * tree-sra.c: New implementation of SRA.
19666 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
19667 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
19668 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
19669 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
19670 (SRA_MAX_STRUCTURE_COUNT): Removed.
19671 (SRA_FIELD_STRUCTURE_RATIO): Removed.
19672 * doc/invoke.texi (sra-max-structure-size): Removed.
19673 (sra-field-structure-ratio): Removed.
19675 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19677 PR middle-end/40291
19678 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
19681 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
19683 PR rtl-optimization/40101
19684 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
19685 seqno. Adjust comment.
19686 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
19687 inserting bookkeeping before a jump, the jump is not scheduled.
19688 When no positive seqno found, provide a value. Add comment.
19690 2009-05-29 Richard Guenther <rguenther@suse.de>
19692 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
19693 short-cutting on the first component.
19695 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19697 PR middle-end/39958
19698 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
19699 for trees other than decls/types.
19701 2009-05-29 Richard Guenther <rguenther@suse.de>
19703 * tree-ssa-operands.c (get_expr_operands): Do not handle
19704 INDIRECT_REFs in the handled-component case. Remove
19705 unused get_ref_base_and_extent case.
19706 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
19707 tree_low_cst and host_integerp where possible.
19708 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
19709 codes for equivalence.
19710 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
19712 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
19714 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
19715 to tmake_file for i[34567]86-*-cygwin*.
19717 2009-05-29 Jakub Jelinek <jakub@redhat.com>
19720 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
19721 (altivec_categorize_keyword, init_vector_keywords,
19722 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
19725 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
19727 * tree.c (handle_dll_attribute): Check if node is
19728 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
19730 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
19732 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
19734 (thumb2_zero_extendqidi2): Likewise.
19736 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
19738 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
19739 instead of gen_movrt.
19740 * config/sh/sh.md (movrt): Remove.
19742 2009-05-28 Steve Ellcey <sje@cup.hp.com>
19744 * doc/invoke.texi (IA-64 Options):
19745 Add -msdata, -mfused-madd, -mno-inline-float-divide,
19746 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
19747 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
19748 -msched-prefer-non-control-spec-insns,
19749 -msched-stop-bits-after-every-cycle,
19750 -msched-count-spec-in-critical-path,
19751 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
19752 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
19753 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
19754 and -msched-spec-verbose.
19756 2009-05-28 Joseph Myers <joseph@codesourcery.com>
19758 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
19759 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
19761 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
19763 2009-05-28 Richard Guenther <rguenther@suse.de>
19765 * tree-ssa-alias.c (ao_ref_init): New function.
19766 (ao_ref_base): Likewise.
19767 (ao_ref_base_alias_set): Likewise.
19768 (ao_ref_alias_set): Likewise.
19769 (refs_may_alias_p_1): Change signature.
19770 (refs_may_alias_p): Adjust.
19771 (refs_anti_dependent_p): Likewise.
19772 (refs_output_dependent_p): Likewise.
19773 (call_may_clobber_ref_p_1): Change signature.
19774 (call_may_clobber_ref_p): Adjust.
19775 (stmt_may_clobber_ref_p_1): New function split out from ...
19776 (stmt_may_clobber_ref_p): ... here.
19777 (maybe_skip_until): Adjust signature.
19778 (get_continuation_for_phi): Likewise.
19779 (walk_non_aliased_vuses): Likewise.
19780 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
19781 (ao_ref_init): Declare.
19782 (ao_ref_base): Likewise.
19783 (ao_ref_alias_set): Likewise.
19784 (stmt_may_clobber_ref_p_1): Likewise.
19785 (walk_non_aliased_vuses): Adjust.
19786 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
19787 (get_ref_from_reference_ops): remove.
19788 (vn_reference_lookup_2): Adjust signature.
19789 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
19790 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
19791 (vn_reference_lookup): Adjust.
19792 (vn_reference_insert): Likewise.
19793 (vn_reference_insert_pieces): Adjust signature.
19794 (visit_reference_op_call): Adjust.
19795 * tree-ssa-pre.c (get_expr_type): Simplify.
19796 (phi_translate_1): Adjust.
19797 (compute_avail): Likewise.
19798 (translate_vuse_through_block): Do not re-build trees.
19799 (value_dies_in_block_x): Likewise.
19800 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
19802 (vn_reference_lookup_pieces): Adjust declaration.
19803 (vn_reference_insert_pieces): Likewise.
19805 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
19807 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
19808 with checking disabled.
19810 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
19814 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
19815 macro definition for support of three-operand format aligned
19816 .comm directive in assembler on cygwin/pe/mingw target OS.
19817 * configure: Regenerate.
19818 * config.h: Regenerate.
19820 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
19821 aligned form of .comm directive if -mpe-aligned-commons is in effect.
19822 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
19824 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
19825 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
19827 2009-05-28 Ira Rosen <irar@il.ibm.com>
19829 PR tree-optimization/40254
19830 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
19831 in analysis of basic blocks.
19833 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
19835 PR middle-end/33699
19836 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
19837 * target-def.h (TARGET_CONST_ANCHOR): New macro.
19838 (TARGET_INITIALIZER): Use it.
19839 * cse.c (CHEAPER): Move it up to the other macros.
19840 (insert): Rename this ...
19841 (insert_with_costs): ... to this. Add cost parameters. Update
19843 (insert): New function. Call insert_with_costs.
19844 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
19845 find_reg_offset_for_const, try_const_anchors): New functions.
19846 (cse_insn): Call try_const_anchors. Adjust cost of src_related
19847 when using a const-anchor. Call insert_const_anchors.
19848 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
19849 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
19851 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19853 * tree-inline.c (remap_decls): Enable nonlocalized variables
19854 when not optimizing.
19856 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
19858 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
19859 Simplify other tests involving optimize.
19861 2009-05-27 Tom Tromey <tromey@redhat.com>
19863 * unwind-dw2.c (_Unwind_DebugHook): New function.
19864 (uw_install_context): Call _Unwind_DebugHook.
19866 2009-05-27 Tom Tromey <tromey@redhat.com>
19868 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
19870 2009-05-27 Ian Lance Taylor <iant@google.com>
19872 * Makefile.in (LINKER, LINKER_FLAGS): Define.
19873 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
19874 (ALL_LINKERFLAGS): Define.
19875 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
19876 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19877 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
19878 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
19879 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
19880 $(LINKER_FOR_BUILD).
19881 (build/gcov-iov$(build_exeext)): Likewise.
19883 2009-05-27 Julian Brown <julian@codesourcery.com>
19885 * gcse.c (target.h): Include.
19886 (can_assign_to_reg_without_clobbers_p): Check that the target allows
19887 copy of argument to a pseudo register.
19889 2009-05-27 Diego Novillo <dnovillo@google.com>
19891 * tree-ssa-live.c (dump_scope_block): Document arguments.
19892 (dump_scope_blocks): Document.
19893 (debug_scope_blocks): New.
19894 * tree-flow.h (debug_scope_blocks): Declare.
19896 2009-05-21 Denis Chertykov <denisc@overta.ru>
19898 * doc/contrib.texi (Contributors): Add myself to the list.
19900 2009-05-27 Olivier Hainque <hainque@adacore.com>
19902 * expr.c (target_align): New function. Alignment the TARGET of an
19903 assignment may be assume to have.
19904 (highest_pow2_factor_for_target): Use it instead of relying on
19905 immediate tree attributes of TARGET, not necessarily honored when
19906 intermediate bitfields are involved.
19908 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
19911 * config/i386/driver-i386.c (host_detect_local_cpu): Support
19912 AVX, SSE4, AES, PCLMUL and POPCNT.
19914 2009-05-27 Diego Novillo <dnovillo@google.com>
19916 * tree-pretty-print.c (dump_location): New.
19917 (dump_generic_node): Call it.
19918 Factor code to handle BLOCK nodes ...
19919 (dump_block_node): ... here.
19921 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
19923 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
19925 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
19927 * gcc-plugin.h: Include config.h and system.h.
19928 (IN_GCC): Define if not defined.
19930 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
19932 PR middle-end/40249
19933 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
19936 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
19938 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
19940 * config/m32r/m32r.h: Ditto.
19941 * config/m32r/m32r.md: Ditto.
19942 * config/m32r/predicates.md: Ditto.
19944 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
19946 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
19948 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
19951 (Loading plugins): typo.
19952 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
19953 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19954 (Interacting with the GCC Garbage Collector): Added new section.
19955 (Giving information about a plugin): Added new section for
19957 * ggc.h (ggc_register_root_tab): Added declaration.
19958 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
19959 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
19960 (register_callback): Improved comment in declaration.
19961 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
19962 (extra_root_vec) Added static variable for dynamic roots registration.
19963 (ggc_register_root_tab) Added new routine.
19964 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
19965 PLUGIN_GGC_MARKING event.
19966 * ggc-zone.c: Include plugin.h.
19967 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19968 * ggc-page.c: Include plugin.h.
19969 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
19970 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
19971 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
19972 (register_callback): check lack of callbacks for
19973 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
19974 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
19975 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
19976 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
19977 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
19978 dependency on plugin.h.
19979 (plugin.o): Added dependency on ggc.h...
19981 2009-05-26 Richard Guenther <rguenther@suse.de>
19983 PR middle-end/40248
19985 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19986 with mismatched comparison modes.
19988 * expr.c (expand_expr_real_1): Expand the operand of a
19989 VIEW_CONVERT_EXPR in its natural mode.
19991 2009-05-26 Ian Lance Taylor <iant@google.com>
19993 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
19994 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
19995 (ALL_COMPILERFLAGS): Define.
19996 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
19997 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
19998 (collect2$(exeext), collect2.o): Likewise.
19999 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20000 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20001 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20002 (libbackend.o, intl.o, cppdefault.o): Likewise.
20003 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20004 (build/%.o): Use $(COMPILER_FOR_BUILD).
20005 (build/gen%$(build_exeext)): Likewise.
20006 (build/gcov-iov$(build_exeext)): LIkewise.
20007 * config/t-darwin (darwin.o): Use $(COMPILER).
20008 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20009 * config/t-sol2 (sol2-c.o): Likewise.
20010 (sol2.o): Likewise.
20011 * config/t-vxworks (vxworks.o): Likewise.
20012 * config/x-darwin (host-darwin.o): Likewise.
20013 * config/x-hpux (host-hpux.o): Likewise.
20014 * config/x-linux (host-linux.o): Likewise.
20015 * config/x-solaris (host-solaris.o): Likewise.
20016 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20017 * config/arm/t-arm (arm-c.o): Likewise.
20018 * config/arm/t-pe (pe.o): Likewise.
20019 * config/arm/t-wince-pe (pe.o): Likewise.
20020 * config/i386/t-cygming (winnt.o): Likewise.
20021 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20022 * config/i386/t-cygwin (cygwin1.o): Likewise.
20023 (cygwin2.o): Likewise.
20024 * config/i386/t-i386 (i386-c.o): Likewise.
20025 * config/i386/t-interix (winnt.o): Likewise.
20026 * config/i386/t-netware (netware.o): Likewise.
20027 * config/i386/t-nwld (nwld.o): Likewise.
20028 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20029 * config/i386/x-i386 (driver-i386.o): Likewise.
20030 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20031 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20032 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20033 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20034 * config/mips/x-native (driver-native.o): Likewise.
20035 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20036 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20037 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20038 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20039 * config/score/t-score-elf (score7.o): Likewise.
20040 (score3.o): Likewise.
20041 * config/sh/t-sh (sh-c.o): Likewise.
20042 * config/sh/t-symbian (sh-c.o): Likewise.
20043 (symbian.o): Likewise.
20044 * config/spu/t-spu-elf (spu-c.o): Likewise.
20045 * config/v850/t-v850 (v850-c.o): Likewise.
20046 * config/v850/t-v850e (v850-c.o): Likewise.
20048 2009-05-26 Richard Guenther <rguenther@suse.de>
20050 PR tree-optimization/40122
20051 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20052 VECTOR_CSTs if possible.
20053 (fold_gimple_assign): Likewise.
20055 2009-05-26 Richard Guenther <rguenther@suse.de>
20057 PR middle-end/40252
20058 * fold-const.c (fold_binary): Use the correct types for building
20061 2009-05-26 Richard Guenther <rguenther@suse.de>
20063 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20064 redundant calls to merge_alias_info.
20065 (bump_vector_ptr): Likewise.
20066 * tree-ssa-copy.c (merge_alias_info): Remove.
20067 (replace_exp_1): Remove call to merge_alias_info.
20068 (propagate_tree_value): Likewise.
20069 (fini_copy_prop): Propagate points-to info.
20070 * tree-flow.h (merge_alias_info): Remove.
20072 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20074 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20076 2009-05-25 Jan Hubicka <jh@suse.cz>
20078 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20079 * cgraph.h (struct inline_summary): New filed self_wize,
20080 size_inlining_benefit, self_time and time_inlining_benefit.
20081 (struct cgraph_global_info): Replace insns by time ans size fields.
20082 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20083 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20084 (ipcp_update_callgraph): Do not touch function bodies.
20085 * ipa-inline.c: Include except.h
20086 (MAX_TIME): New constant.
20087 (overall_insns): Remove.
20088 (leaf_node_p): New.
20089 (overall_size, max_benefit): New static variables.
20090 (cgraph_estimate_time_after_inlining): New function.
20091 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20092 (cgraph_clone_inlined_nodes): Update size.
20093 (cgraph_mark_inline_edge): Update size.
20094 (cgraph_estimate_growth): Use size info.
20095 (cgraph_check_inline_limits): Check size.
20096 (cgraph_default_inline_p): Likewise.
20097 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20098 (cgraph_decide_recursive_inlining): Check size.
20099 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20101 (cgraph_decide_inlining): Likewise.
20102 (cgraph_decide_inlining_incrementally): Likewise; honor
20103 PARAM_EARLY_INLINING_INSNS.
20104 (likely_eliminated_by_inlining_p): New predicate.
20105 (estimate_function_body_sizes): New function.
20106 (compute_inline_parameters): Use it.
20107 * except.c (must_not_throw_labels): New function.
20108 * except.h (must_not_throw_labels): Declare.
20109 * tree-inline.c (init_inline_once): Kill inlining_weigths
20110 * tree-ssa-structalias.c: Avoid uninitialized warning.
20111 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20112 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20113 (PARAM_INLINE_CALL_COST): Remove.
20114 (PARAM_EARLY_INLINING_INSNS): New.
20116 2009-05-25 Richard Guenther <rguenther@suse.de>
20118 PR tree-optimization/36327
20119 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20120 callback for reference translation or lookup at the point of may-defs.
20121 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20122 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20123 for union COMPONENT_REFs.
20124 (vn_reference_lookup_3): New callback. Lookup from memset
20125 and CONSTRUCTOR assignment, translate through struct copies.
20126 (vn_reference_lookup_pieces): Make sure to not free the
20127 passed operands array. Adjust walk_non_aliased_vuses call.
20128 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20129 make sure we do not leak memory.
20131 2009-05-25 Richard Guenther <rguenther@suse.de>
20133 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20134 * tree-inline.c (expand_call_inline): Reset the escaped and
20135 callused solutions.
20136 * tree-ssa-structalias.c (pass_build_ealias): New.
20137 * tree-pass.h (pass_build_ealias): Declare.
20138 * passes.c (init_optimization_passes): Add PTA during
20139 early optimizations.
20140 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20141 and CALLUSED solutions.
20142 (dump_points_to_solution): New function, split out from ...
20143 (dump_points_to_info_for): ... here.
20144 * tree-parloops.c (parallelize_loops): Reset the escaped and
20145 callused solutions.
20147 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20150 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20151 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20153 2009-05-25 Ira Rosen <irar@il.ibm.com>
20155 PR tree-optimization/40238
20156 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20157 statements after basic block's labels.
20158 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20159 to free the allocated memory.
20161 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20163 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20164 return address with a USE.
20166 2009-05-24 Richard Guenther <rguenther@suse.de>
20168 PR middle-end/40233
20169 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20170 array type from the main variant of the inner type.
20172 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20174 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20175 definition to bool (from int) to un-break build.
20176 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20178 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20180 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20181 discard_stmt_changes): Delete.
20182 * tree-ssa-operands.c (scb_stack): Delete.
20183 (init_ssa_operands): Do not initialize it.
20184 (fini_ssa_operands): Do not free it.
20185 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20187 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20188 update_stmt, remove the others. Fix comments.
20189 * tree-dfa.c (optimize_stack_restore): Likewise.
20190 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20191 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20192 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20193 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20195 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20196 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20197 (dom_opt_finalize_block): Likewise, adjusting access to
20199 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20200 (stmts_to_rescan): Change item type to gimple.
20201 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20203 2009-05-24 Ira Rosen <irar@il.ibm.com>
20205 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20206 * tree-pass.h (pass_slp_vectorize): New pass.
20207 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20208 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20209 * tree-vectorizer.c (timevar.h): Include.
20210 (user_vect_verbosity_level): Declare.
20211 (vect_location): Fix comment.
20212 (vect_set_verbosity_level): Update user_vect_verbosity_level
20213 instead of vect_verbosity_level.
20214 (vect_set_dump_settings): Add an argument. Ignore user defined
20215 verbosity if dump flags require higher level of verbosity. Print to
20216 stderr only for loop vectorization.
20217 (vectorize_loops): Update call to vect_set_dump_settings.
20218 (execute_vect_slp): New function.
20219 (gate_vect_slp): Likewise.
20220 (struct gimple_opt_pass pass_slp_vectorize): New.
20221 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20222 access its members.
20223 (vec_info_for_bb): New function.
20224 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20225 (VECTORIZATION_ENABLED): New macro.
20226 (SLP_ENABLED, SLP_DISABLED): Likewise.
20227 (vect_is_simple_use): Add bb_vec_info argument.
20228 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20229 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20230 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20231 vect_schedule_slp, vect_analyze_slp): Likewise.
20232 (vect_analyze_stmt): Add slp_tree argument.
20233 (find_bb_location): Declare.
20234 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20235 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20236 (vect_analyze_loop_operations, vect_analyze_loop,
20237 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20238 vect_finalize_reduction, vectorizable_reduction,
20239 vectorizable_live_operation, vect_transform_loop): Likewise.
20240 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20241 skip evolution analysis if analyzing a basic block.
20242 (dr_analyze_indices): Likewise.
20243 (initialize_data_dependence_relation): Skip the test whether the
20244 object is invariant for basic blocks.
20245 (compute_all_dependences): Skip dependence analysis for data
20246 references in basic blocks.
20247 (find_data_references_in_stmt): Don't fail in case of invariant
20248 access in basic block.
20249 (find_data_references_in_bb): New function.
20250 (find_data_references_in_loop): Move code to
20251 find_data_references_in_bb and add a call to it.
20252 (compute_data_dependences_for_bb): New function.
20253 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20254 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
20256 (vect_analyze_data_ref_dependence): Check for interleaving in case of
20257 unknown dependence in basic block and fail in case of dependence in
20259 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
20260 dependence instances from either loop or basic block vectorization
20262 (vect_compute_data_ref_alignment): Check if it is loop vectorization
20263 before calling nested_in_vect_loop_p.
20264 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
20265 dependence instances from either loop or basic block vectorization
20267 (vect_verify_datarefs_alignment): Likewise.
20268 (vect_enhance_data_refs_alignment): Adjust function calls.
20269 (vect_analyze_data_refs_alignment): Likewise.
20270 (vect_analyze_group_access): Fix printing. Skip different checks if
20271 DR_STEP is 0. Keep strided stores either in loop or basic block
20272 vectorization data structure. Fix indentation.
20273 (vect_analyze_data_ref_access): Fix comments, allow zero step in
20275 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
20276 dependence instances from either loop or basic block vectorization
20278 (vect_analyze_data_refs): Update comment. Call
20279 compute_data_dependences_for_bb to analyze basic blocks.
20280 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
20281 case of loop vectorization. In case of basic block vectorization use
20282 data-ref itself as a base.
20283 (vect_create_data_ref_ptr): In case of basic block vectorization:
20284 don't advance the pointer, add new statements before the current
20285 statement. Adjust function calls.
20286 (vect_supportable_dr_alignment): Support only aligned accesses in
20287 basic block vectorization.
20288 * common.opt (ftree-slp-vectorize): New flag.
20289 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
20290 (vect_pattern_recog_1): Likewise.
20291 * tree-vect-stmts.c (process_use): Likewise.
20292 (vect_init_vector): Add new statements in the beginning of the basic
20293 block in case of basic block SLP.
20294 (vect_get_vec_def_for_operand): Adjust function calls.
20295 (vect_finish_stmt_generation): Likewise.
20296 (vectorizable_call): Add assert that it is loop vectorization, adjust
20298 (vectorizable_conversion, vectorizable_assignment): Likewise.
20299 (vectorizable_operation): In case of basic block SLP, take
20300 vectorization factor from statement's type and skip the relevance
20301 check. Adjust function calls.
20302 (vectorizable_type_demotion): Add assert that it is loop
20303 vectorization, adjust function calls.
20304 (vectorizable_type_promotion): Likewise.
20305 (vectorizable_store): Check for outer loop only in case of loop
20306 vectorization. Adjust function calls. For basic blocks, skip the
20307 relevance check and don't advance pointers.
20308 (vectorizable_load): Likewise.
20309 (vectorizable_condition): Add assert that it is loop vectorization,
20310 adjust function calls.
20311 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
20312 that it is not reduction, get vector type, call only supported
20313 functions, skip loop specific parts.
20314 (vect_transform_stmt): Check for outer loop only in case of loop
20316 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
20317 (vect_is_simple_use): Fix comment, add new argument, fix conditions
20318 for external definition.
20319 * passes.c (pass_slp_vectorize): New pass.
20320 * tree-vect-slp.c (find_bb_location): New function.
20321 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
20322 check for patterns only in loops.
20323 (vect_build_slp_tree): Add argument, adjust function calls, fail in
20324 case of multiple types in basic block SLP.
20325 (vect_mark_slp_stmts_relevant): New function.
20326 (vect_supported_load_permutation_p): Fix comment.
20327 (vect_analyze_slp_instance): Add argument. In case of basic block
20328 SLP, take vectorization factor from statement's type, check that
20329 unrolling factor is 1. Adjust function call. Save SLP instance in
20330 either loop or basic block vectorization structure. Return FALSE,
20332 (vect_analyze_slp): Add argument. Get strided stores groups from
20333 either loop or basic block vectorization structure. Return FALSE
20334 if basic block SLP failed.
20335 (new_bb_vec_info): New function.
20336 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
20337 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
20338 (vect_schedule_slp): Add argument. Get SLP instances from either
20339 loop or basic block vectorization structure. Set vectorization factor
20340 to be 1 for basic block SLP.
20341 (vect_slp_transform_bb): New function.
20342 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
20344 2009-05-23 Mark Mitchell <mark@codesourcery.com>
20346 * final.c (shorten_branches): Do not align labels for jump tables.
20347 (final_scan_insn): Use JUMP_TABLE_DATA_P.
20349 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
20351 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
20352 Remove outdated reference to flow.c and fix nits.
20353 * doc/gccint.texi: Tweak RTL description.
20354 * doc/rtl.texi: Likewise.
20356 2009-05-23 Denis Chertykov <chertykov@gmail.com>
20358 * config/avr/avr.c: Change my email address.
20359 * config/avr/avr.h: Likewise.
20360 * config/avr/avr.md: Likewise.
20361 * config/avr/avr-protos.h: Likewise.
20362 * config/avr/libgcc.S: Likewise.
20364 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
20366 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
20367 (spu_split_load, spu_split_store): Change return type to int.
20368 (spu_split_convert): Declare.
20369 * config/spu/predicates.md (spu_mem_operand): Remove.
20370 (spu_mov_operand): Update.
20371 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
20372 * config/spu/spu.c (regno_aligned_for_load): Remove.
20373 (reg_aligned_for_addr, spu_expand_load): Define.
20374 (spu_expand_extv): Reimplement and handle MEM.
20375 (spu_expand_insv): Handle MEM.
20376 (spu_sched_reorder): Handle insn's with length 0.
20377 (spu_legitimate_address_p): Reimplement.
20378 (store_with_one_insn_p): Return TRUE for any mode with size
20379 larger than 16 bytes.
20380 (address_needs_split): Define.
20381 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
20383 (spu_convert_move): Define.
20384 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
20385 (spu_split_store): Change all MEM's to TImode.
20386 (spu_init_expanders): Preallocate registers that correspond to
20387 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
20389 (spu_split_convert): Define.
20390 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
20391 (_move<mode>, _movdi, _movti): Update predicate and condition.
20392 (load, store): Change to define_split.
20393 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
20395 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
20396 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
20397 define_insn_and_split of lshr<mode>3.
20398 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
20399 (<v>ashr<mode>3_imm): Define.
20400 (extv, extzv, insv): Allow MEM operands.
20401 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
20402 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
20403 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
20404 (_spu_convert2): Change to define_insn_and_split and remove the
20405 corresponding define_peephole2.
20406 (stack_protect_set, stack_protect_test, stack_protect_test_si):
20407 Change predicates to memory_operand.
20409 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20411 * config/arm/thumb2.md: Add 16-bit multiply instructions.
20413 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
20415 PR tree-optimization/40219
20416 * tree.c (iterative_hash_expr): Make sure the builtin function is
20417 a normal builtin function and not a front end or back end builtin
20418 before indexing into the built_in_decls array.
20420 2009-05-22 Richard Guenther <rguenther@suse.de>
20422 PR middle-end/38964
20423 * alias.c (write_dependence_p): Do not use TBAA for answering
20424 anti-dependence or output-dependence.
20425 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
20426 (emit_pointer_definition): Remove.
20427 (emit_alias_warning): Likewise.
20428 (find_what_var_points_to): Remove TBAA pruning code.
20429 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
20431 (compute_points_to_sets): Remove code computing the set of
20432 dereferenced pointers.
20433 * tree-data-ref.c (dr_may_alias_p): Properly use the split
20434 oracle for querying anti and output dependencies.
20435 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
20436 if TBAA may be applied.
20437 (refs_anti_dependent_p): New function.
20438 (refs_output_dependent_p): Likewise.
20439 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
20440 (refs_output_dependent_p): Likewise.
20441 * doc/tree-ssa.texi (Memory model): New section.
20442 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20443 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20444 * cfgexpand.c (expand_gimple_basic_block): Do not handle
20445 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
20446 * expr.c (expand_expr_real_1): Likewise.
20447 * gimple-low.c (lower_stmt): Likewise.
20448 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
20449 (dump_gimple_cdt): Remove.
20450 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20451 (gimple_size): Likewise.
20452 (walk_gimple_op): Likewise.
20453 (is_gimple_stmt): Likewise.
20454 (walk_stmt_load_store_addr_ops): Likewise.
20455 (gimple_build_cdt): Remove.
20456 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
20457 * gimple.h (gimple_cdt_new_type): Remove.
20458 (gimple_cdt_new_type_ptr): Likewise.
20459 (gimple_cdt_set_new_type): Likewise.
20460 (gimple_cdt_location): Likewise.
20461 (gimple_cdt_location_ptr): Likewise.
20462 (gimple_cdt_set_location): Likewise.
20463 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20464 * tree-cfg.c (remove_useless_stmts_1): Do not handle
20465 GIMPLE_CHANGE_DYNAMIC_TYPE.
20466 (verify_types_in_gimple_stmt): Likewise.
20467 * tree-inline.c (estimate_num_insns): Likewise.
20468 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
20469 (copy_decl_to_var): Likewise.
20470 (copy_result_decl_to_var): Likewise.
20471 * tree-pretty-print.c (dump_generic_node): Do not handle
20472 CHANGE_DYNAMIC_TYPE_EXPR.
20473 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20474 * tree-ssa-operands.c (get_expr_operands): Likewise.
20475 * tree-ssa-structalias.c (struct variable_info): Remove
20476 no_tbaa_pruning member.
20477 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
20478 (unify_nodes): Do not copy it.
20479 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
20480 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
20481 (set_uids_in_ptset): Do not check it.
20482 (find_what_var_points_to): Likewise.
20483 (compute_tbaa_pruning): Remove.
20484 (compute_points_to_sets): Do not call it.
20485 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
20486 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
20487 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
20488 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
20489 (DECL_NO_TBAA_P): Likewise.
20490 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
20491 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
20492 (expand_omp_atomic_pipeline): Do not set it.
20493 * print-tree.c (print_node): Do not dump it.
20494 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20497 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
20500 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
20503 2009-05-22 Mark Mitchell <mark@codesourcery.com>
20505 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
20508 2009-05-22 Ben Elliston <bje@au.ibm.com>
20510 * Makefile.in (bversion.h, s-bversion): New targets.
20511 (TOPLEV_H): Add bversion.h.
20512 * toplev.h: Include "bversion.h".
20513 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
20514 the __format__ attribute only if compiling with the same version
20515 of GCC as the sources (the "build version").
20517 2009-05-22 Ben Elliston <bje@au.ibm.com>
20519 * c-format.c (handle_format_attribute): Fix comment typo.
20521 2009-05-21 Steve Ellcey <sje@cup.hp.com>
20524 * config/ia64/ia64.opt (mfused-madd): New.
20525 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
20526 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
20527 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
20528 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
20529 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
20530 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
20531 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
20532 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
20533 instruction if !TARGET_FUSED_MADD.
20534 (fpma, fpms): Remove colon from name.
20536 2009-05-22 Richard Guenther <rguenther@suse.de>
20538 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
20539 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
20540 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
20542 (create_expression_by_pieces): Only convert if necessary.
20543 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
20544 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
20546 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
20548 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
20549 regular pattern from a template and rename it ...
20550 (*extzv_truncsi_exts): ... to this.
20552 2009-05-21 Richard Guenther <rguenther@suse.de>
20554 * cgraph.h (struct cgraph_node): Remove inline_decl member.
20555 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
20556 (cgraph_default_inline_p): Likewise.
20557 (cgraph_decide_inlining_incrementally): Likewise.
20559 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
20560 Uros Bizjak <ubizjak@gmail.com>
20562 * config/i386/cpuid.h (bit_MOVBE): New.
20564 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
20566 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
20567 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
20568 (ix86_handle_option): Handle OPT_mmovbe.
20569 (ix86_target_string): Add -mmovbe.
20570 (pta_flags): Add PTA_MOVBE.
20571 (processor_alias_table): Add PTA_MOVBE to "atom".
20572 (override_options): Handle PTA_MOVBE.
20574 * config/i386/i386.h (TARGET_MOVBE): New.
20576 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
20577 (*bswapsi_movbe): New.
20578 (*bswapdi_movbe): Likewise.
20579 (bswapdi2): Renamed to ...
20580 (*bswapdi_1): This.
20581 (bswapdi2): New expander.
20583 * config/i386/i386.opt (mmovbe): New.
20585 * doc/invoke.texi: Document -mmovbe.
20587 2009-05-21 Taras Glek <tglek@mozilla.com>
20589 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
20590 * gcc-plugin.h (plugin_init): Updated signature.
20591 * gcc-plugin.h (plugin_name_args): Moved to this header.
20592 * doc/plugins.texi (plugin_init): Updated documention to reflect
20594 * doc/plugins.texi (plugin_name_args): Added to documention.
20596 2009-05-21 Mark Mitchell <mark@codesourcery.com>
20598 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
20599 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
20601 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
20603 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
20604 JUMP_TABLE_DATA_P predicates where applicable.
20605 * config/i386/predicates.md: Ditto.
20606 * config/i386/sse.md: Ditto.
20608 2009-05-21 Jakub Jelinek <jakub@redhat.com>
20610 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
20611 operand2 -128 override length_immediate attribute to 1.
20612 * config/i386/predicates.md (constm128_operand): New predicate.
20614 * config/i386/i386.c (memory_address_length): Handle %r12
20615 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
20617 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
20618 mode look through optional ZERO_EXTEND and SUBREG.
20619 * config/i386/i386.md (R12_REG): New define_constant.
20620 (prefix_data16): For sse unit set also for MODE_TI insns.
20621 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
20622 insns set if operand 1 is ext_QIreg_operand.
20623 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
20624 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
20626 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
20627 mode from MODE_DI to MODE_SI.
20628 (movdi_1_rex64): Override modrm and length_immediate attributes
20629 only for movabs (TYPE_IMOV, alternative 2).
20630 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
20631 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
20632 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
20633 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
20634 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
20635 prefix_rex attribute if DImode.
20636 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
20637 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
20638 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
20639 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
20640 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
20641 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
20642 Likewise. For TYPE_IMOV clear length_immediate attribute.
20643 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
20644 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
20645 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
20646 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
20647 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
20648 or one operand TYPE_ISHIFT.
20649 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
20650 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
20651 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
20652 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
20653 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
20654 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
20655 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
20656 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
20657 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
20658 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
20659 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
20660 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
20661 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
20662 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
20663 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
20664 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
20665 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
20666 set mode attribute, don't override length attribute.
20667 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
20669 (return_internal_long): Set length attribute to 2 instead of 1.
20670 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
20671 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
20672 prefix_rex attribute.
20673 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
20675 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
20677 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20679 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
20681 2009-05-20 Ian Lance Taylor <iant@google.com>
20683 * tree.c (build_tree_list_vec_stat): New function.
20684 (ctor_to_vec): New function.
20685 (build_nt_call_vec): New function.
20686 (build_call_array): Change args to be a const pointer.
20687 (build_call_vec): New function.
20688 * tree.h (build_nt_call_vec): Declare.
20689 (build_tree_list_vec_stat): Declare.
20690 (build_tree_list_vec): Define.
20691 (build_call_array): Update declaration.
20692 (build_call_vec): Declare.
20693 (ctor_to_vec): Declare.
20694 * c-common.c (tree_vector_cache): New static variable.
20695 (make_tree_vector): New function.
20696 (release_tree_vector): New function.
20697 (make_tree_vector_single): New function.
20698 (make_tree_vector_copy): New function.
20699 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
20700 (make_tree_vector_single, make_tree_vector_copy): Declare.
20701 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
20702 (c_parser_expr_list): Don't manage cache here, instead call
20704 (c_parser_release_expr_list): Remove static function.
20705 (c_parser_vec_to_tree_list): Remove static function.
20706 (c_parser_attributes): Call build_tree_list_vec instead of
20707 c_parser_vec_to_tree_list. Call release_tree_vector instead of
20708 c_parser_release_expr_list.
20709 (c_parser_postfix_expression_after_primary): Likewise.
20710 (c_parser_objc_keywordexpr): Likewise.
20712 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
20714 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
20715 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
20716 TARGET_CONVERT_TO_TYPE.
20717 * hooks.c (hook_tree_const_tree_null): Define.
20718 * hooks.h (hook_tree_const_tree_null): Declare.
20719 * target.h (struct gcc_target): Add invalid_parameter_type,
20720 invalid_return_type, promoted_type, and convert_to_type fields.
20721 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
20722 (TARGET_INVALID_RETURN_TYPE): Define.
20723 (TARGET_PROMOTED_TYPE): Define.
20724 (TARGET_CONVERT_TO_TYPE): Define.
20725 (TARGET_INITIALIZER): Update for new fields.
20726 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
20727 (grokparms): Check targetm.invalid_parameter_type.
20728 * c-typeck.c (default_conversion): Check targetm.promoted_type.
20729 * c-convert.c (convert): Check targetm.convert_to_type.
20731 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
20733 * config/mips/mips.md (*extenddi_truncate<mode>,
20734 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
20736 (*extendhi_truncateqi): New define_insn_and_sptit.
20738 2009-05-20 Jakub Jelinek <jakub@redhat.com>
20740 PR middle-end/40204
20741 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
20742 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
20744 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
20746 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
20747 the operand of VIEW_CONVERT_EXPR.
20749 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
20751 * config/i386/driver-i386.c (host_detect_local_cpu): Check
20752 extended family and model for Intel processors. Support Intel Atom.
20754 2009-05-20 Olivier Hainque <hainque@adacore.com>
20756 * gstab.h (stab_code_type): Define, to be used instead of the
20757 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
20759 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
20760 occurrences by stab_code_type.
20761 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
20763 2009-05-20 Martin Jambor <mjambor@suse.cz>
20765 * tree-flow.h (insert_edge_copies_seq): Undeclare.
20766 (sra_insert_before): Likewise.
20767 (sra_insert_after): Likewise.
20768 (sra_init_cache): Likewise.
20769 (sra_type_can_be_decomposed_p): Likewise.
20770 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
20771 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
20772 (sra_insert_before): Likewise.
20773 (sra_insert_after): Likewise.
20774 (sra_init_cache): Likewise.
20775 (insert_edge_copies_seq): Made static and moved upwards.
20777 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
20780 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
20782 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
20783 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
20786 2009-05-20 Richard Guenther <rguenther@suse.de>
20788 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20789 with mismatched comparison modes.
20791 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20793 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
20794 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
20795 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
20796 with shifts for Thumb2.
20797 (orsi_notsi): New for orn.
20798 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
20799 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
20800 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
20801 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
20802 Don't invert remainder for IOR.
20804 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
20806 PR tree-optimization/40087
20807 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
20808 number_of_iterations_ne): Rename never_infinite argument.
20809 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
20810 number_of_iterations_le): Handle pointer-type ivs when
20811 exit_must_be_taken is false.
20812 (number_of_iterations_cond): Do not always assume that
20813 exit_must_be_taken if the control variable is a pointer.
20815 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20817 * c-typeck.c (build_binary_op): Allow % on integal vectors.
20818 * doc/extend.texi (Vector Extension): Document that % is allowed too.
20820 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
20822 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
20823 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
20825 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20828 * c.opt (Wlogical-op): Disabled by default.
20829 * c-opt (c_common_post_options): Do not enable Wlogical-op with
20831 * doc/invoke.texi (Wlogical-op): Likewise.
20833 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
20835 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
20837 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
20838 Propagate the type of the first operand.
20839 <ASSERT_EXPR>: Simplify.
20840 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
20841 Rewrite using the RHS code as discriminant.
20842 <NOP_EXPR>: Turn into CASE_CONVERT.
20843 <PLUS_EXPR>: Propagate the type of the first operand.
20845 2009-05-19 Steve Ellcey <sje@cup.hp.com>
20847 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
20848 (ia64_dconst_0_375): New.
20849 * config/ia64/ia64.c (ia64_override_options): Remove
20850 -minline-sqrt-min-latency warning.
20851 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
20852 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
20853 * config/ia64/ia64.md (*sqrt_approx): Remove.
20854 (sqrtsf2): Remove #if 0.
20855 (sqrtsf2_internal_thr): Rewrite and move to div.md.
20856 (sqrtdf): Remove assert.
20857 (sqrtdf2_internal_thr): Rewrite and move to div.md.
20858 (sqrtxf2): Remove #if 0.
20859 (sqrtxf2_internal_thr): Rewrite and move to div.md.
20860 * div.md (sqrt_approx_rf): New.
20861 (sqrtsf2_internal_thr): New implementation.
20862 (sqrtsf2_internal_lat): New.
20863 (sqrtdf2_internal_thr: New implementation.
20864 (sqrtxf2_internal): New implementation.
20866 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
20867 Hans-Peter Nilsson <hp@axis.com>
20869 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
20870 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
20871 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
20872 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
20873 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
20874 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
20875 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
20876 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
20877 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
20878 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
20879 * c-common.c: ...from here.
20881 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
20883 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
20885 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20887 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
20889 2009-05-19 Ben Elliston <bje@au.ibm.com>
20891 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
20892 assignments with memcpy calls.
20893 (add_fdes): Likewise.
20894 (binary_search_unencoded_fdes): Likewise.
20895 (linear_search_fdes): Eliminate type puns.
20897 2009-05-19 Richard Guenther <rguenther@suse.de>
20899 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
20900 not falsely claim to have propagated into all uses.
20902 2009-05-19 Ben Elliston <bje@au.ibm.com>
20904 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
20907 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20909 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
20910 * config/sh/sh.c (sh_legitimate_address_p): Make static.
20911 (TARGET_LEGITIMATE_ADDRESS_P): New.
20912 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20913 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20915 2009-05-18 Dodji Seketeli <dodji@redhat.com>
20918 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
20919 child of the containing namespace's DIE.
20921 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
20923 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
20924 *zero_extendhi_truncqi): Move after the zero_extend patterns.
20925 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
20928 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
20931 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
20932 gen_align with gen_pad.
20933 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
20934 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
20936 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
20937 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
20939 * config/i386/i386.md (align): Renamed to ...
20940 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
20941 ASM_OUTPUT_MAX_SKIP_PAD.
20943 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
20945 * config.gcc: Fix variable syntax.
20948 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
20949 before calling exact_log2.
20950 (output_iorsi3): Likewise.
20951 (output_xorsi3): Likewise.
20953 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
20955 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
20956 for the none zero constant operand except for EQ and NE
20957 comprisons even when the first operand is R0.
20959 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
20961 * config/s390/2064.md: Remove trailing whitespaces.
20962 * config/s390/2084.md: Likewise.
20963 * config/s390/constraints.md: Likewise.
20964 * config/s390/fixdfdi.h: Likewise.
20965 * config/s390/libgcc-glibc.ver: Likewise.
20966 * config/s390/s390-modes.def: Likewise.
20967 * config/s390/s390-protos.h: Likewise.
20968 * config/s390/s390.c: Likewise.
20969 * config/s390/s390.h: Likewise.
20970 * config/s390/s390.md: Likewise.
20971 * config/s390/tpf-unwind.h: Likewise.
20973 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20975 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
20977 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
20980 * configure.ac (m68k-*-*): Check if binutils support TLS.
20981 * configure: Regenerate.
20982 * config/m68k/predicates.md (symbolic_operand): Extend comment.
20983 * config/m68k/constraints.md (Cu): New constraint.
20984 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
20985 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
20986 (movsi): Handle TLS symbols.
20987 (addsi3_5200): Handle XTLS symbols, indent.
20988 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
20989 (m68k_tls_reference_p): Declare.
20990 (m68k_legitimize_address): Declare.
20991 (m68k_unwrap_symbol): Declare.
20992 * config/m68k/m68k.opt (mxtls): New option.
20993 * config/m68k/m68k.c (ggc.h): Include.
20994 (m68k_output_dwarf_dtprel): Implement hook.
20995 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
20996 (m68k_expand_prologue): Load GOT pointer when function needs it.
20997 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
20998 (m68k_legitimate_constant_address_p): Same.
20999 (m68k_decompose_address): Handle TLS references.
21000 (m68k_get_gp): New static function.
21001 (enum m68k_reloc): New contants.
21002 (TLS_RELOC_P): New macro.
21003 (m68k_wrap_symbol): New static function.
21004 (m68k_unwrap_symbol): New function.
21005 (m68k_final_prescan_insn_1): New static function.
21006 (m68k_final_prescan_insn): New function.
21007 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21009 (legitimize_pic_address): Handle TLS references..
21010 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21011 (m68k_libcall_value_in_a0_p)
21012 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21013 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21014 (m68k_legitimize_tls_address): Handle TLS references.
21015 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21017 (m68k_legitimize_address): Handle TLS symbols.
21018 (m68k_get_reloc_decoration): New static function.
21019 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21021 (m68k_output_dwarf_dtprel): Implement hook.
21022 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21023 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21024 m68k_call_* routines.
21025 (sched_attr_op_type): Handle TLS symbols.
21026 (gt-m68k.h): Include.
21027 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21028 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21030 2009-05-18 Martin Jambor <mjambor@suse.cz>
21032 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21033 (visit_store_addr_for_mod_analysis): New function.
21034 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21035 (determine_cst_member_ptr): Use gimple_assign_single_p.
21036 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21037 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21038 operands. Don't check number of operands of a NOP_EXPR.
21040 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21042 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21044 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21047 * c-common.c (warn_logical_operator): Don't warn if one of
21048 expression isn't always true or false.
21050 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21052 * config/i386/biarch32.h: New file.
21053 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21055 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21057 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21058 *zero_extend<mode>_truncqi): Merge these into ...
21059 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21060 Name the pattern following this as *zero_extendhi_truncqi.
21062 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21064 PR middle-end/39301
21065 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21066 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21067 (output_info): Make field HOST_WIDEST_INT.
21068 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21069 (dump_bitmat_statistics): Same.
21071 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21073 * config.gcc (use_gcc_stdint): Set to wrap.
21074 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21075 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21076 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21077 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21078 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21079 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21080 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21081 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21083 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21085 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21087 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21088 Move definitions earlier.
21089 (OPT_ARCH64, OPT_ARCH32): Define.
21090 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21093 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21096 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21099 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21101 * arm.md (movdi2): Copy non-reg values to DImode registers.
21103 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21106 * final.c (label_to_max_skip): New function.
21107 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21108 CODE_LABEL_NUMBER <= max_labelno.
21109 * output.h (label_to_max_skip): New prototype.
21110 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21111 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21112 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21113 Handle CODE_LABELs with >= 16 byte alignment or with
21114 max_skip == (1 << align) - 1.
21115 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21116 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21119 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21120 .p2align 3 if MAX_SKIP is smaller than 7.
21121 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21123 2009-05-15 Ian Lance Taylor <iant@google.com>
21125 * alias.c (struct alias_set_entry_d): Rename from struct
21126 alias_set_entry. Change all uses.
21127 * except.c (struct call_site_record_d): Rename from struct
21128 call_site_record. Change all uses.
21129 * except.h (struct eh_region_d): Rename from struct eh_region.
21131 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21133 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21134 ivtype_map_elt. Change all uses.
21135 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21137 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21138 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21140 (struct sese_d): Rename from struct sese. Change all uses.
21141 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21142 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21143 * optabs.h (struct optab_d): Rename from struct optab. Change all
21145 (struct convert_optab_d): Rename from struct convert_optab.
21147 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21148 ipa_opt_pass. Change all uses.
21149 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21152 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21153 defined as a typedef.
21154 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21157 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21160 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21162 (merge_ranges): Returns bool.
21163 * tree.h (make_range): .. to here.
21164 (build_range_check): Likewise.
21165 (merge_ranges): Likewise. Renamed from merge_ranges.
21166 * c-typeck.c (parser_build_binary_op): Update calls to
21167 warn_logical_operator.
21168 * c-common.c (warn_logical_operator): Add new warning.
21169 * c-common.h (warn_logical_operator): Update declaration.
21171 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21173 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21175 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21177 * doc/install.texi: Document MPC requirements, flags etc.
21179 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21180 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21181 Evaluate constant arguments.
21182 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21183 (fold_builtin_1): Likewise, also evaluate constant arguments.
21184 Remove superfluous break.
21185 (do_mpc_ckconv): New.
21186 * real.h: Include mpc.h.
21187 * toplev.c (print_version): Output MPC version info if available.
21189 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21191 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21193 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21195 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21198 2009-05-15 Jan Hubicka <jh@suse.cz>
21200 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21201 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21202 (try_inline): Fix return value.
21203 (cgraph_decide_inlining_incrementally): Honor new value.
21204 (cgraph_early_inlining): Handle indirect inlining.
21205 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21207 2009-05-15 Jan Hubicka <jh@suse.cz>
21209 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21210 * cgraphunit.c (cgraph_finalize_function): Set it.
21211 (cgraph_expand_function): Use it.
21213 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21215 * real.c (encode_ieee_half): Define.
21216 (decode_ieee_half): Define.
21217 (ieee_half_format): Define.
21218 (arm_half_format): Define.
21219 * real.h (ieee_half_format): Declare.
21220 (arm_half_format): Declare.
21222 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21224 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21225 swapped, and reversed optabs exist before trying to use them.
21227 2009-05-15 Paul Brook <paul@codesourcery.com>
21228 Sandra Loosemore <sandra@codesourcery.com>
21230 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21231 loads. Allow PRE_DEC.
21232 (output_move_neon): Handle PRE_DEC.
21233 (arm_print_operand): Add 'A' for neon structure loads.
21234 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21235 * config/arm/neon.md (neon_mov): Update comment.
21236 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21238 (Um): New constraint.
21240 2009-05-15 Jan Hubicka <jh@suse.cz>
21242 Revert the following patch until testsuite fallout is fixed:
21243 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21244 * cgraph.h (struct inline_summary): New filed self_wize,
21245 size_inlining_benefit, self_time and time_inlining_benefit.
21246 (struct cgraph_global_info): Replace insns by time ans size fields.
21247 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21248 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21249 (ipcp_update_callgraph): Do not touch function bodies.
21250 * ipa-inline.c: Include except.h
21251 (MAX_TIME): New constant.
21252 (overall_insns): Remove
21253 (overall_size, max_benefit): New static variables.
21254 (cgraph_estimate_time_after_inlining): New function.
21255 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21256 (cgraph_clone_inlined_nodes): Update size.
21257 (cgraph_mark_inline_edge): Update size.
21258 (cgraph_estimate_growth): Use size info.
21259 (cgraph_check_inline_limits): Check size.
21260 (cgraph_default_inline_p): Likewise.
21261 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21262 (cgraph_decide_recursive_inlining): Check size.
21263 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21265 (cgraph_decide_inlining): Likewise.
21266 (cgraph_decide_inlining_incrementally): Likewise; honor
21267 PARAM_EARLY_INLINING_INSNS.
21268 (likely_eliminated_by_inlining_p): New predicate.
21269 (estimate_function_body_sizes): New function.
21270 (compute_inline_parameters): Use it.
21271 * except.c (must_not_throw_labels): New function.
21272 * except.h (must_not_throw_labels): Declare.
21273 * tree-inline.c (init_inline_once): Kill inlining_weigths
21274 * tree-ssa-structalias.c: Avoid uninitialized warning.
21275 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21276 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21277 (PARAM_INLINE_CALL_COST): Remove.
21278 (PARAM_EARLY_INLINING_INSNS): New.
21280 2009-05-15 Richard Guenther <rguenther@suse.de>
21282 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
21283 not TODO_update_ssa.
21285 2009-05-15 Richard Guenther <rguenther@suse.de>
21287 PR tree-optimization/39999
21288 * gimple.h (gimple_expr_type): Use the expression type looking
21289 through useless conversions.
21290 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
21291 (vn_nary_op_insert_stmt): Likewise.
21292 (simplify_binary_expression): Likewise.
21294 2009-05-15 Richard Guenther <rguenther@suse.de>
21296 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21297 New options, enabled by default.
21298 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
21300 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
21301 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
21302 * tree-ssa-structalias.c (gate_tree_pta): New function.
21303 (pass_build_alias): Use it.
21305 2009-05-15 Joseph Myers <joseph@codesourcery.com>
21307 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
21308 recurse on an invariant address if a conversion from a pointer
21309 type to a wider integer type is involved.
21311 2009-05-15 Jan Hubicka <jh@suse.cz>
21313 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21314 * cgraph.h (struct inline_summary): New filed self_wize,
21315 size_inlining_benefit, self_time and time_inlining_benefit.
21316 (struct cgraph_global_info): Replace insns by time ans size fields.
21317 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21318 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21319 (ipcp_update_callgraph): Do not touch function bodies.
21320 * ipa-inline.c: Include except.h
21321 (MAX_TIME): New constant.
21322 (overall_insns): Remove
21323 (overall_size, max_benefit): New static variables.
21324 (cgraph_estimate_time_after_inlining): New function.
21325 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21326 (cgraph_clone_inlined_nodes): Update size.
21327 (cgraph_mark_inline_edge): Update size.
21328 (cgraph_estimate_growth): Use size info.
21329 (cgraph_check_inline_limits): Check size.
21330 (cgraph_default_inline_p): Likewise.
21331 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21332 (cgraph_decide_recursive_inlining): Check size.
21333 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21335 (cgraph_decide_inlining): Likewise.
21336 (cgraph_decide_inlining_incrementally): Likewise; honor
21337 PARAM_EARLY_INLINING_INSNS.
21338 (likely_eliminated_by_inlining_p): New predicate.
21339 (estimate_function_body_sizes): New function.
21340 (compute_inline_parameters): Use it.
21341 * except.c (must_not_throw_labels): New function.
21342 * except.h (must_not_throw_labels): Declare.
21343 * tree-inline.c (init_inline_once): Kill inlining_weigths
21344 * tree-ssa-structalias.c: Avoid uninitialized warning.
21345 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21346 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21347 (PARAM_INLINE_CALL_COST): Remove.
21348 (PARAM_EARLY_INLINING_INSNS): New.
21349 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
21350 (inline-call-cost): Remove.
21351 (early-inlining-insns): New.
21353 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
21355 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
21357 (print_int_cst_bounds_in_octal_p): Likewise.
21358 (dbxout_type): Adjust calls to above functions. Be prepared to deal
21360 * dwarf2out.c (base_type_die): Likewise.
21361 (is_subrange_type): Delete.
21362 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
21363 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
21364 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
21365 if the destination type is boolean.
21366 (build_range_check): Do not special-case subtypes.
21367 (fold_sign_changed_comparison): Likewise.
21368 (fold_unary): Likewise.
21369 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
21370 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
21371 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
21372 * tree.c (subrange_type_for_debug_p): New predicate based on the
21373 former is_subrange_type.
21374 * tree.h (subrange_type_for_debug_p): Declare.
21375 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
21376 (convert_affine_scev): Remove call to above function.
21377 (chrec_convert_aggressive): Likewise.
21378 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
21379 false for conversions involving subtypes.
21380 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
21381 (vrp_val_min): Likewise.
21382 (needs_overflow_infinity): Likewise.
21383 (extract_range_from_unary_expr): Likewise.
21385 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
21387 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21388 * config/frv/frv.c: Likewise.
21389 * config/s390/s390.c: Likewise.
21390 * config/sparc/sparc.h: Likewise.
21391 * config/i386/i386.h: Likewise.
21392 * config/i386/i386.c: Likewise.
21393 * config/crx/crx.c: Likewise.
21394 * config/m68hc11/m68hc11.h: Likewise.
21395 * config/iq2000/iq2000.c: Likewise.
21396 * config/mn10300/mn10300.h: Likewise.
21397 * config/mn10300/mn10300.c: Likewise.
21398 * config/m68k/m68k.c: Likewise.
21399 * config/rs6000/rs6000.c: Likewise.
21400 * config/rs6000/xcoff.h: Likewise.
21401 * config/rs6000/linux64.h: Likewise.
21402 * config/rs6000/sysv4.h: Likewise.
21403 * config/score/score3.c: Likewise.
21404 * config/score/score7.c: Likewise.
21405 * config/score/score.c: Likewise.
21406 * config/arm/arm.md: Likewise.
21407 * config/mips/mips.c: Likewise.
21408 * config/mips/mips.md: Likewise.
21409 * config/bfin/bfin.h: Likewise.
21410 * config/pa/pa.c: Likewise.
21411 * config/pa/constraints.md: Likewise.
21413 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
21414 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
21415 * config/pdp11/pdp11.h: Use memory_address_p instead.
21417 2009-05-14 Ian Lance Taylor <iant@google.com>
21419 * passes.c (finish_optimization_passes): Change i to int.
21420 * plugin.c (plugins_active_p): Change event to int.
21421 (dump_active_plugins): Likewise.
21422 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
21424 * tree.c (tree_range_check_failed): Change c to unsigned int.
21425 (omp_clause_range_check_failed): Likewise.
21426 (build_common_builtin_nodes): Change mode to int. Add cast.
21427 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
21428 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
21430 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
21431 ++ or -- with a variable of enum type.
21433 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21436 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
21438 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21440 * store-motion.c: Do not include params.h
21441 * Makefile.in: Fix dependencies for various files.
21443 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
21445 * auto-inc-dec.c: Fix pass description, remove apparent
21446 accidental duplication.
21448 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
21450 PR middle-end/40147
21451 * ipa-utils.h (memory_identifier_string): Moved to ...
21452 * tree.h (memory_identifier_string): Here. Add GTY(()).
21454 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21456 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
21457 in the former documentation of...
21458 (GO_IF_LEGITIMATE_ADDRESS): ... this.
21459 * ira-conflicts.c (get_dup_num): Use address_operand.
21460 * targhooks.c (default_legitimate_address_p): New.
21461 * targhooks.h (default_legitimate_address_p): New.
21462 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
21464 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
21465 * target.h (struct target): Add legitimate_address_p.
21466 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
21467 (TARGET_INITIALIZER): Include it.
21469 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21470 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
21471 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
21472 (TARGET_LEGITIMATE_ADDRESS_P): New.
21474 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21475 (REG_OK_STRICT_P): Delete.
21476 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
21477 (frv_legitimate_address_p_1): ... this.
21478 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
21479 (frv_legitimate_address_p_1): ... the renamed old
21480 frv_legitimate_address_p.
21481 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
21482 (TARGET_LEGITIMATE_ADDRESS_P): New.
21484 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21485 * config/s390/s390-protos.h (legitimate_address_p): Remove.
21486 * config/s390/s390.c (legitimate_address_p): Rename to...
21487 (s390_legitimate_address_p): ... this, make static.
21488 (legitimize_address): Adjust call.
21489 (TARGET_LEGITIMATE_ADDRESS_P): New.
21490 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
21492 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21493 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
21494 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
21495 (TARGET_LEGITIMATE_ADDRESS_P): New.
21497 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21498 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
21499 * config/spu/spu.c (spu_legitimate_address): Rename to...
21500 (spu_legitimate_address_p): ... this, make static.
21501 (TARGET_LEGITIMATE_ADDRESS_P): New.
21503 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21504 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
21505 * config/sparc/sparc.c (legitimate_address_p): Rename to...
21506 (sparc_legitimate_address_p): ... this, make static and return bool.
21507 (legitimize_address): Adjust call.
21508 (TARGET_LEGITIMATE_ADDRESS_P): New.
21510 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21511 * config/i386/i386-protos.h (legitimate_address_p): Remove.
21512 * config/i386/i386.c (legitimate_address_p): Rename to...
21513 (ix86_legitimate_address_p): ... this, make static.
21514 (constant_address_p): Move after it, adjust call.
21515 (TARGET_LEGITIMATE_ADDRESS_P): New.
21517 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21518 * config/avr/avr-protos.h (legitimate_address_p): Remove.
21519 * config/avr/avr.c (legitimate_address_p): Rename to...
21520 (avr_legitimate_address_p): ... this, make static.
21521 (legitimize_address): Adjust call.
21522 (TARGET_LEGITIMATE_ADDRESS_P): New.
21524 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21525 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
21526 * config/crx/crx.c (crx_legitimate_address_p): Make static.
21527 (TARGET_LEGITIMATE_ADDRESS_P): New.
21529 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21530 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
21531 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
21532 (TARGET_LEGITIMATE_ADDRESS_P): New.
21534 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21535 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
21537 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
21539 (TARGET_LEGITIMATE_ADDRESS_P): New.
21541 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21542 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
21544 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
21546 (m68hc11_legitimate_address_p): ... this, make static.
21547 (go_if_legitimate_address_internal): Rename to...
21548 (m68hc11_legitimate_address_p_1): ... this.
21549 (legitimize_address): Adjust call.
21550 (TARGET_LEGITIMATE_ADDRESS_P): New.
21552 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21553 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
21554 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
21555 (TARGET_LEGITIMATE_ADDRESS_P): New.
21557 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21558 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
21559 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
21560 (mn10300_legitimate_address_p): ... this, make static.
21561 (TARGET_LEGITIMATE_ADDRESS_P): New.
21563 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21564 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
21565 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
21566 (TARGET_LEGITIMATE_ADDRESS_P): New.
21568 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21569 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
21570 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
21571 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21572 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
21573 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
21574 (rs6000_legitimate_address_p): ... this, make static.
21575 (TARGET_LEGITIMATE_ADDRESS_P): New.
21576 (REG_MODE_OK_FOR_BASE_P): Delete.
21577 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
21579 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21580 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
21582 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
21583 static, adjust types.
21584 (TARGET_LEGITIMATE_ADDRESS_P): New.
21586 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21587 * config/score/score.c (score_address_p): Rename to...
21588 (score_legitimate_address_p): ... this.
21589 (TARGET_LEGITIMATE_ADDRESS_P): New.
21590 * config/score/score3.c (score3_address_p): Rename to...
21591 (score3_legitimate_address_p): ... this.
21592 * config/score/score7.c (score7_address_p): Rename to...
21593 (score7_legitimate_address_p): ... this.
21595 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
21596 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
21597 GO_IF_LEGITIMATE_ADDRESS): Delete.
21598 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
21599 thumb2_legitimate_address_p): Delete.
21600 (arm_legitimate_address_p): Rename to...
21601 (arm_legitimate_address_outer_p): ... this.
21602 * config/arm/constraints.md ("Uq"): Adjust call.
21603 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
21604 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
21606 (arm_legitimate_address_outer_p): ... this.
21607 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
21609 (TARGET_LEGITIMATE_ADDRESS_P): New.
21611 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21612 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
21613 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
21614 (TARGET_LEGITIMATE_ADDRESS_P): New.
21616 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21617 * config/vax/vax-protos.h (legitimate_address_p): Remove.
21618 * config/vax/vax.c (legitimate_address_p): Rename to...
21619 (vax_legitimate_address_p): ... this, make static.
21620 (TARGET_LEGITIMATE_ADDRESS_P): New.
21622 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21623 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
21624 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
21625 (TARGET_LEGITIMATE_ADDRESS_P): New.
21627 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21628 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
21629 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
21630 (mmix_legitimate_address_p): ... this, make static.
21631 (TARGET_LEGITIMATE_ADDRESS_P): New.
21633 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21634 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
21635 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
21636 (TARGET_LEGITIMATE_ADDRESS_P): New.
21638 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
21640 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
21641 of MODE_COMPLEX_INT.
21643 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21645 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
21646 LCT_NORMAL in function call.
21647 * mips-tdump.c (print_file_desc): Add cast to enum type.
21648 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
21649 (mark_stabs): Add casts to enum types.
21650 (parse_stabs_common): Add casts to enum types.
21652 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21654 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
21655 Check for invalid values of LETTER.
21657 2009-05-13 Taras Glek <tglek@mozilla.com>
21659 * attribs.c (register_attribute): moved out attribute registration
21660 into register_attribute.
21661 * doc/plugins.texi: Documented register_attribute and
21663 * gcc-plugin.h: Added forward decl for register_attribute.
21664 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
21665 * plugin.c (register_callback, invoke_plugin_callbacks): Added
21666 PLUGIN_ATTRIBUTES boilerplate.
21668 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
21670 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
21671 values even in sentinel and empty entries.
21672 (ms_printf_flag_specs): Likewise.
21673 (ms_scanf_flag_specs): Likewise.
21674 (ms_strftime_flag_specs): Likewise.
21675 (ms_print_char_table): Likewise.
21676 (ms_scan_char_table): Likewise.
21677 (ms_time_char_table): Likewise.
21679 2009-05-13 Doug Kwan <dougkwan@google.com>
21681 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
21683 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
21685 * config/mips/mips.md (store): Add attributes for QI and HI.
21687 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
21688 (truncdi<mode>2): ... this new pattern.
21690 2009-05-13 Brad Hards <bradh@kde.org>
21692 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
21694 2009-05-14 Jakub Jelinek <jakub@redhat.com>
21695 Ben Elliston <bje@au.ibm.com>
21697 PR middle-end/40035
21698 * dse.c (check_mem_read_rtx): Guard against width == -1.
21700 2009-05-13 Michael Matz <matz@suse.de>
21702 PR middle-end/39976
21703 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
21704 (trivially_conflicts_p): New function.
21705 (insert_backedge_copies): Use it.
21707 2009-05-13 Janis Johnson <janis187@us.ibm.com>
21709 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
21710 (handle_stdc_pragma): Use new enum constant names.
21711 (handle_pragma_float_const_decimal64): Ditto.
21713 2009-05-13 Ian Lance Taylor <iant@google.com>
21715 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
21718 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
21720 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
21721 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
21723 * config/m68k/m68k.h (FL_UCLINUX): Define.
21725 2009-05-13 Jan Hubicka <jh@suse.cz>
21727 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
21729 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21731 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
21732 unless -fschedule-insns is specified.
21734 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21737 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
21738 TARGET_EXPAND_CBRANCHDI4.
21739 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
21740 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
21741 (cmpeqdi): Fix comment.
21743 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
21745 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
21746 (sh_legitimate_address_p): Likewise.
21747 * config/sh/sh.c (sh_legitimate_index_p): New.
21748 (sh_legitimate_address_p): Likewise.
21749 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
21750 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
21751 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
21752 (MAYBE_BASE_REGISTER_RTX_P): New macro.
21753 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
21754 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
21755 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
21756 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
21757 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
21759 2009-05-12 Jan Hubicka <jh@suse.cz>
21761 * tree-inline.c (estimate_operator_cost): Add operands;
21762 when division happens by constant, it is cheap.
21763 (estimate_num_insns): Loads and stores are not having cost of 0;
21764 EH magic stuff is cheap; when computing runtime cost of switch,
21765 use log2 base of amount of its cases; builtin_expect has cost of 0;
21766 compute cost for moving return value of call.
21767 (init_inline_once): Initialize time_based flags.
21768 * tree-inline.h (eni_weights_d): Add time_based flag.
21770 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21772 * df-core.c: Update head documentation.
21774 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21777 * rs6000.c (rs6000_generate_compare): Use op1b instead of
21778 shadowing exisiting variable op1.
21780 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
21783 * config/i386/driver-i386.c (processor_signatures): New enum.
21784 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
21785 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
21786 processor signature to detect geode processor.
21788 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21792 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21794 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21795 causes spurious differences between trunk and cond-optab branch.
21797 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21799 * dojump.c (compare_from_rtx): Delete.
21800 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
21801 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
21802 if the comparison does not satisfy the predicate; test predicates for
21803 operands 2 and 3 of a cstore pattern. Don't try cstore optab
21804 further if one existing pattern fails.
21805 * expr.h (compare_from_rtx): Delete.
21806 (prepare_operand): Declare it.
21807 * optabs.c: Change "lib call" to "libcall" throughout.
21808 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
21809 HAVE_conditional_trap, emit_cmp_insn): Delete.
21810 (can_compare_p): Delete cmp_optab case.
21811 (prepare_float_lib_cmp): Return an rtx and a machine mode.
21812 Accept other parameters by value.
21813 (prepare_operand): Make non-static.
21814 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
21815 other parameters by value. Try to widen operands here based on
21816 an optab_methods argument and looking at cbranch_optab.
21817 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
21818 loop. Use cbranch_optab directly.
21819 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
21820 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
21822 (emit_conditional_move, emit_conditional_add): Inline what's needed
21823 of compare_from_rtx, using new prepare_cmp_insn for the rest.
21824 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
21825 with COMPARE. Move cmov_optab and cstore_optab above
21826 with cbranch_optab, move cmp_optab down with ucmp_optab,
21827 remove tst_otpab. Do not initialize trap_rtx.
21828 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
21829 for trap code. Do not check HAVE_conditional_trap. Use
21830 prepare_cmp_insn. Accept no predicate for operand 3.
21831 * optabs.h (OTI_cmp): Mark as used only for libcalls.
21832 (OTI_ctrap, ctrap_optab): New.
21833 (tst_optab): Delete.
21834 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
21835 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
21836 with lookup of ctrap_optab.
21837 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
21839 (ctrap_optab): New.
21841 * combine.c (combine_simplify_rtx, simplify_set): Do not
21842 special case comparing against zero for cc0 machines.
21843 * simplify-rtx.c (simplify_binary_operation_1): Never remove
21844 COMPARE on cc0 machines.
21845 (simplify_relational_operation): Return a new expression when
21846 a COMPARE could be removed.
21847 * final.c (final_scan_insn): Compare cc_status values
21848 against LHS of a (compare FOO (const_int 0)) cc0 source.
21849 Also check if cc_status.value is the full compare.
21851 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
21852 (cstoreMM4): Document.
21853 (conditional_trap): Document ctrapMM4 instead.
21854 (sync_compare_and_swapMM): Refer to cbranchcc4.
21855 (Dependent Patterns): Eliminate obsolete information referring to
21856 the old jump optimization phase.
21857 (Canonicalization): Include cbranchcc4 case, omit canonicalization
21858 of compares with 0 on cc0 machines.
21859 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
21860 avoiding references to cc0. Remove text about storing operands
21862 * doc/tm.texi (Condition Codes): Include blurb on different
21863 condition code representations, separate into subsections for
21864 CC0, MODE_CC and conditional execution.
21866 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
21867 alpha_emit_setcc): Accept operands and a machine mode.
21868 * config/alpha/alpha.c (alpha_emit_conditional_branch):
21869 Get code/op0/op1 from operands, use machine mode argument
21870 instead of alpha_compare.fp_p. Emit the branch here.
21871 (alpha_emit_setcc): Likewise, and return boolean.
21872 (alpha_emit_conditional_move): Likewise. Assert that
21873 cmp_op_mode == cmp_mode, and simplify accordingly.
21874 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
21875 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
21876 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
21878 (stack probe test): Use cbranchdi4.
21879 * config/alpha/predicates.md (alpha_cbranch_operator): New.
21881 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
21882 * config/arc/arc.h (movsicc, movsfcc): Use it.
21883 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
21884 (cbranchsi4, cstoresi4): New.
21885 (cmpsi, bCC and sCC expanders): Remove.
21887 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
21888 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
21889 * config/arm/predicates.md (arm_comparison_operator): Only include
21890 floating-point operators if there is a hardware floating-point unit.
21891 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
21892 deferring to cbranch_cc and cstore_cc respectively.
21893 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
21894 cbranch_cc, cstore_cc): New.
21895 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
21897 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
21899 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
21900 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
21902 (adjust_insn_length): Adjust calls.
21903 (avr_reorg): Handle (compare (foo) (const_int 0)).
21904 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
21905 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
21906 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
21907 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
21909 (cbranchqi4, cbranchhi4, cbranchsi4): New.
21910 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
21912 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
21913 (cbranchsi4, cstorebi4, cstoresi4): New.
21914 (movbisi): This insn is duplicate, split it to zero_extend.
21915 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
21916 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
21917 (bfin_optimize_loop): Use cbranch expander.
21918 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
21919 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
21920 (bfin_bimode_comparison_operator): ... this.
21921 (bfin_direct_comparison_operator): New.
21923 * config/cris/cris.c (cris_normal_notice_update_cc): Look
21924 inside (compare FOO (const_int 0)).
21925 (cris_rtx_costs): Handle ZERO_EXTRACT.
21926 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
21927 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
21928 (*tstdi_v32): Delete.
21929 (*cmpdi_non_v32): Add M alternative for operand 1.
21930 (cmpsi, cmp<mode>): Make private.
21931 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
21933 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
21935 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
21936 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
21937 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
21938 (cc_reg_operand): New.
21939 (any_cond): Delete.
21940 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
21941 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
21942 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
21943 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
21944 crx_expand_scond): Delete.
21946 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
21948 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
21949 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
21951 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
21952 cstoresi4, cstoresf4, cstoredf4): New.
21953 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
21954 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21955 Receive the entire operands array.
21956 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
21957 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
21958 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
21959 Get test/op0/op1 from the operands array.
21960 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
21962 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
21963 (h8300_expand_store): New.
21964 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
21966 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
21967 (h8300_expand_store): New.
21968 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
21969 or do not try to produce (set (cc0) REG).
21970 (peepholes): Wrap arguments with COMPARE. Add a peephole to
21971 change a compare into a move to a scratch register. Disable some
21972 peepholes when comparing with zero.
21973 (tstsi, tsthi, tstsi, cmpqi): Make private.
21975 (bCC, sCC): Delete.
21976 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
21979 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
21980 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
21981 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
21982 (ix86_emit_i387_log1p): Use cbranchxf2.
21983 (ix86_expand_setcc): Return void.
21984 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
21985 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
21986 cmp<MODEF>, cmpcc): Remove.
21987 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
21988 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
21989 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
21990 (sCC and bCC expanders): Remove.
21991 (stack_protect_test): Use cbranchcc4.
21993 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
21995 (ia64_expand_compare): Accept three rtx by reference and return void.
21996 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
21997 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
21998 from *expr. Update *expr with the BImode comparison to do.
21999 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22000 cmptf, bCC, sCC, conditional_trap): Delete.
22001 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22002 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22003 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22004 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22005 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22007 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22008 type of last argument.
22009 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22010 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22011 use machine mode argument instead of branch_type. Remove dead
22012 code for floating-point comparisons.
22013 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22014 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22016 (cbranchsi4, cstoresi4): New.
22017 * config/iq2000/predicates.md (reg_or_const_operand): New.
22019 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22020 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22021 (b<code>_op): Rewrite to...
22022 (bcc_op): ... this, using match_operator.
22023 (s<code>_op): Rewrite to...
22024 (scc_op): ... this, using match_operator.
22025 (s<code>_24_op): Rewrite to...
22026 (scc_op_24): ... this, using match_operator.
22027 (s<code>_<mode>): Rewrite to...
22028 (cstore<mode>4): ... this, using match_operator.
22029 (s<code>_<mode>_24): Rewrite to...
22030 (cstore<mode>4_24): ... this, using match_operator.
22031 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22032 m32c_unpend_compare, m32c_expand_scc): Delete.
22033 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22034 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22035 (m32c_expand_movcc): Change NE to EQ if necessary.
22036 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22038 * config/m32r/m32r-protos.h (gen_cond_store): New.
22039 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22040 (gen_cond_store): New, from sCC patterns.
22041 (m32r_expand_block_move): Use cbranchsi4.
22042 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22043 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22044 (cbranchsi4, cstoresi4): New.
22046 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22048 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22049 (m68hc11_notice_update_cc): Look into a compare with 0.
22050 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22052 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22053 cmphi, cmpqi, bCC): Delete.
22054 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22055 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22056 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22059 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22060 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22061 * config/m68k/constraints.md (H): New.
22062 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22063 the define_insn below.
22064 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22065 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22066 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22067 patterns): Wrap RHS with COMPARE.
22068 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22069 (*cmpdi_internal): Name this pattern.
22070 (cmpdi): Change to define_insn.
22071 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22072 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22073 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22075 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22076 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22077 (conditional_trap): Change to...
22078 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22079 (*conditional_trap): Use the ordered_comparison_operator and
22080 const1_operand predicates.
22081 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22082 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22083 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22084 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22086 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22087 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22088 (mcore_gen_compare): New.
22089 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22090 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22091 (mcore_gen_compare): ... this.
22092 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22093 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22094 (stack probe pattern): Use cbranchsi4.
22096 * config/mips/predicates.md (mips_cstore_operator): New.
22097 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22098 * config/mips/mips.md (any_cond): Delete.
22099 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22101 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22102 fixuns_truncsfdi2): Use cbranch patterns.
22103 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22104 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22105 Adjust call to mips_expand_conditional_branch.
22106 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22108 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22109 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22110 * config/mips/mips.c (cmp_operands): Delete.
22111 (mips_emit_compare): Get comparison operands from *op0/*op1.
22112 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22113 that it succeeds. Use op0/op1 instead of cmp_operands.
22114 (mips_expand_conditional_branch, mips_expand_conditional_move,
22115 mips_expand_conditional_trap): Likewise.
22116 (mips_block_move_loop): Use cbranch patterns.
22117 * config/mips/mips.h (cmp_operands): Delete.
22119 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22120 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22121 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22122 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22123 (*cmpcc_folded): Rename to...
22124 (*cmpdi_folded): this.
22125 (*cmpcc): Rename to...
22127 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22130 (cbranchdf4): New. Handle invalid comparisons here.
22131 * config/mmix/predicates.md (float_comparison_operator): New.
22133 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22134 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22135 * config/mn10300/mn10300.md (tst): Delete.
22136 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22137 Name these patterns and wrap RHS in a compare.
22138 (*cmpsi): Make this pattern private. Include tst.
22139 (*cmpsf): Make this pattern private.
22140 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22141 (compare with zero peepholes): Likewise.
22143 (cbranchsi4, cbranchsf4): New.
22144 (casesi): Use cbranchsi4.
22146 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22147 hppa_branch_type): Delete.
22148 (return_addr_rtx): Use cbranchsi4.
22149 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22150 Emit CCFPmode comparison here.
22151 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22152 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22153 hppa_branch_type): Delete.
22154 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22155 (movsicc, movdicc): Remove references to hppa_compare_op0,
22156 hppa_compare_op1 and compare_from_rtx.
22157 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22158 (casesi): Use cbranchsi4.
22160 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22161 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22162 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22163 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22164 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22166 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22167 (*branch, *branch_inverted): New.
22169 * config/picochip/picochip.md (cbranchhi4): Use
22170 ordered_comparison_operator.
22171 (cmphi, bCC): Remove.
22173 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22174 (trap_comparison_operator): Delete.
22175 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22176 rs6000_emit_cbranch): Accept mode and operands.
22177 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22178 rs6000_compare_fp_p): Delete.
22179 (rs6000_generate_compare): Accept mode and comparison. Extract code
22180 and op0/op1 from there. Replace references to rs6000_compare_op0
22181 and rs6000_compare_op1.
22182 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22183 extract result from passed operands.
22184 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22185 extract loc from passed operands.
22186 (rs6000_emit_cmove): Likewise.
22187 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22188 rs6000_compare_fp_p): Delete.
22189 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22190 (cbranch<GPR>4, cbranch<FP>4): New.
22191 (cstore<mode>4): New. Consolidate here all choices about when to use
22192 portable or specialized sCC sequences.
22193 (stack_protect_test): Use cbranchsi4.
22194 (conditional_trap): Replace with ctrap<GPR>4.
22195 (conditional trap insn): Replace trap_comparison_operator with
22196 ordered_comparison_operator.
22198 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22199 (s390_emit_prologue): Use ctrap.
22200 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22201 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22202 New predicates replacing...
22203 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22204 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22205 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22206 (add<mode>cc): Do not use s390_compare_op0/op1.
22207 (s<code>): Change to...
22208 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22209 (seq): Change to...
22210 (cstorecc4): ... this. Handle EQ or NE equally.
22211 (*sne): Un-privatize for use in cstorecc4.
22212 (b<code>): Change to...
22213 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22214 (conditional_trap): Replace with...
22215 (ctrap<GPR>4, ctrap<FP>4): ... these.
22216 (stack_protect): Use cbranchcc4.
22218 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22219 * config/score/score-protos.h (score_gen_cmp): Delete.
22220 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22221 (score_block_move-loop): Use cbranchsi4.
22222 * config/score/score.md (cbranchsi4): New.
22223 (cmpsi, bCC): Delete.
22224 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22225 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22226 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22227 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22228 * config/score/score3.h (score3_gen_cmp): Delete.
22229 * config/score/score7.h (score7_gen_cmp): Delete.
22231 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22232 (sh_emit_scc_to_t): ... this. Return void.
22233 (from_compare): Rename to...
22234 (sh_emit_compare_and_branch): ... this.
22235 (sh_emit_compare_and_set): New.
22236 (sh_expand_t_scc): Accept operands.
22237 * config/sh/predicates.md (sh_float_comparison_operator): New.
22238 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22239 (prepare_scc_operands): Rename to...
22240 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22242 (sh_emit_cheap_store_flag): New.
22243 (sh_emit_set_t_insn): New.
22244 (from_compare): Rename to...
22245 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22246 handling of TARGET_SH2E floating point to avoid recursive call.
22247 Generate branch here.
22248 (sh_emit_compare_and_set): New.
22249 (sh_expand_t_scc): Get op0/op1 from arguments.
22250 (sh_emit_cheap_store_flag): New.
22251 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22253 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22254 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22255 (movsicc, movdicc): Do nothing when it recreated operands from
22256 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
22257 prepare_scc_operands (now sh_emit_scc_to_t).
22258 (udivdi3): Use cstoresi4.
22259 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
22260 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
22261 (cbranchint4_media, cbranchfp4_media): New.
22262 (casesi): Use cbranchdi4.
22263 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
22265 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
22266 (movnegt): Remove second operand.
22267 (cbranchsf4, cbranchdf4): New.
22268 (stack_protect): Use cbranchdi4/cbranchsi4.
22270 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
22271 (gen_compare_reg): Accept comparison, extract part of it to...
22272 (gen_compare_reg_1): ... this.
22273 (gen_compare_operator): Delete.
22274 (gen_v9_scc): Accept separate destination, comparison code and arms.
22275 Do not use sparc_compare_op0/sparc_compare_op1.
22276 (emit_scc_insn, emit_conditional_branch_insn): New.
22277 (emit_v9_brxx): Make static. Remove useless assertion.
22278 (sparc_emit_float_lib_cmp): Return RTL instead of calling
22280 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
22281 * config/sparc/sparc-protos.h (gen_compare_reg,
22282 sparc_emit_float_lib_cmp): Adjust prototype.
22283 (emit_scc_insn, emit_conditional_branch_insn): New.
22284 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
22285 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
22286 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
22287 iterators to the top.
22288 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
22289 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
22290 snedi_special_trunc): Delete.
22291 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
22292 and snedi_special_trunc.
22293 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
22294 cbranchdi4, cbranch<F:mode>4): New.
22295 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
22296 here. Use gen_compare_reg instead of gen_compare_operator.
22297 (conditional_trap): Replace with...
22298 (ctrapsi4, ctrapdi4): ... this.
22299 (stack_protect_test): Use cbranchcc4.
22301 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
22303 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
22304 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
22305 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
22306 from operands[0] or operands[3] depending on is_set.
22307 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
22308 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
22309 cmpdf, bCC), sCC: Remove.
22310 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
22311 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
22313 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
22314 spu_emit_branch_or_set.
22316 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
22318 * config/stormy16/stormy16.h (xstormy16_compare_op0,
22319 xstormy16_compare_op1): Delete.
22320 * config/stormy16/stormy16.c (xstormy16_compare_op0,
22321 xstormy16_compare_op1): Delete.
22322 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
22324 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
22325 (cmphi, cmpsi, bCC): Remove.
22327 * config/v850/v850.md (tstsi, cmpsi): Fold into...
22328 (*cmpsi): ... this one.
22329 (cbranchsi4, cstoresi4): New.
22330 (bCC expanders): Delete.
22331 (sCC insns): Fold into...
22332 (*setcc): ... this one.
22333 (casesi): Do not use gen_cmpsi and gen_bgtu.
22334 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
22335 (movsicc): Simplify.
22336 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
22338 * config/vax/vax-protos.h (cond_name): New.
22339 (vax_output_conditional_branch): Remove.
22340 * config/vax/vax.c (cond_name): New.
22341 (vax_output_conditional_branch): Remove.
22342 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
22343 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
22344 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
22345 (bit<VAXint>): Wrap source with (compare).
22346 (b<code> and following unnamed pattern): Rename to *branch and
22347 *branch_reversed. Change macroization to match_operator.
22348 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
22350 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
22351 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
22352 Change last argument to machine_mode.
22353 (xtensa_expand_scc): Add machine_mode argument.
22354 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
22355 (gen_conditional_move, xtensa_expand_conditional_branch,
22356 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
22357 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
22358 Adjust operand numbers.
22359 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
22361 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
22362 (cmpsi, cmpsf, b<code>, s<code>): Delete.
22363 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
22365 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22367 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22368 causes spurious differences between trunk and cond-optab branch.
22370 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22373 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
22375 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
22377 * tree.c (iterative_hash_pointer): Delete.
22378 (iterative_hash_expr): Short-circuit handling of NULL pointer.
22379 Hash UIDs and versions of SSA names. Don't special-case built-in
22380 function declarations.
22382 2009-05-11 Ian Lance Taylor <iant@google.com>
22385 * graphite.c: Force -Wc++-compat to only be a warning before
22386 #including "cloog/cloog.h".
22388 2009-05-11 Martin Jambor <mjambor@suse.cz>
22390 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
22392 2009-05-11 Jan Hubicka <jh@suse.cz>
22394 * tree-ssa-loop-ivcanon.c: Include target.h
22395 (struct loop_size): new structure.
22396 (constant_after_peeling): New predicate.
22397 (tree_estimate_loop_size): New function.
22398 (estimated_unrolled_size): Rewrite for new estimates.
22399 (try_unroll_loop_completely): Use new estimates.
22400 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
22402 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22404 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
22405 libcpp interface change.
22406 (spu_macro_to_expand): Likewise.
22408 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
22410 PR tree-optimization/40026
22411 * gimplify.c (gimplify_init_constructor): Change initial conditional
22412 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
22413 optimize_compound_literals_in_ctor.
22415 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
22417 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
22419 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
22421 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
22423 * tree-vect-data-refs.c (vect_analyze_group_access): Use
22424 HOST_WIDE_INT for gap.
22426 2009-05-11 Ira Rosen <irar@il.ibm.com>
22428 PR tree-optimization/40074
22429 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
22430 account in group size and step comparison.
22432 2009-05-11 Richard Guenther <rguenther@suse.de>
22434 * passes.c (init_optimization_passes): Strip now incorrect comment.
22435 (execute_function_todo): Do not set PROP_alias.
22436 * tree-pass.h (PROP_alias): Remove.
22437 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
22438 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
22439 * tree-nrv.c (pass_return_slot): Likewise.
22440 * tree-object-size.c (pass_object_sizes): Likewise.
22441 * tree-ssa-dom.c (pass_dominator): Likewise.
22442 (pass_phi_only_cprop): Likewise.
22443 * tree-ssa-dse.c (pass_dse): Likewise.
22444 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
22445 (pass_cselim): Likewise.
22446 * tree-ssa-pre.c (pass_pre): Likewise.
22447 (pass_fre): Likewise.
22448 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
22449 * tree-ssa-sink.c (pass_sink_code): Likewise.
22450 * tree-stdarg.c (pass_stdarg): Likewise.
22451 * tree-tailcall.c (pass_tail_calls): Likewise.
22452 * tree-vrp.c (pass_vrp): Likewise.
22454 2009-05-10 Ian Lance Taylor <iant@google.com>
22456 * basic-block.h (enum profile_status): Break out of struct
22457 control_flow_graph.
22458 * cgraph.h (struct inline_summary): Break out of struct
22460 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
22461 of struct cgraph_order_sort.
22462 * combine.c (enum undo_kind): New enum, broken out of struct undo.
22463 * cse.c (struct branch_path): Break out of struct
22464 cse_basic_block_data.
22465 * except.h (enum eh_region_type): Break out of struct eh_region.
22466 * gcc.c (enum add_del): Break out of struct modify_target.
22467 * genrecog.c (enum decision_type): Break out of struct decision_test.
22468 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
22470 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
22471 * regmove.c (enum match_use): New enum, broken out of struct match.
22472 * sched-int.h (enum post_call_group): New enum, broken out of
22474 (struct deps_reg): Break out of struct deps.
22475 * target.h (struct asm_int_op): Break out of struct gcc_target.
22476 * tree-eh.c (struct goto_queue_node): Break out of struct
22478 * tree-inline.h (enum copy_body_cge_which): Break out of
22480 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
22482 * c-decl.c (in_struct, struct_types): New static variables.
22483 (pushtag): Add loc parameter. Change all callers.
22484 (lookup_tag): Add ploc parameter. Change all callers.
22485 (check_compound_literal_type): New function.
22486 (parser_xref_tag): Add loc parameter. Change all callers. If
22487 -Wc++-compat, warn about struct/union/enum types defined within a
22489 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
22490 and loc parameters. Change all callers. Change error calls to
22491 error_at, using loc. For a redefinition, if the location of the
22492 original definition is known, report it. Set in_struct and
22493 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
22494 (finish_struct): Add new parameters enclosing_in_struct and
22495 enclosing_struct_types. Change all callers. Set
22496 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
22497 in the struct. If in a struct, add this struct to struct_types.
22498 (start_enum): Add loc parameter. Change all callers. Use
22499 error_at for errors, using loc. For a redefinition, if the
22500 location of the original definition is known, report it. If in a
22501 struct, add this enum type to struct_types. If -Wc++-compat warn
22502 if in sizeof, typeof, or alignof.
22503 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
22504 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
22505 (c_parser_enum_specifier): Get enum location for start_enum.
22506 (c_parser_struct_or_union_specifier): Get struct location for
22507 start_struct. Save in_struct and struct_types status between
22508 start_struct and finish_struct.
22509 (c_parser_cast_expression): Get location of cast.
22510 (c_parser_alignof_expression): Get location of type.
22511 (c_parser_postfix_expression): Likewise.
22512 (c_parser_postfix_expression_after_paren_type): Add type_loc
22513 parameter. Change all callers. Call check_compound_literal_type.
22514 Use type_loc for error about variable size type.
22515 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
22516 of an enum constant from an enum type defined in a struct or union.
22517 (c_cast_expr): Add loc parameter. Change all callers. If
22518 -Wc++-compat, warn about defining a type in a cast.
22519 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
22520 (start_enum, start_struct, finish_struct): Update declarations.
22521 (parser_xref_tag, c_cast_expr): Update declarations.
22522 (check_compound_literal_type): Declare.
22524 2009-05-11 Ben Elliston <bje@au.ibm.com>
22526 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
22527 for recent libcpp interface change.
22528 (rs6000_macro_to_expand): Likewise.
22530 2009-05-10 Michael Matz <matz@suse.de>
22533 * config/arm/arm.c (require_pic_register): Emit on entry edge,
22534 not at entry of function.
22536 2009-05-10 Richard Guenther <rguenther@suse.de>
22538 PR tree-optimization/40081
22540 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22541 using the main variant of the element type. Do not fiddle with
22542 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22544 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
22545 structs with volatile fields.
22547 2009-05-10 Jan Hubicka <jh@suse.cz>
22549 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
22550 (estimate_move_cost): Assert that it does not get called for
22552 (estimate_num_insns): Skip VOID types in argument handling.
22553 (optimize_inline_calls): Delete unreachable blocks and verify that
22554 callgraph is valid.
22556 2009-05-10 Jan Hubicka <jh@suse.cz>
22558 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
22559 * cgraph.c (cgraph_mark_address_taken_node): New function.
22560 (dump_cgraph_node): Dump new flag.
22561 * cgraph.h (struct cgraph_node): Add address_taken.
22562 (cgraph_mark_address_taken_node): New function.
22563 * ipa.c (cgraph_postorder): Prioritize functions with address taken
22564 since new direct calls can be born.
22566 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22568 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
22569 tok->val.node.node.
22571 2009-05-10 Jan Hubicka <jh@suse.cz>
22573 PR middle-end/40084
22574 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
22576 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
22577 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
22578 * tree-inline.c (copy_bb): Set frequency correctly.
22579 (fold_marked_statements): Update call to
22580 cgraph_update_edges_for_call_stmt.
22582 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22584 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
22585 identifiers in diagnostics.
22586 * config/arm/arm.c (arm_handle_fndecl_attribute,
22587 arm_handle_isr_attribute): Likewise.
22588 * config/avr/avr.c (avr_handle_progmem_attribute,
22589 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
22590 * config/bfin/bfin.c (handle_int_attribute,
22591 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
22592 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
22593 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
22595 * config/darwin.c (darwin_handle_kext_attribute,
22596 darwin_handle_weak_import_attribute): Likewise.
22597 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
22598 h8300_handle_eightbit_data_attribute,
22599 h8300_handle_tiny_data_attribute): Likewise.
22600 * config/i386/i386.c (ix86_handle_cconv_attribute,
22601 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
22602 * config/i386/winnt.c (ix86_handle_shared_attribute,
22603 ix86_handle_selectany_attribute): Likewise.
22604 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
22605 * config/m32c/m32c.c (function_vector_handler): Likewise.
22606 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
22607 m68hc11_handle_fntype_attribute): Likewise.
22608 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
22609 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
22610 * config/mips/mips.c (mips_insert_attributes,
22611 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
22612 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
22613 rs6000_handle_struct_attribute): Likewise.
22614 * config/sh/sh.c (sh_insert_attributes,
22615 sh_handle_resbank_handler_attribute,
22616 sh_handle_interrupt_handler_attribute,
22617 sh2a_handle_function_vector_handler_attribute,
22618 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
22620 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
22621 * config/spu/spu.c (spu_handle_fndecl_attribute,
22622 spu_handle_vector_attribute): Likewise.
22623 * config/stormy16/stormy16.c
22624 (xstormy16_handle_interrupt_attribute): Likewise.
22625 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
22626 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
22628 2009-05-10 Joseph Myers <joseph@codesourcery.com>
22630 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
22631 (pp_translate_identifiers): New.
22632 (pp_identifier): Only conditionally translate identifier to locale
22634 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
22635 (pp_base_tree_identifier): Only conditionally translate identifier
22636 to locale character set.
22637 * c-pretty-print.c (M_): Define.
22638 (pp_c_type_specifier, pp_c_primary_expression): Mark English
22639 fragments for conditional translation with M_.
22640 * tree-pretty-print.c (maybe_init_pretty_print): Disable
22641 identifier translation.
22643 2009-05-10 Richard Guenther <rguenther@suse.de>
22645 PR tree-optimization/40081
22646 * tree-sra.c (instantiate_element): Instantiate scalar replacements
22647 using the main variant of the element type. Do not fiddle with
22648 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
22650 2009-05-09 Jan Hubicka <jh@suse.cz>
22652 PR middle-end/40080
22653 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
22654 indirect calls; verify cgraph afterwards.
22656 2009-05-09 Jan Hubicka <jh@suse.cz>
22659 * ipa.c (update_inlined_to_pointer): New function.
22660 (cgraph_remove_unreachable_nodes): Use it.
22662 2009-05-09 Jan Hubicka <jh@suse.cz>
22664 * tree-eh.c (struct leh_state): Remove prev_try.
22665 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
22666 not track prev_try.
22667 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
22668 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
22669 remove_eh_handler_and_replace, foreach_reachable_handler,
22670 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
22671 * except.h (struct eh_region): Remove eh_region_u_cleanup.
22672 (gen_eh_region_cleanup): Update prototype.
22674 2009-05-09 Jan Hubicka <jh@suse.cz>
22676 PR middle-end/40043
22677 * except.c (copy_eh_region): Always set prev_try.
22678 (redirect_eh_edge_to_label): Find outer try.
22679 (foreach_reachable_handler): When looking for prev try
22680 handle case where previous try is not going to be taken.
22682 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
22684 PR tree-optimization/40049
22685 * tree-vect-stmts.c (vectorizable_operation): If the machine has
22686 only vector/vector shifts, convert the type of the constant to the
22687 appropriate type to avoid building incorrect trees, which
22688 eventually have problems with garbage collection.
22690 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22692 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
22693 -1 for complex floating-point types if honoring signed zeros.
22695 2009-05-08 Jan Hubicka <jh@suse.cz>
22697 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
22698 argument; handle correctly when profile is absent.
22699 (build_cgraph_edges): Update.
22700 (rebuild_cgraph_edges): Update.
22701 * cgraph.c: Do not include varray.h.
22702 (cgraph_set_call_stmt_including_clones): New function.
22703 (cgraph_create_edge_including_clones): Likewise
22704 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
22705 (cgraph_update_edges_for_call_stmt): Handle clones.
22706 (cgraph_remove_node): Handle clone tree.
22707 (cgraph_remove_node_and_inline_clones): New function.
22708 (dump_cgraph_node): Dump clone tree.
22709 (cgraph_clone_node): Handle clone tree.
22710 (clone_function_name): Bring here from tree-inline.c.
22711 (cgraph_create_virtual_clone): New function.
22712 * cgraph.h (ipa_replace_map): Move here from ipa.h.
22713 (cgraph_clone_info): New function.
22714 (strut cgraph_node): Add clone_info and new clone tree pointers.
22715 (cgraph_remove_node_and_inline_clones,
22716 cgraph_set_call_stmt_including_clones,
22717 cgraph_create_edge_including_clones,
22718 cgraph_create_virtual_clone): Declare.
22719 (cgraph_function_versioning): Use VEC argument.
22720 (compute_call_stmt_bb_frequency): Update prototype.
22721 (cgraph_materialize_all_clones): New function.
22722 * ipa-cp.c (ipcp_update_cloned_node): Remove.
22723 (ipcp_create_replace_map): Update to VECtors.
22724 (ipcp_update_callgraph): Use virtual clones.
22725 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
22726 (ipcp_update_profiling): Do not update local profiling.
22727 (ipcp_insert_stage): Use VECtors and virtual clones.
22728 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
22729 (clone_of_p): New function.
22730 (cgraph_preserve_function_body_p): Use clone tree.
22731 (cgraph_optimize): Materialize clones.
22732 (cgraph_function_versioning): Update for VECtors.
22733 (save_inline_function_body): Use clone tree.
22734 (cgraph_materialize_clone): New function.
22735 (cgraph_materialize_all_clones): Likewise.
22736 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
22737 * ipa.c: Include gimple.h.
22738 (cgraph_remove_unreachable_nodes): Use clone tree.
22739 * ipa-prop.c (ipa_note_param_call): Update call to
22740 compute_call_stmt_bb_frequencycall.
22741 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
22742 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
22743 (copy_bb): Handle updating of clone tree; add new edge when new call
22745 (expand_call_inline): Be strict about every call having edge.
22746 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
22747 (delete_unreachable_blocks_update_callgraph): New function.
22748 (tree_function_versioning): Use VECtors; always remove unreachable
22749 blocks and fold conditionals.
22750 * tree-inline.h: Do not include varray.h.
22751 (tree_function_versioning): Remove.
22752 * Makefile.in (GTFILES): Remove tree-inline.c
22753 * passes.c (do_per_function): Do only functions having body.
22754 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
22757 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
22758 Andrew Morrow <acm@google.com>
22761 * c-common.c (c_common_attribute_table): Permit deprecated
22762 attribute to take an optional argument.
22763 (handle_deprecated_attribute): If the optional argument to
22764 __attribute__((deprecated)) is not a string ignore the attribute
22765 and emit a warning.
22767 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
22768 * c-typeck.c (build_component_ref): Likewise.
22769 (build_external_ref): Likewise.
22771 * toplev.c (warn_deprecated_use): Add an attribute argument.
22772 Emit the message associated with __attribute__((deprecated)).
22774 * toplev.h (warn_deprecated_use): Updated.
22776 * doc/extend.texi: Document new optional parameter to
22777 __attribute__((deprecated))
22779 2009-05-08 Michael Eager <eager@eagercon.com>
22781 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
22782 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
22784 2009-05-08 Richard Guenther <rguenther@suse.de>
22786 PR tree-optimization/40062
22787 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
22788 Avoid exponential behavior.
22790 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22792 PR rtl-optimization/33928
22794 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
22795 process_uses, build_single_def_use_links): New.
22796 (update_df): Update use_def_ref.
22797 (forward_propagate_into): Use get_def_for_use instead of use-def
22799 (fwprop_init): Call build_single_def_use_links and let it initialize
22801 (fwprop_done): Free use_def_ref.
22802 (fwprop_addr): Eliminate duplicate call to df_set_flags.
22803 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
22804 df_rd_simulate_one_insn): New.
22805 (df_rd_bb_local_compute_process_def): Update head comment.
22806 (df_chain_create_bb): Use the new RD simulation functions.
22807 * df.h (df_rd_simulate_artificial_defs_at_top,
22808 df_rd_simulate_one_insn): New.
22809 * opts.c (decode_options): Enable fwprop at -O1.
22810 * doc/invoke.texi (-fforward-propagate): Document this.
22812 2009-05-08 Joseph Myers <joseph@codesourcery.com>
22815 * c-typeck.c (build_binary_op): Handle arithmetic between one real
22816 and one complex operand specially.
22817 * tree-complex.c (some_nonzerop): Do not identify a real value as
22818 zero if flag_signed_zeros.
22820 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22822 PR rtl-optimization/33928
22823 * loop-invariant.c (record_use): Fix && vs. || mishap.
22825 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
22827 PR rtl-optimization/33928
22828 * loop-invariant.c (struct use): Add addr_use_p.
22829 (struct def): Add n_addr_uses.
22830 (struct invariant): Add cheap_address.
22831 (create_new_invariant): Set cheap_address.
22832 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
22833 (record_uses): Pass df_ref to record_use.
22834 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
22837 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
22839 * config/sh/sh.c: Do not include c-pragma.h.
22841 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
22843 * config/spu/spu.c: Remove include of c-common.h.
22845 2009-05-07 Janis Johnson <janis187@us.ibm.com>
22848 * c-common.h (mark_valid_location_for_stdc_pragma,
22849 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
22850 clear_float_const_decimal64, float_const_decimal64_p): New.
22851 * c.opt (Wunsuffixed-float-constants): New.
22852 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
22853 unsuffixed float constant, handle new warning.
22854 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
22855 * c-decl.c (c_scope): New flag float_const_decimal64.
22856 (set_float_const_decimal64, clear_float_const_decimal64,
22857 float_const_decimal64_p): New.
22858 (push_scope): Set new flag.
22859 * c-parser.c (c_parser_translation_unit): Mark when it's valid
22860 to use STDC pragmas.
22861 (c_parser_external_declaration): Ditto.
22862 (c_parser_compound_statement_nostart): Ditto.
22863 * c-pragma.c (valid_location_for_stdc_pragma,
22864 mark_valid_location_for_stdc_pragma,
22865 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
22866 handle_pragma_float_const_decimal64): New.
22867 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
22868 * cp/semantics.c (valid_location_for_stdc_pragma_p,
22869 set_float_const_decimal64, clear_float_const_decimal64,
22870 float_const_decimal64_p): New dummy functions.
22871 * doc/extend.texi (Decimal Float): Remove statement that the
22872 pragma, and suffix for double constants, are not supported.
22873 * doc/invoke.texi (Warning Options): List new option.
22874 (-Wunsuffixed-float-constants): New.
22876 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
22878 * config/i386/i386.c: Do not include c-common.h.
22880 2009-05-07 Mark Heffernan <meheff@google.com>
22882 * doc/invoke.texi (Debugging Options): Document change of debugging
22884 * opts.c (decode_options): Make dump_base_name relative to
22885 aux_base_name directory.
22887 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
22889 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
22890 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
22892 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
22894 * Makefile.in (install-plugin): Simplify a bit.
22896 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
22898 * Makefile.in (OBJS-common): Add regcprop.o.
22900 * timevar.def (TV_CPROP_REGISTERS): New.
22901 * regrename.c (regrename_optimize): Return 0.
22902 (rest_of_handle_regrename): Delete.
22903 (pass_rename_registers): Point to regrename_optimize.
22904 (struct value_data_entry, struct value_data,
22905 kill_value_one_regno, kill_value_regno, kill_value,
22906 set_value_regno, init_value_data, kill_clobbered_value,
22907 kill_set_value, kill_autoinc_value, copy_value,
22908 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
22909 replace_oldest_value_reg, replace_oldest_value_addr,
22910 replace_oldest_value_mem, copyprop_hardreg_forward_1,
22911 debug_value_data, validate_value_data): Move...
22912 * regcprop.c: ... here.
22913 (rest_of_handle_cprop): Delete.
22914 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
22916 2009-05-07 Jakub Jelinek <jakub@redhat.com>
22918 PR middle-end/40057
22919 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
22920 GEN_INT for 1 << bitnum.
22921 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
22922 build_int_cst_type.
22924 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
22926 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
22927 Remove wrong description of "nand" operation.
22929 2009-05-06 Richard Guenther <rguenther@suse.de>
22930 Adam Nemet <anemet@caviumnetworks.com>
22932 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
22933 comment. Add that if LHS is not a gimple register, then RHS1 has
22934 to be a single object (GIMPLE_SINGLE_RHS).
22936 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
22938 * expr.c (get_def_for_expr): Move it up in the file.
22939 (store_field): When expanding a bit-field store, look at the
22940 defining gimple stmt for the masking conversion.
22942 2009-05-06 Janis Johnson <janis187@us.ibm.com>
22944 PR middle-end/39986
22945 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
22946 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
22947 32-bit memcpy into long.
22949 2009-05-06 Jakub Jelinek <jakub@redhat.com>
22951 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
22952 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
22954 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
22955 instead of appending DW_OP_deref*.
22957 2009-05-06 Michael Matz <matz@suse.de>
22959 PR middle-end/40021
22960 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
22961 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
22963 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
22965 * Makefile.in (install-plugin): Fix srcdir handling.
22967 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
22969 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
22970 when processing for not_regs_needed bitmap.
22971 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
22972 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
22973 handling it for rhs.
22975 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22977 * config/i386/i386.md (unnamed inc/dec peephole): Use
22978 optimize_insn_for_size_p instead of optimize_size.
22979 * config/i386/predicates.md (incdec_operand): Likewise.
22980 (aligned_operand): Likewise.
22981 * config/i386/sse.md (divv8sf3): Likewise.
22982 (sqrtv8sf2): Likewise.
22984 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22986 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
22988 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
22990 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
22992 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
22993 ssemodesuffixf2c with avxmodesuffixf2c.
22995 2009-05-06 Joseph Myers <joseph@codesourcery.com>
22998 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23000 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23002 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23003 (struct tree_base): Adjust spacing for 8 bit boundaries.
23004 (struct tree_decl_common): Add decl_by_reference_flag bit.
23005 (DECL_BY_REFERENCE): Adjust.
23006 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23007 print DECL_BY_REFERENCE bit.
23008 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23009 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23010 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23011 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23014 PR middle-end/39666
23015 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23016 range of the type, but default label is missing, add it with one
23017 of the existing labels instead of adding a new label for it.
23019 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23023 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23025 * Makefile.in (enable_plugin, plugin_includedir): New.
23026 (install): Depend on install-plugin.
23027 (PLUGIN_HEADERS): New.
23028 (install-plugin): New.
23029 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23031 2009-05-05 Richard Guenther <rguenther@suse.de>
23033 PR tree-optimization/40022
23034 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23036 (phivn_valid_p): Fix tuplification error, simplify.
23037 (phiprop_insert_phi): Add dumps.
23038 (propagate_with_phi): Simplify.
23040 2009-05-05 Richard Guenther <rguenther@suse.de>
23042 PR middle-end/40023
23043 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23045 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23047 * tree.h (strip_float_extensions): Remove duplicate declaration.
23048 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23049 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23050 block_ultimate_origin): Rearrange the declarations line to match the
23051 comment that indicates the .c file which the functions are defined.
23052 (dwarf2out_*, set_decl_rtl): Add comment.
23053 (get_base_address): Adjust comment.
23054 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23055 declarations line and add comment.
23056 (is_builtin_name): Add blank after function name, for clarity.
23058 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23060 * attribs.c (decl_attributes): Use %qE for identifiers in
23062 * cgraphunit.c (verify_cgraph_node): Translate function names to
23063 locale character set in diagnostics.
23064 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23066 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23067 Document that functions are named in UTF-8.
23068 * expr.c (expand_expr_real_1): Translate function names to locale
23069 character set in diagnostics.
23070 * gimplify.c (omp_notice_variable, omp_is_private,
23071 gimplify_scan_omp_clauses): Use %qE for identifiers in
23073 * langhooks.c (lhd_print_error_function): Translate function names
23074 to locale character set.
23075 * langhooks.h (decl_printable_name): Document that return value is
23076 in internal character set.
23077 * stmt.c: Include pretty-print.h
23078 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23080 (resolve_operand_name_1): Translate named operand name to locale
23082 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23084 * toplev.c (announce_function): Translate function names to locale
23086 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23087 (default_tree_printer): Use pp_identifier or translate identifiers
23088 to locale character set. Mark "<anonymous>" for translation.
23089 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23090 for identifiers in diagnostics.
23091 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23093 * varasm.c (output_constructor): Use %qE for identifiers in
23096 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23098 * configure.ac: use ` ` instead of $()
23099 * configure: Regenerate.
23101 2009-05-05 Ben Elliston <bje@au.ibm.com>
23103 * config/pa/linux-atomic.c: Eliminate conditional include of
23104 errno.h on non-LP64 systems to simplify build requirements.
23106 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23108 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23110 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23111 and pass value to identifier_to_locale.
23112 (warn_variable_length_array): Make name a tree.
23113 (grokdeclarator): Separate diagnostic texts for named and unnamed
23114 declarators. Use %qE for named declarators.
23115 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23117 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23118 identifiers in diagnostics.
23119 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23120 identifier_to_locale. Mark "anonymous" strings for translation.
23122 2009-05-04 Michael Eager <eager@eagercon.com>
23124 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23125 address for DImode/DFmode only if double-precision FP regs.
23127 2009-05-04 Michael Eager <eager@eagercon.com>
23129 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23130 TARGET_SINGLE_FLOAT check.
23132 2009-05-04 Michael Eager <eager@eagercon.com>
23134 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23136 2009-05-04 Michael Eager <eager@eagercon.com>
23138 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23139 * config/rs6000/t-xilinx: New
23141 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23143 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23144 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23145 * gcc/explow.c (memory_address): Use target hook.
23146 * gcc/targhooks.c (default_legitimize_address): New.
23147 * gcc/targhooks.h (default_legitimize_address): New.
23148 * gcc/target.h (legitimize_address): New.
23149 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23150 (TARGET_INITIALIZER): Include it.
23151 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23153 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23154 * config/bfin/bfin.c (legitimize_address): Remove.
23155 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23156 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23158 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23159 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23161 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23162 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23163 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23164 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23165 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23166 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23167 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23168 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23169 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23170 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23171 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23172 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23173 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23174 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23175 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23176 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23177 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23178 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23179 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23180 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23181 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23182 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23183 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23185 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23186 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23187 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23188 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23189 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23190 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23191 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23192 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23193 (thumb_legitimize_address): Delete.
23194 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23195 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23196 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23197 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23198 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23199 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23201 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23204 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23205 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23206 * config/m32r/m32r.c (m32r_legitimize_address): New.
23207 * config/m68k/m68k.c (m68k_legitimize_address): New.
23208 * config/score/score.c (score_legitimize_address): Standardize.
23209 * config/score/score3.c (score3_legitimize_address): Standardize.
23210 * config/score/score3.h (score3_legitimize_address): Adjust.
23211 * config/score/score7.c (score7_legitimize_address): Standardize.
23212 * config/score/score7.h (score7_legitimize_address): Adjust.
23213 * config/sh/sh.c (sh_legitimize_address): New.
23214 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23216 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23217 (s390_legitimize_address): ... this.
23218 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23219 (sparc_legitimize_address): ... this.
23220 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23221 (ix86_legitimize_address): ... this.
23222 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23223 (avr_legitimize_address): ... this.
23224 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23225 (mn10300_legitimize_address): ... this.
23226 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23227 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23228 (alpha_expand_mov): Adjust call.
23230 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23231 * config/spu/spu.c (spu_legitimize_address): Likewise.
23232 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23233 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23235 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23237 * intl.c (locale_encoding, locale_utf8): New.
23238 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23239 * intl.h (locale_encoding, locale_utf8): Declare.
23240 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23241 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23243 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23245 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23246 (pp_base_tree_identifier): Declare as function.
23247 (identifier_to_locale): Declare.
23248 * Makefile.in (pretty-print.o): Update dependencies.
23249 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23251 2009-05-04 Richard Guenther <rguenther@suse.de>
23253 PR middle-end/40015
23254 * builtins.c (fold_builtin_memory_op): Do not decay to element
23255 type if the size matches the whole array.
23257 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23259 * expmed.c (synth_mult): When trying out a shift, pass the result
23262 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
23264 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
23265 (shiftsub1_cost): New.
23266 (init_expmed): Compute shiftsub1_cost.
23267 (synth_mult): Optimize multiplications by constants of the form
23268 -(2^^m-1) for some constant positive integer m.
23270 2009-05-03 Richard Guenther <rguenther@suse.de>
23273 * c-typeck.c (array_to_pointer_conversion): Do not built
23274 ADDR_EXPRs of arrays of pointer-to-element type.
23275 * c-gimplify.c (c_gimplify_expr): Revert change fixing
23276 up wrong ADDR_EXPRs after-the-fact.
23277 * c-common.c (strict_aliasing_warning): Strip pointer
23278 conversions for obtaining the original type.
23279 * builtins.c (fold_builtin_memset): Handle array types.
23280 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
23283 2009-05-03 Richard Guenther <rguenther@suse.de>
23285 PR middle-end/23329
23286 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
23287 Do not lose casts from array types with unknown extent to array
23288 types with known extent.
23289 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
23290 alias set compatibility.
23292 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
23294 * flags.h (extra_warnings): Delete.
23295 * toplev.c (process_options): Handle Wuninitialized here.
23296 * opts.c (extra_warnings): Delete.
23297 (set_Wextra): Delete.
23298 (common_handle_option): -Wextra can be handled automatically.
23299 * c-opts.c (c_common_handle_option): Delete obsolete code.
23300 (c_common_post_options): Simplify comment.
23301 * common.opt (W): Add Var.
23303 (Wuninitialized): Initialize to -1.
23305 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
23306 Richard Guenther <rguenther@suse.de>
23308 * expr.c (get_def_for_expr): New function.
23309 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
23310 SSA rather than trees.
23311 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
23312 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
23314 2009-05-03 Joseph Myers <joseph@codesourcery.com>
23316 * c-common.c (reswords): Add _Imaginary.
23317 * c-common.c (enum rid): Add RID_IMAGINARY.
23319 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
23321 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
23322 Patch by Richard Guenther.
23324 2009-05-03 Anatoly Sokolov <aesok@post.ru>
23326 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
23327 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
23328 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
23329 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
23330 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
23331 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
23332 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
23333 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
23334 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
23335 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
23336 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
23337 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
23338 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
23339 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
23340 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
23341 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
23342 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
23343 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
23345 2009-05-02 Richard Guenther <rguenther@suse.de>
23347 PR tree-optimization/39940
23348 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
23351 2009-05-02 Richard Guenther <rguenther@suse.de>
23353 PR middle-end/40001
23354 * tree-ssa.c (execute_update_addresses_taken): Properly check
23355 if we can mark a variable DECL_GIMPLE_REG_P.
23356 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
23357 back to the end of the function.
23358 (is_gimple_reg_type): Remove complex type special casing.
23359 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
23362 2009-05-02 Ben Elliston <bje@au.ibm.com>
23364 * doc/collect2.texi (Collect2): Document search path behaviour
23365 when configured with --with-ld.
23367 2009-05-02 Jan Hubicka <jh@suse.cz>
23369 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
23370 parameter; update callers.
23371 (coalesce_cost_edge): EH edges are costier because they needs
23372 splitting even if not critical and even more costier when there are
23373 multiple EH predecestors.
23375 2009-05-02 Jan Hubicka <jh@suse.cz>
23377 * except.c (remove_eh_handler_and_replace): Handle updating after
23378 removing TRY blocks.
23380 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
23382 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
23384 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
23386 * varasm.c: Do not include c-pragma.h.
23387 * attribs.c: Do not incude c-common.h.
23389 2009-05-01 Michael Matz <matz@suse.de>
23391 * calls.c (initialize_argument_information): Handle SSA names like
23392 decls with a non MEM_P DECL_RTL.
23394 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23396 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
23397 * ipa-utils.c: Likewise.
23398 * ipa-type-escape.c: Likewise.
23399 * cgraphunit.c Do not include c-common.h.
23400 * ipa-pure-const.c: Likewise.
23401 * tree-if-conv.c: Likewise.
23402 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
23403 * ipa-struct-reorg.c: Likewise.
23404 * tree-nomudflap.c: Likewise.
23405 * tree-ssa-structalias.c: Likewise.
23407 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
23409 * store-motion.c: Many cleanups to make this pass a first-class
23410 citizen instead of an appendix to gcse load motion. Add TODO list
23411 to make this pass faster/cleaner/better.
23413 (struct ls_expr): Post gcse.c-split cleanups.
23414 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
23415 "stores" field to "avail_stores".
23416 (pre_ldst_mems): Rename to store_motion_mems.
23417 (pre_ldst_table): Rename to store_motion_mems_table.
23418 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
23419 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
23420 (ldst_entry): Rename to st_expr_entry, update users.
23421 (free_ldst_entry): Rename to free_st_expr_entry, update users.
23422 (free_ldst_mems): Rename to free_store_motion_mems, update users.
23423 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
23425 (first_ls_expr): Rename to first_st_expr, update users.
23426 (next_ls_expr): Rename to next_st_expr, update users.
23427 (print_ldst_list): Rename to print_store_motion_mems. Print names of
23428 fields properly for store motion instead of names inherited from load
23430 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
23431 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
23434 (ae_kill): Rename to st_kill, update users.
23435 (ae_gen): Rename to st_avloc, update users.
23436 (transp): Rename to st_transp, update users.
23437 (pre_insert_map): Rename to st_insert_map, update users.
23438 (pre_delete_map): Rename to st_delete_map, update users.
23439 (insert_store, build_store_vectors, free_store_memory,
23440 one_store_motion_pass): Update for abovementioned changes.
23442 (gcse_subst_count, gcse_create_count): Remove.
23443 (one_store_motion_pass): New statistics counters "n_stores_deleted"
23444 and "n_stores_created", local variables.
23446 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
23449 (regvec, compute_store_table_current_insn): Remove.
23450 (reg_set_info, reg_clear_last_set): Remove.
23451 (compute_store_table): Use DF caches instead of local dataflow
23454 2009-05-01 Joseph Myers <joseph@codesourcery.com>
23456 * c-objc-common.c (c_tree_printer): Print identifiers with
23457 pp_identifier, not pp_string. Mark "({anonymous})" for
23459 * c-pretty-print.c (pp_c_ws_string): New.
23460 (pp_c_cv_qualifier, pp_c_type_specifier,
23461 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
23462 pp_c_storage_class_specifier, pp_c_function_specifier,
23463 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
23464 pp_c_primary_expression, pp_c_postfix_expression,
23465 pp_c_unary_expression, pp_c_shift_expression,
23466 pp_c_relational_expression, pp_c_equality_expression,
23467 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
23468 use pp_string and pp_c_ws_string in place of pp_identifier and
23469 pp_c_identifier for non-identifiers. Mark English strings for
23471 * c-pretty-print.h (pp_c_ws_string): Declare.
23473 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
23474 Roland McGrath <roland@redhat.com>
23476 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
23477 (ENABLE_LD_BUILDID): New configuration option.
23478 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
23479 (LINK_BUILDID_SPEC): New macro.
23480 (init_spec): If defined, prepend it between LINK_EH_SPEC and
23482 * doc/install.texi: Document --enable-linker-build-id option.
23483 * configure: Rebuild.
23484 * config.in: Rebuild.
23486 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
23488 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
23489 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
23490 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
23491 MIPS_GP_SAVE_AREA_SIZE.
23492 * config/mips/mips.c (struct mips_frame_info): Update comment
23493 before arg_pointer_offset and hard_frame_pointer_offset.
23494 (mips_compute_frame_info): Update diagram before function: to
23495 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
23496 indicate the position of frame_pointer_rtx with -fstack-protector and
23497 to show args_size. Don't allocate cprestore area for leaf functions
23498 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
23500 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
23502 2009-04-30 Michael Matz <matz@suse.de>
23504 PR tree-optimization/39955
23505 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
23507 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
23509 * ira.c (setup_cover_and_important_classes): Use safe macro
23510 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
23512 * genpreds.c (write_tm_preds_h): Output suitable definition of
23513 REG_CLASS_FOR_CONSTRAINT.
23515 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23517 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
23519 * bitmap.c (bitmap_descriptor): Likewise.
23520 * ggc-common.c (loc_descriptor): Likewise.
23521 * varray.c (varray_descriptor): Likewise.
23522 * vec.c (vec_descriptor): Likewise.
23524 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
23526 * Makefile.in (dce.o): Add $(EXCEPT_H).
23527 * dce.c: Include except.h and delete redundant vector definitions.
23528 (deletable_insn_p): Return false for non-call insns that can throw
23531 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
23533 * gcse.c (ae_gen): Remove.
23534 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
23535 and make non-static function to make it available in store-motion.c.
23536 Update call sites with search-and-replace.
23537 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
23538 extract_mentioned_regs, extract_mentioned_regs_helper,
23539 find_moveable_store, compute_store_table, load_kills_store, find_loads,
23540 store_killed_in_insn, store_killed_after, store_killed_before,
23541 build_store_vectors, insert_insn_start_basic_block, insert-store,
23542 remove_reachable_equiv_notes, replace_store_insn, delete_store,
23543 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
23544 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
23545 * store-motion.c: ...new file. Also copy data structures from gcse.c
23546 and clean up to remove parts not used by store motion.
23547 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
23548 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
23550 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23553 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
23554 when optimizing for size.
23556 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
23558 * gcse.c (gcse_constant_p): Fix typo in last change.
23560 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
23562 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
23564 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
23566 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
23568 2009-04-29 James E. Wilson <wilson@codesourcery.com>
23570 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
23571 CONST_HIGH_PART result.
23573 2009-04-29 Anatoly Sokolov <aesok@post.ru>
23575 * config/avr/avr.c (initial_elimination_offset): Rename to
23576 avr_initial_elimination_offset.
23577 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
23578 change return type to bool.
23579 (avr_can_eliminate): New function.
23580 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
23581 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
23582 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
23583 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
23584 avr_initial_elimination_offset.
23585 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
23586 (avr_initial_elimination_offset): Define.
23588 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
23589 Steven Bosscher <steven@gcc.gnu.org>
23591 PR rtl-optimization/39938
23592 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
23593 * cfgrtl.c: Include insn-attr.h.
23594 (rest_of_pass_free_cfg): New function.
23595 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
23596 * resource.c (init_resource_info): Remove call to df_analyze.
23598 2009-04-29 Richard Guenther <rguenther@suse.de>
23601 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
23602 allow conversion to signed integers.
23604 2009-04-29 Richard Guenther <rguenther@suse.de>
23606 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
23607 shifts of floating point vectors if the shift amount is
23608 a constant multiple of the element size.
23610 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
23611 Michael Matz <matz@suse.de>
23613 PR middle-end/39927
23615 * tree-outof-ssa.c (emit_partition_copy): New function.
23616 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
23617 insert_part_to_rtx_on_edge): Perform the partition base var
23618 copy using emit_partition_copy.
23619 (insert_value_copy_on_edge): Convert constants to the right mode.
23620 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
23621 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
23623 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23625 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
23626 scan backwards to try to find a constant to initialize it.
23628 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
23629 insn before the loop_end instruction, don't look past labels.
23631 2009-04-29 Richard Guenther <rguenther@suse.de>
23633 PR middle-end/39937
23634 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
23635 loose type conversions.
23636 (forward_propagate_addr_expr): Fix tuplification bug. Remove
23637 stmts only if there are no uses of its definition.
23639 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23641 * config/bfin/bfin.h (splitting_loops): Declare.
23642 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
23643 Reorder bit definitions to be ascending.
23644 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
23645 * config/bfin/bfin.c (splitting_loops): New variable.
23646 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
23647 (struct loop_info): Remove members INIT and LOOP_INIT.
23648 (bfin_optimize_loop): Don't set them. Reorder the code that generates
23649 the LSETUP sequence. Allow LC to be loaded from any register, but
23650 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
23651 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
23653 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
23654 of reload_completed.
23657 * config/bfin/bfin.md (movsi_insn): Refine constraints.
23659 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
23661 * Makefile.in (PLUGIN_VERSION_H): New.
23662 (OBJS-common): Remove plugin-version.o.
23663 (plugin.o): Depend on (PLUGIN_VERSION_H).
23664 (plugin-version.o): Remove.
23665 * configure: Regenerate
23666 * configure.ac: Create plugin-version.h.
23667 * gcc-plugin.h (plugin_gcc_version): Remove.
23668 (plugin_default_version_check): Change signature.
23669 * plugin-version.c: Remove.
23670 * plugin.c: Include plugin-version.h.
23671 (str_plugin_gcc_version_name): Remove.
23672 (try_init_one_plugin): Pass gcc version to plugin_init.
23673 (plugin_default_version_check): Both gcc and plugin versions are now
23676 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23678 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
23679 problematic last insns. Test for TYPE_CALL rather than CALL_P.
23680 Remove special case testing for last insn of inner loops. Don't fail
23681 if the loop ends with a jump, emit an extra nop instead.
23683 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
23684 DREGS rather than comparing directly. Remove code that tries to
23685 account for latencies.
23687 2009-04-29 Richard Guenther <rguenther@suse.de>
23689 PR tree-optimization/39941
23690 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
23691 eliminating an indirect call.
23693 2009-04-29 Richard Guenther <rguenther@suse.de>
23695 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
23696 parameter. Allow invariants as base if !require_lvalue.
23697 (verify_gimple_assign_single): Adjust.
23699 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
23701 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
23702 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
23703 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
23704 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
23705 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
23707 * config/bfin/bfin.c (bfin_expand_builtin,
23708 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
23710 2009-04-28 Richard Guenther <rguenther@suse.de>
23712 * tree-vect-loop.c (get_initial_def_for_induction): Use
23713 correct types for pointer increment.
23715 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23717 * toplev.c (print_version): Update GMP version string calculation.
23719 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
23721 PR rtl-optimization/39938
23722 * resource.c (init_resource_info): Add call to df_analyze.
23724 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23726 * config/alpha/alpha.md (usegp): Cast the result of
23727 alpha_find_lo_sum_using_gp to enum attr_usegp.
23728 * config/alpha/alpha.c (override_options): Remove end-of-structure
23729 marker element from cpu_table. Use array size of cpu_table to handle
23730 -mcpu and -mtune options.
23731 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
23733 2009-04-28 Joseph Myers <joseph@codesourcery.com>
23735 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
23736 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
23737 tune_32 and tune_64.
23738 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
23739 support on PowerPC.
23740 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
23741 * config/rs6000/option-defaults.h: ... here. New file.
23742 (OPT_64, OPT_32): Define.
23743 (MASK_64BIT): Define to 0 if not already defined.
23744 (OPT_ARCH64, OPT_ARCH32): Define.
23745 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
23748 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23750 * config/arm/arm.c (arm_override_options): Emit error on using
23753 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23755 PR rtl-optimization/39914
23756 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23757 registers for allocnos created from user-defined variables only
23758 when not optimizing.
23760 2009-04-28 Richard Guenther <rguenther@suse.de>
23762 PR middle-end/39937
23763 * fold-const.c (fold_binary): Use distribute_real_division only
23766 2009-04-28 Steve Ellcey <sje@cup.hp.com>
23768 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
23769 add hpux-stdint.h to tm_file.
23770 (hppa[12]*-*-hpux11*): Ditto.
23771 (ia64*-*-hpux*): Ditto.
23772 * config/hpux-stdint.h: New.
23773 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
23774 __STDC_EXT__ for all compiles.
23775 * config/pa/pa-hpux.h: Ditto.
23776 * config/pa/pa-hpux10.h: Ditto.
23777 * config/pa/pa-hpux11.h: Ditto.
23779 2009-04-28 Catherine Moore <clm@codesourcery.com>
23781 * debug.h (set_name): Add comment.
23783 2009-04-28 Andrew Pinski <pinskia@gmail.com>
23786 * config/darwin.c (machopic_gen_offset): Check
23787 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
23788 * config/arm/arm.c (require_pic_register): Likewise.
23790 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
23792 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
23793 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
23794 m32c_promote_prototypes): Delete.
23796 2009-04-28 Michael Matz <matz@suse.de>
23798 PR middle-end/39922
23799 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
23802 2009-04-28 Richard Guenther <rguenther@suse.de>
23804 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
23806 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23808 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
23809 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
23810 * config/arm/arm-tune.md: Regenerate.
23812 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
23814 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
23815 block if there are complex incoming edges.
23816 (sel_merge_blocks): Remove useless assert.
23817 (sel_redirect_edge_and_branch): Check that edge was redirected.
23818 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
23819 (sel_find_rgns): Delete declaration.
23820 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
23821 the region when it is not a preheader.
23823 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23826 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
23828 2009-04-28 Richard Guenther <rguenther@suse.de>
23830 * tree.h (SSA_NAME_VALUE): Remove.
23831 (struct tree_ssa_name): Remove value_handle member.
23832 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
23833 array for jump threading.
23834 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
23836 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
23837 * tree-flow.h (threadedge_initialize_values): Declare.
23838 (threadedge_finalize_values): Likewise.
23839 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
23840 (SSA_NAME_VALUE): Define.
23841 (threadedge_initialize_values): New function.
23842 (threadedge_finalize_values): Likewise.
23843 * tree-ssa-dom.c (ssa_name_values): New global variable.
23844 (SSA_NAME_VALUE): Define.
23845 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
23847 2009-04-28 Ira Rosen <irar@il.ibm.com>
23849 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
23850 Use REPORT_VECTORIZED_LOCATIONS instead
23851 REPORT_VECTORIZED_LOOPS.
23852 * tree-vectorizer.c (vect_verbosity_level): Make static.
23853 (vect_loop_location): Rename to vect_location.
23854 (vect_set_verbosity_level): Update comment.
23855 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
23857 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
23858 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
23859 instead REPORT_UNVECTORIZED_LOOPS.
23860 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
23861 and vect_loop_def to vect_external_def and vect_internal_def.
23862 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
23863 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
23864 REPORT_UNVECTORIZED_LOCATIONS.
23865 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
23866 and vect_used_in_loop and to vect_unused_in_scope and
23867 vect_used_in_scope.
23868 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
23869 (vect_verbosity_level): Remove declaration.
23870 (vect_analyze_operations): Likewise.
23871 (vect_analyze_stmt): Declare.
23872 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
23873 REPORT_UNVECTORIZED_LOCATIONS.
23874 (vect_get_loop_niters): Fix indentation.
23875 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
23876 (vect_analyze_loop_operations): New function.
23877 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
23878 vect_analyze_operations.
23879 (vect_is_simple_reduction): Use new names.
23880 (vectorizable_live_operation, vect_transform_loop): Likewise.
23881 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
23882 to specify whether the data references can be a part of interleaving
23884 (vect_analyze_data_ref_dependence): Use new names.
23885 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
23886 (vect_create_addr_base_for_vector_ref): Remove redundant code.
23887 * tree-vect-patterns.c (widened_name_p): Use new names.
23888 (vect_recog_dot_prod_pattern): Likewise.
23889 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
23890 (process_use, vect_mark_stmts_to_be_vectorized,
23891 vect_model_simple_cost, vect_model_store_cost,
23892 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
23893 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
23894 vectorizable_operation, vectorizable_type_demotion,
23895 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
23896 vectorizable_condition): Likewise.
23897 (vect_analyze_operations): Split into vect_analyze_loop_operations
23899 (vect_analyze_stmt): ... new function.
23900 (new_stmt_vec_info): Use new names.
23901 (vect_is_simple_use): Use new names and fix comment.
23902 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
23903 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
23905 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23908 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
23909 and integer modes for x87 operands. Do not ICE for unsupported size,
23910 generate error instead. Generate error for unsupported operand types.
23911 ['z']: Do not handle HImode memory operands specially. Warning
23912 for floating-point operands. Fallthru to 'Z' for unsupported operand
23913 types. Do not ICE for unsupported size, generate error instead.
23914 (output_387_binary_op): Use %Z to output operands.
23915 (output_fp_compare): Ditto.
23916 (output_387_reg_move): Ditto.
23918 2009-04-28 Ben Elliston <bje@au.ibm.com>
23923 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23925 * builtins.c (c_strlen): Do not warn here.
23926 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23927 * c-common.c (pointer_int_sum): Take an explicit location.
23928 Warn about offsets out of bounds.
23929 * c-common.h (pointer_int_sum): Adjust declaration.
23931 2009-04-27 Ian Lance Taylor <iant@google.com>
23933 * collect2.c (is_ctor_dtor): Change type of ret field in struct
23935 * dce.c (run_fast_df_dce): Change type of old_flags to int.
23936 * df-core.c (df_set_flags): Change return type to int. Change
23937 type of old_flags to int.
23938 (df_clear_flags): Likewise.
23939 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
23940 (df_get_conditional_uses): Likewise.
23941 * df.h (df_set_flags, df_clear_flags): Update declarations.
23942 * dwarf2out.c (struct indirect_string_node): Change type of form
23943 field to enum dwarf_form.
23944 (AT_string_form): Change return type to enum dwarf_form.
23945 * fixed-value.c (fixed_compare): Add cast to enum type.
23946 * fwprop.c (update_df): Change 0 to VOIDmode.
23947 * gensupport.c: Change 0 to UNKNOWN.
23948 * gimple.h (gimple_cond_code): Add cast to enum type.
23949 * haifa-sched.c (reemit_notes): Add cast to enum type.
23950 * hooks.c (hook_int_void_no_regs): Remove function.
23951 * hooks.h (hook_int_void_no_regs): Remove declaration.
23952 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23953 * predict.c (combine_predictions_for_insn): Add casts to enum type.
23954 * real.c (real_arithmetic): Add cast to enum type.
23955 (real_compare): Likewise.
23956 * target.h (struct gcc_target): Change return type of
23957 branch_target_register_class to enum reg_class.
23958 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
23959 default_branch_target_register_class.
23960 * targhooks.c (default_branch_target_register_class): New function.
23961 * targhooks.h (default_branch_target_register_class): Declare.
23962 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
23963 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
23965 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
23967 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
23968 vect_uninitialized_def. Change 0 to ERROR_MARK.
23969 * tree-vect-stmts.c (supportable_widening_operation): Don't
23970 initialize icode1 and icode2.
23971 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
23972 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
23974 (cmn_err_flag_specs): Change 0 to STD_C89.
23975 (cmn_err_char_table): Likewise.
23976 * config/arm/arm.c (get_arm_condition_code): Change type of code
23977 to enum arm_cond_code.
23978 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
23979 (IWMMXT_BUILTIN2): Likewise.
23980 (neon_builtin_type_bits): Don't define typedef.
23981 (neon_builtin_datum): Change type of bits field to int.
23982 (arm_expand_neon_args): Add cast to enum type.
23983 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
23985 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
23986 casts to enum type.
23987 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
23989 * config/mips/mips.md (jal_macro): Return enum constant.
23990 (single_insn): Likewise.
23991 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
23993 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23994 casts to enum type.
23995 * config/s390/s390.c (s390_tune_flags): Change type to int.
23996 (s390_arch_flags): Likewise.
23997 (s390_handle_arch_option): Change flags field of struct pta to int.
23998 * config/s390/s390.h (s390_tune_flags): Update declaration.
23999 (s390_arch_flags): Likewise.
24000 * config/sh/sh.c (prepare_move_operands): Compare
24001 tls_symbolic_operand result with enum constant.
24002 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24003 (sh_expand_prologue): Add cast to enum type.
24004 (sh_expand_epilogue): Likewise.
24005 (tls_symbolic_operand): Change return type to enum tls_model.
24006 (fpscr_set_from_mem): Add cast to enum type.
24007 (legitimize_pic_address): Compare tls_symbolic_operand result with
24009 (sh_target_reg_class): Change return type to enum reg_class.
24010 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24012 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24013 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24014 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24015 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24016 (delayed_branch, tls_call_delay): Likewise.
24017 (eligible_for_sibcall_delay): Likewise.
24018 (eligible_for_return_delay): Likewise.
24019 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24020 (spu_expand_builtin_1): Likewise.
24022 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24023 for all types of conversions.
24024 (output_init_element): Issue -Wc++-compat warning if needed when
24025 initializing a bitfield with enum type.
24026 * c-parser.c (c_parser_expression): Set original_type to
24027 original_type of right hand operand of comma operator.
24029 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24031 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24033 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24034 * doc/cpp.texi (Standard Predefined Macros)
24035 (Implementation-defined behavior): Likewise.
24036 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24037 * doc/gimple.texi (GIMPLE Exception Handling)
24038 (@code{GIMPLE_ASSIGN}): Likewise.
24039 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24040 * doc/invoke.texi (Warning Options, Optimize Options)
24041 (AVR Options, Darwin Options): Likewise.
24042 (Optimize Options): Reformulate -fwhole-program description.
24043 * doc/loop.texi (Lambda): Likewise.
24044 * doc/md.texi (Output Template, Define Constraints)
24045 (Standard Names, Insn Splitting): Likewise.
24046 * doc/options.texi (Option properties): Likewise.
24047 * doc/passes.texi (Tree-SSA passes): Likewise.
24048 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24049 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24050 (File Names and DBX): Likewise.
24051 * doc/trouble.texi (Incompatibilities): Likewise.
24053 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24055 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24056 instruction is correct.
24058 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24060 Allow non-constant arguments to conversion intrinsics.
24061 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24062 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24063 * spu.c (print_operand): Handle 'v' and 'w'.
24064 (exp2_immediate_p, spu_gen_exp2): Define.
24065 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24066 spu_convtf_1): Update parameter descriptions.
24067 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24068 * constraints.md ('v', 'w'): New.
24069 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24071 (i2f, I2F): New define_mode_attr.
24072 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24073 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24074 fixuns_truncv4sfv4si2): Update to use mode attribute.
24075 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24076 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24077 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24078 patterns for combine.
24080 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24082 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24083 (cprop, hoist, pre, store_motion): New debug counters.
24084 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24085 is not an RTL pass anymore.
24086 (pass_profiling): Remove extern decl for pass removed in 2005.
24087 (pass_gcse, pass_jump_bypass): Remove.
24088 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24089 to 0 for clean state.
24090 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24091 * cse.c (gate_handle_cse_after_global_opts,
24092 rest_of_handle_cse_after_global_opts): New functions.
24093 (pass_cse_after_global_opts): New pass, does local CSE.
24094 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24095 (TV_CPROP): New timevar.
24096 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24097 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24098 (gcse_main, recompute_all_luids): Remove.
24099 (compute_hash_table_work): Call max_reg_num instead of reading
24101 (cprop_jump): Don't set run_jump_opt_after_gcse.
24102 (constprop_register): Always allow to alter jumps.
24103 (cprop_insn): Likewise.
24104 (do_local_cprop): Likewise.
24105 (local_cprop_pass): Likewise. Return non-zero if something changed.
24106 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24107 (find_implicit_sets): Add note about missed optimization opportunity.
24108 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24109 pass_rtl_cprop execute function.
24110 Don't bother tracking the pass number, each pass gets its own dumpfile
24112 Always allow to alter jumpsand bypass jumps.
24113 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24114 will just find no suitable set.
24115 (pre_edge_insert): Fix dumping, this function is for PRE only.
24116 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24117 pass_rtl_pre execute function.
24118 (hoist_code): Return non-zero if something changed. Keep track of
24119 substitutions and insertions for statistics gathering similar to PRE.
24120 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24121 called from the pass_rtl_hoist execute function. Show pass statistics.
24122 (compute_store_table): Use max_reg_num directly instead of using the
24123 formerly global max_gcse_regno.
24124 (build_store_vectors): Likewise.
24125 (replace_store_insn): Fix dumping.
24126 (store_motion): Rename to ...
24127 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24128 pass, called from the pass_rtl_store_motion execute function. Keep
24129 track of substitutions and insertions for statistics gathering similar
24131 (bypass_jumps): Remove, fold interesting bits into ...
24132 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24133 from the pass_rtl_cprop execute function.
24134 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24135 pass_jump_bypass): Remove.
24136 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24137 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24138 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24139 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24140 (gate_rtl_store_motion, execute_rtl_store_motion,
24141 pass_rtl_store_motion): New.
24142 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24143 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24144 * passes.c (init_optimization_passes): Remove pass_gcse and
24145 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24146 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24147 instead of pass_jump_bypass.
24149 2009-04-27 Richard Guenther <rguenther@suse.de>
24151 PR middle-end/39928
24152 * gimplify.c (gimplify_expr): If we are required to create
24153 a temporary make sure it ends up as register.
24155 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24158 * config/i386/i386.c (construct_container): Don't call
24159 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24160 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24162 2009-04-27 Michael Matz <matz@suse.de>
24164 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24165 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24166 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24167 (dump_replaceable_exprs): Take a bitmap.
24168 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24170 (expand_gimple_basic_block): Likewise.
24171 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24172 replaceable_expressions member a bitmap.
24173 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24174 (mark_replaceable): Likewise.
24175 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24176 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24178 2009-04-27 Richard Guenther <rguenther@suse.de>
24180 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24181 (verify_stmts): Dispatch to gimple/type verification code.
24182 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24183 issue with call argument types.
24185 2009-04-27 Michael Matz <matz@suse.de>
24187 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24188 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24191 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24192 Eric Botcazou <ebotcazou@adacore.com>
24194 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24195 a label's basic block.
24196 (mark_target_live_regs): Tidy and rework obsolete comments.
24197 Change back DF problem to LIVE. If a label starts a basic block,
24198 assume that all registers that used to be live then still are.
24199 (init_resource_info): If a label starts a basic block, set its
24200 BLOCK_FOR_INSN accordingly.
24201 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24203 2009-04-27 Richard Guenther <rguenther@suse.de>
24205 * tree-flow-inline.h (function_ann): Remove.
24206 (get_function_ann): Likewise.
24207 * tree-dfa.c (create_function_ann): Remove.
24208 * tree-flow.h (struct static_var_ann_d): Remove.
24209 (struct function_ann_d): Likewise.
24210 (union tree_ann_d): Remove fdecl member.
24211 (function_ann_t): Remove.
24212 (function_ann, get_function_ann, create_function_ann): Remove
24215 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24217 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24219 2009-04-27 Jan Hubicka <jh@suse.cz>
24221 * ipa-pure-const.c (struct funct_state_d): New fields
24222 state_previously_known, looping_previously_known; remove
24223 state_set_in_source.
24224 (analyze_function): Use new fields.
24225 (propagate): Avoid assumption that state_set_in_source imply
24228 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24229 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24230 * cfgloop.h (finite_loop_p): Declare.
24232 2009-04-26 Michael Matz <matz@suse.de>
24234 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24236 2009-04-26 Michael Matz <matz@suse.de>
24238 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24239 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24240 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24241 pass_mark_used_blocks): Remove.
24242 * tree-optimize.c (pass_free_datastructures,
24243 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24244 * passes.c (init_optimization_passes): Don't call
24245 pass_mark_used_blocks, remove dead code.
24247 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24249 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24250 * tree-ssa-live.h (register_ssa_partition): Likewise.
24252 2009-04-26 Michael Matz <matz@suse.de>
24255 * builtins.c (fold_builtin_next_arg): Handle SSA names.
24256 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
24257 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
24259 (compare_pairs): Swap cost comparison.
24260 (coalesce_ssa_name): Don't use change_partition_var.
24261 * tree-nrv.c (struct nrv_data): Add modified member.
24262 (finalize_nrv_r): Set it.
24263 (tree_nrv): Use it to update statements.
24264 (pass_nrv): Require PROP_ssa.
24265 * tree-mudflap.c (mf_decl_cache_locals,
24266 mf_build_check_statement_for): Use make_rename_temp.
24267 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
24268 * alias.c (find_base_decl): Handle SSA names.
24269 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
24270 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
24271 * rtl.h (set_reg_attrs_for_parm): Declare.
24272 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
24273 to "optimized", remove unused locals at finish.
24274 (execute_free_datastructures): Make global, call
24275 delete_tree_cfg_annotations.
24276 (execute_free_cfg_annotations): Don't call
24277 delete_tree_cfg_annotations.
24279 * ssaexpand.h: New file.
24280 * expr.c (toplevel): Include ssaexpand.h.
24281 (expand_assignment): Handle SSA names the same as register variables.
24282 (expand_expr_real_1): Expand SSA names.
24283 * cfgexpand.c (toplevel): Include ssaexpand.h.
24284 (SA): New global variable.
24285 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
24286 (SSAVAR): New macro.
24287 (set_rtl): New helper function.
24288 (add_stack_var): Deal with SSA names, use set_rtl.
24289 (expand_one_stack_var_at): Likewise.
24290 (expand_one_stack_var): Deal with SSA names.
24291 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
24292 before unique numbers.
24293 (expand_stack_vars): Use set_rtl.
24294 (expand_one_var): Accept SSA names, add asserts for them, feed them
24295 to above subroutines.
24296 (expand_used_vars): Expand all partitions (without default defs),
24297 then only the local decls (ignoring those expanded already).
24298 (expand_gimple_cond): Remove edges when jumpif() expands an
24299 unconditional jump.
24300 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
24301 or remove abnormal edges. Ignore insns setting the LHS of a TERed
24303 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
24304 members of SA; deal with PARM_DECL partitions here; expand
24305 all PHI nodes, free tree datastructures and SA. Commit instructions
24306 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
24307 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
24308 info and statements at start, collect garbage at finish.
24309 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
24310 (VAR_ANN_PARTITION) Remove.
24311 (change_partition_var): Don't declare.
24312 (partition_to_var): Always return SSA names.
24313 (var_to_partition): Only accept SSA names.
24314 (register_ssa_partition): Only check argument.
24315 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
24317 (delete_var_map): Don't free it.
24318 (var_union): Only accept SSA names, simplify.
24319 (partition_view_init): Mark only useful SSA names as used.
24320 (partition_view_fini): Only deal with SSA names.
24321 (change_partition_var): Remove.
24322 (dump_var_map): Use ssa_name instead of partition_to_var member.
24323 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
24325 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
24326 (struct _elim_graph): New member const_dests; nodes member vector of
24328 (set_location_for_edge): New static helper.
24329 (create_temp): Remove.
24330 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
24331 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
24332 (new_elim_graph): Allocate const_dests member.
24333 (clean_elim_graph): Truncate const_dests member.
24334 (delete_elim_graph): Free const_dests member.
24335 (elim_graph_size): Adapt to new type of nodes member.
24336 (elim_graph_add_node): Likewise.
24337 (eliminate_name): Likewise.
24338 (eliminate_build): Don't take basic block argument, deal only with
24339 partition numbers, not variables.
24340 (get_temp_reg): New static helper.
24341 (elim_create): Use it, deal with RTL temporaries instead of trees.
24342 (eliminate_phi): Adjust all calls to new signature.
24343 (assign_vars, replace_use_variable, replace_def_variable): Remove.
24344 (rewrite_trees): Only do checking.
24345 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
24346 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
24347 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
24348 contains_tree_r, MAX_STMTS_IN_LATCH,
24349 process_single_block_loop_latch, analyze_edges_for_bb,
24350 perform_edge_inserts): Remove.
24351 (expand_phi_nodes): New global function.
24352 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
24353 functions, initialize new parameter, remember partitions having a
24355 (finish_out_of_ssa): New global function.
24356 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
24357 don't reset in_ssa_p here, don't disable TER when mudflap.
24358 (pass_del_ssa): Remove.
24359 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
24361 (execute_free_datastructures): Declare.
24362 * Makefile.in (SSAEXPAND_H): New variable.
24363 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
24364 * basic-block.h (commit_one_edge_insertion): Declare.
24365 * passes.c (init_optimization_passes): Move pass_nrv and
24366 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
24367 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
24368 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
24369 (redirect_branch_edge): Deal with super block when expanding, split
24370 out jump patching itself into ...
24371 (patch_jump_insn): ... here, new static helper.
24373 2009-04-26 Michael Matz <matz@suse.de>
24375 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
24376 beyond num_ssa_names.
24377 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
24378 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
24380 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24382 PR inline-asm/39543
24383 * fwprop.c (forward_propagate_asm): New function.
24384 (forward_propagate_and_simplify): Propagate also into __asm, if it
24385 doesn't increase the number of referenced registers.
24388 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
24390 2009-04-26 Jakub Jelinek <jakub@redhat.com>
24392 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
24393 note_nonlocal_vla_type for nonlocal VLAs.
24394 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
24395 contains_remapped_vars, remap_vla_decls): New functions.
24396 (convert_nonlocal_reference_stmt): If not optimizing, call
24397 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
24398 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
24399 if it wasn't found in var_map.
24400 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
24401 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
24402 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
24404 * gimplify.c (nonlocal_vlas): New variable.
24405 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
24407 (gimplify_body): Create and destroy nonlocal_vlas.
24409 * dwarf2out.c (loc_descr_plus_const): New function.
24410 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
24411 mem_loc_descriptor, loc_descriptor_from_tree_1,
24412 descr_info_loc, gen_variable_die): Use it.
24414 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
24415 !TREE_STATIC VAR_DECLs.
24416 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
24417 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
24418 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
24419 DECL_BY_REFERENCE is valid.
24420 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
24421 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
24422 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
24423 Copy DECL_BY_REFERENCE.
24424 (struct nesting_copy_body_data): New type.
24425 (nesting_copy_decl): New function.
24426 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
24427 if they have variable length.
24429 2009-04-26 Michael Matz <matz@suse.de>
24431 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
24432 mark new temporaries for renaming.
24434 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24437 * c-decl.c (global_bindings_p): Return negative value.
24438 (c_variable_size): New. Based on variable_size from
24440 (grokdeclarator): Call c_variable_size not variable_size.
24442 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
24444 * config/i386/i386.c (print_operand) ['z']: Fix typo.
24446 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
24448 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
24449 Redefine it to just use mingw/include.
24450 (ASM_SPEC): Rules for -m32 and -m64.
24451 (LINK_SPEC): Use Likewise.
24452 (SPEC_32): New define.
24453 (SPEC_64): Likewise.
24454 (SUB_LINK_SPEC): Likewise.
24455 (MULTILIB_DEFAULTS): New define.
24456 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
24457 Add multilib options.
24458 (MULTILIB_DIRNAMES): Likewise.
24459 (MULTILIB_OSDIRNAMES): Likewise.
24460 (LIBGCC): Likewise.
24461 (INSTALL_LIBGCC): Likewise.
24463 2009-04-26 Joseph Myers <joseph@codesourcery.com>
24466 * c-tree.h (enum c_inline_static_type): New.
24467 (record_inline_static): Declare.
24468 * c-decl.c (struct c_inline_static, c_inline_statics,
24469 record_inline_static, check_inline_statics): New.
24470 (pop_file_scope): Call check_inline_statics.
24471 (start_decl): Call record_inline_static instead of pedwarning
24472 directly for static in inline function.
24473 * c-typeck.c (build_external_ref): Call record_inline_static
24474 instead of pedwarning directly for static referenced in inline
24477 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
24479 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
24480 not new but only being rescanned.
24481 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
24482 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
24483 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
24484 record_set_info, compute_set, grealloc): Remove.
24485 (recompute_all_luids): New function.
24486 (gcse_main): Don't compute sets, and don't do related memory
24487 allocations/free-ing. If something changed before the end of the
24488 pass, update LUIDs using recompute_all_luids.
24489 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
24490 (free_gcse_mem): Don't free it either.
24491 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
24492 Use the df insn LUIDs.
24493 (load_killed_in_block): Likewise.
24494 (compute_hash_table_work): Don't compute reg_set_in_block.
24495 (compute_transp): Use DF_REG_DEF_CHAINs.
24496 (local_cprop_pass): Don't use compute_sets and related functions.
24497 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
24498 Use get_max_uid() instead of max_cuid.
24499 (insert_insn_end_basic_block, pre_insert_copy_insn,
24500 update_ld_motion_stores): Don't try to
24501 keep reg_set tables up to date.
24502 (pre_insert_copies): Use df insn LUIDs.
24503 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
24504 (reg_set_info): Don't use extra bitmap argument.
24505 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
24506 information to compute regs_set_in_block.
24507 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
24508 (bypass_jumps): Don't use compute_sets and friends.
24510 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24513 * opts.c (undocumented_msg): Do not leave blank even with
24516 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24518 * c-decl.c (build_enumerator): Allow values folding to integer
24519 constants but not integer constant expressions with a pedwarn if
24522 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24525 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
24526 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
24527 type is an integer constant.
24529 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24532 * config/i386/i386.c (print_operand) ['z']: Revert handling of
24535 2009-04-25 Joseph Myers <joseph@codesourcery.com>
24538 * c-decl.c (grokdeclarator): Diagnose declarations of functions
24539 with variably modified return type and no storage class
24540 specifiers, except for the case of nested functions. Distinguish
24541 extern declarations of functions with variably modified return
24542 types from those of objects with variably modified types.
24544 2009-04-25 Jan Hubicka <jh@suse.cz>
24546 * tree.c (list_equal_p): New function.
24547 * tree.h (list_equal_p): Declare.
24548 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24549 basic_block_def, basic_block, const_basic_block): New.
24550 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
24551 (redirect_eh_edge): New function.
24552 (make_eh_edge_update_phi): EH edges are not abnormal.
24553 * except.c: Include tree-flow.h.
24554 (list_match): New function.
24555 (eh_region_replaceable_by_p): New function.
24556 (replace_region): New function.
24557 (hash_type_list): New function.
24558 (hash_eh_region): New function.
24559 (eh_regions_equal_p): New function.
24560 (merge_peers): New function.
24561 (remove_unreachable_regions): Verify EH tree when checking;
24563 (copy_eh_region_1): New function.
24564 (copy_eh_region): New function.
24565 (push_reachable_handler): New function.
24566 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
24567 regions without label but with live RESX.
24568 * except.h (redirect_eh_edge_to_label): New.
24569 * tree-flow.h (redirect_eh_edge): New.
24570 * coretypes.h (edge_def, edge, const_edge, basic_block_def
24571 basic_block_def, basic_block, const_basic_block): Remove.
24572 * Makefile.in (except.o): Add dependency on tree-flow.h
24573 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
24574 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
24577 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
24580 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
24581 on the destination of memcpy.
24583 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
24585 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
24586 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
24587 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
24589 2009-04-25 Jan Hubicka <jh@suse.cz>
24591 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
24592 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
24593 to be reached by different label than left.
24594 (update_eh_edges): Update comment; remove edge_to_remove if possible
24595 and return true if suceeded.
24596 (cleanup_empty_eh): Accept sharing map; handle shared regions.
24597 (cleanup_eh): Compute sharing map.
24598 * except.c (remove_eh_handler_and_replace): Add argument if we should
24600 (remove_unreachable_regions): Update for label sharing.
24601 (label_to_region_map): Likewise.
24602 (get_next_region_sharing_label): New function.
24603 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
24605 (remove_eh_handler): Update.
24606 (remove_eh_region_and_replace_by_outer_of): New function.
24607 * except.h (struct eh_region): Add next_region_sharing_label.
24608 (remove_eh_region_and_replace_by_outer_of,
24609 get_next_region_sharing_label): Declare.
24610 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
24612 2009-04-25 Jan Hubicka <jh@suse.cz>
24614 * tree-cfg.c (split_critical_edges): Split also edges where we can't
24615 insert code even if they are not critical.
24617 2009-04-25 Jan Hubicka <jh@suse.cz>
24619 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24620 (gimple_can_remove_branch_p): EH edges won't remove branch by
24622 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
24623 updating of non-abnormal EH edges.
24624 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
24625 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
24626 (split_critical_edges): Split also edges where emitting code on them
24627 will lead to splitting later.
24629 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
24630 H.J. Lu <hongjiu.lu@intel.com>
24633 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
24634 the configured assembler supports fildq and fistpq mnemonics.
24635 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
24636 * configure: Regenerated.
24637 * config.in: Ditto.
24639 * config/i386/i386.c (print_operand): Handle 'Z'.
24640 ['z']: Remove handling of special fild/fist suffixes.
24641 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
24642 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
24643 suffix of fild insn.
24644 (*floatsi<mode>2_vector_mixed): Ditto.
24645 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
24646 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
24647 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
24648 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
24649 * config/i386/gas.h (GAS_MNEMONICS): Remove.
24651 2009-04-25 Ben Elliston <bje@au.ibm.com>
24653 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
24654 the source of a set operation.
24656 2009-04-25 Anatoly Sokolov <aesok@post.ru>
24658 * target.h (struct gcc_target): Add case_values_threshold field.
24659 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
24660 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
24661 * targhooks.c (default_case_values_threshold): New function.
24662 * targhooks.h (default_case_values_threshold): Declare function.
24663 * stmt.c (expand_case): Use case_values_threshold target hook.
24664 * expr.h (case_values_threshold): Remove declartation.
24665 * expr.c (case_values_threshold): Remove function.
24666 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
24668 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
24669 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24670 (avr_case_values_threshold): Declare as static.
24671 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
24673 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
24674 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
24675 (mn10300_case_values_threshold): New function.
24677 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24679 * ira.c (setup_cover_and_important_classes): Add enum cast.
24681 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
24683 * genpreds.c (write_enum_constraint_num): Output definition of
24684 CONSTRAINT_NUM_DEFINED_P macro.
24685 * ira.c (setup_cover_and_important_classes): Use
24686 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
24688 2009-04-24 DJ Delorie <dj@redhat.com>
24690 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
24691 __SH2A_SINGLE_ONLY__ also.
24693 2009-04-24 Steve Ellcey <sje@cup.hp.com>
24695 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
24696 (movdf_internal): Ditto.
24697 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
24698 SFmode and DFmode constants.
24699 (ia64_print_operand): Add 'G' format for printing
24700 floating point constants.
24702 2009-04-24 Richard Guenther <rguenther@suse.de>
24704 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
24705 from unsigned additions.
24707 2009-04-24 Joseph Myers <joseph@codesourcery.com>
24709 * c-typeck.c (set_init_index): Allow array designators that are
24710 not integer constant expressions with a pedwarn if pedantic.
24712 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24714 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
24715 zero if no overlap in nonzero bits between the operands.
24717 2009-04-24 Ian Lance Taylor <iant@google.com>
24719 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
24720 (record_dead_and_set_regs): Likewise.
24721 * df.h (struct df_mw_hardreg): Change flags field to int.
24722 (struct df_base_ref): Likewise.
24723 (struct df): Change changeable_flags field to int.
24724 * df-scan.c (df_defs_record): Change clobber_flags to int.
24725 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
24726 constants rather than #define macros.
24727 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
24728 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
24729 (enum dwarf_calling_convention): Likewise.
24730 (enum dwarf_line_number_x_ops): Likewise.
24731 (enum dwarf_call_frame_info): Likewise.
24732 (enum dwarf_source_language): Likewise.
24733 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
24734 (add_calling_convention_attribute): Likewise.
24735 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
24736 (combine_comparisons): Change compcode to int. Add cast to enum type.
24737 * genrecog.c (maybe_both_true_2): Change c to int.
24738 (write_switch): Likewise. Add cast to enum type.
24739 * gimplify.c (gimplify_omp_for): Handle return values from
24740 gimplify_expr using MIN rather than bitwise or.
24741 (gimplify_expr): Add cast to enum type.
24742 * ipa-prop.c (update_jump_functions_after_inlining): Change
24743 IPA_BOTTOM to IPA_JF_UNKNOWN.
24744 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
24745 Add casts to enum type.
24746 (setup_cover_and_important_classes): Change cl to int. Add casts
24748 (setup_class_translate): Change cl and mode to int.
24749 (ira_init_once): Change mode to int.
24750 (free_register_move_costs): Likewise.
24751 (setup_prohibited_mode_move_regs): Add casts to enum type.
24752 * langhooks.c (add_builtin_function_common): Rework assertion that
24753 value fits bitfield.
24754 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
24755 * omega.c (omega_do_elimination): Avoid math on enum types.
24756 * optabs.c (expand_vec_shift_expr): Remove casts to int.
24757 * opts.c (set_debug_level): Change 2 to enum constant. Use new
24758 int local to handle integral_argment value.
24759 * regmove.c (try_auto_increment): Change PUT_MODE to
24761 * reload.c (push_secondary_reload): Add casts to enum type.
24762 (secondary_reload_class, find_valid_class): Likewise.
24763 * reload1.c (emit_input_reload_insns): Likewise.
24764 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
24765 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
24766 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
24768 * tree.c (build_common_builtin_nodes): Add casts to enum type.
24769 * tree-complex.c (complex_lattice_t): Typedef to int rather than
24771 (expand_complex_libcall): Add casts to enum type.
24772 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
24773 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
24774 with ERROR_MARK, not NUM_TREE_CODES.
24775 (vect_create_epilog_for_reduction): Likewise.
24776 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
24777 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
24778 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
24780 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
24781 vect_unused_in_loop. Change 0 to loop_vect.
24782 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
24783 * var-tracking.c (get_init_value): Change return type to enum
24785 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
24786 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
24788 (arm_override_options): Add casts to enum type.
24789 (arm_emit_tls_decoration): Likewise.
24790 * config/i386/i386.c (ix86_function_specific_restore): Add casts
24792 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
24793 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
24794 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
24796 * config/s390/s390.c (code_for_builtin_64): Change to array of
24798 (code_for_builtin_31): Likewise.
24799 (s390_expand_builtin): Change code_for_builtin to enum insn_code
24801 * config/sparc/sparc.c (sparc_override_options): Change value
24802 field in struct code_model to enum cmodel. In initializer change
24803 0 to NULL and add cast to enum type.
24805 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
24806 Change all callers. Issue a -Wc++-compat warning using
24807 lhs_origtype if necessary.
24808 (convert_for_assignment): Issue -Wc++-compat warnings about
24809 invalid conversions to enum type on assignment.
24810 * c-common.h (build_modify_expr): Update declaration.
24812 2009-04-24 Nick Clifton <nickc@redhat.com>
24814 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
24815 (function_arg_advance): Likewise.
24816 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
24819 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
24821 * config/s390/constraints.md ('I', 'J'): Fix condition.
24823 2009-04-24 Diego Novillo <dnovillo@google.com>
24825 * gengtype-parse.c (parse_error): Add newline after message.
24827 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
24829 * config/i386/sse.md (avxmodesuffixs): Removed.
24830 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
24831 (*avx_pinsr<ssevecsize>): This.
24833 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
24835 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
24836 follow chains of regs with a single definition, and allow expressions
24837 that are function_invariant_p.
24838 (simple_rhs_p): Allow expressions that are function_invariant_p.
24840 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
24842 PR middle-end/39867
24843 * fold-const.c (fold_cond_expr_with_comparison): When folding
24844 > and >= to MAX, make sure the MAX uses the same type as the
24845 comparison's operands.
24847 2009-04-24 Nick Clifton <nickc@redhat.com>
24849 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
24850 addressing for DImode accesses.
24851 (frv_print_operand_address): Handle PLUS case.
24852 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
24854 2009-04-24 Jakub Jelinek <jakub@redhat.com>
24856 PR rtl-optimization/39794
24857 * alias.c (canon_true_dependence): Add x_addr argument.
24858 * rtl.h (canon_true_dependence): Adjust prototype.
24859 * cse.c (check_dependence): Adjust canon_true_dependence callers.
24860 * cselib.c (cselib_invalidate_mem): Likewise.
24861 * gcse.c (compute_transp): Likewise.
24862 * dse.c (scan_reads_nospill): Likewise.
24863 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
24864 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
24865 canon_base_addr of the group, plus optional offset.
24866 (struct group_info): Rename canon_base_mem to
24868 (get_group_info): Set canon_base_addr to canon_rtx of base, not
24869 canon_rtx of base_mem.
24871 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
24873 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
24874 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
24876 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24878 * config/spu/spu-builtins.h: Delete file.
24880 * config/spu/spu.h (enum spu_builtin_type): Move here from
24882 (struct spu_builtin_description): Likewise. Add GTY marker.
24883 Do not use enum spu_function_code or enum insn_code.
24884 (spu_builtins): Add extern declaration.
24886 * config/spu/spu.c: Do not include "spu-builtins.h".
24887 (enum spu_function_code, enum spu_builtin_type_index,
24888 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
24889 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
24890 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
24891 unsigned_V2DI_type_node): Move here from spu-builtins.h.
24892 (spu_builtin_types): Make static. Add GTY marker.
24893 (spu_builtins): Add extern declaration with GTY marker.
24894 Include "gt-spu.h".
24896 * config/spu/spu-c.c: Do not include "spu-builtins.h".
24897 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
24898 Check programmatically whether all parameters are scalar.
24900 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
24902 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
24904 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
24905 assignment from the constructor either if the target is volatile.
24907 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
24909 * config/arm/arm.md (insv): Do not share operands[0].
24911 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
24913 * config/vxlib-tls.c (active_tls_threads): Delete.
24914 (delete_hook_installed): New.
24915 (tls_delete_hook): Don't delete the delete hook.
24916 (tls_destructor): Delete it here.
24917 (__gthread_set_specific): Adjust installing the delete hook.
24918 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
24919 __gthread_leave_tsd_dtor_context.
24921 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
24923 * c-format.c (gcc_tdiag_char_table): Add support for %E.
24925 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
24927 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
24929 (alpha_rtx_costs): Ditto.
24930 (emit_unlikely_jump): Use add_reg_note.
24931 (emit_frame_store_1): Ditto.
24932 (alpha_expand_prologue): Ditto.
24933 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24934 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
24936 2009-04-23 Nick Clifton <nickc@redhat.com>
24938 * config/v850/v850.md (epilogue): Remove suppressed code.
24939 (return): Rename to return_simple and remove test of frame size.
24940 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
24941 to gen_return_simple.
24943 2009-04-22 Jing Yu <jingyu@google.com>
24946 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
24948 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
24951 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
24952 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
24953 value is a VECTOR_CST, the element type is the element type of the
24956 2009-04-22 DJ Delorie <dj@redhat.com>
24958 * config/m32c/m32c.h: Update GTY annotations to new syntax.
24960 2009-04-22 Jakub Jelinek <jakub@redhat.com>
24962 * alias.c (find_base_term): Move around LO_SUM case, so that
24963 CONST falls through into PLUS/MINUS handling.
24966 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
24967 into 0, use omit_one_operand.
24969 2009-04-23 Ben Elliston <bje@au.ibm.com>
24971 * config/rs6000/linux-unwind.h (get_regs): Remove type
24972 puns. Change the type of `pc' to an array of unsigned ints and
24973 update all users. Constify frame24.
24975 2009-04-22 DJ Delorie <dj@redhat.com>
24977 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
24978 declarations before code.
24979 (current_function_special_page_vector): Likewise.
24980 (m32c_expand_insv): Silence a warning.
24982 2009-04-21 Taras Glek <tglek@mozilla.com>
24984 * alias.c: Update GTY annotations to new syntax.
24985 * basic-block.h: Likewise.
24986 * bitmap.h: Likewise.
24987 * c-common.h: Likewise.
24988 * c-decl.c: Likewise.
24989 * c-parser.c: Likewise.
24990 * c-pragma.c: Likewise.
24991 * c-tree.h: Likewise.
24992 * cfgloop.h: Likewise.
24993 * cgraph.h: Likewise.
24994 * config/alpha/alpha.c: Likewise.
24995 * config/arm/arm.h: Likewise.
24996 * config/avr/avr.h: Likewise.
24997 * config/bfin/bfin.c: Likewise.
24998 * config/cris/cris.c: Likewise.
24999 * config/darwin.c: Likewise.
25000 * config/frv/frv.c: Likewise.
25001 * config/i386/i386.c: Likewise.
25002 * config/i386/i386.h: Likewise.
25003 * config/i386/winnt.c: Likewise.
25004 * config/ia64/ia64.h: Likewise.
25005 * config/iq2000/iq2000.c: Likewise.
25006 * config/mips/mips.c: Likewise.
25007 * config/mmix/mmix.h: Likewise.
25008 * config/pa/pa.c: Likewise.
25009 * config/pa/pa.h: Likewise.
25010 * config/rs6000/rs6000.c: Likewise.
25011 * config/s390/s390.c: Likewise.
25012 * config/sparc/sparc.c: Likewise.
25013 * config/xtensa/xtensa.c: Likewise.
25014 * cselib.h: Likewise.
25015 * dbxout.c: Likewise.
25016 * dwarf2out.c: Likewise.
25017 * except.c: Likewise.
25018 * except.h: Likewise.
25019 * fixed-value.h: Likewise.
25020 * function.c: Likewise.
25021 * function.h: Likewise.
25022 * gimple.h: Likewise.
25023 * integrate.c: Likewise.
25024 * optabs.c: Likewise.
25025 * output.h: Likewise.
25026 * real.h: Likewise.
25028 * stringpool.c: Likewise.
25029 * tree-data-ref.c: Likewise.
25030 * tree-flow.h: Likewise.
25031 * tree-scalar-evolution.c: Likewise.
25032 * tree-ssa-address.c: Likewise.
25033 * tree-ssa-alias.h: Likewise.
25034 * tree-ssa-operands.h: Likewise.
25035 * tree.c: Likewise.
25036 * tree.h: Likewise.
25037 * varasm.c: Likewise.
25038 * varray.h: Likewise.
25040 * coretypes.h: Do not define GTY macro if it is already defined.
25041 * doc/gty.texi: Update GTY documentation to new syntax.
25042 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25043 annotations on structs.
25044 * gengtype-parse.c: Likewise.
25046 2009-04-22 Mark Heffernan <meheff@google.com>
25048 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25050 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25052 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25055 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25057 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25058 the same as a PLUS without a shift. Increase the cost of a
25061 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25063 * Makefile.in: Update dependencies.
25064 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25065 * errors.h: Remove bogus comment about compatibility.
25066 (warning): Update declaration.
25067 * genautomata.c: Update all calls to warning.
25068 * gimple.c: Do not include errors.h. Include toplev.h.
25069 * tree-ssa-structalias.c: Do not include errors.h.
25070 * omega.c: Likewise.
25071 * tree-ssa-reassoc.c: Likewise.
25072 * config/spu/spu-c.c: Likewise.
25073 * config/spu/t-spu-elf: Update dependencies.
25075 2009-04-22 Richard Guenther <rguenther@suse.de>
25077 PR tree-optimization/39824
25078 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25079 make sure the types are compatible.
25081 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25084 * c-common.c (c_parse_error): Take a token_flags parameter.
25085 Use token_type for the token type instead.
25086 Pass token_flags to cpp_type2name.
25087 * c-common.h (c_parse_error): Update declaration.
25088 * c-parser.c (c_parser_error): Pass 0 as token flags.
25090 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25092 PR rtl-optimization/39580
25093 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25095 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25097 * function.c (expand_function_end): Do not emit a jump to the "naked"
25098 return label for fall-through returns.
25099 * except.c (sjlj_emit_function_exit): Always place the call to the
25100 unregister function at the location installed by expand_function_end.
25102 2009-04-22 Richard Guenther <rguenther@suse.de>
25104 PR tree-optimization/39845
25105 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25106 (gen_inbound_check): Likewise.
25108 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25110 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25112 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25113 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25115 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25117 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25118 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25119 shift counts to avoid out-of-bounds array accesses.
25121 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25123 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25124 (Pmode): Move above.
25126 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25128 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25129 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25130 GET_CODE macro. Use IN_RANGE macro where appropriate.
25131 * config/alpha/alpha.h: Ditto.
25132 * config/alpha/alpha.md: Ditto.
25133 * config/alpha/constraints.md: Ditto.
25134 * config/alpha/predicates.md: Ditto.
25136 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25138 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25139 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25140 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25141 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25142 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25143 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25144 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25145 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25146 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25147 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25148 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25149 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25150 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25151 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25152 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25153 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25154 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25155 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25156 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25157 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25158 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25159 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25160 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25161 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25162 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25163 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25164 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25166 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25168 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25169 references from comments.
25170 * cfgbuild.c (count_basic_blocks): Delete.
25171 (find_basic_blocks_1): Delete.
25172 (find_basic_blocks): Delete.
25173 * except.c (finish_eh_generation): Make static. Move comment from
25174 except.h here. Remove find_basic_blocks references from comments.
25175 * except.h (finish_eh_generation): Delete.
25176 * basic-block.h (find_basic_blocks): Delete.
25177 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25179 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25181 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25182 (sdbout_parms): Likewise.
25184 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25186 * config/sh/sh.c (prepare_cbranch_operands): Use
25187 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25188 (expand_cbranchdi4): Likewise.
25189 (from_compare): Add cast to enum type.
25190 (expand_cbranchsi4): Use add_reg_note.
25191 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25192 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25193 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25194 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25195 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25196 instead of CODE_FOR_nothing.
25197 (cbranchdi4): Likewise. Fix the order of arguments for
25199 (push_fpscr): Use add_reg_note.
25200 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25201 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25203 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25205 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25206 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25207 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25208 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25209 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25210 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25211 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25212 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25213 config/alpha/x-vms, config/arc/t-arc,
25214 config/arm/README-interworking, config/arm/arm-c.c,
25215 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25216 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25217 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25218 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25219 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25220 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25221 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25222 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25223 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25224 config/cris/t-elfmulti, config/crx/t-crx,
25225 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25226 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25227 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25228 config/h8300/t-h8300, config/i386/athlon.md,
25229 config/i386/darwin-libgcc.10.4.ver,
25230 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25231 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25232 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25233 config/i386/t-linux64, config/i386/t-nwld,
25234 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25235 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25236 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25237 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25238 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25239 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25240 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25241 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25242 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25243 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25244 config/m68k/t-uclinux, config/mcore/t-mcore,
25245 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25246 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25247 config/mips/crtn.asm, config/mips/irix-crti.asm,
25248 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25249 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25250 config/mips/mips-fixed.md, config/mips/sb1.md,
25251 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25252 config/mips/t-iris6, config/mips/t-isa3264,
25253 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25254 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25255 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
25256 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
25257 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
25258 config/mn10300/t-linux, config/mn10300/t-mn10300,
25259 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
25260 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
25261 config/picochip/libgccExtras/clzsi2.asm,
25262 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
25263 config/rs6000/darwin-libgcc.10.4.ver,
25264 config/rs6000/darwin-libgcc.10.5.ver,
25265 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
25266 config/rs6000/t-aix43, config/rs6000/t-aix52,
25267 config/rs6000/t-darwin, config/rs6000/t-fprules,
25268 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
25269 config/rs6000/t-lynx, config/rs6000/t-netbsd,
25270 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
25271 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
25272 config/rs6000/t-rtems, config/rs6000/t-spe,
25273 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
25274 config/score/t-score-elf, config/sh/divcost-analysis,
25275 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
25276 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
25277 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
25278 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
25279 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
25280 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
25281 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
25282 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
25283 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
25284 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
25285 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
25286 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
25287 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
25288 limitx.h, version.c, xcoff.h: Add copyright and license notices.
25289 * config/h8300/genmova.sh: Include copyright and license notices
25290 in generated output.
25291 * config/h8300/mova.md: Regenerate.
25292 * doc/install.texi2html: Include word "Copyright" in copyright
25293 notice and use name "Free Software Foundation, Inc.".
25294 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25295 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25296 ChangeLog-2007, ChangeLog-2008: Correct dates.
25298 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
25300 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
25301 NE_EXPR operations as well.
25302 * c-parser.c (c_parser_condition): Do not set location information on
25304 (c_parser_conditional_expression): Likewise.
25305 (c_parser_binary_expression): Set location information on operators.
25306 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
25307 TRUTH_NOT_EXPR has been folded.
25308 * fold-const.c (fold_truth_not_expr): Copy location information from
25309 the incoming expression to the outgoing one.
25310 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
25311 recursive calls on the LHS of the operator but pass that of the
25312 operator to recursive calls on the RHS of the operator. Set it
25314 (shortcut_cond_expr): Set the locus of the operator on the second
25315 COND_EXPR and that of the expression on the first in degenerate cases.
25316 Pass the locus of the expression to calls to shortcut_cond_r.
25317 Set the locus of the 'then' block on the associated jump, if any.
25318 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
25319 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
25320 expression to call to gimplify_boolean_expr.
25322 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
25324 * config.gcc: Add additional configuration for
25325 i686-w64-mingw* and x86_64-w64-mingw* triplet.
25326 * config/i386/mingw-w64.h: New mingw-w64 specific header.
25327 (CPP_SPEC): Redefine for allowing -municode option.
25328 (STARTFILE_SPEC): Likewise.
25329 * config/i386/t-mingw-w64: New.
25330 * config/i386/mingw-w64.opt: New.
25331 (municode): Add new target option.
25332 * doc/invoke.texi (municode): Add documentation for new option.
25334 2009-04-21 Ian Lance Taylor <iant@google.com>
25336 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25337 Correct test for number of arguments.
25338 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
25340 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
25342 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
25343 argument of emit_library_call.
25345 2009-04-21 Richard Guenther <rguenther@suse.de>
25347 PR middle-end/39829
25348 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
25349 inside VIEW_CONVERT_EXPRs.
25351 2009-04-21 Martin Jambor <mjambor@suse.cz>
25353 * tree-switch-conversion.c (build_constructors): Split a long line.
25354 (constructor_contains_same_values_p): New function.
25355 (build_one_array): Create assigns of constants if possible, do not
25356 call mark_sym_for_renaming, call update_stmt.
25357 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
25358 make_rename_temp. Do not call mark_symbols_for_renaming, call
25360 (gen_def_assigns): Do not call mark_symbols_for_renaming or
25361 find_new_referenced_vars, call update_stmt.
25362 (gen_inbound_check): Use create_tmp_var and create ssa names manually
25363 instead of calling make_rename_temp. Do not call
25364 find_new_referenced_vars or mark_symbols_for_renaming, call
25367 2009-04-21 Richard Guenther <rguenther@suse.de>
25369 PR tree-optimization/39827
25370 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
25371 (tree_ssa_phiprop): Pass the correct array size.
25373 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
25375 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
25377 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
25380 * c-typeck.c (lvalue_p): Move declaration ...
25381 * c-common.h (lvalue_p): ... to here.
25382 * c-common.c (candidate_equal_p): New.
25383 (add_tlist): Use it.
25384 (merge_tlist): Use it.
25385 (warn_for_collisions_1): Likewise.
25386 (warning_candidate_p): Accept more candidates.
25387 (verify_tree): A warning candidate can be an expression. Use
25390 2009-04-21 Ben Elliston <bje@au.ibm.com>
25393 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
25394 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
25395 options. Remove -mcall-solaris documentation.
25397 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25400 * doc/invoke.texi (-Wlong-long): Update description.
25401 * c-lex (interpret_integer): Only warn if there was no previous
25402 overflow and -Wlong-long is enabled.
25403 * c-decl.c (declspecs_add_type): Drop redundant flags.
25404 * c.opt (Wlong-long): Init to -1.
25405 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
25406 and front-end warn_long_long. Wlong-long only depends on other
25407 flags if it is uninitialized.
25408 * c-parser.c (disable_extension_diagnostics): warn_long_long is
25409 the same for CPP and FE.
25410 (restore_extension_diagnostics): Likewise.
25412 2009-04-20 Ian Lance Taylor <iant@google.com>
25414 Fix enum conversions which are invalid in C++:
25415 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
25416 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
25417 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
25418 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
25419 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
25420 (dbxout_parms): Likewise.
25421 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
25422 (df_clear_flags): Likewise.
25423 * df-problems.c (df_rd_bb_local_compute_process_def): Change
25424 top_flag parameter to int.
25425 (df_chain_create_bb_process_use): Likewise.
25426 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
25428 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
25429 (df_ref_create_structure, df_def_record_1): Likewise.
25430 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
25431 (df_notes_rescan): Change 0 to VOIDmode in function call.
25432 (df_get_call_refs, df_insn_refs_collect): Likewise.
25433 (df_bb_regs_collect): Likewise.
25434 (df_entry_block_defs_collect): Likewise.
25435 (df_exit_block_uses_collect): Likewise.
25436 * df.h: Update declarations.
25437 * double-int.c (double_int_divmod): Add cast to enum type.
25438 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
25439 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
25440 (based_loc_descr): Likewise.
25441 (loc_descriptor_from_tree_1): Change first_op and second_op to
25442 enum dwarf_location_atom. Add cast to enum type.
25443 * expmed.c (init_expmed): Change 0 to SET in function call.
25444 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
25445 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
25446 (do_store_flag): Likewise.
25447 * fixed-value.h (struct fixed_value): Change mode to enum
25449 * function.c (assign_parms): Change 0 to VOIDmode in function call.
25450 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
25452 (insert_insn_decl, insert_decl, insert_state): Likewise.
25453 (automata_list_finish): Likewise.
25454 * genrecog.c (process_define_predicate): Add cast to enum type.
25455 * gensupport.c (init_predicate_table): Add cast to enum type.
25456 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
25458 (gimple_build_call_1, gimple_build_label): Likewise.
25459 (gimple_build_goto, gimple_build_asm_1): Likewise.
25460 (gimple_build_switch_1, gimple_build_cdt): Likewise.
25461 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
25462 (enum fallback): Rename from enum fallback_t.
25463 (fallback_t): Typedef as int.
25464 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
25465 GSI_SAME_STMT in function call.
25466 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
25468 (setup_reg_class_relations): Likewise.
25469 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
25470 (setup_prohibited_class_mode_regs): Add cast to enum type.
25471 (setup_prohibited_mode_move_regs): Likewise.
25472 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
25473 (record_address_regs): Change i to enum reg_class.
25474 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
25475 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
25476 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
25477 (GET_MODE_2XWIDER_MODE): Likewise.
25478 (GET_CLASS_NARROWEST_MODE): Likewise.
25479 * omp-low.c (expand_omp_for): Add cast to enum type.
25480 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
25481 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
25482 * postreload.c (reload_cse_simplify_operands): Change rclass local
25484 * predict.c (combine_predictions_for_insn): Change best_predictor
25485 and predictor to enum br_predictor.
25486 (combine_predictions_for_bb): Likewise.
25487 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
25488 use SET_PREDICT_EXPR_OUTCOME.
25489 * real.c (real_arithmetic): Change icode to code in function call.
25490 * reginfo.c (init_move_cost): Add casts to enum type.
25491 (init_reg_sets_1, init_fake_stack_mems): Likewise.
25492 * regmove.c (regclass_compatible_p): Change class0 and class1 to
25494 * reload.c (find_valid_class): Add casts to enum type.
25495 (push_reload): Change 0 to NO_REGS in function call.
25496 (find_reloads): Change this_alternative to array of enum
25497 reg_class. Remove some now-unnecessary casts.
25498 (make_memloc): Change 0 to VOIDmode in function call.
25499 * reload1.c (reload): Change 0 to VOIDmode in function call.
25500 (eliminate_regs_1, elimination_effects): Likewise.
25501 (eliminate_regs_in_insn): Likewise.
25502 (emit_input_reload_insns): Add cast to enum type.
25503 (delete_output_reload): Change 0 to VOIDmode in function call.
25504 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
25505 to enum type in function call.
25506 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
25507 (SET_PREDICT_EXPR_OUTCOME): Define.
25508 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
25509 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
25510 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
25511 (dump_function): Likewise.
25512 * tree-dump.h: Update declarations.
25513 * tree-pass.h: Update declarations.
25514 * varasm.c (assemble_integer): Change mclass to enum mode_class.
25515 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
25517 (arm_rtx_costs_1): Correct parenthesization.
25518 (arm_rtx_costs): Add casts to enum type.
25519 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
25520 (vfp_emit_fstmd): Use add_rg_note.
25521 (emit_multi_reg_push, emit_sfm): Likewise.
25522 (thumb_set_frame_pointer): Likewise.
25523 (arm_expand_prologue): Likewise.
25524 (arm_regno_class): Change return type to enum reg_class.
25525 (thumb1_expand_prologue): Use add_reg_note.
25526 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
25527 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
25529 * config/arm/gentune.sh: Add cast to enum type.
25530 * config/arm/arm-tune.md: Rebuild.
25531 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
25532 (ix86_split_fp_branch, predict_jump): Likewise.
25533 (ix86_expand_multi_arg_builtin): Change sub_code from enum
25534 insn_code to enum rtx_code.
25535 (ix86_builtin_vectorized_function): Add cast to enum type.
25536 * config/i386/i386.md (truncdfsf2): Change slot to enum
25538 (truncxf<mode>2, isinf<mode>2): Likewise.
25539 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
25541 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
25542 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
25543 (insert_bundle_state): Change 1 to INSERT in function call.
25544 (ia64_add_bundle_selector_before): Likewise.
25545 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
25546 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
25547 (restore_stack_nonlocal): Likewise.
25548 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
25550 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
25552 (mips_rtx_costs): Likewise.
25553 (mips_override_options): Add casts to enum type.
25554 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
25556 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
25557 (store_reg, set_reg_plus_d): Likewise.
25558 (hppa_expand_prologue, hppa_profile_hook): Likewise.
25559 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
25561 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
25563 (emit_unlikely_jump): Use add_reg_note.
25564 (rs6000_emit_allocate_stack): Likewise.
25565 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
25566 (output_toc): Change 1 to INSERT in function call.
25567 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
25568 (rs6000_initialize_trampoline): Likewise.
25569 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
25571 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
25572 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
25573 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
25574 (save_gprs): Use add_reg_note.
25575 (s390_emit_prologue): Likewise.
25576 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25577 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
25578 (sparc_fold_builtin): Add cast to enum type.
25579 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
25581 (spu_expand_prologue): Use add_reg_note.
25582 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
25584 2009-04-20 Ian Lance Taylor <iant@google.com>
25586 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
25587 (c_parser_postfix_expression_after_primary): Get VEC for list of
25588 arguments. Get original types of arguments. Call
25589 build_function_call_vec.
25590 (cached_expr_list_1, cached_expr_list_2): New static variables.
25591 (c_parser_expr_list): Change return type to VEC *. Add
25592 p_orig_types parameter. Change all callers.
25593 (c_parser_release_expr): New static function.
25594 (c_parser_vec_to_tree_list): New static function.
25595 * c-typeck.c (build_function_call): Rewrite to build a VEC and
25596 call build_function_call_vec.
25597 (build_function_call_vec): New function, based on old
25598 build_function_call.
25599 (convert_arguments): Remove nargs and argarray parameters. Change
25600 values to a VEC. Add origtypes parameter.
25601 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
25602 (convert_for_assignment): Add origtype parameter. Change all
25603 callers. If warn_cxx_compat, check for conversion to an enum
25604 type when calling a function.
25605 (store_init_value): Add origtype parameter. Change all callers.
25606 (digest_init): Likewise.
25607 (struct init_node): Add origtype field.
25608 (add_pending_init): Add origtype parameter. Change all callers.
25609 (output_init_element): Likewise.
25610 (output_pending_init_elements): Pass origtype from init_node to
25611 output_init_element.
25612 (process_init_element): Pass origtype from c_expr to
25613 output_init_element.
25614 (c_finish_return): Add origtype parameter. Change all callers.
25615 * c-common.c (sync_resolve_size): Change params to VEC *. Change
25617 (sync_resolve_params): Likewise.
25618 (sync_resolve_return): Change params to first_param. Change caller.
25619 (resolve_overloaded_builtins): Change params to VEC *. Change
25620 callers. Save first parameter around call to build_function_call_vec.
25621 * c-decl.c (finish_decl): Add origtype parameter. Change all
25622 callers. Call build_function_call_vec rather than
25623 build_function_call for cleanup.
25624 * c-tree.h: Update declarations.
25625 * c-common.h: Update declarations.
25626 * stub-objc.c (objc_rewrite_function_call): Change parameter from
25627 params to first_param.
25628 * target.h (struct gcc_target): Change resolve_overloaded_builtin
25629 params parameter from tree to void *.
25630 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25631 Change arglist parameter to have type void *, and to be a pointer
25633 * config/rs6000/rs6000-protos.h
25634 (altivec_resolve_overloaded_builtin): Update declaration.
25635 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
25636 fnargs parameter to have type void *, and to be a pointer to a
25637 VEC. Call build_function_call_vec instead of
25638 build_function_call.
25639 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
25641 2009-04-20 Joey Ye <joey.ye@intel.com>
25642 Xuepeng Guo <xuepeng.guo@intel.com>
25643 H.J. Lu <hongjiu.lu@intel.com>
25645 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
25647 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
25648 (IX86_LEA_PRIORITY): Likewise.
25649 (distance_non_agu_define): New function.
25650 (distance_agu_use): Likewise.
25651 (ix86_lea_for_add_ok): Likewise.
25652 (ix86_dep_by_shift_count): Likewise.
25654 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
25655 should split for LEA.
25657 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
25659 (ix86_dep_by_shift_count): Likewise.
25661 2009-04-20 Richard Guenther <rguenther@suse.de>
25663 * expr.c (handled_component_p): Move ...
25664 * tree.h (handled_component_p): ... here.
25665 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
25666 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
25667 and REALPART_EXPR to be in one group.
25669 2009-04-20 Richard Guenther <rguenther@suse.de>
25671 * basic-block.h (get_all_dominated_blocks): Declare.
25672 * dominance.c (get_all_dominated_blocks): New function.
25673 * tree-cfg.c (get_all_dominated_blocks): Remove.
25674 (remove_edge_and_dominated_blocks): Adjust.
25675 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
25676 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
25677 instead of recursing.
25679 2009-04-20 Doug Kwan <dougkwan@google.com>
25681 * cgraph.h (cgraph_node_ptr): New type for vector functions.
25682 (struct cgraph_node_set_def): New type.
25683 (cgraph_node_set) New type. Also declare vector functions.
25684 (struct cgraph_node_set_element_def): New type.
25685 (cgraph_node_set_element): Ditto.
25686 (cgraph_node_set_iterator): New iterator type.
25687 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
25688 cgraph_node_set_remove, dump_cgraph_node_set,
25689 debug_cgraph_node_set): New prototypes.
25690 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
25691 cgraph_node_set_size): New inlines.
25692 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
25693 including cgraph.h.
25694 (struct ipa_opt_pass): Add struct cgraph_node_set_def
25695 argument to function 'write_summary'.
25696 * ipa.c: Include ggc.h.
25697 (hash_cgraph_node_set_element,
25698 eq_cgraph_node_set_element, cgraph_node_set_new,
25699 cgraph_node_set_add, cgraph_node_set_remove,
25700 cgraph_node_set_find, dump_cgraph_node_set,
25701 debug_cgraph_node_set): New functions.
25702 * Makefile.in (ipa.o): Add dependency on GGC_H.
25704 2009-04-20 Ira Rosen <irar@il.ibm.com>
25706 PR tree-optimization/39675
25707 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
25708 check of the return code of vect_schedule_slp. Check that
25709 stmt_vec_info still exists for the statement, before checking its
25710 vectorization type.
25712 2009-04-20 Michael Matz <matz@suse.de>
25714 * Makefile.in (generated_files): Take out $(simple_generated_c).
25716 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
25718 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
25719 (UINTPTR_TYPE): Likewise.
25721 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25724 * c-typeck.c (digest_init): Check for initializing an array with a
25727 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25730 * c-semantics.c (pop_stmt_list): Propagate
25731 STATEMENT_LIST_HAS_LABEL to parent statement list.
25733 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
25735 * config/mips/mips.h (mips_tune_attr): New macro.
25736 * config/mips/mips.md (cpu): Use it.
25738 2009-04-19 Joseph Myers <joseph@codesourcery.com>
25741 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
25744 2009-04-19 Diego Novillo <dnovillo@google.com>
25746 * toplev.c (compile_file): Move call to coverage_finish ...
25747 * cgraphunit.c (ipa_passes): ... here.
25748 Call cgraph_process_new_functions.
25749 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
25750 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
25752 2009-04-19 Jan Hubicka <jh@suse.cz>
25754 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
25756 (dump_cgraph_node): Dump can throw external flag.
25757 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
25759 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
25763 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
25764 * common.opt (Wlogical-op): Move from here...
25765 * c.opt (Wlogical-op): ... to here.
25766 * c-typeck.c (parser_build_binary_op): Update call to
25767 warn_logical_operator.
25768 * c-opts.c (c_common_post_options): Enable warn_logical_op with
25770 * c-common.c (warn_logical_op): Update.
25771 * c-common.h (warn_logical_op): Update declaration.
25773 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
25775 * tree.c (protected_set_expr_location): Fix formatting.
25777 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25780 * c-typeck.c (readonly_warning): new.
25781 (build_unary_op, build_modify_expr): Use readonly_warning for
25782 storing into something readonly but not const-qualified.
25784 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25787 * c-typeck.c (build_unary_op): Check for taking address of
25788 expression of type void.
25790 2009-04-18 Joseph Myers <joseph@codesourcery.com>
25793 * c-typeck.c (build_function_call): Check for calling a function
25794 with qualified void return types. Call require_complete_type when
25797 2009-04-18 Jan Hubicka <jh@suse.cz>
25799 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
25801 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
25802 can_throw_external flag.
25803 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
25804 * ipa-pure-const.c (ignore_edge): New function.
25805 (propagate): Compute order for NOTHROW computation; set NOTHROWs
25806 only over can_throw_external edges.
25807 (local_pure_const): Add nothrow flag.
25808 * ipa-utils.c (searchc): Add ignore_edge callback.
25809 (ipa_utils_reduced_inorder): Add ignore_edge callback.
25810 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
25811 (set_nothrow_function_flags): Update cgraph.
25812 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
25814 2009-04-18 Richard Guenther <rguenther@suse.de>
25816 PR middle-end/39804
25817 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
25818 (fold_stmt): ... this and ...
25819 (fold_stmt_inplace): ... this.
25820 (fold_stmt_1): Fold references in calls and asms.
25821 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
25823 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25825 * tree-vrp.c (ssa_name_nonzero_p): Remove.
25826 * tree.h: Remove the prototype for ssa_name_nonzero_p.
25828 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25830 * tree.c (function_args_count): Remove.
25831 * tree.h: Remove the prototype for function_args_count.
25833 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25835 * tree-iterator.c (expr_only): Remove.
25836 * tree.h: Remove the prototype for expr_only.
25838 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25840 * reginfo.c (cannot_change_mode_set_regs): Remove.
25841 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
25843 2009-04-08 Anatoly Sokolov <aesok@post.ru>
25845 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
25846 whether operands 0 and 1 overlaps.
25848 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
25850 PR middle-end/36902
25851 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
25852 pointer. Use warning_at instead of warning.
25853 (search_for_addr_array): Likewise.
25854 (check_array_bounds): Likewise.
25855 (check_all_array_refs): Check that the incoming edge is not in the
25856 list of edges to be removed.
25857 (check_all_array_refs): Avoid the temporal pointer.
25858 (vrp_visit_cond_stmt): Fix typo.
25859 (simplify_switch_using_ranges): Handle the case where the switch
25860 index is an integer constant.
25862 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
25864 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
25866 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
25868 * doc/extend.texi, doc/invoke.texi: Fix typos.
25870 2009-04-17 Cary Coutant <ccoutant@google.com>
25872 * tree-flow-inline.h (get_lineno): Fix inverted test.
25874 2009-04-17 Diego Novillo <dnovillo@google.com>
25876 * tree-ssa-pre.c (create_expression_by_pieces): Remove
25877 assertion for AVAIL_OUT.
25879 2009-04-17 Mike Frysinger <vapier@gentoo.org>
25882 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
25883 * config/sh/linux-atomic.asm: Likewise.
25885 2009-04-17 Diego Novillo <dnovillo@google.com>
25887 * except.c (debug_eh_tree): New.
25888 (struct eh_region, struct eh_status): Move ...
25889 * except.h: ... here.
25890 (add_type_for_runtime): Declare extern.
25891 (lookup_type_for_runtime): Likewise.
25892 (debug_eh_tree): Declare.
25893 * Makefile.in (GTFILES): List except.h before except.c
25895 2009-04-17 Diego Novillo <dnovillo@google.com>
25897 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
25898 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
25899 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
25900 (find_vars_r): ... here.
25901 * tree-flow.h (find_referenced_vars_in): Declare.
25902 * tree-ssa-pre.c (create_expression_by_pieces): Assert
25903 that AVAIL_OUT exists for BLOCK.
25904 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
25905 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
25906 (tree-parloops.o): Likewise.
25908 2009-04-17 Simon Baldwin <simonb@google.com>
25910 * toplev.c (default_tree_printer): Add handling for %E format.
25912 2009-04-17 Diego Novillo <dnovillo@google.com>
25914 * tree-pretty-print.c (dump_generic_node): Add break after
25915 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
25916 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
25917 FUNCTION_TYPE together. Call print_struct_decl when printing
25918 structures and TDF_SLIM is not given.
25919 (print_struct_decl): Fix logic for detecting recursion.
25921 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
25924 * gcc.c (create_at_file): New.
25925 (compile_input_file_p): New.
25926 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
25927 * main.c (main): Update call to toplev_main.
25928 * toplev.c (toplev_main): Change signature. Call expandargv.
25929 * toplev.h (toplev_main): Change signature.
25931 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25933 * dwarf2out.c (field_byte_offset): Use the type size as the field size
25934 if the latter is not constant.
25936 2009-04-17 David Edelsohn <edelsohn@gnu.org>
25938 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
25940 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
25942 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
25943 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
25945 2009-04-17 Richard Guenther <rguenther@suse.de>
25947 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25948 Handle component references view-converting an invariant address.
25950 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
25952 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
25953 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
25954 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
25955 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
25956 Use @deftypevr rather than @deftypevar.
25958 2009-04-17 Richard Guenther <rguenther@suse.de>
25960 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
25961 (get_prop_source_stmt): Likewise.
25962 (can_propagate_from): Likewise.
25964 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
25966 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
25967 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
25968 (--with-multilib-list): Add default value.
25969 * configure: Regenerate.
25970 * Makefile.in (TM_ENDIAN_CONFIG): Define.
25971 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
25972 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
25973 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
25974 Don't add default cpu to multilib list unnecessarily, but do enable
25975 the relevant compiler option..
25976 Add support for --with-multilib-list=<blank> and
25977 --with-multilib-list=!<somelib> to supress unwanted multilibs.
25978 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
25979 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
25980 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
25981 TM_MULTILIB_CONFIG.
25982 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
25983 (MULTILIB_OSDIRNAMES): New variable.
25984 * config/sh/t-1e: Delete file.
25985 * config/sh/t-mlib-sh1: Delete file.
25986 * config/sh/t-mlib-sh2: Delete file.
25987 * config/sh/t-mlib-sh2a: Delete file.
25988 * config/sh/t-mlib-sh2a-nofpu: Delete file.
25989 * config/sh/t-mlib-sh2a-single: Delete file.
25990 * config/sh/t-mlib-sh2a-single-only: Delete file.
25991 * config/sh/t-mlib-sh2e: Delete file.
25992 * config/sh/t-mlib-sh3e: Delete file.
25993 * config/sh/t-mlib-sh4: Delete file.
25994 * config/sh/t-mlib-sh4-nofpu: Delete file.
25995 * config/sh/t-mlib-sh4-single: Delete file.
25996 * config/sh/t-mlib-sh4-single-only: Delete file.
25997 * config/sh/t-mlib-sh4a: Delete file.
25998 * config/sh/t-mlib-sh4a-nofpu: Delete file.
25999 * config/sh/t-mlib-sh4a-single: Delete file.
26000 * config/sh/t-mlib-sh4a-single-only: Delete file.
26001 * config/sh/t-mlib-sh4al: Delete file.
26002 * config/sh/t-mlib-sh5-32media: Delete file.
26003 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26004 * config/sh/t-mlib-sh5-64media: Delete file.
26005 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26006 * config/sh/t-mlib-sh5-compact: Delete file.
26007 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26008 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26009 * doc/install.texi (Options specification): Add
26010 --with-multilib-list and --with-endian.
26012 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26014 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26016 (OBJS-common): Add plugin-version.o.
26017 (plugin-version.o): New.
26018 * gcc-plugin.h (plugin_gcc_version): New.
26019 (plugin_default_version_check): New.
26020 (plugin_init_func, plugin_init): Add version argument.
26021 * plugin-version.c: New.
26022 * plugin.c (str_plugin_gcc_version_name): New.
26023 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26024 pass it to the init function.
26025 (plugin_default_version_check): New.
26027 2009-04-17 Richard Guenther <rguenther@suse.de>
26029 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26030 for decl-vs-decl disambiguation.
26032 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26034 * config/s390/s390.h (s390_tune_attr): New macro definition.
26035 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26037 2009-04-17 Richard Guenther <rguenther@suse.de>
26039 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26040 (fold_stmt_r): Likewise.
26041 (maybe_fold_reference): New function.
26042 (fold_gimple_assign): Handle cases fold_stmt_r did.
26043 (fold_stmt): Do not use fold_stmt_r.
26044 (fold_stmt_inplace): Likewise.
26046 2009-04-17 Richard Guenther <rguenther@suse.de>
26048 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26049 (record_equivalences_from_stmt): Remove useless checks and
26051 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26052 the type is already suitable.
26054 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26056 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26058 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26060 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26061 (CMPtype): Define as __gcc_CMPtype.
26063 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26065 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26066 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26068 2009-04-17 Richard Guenther <rguenther@suse.de>
26070 PR tree-optimization/39746
26071 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26072 special-casing for builtins and static variable use/def.
26073 (call_may_clobber_ref_p_1): Likewise.
26075 2009-04-16 Ian Lance Taylor <iant@google.com>
26077 * df.h: Include "timevar.h".
26078 (struct df_problem): Change tv_id field to timevar_id_t.
26079 * tree-pass.h: Include "timevar.h".
26080 (struct opt_pass): Change tv_id field to timevar_id_t.
26081 * timevar.h (timevar_id_t): Define TV_NONE.
26082 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26083 TV_NONE rather than tv_id != 0.
26084 (execute_one_pass): Likewise.
26085 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26086 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26087 dependencies to $(TREE_PASS_H).
26088 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26090 (pass_branch_target_load_optimize2): Likewise.
26091 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26092 (pass_outof_cfg_layout_mode): Likewise.
26093 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26094 (pass_rebuild_cgraph_edges): Likewise.
26095 (pass_remove_cgraph_callee_edges): Likewise.
26096 * df-core.c (pass_df_initialize_opt): Likewise.
26097 (pass_df_initialize_no_opt): Likewise.
26098 (pass_df_finish): Likewise.
26099 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26100 * except.c (pass_set_nothrow_function_flags): Likewise.
26101 (pass_convert_to_eh_region_ranges): Likewise.
26102 * final.c (pass_compute_alignments): Likewise.
26103 * function.c (pass_instantiate_virtual_regs): Likewise.
26104 (pass_init_function): Likewise.
26105 (pass_leaf_regs): Likewise.
26106 (pass_match_asm_constraints): Likewise.
26107 * gimple-low.c (pass_lower_cf): Likewise.
26108 (pass_mark_used_blocks): Likewise.
26109 * init-regs.c (pass_initialize_regs): Likewise.
26110 * integrate.c (pass_initial_value_sets): Likewise.
26111 * ira.c (pass_ira): Likewise.
26112 * jump.c (pass_cleanup_barriers): Likewise.
26113 * omp-low.c (pass_expand_omp): Likewise.
26114 (pass_lower_omp): Likewise.
26115 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26116 * recog.c (pass_split_all_insns): Likewise.
26117 (pass_split_after_reload): Likewise.
26118 (pass_split_before_regstack): Likewise.
26119 (pass_split_before_sched2): Likewise.
26120 (pass_split_for_shorten_branches): Likewise.
26121 * reginfo.c (pass_reginfo_init): Likewise.
26122 (pass_subregs_of_mode_init): Likewise.
26123 (pass_subregs_of_mode_finish): Likewise.
26124 * passes.c (pass_postreload): Likewise.
26125 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26126 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26127 (pass_warn_function_return): Likewise.
26128 (pass_warn_function_noreturn): Likewise.
26129 * tree-complex.c (pass_lower_complex): Likewise.
26130 (pass_lower_complex_O0): Likewise.
26131 * tree-if-conv.c (pass_if_conversion): Likewise.
26132 * tree-into-ssa.c (pass_build_ssa): Likewise.
26133 * tree-mudflap.c (pass_mudflap_1): Likewise.
26134 (pass_mudflap_2): Likewise.
26135 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26136 (pass_mudflap_2): Likewise.
26137 * tree-nrv.c (pass_return_slot): Likewise.
26138 * tree-object-size.c (pass_object_sizes): Likewise.
26139 * tree-optimize.c (pass_all_optimizations): Likewise.
26140 (pass_early_local_passes): Likewise.
26141 (pass_all_early_optimizations): Likewise.
26142 (pass_cleanup_cfg): Likewise.
26143 (pass_cleanup_cfg_post_optimizing): Likewise.
26144 (pass_free_datastructures): Likewise.
26145 (pass_free_cfg_annotations): Likewise.
26146 (pass_fixup_cfg): Likewise.
26147 (pass_init_datastructures): Likewise.
26148 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26149 (pass_late_warn_uninitialized): Likewise.
26150 (pass_update_address_taken): Likewise.
26151 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26152 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26153 (pass_cse_sincos): Likewise.
26154 (pass_convert_to_rsqrt): Likewise.
26155 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26156 * tree-stdarg.c (pass_stdarg): Likewise.
26157 * tree-tailcall.c (pass_tail_recursion): Likewise.
26158 (pass_tail_calls): Likewise.
26159 * tree-vect-generic.c (pass_lower_vector): Likewise.
26160 (pass_lower_vector_ssa): Likewise.
26161 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26163 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26165 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26167 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26169 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26170 logical and signext.
26172 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26175 * config/sh/predicates.md (arith_operand): Check if the operand
26176 of TRUNCATE is a REG.
26178 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26180 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26181 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26183 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26185 * tree-iterator.c (tsi_split_statement_list_after,
26186 tsi_split_statement_list_before): Remove.
26187 * tree-iterator.h: Remove the prototypes for
26188 tsi_split_statement_list_after and tsi_split_statement_list_before.
26190 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26192 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26193 * tree-ssa-propagate.h: Remove the prototype for
26194 stmt_makes_single_load.
26196 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26198 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26199 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26201 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26203 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26205 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26207 * except.c (eh_region_outer_p): Remove.
26208 * except.h: Remove the prototype for eh_region_outer_p.
26210 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26212 * function.c (current_function_assembler_name): Remove.
26213 * function.h: Remove the prototype for
26214 current_function_assembler_name.
26216 2009-04-16 Ian Lance Taylor <iant@google.com>
26218 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26219 (add_reg_note): Call alloc_reg_note.
26220 * rtl.h (alloc_reg_note): Declare.
26221 * combine.c (try_combine): Use alloc_reg_note.
26222 (recog_for_combine, move_deaths): Likewise.
26223 (distribute_notes): Use alloc_reg_note and add_reg_note.
26224 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26225 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26226 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26228 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26230 PR rtl-optimization/39762
26231 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26232 ira_may_move_out_cost): Add comments about way of their usage.
26233 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26235 * ira-conflicts.c (process_regs_for_copy): Use function
26236 ira_get_register_move_cost instead of global
26237 ira_register_move_cost.
26239 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26240 color_pass, move_spill_restore, update_curr_costs): Ditto.
26242 * ira-lives.c (process_single_reg_class_operands): Ditto.
26244 * ira-emit.c (emit_move_list): Ditto.
26246 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26247 (record_reg_classes): Ditto. Use functions
26248 ira_get_register_move_cost and ira_get_may_move_cost instead of
26249 global vars ira_register_move_cost, ira_may_move_out_cost and
26250 ira_may_move_in_cost.
26251 (record_address_regs): Don't call ira_init_register_move_cost.
26252 Use function ira_get_may_move_cost instead of global
26253 ira_may_move_in_cost.
26254 (process_bb_node_for_hard_reg_moves): Use function
26255 ira_get_register_move_cost instead of global ira_register_move_cost.
26256 (ira_costs): Don't call ira_init_register_move_cost.
26258 2009-04-16 Richard Guenther <rguenther@suse.de>
26260 * tree-cfg.c (verify_gimple_assign_binary):
26261 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
26262 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
26263 (create_general_new_stmt): Note that this function is broken.
26265 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26267 * common.opt (fhelp): Add Var(help_flag).
26268 * gcc-plugin.h (plugin_info): Add help.
26269 * plugin.c (plugin_name_args): Add help.
26270 (register_plugin_info): Set plugin->help.
26271 (print_help_one_plugin): New.
26272 (print_plugins_help): New.
26273 * plugin.h (print_plugins_help): New.
26274 * toplev.c (toplev_main): Call print_plugins_help if needed.
26276 2009-04-16 Richard Guenther <rguenther@suse.de>
26278 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
26279 (gimple_ior_addresses_taken_1): New function.
26280 (gimple_ior_addresses_taken): Likewise.
26281 * gimple.h (struct gimple_statement_with_ops_base): Remove
26282 addresses_taken member.
26283 (gimple_ior_addresses_taken): Declare.
26284 (gimple_addresses_taken, gimple_addresses_taken_ptr,
26285 gimple_set_addresses_taken): Remove.
26286 * ipa-reference.c (mark_address): New function.
26287 (scan_stmt_for_static_refs): Use it for marking addresses taken.
26288 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
26289 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
26290 (gimple_add_to_addresses_taken): Remove.
26291 (get_tmr_operands): Call mark_address_taken.
26292 (get_asm_expr_operands): Likewise.
26293 (get_expr_operands): Likewise.
26294 (build_ssa_operands): Do not clear the addresses_taken bitmap.
26295 (free_stmt_operands): Do not free it.
26296 * tree-ssa.c (delete_tree_ssa): Likewise.
26297 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
26299 2009-04-16 Richard Guenther <rguenther@suse.de>
26301 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
26302 (walk_stmt_load_store_ops): Likewise.
26303 * gimple.c (get_base_loadstore): New function.
26304 (walk_stmt_load_store_addr_ops): Likewise.
26305 (walk_stmt_load_store_ops): Likewise.
26306 * ipa-pure-const.c (check_op): Simplify.
26307 (check_load, check_store): New functions.
26308 (check_stmt): Use walk_stmt_load_store_ops.
26309 * ipa-reference.c (mark_load): Adjust signature.
26310 (mark_store): Likewise.
26311 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
26313 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26315 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
26316 (plugin_info): New.
26317 * opts.c (common_handle_option): Don't call print_version.
26318 * plugin.c (plugin_name_args): Add version.
26319 (register_plugin_info): New.
26320 (register_callback): Handle PLUGIN_INFO.
26321 (try_init_one_plugin): New.
26322 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
26324 (finalize_one_plugin): New.
26325 (finalize_plugins): New.
26326 (print_one_plugin): New.
26327 (print_plugins_versions): New.
26328 * plugin.h (print_plugins_versions): New.
26329 (finalize_plugins): New.
26330 * toplev.c (compile_file): Don't call initialize_plugins.
26331 (print_version): Call print_plugins_versions.
26332 (toplev_main): Call initialize_plugins. Print version if needed.
26333 Call finalize_plugins.
26335 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
26337 * common.opt (fversion): New.
26338 * gcc.c (print_version): New.
26339 (process_command): Don't print the version. Just set print_version.
26340 (main): Print version. Call subprocesses if print_version and
26341 verbose_flag are set.
26342 * opts.c (common_handle_option): Handle OPT_fversion.
26344 2009-04-16 Richard Guenther <rguenther@suse.de>
26345 Ira Rosen <irar@il.ibm.com>
26347 PR tree-optimization/39698
26348 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
26349 type of the reduction variable. Only generate the def if
26352 * omp-low.c (expand_omp_for_generic): When converting to a pointer
26353 make sure to first convert to an integer of the same precision.
26354 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
26355 the type of the evolution correctly in computing the new
26356 induction variable base.
26358 2009-04-16 Richard Guenther <rguenther@suse.de>
26360 PR middle-end/39625
26361 * tree-cfg.c (make_blocks): Split statements with to-be
26362 abnormal SSA names on the lhs.
26364 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
26366 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
26367 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
26368 * c-typeck.c (really_start_incremental_init): Likewise.
26369 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
26370 (TARGET_INITIALIZER): Remove it.
26371 * target.h (struct target): Remove vector_opaque_p.
26372 * tree.c (build_opaque_vector_type): New.
26373 * tree.h (TYPE_VECTOR_OPAQUE): New.
26374 (build_opaque_vector_type): Declare.
26375 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
26376 * config/rs6000/rs6000.c (build_opaque_vector_type,
26377 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
26378 (rs6000_init_builtins): Use build_opaque_vector_type for
26379 opaque_V4SI_type_node.
26381 2009-04-15 Catherine Moore <clm@codesourcery.com>
26383 * debug.h (set_name): Declare.
26384 * dwarf2out.c (dwarf2out_set_name): Declare.
26385 (dwarf2_debug_hooks): Add set_name.
26386 (find_AT_string): New.
26387 (add_AT_string): Call find_AT_string.
26388 (dwarf2out_set_name): New.
26389 * cp/decl.c (grokdeclarator): Call set_name.
26390 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
26391 * debug.c (do_nothing_debug_hooks): Likewise.
26392 * dbxout.c (dbx_debug_hooks): Likewise.
26393 * sdbout.c (sdb_debug_hooks): Likewise.
26395 2009-04-15 Michael Eager <eager@eagercon.com>
26397 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
26398 reg for single-precision FPU.
26399 * config/rs6000/rs6000.md (movsi_internal1): Only for
26400 !TARGET_SINGLE_FPU.
26401 (movsi_internal1_single): New. Add pattern to move SI values to/from
26402 single-precision FP regs.
26404 2009-04-15 Richard Guenther <rguenther@suse.de>
26406 * omp-low.c (lower_rec_input_clauses): Build correct address
26408 (expand_omp_for_generic): Fix multiplication type.
26409 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
26410 (generate_memset_zero): Fix types.
26411 * tree-profile.c (prepare_instrumented_value): Correctly
26414 2009-04-15 Ian Lance Taylor <iant@google.com>
26416 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
26417 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
26418 for -Wall and for -Wc++-compat.
26419 (c_common_post_options): For C++, set warn_enum_compare if not
26421 * c-tree.h (struct c_expr): Add field original_type.
26422 (build_external_ref): Update declaration.
26423 * c-parser.c (c_parser_braced_init): Set original_type.
26424 (c_parser_initelt): Likewise.
26425 (c_parser_expr_no_commas): Likewise.
26426 (c_parser_conditional_expression): Likewise.
26427 (c_parser_cast_expression): Likewise.
26428 (c_parser_unary_expression): Likewise. Pull setting of
26429 original_code to top of function.
26430 (c_parser_sizeof_expression): Set original_type.
26431 (c_parser_alignof_expression): Likewise.
26432 (c_parser_postfix_expression): Likewise. Pull setting of
26433 original_code to top of function.
26434 (c_parser_postfix_expression_after_paren_type): Set original_type.
26435 (c_parser_postfix_expression_after_primary): Likewise.
26436 (c_parser_expression): Likewise.
26437 * c-typeck.c (build_external_ref): Add type parameter. Change all
26439 (c_expr_sizeof_expr): Set original_type field.
26440 (parser_build_unary_op): Likewise.
26441 (parser_build_binary_op): Likewise. Optionally warn about
26442 comparisons of enums of different types.
26443 (digest_init): Set original_type field.
26444 (really_start_incremental_init): Likewise.
26445 (push_init_level, pop_init_level): Likewise.
26446 * doc/invoke.texi (Warning Options): -Wenum-compare now
26449 2009-04-15 Richard Guenther <rguenther@suse.de>
26451 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
26452 out a necessary conversion.
26453 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
26454 names we didn't value number.
26455 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
26457 2009-04-15 Richard Guenther <rguenther@suse.de>
26459 PR tree-optimization/39764
26460 * tree-ssa-ccp.c (get_value): Canonicalize value with
26461 canonicalize_float_value.
26463 2009-04-15 Jan Hubicka <jh@suse.cz>
26465 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
26466 Wrong version of patch.
26468 2009-04-15 Jan Hubicka <jh@suse.cz>
26470 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
26472 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
26474 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
26475 our distinct integral and vector types.
26477 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
26479 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
26480 * init.c (build_vtbl_address): Remove call to assemble_external.
26482 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
26484 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
26485 output for other floating point modes.
26487 2009-04-14 Diego Novillo <dnovillo@google.com>
26489 * diagnostic.c (diagnostic_report_diagnostic): Do not
26490 warn about loaded plugins for DK_ERROR and DK_WARNING.
26491 * c-decl.c (declspecs_add_type): Move call to
26492 invoke_plugin_callbacks ...
26493 * c-parser.c (c_parser_declspecs): ... here.
26494 * plugin.c (dump_active_plugins): Tidy output.
26496 2009-04-14 Diego Novillo <dnovillo@google.com>
26497 Le-Chun Wu <lcwu@google.com>
26499 * configure.ac: Add --enable-plugin support.
26500 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
26501 * Makefile.in (PLUGIN_H): Define.
26502 Export ENABLE_PLUGIN and GMPINC to site.exp.
26503 Add PLUGINLIBS to link command.
26504 Add/modify dependencies for plugin.o and files including plugin.h.
26506 * config.in: Regenerate.
26508 * opts.c (common_handle_option): Handle OPT_fplugin_ and
26511 2009-04-14 Le-Chun Wu <lcwu@google.com>
26513 * tree-pass.h (register_one_dump_file): Add a prototype for
26514 register_one_dump_file.
26515 * toplev.c (compile_file): Call initialize_plugins.
26516 (do_compile): Call invoke_plugin_callbacks.
26517 (toplev_main): Call invoke_plugin_callbacks.
26518 * common.opt: Add -fplugin= and -fplugin-arg-.
26519 * gcc-plugin.h: New public header file for plugins to include.
26520 * plugin.c: New source file.
26521 * plugin.h: New internal header file.
26522 * passes.c (register_one_dump_file): Make it external.
26524 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
26526 2009-04-14 Diego Novillo <dnovillo@google.com>
26528 * doc/plugins.texi: New.
26529 * doc/gccint.texi: Add reference to Plugins chapter.
26530 * doc/invoke.texi: Document -fplugin and -fplugin-arg
26531 * diagnostic.c (diagnostic_report_diagnostic): Warn about
26532 loaded plugins, if any.
26533 * timevar.def (TV_PLUGIN_INIT): Define.
26534 (TV_PLUGIN_RUN): Define.
26535 * plugin.c: Include timevar.h
26536 (plugins_active_p): New.
26537 (dump_active_plugins): New.
26538 (debug_active_plugins): New.
26540 2009-04-14 Joseph Myers <joseph@codesourcery.com>
26542 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
26544 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
26546 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
26548 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
26549 the same as a minus without a shift.
26551 2009-04-14 Nick Clifton <nickc@redhat.com>
26553 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
26554 comparisons with small integers will always produce a short
26557 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
26560 2008-12-19 Diego Novillo <dnovillo@google.com>
26562 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
26564 2009-04-14 Richard Guenther <rguenther@suse.de>
26566 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
26568 (verify_gimple_assign_binary): Likewise. Handle shifts and
26570 (verify_gimple_phi): Print the mismatched argument position.
26571 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
26573 (vect_update_init_of_dr): Likewise.
26574 * matrix-reorg.c (transform_access_sites): Do what the
26576 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
26578 2009-04-13 Michael Eager <eager@eagercon.com>
26580 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
26581 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
26582 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
26583 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
26584 remove duplicate config
26586 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26588 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
26589 file_name:line_number type locator of the call site.
26591 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
26593 * genautomata.c: Put blank after comma.
26594 (automaton_decls): New.
26595 (struct unit_usage): Add comments to member next.
26596 (store_alt_unit_usage): Keep the list ordered.
26597 (unit_present_on_list_p, equal_alternatives_p): New.
26598 (check_regexp_units_distribution): Check units distribution
26599 correctness correctly.
26600 (main): Don't write automata if error is found. Return correct
26603 * config/m68k/cf.md (cfv4_ds): Remove.
26604 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
26605 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
26607 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
26608 power4-load-ext, power4-store, power4-store-update,
26609 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
26610 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
26611 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
26612 power4-sqrt, power4-isync): Modify reservation to make correct
26613 unit distribution to automata.
26615 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
26616 power5-store-update, power5-two, power5-three, power5-lmul,
26617 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
26619 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
26621 * except.c (pass_set_nothrow_function_flags): Set name and add
26623 (set_nothrow_function_flags): Mention in the dump file when
26624 changing a function to nothrow.
26626 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
26629 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
26630 instead of unsigned long.
26632 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26634 * config/arm/arm.c (return_used_this_function): Remove.
26635 (arm_output_function_prologue): Remove use of
26636 return_used_this_function.
26637 (output_return_instruction): Replace use of
26638 return_used_this_function
26639 by cfun->machine->return_used_this_function.
26640 (arm_output_epilogue): Likewise.
26641 (arm_output_function_epilogue): Likewise.
26642 (thumb_unexpanded_epilogue): Likewise.
26643 * config/arm/arm.h (struct machine_function):
26644 New member return_used_this_function.
26646 2009-04-12 Mark Mitchell <mark@codesourcery.com>
26648 * doc/install.texi: Correct description of default directory for
26649 --with-gxx-include-dir.
26651 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
26653 * fold-const.c (build_range_check): Properly deal with enumeral and
26654 boolean base types.
26656 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
26658 * doc/invoke.texi (max_gcse_passes): Remove documentation.
26659 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
26660 * params.h (MAX_GCSE_PASSES): Remove.
26661 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
26662 in sequence. Remove ability to run multiple passes.
26663 (bypass_jumps): Report run as third CPROP pass.
26665 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
26667 PR middle-end/39651
26668 * except.c (can_throw_external): Look at each insn in a SEQUENCE
26669 when deciding whether the whole SEQUENCE can throw.
26671 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
26674 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
26675 offseted label references.
26677 2009-04-11 Jan Hubicka <jh@suse.cz>
26679 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
26681 2009-04-11 Richard Guenther <rguenther@suse.de>
26683 PR middle-end/39732
26684 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
26685 return variables as TREE_ADDRESSABLE.
26687 2009-04-11 Richard Guenther <rguenther@suse.de>
26689 PR tree-optimization/39713
26690 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
26691 reference trees have SSA_NAME operands.
26693 2009-04-11 Richard Guenther <rguenther@suse.de>
26696 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
26697 address expressions.
26699 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
26701 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
26702 match changes in Cygwin 1.7
26703 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
26704 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
26706 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26708 PR tree-optimization/39701
26709 * doc/invoke.texi (Optimization Options): Document change in
26710 meaning and initialization of -fdelete-null-pointer-checks.
26712 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26714 PR middle-end/39701
26715 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
26717 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
26720 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
26722 2009-04-10 Chao-ying Fu <fu@mips.com>
26724 * doc/tm.texi (Instruction Output): Document
26725 TARGET_ASM_FINAL_POSTSCAN_INSN.
26726 * target.h (final_postscan_insn): New field in asm_out.
26727 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26728 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
26729 * final.c (final_scan_insn): Call
26730 targetm.asm_out.final_postscan_insn after outputting
26731 an asm macro and a normal instruction.
26733 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
26734 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
26735 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
26736 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
26737 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
26739 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
26741 PR middle-end/39701
26742 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
26743 variables as non-NULL even with -fdelete-null-pointer-checks.
26745 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
26747 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
26749 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
26752 * config/i386/i386.c (classify_argument): Handle SCmode with
26753 (bit_offset % 64) != 0.
26755 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
26757 * doc/invoke.texi (Optimize Options): Add cross-reference to
26758 -Q --help=optimizers examples.
26760 2009-04-10 Ben Elliston <bje@au.ibm.com>
26763 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
26764 regalign for the reg == fpr and TDmode case.
26766 2009-04-09 David Ayers <ayers@fsfe.org>
26769 * objc/objc-act.c (warn_with_method): Remove helper function.
26770 (check_duplicates): Call warning and inform directly.
26771 (really_start_method): Likewise.
26773 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
26775 * expmed.c (expand_divmod): Always use a comparison for a division
26776 by a large unsigned integer.
26778 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
26779 for things others than variables or functions as nonzero.
26781 2009-04-09 Nick Clifton <nickc@redhat.com>
26783 * unwind-compat.c: Change copyright header to refer to version
26784 3 of the GNU General Public License with version 3.1 of the
26785 GCC Runtime Library Exception and to point readers at the
26786 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
26787 * config/alpha/crtfastmath.c: Likewise.
26788 * config/alpha/linux-unwind.h: Likewise.
26789 * config/alpha/qrnnd.asm: Likewise.
26790 * config/alpha/vms-crt0-64.c: Likewise.
26791 * config/alpha/vms-crt0.c: Likewise.
26792 * config/alpha/vms-dwarf2.asm: Likewise.
26793 * config/alpha/vms-dwarf2eh.asm: Likewise.
26794 * config/alpha/vms-psxcrt0-64.c: Likewise.
26795 * config/alpha/vms-psxcrt0.c: Likewise.
26796 * config/alpha/vms_tramp.asm: Likewise.
26797 * config/arc/initfini.c: Likewise.
26798 * config/arc/lib1funcs.asm: Likewise.
26799 * config/arm/bpabi-v6m.S: Likewise.
26800 * config/arm/bpabi.S: Likewise.
26801 * config/arm/bpabi.c: Likewise.
26802 * config/arm/crti.asm: Likewise.
26803 * config/arm/crtn.asm: Likewise.
26804 * config/arm/ieee754-df.S: Likewise.
26805 * config/arm/ieee754-sf.S: Likewise.
26806 * config/arm/lib1funcs.asm: Likewise.
26807 * config/arm/libunwind.S: Likewise.
26808 * config/arm/linux-atomic.c: Likewise.
26809 * config/arm/mmintrin.h: Likewise.
26810 * config/arm/pr-support.c: Likewise.
26811 * config/arm/unaligned-funcs.c: Likewise.
26812 * config/arm/unwind-arm.c: Likewise.
26813 * config/arm/unwind-arm.h: Likewise.
26814 * config/avr/libgcc.S: Likewise.
26815 * config/bfin/crti.s: Likewise.
26816 * config/bfin/crtlibid.s: Likewise.
26817 * config/bfin/crtn.s: Likewise.
26818 * config/bfin/lib1funcs.asm: Likewise.
26819 * config/bfin/linux-unwind.h: Likewise.
26820 * config/cris/arit.c: Likewise.
26821 * config/cris/cris_abi_symbol.c: Likewise.
26822 * config/darwin-64.c: Likewise.
26823 * config/darwin-crt2.c: Likewise.
26824 * config/darwin-crt3.c: Likewise.
26825 * config/darwin.h: Likewise.
26826 * config/dbxelf.h: Likewise.
26827 * config/dfp-bit.c: Likewise.
26828 * config/dfp-bit.h: Likewise.
26829 * config/elfos.h: Likewise.
26830 * config/fixed-bit.c: Likewise.
26831 * config/fixed-bit.h: Likewise.
26832 * config/fp-bit.c: Likewise.
26833 * config/fp-bit.h: Likewise.
26834 * config/fr30/crti.asm: Likewise.
26835 * config/fr30/crtn.asm: Likewise.
26836 * config/fr30/lib1funcs.asm: Likewise.
26837 * config/freebsd-spec.h: Likewise.
26838 * config/frv/cmovd.c: Likewise.
26839 * config/frv/cmovh.c: Likewise.
26840 * config/frv/cmovw.c: Likewise.
26841 * config/frv/frvbegin.c: Likewise.
26842 * config/frv/frvend.c: Likewise.
26843 * config/frv/lib1funcs.asm: Likewise.
26844 * config/glibc-stdint.h: Likewise.
26845 * config/h8300/clzhi2.c: Likewise.
26846 * config/h8300/crti.asm: Likewise.
26847 * config/h8300/crtn.asm: Likewise.
26848 * config/h8300/ctzhi2.c: Likewise.
26849 * config/h8300/fixunssfsi.c: Likewise.
26850 * config/h8300/lib1funcs.asm: Likewise.
26851 * config/h8300/parityhi2.c: Likewise.
26852 * config/h8300/popcounthi2.c: Likewise.
26853 * config/i386/ammintrin.h: Likewise.
26854 * config/i386/att.h: Likewise.
26855 * config/i386/avxintrin.h: Likewise.
26856 * config/i386/biarch64.h: Likewise.
26857 * config/i386/bmmintrin.h: Likewise.
26858 * config/i386/cpuid.h: Likewise.
26859 * config/i386/cross-stdarg.h: Likewise.
26860 * config/i386/crtfastmath.c: Likewise.
26861 * config/i386/crtprec.c: Likewise.
26862 * config/i386/cygming-crtbegin.c: Likewise.
26863 * config/i386/cygming-crtend.c: Likewise.
26864 * config/i386/cygwin.asm: Likewise.
26865 * config/i386/emmintrin.h: Likewise.
26866 * config/i386/gmm_malloc.h: Likewise.
26867 * config/i386/gthr-win32.c: Likewise.
26868 * config/i386/i386.h: Likewise.
26869 * config/i386/immintrin.h: Likewise.
26870 * config/i386/linux-unwind.h: Likewise.
26871 * config/i386/linux64.h: Likewise.
26872 * config/i386/mm3dnow.h: Likewise.
26873 * config/i386/mmintrin-common.h: Likewise.
26874 * config/i386/mmintrin.h: Likewise.
26875 * config/i386/nmmintrin.h: Likewise.
26876 * config/i386/pmm_malloc.h: Likewise.
26877 * config/i386/pmmintrin.h: Likewise.
26878 * config/i386/smmintrin.h: Likewise.
26879 * config/i386/sol2-c1.asm: Likewise.
26880 * config/i386/sol2-ci.asm: Likewise.
26881 * config/i386/sol2-cn.asm: Likewise.
26882 * config/i386/sol2-gc1.asm: Likewise.
26883 * config/i386/tmmintrin.h: Likewise.
26884 * config/i386/unix.h: Likewise.
26885 * config/i386/w32-unwind.h: Likewise.
26886 * config/i386/wmmintrin.h: Likewise.
26887 * config/i386/x86-64.h: Likewise.
26888 * config/i386/x86intrin.h: Likewise.
26889 * config/i386/xmmintrin.h: Likewise.
26890 * config/ia64/crtbegin.asm: Likewise.
26891 * config/ia64/crtend.asm: Likewise.
26892 * config/ia64/crtfastmath.c: Likewise.
26893 * config/ia64/crti.asm: Likewise.
26894 * config/ia64/crtn.asm: Likewise.
26895 * config/ia64/fde-glibc.c: Likewise.
26896 * config/ia64/lib1funcs.asm: Likewise.
26897 * config/ia64/linux-unwind.h: Likewise.
26898 * config/ia64/quadlib.c: Likewise.
26899 * config/ia64/unwind-ia64.c: Likewise.
26900 * config/linux.h: Likewise.
26901 * config/m32c/m32c-lib1.S: Likewise.
26902 * config/m32c/m32c-lib2-trapv.c: Likewise.
26903 * config/m32c/m32c-lib2.c: Likewise.
26904 * config/m32r/initfini.c: Likewise.
26905 * config/m68hc11/larith.asm: Likewise.
26906 * config/m68hc11/m68hc11-crt0.S: Likewise.
26907 * config/m68k/cf.md: Likewise.
26908 * config/m68k/crti.s: Likewise.
26909 * config/m68k/crtn.s: Likewise.
26910 * config/m68k/lb1sf68.asm: Likewise.
26911 * config/m68k/linux-unwind.h: Likewise.
26912 * config/mcore/crti.asm: Likewise.
26913 * config/mcore/crtn.asm: Likewise.
26914 * config/mcore/lib1.asm: Likewise.
26915 * config/mips/linux-unwind.h: Likewise.
26916 * config/mips/loongson.h: Likewise.
26917 * config/mips/mips16.S: Likewise.
26918 * config/mmix/crti.asm: Likewise.
26919 * config/mmix/crtn.asm: Likewise.
26920 * config/pa/fptr.c: Likewise.
26921 * config/pa/hpux-unwind.h: Likewise.
26922 * config/pa/lib2funcs.asm: Likewise.
26923 * config/pa/linux-atomic.c: Likewise.
26924 * config/pa/linux-unwind.h: Likewise.
26925 * config/pa/milli64.S: Likewise.
26926 * config/pa/quadlib.c: Likewise.
26927 * config/pa/stublib.c: Likewise.
26928 * config/picochip/libgccExtras/adddi3.asm: Likewise.
26929 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
26930 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
26931 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
26932 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
26933 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
26934 * config/picochip/libgccExtras/divmod15.asm: Likewise.
26935 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
26936 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
26937 * config/picochip/libgccExtras/longjmp.asm: Likewise.
26938 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
26939 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
26940 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
26941 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
26942 * config/picochip/libgccExtras/setjmp.asm: Likewise.
26943 * config/picochip/libgccExtras/subdi3.asm: Likewise.
26944 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
26945 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
26946 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
26947 * config/rs6000/750cl.h: Likewise.
26948 * config/rs6000/altivec.h: Likewise.
26949 * config/rs6000/biarch64.h: Likewise.
26950 * config/rs6000/crtresfpr.asm: Likewise.
26951 * config/rs6000/crtresgpr.asm: Likewise.
26952 * config/rs6000/crtresxfpr.asm: Likewise.
26953 * config/rs6000/crtresxgpr.asm: Likewise.
26954 * config/rs6000/crtsavfpr.asm: Likewise.
26955 * config/rs6000/crtsavgpr.asm: Likewise.
26956 * config/rs6000/darwin-asm.h: Likewise.
26957 * config/rs6000/darwin-fallback.c: Likewise.
26958 * config/rs6000/darwin-fpsave.asm: Likewise.
26959 * config/rs6000/darwin-ldouble.c: Likewise.
26960 * config/rs6000/darwin-tramp.asm: Likewise.
26961 * config/rs6000/darwin-unwind.h: Likewise.
26962 * config/rs6000/darwin-vecsave.asm: Likewise.
26963 * config/rs6000/darwin-world.asm: Likewise.
26964 * config/rs6000/e500crtres32gpr.asm: Likewise.
26965 * config/rs6000/e500crtres64gpr.asm: Likewise.
26966 * config/rs6000/e500crtres64gprctr.asm: Likewise.
26967 * config/rs6000/e500crtrest32gpr.asm: Likewise.
26968 * config/rs6000/e500crtrest64gpr.asm: Likewise.
26969 * config/rs6000/e500crtresx32gpr.asm: Likewise.
26970 * config/rs6000/e500crtresx64gpr.asm: Likewise.
26971 * config/rs6000/e500crtsav32gpr.asm: Likewise.
26972 * config/rs6000/e500crtsav64gpr.asm: Likewise.
26973 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
26974 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
26975 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
26976 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
26977 * config/rs6000/eabi-ci.asm: Likewise.
26978 * config/rs6000/eabi-cn.asm: Likewise.
26979 * config/rs6000/eabi.asm: Likewise.
26980 * config/rs6000/linux-unwind.h: Likewise.
26981 * config/rs6000/linux64.h: Likewise.
26982 * config/rs6000/paired.h: Likewise.
26983 * config/rs6000/paired.md: Likewise.
26984 * config/rs6000/ppc64-fp.c: Likewise.
26985 * config/rs6000/ppu_intrinsics.h: Likewise.
26986 * config/rs6000/rs6000.h: Likewise.
26987 * config/rs6000/si2vmx.h: Likewise.
26988 * config/rs6000/sol-ci.asm: Likewise.
26989 * config/rs6000/sol-cn.asm: Likewise.
26990 * config/rs6000/spe.h: Likewise.
26991 * config/rs6000/spu2vmx.h: Likewise.
26992 * config/rs6000/sysv4.h: Likewise.
26993 * config/rs6000/tramp.asm: Likewise.
26994 * config/rs6000/vec_types.h: Likewise.
26995 * config/s390/linux-unwind.h: Likewise.
26996 * config/s390/tpf-unwind.h: Likewise.
26997 * config/score/crti.asm: Likewise.
26998 * config/score/crtn.asm: Likewise.
26999 * config/sh/crt1.asm: Likewise.
27000 * config/sh/crti.asm: Likewise.
27001 * config/sh/crtn.asm: Likewise.
27002 * config/sh/divtab-sh4-300.c: Likewise.
27003 * config/sh/divtab-sh4.c: Likewise.
27004 * config/sh/divtab.c: Likewise.
27005 * config/sh/lib1funcs-4-300.asm: Likewise.
27006 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27007 * config/sh/lib1funcs.asm: Likewise.
27008 * config/sh/lib1funcs.h: Likewise.
27009 * config/sh/linux-atomic.asm: Likewise.
27010 * config/sh/linux-unwind.h: Likewise.
27011 * config/sh/shmedia.h: Likewise.
27012 * config/sh/sshmedia.h: Likewise.
27013 * config/sh/ushmedia.h: Likewise.
27014 * config/sparc/crtfastmath.c: Likewise.
27015 * config/sparc/linux-unwind.h: Likewise.
27016 * config/sparc/sol2-c1.asm: Likewise.
27017 * config/sparc/sol2-ci.asm: Likewise.
27018 * config/sparc/sol2-cn.asm: Likewise.
27019 * config/spu/divmodti4.c: Likewise.
27020 * config/spu/divv2df3.c: Likewise.
27021 * config/spu/float_disf.c: Likewise.
27022 * config/spu/float_unsdidf.c: Likewise.
27023 * config/spu/float_unsdisf.c: Likewise.
27024 * config/spu/float_unssidf.c: Likewise.
27025 * config/spu/mfc_multi_tag_release.c: Likewise.
27026 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27027 * config/spu/mfc_tag_release.c: Likewise.
27028 * config/spu/mfc_tag_reserve.c: Likewise.
27029 * config/spu/mfc_tag_table.c: Likewise.
27030 * config/spu/multi3.c: Likewise.
27031 * config/spu/spu_internals.h: Likewise.
27032 * config/spu/spu_intrinsics.h: Likewise.
27033 * config/spu/spu_mfcio.h: Likewise.
27034 * config/spu/vec_types.h: Likewise.
27035 * config/spu/vmx2spu.h: Likewise.
27036 * config/stormy16/stormy16-lib2.c: Likewise.
27037 * config/svr4.h: Likewise.
27038 * config/sync.c: Likewise.
27039 * config/v850/lib1funcs.asm: Likewise.
27040 * config/vxlib-tls.c: Likewise.
27041 * config/vxlib.c: Likewise.
27042 * config/vxworks-dummy.h: Likewise.
27043 * config/xtensa/crti.asm: Likewise.
27044 * config/xtensa/crtn.asm: Likewise.
27045 * config/xtensa/ieee754-df.S: Likewise.
27046 * config/xtensa/ieee754-sf.S: Likewise.
27047 * config/xtensa/lib1funcs.asm: Likewise.
27048 * config/xtensa/lib2funcs.S: Likewise.
27049 * config/xtensa/linux-unwind.h: Likewise.
27050 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27051 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27052 * coretypes.h: Likewise.
27053 * crtstuff.c: Likewise.
27054 * defaults.h: Likewise.
27055 * dwarf2.h: Likewise.
27056 * emutls.c: Likewise.
27057 * gbl-ctors.h: Likewise.
27058 * gcov-io.h: Likewise.
27059 * ginclude/float.h: Likewise.
27060 * ginclude/iso646.h: Likewise.
27061 * ginclude/stdarg.h: Likewise.
27062 * ginclude/stdbool.h: Likewise.
27063 * ginclude/stddef.h: Likewise.
27064 * ginclude/stdfix.h: Likewise.
27065 * ginclude/stdint-gcc.h: Likewise.
27066 * ginclude/tgmath.h: Likewise.
27067 * gthr-aix.h: Likewise.
27068 * gthr-dce.h: Likewise.
27069 * gthr-gnat.c: Likewise.
27070 * gthr-gnat.h: Likewise.
27071 * gthr-lynx.h: Likewise.
27072 * gthr-mipssde.h: Likewise.
27073 * gthr-nks.h: Likewise.
27074 * gthr-posix.c: Likewise.
27075 * gthr-posix.h: Likewise.
27076 * gthr-posix95.h: Likewise.
27077 * gthr-rtems.h: Likewise.
27078 * gthr-single.h: Likewise.
27079 * gthr-solaris.h: Likewise.
27080 * gthr-tpf.h: Likewise.
27081 * gthr-vxworks.h: Likewise.
27082 * gthr-win32.h: Likewise.
27083 * gthr.h: Likewise.
27084 * libgcc2.c: Likewise.
27085 * libgcc2.h: Likewise.
27086 * libgcov.c: Likewise.
27087 * tsystem.h: Likewise.
27088 * typeclass.h: Likewise.
27089 * unwind-c.c: Likewise.
27090 * unwind-compat.h: Likewise.
27091 * unwind-dw2-fde-compat.c: Likewise.
27092 * unwind-dw2-fde-darwin.c: Likewise.
27093 * unwind-dw2-fde-glibc.c: Likewise.
27094 * unwind-dw2-fde.c: Likewise.
27095 * unwind-dw2-fde.h: Likewise.
27096 * unwind-dw2.c: Likewise.
27097 * unwind-dw2.h: Likewise.
27098 * unwind-generic.h: Likewise.
27099 * unwind-pe.h: Likewise.
27100 * unwind-sjlj.c: Likewise.
27101 * unwind.inc: Likewise.
27102 * config/arm/neon-gen.ml: Change generated copyright header to
27103 refer to version 3 of the GNU General Public License with
27104 version 3.1 of the GCC Runtime Library Exception and to point
27105 readers at the COPYING3 and COPYING3.RUNTIME files and the
27106 FSF's license web page.
27107 * config/arm/arm_neon.h: Regenerate.
27109 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27111 * config/cris/cris.md: Change copyright header to refer to version
27112 3 of the GNU General Public License.
27113 * doc/install.texi2html: Change copyright header to refer to version
27114 3 of the GNU General Public License and to point readers at the
27115 COPYING3 file and the FSF's license web page.
27116 * config/vax/linux.h: Likewise.
27118 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27120 * config/i386/i386.md (cmpcc): New.
27121 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27122 (sync_compare_and_swap_cc*): Delete.
27124 * config/s390/s390.c (s390_compare_emitted): Remove.
27125 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27126 s390_compare_emitted used to be handled. Assert that modes match.
27127 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27128 refer to sync_compare_and_swap_ccsi.
27129 * config/s390/s390.h (s390_compare_emitted): Remove.
27130 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27131 instead of s390_compare_emitted.
27132 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27133 instead of s390_compare_emitted.
27134 * config/s390/s390.md (cmpcc): New.
27135 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27136 CC_REGNUM, do not pretend it's set.
27137 (sync_compare_and_swap_cc*): Delete.
27138 * config/s390/predicates.md (cc_reg_operand): New.
27140 * expr.c (sync_compare_and_swap_cc): Delete.
27141 * optabs.h (sync_compare_and_swap_cc): Delete.
27142 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27143 is being used with can_compare_p.
27144 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27145 (find_cc_set): New.
27146 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27147 look for a MODE_CC set instead. Use emit_store_flag.
27148 (expand_compare_and_swap_loop): Likewise, with some additional
27149 complication to avoid a force_reg when useless. Use
27150 emit_cmp_and_jump_insns.
27151 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27152 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27153 sync_compare_and_swap documentation.
27155 2009-04-09 Jan Hubicka <jh@suse.cz>
27157 * except.c (find_prev_try): Break out from ....
27158 (duplicate_eh_regions): ... here; properly update prev_try pointers
27159 when duplication part of tree.
27160 (dump_eh_tree): Improve dumping.
27161 (verify_eh_region): New.
27162 (verify_eh_tree): Use it.
27164 2009-04-06 Richard Guenther <rguenther@suse.de>
27166 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27167 &ARRAY addresses by adjusting their types and prepending
27169 * tree-cfg.c (verify_gimple_assign_single): Verify that
27170 addresses are correct.
27172 2009-04-09 Richard Guenther <rguenther@suse.de>
27174 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27175 indices into an array reference if possible.
27176 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27177 Fold POINTER_PLUS_EXPR statements with invariant address.
27179 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27182 * config.gcc (powerpc64-*-linux*): Always build biarch.
27184 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27187 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27188 it and pedwarn if this results in an INTEGER_CST.
27190 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27192 * doc/install.texi: Update minimum GMP version. Remove obsolete
27193 text in MPFR section.
27195 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27197 * dwarf2out.c (class_scope_p): New static inline.
27198 (class_or_namespace_scope_p): Use it.
27199 (gen_variable_die): Use DW_TAG_member tag for static data member
27200 declarations instead of DW_TAG_variable.
27202 PR middle-end/39573
27203 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27206 2009-04-08 Richard Guenther <rguenther@suse.de>
27208 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27209 valueize random data.
27211 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27213 * config.gcc (aix tm_file): Add aix-stdint.h.
27214 (aix tm clause use_gcc_stdint): Set to wrap.
27215 * config/rs6000/aix-stdint.h: New file.
27217 2009-04-08 Richard Guenther <rguenther@suse.de>
27219 PR middle-end/36291
27220 * tree-dfa.c (add_referenced_var): Do not recurse into
27221 global initializers.
27222 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27224 (fold_const_aggregate_ref): Likewise.
27226 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27228 * recog.c (ordered_comparison_operator): New.
27229 * gensupport.c (std_preds): Add it.
27230 * doc/md.texi (Machine-Independent Predicates): Document it.
27232 2009-04-08 Jan Hubicka <jh@suse.cz>
27234 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27235 * function.h (rtl_eh): Remove exception_handler_label_map.
27236 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27237 remove_exception_handler_label, for_each_eh_label_1): Remove.
27238 (rtl_remove_unreachable_regions): Remove.
27239 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27240 (find_exception_handler_labels): Don't build the hashtable.
27241 (maybe_remove_eh_handler): Remove.
27242 (for_each_eh_label): Rewrite to walk the tree.
27243 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27244 * except.h (maybe_remove_eh_handler): Remove.
27245 * passes.c (init_optimization_passes): Schedule second EH cleanup
27247 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27248 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27250 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27252 * genoutput.c (validate_optab_operands): New.
27253 (gen_insn, gen_expand): Call it.
27255 * genflags.c (gen_insn): Detect misused iterators.
27256 (main): Pass line_no to gen_insn, exit with status 1 on error.
27258 * genextract.c (line_no): Make global.
27259 (VEC_safe_set_locstr): Change assertion to error message.
27260 (main): Exit with status 1 on error.
27262 2009-04-08 Joseph Myers <joseph@codesourcery.com>
27266 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27267 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27268 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
27269 * c-convert.c (convert): Do not call fold on results of conversion
27270 functions when the result is a C_MAYBE_CONST_EXPR.
27271 * c-parser.c (c_parser_postfix_expression): Do not fold condition
27272 of __builtin_choose_expr.
27273 * c-typeck.c (remove_c_maybe_const_expr): New.
27274 (build_unary_op, build_conditional_expr, build_compound_expr,
27275 build_binary_op, c_objc_common_truthvalue_conversion): Call
27276 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
27279 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
27281 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
27282 CODE to produce a new one. Add a prototype to use fold_convert_const
27284 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
27287 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
27288 mix declarations and code.
27290 2009-04-08 Ben Elliston <bje@au.ibm.com>
27292 * gcc.c: Replace `CC' with `GCC' throughout.
27294 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
27296 * doc/invoke.texi: Document Atom support.
27298 2009-04-07 Jason Merrill <jason@redhat.com>
27301 * c-common.h, c-common.c: Add flag_pretty_templates.
27302 * c-opts.c (c_common_handle_option): Set it.
27303 * c.opt: Add -fno-pretty-templates.
27304 * doc/invoke.texi (C++ Dialect Options): Likewise.
27306 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
27308 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
27309 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
27310 (ia64_expand_builtin): Likewise.
27312 2009-04-07 Martin Jambor <mjambor@suse.cz>
27314 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
27315 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
27316 ADDR_EXPRS are include too.
27318 2009-04-07 Richard Guenther <rguenther@suse.de>
27320 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
27321 decls are only used if passes as parameters or if they are
27322 local statics and the call is not to a builtin.
27323 (call_may_clobber_ref_p_1): Likewise.
27325 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27327 * expr.c (do_store_flag): Remove last argument. Simplify code
27328 to avoid duplication of tests already done by can_compare_p.
27329 (expand_expr_real_1): Adjust caller.
27331 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27333 * optabs.c (can_compare_p): Test the predicate of a
27334 cbranch and cstore pattern.
27336 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27338 * expr.c (convert_move): Use emit_store_flag instead of
27341 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
27343 * config/i386/i386.c (ix86_compare_emitted): Remove.
27344 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
27345 ix86_compare_op0 like ix86_compare_emitted used to be handled.
27346 * config/i386/i386.h (ix86_compare_emitted): Remove.
27347 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
27348 instead of ix86_compare_emitted.
27349 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
27351 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
27353 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
27354 Add t-sysroot-suffix to tmake_file.
27355 * config/print-sysroot-suffix.sh: New file.
27356 * config/t-sysroot-suffix: New file.
27358 2009-04-07 Ben Elliston <bje@au.ibm.com>
27360 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
27361 as the latter produces a warning when the target does not support
27364 2009-04-07 Ben Elliston <bje@au.ibm.com>
27366 * dfp.c: Replace type punning assignments with memcpy throughout.
27367 * Makefile.in (dfp.o-warn): Remove.
27369 2009-04-07 Alan Modra <amodra@bigpond.net.au>
27372 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
27373 Include soft-fp/t-softfp after rs6000/t-linux64.
27375 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
27377 * stor-layout.c (set_sizetype): Use the full precision of their
27378 machine mode for bitsize types.
27380 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
27382 * config/i386/i386.md: Revert 2 accidental checkins.
27384 2009-04-06 Joey Ye <joey.ye@intel.com>
27385 Xuepeng Guo <xuepeng.guo@intel.com>
27386 H.J. Lu <hongjiu.lu@intel.com>
27388 Atom pipeline model, tuning and insn selection.
27389 * config.gcc (atom): Add atom config options and target.
27391 * config/i386/atom.md: New.
27393 * config/i386/i386.c (atom_cost): New cost.
27394 (m_ATOM): New macro flag.
27395 (initial_ix86_tune_features): Set m_ATOM.
27396 (x86_accumulate_outgoing_args): Likewise.
27397 (x86_arch_always_fancy_math_387): Likewise.
27398 (processor_target): Add Atom cost.
27399 (cpu_names): Add Atom cpu name.
27400 (override_options): Set Atom ISA.
27401 (ix86_issue_rate): New case PROCESSOR_ATOM.
27402 (ix86_adjust_cost): Likewise.
27404 * config/i386/i386.h (TARGET_ATOM): New target macro.
27405 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
27406 (TARGET_OPT_AGU): New target option.
27407 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
27408 (processor_type): Add PROCESSOR_ATOM.
27410 * config/i386/i386.md (cpu): Add new value "atom".
27411 (use_carry, movu): New attr.
27412 (atom.md): Include atom.md.
27413 (adddi3_carry_rex64): Set attr "use_carry".
27414 (addqi3_carry): Likewise.
27415 (addhi3_carry): Likewise.
27416 (addsi3_carry): Likewise.
27417 (*addsi3_carry_zext): Likewise.
27418 (subdi3_carry_rex64): Likewise.
27419 (subqi3_carry): Likewise.
27420 (subhi3_carry): Likewise.
27421 (subsi3_carry): Likewise.
27422 (x86_movdicc_0_m1_rex64): Likewise.
27423 (*x86_movdicc_0_m1_se): Likewise.
27424 (x86_movsicc_0_m1): Likewise.
27425 (*x86_movsicc_0_m1_se): Likewise.
27426 (*adddi_1_rex64): Emit add insn as much as possible.
27427 (*addsi_1): Likewise.
27428 (return_internal): Set atom_unit.
27429 (return_internal_long): Likewise.
27430 (return_pop_internal): Likewise.
27431 (*rcpsf2_sse): Set atom_sse_attr attr.
27432 (*qrt<mode>2_sse): Likewise.
27433 (*prefetch_sse): Likewise.
27435 * config/i386/i386-c.c (ix86_target_macros_internal): New case
27437 (ix86_target_macros_internal): Likewise.
27439 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
27440 (*prefetch_sse_rex): Likewise.
27441 (sse_rcpv4sf2): Likewise.
27442 (sse_vmrcpv4sf2): Likewise.
27443 (sse_sqrtv4sf2): Likewise.
27444 (<sse>_vmsqrt<mode>2): Likewise.
27445 (sse_ldmxcsr): Likewise.
27446 (sse_stmxcsr): Likewise.
27447 (*sse_sfence): Likewise.
27448 (sse2_clflush): Likewise.
27449 (*sse2_mfence): Likewise.
27450 (*sse2_lfence): Likewise.
27451 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
27452 (<sse>_movup<ssemodesuffixf2c>): Likewise.
27453 (avx_movdqu<avxmodesuffix>): Likewise.
27454 (avx_lddqu<avxmodesuffix>): Likewise.
27455 (sse2_movntv2di): Change attr "type" to "ssemov".
27456 (sse2_movntsi): Likewise.
27457 (rsqrtv8sf2): Change attr "type" to "sseadd".
27458 (sse3_addsubv2df3): Set attr "atom_unit".
27459 (sse3_h<plusminus_insn>v4sf3): Likewise.
27460 (*sse2_pmaddwd): Likewise.
27461 (*vec_extractv2di_1_rex64): Likewise.
27462 (*vec_extractv2di_1_avx): Likewise.
27463 (sse2_psadbw): Likewise.
27464 (ssse3_phaddwv8hi3): Likewise.
27465 (ssse3_phaddwv4hi3): Likewise.
27466 (ssse3_phadddv4si3): Likewise.
27467 (ssse3_phadddv2si3): Likewise.
27468 (ssse3_phaddswv8hi3): Likewise.
27469 (ssse3_phaddswv4hi3): Likewise.
27470 (ssse3_phsubwv8hi3): Likewise.
27471 (ssse3_phsubwv4hi3): Likewise.
27472 (ssse3_phsubdv4si3): Likewise.
27473 (ssse3_phsubdv2si3): Likewise.
27474 (ssse3_phsubswv8hi3): Likewise.
27475 (ssse3_phsubswv4hi3): Likewise.
27476 (ssse3_pmaddubsw128): Likewise.
27477 (sse3_pmaddubsw: Likewise.
27478 (ssse3_palignrti): Likewise.
27479 (ssse3_palignrdi): Likewise.
27481 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
27483 * doc/install.texi (Specific): Fix two cross-references to MinGW.
27485 2009-04-06 Richard Guenther <rguenther@suse.de>
27487 PR tree-optimization/28868
27488 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
27489 of which PHI results we inserted.
27490 (insert_into_preds_of_block): Record inserted PHIs.
27491 (eliminate): Eliminate redundant PHI nodes.
27492 (init_pre): Init inserted_phi_names.
27494 2009-04-06 Richard Guenther <rguenther@suse.de>
27496 PR tree-optimization/39643
27497 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
27498 IMAGPART_EXPRs of complex constants.
27499 (execute_fold_all_builtins): If we folded a call queue
27500 TODO_update_address_taken.
27502 2009-04-06 Jan Hubicka <jh@suse.cz>
27504 PR middle-end/39659
27505 * except.c (remove_unreachable_regions): Propagate may_contain_throw
27508 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
27510 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
27512 (ic_invalidate_array): Likewise.
27514 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
27516 * calls.c (emit_library_call_value_1): Fix a problem with parameter
27517 alignment for library calls.
27519 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
27521 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
27522 (mingw32 tm clause use_gcc_stdint): Set to wrap.
27523 * config/i386/mingw-stdint.h: New file.
27525 2009-04-05 Richard Guenther <rguenther@suse.de>
27527 PR tree-optimization/39648
27528 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
27529 our &A vs. &A[0] IL deficiencies.
27531 2009-04-04 Jan Hubicka <jh@suse.cz>
27533 * except.c (sjlj_find_directly_reachable_regions): Be ready for
27534 removed toplevel regions.
27535 (sjlj_mark_call_sites): Likewise.
27537 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
27539 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
27540 (cygwin tm clause use_gcc_stdint): Set to wrap.
27541 * config/i386/cygwin-stdint.h: New file.
27543 2009-04-04 Richard Guenther <rguenther@suse.de>
27545 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
27546 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
27547 single-argument PHIs if we are in loop-closed SSA form.
27548 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
27549 for the pre-condition.
27550 (slpeel_tree_peel_loop_to_edge): Likewise.
27551 (vect_build_loop_niters): Take an optional sequence to append stmts.
27552 (vect_generate_tmps_on_preheader): Likewise.
27553 (vect_do_peeling_for_loop_bound): Take extra guards for the
27555 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
27556 the cost model check.
27557 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
27558 guards if we are going to peel. Do not apply versioning in that case.
27559 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
27560 (vect_do_peeling_for_loop_bound): Likewise.
27561 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
27562 loop bound only record extra pre-conditions, do not apply loop
27565 2009-04-04 Richard Guenther <rguenther@suse.de>
27567 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
27570 2009-04-04 Jan Hubicka <jh@suse.cz>
27572 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27573 last_basic_block for size of bb->index indexed array.
27574 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
27575 compute_out, link_btr_uses, build_btr_def_use_webs,
27576 build_btr_def_use_webs, migrate_btr_defs): Likewise.
27578 2009-04-04 Jan Hubicka <jh@suse.cz>
27580 * except.c (remove_eh_handler_and_replace): Break out from ...
27581 (remove_eh_handler): ... here.
27582 (bring_to_root): New function.
27583 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
27584 handled ones, bring others to root of tree.
27586 2009-04-04 Jan Hubicka <jh@suse.cz>
27588 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
27589 (all_phis_safe_to_merge): New function.
27590 (update_info): New structure.
27591 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
27592 (cleanup_empty_eh): Update SSA if possible.
27594 2009-04-04 Richard Guenther <rguenther@suse.de>
27596 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
27597 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
27598 (append_vuse): Likewise.
27600 2009-04-04 Jakub Jelinek <jakub@redhat.com>
27602 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
27603 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
27604 instead of REG_UNSAVED for DW_CFA_undefined.
27605 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
27606 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
27609 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
27612 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
27614 2009-04-04 Richard Guenther <rguenther@suse.de>
27616 PR tree-optimization/8781
27617 PR tree-optimization/37892
27618 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
27619 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
27620 (valueize_refs): Call it for *& valueizations.
27621 (shared_reference_ops_from_ref): Rename to ...
27622 (valueize_shared_reference_ops_from_ref): ... this and valueize.
27623 (shared_reference_ops_from_call): Rename to ...
27624 (valueize_shared_reference_ops_from_call): ... this and valueize.
27625 (vn_reference_lookup): Update.
27626 (visit_reference_op_call): Likewise.
27627 * tree-ssa-pre.c (phi_translate_1): Fold *&.
27628 (eliminate): Value-replace the call address in call statements.
27630 2009-04-04 Richard Guenther <rguenther@suse.de>
27632 PR tree-optimization/39636
27633 * tree-ssa-forwprop.c
27634 (forward_propagate_addr_into_variable_array_index): Check for
27635 GIMPLE_ASSIGN before accessing the rhs code.
27637 2009-04-03 Jason Merrill <jason@redhat.com>
27639 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
27641 2009-04-03 Steve Ellcey <sje@cup.hp.com>
27643 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
27644 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
27645 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
27646 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
27647 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
27648 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
27649 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
27650 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
27651 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
27652 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
27653 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
27654 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
27655 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
27656 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
27657 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
27658 Use fr_reg_or_fp01_operand instead of fr_register_operand
27660 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
27661 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
27662 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
27664 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
27666 PR rtl-optimization/39607
27667 PR rtl-optimization/39631
27671 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27672 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27673 instead of DF_LR_OUT.
27674 * ira-lives.c (process_bb_node_lives): Ditto.
27675 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27676 instead of DF_LR_{OUT,IN}.
27677 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27678 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27680 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
27682 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
27683 (execute_lower_omp): Always run but take the short way out if -fopenmp
27685 (gate_lower_omp): Remove, forcing the pass manager to always run the
27686 pass and always set PROP_gimple_lomp.
27687 (pass_lower_omp): Remove gate function.
27688 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
27689 PROP_trees. Instead, require it.
27690 * ipa-cp.c (pass_ipa_cp): Likewise.
27691 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
27692 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
27693 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
27694 and PROP_gimple_leh.
27696 2009-04-03 Richard Guenther <rguenther@suse.de>
27698 PR middle-end/13146
27699 PR tree-optimization/23940
27700 PR tree-optimization/33237
27701 PR middle-end/33974
27702 PR middle-end/34093
27703 PR tree-optimization/36201
27704 PR tree-optimization/36230
27705 PR tree-optimization/38049
27706 PR tree-optimization/38207
27707 PR tree-optimization/38230
27708 PR tree-optimization/38301
27709 PR tree-optimization/38585
27710 PR middle-end/38895
27711 PR tree-optimization/38985
27712 PR tree-optimization/39299
27713 * tree-ssa-structalias.h: Remove.
27714 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
27715 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
27716 (struct vuse_element_d): Remove.
27717 (struct vuse_vec_d): Likewise.
27718 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
27719 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
27720 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
27721 VUSE_ELEMENT_VAR): Likewise.
27722 (struct voptype_d): Likewise.
27723 (NUM_VOP_FREE_BUCKETS): Likewise.
27724 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
27725 (struct stmt_operands_d): Remove.
27726 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
27727 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
27728 VDEF_NUM, VDEF_VECT): Likewise.
27729 (copy_virtual_operands): Remove.
27730 (operand_build_cmp): Likewise.
27731 (create_ssa_artificial_load_stmt): Likewise.
27732 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
27733 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
27734 vuse_index and mayuse_index members. Pack and move done and iter_type
27735 members to the front.
27736 (SSA_OP_VMAYUSE): Remove.
27737 (SSA_OP_VIRTUAL_USES): Adjust.
27738 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
27739 (unlink_stmt_vdef): Declare.
27740 (add_to_addressable_set): Remove.
27741 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
27742 (vrp_visit_stmt): Likewise.
27743 * doc/tree-ssa.texi (Alias analysis): Update.
27744 * doc/invoke.texi (max-aliased-vops): Remove docs.
27745 (avg-aliased-vops): Likewise.
27746 * tree-into-ssa.c (syms_to_rename): Remove.
27747 (need_to_update_vops_p): Likewise.
27748 (need_to_initialize_update_ssa_p): Rename to ...
27749 (update_ssa_initialized_fn): ... this. Track function we are
27751 (symbol_marked_for_renaming): Simplify.
27752 (add_new_name_mapping): Do not set need_to_update_vops_p.
27753 (dump_currdefs): Use SYMS_TO_RENAME.
27754 (rewrite_update_stmt): Always walk all uses/defs.
27755 (dump_update_ssa): Adjust.
27756 (init_update_ssa): Take function argument. Track what we are
27758 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
27759 (create_new_def_for): Initialize for cfun, assert we are initialized
27761 (mark_sym_for_renaming): Simplify.
27762 (mark_set_for_renaming): Do not initialize update-ssa.
27763 (need_ssa_update_p): Simplify. Take function argument.
27764 (name_mappings_registered_p): Assert we ask for the correct function.
27765 (name_registered_for_update_p): Likewise.
27766 (ssa_names_to_replace): Likewise.
27767 (release_ssa_name_after_update_ssa): Likewise.
27768 (update_ssa): Likewise. Use SYMS_TO_RENAME.
27769 (dump_decl_set): Do not print a newline.
27770 (debug_decl_set): Do it here.
27771 (dump_update_ssa): And here.
27772 * tree-ssa-loop-im.c (move_computations): Adjust.
27773 (movement_possibility): Likewise.
27774 (determine_max_movement): Likewise.
27775 (gather_mem_refs_stmt): Likewise.
27776 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
27777 or NAME_MEMORY_TAG.
27778 * tree-complex.c (update_all_vops): Remove.
27779 (expand_complex_move): Adjust.
27780 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
27781 Simplify test for memory referencing statement. Exclude
27782 non-invariant ADDR_EXPRs.
27783 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
27784 * tree-loop-distribution.c (generate_memset_zero): Adjust.
27785 (rdg_flag_uses): Likewise.
27786 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
27788 (tree_optimize_tail_calls_1): Also split the
27789 edge from the entry block if we have degenerate PHI nodes in
27790 the first basic block.
27791 * tree.c (init_ttree): Remove memory-tag related code.
27792 (tree_code_size): Likewise.
27793 (tree_node_structure): Likewise.
27794 (build7_stat): Re-write to be build6_stat.
27795 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
27796 (SSA_VAR_P): Adjust.
27797 (struct tree_memory_tag): Remove.
27798 (struct tree_memory_partition_tag): Likewise.
27799 (union tree_node): Adjust.
27800 (build7): Re-write to be build6.
27801 * tree-pass.h (pass_reset_cc_flags): Remove.
27802 (TODO_update_address_taken): New flag.
27803 (pass_simple_dse): Remove.
27804 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
27805 * params.h (MAX_ALIASED_VOPS): Remove.
27806 (AVG_ALIASED_VOPS): Likewise.
27807 * omp-low.c (expand_omp_taskreg): Update SSA form.
27808 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
27809 aliases the lhs in a copy stmt.
27810 * tree-ssa-dse.c (struct address_walk_data): Remove.
27811 (memory_ssa_name_same): Likewise.
27812 (memory_address_same): Likewise.
27813 (get_kill_of_stmt_lhs): Likewise.
27814 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
27815 unused stores. Look through PHI nodes into post-dominated regions.
27816 (dse_optimize_stmt): Simplify. Properly remove stores.
27817 (tree_ssa_dse): Compute dominators.
27818 (execute_simple_dse): Remove.
27819 (pass_simple_dse): Likewise.
27820 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
27821 gimple_loaded_syms and gimple_stored_syms computation.
27822 * toplev.c (dump_memory_report): Dump alias and pta stats.
27823 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
27824 (vn_reference_eq): Likewise.
27825 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
27826 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
27827 valueize_vuses): Remove.
27828 (get_def_ref_stmt_vuses): Simplify. Rename to ...
27829 (get_def_ref_stmt_vuse): ... this.
27830 (vn_reference_lookup_2): New function.
27831 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
27832 walking equivalent vuses. Simplify.
27833 (vn_reference_lookup): Likewise.
27834 (vn_reference_insert): Likewise.
27835 (vn_reference_insert_pieces): Likewise.
27836 (visit_reference_op_call): Simplify.
27837 (visit_reference_op_load): Likewise.
27838 (visit_reference_op_store): Likewise.
27839 (init_scc_vn): Remove shared_lookup_vuses initialization.
27840 (free_scc_vn): Remove shared_lookup_vuses freeing.
27841 (sort_vuses, sort_vuses_heap): Remove.
27842 (get_ref_from_reference_ops): Export.
27843 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
27844 vector with single vuse pointer.
27845 (vn_reference_lookup_pieces, vn_reference_lookup,
27846 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
27847 (shared_vuses_from_stmt): Remove.
27848 (get_ref_from_reference_ops): Declare.
27849 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
27850 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
27851 memory-tag related code.
27852 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
27853 (likely_value): Add comment, skip static-chain of call statements.
27854 (surely_varying_stmt_p): Adjust.
27855 (gimplify_and_update_call_from_tree): Likewise.
27856 (execute_fold_all_builtins): Do not rebuild alias info.
27857 (gimplify_and_update_call_from_tree): Properly update VOPs.
27858 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
27859 (copy_ref_info): Remove memory-tag related code.
27860 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
27861 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
27862 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
27864 * tree-ssa-dom.c (gimple_p): Remove typedef.
27865 (eliminate_redundant_computations): Adjust.
27866 (record_equivalences_from_stmt): Likewise.
27867 (avail_expr_hash): Likewise.
27868 (avail_expr_eq): Likewise.
27869 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
27870 (stmt_makes_single_load): Likewise.
27871 (stmt_makes_single_store): Likewise.
27872 * tree-ssa-alias.c: Rewrite completely.
27873 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
27874 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
27875 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
27876 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
27877 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
27878 Remove public functions.
27879 (pass_reset_cc_flags): Remove.
27880 (pass_build_alias): Move ...
27881 * tree-ssa-structalias.c (pass_build_alias): ... here.
27882 * tree-ssa-alias.c (may_be_aliased): Move ...
27883 * tree-flow-inline.h (may_be_aliased): ... here.
27884 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
27885 count_uses_and_derefs): Move ...
27886 * gimple.c: ... here.
27887 * gimple.h (count_uses_and_derefs): Declare.
27888 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
27889 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
27890 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
27891 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
27892 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
27893 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
27894 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
27896 * tree-dfa.c (refs_may_alias_p): Move ...
27897 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
27898 * tree-ssa-alias.h: New file.
27899 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
27900 (statement_sink_location): Likewise.
27901 * opts.c (decode_options): Do not adjust max-aliased-vops or
27902 avg-aliased-vops values.
27903 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
27904 (TV_CALL_CLOBBER): Likewise.
27905 (TV_FLOW_SENSITIVE): Likewise.
27906 (TV_FLOW_INSENSITIVE): Likewise.
27907 (TV_MEMORY_PARTITIONING): Likewise.
27908 (TV_ALIAS_STMT_WALK): New timevar.
27909 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
27910 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
27911 (get_address_description): Remove memory-tag related code.
27912 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
27913 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
27914 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
27915 and immediate uses in statements. Document.
27916 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
27917 (dump_symbols): Remove.
27918 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
27919 * alias.c (get_deref_alias_set): New function split out from ...
27920 (get_alias_set): ... here.
27921 * alias.h (get_deref_alias_set): Declare.
27922 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
27923 type parameter. Remove restrict pointer handling. Create a
27924 ref-all pointer in case type-based alias sets do not conflict.
27925 (vect_analyze_data_refs): Remove SMT related code.
27926 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
27927 (vectorizable_load): Likewise.
27928 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
27929 (DR_SYMBOL_TAG, DR_VOPS): Remove.
27930 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
27931 Ignore vops and SMTs.
27932 (dr_analyze_alias): Likewise..
27933 (free_data_ref): Likewise.
27934 (create_data_ref): Likewise.
27935 (analyze_all_data_dependences): Likewise.
27936 (get_references_in_stmt): Adjust.
27937 * tree-flow-inline.h (gimple_aliases_computed_p,
27938 gimple_addressable_vars, gimple_call_clobbered_vars,
27939 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
27940 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
27941 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
27942 gimple_mem_ref_stats): Remove.
27943 (gimple_vop): New function.
27944 (op_iter_next_use): Remove vuses and mayuses cases.
27945 (op_iter_next_def): Remove vdefs case.
27946 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
27947 (clear_and_done_ssa_iter): Do not set removed fields.
27948 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
27949 Assert we are not iterating over vuses or vdefs if not also
27950 iterating over uses or defs.
27951 (op_iter_init_use): Likewise.
27952 (op_iter_init_def): Likewise.
27953 (op_iter_next_vdef): Remove.
27954 (op_iter_next_mustdef): Likewise.
27955 (op_iter_init_vdef): Likewise.
27956 (compare_ssa_operands_equal): Likewise.
27957 (link_use_stmts_after): Handle vuse operand.
27958 (is_call_used): Use is_call_clobbered.
27959 (is_call_clobbered): Global variables are always call clobbered,
27960 query the call-clobbers bitmap.
27961 (mark_call_clobbered): Ignore global variables.
27962 (clear_call_clobbered): Likewise.
27963 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
27964 virtual operands sanity check.
27965 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
27967 (TARGET_MEM_REF): Remove TMR_TAG operand.
27968 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
27969 Remove call-clobber related code.
27970 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
27971 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
27972 partitions or escape reason.
27973 (get_single_def_stmt, get_single_def_stmt_from_phi,
27974 get_single_def_stmt_with_phi): Remove.
27975 (dump_referenced_vars): Tidy.
27976 (get_ref_base_and_extent): Allow bare decls.
27977 (collect_dfa_stats): Adjust.
27978 * graphite.c (rename_variables_in_stmt): Adjust.
27979 (graphite_copy_stmts_from_block): Likewise.
27980 (translate_clast): Likewise.
27981 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
27983 (translate_vuse_through_block): Use the oracle.
27984 (phi_translate_1): Adjust.
27985 (value_dies_in_block_x): Use the oracle. Cache the outcome
27987 (valid_in_sets): Check if the VUSE for
27988 a REFERENCE is available.
27989 (eliminate): Do not remove stmts during elimination,
27990 instead queue and remove them afterwards.
27991 (do_pre): Do not rebuild alias info.
27992 (pass_pre): Run TODO_rebuild_alias before PRE.
27993 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
27994 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
27995 (mark_all_v_defs_stmt): Remove.
27996 (mark_all_v_defs_seq): Adjust.
27997 (sra_replace): Likewise.
27998 (scalarize_use): Likewise.
27999 (scalarize_copy): Likewise.
28000 (scalarize_init): Likewise.
28001 (scalarize_ldst): Likewise.
28002 (todoflags): Remove.
28003 (tree_sra): Do not rebuild alias info.
28004 (tree_sra_early): Adjust.
28005 (pass_sra): Run TODO_update_address_taken before SRA.
28006 * tree-predcom.c (set_alias_info): Remove.
28007 (prepare_initializers_chain): Do not call it.
28008 (mark_virtual_ops_for_renaming): Adjust.
28009 (mark_virtual_ops_for_renaming_list): Remove.
28010 (initialize_root_vars): Adjust.
28011 (initialize_root_vars_lm): Likewise.
28012 (prepare_initializers_chain): Likewise.
28013 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28014 (may_propagate_copy_into_stmt): Likewise.
28015 (merge_alias_info): Do nothing for now.
28016 (propagate_tree_value_into_stmt): Adjust.
28017 (stmt_may_generate_copy): Likewise.
28018 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28019 not mark symbols for renaming.
28020 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28021 with the same statement, make sure to update the new pointed-to one.
28022 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28023 call statements, do not mark symbols for renaming.
28024 (mark_operand_necessary): Dump something.
28025 (ref_may_be_aliased): New function.
28026 (mark_aliased_reaching_defs_necessary_1): New helper function.
28027 (mark_aliased_reaching_defs_necessary): Likewise.
28028 (mark_all_reaching_defs_necessary_1): Likewise.
28029 (mark_all_reaching_defs_necessary): Likewise.
28030 (propagate_necessity): Do not process virtual PHIs. For
28031 non-aliased loads mark all reaching definitions as necessary.
28032 For aliased loads and stores mark the immediate dominating
28033 aliased clobbers as necessary.
28034 (visited): New global static.
28035 (perform_tree_ssa_dce): Free visited bitmap after propagating
28037 (remove_dead_phis): Perform simple dead virtual PHI removal.
28038 (remove_dead_stmt): Properly unlink virtual operands when
28040 (eliminate_unnecessary_stmts): Schedule PHI removal after
28042 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28043 (process_replaceable): Likewise.
28044 (find_replaceable_in_bb): Likewise.
28045 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28046 based on the single gimple vop.
28047 (verify_flow_insensitive_alias_info): Remove.
28048 (verify_flow_sensitive_alias_info): Likewise.
28049 (verify_call_clobbering): Likewise.
28050 (verify_memory_partitions): Likewise.
28051 (verify_alias_info): Likewise.
28052 (verify_ssa): Adjust..
28053 (execute_update_addresses_taken): Export. Update SSA
28054 manually. Optimize only when optimizing. Use a local bitmap.
28055 (pass_update_address_taken): Remove TODO_update_ssa, add
28057 (pass_update_address_taken): Just use TODO_update_address_taken.
28058 (init_tree_ssa): Do not initialize addressable_vars.
28059 (verify_ssa): Verify new VUSE / VDEF properties.
28060 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28061 Do not call verify_alias_info.
28062 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28063 Do not free the loaded and stored syms bitmaps. Reset the escaped
28064 and callused solutions. Do not free addressable_vars.
28065 Remove memory-tag related code.
28066 (warn_uninitialized_var): Aliases are always available.
28067 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28068 * lambda-code.c (can_put_in_inner_loop): Adjust.
28069 (can_put_after_inner_loop): Likewise.
28070 (perfect_nestify): Likewise.
28071 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28072 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28073 (vectorizable_conversion): Do not mark symbols for renaming.
28074 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28075 (expand_call_inline): Unlink the calls virtual operands before
28077 (tree_function_versioning): Do not call update_ssa if we are not
28078 updating clones. Simplify.
28079 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28080 (propagate_with_phi): Likewise..
28081 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28082 clobber code. Assert we are not aliased or global.
28083 * tree-flow.h: Include tree-ssa-alias.h
28084 (enum escape_type): Remove.
28085 (struct mem_sym_stats_d): Likewise.
28086 (struct mem_ref_stats_d): Likewise.
28087 (struct gimple_df): Add vop member. Remove global_var,
28088 call_clobbered_vars, call_used_vars, addressable_vars,
28089 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28090 escaped and callused members.
28091 (struct ptr_info_def): Remove all members, add points-to solution
28093 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28094 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28095 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28096 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28097 (tree-ssa-alias.o): Likewise.
28098 (toplev.o): Add tree-ssa-alias.h
28099 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28100 * gimple.c (gimple_set_bb): Fix off-by-one error.
28101 (is_gimple_reg): Do not handle memory tags.
28102 (gimple_copy): Also copy virtual operands.
28103 Delay updating the statement. Do not reset loaded and stored syms.
28104 (gimple_set_stored_syms): Remove.
28105 (gimple_set_loaded_syms): Likewise.
28106 (gimple_call_copy_skip_args): Copy the virtual operands
28107 and mark the new statement modified.
28108 * tree-ssa-structalias.c (may_alias_p): Remove.
28109 (set_uids_in_ptset): Take the alias set to prune with as
28110 parameter. Fold in the alias test of may_alias_p.
28111 (compute_points_to_sets): Compute whether a ptr is dereferenced
28112 in a local sbitmap.
28113 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28114 other ADDRESSOF constraints on the lhs.
28115 (get_constraint_for_component_ref): Assert that we don't get
28116 ADDRESSOF constraints from the base of the reference.
28117 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28118 (struct variable_info): Remove collapsed_to member.
28119 (get_varinfo_fc): Remove.
28120 (new_var_info): Do not set collapsed_to.
28121 (dump_constraint): Do not follow cycles.
28122 (dump_constraint_graph): Likewise.
28123 (build_pred_graph): Likewise.
28124 (build_succ_graph): Likewise.
28125 (rewrite_constraints): Likewise.
28126 (do_simple_structure_copy): Remove.
28127 (do_rhs_deref_structure_copy): Remove.
28128 (do_lhs_deref_structure_copy): Remove.
28129 (collapse_rest_of_var): Remove.
28130 (do_structure_copy): Re-implement.
28131 (pta_stats): New global variable.
28132 (dump_pta_stats): New function.
28133 (struct constraint_expr): Make offset signed.
28134 (UNKNOWN_OFFSET): Define special value.
28135 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28136 (solution_set_expand): New helper function split out from ...
28137 (do_sd_constraint): ... here.
28138 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28139 (do_ds_constraint): Likewise.
28140 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28141 and CALLUSED = *CALLUSED.
28142 (set_union_with_increment): Make inc argument signed.
28143 (type_safe): Remove.
28144 (get_constraint_for_ptr_offset): Handle unknown and negative
28146 (first_vi_for_offset): Handle offsets before start. Bail
28147 out early for offsets beyond the variable extent.
28148 (first_or_preceding_vi_for_offset): New function.
28149 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28150 Together with ESCAPED = *ESCAPED this properly computes reachability.
28151 (find_what_var_points_to): New function.
28152 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28153 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28154 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28155 pt_solutions_intersect): New functions.
28156 (compute_call_used_vars): Remove.
28157 (compute_may_aliases): New main entry into PTA computation.
28158 * gimple.h (gimple_p): New typedef.
28159 (struct gimple_statement_base): Remove references_memory_p.
28160 (struct gimple_statement_with_memory_ops_base): Remove
28161 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28163 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28164 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28165 gimple_set_references_memory): Remove.
28166 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28167 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28169 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28170 (verify_expr): Allow RESULT_DECL.
28171 (gimple_duplicate_bb): Do not copy virtual operands.
28172 (gimple_duplicate_sese_region): Adjust.
28173 (gimple_duplicate_sese_tail): Likewise.
28174 (mark_virtual_ops_in_region): Remove.
28175 (move_sese_region_to_fn): Do not call it.
28176 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28177 and pass_simple_dse.
28178 (execute_function_todo): Handle TODO_update_address_taken,
28179 call execute_update_addresses_taken for TODO_rebuild_alias.
28180 (execute_todo): Adjust.
28181 (execute_one_pass): Init dump files early.
28182 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28184 (create_general_new_stmt): Clear vops.
28185 * tree-ssa-reassoc.c (get_rank): Adjust.
28186 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28187 symbols for renaming.
28188 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28189 (PARAM_AVG_ALIASED_VOPS): Likewise.
28190 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28191 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28192 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28193 (operand_build_cmp, copy_virtual_operands,
28194 create_ssa_artificial_load_stmt, add_to_addressable_set,
28195 gimple_add_to_addresses_taken): Remove public functions.
28196 (unlink_stmt_vdef): New function.
28198 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28200 * config.gcc (powerpc-*-linux*): Merge variants.
28202 2009-04-02 Chao-ying Fu <fu@mips.com>
28203 James Grosbach <james.grosbach@microchip.com>
28205 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28206 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28208 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28209 keep_interrupts_masked_p, use_debug_exception_return_p.
28210 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28211 keep_interrupts_masked, use_debug_exception_return.
28212 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28213 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28215 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28216 (mips_print_operand): Process COP0 registers to print $0 .. $31
28217 correctly for GAS to process.
28218 (mips_interrupt_extra_call_saved_reg_p): New function.
28219 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28221 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28222 (mips_compute_frame_info): Add supports for interrupt context that
28223 includes doubleword accumulators and COP0 registers.
28224 (mips_for_each_saved_acc): New function.
28225 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28226 mips_for_each_saved_reg.
28227 (mips_save_reg): Save accumulators.
28228 (mips_kernel_reg_p): A new for_each_rtx callback.
28229 (mips_expand_prologue): Support interrupt handlers.
28230 (mips_restore_reg): Restore accumulators.
28231 (mips_expand_epilogue): Support interrupt handlers.
28232 (mips_can_use_return_insn): Return false for interrupt handlers.
28233 (mips_epilogue_uses): New function.
28234 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28235 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28236 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28237 cop0_move): New instructions.
28238 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28239 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28241 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28243 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28244 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28245 interrupt handlers, we use K0 as the temporary register.
28246 (EPILOGUE_USES): Change to a function call.
28247 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28248 handlers, we use K0 as the temporary register.
28250 * doc/extend.texi (Function Attributes): Document interrupt,
28251 use_shadow_register_set, keep_interrupts_masked,
28252 use_debug_exception_return for MIPS attributes.
28254 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28256 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
28257 Remove a number of t-files from tmake_file.
28258 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
28259 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
28260 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
28261 target_prototype, not TARGET_PROTOTYPE.
28262 (LINK_OS_GNU_SPEC): Define.
28263 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
28264 and darwin-ldoubdle.c.
28266 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
28269 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
28270 (cpp_options): Ditto.
28271 (default_compilers): Ditto.
28272 (display_help): Ditto.
28273 (process_command): Ditto.
28274 (do_spec_1): Ditto.
28275 (set_input): Use lbasename instead of duplicate code.
28276 (save_temps_prefix): New static for -save-temps=obj.
28277 (save_temps_length): Ditto.
28279 * doc/invoke.texi (-save-temps=obj): Document new variant to
28280 -save-temps switch.
28282 2009-04-02 Jeff Law <law@redhat.com>
28284 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
28287 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28289 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
28290 * configure: Regenerated.
28292 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28294 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
28295 share the argument list.
28297 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28301 2009-02-12 Diego Novillo <dnovillo@google.com>
28303 * varpool.c (debug_varpool): New.
28304 * cgraph.h (debug_varpool): Declare.
28306 2009-04-02 Jan Hubicka <jh@suse.cz>
28308 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
28311 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
28313 * config/i386/i386.c (ix86_abi): Move initialization to ...
28314 (override_options): Here.
28316 2009-04-02 Christian Bruel <christian.bruel@st.com>
28318 * config/sh/sh.c (sh_dwarf_register_span): New function.
28319 (TARGET_DWARF_REGISTER_SPAN): Define.
28320 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
28322 2009-04-02 Ira Rosen <irar@il.ibm.com>
28324 PR tree-optimization/39595
28325 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
28326 interleaved loads group is not greater than the SLP group size.
28328 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
28330 * builtins.c (is_builtin_name): New.
28331 (called_as_built_in): Use is_builtin_name.
28332 * tree.h (is_builtin_name): New.
28333 * varasm.c (incorporeal_function_p): Use is_builtin_name
28335 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
28337 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
28339 2009-04-02 Dodji Seketeli <dodji@redhat.com>
28342 * c-decl.c (clone_underlying_type): Move this ...
28343 * c-common.c (set_underlying_type): ... here.
28344 Also, make sure the function properly sets TYPE_STUB_DECL() on
28345 the newly created typedef variant type.
28346 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
28347 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
28350 2009-04-02 Richard Guenther <rguenther@suse.de>
28352 PR tree-optimization/37221
28353 * tree-flow.h (degenerate_phi_result): Declare.
28354 * tree-ssa-dom.c (degenerate_phi_result): Export.
28355 * tree-scalar-evolution.c (analyze_initial_condition): If
28356 the initial condition is defined by a degenerate PHI node
28357 use the degenerate value.
28359 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
28361 PR rtl-optimization/39588
28362 * combine.c (merge_outer_ops): Do not set the constant when this
28364 (simplify_shift_const_1): Do not modify it either in this case.
28366 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
28368 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
28369 tuning is deprecated if -mtune value is set to an Itanium1 variant.
28371 2009-04-01 Janis Johnson <janis187@us.ibm.com>
28374 * c-lex.c (interpret_float): Default (no suffix) is double.
28376 2009-04-1 Xinliang David Li <davidxl@google.com>
28378 * config/i386/i386.c (legitimate_constant_p): Recognize
28379 all one vector constant.
28381 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28383 * config/vax/vax.c: Add #includes to silence warnings.
28384 Change #include order to silence two warnings.
28386 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28388 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
28389 (ASM_SPEC): Pass -k to the assembler for PIC code.
28391 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28393 * config.gcc: Add vax-*-linux* to the switch.
28394 * config/vax/linux.h: New file. (TARGET_VERSION,
28395 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
28397 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28399 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
28400 Use predicate macros instead of GET_CODE() == foo.
28401 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
28402 ashlsi3, rotrsi3, <unnamed>): Likewise.
28404 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28406 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
28407 jbbccihi, jbbccisi): Remova trailing whitespace.
28408 * config/vax/constraints.md: Likewise.
28409 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
28410 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
28411 * config/vax/predicates.md: Likewise.
28412 * config/vax/vax.c (print_operand_address, vax_output_int_move,
28413 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
28414 * config/vax/vax.h: Likewise.
28415 * config/vax/vax.md (nonlocal_goto): Likewise.
28417 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28419 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
28420 (indirectable_address_p, adjacent_operands_p): Add spaces around
28422 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
28424 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28426 * config/vax/vax.c (legitimate_constant_address_p,
28427 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
28428 index_term_p, reg_plus_index_p, legitimate_address_p,
28429 vax_mode_dependent_address_p): Update comments to match functions
28430 modified by the recent int->bool conversion.
28432 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28434 * config/vax/builtins.md: Update copyright message.
28435 * config/vax/constraints.md: Likewise.
28436 * config/vax/netbsd-elf.h: Likewise.
28437 * config/vax/predicates.md: Likewise.
28438 * config/vax/vax-protos.h: Likewise.
28439 * config/vax/vax.c: Likewise.
28440 * config/vax/vax.h: Likewise.
28441 * config/vax/vax.md: Likewise.
28442 * config/vax/vax.opt: Likewise.
28444 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
28446 * config/vax/builtins.md (ffssi2, ffssi2_internal,
28447 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
28448 * config/vax/constraints.md (B, R): Likewise.
28449 * config/vax/predicates.md (external_memory_operand,
28450 nonimmediate_addsub_di_operand): Likewise.
28451 * config/vax/vax.c (vax_output_int_add): Likewise.
28452 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
28453 untyped_call): Likewise.
28455 2009-04-01 Matt Thomas <matt@3am-software.com>
28457 * config/vax/predicates.md: New file.
28458 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
28459 external_const_operand, nonsymbolic_operand, external_memory_operand,
28460 indirect_memory_operand, indexed_memory_operand,
28461 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
28462 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
28464 * config/vax/constraints.md: New file.
28465 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
28467 * config/vax/builtins.md: New file.
28468 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
28469 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
28471 * config/vax/vax.opt (mqmath): Add option.
28472 * config/vax/vax.md (isfx): Extend with DI.
28473 (VAXintQH, VAXintQHSD): Define.
28474 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
28475 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
28476 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
28477 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
28478 (movdi): Update constraints and use vax_output_int_move().
28479 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
28480 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
28481 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
28482 nonlocal_goto): New.
28483 (mov<mode>): Extend accepted operand types.
28484 (subdi3_old): Rename from subdi3, change update constraints and use
28485 a new implementation.
28486 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
28487 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
28488 MOVE_RATIO, CLEAR_RATIO): Define.
28489 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
28490 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
28491 (PRINT_OPERAND): Redefine using a function instead of inlined code.
28492 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
28493 (split_quadword_operands): Make static and really allow variable
28495 (print_operand_address): Update for PIC generation.
28496 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
28497 indexable_address_p, fixup_mathdi_operand,
28498 vax_expand_addsub_di_operands, adjacent_operands_p): New.
28499 (vax_float_literal, legitimate_constant_p,
28500 indirectable_constant_address_p, index_term_p,
28501 reg_plus_index_p): Return bool instead of int.
28502 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
28504 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
28506 (vax_output_conditional_branch): Indent.
28507 (legitimate_constant_address_p, indirectable_constant_address_p,
28508 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
28509 vax_mode_dependent_address_p): Return bool instead of int, update for
28511 * config/vax/vax-protos.h (legitimate_constant_address_p,
28512 legitimate_constant_p, legitimate_address_p,
28513 vax_mode_dependent_address_p): Change declaration to bool.
28514 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
28515 vax_expand_addsub_di_operands, vax_output_int_subtract,
28516 vax_output_movmemsi): Declare.
28517 (split_quadword_operands, vax_float_literal): Delete declaration.
28518 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
28519 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
28520 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
28521 ASM_OUTPUT_DWARF_PCREL): Define.
28522 (ASM_SPEC): Change definition to allow PIC generation.
28524 2009-04-01 Steve Ellcey <sje@cup.hp.com>
28526 * doc/sourcebuild.texi: Update front-end requirements.
28528 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28531 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
28532 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
28533 (booldi3_internal3): Use boolean_or_operator instead of
28536 2009-04-01 Joseph Myers <joseph@codesourcery.com>
28539 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
28540 declarator whose size is not an integer constant expression but
28541 folds to an integer constant, then treat it as a constant
28544 2009-04-01 Richard Guenther <rguenther@suse.de>
28546 * fold-const.c (fold_plusminus_mult_expr): Do not fold
28547 i * 4 + 2 to (i * 2 + 1) * 2.
28549 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28552 * c-parser.c (c_parser_asm_statement): Skip until close paren and
28553 return if c_parser_asm_string_literal returned NULL.
28555 2009-04-01 Nick Clifton <nickc@redhat.com>
28557 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
28559 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
28560 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
28561 other typedefs to avoid conflicts with libgcc2.c. Define labels
28562 to gain 16-bit bit-manipulation functions from libgcc2.c and then
28564 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
28565 to gain 16-bit trapping arithmetic functions from libgcc2.c and
28568 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
28570 * varasm.c (default_function_rodata_section): Declare DOT as
28573 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
28574 Andrey Galkin <agalkin@hypercom.com>
28577 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
28578 Make object_name unique for each process.
28580 2009-04-01 Jakub Jelinek <jakub@redhat.com>
28583 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
28584 addressable variables in the parallel that could go out of scope while
28585 running queued tasks.
28587 2009-04-01 Anatoly Sokolov <aesok@post.ru>
28589 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
28590 (CASE_VALUES_THRESHOLD): Redefine.
28591 * config/avr/avr.c (avr_override_options): Remove initialization of
28592 avr_case_values_threshold variable.
28593 (avr_case_values_threshold): Remove variable. Add new function.
28594 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
28595 * config/avr/avr.opt (mno-tablejump): Remove option.
28596 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
28598 2009-04-01 DJ Delorie <dj@redhat.com>
28600 * varasm.c (default_function_rodata_section): Don't assume
28601 anything about where the first '.' in the section name is.
28603 2009-04-01 Alan Modra <amodra@bigpond.net.au>
28605 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
28606 rs6000_emit_stack_tie.
28608 2009-03-31 Ian Lance Taylor <iant@google.com>
28610 * tree-eh.c (tree_remove_unreachable_handlers): Compare
28611 gimple_code with GIMPLE_RESX, not RESX.
28613 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28615 * c-common.c (c_get_ident): New.
28616 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
28618 2009-04-01 Ben Elliston <bje@au.ibm.com>
28620 * config/rs6000/sysv4.opt (msdata): Improve option description.
28622 2009-03-31 Steve Ellcey <sje@cup.hp.com>
28624 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
28625 (divdf3_internal_lat): Remove.
28626 (divxf3_internal_lat): Remove.
28627 (divxf3_internal_thr): Remove.
28628 (divxf): Use divxf3_internal.
28629 * config/ia64/div.md (divsf3_internal_lat): New.
28630 (divdf3_internal_lat): New.
28631 (divxf3_internal): New.
28633 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28636 * Makefile.in (USE_GCC_STDINT): Define.
28637 (stmp-int-hdrs): Install stdint.h if applicable.
28638 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
28640 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
28641 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
28642 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28643 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28644 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28645 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28646 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28647 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28648 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28649 (c_common_nodes_and_builtins): Initialize
28650 underlying_wchar_type_node. Do not initialize
28651 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
28652 nodes for new types.
28653 (c_stddef_cpp_builtins): Define macros for new types.
28654 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
28656 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
28657 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
28658 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
28659 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
28660 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
28661 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
28662 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
28663 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
28664 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
28665 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
28666 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
28667 int16_type_node, int32_type_node, int64_type_node,
28668 uint8_type_node, uint16_type_node, c_uint32_type_node,
28669 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
28670 int_least32_type_node, int_least64_type_node,
28671 uint_least8_type_node, uint_least16_type_node,
28672 uint_least32_type_node, uint_least64_type_node,
28673 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
28674 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
28675 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
28676 uintptr_type_node): Define.
28677 * c-cppbuiltin.c (builtin_define_constants,
28678 builtin_define_type_minmax): New.
28679 (builtin_define_stdint_macros): Define more macros.
28680 (c_cpp_builtins): Define more limit macros.
28681 (type_suffix): New.
28682 (builtin_define_type_max): Define in terms of
28683 builtin_define_type_minmax. Remove is_long parameter. All
28685 * config.gcc (use_gcc_stdint): Define.
28686 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
28687 Add newlib-stdint.h for generic targets.
28688 * config/glibc-stdint.h, config/newlib-stdint.h,
28689 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
28690 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
28691 * config/score/score.h (UINTPTR_TYPE): Define.
28692 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
28693 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
28694 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28695 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28696 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28697 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28698 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28699 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
28700 * config/spu/spu.h (STDINT_LONG32): Define.
28701 * configure.ac (use_gcc_stdint): Substitute.
28702 * configure: Regenerate.
28703 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
28704 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
28705 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
28706 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
28707 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
28708 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
28709 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
28710 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
28711 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
28712 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
28713 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
28714 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
28715 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
28716 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
28717 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
28718 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
28719 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
28720 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
28721 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
28722 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
28723 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
28724 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
28725 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
28726 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
28727 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
28728 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
28729 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
28730 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
28731 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
28733 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
28735 * loop-iv.c (suitable_set_for_replacement): Renamed from
28736 simplify_using_assignment; changed to return bool and to accept new
28737 args DEST and SRC. Return true iff we find a source/destination pair
28738 that can be used to make a replacement, and fill SRC and DEST if so.
28739 Remove arg ALTERED. Don't deal with altered regs here. All callers
28741 (simplify_using_initial_values): Deal with altered regs here and track
28742 more precisely the effect they have on the validity of our expression.
28744 * loop-iv.c (simplify_using_condition): A condition of the form
28745 (EQ REG CONST) can be used to simply make a substitution.
28746 (simplify_using_initial_values): Keep track of conditions we have seen
28747 and keep using them to simplify new expressions, while applying the
28748 same substitutions to them as to the expression.
28750 * simplify-rtx.c (simplify_relational_operation_1): Simplify
28751 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
28754 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
28755 changed. Use this when trying to improve the upper bound.
28756 Generate the comparison by using simplify_gen_relational.
28758 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
28760 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
28762 (simplify_using_assignment, simplify_using_initial_values): Call
28763 replace_in_expr to make replacements. Call replace_single_def_regs
28764 once on the initial version of the expression.
28766 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28769 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
28771 2009-03-31 Richard Guenther <rguenther@suse.de>
28773 PR middle-end/31029
28774 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
28775 equality comparisons. Fold C - X CMP X if C % 2 == 1.
28777 2009-03-31 Richard Guenther <rguenther@suse.de>
28779 * tree.h (div_if_zero_remainder): Declare.
28780 * fold-const.c (div_if_zero_remainder): Export.
28781 * tree-ssa-forwprop.c
28782 (forward_propagate_addr_into_variable_array_index): Handle
28783 constant array index addition outside of the variable index.
28785 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28788 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
28789 define_splits, floatunssi<mode>2): Require x87 conversions from
28790 DImode to be permitted.
28792 2009-03-31 Joseph Myers <joseph@codesourcery.com>
28794 PR preprocessor/15638
28795 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
28797 2009-03-31 Richard Guenther <rguenther@suse.de>
28799 PR middle-end/23401
28800 PR middle-end/27810
28801 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
28802 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
28803 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
28804 a separate statement.
28805 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
28806 (lookup_tmp_var): Likewise.
28807 (is_gimple_formal_tmp_or_call_rhs): Remove.
28808 (is_gimple_reg_or_call_rhs): Rename to ...
28809 (is_gimple_reg_rhs_or_call): ... this.
28810 (is_gimple_mem_or_call_rhs): Rename to ...
28811 (is_gimple_mem_rhs_or_call): ... this.
28812 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
28813 DECL_GIMPLE_REG_P only if is_formal is true.
28814 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
28815 for non-proper post-modify expression gimplification.
28816 (gimplify_self_mod_expr): For post-modify expressions gimplify
28817 the lvalue to a minimal lvalue.
28818 (rhs_predicate_for): Remove formal temp case.
28819 (gimplify_modify_expr_rhs): Likewise.
28820 (gimplify_addr_expr): Use is_gimple_reg.
28821 (gimplify_expr): Remove formal temp cases.
28822 (gimple_regimplify_operands): Likewise.
28823 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
28824 and FILTER_EXPR like constants.
28825 * gimple.c (walk_gimple_op): Fix val_only initialization, use
28827 (is_gimple_formal_tmp_rhs): Remove.
28828 (is_gimple_reg_rhs): Remove special casing.
28829 (is_gimple_mem_rhs): Fix.
28830 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
28831 (is_gimple_formal_tmp_var): Remove.
28832 (is_gimple_formal_tmp_reg): Likewise.
28833 (is_gimple_min_lval): Allow invariant component ref parts.
28834 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
28835 is_gimple_formal_tmp_reg): Remove declarations.
28836 * tree-cfg.c (verify_expr): Verify that variables with address
28837 taken do not have DECL_GIMPLE_REG_P set.
28838 * tree-mudflap.c (mf_build_check_statement_for): Use
28839 force_gimple_operand instead of gimplify_expr.
28841 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
28843 * modulo-sched.c (sms_schedule_by_order): Pass the actual
28844 schedulable rows to compute_split_row.
28846 2009-03-31 Ben Elliston <bje@au.ibm.com>
28849 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
28852 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28854 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
28855 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
28856 * configure: Regenerate.
28857 * config.in: Regenerate.
28858 * config/rs6000/rs6000.opt (mtls-markers): Add.
28859 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
28860 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
28861 (tls_ld_aix, tls_ld_sysv): Likewise.
28862 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
28863 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
28865 2009-03-31 Alan Modra <amodra@bigpond.net.au>
28867 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
28869 2009-03-30 Jan Hubicka <jh@suse.cz>
28871 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
28873 (tree_remove_unreachable_handlers): Cleanup EH predecestor
28874 detection and label handling.
28876 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28878 * ira-int.h (ira_allocno): Rename left_conflicts_num to
28879 left_conflicts_size.
28880 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
28881 ALLOCNO_LEFT_CONFLICTS_SIZE.
28883 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
28884 remove_allocno_from_bucket_and_push,
28885 allocno_spill_priority_compare, push_allocnos_to_stack,
28886 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28887 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
28888 (setup_allocno_left_conflicts_num): Ditto. Rename to
28889 setup_allocno_left_conflicts_size.
28890 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
28891 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
28892 setup_allocno_left_conflicts_size instead of
28893 setup_allocno_left_conflicts_num.
28895 * ira-build.c (ira_create_allocno): Use
28896 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
28897 ALLOCNO_LEFT_CONFLICTS_NUM.
28899 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28901 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28902 instead of DF_LR_OUT.
28904 * ira-lives.c (process_bb_node_lives): Ditto.
28906 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28907 instead of DF_LR_{OUT,IN}.
28909 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28911 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28913 2009-03-30 Jan Hubicka <jh@suse.cz>
28915 * except.c (label_to_region_map): Fix thinko.
28917 2009-03-30 Steve Ellcey <sje@cup.hp.com>
28919 PR middle-end/38237
28920 * tree.h (tree_find_value): New declaration.
28921 * tree.c (tree_find_value): New function.
28922 * varasm.c (assemble_external): Avoid duplicate entries on lists.
28924 2009-03-30 Jakub Jelinek <jakub@redhat.com>
28927 * c-decl.c (struct c_binding): Add locus field.
28928 (bind): Add locus argument, set locus field from it.
28929 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
28930 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
28931 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
28932 implicitly_declare, undeclared_variable, lookup_label,
28933 declare_label, c_make_fname_decl, c_builtin_function,
28934 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
28937 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
28940 * config/i386/i386.c (classify_argument): Check total size of
28943 2009-03-30 Martin Jambor <mjambor@suse.cz>
28945 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
28946 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
28947 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
28950 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
28951 seen_variable_array_ref while also traversing a union.
28953 * tree-inline.c (optimize_inline_calls): Do not call
28954 cgraph_node_remove_callees.
28955 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
28956 (pass_remove_cgraph_callee_edges): New variable.
28957 * passes.c (init_optimization_passes): Add
28958 pass_remove_cgraph_callee_edges after early inlining and before all
28959 late intraprocedural passes.
28961 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
28963 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28965 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
28966 Fix typos in names.
28968 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28970 * combine.c (simplify_comparison): Use have_insn_for.
28971 * dojump.c (do_jump): Likewise.
28973 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28975 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
28976 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
28977 sparc_compare_op0 like sparc_compare_emitted used to be handled.
28978 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
28979 instead of sparc_compare_emitted.
28980 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
28981 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
28982 instead of sparc_compare_emitted.
28984 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28986 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
28987 enter/exit cfglayout mode.
28988 (pass_partition_block): Require it.
28989 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
28990 (combine_instructions): Track basic blocks instead of labels.
28991 (update_cfg_for_uncondjump): New.
28992 (try_combine): Use it. Update jumps after rescanning.
28993 (pass_combine): Require PROP_cfglayout.
28994 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
28996 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
28998 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
28999 Provide/destroy PROP_cfglayout respectively.
29000 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29001 * tree-pass.h (PROP_cfglayout): New.
29003 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29005 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29006 fold_convert_const_fixed_from_fixed,
29007 fold_convert_const_fixed_from_int,
29008 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29009 set TREE_CONSTANT_OVERFLOW.
29010 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29011 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29013 2009-03-30 Ira Rosen <irar@il.ibm.com>
29015 * tree-vect-loop-manip.c: New file.
29016 * tree-vectorizer.c: Update documentation and included files.
29017 (vect_loop_location): Make extern.
29018 (rename_use_op): Move to tree-vect-loop-manip.c
29019 (rename_variables_in_bb, rename_variables_in_loop,
29020 slpeel_update_phis_for_duplicate_loop,
29021 slpeel_update_phi_nodes_for_guard1,
29022 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29023 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29024 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29025 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29026 find_loop_location): Likewise.
29027 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29028 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29029 get_vectype_for_scalar_type, vect_is_simple_use,
29030 supportable_widening_operation, supportable_narrowing_operation):
29032 (bb_in_loop_p): Move to tree-vect-loop.c.
29033 (new_loop_vec_info, destroy_loop_vec_info,
29034 reduction_code_for_scalar_code, report_vect_op,
29035 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29036 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29037 (vect_supportable_dr_alignment): Likewise.
29038 * tree-vectorizer.h (tree-data-ref.h): Include.
29039 (vect_loop_location): Declare.
29040 Reorganize function declarations according to the new file structure.
29041 * tree-vect-loop.c: New file.
29042 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29043 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29044 * tree-vect-data-refs.c: New file.
29045 * tree-vect-patterns.c (timevar.h): Don't include.
29046 * tree-vect-stmts.c: New file.
29047 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29048 tree-vect-slp.c, tree-vect-loop.c.
29049 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29050 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29051 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29052 (tree-vect-analyze.o): Remove.
29053 (tree-vect-transform.o): Likewise.
29054 (tree-vect-data-refs.o): Add rule.
29055 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29056 tree-vect-slp.o): Likewise.
29057 (tree-vect-patterns.o): Remove redundant dependencies.
29058 (tree-vectorizer.o): Likewise.
29059 * tree-vect-slp.c: New file.
29061 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29063 * optc-gen.awk: Warn if an option flag has multiple different
29066 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29068 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29069 -floop-block): Document dependences on PPL, CLooG and Graphite.
29071 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29073 PR rtl-optimization/323
29074 * c-common.c (c_fully_fold, convert_and_check,
29075 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29076 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29077 * c-common.def (EXCESS_PRECISION_EXPR): New.
29078 * c-cppbuiltin.c (builtin_define_float_constants): Define
29079 constants with enough digits for long double.
29080 * c-lex.c (interpret_float): Interpret constant with excess
29081 precision where appropriate.
29082 * c-opts.c (c_common_post_options): Set
29083 flag_excess_precision_cmdline. Give an error for
29084 -fexcess-precision=standard for C++ for processors where the
29085 option is significant.
29086 * c-parser.c (c_parser_conditional_expression): Handle excess
29087 precision in condition.
29088 * c-typeck.c (convert_arguments): Handle arguments with excess
29090 (build_unary_op): Move excess precision outside operation.
29091 (build_conditional_expr): Likewise.
29092 (build_compound_expr): Likewise.
29093 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29094 (build_modify_expr): Handle excess precision in RHS.
29095 (convert_for_assignment): Handle excess precision in converted
29097 (digest_init, output_init_element, process_init_element): Handle
29098 excess precision in initializer.
29099 (c_finish_return): Handle excess precision in return value.
29100 (build_binary_op): Handle excess precision in operands and add
29101 excess precision as needed for operation.
29102 * common.opt (-fexcess-precision=): New option.
29103 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29104 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29105 For standard excess precision, output explicit conversion to and
29106 truncation from XFmode.
29107 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29108 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29109 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29110 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29111 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29112 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29113 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29114 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29115 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29116 define_splits, sqrt<mode>2): Disable where appropriate for
29117 standard excess precision.
29118 * convert.c (convert_to_real): Do not shorten arithmetic to type
29119 for which excess precision would be used.
29120 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29121 * doc/invoke.texi (-fexcess-precision=): Document option.
29122 (-mfpmath=): Correct index entry.
29123 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29124 flag_excess_precision): New.
29125 * langhooks.c (lhd_post_options): Set
29126 flag_excess_precision_cmdline.
29127 * opts.c (common_handle_option): Handle -fexcess-precision=.
29128 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29129 init_excess_precision): New.
29130 (lang_dependent_init_target): Call init_excess_precision.
29131 * tree.c (excess_precision_type): New.
29132 * tree.h (excess_precision_type): Declare.
29134 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29137 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29138 non-lvalue to component.
29140 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29142 PR preprocessor/34695
29143 * Makefile.in (c-opts.o): Depend on c-tree.h.
29144 * c-common.c: Move down include of diagnostic.h.
29145 (done_lexing, c_cpp_error): New.
29146 * c-common.h (done_lexing): Declare.
29147 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29149 * c-opts.c: Include c-tree.h.
29150 (c_common_init_options): Set preprocessor error callback.
29151 (c_common_handle_option): Do not set preprocessor
29152 inhibit_warnings, warnings_are_errors, warn_system_headers,
29153 pedantic_errors or inhibit_warnings flags.
29154 (c_common_post_options): Do not check cpp_errors (parse_in).
29155 (c_common_finish): Do not output dependencies if there were
29156 errors. Do not check return value of cpp_finish.
29157 * c-ppoutput.c (pp_file_change): Set input_location.
29158 * c-tree.h (c_cpp_error): Declare.
29159 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29161 (diagnostic_build_prefix): Check override_column.
29162 * diagnostic.h (diagnostic_info): Add override_column field.
29163 (diagnostic_override_column): Define.
29165 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29167 * c-common.c (c_expand_expr, c_staticp): Remove.
29168 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29169 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29170 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29171 * c-gimplify.c (gimplify_compound_literal_expr,
29172 optimize_compound_literals_in_ctor): Remove.
29173 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29174 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29175 * c-semantics.c (emit_local_var): Remove.
29177 * langhooks-def.h (lhd_expand_expr): Remove.
29178 * langhooks.c (lhd_expand_expr): Remove.
29179 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29181 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29182 handling from c-semantics.c; don't call into langhook.
29183 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29184 * gimplify.c (gimplify_compound_literal_expr,
29185 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29186 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29187 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29188 as was done in c-gimplify.c.
29189 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29190 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29191 Move from c-common.h.
29192 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29194 * tree.c (staticp): Do not call langhook.
29195 * langhooks.c (lhd_staticp): Delete.
29196 * langhooks-def.h (lhd_staticp): Delete prototype.
29197 (LANG_HOOKS_STATICP): Delete.
29198 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29200 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29201 instead of DECL_STMTs.
29203 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29211 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29213 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29214 contained expression.
29215 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29216 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29217 conditional expressions for C.
29218 (decl_constant_value_for_optimization): Move from
29219 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29220 whether optimizing and that the expression is a VAR_DECL not of
29221 array type instead of doing such checks in the caller. Do not
29222 check pedantic. Call gcc_unreachable for C++.
29223 * c-common.def (C_MAYBE_CONST_EXPR): New.
29224 * c-common.h (c_fully_fold, c_save_expr,
29225 decl_constant_value_for_optimization): New prototypes.
29226 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29227 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29228 EXPR_INT_CONST_OPERANDS): Define.
29229 * c-convert.c (convert): Strip nops from expression.
29230 * c-decl.c (groktypename): Take extra parameters expr and
29231 expr_const_operands. Update call to grokdeclarator.
29232 (start_decl): Update call to grokdeclarator. Add statement for
29233 expressions used in type of decl.
29234 (grokparm): Update call to grokdeclarator.
29235 (push_parm_decl): Update call to grokdeclarator.
29236 (build_compound_literal): Add parameter non_const and build a
29237 C_MAYBE_COSNT_EXPR if applicable.
29238 (grokdeclarator): Take extra parameters expr and
29239 expr_const_operands. Track expressions used in declaration
29240 specifiers and declarators. Fold array sizes and track whether
29241 they are constant expressions and whether they are integer
29242 constant expressions.
29243 (parser_xref_tag): Set expr and expr_const_operands fields in
29245 (grokfield): Update call to grokdeclarator.
29246 (start_function): Update call to grokdeclarator.
29247 (build_null_declspecs): Set expr and expr_const_operands fields in
29249 (declspecs_add_type): Handle expressions in typeof specifiers.
29250 * c-parser.c (c_parser_declspecs): Set expr and
29251 expr_const_operands fields for declaration specifiers.
29252 (c_parser_enum_specifier): Likewise.
29253 (c_parser_struct_or_union_specifier): Likewise.
29254 (c_parser_typeof_specifier): Likewise. Update call to
29255 groktypename. Fold expression as needed. Return expressions with
29256 type instead of adding statements.
29257 (c_parser_attributes): Update calls to c_parser_expr_list.
29258 (c_parser_statement_after_labels): Fold expression before passing
29259 to objc_build_throw_stmt.
29260 (c_parser_condition): Fold expression.
29261 (c_parser_asm_operands): Fold expression.
29262 (c_parser_conditional_expression): Use c_save_expr. Update call
29263 to build_conditional_expr.
29264 (c_parser_alignof_expression): Update call to groktypename.
29265 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
29266 original_code. Fold expression argument of va_arg. Create
29267 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
29268 argument to va_arg. Update calls to groktypename. Fold array
29269 index for offsetof. Verify that first argument to
29270 __builtin_choose_expr has integer type.
29271 (c_parser_postfix_expression_after_paren_type): Update calls to
29272 groktypename and build_compound_literal. Handle expressions with
29273 side effects in type name.
29274 (c_parser_postfix_expression_after_primary): Update call to
29275 c_parser_expr_list. Set original_code for calls to
29276 __builtin_constant_p.
29277 (c_parser_expr_list): Take extra parameter fold_p. Fold
29278 expressions if requested.
29279 (c_parser_objc_type_name): Update call to groktypename.
29280 (c_parser_objc_synchronized_statement): Fold expression.
29281 (c_parser_objc_receiver): Fold expression.
29282 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
29283 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
29284 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
29285 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
29286 (struct c_typespec): Add elements expr and expr_const_operands.
29287 (struct c_declspecs): Add elements expr and expr_const_operands.
29288 (groktypename, build_conditional_expr, build_compound_literal):
29290 (in_late_binary_op): Declare.
29291 * c-typeck.c (note_integer_operands): New function.
29292 (in_late_binary_op): New variable.
29293 (decl_constant_value_for_broken_optimization): Move to c-common.c
29294 and rename to decl_constant_value_for_optimization.
29295 (default_function_array_conversion): Do not strip nops.
29296 (default_conversion): Do not call
29297 decl_constant_value_for_broken_optimization.
29298 (build_array_ref): Do not fold result.
29299 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
29300 result when operand is a VLA.
29301 (c_expr_sizeof_type): Update call to groktypename. Handle
29302 expressions included in type name. Use C_MAYBE_CONST_EXPR for
29303 result when operand names a VLA type.
29304 (build_function_call): Update call to build_compound_literal.
29305 Only fold result for calls to __builtin_* functions. Strip
29306 NOP_EXPR from INTEGER_CST returned from such functions. Fold
29307 the function designator.
29308 (convert_arguments): Fold arguments. Update call to
29309 convert_for_assignment.
29310 (build_unary_op): Handle increment and decrement of
29311 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
29312 decrement earlier. Fold operand of increment and decrement.
29313 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
29314 built for integer operand. Wrap returns that are INTEGER_CSTs
29315 without being integer constant expressions or that have integer
29316 constant operands without being INTEGER_CSTs.
29317 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
29318 (build_conditional_expr): Add operand ifexp_bcp. Track whether
29319 result is an integer constant expression or can be used in
29320 unevaluated parts of one and avoid folding and wrap as
29321 appropriate. Fold operands before possibly doing -Wsign-compare
29323 (build_compound_expr): Wrap result for C99 if operands can be used
29324 in integer constant expressions.
29325 (build_c_cast): Update call to digest_init. Do not ignore
29326 overflow from casting floating-point constants to integers. Wrap
29327 results that could be confused with integer constant expressions,
29328 null pointer constants or floating-point constants.
29329 (c_cast_expr): Update call to groktypename. Handle expressions
29330 included in type name.
29331 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
29332 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
29333 Update calls to convert_for_assignment.
29334 (convert_for_assignment): Take new parameter
29335 null_pointer_constant. Do not strip nops or call
29336 decl_constant_value_for_broken_optimization. Set
29337 in_late_binary_op for conversions to boolean.
29338 (store_init_value): Update call to digest_init.
29339 (digest_init): Take new parameter null_pointer_constant. Do not
29340 call decl_constant_value_for_broken_optimization. pedwarn for
29341 initializers not constant expressions. Update calls to
29342 convert_for_assignment.
29343 (constructor_nonconst): New.
29344 (struct constructor_stack): Add nonconst element.
29345 (really_start_incremental_init, push_init_level, pop_init_level):
29346 Handle constructor_nonconst and nonconst element.
29347 (set_init_index): Call constant_expression_warning for array
29349 (output_init_element): Fold value. Set constructor_nonconst as
29350 applicable. pedwarn for initializers not constant expressions.
29351 Update call to digest_init. Call constant_expression_warning
29352 where constant initializers are required.
29353 (process_init_element): Use c_save_expr.
29354 (c_finish_goto_ptr): Fold expression.
29355 (c_finish_return): Fold return value. Update call to
29356 convert_for_assignment.
29357 (c_start_case): Fold switch expression.
29358 (c_process_expr_stmt): Fold expression.
29359 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
29360 ensure statement expression is not evaluated in constant expression.
29361 (build_binary_op): Track whether results are integer constant
29362 expressions or may occur in such, disable folding and wrap results
29363 as applicable. Fold operands for -Wsign-compare warnings unless
29365 (c_objc_common_truthvalue_conversion): Handle results folded to
29366 integer constants that are not integer constant expressions.
29367 * doc/extend.texi: Document when typeof operands are evaluated,
29368 that condition of __builtin_choose_expr is an integer constant
29369 expression, and more about use of __builtin_constant_p in
29372 2009-03-29 Richard Guenther <rguenther@suse.de>
29374 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
29375 propagate addresses of array references.
29377 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
29379 * regmove.c (perhaps_ends_bb_p): Remove.
29380 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
29381 from INSN and check that the main loop stays within that basic block.
29382 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
29383 (regmove_forward_pass): Split out from regmove_optimize. Use
29384 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
29385 (regmove_backward_pass): Split out from regmove_optimize. Use
29386 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
29387 (regmove_optimize): Simplify.
29389 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29392 * config/i386/i386.c (classify_argument): Ignore flexible array
29393 member in struct and warn ABI change.
29395 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
29397 * config/i386/i386-protos.h (ix86_agi_dependent): New.
29399 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
29400 (ix86_adjust_cost): Updated.
29402 2009-03-29 Jan Hubicka <jh@suse.cz>
29404 PR middle-end/28850
29405 * tree-pass.h (pass_cleanup_eh): New function.
29406 (remove_unreachable_regions): Break code handling RTL
29407 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
29408 that can not be reached by runtime.
29409 (can_be_reached_by_runtime): New function.
29410 (label_to_region_map): New function.
29411 (num_eh_regions): New function.
29412 (rtl_remove_unreachable_regions): New function.
29413 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
29414 (remove_eh_region): New function.
29415 * except.h: Include sbitmap and vecprim.
29416 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
29417 num_eh_regions): Declare.
29418 * passes.c (init_optimization_passes): Schedule cleanup_eh.
29419 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
29420 * tree-eh.c (tree_remove_unreachable_handlers): New function.
29421 (tree_empty_eh_handler_p): New function.
29422 (cleanup_empty_eh): New function.
29423 (cleanup_eh): New function.
29424 (pass_cleanup_eh): New function.
29426 2009-03-29 Jan Hubicka <jh@suse.cz>
29428 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
29429 for removed regions.
29431 2009-03-29 Jan Hubicka <jh@suse.cz>
29433 * except.c (dump_eh_tree): Dump all datastructures.
29435 2009-03-29 Jan Hubicka <jh@suse.cz>
29437 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
29438 (duplicate_eh_regions_1): Likewise.
29439 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
29440 vector; call EH verification.
29441 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29442 Be ready for region being removed.
29444 2009-03-29 Jan Hubicka <jh@suse.cz>
29446 * bitmap.c (bitmap_last_set_bit): New function.
29447 * bitmap.h (bitmap_last_set_bit): Declare.
29449 2009-03-29 David Ayers <ayers@fsfe.org>
29452 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
29453 by calling objc_compare_types and surpress warnings about
29454 incompatible C pointers that are compatible ObjC pointers.
29456 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
29458 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
29459 call initialize_inline_failed.
29460 (initialize_inline_failed): Move it from here ...
29461 * cgraph.c (initialize_inline_failed): ... to here.
29462 (cgraph_create_edge): Call initialize_inline_failed rather than
29463 setting inline_failed directly.
29465 2009-03-29 Ben Elliston <bje@au.ibm.com>
29468 * sysv4.opt (msdata): Improve comment.
29469 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
29470 * sysv4.h (SVR4_ASM_SPEC): Likewise.
29472 2009-03-29 Ben Elliston <bje@au.ibm.com>
29475 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
29476 load and store attributes.
29478 2009-03-29 Ben Elliston <bje@au.ibm.com>
29480 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
29481 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
29482 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
29483 * doc/extend.texi (X86 Built-in Functions): Add index entries for
29484 __builtin_infq and __builtin_huge_valq.
29486 2009-03-28 Anatoly Sokolov <aesok@post.ru>
29488 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
29490 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29491 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
29493 2009-03-28 Xinliang David Li <davidxl@google.com>
29495 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
29496 (do_dbg_cnt): New function.
29498 2009-03-28 Jan Hubicka <jh@suse.cz>
29500 Merge from pretty-ipa:
29502 2009-03-27 Jan Hubicka <jh@suse.cz>
29504 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29505 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
29506 * passes.c (function_called_by_processed_nodes_p): New.
29507 * ipa-pure-const.c (check_call): Fix handling of operands.
29508 (analyze_function): Dump debug output for skipped bodies.
29509 (local_pure_const): Use function_called_by_processed_nodes_p.
29510 * dwarf2out.c (reference_to_unused): Use output.
29511 * passes.c (do_per_function_toporder): Likewise.
29513 2008-11-12 Jan Hubicka <jh@suse.cz>
29515 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
29516 * ipa-pure-const.c (funct_state_d): Add can throw field; make
29517 state_set_in_source enum
29518 (check_decl): Ignore memory tags; do not set fake looping flags;
29520 (check_operand, check_tree, check_rhs_var, check_lhs_var,
29521 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
29522 (check_call, analyze_function): Rewrite.
29524 (add_new_function): Update call of analyze_function.
29525 (generate_summary): Add call of analyze_function.
29526 (propagate): Propagate can_throw; handle state_set_in_source correctly.
29527 (local_pure_const): New function.
29528 (pass_local_pure_const): New pass.
29529 * ipa-inline.c (inline_transform): Set after_inlining.
29530 * tree-eh.c (stmt_can_throw_external): New.
29531 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
29532 work with aliasing built.
29533 * tree-flow.h (stmt_can_throw_external): New.
29534 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
29535 and local pure/const pass in early and late optimization queue.
29537 2009-03-28 Martin Jambor <mjambor@suse.cz>
29539 * fold-const.c (get_pointer_modulus_and_residue): New parameter
29541 (fold_binary): Allow function decl aligment consideration is the
29542 second argument is integer constant one.
29543 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
29544 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
29545 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
29547 2009-03-28 Jan Hubicka <jh@suse.cz>
29549 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
29550 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
29551 * function.h (rtl_data): Add nothrow flag.
29552 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
29553 set DECL_NOTHROW for AVAILABLE functions.
29555 2009-03-28 Jakub Jelinek <jakub@redhat.com>
29557 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
29558 following vector keyword has expansion starting with pixel or bool
29559 keyword, expand vector to __vector and pixel or bool to __pixel or
29563 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
29564 warn_if_disallowed_function_p): Removed.
29565 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
29566 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
29567 warning_if_disallowed_function_p.
29568 * flags.h (warn_if_disallowed_function_p,
29569 warn_disallowed_functions): Removed.
29570 * common.opt (Wdisallowed-function-list=): Removed.
29571 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
29573 2009-03-28 Richard Guenther <rguenther@suse.de>
29575 PR tree-optimization/38723
29576 * tree-ssa-pre.c (compute_avail): Add all default definitions to
29579 2009-03-28 Jan Hubicka <jh@suse.cz>
29581 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
29582 test introduced by my previous patch.
29584 2009-03-28 Richard Guenther <rguenther@suse.de>
29586 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
29587 the PHIs value undefined.
29589 2009-03-28 Jan Hubicka <jh@suse.cz>
29591 * tree-pass.h (pass_fixup_cfg): New pass.
29592 * ipa-inline.c (inline_transform): Set
29593 always_inline_functions_inlined/after_inlining.
29594 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
29595 (pass_fixup_cfg): New pass.
29596 * passes.c (init_optimization_passes): Add fixup_cfg.
29598 2009-03-28 Richard Guenther <rguenther@suse.de>
29600 PR tree-optimization/38458
29601 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
29602 argument use the arguments copy-of value.
29604 2009-03-28 Richard Guenther <rguenther@suse.de>
29606 PR tree-optimization/38180
29607 * tree-ssa-ccp.c (get_default_value): Simplify.
29608 (likely_value): Likewise.
29609 (surely_varying_stmt_p): Properly handle VOP case.
29610 (ccp_initialize): Likewise.
29611 (ccp_fold): Handle propagating through *&.
29612 (fold_const_aggregate_ref): Also handle decls.
29614 2009-03-28 Jan Hubicka <jh@suse.cz>
29616 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
29617 * cgraph.h (cgraph_node): Likewise.
29618 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
29619 (cgraph_reset_node): Use process flag.
29620 (cgraph_mark_functions_to_output): Likewise.
29621 (cgraph_expand_function): Likewise.
29622 (cgraph_expand_all_functions): Likewise.
29623 (cgraph_output_in_order): Likewise.
29624 * dwarf2out.c (reference_to_unused): Likewise.
29625 * passes.c do_per_function_toporder): Likewise.
29627 2009-03-28 Jan Hubicka <jh@suse.cz>
29629 Bring from lto-branch:
29631 2008-09-03 Doug Kwan <dougkwan@google.com>
29633 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
29634 enums instead of reason strings.
29635 * cgraph.c (cgraph_create_edge): Same.
29636 (cgraph_inline_failed_string): New function.
29637 * cgraph.h (cgraph_inline_failed_t): New enum type.
29638 (cgraph_inline_failed_string): New prototype.
29639 (struct cgraph_edge): Change type of INLINED_FAILED from constant
29640 char pointer to cgraph_inline_failed_t.
29641 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
29642 (cgraph_default_inline_p): Ditto.
29643 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
29644 to cgraph_inline_failed_t pointer.
29645 * cif-code.def: New file.
29646 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
29648 (cgraph_check_inline_limits): Change type of REASON to pointer to
29649 cgraph_inline_failed_t. Replace reason strings with enums.
29650 (cgraph_default_inline_p): Ditto.
29651 (cgraph_recursive_inlining_p): Ditto.
29652 (update_caller_keys): Change type of FAILED_REASON to
29653 cgraph_inline_failed_t.
29654 (cgraph_set_inline_failed): Change type of REASON to pointer to
29655 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
29656 convert enums to strings for text output.
29657 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
29658 to be of type cgraph_inline_failed_t. Replace reason strings with
29659 enums. Call cgraph_inline_failed_string to covert enums
29660 to strings for text output.
29661 (cgraph_decide_inlining): Replace reason strings with enums.
29662 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
29663 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
29665 * tree-inline.c (expand_call_inline): Change type of REASON
29666 to cgraph_inline_failed_t. Replace reason strings with enums.
29667 Call cgraph_inline_failed_string for text output.
29668 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
29671 2009-03-28 Jan Hubicka <jh@suse.cz>
29673 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
29674 cgraph_clone_node): Remove master clone handling.
29675 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29676 * cgraph.h (master_clone): Remove.
29677 (cgraph_is_master_clone, cgraph_master_clone): Remove.
29678 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
29679 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
29681 2009-03-28 Jan Hubicka <jh@suse.cz>
29683 * cgraph.c (cgraph_function_body_availability): Functions declared
29684 inline are always safe to assume that it is not going to be replaced.
29686 2009-03-28 Richard Guenther <rguenther@suse.de>
29688 PR tree-optimization/38513
29689 * tree-ssa-pre.c (eliminate): Remove redundant stores.
29690 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
29691 EXC_PTR_EXPR and FILTER_EXPR.
29692 (get_ref_from_reference_ops): Likewise.
29694 2009-03-28 Richard Guenther <rguenther@suse.de>
29696 PR tree-optimization/38968
29697 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
29698 Use FLOOR_MOD_EXPR to compute misalignment.
29700 2009-03-28 Richard Guenther <rguenther@suse.de>
29702 PR tree-optimization/37795
29703 * tree.h (combine_comparisons): Declare.
29704 * fold-const.c (combine_comparisons): Export.
29705 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
29707 (ifcombine_iforif): Use combine_comparisons.
29709 2009-03-28 Jan Hubicka <jh@suse.cz>
29711 * tree-eh.c (inlinable_call_p): New function.
29712 (make_eh_edges): Use it.
29713 (verify_eh_edges): Use it.
29714 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
29715 * except.c (reachable_next_level): Add inlinable_function argument
29716 (sjlj_find_directly_reachable_regions): Update.
29717 (add_reachable_handler): Do not set saw_any_handlers.
29718 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
29719 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
29720 Add new inlinable call parameter.
29721 (can_throw_internal, can_throw_external): Update.
29722 * except.h (can_throw_internal_1, can_throw_external_1,
29723 foreach_reachable_handler): Update declaration.
29725 2009-03-28 Joseph Myers <joseph@codesourcery.com>
29727 * config/arm/t-arm-coff, config/h8300/coff.h,
29728 config/i386/i386-aout.h, config/i386/i386-coff.h,
29729 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
29730 config/pdp11/2bsd.h, config/rs6000/aix41.h,
29731 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
29732 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
29733 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
29734 sys-types.h: Remove.
29735 * Makefile.in: Remove protoize and fixproto support and references
29737 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
29738 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
29740 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
29741 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
29742 unprotoize$(exeext).
29743 (rest.encap): Don't depend on $(STMP_FIXPROTO)
29744 (.PHONY): Don't depend on proto.
29745 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
29746 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
29747 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
29748 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
29749 build/gen-protos.o, build/scan.o, xsys-protos.h,
29750 build/fix-header$(build_exeext), build/fix-header.o,
29751 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
29752 stmp-install-fixproto): Remove.
29753 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
29754 SYSCALLS.c or fixproto files.
29755 (install-common): Don't install protoize.
29756 (install-headers-tar, install-headers-cpio, install-headers-cp):
29757 Don't depend on $(STMP_FIXPROTO).
29758 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
29759 install fixproto files or write out fixproto settings.
29760 (uninstall): Don't uninstall protoize.
29761 * config.gcc (use_fixproto): Remove.
29762 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
29763 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
29764 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
29765 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
29766 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
29767 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
29768 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
29769 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
29770 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
29771 * config/t-vxworks (STMP_FIXPROTO): Remove.
29772 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
29773 STMP_FIXPROTO): Remove.
29774 * config.in, configure: Regenerate.
29775 * crtstuff.c (gid_t, uid_t): Don't undefine.
29776 * doc/install.texi: Change m68k-coff to m68k-elf in example.
29777 (arm-*-coff, arm-*-aout: Remove target entries.
29778 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
29779 Remove mention of AIX 4.1.
29780 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
29781 * doc/invoke.texi (Running Protoize): Remove.
29782 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
29783 (Protoize Caveats): Remove.
29784 * tsystem.h: Update comments on headers assumed to exist.
29786 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
29788 * genautomata.c: Add a new year to the copyright. Add a new
29790 (struct insn_reserv_decl): Add comments for member bypass_list.
29791 (find_bypass): Remove.
29792 (insert_bypass): New.
29793 (process_decls): Use insert_bypass.
29794 (output_internal_insn_latency_func): Output all bypasses with the
29795 same input insn in one switch case.
29797 * rtl.def (define_bypass): Describe bypass choice.
29798 * doc/md.texi (define_bypass): Ditto.
29800 2009-03-27 Richard Guenther <rguenther@suse.de>
29802 * gimplify.c (mark_addressable): Export.
29803 * tree-flow.h (mark_addressable): Declare.
29804 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
29805 * tree-ssa.c (verify_phi_args): Verify that address taken
29806 variables have TREE_ADDRESSABLE set.
29808 2009-03-27 Richard Guenther <rguenther@suse.de>
29810 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
29811 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
29812 Do not mark decls TREE_ADDRESSABLE.
29813 (build_fold_addr_expr): Adjust.
29814 (fold_addr_expr): Remove.
29815 (fold_unary): Use build_fold_addr_expr.
29816 (fold_comparison): Likewise.
29817 (split_address_to_core_and_offset): Likewise.
29818 * coverage.c (tree_coverage_counter_addr): Mark the array decl
29820 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
29821 (gimplify_modify_expr_to_memcpy): Mark source and destination
29823 * omp-low.c (create_omp_child_function): Mark the object decl
29825 (lower_rec_input_clauses): Mark the var we take the address of
29827 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
29829 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29831 PR middle-end/39315
29832 * cfgexpand.c (expand_one_stack_var_at): Change alignment
29833 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
29835 2009-03-27 Richard Guenther <rguenther@suse.de>
29837 PR tree-optimization/39120
29838 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
29840 (handle_lhs_call): Process return constraints. Add escape
29841 constraints if necessary.
29842 (handle_const_call): Fill out return constraints. Make nested
29843 case more precise. Avoid consttmp if possible.
29844 (handle_pure_call): Fill out return constraints. Avoid
29845 callused if possible.
29846 (find_func_aliases): Simplify call handling.
29848 2009-03-27 Richard Guenther <rguenther@suse.de>
29850 PR tree-optimization/39120
29851 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
29852 as a representative.
29853 (solve_graph): Do propagate CALLUSED.
29854 (handle_pure_call): Use a scalar constraint from CALLUSED for
29856 (find_what_p_points_to): CALLUSED shall not appear in poins-to
29859 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29862 * c-common.c (handle_aligned_attribute): Properly check alignment
29863 overflow. Use (1U << i) instead of (1 << i).
29865 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
29867 * expr.h (get_mem_align_offset): Updated.
29869 * tree.h (tree_decl_common): Change align to "unsigned int" and
29870 move it before pointer_alias_set.
29872 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29873 Jakub Jelinek <jakub@redhat.com>
29876 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
29877 gr_register_operand with gr_reg_or_0_operand.
29878 (cmpxchg_rel_di): Likewise.
29879 (sync_lock_test_and_set<mode>): Likewise.
29881 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29883 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
29884 (true_regnum): Likewise.
29886 * rtlanal.c (subreg_info): Moved to ...
29887 * rtl.h (subreg_info): Here. New.
29888 (subreg_get_info): New.
29890 * rtlanal.c (subreg_get_info): Make it extern.
29892 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29895 * config/i386/i386.c (ix86_abi): New.
29896 (override_options): Handle -mabi=.
29897 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
29898 (ix86_call_abi_override): Likewise.
29899 (init_cumulative_args): Likewise.
29900 (function_arg_advance): Likewise.
29901 (function_arg_64): Likewise.
29902 (function_arg): Likewise.
29903 (ix86_pass_by_reference): Likewise.
29904 (ix86_function_value_regno_p): Likewise.
29905 (ix86_build_builtin_va_list_abi): Likewise.
29906 (setup_incoming_varargs_64): Likewise.
29907 (is_va_list_char_pointer): Likewise.
29908 (ix86_init_machine_status): Likewise.
29909 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
29910 (ix86_function_type_abi): Return enum calling_abi. Rewrite
29911 for 64bit. Replace DEFAULT_ABI with ix86_abi.
29912 (ix86_function_abi): Make it static and return enum calling_abi.
29913 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
29915 (ix86_fn_abi_va_list): Updated.
29917 * config/i386/i386.h (ix86_abi): New.
29918 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
29919 (CONDITIONAL_REGISTER_USAGE): Likewise.
29920 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
29921 (machine_function): Likewise.
29923 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
29925 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
29926 (STACK_BOUNDARY): Likewise.
29927 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
29929 * config/i386/i386.opt (mabi=): New.
29931 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
29932 return enum calling_abi.
29933 (ix86_function_type_abi): Likewise.
29934 (ix86_function_abi): Removed.
29936 * doc/invoke.texi: Document -mabi= option for x86.
29938 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29940 * builtins.c (real_dconstp): Delete.
29941 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
29943 2009-03-27 Dodji Seketeli <dodji@redhat.com>
29944 Jakub Jelinek <jakub@redhat.com>
29947 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
29948 (gen_subprogram_die): When a function is explicit, generate the
29949 DW_AT_explicit attribute.
29950 * langhooks.h (struct lang_hooks_for_decls): Add
29951 function_decl_explicit_p langhook.
29952 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
29953 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
29955 2009-03-27 Jakub Jelinek <jakub@redhat.com>
29957 * builtins.c (fold_builtin_memory_op): Optimize memmove
29958 into memcpy if we can prove source and destination don't overlap.
29960 * tree-inline.c: Include gt-tree-inline.h.
29961 (clone_fn_id_num): New variable.
29962 (clone_function_name): New function.
29963 (tree_function_versioning): Use it.
29964 * Makefile.in (GTFILES): Add tree-inline.c.
29966 2009-03-27 Mark Mitchell <mark@codesourcery.com>
29968 * BASE-VER: Change to 4.5.0.
29970 2009-03-27 Xinliang David Li <davidxl@google.com>
29972 PR tree-optimization/39557
29973 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
29975 2009-03-27 Xinliang David Li <davidxl@google.com>
29977 PR tree-optimization/39548
29978 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
29981 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29983 * c-common.c (pointer_int_sum): Use %wd on return from
29986 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
29988 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
29989 on return from tree_low_cst.
29991 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
29994 * ginclude/stdarg.h (va_copy): Define also for
29995 __GXX_EXPERIMENTAL_CXX0X__.
29997 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30000 * builtins.h (c_strlen): Do not warn here.
30001 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30002 * c-common.c (pointer_int_sum): Take an explicit location.
30003 Warn about offsets out of bounds.
30004 * c-common.h (pointer_int_sum): Adjust declaration.
30006 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30008 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30011 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30014 * opts.c (warn_if_disallowed_function_p): Don't assume
30015 get_callee_fndecl must return non-NULL.
30017 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30019 PR rtl-optimization/39522
30020 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30021 when reg_reloaded_valid is set.
30023 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30025 * config/spu/divv2df3.c: New file.
30026 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30027 (DPBIT_FUNCS): Filter out _div_df.
30029 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30031 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30032 a jump insn, count that jump in the distance to the loop start.
30034 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30037 * config/sh/sh.c (calc_live_regs): Fix condition for global
30038 registers except PIC_OFFSET_TABLE_REGNUM.
30040 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30043 * doc/invoke.texi (-mconsole): New.
30045 (-mno-cygwin): New.
30047 (-mnop-fun-dllimport): New.
30051 (sub section "i386 and x86-64 Windows Options"): New.
30053 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30055 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30056 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30058 2009-03-25 Richard Guenther <rguenther@suse.de>
30060 PR middle-end/39497
30061 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30064 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30066 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30067 neither of haifa/selective schedulers are working.
30069 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30071 * doc/invoke.texi (Debugging Options): Fix description of
30072 -fno-merge-debug-strings.
30074 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30076 * config/cris/libgcc.ver: New version-script.
30077 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30079 * configure.ac <GAS features, nop mnemonic>: Add pattern
30080 crisv32-*-* for "nop".
30081 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30082 * configure: Regenerate.
30084 2009-03-24 Ira Rosen <irar@il.ibm.com>
30086 PR tree-optimization/39529
30087 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30088 mark_sym_for_renaming for the tag copied to the new vector
30091 2009-03-24 Arthur Loiret <aloiret@debian.org>
30093 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30094 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30095 EXTRA_SPEC_FUNCTIONS.
30096 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30097 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30098 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30099 -march and -mtune options.
30101 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30103 * config/m68k/t-rtems: Add m5329 multilib.
30105 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30106 Jakub Jelinek <jakub@redhat.com>
30109 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30112 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30115 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30116 instead of c_parser_expression_conv, if original_code isn't one of the
30117 4 allowed comparison codes, fail.
30119 2009-03-23 Richard Guenther <rguenther@suse.de>
30121 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30122 * tree.h (struct tree_type): Likewise.
30123 * reload.h (struct insn_chain): Likewise.
30124 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30125 * function.h (struct function): Likewise.
30126 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30128 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30130 PR tree-optimization/39516
30131 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30133 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30135 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30136 should be set true if BITS_PER_WORD of target is bigger than 32
30138 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30140 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30141 Translate -B-options to -rpath-link. Correct existing
30142 rpath-link and conditionalize on !nostdlib.
30144 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30146 * doc/extend.texi (Function Attributes, Variable Attributes):
30148 * doc/invoke.texi (Debugging Options, Optimize Options)
30149 (i386 and x86-64 Options, MCore Options): Likewise.
30151 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30154 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30155 it for block local namespace aliases.
30156 (gen_decl_die): Pass context_die to gen_namespace_die.
30158 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30161 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30162 minimum or maximum value.
30164 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30166 * reginfo.c (globalize_reg): Recompute derived reg sets.
30168 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30171 * libgcc2.c (mprotect): Do not use signed arguments for
30172 VirtualProtect, use DWORD arguments. Also fix the 'may
30173 be used uninitialized' warning for the np variable.
30175 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30178 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30179 functions using regparm calling conventions when not optimizing.
30180 (ix86_function_sseregparm): Similarly for sseregparm calling
30183 2009-03-19 Li Feng <nemokingdom@gmail.com>
30185 PR middle-end/39500
30186 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30187 dependence if the first conflict is after niter iterations.
30189 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30191 PR middle-end/38609
30192 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30193 functions with dynamic stack-pointer adjustments.
30195 2009-03-19 Ben Elliston <bje@au.ibm.com>
30197 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30198 option; change to -msdata=data.
30200 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30202 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30205 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30208 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30210 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30212 * doc/invoke.texi (Code Gen Options): Expand discussion of
30215 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30217 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30218 * matrix-reorg.c (struct matrix_info): Likewise.
30219 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30220 * rtl.h (struct mem_attrs): Likewise.
30221 * df.h (struct df): Likewise.
30222 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30223 * ira-int.h (struct ira_allocno): Likewise.
30224 * df-scan.c (struct df_collection_rec): Likewise.
30225 * ira.c (struct equivalence): Likewise.
30226 * function.c (struct temp_slot): Likewise.
30227 * cfgloop.h (struct loop): Likewise.
30230 * function.c (use_register_for_decl): When not optimizing, disregard
30231 register keyword for variables with types containing methods.
30233 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30235 PR middle-end/39447
30236 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30237 (is_simple_operand): Call contains_component_ref_p before calling data
30238 reference analysis that would fail on COMPONENT_REFs.
30240 * tree-vrp.c (search_for_addr_array): Fix formatting.
30242 2009-03-18 Richard Guenther <rguenther@suse.de>
30244 * tree-vect-transform.c (vect_loop_versioning): Fold the
30245 generated comparisons.
30246 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30247 (slpeel_tree_peel_loop_to_edge): Likewise.
30249 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30251 PR middle-end/37805
30252 * opts.c (print_specific_help): In addition to `undocumented',
30253 accept `separate' and `joined' flags if passed alone. Describe
30254 output by the first matched one of those.
30255 (common_handle_option): Skip over empty strings.
30256 * gcc.c (display_help): Fix help string for `--help='.
30257 * doc/invoke.texi (Option Summary, Overall Options): With
30258 `--help=', classes and qualifiers can both be repeated, but
30259 only the latter can be negated. One should not pass only
30260 negated qualifiers. Fix markup and examples.
30263 2008-10-14 Jakub Jelinek <jakub@redhat.com>
30264 PR middle-end/37805
30265 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
30266 and -fhelp=separate.
30268 2009-03-17 Jing Yu <jingyu@google.com>
30270 PR middle-end/39378
30271 * function.h (struct rtl_data): Move is_thunk from here...
30272 (struct function): ...to here.
30273 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
30274 * varasm.c (assemble_start_function): Change is_thunk from crtl to
30276 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
30278 (alpha_does_function_need_gp, alpha_start_function): Likewise.
30279 (alpha_output_function_end_prologue): Likewise.
30280 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
30281 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
30282 (rs6000_output_function_epilogue): Likewise.
30283 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
30285 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
30288 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
30289 from different units in a single alternative.
30290 (*truncdfsf_i387): Ditto.
30291 (*truncxfsf2_mixed): Ditto.
30292 (*truncxfdf2_mixed): Ditto.
30294 2009-03-17 Jakub Jelinek <jakub@redhat.com>
30296 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
30297 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
30300 * tree-ssa-live.c (remove_unused_locals): Don't remove local
30301 unused non-artificial variables when not optimizing.
30304 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
30305 DW_TAG_imported_module even if decl is IMPORTED_DECL with
30306 NAMESPACE_DECL in its DECL_INITIAL.
30308 PR middle-end/39443
30309 * optabs.c (set_user_assembler_libfunc): New function.
30310 * expr.h (set_user_assembler_libfunc): New prototype.
30311 * c-common.c: Include libfuncs.h.
30312 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
30313 for memcmp, memset, memcpy, memmove and abort.
30314 * Makefile.in (c-common.o): Depend on libfuncs.h.
30317 * dwarf2out.c (gen_inlined_enumeration_type_die,
30318 gen_inlined_structure_type_die, gen_inlined_union_type_die,
30319 gen_tagged_type_instantiation_die): Removed.
30320 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
30323 2009-03-17 Janis Johnson <janis187@us.ibm.com>
30326 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
30328 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
30329 (check-parallel-%): Ditto.
30330 (check-consistency): Ditto.
30332 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
30334 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
30335 local variable rhs by NULL_TREE.
30337 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30340 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
30342 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30345 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
30347 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
30350 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
30351 for ms->sysv ABI calls only in 64bit mode.
30353 * config/i386/i386.md (untyped_call): Support 32bit.
30355 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
30357 * doc/extend.texi: Replace x86_65 with x86_64.
30359 2009-03-16 Jakub Jelinek <jakub@redhat.com>
30361 PR tree-optimization/39455
30362 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
30363 mismatches for POINTER_TYPE_P (type).
30364 (number_of_iterations_le): Likewise.
30366 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30368 * config/picochip/picochip.c: Removed profiling support.
30369 * config/picochip/picochip.md: Removed profiling instruction.
30370 * config/picochip/picochip.h: Removed profiling builtin.
30372 2009-03-16 Joseph Myers <joseph@codesourcery.com>
30374 * doc/install.texi (--with-host-libstdcxx): Document.
30376 2009-03-14 Anatoly Sokolov <aesok@post.ru>
30379 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
30380 generate a warning if the function name does not begin with
30381 "__vector" and the function has either the 'signal' or 'interrupt'
30382 attribute, from here to ...
30383 (avr_declare_function_name): ...here. New function.
30384 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
30385 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
30387 2009-03-14 Jakub Jelinek <jakub@redhat.com>
30390 * cse.c (fold_rtx): Don't modify original const_arg1 when
30391 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
30392 separate variable instead.
30393 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
30394 from out of range shift counts.
30395 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
30397 2009-03-13 Catherine Moore <clm@codesourcery.com>
30399 * config/i386/x-mingw32 (host-mingw32.o): Replace
30400 diagnostic.h with $(DIAGNOSTIC_H).
30402 2009-03-12 Jakub Jelinek <jakub@redhat.com>
30405 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
30407 * config/i386/sync.md (sync_compare_and_swap<mode>,
30408 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
30409 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
30411 (sync_double_compare_and_swapdi_pic,
30412 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
30413 cmpxchg8b_pic_memory_operand instead of just memory_operand.
30415 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30418 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
30420 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30423 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30424 (avx_addsubv4df3): Likewise.
30425 (*avx_addsubv4sf3): Likewise.
30426 (sse3_addsubv4sf3): Likewise.
30428 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
30431 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
30433 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
30436 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
30437 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
30438 registers for allocnos created from user-defined variables.
30440 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30443 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
30444 of non-integer mode as well.
30446 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
30448 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
30449 for functions for which the parameter types are unknown.
30451 2009-03-11 Jakub Jelinek <jakub@redhat.com>
30454 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
30455 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
30456 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
30457 * config/i386/i386.c (ix86_local_alignment): For
30458 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
30459 long long variables on the stack to avoid dynamic realignment.
30460 Allow the first argument to be a decl rather than type.
30461 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
30463 2009-03-11 Nick Clifton <nickc@redhat.com>
30466 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
30468 Add description to mno-lsim option.
30469 * config/mcore/mcore.h: Remove comment about deprecated m4align
30471 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
30472 * doc/invoke.texi: Add description of mno-lsim and
30473 mstack-increment options.
30475 * config/fr30/fr30.opt: Document the -mno-lsim option.
30476 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
30477 and -mno-lsim options.
30479 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30481 * fold-const.c (fold_comparison): Only call fold_inf_compare
30482 if the mode supports infinities.
30484 2009-03-11 Jason Merrill <jason@redhat.com>
30487 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
30488 end already did. Notice GIMPLE_CALL modifications of the result.
30489 Don't copy debug information from an ignored decl or a decl from
30492 2009-03-10 Richard Guenther <rguenther@suse.de>
30493 Nathan Froyd <froydnj@codesourcery.com>
30495 PR middle-end/37850
30496 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
30497 (__divMODE3): Likewise.
30499 2009-03-09 Jakub Jelinek <jakub@redhat.com>
30501 PR tree-optimization/39394
30502 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
30503 DECL_SIZE_UNIT of variable length FIELD_DECLs.
30505 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30507 * recog.c (verfiy_changes): Disallow renaming of hard regs in
30508 inline asms for register asm ("") declarations.
30510 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
30512 * fold-const.c (fold_unary): Fix comment.
30514 2009-03-07 Jan Hubicka <jh@suse.cz>
30517 * tree-inline.c (setup_one_parameter): Do replacement of const
30518 argument by constant in SSA form.
30520 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30522 PR middle-end/38028
30523 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
30524 determine alignment passed to assign_stack_local.
30525 (assign_parms_unsplit_complex): Likewise.
30526 * except.c (sjlj_build_landing_pads): Likewise.
30528 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30530 PR middle-end/39360
30531 * tree-flow.h (add_referenced_var): Return bool instead of void.
30532 * tree-dfa.c (add_referenced_var): Return result of
30533 referenced_var_check_and_insert call.
30534 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
30535 of referenced_var_check_and_insert.
30538 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
30539 (gen_variable_die): Emit DW_AT_location on abstract static variable's
30540 DIE, don't emit it if abstract origin already has it.
30541 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
30542 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
30544 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
30546 * genpreds.c (needs_variable): Fix parentheses at variable name
30548 (write_tm_constrs_h): Indent generated code.
30550 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30552 * doc/extend.texi (Function Attributes): Add documentation
30553 for isr attributes.
30555 2009-03-06 Jakub Jelinek <jakub@redhat.com>
30558 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
30559 take locus from its DECL_SOURCE_LOCATION instead of input_location.
30561 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
30563 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
30566 2009-03-05 Jakub Jelinek <jakub@redhat.com>
30569 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
30570 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
30572 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
30574 * config/i386/i386.md (R8_REG, R9_REG): New constants.
30575 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
30576 constants instead of magic numbers.
30577 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
30579 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
30580 (x86_64_ms_abi_int_parameter_registers): Ditto.
30581 (x86_64_int_return_registers): Ditto.
30582 (ix86_maybe_switch_abi): Ditto.
30583 (ix86_expand_call): Ditto for clobbered_registers array.
30584 (ix86_hard_regno_mode_ok): Ditto.
30585 (x86_extended_QIreg_mentioned_p): Ditto.
30587 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
30589 PR tree-optimization/39349
30590 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
30592 * combine.c (gen_lowpart_for_combine): Use omode when generating
30595 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
30597 PR rtl-optimization/39235
30598 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
30600 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30602 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
30604 2009-03-04 Richard Guenther <rguenther@suse.de>
30606 PR tree-optimization/39362
30607 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
30608 that occur in abnormal PHIs should be varying.
30610 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
30612 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
30614 (simple_iv): Take loop as an argument instead of statement.
30615 * tree-scalar-evolution.h (simple_iv): Declaration changed.
30616 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
30618 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
30620 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
30621 * matrix-reorg.c (analyze_transpose): Ditto.
30622 * tree-data-ref.c (dr_analyze_innermost): Ditto.
30623 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
30624 * tree-predcom.c (ref_at_iteration): Ditto.
30625 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
30627 2009-03-04 Richard Guenther <rguenther@suse.de>
30629 PR tree-optimization/39358
30630 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
30631 escaped_id and callused_id.
30632 (solve_graph): Likewise.
30634 2009-03-04 Richard Guenther <rguenther@suse.de>
30636 PR tree-optimization/39339
30637 * tree-sra.c (try_instantiate_multiple_fields): Make it
30638 no longer ICE on the above.
30640 2009-03-03 Joseph Myers <joseph@codesourcery.com>
30642 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
30643 that fits within Pmode.
30645 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30647 PR middle-end/10109
30648 * tm.texi (LIBCALL_VALUE): Update description.
30650 2009-03-03 Steve Ellcey <sje@cup.hp.com>
30652 PR middle-end/34443
30653 * doc/extend.texi (section): Update description.
30655 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
30657 PR middle-end/39345
30658 * tree-inline.c (remapped_type): New.
30659 (can_be_nonlocal): Call remapped_type instead of remap_type.
30661 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30664 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
30665 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
30667 2009-03-03 Richard Guenther <rguenther@suse.de>
30669 PR middle-end/39272
30670 * tree.c (tree_nonartificial_location): New function.
30671 * tree.h (tree_nonartificial_location): Declare.
30672 * builtins.c (expand_builtin_memory_chk): Provide location
30673 of the call location for artificial function pieces.
30674 (maybe_emit_chk_warning): Likewise.
30675 (maybe_emit_sprintf_chk_warning): Likewise.
30676 (maybe_emit_free_warning): Likewise.
30677 * expr.c (expand_expr_real_1): Likewise.
30679 2009-03-03 Jakub Jelinek <jakub@redhat.com>
30681 PR tree-optimization/39343
30682 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
30683 COMPONENT_REF t has ARRAY_TYPE.
30685 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
30687 PR middle-end/39335
30688 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
30689 when the type precision of the induction variable should be
30690 larger than the type precision of nit.
30691 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
30692 * graphite.c (graphite_loop_normal_form): Same.
30693 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
30695 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30697 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
30698 (*call_1_rex64_ms_sysv): Use named constants instead of magic
30699 numbers to describe clobbered registers.
30700 (*call_value_0_rex64_ms_sysv): Ditto.
30701 * config/i386/mmx.md (mmx_emms): Ditto.
30702 (mmx_femms): Ditto.
30704 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
30706 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
30709 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30711 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
30712 (spu_section_type_flags): New function.
30714 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
30716 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
30717 reg_class_contents of FLOAT_REGS into a temporary.
30719 2009-03-02 Richard Guenther <rguenther@suse.de>
30720 Ira Rosen <irar@il.ibm.com>
30722 PR tree-optimization/39318
30723 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
30724 information to the vectorized statement.
30726 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
30728 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
30729 variable. Use defined names instead of magic constants for REX SSE
30732 2009-03-01 Richard Guenther <rguenther@suse.de>
30734 PR tree-optimization/39331
30735 * omp-low.c (lower_send_shared_vars): Do not receive new
30736 values for the reference of DECL_BY_REFERENCE parms or results.
30738 2009-03-01 Jan Hubicka <jh@suse.cz>
30741 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
30742 BLOCK_NONLOCALIZED_VAR): New macros.
30743 (tree_block): Add nonlocalized_vars.
30744 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
30745 gen_decl_die): Add origin argument. Allow generation of die with
30746 origin at hand only.
30747 (gen_member_die, gen_type_die_with_usage, force_decl_die,
30748 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
30750 (gen_block_die): Fix checking for unused blocks.
30751 (process_scope_var): Break out from .... ; work with origins only.
30752 (decls_for_scope) ... here; process nonlocalized list.
30753 (dwarf2out_ignore_block): Look for nonlocalized vars.
30754 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
30756 (dump_scope_block): Dump them.
30757 * tree-inline.c (remap_decls): Handle nonlocalized vars.
30758 (remap_block): Likewise.
30759 (can_be_nonlocal): New predicate.
30760 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
30762 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30764 * configure: Regenerate.
30766 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30768 * optc-gen.awk: No need to duplicate option flags twice.
30769 Reuse help texts for duplicate options which do not have any.
30771 * gcc.c (display_help): Document --version.
30773 * gcc.c (main): If print_help_list and verbose_flag, ensure
30774 driver output comes before subprocess output.
30776 * optc-gen.awk: Assign all remaining fields to help string,
30777 space-separated, for multi-line help in *.opt.
30779 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
30780 -Wno-pedantic-ms-format is for MinGW targets only.
30782 * doc/options.texi (Option file format): Fix bad indentation,
30783 restoring dropped sentence.
30785 2009-02-28 Jan Hubicka <jh@suse.cz>
30787 * tree-inline.c (tree_function_versioning): Output debug info.
30789 2009-02-28 Jan Hubicka <jh@suse.cz>
30792 * tree-inline.c (setup_one_parameter): Do not copy propagate
30793 arguments when not optimizing.
30795 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
30798 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
30799 (avx_addsubv4df3): Likewise.
30800 (*avx_addsubv4sf3): Likewise.
30801 (sse3_addsubv4sf3): Likewise.
30802 (*avx_addsubv2df3): Likewise.
30803 (sse3_addsubv2df3): Likewise.
30804 (avx_unpckhps256): Correct item selectors.
30805 (avx_unpcklps256): Likewise.
30806 (avx_unpckhpd256): Likewise.
30807 (avx_unpcklpd256): Likewise.
30809 2009-02-28 Jan Hubicka <jh@suse.cz>
30811 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
30813 (copy_arguments_for_versioning): If var is declared don't declare it.
30814 (tree_function_versioning): First setup substitutions and then copy
30817 2009-02-27 Jan Hubicka <jh@suse.cz>
30820 * cgraph.h (varpool_output_debug_info): Remove.
30821 * cgraphunit.c (varpool_output_debug_info): Remove.
30822 * dwarf2out.c (deferred_locations_struct): New struct
30823 (deferred_locations): New type.
30824 (deferred_locations_list): New static var.
30825 (deffer_location): New function.
30826 (gen_variable_die): Use it.
30827 (decls_for_scope): Output info on local static vars.
30828 (dwarf2out_finish): Process deferred locations.
30829 * varpool.c (varpool_output_debug_info): Remove.
30831 2009-02-27 Jan Hubicka <jh@suse.cz>
30834 * tree.h (TREE_PROTECTED): Fix comment.
30835 (BLOCK_HANDLER_BLOCK): Remove.
30836 (struct tree_block): Remove handler_block add body_block.
30837 (inlined_function_outer_scope_p): New.
30838 (is_body_block): Remove.
30839 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
30840 * dwarf2out.c (is_inlined_entry_point): Remove.
30841 (add_high_low_attributes): Use inlined_function_outer_scope_p.
30842 (gen_block_die): Use is_inlined_entry_point check. Remove body block
30844 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
30845 * gimplify.c (gimplify_expr): Gimplify body blocks.
30846 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
30847 block with multiple subblocks.
30848 (dump_scope_block): Prettier output; dump more flags and info.
30849 (dump_scope_blocks): New.
30850 (remove_unused_locals): Use dump_scope_blocks.
30851 * tree-flow.h (dump_scope_blocks): Declare.
30852 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
30853 * stmt.c (is_body_block): Remove.
30854 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
30855 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
30857 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
30859 PR middle-end/39308
30860 * graphite.c (graphite_loop_normal_form): Do not call
30861 number_of_iterations_exit from a gcc_assert.
30863 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30865 * config/s390/s390.c (s390_swap_cmp): Look for conditional
30866 jumps if COND is NULL.
30867 (find_cond_jump): New function.
30868 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
30869 * config/s390/s390.md: Remove z10_cobra attribute value.
30871 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
30873 * config/alpha/alpha.h (alpha_expand_mov): Return false if
30874 force_const_mem returns NULL_RTX.
30876 2009-02-26 Jan Hubicka <jh@suse.cz>
30879 * cgraph.h (varpool_output_debug_info): Remove.
30880 * cgraphunit.c (varpool_output_debug_info): Remove.
30881 * dwarf2out.c (deferred_locations_struct): New struct
30882 (deferred_locations): New type.
30883 (deferred_locations_list): New static var.
30884 (deffer_location): New function.
30885 (gen_variable_die): Use it.
30886 (decls_for_scope): Output info on local static vars.
30887 (dwarf2out_finish): Process deferred locations.
30888 * varpool.c (varpool_output_debug_info): Remove.
30890 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
30892 PR rtl-optimization/39241
30893 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
30894 to subreg_offset_representable_p.
30896 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30898 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
30899 execute function prototype. Get f and nregs from max_reg_num
30900 and get_insns. Remove the first backward pass as it's dead,
30901 guard the forward pass by flag_expensive_optimizations.
30902 (rest_of_handle_regmove): Delete.
30903 (pass_regmove): Replace it with regmove_optimize.
30905 2009-02-25 Martin Jambor <mjambor@suse.cz>
30907 PR tree-optimization/39259
30908 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
30909 calls_alloca function flags.
30910 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
30911 calls are detected.
30913 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
30915 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
30916 flags_set_1_rtx, flags_set_1_set): Delete.
30917 (regmove_optimize): Do not call mark_flags_life_zones.
30919 2009-02-24 Julian Brown <julian@codesourcery.com>
30922 * config/arm/arm.c (require_pic_register): Only set
30923 cfun->machine->pic_reg once per function.
30925 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
30927 * doc/invoke.texi (Link Options): Document an easier way to pass
30928 options that take arguments to the GNU linker using -Xlinker and -Wl.
30930 2009-02-24 Steve Ellcey <sje@cup.hp.com>
30933 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
30935 2009-02-24 Richard Guenther <rguenther@suse.de>
30938 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
30940 2009-02-24 Richard Guenther <rguenther@suse.de>
30941 Zdenek Dvorak <ook@ucw.cz>
30943 PR tree-optimization/39233
30944 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
30945 from converting them to a generic type.
30947 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
30949 PR tree-optimization/39260
30950 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
30951 contains a condition with a real type.
30952 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
30954 2009-02-23 Jason Merrill <jason@redhat.com>
30957 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
30958 narrowing_initializer_constant_valid_p.
30959 (narrowing_initializer_constant_valid_p): Don't return
30960 null_pointer_node for adding a pointer to itself.
30962 2009-02-23 Jan Hubicka <jh@suse.cz>
30965 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
30968 2009-02-23 Jan Hubicka <jh@suse.cz>
30970 PR tree-optimization/37709
30971 * tree.c (block_ultimate_origin): Move here from dwarf2out.
30972 * tree.h (block_ultimate_origin): Declare.
30973 * dwarf2out.c (block_ultimate_origin): Move to tree.c
30974 * tree-ssa-live.c (remove_unused_scope_block_p):
30975 Eliminate blocks containig no instructions nor live variables nor
30977 (dump_scope_block): New function.
30978 (remove_unused_locals): Enable removal of dead blocks by default;
30979 enable dumping at TDF_DETAILS.
30981 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30983 * config/i386/i386.c (classify_argument): Don't allow COImode
30985 (function_arg_advance_32): Don't allow OImode.
30986 (function_arg_32): Likewise.
30987 (function_value_32): Likewise.
30988 (return_in_memory_32): Likewise.
30989 (function_arg_64): Remove OImode comment.
30991 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
30994 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
30995 ix86_expand_vector_set for V4DImode in 64bit mode only.
30996 (ix86_expand_vector_init_one_var): Likewise.
30998 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31000 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31002 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31005 * loop-iv.c: Revert last change.
31006 * emit-rtl.c: Likewise.
31008 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31011 * config/i386/i386.c (type_natural_mode): Remove an extra
31012 space in the warning message.
31013 (function_value_32): Handle 32-byte vector modes.
31014 (return_in_memory_32): Likewise.
31016 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31018 * loop-iv.c (truncate_value): New function.
31019 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31021 (lowpart_subreg): Move to...
31022 * emit-rtl.c: ...here.
31024 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31026 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31027 accidental and undocumented change at revision 140860.
31029 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31031 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31032 take gimple_seq * arguments.
31033 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31034 types_compatible_p langhook.
31036 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31037 Joseph Myers <joseph@codesourcery.com>
31039 * config/arm/arm.c (arm_builtin_va_list): New function.
31040 (arm_expand_builtin_va_start): Likewise.
31041 (arm_gimplify_va_arg_expr): Likewise.
31042 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31043 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31044 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31045 (va_list_type): New variable.
31046 (arm_mangle_type): Mangle va_list_type appropriately.
31048 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31050 PR middle-end/39157
31051 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31052 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31053 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31054 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31055 parameter to 1000 for -O1 by default.
31056 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31058 * loop-invariant.c: Include params.h.
31059 (move_loop_invariants): Don't call move_single_loop_invariants on
31062 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31064 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31065 offset when calculating bounds for indexing stack_usage_map. Fixes
31066 a buffer overflow with certain target setups.
31068 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31071 * calls.c (expand_call): Clear try_tail_call if caller and callee
31072 disagree in promotion of function return value.
31074 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31077 * c-common.c (c_determine_visibility): If visibility changed and
31078 DECL_RTL has been already set, call make_decl_rtl to update symbol
31081 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31084 * varasm.c (assemble_variable): Don't check DECL_NAME when
31085 globalizing a variable.
31087 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31090 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31091 expression before any __builtin_trap call.
31092 * c-typeck.c (build_function_call): Convert and check function
31093 arguments before generating a call to a trap. Evaluate the
31094 function arguments before the trap.
31096 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31099 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31100 (UNSPEC_FXAM_MEM): New unspec.
31101 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31102 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31103 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31105 2009-02-19 Richard Guenther <rguenther@suse.de>
31107 PR tree-optimization/39207
31108 PR tree-optimization/39074
31109 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31110 storedanything_tree): New.
31111 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31112 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31113 (build_succ_graph): Add edges from STOREDANYTHING to all
31115 (init_base_vars): Initialize STOREDANYTHING.
31116 (compute_points_to_sets): Free substitution info after
31117 building the succ graph.
31118 (ipa_pta_execute): Likewise.
31120 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31122 (do_ds_constraint): Do not add to special var or non-pointer
31124 (type_could_have_pointers): Split out from ...
31125 (could_have_pointers): ... here. For arrays use the element type.
31126 (create_variable_info_for): Initialize may_have_pointers.
31127 (new_var_info): Likewise.
31128 (handle_lhs_call): Make the HEAP variable unknown-sized.
31129 (intra_create_variable_infos): Use a type with pointers for
31130 PARM_NOALIAS, make it unknown-sized.
31132 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31135 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31137 2009-02-18 Jason Merrill <jason@redhat.com>
31140 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31141 value if DECL_EXTERNAL.
31142 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31143 * target.h (gcc_target::binds_local_p): Clarify "module".
31144 * tree.h (TREE_PUBLIC): Clarify "module".
31146 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31149 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31150 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31152 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31155 * c.opt (Wabi): Support C and ObjC.
31158 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31160 * config/i386/i386.c (classify_argument): Warn once about the ABI
31161 change when passing union with long double.
31163 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31165 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31168 * c-parser.c (c_parser_compound_statement): Always enter and leave
31171 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31174 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31176 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31178 PR tree-optimization/36922
31179 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31180 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31183 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31185 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31188 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31190 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31192 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31194 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31197 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31198 Richard Sandiford <rdsandiford@googlemail.com>
31200 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31201 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31202 (loongson_biadd): ...this.
31204 2009-02-17 Richard Guenther <rguenther@suse.de>
31206 PR tree-optimization/39202
31207 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31208 a var make sure to follow existing collapses.
31210 2009-02-17 Richard Guenther <rguenther@suse.de>
31212 PR middle-end/39214
31213 * langhooks.c (lhd_print_error_function): Check for NULL block.
31215 2009-02-17 Richard Guenther <rguenther@suse.de>
31217 PR tree-optimization/39204
31218 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31221 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31223 * config/soft-fp/double.h: Update from glibc CVS.
31225 2009-02-17 Richard Guenther <rguenther@suse.de>
31227 PR tree-optimization/39207
31228 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31229 strict-aliasing warnings for pointers pointing to NULL.
31231 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31234 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31235 skipping until next close brace.
31237 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31240 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31241 to function argument boundary.
31243 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31245 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31246 in the lea_add. Reload eventually constraints it properly.
31247 * config/picochip/constraints.md: Remove the target constraint
31248 "b", since it is not needed anymore.
31250 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31252 * gthr-dce.h: Uglify function parameter and local variable names.
31253 * gthr-gnat.h: Likewise.
31254 * gthr-mipssde.h: Likewise.
31255 * gthr-nks.h: Likewise.
31256 * gthr-posix95.h: Likewise.
31257 * gthr-posix.h: Likewise.
31258 * gthr-rtems.h: Likewise.
31259 * gthr-single.h: Likewise.
31260 * gthr-solaris.h: Likewise.
31261 * gthr-tpf.h: Likewise.
31262 * gthr-vxworks.h: Likewise.
31263 * gthr-win32.h: Likewise.
31265 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
31268 * config/i386/i386.md: Restrict the new peephole2 to move
31269 between MMX/SSE registers.
31271 2009-02-15 Richard Guenther <rguenther@suse.de>
31274 2009-02-13 Richard Guenther <rguenther@suse.de>
31276 * configure.ac: Enable LFS.
31277 * configure: Re-generate.
31278 * config.in: Likewise.
31280 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31282 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
31283 spu_srqwbyte, spu_srqwbytebc): Define.
31284 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
31285 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
31286 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
31287 "shrqby_<mode>"): New insn-and-split patterns.
31288 * config/spu/spu.c (expand_builtin_args): Determine and return
31289 number of operands using spu_builtin_description data.
31290 (spu_expand_builtin_1): Use it.
31292 2009-02-13 Steve Ellcey <sje@cup.hp.com>
31295 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
31298 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31301 * config/i386/i386.c (override_options): Correct warning
31302 messages for -malign-loops, -malign-jumps and -malign-functions.
31304 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31307 * config/i386/i386.md: Restrict the new peephole2 to move
31308 between the general purpose registers.
31310 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
31313 * config/i386/i386.c (type_natural_mode): Add a new argument.
31314 Return the original mode and warn ABI change if vector size is 32byte.
31315 (function_arg_advance): Updated.
31316 (function_arg): Likewise.
31317 (ix86_function_value): Likewise.
31318 (ix86_return_in_memory): Likewise.
31319 (ix86_sol10_return_in_memory): Likewise.
31320 (ix86_gimplify_va_arg): Likewise.
31321 (function_arg_32): Don't warn ABX ABI change here.
31322 (function_arg_64): Likewise.
31324 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
31326 * loop-iv.c (implies_p): In the final case, test that operands 0
31327 of the two comparisons match.
31329 * config/bfin/bfin.c (find_prev_insn_start): New function.
31330 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
31331 (find_next_insn_start): Move.
31333 2009-02-13 Richard Guenther <rguenther@suse.de>
31335 * configure.ac: Enable LFS.
31336 * configure: Re-generate.
31337 * config.in: Likewise.
31339 2009-02-13 Joseph Myers <joseph@codesourcery.com>
31342 * c-parser.c (c_parser_parms_list_declarator): Discard pending
31343 sizes on syntax error after some arguments have been parsed.
31345 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31347 * doc/invoke.texi (-fira): Remove.
31349 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31351 * caller-save.c: Replace regclass.c with reginfo.c in comments.
31352 * recog.c: Likewise.
31355 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
31357 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
31358 (umul_ppmm): Likewise.
31359 (count_leading_zeros): Likewise.
31360 (count_trailing_zeros): Likewise.
31361 (UMUL_TIME): Likewise.
31363 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31365 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
31366 soft-fp/t-softfp to tmake_file.
31368 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
31369 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
31370 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
31371 IA64_BUILTIN_INFQ]: New.
31372 (ia64_init_builtins): Initialize __builtin_infq,
31373 __builtin_fabsq and __builtin_copysignq if not HPUX.
31374 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
31375 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
31377 * config/ia64/lib1funcs.asm (__divtf3): Define only if
31379 (__fixtfti): Likewise.
31380 (__fixunstfti): Likewise.
31381 (__floattitf): Likewise.
31383 * config/ia64/libgcc-glibc.ver: New.
31384 * config/ia64/t-fprules-softfp: Likewise.
31385 * config/ia64/sfp-machine.h: Likewise.
31387 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
31388 (LIBGCC2_TF_CEXT): Likewise.
31389 (TF_SIZE): Likewise.
31390 (TARGET_INIT_LIBFUNCS): Likewise.
31392 * config/ia64/t-glibc (SHLINB_MAPFILES):
31393 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
31395 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
31397 * config/i386/i386.c (construct_container): Rewrite processing
31398 BLKmode with X86_64_SSE_CLASS.
31400 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
31403 * config/i386/i386.md: Replace simplify_replace_rtx with
31404 replace_rtx in the new peephole2.
31406 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
31408 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
31409 loop unrolling do not happen at -O2.
31411 2009-02-12 Michael Matz <matz@suse.de>
31413 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
31415 2009-02-12 Jakub Jelinek <jakub@redhat.com>
31417 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
31420 2009-02-12 Ben Elliston <bje@au.ibm.com>
31422 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
31423 patterns when updating the back chain. Missed in the 2009-02-10
31426 2009-02-11 Janis Johnson <janis187@us.ibm.com>
31428 * doc/extend.texi (Decimal Floating Types): Update identifier of
31429 draft TR and list of missing support.
31431 2009-02-11 Jakub Jelinek <jakub@redhat.com>
31433 PR middle-end/39154
31434 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
31435 bit to variable length decl's flags, add it also to its
31436 pointer replacement variable.
31438 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
31439 Jakub Jelinek <jakub@redhat.com>
31442 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
31443 (memory_blockage): New expander.
31444 (*memory_blockage): New insn pattern.
31445 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
31446 instead of general blockage at the end of function prologue when
31447 frame pointer is used to access red zone area. Do not emit blockage
31448 when profiling, it is emitted in generic code.
31449 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
31450 function epilogue when frame pointer is used to access red zone area.
31452 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
31455 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
31456 by arithmetic with memory operands.
31457 * config/i386/predicates.md (commutative_operator): New.
31459 2009-02-10 Janis Johnson <janis187@us.ibm.com>
31461 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
31464 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
31466 * alias.h (record_alias_subset): Declare.
31467 * alias.c (record_alias_subset): Make global.
31469 2009-02-10 Nick Clifton <nickc@redhat.com>
31471 * tree-parloops.c: Change license to GPLv3.
31472 * ipa-struct-reorg.c: Change license to GPLv3.
31473 * ipa-struct-reorg.h: Change license to GPLv3.
31475 2009-02-10 Steve Ellcey <sje@cup.hp.com>
31478 * c-decl.c (start_struct): Return NULL on error.
31480 2009-02-10 Jakub Jelinek <jakub@redhat.com>
31482 PR middle-end/39124
31483 * cfgloopmanip.c (remove_path): Call remove_bbs after
31484 cancel_loop_tree, not before it.
31487 * function.h (struct function): Add has_local_explicit_reg_vars bit.
31488 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
31489 VAR_DECLs were seen.
31490 * tree-ssa-live.c (remove_unused_locals): Recompute
31491 cfun->has_local_explicit_reg_vars.
31492 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
31493 copies or clearings if cfun->has_local_explicit_reg_vars.
31495 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
31498 * config/i386/i386.c (expand_prologue): Emit blockage at the end
31499 of function prologue when frame pointer is used to access
31502 2009-02-10 Richard Guenther <rguenther@suse.de>
31504 PR middle-end/39127
31505 * gimplify.c (gimple_regimplify_operands): Always look if
31506 we need to create a temporary.
31508 2009-02-10 Richard Guenther <rguenther@suse.de>
31510 PR tree-optimization/39132
31511 * tree-loop-distribution.c (todo): New global var.
31512 (generate_memset_zero): Trigger TODO_rebuild_alias.
31513 (tree_loop_distribution): Return todo.
31515 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
31518 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
31519 (x86_64_reg_class_name): Removed.
31520 (classify_argument): Return 0 if bytes > 32. Return 0 if the
31521 first one isn't X86_64_SSE_CLASS or any other ones aren't
31522 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
31523 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
31524 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
31525 and 3 X86_64_SSEUP_CLASS.
31526 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
31527 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
31529 2009-02-10 Ben Elliston <bje@au.ibm.com>
31531 * config/rs6000/rs6000.md (allocate_stack): Always use an update
31532 form instruction to update the stack back chain word, even if the
31533 user has disabled the generation of update instructions.
31534 (movdi_<mode>_update_stack): New.
31535 (movsi_update_stack): Likewise.
31536 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
31537 always use an update form instruction to update the stack back
31540 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
31542 PR middle-end/38953
31543 * graphite.c (if_region_set_false_region): After moving a region in
31544 the false branch of a condition, remove the empty dummy basic block.
31545 (gloog): Remove wrong fix for PR38953.
31547 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31549 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
31550 generation due to implicit sign extension.
31552 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
31554 PR middle-end/38981
31555 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
31556 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
31558 2009-02-09 Richard Guenther <rguenther@suse.de>
31560 PR middle-end/35202
31561 * convert.c (convert_to_real): Disable (float)fn((double)x)
31562 to fnf(x) conversion if errno differences may occur and
31563 -fmath-errno is set.
31565 2009-02-07 Anatoly Sokolov <aesok@post.ru>
31567 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
31568 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
31569 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
31571 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31574 * c-common.c (handle_alias_attribute): Disallow attribute for
31575 anything not a FUNCTION_DECL or VAR_DECL.
31577 2009-02-06 Janis Johnson <janis187@us.ibm.com>
31580 * real.c (do_compare): Special-case compare of zero against
31581 decimal float value.
31583 2009-02-06 Joseph Myers <joseph@codesourcery.com>
31586 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
31587 as indicating flexible array members unless the field itself is
31588 being declarared as the incomplete array.
31590 2009-02-06 Jan Hubicka <jh@suse.cz>
31592 PR tree-optimization/38844
31593 * ipa-inline.c (try_inline): Stop inlining recursion when edge
31594 is already inlined.
31596 2009-02-06 Richard Guenther <rguenther@suse.de>
31598 PR middle-end/38977
31599 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
31600 fork because we may expand it as __gcov_fork.
31602 2009-02-06 Nick Clifton <nickc@redhat.com>
31604 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
31606 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
31608 PR tree-optimization/35659
31609 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
31610 vn_phi_eq): Shortcut if hashcode does not match.
31611 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
31613 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
31614 and avoid iterative_hash_expr.
31615 (FOR_EACH_VALUE_ID_IN_SET): New.
31616 (value_id_compare): Remove.
31617 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
31618 sort expressions by value id.
31620 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
31623 * config/sh/predicates.md (general_movsrc_operand): Don't check
31624 the subreg of system registers here.
31626 2009-02-05 Jakub Jelinek <jakub@redhat.com>
31629 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
31630 on the copied decl.
31632 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
31634 PR rtl-optimization/39110
31635 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
31636 addresses, not aligned ones.
31638 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
31639 Richard Guenther <rguenther@suse.de>
31641 PR tree-optimization/39100
31642 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
31643 comment says and add edges.
31645 2009-02-05 Joseph Myers <joseph@codesourcery.com>
31648 * c-common.c (handle_tls_model_attribute): Ignore attribute for
31649 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
31651 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
31653 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
31654 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
31655 register_bb_in_sese, new_sese, free_sese): Moved.
31656 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
31657 outermost_loop_in_scop, build_scop_iteration_domain,
31658 expand_scalar_variables_ssa_name, get_vdef_before_scop,
31659 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
31660 Use loop_in_sese_p instead of loop_in_scop_p.
31661 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
31662 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
31663 (scopdet_basic_block_info): Fix bug in scop detection.
31664 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
31665 eq_loop_to_cloog_loop): Remove.
31666 (nb_loops_around_loop_in_scop, nb_loop
31667 ref_nb_loops): Moved here...
31668 * graphite.h (ref_nb_loops): ... from here.
31669 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
31670 (loop_domain_dim, loop_iteration_vector_dim): Remove.
31671 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
31673 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
31674 Hans-Peter Nilsson <hp@axis.com>
31676 PR rtl-optimization/37889
31677 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
31678 Move offset handling from PLUS to before the switch. Use new
31679 arguments when considering SYMBOL_REFs too.
31680 (rtx_addr_can_trap_p): Pass dummy offset and size.
31681 (enum may_trap_p_flags): Remove.
31682 (may_trap_p_1): Pass size from MEM_SIZE.
31684 PR rtl-optimization/38921
31685 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
31686 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
31687 * rtlanal.c (may_trap_after_code_motion_p): Delete.
31688 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
31690 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
31692 AVX Programming Reference (January, 2009)
31693 * config/i386/sse.md (*vpclmulqdq): New.
31695 2009-02-04 Jakub Jelinek <jakub@redhat.com>
31697 PR tree-optimization/38977
31698 PR gcov-profile/38292
31699 * calls.c (special_function_p): Disregard __builtin_ prefix.
31701 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
31703 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
31704 non-indexable addresses even before reload.
31706 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31709 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
31710 as having variable size. Do not give an error for unnamed
31711 parameters with [*] declarators. Give a warning for type names
31712 with [*] declarators and mark them as variable size.
31713 * c-parser.c (c_parser_sizeof_expression): Do not give an error
31714 for sizeof applied to [*] type names.
31716 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31719 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
31721 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31723 * gcc.c (process_command): Update copyright notice dates.
31724 * gcov.c (print_version): Likewise.
31725 * gcov-dump.c (print_version): Likewise.
31726 * mips-tfile.c (main): Likewise.
31727 * mips-tdump.c (main): Likewise.
31729 2009-02-03 Joseph Myers <joseph@codesourcery.com>
31732 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
31733 for composite type involving a zero-length array type.
31735 2009-02-03 Jakub Jelinek <jakub@redhat.com>
31738 * function.c (match_asm_constraints_1): Skip over
31739 initial optional % in the constraint.
31741 PR inline-asm/39059
31742 * c-parser.c (c_parser_postfix_expression): If fixed point is not
31743 supported, don't accept FIXED_CSTs.
31744 * c-decl.c (finish_declspecs): Error if fixed point is not supported
31745 and _Sat is used without _Fract/_Accum. Set specs->type to
31746 integer_type_node for cts_fract/cts_accum if fixed point is not
31749 2009-02-02 Catherine Moore <clm@codesourcery.com>
31751 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
31753 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
31755 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
31756 (ABI_HAS_64BIT_SYMBOLS): Use it.
31757 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
31759 2009-02-02 Paul Brook <paul@codesourcery.com>
31761 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
31763 2009-02-02 Jakub Jelinek <jakub@redhat.com>
31765 PR inline-asm/39058
31766 * recog.h (asm_operand_ok): Add constraints argument.
31767 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
31768 recurse on matching constraint.
31769 (check_asm_operands): Pass constraints as 3rd argument to
31770 asm_operand_ok. Don't look up matching constraint here.
31771 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
31774 2009-02-02 Ben Elliston <bje@au.ibm.com>
31776 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
31777 TARGET_NARROW_VOLATILE_BITFIELD macro names.
31779 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31781 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
31782 information. Remove some obsolete information. Reorganize.
31784 * config/pa/fptr.c: Revert license to GPL 2.
31785 * config/pa/milli64.S: Likewise.
31787 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31790 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
31791 LIBRARY name in, instead of hard-coding it.
31792 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
31793 extra target make frag to tmake_files according to EH model.
31794 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
31795 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
31796 frags that define makefile variable EH_MODEL appropriately.
31797 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
31798 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
31799 to "-sjlj" according to type of EH configured.
31800 (LIBGCC_SONAME): Concatenate it to shared library base name.
31801 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
31802 to "_sjlj" according to type of EH configured.
31803 (LIBGCC_SONAME): Concatenate it to shared library base name.
31804 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
31805 (SHLIB_LINK): Add missing semicolon to if-else construct.
31806 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31807 string value of "pe_dll" command-line option.
31808 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
31809 (SHLIB_SONAME): Use it when overriding t-cygming default.
31810 (SHLIB_IMPLIB): Override t-cygming default.
31811 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
31812 string value of "pe_dll" command-line option.
31814 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
31817 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
31818 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
31820 2009-01-31 Richard Guenther <rguenther@suse.de>
31822 PR tree-optimization/38937
31823 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
31824 computing the transitive closure.
31826 2009-01-30 Richard Guenther <rguenther@suse.de>
31828 PR tree-optimization/39041
31829 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
31830 Propagate variable indices only if the types match for this stmt.
31832 2009-01-30 Jakub Jelinek <jakub@redhat.com>
31835 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
31836 inline but never defined.
31838 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
31840 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
31841 (*insv_h_di_reg_extimm): New insn.
31842 (*insv_l<mode>_reg_extimm): New insn.
31844 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31846 * config/picochip/picochip.c (flag_conserve_stack): set
31847 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
31848 fconserve-stack. Reduce call-overhead used by inliner.
31850 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
31853 * common.opt (flag_conserve_stack): Initialised to zero.
31855 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
31858 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
31859 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
31862 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
31864 * ira-color.c (allocno_reload_assign): Update comments.
31865 * regmove.c (regmove_optimize): Likewise.
31869 2009-01-29 Robert Millan <rmh@aybabtu.com>
31871 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
31872 * config/i386/kopensolaris-gnu.h: New file. Undefine
31873 `MD_UNWIND_SUPPORT'.
31874 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
31876 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
31878 PR tree-optimization/39007
31879 * tree-loop-distribution.c (generate_builtin): Use
31880 recompute_dominator to compute the immediate dominator of the
31881 basic block just after the loop.
31883 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
31885 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
31886 (ASM_OUTPUT_DWARF_PCREL): Define.
31888 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
31890 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
31891 * doc/passes.texi: Remove entries about regclass, local-alloc, and
31892 global. Modify entries about regmove and IRA.
31894 * ra-conflict.c: Remove the file.
31896 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
31898 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
31899 (pass_regclass_init): Rename to pass_reginfo_init.
31901 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
31903 * toplev.h (flag_ira): Remove.
31905 * caller-save.c (setup_save_areas): Remove flag_ira.
31907 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
31909 * global.c: Remove the file.
31911 * opts.c (decode_options): Remove flag_ira.
31913 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
31915 * regmove.c: Modify file description.
31916 (find_use_as_address, try_auto_increment): Define them only if
31917 AUTO_INC_DEC is defined.
31918 (replacement_quality, replace_in_call_usage, fixup_match_1,
31919 stable_and_no_regs_but_for_p): Remove.
31920 (reg_set_in_bb): Make it static.
31921 (regmove_optimize): Remove flag_ira and code which worked for
31924 * local-alloc.c: Remove the file.
31926 * common.opt (fira): Remove.
31928 * ira.c: Include except.h.
31929 (eliminable_regset): Move from global.c.
31930 (mark_elimination): Ditto. Remove flag_ira.
31931 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
31932 equiv_mem_modified, validate_equiv_mem_from_store,
31933 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
31934 contains_replace_regs, memref_referenced_p, memref_used_between_p,
31935 no_equiv, recorded_label_ref): Move from local-alloc.c.
31936 (update_equiv_regs): Ditto. Make it static.
31937 (print_insn_chain, print_insn_chains): Move it from global.c.
31938 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
31939 (build_insn_chain): Ditto. Make it static.
31940 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
31941 Rename to init_live_subregs.
31942 (gate_ira): Remove flag_ira.
31944 * regclass.c: Rename reginfo.c. Change file description.
31945 (FORBIDDEN_INC_DEC_CLASSES): Remove.
31946 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
31947 (init_reg_sets_1): Remove code for evaluation of
31948 reg_class_superclasses and losing_caller_save_reg_set.
31949 (init_regs): Remove init_reg_autoinc.
31950 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
31951 ok_for_base_p_nonstrict): Remove.
31952 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
31953 (pass_regclass_init): Rename to pass_reginfo_init. Modify
31954 corresponding entries.
31955 (dump_regclass, record_operand_costs, scan_one_insn,
31956 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
31957 record_address_regs, auto_inc_dec_reg_p): Remove.
31958 (gt-regclass.h): Rename to gt-reginfo.h.
31960 * rtl.h (dump_global_regs, retry_global_alloc,
31961 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
31963 * Makefile.in (RA_H): Remove.
31964 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
31965 Rename regclass.o to reginfo.o.
31966 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
31968 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
31969 (GTFILES): Rename regclass.c to reginfo.c.
31971 * passes.c (init_optimization_passes): Remove pass_local_alloc and
31972 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
31974 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31975 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
31977 (finish_spills): Ditto. Remove code for !flag_ira.
31979 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
31981 PR middle-end/35854
31982 * doc/invoke.texi (rtl debug options): Complete rewrite.
31983 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
31985 * mode-switching.c (pass_mode_switching): Rename pass from
31986 "mode-sw" to "mode_sw".
31987 * except.c (pass_convert_to_eh_ranges): Rename pass from
31988 "eh-ranges" to "eh_ranges".
31989 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
31993 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
31994 Alexander Monakov <amonakov@ispras.ru>
31996 PR middle-end/38857
31997 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
31999 (move_exprs_to_boundary): Change return type and pass through
32000 should_move from move_op. Relax assert. Update usage ...
32001 (schedule_expr_on_boundary): ... here. Use should_move instead of
32003 (move_op_orig_expr_found): Indicate that insn was disconnected from
32005 (code_motion_process_successors): Do not call after_merge_succs
32006 callback if original expression was not found when traversing any of
32008 (code_motion_path_driver): Change return type. Update prototype.
32009 (move_op): Update comment. Add a new parameter (should_move). Update
32010 prototype. Set *should_move based on indication provided by
32011 move_op_orig_expr_found.
32013 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32015 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32016 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32017 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32018 * config/rs6000/rs6000.c (rs6000_override_options): Default
32019 avoid-indexed-addresses on for Power6, off for everything else.
32020 (avoiding_indexed_address_p): New function.
32021 (rs6000_legitimize_address): Use it.
32022 (rs6000_legitimate_address): Likewise.
32023 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32025 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32027 PR tree-optimization/38997
32028 * tree-loop-distribution.c (generate_memset_zero): Use
32029 POINTER_PLUS_EXPR for a pointer addition.
32031 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32033 * config/s390/s390.md (bswap<mode>2): New pattern added.
32035 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32037 * config/s390/s390.md (*tls_load_31): Added type attribute.
32039 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32041 * config/s390/s390.md: Fix a few comments.
32043 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32045 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32046 (*tm<mode>_full): Fixed z10prop attribute.
32047 (*tst<mode>_extimm): Fixed z10prop attribute.
32048 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32049 (*tstqiCCT_cconly): Fixed z10prop attribute.
32050 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32051 (*movsi_larl): Fixed z10prop attribute.
32052 (*movsi_zarch): Fixed z10prop attribute.
32053 (*movsi_eas): Fixed z10prop attribute.
32054 (*movhi): Fixed z10prop attribute.
32055 (*movqi): Fixed z10prop attribute.
32056 (*movstrictqi): Fixed z10prop attribute.
32057 (*mov<mode>): Fixed z10prop attribute.
32058 (*movcc): Fixed z10prop attribute.
32059 (*sethighpartdi_64): Fixed z10prop attribute.
32060 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32061 (*negdi2_sign_cc): Fixed z10prop attribute.
32062 (*negdi2_sign): Fixed z10prop attribute.
32063 (*absdi2_sign_cc): Fixed z10prop attribute.
32064 (*absdi2_sign): Fixed z10prop attribute.
32065 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32066 (*negabsdi2_sign): Fixed z10prop attribute.
32067 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32068 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32069 (doloop_si64): Fixed z10prop attribute.
32070 (doloop_si31): Fixed z10prop attribute.
32071 (doloop_long): Fixed z10prop attribute.
32072 (indirect_jump): Fixed z10prop attribute.
32073 (nop): Fixed z10prop attribute.
32074 (main_base_64): Fixed z10prop attribute.
32075 (reload_base_64): Fixed z10prop attribute.
32077 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32079 PR rtl-optimization/38740
32080 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32082 * config/mips/mips.c (mips_reorg): Likewise.
32084 2009-01-28 Richard Guenther <rguenther@suse.de>
32086 PR tree-optimization/38926
32087 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32088 with the correct value id to a value.
32089 (do_regular_insertion): Use the value number of edoubleprime
32090 for the value number of the expr.
32093 2008-08-21 Richard Guenther <rguenther@suse.de>
32095 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32096 a PHI ask VN if it is already available.
32097 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32098 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32100 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32102 PR middle-end/38934
32103 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32104 set to varying whenever max has TREE_OVERFLOW set, similarly
32105 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32107 2009-01-28 Richard Guenther <rguenther@suse.de>
32109 PR middle-end/38908
32110 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32111 uninitialized aggregate uses in call arguments.
32113 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32115 PR tree-optimization/38984
32116 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32117 the nothing_id variable if -fno-delete-null-pointer-checks.
32119 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32122 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32123 (set_got_offset_rex64): Ditto.
32125 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32128 * doc/extend.texi: Improve local variable with asm reg.
32130 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32132 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32133 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32134 was not supplied then set warn_packed_bitfield_compat to the
32135 default value of 1.
32136 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32139 2009-01-27 Richard Guenther <rguenther@suse.de>
32141 PR tree-optimization/38503
32142 * cfgexpand.c (expand_gimple_basic_block): Ignore
32143 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32144 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32145 variables that cannot have TBAA applied.
32146 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32149 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32151 PR middle-end/38969
32152 * calls.c (initialize_argument_information): Do not wrap complex
32153 arguments in SAVE_EXPR.
32155 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32157 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32158 (INSTALL_LIBGCC): Revert typo commit.
32160 2009-01-26 Richard Guenther <rguenther@suse.de>
32162 PR tree-optimization/38745
32163 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32164 from special handling.
32166 2009-01-26 Richard Guenther <rguenther@suse.de>
32168 PR tree-optimization/38745
32169 * tree-ssa.c (execute_update_addresses_taken): Do not include
32170 variables that cannot possibly be a register in not_reg_needs.
32171 Do not clear TREE_ADDRESSABLE on vars that may not become
32173 * tree-ssa.c (update_alias_info_1): Include those in the set
32174 of addressable vars.
32176 2009-01-26 Richard Guenther <rguenther@suse.de>
32178 PR middle-end/38851
32179 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32180 * tree-ssa-dse.c: Include langhooks.h
32181 (execute_simple_dse): Remove stores with zero size.
32183 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32186 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32189 2009-01-24 Julian Brown <julian@codesourcery.com>
32191 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32192 config/arm/linux-atomic.c.
32193 * config/arm/linux-atomic.c: New.
32195 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32197 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32198 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32199 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32201 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32204 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32207 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32209 PR tree-optimization/38953
32210 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32211 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32212 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32213 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32216 2009-01-24 Paul Brook <paul@codesourcery.com>
32218 * config/arm/neon.md (neon_type): Move to arm.md.
32219 (neon_mov<VSTRUCT>): Add neon_type attribute.
32220 * config/arm/arm.md (neon_type): Move to here.
32221 (conds): Add "unconditioal" and use as default for NEON insns.
32223 2009-01-24 Ben Elliston <bje@au.ibm.com>
32225 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32226 void *' warning from -Wc++-compat.
32227 * Makefile.in (dominance.o-warn): Remove.
32229 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32231 PR tree-optimization/38932
32232 * fold-const.c (fold_unary_ignore_overflow): New.
32233 * tree.h (fold_unary_ignore_overflow): Declare.
32234 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32235 * tree-ssa-sccvn.c (visit_reference_op_load,
32236 simplify_unary_expression): Likewise.
32238 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32240 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32241 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32242 regardless of their type.
32243 * c-common.c (handle_packed_attribute): Don't ignore packed on
32245 * c.opt (Wpacked-bitfield-compat): New warning option.
32246 * stor-layout.c (place_field): Warn if offset of a field changed.
32247 * doc/extend.texi (packed): Mention the ABI change.
32248 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32249 (Warning Options): Add it to the list.
32251 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32253 * c-opts.c (c_common_post_options): Fix a typo in comments.
32255 2009-01-22 Steve Ellcey <sje@cup.hp.com>
32257 PR middle-end/38615
32258 * gimplify.c (gimplify_init_constructor): Fix promotion of const
32259 variables to static.
32260 * doc/invoke.texi (-fmerge-all-constants): Update description.
32262 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
32265 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
32266 (*movdi_1_rex64): Use type "mmx" for alternative 5.
32268 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
32270 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
32272 (LOCAL_ALIGNMENT): Similarly.
32274 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32275 Joseph Myers <joseph@codesourcery.com>
32277 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
32278 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
32279 * config/arm/arm-tune.md: Regenerate.
32280 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
32283 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
32285 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
32286 version number to five.
32288 2009-01-22 Dodji Seketeli <dodji@redhat.com>
32291 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
32292 * c-common.c (set_underlying_type): Likewise.
32293 (is_typedef_decl ): Likewise
32295 (set_underlying_type): Likewise.
32296 (is_typedef_type): Likewise.
32298 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
32300 PR middle-end/38587
32301 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
32304 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
32307 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
32308 (LIBGCC_SPEC): Don't define.
32309 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
32311 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
32313 PR rtl-optimization/38879
32314 * alias.c (base_alias_check): Unaligned access via AND address can
32315 alias all surrounding object types except those with sizes equal
32316 or wider than the size of unaligned access.
32318 2009-01-21 Dodji Seketeli <dodji@redhat.com>
32321 * c-decl.c (clone_underlying_type): Move this ...
32322 * c-common.c (set_underlying_type): ... here.
32323 Also, make sure the function properly sets TYPE_STUB_DECL() on
32324 the newly created typedef variant type.
32325 (is_typedef_decl ): New entry point.
32326 * tree.h: Added a new member member_types_needing_access_check to
32327 struct tree_decl_non_common.
32328 (set_underlying_type): New entry point.
32329 (is_typedef_type): Likewise.
32331 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
32333 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
32334 Check whether two instructions have memory references that
32335 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
32336 are helper functions for traversing.
32337 * alias.h (insn_alias_sets_confilict_p): New prototypes.
32338 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
32339 not to draw dependency edge for instructions with non-conflicting
32342 2009-01-20 Joseph Myers <joseph@codesourcery.com>
32345 * longlong.h: Update copyright years. Use soft-fp license notice.
32346 Sync __clz_tab declaration with glibc.
32348 2009-01-20 Steve Ellcey <sje@cup.hp.com>
32351 * doc/extend.texi (syscall_linkage): New.
32352 (version_id): Modify.
32354 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
32355 Richard Guenther <rguenther@suse.de>
32357 PR tree-optimization/38747
32358 PR tree-optimization/38748
32359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
32360 conversion if the base address is an indirect reference and the
32361 aliasing sets could cause issues.
32363 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32365 * common.opt (fgraphite, fgraphite-identity): Add comment for
32366 explaining why these options are not documented.
32368 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
32370 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
32371 gimple_call_lhs is NULL.
32373 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
32376 * emit-rtl.c (adjust_address_1): Make sure memref is never
32379 2009-01-20 Ben Elliston <bje@au.ibm.com>
32381 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32382 const qualifier from arg parameter. Remove unnecessary cast to char *.
32383 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
32384 const qualifier from arg 2.
32386 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
32388 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
32390 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
32393 * rtl.h (reinit_regs): New prototype.
32394 * regclass.c: Include ira.h.
32395 (reinit_regs): New.
32396 * Makefile.in (regclass.o): Add ira.h.
32397 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
32399 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
32402 * c-common.c (handle_aligned_attribute): Use
32403 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
32404 default alignment value.
32406 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
32408 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
32409 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
32411 * doc/extend.texi: Update __attribute__ ((aligned)). Document
32412 __BIGGEST_ALIGNMENT__.
32414 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
32416 2009-01-18 Richard Guenther <rguenther@suse.de>
32418 PR tree-optimization/38819
32419 * tree-flow.h (operation_could_trap_helper_p): Declare.
32420 * tree-eh.c (operation_could_trap_helper_p): Export.
32421 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
32422 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
32423 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
32424 are about to insert a possibly trapping instruction and fail
32427 2009-01-18 Andreas Schwab <schwab@suse.de>
32429 * doc/install.texi (Configuration): Remove obsolete paragraph
32430 about use of --with-gnu-ld with --with-gnu-as.
32432 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
32434 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
32435 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
32436 Follow spelling conventions.
32438 2009-01-18 Ben Elliston <bje@au.ibm.com>
32440 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
32441 C++ warning about implicit conversion from void * to struct
32443 (bitmap_obstack_free): Likewise for bitmap_element *.
32444 * Makefile.in (bitmap.o-warn): Remove.
32446 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
32448 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
32450 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
32451 Tobias Grosser <tobi.grosser@amd.com>
32453 * graphite.c (graphite_trans_scop_block): Do not block single
32456 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
32458 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
32459 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
32460 test with assertion.
32462 2009-01-16 Richard Guenther <rguenther@suse.de>
32464 PR tree-optimization/38835
32465 PR middle-end/36227
32466 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
32467 and INT + PTR -> (INT)(PTR p+ INT) folding.
32468 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
32470 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
32473 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
32474 the subreg from a lowpart subreg if it is also casting the value.
32476 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32477 Tobias Grosser <tobi.grosser@amd.com>
32479 * graphite.c (compare_prefix_loops): New.
32480 (build_scop_canonical_schedules): Rewritten.
32481 (graphite_transform_loops): Move build_scop_canonical_schedules
32482 after build_scop_iteration_domain.
32484 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
32485 Tobias Grosser <tobi.grosser@amd.com>
32487 * graphite.c (add_conditions_to_domain): Add the loops to
32488 the dimension of the iteration domain. Do copy the domain
32489 only when it exists.
32490 (build_scop_conditions_1): Do not call add_conditions_to_domain.
32491 (add_conditions_to_constraints): New.
32492 (can_generate_code_stmt, can_generate_code): Removed.
32493 (gloog): Do not call can_generate_code.
32494 (graphite_transform_loops): Call add_conditions_to_constraints
32495 after building the iteration domain.
32497 2009-01-16 Jakub Jelinek <jakub@redhat.com>
32499 PR tree-optimization/38789
32500 * tree-ssa-threadedge.c
32501 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
32502 __builtin_constant_p.
32504 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
32506 * dce.c (delete_unmarked_insns): Reversed the order that insns are
32507 examined before deleting them.
32509 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
32511 * function.c (aggregate_value_p): Correctly extract the function
32512 type from CALL_EXPR_FN lookup.
32514 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32516 * config/picochip/picochip.c (picochip_override_options): Revert
32517 CFI asm flag disable commited previously.
32519 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
32520 Tobias Grosser <tobi.grosser@amd.com>
32521 Jan Sjodin <jan.sjodin@amd.com>
32523 * graphite.c (scan_tree_for_params): On substractions negate
32524 all the coefficients of the term.
32525 (clast_to_gcc_expression_red): New. Handle reduction expressions
32526 of more than two operands.
32527 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
32528 (get_vdef_before_scop): Handle also the case of default definitions.
32530 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
32532 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
32533 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
32534 Also use them when walking CALL_INSN_FUNCTION_USAGE.
32536 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
32537 Joey Ye <joey.ye@intel.com>
32539 PR middle-end/37843
32540 * cfgexpand.c (expand_stack_alignment): Don't update stack
32541 boundary nor check incoming stack boundary here.
32542 (gimple_expand_cfg): Update stack boundary and check incoming
32543 stack boundary here.
32545 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
32547 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
32549 2009-01-14 Jakub Jelinek <jakub@redhat.com>
32551 PR rtl-optimization/38245
32552 * calls.c (expand_call): Add stack arguments to
32553 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32554 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
32555 in regs and partially in memory or BLKmode arguments.
32556 (emit_library_call_value_1): Add stack arguments to
32557 CALL_INSN_FUNCTION_USAGE even for pure calls (when
32558 ACCUMULATE_OUTGOING_ARGS).
32559 * dce.c: Include tm_p.h.
32560 (find_call_stack_args): New function.
32561 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
32563 (mark_insn): Call find_call_stack_args for CALL_Ps.
32564 (prescan_insns_for_dce): Walk insns backwards in bb rather than
32565 forwards. Allocate and free arg_stores bitmap if needed, pass it
32566 down to deletable_insn_p, don't mark stores set in arg_stores
32567 bitmap, clear the bitmap at the beginning of each bb.
32568 * Makefile.in (dce.o): Depend on $(TM_P_H).
32570 2009-01-14 Michael Meissner <gnu@the-meissners.org>
32573 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
32574 to make sure the insn is a conditional test (bug 22599). Reformat a
32577 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
32579 PR middle-end/38431
32580 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
32581 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
32582 (gloog): Do not call cleanup_tree_cfg.
32583 (graphite_transform_loops): Call cleanup_tree_cfg after all
32584 scops have been code generated.
32586 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
32587 * doc/gty.texi (Invoking the garbage collector): Added new node
32588 and section documenting ggc_collect.
32590 2009-01-14 Richard Guenther <rguenther@suse.de>
32592 PR tree-optimization/38826
32593 PR middle-end/38477
32594 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
32595 initialization notes only if we actually emitted a warning.
32596 (intra_create_variable_infos): Add constraints for a result decl
32597 that is passed by hidden reference.
32598 (build_pred_graph): Mark all related variables non-direct on
32601 2009-01-14 Nick Clifton <nickc@redhat.com>
32603 * ira-conflicts.c: Include addresses.h for the definition of
32605 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
32606 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
32608 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
32611 * Makefile.in (ira-lives.o): Add except.h.
32613 * ira-lives.c: Include except.h.
32614 (process_bb_node_lives): Process can_throw_internal.
32616 2009-01-13 Jakub Jelinek <jakub@redhat.com>
32618 PR rtl-optimization/38774
32619 * combine.c (simplify_set): When undoing cc_use change, don't do
32620 PUT_CODE on the newly created comparison, but instead put back the
32623 2009-01-13 Joseph Myers <joseph@codesourcery.com>
32625 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
32626 values. Remove duplicate arm8 entry.
32628 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32630 PR tree-optimization/38786
32631 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
32632 the SSA_NAME case of expand_scalar_variables_expr.
32633 Set the type of an expression to the type of its assign statement.
32634 (expand_scalar_variables_expr): Also gather the scalar computation
32635 used to index the memory access. Do not pass loop_p.
32636 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
32637 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
32638 the gimple_stmt_iterator where it inserts new code.
32639 Do not pass loop_p.
32640 (copy_bb_and_scalar_dependences): Do not pass loop_p.
32641 (translate_clast): Update call to copy_bb_and_scalar_dependences.
32643 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
32645 * graphite.h (debug_value): Removed.
32646 * graphite.c (debug_value): Removed.
32648 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32650 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
32651 ldrd/strd with two 32-bit instructions.
32653 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
32655 * config/arm/arm.c (struct processors): Pass for speed down into
32656 cost helper functions.
32657 (const_ok_for_op): Handle COMPARE and inequality nodes.
32658 (arm_rtx_costs_1): Rewrite.
32659 (arm_size_rtx_costs): Update prototype.
32660 (arm_rtx_costs): Pass speed down to helper functions.
32661 (arm_slowmul_rtx_costs): Rework cost calculations.
32662 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
32663 (arm_9e_rtx_costs): Likewise.
32665 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
32667 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
32668 relocations of local symbols wider than UNITS_PER_WORD are not valid.
32669 (alpha_legitimize_address): Do not split local symbols wider than
32670 UNITS_PER_WORD into HIGH/LO_SUM parts.
32672 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
32675 * gcc.c (process_command): Replace call to execvp with calls
32676 to pex_one and exit.
32678 2009-01-03 Anatoly Sokolov <aesok@post.ru>
32681 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
32682 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
32683 variant for devices with 3-byte PC.
32684 (__tablejump_elpm__): New.
32686 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32689 * c-parser.c (c_parser_postfix_expression): Allow `->' in
32690 offsetof member-designator, handle it as `[0].'.
32692 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32694 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
32695 function when not using named sections on targets with named sections
32696 if branch distance is less than 262132.
32698 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
32700 * combine.c (combine_instructions): Recompute
32701 optimize_this_for_speed_p for each BB in the main combine loop.
32703 2009-01-12 Tomas Bily <tbily@suse.cz>
32706 * tree-loop-distribution.c (prop_phis): New function.
32707 (generate_builtin): Call prop_phis.
32709 2009-01-12 Jakub Jelinek <jakub@redhat.com>
32711 PR tree-optimization/38807
32712 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
32713 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
32715 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
32717 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
32718 subreg of op0 to the original op0.
32720 2009-01-11 Laurent GUERBY <laurent@guerby.net>
32722 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
32724 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
32727 * mips-tfile.c (parse_def): Fix parsing of def strings
32728 starting with digits.
32730 2009-01-10 Jakub Jelinek <jakub@redhat.com>
32733 * config/arm/arm.c (arm_is_long_call_p): Don't call
32734 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
32736 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
32738 * regrename.c (regrename_optimize): Fix dumping.
32739 (find_oldest_value_reg): Preserve REG_POINTER.
32740 (copy_hardreg_forward_1): Likewise.
32742 2009-01-09 Diego Novillo <dnovillo@google.com>
32744 * gimple.h (struct gimple_statement_base) <uid>: Document
32745 the restrictions on its use.
32746 (gimple_uid): Tidy.
32747 (gimple_set_uid): Tidy.
32749 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32751 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
32752 zero guard even if align_bytes != 0 and count is smaller than
32755 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
32757 PR rtl-optimization/38495
32758 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
32759 (add_range_and_copies_from_move_list): Print all added ranges.
32760 Add ranges to memory optimized destination.
32762 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32766 * config/i386/i386.c (override_options): Reject
32767 -mstringop-strategy=rep_8byte with -m32.
32768 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
32769 to 1. Do count comparison against epilogue_size_needed at compile
32770 time even when count_exp was constant forced into register. For
32771 size_needed don't jump to epilogue, instead just avoid aligning
32772 and invoke the body algorithm. If need_zero_guard, add zero guard
32773 even if count is non-zero, but smaller than size_needed + number of
32774 bytes that could be stored for alignment.
32775 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
32776 to 1. If need_zero_guard, add zero guard even if count is non-zero,
32777 but smaller than size_needed + number of bytes that could be stored
32778 for alignment. Compare size_needed with epilogue_size_needed instead
32779 of desired_align - align, don't adjust size_needed, pass
32780 epilogue_size_needed to the epilogue expanders.
32783 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
32785 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32787 * pa.c (last_address): Change to unsigned.
32788 (update_total_code_bytes): Change argument to unsigned. Don't
32789 check if insn addresses are set.
32790 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
32791 addresses are not set.
32792 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
32794 2009-01-09 Nick Clifton <nickc@redhat.com>
32796 * config/sh/symbian.c: Replace uses of DECL_INLINE with
32797 DECL_DECLARED_INLINE_P.
32799 2009-01-09 Jakub Jelinek <jakub@redhat.com>
32801 PR middle-end/38347
32802 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
32803 GET_MODE (op0) in operand_subword_force calls.
32805 PR middle-end/38771
32806 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
32807 fold_convert arg0 operands to TREE_TYPE (op0) first.
32809 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
32811 * params.def (ira-max-conflict-table-size): Decrease default value
32814 2009-01-08 Jakub Jelinek <jakub@redhat.com>
32816 PR tree-optimization/37031
32817 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
32819 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
32820 allocate it using gc instead of heap, use VEC_quick_push instead of
32822 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
32823 instead of heap, use VEC_quick_push instead of VEC_safe_push.
32824 * tree-data-ref.h (struct access_matrix): Change matrix to gc
32825 allocated vector from heap allocated.
32826 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
32827 * tree-loop-linear.c (linear_transform_loops): Allocate nest
32828 vector only after perfect_loop_nest_depth call.
32830 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
32831 Jan Sjodin <jan.sjodin@amd.com>
32833 PR tree-optimization/38559
32834 * graphite.c (debug_value, copy_constraint,
32835 swap_constraint_variables, scale_constraint_variable, ): New.
32836 (get_lower_bound, get_upper_bound): Removed.
32837 (graphite_trans_bb_strip_mine): Clean up this code that works
32838 only for constant number of iterations. Fully copy upper and
32839 lower bound constraints, not only the constant part of them.
32840 * graphite.h (debug_value): Declared.
32842 2009-01-08 Ira Rosen <irar@il.ibm.com>
32844 PR tree-optimization/37194
32845 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
32846 Don't add the cost of cost model guard in prologue to scalar
32847 outside cost in case of known number of iterations.
32849 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
32850 Alan Modra <amodra@bigpond.net.au>
32852 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
32853 non-word-aligned REG+CONST addressing.
32855 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32858 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
32859 free_after_compilation when outputting a thunk.
32860 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
32861 Do not call free_after_compilation here.
32863 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
32865 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
32866 (ix86_valid_target_attribute_inner_p): Ditto.
32868 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
32870 PR tree-optimization/38492
32871 PR tree-optimization/38498
32872 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
32873 * tree-chrec.h (scev_is_linear_expression): Declared.
32874 * graphite.c (graphite_cannot_represent_loop_niter): New.
32875 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
32876 (graphite_loop_normal_form): Use gcc_assert.
32877 (scan_tree_for_params): Use CASE_CONVERT.
32878 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
32879 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
32880 Use gcc_assert. Discard scops that contain unhandled cases.
32881 (build_scop_conditions): Return a boolean status for unhandled cases.
32882 (strip_mine_profitable_p): Print the loop number, not its depth.
32883 (is_interchange_valid): Pass the depth of the loop nest, don't
32884 recompute it wrongly.
32885 (graphite_trans_bb_block): Same.
32886 (graphite_trans_bb_block): Print tentative of loop blocking.
32887 (graphite_trans_scop_block): Do not print that the loop has been
32889 (graphite_transform_loops): Do not handle scops that contain condition
32892 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
32894 AVX Programming Reference (December, 2008)
32895 * config/i386/avxintrin.h (_mm256_stream_si256): New.
32896 (_mm256_stream_pd): Likewise.
32897 (_mm256_stream_ps): Likewise.
32899 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
32900 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
32901 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
32902 (bdesc_special_args): Add __builtin_ia32_movntdq256,
32903 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
32904 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
32905 (ix86_expand_special_args_builtin): Likewise.
32907 * config/i386/sse.md (AVXMODEDI): New.
32908 (avx_movnt<mode>): Likewise.
32909 (avx_movnt<mode>): Likewise.
32910 (<sse>_movnt<mode>): Remove AVX support.
32911 (sse2_movntv2di): Likewise.
32913 2009-01-07 Richard Guenther <rguenther@suse.de>
32915 PR middle-end/38751
32916 * fold-const.c (extract_muldiv): Remove obsolete comment.
32917 (fold_plusminus_mult_expr): Undo MINUS_EXPR
32918 to PLUS_EXPR canonicalization for the canonicalization.
32920 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
32922 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
32923 hosted cross-compilers generating less efficient code.
32925 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32927 * function.h (rtl_data): Add a dbr_scheduled_p field.
32928 * reorg.c (dbr_schedule): Set it.
32929 (gate_handle_delay_slots): Check it.
32930 * config/mips/mips.c (mips_base_delayed_branch): Delete.
32931 (mips_reorg): Check flag_delayed_branch instead of
32932 mips_base_delayed_branch.
32933 (mips_override_options): Don't set mips_base_delayed_branch
32934 or flag_delayed_branch.
32936 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
32938 PR rtl-optimization/38426.
32939 * ira.c (ira): Set current_function_is_leaf earlier.
32941 2009-01-06 Jakub Jelinek <jakub@redhat.com>
32943 PR rtl-optimization/38722
32944 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
32945 too early, only set a flag and modify after last possible
32948 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32951 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
32952 * real.c (decimal_single_format): Correct values of emin and emax.
32953 (decimal_double_format): Ditto.
32954 (decimal_quad_format): Ditto.
32955 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
32956 computation of DECnn_MIN and DECnn_MAX for corrected values of
32957 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
32958 __DECnn_MIN__, and adjust its computation for the corrected value
32961 2009-01-06 Jan Hubicka <jh@suse.cz>
32964 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
32966 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
32968 * doc/contrib.texi (Contributors): Slightly adjust the end note.
32969 Add Robert Clark to the list of testers.
32971 2009-01-06 Jan Hubicka <jh@suse.cz>
32972 Kai Tietz <kai.tietz@onevision.com>
32974 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
32975 * config/i386/i386.c (ix86_expand_call): Add clobbers.
32977 2009-01-06 Jan Hubicka <jh@suse.cz>
32978 Kai Tietz <kai.tietz@onevision.com>
32980 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
32982 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
32983 (ix86_nsaved_regs): Count only general purpose regs.
32984 (ix86_nsaved_sseregs): New.
32985 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
32986 to 16 for w64; compute padding and size of sse reg save area.
32987 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
32988 general purpose regs.
32989 (ix86_emit_save_sse_regs_using_mov): New.
32990 (ix86_expand_prologue): Save SSE regs if needed.
32991 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
32992 (ix86_emit_restore_sse_regs_using_mov): New.
32993 (ix86_expand_epilogue): Save SSE regs if needed.
32995 2009-01-06 Jan Hubicka <jh@suse.cz>
32996 Kai Tietz <kai.tietz@onevision.com>
32998 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
32999 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33000 functions when accumulate outgoing args is off.
33002 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33005 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33006 before using pseudos_have_intersected_live_ranges_p.
33008 * ira-int.h (ira_assert): Always define.
33010 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33012 AVX Programming Reference (December, 2008)
33013 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33014 (_mm256_permute2_pd): Likewise.
33015 (_mm_permute2_ps): Likewise.
33016 (_mm256_permute2_ps): Likewise.
33017 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33018 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33020 * config/i386/i386.c (ix86_builtins): Remove
33021 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33022 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33023 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33024 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33025 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33026 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33027 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33028 __builtin_ia32_vpermil2ps256.
33029 (ix86_init_mmx_sse_builtins): Updated.
33030 (ix86_expand_args_builtin): Likewise.
33032 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33034 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33035 long absolute calls when generating PA 2.0 code.
33037 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33039 PR rtl-optimization/38583
33040 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33042 * params.def (ira-max-conflict-table-size): New.
33044 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33046 * ira.h (ira_conflicts_p): New external definition.
33048 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33049 table. Report this. Return result of building.
33050 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33051 building conflict table.
33053 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33054 (ira_color): Use ira_conflicts_p.
33056 * global.c: Include ira.h.
33057 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33060 * Makefile.in (global.o): Add ira.h.
33062 * ira-build.c (mark_all_loops_for_removal,
33063 propagate_some_info_from_allocno): New.
33064 (remove_unnecessary_allocnos): Call
33065 propagate_some_info_from_allocno.
33066 (remove_low_level_allocnos): New.
33067 (remove_unnecessary_regions): Add parameter. Call
33068 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33069 parameter to remove_unnecessary_regions.
33070 (ira_build): Remove all regions but root if the conflict table was
33071 not built. Update conflict hard regs for allocnos crossing calls.
33073 * ira.c (ira_conflicts_p): New global.
33074 (ira): Define and use ira_conflicts_p.
33076 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33077 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33078 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33080 2009-01-06 Ben Elliston <bje@au.ibm.com>
33082 * gengtype-lex.l (YY_NO_INPUT): Define.
33084 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33087 * c-common.c (handle_vector_size_attribute): Also reject
33088 BOOLEAN_TYPE types.
33090 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33092 PR tree-optimization/38492
33093 * graphite.c (rename_map_elt, debug_rename_elt,
33094 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33095 rename_map_elt_info, eq_rename_map_elts,
33096 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33097 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33098 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33099 (sese_build_livein_liveouts): New.
33100 (new_sese, free_sese): New.
33101 (new_scop): Call new_sese.
33102 (free_scop): Call free_sese.
33103 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33104 (register_old_new_names): Renamed register_old_and_new_names.
33105 (register_scop_liveout_renames, add_loop_exit_phis,
33106 insert_loop_close_phis, struct igp,
33107 default_liveout_before_guard, add_guard_exit_phis,
33108 insert_guard_phis, copy_renames): New.
33109 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33110 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33111 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33112 (scop_adjust_phis_for_liveouts): New.
33113 (gloog): Call scop_adjust_phis_for_liveouts.
33115 * graphite.h (struct sese): Documented. Added fields liveout,
33116 num_ver and livein.
33117 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33118 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33119 (struct scop): Added field liveout_renames.
33120 (SCOP_LIVEOUT_RENAMES): New.
33122 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33124 PR tree-optimization/38510
33125 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33126 (translate_clast): Call recompute_all_dominators before
33128 (gloog): Call recompute_all_dominators before graphite_verify.
33130 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33131 Jan Sjodin <jan.sjodin@amd.com>
33133 PR tree-optimization/38500
33134 * graphite.c (create_sese_edges): Call fix_loop_structure after
33137 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33139 * config.gcc: Add m32r*-*-rtems*.
33140 * config/m32r/rtems.h: New file.
33142 2009-01-05 Ben Elliston <bje@au.ibm.com>
33144 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33145 (.po.pox): Likewise.
33146 (po/gcc.pot): Likewise.
33148 2009-01-04 David S. Miller <davem@davemloft.net>
33150 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33151 (STARTING_FRAME_OFFSET): Always set to zero.
33153 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33155 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33156 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33157 fixed-point types, and vectors of the same.
33159 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33161 * config/mips/sync.md (*mb_barrier): Rename to...
33162 (*memory_barrier): ...this.
33164 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33166 * doc/extend.texi (Function Attributes): Move @cindex after @item
33167 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33168 and put in alphabetical order. Fix 'target' name and put in order.
33169 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33172 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33174 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33175 (memory_barrier): Expand as unspec instead of unspec_volatile.
33176 Remove mem:BLK from insn operands. Use Pmode scratch register.
33177 (*memory_barrier): Define as unspec instead of unspec_volatile.
33178 Use (match_dup 0) as input operand.
33180 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33181 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33182 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33183 scratch register. Remove operand 1.
33184 (*stbar): Define as unspec instead of unspec_volatile.
33185 Use (match_dup 0) as input operand, remove (const_int 8).
33186 (*membar): Define as unspec instead of unspec_volatile.
33187 Use (match_dup 0) as input operand, remove input operand 2.
33189 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33190 (memory_barrier): Expand as unspec instead of unspec_volatile.
33191 Remove mem:BLK from insn operands. Use Pmode scratch register.
33192 (*memory_barrier): Define as unspec instead of unspec_volatile.
33193 Use (match_dup 0) as input operand.
33195 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33196 Remove mem:BLK from insn operands. Use Pmode scratch register.
33197 Set volatile flag on operand 0.
33198 (*memory_barrier): New insn pattern.
33200 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33202 (*memory_barrier): Use (match_dup 0) as input operand.
33204 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33205 Remove mem:BLK from insn operands. Use Pmode scratch register.
33206 Set volatile flag on operand 0.
33207 (*mb_internal): New insn pattern.
33209 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33211 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33213 PR middle-end/38586
33214 * function.c (struct temp_slot): Move to the section of the file
33215 that deals with temp slots. Remove field 'address'.
33216 (temp_slot_address_table): New hash table of address -> temp slot.
33217 (struct temp_slot_address_entry): New struct, items for the table.
33218 (temp_slot_address_compute_hash, temp_slot_address_hash,
33219 temp_slot_address_eq, insert_temp_slot_address): Support functions
33221 (find_temp_slot_from_address): Rewrite to use the new hash table.
33222 (remove_unused_temp_slot_addresses): Remove addresses of temp
33223 slots that have been made available.
33224 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33225 worker function for remove_unused_temp_slot_addresses.
33226 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33227 Add the temp slot address to the address -> temp slot map.
33228 (update_temp_slot_address): Update via insert_temp_slot_address.
33229 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33230 (pop_temp_slots): Likewise.
33231 (init_temp_slots): Allocate the address -> temp slot map, or empty
33232 the map if it is already allocated.
33233 (prepare_function_start): Initialize temp slot processing.
33235 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33237 PR middle-end/38584
33238 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33239 Calculate the size of all stack vars assuming no packing of stack
33240 vars will happen, replacing a quadratic algorithm with a linear one.
33242 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33245 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33248 2009-01-03 Diego Novillo <dnovillo@google.com>
33250 * doc/contrib.texi: Update contributions.
33252 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33255 * builtins.c (fold_builtin_memory_op): Give up if either operand
33256 is volatile. Set srctype or desttype to non-qualified version
33260 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
33261 and FUNCTION_DECLs.
33263 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
33265 PR rtl-optimization/35805
33266 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
33267 problem if fast dce is able to remove any instructions.
33268 * dce.c (dce_process_block): Fix dump message.
33270 2009-01-02 Mark Mitchell <mark@codesourcery.com>
33273 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
33275 2009-01-02 Jakub Jelinek <jakub@redhat.com>
33277 PR middle-end/38690
33278 * tree-flow.h (op_code_prio, op_prio): New prototypes.
33279 * tree-pretty-print.c (op_code_prio): New function.
33280 (op_prio): No longer static. Use op_code_prio.
33281 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
33282 Use op_prio and op_code_prio to determine if () should be
33283 printed around operand(s) or not.
33285 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
33286 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
33287 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
33288 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
33289 pp_character instead of pp_string for single letter printing.
33291 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
33293 * doc/extend.texi: Fix '#pragma GCC option' typo.
33295 2009-01-02 Richard Guenther <rguenther@suse.de>
33297 * doc/install.texi (--enable-checking): Mention different
33298 default for stage1.
33299 (--enable-stage1-checking): Document.
33301 2009-01-01 Andrew Pinski <pinskia@gmail.com>
33303 PR middle-end/30142
33304 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
33305 case to be an error.
33307 2009-01-02 Ben Elliston <bje@au.ibm.com>
33309 * config/fp-bit.h (pack_d): Constify argument.
33310 * config/fp-bit.c (makenan): Constify return type. Remove casts.
33311 (isnan): Constify argument.
33313 (iszero): Likewise.
33314 (pack_d): Likewise.
33315 (_fpadd_parts): Constify return type.
33316 (_fpmul_parts): Likewise.
33317 (_fpdiv_parts): Likewise.
33319 2009-01-01 Jakub Jelinek <jakub@redhat.com>
33322 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
33323 warn about overwriting initializer with side-effects or
33324 -Woverride-init if !IMPLICIT.
33325 (output_init_element): Likewise. Pass IMPLICIT down to
33327 (process_init_element): Add IMPLICIT argument. Pass it down
33328 to output_init_element.
33329 (push_init_element, pop_init_level, set_designator): Adjust
33330 process_init_element callers.
33331 (set_nonincremental_init, set_nonincremental_init_from_string):
33332 Adjust add_pending_init callers.
33333 (output_pending_init_elements): Adjust output_init_element callers.
33334 * c-tree.h (process_init_element): Adjust prototype.
33335 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
33336 process_init_element callers.
33339 Copyright (C) 2009 Free Software Foundation, Inc.
33341 Copying and distribution of this file, with or without modification,
33342 are permitted in any medium without royalty provided the copyright
33343 notice and this notice are preserved.