1 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
3 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4 (set_expression_vuses): Ditto.
5 (init_pre): Initialize expression_vuses.
7 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9 * config/i386/sse.md (storentdf, storentsf): New.
11 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
15 * tree.c (build_decl_stat): Move code from here...
16 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
17 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
18 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
19 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
20 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
23 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
24 Devang Patel <dpatel@apple.com>
26 PR tree-optimization/25413
27 * targhooks.c (default_builtin_vector_alignment_reachable): New.
28 * targhooks.h (default_builtin_vector_alignment_reachable): New.
29 * tree.h (contains_packed_reference): New.
30 * expr.c (contains_packed_reference): New.
31 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
32 (vect_enhance_data_refs_alignment): Call
33 vector_alignment_reachable_p.
34 * target.h (vector_alignment_reachable): New builtin.
35 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
36 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
37 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
39 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
41 * target.h (builtin_vectorization_cost): Add new target builtin.
42 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
43 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
44 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
45 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
46 uninitialized variables.
47 * tree-vect-transform.c (cost_for_stmt): New function.
48 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
49 using cost 1 for all scalar stmts. Be less conservative when
50 estimating the number of prologue/epulogue iterations. Call
51 targetm.vectorize.builtin_vectorization_cost. Return
52 min_profitable_iters-1.
53 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
54 initialization cost instead of TARG_VEC_STMT_COST. Use
55 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
56 epilogue code. Fix epilogue cost computation.
57 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
58 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
59 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
60 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
61 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
62 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
64 2007-07-12 Richard Guenther <rguenther@suse.de>
66 * gimplify.c (gimplify_conversion): Make sure that the result
67 from maybe_fold_offset_to_reference is trivially convertible
68 to the desired type before doing the simplification.
69 (gimplify_expr): Likewise.
70 * fold-const.c (fold_binary): Use the correct types for
71 building the simplified expression.
73 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
75 PR rtl-optimization/32729
76 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
77 that fallthru to exit.
79 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
81 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
82 (symDTPOFF2reg): Likewise.
84 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
86 PR tree-optimization/32663
88 * tree.h (VALUE_HANDLE_VUSES): Remove.
89 (struct tree_value_handle): Remove vuses.
91 * tree-vn.c (create_value_handle_for_expr): Don't set
94 * tree-ssa-pre.c (expression_vuses): New.
95 (alloc_expression_id): Set up expression_vuses.
96 (get_expression_vuses): New.
97 (set_expression_vuses): Ditto.
98 (clear_expression_ids): Modify for expression_vuses.
99 (phi_translate_1): Ditto.
100 (phi_translate_set): Ditto.
101 (value_dies_in_block_x): Ditto
102 (valid_in_sets): Ditto.
103 (add_to_sets): Ditto.
104 (find_existing_value_expr): Ditto.
105 (create_value_handle_for_expr): Ditto.
106 (make_values_for_stmt): Ditto.
107 (vuse_equiv): Remove.
109 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
111 * Makefile.in (mostlyclean): Remove object files.
113 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
115 * toplev.c (no_new_pseudos): Deleted.
116 * rtl.h (no_new_pseudos): Deleted.
117 * tree-pass.h (pass_no_new_pseudos): Deleted.
118 * passes.c (pass_no_new_pseudos): Deleted.
119 * final.c (rest_of_clean_state): Removed no_new_pseudos.
120 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
121 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
123 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
124 * rtlhooks.c (gen_lowpart_general): Ditto.
125 * optabs.c (prepare_operand): Ditto.
126 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
128 * modulo-sched.c (rest_of_handle_sms): Ditto.
129 * see.c (rest_of_handle_see): Ditto.
130 * ifcvt.c (if_convert): Ditto.
131 (gate_handle_if_after_combine): Replaced no_new_pseudos with
133 * init-regs.c (gate_initialize_regs): Deleted set of
135 * lower-subreg.c (decompose_multiword_subregs): Ditto.
136 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
137 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
139 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
142 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
143 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
144 (*vec_extractv2di_1_rex64): New insn pattern.
146 2007-07-11 David Daney <ddaney@avtrex.com>
148 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
149 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
150 for SIGNAL_UNWIND_RETURN_COLUMN.
151 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
152 (DWARF_FRAME_REGNUM): Rewrite.
153 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
155 2007-07-11 Nick Clifton <nickc@redhat.com>
157 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
158 delta and use gen_int_mode in place of GET_INT instead.
160 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
162 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
165 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
167 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
168 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
170 * params.h (VERIFY_CANONICAL_TYPES): Remove.
171 (USE_CANONICAL_TYPES): New.
172 * doc/invoke.texi (verify-canonical-types): Remove.
173 (use-canonical-types): Add.
175 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
177 * config/spu/spu.c (spu_optimization_options): Remove setting of
178 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
179 (spu_override_options): Move it here.
181 2007-07-11 Richard Sandiford <richard@codesourcery.com>
183 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
184 * config/mips/mips.c (mips_cpu_info_table): Mention
185 MIPS_ISA_LEVEL_SPEC in the comment.
187 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
189 PR tree-optimization/32713
190 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
192 2007-07-11 Paolo Carlini <pcarlini@suse.de>
195 * c-opts.c (c_common_post_options): Do not change flag_complex_method
196 conditional to flag_isoc99.
197 (c_common_init_options): Do it here, unconditionally.
199 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
201 PR tree-optimization/32589
202 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
203 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
204 * tree-ssa-propagate.c (valid_gimple_expression_p): New
205 predicate, extracted from...
206 (set_rhs): ...here. Call it for the expression on entry.
207 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
208 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
209 (simplify_binary_expression): Use valid_gimple_expression_p
210 to validate the simplification.
211 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
213 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
215 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
216 DWARF2_DEBUG on 32 bit target too.
217 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
219 2007-07-11 Nick Clifton <nickc@redhat.com>
221 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
222 version for 64-bit hosts.
224 2007-07-10 David Daney <ddaney@avtrex.com>
226 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
228 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
230 * config/mips/mips.c (mips_expand_synci_loop): New function.
231 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
232 (UNSPEC_RDHWR): Same.
233 (UNSPEC_SYNCI): Same.
235 (clear_cache): New expand.
239 (clear_hazard): Same.
240 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
242 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
243 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
245 2007-07-10 Ian Lance Taylor <iant@google.com>
247 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
250 2007-07-10 David Daney <ddaney@avtrex.com>
252 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
253 * builtins.c (expand_builtin___clear_cache): New function.
254 (expand_builtin): Call expand_builtin___clear_cache for
255 BUILT_IN_CLEAR_CACHE case.
256 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
257 * doc/md.texi (clear_cache): Document new instruction pattern.
258 * testsuite/gcc.dg/builtins-64.c: New test.
260 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
262 * config/cris/cris.md ("movsi"): Fix typo in last change.
264 2007-07-09 Geoffrey Keating <geoffk@apple.com>
267 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
269 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
270 * varasm.c (assemble_start_function): Honor DECL_ALIGN
271 for FUNCTION_DECLs. Don't use align_functions_log if
273 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
274 even for FUNCTION_DECLs.
275 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
277 * tree.h (DECL_ALIGN): Update for new location of 'align'.
278 (DECL_FUNCTION_CODE): Update for new location and name of
280 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
281 (struct tree_decl_common): Move 'align' and 'off_align' out
282 of union, ensure they're still on a 32-bit boundary. Remove
283 other fields in union 'u1'.
284 (struct tree_function_decl): Add field 'function_code' replacing
285 'u1.f' in tree_decl_common.
286 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
287 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
288 (Variable Attributes): Cross-reference 'aligned' attribute
289 to Function Attributes.
290 * flags.h (force_align_functions_log): Delete.
291 * toplev.c (force_align_functions_log): Delete.
293 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
296 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
297 (*vec_concatv2di_rex): New insn pattern.
299 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
302 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
304 2007-07-10 Ian Lance Taylor <iant@google.com>
306 Replace no_new_pseudos in backends.
307 * rtl.h (can_create_pseudo_p): Define.
308 * config/darwin.c (machopic_indirect_data_reference): Use
309 can_create_pseudo_p () instead of no_new_pseudos.
310 (machopic_indirect_data_reference): Likewise.
311 (machopic_legitimize_pic_address): Likewise.
312 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
313 (alpha_emit_set_const_1): Likewise.
314 (alpha_emit_set_const): Likewise.
315 (alpha_emit_conditional_move): Likewise.
316 (alpha_split_conditional_move): Likewise.
317 * config/alpha/alpha.md (various splitters): Likewise.
319 * config/arm/arm.c (legitimize_pic_address): Likewise.
320 (arm_load_pic_register): Likewise.
321 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
322 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
323 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
324 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
325 * config/cris/cris.md (movsi): Likewise.
326 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
327 (symGOTOFF2reg_hilo): Likewise.
328 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
329 * config/h8300/h8300.md (insv, extzv): Likewise.
330 * config/i386/i386.c (ix86_expand_move): Likewise.
331 (ix86_expand_vector_move): Likewise.
332 (ix86_prepare_fp_compare_args): Likewise.
333 (ix86_expand_carry_flag_compare): Likewise.
334 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
335 (tls_dynamic_gnu2_combine_32): Likewise.
336 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
337 * config/ia64/ia64.c (ia64_expand_move): Likewise.
338 (ia64_expand_movxf_movrf): Likewise.
339 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
340 (m32c_split_move): Likewise.
341 (m32c_expand_insv): Likewise.
342 * config/m68k/m68k.md (movsi): Likewise.
343 * config/mips/mips.c (mips_force_temporary): Likewise.
344 (mips_split_symbol): Likewise.
345 (mips_move_integer): Likewise.
346 (mips_legitimize_const_move): Likewise.
347 * config/mn10300/mn10300.md (movsi): Likewise.
348 * config/pa/pa.c (emit_move_sequence): Likewise.
349 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
350 (rs6000_got_register): Likewise.
351 (create_TOC_reference): Likewise.
352 (rs6000_machopic_legitimize_pic_address): Likewise.
353 * config/rs6000/rs6000.md (add<mode>3): Likewise.
354 (various splitters): Likewise.
355 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
356 (movsi_got): Likewise.
357 * config/s390/s390.c (emit_symbolic_move): Likewise.
358 * config/s390/s390.md (movhi, movqi): Likewise.
359 (load_multiple, store_multiple): Likewise.
360 * config/score/score.c (score_force_temporary): Likewise.
361 * config/sh/sh.c (prepare_move_operands): Likewise.
362 (prepare_cbranch_operands): Likewise.
363 (emit_fpu_switch): Likewise.
364 (fpscr_set_from_mem): Likewise.
365 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
366 (adddi3, subsi3): Likewise.
367 (various splitters): Likewise.
368 (divsi_inv_fp_combine): Likewise.
369 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
370 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
372 * config/sh/predicates.md (xor_operand): Likewise.
373 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
374 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
375 (movdi_pic_label_ref): Likewise.
376 * config/spu/spu.c (spu_split_immediate): Likewise.
377 * config/alpha/alpha.md (various splitters): Remove test
378 !no_new_pseudos || reload_completed.
379 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
381 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
382 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
383 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
384 * config/score/score.c (th_output_mi_thunk): Likewise.
385 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
386 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
388 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
390 PR rtl-optimization/32664
391 * mode-switching.c (create_pre_exit): Skip barrier insns.
393 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
395 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
396 force_gimple_operand_bsi.
397 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
398 rewrite_use_compare): Ditto.
399 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
401 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
402 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
403 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
404 * tree-profile.c (prepare_instrumented_value,
405 tree_gen_interval_profiler, tree_gen_pow2_profiler,
406 tree_gen_one_value_profiler, tree_gen_ic_profiler,
407 tree_gen_ic_func_profiler, tree_gen_average_profiler,
408 tree_gen_ior_profiler): Ditto.
409 * tree-ssa-reassoc.c (negate_value): Ditto.
410 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
411 Use force_gimple_operand_bsi.
412 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
413 * tree-if-conv.c (add_to_dst_predicate_list,
414 find_phi_replacement_condition): Ditto.
415 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
416 Call mark_symbols_for_renaming for new statements.
417 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
419 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
421 * cfghooks.c (remove_edge): New function.
422 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
424 * cfghooks.h (remove_edge): Declare.
425 * cfg.c (remove_edge): Renamed to remove_edge_raw.
426 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
428 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
430 * optabs.h: Added declaration for signbit_optab.
431 * optabs.c: (init_optabs): Added initialization for signbit_optab.
432 * genoptinit.c (optabs): Added entry for signbit insns.
433 * builtins.c (expand_builtin_signbit): Added code to use a signbit
435 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
436 * config/s390/s390.md (signbit<mode>2): New expander.
438 2007-07-09 Richard Guenther <rguenther@suse.de>
441 * fold-const.c (fold_plusminus_mult_expr): Move constant
442 arguments second to allow decomposing.
444 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
447 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
449 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
450 Disregard DECL_FROM_INLINE.
452 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
455 * doc/invoke.texi: Add ftree-reassoc flag.
456 * common.opt (ftree-reassoc): New flag.
457 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
458 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
460 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
462 PR tree-optimization/32681
463 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
464 saved in second_edge->aux when first_bb is a loop header.
466 2007-07-09 Jan HUbicka <jh@suse.cz>
468 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
470 2007-07-09 Richard Guenther <rguenther@suse.de>
472 * c-decl.c (start_function): Do not promote return type.
474 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
476 * function.c (do_warn_unused_parameter): Do not warn if
477 TREE_NO_WARNING is set.
479 2007-07-08 Andreas Schwab <schwab@suse.de>
481 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
483 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
486 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
488 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
489 apply to assembly language, too.
490 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
492 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
494 Revert (note the sccvn portions are *not* reverted)
495 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
497 Fix PR tree-optimization/23488
499 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
501 * tree-flow-inline.h (get_value_handle): Ditto.
502 * tree-ssa-pre.c (decl_vh_map): New.
503 (decl_node_pool): New.
504 (can_value_number_operation): Support DECL_P.
505 (can_PRE_operation): Ditto.
506 (create_expression_by_pieces): Ditto.
507 (find_existing_value_expr): Modify to differnetiate between
508 addressing and top level.
509 (create_value_handle_for_expr): Handle DECL's.
510 (poolify_tree): Ditto.
511 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
512 (make_values_for_stmt): Handle DECL's properly.
513 (init_pre): Reorg to not init useless things during FRE.
515 * tree-flow.h: Include pointer-set.h.
516 (decl_vh_map): Declare.
517 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
519 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
521 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
522 the constraint description.
523 * doc/md.texi: Update documentation of AVR constraints.
525 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
527 * auto-inc-dec.c, config/arm/arm.c,
528 config/m32r/constraints.md, config/mips/mips.md,
529 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
530 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
531 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
532 typos. Follow spelling conventions.
533 * doc/invoke.texi, doc/rtl.texi: Fix typos.
535 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
536 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
538 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
539 realloc_vuse): Remove.
540 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
543 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
545 Fix PR tree-optimization/23488
547 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
548 (try_to_simplify): Ditto.
550 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
552 * tree-flow-inline.h (get_value_handle): Ditto.
553 * tree-ssa-pre.c (decl_vh_map): New.
554 (decl_node_pool): New.
555 (can_value_number_operation): Support DECL_P.
556 (can_PRE_operation): Ditto.
557 (create_expression_by_pieces): Ditto.
558 (find_existing_value_expr): Modify to differnetiate between
559 addressing and top level.
560 (create_value_handle_for_expr): Handle DECL's.
561 (poolify_tree): Ditto.
562 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
563 (make_values_for_stmt): Handle DECL's properly.
564 (init_pre): Reorg to not init useless things during FRE.
566 * tree-flow.h: Include pointer-set.h.
567 (decl_vh_map): Declare.
568 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
570 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
572 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
573 apply to assembly language, too.
574 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
576 2007-07-06 Ian Lance Taylor <iant@google.com>
577 Zack Weinberg <zackw@panix.com>
580 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
582 2007-07-06 Richard Sandiford <richard@codesourcery.com>
584 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
585 (prefetch): Likewise if "pref" would be used.
587 2007-07-06 Josh Conner <jconner@apple.com>
591 * calls.c (store_one_arg): Handle arguments which are partially
592 on the stack when detecting argument overlap.
594 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
596 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
597 chosen during find_reloads.
599 2007-07-06 Richard Guenther <rguenther@suse.de>
601 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
602 TYPE_ARG_TYPES for verification of argument types. Use
603 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
604 parameters as variable arguments.
606 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
608 * libgcc2.h (word_type): Type definition removed.
609 (cmp_return_type, shift_count_type): Type definitions added.
610 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
611 replaced with shift_count_type.
612 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
614 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
615 changed from word_type to Wtype.
616 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
617 replaced with shift_count_type.
618 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
620 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
621 and libgcc_shift_count attribute added.
622 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
623 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
624 (TARGET_INITIALIZER): New target hooks added.
625 * targhooks.c (default_libgcc_cmp_return_mode,
626 default_libgcc_shift_count_mode): Default implementations for the new
628 * targhooks.h (default_libgcc_cmp_return_mode,
629 default_libgcc_shift_count_mode): Function prototypes added.
630 * target.h (struct gcc_target): Fields for the new target hooks added.
631 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
633 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
636 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
637 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
639 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
640 s390_libgcc_shift_count_mode): Functions added.
641 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
642 Target hooks defined.
644 2007-07-06 Richard Sandiford <richard@codesourcery.com>
646 * config/mips/mips.c (compute_frame_size): Restore the original
647 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
648 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
649 Document why the difference is needed.
651 2007-07-06 Richard Guenther <rguenther@suse.de>
653 * c-common.c (boolean_increment): Use correctly typed
656 2007-07-06 Richard Sandiford <richard@codesourcery.com>
658 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
659 the topmost argument register is not also included in the save mask.
660 (mips16e_collect_argument_save_p): Take a pointer to the argument
661 register, rather than a pointer to the number of arguments.
662 (mips16e_collect_argument_saves): Only include argument saves
663 that aren't in the register mask.
665 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
667 PR rtl-optimization/32450
668 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
669 to ensure that instructions are not moved into the prologue when
670 profiling is on. Remove unused prologue_end variable.
671 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
672 as a scheduling barrier.
674 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
677 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
678 Disregard DECL_FROM_INLINE.
680 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
682 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
683 IORing with a constant.
685 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
687 PR rtl-optimization/32475
688 * df-scan.c (df_def_record_1): Add a use of the stack pointer
689 for every definition of the stack pointer.
691 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
693 * arm.c (vfp3_const_double_index): Copy signed results of
694 REAL_VALUE_TO_INT into unsigned vars.
696 2007-07-05 Richard Guenther <rguenther@suse.de>
699 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
701 * tree-ssa.c (useless_type_conversion_p): Check canonical
704 2007-07-05 Anatoly Sokolov <aesok@post.ru>
706 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
707 zero_extendhisi2): Change to define_insn_and_split.
708 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
710 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
712 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
713 pass_match_asm_constraints): New.
714 * passes.c (init_optimization_passes): Add new pass.
715 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
716 * function.h (struct function): Add has_asm_statement bit.
717 (current_function_has_asm_statement): New.
718 * tree-pass.h (pass_match_asm_constraints): New.
720 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
722 * config/mips/mips.c (mips_file_start): Avoid declaration
725 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
727 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
729 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
731 * rtl.def (NOTE): Change print format string to print
732 operand 5 as a note insn name.
734 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
735 David Ung <davidu@mips.com>
737 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
738 * doc/invoke.texi: (MIPS Options): Document them.
740 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
741 David Ung <davidu@mips.com>
743 Add support for SmartMIPS ASE.
745 * optabs.c (expand_binop_directly): New, broken out from...
746 (expand_binop): Here. Make it try rotating in the other
747 direction even when the second operand isn't constant.
748 * config/mips/mips.md (*lwxs): New.
749 * config/mips/mips.opt (msmartmips): New.
750 * config/mips/mips.c (mips_lwxs_address_p): New.
751 (mips_rtx_costs): Make it recognize scaled indexed addressing.
752 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
753 __mips_smartmips when compiling for TARGET_SMARTMIPS.
754 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
756 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
757 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
758 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
759 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
760 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
761 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
762 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
764 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
766 * tree-vectorizer.c (new_loop_vec_info): Initialize
767 LOOP_VINFO_COST_MODEL_MIN_ITERS.
768 * tree-vectorizer.h (_loop_vec_info): Added new filed
769 min_profitable_iters.
770 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
771 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
772 * tree-vect-analyze.c (vect_analyze_operations): Set
773 LOOP_VINFO_COST_MODEL_MIN_ITERS.
774 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
775 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
776 Fix calculation of peel_iters_prologue. Move consideration of epilogue
777 and prologue cost to after they are computed.
778 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
780 (vect_model_simple_cost): Takes additional argument dt. Consider cost
781 of creating vectors from scalars according to dt.
782 (vect_model_store_cost): Likewise.
783 (vectorizable_call): Use dt array instead of scalar dt. Call
784 vect_model_simple_cost with additional argument dt.
785 (vectorizable_assignment): Likewise.
786 (vectorizable_operation): Likewise.
787 (vectorizable_type_demotion): Likewise.
788 (vectorizable_type_promotion): Likewise.
789 (vectorizable_store): Use dt array instead of scalar dt. Call
790 vect_model_store_cost with additional argument dt.
791 (vect_do_peeling_for_loop_bound): Don't call
792 vect_estimate_min_profitable_iters. Instead, lookup
793 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
794 "may not be profitable".
796 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
799 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
800 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
801 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
802 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
804 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
806 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
807 addressing modes cheaper.
809 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
811 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
812 (dw_ranges_struct): Rename block_num to num. Adjust.
813 (dw_ranges_by_label_struct): New.
814 (ranges_by_label, ranges_by_label_allocated,
815 ranges_by_label_in_use): New variables.
816 (add_ranges_num): Factored most of the code out of...
817 (add_ranges): ... this one. Rewrite in terms of the former.
818 (add_ranges_by_labels): New.
819 (output_ranges): Output by-label ranges.
820 (dwarf2out_finish): Output range for multiple-section
821 compile_unit. Output standard DW_AT_low_pc in addition to
822 unexpected DW_AT_entry_pc.
824 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
826 PR tree-optimization/32604
827 PR tree-optimization/32606
829 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
830 (compute_antic_safe): Removed.
831 (ANTIC_SAFE_LOADS): Ditto.
832 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
833 (execute_pre): Don't call compute_antic_safe.
834 (vuse_equiv): New function.
835 (make_values_for_stmt): Use it
836 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
839 2007-07-04 Anatoly Sokolov <aesok@post.ru>
842 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
844 (avr_attribute_table): Make "naked" attribute apply to function types
845 rather than to decls.
846 (avr_handle_fntype_attribute): New function.
848 2007-07-04 Joseph Myers <joseph@codesourcery.com>
850 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
853 2007-07-04 David Ung <davidu@mips.com>
854 Joseph Myers <joseph@codesourcery.com>
856 * config/mips/mips.md (type): Add logical, signext and move.
857 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
858 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
859 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
860 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
861 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
862 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
863 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
864 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
865 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
866 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
867 movv2sf_hardfloat_64bit): Use the new types.
868 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
869 *movdf_softfloat, *movdf_mips16): Use "multi".
870 (extendqihi2): Replace with a define_expand.
871 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
872 Based on extend<SHORT:mode><GPR:mode>2 patterns.
873 * config/mips/74k.md (r74k_int_logical): New reservation and
875 (r74k_int_arith): Remove "slt".
876 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
877 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
878 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
879 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
880 reservations for "arith".
882 2007-07-04 Richard Guenther <rguenther@suse.de>
884 * tree-ssa.c (useless_type_conversion_p): Add handling for
885 scalar float and vector types. Only call the types_compatible_p
886 langhook for aggregate types as last resort. Follow the
889 2007-07-04 Richard Guenther <rguenther@suse.de>
891 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
892 the same as NOP_EXPR.
894 2007-07-04 Nick Clifton <nickc@redhat.com>
896 * target.h (struct gcc_target): Add target_help field.
897 * target-def.h (TARGET_HELP): New.
898 (TARGET_INITIALIZER): Use TARGET_HELP.
899 * opts.c (command_handle_option): Invoke target_help function, if
900 defined, when the user has specified --target-help on the command
902 * doc/invoke.texi: Mention that --target-help might print
903 additional information.
904 * doc/tm.texi: Document TARGET_HELP hook.
906 * arm.c (TARGET_HELP): Override default definition.
907 (arm_target_help): New - display a wrapped list of cores and
908 architectures supported.
910 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
912 * config/gcc/v850/v850.c (expand_prologue): Make sure
913 GEN_INT() argument is sign extended rather than zero extended.
914 (expand_epilogue): Likewise.
915 (output_move_double): Delete.
916 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
917 * config/gcc/v850/v850.md (movdi): Delete.
918 (*movdi_internal): Delete.
920 (*movdf_internal): Delete.
922 2007-07-04 Richard Sandiford <richard@codesourcery.com>
924 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
925 unless compiling RTP PIC.
927 2007-07-04 Richard Guenther <rguenther@suse.de>
929 PR tree-optimization/32482
930 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
931 original ssa name if we didn't find a shift expression.
932 Fix shift constant for bit zero test.
934 2007-07-04 Richard Sandiford <richard@codesourcery.com>
936 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
938 2007-07-04 Richard Sandiford <richard@codesourcery.com>
940 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
941 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
942 * config/arm/vxworks.h (ASM_SPEC): Delete.
943 (SUBTARGET_EXTRA_ASM_SPEC): Define.
945 2007-07-04 Sebastian Pop <sebpop@gmail.com>
947 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
948 (DDR_REVERSED_P): New.
949 * tree-data-ref.c (initialize_data_dependence_relation,
950 build_classic_dist_vector): Set DDR_REVERSED_P.
952 2007-07-04 Sebastian Pop <sebpop@gmail.com>
955 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
956 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
957 init_omega_for_ddr_1): Use non conservative number of iterations
959 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
960 (analyze_siv_subscript): Remove FIXME and reinitialization of
961 last_conflicts to chrec_dont_know.
962 * testsuite/gfortran.dg/vect/pr32457.f90: New.
964 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
966 * tree.c (maybe_canonicalize_argtypes): Improve description.
968 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
970 * tree.c (maybe_canonicalize_argtypes): New.
971 (build_function_type): Set canonical type.
972 (build_method_type_directly): Ditto.
973 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
976 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
978 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
980 (rewrite_use_nonlinear_expr): Likewise.
982 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
984 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
986 2007-07-04 Ben Elliston <bje@au.ibm.com>
988 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
991 * c-objc-common.c (c_types_compatible_p): Fix indentation.
993 * doc/tm.texi (Run-time Target): Capitalise "CPU".
994 (Exception Handling): Likewise.
996 2007-07-03 Jan Hubicka <jh@suse.cz>
998 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1000 2007-07-03 Eric Christopher <echristo@apple.com>
1002 * doc/cppopts.texi: Add conflicting option note to -dM.
1003 * doc/invoke.texi: Add note about possible conflicts with
1004 -E for -dCHARS and note that -dM will not produce
1005 any results if there is no machine dependent reorg.
1007 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1009 * tree.h (DECL_ALIGN): Back out previous change.
1011 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1013 * configure.ac: Test for .dtprelword support on MIPS.
1014 * configure, config.in: Regenerate.
1015 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1016 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1018 2007-07-03 Julian Brown <julian@codesourcery.com>
1020 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1021 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1022 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1023 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1025 (all_fpus): Add FPUTYPE_VFP3.
1026 (fp_model_for_fpu): Add VFPv3 field.
1027 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1028 (vfp3_const_double_index): New function. Return integer index of
1029 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1031 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1032 and argument represents a valid RTX for a VFPv3 constant.
1033 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1035 (vfp_emit_fstmd): Similar, for fstmd.
1036 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1037 constants, represented as integer indices.
1038 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1039 VFP_REGNO_OK_FOR_DOUBLE macros.
1040 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1041 (arm_file_start): Set float-abi attribute for VFPv3, and output
1042 correct ".fpu" assembler directive.
1043 (arm_dbx_register_numbering): Add FIXME.
1044 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1045 (fputype): Add FPUTYPE_VFP3.
1046 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1047 (CALL_USED_REGISTERS): Likewise.
1048 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1049 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1050 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1051 (D7_VFP_REGNUM): New.
1052 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1053 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1054 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1055 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1056 (REG_ALLOC_ORDER): Adjust for VFPv3.
1057 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1058 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1059 VFP_LO_REGS, VFP_HI_REGS.
1060 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1061 (IS_VFP_CLASS): Define macro.
1062 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1064 (REGISTER_MOVE_COST): Likewise.
1065 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1066 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1067 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1068 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1069 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1070 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1071 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1072 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1073 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1074 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1075 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1076 where appropriate for single-word registers.
1077 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1078 As above. Fix type attributes.
1079 * config/arm/constraints.md (register_contraint "t"): Define.
1080 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1082 (register_constraint "x"): Define.
1083 (constraint "Dv"): Define.
1085 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1087 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1089 2007-07-03 Tom Tromey <tromey@redhat.com>
1091 * c-parser.c (objc_pq_context): Removed.
1092 (objc_need_raw_identifier): Likewise.
1093 (c_parser) <objc_pq_context>: New field.
1094 <objc_need_raw_identifier>: Likewise.
1095 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1096 (c_lex_one_token): Update.
1097 (c_parser_objc_protocol_definition): Update.
1098 (c_parser_objc_method_definition): Update.
1099 (c_parser_objc_methodproto): Update.
1100 (c_parser_declspecs): Update.
1102 2007-07-03 David Ung <davidu@mips.com>
1104 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1106 2007-07-03 David Ung <davidu@mips.com>
1107 Richard Sandiford <richard@codesourcery.com>
1109 * doc/invoke.texi: Document -march=74kf3_2.
1110 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1111 (TUNE_74K): Check for it.
1112 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1113 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1114 * config/mips/mips.md (cpu): Add 74kf3_2.
1115 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1116 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1117 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1118 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1119 74kf3_2 to the CPU list.
1120 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1121 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1122 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1123 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1124 (r74kf3_2_fxfer_from_c1): New insn reservations.
1126 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1127 David Ung <davidu@mips.com>
1129 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1130 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1131 and 74k[fx]. Document aliases for the new options.
1132 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1133 (PROCESSOR_24KF2_1): ...this.
1134 (PROCESSOR_24KX): Rename to...
1135 (PROCESSOR_24KF1_1): ...this.
1136 (PROCESSOR_74KF): Rename to...
1137 (PROCESSOR_74KF2_1): ...this.
1138 (PROCESSOR_74KX): Rename to...
1139 (PROCESSOR_74KF1_1): ...this.
1140 (TUNE_74K): Update PROCESSOR_* names.
1141 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1142 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1143 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1144 (mips_rtx_cost_data): Update processor names in comments.
1145 (mips_issue_rate): Update PROCESSOR_* names.
1146 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1147 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1148 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1149 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1150 Update cpu attribute names.
1151 (r24k_fpu_iss): Rename this reservation to...
1152 (r24kf2_1_fpu_iss): ...this and update all uses.
1153 (r24kx_fpu_iss): Rename this reservation to...
1154 (r24kf1_1_fpu_iss): ...this and update all uses.
1155 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1156 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1157 Update cpu attribute names.
1159 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1161 * config/m32r/constraints.md: New file.
1162 * config/m32r/m32r.c: Include tm-constrs.h.
1163 (small_data_operand): Use satisfies_constraint_* instead of macro.
1164 (addr24_operand, gen_compare): Likewise.
1165 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1166 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1167 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1168 EXTRA_CONSTRAINT): Likewise.
1169 * config/m32r/m32r.md: Include constraints.md.
1170 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1171 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1172 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1173 (two_insn_const_operand, int8_operand, uint16_operand,
1174 reg_or_int16_operand, reg_or_uint16_operand,
1175 reg_or_cmp_int16_operand, cmp_int16_operand,
1176 seth_add3_operand): Likewise.
1178 2007-07-03 Eric Christopher <echristo@gmail.com>
1180 * libgcc2.h: Conditionally declare __bswapsi2 and
1183 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1185 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1188 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1191 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1192 (__gthrw_pragma): Provide default definition.
1194 * gthr-posix.c (__gthrw_pragma): Define.
1196 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1198 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1199 before declaring inequality.
1201 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1203 * combine.c (recog_for_combine): Log the success or failure of
1204 matching new insn patterns against the machine description in
1207 2007-07-03 Revital Eres <eres@il.ibm.com>
1209 * ddg.c (print_sccs): New function.
1210 (check_sccs): New function.
1211 (create_ddg_all_sccs): Use it.
1212 * ddg.h (print_sccs): Declare.
1213 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1215 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1217 * targhooks.h (default_mode_for_suffix): New function declaration.
1218 * targhooks.c (default_mode_for_suffix): New default target hook.
1219 * target.h (struct c): New structure in the targetm struct.
1220 (mode_for_suffix): New target hook as part of struct c.
1221 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1222 default_mode_for_suffix.
1223 (TARGET_C): New define.
1224 * c-lex.c: Include "target.h".
1225 (interpret_float): Use targetm.c.mode_for_suffix to determine
1226 the mode for a given non-standard suffix.
1227 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1229 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1230 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1232 * doc/extend.texi (Floating Types): New node. Document __float80 and
1233 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1235 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1238 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1239 predicate instead of target_operand.
1240 (divsi3_i1_media, divsi3_media_2): Likewise.
1242 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1244 * tree.h (alias_sets_might_conflict_p): Rename into
1245 alias_sets_must_conflict_p.
1246 * alias.c (alias_sets_might_conflict_p): Likewise.
1247 (alias_sets_conflict_p): Use it.
1248 (objects_must_conflict_p): Likewise.
1249 * c-common.c (strict_aliasing_warning): Adjust.
1251 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1253 * rtlhooks.c (gen_lowpart_if_possible): Check for
1254 invalid subreg before calling gen_lowpart_SUBREG.
1256 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1258 * config/darwin9.h: Add copyright notice.
1259 (LINK_COMMAND_SPEC): Add comment.
1260 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1261 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1262 DARWIN_LIBSYSTEM_HAS_UNWIND.
1264 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1267 * omp-low.c (check_combined_parallel): New function.
1268 (lower_omp_parallel): Call it via walk_stmts, set
1269 OMP_PARALLEL_COMBINED if appropriate.
1270 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1271 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1272 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1273 don't consider it as combined parallel.
1275 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1277 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1278 (gcc_tooldir): Likewise.
1279 * configure: Regenerate.
1280 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1281 old configure.ac gcc_tooldir setting.
1282 (prefix_to_exec_prefix): New variable.
1283 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1284 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1286 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1288 Fix PR tree-optimization/32583
1289 Fix PR tree-optimization/32584
1290 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1291 (phi_translate_set): Use phi_translate directly now.
1292 (make_values_for_stmt): Don't value number RHS if we already know
1295 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1296 Jim Wilson <wilson@specifix.com>
1299 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1302 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1303 Richard Sandiford <richard@codesourcery.com>
1304 Nigel Stephens <nigel@mips.com>
1306 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1307 (mips16e_output_save_restore): Declare.
1308 (mips16e_save_restore_pattern_p): Likewise.
1309 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1310 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1311 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1312 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1313 (BITSET_P): New global macro, extracted from...
1314 (mips_for_each_saved_reg): ...here.
1315 (mips16e_save_restore_info): New struct.
1316 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1317 (mips16e_save_restore_regs): New variable.
1318 (mips_split_plus, mips16e_find_first_register): New functions.
1319 (mips16e_mask_registers): New function.
1320 (compute_frame_size): Expand the commentary before the function.
1321 Enforce the MIPS16e save and restore register range restrictions.
1322 Pad the general register save area at the low end.
1323 (mips16e_save_restore_reg, mips16e_build_save_restore)
1324 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1325 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1326 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1328 (mips_expand_prologue, mips_expand_epilogue): Handle
1329 GENERATE_MIPS16E_SAVE_RESTORE.
1330 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1332 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1334 PR tree-optimization/31966
1335 PR tree-optimization/32533
1336 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1337 "basic_block" description as its third argument. Update function
1338 calls to get destination bb from "edge" argument. Save "cond" into
1339 aux field of the edge. Update prototype for changed arguments.
1340 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1342 (find_phi_replacement_condition): Operate on incoming edges, not
1343 on predecessor blocks. If there is a condition saved in the
1344 incoming edge aux field, AND it with incoming bb predicate.
1345 Return source bb of the first edge.
1346 (clean_predicate_lists): Clean aux field of outgoing node edges.
1347 (tree_if_conversion): Do not initialize cond variable. Move
1348 variable declaration into the loop.
1349 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1350 initializations of new_stmt, arg0 and arg1 variables.
1352 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1354 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1355 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1357 2007-07-02 Richard Guenther <rguenther@suse.de>
1359 * tree-ssa.c (useless_type_conversion_p): Document
1360 future intent as defining the middle-end type system.
1361 Re-structure to call langhook last, group by type class,
1362 mark questionable parts.
1364 2007-07-02 Richard Guenther <rguenther@suse.de>
1366 * tree-flow.h (types_compatible_p): Declare.
1367 * tree-ssa.c (types_compatible_p): New function.
1368 * ipa-type-escape.c (discover_unique_type): Use
1369 types_compatible_p instead of lang_hooks.types_compatible_p.
1370 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1371 * tree-vn.c (expressions_equal_p): Likewise.
1372 * tree.c (fields_compatible_p): Likewise.
1373 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1374 (cprop_operand): Use useless_type_conversion_p instead of
1375 lang_hooks.types_compatible_p.
1376 * tree-inline.c (setup_one_parameter): Likewise.
1377 (declare_return_variable): Likewise.
1378 * tree-nrv.c (tree_nrv): Likewise.
1379 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1380 (maybe_fold_offset_to_component_ref): Likewise.
1381 (maybe_fold_offset_to_reference): Likewise.
1382 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1383 (merge_alias_info): Likewise.
1384 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1385 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1386 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1387 * tree-tailcall.c (find_tail_calls): Likewise.
1388 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1389 * gimplify.c (canonicalize_addr_expr): Likewise.
1390 (fold_indirect_ref_rhs): Likewise.
1391 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1392 (cpt_same_type): Likewise.
1393 (check_pointer_types_r): Swap parameters to cpt_same_type
1395 * fold-const.c (fold_convert): Revert fix for PR15988.
1396 * tree-inline.c (setup_one_parameter): Instead fix it here by
1397 using fold_build1 instead of fold_convert and checking for
1398 error_mark_node. Convert only if the conversion is necessary.
1400 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1402 * configure.ac: Check for .gnu_attribute on Power.
1403 * configure: Regenerate.
1404 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1405 attribute for floating-point ABI.
1407 2007-07-02 Ira Rosen <irar@il.ibm.com>
1409 PR tree-optimization/32230
1410 PR tree-optimization/32477
1411 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1412 address is a constant.
1414 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1416 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1417 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1418 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1419 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1420 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1421 64-bit targets. Add support for *-elfoabi*.
1422 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1423 different settings if $(tm_defines) does not select the EABI.
1424 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1425 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1426 (MIPS_ARCH_OPTION_SPEC): Likewise.
1427 (MIPS_ISA_LEVEL_SPEC): Likewise.
1428 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1429 * config/mips/elfoabi.h: New file.
1431 2007-07-02 Richard Guenther <rguenther@suse.de>
1433 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1434 (useless_type_conversion_p): ... this.
1435 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1436 (useless_type_conversion_p): ... this.
1437 * builtins.c (fold_builtin_memory_op): Rename
1438 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1439 * tree-cfg.c (verify_expr): Likewise.
1440 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1441 * tree-ssa-ccp.c (ccp_fold): Likewise.
1442 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1443 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1444 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1445 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1446 * tree-ssa-pre.c (eliminate): Likewise.
1447 * tree-ssa.c (delete_tree_ssa): Likewise.
1448 (tree_ssa_useless_type_conversion): Likewise.
1449 * tree.c (build2_stat): Likewise.
1451 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1453 Fix PR tree-optimization/32571
1454 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1457 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1459 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1460 and other expected operations explicitly, change default to
1463 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1465 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1467 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1468 (tls_load_dot_plus_eight): Move the label number into the unspec.
1469 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1471 2007-07-01 Andreas Schwab <schwab@suse.de>
1473 * dwarf2out.c (initial_return_save): Define only if used.
1475 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1477 Unreverting Richard's Revert of:
1479 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1481 * dce.c (deletable_insn_p_1): New function, split out from...
1482 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1483 specially, not those inside PARALLELs. Remove BODY argument
1484 and adjust recursive call accordingly.
1485 (prescan_insns_for_dce): Update call to delete_insn_p.
1487 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1488 Revital Eres <eres@il.ibm.com>
1490 * ddg.c (create_ddg_all_sccs): Fix missed
1491 initialization of scc_nodes.
1493 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1496 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1497 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1499 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1501 * configure.ac: Check for .gnu_attribute on MIPS.
1502 * configure, config.in: Regenerate.
1503 * config/mips/mips.c (mips_file_start): If supported, output
1504 attribute for floating-point ABI.
1506 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1509 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1510 (ffs_cmove): New expander to expand using ctz pattern.
1511 (*ffs_cmove): Remove pattern.
1512 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1513 (ffsdi2): Expand using ctz pattern.
1514 (*ffs_rex64): Remove pattern.
1516 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1518 PR rtl-optimization/32296
1519 * pa.md (return): Delete pattern.
1520 (return_internal): Remove "(const_int 1)" from pattern.
1521 (epilogue): Use return_internal pattern for trivial returns.
1522 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1523 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1525 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1527 * tree-ssa-pre.c (is_exception_related): New function
1528 (can_value_number_operation): Use it.
1530 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1532 Fix PR tree-optimization/32540
1533 Fix PR tree-optimization/31651
1535 * tree-ssa-sccvn.c: New file.
1537 * tree-ssa-sccvn.h: Ditto.
1539 * tree-vn.c: Include tree-ssa-sccvn.h
1540 (val_expr_paid_d): Removed.
1541 (value_table): Ditto.
1542 (vn_compute): Ditto.
1543 (val_expr_pair_hash): Ditto.
1544 (val_expr_pair_expr_eq): Ditto.
1545 (copy_vuses_from_stmt): Ditto.
1548 (shared_vuses_from_stmt): Ditto.
1549 (print_creation_to_file): Moved up.
1550 (sort_vuses): Ditto.
1551 (sort_vuses_heap): Ditto.
1552 (set_value_handle): Make non-static.
1553 (make_value_handle): Ditto.
1554 (vn_add): Rewritten to use sccvn lookups.
1555 (vn_add_with_vuses): Ditto.
1556 (vn_lookup): Ditto (and second argument removed).
1557 (vn_lookup_with_vuses): Ditto.
1558 (vn_lookup_or_add): Ditto (and second argument removed);
1559 (vn_lookup_or_add_with_vuses): Ditto.
1560 (vn_lookup_with_stmt): New.
1561 (vn_lookup_or_add_with_stmt): Ditto.
1562 (create_value_handle_for_expr): Ditto.
1564 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1565 (seen_during_translate): New function.
1566 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1567 (phi_trans_add): Ditto.
1568 (constant_expr_p): FIELD_DECL is always constant.
1569 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1570 Use constant_expr_p.
1571 Avoid infinite recursion on mutually valued expressions.
1572 Change callers of vn_lookup_or_add.
1573 (phi_translate): New function.
1574 (compute_antic_safe): Allow phi nodes.
1575 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1576 (find_or_generate_expression): Rewrite slightly.
1577 (create_expression_by_pieces): Updated for vn_lookup_or_add
1579 Update VN_INFO for new names.
1580 (insert_into_preds_of_block): Update for new names.
1581 (add_to_exp_gen): New function.
1582 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1583 (find_existing_value_expr): Rewrite to changed vn_lookup.
1584 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1585 (try_look_through_load): Removed.
1586 (try_combine_conversion): Ditto.
1587 (get_sccvn_value): New function.
1588 (make_values_for_phi): Ditto.
1589 (make_values_for_stmt): Ditto.
1590 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1592 (init_pre): Update for SCCVN changes.
1594 (execute_pre): Ditto.
1596 * tree-flow.h (make_value_handle): Declare.
1597 (set_value_handle): Ditto.
1598 (sort_vuses_heap): Ditto.
1599 (vn_lookup_or_add_with_stmt): Ditto.
1600 (vn_lookup_with_stmt): Ditto.
1601 (vn_compute): Remove.
1604 (vn_lookup): Update arguments.
1606 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1608 (tree-ssa-sccvn.o): New.
1609 (OBJS-common): Add tree-ssa-sccvn.o
1611 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1614 * c-typeck.c (build_external_ref): Don't mark as used if called
1616 * calls.c (rtx_for_function_call): Likewise.
1618 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1622 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1624 * dce.c (deletable_insn_p_1): New function, split out from...
1625 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1626 specially, not those inside PARALLELs. Remove BODY argument
1627 and adjust recursive call accordingly.
1628 (prescan_insns_for_dce): Update call to delete_insn_p.
1630 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1632 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1633 (try_combine): Move potential calls to undo_all() so they happen
1634 before we commit to using the combined insns.
1636 2006-06-30 Jan Hubicka <jh@suse.cz>
1638 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1641 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1643 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1644 (cgraph_remove_unreachable_nodes): Likewise.
1645 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1646 * ipa-inline.c (update_caller_keys): Cast according to the coding
1648 (cgraph_decide_recursive_inlining): Likewise.
1649 (cgraph_decide_inlining_of_small_function): Likewise.
1650 (try_inline): Likewise.
1651 (cgraph_decide_inlining_incrementally): Likewise.
1652 * ipa-pure-const.c (get_function_state): Likewise.
1653 (scan_function): Likewise.
1654 (analyze_function): Likewise.
1655 (static_execute): Likewise.
1656 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1657 (merge_callee_local_info): Likewise.
1658 (analyze_function): Use type safe memory macros.
1659 (static_execute): Likewise. Cast according to the coding conventions.
1660 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1662 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1664 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1665 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1668 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1671 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1672 for complex modes (both int and real).
1674 2007-06-29 Jan Hubicka <jh@suse.cz>
1676 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1678 2007-06-29 Jan Hubicka <jh@suse.cz>
1681 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1684 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1687 * config/avr/avr.c: Include dataflow header file.
1688 (expand_prologue): Adjust for prologue insn change.
1689 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1692 2007-06-29 Richard Guenther <rguenther@suse.de>
1695 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1696 during type verification.
1698 2007-06-29 Jan Hubicka <jh@suse.cz>
1700 * recog.c (validate_change_rtx_1): Unshare TO argument.
1702 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1704 PR tree-optimization/24659
1705 * tree-vect-transform.c (vectorizable_call): Handle
1706 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1708 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1709 * config/i386/i386.c (enum ix86_builtins)
1710 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1711 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1713 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1714 const using def_builtin_const.
1715 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1716 input operands in the same modes as the result.
1717 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1719 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1721 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1722 (df_set_dead_notes_for_mw): Likewise.
1724 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1726 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1728 2007-06-28 DJ Delorie <dj@redhat.com>
1730 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1732 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1734 * doc/invoke.texi (C++ Dialect Options): Document
1735 fvisibility-ms-compat.
1736 * c.opt (fvisibility-ms-compat): New.
1738 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1741 * tree-affine.c (aff_combination_add_elt): Handle
1742 pointer addition specially.
1744 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1746 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1747 decl is non-external for AIX ABI.
1749 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1751 * config/rs6000/predicates.md (current_file_function_operand):
1752 Ensure the symbol is non-external for AIX ABI.
1754 2007-06-28 Nick Clifton <nickc@redhat.com>
1756 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1757 (fdce, fdse, fpredictive-commoning): Likewise.
1759 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1762 * gcc.c (process_command): Recognize the new -static-libgfortran
1765 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1768 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1769 Use a call clobbered hard reg instead of a pseudo reg.
1771 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1773 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1775 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1778 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1779 REG_LIBCALL and REG_RETVAL notes.
1780 (divsi3, mulsi3): Likewise.
1781 (mulhisi3): Likewise. Use emit_libcall_block.
1782 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1784 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1786 PR rtl-optimization/32481
1787 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1789 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1791 * dce.c (deletable_insn_p_1): New function, split out from...
1792 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1793 specially, not those inside PARALLELs. Remove BODY argument
1794 and adjust recursive call accordingly.
1795 (prescan_insns_for_dce): Update call to delete_insn_p.
1797 2007-06-27 Richard Guenther <rguenther@suse.de>
1800 * tree.h (fold_convertible_p): Declare.
1801 * fold-const.c (fold_convertible_p): New function.
1802 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1803 instead of lang_hooks.types_compatible_p.
1805 2007-06-26 Jan Hubicka <jh@suse.cz>
1807 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1808 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1809 early use validate_unshare_change.
1810 (reload_combine): Likewise.
1811 * recog.c (change_t): New field unshare.
1812 (validate_change_1): Rename from validate_change; add argument unshare.
1813 (validate_change): Turn into wrapper of validate_change_1; update
1814 prototype for bools.
1815 (validate_unshare_change): New.
1816 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1817 calls of df_insn_rescan.
1818 * recog.h (validate_change): Replace ints by bools.
1819 (validate_unshare_change): Declare.
1821 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1823 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1825 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1827 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1829 2007-06-25 Jan Hubicka <jh@suse.cz>
1831 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1833 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1834 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1835 places other call site specific checks are performed.
1837 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1840 * tree-vect-transform.c (vectorizable_operation): Convert
1841 POINTER_PLUS_EXPR over to PLUS_EXPR.
1843 2007-06-25 Chao-ying Fu <fu@mips.com>
1845 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1846 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1847 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1848 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1850 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1851 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1852 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1853 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1854 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1855 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1856 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1857 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1858 ALL_FIXED_POINT_MODE_P): New define.
1859 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1861 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1863 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1864 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1865 MODE_VECTOR_UACCUM): New mode classes.
1867 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1868 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1869 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1872 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1873 (blank_mode): Initialize ibit and fbit.
1874 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1875 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1877 (new_adjust): Change required_class to required_class_from and
1878 required_class_to for testing within a range.
1879 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1880 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1882 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1883 (make_fixed_point_mode): New.
1884 (_ADD_ADJUST): Change C to C1 and C2.
1885 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1886 use a range for machine classes.
1887 (ADJUST_IBIT, ADJUST_FBIT): New.
1888 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1890 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1891 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1892 Emit adjustment for ibit and fbit.
1893 (emit_mode_ibit, emit_mode_fbit): New.
1894 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1896 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1898 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1899 as the source of the set.
1901 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1903 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1904 FP_REGNO_P): Use IN_RANGE.
1905 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1906 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1907 (DATA_REG_P): Use DATA_REGNO_P.
1908 (FP_REG_P): Use FP_REGNO_P.
1909 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1910 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1911 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1913 2007-06-24 Jan Hubicka <jh@suse.cz>
1916 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1918 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1921 * fold-const.c (fold_binary): Strip nops of operand 0
1922 of BIT_NOT_EXPR before calling operand_equal_p.
1923 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1924 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1926 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1928 * doc/extend.texi: Document that dllimport and dllexport imply
1930 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1931 imported or exported declaration, including type declarations.
1932 * c-common.c (handle_visibility_attribute): Check for conflicts
1933 with dllimport/dllexport.
1934 (c_determine_visibility): Handle dllimport/dllexport as an
1935 explicit visibility atttribute.
1937 2007-06-23 Richard Guenther <rguenther@suse.de>
1939 PR tree-optimization/16876
1941 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1943 * tree-inline.c (initialize_inlined_parameters): Do not call
1944 lang_hooks.tree_inlining.convert_parm_for_inlining.
1945 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1946 reason for mismatched types.
1947 * gimplify.c (gimplify_call_expr): Verify the call expression
1948 arguments match the called function type signature. Otherwise
1949 mark the call expression to be not considered for inlining
1950 using CALL_CANNOT_INLINE_P flag.
1951 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1952 edges call expression.
1953 (cgraph_decide_inlining_of_small_function): Likewise.
1954 (cgraph_decide_inlining): Likewise.
1955 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1957 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1958 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1959 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1961 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1962 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1964 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1965 convert_parm_for_inlining member.
1967 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1970 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1971 Remove optimization for GT.
1973 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1976 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1978 (prescan_insns_for_dce): Add extra parameter.
1980 2007-06-23 Jan Hubicka <jh@suse.cz>
1983 * gimplify.c (mark_addressable): New function.
1984 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1986 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1989 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1991 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1994 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1995 moves between MMX/SSE registers to at least 8 units to prevent
1996 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1998 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2000 * config/i386/i386.c (override_options): Correct x86_sahf
2003 2007-06-21 David Daney <ddaney@avtrex.com>
2006 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2007 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2008 (exception_receiver): Renamed to ...
2009 (nonlocal_goto_receiver): ... this.
2011 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2013 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2014 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2015 partial register accesses.
2017 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2019 * fold-const.c (debug_fold_checksum): Move it under
2020 ENABLE_FOLD_CHECKING.
2022 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2025 * tree.h (debug_fold_checksum): Declared.
2026 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2027 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2028 build_fold_addr_expr_with_type_1.
2029 (fold_addr_expr, debug_fold_checksum): New.
2030 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2031 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2034 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2036 PR tree-optimization/19590
2037 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2038 of scev is a constant.
2039 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2041 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2043 * df-problems.c (df_note_bb_compute): Made computation of live
2044 info consistent with df_lr.
2046 2007-06-21 Richard Guenther <rguenther@suse.de>
2048 PR tree-optimization/32453
2049 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2050 for pointer anti-range.
2052 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2054 * config/i386/i386.c (processor_target_table): Increase maximum
2055 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2058 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2059 byte alignment if > 8 byte alignment is preferred.
2060 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2062 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2064 PR tree-optimization/31866
2065 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2066 if ASM_EXPR's input is not a SSA_NAME.
2069 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2070 but decl is a global var, instead return decl.
2071 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2072 even for is_global_var decls, if they are private in some outer
2075 2007-06-21 Richard Guenther <rguenther@suse.de>
2077 PR tree-optimization/32451
2078 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2080 2007-06-21 Christian Bruel <christian.bruel@st.com>
2082 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2083 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2084 (push_regs): Changed saving order or banked registers.
2085 (sh_expand_epilogue): Likewise.
2086 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2087 (FIRST_BANKED_REG): Likewise.
2088 (LAST_BANKED_REG): Likewise.
2089 * config/sh/sh.md (banked) New attribute.
2090 (in_delay_slot): Check banked attribute.
2092 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2094 PR tree-optimization/32075
2095 * tree-data-ref.c (subscript_dependence_tester_1,
2096 analyze_miv_subscript, analyze_overlapping_iterations,
2097 add_distance_for_zero_overlaps, build_classic_dist_vector,
2098 subscript_dependence_tester_1, analyze_overlapping_iterations,
2099 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2100 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2101 to evolution_function_is_affine_multivariate_p.
2103 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2105 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2107 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2110 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2112 * config/m32c/prologue.md (epilogue_exitd_16): New.
2113 (epilogue_reit_16): New.
2114 (epilogue_exitd): Rename to epilogue_exitd_24.
2115 (epilogue_reit): Rename to epilogue_reit_24.
2117 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2118 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2120 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2122 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2123 if dbg_cnt (sched_insn) reaches the limit.
2124 (choose_ready): New parameter INSN_PTR and new return value.
2125 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2126 the new return value from choose_ready.
2127 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2128 (rest_of_handle_global_alloc): New global_alloc_at_func.
2130 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2132 PR tree-optimization/25737
2133 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2134 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2135 * tree-flow.h (struct fieldoff): Add new field alias_set.
2136 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2137 argument addressable_type. Set alias_set of fieldoff.
2138 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2139 (create_overlap_variables_for): Pass alias_set from fieldoff to
2141 * alias.c (get_alias_set): Use alias_set from SFT if set.
2143 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2145 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2146 of a variable as an unsigned HOST_WIDE_INT integer.
2148 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2150 PR rtl-optimization/32405
2151 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2153 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2155 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2158 * builtins.c: Include diagnostic.h.
2159 (expand_builtin_expect): Make gcc_assert more permissive.
2160 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2163 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2167 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2168 if ACCUMULATE_OUTGOING_ARGS.
2170 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2172 * config/m68hc11/m68hc11.c: Include dataflow header file.
2173 (m68hc11_reorg): Port to dataflow.
2175 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2177 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2178 (struct df_problem.free_blocks_on_set_blocks): New field.
2179 (struct dataflow.optional_p): New field.
2180 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2181 (df_live_set_all_dirty): New function.
2182 * df-scan.c (df_scan_alloc): Initialize optional_p.
2183 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2184 * df-core.c (df_set_blocks): Removed use of
2185 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2186 df_problem.free_blocks_on_set_blocks to determine which blocks are
2188 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2189 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2190 uses dataflow.optional_p to determine if problem should be
2192 (rest_of_handle_df_initialize): Only start live problem if
2194 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2195 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2196 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2197 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2198 problem_NOTE): Initialize free_blocks_on_set_blocks.
2199 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2201 (df_live_set_all_dirty, df_note_alloc): New function.
2202 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2204 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2205 * postreload.c (reload_combine): Ditto.
2206 * cse.c (cse_extended_basic_block): Ditto.
2207 * regmove.c (mark_flags_life_zones): Ditto.
2208 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2209 erase_matching_seqs): Ditto.
2210 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2211 * integrate (allocate_initial_values): Ditto.
2212 * combine.c (reg_dead_at_p): Ditto.
2213 * resource.c (mark_target_live_regs): Ditto.
2214 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2215 * config/sh/sh.c (find_r0_life_regions): Ditto.
2216 * global.c (rest_of_handle_global_alloc): Only add back df_live
2218 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2220 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2222 (if_convert): Make sure df_live is there at -O == 1.
2223 (pass_if_after_combine): Cleanup flags.
2224 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2225 is there at -O == 1.
2227 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2229 * config/arm/arm.c (arm_get_frame_offsets): Set
2230 offsets->locals_base to avoid negative stack size.
2231 (thumb1_expand_prologue): Assert on negative stack size.
2233 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2235 PR tree-optimization/32367
2236 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2237 of the chrec has no evolution in that loop.
2238 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2240 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2242 * config/xtensa/xtensa.c: Include "df.h".
2243 (xtensa_builtin_saveregs): Use adjust_address instead of
2245 (xtensa_va_start): Invoke make_tree with sizetype for
2246 expand_builtin_saveregs and then convert the result to a pointer.
2247 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2248 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2249 Subtract argument size from index value as integers and then use
2250 POINTER_PLUS_EXPR to add the result to the array address.
2252 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2255 * config/m32c/m32c.c: Include dataflow header file.
2256 (m32c_emit_prologue): Adjust for prologue insn change.
2257 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2258 once inside a PARALLEL. Assume frame size passed in operand 0
2259 includes space to save the fb register.
2260 (prologue_enter_24): Likewise.
2261 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2263 2007-06-19 David Daney <ddaney@avtrex.com
2266 * config/mips/mips.md (cprestore): Mark $gp as used.
2268 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2271 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2272 (frv_ifcvt_modify_insn): Likewise.
2274 2007-06-19 Richard Guenther <rguenther@suse.de>
2276 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2277 only handle positive offsets that fit in a HOST_WIDE_INT.
2279 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2281 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2282 result of rsqrt insn for zero input argument to avoid NaN.
2284 2007-06-19 Richard Guenther <rguenther@suse.de>
2287 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2289 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2291 PR tree-optimization/32353
2292 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2294 2007-06-19 Nick Clifton <nickc@redhat.com>
2296 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2298 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2301 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2302 * config/i386/i386.c (assign_386_stack_local): Assert that
2303 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2304 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2305 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2306 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2308 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2310 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2312 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2314 PR rtl-optimization/32321
2315 * gcse.c (replace_store_insn): Update the note before
2316 calling emit_insn_after.
2318 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2321 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2323 * df-problems.c (df_note_bb_compute): Fix dumping info.
2325 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2327 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2328 insn with emit_jump_insn.
2330 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2332 PR tree-optimization/32383
2333 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2334 * targhooks.h (default_builtin_reciprocal): Update prototype.
2335 * target.h (struct gcc_target): Update builtin_reciprocal.
2336 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2337 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2338 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2339 when fndecl is in BUILT_IN_MD class.
2340 (execute_convert_to_rsqrt): Ditto.
2342 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2343 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2344 Convert BUILT_IN_SQRTF code only when md_fn is false.
2346 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2348 * bt-load.c (move_btr_def): Fix the order of arguments
2349 to validate_replace_rtx.
2351 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2353 * config/m68k/m68k-devices.def: Add 54450..54455.
2355 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2357 PR rtl-optimization/32366
2358 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2359 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2362 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2365 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2366 this is true, rescan insn being modified.
2367 (sms_schedule): Added rescan parameter.
2368 (rest_of_handle_sms): Moved freeing of dominance info to before
2369 getting out of cfg_layout.
2371 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2373 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2374 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2377 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2378 FL_CF_EMAC from the entry for isac.
2380 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2381 (const_sibcall_operand): New.
2382 (sibcall_operand): Use it.
2383 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2384 (m68k_isas): ISAC does not imply FPU or EMAC.
2385 (override_options): Add ISA_C logic for symbolic jump & call.
2387 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2389 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2390 return mode from the builtin itself.
2391 (sparc_fold_builtin): Fix cast of zero constant.
2393 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2395 * targhooks.c (default_builtin_reciprocal): New default target hook.
2396 * targhooks.h (default_builtin_reciprocal): Add prototype.
2397 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2398 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2399 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2400 default_builtin_reciprocal.
2402 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2405 * hooks.c (hook_tree_tree_bool_null): New hook.
2406 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2407 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2408 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2409 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2410 and convert it to reciprocal a*rfunc(b).
2411 (execute_convert_to_rsqrt): New function.
2412 (gate_convert_to_rsqrt): New function.
2413 (pass_convert_to_rsqrt): New pass definition.
2414 * target.h (struct gcc_target): Add builtin_reciprocal.
2415 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2416 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2417 TARGET_BUILTIN_RECIPROCAL.
2418 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2420 * config/i386/i386.h (TARGET_RECIP): New define.
2421 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2422 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2423 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2424 and not optimizing for size.
2425 (*rcpsf2_sse): New insn pattern.
2426 (*rsqrtsf2_sse): Ditto.
2427 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2428 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2429 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2430 and not optimizing for size.
2431 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2432 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2433 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2434 and not optimizing for size.
2435 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2436 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2437 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2438 and not optimizing for size.
2439 (*sse_rsqrtv4sf2): Do not export.
2441 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2442 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2443 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2444 and not optimizing for size.
2446 * config/i386/i386.opt (mrecip): New option.
2447 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2448 (ix86_emit_swsqrtsf): Ditto.
2449 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2450 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2452 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2453 ix86_expand_unop1_builtin.
2454 (ix86_emit_swdivsf): New function.
2455 (ix86_emit_swsqrtsf): Ditto.
2456 (ix86_builtin_reciprocal): New function.
2457 (TARGET_BUILTIN_RECIPROCAL): Use it.
2458 (ix86_vectorize_builtin_conversion): Rename from
2459 ix86_builtin_conversion.
2460 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2461 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2462 "i386 and x86_64 Options" section.
2463 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2465 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2466 Zdenek Dvorak <dvorakz@suse.cz>
2467 Richard Guenther <rguenther@suse.de>
2468 Kaz Kojima <kkojima@gcc.gnu.org>
2470 * tree-vrp.c (compare_values_warnv): Convert val2 to
2472 (extract_range_from_assert): Create
2473 POINTER_PLUS_EXPR for pointer types.
2474 (extract_range_from_binary_expr): Handle
2475 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2477 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2478 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2479 POINTER_PLUS_EXPR as PLUS_EXPR.
2480 (number_of_iterations_lt_to_ne):
2481 For pointer types, use sizetype when
2482 creating MINUS_EXPR/PLUS_EXPRs.
2483 (assert_loop_rolls_lt): For pointer types, use sizetype when
2484 creating MINUS_EXPR/PLUS_EXPRs.
2485 (number_of_iterations_le): Likewise.
2486 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2487 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2488 like PLUS_EXPR and MINUS_EXPR.
2489 * tree-pretty-print.c (dump_generic_node): Handle
2491 (op_prio): Likewise.
2492 (op_symbol_1): Likewise.
2493 * optabs.c (optab_for_tree_code): Likewise.
2494 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2496 * tree-tailcall.c (process_assignment): Mention
2497 POINTER_PLUS_EXPR in a TODO comment.
2498 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2499 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2500 not used with a pointer and an integer type.
2501 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2502 increment using chrec_convert_rhs instead of chrec_convert.
2503 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2504 PLUS_EXPR except for the right hand side's type will be
2506 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2507 (fold_used_pointer_cast): Kill.
2508 (pointer_offset_p): Kill.
2509 (fold_used_pointer): Kill.
2510 (pointer_used_p): Kill.
2511 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2512 call fold_used_pointer.
2513 (instantiate_parameters_1): Convert the increment
2514 using chrec_convert_rhs instead of chrec_convert.
2515 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2516 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2517 instead of PLUS_EXPR.
2518 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2519 PLUS_EXPR for pointers.
2520 (std_gimplify_va_arg_expr): Likewise.
2521 (fold_builtin_memory_op): Likewise.
2522 (fold_builtin_strstr): Likewise.
2523 (fold_builtin_strchr): Likewise.
2524 (fold_builtin_strrchr): Likewise.
2525 (fold_builtin_strpbrk): Likewise.
2526 (expand_builtin_memory_chk): Likewise.
2527 (fold_builtin_memory_chk): Likewise.
2528 (std_expand_builtin_va_start): Use
2529 sizetype for the call to make_tree and then convert
2530 to the pointer type.
2531 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2532 instead of PLUS_EXPR for adding to a pointer.
2533 (std_gimplify_va_arg_expr): Use fold_build2 for
2534 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2535 the operands to sizetype first and then cast the BIT_AND_EXPR
2536 back to the pointer type.
2537 * fold-const.c (build_range_check): Handle pointer types
2539 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2540 of PLUS_EXPR's. Make sure the offset is converted to
2542 (try_move_mult_to_index): Strip the NOPs from the offset.
2543 Remove code argument and replace all uses with PLUS_EXPR.
2544 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2545 specially. Don't use a pointer type for MINUS_EXPR.
2546 (fold_unary): Handle for (T1)(X op Y),
2547 only p+ as that is the only as that can be handled for
2548 binary operators now.
2549 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2551 <case PLUS_EXPR>: Add folding of PTR+INT into
2553 Don't call try_move_mult_to_index.
2554 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2555 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2556 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2557 Don't call try_move_mult_to_index.
2558 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2559 (tree_expr_nonzero_p): Likewise.
2560 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2561 of PLUS_EXPR for the complex expression folding.
2562 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2563 first chrec is a pointer type, then the second should
2564 be sizetype and not the first's type.
2565 For POINTER_PLUS_EXPR, use a different right hand side type.
2566 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2567 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2568 different right hand side type.
2569 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2570 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2571 instead of PLUS_EXPR.
2572 When either operand is zero, convert the other operand.
2573 (chrec_apply): Use chrec_convert_rhs
2574 on the argument x instead of chrec_convert.
2575 (reset_evolution_in_loop): For pointer types, the new_evol
2577 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2578 different right hand side type.
2579 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2580 (chrec_convert_rhs): New function.
2581 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2582 different right hand side type.
2583 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2584 * tree-chrec.h (chrec_convert_rhs): New prototype.
2585 (build_polynomial_chrec): For pointer types, the right hand
2586 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2587 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2588 Remove subtraction case as it is always addition now.
2589 Make sure the offset is converted to sizetype.
2590 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2591 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2592 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2593 PLUS_EXPR in pointer type.
2594 Handle POINTER_PLUS_EXPR.
2595 (tree_to_aff_combination): Likewise.
2596 (force_expr_to_var_cost): Likewise.
2597 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2598 instead of PLUS_EXPR for pointers.
2599 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2600 instead of PLUS_EXPR of pointer types.
2601 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2603 (check_va_list_escapes): Likewise.
2604 (check_all_va_list_escapes): Likewise.
2605 * dwarf2out.c (loc_descriptor_from_tree_1):
2606 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2607 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2608 (string_constant): Likewise.
2609 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2610 the offset to the base, use POINTER_PLUS_EXPR.
2611 (add_to_parts): Convert the index to sizetype.
2612 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2613 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2614 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2615 Offset only holds something for PLUS_EXPR.
2616 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2618 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2620 (analyze_accesses_for_modify_stmt): Likewise.
2621 Remove comment about the type being integral type as it is
2623 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2625 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2627 Correct the type which the artimentic is done in (is now
2630 * tree-data-ref.c (split_constant_offset): Handle
2632 * tree-affine.c (tree_to_aff_combination): Likewise.
2633 * c-typeck.c (build_unary_op): For pointers create the increment
2634 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2636 * gimplify.c (gimplify_self_mod_expr): Create a
2637 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2638 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2639 * tree.def (POINTER_PLUS_EXPR): New tree code.
2640 * tree-predcom.c (ref_at_iteration): If we have a pointer
2641 type do the multiplication in sizetype.
2642 * tree-mudflap.c (mf_xform_derefs_1): Create a
2643 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2644 * tree-ssa-forwprop.c
2645 (forward_propagate_addr_into_variable_array_index):
2646 Don't expect there to be a cast for the index as that
2647 does not exist anymore.
2648 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2649 instead of PLUS_EXPR.
2650 Don't check for the first operand of the POINTER_PLUS_EXPR
2651 was the index as it cannot be.
2652 Call forward_propagate_addr_into_variable_array_index with
2653 the SSA_NAME instead of the statement.
2654 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2655 (compare_constant): Likewise.
2656 (copy_constant): Likewise.
2657 (compute_reloc_for_constant): Likewise.
2658 (output_addressed_constants): Likewise.
2659 (initializer_constant_valid_p): Likewise.
2660 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2661 Convert the MIN/MAX of the inner type to the outer
2662 type before comparing them.
2663 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2664 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2665 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2666 of PLUS_EXPR for pointers.
2667 * tree-inline.c (estimate_num_insns_1): Handle
2669 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2670 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2671 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2672 instead of PLUS_EXPR for the pointer increment statement.
2673 (vect_update_ivs_after_vectorizer): For pointer types, create
2674 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2675 MULT_EXPR in sizetype.
2676 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2678 * tree-object-size.c (plus_expr_object_size): Handle
2679 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2680 code which is trying to figure out which side is a pointer and
2682 (check_for_plus_in_loops_1): Likewise.
2683 (check_for_plus_in_loops): Likewise.
2684 * c-common.c (pointer_int_sum): Create a
2685 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2686 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2687 only POINTER_PLUS_EXPR. Removing all the extra
2688 code which is trying to figure out which side is a pointer and
2690 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2691 PLUS_EXPR and MINUS_EXPR.
2692 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2694 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2695 with make_tree, instead of a pointer type.
2696 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2697 for pointers instead of PLUS_EXPR.
2698 (s390_gimplify_va_arg): Likewise.
2699 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2700 instead of PLUS_EXPR when doing addition on pointer
2701 types. Use sizetype for the second operand.
2702 (spu_gimplify_va_arg_expr): Likewise.
2703 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2704 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2705 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2706 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2707 for the pointer addition and also use size_int/sizetype
2709 (ix86_gimplify_va_arg): Likewise.
2710 Perform BIT_AND_EXPR on sizetype arguments.
2711 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2712 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2713 for the pointer additions and also use size_int for the offsets.
2714 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2715 additions and also use size_int for the offsets. Perform
2716 BIT_AND_EXPR on sizetype arguments.
2717 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2718 POINTER_PLUS_EXPR for pointers and create the
2719 BIT_AND_EXPR in sizetype.
2720 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2721 instead of PLUS_EXPR for pointer addition.
2722 (rs6000_va_start): Likewise.
2723 Also use sizetype for the offset.
2724 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2725 as PLUS_EXPR/MINUS_EXPR.
2726 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2727 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2728 Don't use BIT_AND_EXPR on a pointer type, convert the
2729 expression to sizetype first.
2730 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2732 (mips_gimplify_va_arg_expr): Likewise.
2733 Don't create BIT_AND_EXPR in a pointer type.
2735 2007-06-15 Eric Christopher <echristo@apple.com>
2737 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2738 (x86_64-*-darwin*): Ditto.
2739 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2742 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2744 * doc/extend.texi: Document behavior of __attribute__((aligned))
2747 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2749 * rtlanal.c (note_stores): Improve documentation.
2751 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2753 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2754 LOCAL_LABEL_PREFIX): Delete.
2755 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2756 (bfin_internal_label): Delete.
2758 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2760 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2761 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2762 otherwise define to LIBGCC2_TF_CEXT.
2763 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2764 (LIBGCC_TF_CEXT): Ditto.
2767 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2769 PR rtl-optimization/32339
2770 * df-scan.c (df_uses_record): Don't modify flags but just add to
2771 it for df_ref_record.
2773 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2775 * tree-mudflap.c: Fix whitespace issues.
2777 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2779 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2781 2007-06-14 Eric Christopher <echristo@apple.com>
2783 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2784 (movv4sf): Use gcc_unreachable instead of abort.
2786 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2789 * config/i386/sfp-machine.h (CMPtype): New define.
2790 (mach stubs): Use CMPtype instead of int as a return type.
2792 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2794 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2795 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2796 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2797 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2798 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2799 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2800 config/soft-fp/soft-fp.h: Update from glibc CVS.
2802 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2804 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2806 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2809 * config/v850/v850.c: Include dataflow header file.
2810 (substitute_ep_register): Fix typo.
2812 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2814 * configure.ac: Fix earlier checkin.
2815 * configure: Regenerated.
2817 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2819 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2820 * aclocal.m4: Regenerate.
2821 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2822 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2823 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2824 * configure: Regenerate.
2825 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2827 * Makefile.in (quickstrap): Build libgcc too.
2829 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2831 * configure.ac: Add --enable-checking=df. Explicitly mention that
2832 the variables are initialized as for "release".
2833 * df-core.c: Use it.
2834 * configure: Regenerate.
2835 * config.in: Regenerate.
2837 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2839 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2840 validate_replace_rtx instead of replace_rtx.
2841 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2843 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2845 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2846 (DWARF2_UNWIND_INFO): Override default if configured with
2848 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2849 (ENDFILE_SPEC): Add crtend.o.
2850 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2851 (ENDFILE_SPEC): Add crtend.o.
2852 (TARGET_USE_JCR_SECTION): Define.
2853 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2855 * config/i386/cygming-crtbegin.c: New file.
2856 * config/i386/cygming-crtend.c: New file.
2858 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2860 * config/i386/w32-unwind.h: New file.
2862 2007-06-13 Eric Christopher <echristo@apple.com>
2864 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2865 the user set a value below STACK_BOUNDARY.
2867 2007-06-13 Thiemo Seufer <ths@networkno.de>
2869 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2870 imply -lpthread for -pthread.
2872 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2874 * basic-block.h: Remove the prototype for
2875 free_basic_block_vars.
2876 * cfglayout.h: Remove the prototype for
2877 insn_locators_initialize.
2878 * tree.h: Remove the prototype for emit_line_note.
2880 * tree-ssa-pre.c (mergephitemp): Remove.
2881 (init_pre): Don't use mergephitemp.
2883 2007-06-13 Eric Christopher <echristo@apple.com>
2885 * config/i386/i386.c (override_options): If we've specified
2886 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2888 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2890 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2893 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2895 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2896 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2897 (eh_store_handler): New pattern.
2898 (eh_return): Emit it instead of a plain move.
2900 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2902 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2903 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2904 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2907 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2909 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2910 (find_next_insn_start, find_load): New functions.
2911 (bfin_reorg): Use them to deal with the fact that parallel insns are
2912 no longer represented as a SEQUENCE.
2914 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2916 * config/sparc/sparc.c (sparc_override_options): Initialize
2919 2007-06-13 Dave Korn <dave.korn@artimi.com>
2921 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2924 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2926 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2927 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2928 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2929 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2930 tree-vect-transform.c: Fix comment typos. Follow spelling
2933 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2935 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2936 to the exit block use set.
2937 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2938 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2939 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2941 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2943 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2944 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2945 to indicate an error.
2946 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2948 (dbg_cnt_process_opt): Print an error on a bad argument.
2949 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2950 * common.opt (-fdbg-cnt-list): New.
2951 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2953 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2955 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2956 flag on ref-all pointers.
2958 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2961 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2962 for the offset with the modifier as EXPAND_INITIALIZER
2963 if the modifier is EXPAND_INITIALIZER.
2964 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2965 a register if we had an overflow.
2967 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2969 * real.c (real_isfinite): New.
2970 (real_sqrt): Use it.
2971 * real.h (real_isfinite): New.
2972 * builtins.c: Use it.
2974 2007-06-12 Ian Lance Taylor <iant@google.com>
2975 Daniel Berlin <dberlin@dberlin.org>
2978 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2979 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2980 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2981 (DECL_NO_TBAA_P): Define.
2982 (struct tree_decl_common): Add no_tbaa_flag field.
2983 * tree-ssa-structalias.c (struct variable_info): Add
2984 no_tbaa_pruning field.
2985 (new_var_info): Initialize no_tbaa_pruning field.
2986 (unify_nodes): Copy no_tbaa_pruning field.
2987 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2988 (dump_solution_for_var): Print no_tbaa_pruning flag.
2989 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2991 (compute_tbaa_pruning): New static function.
2992 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2993 Call compute_tbaa_pruning.
2994 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2995 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2996 * gimple-low.c (lower_stmt): Likewise.
2997 * tree-gimple.c (is_gimple_stmt): Likewise.
2998 * tree-ssa-operands.c (get_expr_operands): Likewise.
2999 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3000 * tree-inline.c (estimate_num_insns_1): Likewise.
3001 (copy_result_decl_to_var): Likewise.
3002 * expr.c (expand_expr_real_1): Likewise.
3003 * tree-pretty-print.c (dump_generic_node): Likewise.
3004 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3005 * omp-low.c (omp_copy_decl_2): Likewise.
3006 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3007 * doc/c-tree.texi (Expression trees): Document
3008 CHANGE_DYNAMIC_TYPE_EXPR.
3010 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3012 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3013 with !HONOR_NANS and !HONOR_INFINITIES.
3014 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3016 2007-06-12 Tristan Gingold <gingold@adacore.com>
3018 * gcov.c: Comments updated.
3019 (source_info): Add file_time field.
3020 (source_index): New variable.
3021 (mutiple_files): New variable.
3022 (generate_results): New function extracted from process_file.
3023 (process_file): Save and restore chain of functions, generate
3024 results and free structures only if not merging results.
3025 (release_structures): File names are now freed in create_file_names
3026 (create_file_names): Free previous file names.
3027 (find_source): File date is now read here and modifications in
3028 source files is checked here.
3029 (read_graph_file): Only reverse order of functions for the current
3031 (make_gcov_file_name): Do not generate long names if input_name is
3033 (output_lines): If merging results do not display graph, data and
3035 Checking source file modification is done in find_source.
3037 * doc/gcov.texi: Append an s to sourcefile.
3039 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3041 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3042 (forced_nop): New pattern.
3043 * config/bfin/bfin.c: Include "df.h".
3044 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3045 (bfin_discover_loop): Use df_get_live_in instead of
3046 global_live_at_start.
3047 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3048 df_analyze when done.
3049 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3050 the insns. Use QImode for the final insn in a bundle. Call
3051 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3053 (reorder_var_tracking_notes): New function.
3054 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3055 update_life_info. Call df_analyze after scheduling and bundle
3056 generation. Call reorder_var_tracking_notes if generating these
3057 notes. Call df_finish_pass at the end.
3059 2007-06-12 Dirk Mueller <dmueller@suse.de>
3061 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3062 a comparison, not an assignment.
3064 2007-06-12 Olivier Hainque <hainque@adacore.com>
3066 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3067 Request walking the subtrees only, leaving the current is_lhs/val_only
3069 (convert_non_local_reference): Likewise.
3071 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3073 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3075 2007-06-12 Richard Guenther <rguenther@suse.de>
3077 PR tree-optimization/15353
3078 PR tree-optimization/31657
3079 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3080 * timevar.def: Add TV_TREE_IFCOMBINE.
3081 * tree-pass.h (pass_tree_ifcombine): Declare.
3082 * tree-ssa-ifcombine.c: New file.
3083 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3084 * tree-flow.h (blocks_in_phiopt_order): Declare.
3085 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3086 (tree-ssa-ifcombine.o): New dependencies.
3088 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3090 PR rtl-optimization/32293
3091 * combine.c (simplify_if_then_else): Truncate return from
3092 nonzero_bits() to correct mode.
3094 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3096 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3097 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3099 2007-06-11 Diego Novillo <dnovillo@google.com>
3101 * Makefile.in (reload1.o-warn): Remove.
3103 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3105 * combine.c (subst): Use reg_overlap_mentioned_p
3106 instead of comparing register numbers directly.
3108 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3110 * reload1.c (mark_home_live_1): Use the mode parameter.
3112 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3114 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3115 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3119 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3121 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3123 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3125 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3126 from integer registers.
3127 (FP mode splitters): Handle TFmode.
3129 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3131 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3132 for ref-all pointers that point-to anything.
3134 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3136 * config/arm/arm.c (arm_output_dwarf_dtprel,
3137 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3139 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3141 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3142 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3145 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3147 * gcc/tree.c (signed_or_unsigned_type_for): New.
3148 (unsigned_type_for): Use signed_or_unsigned_type_for.
3149 (signed_type_for): Use signed_or_unsigned_type_for.
3150 * gcc/tree.h (signed_or_unsigned_type_for): New.
3151 (get_signed_or_unsigned_type): Remove.
3152 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3153 lang_hooks.types.signed_type
3154 (size_diffop): Likewise.
3155 (all_ones_mask_p): Likewise.
3156 (build_range_check): Likewise.
3157 (fold_cond_expr_with_comparison): Likewise.
3158 (fold_cond_expr_with_comparison): Likewise.
3159 (unextend): Likewise.
3160 (extract_muldiv_1): Likewise.
3161 (fold_single_bit_test_into_sign_test): Likewise.
3162 (fold_binary): Likewise.
3163 (fold_ternary): Likewise.
3164 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3165 instead of get_signed_or_unsigned_type.
3166 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3167 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3168 * gcc/expr.c (signed_or_unsigned_type_for): Use
3169 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3170 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3171 (lhd_signed_or_unsigned_type): Remove.
3172 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3173 signed_or_unsigned_type.
3174 (lhd_signed_or_unsigned_type): Remove.
3175 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3176 lang_hooks.types.signed_type.
3177 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3178 c_common_signed_type instead of lang_hooks.types.signed_type.
3179 (c_common_unsigned_type): New.
3180 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3181 (shorten_compare): Use c_common_unsigned_type instead of
3182 c_common_signed_or_unsigned_type.
3183 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3185 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3186 lang_hooks.types.signed_type.
3187 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3188 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3189 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3190 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3191 instead of unsigned_type_for.
3192 * gcc/c-decl.c (groakdeclarator): Likewise.
3193 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3194 * gcc/c-common.h (c_common_unsigned_type): New.
3196 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3200 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3202 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3205 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3206 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3208 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3209 Sebastian Pop <sebpop@gmail.com>
3211 * lambda-code.c (remove_iv): New.
3212 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3214 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3216 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3217 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3218 * tree-ssa-loop-prefetch.c: Include optabs.h.
3219 (FENCE_FOLLOWING_MOVNT): New macro.
3220 (struct mem_ref): Add independent_p and storent_p fields.
3221 (record_ref): Initalize the new fields.
3222 (gather_memory_references_ref): Return true if the reference
3224 (gather_memory_references): Check whether all memory accesses
3225 in loop were recorded.
3226 (should_issue_prefetch_p): Return false for nontemporal stores.
3227 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3228 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3229 (determine_loop_nest_reuse): Detect independent memory references.
3230 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3231 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3232 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3233 * config/i386/i386.h (x86_mfence): Declare.
3234 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3235 * config/i386/i386.c (x86_mfence): New variable.
3236 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3238 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3239 * optabs.c (init_optabs): Initialize storent_optab.
3240 * optabs.h (enum optab_index): Add OTI_storent.
3241 (storent_optab): Declare.
3242 * genopinit.c (optabs): Add initialization for storent_optab.
3243 * tree.h (MOVE_NONTEMPORAL): New macro.
3244 * expr.c (expand_assignment, store_expr, store_constructor_field,
3245 store_constructor, store_field, expand_expr_real_1): Propagate
3246 nontemporality of the expanded store.
3247 (emit_storent_insn): New function.
3248 * expr.h (expand_assignment, store_expr): Declaration changed.
3249 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3250 to expand_assignment.
3251 * stmt.c (expand_asm_expr): Ditto.
3252 * calls.c (initialize_argument_information): Pass false as
3253 nontemporality to store_expr.
3254 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3257 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3259 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3261 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3263 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3265 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3266 and allow DECL_P here.
3268 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3270 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3271 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3272 track of the size of the expression.
3273 * cfghooks.c (merge_blocks): Remove block from loops structure only
3274 after call of the merge_blocks hook.
3276 2007-06-09 Tom Tromey <tromey@redhat.com>
3278 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3279 (deprecated_state): Removed.
3280 (start_decl): Update.
3281 (enum deprecated_states): Moved earlier.
3282 (groktypename): Update.
3283 (push_parm_decl): Likewise.
3284 (grokfield): Likewise.
3285 (start_function): Likewise.
3287 2007-06-09 Ian Lance Taylor <iant@google.com>
3289 PR tree-optimization/32169
3290 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3291 CONVERT_EXPR, check whether min and max both converted to an
3292 overflow infinity representation.
3294 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3296 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3297 not inserted on the edge.
3299 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3301 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3302 instructions if they are supported.
3303 (__divsi3, __umodsi3, __modsi3): Likewise.
3304 (__ashldi3, __ashrdi3, __lshrdi3): New.
3305 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3307 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3308 Tony Linthicum <tony.linthicum@amd.com>
3310 * doc/invoke.texi: Add fvect-cost-model flag.
3311 * common.opt (fvect-cost-model): New flag.
3312 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3313 cost fields in stmt_vec_info struct for STMT.
3314 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3315 fields in stmt_vec_info struct and access functions for the same.
3316 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3317 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3318 load, store and vector to scalar operation.
3319 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3320 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3321 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3322 (TARG_VEC_STORE_COST): Define cost of vector store.
3323 (vect_estimate_min_profitable_iters): Define new function.
3324 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3325 check to evaluate if loop iterations are less than minimum profitable
3326 iterations determined by cost model or minimum vect loop bound defined
3327 by user, whichever is more conservative.
3328 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3329 run-time check to evaluate if loop iterations are less than minimum
3330 profitable iterations determined by cost model or minimum vect loop
3331 bound defined by user, whichever is more conservative.
3332 (vect_estimate_min_profitable_iterations): New function to estimate
3333 mimimimum iterartions required for vector version of loop to be
3334 profitable over scalar version.
3335 (vect_model_reduction_cost): New function.
3336 (vect_model_induction_cost): New function.
3337 (vect_model_simple_cost): New function.
3338 (vect_cost_strided_group_size): New function.
3339 (vect_model_store_cost): New function.
3340 (vect_model_load_cost): New function.
3341 (vectorizable_reduction): Call vect_model_reduction_cost during
3343 (vectorizable_induction): Call vect_model_induction_cost during
3345 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3346 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3347 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3348 vectorizable_promotion, vectorizable_demotion): Call
3349 vect_model_simple_cost during analysis phase.
3351 2007-06-08 Simon Baldwin <simonb@google.com>
3353 * reg-stack.c (get_true_reg): Readability change. Moved default case
3354 label into direct switch statement scope.
3356 2007-06-08 Simon Baldwin <simonb@google.com>
3358 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3359 in gcc_assert() with '==' comparison.
3361 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3363 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3364 TARGET_ABM handling of x86_popcnt variable.
3366 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3368 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3369 __builtin_copysignq and __builtin_infq built-in functions.
3371 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3373 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3374 SSE4.2 section. Correct built-in function names in SSE4A section.
3376 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3378 PR tree-optimization/32243
3379 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3380 for ncopies after ratio check between nunits_out and nunits_in.
3381 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3383 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3385 PR tree-optimization/32224
3386 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3387 vectorization upon a non GIMPLE_MODIFY_STMT.
3389 2007-06-08 Christian Bruel <christian.bruel@st.com>
3392 * config/sh/sh.md (doloop_end): New pattern and splitter.
3393 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3395 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3398 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3400 (verify_dominators): Do not change dominance tree.
3402 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3404 * config/sh/constraints.md: New file.
3405 * config/sh/sh.c: Include tm-constrs.h.
3406 (reg_class_from_letter): Remove.
3407 (prepare_cbranch_operands): Use satisfies_constraint_*
3408 function instead of macro.
3409 (andcosts, broken_move, sh_secondary_reload): Likewise.
3410 * config/sh/predicates.md (trapping_target_operand): Likewise.
3411 (and_operand, arith_operand, arith_reg_or_0_operand,
3412 cmp_operand, logical_operand, target_operand,
3413 ua_address_operand, ua_offset, xor_operand): Likewise.
3414 * config/sh/sh.md: Include constraints.md.
3415 (*movsicc_t_false): Use satisfies_constraint_* function
3417 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3418 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3419 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3420 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3421 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3422 (REG_CLASS_FROM_CONSTRAINT): Remove.
3423 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3424 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3425 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3426 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3427 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3428 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3429 function instead of macro.
3430 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3431 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3432 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3433 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3434 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3435 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3436 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3437 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3438 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3439 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3440 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3441 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3442 EXTRA_CONSTRAINT_STR): Likewise.
3443 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3445 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3447 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3449 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3452 * c-common.h (flag_cpp0x): Replaced by...
3453 (cxx_dialect): ... this new variable specifying the C++ dialect that
3455 * c-common.c (flag_cpp0x): Removed.
3456 (cxx_dialect): Defined.
3457 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3459 * c-opts.c (c_common_post_options): Likewise.
3460 (set_std_cxx98): Set cxx_dialect to cxx98.
3461 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3463 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3464 Hui-May Chang <hm.chang@apple.com>
3466 * doc/invoke.texi (Darwin Options): Update documentation for
3467 -mmacosx-version-min.
3468 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3469 * config/darwin-driver.c: New file.
3470 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3471 * config/t-darwin (darwin-driver.o): New rule.
3473 * config/darwin-c.c (version_as_macro): Ignore low digit.
3475 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3477 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3478 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3479 (CSGNMODE): New mode macro.
3480 (CSGNVMODE): New mode attribute.
3481 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3482 expander using CSGNMODE mode macro. Handle TFmode.
3483 (copysign<mode>3_const): Rename from copysignsf3_const and
3484 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3486 (copysign<mode>3_var): Rename from copysignsf3_var and
3487 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3489 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3490 mode macro. Handle TFmode.
3491 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3492 (iortf3, *iortf3): Ditto.
3493 (xortf3, *xortf3): Ditto.
3494 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3495 TFmode and TImode masks.
3496 (ix86_expand_copysign): Expand TFmode copysign insn.
3497 (IX86_BUILTIN_INFQ): New.
3498 (IX86_BUILTIN_FABSQ): Ditto.
3499 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3500 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3501 [__builtin_fabsq]: Ditto.
3502 [__builtin_copysignq]: Ditto.
3503 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3504 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3505 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3506 ix86_expand_binop_builtin().
3508 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3510 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3512 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3515 * rtl.h (push_to_sequence2): New.
3516 * emit-rtl.c (push_to_sequence2): New.
3517 * function.c (assign_parm_data_all): Add new fields.
3518 (assign_parm_setup_block): Call push_to_sequence2 instead of
3520 (assign_parm_setup_reg): Ditto.
3521 (assign_parm_setup_stack): Ditto.
3522 (assign_parms_unsplit_complex): Ditto.
3523 (assign_parms): Change field name.
3525 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3527 PR tree-optimization/32220
3528 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3529 phi node is reached before defining statement.
3531 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3534 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3535 after changing the right hand side of the assignment.
3537 2007-06-06 Eric Christopher <echristo@apple.com>
3539 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3540 (x86_64-*-darwin*): Ditto.
3541 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3542 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3544 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3546 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3548 (add_key): Likewise.
3549 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3550 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3552 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3554 (add_cost_one_coalesce): Likewise.
3555 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3556 variable names. Rename orig to orig_name for consistency.
3557 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3559 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3561 (record_equivalences_from_stmt): Likewise.
3562 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3563 the coding conventions.
3564 (memory_ssa_name_same): Likewise.
3565 (dse_optimize_stmt): Likewise.
3566 (dse_record_phis): Likewise.
3567 (dse_finalize_block): Likewise.
3568 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3569 keywords as variable names.
3570 (may_move_till): Cast according to the coding conventions.
3571 (force_move_till_expr): Avoid using C++ keywords as variable names.
3572 (force_move_till): Cast according to the coding conventions.
3573 (memref_hash): Likewise.
3574 (memref_eq): Likewise.
3575 (gather_mem_refs_stmt): Likewise.
3576 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3577 using C++ keywords as variable names.
3578 (idx_find_step): Cast according to the coding conventions.
3579 (idx_record_use): Likewise.
3580 (find_depends): Likewise.
3581 (prepare_decl_rtl): Likewise.
3582 (mbc_entry_hash): Likewise.
3583 (mbc_entry_eq): Likewise.
3584 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3585 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3586 (idx_infer_loop_bounds): Cast according to the coding conventions.
3587 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3588 * tree-ssa-math-opts.c (occ_new ): Likwise.
3589 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3591 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3593 (add_use_op): Likewise.
3594 (add_vop): Likewise.
3595 (add_vuse_op): Likewise.
3596 (add_vdef_op): Likewise.
3597 (get_expr_operands): Likewise.
3598 (push_stmt_changes): Use type safe memory macros.
3599 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3600 keywords as variable names.
3601 (conditional_replacement): Likewise.
3602 (minmax_replacement): Likewise.
3603 (abs_replacement): Likewise.
3604 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3606 (insert_fake_stores): Avoid using C++ keywords as variable names.
3607 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3609 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3610 (heapvar_insert): Use type safe memory macros.
3611 (new_var_info): Cast according to the coding conventions.
3612 (new_constraint): Likewise.
3613 (remove_preds_and_fake_succs): Use type safe memory macros.
3614 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3616 (thread_single_edge): Likewise.
3617 (thread_through_loop_header): Likewise.
3619 2007-06-06 Eric Christopher <echristo@apple.com>
3621 * config/i386/i386.c (override_options): Move handling
3622 of TARGET_SUBTARGET* earlier.
3624 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3626 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3629 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3631 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3632 emited outside of basic block.
3633 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3635 * rtl.h (delete_insn_chain): Declaration changed.
3636 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3638 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3639 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3640 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3641 to delete_insn_chain.
3642 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3643 do not have bb field set.
3644 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3646 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3647 * cfgcleanup.c (try_optimize_cfg): Ditto.
3649 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3651 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3652 (lambda_body_vector_new): Use type safe memory macros.
3653 (lambda_linear_expression_new): Likewise.
3654 (lambda_loopnest_new): Likewise.
3655 (lambda_lattice_new): Likewise.
3656 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3657 conventions. Use type safe memory macros.
3658 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3659 (lambda_body_vector_s): Likewise.
3660 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3661 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3663 2007-06-06 Richard Guenther <rguenther@suse.de>
3665 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3666 if we need to schedule cfg_cleanup.
3667 (tree_ssa_forward_propagate_single_use_vars): Do so.
3669 2007-06-06 Ian Lance Taylor <iant@google.com>
3671 * fold-const.c (merge_ranges): If range_successor or
3672 range_predecessor fail, just return 0.
3674 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3676 PR tree-optimization/32216
3677 * tree-vectorizer.c (supportable_widening_operation): Determine
3678 signedness of FIX_TRUNC_EXPR from output operand.
3679 (supportable_narrowing_operation): Ditto.
3680 * tree-vect-generic.c (expand_vector_operations_1): Determine
3681 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3684 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3686 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3687 (struct pta): ...from here. Change flags to unsigned to avoid
3688 excessive casting (as it is used as a bit mask).
3689 (override_options): Add casts according to the coding convenventions.
3690 (x86_64_elf_unique_section): Likewise.
3691 (examine_argument): Avoid using C++ keywords as variable names.
3692 (construct_container): Likewise.
3693 (legitimize_pic_address): Likewise.
3694 (get_dllimport_decl): Cast according to the coding conventions. Use
3695 type safe memory macros.
3696 (legitimize_address): Cast according to the coding conventions.
3697 (emit_i387_cw_initialization): Corrected the type of slot to enum
3699 (ix86_init_machine_status): Use type safe memory macros.
3700 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3701 (bdesc_pcmpistr): Likewise.
3702 (bdesc_crc32): Likewise.
3703 (bdesc_sse_3arg): Likewise.
3704 (bdesc_2arg): Likewise.
3705 (bdesc_1arg): Likewise.
3706 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3707 (ix86_expand_sse_pcmpistr): Likewise.
3708 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3709 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3710 int to match the langhook definition.
3711 (ix86_builtin_conversion): Change the type of code to unsigned init to
3712 match the langhook definition.
3713 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3715 (ix86_preferred_output_reload_class): Likewise.
3716 (ix86_cannot_change_mode_class): Likewise.
3717 (ix86_memory_move_cost): Likewise.
3718 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3719 avoid excessive casting later on.
3720 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3722 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3724 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3725 as flags setting insn.
3726 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3728 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3730 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3731 (UNSPEC_ROUND): New.
3732 ("sse4_1_round<mode>2"): New insn pattern.
3733 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3735 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3736 expander using SSEMODEF mode macro. Expand using
3737 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3738 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3739 expander using SSEMODEF mode macro. Expand using
3740 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3741 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3742 expander using SSEMODEF mode macro. Expand using
3743 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3744 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3745 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3746 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3749 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3750 Sebastian Pop <sebpop@gmail.com>
3752 * lambda.h (build_linear_expr): New.
3753 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3754 Use build_linear_expr, call fold and force_gimple_operand.
3755 (lambda_loopnest_to_gcc_loopnest): Check that there is
3756 something to insert.
3757 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3759 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3761 PR preprocessor/23479
3762 * doc/extend.texi: Document the 0b-prefixed binary integer
3765 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3767 PR tree-optimization/32215
3768 * tree-vectorizer.c (supportable_widening_operation): Return false
3769 for unsupported FIX_TRUNC_EXPR tree code.
3770 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3772 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3774 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3775 register on SPE targets. Change documentation to reflect
3777 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3778 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3779 out of the register allocation pool.
3780 (rs6000_reg_live_or_pic_offset_p): New function.
3781 (rs6000_emit_prologue): Move the actual saving of LR up to free
3782 r0 for holding r11. Split saving of SPE 64-bit registers into
3783 its own case. Ensure that offsets will always be in-range for
3784 'evstdd' by using r11 as a scratch register to point at the start
3785 of the SPE save area. Save r11 if necessary, as it is the static
3787 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3788 into its own case. Ensure that offsets will always be in-range
3789 for 'evldd' by using r11 as a scratch register to point at the
3790 start of the SPE save area. Also adjust r11 when restoring
3791 the stack pointer to compensate for pre-loading r11.
3793 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3795 * cfg.c (init_flow): Use type safe memory macros.
3796 (alloc_block): Likewise.
3797 (unchecked_make_edge): Likewise.
3798 (dump_flow_info): Avoid using C++ keywords as variable names.
3799 (copy_original_table_clear): Cast according to the coding conventions.
3800 (copy_original_table_set): Likewise.
3801 * cfgexpand (label_rtx_for_bb): Likewise.
3802 (expand_gimple_basic_block): Likewise.
3803 * cfghooks.c (dump_bb): Likewise.
3804 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3806 (lv_add_condition_to_bb): Likewise.
3807 * cfglayout (relink_block_chain): Cast according to the coding
3809 (fixup_reorder_chain): Likewise.
3810 (fixup_fallthru_exit_predecessor): Likewise.
3811 * cfgloop.c (glb_enum_p): Likewise.
3812 (get_exit_description): Likewise.
3813 (dump_recorded_exit): Likewise.
3814 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3815 (struct loop): ... from here.
3816 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3818 * cfgrtl.c (rtl_create_basic_block): Likewise.
3819 (rtl_split_block): Likewise.
3820 (rtl_dump_bb): Likewise.
3821 (cfg_layout_split_block): Likewise.
3822 (init_rtl_bb_info): Use typesafe memory macros.
3824 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3825 * graphds.h: Updated all usages of edge to graph_edge.
3826 * graphds.c: Likewise.
3827 * cfgloopanal.c: Likewise.
3829 2007-06-05 Ian Lance Taylor <iant@google.com>
3831 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3832 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3833 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3835 (test_for_singularity): Likewise.
3837 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3839 * config/i386/constraints.md ("Y2"): Replaced by ...
3841 * config/i386/i386.md: Likewise.
3842 * config/i386/mmx.md: Likewise.
3843 * config/i386/sse.md: Likewise.
3845 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3847 * config/i386/constraints.md ("z"): Replaced by ...
3849 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3850 (sse4_1_blendvps): Likewise.
3851 (sse4_1_pblendvb): Likewise.
3852 (sse4_2_pcmpestr): Likewise.
3853 (sse4_2_pcmpestrm): Likewise.
3854 (sse4_2_pcmpestr_cconly): Likewise.
3855 (sse4_2_pcmpistr): Likewise.
3856 (sse4_2_pcmpistrm): Likewise.
3857 (sse4_2_pcmpistr_cconly): Likewise.
3859 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3861 * matrix-reorg.c (transform_access_sites): Fix computation.
3862 (transform_allocation_sites): Same.
3864 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3866 * config/i386/i386.c (override_options): Use
3867 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3869 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3871 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3872 (nonimm_not_xmm0_operand): Ditto.
3873 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3874 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3875 as operand[2] predicate. Require "z" class XMM register for
3876 operand[3]. Adjust asm template.
3877 ("sse4_1_blendvpd"): Ditto.
3878 ("sse4_1_pblendvb"): Ditto.
3879 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3880 force op2 into xmm0 register for variable blend instructions.
3882 2007-06-04 Tom Tromey <tromey@redhat.com>
3884 * c-tree.h (start_enum): Update.
3885 (build_enumerator): Likewise.
3886 * c-decl.c (enum_next_value): Removed.
3887 (enum_overflow): Likewise.
3888 (start_enum): Add c_enum_contents argument. Don't use globals.
3889 (build_enumerator): Likewise.
3890 * c-tree.h (struct c_enum_contents): New struct.
3892 2007-06-04 Tom Tromey <tromey@redhat.com>
3894 * c-common.c (c_common_get_alias_set): Fix indentation.
3896 2007-06-04 Ian Lance Taylor <iant@google.com>
3898 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3899 to overflow, reduce overflow infinity to regular infinity.
3900 (vrp_var_may_overflow): New static function.
3901 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3903 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3905 * stor-layout.c (layout_type): Remove duplicate code.
3907 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3910 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3911 before build_common_builtin_nodes ().
3913 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3916 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3918 2007-06-04 Jan Hubicka <jh@suse.cz>
3920 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3921 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3922 instead of _stat version.
3924 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3926 PR tree-optimization/32194
3927 * tree-predcom.c (determine_offset): Check that both references have
3930 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3932 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3933 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3934 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3935 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3936 Add argument to iterate_fix_dominators call.
3937 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3938 * gcse.c (hoist_code): Change domby to vector.
3939 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3940 Add argument to iterate_fix_dominators call.
3941 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3942 recompute_dominator.
3943 * lambda-code.c (perfect_nestify): Ditto.
3944 * cfgloopanal.c: Include graphds.h.
3945 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3946 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3947 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3949 * graphds.c: New file.
3950 * graphds.h: New file.
3951 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3952 (get_dominated_by, get_dominated_by_region): Change return type to
3954 (verify_dominators): Recompute all dominators and compare the results.
3955 (recount_dominator): Renamed to ...
3956 (recompute_dominator): ... this. Do not check that the block is
3958 (iterate_fix_dominators): Reimplemented.
3959 (prune_bbs_to_update_dominators, root_of_dom_tree,
3960 determine_dominators_for_sons): New functions.
3961 * et-forest.c (et_root): New function.
3962 * et-forest.h (et_root): Declare.
3963 * Makefile.in (graphds.o): Add.
3964 (cfgloopanal.o): Add graphds.h dependency.
3965 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3966 * basic-block.h (get_dominated_by, get_dominated_by_region,
3967 iterate_fix_dominators): Declaration changed.
3968 (recount_dominator): Renamed to ...
3969 (recompute_dominator): ... this.
3970 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3971 (thread_through_all_blocks): Do not free dominance info.
3973 2007-06-03 Andreas Schwab <schwab@suse.de>
3975 * config/m68k/m68k.c (override_options): Don't override
3977 * config/m68k/m68k-modes.def (SF, DF): Define to use
3978 motorola_single_format and motorola_double_format, resp.
3979 * real.c (motorola_single_format): Renamed from
3980 coldfire_single_format.
3981 (motorola_double_format): Renamed from coldfire_double_format.
3982 (encode_ieee_extended): Generate a proper canonical NaN image
3983 respecting canonical_nan_lsbs_set.
3984 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3986 * real.h: Adjust declarations.
3988 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3991 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3992 the symbol is generated with the stack protector.
3994 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3996 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3997 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3999 * doc/extend.texi (interrupt): Mention m68k.
4001 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4003 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4004 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4005 (ix86_expand_sse_pcmpestr): Do not check operands for
4006 "register_operand", when insn operand predicate is "register_operand".
4007 (ix86_expand_sse_pcmpistr): Ditto.
4009 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4010 Uros Bizjak <ubizjak@gmail.com>
4012 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4013 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4014 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4015 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4016 * config/i386/constraints.md ("z"): New register constraint
4017 for members of SSE_FIRST_REG class.
4018 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4019 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4020 SSE_FIRST_REG class.
4021 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4022 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4023 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4024 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4025 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4026 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4027 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4028 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4029 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4030 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4031 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4032 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4033 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4034 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4035 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4036 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4037 (struct builtin_description): Change "flag" field to unsigned.
4038 (bdesc_pcmpestr): New builtin description table.
4039 (bdesc_pcmpistr): Likewise.
4040 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4041 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4042 Initialize pcmp[ei]str[im] insns for SSE4.2.
4043 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4044 (ix86_expand_sse_pcmpistr): Likewise.
4045 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4046 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4047 (UNSPEC_PCMPISTR): Likewise.
4048 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4049 (sse4_2_pcmpestri):New isns pattern.
4050 (sse4_2_pcmpestrm): Likewise.
4051 (sse4_2_pcmpestr_cconly): Likewise.
4052 (sse4_2_pcmpistr): New insn patern and splitter.
4053 (sse4_2_pcmpistri):New isns pattern.
4054 (sse4_2_pcmpistrm): Likewise.
4055 (sse4_2_pcmpistr_cconly): Likewise.
4056 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4059 2007-06-01 David Daney <ddaney@avtrex.com>
4061 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4062 LOADGP_ABSOLUTE and not binds_local_p.
4064 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4066 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4068 2007-06-01 Ian Lance Taylor <iant@google.com>
4070 * tree-vrp.c (compare_name_with_value): Always set
4071 used_strict_overflow if we get a result from the variable itself.
4073 2007-06-01 Ian Lance Taylor <iant@google.com>
4075 PR rtl-optimization/31455
4076 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4077 subregs which have a cast between modes which are not tieable.
4079 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4081 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4082 breaks after return statements.
4084 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4086 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4087 only after no_new_pseudos.
4089 2007-05-31 Eric Christopher <echristo@apple.com>
4091 * expr.c (convert_move): Assert that we don't have a BLKmode
4093 (store_expr): Handle BLKmode moves by calling emit_block_move.
4095 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4097 * c-typeck.c (build_indirect_ref): Include type in error message.
4098 (build_binary_op): Pass types to binary_op_error.
4099 * c-common.c (binary_op_error): Take two type arguments, print out
4101 * c-common.h (binary_op_error): Update prototype.
4103 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4105 * config/i386/i386.c: Correct coments on -mno-sse4.
4107 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4109 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4110 (x86_64-*-*): Likewise.
4111 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4112 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4113 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4114 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4115 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4116 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4117 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4118 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4119 (OPTION_MASK_ISA_SSE4): Likewise.
4120 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4121 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4122 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4123 (override_options): Support SSE4.2.
4124 (ix86_build_const_vector): Support SImode and DImode.
4125 (ix86_build_signbit_mask): Likewise.
4126 (ix86_expand_int_vcond): Support V2DImode.
4127 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4128 (IX86_BUILTIN_CRC32HI): Likewise.
4129 (IX86_BUILTIN_CRC32SI): Likewise.
4130 (IX86_BUILTIN_CRC32DI): Likewise.
4131 (IX86_BUILTIN_PCMPGTQ): Likewise.
4132 (bdesc_crc32): Likewise.
4133 (bdesc_sse_3arg): Likewise.
4134 (ix86_expand_crc32): Likewise.
4135 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4136 (ix86_expand_builtin): Likewise.
4137 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4138 __SSE4_2__ for -msse4.2.
4139 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4140 (CRC32MODE): Likewise.
4141 (crc32modesuffix): Likewise.
4142 (crc32modeconstraint): Likewise.
4143 (sse4_2_crc32<mode>): Likewise.
4144 (sse4_2_crc32di): Likewise.
4145 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4147 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4148 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4149 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4150 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4151 (vcondu<mode>): Likewise.
4152 * doc/extend.texi: Document SSE4.2 built-in functions.
4153 * doc/invoke.texi: Document -msse4.2/-msse4.
4155 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4157 PR tree-optimization/32160
4158 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4159 variable as gimple reg.
4160 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4162 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4164 * gcc.c (main): Don't consider linker options when issuing the
4165 warning about a linker input file not being used.
4167 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4169 * tree-vrp.c (compare_names): Initialize sop.
4171 2007-05-30 Dirk Mueller <dmueller@suse.de>
4173 * cgraphunit.c (cgraph_analyze_function): Remove
4174 computation of inline parameters.
4176 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4178 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4180 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4182 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4183 Add vx-common.h. Include vxworks.h between vx-common.h and
4185 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4187 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4188 (TARGET_ASM_DESTRUCTOR): Likewise.
4189 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4190 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4191 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4192 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4193 (VXWORKS_ENDIAN_SPEC): Define.
4194 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4195 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4196 VXWORKS_* equivalents.
4197 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4198 (ASM_FILE_START): Delete.
4199 (TARGET_VERSION): Reformat.
4200 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4201 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4202 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4203 (FPBIT, DPBIT): Define.
4204 (fp-bit.c, dp-bit.c): New rules.
4205 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4206 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4207 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4208 * config/arm/arm.h: Include vxworks-dummy.h.
4209 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4210 Mark with ATTRIBUTE_UNUSED.
4211 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4212 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4213 make it incompatible with -msingle-pic-base.
4214 (arm_function_ok_for_sibcall): Return false for calls that might
4215 go through a VxWorks PIC PLT entry.
4216 (require_pic_register): New function, split out from...
4217 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4219 (arm_load_pic_register): Handle the VxWorks RTP initialization
4220 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4221 (arm_emit_call_insn): New function.
4222 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4223 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4224 (pic_offset_arm): New pattern.
4225 (call, call_value): Use arm_emit_call_insn.
4226 (call_internal, call_value_internal): New expanders.
4227 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4228 VxWorks unless __PIC__.
4230 2007-05-30 Eric Christopher <echristo@gmail.com>
4232 * genrecog.c: Include regs.h in generated file.
4233 * genemit.c: Ditto. Fix up formatting.
4234 * config/mn10300/constraints.md: New.
4235 * config/mn10300/mn10300.md: Include.
4236 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4237 Fix up for removed macro.
4238 * config/mn10300/predicates.md (call_address_operand): Ditto.
4239 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4240 (CONST_OK_FOR_I): Ditto.
4241 (CONST_OK_FOR_J): Ditto.
4242 (CONST_OK_FOR_K): Ditto.
4243 (CONST_OK_FOR_L): Ditto.
4244 (CONST_OK_FOR_M): Ditto.
4245 (CONST_OK_FOR_N): Ditto.
4246 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4250 (EXTRA_CONSTRAINT): Ditto.
4252 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4254 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4256 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4257 OPTION_MASK_ISA_64BIT.
4258 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4260 2007-05-30 Richard Guenther <rguenther@suse.de>
4263 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4264 types for comparison.
4265 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4266 with original typed arguments.
4267 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4269 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4271 PR tree-optimization/31769
4272 * except.c (duplicate_eh_regions): Clear prev_try if
4273 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4275 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4277 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4278 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4279 bsi of the location where statements should be inserted.
4280 (sink_code_in_bb): Take bsi from statement_sink_location.
4281 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4282 instead of bsi_start.
4283 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4285 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4286 (bsi_move_before): Document inconsistency with bsi_move_after.
4287 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4289 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4291 * config/i386/i386.h (TARGET_ABM): New define.
4292 (TARGET_POPCNT): Ditto.
4293 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4294 New temporary defines to redefine from OPTION_ISA_* defines.
4295 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4296 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4297 (ix86_isa_flags): New extern int declaration.
4298 (TARGET_SUBTARGET_DEFAULT): New define.
4299 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4300 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4301 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4302 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4303 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4304 * config/i386/darwin.h: Change TARGET_64BIT define to
4307 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4308 using existing "ix86_isa_flags" varible.
4309 (m32, m64): Use existing "ix86_isa_flags" variable.
4310 (mmmx, m3dnow): Ditto.
4311 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4312 (mabm): Define as non-negative option using "x86_abm" variable.
4313 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4315 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4316 Rewrite feature test bitmap.
4317 (ix86_isa_flags): New initialized global int varible.
4318 (ix86_isa_flags_explicit): New static int variable.
4319 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4320 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4321 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4322 target_flags_explicit.
4323 (override_options): Remove "target_enable" and "target_disable" fields
4324 from "struct ptt". Update processor_target_table accordingly. Remove
4325 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4326 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4327 "target_flags" and "ix86_isa_flags_explicit" instead of
4328 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4329 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4330 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4331 to true when either of PTA_POPCNT or PTA_ABM is set in
4332 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4333 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4334 processor_alias_table flags entry. Remove handling of
4335 "target_enable" and "target_disable" fields of processor_target_table.
4336 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4337 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4338 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4339 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4340 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4342 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4344 2007-05-29 David Daney <ddaney@avtrex.com>
4347 * config/mips/mips.c (mips_output_mi_thunk): Emit
4348 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4350 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4351 * config/i386/i386.c (ix86_function_regparm): Added checking of
4352 ix86_force_align_arg_pointer to determine the number of
4353 register parameters.
4355 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4357 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4358 (SET_DR_MISALIGNMENT): New.
4359 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4360 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4361 Use SET_DR_MISALIGNMENT.
4362 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4364 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4365 find_loop_nest): Export.
4366 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4367 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4368 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4369 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4371 (struct mem_ref): Add field reuse_distance.
4372 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4373 Initialize reuse_distance field.
4374 (issue_prefetch_ref): Select temporality of prefetch according to
4376 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4377 self_reuse_distance, determine_loop_nest_reuse): New functions.
4378 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4379 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4380 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4383 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4385 * tree-ssa-alias.c: Add aliasing overview.
4387 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4388 Danny Smith <dannysmith@users.sourceforge.net>
4391 * config/i386/t-crtfm: Compile crtfastmath.o with
4392 -minline-all-stringops.
4393 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4394 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4396 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4398 * doc/md.texi: Document constraints on HP PA-RISC.
4400 * pa/constraints.md: New file.
4401 * pa.md: Include constraints.md.
4402 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4403 (integer_store_memory_operand, ldil_cint_p): New functions.
4404 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4405 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4406 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4407 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4408 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4410 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4413 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4414 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4415 case POSTDECREMENT_EXPR>): Return the error_mark_node
4416 if either the real or imaginary parts would an
4419 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4421 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4422 name when we remove it from a call.
4424 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4426 * targhooks.c (default_narrow_bitfield): Remove.
4427 * targhooks.h: Remove the prototype for
4428 default_narrow_bitfield.
4430 * langhooks-def.h: Remove the prototype for
4431 hook_get_alias_set_0.
4432 * langhooks.c (hook_get_alias_set_0): Remove.
4434 * global.c (EXECUTE_IF_CONFLICT): Remove.
4436 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4439 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4440 return true when truth_value_p is true and the type
4443 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4445 * doc/install.texi (Prerequisites): We no longer require Autoconf
4446 2.13 for the top-level.
4448 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4450 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4451 memory access via x86_expand_vector_move_misalign() only for
4452 TImode values on 32-bit targets.
4454 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4456 * matrix-reorg.c: New file. Implement matrix flattening and
4457 transposing optimization.
4458 * tree-pass.h: Add matrix reorg pass.
4459 * common.opt: Add fipa-mreorg flag.
4460 * Makefile.in: Add matrix-reorg.c.
4461 * passes.c: Add matrix reorg pass.
4462 * varpool.c (add_new_static_var): New function.
4463 * cgraph.h (add_new_static_var): Declare.
4465 2007-05-27 Eric Christopher <echristo@apple.com>
4467 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4468 sp_offset depending on stack size. Save r12 depending
4469 on registers we're saving later.
4470 (rs6000_emit_epilogue): Update sp_offset depending only
4473 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4475 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4476 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4477 * ifcvt.c (if_convert): Ditto.
4478 * tree-ssa-threadupdate.c (thread_block): Ditto.
4479 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4480 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4481 verify_loop_closed_ssa): Check number_of_loops instead of
4483 * predict.c (tree_estimate_probability): Ditto.
4484 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4485 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4486 * modulo-sched.c (sms_schedule): Ditto.
4487 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4488 (scev_finalize): Do not do anything if scev analysis was not
4490 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4491 current_loops == NULL.
4492 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4493 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4495 (loop_optimizer_finalize): Assert that loops were analyzed.
4496 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4497 rtl_doloop): Check number_of_loops instead of current_loops.
4498 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4499 current_loops == NULL.
4500 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4501 gate_tree_vectorize tree_linear_transform, check_data_deps,
4502 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4503 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4504 Check number_of_loops instead of current_loops.
4505 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4506 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4507 free loops if available.
4508 (execute_pre): Do not pass do_fre to fini_pre.
4510 2007-05-27 Tobias Burnus <burnus@net-b.de>
4513 * real.c (mpfr_from_real): Fix sign of -Inf.
4515 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4517 * tree-vect-transform.c (vectorizable_conversion): Initialize
4518 tree_code variables to ERROR_MARK.
4519 (vectorizable_type_demotion): Likewise.
4520 (vectorizable_type_promotion): Likewise.
4522 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4525 * config/i386/i386.md (movti): Handle push operands via
4528 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4530 * basic-block.h: Remove the prototype for merge_seq_blocks.
4531 * cfgcleanup.c (merge_seq_blocks): Remove.
4533 * tree-flow.h: Remove the prototype for is_aliased_with.
4534 * tree-ssa-alias.c (is_aliased_with): Remove.
4536 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4538 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4540 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4542 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4543 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4544 (vec_unpacks_hi_v16qi): Likewise.
4545 (vec_unpacku_lo_v16qi): Likewise.
4546 (vec_unpacks_lo_v16qi): Likewise.
4547 (vec_unpacku_hi_v8hi): Likewise.
4548 (vec_unpacks_hi_v8hi): Likewise.
4549 (vec_unpacku_lo_v8hi): Likewise.
4550 (vec_unpacks_lo_v8hi): Likewise.
4551 (vec_unpacku_hi_v4si): Likewise.
4552 (vec_unpacks_hi_v4si): Likewise.
4553 (vec_unpacku_lo_v4si): Likewise.
4554 (vec_unpacks_lo_v4si): Likewise.
4556 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4558 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4559 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4560 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4561 follow spelling conventions in various
4562 warning/error/diagnostic messages.
4564 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4565 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4566 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4567 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4568 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4569 * doc/tm.texi: Follow spelling conventions.
4571 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4574 * tree-ssa-forwprop.c
4575 (forward_propagate_addr_into_variable_array_index): Remove
4576 the lhs argument. Use the type of def_rhs instead of lhs.
4577 (forward_propagate_addr_expr_1): Update use of
4578 forward_propagate_addr_into_variable_array_index.
4580 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4581 Nigel Stephens <nigel@mips.com>
4583 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4584 function attributes, "far" being an alias for "long_call".
4585 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4586 (mips_near_type_p, mips_far_type_p): New.
4587 (mips_comp_type_attributes): New function to check that attributes
4588 attached to a function type are compatible.
4589 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4590 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4591 to the target function of the thunk.
4592 (mips_encode_section_info): Check for "near" and "far" function
4593 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4595 * config/mips/predicates.md (const_call_insn_operand): Test only
4596 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4598 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4601 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4602 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4603 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4604 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4606 2007-05-25 Eric Christopher <echristo@apple.com>
4608 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4609 to x86-darwin configurations.
4610 * config/i386/t-darwin: Add softfp support.
4611 * config/i386/t-darwin64: Ditto.
4612 * config/i386/sfp-machine.h: If mach then don't use
4613 aliasing, emit a stub to call.
4615 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4617 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4618 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4619 tree-predcom.c, tree-ssa-alias-warnings.c,
4620 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4621 comment typos. Follow spelling conventions.
4622 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4624 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4627 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4628 constants into memory. Expand unaligned memory references for
4629 SSE modes via x86_expand_vector_move_misalign() function.
4631 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4633 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4634 "memory" attribute for "sseishft" type insn without operands[2].
4636 2007-05-25 Dirk Mueller <dmueller@suse.de>
4637 Marcus Meissner <meissner@suse.de>
4639 * doc/extend.texi (alloc_size): New attribute.
4640 * c-common.c (handle_alloc_size_attribute): New.
4641 * tree-object-size.c (alloc_object_size): Use alloc_size
4642 attribute, if available.
4644 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4646 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4648 (__builtin_ia32_vec_ext_v2di): Likewise.
4649 (__builtin_ia32_vec_ext_v4si): Likewise.
4650 (__builtin_ia32_vec_ext_v8hi): Likewise.
4651 (__builtin_ia32_vec_ext_v16qi): Likewise.
4652 (__builtin_ia32_vec_set_v8hi): Likewise.
4654 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4656 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4658 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4660 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4661 (arm_is_longcall_p): Rename to...
4662 (arm_is_long_call_p): ...this. Take a single tree argument and
4664 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4665 (CUMULATIVE_ARGS): Remove call_cookie.
4666 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4667 (ENCODED_LONG_CALL_ATTR_P): Delete.
4668 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4669 LONG_CALL_FLAG_CHAR cases.
4670 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4671 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4672 ARM_DECLARE_FUNCTION_SIZE.
4673 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4674 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4675 (arm_encode_call_attribute, current_file_function_operand): Delete.
4676 (arm_function_in_section_p): New function.
4677 (arm_is_longcall_p): Rename to...
4678 (arm_is_long_call_p): ...this. Take the target function as a single
4679 argument and return a bool. Do not rely on call cookies. Check
4680 whether the target symbol is in the same section as the current
4681 function, not just the same compilation unit.
4682 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4683 (arm_encode_section_info): Don't encode a call type.
4684 * config/arm/arm.md (call, call_value): Update calls to
4685 arm_is_long(_)call_p. Simplify logic.
4686 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4687 Update calls to arm_is_long(_)call_p.
4689 2007-05-25 Richard Guenther <rguenther@suse.de>
4691 PR tree-optimization/31982
4692 * tree-ssa-forwprop.c
4693 (forward_propagate_addr_into_variable_array_index): Handle arrays
4694 with element size one.
4696 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4698 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4699 (umulsi3_highpart): Likewise.
4701 2007-05-24 Ian Lance Taylor <iant@google.com>
4703 PR rtl-optimization/32069
4704 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4707 2007-05-24 Ollie Wild <aaw@google.com>
4709 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4712 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4714 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4715 (oprs_unchanged_p): Use it to check all registers in a REG.
4716 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4717 (reg_set_between_after_reload_p): Delete.
4718 (reg_used_between_after_reload_p): Likewise.
4719 (reg_set_or_used_since_bb_start): Likewise.
4720 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4721 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4722 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4723 * rtlanal.c (reg_set_p): Check whether REG overlaps
4724 regs_invalidated_by_call, rather than just checking the
4725 membership of REGNO (REG).
4727 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4729 * doc/passes.texi: Document predictive commoning.
4730 * doc/invoke.texi (-fpredictive-commoning): Document.
4731 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4732 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4733 adding indices to the generated name.
4734 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4735 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4736 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4737 (op_symbol_code): ... and exported.
4738 (dump_omp_clause, op_symbol): Use op_symbol_code
4739 instead of op_symbol_1.
4740 * tree-pass.h (pass_predcom): Declare.
4741 * timevar.def (TV_PREDCOM): New timevar.
4742 * tree-ssa-loop.c (run_tree_predictive_commoning,
4743 gate_tree_predictive_commoning, pass_predcom): New.
4744 * tree-data-ref.c (find_data_references_in_loop): Find the
4745 references in dominance order.
4746 (canonicalize_base_object_address): Ensure that the result has
4748 (dr_analyze_innermost): Export.
4749 (create_data_ref): Code to fail for references with invariant
4751 (find_data_references_in_stmt): ... here.
4752 * tree-data-ref.h (dr_analyze_innermost): Declare.
4753 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4754 (aff_combination_find_elt, name_expansion_hash,
4755 name_expansion_eq, tree_to_aff_combination_expand,
4756 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4758 * tree-affine.h (aff_combination_constant_multiple_p,
4759 tree_to_aff_combination_expand): Declare.
4760 * tree-predcom.c: New file.
4761 * common.opt (fpredictive-commoning): New option.
4762 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4763 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4764 * Makefile.in (tree-predcom.o): Add.
4765 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4766 * passes.c (init_optimization_passes): Add dceloop after
4767 copy propagation in loop optimizer. Add predictive commoning
4768 to loop optimizer passes.
4770 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4772 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4775 2007-05-24 Jan Hubicka <jh@suse.cz>
4777 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4779 (genheader): Include statistics.h.
4781 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4783 * print-rtl.c (flag_dump_unnumbered): Update comments.
4784 (print_rtl): Fix my previous change.
4785 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4788 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4791 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4793 (thread_through_all_blocks): Call initialize_original_copy_tables
4794 and free_original_copy_tables.
4795 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4797 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4798 * cfghooks.c (duplicate_block): Use get_loop_copy.
4799 * cfg.c: Include cfgloop.h.
4800 (loop_copy): New hash table.
4801 (initialize_original_copy_tables): Initialize loop_copy table.
4802 (free_original_copy_tables): Free loop_copy table.
4803 (copy_original_table_clear, copy_original_table_set,
4804 set_loop_copy, get_loop_copy): New functions.
4805 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4806 * cfgloop.h (struct loop): Remove copy field.
4807 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4808 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4810 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4812 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4813 -msse/-msse2/-msse3.
4815 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4817 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4818 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4820 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4823 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4824 * targhooks.h (default_mangle_decl_assembler_name): Declare
4826 * targhooks.c (default_mangle_decl_assembler_name): Define
4828 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4830 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4831 * langhooks.c (lhd_set_decl_assembler_name): Call
4832 targetm.mangle_decl_assembler_name for names with global scope.
4834 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4836 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4837 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4839 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4840 New. Factored out of i386_pe_encode_section_info.
4841 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4842 Move check for prior decoration of stdcall
4843 symbols to i386_pe_encode_section_info.
4844 (i386_pe_encode_section_info): Adjust call to
4845 gen_stdcall_or_fastcall_suffix. Use
4846 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4847 (i386_pe_mangle_decl_assembler_name): New. Wrap
4848 i386_pe_maybe_mangle_decl_assembler_name.
4850 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4852 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4853 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4854 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4855 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4856 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4859 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4860 Nigel Stephens <nigel@mips.com>
4861 Richard Sandiford <richard@codesourcery.com>
4863 Fix up MIPS16 hard float and add support for complex.
4865 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4866 (TARGET_SOFT_FLOAT_ABI): New.
4867 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4868 __mips_soft_float to reflect the ABI in use, not whether the
4869 FPU is directly accessible (e.g., in MIPS16 mode).
4870 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4871 (UNITS_PER_FPVALUE): Likewise.
4873 * config/mips/mips.c (mips_expand_call): Remove redundant
4874 TARGET_MIPS16 check.
4875 (mips_arg_regno): New.
4876 (function_arg_advance): When setting bits in cum->fp_code for
4877 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4879 (function_arg): Use mips_arg_regno.
4880 (mips_return_mode_in_fpr_p): New.
4881 (mips16_call_stub_mode_suffix): New.
4882 (mips16_cfun_returns_in_fpr_p): New.
4883 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4884 (mips_output_function_prologue): Test mips16_hard_float, not
4885 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4886 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4887 return value into a floating-point register.
4888 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4889 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4890 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4891 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4892 word of double arguments from or to the high bits of 64-bit
4893 floating point registers.
4894 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4895 (mips16_fpret_double): New helper function.
4896 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4897 support for complex modes. Fill in DECL_RESULT for stubdecl.
4898 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4900 * config/mips/mips16.S
4901 (RET, ARG1, ARG2): New.
4902 (MERGE_GPRf, MERGE_GPRt): New.
4903 (DELAYt, DELAYf): New.
4904 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4905 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4906 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4907 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4908 (SFOP): Renamed to...
4909 (OPSF3): This, and macro-ified. Updated all uses.
4910 (SFOP2): Renamed to...
4911 (OPSF2): This, and macro-ified. Updated all uses.
4912 (SFCMP): Renamed to...
4913 (CMPSF): This, and macro-ified. Updated all uses.
4914 (SFREVCMP): Renamed to...
4915 (REVCMPSF): This, and macro-ified. Updated all uses.
4916 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4917 (LDDBL1, LDDBL2, RETDBL): Deleted.
4918 (DFOP): Renamed to...
4919 (OPDF3): This, and macro-ified. Updated all uses.
4920 (DFOP2): Renamed to...
4921 (OPDF2): This, and macro-ified. Updated all uses.
4922 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4923 (DFCMP): Renamed to...
4924 (CMPDF): This, and macro-ified. Updated all uses.
4925 (DFREVCMP): Renamed to...
4926 (REVCMPDF): This, and macro-ified. Updated all uses.
4927 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4928 (RET_FUNCTION): New.
4929 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4930 (__mips16_ret_sc, __mips16_ret_dc): New.
4931 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4932 STUB_ARGS_6, STUB_ARGS_10): New.
4933 (CALL_STUB_NO_RET): New.
4934 (__mips16_call_stub_1): Macro-ified.
4935 (__mips16_call_stub_5): Macro-ified.
4936 (__mips16_call_stub_2): Macro-ified.
4937 (__mips16_call_stub_6): Macro-ified.
4938 (__mips16_call_stub_9): Macro-ified.
4939 (__mips16_call_stub_10): Macro-ified.
4940 (CALL_STUB_RET): New.
4941 (__mips16_call_stub_sf_0): Macro-ified.
4942 (__mips16_call_stub_sf_1): Macro-ified.
4943 (__mips16_call_stub_sf_5): Macro-ified.
4944 (__mips16_call_stub_sf_2): Macro-ified.
4945 (__mips16_call_stub_sf_6): Macro-ified.
4946 (__mips16_call_stub_sf_9): Macro-ified.
4947 (__mips16_call_stub_sf_10): Macro-ified.
4948 (__mips16_call_stub_df_0): Macro-ified.
4949 (__mips16_call_stub_df_1): Macro-ified.
4950 (__mips16_call_stub_df_5): Macro-ified.
4951 (__mips16_call_stub_df_2): Macro-ified.
4952 (__mips16_call_stub_df_6): Macro-ified.
4953 (__mips16_call_stub_df_9): Macro-ified.
4954 (__mips16_call_stub_df_10): Macro-ified.
4955 (__mips16_call_stub_sc_0): New.
4956 (__mips16_call_stub_sc_1): New.
4957 (__mips16_call_stub_sc_5): New.
4958 (__mips16_call_stub_sc_2): New.
4959 (__mips16_call_stub_sc_6): New.
4960 (__mips16_call_stub_sc_9): New.
4961 (__mips16_call_stub_sc_10): New.
4962 (__mips16_call_stub_dc_0): New.
4963 (__mips16_call_stub_dc_1): New.
4964 (__mips16_call_stub_dc_5): New.
4965 (__mips16_call_stub_dc_2): New.
4966 (__mips16_call_stub_dc_6): New.
4967 (__mips16_call_stub_dc_9): New.
4968 (__mips16_call_stub_dc_10): New.
4970 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4971 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4972 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4974 2007-05-23 Ian Lance Taylor <iant@google.com>
4976 * doc/invoke.texi (Invoking GCC): Document that the order of the
4979 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4982 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4983 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4984 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4988 * config/score/score.c (score_print_operand): Make sure that only
4989 lower bits are used.
4991 2007-05-22 Ian Lance Taylor <iant@google.com>
4993 * tree-vrp.c (avoid_overflow_infinity): New static function,
4994 broken out of set_value_range_to_value.
4995 (set_value_range_to_value): Call avoid_overflow_infinity.
4996 (extract_range_from_assert): Likewise.
4998 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5001 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5002 change the type before looking for a COMPOUND_EXPR.
5004 2007-05-22 Ian Lance Taylor <iant@google.com>
5006 * lower-subreg.c (decompose_multiword_subregs): If we change an
5007 insn, call remove_retval_note on it.
5009 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5011 * regs.h (end_hard_regno): New function.
5012 (END_HARD_REGNO, END_REGNO): New macros.
5013 (add_to_hard_reg_set): New function.
5014 (remove_from_hard_reg_set): Likewise.
5015 (in_hard_reg_set_p): Likewise.
5016 (overlaps_hard_reg_set_p): Likewise.
5017 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5018 (note_btr_set): Use END_HARD_REGNO.
5019 * caller-save.c (setup_save_areas): Use end_hard_regno.
5020 (mark_set_regs): Use END_HARD_REGNO.
5021 (add_stored_regs): Use end_hard_regno.
5022 (mark_referenced_regs): Use add_to_hard_reg_set.
5023 * combine.c (update_table_tick): Use END_REGNO.
5024 (record_value_for_reg): Likewise.
5025 (record_dead_and_set_regs): Likewise.
5026 (get_last_value_validate): Likewise.
5027 (use_crosses_set_p): Likewise.
5028 (reg_dead_at_p_1): Likewise.
5029 (reg_dead_at_p): Likewise.
5030 (mark_used_regs_combine): Use add_to_hard_reg_set.
5031 (move_deaths): Use END_HARD_REGNO.
5032 (reg_bitfield_target_p): Use end_hard_regno.
5033 (distribute_notes): Use END_HARD_REGNO.
5034 * cse.c (mention_regs): Use END_REGNO.
5035 (insert): Use add_to_hard_reg_set.
5036 (invalidate): Use END_HARD_REGNO.
5037 (invalidate_for_call): Likewise.
5038 (exp_equiv_p): Use END_REGNO.
5039 (cse_insn): Likewise.
5040 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5041 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5042 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5043 * function.c (keep_stack_depressed): Use end_hard_regno.
5044 * global.c (global_alloc): Use end_hard_regno.
5045 (global_conflicts): Use add_to_hard_reg_set instead of
5047 (find_reg): Likewise.
5048 (mark_reg_store): Likewise.
5049 (mark_reg_conflicts): Likewise.
5050 (mark_reg_death): Use remove_from_hard_reg_set.
5051 (mark_reg_live_nc): Delete.
5052 (set_preference): Use end_hard_regno.
5053 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5054 remove_from_hard_reg_set.
5055 (post_mark_life): Use add_to_hard_reg_set.
5056 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5057 (reg_becomes_live): Use add_to_hard_reg_set.
5058 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5059 (peep2_find_free_register): Use add_to_hard_reg_set.
5060 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5061 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5062 * regrename.c (note_sets): Use add_to_hard_reg_set.
5063 (clear_dead_regs): Use remove_from_hard_reg_set.
5064 (regrename_optimize): Use add_to_hard_reg_set.
5065 (find_oldest_value_reg): Use in_hard_reg_set_p.
5066 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5067 (hard_reg_set_here_p): Use end_hard_regno.
5068 (decompose): Likewise.
5069 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5070 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5071 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5072 (mark_home_live): Use end_hard_regno.
5073 (spill_hard_reg): Likewise.
5074 (clear_reload_reg_in_use): Likewise.
5075 * reorg.c (delete_prior_computation): Use END_REGNO.
5076 * resource.c (update_live_status): Use END_HARD_REGNO.
5077 (mark_referenced_resources): Use add_to_hard_reg_set.
5078 (mark_set_resources): Likewise.
5079 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5080 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5081 (reg_overlap_mentioned_p): Likewise.
5082 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5083 (covers_regno_no_parallel_p): Use END_REGNO.
5084 (find_regno_note): Likewise.
5085 (find_reg_fusage): Use END_HARD_REGNO.
5086 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5087 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5089 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5091 * mode-switching.c (reg_dies): Change type of second argument to
5093 (optimize_mode_switching): Update accordingly.
5095 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5097 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5099 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5100 (hard_reg_set_empty_p): ...these new functions.
5101 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5102 GO_IF_HARD_REG_SUBSET.
5103 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5104 instead of GO_IF_HARD_REG_EQUAL.
5105 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5106 instead of GO_IF_HARD_REG_EQUAL.
5107 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5108 GO_IF_HARD_REG_SUBSET.
5109 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5110 GO_IF_HARD_REG_EQUAL.
5111 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5112 of GO_IF_HARD_REG_SUBSET.
5113 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5114 instead of GO_IF_HARD_REG_EQUAL.
5115 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5116 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5117 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5118 of GO_IF_HARD_REG_SUBSET,
5119 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5120 GO_IF_HARD_REG_SUBSET.
5121 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5122 instead of GO_IF_HARD_REG_EQUAL.
5123 * config/sh/sh.c (push_regs, calc_live_regs): Use
5124 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5125 (hard_regs_intersect_p): Delete.
5127 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5129 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5131 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5132 Richard Henderson <rth@redhat.com>
5134 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5136 (x86_64-*-*): Likewise.
5138 * i386/i386-modes.def (V2QI): New.
5140 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5142 (override_options): Support SSE4.1.
5143 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5144 (IX86_BUILTIN_BLENDPS): Likewise.
5145 (IX86_BUILTIN_BLENDVPD): Likewise.
5146 (IX86_BUILTIN_BLENDVPS): Likewise.
5147 (IX86_BUILTIN_PBLENDVB128): Likewise.
5148 (IX86_BUILTIN_PBLENDW128): Likewise.
5149 (IX86_BUILTIN_DPPD): Likewise.
5150 (IX86_BUILTIN_DPPS): Likewise.
5151 (IX86_BUILTIN_INSERTPS128): Likewise.
5152 (IX86_BUILTIN_MOVNTDQA): Likewise.
5153 (IX86_BUILTIN_MPSADBW128): Likewise.
5154 (IX86_BUILTIN_PACKUSDW128): Likewise.
5155 (IX86_BUILTIN_PCMPEQQ): Likewise.
5156 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5157 (IX86_BUILTIN_PMAXSB128): Likewise.
5158 (IX86_BUILTIN_PMAXSD128): Likewise.
5159 (IX86_BUILTIN_PMAXUD128): Likewise.
5160 (IX86_BUILTIN_PMAXUW128): Likewise.
5161 (IX86_BUILTIN_PMINSB128): Likewise.
5162 (IX86_BUILTIN_PMINSD128): Likewise.
5163 (IX86_BUILTIN_PMINUD128): Likewise.
5164 (IX86_BUILTIN_PMINUW128): Likewise.
5165 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5166 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5167 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5168 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5169 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5170 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5171 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5172 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5173 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5174 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5175 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5176 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5177 (IX86_BUILTIN_PMULDQ128): Likewise.
5178 (IX86_BUILTIN_PMULLD128): Likewise.
5179 (IX86_BUILTIN_ROUNDPD): Likewise.
5180 (IX86_BUILTIN_ROUNDPS): Likewise.
5181 (IX86_BUILTIN_ROUNDSD): Likewise.
5182 (IX86_BUILTIN_ROUNDSS): Likewise.
5183 (IX86_BUILTIN_PTESTZ): Likewise.
5184 (IX86_BUILTIN_PTESTC): Likewise.
5185 (IX86_BUILTIN_PTESTNZC): Likewise.
5186 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5187 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5188 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5189 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5190 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5192 (bdesc_sse_3arg): Likewise.
5193 (bdesc_2arg): Likewise.
5194 (bdesc_1arg): Likewise.
5195 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5197 (ix86_expand_sse_4_operands_builtin): New.
5198 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5199 smaller than 8 bits as the 2nd arg.
5200 (ix86_expand_sse_ptest): New.
5201 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5202 (ix86_expand_vector_set): Support SSE4.1.
5203 (ix86_expand_vector_extract): Likewise.
5205 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5206 __SSE4_1__ for -msse4.1.
5208 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5209 (UNSPEC_INSERTPS): Likewise.
5210 (UNSPEC_DP): Likewise.
5211 (UNSPEC_MOVNTDQA): Likewise.
5212 (UNSPEC_MPSADBW): Likewise.
5213 (UNSPEC_PHMINPOSUW): Likewise.
5214 (UNSPEC_PTEST): Likewise.
5215 (UNSPEC_ROUNDP): Likewise.
5216 (UNSPEC_ROUNDS): Likewise.
5218 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5220 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5221 (const_pow2_1_to_32768_operand): Likewise.
5223 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5226 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5228 (sse4_1_insertps): Likewise.
5229 (*sse4_1_extractps): Likewise.
5230 (sse4_1_ptest): Likewise.
5231 (sse4_1_mulv2siv2di3): Likewise.
5232 (*sse4_1_mulv4si3): Likewise.
5233 (*sse4_1_smax<mode>3): Likewise.
5234 (*sse4_1_umax<mode>3): Likewise.
5235 (*sse4_1_smin<mode>3): Likewise.
5236 (*sse4_1_umin<mode>3): Likewise.
5237 (sse4_1_eqv2di3): Likewise.
5238 (*sse4_1_pinsrb): Likewise.
5239 (*sse4_1_pinsrd): Likewise.
5240 (*sse4_1_pinsrq): Likewise.
5241 (*sse4_1_pextrb): Likewise.
5242 (*sse4_1_pextrb_memory): Likewise.
5243 (*sse4_1_pextrw_memory): Likewise.
5244 (*sse4_1_pextrq): Likewise.
5245 (sse4_1_blendpd): Likewise.
5246 (sse4_1_blendps): Likewise.
5247 (sse4_1_blendvpd): Likewise.
5248 (sse4_1_blendvps): Likewise.
5249 (sse4_1_dppd): Likewise.
5250 (sse4_1_dpps): Likewise.
5251 (sse4_1_movntdqa): Likewise.
5252 (sse4_1_mpsadbw): Likewise.
5253 (sse4_1_packusdw): Likewise.
5254 (sse4_1_pblendvb): Likewise.
5255 (sse4_1_pblendw): Likewise.
5256 (sse4_1_phminposuw): Likewise.
5257 (sse4_1_extendv8qiv8hi2): Likewise.
5258 (*sse4_1_extendv8qiv8hi2): Likewise.
5259 (sse4_1_extendv4qiv4si2): Likewise.
5260 (*sse4_1_extendv4qiv4si2): Likewise.
5261 (sse4_1_extendv2qiv2di2): Likewise.
5262 (*sse4_1_extendv2qiv2di2): Likewise.
5263 (sse4_1_extendv4hiv4si2): Likewise.
5264 (*sse4_1_extendv4hiv4si2): Likewise.
5265 (sse4_1_extendv2hiv2di2): Likewise.
5266 (*sse4_1_extendv2hiv2di2): Likewise.
5267 (sse4_1_extendv2siv2di2): Likewise.
5268 (*sse4_1_extendv2siv2di2): Likewise.
5269 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5270 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5271 (sse4_1_zero_extendv4qiv4si2): Likewise.
5272 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5273 (sse4_1_zero_extendv2qiv2di2): Likewise.
5274 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5275 (sse4_1_zero_extendv4hiv4si2): Likewise.
5276 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5277 (sse4_1_zero_extendv2hiv2di2): Likewise.
5278 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5279 (sse4_1_zero_extendv2siv2di2): Likewise.
5280 (*sse4_1_zero_extendv2siv2di2): Likewise.
5281 (sse4_1_roundpd): Likewise.
5282 (sse4_1_roundps): Likewise.
5283 (sse4_1_roundsd): Likewise.
5284 (sse4_1_roundss): Likewise.
5285 (mulv4si3): Don't expand for SSE4.1.
5286 (smax<mode>3): Likewise.
5287 (umaxv4si3): Likewise.
5288 (uminv16qi3): Likewise.
5289 (umin<mode>3): Likewise.
5290 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5292 * doc/extend.texi: Document SSE4.1 built-in functions.
5294 * doc/invoke.texi: Document -msse4.1.
5296 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5298 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5299 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5300 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5301 (ASM_SPEC): Add asm_pcrel_spec.
5302 (EXTRA_SPECS): Add asm_pcrel_spec.
5304 2007-05-21 David Daney <ddaney@avtrex.com>
5306 * doc/install.texi (Building a cross compiler): Add requirements
5307 for Java cross compiler.
5309 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5312 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5313 Add loopno argument. Use evolution_function_is_invariant_rec_p
5314 instead of evolution_function_is_constant_p.
5315 Update calls to evolution_function_is_affine_multivariate_p.
5316 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5317 Add loopno argument.
5318 * tree-scalar-evolution.c (gather_chrec_stats): Call
5319 evolution_function_is_affine_multivariate_p with a loop
5321 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5322 (analyze_overlapping_iterations): Likewise.
5323 (access_functions_are_affine_or_constant_p): Likewise.
5324 (build_classic_dist_vector_1): If the access functions
5325 are equal, don't do anything.
5327 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5328 Paolo Carlini <pcarlini@suse.de>
5329 Uros Bizjak <ubizjak@gmail.com>
5331 * c-cppbuiltin.c (c_cpp_builtins): Define
5332 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5333 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5334 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5335 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5337 2007-05-21 Mike Stump <mrs@apple.com>
5339 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5341 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5343 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5345 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5346 implementation if __OPTIMIZE__ is not defined.
5347 (_mm_alignr_pi8): Ditto.
5348 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5349 (_mm_inserti_si64): Ditto.
5350 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5351 (_mm_slli_epi16): Ditto.
5352 (_mm_slli_epi32): Ditto.
5353 (_mm_slli_epi64): Ditto.
5354 (_mm_srai_epi16): Ditto.
5355 (_mm_srai_epi32): Ditto.
5356 (_mm_srli_si128): Ditto.
5357 (_mm_slli_si128): Ditto.
5358 (_mm_srli_epi16): Ditto.
5359 (_mm_srli_epi32): Ditto.
5360 (_mm_srli_epi64): Ditto.
5361 (_mm_extract_epi16): Ditto.
5362 (_mm_insert_epi16): Ditto.
5363 (_mm_shufflehi_epi16): Ditto.
5364 (_mm_shufflelo_epi16): Ditto.
5365 (_mm_shuffle_epi32): Ditto.
5366 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5368 (_mm_insert_pi16): Ditto.
5370 (_mm_shuffle_pi16): Ditto.
5372 (_mm_shufle_ps): Ditto.
5373 (_mm_prefetch): Ditto.
5375 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5377 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5378 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5379 * real.c (encode_i370_single, decode_i370_single,
5380 encode_i370_double, decode_i370_double): Functions removed.
5381 (i370_single_format, i370_double_format): Initializations removed.
5382 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5383 Consider the log2_b field to always be one.
5384 (ieee_single_format, mips_single_format, coldfire_single_format,
5385 ieee_double_format, mips_double_format, coldfire_double_format,
5386 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5387 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5388 ibm_extended_format, mips_extended_format, ieee_quad_format,
5389 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5390 decimal_single_format, decimal_double_format, decimal_quad_format,
5391 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5392 initialization of log2_b.
5393 * real.h (i370_single_format, i370_double_format): Declarations
5395 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5396 field to always be one.
5398 2007-05-21 Andreas Schwab <schwab@suse.de>
5400 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5401 NOTE_INSN_BASIC_BLOCK_P.
5402 (process_for_unwind_directive): Likewise.
5404 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5406 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5407 * function.h (struct function): Move va_list_gpr_size,
5408 va_list_fpr_size, function_frequency to front of bitfields. Add
5410 (current_function_calls_unwind_init): New.
5411 * except.c (expand_builtin_unwind_init): Set
5412 current_function_calls_unwind_init not
5413 current_function_has_nonlocal_label.
5414 * reload1.c (has_nonexceptional_receiver): New.
5415 (reload): Use it and current_function_calls_unwind_init to
5416 determine whether call-saved regs must be saved.
5418 2007-05-20 Jan Hubicka <jh@suse.cz>
5420 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5421 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5422 * ddg.c (create_ddg): LIkewise.
5423 * final.c (final): Remove hunk moving line number notes around since
5424 they are no longer present at this stage.
5425 (final_scan_insn): Use NOTE_KIND instead of
5426 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5427 (output_asm_label): Likewise.
5428 * reorg.c (dbr_schedule): Likewise.
5429 * haifa-sched.c (unlink_other_notes): Likewise.
5430 * mode-switching.c (optimize_mode_switching): Likewise.
5431 * graph.c (start_bb): Likewise.
5432 * rtl.def (NOTE): Update description.
5433 * jump.c (squeeze_notes): Delete.
5434 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5435 NOTE_INSN_BASIC_BLOCK_P when possible.
5436 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5437 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5438 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5439 (dwarf2out_var_location): Likewise.
5440 * cfgbuild.c (make_edges): Likewise.
5441 (find_basic_blocks_1): Likewise.
5442 * function.c (reorder_blocks_1): Likewise.
5443 (epilogue_done): Likewise.
5444 (reposition_prologue_and_epilogue_notes): Likewise.
5445 * print-rtl.c (print_rtx): Likewise; drop code for printing
5447 (print_rtl): Likewise.
5448 (print_rtl_single): Likewise.
5449 * gcse.c (insert_insn_start_bb): Likewise.
5450 * alias.c (init_alias_analysis): Likewise.
5451 * calls.c (fixup_tail_calls): Likewise.
5452 * except.c (sjlj_emit_function_enter): Likewise.
5453 * emit-rtl.c (add_insn_after): Likeiwse.
5454 (emit_label_before): Likewise.
5455 (emit_label_after): Likewise.
5456 (emit_note_before, emit_note_after, emit_note): Update
5457 parameter to be enum insn_note; do not deal with source
5459 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5460 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5462 (merge_blocks_move_successor_nojumps): Simplify now when
5463 we don't have BLOCK notes.
5464 (try_optimize_cfg): Likewise.
5465 * cfglayout.c (skip_insns_after_block): Likewise.
5466 (record_effective_endpoints): Likewise.
5467 (duplicate_insn_chain): Likewise.
5468 * varasm.c (output_constant_pool_1): Likewise.
5469 * sched-deps.c (sched_analyze): Likewise.
5470 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5472 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5473 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5474 (SET_INSN_DELETED): Simplify.
5475 (NOTE_LINE_NUMBER): Exterminate.
5476 (NOTE_LINE_KIND): New.
5477 (NOTE_INSN_BASIC_BLOCK_P): Update.
5478 (enum insn_note): Simplify.
5479 (GET_NOTE_INSN_NAME) Simplify.
5480 (emit_note_before, emit_note_after, emit_note): Update prototype.
5481 (squeeze_notes): Remove.
5482 * sched-int.h (NOTE_NOT_BB_P): Update.
5483 * resource.c (mark_target_live_regs): Update.
5484 * sched-rgn.c (debug_dependencies): Update.
5485 * sched-vis.c (print_insn): Update.
5486 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5487 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5488 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5489 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5490 (split_branches): Update.
5491 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5493 (sh_adjust_unroll_max): Exterminate.
5494 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5495 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5496 (m68hc11_reorg): Likewise.
5497 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5498 (emit_predicate_relation_info): Update.
5499 (process_for_unwind_directive): Update.
5500 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5501 (output_call): Update.
5502 * config/pa/pa.c (output_lbranch): Update.
5503 (output_millicode_call): Update.
5504 (output_call): Update.
5505 (pa_combine_instructions): Update.
5506 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5507 * config/bfin/bfin.c (gen_one_bundle): Update.
5508 * cfgrtl.c (can_delete_note_p): Update.
5509 (delete_insn): Update.
5510 (rtl_merge_blocks): Update.
5511 (commit_one_edge_insertion): Update.
5512 (rtl_verify_flow_info): Update.
5513 * stmt.c (expand_case): Do not call squeeze_notes.
5515 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5522 * c.opt (Wtype-limits): New.
5523 * doc/invoke.texi (Wtype-limits): Document it.
5524 (Wextra): Enabled by -Wextra.
5525 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5526 * c-common.c (shorten_compare): Warn with Wtype-limits.
5528 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5530 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5531 inlined function, not as a macro.
5532 (_mm_alignr_pi8): Ditto.
5533 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5534 (_mm_inserti_si64): Ditto.
5535 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5536 (_mm_extract_epi16): Ditto.
5537 (_mm_insert_epi16): Ditto.
5538 (_mm_shufflehi_epi16): Ditto.
5539 (_mm_shufflelo_epi16): Ditto.
5540 (_mm_shuffle_epi32): Ditto.
5541 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5542 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5544 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5546 (_m_to_float): Use C89 compatible assignment.
5548 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5551 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5553 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5556 * doc/invoke.texi (Wreturn-type): Complete description.
5557 (Wextra): Delete item about return-type warning.
5558 * c-decl.c: Delete redundant Wextra warning.
5560 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5563 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5564 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5565 inlined function, not as a macro.
5566 (_mm_prefetch): Ditto.
5568 (_mm_insert_pi16): Ditto.
5570 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5571 (_m_pshufw): Ditto. Add const to __N argument.
5572 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5573 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5574 (_mm_slli_epi32): Ditto.
5575 (_mm_srli_si128): Implement as always inlined function, not as a
5576 macro. Add __inline to function declaration.
5577 (_mm_slli_si128): Ditto.
5579 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5581 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5582 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5584 (struct fenv): New structure.
5585 (FP_HANDLE_EXCEPTIONS): New define.
5586 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5587 (_FP_DECL_EXP): New define.
5588 (FP_INIT_ROUNDMODE): New define.
5589 (FP_ROUNDMODE): New define.
5591 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5593 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5594 (Wconversion): Update description.
5595 (Wconversion-sign): New.
5596 * c.opt (Wconversion-sign): New.
5597 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5598 means disabled for C++. Otherwise, take the status of Wconversion.
5599 * c-common.c (conversion_warning): Warn with either Wconversion or
5601 (warnings_for_convert_and_check): Conditions are already checked by
5603 (convert_and_check): Don't check warnings if the conversion failed.
5605 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5606 Anatoly Sokolov <aesok@dol.ru>
5608 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5609 avr_epilogue_uses) : Add declaration.
5610 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5611 * config/avr/constraints.md (R): New constraint.
5612 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5613 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5614 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5615 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5616 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5617 call_prologue_saves, epilogue_restores, return_from_epilogue,
5618 return_from_main_epilogue, return_from_interrupt_epilogue,
5619 return_from_naked_epilogue, prologue, epilogue): New patterns.
5620 (jump): Handle symbol reference.
5621 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5622 avr_output_function_prologue, avr_output_function_epilogue): Remove
5624 (avr_init_machine_status, expand_prologue, expand_epilogue,
5625 avr_asm_function_end_prologue, avr_epilogue_uses,
5626 avr_asm_function_begin_epilogue): New functions.
5627 (prologue_size, epilogue_size, jump_tables_size): Remove global
5629 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5630 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5631 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5632 (avr_override_options): Initialise init_machine_status.
5633 (output_movhi): Handle all stack pointer loads.
5634 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5635 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5636 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5637 (EPILOGUE_USES) Redefine.
5638 (machine_function) Declare.
5640 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5642 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5643 Use a single return statement.
5645 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5648 * builtins.c (do_mpfr_lgamma_r): New.
5649 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5650 * tree.h (CASE_FLT_FN_REENT): New.
5652 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5654 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5655 (output_die): Use 'unsigned long' with %x.
5656 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5657 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5658 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5660 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5662 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5667 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5668 true if function has no argument.
5670 2007-05-18 DJ Delorie <dj@redhat.com>
5672 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5673 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5675 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5677 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5678 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5679 count_trailing_zeros.
5680 (__i386__): Implement count_leading_zeros using __builtin_clz().
5681 Implement count_trailing_zeros usign __builtin_ctz().
5683 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5685 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5687 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5690 * expr.c (emit_move_change_mode): Change mode of push operands here.
5692 2007-05-17 Ian Lance Taylor <iant@google.com>
5694 PR tree-optimization/31953
5695 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5697 (set_value_range_to_null): Call set_value_range_to_value.
5698 (extract_range_from_comparison): Likewise.
5700 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5702 * toplev.c (print_version): Output GMP/MPFR version info.
5704 * builtins.c (CASE_MATHFN_REENT): New macro.
5705 (mathfn_built_in): Use it.
5706 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5707 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5708 BUILT_IN_LGAMMAL_R): New.
5709 * doc/extend.texi: Document new builtins.
5712 * builtins.c (do_mpfr_remquo): New.
5713 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5714 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5717 * builtins.c (fold_builtin_1): Handle y0, y1.
5718 (fold_builtin_2): Handle yn.
5721 * builtins.c (do_mpfr_bessel_n): New.
5722 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5723 (fold_builtin_2): Handle BUILT_IN_JN.
5725 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5728 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5729 TYPE_PRECISION (intmax_type_node).
5731 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5734 * reload.c (subst_reloads): Remove checking.
5736 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5738 PR rtl-optimization/31691
5739 * combine.c (simplify_set): Build a new src pattern instead of
5740 substituting its operands in the COMPARE case.
5742 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5744 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5745 (execute_vrp): Preserve loops through jump threading.
5746 * tree-ssa-threadupdate.c (thread_single_edge,
5747 dbds_continue_enumeration_p, determine_bb_domination_status,
5748 thread_through_loop_header): New functions.
5749 (create_edge_and_update_destination_phis,
5750 create_edge_and_update_destination_phis): Set loops for the new blocks.
5751 (prune_undesirable_thread_requests): Removed.
5752 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5754 (thread_block): Do not call prune_undesirable_thread_requests.
5756 (mark_threaded_blocks): Select edges to thread here.
5757 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5758 Thread edges through loop headers independently.
5759 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5760 * tree-pass.h (TODO_mark_first_instance): New.
5761 (first_pass_instance): Declare.
5762 * cfghooks.c (duplicate_block): Put the block to the original loop
5763 if copy is not specified.
5764 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5765 jump threading. Pass may_peel_loop_headers to
5766 thread_through_all_blocks according to first_pass_instance.
5767 * cfgloop.h (create_preheader): Declare.
5768 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5769 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5770 * passes.c (first_pass_instance): New variable.
5771 (next_pass_1): Set TODO_mark_first_instance.
5772 (execute_todo): Set first_pass_instance.
5774 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5776 PR tree-optimization/24659
5777 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5778 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5779 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5780 OTI_vec_pack_ufix_trunc.
5781 (vec_unpacks_float_hi_optab): Define new macro.
5782 (vec_unpacks_float_lo_optab): Ditto.
5783 (vec_unpacku_float_hi_optab): Ditto.
5784 (vec_unpacku_float_lo_optab): Ditto.
5785 (vec_pack_sfix_trunc_optab): Ditto.
5786 (vec_pack_ufix_trunc_optab): Ditto.
5787 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5788 and vec_pack_[s|u]fix_trunc_optab using
5789 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5790 * tree-vectorizer.c (supportable_widening_operation): Handle
5791 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5792 (supportable_narrowing_operation): New function.
5793 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5794 * tree-vect-transform.c (vectorizable_conversion): Handle
5795 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5796 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5797 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5798 to check for target support.
5799 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5800 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5801 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5802 for VEC_PACK_FIX_TRUNC_EXPR.
5803 (expand_binop): Special case mode of the result for
5804 vec_pack_[u|s]fix_trunc_optab.
5805 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5806 vec_pack_[u|s]fix_trunc_optab.
5808 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5809 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5810 * tree-pretty-print.c (dump_generic_node): Handle
5811 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5812 VEC_PACK_FIX_TRUNC_EXPR.
5814 * expr.c (expand_expr_real_1): Ditto.
5815 * tree-inline.c (estimate_num_insns_1): Ditto.
5816 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5818 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5819 (vec_unpacks_float_lo_v8hi): Ditto.
5820 (vec_unpacku_float_hi_v8hi): Ditto.
5821 (vec_unpacku_float_lo_v8hi): Ditto.
5822 (vec_unpacks_float_hi_v4si): Ditto.
5823 (vec_unpacks_float_lo_v4si): Ditto.
5824 (vec_pack_sfix_trunc_v2df): Ditto.
5826 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5828 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5829 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5830 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5831 [vec_pack_ufix_trunc]: Ditto.
5832 [vec_unpacks_float_hi]: Ditto.
5833 [vec_unpacks_float_lo]: Ditto.
5834 [vec_unpacku_float_hi]: Ditto.
5835 [vec_unpacku_float_lo]: Ditto.
5837 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5839 * soft-fp/README: Update for new files.
5840 * soft-fp/floattisf.c: New file.
5841 * soft-fp/floattidf.c: New file.
5842 * soft-fp/floattitf.c: New file.
5843 * soft-fp/floatuntisf.c: New file.
5844 * soft-fp/floatuntidf.c: New file.
5845 * soft-fp/floatuntitf.c: New file.
5846 * soft-fp/fixsfti.c: New file.
5847 * soft-fp/fixdfti.c: New file.
5848 * soft-fp/fixtfti.c: New file.
5849 * soft-fp/fixunssfti.c: New file.
5850 * soft-fp/fixunsdfti.c: New file.
5851 * soft-fp/fixunstfti.c: New file.
5852 * soft-fp/extendxftf.c: New file.
5853 * soft-fp/trunctfxf.c: New file.
5855 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5856 (__trunctfxf2): Ditto.
5858 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5859 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5860 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5861 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5862 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5863 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5865 * config/i386/t-fprules-softfp64: New file.
5866 * config/i386/sfp-machine.h: New file.
5867 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5868 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5869 and soft-fp/t-softfp to tmake_file.
5870 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5871 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5873 * config/i386/t-linux64 (softfp_wrap_start): New.
5874 (softfp_wrap_end): New.
5875 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5876 supported for TARGET_64BIT.
5878 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5880 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5881 c_common_unsigned_type behavior.
5883 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5885 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5888 2007-05-16 Eric Christopher <echristo@apple.com>
5890 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5891 saving after stack push. Set sp_offset whenever we push.
5892 (rs6000_emit_epilogue): Move altivec register restore before
5895 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5897 * configure.ac: Allow sysroots to be relocated under $prefix as
5898 well as $exec_prefix.
5899 * configure: Regenerate.
5901 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5905 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5907 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5908 (gcc_tooldir): Likewise.
5909 * configure: Regenerate.
5910 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5911 old configure.ac gcc_tooldir setting.
5912 (prefix_to_exec_prefix): New variable.
5913 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5914 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5916 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5918 * c-typeck.c (build_binary_op): Return early for error.
5920 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5922 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5923 struct nb_iter_bound.
5924 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5925 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5926 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5927 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5928 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5929 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5930 (del_scev_info): Use ggc_free.
5931 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5932 * loop-init.c: Include ggc.h.
5933 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5934 (loop_optimizer_finalize): Use ggc_free.
5935 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5936 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5937 pass_iv_optimize): Add TODO_ggc_collect.
5938 * function.h (struct function): Remove skip marker from
5940 * cfgloop.c: Include ggc.h.
5941 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5943 (establish_preds): Vector superloops is gc allocated.
5944 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5946 (flow_loops_find): Vector larray is gc allocated.
5947 (loop_exit_free): Use ggc_free.
5948 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5949 that head of exits list is now not a part of struct loop.
5950 (record_loop_exits): Allocate exits table in gc memory.
5951 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5952 that head of exits list is now not a part of struct loop.
5953 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5954 struct loop_exit): Add GTY marker.
5955 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5956 Add skip marker to aux field. Make head of exits list a separate
5958 (struct loops): Add GTY marker. Make larray vector gc allocated.
5959 Add param marker to exits table.
5960 (get_loops): Type changed.
5961 * Makefile.in (tree-scalar-evolution.o): Add
5962 gt-tree-scalar-evolution.h dependency.
5963 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5964 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5965 * basic-block.h (struct basic_block_def): Remove skip marker from
5968 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5970 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5971 of 0 in the call to expand_expr().
5972 (expand_builtin_mathfn_3): Ditto.
5973 (expand_builtin_interclass_mathfn): Ditto.
5974 (expand_builtin_cexpi): Ditto.
5975 (expand_builtin_int_roundingfn): Ditto.
5976 (expand_builtin_int_roundingfn_2): Ditto.
5977 (expand_builtin_pow): Ditto.
5978 (expand_builtin_powi): Ditto.
5979 (expand_builtin_bswap): Ditto.
5980 (expand_builtin_unop): Ditto.
5981 (expand_builtin_fabs): Ditto.
5982 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5983 the call to expand_expr().
5984 (expand_builtin_sync_operation): Ditto.
5985 (expand_builtin_compare_and_swap): Ditto.
5986 (expand_builtin_lock_test_and_set): Ditto.
5987 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5988 instead of 0 in the call to expand_expr().
5989 (expand_builtin_extract_return_addr): Ditto.
5990 (expand_builtin_eh_return): Ditto.
5991 (expand_eh_return): Ditto.
5992 * explow.c (expr_size): Ditto.
5993 * expr.c (optimize_bitfield_assignment_op): Ditto.
5994 (expand_assignement): Ditto.
5995 (store_expr): Ditto.
5996 (store_field): Ditto.
5997 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5998 the call to expand_expr().
5999 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6000 in the call to expand_expr().
6001 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6002 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6003 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6005 * optabs.c (expand_vec_shift_expr): Ditto.
6006 (expand_vec_cond_expr): Ditto.
6007 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6008 call to expand_expr().
6009 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6010 in the call to expand_expr().
6012 2007-05-14 Dave Korn <dave.korn@artimi.com>
6014 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6016 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6018 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6019 instead of c_common_unsigned_type.
6020 (c_common_unsigned_type): Remove.
6021 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6022 c_common_unsigned_type.
6023 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6024 c_common_unsigned_type.
6025 * c-common.h (c_common_unsigned_type): Remove.
6026 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6027 c_common_unsigned_type.
6028 * c-format.c (check_format_types): Use unsigned_type_for instead of
6029 c_common_unsigned_type.
6030 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6031 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6032 of c_common_unsigned_type.
6033 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6034 lang_hooks.types.unsigned_type.
6035 * expmed.c (make_tree): Use unsigned_type_for instead of
6036 lang_hooks.types.unsigned_type.
6037 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6038 lang_hooks.types.unsigned_type.
6039 (build_range_check): Likewise.
6040 (fold_unary): Likewise.
6041 (fold_binary): Likewise.
6042 (fold_ternary): Likewise.
6043 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6044 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6045 * tree.c (get_unsigned_type): New.
6046 (unsigned_type_for): Use get_unsigned_type instead of
6047 lang_hooks.types.unsigned_type.
6049 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6051 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6052 to m68k_get_function_kind. Update its prototype.
6053 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6055 (m68k_interrupt_function_p): Return enum m68k_function_type
6056 instead of bool. Rename to m68k_get_function_kind.
6057 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6059 (m68k_compute_frame_layout): Don't mark any register for save
6060 if an interrupt_thread attribute is specified.
6061 (m68k_hard_regno_rename_ok): Update a use of
6062 m68k_interrupt_function_p.
6063 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6064 m68k_interrupt_function_p.
6065 (m68k_function_type): New.
6066 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6067 for a function with an interrupt_thread attribute.
6068 * doc/extend.texi: Document the interrupt_thread attribute.
6070 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6072 Fix PR tree-optimization/31911
6073 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6074 if they didn't change the expression.
6076 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6078 * tree-scalar-evolution.c (resolve_mixers): Exported.
6079 * tree-scalar-evolution.h (resolve_mixers): Declare.
6080 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6081 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6082 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6083 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6084 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6085 strip_conversion, analyze_offset_expr, address_analysis,
6086 object_analysis, analyze_offset): Removed.
6087 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6088 split_constant_offset, canonicalize_base_object_address,
6089 object_address_invariant_in_loop_p, disjoint_objects_p,
6090 dr_may_alias_p, dr_address_invariant_p): New functions.
6091 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6092 and dr_analyze_alias.
6093 (initialize_data_dependence_relation): Use dr_may_alias_p
6094 and object_address_invariant_in_loop_p.
6095 (compute_self_dependence): Handle the case when
6096 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6097 (find_data_references_in_stmt): Restrict the analysis of data
6098 references to the given loop nest.
6099 (find_data_references_in_loop): Made static. Pass loop nest to
6100 find_data_references_in_stmt.
6101 (compute_data_dependences_for_loop): Use DR_VOPS.
6102 (free_data_ref): Free DR_VOPS.
6103 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6104 (struct innermost_loop_behavior): ... new.
6105 (struct base_object_info): Replaced by ...
6106 (struct indices): ... new.
6107 (struct dr_alias): New.
6108 (enum data_ref_type): Removed.
6109 (struct data_reference): Consist of struct innermost_loop_behavior,
6110 struct indices and struct dr_alias.
6111 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6112 (DR_MEMTAG): Renamed to ...
6113 (DR_SYMBOL_TAG): ... this.
6114 (find_data_references_in_loop): Declaration removed.
6115 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6116 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6117 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6118 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6120 2007-05-13 Revital Eres <eres@il.ibm.com>
6122 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6123 which walks virtual def-use chains to find redundant stores.
6124 (dse_optimize_stmt): Call it.
6126 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6128 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6129 * passes.c (init_optimization_passes): Move pass_jump_bypass
6132 * basic-block.h (bb_has_eh_pred): Fix style issue.
6134 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6136 PR rtl-optimization/31848
6137 * loop-invariant.c (move_invariant_reg): If we move an insn
6138 with a REG_EQUAL note, and that insn is not always executed,
6139 remove the REG_EQUAL note.
6141 2007-05-12 Richard Guenther <rguenther@suse.de>
6143 PR tree-optimization/31797
6144 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6145 propagate into a stmt that has volatile ops.
6147 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6149 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6150 (gcc_tooldir): Likewise.
6151 * configure: Regenerate.
6152 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6153 old configure.ac gcc_tooldir setting.
6154 (prefix_to_exec_prefix): New variable.
6155 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6156 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6158 2007-05-11 Silvius Rus <rus@google.com>
6160 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6161 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6162 * c-common.h (strict_aliasing_warning): Change return type.
6163 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6164 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6165 (build_c_cast): Condition call to strict_aliasing_warning.
6166 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6167 * flags.h (set_Wstrict_aliasing): Declare.
6168 * opts.c (set_Wstrict_alising): Define, add call to.
6169 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6170 * tree-ssa-alias-warnings.c: New file.
6171 * tree-ssa-alias.c (compute_may_aliases): Add call to
6172 strict_aliasing_warning_backend.
6174 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6176 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6177 Use loop_depth and loop_outer accessor functions.
6178 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6179 determine_invariantness_stmt, move_computations_stmt): Ditto.
6180 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6181 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6182 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6183 * tree-scalar-evolution.c (interpret_loop_phi,
6184 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6185 instantiate_parameters_1, scev_const_prop): Ditto.
6186 * cfghooks.c (make_forwarder_block): Ditto.
6187 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6188 * modulo-sched.c (loop_canon_p): Ditto.
6189 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6190 slpeel_can_duplicate_loop_p): Ditto.
6191 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6192 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6193 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6194 cancel_loop, verify_loop_structure): Ditto.
6195 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6196 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6197 superloops vector instead of "pred" array.
6198 (establish_preds): Take father loop as an argument. Initialize the
6200 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6201 Do not initialize loop->outer.
6202 (flow_loop_tree_node_remove): Truncate the superloops vector.
6203 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6204 "pred" merged to "superloops" vector.
6205 (loop_depth, loop_outer): New.
6206 (fel_init): Use loop_outer.
6208 2007-05-11 Jan Hubicka <jh@suse.cz>
6210 * cgraphunit.c: Include gt-cgraphunit.h
6211 (static_ctors, static_dtors): New static vars.
6212 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6213 based on implementation in c-common.c
6214 (cgraph_finalize_function): Call record_cdtor_fn.
6215 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6216 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6217 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6218 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6219 build_cdtor, c_build_cdtor_fns): Remove.
6220 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6221 c_build_cdtor_fns): Remove prototype.
6223 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6226 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6227 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6228 * builtins.c (fold_builtin_memchr): New.
6229 (expand_builtin_memchr): Call the latter.
6230 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6231 * doc/extend.texi ([Other built-in functions provided by GCC]):
6234 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6236 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6237 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6238 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6239 PFPO_OP1_TYPE_SHIFT): Constants added.
6240 (DFP_ALL): Mode macro defined.
6241 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6242 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6243 Insn definitions added.
6244 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6245 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6248 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6250 PR tree-optimization/31885
6251 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6252 NULL_TREE to be undetermined.
6253 (automatically_generated_chrec_p): Return false for NULL.
6255 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6257 * config/bfin/bfin.h (MOVE_RATIO): Define.
6259 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6261 * config.gcc (sparc-wrs-vxworks): New target.
6262 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6263 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6264 * config/sparc/sparc.h: Include vxworks-dummy.h.
6265 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6266 include LABEL_REFs too.
6267 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6268 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6270 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6272 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6273 (sparc_emit_call_insn): New function.
6274 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6275 functions when generating VxWorks PIC.
6276 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6277 (call, call_value): Use sparc_emit_call_insn instead of
6280 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6282 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6284 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6286 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6287 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6288 split_double instead of operand_subword.
6290 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6292 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6293 * config/bfin/bfin.c (bfin_local_alignment): New function.
6294 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6296 2007-05-08 Chao-ying Fu <fu@mips.com>
6298 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6299 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6300 (smsub_widen_optab, umsub_widen_optab): Define.
6301 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6303 * genopinit.c (optabs): Fill in smsub_widen_optab and
6305 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6306 and umsub_widen_optab to implement multiply-subtract sequences.
6307 * config/mips/mips.md (*msac<u>_di): Rename to...
6308 (<u>msubsidi4): ...this. Extend condition to include
6309 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6310 of operand 0 to "ka" and use the three-operand form of msub<u>
6312 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6315 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6317 PR rtl-optimization/28011
6318 * reload.c (push_reload): Set dont_share if IN appears in OUT
6319 also when IN is a PLUS rtx.
6320 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6323 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6325 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6326 call unshare_all_decls.
6327 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6328 (unshare_all_decls): Remove.
6330 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6333 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6336 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6337 Nigel Stephens <nigel@mips.com>
6339 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6340 Update comments and all uses.
6341 (MIN_FPRS_PER_FMT): Define.
6342 * config/mips/mips.c (function_arg): Fix to correctly handle
6343 the -mips32r2 -mfp64 -mabi=32 case.
6344 (override_options): Enable use of odd-numbered registers for
6345 SFmode values on MIPS32.
6346 (mips_save_reg_p): Save whole floating-point register pair if
6347 either half is used.
6348 (compute_frame_size): Fix comment.
6350 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6352 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6353 argument of type bool.
6354 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6355 argument. Safely select temporary P register according to it.
6356 (do_link): Change call site of add_to_reg accordingly.
6357 (do_unlink): Add epilogue_p as a fourth argument and pass it
6359 (expand_interrupt_handler_epilogue): Change call of do_unlink
6361 (bfin_expand_prologue): Add a third argument sibcall_p.
6362 * config/bfin/bfin.md (epilogue): Change call of
6363 bfin_expand_epilogue accordingly.
6364 (sibcall_epilogue): Likewise.
6365 (eh_return_internal): Likewise.
6367 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6368 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6369 * config/bfin/bfin.c (bfin_handle_option): Handle
6370 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6371 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6372 Support bf534, bf536 and bf561.
6373 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6375 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6378 * config/i386/i386.c (ix86_function_regparm): Process local
6379 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6381 2007-05-07 Mike Stump <mrs@apple.com>
6383 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6384 also checks for and while statements in C++.
6386 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6388 * gcc.c (at_file_supplied): New variable.
6389 (main): Set it if we expanded argv.
6390 (do_spec_1): Pass an @-file to the linker if we were called with
6391 an @-file argument and HAVE_GNU_LD.
6392 * collect2.c (at_file_supplied): New variable.
6393 (response_file): New variable.
6394 (collect_exit): Unlink response_file if necessary.
6395 (handler): Likewise.
6396 (do_wait): Likewise.
6397 (main): Set at_file_supplied if we expanded argv.
6398 (collect_execute): Pass an @-file to subprocesses if we were called
6399 with an @-file argument.
6400 * configure.ac: Add define for HAVE_GNU_LD.
6401 * configure: Regenerate.
6402 * config.in: Regenerate.
6404 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6406 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6412 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6414 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6415 (TARGET_ENCODE_SECTION_INFO): Re-define.
6416 (m32c_encode_section_info): New
6417 (function_vector_handler): New
6418 (current_function_special_page_vector): New
6419 (m32c_special_page_vector_p): New.
6420 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6422 * config/m32c/jump.md: Added instruction JSRS for functions
6423 with attribute "function_vector".
6424 * doc/extend.texi (function_vector): Added description
6425 for M16C, M32C targets.
6427 2007-05-07 DJ Delorie <dj@redhat.com>
6430 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6431 ashrpsi3, lshrpsi3): Update shift count constraint.
6433 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6434 Nathan Froyd <froydnj@codesourcery.com>
6437 * c-incpath.c (add_path): Strip trailing path separators.
6439 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6441 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6442 Free dominance info before purging EH edges.
6443 (eliminate_degenerate_phis): Likewise.
6444 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6446 2007-05-07 Jan Hubicka <jh@suse.cz>
6448 * gimplify.c (gimplify_expr): Do not crash when folding
6449 (void *)(int)&a + 4.
6451 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6454 * c-opts.c (lang_fortran): Make it non static.
6455 * c-common.h (lang_fortran): New prototype.
6456 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6457 -lang-fortran option was passed by the driver.
6459 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6461 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6462 of ASSERT_CHECKING. Tweak message.
6464 2007-05-06 Revital Eres <eres@il.ibm.com>
6467 * loop-unroll.c (insert_var_expansion_initialization):
6468 Initialize the expansions with -zero instead of +zero.
6470 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6472 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6473 into pic and non-pic versions. Mark r19 as used for
6474 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6475 for tgd_load, tld_load and tie_load .
6476 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6477 version of tgd_load, tld_load and tie_load depending on the
6480 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6481 Jakub Jelinek <jakub@redhat.com>
6483 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6484 (__do_global_dtors_aux): Use more paranoid loop to run
6485 destructors if HIDDEN_DTOR_LIST_END.
6486 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6488 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6490 * varasm.c (align_variable): Don't increase alignment for
6491 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6492 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6494 2007-05-04 Josh Conner <jconner@apple.com>
6496 * basic-block.h (cdi_direction): Assign values to all enumeration
6498 (dom_computed): Remove.
6499 (dom_info_state): New.
6500 (set_dom_info_availability): New.
6501 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6502 walk_data.dom_direction.
6503 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6504 instead of dom_computed[].
6505 (split_edge): Likewise.
6506 (create_basic_block): Likewise.
6507 (merge_blocks): Likewise.
6508 * ifcvt.c (find_if_header): Likewise.
6509 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6510 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6511 * tree-ssa.c (verify_ssa): Likewise.
6512 * tree-cfg.c (tree_verify_flow_info): Likewise.
6513 (remove_edge_and_dominated_blocks): Likewise.
6514 * dominance.c (dom_computed): Make static.
6515 (calc_dfs_tree_nonrec): Change third param to a bool.
6516 (calc_dfs_tree): Change second param to a bool.
6517 (calc_idioms): Change second param to a bool. Use
6518 dom_convert_dir_to_idx.
6519 (init_dom_info): Validate dir before using.
6520 (dom_convert_dir_to_idx): New.
6521 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6522 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6523 (free_dominance_info): Use dom_convert_dir_to_idx.
6524 (get_immediate_dominator): Likewise.
6525 (set_immediate_dominator): Likewise.
6526 (get_dominated_by): Likewise.
6527 (redirect_immediate_dominators): Likewise.
6528 (nearest_common_denominator): Likewise.
6529 (dominated_by_p): Likewise.
6530 (bb_dom_dfs_in): Likewise.
6531 (bb_dom_dfs_out): Likewise.
6532 (recount_dominator): Likewise.
6533 (iterate_fix_dominators): Likewise.
6534 (add_to_dominance_info): Likewise.
6535 (delete_from_dominance_info): Likewise.
6536 (first_dom_son): Likewise.
6537 (next_dom_son): Likewise.
6538 (dom_info_available_p): Likewise.
6539 (dom_info_state): New.
6540 (set_dom_info_availability): New.
6542 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6544 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6546 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6548 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6550 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6551 (subdi3, subdi_carry): Delete.
6553 2007-05-04 Jan Hubicka <jh@suse.cz>
6554 Richard Guenther <rguenther@suse.de>
6556 * opts.c (decode_options): Do not fiddle with inlining
6557 parameters in case of optimizing for size.
6558 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6559 for size do nothing.
6560 (cgraph_decide_inlining_of_small_function): When optimizing for
6561 size never inline functions increasing caller size.
6562 (cgraph_early_inlining): Inline for size when optimizing for size.
6564 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6566 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6567 logical operations piecewise.
6568 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6569 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6570 subdi_sesidi_di): Delete.
6571 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6572 the generated sequence. Allow three-reg add in constraints. Rewrite
6573 the rtl expression for carry to avoid zero_extend of a constant.
6574 (sub_with_carry): New pattern.
6575 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6576 different sequence not involving jumps.
6577 (notbi): Now a named pattern.
6579 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6581 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6582 Add the note about a significant loss of accuracy of some
6583 mathematical routines when these options are used.
6585 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6587 * haifa-sched.c (rtx_vec_t): New typedef.
6588 (contributes_to_priority_p): Extract piece of priority () into new
6590 (priority): Use the function. Add assertion.
6591 (rank_for_schedule, set_priorities): Add assertion to check that
6592 insn's priority is initialized.
6593 (clear_priorities, calc_priorities): Change signature. Make it update
6594 all relevant insns. Update all callers ('add_to_speculative_block ()'
6595 and 'create_block_check_twin ()').
6596 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6597 Add new field 'priority_status'.
6598 (INSN_PRIORITY_STATUS): New macro.
6599 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6601 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6603 * sched-ebb.c (debug_ebb_dependencies): New static function.
6604 (init_ready_list): Use it.
6606 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6607 with changed signature and 'debug_rgn_dependencies ()'.
6608 (debug_rgn_dependencies): New static function.
6609 (init_ready_list): Use it.
6611 * sched-int.h (debug_dependencies): Declare.
6613 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6615 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6617 2007-05-04 Dirk Mueller <dmueller@suse.de>
6619 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6621 2007-05-03 Jan Hubicka <jh@suse.cz>
6623 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6624 ((T1)X op (T1)Y), for pointer type in more cases than before.
6626 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6628 * tree-object-size.c (plus_expr_object_size): When operand size is
6629 unknown, return unknown.
6631 2007-05-03 Dirk Mueller <dmueller@suse.de>
6633 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6635 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6638 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6640 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6642 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6644 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6646 * config/soft-fp/double.h, config/soft-fp/extended.h,
6647 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6648 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6649 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6650 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6653 2007-05-03 Ian Lance Taylor <iant@google.com>
6655 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6656 MASK_PPC_GFXOPT for 8540 or 8548.
6658 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6660 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6661 vect_print_dump_info() to output debug information.
6663 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6666 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6667 operands of size 2 when operand is not MEM_P.
6669 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6671 PR tree-optimization/30565
6672 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6674 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6676 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6677 (umulsi3_highpart): Use them.
6678 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6679 for final accumulator to D regisster tranfser.
6681 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6683 PR tree-optimization/31699
6684 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6686 (vect_enhance_data_refs_alignment): Compute peel amount using
6687 TYPE_VECTOR_SUBPARTS instead of vf.
6688 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6690 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6693 * system.h: Remove inclusion of double-int.h
6694 * tree.h: Include double-int.h
6695 * gengtype.c: Likewise
6696 * cfgloop.h: Likewise
6697 * Makefile.in: Adjust dependencies on double-int.h
6699 2007-05-02 Eric Christopher <echristo@apple.com>
6701 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6702 -shared to -Zdynamiclib.
6704 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6707 * c-common.c (strip_pointer_or_array_types): New function.
6708 * c-common.h (strip_pointer_or_array_types): New function declaration.
6710 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6712 PR tree-optimization/31771
6713 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6715 2007-05-02 Paul Brook <paul@codesourcery.com>
6717 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6719 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6722 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6725 2007-05-02 Nick Clifton <nickc@redhat.com>
6727 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6729 2007-05-02 Richard Guenther <rguenther@suse.de>
6731 PR tree-optimization/31146
6732 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6733 argument, single_use_p. If we have a single use that is
6734 a conversion to the definition rhs type, propagate that rhs.
6735 (forward_propagate_addr_expr): Pass single_use_p argument
6736 to forward_propagate_addr_expr_1.
6738 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6740 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6743 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6745 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6746 'AMD Family 10 core'.
6748 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6750 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6751 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6752 with SSE3 instruction set support.
6753 * doc/invoke.texi: Likewise.
6755 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6757 * config/i386/i386.c (override_options): Tuning 32-byte loop
6758 alignment for amdfam10 architecture. Increasing the max loop
6759 alignment to 24 bytes.
6761 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6763 * config/m68k/constraints.md: New.
6764 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6765 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6766 EXTRA_CONSTRAINT): Remove.
6767 * config/m68k/m68k.md: Include constraints.md.
6768 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6770 2007-05-01 Ian Lance Taylor <iant@google.com>
6772 PR tree-optimization/31739
6773 * tree-vrp.c (vrp_val_is_max): New static function.
6774 (vrp_val_is_min): New static function.
6775 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6777 (set_value_range): Use vrp_val_is_{max,min}.
6778 (extract_range_from_assert): Likewise.
6779 (extract_range_from_binary_expr): Likewise.
6780 (extract_range_from_unary_expr): Likewise.
6781 (dump_value_range, vrp_meet): Likewise.
6782 (vrp_visit_phi_node): Likewise.
6783 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6785 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6787 * config/i386/gmon-sol2.c (size_t): New type.
6788 (intptr_t): Likewise.
6789 (s_textsize): Declare as size_t.
6791 (monstartup): Use size_t for sizes.
6792 (_mcount): Save and restore registers.
6793 (internal_mcount): Pass 0 as the first argument to monstartup
6795 (moncontrol): Convert pointer to appropriately sized integer
6796 before passing to profil.
6798 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6800 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6801 __NO_FPRS__, not just if _SOFT_DOUBLE.
6802 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6803 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6804 also for E500 double.
6805 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6806 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6809 2007-05-01 Richard Guenther <rguenther@suse.de>
6811 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6814 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6816 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6818 2007-05-01 Jan Hubicka <jh@suse.cz>
6820 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6823 2007-05-01 Jan Hubicka <jh@suse.cz>
6825 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6826 (maybe_fold_offset_to_reference): Declare.
6827 * fold-const.c (fold_unary): Do not fold
6828 (type *)&A into &A->field_of_type_and_offset_0
6829 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6830 size is unknown, give up.
6831 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6833 (maybe_fold_offset_to_reference): New.
6834 (maybe_fold_stmt_indirect): Use it.
6835 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6836 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6838 (gimplify_expr): Likewise for plus_expr.
6840 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6842 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6843 bsi_after_labels. Always insert statements before bsi.
6844 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6845 * predict.c (apply_return_prediction): Check for empty blocks.
6846 * cfgexpand.c (lab_rtx_for_bb): New variable.
6847 (label_rtx_for_bb): Do not create new tree labels.
6848 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6849 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6850 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6852 (label_for_bb): Add field used.
6853 (update_eh_label, main_block_label): Mark the label used.
6854 (cleanup_dead_labels): Remove unused labels.
6856 2007-05-01 Richard Guenther <rguenther@suse.de>
6858 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6859 if it is not about to be set.
6860 (get_value_range): Do not pre-allocate equiv bitmap.
6861 (update_value_range): No need to clear equiv field.
6862 (add_equivalence): Change prototype to get bitmap pointer.
6863 Allocate bitmap here if it is not already.
6864 (extract_range_from_assert): Do not allocate bitmap here.
6865 Update callers to add_equivalence.
6866 (extract_range_from_ssa_name): Likewise.
6867 (get_vr_for_comparison): New static helper.
6868 (compare_name_with_value): Handle NULL equiv bitmap by
6869 peeling the first iteration of the comparison loop.
6870 Use get_vr_for_comparison.
6871 (compare_names): Handle NULL equiv bitmaps by using fake
6872 ones. Use get_vr_for_comparison.
6874 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6876 * double-int.c (mpz_set_double_int): Moved from
6877 tree-ssa-loop-niter.c.
6878 (mpz_get_double_int): Likewise; also, add option to wrap
6879 out-of-range integers.
6880 * double-int.h: New prototypes for above.
6881 * tree.c (get_static_type_bounds): Moved from
6882 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6883 TYPE_MAX_VALUE if they exist..
6884 * tree.h: New prototype for above.
6885 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6886 get_type_bounds calls.
6887 (mpz_set_double_int): Move to double-int.c.
6888 (get_type_bounds): Move to tree.c, rename to
6889 get_static_type_bounds.
6890 (mpz_to_double_int): Move to double-int.c, rename to
6893 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6895 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6896 DIV0 exception can fall through to a normal return.
6898 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6902 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6903 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6904 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6905 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6906 initialize align to silence bogus warning.
6907 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6908 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6910 (struct sra_walk_fns): Remove use_all parameter from use.
6911 (sra_hash_tree): Handle BIT_FIELD_REFs.
6912 (sra_elt_hash): Don't hash bitfld blocks.
6913 (sra_elt_eq): Skip them in parent compares as well. Handle
6915 (sra_walk_expr): Don't maintain or pass down use_all_p.
6916 (scan_use): Remove use_all parameter.
6917 (scalarize_use): Likewise. Re-expand assignment to
6918 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6919 output, and re-scalarize after output. Don't mark anything
6921 (scalarize_ldst): Adjust.
6922 (scalarize_walk_gimple_modify_statement): Likewise.
6923 (build_element_name_1): Handle BIT_FIELD_REFs.
6924 (instantiate_element): Don't warn for any element whose parent
6926 (instantiate_missing_elements_1): Return the sra_elt.
6927 (canon_type_for_field): New.
6928 (try_instantiate_multiple_fields): New.
6929 (instantiate_missing_elemnts): Use them.
6930 (mark_no_warning): Removed.
6931 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6932 (REPLDUP, sra_build_elt_assignment): New.
6933 (generate_copy_inout): Use them.
6934 (generate_element_copy): Likewise. Handle bitfld differences.
6935 (generate_element_zero): Don't recurse for blocks. Use
6936 sra_build_elt_assignment.
6937 (generate_one_element_int): Take elt instead of var. Use
6938 sra_build_elt_assignment.
6939 (generate_element_init_1): Adjust.
6940 (scalarize_use, scalarize_copy): Use REPLDUP.
6941 (scalarize_ldst): Move assert before dereference.
6942 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6944 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6947 * tree.c (reconstruct_complex_type): Reconstruct a reference
6949 Also use the same mode for the pointer as the old pointer type.
6951 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6953 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6956 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6958 PR rtl-optimization/31676
6959 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6960 (df_refs_record): Call it.
6962 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6964 * rtl.def (SS_ABS): New code.
6965 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6966 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6967 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6968 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6969 (bfin_init_builtins): Define them.
6970 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6971 (bfin_expand_builtin): ... and handle the others here.
6972 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6973 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6974 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6975 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6976 operand is only HImode.
6978 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6980 * regclass.c (scan_one_insn): Remove splitting of
6983 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6984 Nigel Stephens <nigel@mips.com>
6986 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6988 2007-04-28 Jan Hubicka <jh@suse.cz>
6990 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6991 insn_locators_alloc instead of insn_locators_initialize;
6992 call reset_block_changes.
6993 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6994 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6995 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6996 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6997 * config/score/score.c (th_output_mi_thunk): Likewise.
6998 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6999 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7000 tolerate uninitialized locator info.
7003 * function.c (init_function_start): Don't init line number info.
7004 (expand_function_end): Update.
7005 (reset_block_changes, record_block_change, finalize_block_changes,
7006 check_block_change, free_block_changes): Kill.
7007 * function.h (reset_block_changes, record_block_change,
7008 finalize_block_changes, check_block_change, free_block_changes):
7010 (struct function): Remove ib_boundaries_block.
7011 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7012 Use curr_insn_locator to initialize locator.
7013 (emit_line_note): Remove.
7014 * cfgexpand.c (expand_gimple_cond_expr): Update.
7015 (construct_exit_block): Likewise.
7016 (tree_expand_cfg): Initialize/finalize locators.
7017 * expr.c (expand_expr_real): Update.
7018 * cfglayout.c (line_locators_locs, line_locators_lines,
7019 file_locators_locs, file_locators_files): Remove.
7020 (set_block_levels): Move to cfgexpand.c.
7021 (insn_locators_initialize): Remove.
7022 (pass_insn_locators_initialize): Remove.
7023 (locations_locators_locs, locations_locators_vals): New static vars.
7024 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7026 (insn_locators_alloc, insn_locators_finalize,
7027 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7029 (locator_location): New.
7030 (locator_line, locator_file): Rewrite.
7031 * rtl.h (emit_line_note): Kill.
7032 (insn_locators_alloc, insn_locators_finalize,
7033 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7035 * tree-inline.c (initialize_cfun): Do not initialize
7036 ib_boundaries_block.
7037 * passes.c (pass_insn_locators_initialize): Remove.
7039 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7041 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7042 info. Update last_basic_block correctly.
7044 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7047 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7048 register itself to hold the offset constant. Tell flow the use
7049 of r4 and r5 when they are used.
7051 2007-04-27 Richard Guenther <rguenther@suse.de>
7053 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7054 if we simplified anything.
7055 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7056 warnings until we did a simplification and the stmt was not
7057 marked as TREE_NO_WARNING.
7059 2007-04-27 Mike Stump <mrs@apple.com>
7061 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7063 2007-04-27 Ian Lance Taylor <iant@google.com>
7066 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7067 TYPE_MAX_VALUE exist, convert them to the new type.
7069 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7071 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7072 if it claims to be available.
7073 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7075 (perform_tree_ssa_dce): Always free postdominators.
7077 2007-04-27 Richard Henderson <rth@redhat.com>
7079 * config/alpha/predicates.md (aligned_memory_operand): Mark
7080 as define_special_predicate.
7081 (unaligned_memory_operand, normal_memory_operand): Likewise.
7082 (reg_or_unaligned_mem_operand): Remove.
7083 (any_memory_operand): Match the documentation and check for
7084 non-renumbered pseudos during reload.
7085 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7086 alpha_secondary_reload_class, update to new interface, make static.
7087 Handle CQImode like HImode. Remove FP subreg check.
7088 (alpha_expand_mov): Use replace_equiv_address.
7089 (alpha_expand_mov_nobwx): Use any_memory_operand.
7090 (TARGET_SECONDARY_RELOAD): New.
7091 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7092 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7093 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7094 * config/alpha/alpha.md: ... here.
7095 (RELOAD12, reloadmode): New.
7097 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7098 Don't handle the aligned case here.
7099 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7100 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7101 reload_inhi_help. Don't expect a scratch register.
7102 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7104 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7106 2007-04-27 Richard Guenther <rguenther@suse.de>
7108 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7110 2007-04-27 Richard Guenther <rguenther@suse.de>
7112 PR tree-optimization/30965
7113 PR tree-optimization/30978
7114 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7115 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7116 (find_equivalent_equality_comparison): Likewise.
7117 (simplify_cond): Likewise.
7118 (get_prop_source_stmt): New helper.
7119 (get_prop_dest_stmt): Likewise.
7120 (can_propagate_from): Likewise.
7121 (remove_prop_source_from_use): Likewise.
7122 (combine_cond_expr_cond): Likewise.
7123 (forward_propagate_comparison): New function.
7124 (forward_propagate_into_cond): Rewrite to use fold for
7126 (tree_ssa_forward_propagate_single_use_vars): Call
7127 forward_propagate_comparison to propagate comparisons.
7129 2007-04-27 Richard Guenther <rguenther@suse.de>
7131 PR tree-optimization/31715
7132 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7133 sure to do computation on the offset in an appropriate
7136 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7138 * reload.h (elimination_target_reg_p): Declare.
7139 * reload.c (find_reloads): Don't apply the reg_rtx move
7140 optimization if the SET_DEST satisfies elimination_target_reg_p.
7141 * reload1.c (elimination_target_reg_p): New function.
7142 (gen_reload): In the move/add2 fallback, make sure that op0
7143 does not overlap the destination register.
7145 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7147 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7148 transform only GIMPLE_MODIFY_STMTs.
7149 * tree-complex.c (expand_complex_operations_1): Ditto.
7150 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7151 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7152 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7154 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7155 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7156 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7157 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7158 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7159 slpeel_add_loop_guard): Ditto.
7160 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7161 * lambda-code.c (perfect_nestify): Ditto.
7162 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7163 before the first statement.
7164 * tree-optimize.c (execute_free_datastructures): Fix comments.
7165 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7166 * tree-flow.h (disband_implicit_edges): Declaration removed.
7167 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7169 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7170 COND_EXPRs without gotos.
7171 (disband_implicit_edges, has_label_p): Removed.
7172 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7173 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7175 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7177 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7178 also for COND_EXPRs.
7179 * cfgexpand.c (label_rtx_for_bb): New function.
7180 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7181 Use label_rtx_for_bb to find the labels.
7182 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7183 last block. Detect fallthru edges.
7185 2007-04-26 Ian Lance Taylor <iant@google.com>
7188 * reload.c (find_reloads_subreg_address): If the address was valid
7189 in the original mode but not in the new mode, reload the whole
7192 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7194 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7195 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7196 (cleanup_control_expr_graph): Do not invalidate dominance info.
7197 Record altered blocks.
7198 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7199 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7200 cleanup_tree_cfg_bb): New functions.
7201 (remove_forwarder_block): Do not maintain the worklist of blocks.
7202 Record altered blocks.
7203 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7205 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7206 delete_unreachable_blocks if dominators are not available.
7207 * tree-inline.c (optimize_inline_calls): Free dominance information
7209 * tree-flow.h (remove_edge_and_dominated_blocks,
7210 cfgcleanup_altered_bbs): Altered.
7211 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7213 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7215 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7216 do not invalidate dominators.
7218 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7220 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7221 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7222 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7223 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7225 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7227 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7229 2007-04-26 Richard Guenther <rguenther@suse.de>
7231 PR tree-optimization/31703
7232 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7233 the right type for the target of the bittest.
7235 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7237 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7238 ix86_sol10_return_in_memory.
7240 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7242 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7245 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7248 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7250 PR tree-optimization/30558
7251 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7252 clear this_state.prev_try.
7254 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7255 Mark Mitchell <mark@codesourcery.com>
7257 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7258 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7259 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7261 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7264 * doc/invoke.texi (%:print-asm-header): Document.
7265 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7267 (static_spec_functions): Add print-asm-header.
7268 (main): Print a banner before the --target-help linker options.
7269 (print_asm_header_spec_function): New function.
7271 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7274 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7275 (movsf_ie): Likewise.
7277 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7279 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7281 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7283 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7284 exception for divide-by-zero.
7285 (__umodsi3, __modsi3): Likewise.
7287 2007-04-25 Dirk Mueller <dmueller@suse.de>
7289 * c-typeck.c (build_compound_expr): Annotate warning()
7290 call with OPT_Wunused_value.
7291 * tree-ssa.c (warn_uninit): Annotate warning with
7293 * c-common.c (handle_sentinel_attribute): Annotate warning
7294 call with OPT_Wattributes.
7296 2007-04-25 Thiemo Seufer <ths@mips.com>
7298 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7300 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7301 on to the assembler. Improve handling of -mno-mips16. Add handling
7302 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7303 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7304 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7305 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7307 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7310 * config/i386/winnt.c (i386_pe_file_end): Strip only
7311 USER_LABEL_PREFIX when writing export name.
7313 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7315 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7316 sh/elf.h, vx-common.h and vxworks.h.
7317 * config/sh/sh.h: Include config/vxworks-dummy.h.
7318 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7319 (OVERRIDE_OPTIONS): Use it.
7320 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7321 (vxworks_picreg): New pattern.
7322 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7323 VXWORKS_OS_CPP_BUILTINS.
7324 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7325 to their VXWORKS_* equivalents.
7326 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7327 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7328 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7329 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7330 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7331 -mrtp/-fPIC multilibs.
7332 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7333 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7334 (MULTILIB_OSDIRNAMES): Delete.
7336 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7339 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7341 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7343 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7344 rounding mode to be specified by the caller.
7345 (real_to_mpfr) Likewise.
7346 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7347 include new arguments.
7348 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7350 2007-04-24 Ian Lance Taylor <iant@google.com>
7352 PR tree-optimization/31605
7353 * tree-vrp.c (set_value_range): Check that min and max are not
7354 both overflow infinities.
7355 (set_value_range_to_value): New static function.
7356 (extract_range_from_binary_expr): Call set_value_range_to_value.
7357 (extract_range_from_cond_expr): Likewise.
7358 (extract_range_from_expr): Likewise.
7359 (extract_range_from_unary_expr): Likewise. Don't create a range
7360 which overflows on both sides.
7361 (vrp_meet): Check for a useless range.
7362 (vrp_visit_phi_node): If we see a constant which looks like an
7363 overflow infinity, turn off the TREE_OVERFLOW flag.
7365 2007-04-24 Ian Lance Taylor <iant@google.com>
7367 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7369 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7372 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7373 diagnostic message is being built.
7374 * tree-pretty-print.c (dump_generic_node): Only write the
7375 formatted text into BUFFER's stream if we are not building a
7377 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7379 * Makefile.in (toplev.o): Depend on tree-pass.h.
7381 2007-04-24 Ian Lance Taylor <iant@google.com>
7383 PR tree-optimization/31602
7384 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7385 conditionals in the copied loop header.
7386 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7387 warnings if TREE_NO_WARNING is set.
7388 * doc/invoke.texi (Warning Options): Clarify that
7389 -Wstrict-overflow does not warn about loops.
7391 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7393 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7394 expand on the comment about _Decimal128 arguments and check the
7395 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7396 that _Decimal128 argument uses even/odd register pair.
7397 (function_arg): Ditto.
7399 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7401 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7402 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7404 2007-04-24 Richard Guenther <rguenther@suse.de>
7405 Olga Golovanevsky <olga@il.ibm.com>
7407 * fold-const.c (multiple_of_p): Check for bottom
7410 2007-04-24 Richard Henderson <rth@redhat.com>
7412 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7413 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7414 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7415 looking for non-zero bits shifted out. Avoid a recursive call
7416 when constructing the scalar.
7417 (__floatundisf): Likewise.
7419 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7421 * dwarf2out.c (field_byte_offset): Move the existing logic
7422 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7423 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7425 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7428 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7429 length argument of 0 for memset.
7430 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7431 unsigned shift instead of the signed variant.
7433 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7435 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7436 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7437 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7438 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7439 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7440 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7441 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7442 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7443 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7444 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7445 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7446 "mul<mode>3", "div<mode>3"): Insn definitions added.
7447 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7448 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7449 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7450 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7451 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7452 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7453 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7454 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7455 TARGET_FLOAT_FORMAT): Macro definitions removed.
7456 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7457 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7458 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7459 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7460 (s390_gen_rtx_const_DI): Function removed.
7461 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7463 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7465 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7466 over an external ffs function.
7468 2007-04-24 Chao-ying Fu <fu@mips.com>
7469 Richard Sandiford <richard@nildram.co.uk>
7471 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7472 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7473 (smadd_widen_optab, umadd_widen_optab): Define.
7474 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7476 * genopinit.c (optabs): Fill in smadd_widen_optab and
7478 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7479 and umadd_widen_optab to implement multiply-add sequences.
7480 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7481 (<u>maddsidi4): ...this. Extend condition to include
7482 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7483 of operand 0 to "ka" and use the three-operand form of madd<u>
7485 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7487 * config/mips/constraints.md (ka): New register constraint.
7489 2007-04-24 Jan Hubicka <j@suse.cz>
7493 2007-04-23 Jan Hubicka <jh@suse.cz>
7494 * function.c (init_function_start): Don't init line number info.
7495 (expand_function_end): Update.
7496 (reset_block_changes, record_block_change, finalize_block_changes,
7497 check_block_change, free_block_changes): Kill.
7498 * function.h (reset_block_changes, record_block_change,
7499 finalize_block_changes, check_block_change, free_block_changes):
7501 (struct function): Remove ib_boundaries_block.
7502 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7503 Use curr_insn_locator to initialize locator.
7504 (emit_line_note): Remove.
7505 * cfgexpand.c (expand_gimple_cond_expr): Update.
7506 (construct_exit_block): Likewise.
7507 (tree_expand_cfg): Initialize/finalize locators.
7508 * expr.c (expand_expr_real): Update.
7509 * cfglayout.c (line_locators_locs, line_locators_lines,
7510 file_locators_locs, file_locators_files): Remove.
7511 (set_block_levels): Move to cfgexpand.c.
7512 (insn_locators_initialize): Remove.
7513 (pass_insn_locators_initialize): Remove.
7514 (locations_locators_locs, locations_locators_vals): New static vars.
7515 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7517 (insn_locators_alloc, insn_locators_finalize,
7518 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7520 (locator_location): New.
7521 (locator_line, locator_file): Rewrite.
7522 * rtl.h (emit_line_note): Kill.
7523 (insn_locators_alloc, insn_locators_finalize,
7524 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7526 * tree-inline.c (initialize_cfun): Do not initialize
7527 ib_boundaries_block.
7528 * passes.c (pass_insn_locators_initialize): Remove.
7530 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7532 * doc/invoke.texi: Removed leading '-' from option index entries.
7534 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7536 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7538 (create_phi_node): Use set_phi_nodes.
7539 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7540 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7541 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7542 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7543 (bsi_start, bsi_last): Use bb_stmt_list.
7544 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7545 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7546 Traverse the statements using tsi iterator.
7547 * basic-block.h (struct basic_block_def): Fields stmt_list
7548 and phi_nodes moved to ...
7549 (struct tree_bb_info): ... new structure.
7550 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7551 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7552 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7553 (tree_verify_flow_info): Verify that il.tree is not set for
7554 entry and exit block.
7555 (tree_split_block): Use set_bb_stmt_list.
7557 2007-04-23 Mike Stump <mrs@apple.com>
7559 * config/i386/i386.c (ix86_tune_features
7560 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7563 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7565 * config/i386/i386.md (prefix_extra): New attribute.
7566 (length): Add prefix_extra.
7568 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7569 (sse2_movntv2di): Likewise.
7570 (sse2_cvtps2dq): Likewise.
7571 (sse2_cvtpd2pi): Likewise.
7572 (sse2_cvttpd2pi): Likewise.
7573 (*sse2_cvtpd2ps): Likewise.
7574 (*add<mode>3): Likewise.
7575 (sse2_ssadd<mode>3): Likewise.
7576 (sse2_usadd<mode>3): Likewise.
7577 (*sub<mode>3): Likewise.
7578 (sse2_sssub<mode>3): Likewise.
7579 (sse2_ussub<mode>3): Likewise.
7580 (*mulv8hi3): Likewise.
7581 (*smulv8hi3_highpart): Likewise.
7582 (*umulv8hi3_highpart): Likewise.
7583 (sse2_umulv2siv2di3): Likewise.
7584 (sse2_pmaddwd): Likewise.
7585 (ashr<mode>3): Likewise.
7586 (lshr<mode>3): Likewise.
7587 (ashl<mode>3): Likewise.
7588 (sse2_ashlti3): Likewise.
7589 (sse2_lshrti3): Likewise.
7590 (*umaxv16qi3): Likewise.
7591 (*smaxv8hi3): Likewise.
7592 (*uminv16qi3): Likewise.
7593 (*sminv8hi3): Likewise.
7594 (sse2_eq<mode>3): Likewise.
7595 (sse2_gt<mode>3): Likewise.
7596 (*and<mode>3): Likewise.
7597 (sse2_nand<mode>3): Likewise.
7598 (*ior<mode>3): Likewise.
7599 (*xor<mode>3): Likewise.
7600 (sse2_packsswb): Likewise.
7601 (sse2_packssdw): Likewise.
7602 (sse2_packuswb): Likewise.
7603 (sse2_punpckhbw): Likewise.
7604 (sse2_punpcklbw): Likewise.
7605 (sse2_punpckhwd): Likewise.
7606 (sse2_punpcklwd): Likewise.
7607 (sse2_punpckhdq): Likewise.
7608 (sse2_punpckldq): Likewise.
7609 (sse2_punpckhqdq): Likewise.
7610 (sse2_punpcklqdq): Likewise.
7611 (*sse2_pinsrw): Likewise.
7612 (*sse2_pextrw): Likewise.
7613 (sse2_pshufd_1): Likewise.
7614 (sse2_uavgv16qi3): Likewise.
7615 (sse2_uavgv8hi3): Likewise.
7616 (sse2_psadbw): Likewise.
7617 (sse2_pmovmskb): Likewise.
7618 (*sse2_maskmovdqu): Likewise.
7619 (*sse2_maskmovdqu_rex64): Likewise.
7620 (sse4a_extrqi): Likewise.
7621 (sse4a_extrq): Likewise.
7622 (sse3_lddqu): Set prefix_rep.
7623 (sse3_addsubv4sf3): Likewise.
7624 (sse3_haddv4sf3): Likewise.
7625 (sse3_hsubv4sf3): Likewise.
7626 (sse_cvtss2si): Likewise.
7627 (sse_cvtss2si_2): Likewise.
7628 (sse_cvtss2siq): Likewise.
7629 (sse_cvtss2siq_2): Likewise.
7630 (sse_cvttss2si): Likewise.
7631 (sse_cvttss2siq): Likewise.
7632 (sse2_cvttps2dq): Likewise.
7633 (sse3_movshdup): Likewise.
7634 (sse3_movsldup): Likewise.
7635 (sse2_cvtsd2si): Likewise.
7636 (sse2_cvtsd2si_2): Likewise.
7637 (sse2_cvtsd2siq): Likewise.
7638 (sse2_cvtsd2siq_2): Likewise.
7639 (sse2_cvttsd2si): Likewise.
7640 (sse2_cvttsd2siq): Likewise.
7641 (*sse2_cvtpd2dq): Likewise.
7642 (*sse2_cvttpd2dq): Likewise.
7643 (sse2_pshuflw_1): Likewise.
7644 (sse2_pshufhw_1): Likewise.
7645 (sse4a_insertqi): Likewise.
7646 (sse4a_insertq): Likewise.
7647 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7648 (ssse3_phadddv4si3): Likewise.
7649 (ssse3_phaddswv8hi3): Likewise.
7650 (ssse3_phsubwv8hi3): Likewise.
7651 (ssse3_phsubdv4si3): Likewise.
7652 (ssse3_phsubswv8hi3): Likewise.
7653 (ssse3_pmaddubswv8hi3): Likewise.
7654 (ssse3_pmulhrswv8hi3): Likewise.
7655 (ssse3_pshufbv16qi3): Likewise.
7656 (ssse3_psign<mode>3): Likewise.
7657 (ssse3_palignrti): Likewise.
7658 (abs<mode>2): Likewise.
7659 (ssse3_phaddwv4hi3): Set prefix_extra.
7660 (ssse3_phadddv2si3): Likewise.
7661 (ssse3_phaddswv4hi3): Likewise.
7662 (ssse3_phsubwv4hi3): Likewise.
7663 (ssse3_phsubdv2si3): Likewise.
7664 (ssse3_phsubswv4hi3): Likewise.
7665 (ssse3_pmaddubswv4hi3): Likewise.
7666 (ssse3_pmulhrswv4hi3): Likewise.
7667 (ssse3_pshufbv8qi3): Likewise.
7668 (ssse3_psign<mode>3): Likewise.
7669 (ssse3_palignrdi): Likewise.
7670 (abs<mode>2): Likewise.
7671 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7672 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7673 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7675 2007-04-23 Nick Clifton <nickc@redhat.com>
7677 * params.def: Fix formatting of emacs local variables.
7679 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7681 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7682 move if inter-unit move isn't allowed.
7683 Don't split moving the first element of V2DI to DI to inter-unit
7684 move if inter-unit move isn't allowed.
7686 2007-04-23 Richard Guenther <rguenther@suse.de>
7688 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7689 and CDI_POST_DOMINATORS separately.
7691 2007-04-23 Nick Clifton <nickc@redhat.com>
7693 * c.opt (Wformat-contains-nul): Add warning attribute.
7695 2007-04-23 Jan Hubicka <jh@suse.cz>
7697 * function.c (init_function_start): Don't init line number info.
7698 (expand_function_end): Update.
7699 (reset_block_changes, record_block_change, finalize_block_changes,
7700 check_block_change, free_block_changes): Kill.
7701 * function.h (reset_block_changes, record_block_change,
7702 finalize_block_changes, check_block_change, free_block_changes):
7704 (struct function): Remove ib_boundaries_block.
7705 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7706 Use curr_insn_locator to initialize locator.
7707 (emit_line_note): Remove.
7708 * cfgexpand.c (expand_gimple_cond_expr): Update.
7709 (construct_exit_block): Likewise.
7710 (tree_expand_cfg): Initialize/finalize locators.
7711 * expr.c (expand_expr_real): Update.
7712 * cfglayout.c (line_locators_locs, line_locators_lines,
7713 file_locators_locs, file_locators_files): Remove.
7714 (set_block_levels): Move to cfgexpand.c.
7715 (insn_locators_initialize): Remove.
7716 (pass_insn_locators_initialize): Remove.
7717 (locations_locators_locs, locations_locators_vals): New static vars.
7718 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7720 (insn_locators_alloc, insn_locators_finalize,
7721 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7723 (locator_location): New.
7724 (locator_line, locator_file): Rewrite.
7725 * rtl.h (emit_line_note): Kill.
7726 (insn_locators_alloc, insn_locators_finalize,
7727 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7729 * tree-inline.c (initialize_cfun): Do not initialize
7730 ib_boundaries_block.
7731 * passes.c (pass_insn_locators_initialize): Remove.
7733 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7736 * expr.c (reduce_to_bit_field_precision): Handle
7739 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7741 PR tree-optimization/24659
7742 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7743 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7744 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7745 * genopinit.c (optabs): Rename vec_pack_mod_optab
7746 to vec_pack_trunc_optab.
7747 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7748 early for scalar floating point operands for NOP_EXPR.
7749 (vectorizable_type_promotion): Ditto.
7750 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7751 vec_pack_trunc_optab.
7752 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7754 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7755 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7756 Rename from VEC_PACK_MOD_EXPR.
7757 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7758 * expr.c (expand_expr_real_1): Ditto.
7759 * tree-inline.c (estimate_num_insns_1): Ditto.
7760 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7762 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7763 (vec_unpacks_lo_v4sf): Ditto.
7764 (vec_pack_trunc_v2df): Ditto.
7765 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7766 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7767 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7769 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7771 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7773 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7774 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7775 packing of floating point operands.
7776 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7777 represent unpacking of floating point operands.
7778 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7779 [vec_unpacks_hi]: Ditto.
7780 [vec_unpacks_lo]: Ditto.
7782 2007-04-22 Jan Hubicka <jh@suse.cz>
7784 * final.c (rest_of_handle_final): Call
7785 targetm.asm_out.constructor/targetm.asm_out.destructor
7786 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7787 proper priority via decl_*_priority_insert.
7788 * c-common.c (c_expand_body): Likewise.
7790 2007-04-22 Richard Guenther <rguenther@suse.de>
7792 PR tree-optimization/29789
7793 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7794 (rewrite_reciprocal): New helper split out from
7795 determine_invariantness_stmt.
7796 (rewrite_bittest): Likewise.
7797 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7798 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7801 2007-04-22 Revital Eres <eres@il.ibm.com>
7803 * loop-unroll.c (var_to_expand): New field to support also
7804 insns of the form x = something + x.
7805 (analyze_insn_to_expand_var): Use it.
7806 (expand_var_during_unrolling): Likewise.
7808 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7810 * predict.c: Include pointer-set.h.
7811 (bb_predictions): New variable.
7812 (tree_predicted_by_p, tree_predict_edge,
7813 remove_predictions_associated_with_edge): Use bb_predictions map
7814 instead of bb->predictions.
7815 (clear_bb_predictions, assert_is_empty): New functions.
7816 (combine_predictions_for_bb): Use bb_predictions map. Call
7817 clear_bb_predictions.
7818 (tree_estimate_probability): Create and free bb_predictions map.
7819 * Makefile.in (predict.o): Add pointer-set.h dependency.
7820 * basic-block.h (struct basic_block_def): Remove predictions
7822 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7824 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7827 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7830 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7832 * timevar.c (timevar_print): Change reference of --disable-checking to
7833 --enable-checking=release. Also warn if assert checking is disabled.
7835 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7838 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7839 decl as addressable if the compound literal was marked as
7841 Mark the decl as a gimple register if it is a complex or
7842 vector decl and does not live in memory.
7844 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7846 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7847 (GENERIC_NEXT): New function macro.
7848 (PHI_CHAIN): Use phi_node's new chain variable.
7849 (tree_phi_node): Change tree_common to tree_base
7850 and add the chain field.
7851 * tree-phinodes.c (make_phi_node): Don't set
7852 TREE_TYPE on the new node.
7853 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7854 instead of checking GIMPLE_TUPLE_P in chain_next.
7855 * tree-vect-transform.c
7856 (get_initial_def_for_induction): Look at
7857 PHI_RESULT_TREE for the type of the phi node.
7858 (update_vuses_to_preheader): Use PHI_CHAIN
7859 instead of TREE_CHAIN on the phi node.
7860 * tree-ssa-structalias.c (compute_points_to_sets):
7862 (ipa_pta_execute): Likewise.
7864 2007-04-21 Richard Guenther <rguenther@suse.de>
7867 * fold-const.c (fold_unary): Call fold_convert_const on the
7870 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7872 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7873 (store_killed_in_pat): New.
7875 2007-04-20 Richard Henderson <rth@redhat.com>
7878 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7879 TREE_LIST with a void_type_node value, not void_list_node exactly.
7881 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7883 * doc/standards.texi: Re-arrange into language-specific
7884 subsections. Add a C++ section, documenting which standards we
7887 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7889 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7890 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7892 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7894 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7895 ecrti.o and crtbegin.o.
7896 (LIB_DEFAULT_SPEC): Include -lc.
7897 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7899 2007-04-20 Richard Henderson <rth@redhat.com>
7902 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7903 argument; update all callers.
7904 (get_unaligned_offset): New.
7905 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7906 get_unaligned_address, just pass on the address directly.
7907 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7908 the subreg in the helper patterns.
7909 (unaligned_extendqidi_le): Use get_unaligned_offset.
7910 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7911 (unaligned_extendhidi_be): Likewise.
7912 (unaligned_extendhidi): Tidy.
7913 * config/alpha/alpha-protos.h: Update.
7915 2007-04-20 Richard Henderson <rth@redhat.com>
7917 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7918 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7919 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7920 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7921 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7922 (CPP_SPEC): Don't include %(cpp_subtarget).
7923 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7924 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7925 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7927 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7929 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7930 for __builtin_ia32_cmpordss.
7932 PR tree-optimization/31632
7933 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7934 and arg1 for optimizations of comparison against min/max values.
7935 Fold arg0 to arg1's type for optimizations of comparison against
7936 min+1 and max-1 values.
7938 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7940 * reload.c (combine_reloads): When trying to use a dying register,
7941 check whether it's uninitialized and don't use if so.
7943 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7945 * fold-const.c: Remove prototypes for native_encode_expr and
7946 native_interpret_expr.
7947 (native_encode_expr): Make non-static.
7948 (native_interpret_expr): Likewise.
7949 * tree.h: Add prototypes for the above.
7951 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7953 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7954 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7955 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7956 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7957 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7958 Add length attributes.
7960 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7962 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7965 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7966 __STDC_WANT_DEC_FP__.
7968 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7970 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7971 for long double compatibility.
7972 * configure: Regenerate.
7974 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7976 PR rtl-optimization/29841
7977 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7979 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7980 that may cause control flow transfer from being moved.
7982 2007-04-18 Jan Hubicka <jh@suse.cz>
7984 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7987 2007-04-18 Eric Christopher <echristo@apple.com>
7989 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7990 only. Update operands.
7991 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7992 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7993 link register to pic register.
7995 2007-04-18 Dirk Mueller <dmueller@suse.de>
7998 * tree-vrp.c (search_for_addr_array): New.
7999 (check_array_bounds): Suppress warning about
8000 address taken of array refs if its not de-referenced.
8002 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8004 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8005 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8007 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8008 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8009 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8011 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8013 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8015 (vect_analyze_scalar_cycles): Fix indentation.
8016 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8017 (vect_mark_relevant): Include phis in relevance analysis.
8019 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8021 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8023 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8024 output_operand_lossage().
8026 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8028 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8029 the unused code for reduction without adjust-in-epilog to simplify the
8032 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8034 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8035 (S390_TDC_NEGATIVE_ZERO): New constant.
8036 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8037 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8038 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8039 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8040 (S390_TDC_POSITIVE_INFINITY): New constant.
8041 (S390_TDC_NEGATIVE_INFINITY): New constant.
8042 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8043 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8044 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8045 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8046 (S390_TDC_INFINITY): New constant.
8047 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8048 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8049 optimization for UNSPEC_CCZ_TO_INT.
8050 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8051 ("*ccz_to_int"): New insn.
8052 ("isinf<mode>2"): New insn.
8053 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8054 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8055 (UNSPEC_CCZ_TO_INT): New constant.
8057 2007-04-18 Richard Guenther <rguenther@suse.de>
8059 PR tree-optimization/19431
8060 PR tree-optimization/21463
8061 * tree-pass.h (pass_phiprop): Declare.
8062 * passes.c (init_optimization_passes): New phiprop pass.
8063 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8064 (phivn_valid_p): New helper function.
8065 (phiprop_insert_phi): Likewise.
8066 (propagate_with_phi): Likewise.
8067 (tree_ssa_phiprop): New propagator propagating loads
8068 through phi nodes if profitable.
8070 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8072 * tree-vect-analyze.c (process_use): New function.
8073 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8074 Check phis in all bbs.
8075 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8078 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8080 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8083 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8086 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8089 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8091 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8093 (sse_vmmulv4sf3): Likewise.
8094 (sse2_vmaddv2df3): Likewise.
8095 (sse2_vmmulv2df3): Likewise.
8097 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8099 PR rtl-optimization/31360
8100 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8101 (target_reg_cost): New.
8102 (init_set_costs): Initialize target_reg_cost. Add comments
8103 regarding the rationale of the costs.
8104 (global_cost_for_size): Renamed to...
8105 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8106 of register pressure.
8107 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8108 estimate_reg_pressure_cost. Add number of ivs.
8109 (determine_set_costs): Dump target_reg_cost.
8110 * loop-invariant.c (gain_for_invariant): Use
8111 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8112 (best_gain_for_invariant, find_invariants_to_move): Remove
8114 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8115 (target_reg_cost): Declare.
8116 (global_cost_for_size): Declaration removed.
8117 (estimate_reg_pressure_cost): Declare.
8119 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8121 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8122 regnos into even/odd register pairs.
8123 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8124 TDmode similar to the other floating point modes.
8125 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8126 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8128 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8129 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8130 (movdd_hardfloat64): Use TARGET_MFPGPR.
8132 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8134 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8137 2005-01-05 Richard Henderson <rth@redhat.com>
8139 * reload1.c (do_input_reload): Restrict the optimization deleteing
8140 a previous output reload to RELOAD_FOR_INPUT.
8142 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8144 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8145 induc_vec_info_type.
8146 (vectorizable_induction): New function declaration.
8147 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8148 check if already vectorized. Find first place in BB where new stmts
8149 can be inserted. Takes only one argument.
8150 (vectorizable_induction): New function.
8151 (vect_transform_stmt): Add case for induc_vec_info_type to call
8152 vectorizable_induction.
8153 (vect_transform_loop): Consider phis for vectorization.
8154 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8156 (analyze_operations): Call vectorizable_induction when analyzing phis.
8158 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8159 (vect_mark_relevant): Include phis in relevance analysis.
8160 (vect_mark_stmts_to_be_vectorize): Likewise.
8161 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8163 2007-04-16 Lawrence Crowl <crowl@google.com>
8165 * doc/invoke.texi (Debugging Options): Add documentation for the
8166 -femit-struct-debug options -femit-struct-debug-baseonly,
8167 -femit-struct-debug-reduced, and
8168 -femit-struct-debug-detailed[=...].
8170 * c-opts.c (c_common_handle_option): Add
8171 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8172 and OPT_femit_struct_debug_detailed_.
8173 * c.opt: Add specifications for
8174 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8175 and -femit-struct-debug-detailed[=...].
8176 * opts.c (set_struct_debug_option): Parse the
8177 -femit-struct-debug-... options.
8178 * opts.c (matches_main_base, main_input_basename,
8179 main_input_baselength, base_of_path, matches_main_base): Add
8180 variables and functions to compare header base name to compilation
8182 * opts.c (should_emit_struct_debug): Add to determine to emit a
8183 structure based on the option.
8184 (dump_struct_debug) Also disabled function to debug this
8186 * opts.c (handle_options): Save the base name of the
8189 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8190 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8191 This hook indicates if a type is generic. Set it by default
8193 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8194 to determine if a struct type is generic or not.
8195 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8196 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8197 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8200 * flags.h (enum debug_info_usage): Add an enumeration to describe
8201 a program's use of a structure type.
8202 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8203 to indicate the program's usage of the type. Filter structs based
8204 on the -femit-struct-debug-... specification.
8205 (gen_type_die): Split into two routines, gen_type_die and
8206 gen_type_die_with_usage. gen_type_die is now a wrapper
8207 that assumes direct usage.
8208 (gen_type_die_with_usage): Replace calls to gen_type_die
8209 with gen_type_die_with_usage adding the program usage of
8210 the referenced type.
8211 (dwarf2out_imported_module_or_decl): Suppress struct debug
8212 information using should_emit_struct_debug when appropriate.
8214 2007-04-16 Ian Lance Taylor <iant@google.com>
8216 PR tree-optimization/31522
8217 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8218 (vrp_initialize): Allocate vr_phi_edge_counts.
8219 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8220 executable edge. Drop test for all constants.
8221 (vrp_finalize): Free vrp_phi_edge_counts.
8223 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8224 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8226 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8227 predecessors at head rather than tail.
8229 2007-04-16 Matthias Klose <doko@debian.org>
8231 * config/alpha/linux.h (CPP_SPEC): Define.
8232 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8234 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8236 * function.h: Remove sequence_stack extern declaration.
8238 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8240 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8242 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8245 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8247 * config/avr/avr.c (avr_arch_types): Rearranging array.
8248 (enum avr_arch): Add.
8249 (avr_mcu_types): Use avr_arch enumeration constants instead of
8251 * config/avr/avr.h (LINK_SPEC): Simplify.
8253 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8255 * config/m68k/m68k.c (m68k_libcall_value,
8256 m68k_function_value): Use macros for register names more.
8258 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8260 (M68K_REGNAME): Use A6_REG.
8261 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8263 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8266 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8267 'pending_read_list_length' and 'pending_write_list_length'. Update
8269 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8270 to handle two length counters instead of one. Update all uses.
8271 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8272 two length counters instead of one.
8273 * sched-rgn.c (propagate_deps): Update to handle two length counters
8276 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8279 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8280 copy of source, pass it to ix86_expand_vector_set and return
8283 2007-04-16 David Ung <davidu@mips.com>
8284 Joseph Myers <joseph@codesourcery.com>
8286 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8287 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8288 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8289 Add 74K processor information.
8290 * config/mips/mips.md: Include 74k.md.
8291 (cpu): Add 74kc,74kf,74kx.
8292 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8293 * config/mips/74k.md: New.
8294 * doc/invoke.texi (MIPS Options): Document 74K support.
8296 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8298 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8299 vectorizable_* functions.
8300 * tree-vect-transform.c (vectorizable_call): Add check for
8301 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8302 (vectorizable_store): likewise.
8303 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8305 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8306 (vectorizable_type_promotion, vectorizable_load): Likewise.
8307 (vectorizable_live_operation, vectorizable_condition): Likewise.
8308 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8310 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8312 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8314 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8315 register numbers more.
8316 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8317 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8318 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8319 FUNCTION_VALUE_REGNO_P): Likewise.
8320 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8321 STATIC_CHAIN_REGNUM): Likewise.
8322 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8323 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8324 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8325 * config/m68k/m68k.md (FP_REG): New.
8327 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8329 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8332 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8334 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8335 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8338 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8340 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8343 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8346 * c-decl.c (finish_decl): Grab the type of the decl after the call
8347 to store_init_value.
8349 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8351 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8353 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8356 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8357 dominators, post dominators and cleanup cfg before returning.
8359 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8361 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8362 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8364 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8366 * config.gcc: Recognize fido.
8367 * config/m68k/m68k-devices.def (fidoa): New.
8368 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8370 (FL_FIDOA, TARGET_FIDOA): New.
8371 * config/m68k/m68k.opt (mfidoa): New.
8373 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8376 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8377 when a personality function is used.
8379 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8381 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8383 2007-04-13 Mike Stump <mrs@apple.com>
8385 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8387 * config/darwin.opt (fapple-kext): Make C++ only.
8388 * config/darwin.c (darwin_override_options): Remove code to ensure
8389 -fapple-kext is given for C++ only.
8391 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8393 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8394 * config/mips/mips.c (override_options): Call
8395 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8397 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8399 * config/i386/i386.opt (msvr3-shlib): Removed.
8401 * doc/invoke.texi: Remove -msvr3-shlib.
8403 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8405 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8406 with "popcnt" instruction.
8408 2007-04-13 Richard Guenther <rguenther@suse.de>
8410 PR tree-optimization/21258
8411 * tree-vrp.c (compare_case_labels): New helper.
8412 (find_switch_asserts): New function.
8413 (find_assert_locations): Call it for SWITCH_EXPRs.
8415 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8417 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8418 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8419 check is now implied in X87_FLOAT_MODE_P.
8420 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8421 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8422 (fix_trunc<mode>_i386_fisttp): Ditto.
8423 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8424 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8425 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8426 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8427 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8428 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8429 (unnamed_splitters): Ditto.
8430 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8431 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8432 FIRST_SSE_REG for local functions when SSE math is enabled or
8433 for functions with sseregparm attribute.
8434 (standard_80387_constant_p): Return -1 if mode is not
8436 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8437 (ix86_expand_compare): Ditto.
8438 (ix86_expand_carry_flag_compare): Ditto.
8439 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8440 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8441 DECIMAL_FLOAT_MODE_P.
8442 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8443 of SCALAR_FLOAT_MODE_P.
8444 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8445 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8446 checks before FLOAT_MODE_P.
8447 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8448 before FLOAT_MODE_P.
8453 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8455 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8456 Charles Wilson <libtool@cwilson.fastmail.fm>
8458 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8459 (libgcc.mvars): Don't depend on them.
8460 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8461 * exec-tool.in: New.
8463 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8465 * doc/invoke.text (--help): Document --help=common.
8467 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8469 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8471 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8473 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8474 * genemit.c (main): Emit #include "integrate.h".
8475 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8476 (LOADGP_RTP): New mips_loadgp_style.
8477 * config/mips/mips.h: Include config/vxworks-dummy.h.
8478 (TARGET_RTP_PIC): New macro.
8479 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8480 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8481 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8483 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8484 -mvxworks-pic when using -mrtp and a PIC option.
8485 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8487 (mips_symbolic_constant_p, mips_symbolic_address_p)
8488 (mips_symbol_insns): Handle SYMBOL_HALF.
8489 (override_options): Warn about -G and -mrtp being used together.
8490 Initialize mips_lo_relocs[SYMBOL_HALF].
8491 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8492 (mips_emit_loadgp): Handle LOADGP_RTP.
8493 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8494 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8495 (tablejump): Handle function-relative case table entries if
8497 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8499 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8501 * config/mips/mips.md (load_call<mode>): Allow any general register.
8503 (sibcall_value_internal, sibcall_value_multiple_internal)
8504 (call_value_internal, call_value_split, call_value_multiple_internal)
8505 (call_value_multiple_split): Remove constraints from operand 0.
8507 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8509 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8510 rather than loadgp_noshared.
8511 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8512 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8514 * config/mips/mips.md (loadgp): Rename to...
8515 (loadgp_newabi): ...this.
8516 (loadgp_noshared): Rename to...
8517 (loadgp_absolute): ...this.
8519 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8521 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8522 false for locally-binding symbols.
8523 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8525 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8527 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8528 (SYMBOL_GOT_PAGE_OFST): ...this.
8529 (SYMBOL_GOT_GLOBAL): Rename to...
8530 (SYMBOL_GOT_DISP): ...this.
8531 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8532 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8533 * config/mips/mips.c (mips_global_symbol_p): New function.
8534 (mips_symbol_binds_local_p): Likewise.
8535 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8536 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8537 mips_global_symbol_p and mips_symbol_binds_local_p.
8538 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8539 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8540 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8542 (mips_ok_for_lazy_binding_p): New function.
8543 (mips_load_call_address, mips_expand_call): Use it.
8544 (mips_dangerous_for_la25_p): Likewise.
8545 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8546 (*got_disp<mode>): Use got_disp_operand instead of
8547 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8548 SYMBOL_GOTOFF_GLOBAL.
8549 (*got_page<mode>): Use got_page_ofst_operand instead of
8551 * config/mips/predicates.md (const_call_insn_operand): Use
8552 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8553 (global_got_operand): Rename to...
8554 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8556 (local_got_operand): Rename to...
8557 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8558 of SYMBOL_GOT_LOCAL.
8560 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8562 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8563 TARGET_CALL_CLOBBERED_GP.
8564 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8565 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8566 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8567 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8568 of TARGET_ABICALLS && !TARGET_NEWABI.
8569 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8570 * config/mips/mips.c (mips_load_call_address): Check
8571 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8572 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8573 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8574 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8575 TARGET_ABICALLS && TARGET_NEWABI.
8576 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8578 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8579 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8580 TARGET_ABICALLS && TARGET_NEWABI.
8581 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8582 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8583 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8584 whether indirect calls must use $25.
8585 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8587 * config/mips/mips.md (jal_macro): Check flag_pic and
8588 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8589 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8590 instead of TARGET_ABICALLS.
8591 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8592 TARGET_ABICALLS && TARGET_OLDABI.
8593 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8594 (sibcall): In the comment above the define_insn, mention
8595 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8596 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8597 instead of TARGET_ABICALLS.
8599 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8601 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8602 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8603 (MACFLAGS_MATCH_P): New macro.
8604 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8605 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8606 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8607 the other MACFLAG constants.
8608 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8609 (flag_machi): Tighten constraints. Renumber some of the operands.
8610 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8612 (flag_machi_parts_acconly): New pattern.
8613 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8615 (flag_macinit1hi): Tighten constraints.
8616 (flag_mul_macv2hi_parts_acconly): New pattern.
8618 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8619 Use a more efficient implementation.
8620 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8621 inline sequences when not optimizing for size.
8623 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8624 movhi_high2low): Delete, merge functionality into...
8625 (packv2hi): ... this pattern.
8627 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8628 * config/bfin/bfin.opt (msim): New option.
8629 (mcpu=): New option.
8630 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8631 (bfin_cpu_t): Typedef of enum bfin_cpu.
8632 (bfin_cpu_type): New declaration.
8633 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8634 -msim and -mcpu= options.
8635 (LIB_SPEC): Likewise.
8636 * config/bfin/bfin.c (bfin_cpu_type): Define.
8637 (bfin_handle_option): Handle -mcpu= option.
8638 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8639 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8640 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8642 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8644 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8645 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8646 (powerpc-wrs-vxworksae): Use ${tm_file}.
8647 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8648 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8649 * config/i386/vx-common.h: New file.
8651 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8653 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8656 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8658 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8661 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8665 * c-common.c (c_build_qualified_type): Set canonical type
8668 2007-04-12 Richard Guenther <rguenther@suse.de>
8670 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8671 lower bound and element size if lower bound is not zero
8672 or either of the ARRAY_REF operands is set.
8674 2007-04-12 Richard Guenther <rguenther@suse.de>
8676 PR tree-optimization/24689
8677 PR tree-optimization/31307
8678 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8680 * gimplify.c (canonicalize_addr_expr): To be consistent with
8681 gimplify_compound_lval only set operands two and three of
8682 ARRAY_REFs if they are not gimple_min_invariant. This makes
8683 it never at this place.
8684 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8686 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8688 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8689 null before emitting a .nsubspa directive.
8691 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8693 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8694 need_to_partition_p if there are no memory statements in the
8697 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8699 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8700 (gcd_of_steps_may_divide_p): New function.
8701 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8703 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8705 * reload.c (find_reloads_toplev, find_reloads_address,
8706 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8707 not a pointer equality test, to decide if we need to call
8708 push_reg_equiv_alt_mem.
8710 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8712 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8713 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8715 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8717 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8719 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8720 vector to be positive.
8722 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8726 * doc/invoke.texi: Document --params max-aliased-vops and
8728 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8729 debug_memory_partitions): Move to tree-flow.h
8730 * params.h (AVG_ALIASED_VOPS): Define.
8731 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8733 (mp_info_t): Likewise.
8734 (get_mem_sym_stats_for): New.
8735 (set_memory_partition): Move from tree-flow-inline.h.
8736 (mark_non_addressable): Only clear the set of symbols for the
8737 partition if it exists.
8738 (dump_memory_partitions): Move from tree-ssa-operands.c
8739 (debug_memory_partitions): Likewise.
8740 (need_to_partition_p): New.
8741 (dump_mem_ref_stats): New.
8742 (debug_mem_ref_stats): New.
8743 (dump_mem_sym_stats): New.
8744 (debug_mem_sym_stats): New.
8745 (update_mem_sym_stats_from_stmt): New.
8746 (compare_mp_info_entries): New.
8747 (mp_info_cmp): Call it.
8748 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8750 (get_mpt_for): Move from tree-ssa-operands.c.
8751 (find_partition_for): New.
8752 (create_partition_for): Remove.
8753 (estimate_vop_reduction): New.
8754 (update_reference_counts): New.
8755 (build_mp_info): New.
8756 (compute_memory_partitions): Refactor.
8757 Document new heuristic.
8758 Call build_mp_info, update_reference_counts,
8759 find_partition_for and estimate_vop_reduction.
8760 (compute_may_aliases): Populate virtual operands before
8761 calling debugging dumps.
8762 (delete_mem_sym_stats): New.
8763 (delete_mem_ref_stats): New.
8764 (init_mem_ref_stats): New.
8765 (init_alias_info): Call it.
8766 (maybe_create_global_var): Remove alias_info argument.
8767 Get number of call sites and number of pure/const call sites
8768 from gimple_mem_ref_stats().
8769 (dump_alias_info): Call dump_memory_partitions first.
8770 (dump_points_to_info_for): Show how many times a pointer has
8772 * opts.c (decode_options): For -O2 set --param
8773 max-aliased-vops to 500.
8774 For -O3 set --param max-aliased-vops to 1000 and --param
8775 avg-aliased-vops to 3.
8776 * fortran/options.c (gfc_init_options): Remove assignment to
8778 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8779 * tree-dfa.c (dump_variable): Dump memory reference
8781 Dump NO_ALIAS* settings.
8782 (referenced_var_lookup): Tidy.
8783 (mem_sym_stats): New.
8784 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8785 and ORIG are different SSA names for a memory partition.
8786 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8787 * tree-flow.h (struct mem_sym_stats_d): Define.
8788 (mem_sym_stats_t): Define.
8789 (struct mem_ref_stats_d): Define.
8790 (struct gimple_df): Add field mem_ref_stats.
8791 (enum noalias_state): Define.
8792 (struct var_ann_d): Add bitfield noalias_state.
8793 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8794 debug_mem_ref_stats, debug_memory_partitions,
8795 debug_mem_sym_stats): Declare.
8796 * tree-ssa-structalias.c (update_alias_info): Update call
8797 sites, pure/const call sites and asm sites in structure
8798 returned by gimple_mem_ref_stats.
8799 Remove local variable IS_POTENTIAL_DEREF.
8800 Increase NUM_DEREFS if the memory expression is a potential
8802 Call update_mem_sym_stats_from_stmt.
8803 If the memory references memory, call
8804 update_mem_sym_stats_from_stmt for all the direct memory
8805 symbol references found.
8806 (intra_create_variable_infos): Set noalias_state field for
8807 pointer arguments according to the value of
8808 flag_argument_noalias.
8809 * tree-ssa-structalias.h (struct alias_info): Remove fields
8810 num_calls_found and num_pure_const_calls_found.
8811 (update_mem_sym_stats_from_stmt): Declare.
8812 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8813 Set default value to 100.
8814 (PARAM_AVG_ALIASED_VOPS): Define.
8816 2007-04-11 Richard Guenther <rguenther@suse.de>
8819 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8820 a * -b + c as c - a * b if we honor sign dependent rounding.
8822 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8824 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8826 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8827 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8829 (initialize_trampoline): Don't use old-style function definition.
8830 (bfin_secondary_reload): Mark IN_P argument as unused.
8832 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8834 PR tree-optimization/31343
8835 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8836 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8837 * testsuite/gcc.dg/vect/pr31343.c: New.
8839 2007-04-10 Eric Christopher <echristo@apple.com>
8841 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8842 * config/i386/i386.md (*cmpfp0): Use.
8843 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8844 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8845 (fix_trunc<mode>_i386_fisttp): Ditto.
8846 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8847 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8848 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8849 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8850 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8851 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8852 (unnamed_splitters): Ditto.
8853 * config/i386/i386.c (output_fix_trunc): Assert that
8854 we're not being passed a TFmode operand.
8856 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8858 PR tree-optimization/31526
8859 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8860 n_basic_blocks to find newly added blocks.
8862 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8864 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8866 (fix_trunc<mode>si_sse): Ditto.
8867 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8868 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8869 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8870 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8871 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8872 expander using SSEMODEF mode macro.
8873 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8874 expander using SSEMODEF mode macro.
8875 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8876 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8877 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8878 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8879 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8880 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8881 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8882 Macroize insn using X87MODEF mode macro.
8884 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8886 * config/i386/sse.md (sse2_pinsrw): Removed.
8887 (sse2_pextrw): Renamed to ...
8888 (*sse2_pextrw): This.
8890 2007-04-09 Jan Hubicka <jh@suse.cz>
8893 * config/i386/sse.md
8894 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8895 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8896 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8897 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8899 2007-04-09 Jan Hubicka <jh@suse.cz>
8901 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8902 multiple fields of union.
8904 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8906 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8907 (create_preheaders): Check that loops are available.
8908 (fix_loop_structure): Clean up, improve comments.
8909 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8910 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8912 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8913 * predict.c (tree_estimate_probability): Do not call
8914 calculate_dominance_info. Call create_preheaders.
8915 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8916 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8918 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8919 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8920 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8921 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8924 2007-04-08 Jan Hubicka <jh@suse.cz>
8926 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8927 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8928 * fold-const.c (fold_unary): Use it.
8930 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8932 * varasm.c (assemble_variable): Remove call to
8933 lang_hooks.decls.prepare_assemble_variable.
8934 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8935 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8936 * langhooks.h (lang_hooks_for_decls): Remove
8937 prepare_assemble_variable.
8939 2007-04-08 Mike Stump <mrs@apple.com>
8941 * config/i386/i386.c: Use inc/dec on Core2.
8943 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8945 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8946 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8947 lhd_tree_inlining_end_inlining): Remove.
8948 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8949 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8951 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8952 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8953 lhd_tree_inlining_end_inlining): Remove prototypes.
8954 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8955 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8956 LANG_HOOKS_TREE_INLINING_START_INLINING,
8957 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8959 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8962 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8965 * config/avr/predicates.md (io_address_operand): Delete predicate.
8966 (low_io_address_operand): Don't use 'mode' argument.
8967 (higth_io_address_operand): Rename ...
8968 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8969 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8972 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8974 Revert change removing staticp.
8976 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8979 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8982 2007-04-07 Bruce Korb <bkorb@gnu.org>
8984 * c.opt: Add -Wformat-contains-nul.
8985 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8987 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8988 the NUL byte warning.
8990 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8992 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8994 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8996 * tree.c (staticp): No longer use staticp langhook.
8997 * langhooks.c (lhd_staticp): Removed.
8998 * langhooks.h (struct lang_hooks): Remove staticp.
8999 * c-common.c (c_staticp): Remove.
9000 * c-common.h (c_staticp): Ditto.
9001 * langhooks-defs.h (lhd_staticp): Ditto.
9002 (LHD_HOOKS_STATICP): Ditto
9003 * tree.h (gcc_assert_lowered): New macro.
9005 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9007 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9008 argument "reliable".
9009 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9010 Add argument "reliable". Propagate it through calls.
9011 (infer_loop_bounds_from_undefined): Derive number of iterations
9012 estimates from references in blocks that do not dominate loop latch.
9013 (gcov_type_to_double_int): New function.
9014 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9015 and expected_loop_iterations_unbounded.
9016 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9017 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9018 * tree-data-ref.c (estimated_loop_iterations): Export.
9019 (get_references_in_stmt): Fix -- do not return addresses of local
9021 * cfgloop.h (expected_loop_iterations_unbounded,
9022 estimated_loop_iterations): Declare.
9024 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9026 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9028 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9030 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9031 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9032 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9033 Use output_387_reg_move().
9034 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9035 expander using X87MODEF12 mode macro.
9036 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9037 choosing register preferences. Use output_387_reg_move().
9038 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9039 instead of "x". Use output_387_reg_move().
9040 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9041 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9042 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9043 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9044 Use output_387_reg_move().
9045 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9047 (*truncxf?f_i387 splitter): Ditto.
9049 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9051 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9052 LANG_HOOKS_SAFE_FROM_P.
9053 * expr.c (safe_from_p): Remove langhook call.
9054 * langhooks.h (lang_hooks): Remove safe_from_p.
9055 (lhd_safe_from_p): Remove prototype.
9056 * langhooks.c (lhd_safe_from_p): Remove.
9058 2007-04-06 Jan Hubicka <jh@suse.cz>
9060 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9063 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9065 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9066 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9067 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9068 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9070 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9071 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9073 2007-04-05 Richard Henderson <rth@redhat.com>
9075 * config/alpha/alpha.c (print_operand) [+]: Remove.
9076 (alpha_end_function): Print nop if call at end of function.
9077 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9078 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9079 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9080 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9081 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9082 the call pattern. Update peepholes to match.
9084 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9086 * doc/extend.texi (Other Builtins): Add decimal float variants
9088 * builtins.def: Ditto.
9089 * builtins.c (expand_builtin): Ditto.
9091 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9092 H.J. Lu <hongjiu.lu@intel.com>
9095 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9096 of V8HImode when calling ix86_binary_operator_ok.
9097 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9098 (sdot_prodv8hi): Operands 1 and 2 must be register.
9100 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9102 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9103 initialize align to silence bogus warning.
9105 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9108 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9110 (struct sra_walk_fns): Remove use_all parameter from use.
9111 (sra_hash_tree): Handle BIT_FIELD_REFs.
9112 (sra_elt_hash): Don't hash bitfld blocks.
9113 (sra_elt_eq): Skip them in parent compares as well. Handle
9115 (sra_walk_expr): Don't maintain or pass down use_all_p.
9116 (scan_use): Remove use_all parameter.
9117 (scalarize_use): Likewise. Re-expand assignment to
9118 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9119 output, and re-scalarize after output. Don't mark anything
9121 (scalarize_ldst): Adjust.
9122 (scalarize_walk_gimple_modify_statement): Likewise.
9123 (build_element_name_1): Handle BIT_FIELD_REFs.
9124 (instantiate_element): Don't warn for any element whose parent
9126 (instantiate_missing_elements_1): Return the sra_elt.
9127 (canon_type_for_field): New.
9128 (try_instantiate_multiple_fields): New.
9129 (instantiate_missing_elemnts): Use them.
9130 (mark_no_warning): Removed.
9131 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9132 (REPLDUP, sra_build_elt_assignment): New.
9133 (generate_copy_inout): Use them.
9134 (generate_element_copy): Likewise. Handle bitfld differences.
9135 (generate_element_zero): Don't recurse for blocks. Use
9136 sra_build_elt_assignment.
9137 (generate_one_element_int): Take elt instead of var. Use
9138 sra_build_elt_assignment.
9139 (generate_element_init_1): Adjust.
9140 (scalarize_use, scalarize_copy): Use REPLDUP.
9141 (scalarize_ldst): Move assert before dereference.
9142 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9144 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9146 * regmove.c: Fix unused variable warnings due to previous commit.
9148 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9150 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9151 (regmove_bb_head): Remove.
9152 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9153 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9154 problems with fixup_match_1.
9155 Don't initialize/free regmove_bb_head.
9157 (reg_is_remote_constant_p): If an insn is in the same basic block
9158 but not before INSN, consider it remote, too.
9160 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9163 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9164 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9166 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9168 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9169 (CONDITIONAL_REGISTER_USAGE): Likewise.
9171 2007-04-04 Richard Henderson <rth@redhat.com>
9173 * config/alpha/lib1funcs.asm: Remove unused file.
9175 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9178 * opts.c (print_specific_help): Fix --help=<language>
9180 (common_handle_option): Support --help=common.
9182 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9185 * gcc.c (main): Do not run the linker if
9186 print_subprocess_help indicates that it shouldn't be
9189 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9192 * doc/invoke.texi (--help=): Document <languages> value, fix
9193 formatting in tables of values.
9195 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9197 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9198 dllimport attribute of virtual methods.
9200 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9202 * config/score/crti.asm: Change _bss_start to __bss_start.
9203 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9204 (OUTGOING_REG_PARM_STACK_SPACE) update.
9205 * config/score/score.opt: add options to make backend support
9206 score5, score5u, score7 and score7d.
9207 * config/score/score.md: Likewise.
9208 * config/score/misc.md: Likewise.
9209 * config/score/mac.md: Likewise.
9210 * doc/invoke.texi: Likewise.
9211 * doc/md.texi: update constraints define.
9213 2007-04-03 Richard Henderson <rth@redhat.com>
9215 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9216 an appropriate type, use the mode instead.
9218 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9220 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9221 Set the default --with-arch setting to mips2.
9222 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9223 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9224 (MULTILIB_OSDIRNAMES): Delete.
9225 (MULTILIB_DIRNAMES): Define.
9226 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9227 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9228 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9229 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9230 VXWORKS_OS_CPP_BUILTINS.
9231 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9232 (MIPS_DEBUGGING_INFO): Undefine.
9233 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9235 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9238 * fold-const.c (native_encode_real): Encode real.c provided longs
9239 as a series of 32-bit native integers.
9240 (native_interpret_real): Interpret buffer as a series of 32-bit
9243 2007-04-03 Richard Guenther <rguenther@suse.de>
9245 * genpreds.c (write_insn_constraint_len): Write function
9246 optimized for CONSTRAINT_LEN implementation.
9247 (write_tm_preds_h): Output insn_constraint_len inline and
9248 use it for CONSTRAINT_LEN.
9249 (write_insn_preds_c): Don't output insn_constraint_len.
9250 * doc/md.texi (define_register_constraint): Document multi-letter
9251 constraints shall have the same length if they start with the same
9254 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9257 * config/i386/i386.md (isinf<mode>2): Expand only when
9258 TARGET_C99_FUNCTIONS is set.
9260 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9262 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9263 (x86_64-*-linux*): Ditto.
9264 * config/i386/i386.opt (mpc): New option.
9265 * config/i386/i386.c (overrride_options): Handle
9266 ix87_precision_string.
9267 * config/i386/crtprec.c: New file.
9268 * config/i386/t-crtpc: Ditto.
9269 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9271 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9272 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9273 crtprec32.o, crtprec64.o and crtprec80.o.
9275 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9277 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9279 2007-04-02 Eric Christopher <echristo@apple.com>
9281 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9282 limitations on darwin.
9284 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9287 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9289 2007-04-02 Dave Korn <dave.korn@artimi.com>
9291 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9293 2007-04-02 Dave Korn <dave.korn@artimi.com>
9295 * libgcc2.h (exception_descriptor): Don't forward-declare.
9296 (__get_eh_table_language, __get_eh_table_version): Delete
9297 prototypes of long-dead functions.
9299 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9301 * ebitmap.h: New file
9302 * ebitmap.c: New file
9303 * Makefile.in (ebitmap.o): New target.
9305 2007-04-01 Jan Hubicka <jh@suse.cz>
9307 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9308 before very first instruction.
9310 2007-04-01 Jan Hubicka <jh@suse.cz>
9312 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9313 waring on 64bit hosts.
9314 * bitmap.h: Fix typo in bitmap_head_def.
9316 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9318 PR rtl-optimization/31391
9319 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9320 into a DELETED_LABEL note, and the label is in an empty basic
9321 block, update BB_END as well as BB_HEAD.
9323 2007-04-01 Richard Henderson <rth@redhat.com>
9325 PR tree-optimization/31169
9326 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9327 to varying if the range is outside [0, prec-1].
9329 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9332 * config/mips/mips.md (load_const_gp): New insn.
9333 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9334 the MIPS16 GP pseudo register if no_new_pseudos.
9335 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9337 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9340 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9342 (call_value): Likewise.
9344 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9345 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9348 * doc/invoke.texi: (optimization options): Reword description
9349 of -ffast-math. Document its primary purpose.
9351 2007-03-31 Richard Guenther <rguenther@suse.de>
9353 * omp-low.c (splay-tree.h): Include.
9354 (lookup_decl): Replace splay-tree usage by pointer-map.
9355 (maybe_lookup_decl): Likewise.
9356 (new_omp_context): Likewise.
9357 (delete_omp_context): Likewise.
9358 * gimplify.c (splay-tree.h): Include.
9359 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9361 (remap_ssa_name): Likewise.
9362 (remap_decl): Likewise.
9363 (remap_type_1): Likewise.
9364 (remap_type): Likewise.
9365 (copy_body_r): Likewise.
9366 (expand_call_inline): Likewise.
9367 (clone_body): Likewise.
9368 (copy_tree_r): Likewise.
9369 (remap_save_expr): Likewise.
9370 (unsave_r): Likewise.
9371 (unsave_expr_now): Likewise.
9372 (tree_function_versioning): Likewise.
9373 (build_duplicate_type): Likewise.
9374 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9375 (struct copy_body_data): Replace splay-tree by pointer-map.
9376 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9377 not $(SPLAY_TREE_H).
9378 (gimplify.o): Depend on $(SPLAY_TREE_H).
9379 (omp-low.p): Likewise.
9381 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9383 * config/avr/predicates.md (even_register_operand,
9384 odd_register_operand): New predicates.
9385 * config/avr/avr.md (movw peephole2): New.
9386 (movw_r peephole2): New.
9388 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9390 * tree.h (get_signed_or_unsigned_type): New.
9391 * fold-const.c (operand_equal_for_comparison_p): Use
9392 get_signed_or_unsigned_type instead of
9393 lang_hooks.types.signed_or_unsigned_type.
9394 * expr.c (store_expr): Ditto.
9395 * langhooks.c (get_signed_or_unsigned_type): New.
9396 (lhd_signed_or_unsigned_type): New.
9397 * langhooks.h (lhd_signed_or_unsigned_type): New.
9398 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9400 2007-03-30 Richard Henderson <rth@redhat.com>
9402 * tree-ssa-loop-ivopts.c: Include target.h.
9403 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9404 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9405 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9406 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9408 2007-03-30 Richard Henderson <rth@redhat.com>
9409 Kai Tietz <kai.tietz@onevision.com>
9411 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9413 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9414 (TARGET_64BIT_MS_ABI): New.
9415 (DBX_REGISTER_NUMBER): Handle 64-bit.
9416 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9417 (LONG_TYPE_SIZE): Force to 32.
9418 (REG_PARM_STACK_SPACE): New.
9419 (OUTGOING_REG_PARM_STACK_SPACE): New.
9420 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9421 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9422 (STACK_BOUNDARY): Use 128 for 64-bit.
9423 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9424 Add 64-bit implementation.
9425 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9427 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9428 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9429 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9430 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9431 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9432 TARGET_64BIT_MS_ABI.
9433 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9434 (ix86_pass_by_reference): Likewise.
9435 (ix86_function_value_regno_p): Likewise.
9436 (ix86_build_builtin_va_list): Likewise.
9437 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9438 (function_arg_advance_ms_64): New.
9439 (function_arg_advance): Call it.
9440 (function_arg_ms_64): New.
9441 (function_arg): Call it.
9442 (function_value_ms_64): New.
9443 (ix86_function_value_1): Call it.
9444 (return_in_memory_ms_64): New.
9445 (ix86_return_in_memory): Call it.
9446 (setup_incoming_varargs_ms_64): New.
9447 (ix86_setup_incoming_varargs): Call it.
9448 (ix86_expand_prologue): Handle 64-bit stack probing.
9449 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9450 (output_pic_addr_const): Likewise.
9451 (x86_this_parameter): Likewise.
9452 (x86_output_mi_thunk): Likewise.
9453 (x86_function_profiler): Likewise.
9454 (TARGET_STRICT_ARGUMENT_NAMING): New.
9455 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9456 (TARGET_64BIT_MS_ABI): New.
9457 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9458 * config/i386/i386.md (allocate_stack_worker): Remove.
9459 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9460 describe the clobber of eax without a match_scratch.
9461 (allocate_stack_worker_postreload): Remove.
9462 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9463 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9464 (allocate_stack_worker_rex64_postreload): Remove.
9465 (allocate_stack): Handle 64-bit.
9466 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9467 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9468 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9469 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9470 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9471 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9472 * config.build (x86_64-*-mingw*): New host.
9473 * config.host (x86_64-*-mingw*): New host.
9474 * config.gcc (x86_64-*-mingw*): New target.
9475 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9477 2007-03-30 Richard Henderson <rth@redhat.com>
9478 Kai Tietz <kai.tietz@onevision.com>
9480 * c-pragma.c (struct def_pragma_macro_value): New.
9481 (struct def_pragma_macro): New.
9482 (pushed_macro_table): New.
9483 (dpm_hash, dpm_eq): New.
9484 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9485 (init_pragma): Install them.
9486 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9488 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9490 * config/avr/avr.c (avr_override_options): Clear
9491 'flag_delete_null_pointer_checks'.
9493 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9496 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9497 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9498 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9499 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9500 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9501 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9502 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9504 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9506 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9508 * regmove.c: Move all of pass_stack_adjustments from here...
9509 * combine-stack-adj.c: ...to this new file.
9510 * Makefile.in: Add rules for combine-stack-adj.o.
9512 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9514 PR tree-optimization/31383
9515 * tree-data-ref.c (affine_function_equal_p): Do not require the
9516 vectors to have the same length.
9518 2007-03-30 Jan Hubicka <jh@suse.cz>
9521 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9522 availablility; add more sanity checking; ask varpool only about
9525 2007-03-29 Richard Henderson <rth@redhat.com>
9527 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9528 to decide, but __SIZEOF_LONG_LONG__.
9530 2007-03-29 Richard Henderson <rth@redhat.com>
9532 * emutls.c (struct __emutls_array): New.
9533 (emutls_destroy): Use it instead of casting element 0 from void*.
9534 (__emutls_get_address): Likewise.
9536 2007-03-29 Richard Henderson <rth@redhat.com>
9538 * varasm.c (initializer_constant_valid_p): Don't deny
9539 DECL_DLLIMPORT_P on functions.
9541 * config/i386/cygming.h: Remove function declarations.
9542 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9543 (ASM_OUTPUT_LABELREF): Remove.
9544 (COMMON_ASM_OP): Remove.
9545 (ASM_OUTPUT_COMMON): Remove.
9546 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9547 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9548 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9549 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9550 Rename from TARGET_ENCODE_SECTION_INFO.
9551 * config/i386/netware.h: Likewise.
9552 * config/i386/i386-protos.h: Update.
9553 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9554 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9555 (legitimate_constant_p): Reject dllimports.
9556 (dllimport_map, get_dllimport_decl): New.
9557 (legitimize_dllimport_symbol): New.
9558 (legitimize_address, ix86_expand_move): Use it.
9559 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9560 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9561 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9562 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9563 * config/i386/predicates.md (constant_call_address_operand): Only
9564 accept symbols; reject dllimport_p symbols.
9565 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9566 i386_pe_maybe_record_exported_symbol.
9567 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9568 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9569 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9570 trust the setting of DECL_DLLIMPORT_P.
9571 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9572 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9573 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9574 tidy the argument scanning loop.
9575 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9576 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9577 (i386_pe_strip_name_encoding): Remove.
9578 (i386_pe_binds_local_p): New.
9579 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9580 (i386_pe_output_labelref): Remove.
9581 (i386_pe_asm_output_aligned_decl_common): New.
9582 (i386_pe_maybe_record_exported_symbol): Rename from
9583 i386_pe_record_exported_symbol; check for dllexported symbols.
9585 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9587 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9588 add comment explaining why vsnprintf cannot be used.
9590 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9592 PR tree-optimization/30666
9593 * tree.c (build_complex_type): When creating type names for DWARF2
9594 debug info, create TYPE_DECLs for TYPE_NAME instead of
9596 (build_common_tree_nodes_2): Use build_complex_type when building
9597 predefined complex types, to preserve canonical types.
9599 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9601 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9602 (noce_get_alt_condition): Look at it to determine whether to
9603 reverse the condition or not.
9604 (noce_get_condition): Substitute the truth for lies.
9605 (noce_find_if_block): Set the then_else_reversed field.
9607 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9609 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9610 destination of this insn.
9611 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9612 than calling gen_rtx_SET directly. Use r0 to hold the value of
9613 'address + 4' rather than a stack based temporary which can be
9616 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9618 * config/s390/s390.c (s390_secondary_input_reload_class,
9619 s390_secondary_output_reload_class): Functions removed.
9620 (s390_secondary_reload): New function.
9621 (TARGET_SECONDARY_RELOAD): Target macro defined.
9622 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9623 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9624 * config/s390/s390.md ("reload_outti", "reload_outdi",
9625 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9626 "reload_out<mode>"): Expanders removed.
9627 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9628 "reload<mode>_nonoffmem_out"): Expanders added.
9630 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9632 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9633 action if SRC->DEST replacement failed anyway.
9635 2007-03-28 Mike Stump <mrs@apple.com>
9637 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9638 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9639 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9641 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9643 * config.gcc: Accept barcelona as a variant of amdfam10.
9644 * config/i386/i386.c (override_options): Likewise.
9645 * doc/invoke.texi: Likewise.
9647 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9649 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9650 offsets for BIT_FIELD_REF and COMPONENT_REF.
9652 2007-03-28 Richard Guenther <rguenther@suse.de>
9654 * tree.c (is_global_var): Move ...
9655 * tree-flow-inline.h (is_global_var): ... here.
9656 * tree.h (is_global_var): Remove declaration.
9658 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9660 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9662 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9663 * config/i386/i386.c (ix86_tune_features): Initialize new
9665 * config/i386/predicates.md (promotable_binary_operator): Use
9666 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9668 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9671 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9673 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9675 * config/fr30/fr30.md (movsi_internal): Change destination
9676 constraint from m to V and add m to the end.
9678 2007-03-28 Christian Bruel <christian.bruel@st.com>
9680 * config/sh/sh.md (movsi_i): Fix type attribute.
9682 2007-03-28 Christian Bruel <christian.bruel@st.com>
9684 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9685 (movsf_ie): Likewise.
9687 2007-03-28 Christian Bruel <christian.bruel@st.com>
9689 * config.gcc: Add sh4-300 to multilib.
9690 * config/sh/t-mlib-sh4-300: New file.
9692 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9694 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9695 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9697 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9698 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9699 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9700 "fixuns_trunctddi2"): Whitespace fix.
9702 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9704 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9705 the definition of struct sh_args.
9706 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9707 CALL_COOKIE_INT_REG_GET): Likewise.
9709 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9711 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9712 transformations are applied successfully.
9714 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9716 * tree.c (tree_contains_struct): Permit 512 tree codes.
9717 * tree.h (tree_contains_struct): Ditto.
9718 (MAX_TREE_CODES): Ditto.
9719 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9720 SPARE member to store remaining padding bits.
9722 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9724 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9727 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9729 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9730 * configure: Regenerate.
9732 * configure: Regenerate using the correct version of autoconf.
9734 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9736 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9738 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9739 regs to "__SP_L__" and "__SP_H__".
9741 2007-03-27 Richard Guenther <rguenther@suse.de>
9743 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9744 computations with it with a HOST_WIDE_INT variable.
9746 2007-03-26 Mike Stump <mrs@apple.com>
9748 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9749 objective-c-header, objective-c++-header and objc++-cpp-output
9751 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9753 2007-03-26 Richard Henderson <rth@redhat.com>
9756 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9757 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9758 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9759 IX86_BUILTIN_PSRLQ128): New.
9760 (ix86_init_mmx_sse_builtins): Add them.
9761 (ix86_expand_builtin): Expand them.
9762 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9763 operand 2 be TImode.
9764 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9765 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9766 _mm_srli_epi64): Mark __B const.
9767 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9768 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9769 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9770 new two-vector shift builtins.
9772 2007-03-26 Ian Lance Taylor <iant@google.com>
9774 PR tree-optimization/31345
9775 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9776 [+INF, +INF(OVF)] into VARYING.
9778 2007-03-26 Zack Weinberg <zackw@panix.com>
9780 * gengtype-parse.c: New file.
9781 * gengtype-yacc.y: Delete.
9782 * gengtype-lex.l: Don't include gengtype-yacc.h.
9783 Define YY_DECL and yyterminate appropriately for recursive
9784 descent parser. yylval is now a string out-parameter to yylex.
9785 (HWS, EOID): New shorthand.
9786 (IWORD): Add a couple more types.
9787 (yylex): Add a setup stanza. Remove the complex rules for
9788 detecting GTY'ed types and typedefs; replace with simple
9789 keyword detectors. Adjust everything for the changed
9790 definition of yylval. Ignore all pp-directives, not just #define.
9792 (parse_file): Rename yybegin; do not call yyparse.
9794 * gengtype.c (xasprintf): Export again.
9795 (this_file): New. Use everywhere __FILE__ was being used.
9796 (get_lang_bitmap): Special case types defined in gengtype.c.
9797 (do_typedef, new_structure): Suppress definition of certain types.
9798 (new_structure): Improve diagnostics of duplicate definitions.
9799 Make sure location_s is associated with input.h.
9800 (nreverse_pairs, define_location_structures): New functions.
9801 (main): Improve tagging of kludge types. Remove old kludges
9802 for input.h types; use define_location_structures.
9803 * gengtype.h: Update prototypes. Define token codes here.
9804 * Makefile.in: Remove all references to gengtype-yacc.
9805 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9807 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9808 add GTY((skip)) to the field that's only conditionally there.
9809 * doc/install.texi: Document that Bison is no longer required
9810 unless building treelang.
9812 * gengtype.c: Don't include gtyp-gen.h.
9813 (srcdir): Declare here.
9814 (base_files, lang_dir_names): Allocate dynamically.
9815 (gt_files, num_gt_files, num_lang_dirs): New globals.
9816 (measure_input_list, read_input_line, read_input_list)
9817 (set_lang_bitmap): New functions.
9818 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9819 simplify, relying on read_input_list to set up the bitmaps.
9820 (main): Arguments are no longer unused. Check for correct number
9821 of command line arguments, set srcdir and srcdir_len, then call
9822 read_input_list, before doing anything else. No need to worry
9823 about duplicates in main loop.
9824 * configure.ac: Simplify the calculation of all_gtfiles.
9825 Put language tags in there. Don't set or substitute
9826 all_gtfiles_files_langs or all_gtfiles_files_frags.
9827 * Makefile.in: Revamp the way gengtype is invoked, now that it
9828 takes a file on its command line with a much simpler format.
9829 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9830 (GTFILES): Remove duplicates and C source files.
9831 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9832 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9833 * configure: Regenerate.
9835 * gengtype.h: Remove all type definitions to gengtype.c; leave
9836 only definitions of options_p, type_p, and pair_p as opaque
9837 pointers. Update prototypes.
9838 * gengtype.c: Many type definitions moved here from gengtype.h.
9839 Consolidate type definitions at the top of the file.
9840 (xvasprintf): Delete.
9841 (xasprintf): Make static.
9842 (create_nested_pointer_option): Add 'next' parameter.
9843 (create_field_all, create_field_at): New functions.
9844 (create_field): Now a thin wrapper around create_field_all.
9845 (create_optional_field): Rename create_optional_field_ and add
9846 line argument. Original name is now a macro which supplies
9848 (oprintf): Use vsnprintf directly.
9849 (close_output_files): Use fatal rather than perror/exit.
9850 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9851 (main): Set progname. Don't use exit.
9852 * gengtype-yacc.y (struct_fields): Use create_field_at.
9853 (option, optionseqopt): Delete.
9854 (optionseq): Consolidate productions from option here so we
9855 can use the first argument to create_option.
9857 * gengtype-lex.l: Distinguish unions from structures in the
9858 token type. Don't call find_structure; return the tag as a string.
9859 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9860 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9861 string. Reorganize typedef_struct production accordingly.
9862 Use create_nested_ptr_option.
9863 * gengtype.c (create_nested_ptr_option): New function.
9864 * gengtype.h: Declare it.
9866 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9867 (string_type): Don't declare.
9868 (do_scalar_typedef): Declare.
9869 (create_scalar_type): Update prototype.
9870 * gengtype.c (string_type): Make static.
9871 (scalar_nonchar, scalar_char): New.
9872 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9873 (resolve_typedef): Use scalar_nonchar for error recovery.
9874 (create_scalar_type): Remove name_len field. Return scalar_char
9875 or scalar_nonchar as appropriate.
9876 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9878 (throughout): Use scalar_nonchar instead of calling
9879 create_scalar_type, whenever possible.
9880 (main): Initialize scalar_char and scalar_nonchar before calling
9882 * gengtype-lex.l: Adjust for removal of second argument to
9883 create_scalar_type. Use yylval.s instead of yylval.t when
9885 * gengtype-yacc.y: Type of SCALAR is string. Call
9886 create_scalar_type from type:SCALAR rule. Adjust for removal of
9887 second argument to create_scalar_type.
9889 * vec.h: Remove all #if IN_GENGTYPE blocks.
9890 Add comment saying that changes may require adjustments to gengtype.
9891 * gengtype.c: Don't include coretypes.h or tm.h.
9892 Add comment to inclusion of errors.h.
9893 (note_def_vec, note_def_vec_alloc): New functions.
9894 * gengtype.h: Declare new functions.
9895 * gengtype-lex.l: Don't include coretypes.h.
9896 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9898 (update_lineno): Remove unnecessary prototype.
9899 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9900 (VEC rule): Just return VEC_TOKEN.
9901 * gengtype-yacc.y (VEC_TOKEN): New token type.
9902 (type): Add a production for VEC(a,b).
9903 * Makefile.in: Update dependencies.
9905 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9906 typedefs that use the old PARAMS macro.
9908 * gengtype-lex.l: Remove all rules and states relating to yacc
9910 * gengtype-yacc.y: Similarly.
9911 * gengtype.c (note_yacc_type): Delete function.
9912 * gengtype.h: Update prototypes.
9914 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9916 * tree-pretty-print.c (dump_generic_node): Report precision of
9917 unnamed integer types.
9919 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9921 * ifcvt.c (noce_try_store_flag_constants): Don't check
9922 no_new_pseudos here.
9923 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9924 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9925 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9926 noce_try_sign_mask): Likewise.
9927 (if_convert): Check no_new_pseudos here.
9929 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9931 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9932 (noce_get_condition): Handle new then_else_reversed argument.
9933 (noce_init_if_info): Remove, fold into noce_find_if_block.
9934 (noce_process_if_block): Take a struct noce_if_info as the
9935 argument. Don't set up one based on ce_if_info. Update pointer
9936 references accordingly.
9937 (cond_move_process_if_block): Likewise.
9938 (process_if_block): Removed.
9939 (find_if_block): Removed. Move functionality two new functions,
9940 noce_find_if_block and cond_exec_find_if_block.
9941 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9942 blocks and the symmetric IF-ELSE-JOIN case.
9943 (cond_exec_find_if_block): Also new function mostly based on old
9944 find_if_block and process_if_block.
9945 (find_if_header): Replace find_if_block call with separately
9946 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9947 (find_cond_trap): Update noce_get_condition call.
9948 (dead_or_predicable): Likewise.
9950 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9952 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9954 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9955 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9956 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9957 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9958 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9959 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9960 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9961 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9962 __builtin_ia32_psrad128 builtins.
9964 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9966 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9967 * config/i386/constraints.md
9968 (define_constraint "I"): Use IN_RANGE macro.
9969 (define_constraint "J"): Ditto.
9970 (define_constraint "K"): Ditto.
9971 (define_constraint "M"): Ditto.
9972 (define_constraint "N"): Ditto.
9973 (define_constraint "O"): Ditto.
9974 * config/i386/predicates.md
9975 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9976 (define_predicate "const_0_to_3_operand"): Ditto.
9977 (define_predicate "const_0_to_7_operand"): Ditto.
9978 (define_predicate "const_0_to_15_operand"): Ditto.
9979 (define_predicate "const_0_to_63_operand"): Ditto.
9980 (define_predicate "const_0_to_255_operand"): Ditto.
9981 (define_predicate "const_1_to_31_operand"): Ditto.
9982 (define_predicate "const_2_to_3_operand"): Ditto.
9983 (define_predicate "const_4_to_7_operand"): Ditto.
9985 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9987 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9988 in SImode for save_world.
9989 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9992 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9994 PR tree-optimization/30784
9995 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9998 2007-03-25 Revital Eres <eres@il.ibm.com>
10000 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10001 Fold movement_possibility function into it.
10003 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10005 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10006 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10007 (call_indirect_nonlocal_darwin64): Same.
10008 (call_nonlocal_darwin64): Same.
10009 (call_value_indirect_nonlocal_darwin64): Same.
10010 (call_value_nonlocal_darwin64): Same.
10011 (sibcall_nonlocal_darwin64): Same.
10012 (sibcall_value_nonlocal_darwin64): Same.
10013 (sibcall_symbolic_64): Same.
10014 (sibcall_value_symbolic_64): Same.
10015 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10017 (rs6000_emit_load_toc_table): Same.
10018 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10019 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10021 (divss_call): Same.
10022 (divus_call): Same.
10023 (quoss_call): Same.
10024 (quous_call): Same.
10025 (load_toc_v4_pic_si): Same
10026 (load_toc_v4_PIC_1): Same.
10027 (load_toc_v4_PIC_1b): Same.
10028 (call_indirect_aix{32,64}): Same.
10029 (call_value_indirect_aix{32,64}): Same.
10031 (call_value): Same.
10032 (call_local{32,64}): Same.
10033 (call_value_local{32,64}): Same.
10034 (call_indirect_nonlocal_aix{32,64}): Same.
10035 (call_nonlocal_aix{32,64}): Same.
10036 (call_value_indirect_nonlocal_aix{32,64}): Same.
10037 (call_value_nonlocal_aix{32,64}): Same.
10038 (call_indirect_nonlocal_sysv<mode>): Same.
10039 (call_nonlocal_sysv<mode>): Same.
10040 (call_value_indirect_nonlocal_sysv<mode>): Same.
10041 (call_value_nonlocal_sysv<mode>): Same.
10043 (sibcall_local{32,64}): Same.
10044 (sibcall_value_local{32,64}): Same.
10045 (sibcall_nonlocal_aix{32,64}): Same.
10046 (sibcall_value_nonlocal_aix{32,64}): Same.
10047 (sibcall_nonlocal_sysv<mode>): Same.
10048 (sibcall_value): Same.
10049 (sibcall_value_nonlocal_sysv<mode>): Same.
10051 2007-03-24 Paul Brook <paul@codesourcery.com>
10053 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10054 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10056 2007-03-24 Richard Henderson <rth@redhat.com>
10058 * config/ia64/constraints.md: New file.
10059 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10060 satisfies_constraint_?.
10061 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10062 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10063 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10064 ia64_output_mi_thunk): Likewise.
10065 (ia64_const_ok_for_letter_p): Remove.
10066 (ia64_const_double_ok_for_letter_p): Remove.
10067 (ia64_extra_constraint): Remove.
10068 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10069 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10070 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10071 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10072 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10073 EXTRA_MEMORY_CONSTRAINT): Remove.
10074 * config/ia64/ia64.md: Include constriants.md. Replace
10075 CONST_OK_FOR_? with satisfies_constraint_?.
10077 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10078 H.J. Lu <hongjiu.lu@intel.com>
10080 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10082 (name macros): Use DPD_BID_NAME to convert names properly.
10084 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10085 decimal floating point format.
10086 (init_floating_libfuncs): Change decimal functions so that they
10087 have a "bid_" prefix if the decimal system uses the BID format,
10088 and "dpd_" prefix if the decimal system uses the DPD format.
10089 (init_interclass_conv_libfuncs): Ditto.
10090 (init_intraclass_conv_libfuncs): Ditto.
10092 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10093 using the BID format.
10095 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10096 whether we are using the BID decimal format.
10097 * configure: Regenerate.
10099 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10100 the compiler has decimal floating point enabled. Define
10101 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10104 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10105 using the BID format.
10107 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10108 whether we are using the BID decimal format.
10109 * configure: Regenerate.
10111 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10112 the compiler has decimal floating point enabled. Define
10113 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10116 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10117 options, and that it is enabled for i386/x86_64 systems.
10119 * Makefile.in (enable_decimal_float): New.
10121 (DECNUMINC): Add -I$(DECNUMFMT).
10122 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10123 to $(DECNUMFMT) from $(DECNUM).
10125 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10126 Substitute enable_decimal_float.
10127 * configure: Regenerated.
10130 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10133 * configure.ac: Enable decimal float for x86_64-*-linux*.
10134 * configure: Regenerated.
10137 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10138 decimal128ClearSign to flip and clear the sign bit in decimal128.
10139 (decimal_real_maxval): Set decimal128SetSign to set the sign
10142 2007-03-23 Ian Lance Taylor <iant@google.com>
10144 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10146 2007-03-23 Ian Lance Taylor <iant@google.com>
10148 * tree-dump.c (dump_files): Correct comment.
10150 2007-03-23 Ian Lance Taylor <iant@google.com>
10152 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10154 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10156 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10157 in cfglayout mode. Don't go into and out of cfglayout mode.
10158 Link the blocks in the order of the constructed traces.
10159 (rest_of_handle_tracer): Adjust call to tracer.
10160 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10161 Don't go into cfglayout mode.
10162 (rtl_loop_done): Don't go out of cfglayout mode.
10163 * cfglayout.c (relink_block_chain): New function, split out from...
10164 (fixup_reorder_chain): ...here. Remove redundant checking.
10165 (cfg_layout_finalize): Don't clear the header, footer, and aux
10166 fields here, move the code to do so to relink_block_chain. Likewise
10167 for free_original_copy_tables.
10168 * rtl.h (tracer): Update prototype.
10169 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10170 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10171 mode. Use relink_block_chain to serialize the CFG according to the
10172 new basic block order. Move targetm.cannot_modify_jumps_p check from
10174 (gate_handle_reorder_blocks): ...to here.
10175 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10177 (gate_duplicate_computed_gotos): ...to here.
10178 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10179 something always changes when going into and out of cfglayout mode.
10180 Perform an expensive cfg cleanup while going into cfglayout mode.
10181 Always update liveness information on HAVE_conditional_execution
10182 targets. Reserialize the basic blocks and go out of cfglayout mode.
10183 * reg-stack.c: Include cfglayout.h.
10184 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10185 the call to reorder_basic_blocks.
10186 * basic-block.h (reorder_basic_blocks): Update prototype.
10187 (relink_block_chain): New prototype.
10188 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10190 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10192 * config/mips/mips.md (type, hazard, *movdi_32bit,
10193 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10194 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10195 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10196 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10197 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10199 (movcc): Change first xfer to multi.
10200 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10201 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10202 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10203 config/mips/generic.md: Change reservations using "xfer" to use
10205 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10206 using match_operand.
10207 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10208 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10210 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10212 2007-03-22 Richard Henderson <rth@redhat.com>
10214 * config/i386/i386.c: Remove unnecessary function declarations.
10215 Move targetm definition, and all related macros, to the end of
10216 the file. Resort some functions to put definitions before uses.
10217 (ix86_attribute_table): Make static. Move to end of file.
10218 (ix86_gimplify_va_arg): Make static.
10220 2007-03-22 Richard Henderson <rth@redhat.com>
10222 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10223 don't increase local_regparm with force_align_arg_pointer check.
10224 (ix86_function_sseregparm): Assert 32-bit.
10225 (type_has_variadic_args_p): New.
10226 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10227 type_has_variadic_args_p.
10228 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10229 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10230 use memset instead. Do maybe_vaarg check first; skip attribute
10231 tests if true; skip attribute tests for 64-bit.
10232 (construct_container): Remove TARGET_DEBUG_ARG.
10233 (function_arg_advance_32, function_arg_advance_64): Split out ...
10234 (function_arg_advance): ... from here.
10235 (function_arg_32, function_arg_64): Split out ...
10236 (function_arg): ... from here.
10237 (ix86_pass_by_reference): Tidy.
10238 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10239 (function_value_32): New, from parts of ix86_function_value
10240 and ix86_value_regno.
10241 (function_value_64): New, from parts of ix86_function_value
10242 and ix86_libcall_value.
10243 (ix86_function_value_1): New.
10244 (ix86_function_value, ix86_libcall_value): Use it.
10245 (return_in_memory_32, return_in_memory_64): Split out ...
10246 (ix86_return_in_memory): ... from here.
10247 (ix86_struct_value_rtx): Skip for 64-bit.
10248 (ix86_libcall_value, ix86_value_regno): Remove.
10249 (setup_incoming_varargs_64): Split out ...
10250 (ix86_setup_incoming_varargs): ... from here.
10251 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10252 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10253 * config/i386/i386-protos.h (ix86_function_value): Remove.
10254 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10256 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10259 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10260 infinities not supported, otherwise emit warning if -Woverflow. On
10261 underflow, emit warning if -Woverflow.
10262 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10264 * real.h (real_from_string): Update declaration
10266 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10267 Richard Henderson <rth@redhat.com>
10269 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10270 * calls.c (compute_argument_block_size, expand_call,
10271 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10272 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10273 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10274 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10275 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10276 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10277 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10278 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10281 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10283 * c-incpath.c (add_sysroot_to_chain): New.
10284 (merge_include_chains): Add sysroot argument. Call
10285 add_sysroot_to_chain if sysrooted.
10286 (register_include_chains): Update call to merge_include_chains.
10287 * doc/cppopts.texi: Document use of '=' in include directory
10290 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10292 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10293 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10294 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10295 insn pattern using X87MODEF12 mode macro.
10297 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10299 * regmove.c (regmove_optimize): Use reg_mentioned_p
10300 instead of reg_overlap_mentioned_p for DST.
10302 2007-03-21 Mike Stump <mrs@apple.com>
10304 * c.opt: Fixup for Objective-C/C++.
10306 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10308 * explow.c (convert_memory_address): Fold memory reference when
10309 POINTERS_EXTEND_UNSIGNED < 0
10311 2007-03-21 Richard Henderson <rth@redhat.com>
10314 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10315 * config/i386/mmintrin.h (__m64): Likewise.
10316 * config/i386/xmmintrin.h (__m128): Likewise.
10318 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10320 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10321 (VXWORKS_OS_CPP_BUILTINS): Define.
10322 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10323 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10325 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10327 * rtl.h (constant_pool_reference_p): Delete.
10328 (find_constant_src): Declare.
10329 * rtlanal.c (find_constant_src): New function.
10330 * simplify-rtx.c (constant_pool_reference_p): Delete.
10331 * config/i386/i386.md: Use find_constant_src instead of
10332 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10334 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10336 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10337 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10339 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10341 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10342 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10343 (arm_elf_asm_constructor): Use it.
10344 (arm_elf_asm_destructor): New function.
10346 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10348 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10350 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10352 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10354 2007-03-19 Andrew Haley <aph@redhat.com>
10356 PR tree-optimization/31264
10357 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10358 VIEW_CONVERT_EXPRs.
10360 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10362 PR rtl-optimization/30907
10363 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10364 (fwprop_init): Always call loop_optimizer_initialize.
10365 (fwprop_done): Always call loop_optimizer_finalize.
10366 (fwprop): We always have loop info now.
10367 (gate_fwprop_addr): Remove.
10368 (pass_fwprop_addr): Use gate_fwprop as gate.
10370 PR rtl-optimization/30841
10371 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10372 df_chain_alloc): Call df_reorganize_refs unconditionally.
10373 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10374 refs_organized to refs_organized_size.
10375 (df_ref_create_structure): Use refs_organized_size instead of
10376 bitmap_size if refs had been organized, and keep refs_organized_size
10378 * df.h (struct df_ref_info): Change refs_organized to
10379 refs_organized_size.
10380 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10383 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10385 * except.c (output_function_exception_table): Do not reference the
10386 EH personality routine for functions that do not require an
10389 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10392 * c-typeck.c (convert_for_assignment): Call comptypes for
10393 RECORD_TYPE or UNION_TYPE.
10395 PR inline-asm/30505
10396 * reload1.c (reload): Do invalid ASM checking after
10397 cleanup_subreg_operands.
10399 2007-03-19 Jeff Law <law@redhat.com>
10401 * tree-cfg.c (find_taken_edge): Tighten conditions for
10402 optimizing computed gotos.
10404 2007-03-19 Michael Matz <matz@suse.de>
10406 * builtins.c (expand_builtin_sync_operation,
10407 expand_builtin_compare_and_swap,
10408 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10411 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10412 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10415 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10417 * doc/tm.texi: Add brackets around the return type of
10418 TARGET_SECONDARY_RELOAD.
10420 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10421 Richard Guenther <rguenther@suse.de>
10423 PR tree-optimization/31254
10424 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10425 Use handled_component_p () where appropriate. Continue
10426 propagating into the rhs if we propagated into an INDIRECT_REF
10429 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10431 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10432 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10433 (xde, xdee): Mode attributes adjusted to support DFP modes.
10434 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10435 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10436 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10437 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10438 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10439 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10440 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10442 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10443 "movsf"): Insn definitions removed.
10444 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10445 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10446 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10448 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10449 "reload_in<mode>", "reload_out<mode>"): Expander added.
10450 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10453 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10455 * config/s390/s390.md: Only non-functional changes. Renamed
10456 FPR mode macro to BFP all over the file.
10458 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10460 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10461 (op_type attribute): RRF instruction type added.
10462 (fT0): New mode attribute.
10463 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10464 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10465 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10466 instruction no secondary memory is needed when moving DFmode values
10467 between GPRs and FPRs.
10469 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10471 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10472 inverted and documentation adjusted.
10473 ("mhard-dfp", "msoft-dfp"): New options.
10474 * config/s390/s390.c (s390_handle_arch_option): New architecture
10476 (override_options): Sanity checks for the new options added.
10477 * config.gcc: New architecture switch: z9-ec.
10478 * config/s390/s390.h (processor_flags): PF_DFP added.
10479 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10480 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10481 when the bit is NOT set so remove it from the defaults.
10483 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10485 * genemit.c (main): Print include statement for dfp.h.
10486 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10489 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10491 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10493 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10496 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10497 instead of PATTERN.
10499 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10501 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10502 attr_length_call, output_call, output_indirect_call): Cleanup
10503 formatting of targetm calls.
10505 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10507 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10509 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10511 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10512 reservation, bypass and anti-bypass descriptions for these
10513 instructions. Update move patterns.
10514 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10517 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10519 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10520 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10521 (get_initial_def_for_reduction): Likewise.
10523 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10525 Fix PR tree-optimization/29922
10526 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10527 (get_representative): Removed.
10528 (value_dies_in_block_x): Update for rvuse removal.
10529 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10530 (compute_antic_aux): Handle when PHI nodes appear in
10531 non-single-successors.
10532 (dump_bitmap_of_names): Removed.
10533 (compute_antic_safe): Renamed and removed rvuse calculation.
10534 Calculate only antic safe.
10535 (insert_into_preds_of_block): Remove assert.
10536 (execute_pre): Update for renamed functions.
10537 (defer_or_phi_translate_block): New function.
10539 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10541 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10542 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10544 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10545 Follow spelling conventions.
10547 * tree-data-ref.h: Remove the prototype for analyze_array.
10549 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10551 PR tree-optimization/31041
10552 * tree-vect-transform.c (get_initial_def_for_induction): Call
10553 force_gimple_operand.
10555 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10557 * ipa-type-escape.c (look_for_casts) : Revert code to use
10558 handled_component_p due to ada test a-numaux.adb.
10560 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10562 * final.c (final_scan_insn): Alter the condition of a
10563 conditional trap if we have nonstandard CC.
10565 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10567 * configure.ac: Remove excess quoting from asm line 0 test.
10568 * configure: Rebuilt.
10570 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10572 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10573 * c-common.c (convert_and_check): Move warning logic to...
10574 (warnings_for_convert_and_check): ...here. Define.
10575 * c-common.h (warnings_for_convert_and_check): Declare.
10577 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10579 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10580 (output_call): Likewise.
10582 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10584 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10586 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10588 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10590 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10592 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10593 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10595 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10597 PR tree-optimization/31183
10598 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10599 Use double_int instead of unsigned int for representing access_strides.
10600 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10602 2007-03-16 Richard Guenther <rguenther@suse.de>
10604 PR tree-optimization/31146
10605 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10606 to allow recursion of forward_propagate_addr_expr.
10607 (forward_propagate_addr_into_variable_array_index): Likewise.
10608 (forward_propagate_addr_expr): Likewise.
10609 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10610 (forward_propagate_addr_expr_1): Recurse on simple copies
10611 instead of propagating into them. Do so for useless conversions
10613 (forward_propagate_addr_expr): Clean up unused statements after
10616 2007-03-16 Richard Guenther <rguenther@suse.de>
10618 * builtins.c (expand_builtin_cexpi): Use the right argument
10619 for the expansion via cexp.
10621 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10623 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10624 * configure: Rebuilt.
10626 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10629 * dwarf2out.c (force_type_die): Adjust comment.
10630 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10632 2007-03-15 DJ Delorie <dj@redhat.com>
10634 * config/frv/predicates.md (minmax_operator): Don't check operands
10637 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10639 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10640 Update constant estimates of number of iterations.
10641 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10642 argument renamed to "realistic".
10643 (compute_estimated_nb_iterations): Removed.
10644 (record_niter_bound): New function.
10645 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10646 call record_nonwrapping_iv with upper = false.
10647 (infer_loop_bounds_from_signedness): Pass upper argument to
10648 record_nonwrapping_iv.
10649 (estimate_numbers_of_iterations_loop): Do not call
10650 compute_estimated_nb_iterations. Record estimate based on profile
10651 information. Initialize the constant estimates of number of
10653 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10655 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10656 number of iterations is too small.
10657 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10658 (EST_NOT_AVAILABLE): Removed.
10659 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10660 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10663 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10665 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10666 Handle NE_EXPR guards.
10668 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10671 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10672 Set also -pedantic-errors by default for the preprocessor unless
10673 -fpermissive is given.
10675 2007-03-15 Richard Guenther <rguenther@suse.de>
10677 PR middle-end/29719
10678 PR middle-end/31161
10679 * builtins.c (expand_builtin_cexpi): As a fallback if we
10680 don't have builtins for sincos or cexp create a function
10681 declaration for cexp and expand to a call to that.
10682 (expand_builtin_int_roundingfn): Always fall
10683 back to floor/ceil and its variants even if they may be
10686 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10688 PR middle-end/31159
10689 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10690 jump tables, move the call to delete_dead_jumptables from here...
10691 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10692 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10693 don't allow merging of blocks that try_redirect_by_replacing_jump
10694 also does not handle when not optimizing.
10696 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10697 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10699 * config/i386/i386.md (x86_sahf_1): Correctly handle
10702 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10705 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10706 x86_64_general_operand as operand[2] predicate. Remove "iF"
10707 from operand constraints and use "e" constraint instead.
10708 (*subti3_1, *subti3_1 splitter): Ditto.
10709 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10710 operand[1] predicate.
10712 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10714 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10715 arrays, multiply the access strides by the size of the sub-array.
10716 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10718 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10720 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10721 the configured assembler supports the sahf mnemonic.
10722 * configure: Regenerate.
10723 * config.in: Regenerate.
10725 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10726 emit "sahf" or ".byte\t0x9e" as asm template.
10728 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10731 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10732 option to replace hard coded TARGET_xxx in md file.
10733 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10734 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10735 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10736 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10737 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10738 (X86_TUNE_NOT_VECTORMODE): Ditto.
10739 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10740 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10741 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10742 (TUNE_SLOW_IMUL_IMM8): Ditto.
10743 (TUNE_MOVE_M1_VIA_OR): Ditto.
10744 (TUNE_NOT_UNPAIRABLE): Ditto.
10745 (TUNE_NOT_VECTORMODE): Ditto.
10747 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10750 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10751 tuning options instead of hard coded TARGET_xxx.
10752 (fix ssemode peephole2's): Ditto.
10753 (imul peephole2's): Ditto.
10755 (movdi_or_rex64): Ditto.
10756 (move peephole2): Ditto.
10757 (not peephole2's): Ditto.
10759 2007-03-14 Dirk Mueller <dmueller@suse.de>
10761 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10762 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10763 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10765 * c-parser.c (c_parser_do_statement): Warn about empty body in
10766 do/while statement.
10767 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10768 * doc/invoke.texi (-Wempty-body): Update documentation.
10770 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10773 * c-common.h (warn_for_div_by_zero): Declare.
10774 * c-common.c (warn_for_div_by_zero): Define.
10775 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10778 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10780 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10781 to PREFIX and STANDARD_PREFIX.
10783 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10784 Phil Edwards <phil@codesourcery.com>
10786 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10787 (__gthread_once_t): Remove busy field for RTPs.
10788 (__GTHREAD_ONCE_INIT): Update accordingly.
10790 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10792 * doc/invoke.texi: Document VxWorks options.
10794 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10796 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10798 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10800 PR tree-optimization/30590
10801 * tree-nrv.c (tree_nrv): Check for the partial update of the
10804 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10806 * flags.h (flag_random_seed): Remove declaration, in favor of...
10807 * toplev.h (get_random_seed, set_random_seed): ... these.
10808 * tree.c (get_file_function_name): Use the former.
10809 * opts.c (common_handle_option): Use the latter.
10812 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10814 PR middle-end/31127
10815 * cse.c (cse_find_path): Do not bail out if a basic block that
10816 we already visited now becomes part of a path that starts at a
10817 different basic block. Just disallow this, to make sure we
10818 visit each basic block at most once.
10820 2007-03-13 Jan Hubicka <jh@suse.cz>
10822 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10823 attributes, when profile esitmate is present, calls with very low
10824 frequency are cold.
10826 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10828 PR tree-optimization/30730
10829 PR tree-optimization/26900
10830 * tree-ssa-loop-niter.c: Include gmp.h.
10831 (bounds): New type.
10832 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10833 split_to_var_and_offset, determine_value_range,
10834 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10835 bound_difference, bounds_add, bounds_negate,
10836 number_of_iterations_ne_max, dump_affine_iv): New functions.
10837 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10838 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10839 difference of initial and final value of control iv to validate
10841 (number_of_iterations_cond): Add loop parameter. Determine bounds
10842 on the difference of the extremes of the control iv. Add dumps.
10843 (expand_simple_operations): Handle phi nodes.
10844 (simplify_using_initial_conditions): Do not record used conditions.
10845 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10846 Do not set additional_info.
10847 (implies_nonnegative_p, implies_ge_p): Removed.
10848 (derive_constant_upper_bound): Do not use parameter `additional'.
10849 (record_estimate): Parameter `additional' removed. Parameter
10850 `i_bound' added. Do not call derive_constant_upper_bound.
10851 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10852 bound the number of iterations estimate.
10853 (estimate_numbers_of_iterations_loop): Pass the estimate from
10854 the number of iterations analysis to record_estimate.
10855 * tree.h (multiple_of_p): Declare.
10856 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10857 (scev_const_prop): Do not check expression_expensive_p.
10858 * fold-const.c (multiple_of_p): Exported.
10859 * double-int.c (double_int_mask): Exported.
10860 * double-int.h (double_int_mask): Declare.
10861 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10862 field. Added max field.
10864 2007-03-13 David Taylor <taylor@candd.org>
10867 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10870 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10873 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10874 two unamed patterns.
10876 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10878 * config/i386/i386.opt (mcx16, msahf): New options.
10879 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10880 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10882 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10883 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10884 Output -mcx16 and -msahf options when corresponding bit is set.
10886 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10887 and -msahf options.
10889 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10891 * configure.ac: Test for assembler tolerance to # 0 "".
10892 * configure, config.in: Rebuilt.
10893 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10895 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10897 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10899 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10900 (handle_syscall): Handle direct system calls.
10901 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10903 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10905 * doc/invoke.texi: Fix cpp.info cross-reference.
10906 * doc/passes.texi: Fix gcc.info cross-reference.
10908 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10910 PR tree-optimization/30835
10911 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10912 bb_for_stmt is not NULL before accessing it.
10914 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10916 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10919 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10922 * doc/install.texi: Document --enable-stage1-languages
10924 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10926 * tree-pass.h (pass_into_cfg_layout_mode,
10927 pass_outof_cfg_layout_mode): Declare.
10928 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10929 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10930 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10931 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10933 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10935 * c-decl.c (warn_variable_length_array): New function.
10936 Refactored from grokdeclarator to handle warn_vla
10937 and handle unnamed array case.
10938 (grokdeclarator): Refactored VLA warning case.
10939 * c.opt (Wvla): New flag.
10940 * doc/invoke.texi (Wvla): New warning.
10942 2007-03-12 Richard Henderson <rth@redhat.com>
10944 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10945 (TARGET_SECTION_TYPE_FLAGS): New.
10947 2007-03-12 Richard Henderson <rth@redhat.com>
10949 * config/darwin.c (machopic_reloc_rw_mask): New.
10950 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10951 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10953 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10955 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10956 * cppdefault.h (cpp_PREFIX): Document.
10957 (cpp_PREFIX_len): Likewise.
10958 (cpp_EXEC_PREFIX): New variable.
10959 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10960 * c-incpath.c (add_standard_paths): Correct logic for relocating
10961 paths within prefix.
10963 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10965 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10966 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10968 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10969 fix_truncdfdi_sse using SSEMODEF mode macro.
10970 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10971 fix_truncdfsi_sse using SSEMODEF mode macro.
10972 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10973 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10975 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10977 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10978 elfos.h to tm_file.
10980 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10982 * tree.h : Add multiple_of_p declaration.
10983 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10984 * ipa-type-escape.c (results_of_malloc): Redundant.
10985 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10986 (cast_type): Extended with new members.
10987 (check_cast): Returns cast_type.
10988 (cast): New structure for data of walk_use_def_chains.
10989 (is_malloc_result, is_cast_from_non_pointer_1,
10990 is_cast_from_non_pointer,
10991 is_array_access_through_pointer_and_index): New functions.
10992 (look_for_casts): Returns cast types.
10993 (check_call): Returns void.
10994 (okay_pointer_operation): Use support of pointer plus index,
10995 pointer plus constant and allow all multiplications.
10997 2007-03-11 Richard Guenther <rguenther@suse.de>
10999 PR tree-optimization/31115
11000 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11001 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11002 A shift count of zero is not special as with *_DIV_EXPR.
11003 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11006 2007-03-11 Ian Lance Taylor <iant@google.com>
11008 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11009 the *_DIV_EXPR codes correctly with overflow infinities.
11011 2007-03-11 Ira Rosen <irar@il.ibm.com>
11013 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11014 indicate success/failure of the analysis. Add negation to subtrahend
11015 in case of subtraction. Fail if both operands contain constants.
11016 (create_data_ref): Fail if analyze_offset fails.
11018 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11020 * config/i386/i386.md (frndintxf2): Rename to ...
11021 (rintxf2): ... this. Remove expander having same name.
11022 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11023 (roundsf2, rounddf2): Ditto.
11024 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11025 (lround<mode>di2, lround<mode>si2): Ditto.
11027 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11029 * lower-subreg.c: Include except.h.
11030 (decompose_multiword_subregs): Verify that the only control flow
11031 insns we can split are loads to multi-words pseudos.
11032 Handle breaking such blocks after splitting, instead of calling
11033 find_many_sub_basic_blocks.
11035 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11036 on the new basic block. Add a lengthy comment explaining why we
11037 thought this was necessary.
11038 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11040 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11043 * tree.c (walk_type_fields): Recurse into the element type of
11044 ARRAY_TYPEs if there is a pointer set.
11046 2007-03-10 Dirk Mueller <dmueller@suse.de>
11048 * c-common.c (warn_logical_operator): Fix condition.
11050 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11052 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11054 * config/darwin.c (machopic_select_section): Remove superfluous
11055 argument in call to categorize_decl_for_section. Remove unused
11058 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11060 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11062 * configure: Regenerate.
11064 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11067 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11068 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11069 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11070 Add LABEL_NUSES to emitted label.
11071 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11072 branch probability value to emitted jump insn.
11073 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11074 Do not check life information and do not re-arrange input operands
11075 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11077 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11079 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11080 the change of decode_asm_operands.
11082 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11084 * mode-switching.c (create_pre_exit): Skip blockage insn.
11086 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11088 * tree-pass.h (TODO_update_smt_usage): Remove.
11090 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11094 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11096 * pa.c (attr_length_call): Revise condition for long
11097 pc-relative branch.
11098 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11099 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11100 sequence on SOM target.
11102 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11104 * gcc.c: Document %{, in big comment at top.
11105 (input_suffix_matches): Remove special handling for .s and
11107 (input_spec_matches): New.
11108 (handle_braces): Handle %{,.
11109 (validate_switches): ',' indicates a value which is not a switch.
11110 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11111 to detect assembler input.
11112 * config/i386/sol2.h (CPP_SPEC): Likewise.
11113 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11114 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11115 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11116 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11117 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11118 -m64 causes deployment target to default to 10.5.
11119 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11121 2007-03-09 Richard Henderson <rth@redhat.com>
11124 * target.h (targetm.asm.out.reloc_rw_mask): New.
11125 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11126 (TARGET_ASM_OUT): Use it.
11127 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11128 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11129 use the new reloc_rw_mask target hook instead.
11130 (default_section_type_flags_1): Merge into...
11131 (default_section_type_flags): ... here.
11132 (decl_readonly_section_1): Merge into...
11133 (decl_readonly_section): ... here.
11134 (default_elf_select_section_1): Merge into...
11135 (default_elf_select_section): ... here.
11136 (default_unique_section_1): Merge into...
11137 (default_unique_section): ... here.
11138 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11139 (default_select_rtx_section): Use it.
11140 (default_elf_select_rtx_section): Likewise.
11141 * output.h: Update to match.
11142 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11143 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11144 (TARGET_ASM_RELOC_RW_MASK): New.
11145 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11146 to categorize_decl_for_section.
11147 (x86_64_elf_unique_section): Likewise.
11148 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11149 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11150 (TARGET_ASM_RELOC_RW_MASK): New.
11151 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11152 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11153 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11154 (TARGET_RWRELOC): Remove.
11155 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11156 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11157 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11158 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11159 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11160 (rs6000_xcoff_select_section): Use decl_readonly_section.
11161 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11162 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11163 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11164 (TARGET_SECTION_TYPE_FLAGS): Remove.
11165 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11167 2007-03-09 Roger Sayle <roger@eyesopen.com>
11169 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11170 complex constant equality/inequality comparisons for here.
11171 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11172 known at compile-time or can be simplified to a scalar comparison.
11173 (fold_relational_const): Move compile-time evaluation of complex
11174 constant equality/inequality comparisons to here.
11176 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11178 PR rtl-optimization/30643
11179 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11181 (fold_rtx): Recurse, like before 2006-11-03.
11183 2007-03-09 DJ Delorie <dj@redhat.com>
11185 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11188 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11190 PR tree-optimization/30375
11191 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11192 LHS of statements is not the same.
11193 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11195 2007-03-09 Chao-ying Fu <fu@mips.com>
11197 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11199 * doc/invoke.texi (-mdspr2): Document new option.
11200 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11201 New unspec for DSP REV 2.
11202 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11203 these instructions are extended in DSP REV 2.
11204 (mips-dspr2.md): Include.
11205 * config/mips/mips.opt (mdspr2): New option.
11206 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11207 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11208 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11209 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11210 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11211 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11212 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11214 (bdesc_map): Add one field of unsupported_target_flags.
11215 (bdesc_arrays): Update entries to have extra fields. Add
11217 (mips_init_builtins): Initialize new function types.
11218 Check unsupported_target_fileds to filter out builtins.
11219 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11221 (ASM_SPEC): Pass mdspr2 to the assembler.
11222 * config/mips/mips-dspr2.md: New file.
11224 2007-03-09 Sa Liu <saliu@de.ibm.com>
11226 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11228 2007-03-09 Ian Lance Taylor <iant@google.com>
11230 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11231 argument) like -Wstrict-overflow=2.
11232 * doc/invoke.texi (Warning Options): Update documentation.
11234 2007-03-09 Dirk Mueller <dmueller@suse.de>
11237 * doc/invoke.texi (-Wlogical-op): Document.
11238 * common.opt (-Wlogical-op): New.
11239 * c-common.h (warn_logical_operator): Declare.
11240 * c-common.c (warn_logical_operator): Define.
11241 * c-typeck.c (parser_build_binary_op): Call
11242 warn_logical_operator.
11244 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11246 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11247 * final.c (final_scan_insn): Test for non-"" file name.
11249 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11251 * doc/loop.texi: Document the Omega linear constraints solver.
11252 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11253 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11254 omega-hash-table-size, omega-max-keys, and
11255 omega-eliminate-redundant-constraints.
11256 * tree-pass.h (pass_check_data_deps): Declared.
11259 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11260 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11261 pass_check_data_deps): New.
11262 * tree-data-ref.c (init_data_ref): Remove declaration.
11263 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11264 (analyze_array): Renamed init_array_ref, move up initializations.
11265 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11266 Removed arguments that are set to NULL.
11267 (analyze_indirect_ref): Correct indentation, correct call to
11269 (object_analysis): Call init_array_ref instead of analyze_array.
11270 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11271 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11272 of DR_ACCESS_FNS_ADDR.
11273 (init_omega_eq_with_af, omega_extract_distance_vectors,
11274 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11275 ddr_consistent_p): New.
11276 (compute_affine_dependence): Check consistency of ddrs when
11277 flag_check_data_deps is passed.
11278 (analyze_all_data_dependences): Uncomment.
11279 (tree_check_data_deps): New.
11280 * tree-data-ref.h: Include omega.h.
11281 (DR_ACCESS_FNS_ADDR): Removed.
11282 (data_dependence_relation): Add inner_loop.
11283 (DDR_INNER_LOOP): New.
11284 * common.opt (fcheck-data-deps): New.
11285 * tree-flow.h (tree_check_data_deps): Declare.
11286 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11287 (OBJS-common): Depend on omega.o.
11289 * passes.c (pass_check_data_deps): Scheduled.
11290 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11291 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11292 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11293 PARAM_VECT_MAX_VERSION_CHECKS,
11294 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11296 2007-03-09 Richard Guenther <rguenther@suse.de>
11298 PR tree-optimization/30904
11299 PR middle-end/31058
11300 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11301 the same way as *_DIV_EXPR.
11303 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11305 * recog.c (decode_asm_operands): No mixed declarations and code.
11307 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11309 * rtl.def (ASM_INPUT): Add location.
11310 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11311 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11312 (decode_asm_operands): Add loc operand.
11313 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11314 * stmt.c (expand_asm): Rename to...
11315 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11316 gen_rtx_ASM_INPUT_loc.
11317 (expand_asm_expr): Adjust.
11318 * recog.c (decode_asm_operands): Add loc operand.
11319 (check_asm_operands, extract_insn): Adjust.
11320 * reload1.c (maybe_fix_stack_asms): Likewise.
11321 * final.c (asm_insn_count): Likewise.
11322 (final_scan_insn): Output # line before and after asm.
11324 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11326 * tree-ssa-structalias.c (variable_info): Remove
11328 (new_var_info): Ditto.
11329 (shared_bitmap_info_t): New structure.
11330 (shared_bitmap_table): New variable.
11331 (shared_bitmap_hash): New function.
11332 (shared_bitmap_eq): Ditto
11333 (shared_bitmap_lookup): Ditto.
11334 (shared_bitmap_add): Ditto.
11335 (merge_smts_into): Change to take bitmap directly.
11336 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11337 (init_alias_vars): Init shared bitmap hashtable.
11338 (delete_points_to_sets): Delete shared bitmap hashtable.
11339 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11340 is_aliased removal as a change that was still necessary was
11343 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11345 * config/i386/i386.h (override_options): Conditionally disable
11346 x86_sahf for 64bit targets only.
11348 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11351 * c-decl.c (merge_decls): Don't call make_var_volatile.
11352 * varasm.c (make_var_volatile): Remove.
11353 * output.h (make_var_volatile): Remove.
11355 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11357 PR tree-optimization/31085
11358 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11360 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11362 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11363 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11364 ATTR_CONST_NOTHROW_LIST.
11366 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11369 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11371 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11373 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11376 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11378 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11379 passed, use shared libgcc.
11381 2007-03-08 Roger Sayle <roger@eyesopen.com>
11383 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11384 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11385 (honor_protect_cleanup_actions, lower_try_finally_switch):
11387 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11388 ifc_temp_var): Likewise.
11389 * tree-inline.c (setup_one_parameter): Likewise.
11390 * tree-mudflap.c (mf_decl_cache_locals,
11391 mf_build_check_statement_for): Likewise.
11392 * tree-nested.c (init_tmp_var, save_tmp_var,
11393 finalize_nesting_tree_1): Likewise.
11394 * tree-outof-ssa.c (insert_copy_on_edge,
11395 insert_backedge_copies): Likewise.
11396 * tree-profile.c (tree_gen_edge_profiler,
11397 tree_gen_ic_profiler): Likewise.
11398 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11399 * tree-sra.c (sra_build_assignment): Likewise.
11400 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11401 * tree-ssa-math-opts.c (insert_reciprocals,
11402 execute_cse_sincos_1): Likewise.
11403 * tree-tailcall.c (adjust_accumulator_values,
11404 adjust_return_value): Likewise.
11405 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11406 * tree-vect-transform.c (vect_create_data_ref_ptr,
11407 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11408 vect_create_epilog_for_reduction, vectorizable_reduction,
11409 vectorizable_call, vectorizable_conversion,
11410 vectorizable_assignment, vectorizable_operation,
11411 vectorizable_type_demotion, vect_gen_widened_results_half,
11412 vect_permute_store_chain, vectorizable_store,
11413 vect_setup_realignment, vect_permute_load_chain,
11414 vectorizable_load, vectorizable_condition,
11415 vect_create_cond_for_align_checks): Likewise.
11416 * tree-vrp.c (build_assert_expr_for): Likewise.
11418 2007-03-08 Ian Lance Taylor <iant@google.com>
11420 * tree-vrp.c: Include "intl.h".
11421 (usable_range_p): New static function.
11422 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11423 overflowed values, juts set *strict_overflow_p.
11424 (compare_values): Only return -2 if one of the operands is not a
11426 (compare_ranges): Call usable_range_p.
11427 (compare_range_with_value): Likewise.
11428 (vrp_evaluate_conditional_warnv): Rename from
11429 vrp_evaluate_conditional. Make static. Change all callers.
11430 (vrp_evaluate_conditional): New function.
11431 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11432 on signed overflow.
11433 (simplify_abs_using_ranges): Likewise.
11434 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11435 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11436 within_stmt parameter.
11437 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11438 vrp_evaluate_conditional.
11439 * tree-ssa-threadedge.c
11440 (record_temporary_equivalences_from_stmts_at_dest): Change
11441 simplify parameter to take a second tree parameter.
11442 (simplify_control_stmt_condition): Likewise.
11443 (thread_across_edge): Likewise.
11444 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11445 (thread_across_edge): Likewise.
11446 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11448 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11450 * config/i386/i386.h (TARGET_SAHF): New define.
11451 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11452 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11453 (x86_sahf): New global variable.
11454 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11455 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11456 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11457 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11459 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11460 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11461 when expanding fcomi/sahf based tests.
11462 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11463 expanding sahf based alternative. Emit sahf based sequence when
11464 optimizing for code size.
11465 * config/i386/i386.md (x86_sahf_1): Do not disable for
11466 TARGET_64BIT, enable for TARGET_SAHF.
11468 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11470 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11471 spurious whitespace from error message.
11473 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11476 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11478 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11480 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11482 * tree-sra.c (instantiate_element): Propagate disabled warnings
11483 from the element itself to the created variable.
11485 2007-03-07 Richard Henderson <rth@redhat.com>
11488 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11489 silently fix up the stack in the case of a missing register.
11491 2007-03-07 Paul Brook <paul@codesourcery.com>
11493 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11495 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11497 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11499 (phase1_vrs): Use them.
11500 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11501 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11502 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11503 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11504 __gnu_Unwind_Restore_WMMXC if required.
11505 (_Unwind_VRS_Pop): Implement iWMMXt support.
11506 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11507 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11508 gnu_Unwind_Save_WMMXC): Define.
11510 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11512 * config/vxworks.h (vxworks_override_options): Declare.
11513 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11514 * config/vxworks.c: Include target.h and toplev.h.
11515 (vxworks_override_options): New function.
11516 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11518 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11520 * config/s390/s390.c (override_options): Don't emit an error when
11521 -mstack-size is used without providing -mstack-guard.
11522 (s390_emit_prologue): Choose stack_guard value automatically if not
11523 provided via command line.
11524 * doc/invoke.texi: Adjust description of -mstack-guard and
11527 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11529 * config/i386/i386.c (output_set_got): Add a GOT initialization
11530 sequence for VxWorks PIC.
11531 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11532 around labels as well as symbols. Use gotoff_operand instead
11533 of local_symbolic_operand.
11534 (legitimize_pic_address): Use gotoff_operand instead of
11535 local_symbolic_operand. Use @GOT accesses for labels as
11537 (ix86_output_addr_diff_elt): Use PC-relative rather than
11538 GP-relative offsets for VxWorks PIC.
11539 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11540 no_new_pseudos. Check whether the returned register is op0.
11541 * config/i386/i386.md (tablejump): Use PC-relative rather than
11542 GP-relative offsets for VxWorks PIC.
11543 * config/i386/predicates.md (gotoff_operand): New predicate.
11545 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11547 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11549 * config/vxworks-dummy.h: New file.
11550 * config/i386/i386.h: Include it.
11552 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11554 * dwarf2out.c (is_inlined_entry_point): New
11555 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11556 DW_AT_ranges if the first subblock is the entry point.
11558 2007-03-06 David Daney <ddaney@avtrex.com>
11560 * doc/install.texi (mips-*-*): Change recommended binutils
11563 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11565 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11566 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11568 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11569 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11571 2007-03-06 Jan Hubicka <jh@suse.cz>
11573 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11574 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11576 (probably_cold_bb_p): Cold functions are cold.
11577 (probably_never_executed_bb_p): Cold functions are cold.
11578 (tree_bb_level_predictions): Predict calls to cold functions as not
11580 (compute_function_frequency): Check hot/cold attributes.
11581 * function.h (function_frequency): Update comments.
11582 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11583 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11584 (c_common_att): Add cold and hot.
11586 * doc/extend.texi (hot,cold attributes): Document.
11588 2007-03-06 Andrew Haley <aph@redhat.com>
11590 * function.c (expand_function_end): Move blockage to just after we
11591 emit the label for the naked return from the function.
11593 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11595 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11598 2007-03-06 Jan Hubicka <jh@suse.cz>
11600 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11601 loaded for constant large models. Non-large 64bit PIC can do.
11602 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11603 * cmodel.h: Add LARGE PIC.
11604 * i386.md (UNSPEC_PLTOFF): New.
11605 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11607 (*call_1_rex64): Disable for large models.
11608 (*call_1_rex64_large): New.
11609 (*call_value_1_rex64): Disable for large models.
11610 (*call_value_1_rex64_large): New.
11611 (set_rip_rex4): New.
11612 (set_got_offset_rex64): New.
11613 * predicates.md (constant_call_address_operand): For large model
11614 constant calls are not possible.
11615 * i386-protos.h (construct_plt_address): Declare.
11616 * i386.c (override_options): Accept large models.
11617 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11618 (legitimate_constant_p): Add new UNSPECs.
11619 (legitimate_pic_operand_p): Likewise.
11620 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11621 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11623 (output_pic_addr_const): Add PLTOFF.
11624 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11625 (ix86_expand_move): Legitimize pic address when in PIC mode.
11626 (construct_plt_address): New function.
11627 (ix86_expand_call): Offload the address to register and use GOT
11628 pointer for large model.
11629 * invoke.texi (mcmodel=large): Update documentation.
11631 2007-03-06 Richard Henderson <rth@redhat.com>
11633 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11634 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11635 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11636 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11637 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11638 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11639 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11640 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11641 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11642 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11643 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11644 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11645 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11646 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11647 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11648 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11649 x86_schedule, x86_use_bt, x86_pad_returns,
11650 x86_use_xchgb): Merge into ...
11651 (ix86_tune_features): ... here. New array.
11652 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11653 x86_bswap): Merge into ...
11654 (ix86_arch_features): ... here. New array.
11655 (x86_3dnow_a): Remove.
11656 (x86_accumulate_outgoing_args): Make static.
11657 (x86_arch_always_fancy_math_387): Make static.
11658 (ix86_tune_mask, ix86_arch_mask): Move ...
11659 (override_options): ... to local variables here. Apply the
11660 appropriate mask to each element of ix86_arch_features and
11661 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11662 as were done in the old macros.
11663 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11664 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11665 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11666 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11667 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11668 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11669 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11670 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11671 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11672 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11673 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11674 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11675 x86_accumulate_outgoing_args, x86_prologue_using_move,
11676 x86_epilogue_using_move, x86_decompose_lea,
11677 x86_arch_always_fancy_math_387, x86_shift1,
11678 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11679 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11680 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11681 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11682 x86_use_incdec, x86_pad_returns, x86_bswap,
11683 x86_partial_flag_reg_stall): Remove.
11684 (enum ix86_tune_indices): New.
11685 (ix86_tune_features): New.
11686 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11687 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11688 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11689 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11690 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11691 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11692 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11693 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11694 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11695 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11696 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11697 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11698 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11699 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11700 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11701 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11702 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11703 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11704 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11705 TARGET_EXT_80387_CONSTANTS): Use it.
11706 (enum ix86_arch_indices): New.
11707 (ix86_arch_features): New.
11708 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11709 TARGET_BSWAP): Use it.
11710 (ix86_tune_mask, ix86_arch_mask): Remove.
11712 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11715 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11716 Define using $${sysroot_headers_suffix}.
11717 * configure: Regenerate.
11718 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11719 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11721 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11722 * gcc.c (print_sysroot_headers_suffix): New.
11723 (option_map): Include --print-sysroot-headers-suffix.
11724 (display_help): Mention -print-sysroot-headers-suffix.
11725 (process_command): Handle -print-sysroot-headers-suffix.
11726 (do_spec_1): Append multilib directory to include-fixed path if
11727 sysroot suffixes in use.
11728 (main): Handle -print-sysroot-headers-suffix.
11729 * Makefile.in (start.encap): Don't depend on xlimits.h
11730 (xlimits.h): Remove.
11731 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11732 limits.h for each multilib in fixinc_list.
11733 (fixinc_list, s-fixinc_list): New.
11734 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11735 generate them for each multilib in fixinc_list.
11736 (stmp-fixproto): Use include-fixed. Run fixproto for each
11737 multilib in fixinc_list.
11738 (mostlyclean): Don't remove xlimits.h.
11739 (clean): Remove include-fixed.
11740 (real-install-headers-tar, real-install-headers-cpio,
11741 real-install-headers-cp): Don't copy include, only include-fixed.
11742 (install-mkheaders): Depend on fixinc_list. Don't depend on
11743 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11744 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11745 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11747 2007-03-06 Jan Hubicka <jh@suse.cz>
11749 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11752 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11754 * configure.ac: Allow tm_file to contain build-directory files.
11755 * configure: Regenerate.
11756 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11757 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11758 * config/m68k/print-sysroot-suffix.sh: New file.
11760 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11762 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11763 of pic_offset_table_rtx if reload_completed.
11764 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11765 PIC_OFFSET_TABLE_REGNUM.
11766 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11768 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11769 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11771 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11773 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11774 functions that call eh_return.
11776 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11778 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11779 functions that need a constant pool.
11781 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11784 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11785 (m68k_preferred_reload_class): Likewise.
11786 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11787 (SECONDARY_RELOAD_CLASS): Define.
11788 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11789 (LIMIT_RELOAD_CLASS): Delete.
11790 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11791 registers from storing bytes.
11792 (m68k_secondary_reload_class): New function.
11793 (m68k_preferred_reload_class): Likewise.
11795 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11797 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11799 (m68k_expand_prologue): Likewise.
11801 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11803 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11804 (mips_expand_epilogue): Add a bool parameter.
11805 (m68k_legitimize_sibcall_address): Declare.
11806 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11807 (m68k_expand_epilogue): Add a parameter to select between sibling
11808 and normal epilogues. Only generate a return for the latter.
11809 (m68k_ok_for_sibcall_p): New function.
11810 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11811 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11812 (sibcall_value, *sibcall_value): Likewise.
11813 (*call, *call_value): Require !SIBLING_CALL_P.
11814 (epilogue): Update call to m68k_expand_epilogue.
11815 (sibcall_epilogue): New pattern.
11816 * config/m68k/predicates.md (const_call_operand): Say that this
11817 predicate applies to sibling calls too.
11818 (sibcall_operand): New predicate.
11820 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11822 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11823 alternatives as movsi_cf.
11824 (movsf_cf_hard): Add commentary.
11826 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11827 Richard Sandiford <richard@codesourcery.com>
11829 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11830 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11831 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11832 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11833 as being live on exit from an interrupt function.
11834 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11835 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11836 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11837 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11838 (m68k_interrupt_function_p): Globalize.
11839 (m68k_compute_frame_layout): Remove reverse mask code.
11840 (m68k_emit_movem, m68k_set_frame_related): New functions.
11841 (m68k_output_function_prologue): Delete in favor of...
11842 (m68k_expand_prologue): ...this new function.
11843 (m68k_output_function_epilogue): Delete in favor of...
11844 (m68k_expand_epilogue): ...this new function.
11845 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11847 (print_operand): Handle %?.
11848 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11849 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11850 (prologue, epilogue): New patterns.
11851 (return): Turn into a define_expand.
11852 (*return): New pattern, derived from old "return" pattern. Use rte
11853 rather than rts for interrupt functions. Only use rtd if the pop
11855 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11856 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11857 (link, *link, unlink, *unlink, load_got): Likewise.
11859 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11863 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11864 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11865 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11866 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11867 and m68k_matches_u_p.
11868 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11869 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11870 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11871 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11872 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11873 (REG_STRICT_P): New macro.
11874 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11875 PCREL_GENERAL_OPERAND_OK.
11876 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11877 m68k_legitimate_base_reg_p.
11878 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11879 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11880 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11881 * config/m68k/m68k.c (m68k_address): New structure.
11882 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11883 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11884 (m68k_jump_table_ref_p, m68k_decompose_address)
11885 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11886 (m68k_matches_u_p): New functions.
11887 (print_operand_address): Rewrite to use m68k_decompose_index.
11889 2007-03-05 David Taylor <dtaylor@emc.com>
11891 * gcc.c: Correct copyright date in --version output.
11893 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11895 * pa.md: In unamed move patterns, disparge copies between general
11896 and floating point registers using '?' modifier. Don't include 'f'
11897 constraint for register preferences in DImode, SImode, HImode and
11898 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11899 Remove constraints for copies between general and floating registers
11900 in soft-float DFmode pattern.
11901 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11905 2007-03-05 Mike Stump <mrs@apple.com>
11907 * c-common.c (targetcm): Add.
11908 * c-opts.c (c_common_handle_option): Handle language specific
11910 * opts.c (handle_option): Verify language for target options, if
11912 * opth-gen.awk: Add CL_LANG_ALL.
11913 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11914 (TARGETCM_INITIALIZER): Add.
11915 * target.h (struct gcc_targetcm): Add.
11917 * targhooks.c (default_handle_c_option): Add.
11918 * targhooks.h (default_handle_c_option): Add.
11919 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11921 * config/darwin.opt (iframework): Add.
11922 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11923 * config/darwin-c.c (handle_c_option): Add.
11924 (TARGET_HANDLE_C_OPTION): Add.
11926 * doc/invoke.texi (Darwin Options): Add -iframework.
11928 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11930 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11933 2007-03-05 Ian Lance Taylor <iant@google.com>
11935 * c.opt (fgnu89-inline): New option.
11936 * c-opts.c (c_common_post_options): Set default value for
11938 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11939 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11941 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11942 (grokdeclarator, start_function): Likewise.
11943 * c-cppbuiltin.c (c_cpp_builtins): Define either
11944 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11945 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11946 (C Dialect Options): Document -fgnu89-inline.
11947 * doc/extend.texi (Function Attributes): Explain what the
11948 gnu_inline attribute does.
11949 * doc/cpp.texi (Common Predefined Macros): Document
11950 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11952 2007-03-05 Ian Lance Taylor <iant@google.com>
11954 PR tree-optimization/31034
11955 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11956 half-range if the other side is an overflow infinity.
11958 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11960 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11961 (bfin*-linux-uclibc*): New configuration.
11962 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11964 * config/bfin/linux.h: New file.
11965 * config/bfin/libgcc-bfin.ver: New file.
11966 * config/bfin/t-bfin-uclinux: New file.
11967 * config/bfin/t-bfin-linux: New file.
11968 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11969 (TARGET_OS_CPP_BUILTINS): New macro.
11971 2007-03-05 Richard Guenther <rguenther@suse.de>
11973 * fold-const.c (fold_binary): Remove duplicate folding
11974 of comparison of non-null ADDR_EXPR against null.
11976 2007-03-05 Richard Guenther <rguenther@suse.de>
11977 Dorit Nuzman <dorit@il.ibm.com>
11979 PR tree-optimization/26420
11980 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11981 are no loops in the function. Only print the number of
11982 vectorized loops if it is greater than zero or we are supposed
11983 to print information about unvectorized loops.
11985 2007-03-05 Revital Eres <eres@il.ibm.com>
11987 * gcc.dg/var-expand1.c: New test.
11988 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11989 when an accumulator is expanded.
11991 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11994 * c-common.c (convert_and_check): Don't give warnings for
11995 conversion if 'expr' already overflowed.
11997 2007-03-04 Roger Sayle <roger@eyesopen.com>
11999 PR middle-end/30744
12000 * fold-const.c (fold_comparison): Enforce type consistency when
12001 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12003 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12005 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12006 containing a cast to the base of TARGET_MEM_REF.
12008 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12010 * tree.c (tree_contains_struct_check_failed): Remove spurious
12011 whitespace from error message.
12013 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12016 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12017 instead of precision.
12019 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12020 Nathan Sidwell <nathan@codesourcery.com>
12022 * emit-rtl.c (find_auto_inc): New.
12023 (try_split): recreate REG_INC notes,
12024 Use regular for loops rather than whiles.
12026 2007-03-03 Andreas Schwab <schwab@suse.de>
12028 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12029 * configure: Regenerate.
12031 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12033 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12034 flag_rounding_math, not flag_unsafe_math_optimizations.
12036 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12038 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12039 alpha_fold_vector_minmax): Likewise.
12040 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12041 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12043 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12045 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12046 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12047 if the lhs has side-effects.
12048 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12050 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12052 * config/i386/i386.h (TUNEMASK): Remove define.
12053 (ARCHMASK): Remove define.
12054 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12055 Use ix86_arch_mask variable instead of ARCHMASK.
12056 * config/i386/i386.c (override_options): Ditto.
12057 (standard_80387_constant_p): Ditto.
12059 2007-03-02 Ian Lance Taylor <iant@google.com>
12061 Used signed infinities in VRP.
12062 * tree-vrp.c (uses_overflow_infinity): New static function.
12063 (supports_overflow_infinity): New static function.
12064 (make_overflow_infinity): New static function.
12065 (negative_overflow_infinity): New static function.
12066 (positive_overflow_infinity): New static function.
12067 (is_negative_overflow_infinity): New static function.
12068 (is_positive_overflow_infinity): New static function.
12069 (is_overflow_infinity): New static function.
12070 (overflow_infinity_range_p): New static function.
12071 (compare_values_warnv): New function split out of compare_values.
12072 (compare_value): Call it.
12073 (set_value_range_to_nonnegative): Add overflow_infinity
12074 parameter. Change caller.
12075 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12077 (vrp_expr_computes_nonzero): Likewise.
12078 (compare_ranges, compare_range_with_value): Likewise.
12079 (compare_name_with_value, compare_names): Likewise.
12080 (vrp_evaluate_conditional): Likewise.
12081 (set_value_range): Handle infinity
12082 (vrp_operand_equal_p, operand_less_p): Likewise.
12083 (extract_range_from_assert): Likewise.
12084 (vrp_int_const_binop): Likewise.
12085 (extract_range_from_binary_expr): Likewise.
12086 (extract_range_from_unary_expr): Likewise.
12087 (extract_range_from_comparison): Likewise.
12088 (extract_range_from_expr): Likewise.
12089 (dump_value_range): Likewise.
12090 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12091 (test_for_singularity): Likewise.
12092 (vrp_int_const_binop): Remove inline qualifier.
12093 (adjust_range_with_scev): Add comment.
12094 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12096 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12098 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12099 (get_constraint_for): Likewise.
12100 (do_structure_copy): Likewise.
12101 (find_func_aliases): Fix references to MODIFY_EXPR.
12102 (intra_create_variable_infos): Tidy.
12103 * tree-ssa-operands.c (add_virtual_operand): Add argument
12105 When adding members of alias sets, if IS_CALL_SITE is true and
12106 the symbol is not call-clobbered, skip it.
12107 Adjust all callers.
12109 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12111 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12112 entry by means of emit_insn_at_entry.
12114 2007-03-02 Richard Henderson <rth@redhat.com>
12116 * expr.h (promoted_input_arg): Remove decl.
12117 * function.c (promoted_input_arg): Merge into ...
12118 * combine.c (setup_incoming_promotions): ... only caller.
12119 Rearrange to avoid double loop.
12121 2007-03-02 Ben Elliston <bje@au.ibm.com>
12122 Peter Bergner <bergner@vnet.ibm.com>
12123 Janis Johnson <janis187@us.ibm.com>
12125 * config/rs6000/dfp.md: New file.
12126 * config/rs6000/rs6000.md: Include dfp.md.
12127 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12128 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12129 and TDmode decimal float modes in FP registers.
12130 (num_insns_constant): Likewise.
12131 (rs6000_legitimate_offset_address_p): Likewise.
12132 (rs6000_legitimize_address): Likewise.
12133 (rs6000_legitimize_reload_address): Likewise.
12134 (rs6000_legitimate_address): Likewise.
12135 (rs6000_emit_move): Likewise.
12136 (function_arg_boundary): Likewise.
12137 (function_arg_advance): Likewise.
12138 (rs6000_darwin64_record_arg_recurse): Likewise.
12139 (function_arg): Likewise.
12140 (rs6000_gimplify_va_arg): Likewise.
12141 (rs6000_split_multireg_move): Likewise.
12142 (rs6000_output_function_epilogue): Likewise.
12143 (rs6000_output_function_epilogue): Likewise.
12144 (rs6000_register_move_cost): Likewise.
12145 (rs6000_function_value): Likewise.
12146 (rs6000_libcall_value): Likewise.
12148 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12150 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12152 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12154 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12155 Use $MULTIDIR to choose between the kernel and RTP headers,
12156 and use $WIND_BASE and $WIND_USR to locate them.
12158 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12160 * config/i386/i386.c (override_options): Put initialization of
12161 ix86_tune_mask and ix86_arch_mask to the correct place.
12163 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12164 Michael Meissner <michael.meissner@amd.com>
12167 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12168 (ARCHMASK): Define.
12169 (TARGET_CMOVE): Use ARCHMASK.
12170 (TARGET_CMPXCHG): Ditto.
12171 (TARGET_CMPXCHG8B): Ditto.
12172 (TARGET_XADD): Ditto.
12173 (TARGET_BSWAP): Ditto.
12174 * config/i386/i386.c (ix86_tune_mask): New global variable.
12175 (ix86_arch_mask): Ditto.
12176 (override_options): Initialize ix86_tune_mask and
12177 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12180 2007-03-02 Ben Elliston <bje@au.ibm.com>
12183 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12185 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12187 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12188 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12189 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12190 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12192 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12193 rs6000_init_dwarf_reg_sizes_extra): New.
12194 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12195 SPE register high parts.
12197 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12199 * Makefile.in: Add install-pdf target as
12200 copied from automake v1.10 rules.
12201 * configure.ac: Add install-pdf to target list.
12202 * configure: Regenerate.
12204 2007-03-01 Paul Brook <paul@codesourcery.com>
12206 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12207 modes to LDRD for DImode.
12208 (output_move_double): Fixup out of range ldrd/strd.
12209 (vfp_secondary_reload_class): Rename...
12210 (coproc_secondary_reload_class): ... to this. Add wb argument.
12211 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12212 coproc_secondary_reload_class for CLASS_IWMMXT.
12213 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12214 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12216 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12218 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12219 unroll factor by the estimated number of iterations.
12220 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12221 than prefetch latency.
12223 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12224 decode_caches_intel, detect_caches_intel): New functions.
12225 (host_detect_local_cpu): Use detect_caches_amd and
12226 detect_caches_intel.
12228 2007-03-01 Richard Henderson <rth@redhat.com>
12230 * expr.c (emit_move_complex_push): Export.
12231 (emit_move_complex_parts): Split out from ...
12232 (emit_move_complex): ... here.
12233 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12234 * config/i386/i386.md (movcdi): New.
12236 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12238 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12239 size of mode1 to check for tieable modes in MMX case.
12241 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12243 * Makefile.in (rtlanal.o): Depend on tree.h.
12244 * rtl.h (offset_within_section_p, split_const): Declare.
12245 * rtlanal.c: Include tree.h.
12246 (offset_within_block_p): New function, taken from
12247 mips_offset_within_object_p.
12248 (split_const): New function, taken from mips_split_const.
12249 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12251 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12252 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12253 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12254 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12255 (m68k_illegitimate_symbolic_constant_p): New function.
12256 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12257 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12258 symbolic constant that might be outside the symbol's section,
12259 move the symbol first and then add the offset.
12260 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12262 * config/mips/mips.c (mips_split_const): Delete.
12263 (mips_offset_within_object_p): Delete.
12264 (mips_symbolic_constant_p): Use offset_within_section_p and
12265 split_const instead of mips_offset_within_object_p and
12267 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12268 (mips_legitimize_const_move, print_operand_reloc)
12269 (mips_dangerous_for_la25_p): Use split_const instead of
12272 2007-02-28 Eric Christopher <echristo@apple.com>
12274 * Makefile.in (install-include-dir): Don't rm -rf include.
12276 2007-02-28 Richard Guenther <rguenther@suse.de>
12278 PR middle-end/30364
12279 * fold-const.c (fold_binary): Do not associate expressions
12280 with more than one variable for integer types that do not wrap.
12282 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12284 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12285 Delete, and replace with...
12286 (fold_builtin_call_array): This. Update callers to use it.
12287 * fold-const.c (fold_build_call_list): Delete, and replace with...
12288 (fold_build_call_array): This.
12289 (fold_build_call_list_initializer): Delete, and replace with...
12290 (fold_build_call_array_initializer): This.
12291 * tree.h: Update declarations to reflect above changes.
12293 * c-typeck.c (build_function_call): Store converted arguments
12294 in a stack-allocated array instead of building a list.
12295 (convert_arguments): Store arguments in the array passed in as an
12296 argument, and return the actual number of arguments.
12297 * c-format.c: (check_function_format): Pass arguments in an
12298 array instead of a list.
12299 * c-common.c (check_function_nonnull): Likewise.
12300 (check_function_sentinel): Likewise.
12301 (check_function_arguments): Likewise.
12302 * c-common.h: Update declarations to reflect above changes.
12304 2007-02-28 Jan Hubicka <jh@suse.cz>
12306 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12307 PRED_NEGATIVE_RETURN): Update outcomes.
12309 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12311 * calls.c (emit_library_call_value_1): Handle partial registers
12312 correctly when building up CALL_INSN_FUNCTION_USAGE.
12314 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12316 * pa/predicates.md (move_src_operand): Allow zero for mode.
12317 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12320 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12323 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12324 *movv2df_internal): Enable pattern only for valid operand
12326 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12327 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12329 2007-02-27 Mike Stump <mrs@apple.com>
12331 * config/darwin-crt3.c: Avoid compilation when compiling for a
12334 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12336 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12338 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12339 for fixed headers and limits.h.
12340 (install-include-dir, install-headers-tar, install-headers-cpio,
12341 install-headers-cp, real-install-headers-tar,
12342 real-install-headers-cpio, real-install-headers-cp): Handle
12343 include-fixed as well as include.
12344 (install-mkheaders): Don't install files that go only in include
12346 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12347 from GCC_INCLUDE_DIR.
12348 * gcc.c (process_command): Remove special -BstageN/ handling.
12349 (do_spec_1): Add include-fixed directories.
12351 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12353 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12355 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12357 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12360 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12362 * c-common.c (get_priority): Add check for
12363 SUPPORTS_INIT_PRIORITY.
12365 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12367 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12369 * config/bfin/bfin.c: Include "cfglayout.h".
12370 (MAX_LSETUP_DISTANCE): New macro.
12371 (struct loop_info): New members incoming, incoming_src and
12372 incoming_dest. Delete member predecessor.
12373 (length_for_loop): New function.
12374 (bfin_optimize_loop): Handle more different loop structures.
12375 (bfin_discover_loop): Rework detection of predecessor blocks by
12376 examining incoming edges.
12377 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12379 (bfin_reorder_loops): New function.
12380 (bfin_reorg_loops): Use these three new functions.
12382 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12383 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12384 (CONSTRAINT_LEN): Add entry for 'q'.
12385 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12386 Add 'q' constraints.
12387 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12388 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12390 * config/bfin/bfin.md (add_with_carry): New pattern.
12391 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12392 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12393 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12394 support unsigned multiplies too. Removed incorrect commutativity from
12395 operand 1 constraint where appropriate.
12396 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12398 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12399 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12401 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12402 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12403 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12404 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12405 usmulhisi_hh_huh): New patterns.
12407 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12408 lshifthi3): Fix output template to use half reg for operand 2.
12410 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12413 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12415 2007-02-27 Andreas Schwab <schwab@suse.de>
12417 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12419 2007-02-27 Jan Hubicka <jh@suse.cz>
12421 * predict.c (last_basic_block_p): Remove.
12422 (tree_estimate_probability): Update return heuristic for commonized
12425 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12427 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12429 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12431 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12432 * doc/cpp.texi: Standardize title page.
12433 * doc/cppinternals.texi: Likewise.
12434 * doc/gcc.texi: Standardize title page, remove version number
12435 from copyright page.
12436 * doc/gccint.texi: Likewise.
12437 * doc/install.texi: Standardize title page, add table of
12440 2007-02-26 Jan Hubicka <jh@suse.cz>
12442 * predict.def: Set outcomes according to more recent results.
12443 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12444 Remove dead predictors.
12445 * predict.c (return_prediction): Fix pasto.
12447 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12449 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12450 change; avoid a memory leak when returning early.
12452 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12454 * c-decl.c (static_ctors): Move to c-common.c.
12455 (static_dtors): Likewise.
12456 (finish_function): Use c_record_cdtor_fn.
12457 (build_cdtor): Move to c-common.c.
12458 (c_write_global_declarations): Use c_build_cdtor_fns.
12459 * c-common.h (static_ctors): Declare.
12460 (static_dtors): Likewise.
12461 (c_record_cdtor_fn): Likewise.
12462 (c_build_cdtor_fns): Likewise.
12463 * c-common.c (static_ctors): New variable.
12464 (static_dtors): Likewise.
12465 (c_record_cdtor_fn): New function.
12466 (build_cdtor): Move from c-decl.c
12467 (c_build_cdtor_fns): New function.
12469 * output.h (assemble_addr_to_section): Declare.
12470 (get_cdtor_priority_section): Likewise.
12471 * varasm.c (assemble_addr_to_section): New function.
12472 (get_cdtor_priority_section): Likewise.
12473 (default_named_section_asm_out_destructor): Use them.
12474 (destor_dtor_section_asm_out_destructor): Likewise.
12475 (default_named_section_asm_out_constructor): Likewise.
12476 (default_ctor_section_asm_out_constructor): Likewise.
12477 * config.gcc (*-*-vxworks*): Include vxworks.o.
12478 * config/t-vxworks (vxworks.o): New target.
12479 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12480 (TARGET_ASM_CONSTRUCTOR): Define.
12481 (TARGET_ASM_DESTRUCTOR): Likewise.
12482 (vxworks_asm_out_constructor): Declare.
12483 (vxworks_asm_out_destructor): Likewise.
12485 * c-common.c (get_priority): Check that we have not just an
12486 INTEGER_CST, but an integer constant with integeral type.
12488 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12490 PR tree-optimization/30938
12491 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12492 use &dt[nargs-1] instead of &dt[nargs] in the call to
12493 vect_is_simple_use().
12495 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12497 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12498 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12499 Do not attempt to handle MEM inside auto-inc expressions.
12500 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12501 of a register modified by an auto-inc expression. However, do handle
12502 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12503 (elimination_effects): Prohibit elimination of a register modified
12504 by an auto-inc expression. Disable register elimination rules whose
12505 target register is modified by an auto-inc expression with variable
12508 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12510 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12512 (array_at_struct_end_p): New function.
12513 (idx_infer_loop_bounds): Use it.
12514 (estimate_numbers_of_iterations_loop): Export.
12515 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12516 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12517 (tree_estimate_probability): Call record_loop_exits.
12518 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12519 (estimated_loop_iterations, estimated_loop_iterations_int,
12520 estimated_loop_iterations_tree): New functions.
12521 (analyze_siv_subscript_cst_affine,
12522 compute_overlap_steps_for_affine_1_2,
12523 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12524 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12525 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12526 (PRED_LOOP_ITERATIONS_GUESSED): New.
12527 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12528 * cfgloop.h (estimate_numbers_of_iterations_loop,
12529 estimated_loop_iterations_int): Declare.
12531 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12533 * doc/extend.texi: Document optional priority argument to
12534 constructors and destructors.
12535 * tree.c (init_priority_for_decl): Adjust GTY markers.
12536 (init_ttree): Use priority-info hash functions for
12537 init_priority_for_decl.
12538 (tree_map_eq): Rename to ...
12539 (tree_map_base_eq): ... this.
12540 (tree_map_marked_p): Rename to ...
12541 (tree_map_base_marked_p): ... this.
12542 (tree_map_base_hash): New function.
12543 (decl_init_priority_lookup): Rework.
12544 (decl_fini_priority_lookup): New function.
12545 (decl_priority_info): New function.
12546 (decl_init_priority_insert): Use it.
12547 (decl_fini_priority_insert): Likewise.
12548 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12550 (decl_restrict_base_insert): Likewise.
12551 (decl_debug_expr_insert): Likewise.
12552 (decl_value_expr_lookup): Likewise.
12553 (decl_value_expr_insert): Likewise.
12554 * tree.h (priority_type): New type.
12555 (decl_init_priority_lookup): Use priority_type.
12556 (decl_fini_priority_lookup): New function.
12557 (decl_init_priority_insert): Use priority_type.
12558 (decl_fini_priority_insert): New function.
12559 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12560 (DECL_INIT_PRIORITY): Likewise.
12561 (SET_DECL_INIT_PRIORITY): Add comment.
12562 (DECL_FINI_PRIORITY): New macro.
12563 (SET_DECL_FINI_PRIORITY): Likewise.
12564 (DEFAULT_INIT_PRIORITY): Document.
12565 (MAX_INIT_PRIORITY): Likewise.
12566 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12567 (tree_map_base): New type.
12568 (tree_map_base_eq): New function.
12569 (tree_map_base_hash): Likewise.
12570 (tree_map_base_marked_p): Likewise.
12571 (tree_map): Inherit from tree_map_base.
12572 (tree_map_eq): Make it a macro.
12573 (tree_map_marked_p): Likewise.
12574 (tree_int_map): Inherit from tree_map_base.
12575 (tree_int_map_eq): Make it a macro.
12576 (tree_int_map_hash): Likewise.
12577 (tree_int_map_marked_p): Likewise.
12578 (tree_priority_map): New type.
12579 (tree_priority_map_eq): New macro.
12580 (tree_priority_map_hash): Likewise.
12581 (tree_priority_map_marked_p): Likewise.
12582 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12584 (emutls_common_1): Likewise.
12585 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12586 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12587 of tree_map hierarchy.
12588 * tree-cfg.c (move_stmt_r): Likewise.
12589 (new_label_mapper): Likewise.
12590 * c-tree.h (c_expand_body): Move to ...
12591 * c-common.h (c_expand_body): ... here.
12592 * c-decl.c (c_expand_body): Move to ...
12593 * c-common.c (c_expand_body): ... here.
12594 (c_common_attribute_table): Allow 1 argument for the constructor
12595 and destructor attributes.
12596 (get_priority): New function.
12597 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12598 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12600 2007-02-24 Jan Hubicka <jh@suse.cz>
12602 PR middle-end/30509
12603 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12604 copying for inlining.
12606 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12607 Jan Hubicka <jh@suse.cz>
12610 * i386.c (counter_mode): New function.
12611 (expand_set_or_movmem_via_loop): Use it.
12612 (expand_movmem_epilogue): Likewise; fix pasto.
12613 (ix86_expand_movmem): Do emit guard even for constant counts.
12614 (ix86_expand_setmem): Likewise.
12616 2007-02-25 Nick Clifton <nickc@redhat.com>
12618 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12619 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12621 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12624 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12625 count argument with 0x10, not with 0x16.
12626 (expand_setmem_epilogue): Ditto.
12628 2007-02-24 Mike Stump <mrs@apple.com>
12630 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12633 2007-02-24 Richard Guenther <rguenther@suse.de>
12635 PR middle-end/30951
12636 * fold-const.c (fold_binary): Fold x +- CST op x for
12637 EQ_EXPR and NE_EXPR.
12639 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12641 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12643 2007-02-24 Jan Hubicka <jh@suse.cz>
12645 * cgraphunit.c (decide_is_function_needed): Honor
12646 -fkeep-inline-functions.
12648 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12650 * builtins.c (fold_builtin_modf): New.
12651 (fold_builtin_2): Use it.
12653 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12655 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12656 (determine_max_iter): Take additional LOOP arg; all callers changed.
12657 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12658 one using simplifications.
12659 (simplify_using_initial_values): Return if the expression becomes
12660 invalid due to altered regs.
12662 2007-02-23 DJ Delorie <dj@redhat.com>
12664 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12666 2007-02-23 Mike Stump <mrs@apple.com>
12668 * tlink.c (scan_linker_output): Parse linker messages from
12669 darwin9's linker better.
12671 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12674 * varpool.c (varpool_assemble_pending_decls): Set
12675 varpool_last_needed_node to null.
12677 2007-02-23 DJ Delorie <dj@redhat.com>
12679 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12680 alignment bigger than the object file can handle.
12682 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12685 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12686 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12687 (*movsf_1): Penalize MMX moves.
12689 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12691 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12692 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12694 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12696 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12698 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12699 (fold_builtin_1): Use them.
12700 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12701 BUILT_IN_SIGNIFICAND.
12703 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12705 * config/i386/i386.c (bdesc_1arg): Initialize
12706 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12707 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12708 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12709 and IX86_BUILTIN_MOVSLDUP.
12711 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12713 PR rtl-optimization/30841
12714 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12716 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12718 * builtins.c (fold_builtin_frexp): New.
12719 (fold_builtin_2): Use it.
12721 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12723 * doc/invoke.texi (Spec Files): Document getenv spec function.
12725 * gcc.c (getenv_spec_function): New function.
12726 (static_spec_functions): Add it.
12727 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12728 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12731 2007-02-22 Michael Matz <matz@suse.de
12734 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12735 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12737 2007-02-22 Ian Lance Taylor <iant@google.com>
12740 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12741 (mem_loc_descriptor): Call it.
12743 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12744 Ira Rosen <irar@il.ibm.com>
12746 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12748 2007-02-22 Ira Rosen <irar@il.ibm.com>
12750 PR tree-optimization/30843
12751 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12752 stores only after all the group is vectorized.
12754 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12756 PR tree-optimization/30858
12757 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12758 in the reduction cycle have a single use in the loop.
12759 * tree-vectorizer.h (relevant): Add documentation.
12761 2007-02-20 Mike Stump <mrs@apple.com>
12763 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12764 * configure: Regenerate.
12766 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12768 Change the defaults of some parameters and options.
12769 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12770 * config/spu/spu.c (spu_optimization_options): Add.
12771 (spu_override_options): Change params in spu_optimization_options.
12772 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12774 Register 127 is only 16 byte aligned when used as a frame pointer.
12775 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12776 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12777 HARD_FRAME_POINTER_REGNUM.
12778 (spu_legitimate_address): Use regno_aligned_for_reload.
12779 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12780 aligned when frame_pointer_needed is true.
12781 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12783 * config/spu/spu.h (INIT_EXPANDERS): Define.
12785 Make sure shift and rotate instructions have valid immediate operands.
12786 * config/spu/predicates.md (spu_shift_operand): Remove.
12787 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12788 * config/spu/constraints.md (W, O): Extend range.
12789 * config/spu/spu.md (umask, nmask): Define.
12790 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12791 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12792 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12793 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12794 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12795 (lshr<mode>3_reg): Fix rtl description.
12797 Make sure mulhisi immediate operands are valid.
12798 * config/spu/predicates.md (imm_K_operand): Add.
12799 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12801 Generate constants using fsmbi and andi.
12802 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12803 (print_operand, spu_split_immediate, classify_immediate,
12804 fsmbi_const_p): Handle IC_FSMBI2.
12806 Correctly handle a CONST_VECTOR containing symbols.
12807 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12808 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12809 (immediate_load_p): Allow symbols that use 2 instructions to create.
12810 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12811 with symbols when flag_pic is set.
12812 (const_vector_immediate_p): New.
12813 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12814 accept a CONST_VECTOR with symbols.
12815 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12816 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12818 * config/spu/spu.md (high, low): Delete.
12819 (low_<mode>): Define.
12821 Remove INTRmode and INTR_REGNUM, which didn't work.
12822 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12824 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12825 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12826 peephole2 pattern): Don't use INTR or 131.
12827 (movintrcc): Delete.
12828 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12829 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12830 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12831 (UNSPEC_SET_INTR): Add.
12832 * config/spu/spu-modes.def (INTR): Remove.
12834 More accurate warnings about run-time relocations.
12835 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12837 Correctly warn about immediate arguments to specific intrinsics.
12838 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12839 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12840 the instruction predicate.
12842 Fix tree check errors with latest update.
12843 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12845 (spu_expand_builtin): Use CALL_EXPR_FN.
12847 Add missing specific intrinsics.
12848 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12850 * config/spu/spu_internals.h: Ditto.
12852 Fix incorrect operand modifiers.
12853 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12854 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12856 Optimize one case of zero_extend of a vec_select.
12857 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12859 Accept any immediate for hbr.
12860 * config/spu/spu.md (hbr): Change s constraints to i.
12862 2007-02-21 Paul Brook <paul@codesourcery.com>
12864 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12865 condexec_count when skipping USE and CLOBBER.
12867 2007-02-21 Nick Clifton <nickc@redhat.com>
12869 * common.opt (Warray-bounds): Add Warning attribute.
12870 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12872 (fsized-zeroes): Add Optimization attribute.
12873 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12874 * c.opt (Wc++0x-compat): Add Warning attribute.
12876 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12878 PR middle-end/30761
12879 * reload1.c (eliminate_regs_in_insn): In the single_set special
12880 case, attempt to re-recognize the insn before falling back to
12881 having reload fix it up.
12883 2007-02-20 Eric Christopher <echristo@gmail.com>
12885 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12886 Rewrite accordingly.
12887 (frv_read_iacc_argument): Ditto.
12888 (frv_expand_set_builtin): Take a call instead of arglist, update for
12890 (frv_expand_unop_builtin): Ditto.
12891 (frv_expand_binop_builtin): Ditto.
12892 (frv_expand_cut_builtin): Ditto.
12893 (frv_expand_binopimm_builtin): Ditto.
12894 (frv_expand_voidbinop_builtin): Ditto.
12895 (frv_expand_int_void2arg): Ditto.
12896 (frv_expand_prefetches): Ditto.
12897 (frv_expand_voidtriop_builtin): Ditto.
12898 (frv_expand_voidaccop_builtin): Ditto.
12899 (frv_expand_load_builtin): Ditto.
12900 (frv_expand_store_builtin): Ditto.
12901 (frv_expand_mdpackh_builtin): Ditto.
12902 (frv_expand_mclracc_builtin): Ditto.
12903 (frv_expand_mrdacc_builtin): Ditto.
12904 (frv_expand_mwtacc_builtin): Ditto.
12905 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12908 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12910 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12911 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12913 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12914 point instructions.
12915 * configure: Regenerate.
12916 * config.in: Regenerate.
12917 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12918 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12919 masks to power6 and power6x and to POWERPC_MASKS.
12920 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12922 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12923 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12924 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12925 Access PROTOTYPE as variable, not mask.
12927 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12929 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12930 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12931 * combine.c (adjust_for_new_dest): Use it.
12932 * postreload.c (reload_combine): Likewise.
12934 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12936 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12937 notes on an insn with multiple sets, even if single_set returns
12938 non-NULL for that insn.
12940 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12942 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12943 scalbn and scalbln.
12945 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12947 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12948 if user didn't pass it.
12949 * config/i386/darwin.h (CC1_SPEC): Likewise.
12950 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12951 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12952 -mmacosx-version-min.
12954 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12955 Uros Bizjak <ubizjak@gmail.com>
12957 * optabs.h (enum optab_index): Add new OTI_scalb.
12958 (scalb_optab): Define corresponding macro.
12959 * optabs.c (init_optabs): Initialize scalb_optab.
12960 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12962 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12963 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12964 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12965 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12966 flag_unsafe_math_optimizations is set.
12968 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12969 to implement scalbf, scalb and scalbl built-ins as inline x87
12972 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12973 DJ Delorie <dj@redhat.com>
12976 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12977 (diagnostic_report_diagnostic): ... here, and turn them into real
12978 errors. If warnings are inhibited, no need to do anything.
12980 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12982 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12983 better code generation.
12985 2007-02-20 Ben Elliston <bje@au.ibm.com>
12987 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12989 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12991 * config/alpha/alpha.c, config/alpha/alpha.md,
12992 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12993 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12994 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12995 config/arm/lib1funcs.asm: Follow spelling conventions.
12997 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12998 config/fr30/fr30.md, config/i386/i386.h,
12999 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13000 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13001 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13002 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13003 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13004 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13005 config/sparc/sparc.c, config/sparc/sparc.h,
13006 config/sparc/sparc.md, config/spu/constraints.md,
13007 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13010 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13013 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13016 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13018 * doc/invoke.texi (-ftree-lrs): Remove.
13020 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13022 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13025 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13027 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13028 new CALL_EXPR_FN macro for retrieving the function
13029 declaration of the input expression.
13031 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13033 * c.opt (Waddress): New.
13034 * common.opt (Walways-true): Delete.
13035 (Wstring-literal-comparison): Delete.
13036 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13037 -Wstring-literal-comparison. Add -Waddress.
13039 (Walways-true): Delete.
13040 (Wstring-literal-comparison): Delete.
13041 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13042 consistently instead of -Walways-true in example.
13043 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13044 * c-typeck.c (parser_build_binary_op): Replace
13045 -Wstring-literal-comparison and -Walways-true with -Waddress.
13046 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13049 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13051 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13052 without DECL_STRUCT_FUNCTION initialized.
13054 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13056 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13057 due to calls to functions taking pointers as parameters.
13059 2007-02-19 Richard Henderson <rth@redhat.com>
13062 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13065 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13067 * config/s390/s390.c (s390_call_saved_register_used,
13068 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13069 accessed to the new scheme.
13071 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13073 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13074 (cris_print_index, cris_print_operand, cris_print_operand_address)
13075 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13076 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13077 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13078 GET_CODE () == xxx.
13079 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13080 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13081 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13082 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13083 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13084 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13085 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13086 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13087 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13088 (uminsi3, call, call_value): Ditto.
13089 (define_split: indir_to_reg_split, unnamed): Ditto.
13091 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13093 PR tree-optimization/30975
13094 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13097 2007-02-18 Eric Christopher <echristo@gmail.com>
13099 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13100 Remove use of arglist.
13101 (mips_expand_builtin): Remove use of arglist, pass in expr.
13102 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13103 (mips_expand_builtin_movtf): Ditto.
13104 (mips_expand_builtin_compare): Ditto.
13106 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13108 * tree-sra.c (sra_build_assignment): Replace assertion
13109 checking with a comment explaining why it can't be done.
13111 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13113 PR middle-end/30833
13114 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13115 during CALL_EXPR representation conversion.
13116 * tree-ssa-propagate.c (set_rhs): Likewise.
13118 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13120 * tree-sra.c (sra_build_assignment): Disable assertion checking
13123 2007-02-18 Roger Sayle <roger@eyesopen.com>
13125 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13126 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13127 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13129 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13130 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13131 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13132 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13133 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13134 force_gimple_operand): Likewise.
13135 * ipa-cp.c (constant_val_insert): Likewise.
13136 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13137 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13138 perfect_nestify): Likewise.
13139 * langhooks.c (lhd_omp_assignment): Likewise.
13140 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13141 lower_copyprivate_clauses, lower_send_clauses,
13142 lower_send_shared_vars, expand_parallel_call,
13143 expand_omp_for_generic, expand_omp_for_static_nochunk,
13144 expand_omp_for_static_chunk, expand_omp_sections,
13145 lower_omp_single_copy, lower_omp_for_lastprivate,
13146 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13147 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13148 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13151 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13153 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13154 config/sh/sh.md: Follow spelling conventions.
13156 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13157 config/frv/predicates.md: Follow spelling conventions.
13159 * config/m68k/linux-unwind.h: Fix a comment typo.
13160 * target.h: Follow spelling conventions.
13162 2007-02-18 Roger Sayle <roger@eyesopen.com>
13164 PR rtl-optimization/28173
13165 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13166 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13167 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13168 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13169 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13171 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13173 * builtins.c (fold_builtin_load_exponent): New.
13174 (fold_builtin_2): Use it.
13176 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13178 PR rtl-optimization/30773
13179 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13180 if we fail to attach a REG_EQUIV note.
13182 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13183 Roger Sayle <roger@eyesopen.com>
13185 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13187 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13189 * calls.c (initialize_argument_information): Pass original EXP
13190 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13191 code to split complex arguments here, as part of initializing the
13193 (expand_call): Remove code that builds a list of arguments and
13194 inserts implicit arguments into it. Instead, just count how many
13195 implicit arguments there will be so we can determine the size of
13196 the ARGS array, and let initialize_argument_information do the work.
13197 (split_complex_values): Delete unused function.
13199 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13201 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13203 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13205 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13206 for arg pointer based indexed addressing.
13208 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13210 * config/ia64/ia64.h, config/ia64/ia64.md,
13211 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13212 spelling conventions.
13214 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13216 * config/m68k/m68k.c (split_di): New.
13217 * config/m68k/m68k-protos.h: Declare split_di.
13218 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13219 Improve predicate handling and split constant shifts.
13221 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13223 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13224 parameter for register bitfield operations, general predicates
13227 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13229 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13230 * config/m68k/linux-unwind.h: New file.
13232 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13234 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13235 config/i386/athlon.md, config/ia64/ia64.md,
13236 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13237 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13238 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13239 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13240 tree-vect-transform.c: Fix comment typos.
13242 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13244 * sched-deps.c (find_insn_list): Remove.
13245 * sched-int.h: Remove the prototype for find_insn_list.
13247 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13249 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13251 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13252 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13253 darwin_rs6000_override_options.
13254 (C_COMMON_OVERRIDE_OPTIONS): Expect
13255 darwin_macosx_version_min to be non-NULL always.
13256 (TARGET_C99_FUNCTIONS): Likewise.
13257 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13258 (DARWIN_MINVERSION_SPEC): New.
13259 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13260 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13262 (DARWIN_MINVERSION_SPEC): New.
13263 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13265 * config/darwin-c.c (darwin_cpp_builtins): Expect
13266 darwin_macosx_version_min to be non-NULL always.
13268 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13270 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13272 * config/i386/i386.h (x86_use_xchgb): New.
13273 (TARGET_USE_XCHGB): New macro.
13274 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13275 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13276 Split after reload into bswaphi for shifts of 8.
13277 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13278 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13279 or when optimizing for size.
13281 2007-02-16 Richard Guenther <rguenther@suse.de>
13282 Christian Bruel <christian.bruel@st.com>
13284 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13285 DECLs but prefer SSA_NAMEs over DECLs.
13287 2007-02-16 Richard Guenther <rguenther@suse.de>
13289 * tree-flow-inline.h (single_imm_use_p): Remove.
13290 (zero_imm_uses_p): Likewise.
13291 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13292 instead of single_imm_use_p.
13293 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13296 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13299 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13300 nested double- and backquotes.
13302 2007-02-15 Roger Sayle <roger@eyesopen.com>
13304 PR middle-end/30391
13305 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13306 should be unreachable.
13307 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13308 For the time being redirect GIMPLE_MODIFY_STMT to the new
13309 (renamed) build_gimple_modify_stmt_stat.
13310 (build2_gimple_stat): Rename to...
13311 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13312 Always build a GIMPLE_MODIFY_STMT node.
13313 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13314 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13317 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13318 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13319 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13320 expand_complex_div_wide): Likewise.
13321 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13322 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13323 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13324 * tree-ssa-loop-manip.c (create_iv): Likewise.
13325 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13326 abs_replacement): Likewise.
13327 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13328 realify_fake_stores): Likewise.
13330 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13331 node rather than a GIMPLE_MODIFY_STMT node.
13332 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13333 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13335 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13336 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13337 GIMPLE_MODIFY_STMT.
13339 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13341 PR middle-end/30433
13342 * fold-const.c (fold_comparison): Add back the
13343 folding of constant complex comparisions.
13345 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13347 PR middle-end/30729
13348 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13349 effects unknown to this function, return early.
13351 2007-02-15 Ian Lance Taylor <iant@google.com>
13353 * lower-subreg.c (move_eh_region_note): New static function.
13354 (resolve_simple_move): Call it.
13355 (decompose_multiword_subregs): Track blocks for which we resolve a
13356 simple move which is also a control flow insn. Pass them to
13357 find_many_sub_basic_blocks.
13358 (pass_lower_subreg): Add TODO_verify_flow.
13359 (pass_lower_subreg2): Likewise.
13361 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13362 Brooks Moses <brooks.moses@codesourcery.com>
13363 Lee Millward <lee.millward@codesourcery.com>
13365 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13366 (VL_EXP_CLASS_P): New.
13367 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13369 (TREE_OPERAND_CHECK_CODE): Likewise.
13370 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13371 (TREE_RTL_OPERAND_CHECK): Likewise.
13372 (tree_operand_check_failed): Make second parameter the whole tree
13373 instead of its code. Fixed callers.
13374 (VL_EXP_CHECK): New.
13375 (TREE_OPERAND_LENGTH): New.
13376 (VL_EXP_OPERAND_LENGTH): New.
13377 (CALL_EXPR_FN): New.
13378 (CALL_EXPR_STATIC_CHAIN): New.
13379 (CALL_EXPR_ARGS): New.
13380 (CALL_EXPR_ARG): New.
13381 (call_expr_nargs): New.
13382 (CALL_EXPR_ARGP): New.
13383 (build_nt_call_list): Declare.
13384 (build_vl_exp_stat): Declare.
13385 (build_vl_exp): New.
13386 (build_call_list): Declare.
13387 (build_call_nary): Declare.
13388 (build_call_valist): Declare.
13389 (build_call_array): Declare.
13390 (call_expr_arg): Declare.
13391 (call_expr_argp): Declare.
13392 (call_expr_arglist): Declare.
13393 (fold_build_call_list): Declare.
13394 (fold_build_call_list_initializer): Declare.
13395 (fold_call_expr): Declare to replace fold_builtin.
13396 (fold_builtin_fputs): Update to agree with modified definition.
13397 (fold_builtin_strcpy): Likewise.
13398 (fold_builtin_strncpy): Likewise.
13399 (fold_builtin_memory_chk): Likewise.
13400 (fold_builtin_stxcpy_chk): Likewise.
13401 (fold_builtin_strncpy_chk): Likewise.
13402 (fold_builtin_next_arg): Likewise.
13403 (fold_build_call_expr): Declare.
13404 (fold_builtin_call_list): Declare.
13405 (fold_builtin_call_valist): Declare.
13406 (build_call_expr): Declare.
13407 (validate_arglist): Update to agree with modified definition.
13408 (tree_operand_length): New.
13409 (call_expr_arg_iterator): New.
13410 (init_call_expr_arg_iterator): New.
13411 (next_call_expr_arg): New.
13412 (first_call_expr_arg): New.
13413 (more_call_expr_args_p): New.
13414 (FOR_EACH_CALL_EXPR_ARG): New.
13416 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13417 and tcc_gimple_stmt.
13418 (tree_code_size): Update documentation. Use sizeof (tree) rather
13419 than sizeof (char *).
13420 (tree_size): Likewise. Add case for tcc_vl_exp.
13421 (tree_node_structure): Add case for tcc_vl_exp.
13422 (contains_placeholder_p): Likewise.
13423 (substitute_in_expr): Likewise.
13424 (substitute_placeholder_in_expr): Likewise.
13425 (stabilize_reference_1): Likewise.
13426 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13427 to diagnose breakage of this interface for constructing CALL_EXPRs.
13428 (build_nt): Add similar assertion here.
13429 (build_nt_call_list): New.
13430 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13431 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13433 (get_callee_fndecl): Use new CALL_EXPR accessors.
13434 (tree_operand_check_failed): Change parameters to pass entire node
13435 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13436 (process_call_operands): New.
13437 (build_vl_exp_stat): New.
13438 (build_call_list): New.
13439 (build_call_nary): New.
13440 (build_call_valist): New.
13441 (build_call_array): New.
13442 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13443 (call_expr_arglist): New.
13445 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13446 tcc_vl_exp instead of a fixed-size tcc_expression.
13448 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13449 accessors for CALL_EXPRs.
13450 (AGGR_INIT_EXPR): Likewise.
13452 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13453 Brooks Moses <brooks.moses@codesourcery.com>
13454 Lee Millward <lee.millward@codesourcery.com>
13456 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13457 (expand_builtin_nonlocal_goto): Change parameter to be entire
13458 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13459 (expand_builtin_prefetch): Likewise.
13460 (expand_builtin_classify_type): Likewise.
13461 (mathfn_built_in): Return NULL_TREE instead of 0.
13462 (expand_errno_check): Use new CALL_EXPR accessors.
13463 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13464 Return NULL_RTX instead of 0.
13465 (expand_builtin_mathfn_2): Likewise.
13466 (expand_builtin_mathfn_3): Likewise.
13467 (expand_builtin_interclass_mathfn): Likewise.
13468 (expand_builtin_sincos): Likewise.
13469 (expand_builtin_cexpi): Likewise.
13470 (expand_builtin_int_roundingfn): Likewise.
13471 (expand_builtin_int_roundingfn_2): Likewise.
13472 (expand_builtin_pow): Likewise.
13473 (expand_builtin_powi): Likewise.
13474 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13475 of arglist, fixing callers appropriately. Use new CALL_EXPR
13476 accessors and constructors. Return NULL_RTX instead of 0.
13477 (expand_builtin_strstr): Likewise.
13478 (expand_builtin_strchr): Likewise.
13479 (expand_builtin_strrchr): Likewise.
13480 (expand_builtin_strpbrk): Likewise.
13481 (expand_builtin_memcpy): Likewise.
13482 (expand_builtin_mempcpy): Likewise.
13483 (expand_builtin_mempcpy_args): New.
13484 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13485 (expand_builtin_memmove_args): New.
13486 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13487 (expand_movstr): Likewise.
13488 (expand_builtin_strcpy): Likewise.
13489 (expand_builtin_strcpy_args): New.
13490 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13491 (expand_builtin_strncpy): Likewise.
13492 (expand_builtin_memset): Likewise.
13493 (expand_builtin_memset_args): New.
13494 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13495 (expand_builtin_memcmp): Likewise.
13496 (expand_builtin_strcmp): Likewise.
13497 (expand_builtin_strncmp): Likewise.
13498 (expand_builtin_strcat): Likewise.
13499 (expand_builtin_strncat): Likewise.
13500 (expand_builtin_strspn): Likewise.
13501 (expand_builtin_strcspn): Likewise.
13502 (expand_builtin_args_info): Likewise.
13503 (expand_builtin_va_start): Likewise.
13504 (gimplify_va_arg_expr): Likewise.
13505 (expand_builtin_va_end): Likewise.
13506 (expand_builtin_va_copy): Likewise.
13507 (expand_builtin_frame_address): Likewise.
13508 (expand_builtin_alloca): Likewise.
13509 (expand_builtin_bswap): Likewise.
13510 (expand_builtin_unop): Likewise.
13511 (expand_builtin_fputs): Likewise.
13512 (expand_builtin_expect): Likewise.
13513 (expand_builtin_fabs): Likewise.
13514 (expand_builtin_copysign): Likewise.
13515 (expand_builtin_printf): Likewise.
13516 (expand_builtin_fprintf): Likewise.
13517 (expand_builtin_sprintf): Likewise.
13518 (expand_builtin_init_trampoline): Likewise.
13519 (expand_builtin_signbit): Likewise.
13520 (expand_builtin_fork_or_exec): Likewise.
13521 (expand_builtin_sync_operation): Likewise.
13522 (expand_builtin_compare_and_swap): Likewise.
13523 (expand_builtin_lock_test_and_set): Likewise.
13524 (expand_builtin_lock_release): Likewise.
13525 (expand_builtin): Likewise.
13526 (builtin_mathfn_code): Likewise.
13528 (fold_builtin_constant_p): Pass call arguments individually instead
13529 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13530 accessors and constructors. Return NULL_TREE instead of 0.
13531 (fold_builtin_expect): Likewise.
13532 (fold_builtin_classify_type): Likewise.
13533 (fold_builtin_strlen): Likewise.
13534 (fold_builtin_nan): Likewise.
13535 (integer_valued_real_p): Likewise.
13536 (fold_trunc_transparent_mathfn): Likewise.
13537 (fold_fixed_mathfn): Likewise.
13538 (fold_builtin_cabs): Likewise.
13539 (fold_builtin_sqrt): Likewise.
13540 (fold_builtin_cbrt): Likewise.
13541 (fold_builtin_cos): Likewise.
13542 (fold_builtin_cosh): Likewise.
13543 (fold_builtin_tan): Likewise.
13544 (fold_builtin_sincos): Likewise.
13545 (fold_builtin_cexp): Likewise.
13546 (fold_builtin_trunc): Likewise.
13547 (fold_builtin_floor): Likewise.
13548 (fold_builtin_ceil): Likewise.
13549 (fold_builtin_round): Likewise.
13550 (fold_builtin_int_roundingfn): Likewise.
13551 (fold_builtin_bitop): Likewise.
13552 (fold_builtin_bswap): Likewise.
13553 (fold_builtin_logarithm): Likewise.
13554 (fold_builtin_hypot): Likewise.
13555 (fold_builtin_pow): Likewise.
13556 (fold_builtin_powi): Likewise.
13557 (fold_builtin_exponent): Likewise.
13558 (fold_builtin_memset): Likewise.
13559 (fold_builtin_bzero): Likewise.
13560 (fold_builtin_memory_op): Likewise.
13561 (fold_builtin_bcopy): Deleted; call site changed to invoke
13562 fold_builtin_memory_op directly.
13563 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13564 (fold_builtin_strncpy): Likewise.
13565 (fold_builtin_memcmp): Likewise.
13566 (fold_builtin_strcmp): Likewise.
13567 (fold_builtin_strncmp): Likewise.
13568 (fold_builtin_signbit): Likewise.
13569 (fold_builtin_copysign): Likewise.
13570 (fold_builtin_isascii): Likewise.
13571 (fold_builtin_toascii): Likewise.
13572 (fold_builtin_isdigit): Likewise.
13573 (fold_builtin_fabs): Likewise.
13574 (fold_builtin_abs): Likewise.
13575 (fold_builtin_fmin_fmax): Likewise.
13576 (fold_builtin_carg): Likewise.
13577 (fold_builtin_classify): Likewise.
13578 (fold_builtin_unordered_cmp): Likewise.
13580 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13581 New functions split out from fold_builtin_1.
13582 (fold_builtin_n): New.
13583 (fold_builtin_varargs): New.
13584 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13586 (fold_call_expr): New.
13587 (build_function_call_expr): Rewrite to use new helper function.
13588 (fold_builtin_call_list): New.
13589 (build_call_expr): New.
13590 (fold_builtin_call_valist): New.
13591 (rewrite_call_expr): New.
13592 (validate_arg): New.
13593 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13594 of an arglist. Change return type to bool. Use new CALL_EXPR
13597 (fold_builtin_strstr): Pass call arguments individually instead
13598 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13599 accessors and constructors. Return NULL_TREE instead of 0.
13600 (fold_builtin_strchr): Likewise.
13601 (fold_builtin_strrchr): Likewise.
13602 (fold_builtin_strpbrk): Likewise.
13603 (fold_builtin_strcat): Likewise.
13604 (fold_builtin_strncat): Likewise.
13605 (fold_builtin_strspn): Likewise.
13606 (fold_builtin_strcspn): Likewise.
13607 (fold_builtin_fputs): Likewise.
13608 (fold_builtin_next_arg): Likewise.
13609 (fold_builtin_sprintf): Likewise.
13611 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13612 NULL_RTX instead of 0.
13613 (expand_builtin_memory_chk): Likewise.
13614 (maybe_emit_chk_warning): Likewise.
13615 (maybe_emit_sprintf_chk_warning): Likewise.
13617 (fold_builtin_object_size): Pass call arguments individually instead
13618 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13619 accessors and constructors. Return NULL_TREE instead of 0.
13620 (fold_builtin_memory_chk): Likewise.
13621 (fold_builtin_stxcpy_chk): Likewise.
13622 (fold_builtin_strncpy_chk): Likewise.
13623 (fold_builtin_strcat_chk): Likewise.
13624 (fold_builtin_strcat_chk): Likewise.
13625 (fold_builtin_strncat_chk): Likewise.
13626 (fold_builtin_sprintf_chk): Likewise.
13627 (fold_builtin_snprintf_chk): Likewise.
13628 (fold_builtin_printf): Likewise.
13629 (fold_builtin_vprintf): Likewise.
13631 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13633 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13634 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13635 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13636 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13637 (fold_unary): Likewise.
13638 (fold_binary): Likewise.
13639 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13640 ternary expressions.
13641 (fold): Add logic for tcc_vl_exp.
13642 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13643 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13644 (fold_build3_stat): Add assertion to flag broken interface for
13645 constructing CALL_EXPRs.
13646 (fold_build_call_list): New.
13647 (fold_build_call_list_initializer): New.
13648 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13650 (fold_strip_sign_ops): Likewise.
13652 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13653 Brooks Moses <brooks.moses@codesourcery.com>
13654 Lee Millward <lee.millward@codesourcery.com>
13656 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13657 accessors and dump arguments explicitly.
13659 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13661 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13663 (print_call_name): Use new CALL_EXPR accessors.
13665 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13666 CALL_EXPR arguments explicitly instead of as a list. Use
13667 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13669 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13670 (vrp_visit_stmt): Likewise.
13672 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13673 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13675 (force_move_till_expr): Likewise.
13677 * targhooks.c (default_external_stack_protect_fail): Use
13678 build_call_expr instead of build_function_call_expr.
13679 (default_hidden_stack_protect_fail): Likewise.
13681 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13684 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13685 and walk arguments explicitly.
13687 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13688 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13689 (expand_simple_operations): Likewise.
13690 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13692 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13693 of TREE_CODE_LENGTH.
13694 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13696 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13697 instead of TREE_CODE_LENGTH.
13699 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13700 (tree_ic_transform): Likewise.
13701 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13702 parameter instead of arglist. Fix callers.
13703 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13704 (tree_stringops_transform): Likewise.
13705 (tree_indirect_call_to_profile): Likewise.
13706 (tree_stringops_values_to_profile): Likewise.
13708 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13709 (eliminate_tail_call): Likewise.
13711 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13713 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13714 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13716 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13718 * omp-low.c (build_omp_barrier): Use build_call_expr.
13719 (lower_rec_input_clauses): Likewise.
13720 (lower_reduction_clauses): Likewise.
13721 (expand_parallel_call): Likewise.
13722 (maybe_catch_exception): Likewise.
13723 (expand_omp_for_generic): Likewise.
13724 (expand_omp_for_static_nochunk): Likewise.
13725 (expand_omp_sections): Likewise.
13726 (lower_omp_single_simple): Likewise.
13727 (lower_omp_single_copy): Likewise.
13728 (lower_omp_master): Likewise.
13729 (lower_omp_ordered): Likewise.
13730 (lower_omp_critical): Likewise.
13732 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13733 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13735 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13736 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13737 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13739 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13740 and generalize to handle any number of operands.
13741 (chrec_contains_undetermined): Likewise.
13742 (tree_contains_chrecs): Likewise.
13743 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13745 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13747 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13748 fold_call_expr instead of fold_builtin.
13749 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13750 match declarations there.
13751 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13754 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13755 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13757 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13758 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13760 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13763 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13764 (execute_cse_sincos): Use new CALL_EXPR accessors.
13766 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13768 * gimple-low.c (lower_function_body): Use build_call_expr.
13769 (lower_builtin_setjmp): Likewise.
13771 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13772 (set_storage_via_libcall): Likewise.
13773 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13774 instead of TREE_CODE_LENGTH.
13775 (expand_expr_real_1): Use new CALL_EXPR accessors.
13777 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13778 generalize to handle any number of operands.
13779 (TB_parent_eq): Likewise.
13781 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13782 (strip_builtin_expect): Likewise.
13784 * function.c (gimplify_parameters): Use build_call_expr.
13786 * tree-vectorizer.c (vect_is_simple_reduction): Use
13787 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13789 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13790 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13792 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13795 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13796 (gimplify_decl_expr): Likewise.
13797 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13798 Use new CALL_EXPR iterators.
13799 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13800 (gimplify_modify_expr_to_memset): Likewise.
13801 (gimplify_variable_sized_compare): Likewise.
13802 (gimplify_omp_atomic_fetch_op): Likewise.
13803 (gimplify_omp_atomic_pipeline): Likewise.
13804 (gimplify_omp_atomic_mutex): Likewise.
13805 (gimplify_function_tree): Likewise.
13807 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13808 (call_expr_flags): Likewise.
13809 (expand_call): Likewise.
13811 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13812 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13815 * coverage.c (create_coverage): Use build_call_expr.
13817 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13818 (temp_call_expr_obstack): New.
13819 (pool_copy_list): Delete.
13820 (temp_copy_call_expr): New.
13821 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13822 CALL_EXPR accessors. Get rid of special goo for copying argument
13823 lists and use temp_copy_call_expr instead.
13824 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13825 CALL_EXPR accessors.
13826 (create_expression_by_pieces): Likewise. Use build_call_array
13827 to construct the result instead of fold_build3.
13828 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13829 dealing with argument lists.
13830 (init_pre): Remove references to expression_node_pool and
13831 list_node_pool. Init temp_call_expr_obstack instead.
13832 (fini_pre): Remove references to expression_node_pool and
13835 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13836 and walk arguments explicitly instead of as a list.
13838 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13839 (mx_register_decls): Likewise.
13840 (mudflap_register_call): Likewise.
13841 (mudflap_finish_file): Likewise.
13843 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13844 (ipa_callsite_compute_param): Likewise.
13846 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13847 accessors and constructor.
13849 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13850 accessors and constructor.
13851 (convert_tramp_reference): Likewise.
13852 (convert_call_expr): Likewise.
13853 (finalize_nesting_tree_1): Likewise.
13855 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13858 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13860 * tree-inline.c (initialize_inlined_parameters): Pass entire
13861 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13863 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13864 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13866 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13867 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13868 (vectorizable_reduction): Likewise.
13869 (vectorizable_call): Use new CALL_EXPR iterators.
13870 (vectorizable_conversion): Use build_call_expr.
13871 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13872 (vect_gen_widened_results_half): Use build_call_expr.
13873 (vect_setup_realignment): Likewise.
13874 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13876 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13877 (pass_through_call): Likewise.
13878 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13881 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13882 (tree_gen_pow2_profiler): Likewise.
13883 (tree_gen_one_value_profiler): Likewise.
13884 (tree_gen_ic_func_profiler): Likewise.
13885 (tree_gen_average_profiler): Likewise.
13886 (tree_gen_ior_profiler): Likewise.
13888 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13889 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13890 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13892 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13893 of TREE_CODE_LENGTH.
13895 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13896 of TREE_CODE_LENGTH.
13898 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13900 (convert_to_integer): Likewise.
13902 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13905 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13906 Brooks Moses <brooks.moses@codesourcery.com>
13907 Lee Millward <lee.millward@codesourcery.com>
13909 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13911 * config/frv/frv.c (frv_expand_builtin): Likewise.
13912 * config/s390/s390.c (s390_expand_builtin): Likewise.
13914 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13915 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13917 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13918 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13919 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13920 (ix86_expand_store_builtin): Likewise.
13921 (ix86_expand_unop_builtin): Likewise.
13922 (ix86_expand_unop1_builtin): Likewise.
13923 (ix86_expand_sse_compare): Likewise.
13924 (ix86_expand_sse_comi): Likewise.
13925 (ix86_expand_vec_init_builtin): Likewise.
13926 (ix86_expand_vec_ext_builtin): Likewise.
13927 (ix86_expand_vec_set_builtin): Likewise.
13928 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13930 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13931 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13933 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13934 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13935 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13937 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13939 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13940 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13941 arglist. Use new CALL_EXPR accessors. Fix callers.
13942 (altivec_expand_abs_builtin): Likewise.
13943 (rs6000_expand_binop_builtin): Likewise.
13944 (altivec_expand_predicate_builtin): Likewise.
13945 (altivec_expand_lv_builtin): Likewise.
13946 (spe_expand_stv_builtin): Likewise.
13947 (altivec_expand_stv_builtin): Likewise.
13948 (rs6000_expand_ternop_builtin): Likewise.
13949 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13950 (altivec_expand_st_builtin): Likewise.
13951 (altivec_expand_dst_builtin): Likewise.
13952 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13953 arglist. Use new CALL_EXPR accessors. Fix callers.
13954 (altivec_expand_vec_set_builtin): Likewise.
13955 (altivec_expand_vec_ext_builtin): Likewise.
13956 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13957 (spe_expand_builtin): Likewise.
13958 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13959 arglist. Use new CALL_EXPR accessors. Fix callers.
13960 (spe_expand_evsel_builtin): Likewise.
13961 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13962 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13964 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13965 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13966 (arm_expand_unop_builtin): Likewise.
13967 (arm_expand_builtin): Use new CALL_EXPR accessors.
13969 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13972 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13973 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13975 (bfin_expand_unop_builtin): Likewise.
13976 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13978 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13979 Brooks Moses <brooks.moses@codesourcery.com>
13980 Lee Millward <lee.millward@codesourcery.com>
13982 * c-semantics.c (build_stmt): Add internal diagnostic check.
13984 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13985 accessors. Print arguments explicitly instead of as a list.
13987 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13989 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13990 (c_finish_omp_flish): Likewise.
13992 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13993 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13994 instead of TREE_CODE_LENGTH.
13995 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13996 (c_warn_unused_result): Likewise.
13998 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14001 * doc/invoke.texi (Warning Options): Remove
14002 -Werror-implicit-function-declaration.
14003 (Wimplicit-function-declaration): Update description.
14004 * opts.c (common_handle_option): Move handling of -Werror=* to...
14005 (enable_warning_as_error): ...here.
14006 * opts.h (enable_warning_as_error): Declare.
14007 * c-decl.c (implicit_decl_warning): Unless
14008 -Wno-implicit-function-declaration is given, emit a pedwarn if
14009 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14010 * c.opt (Wimplicit-function-declaration): Replace
14011 mesg_implicit_function_declaration with
14012 warn_implicit_function_declaration.
14013 * c-opts.c (c_common_handle_option):
14014 -Werror-implicit-function-declaration is exactly equal as
14015 -Werror=implicit-function-declaration.
14016 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14017 warn_implicit_function_declaration.
14018 (c_common_post_options): -Wimplict-function-declaration is enabled
14019 by default by -std=c99, otherwise is disabled by default.
14020 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14022 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14024 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14025 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14026 former is ignored but not the latter.
14028 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14030 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14031 is made and the reference doesn't use the alias set of its type,
14032 do not create the temporary using that type.
14034 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14036 * jump.c: Remove prototypes for delete_computation and
14037 delete_prior_computation.
14039 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14041 * jump.c (get_label_after): Delete.
14042 (get_label_before, delete_computation, delete_jump,
14043 delete_prior_computation, follow_jumps): Move...
14044 * reorg.c (delete_computation, delete_prior_computation): ... here...
14045 (get_label_before, delete_jump): ... making these static ...
14046 (follow_jumps): ... and simplifying this since it only runs after
14048 * rtl.h (get_label_after, get_label_before, delete_jump,
14049 follow_jumps): Delete prototypes.
14051 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14053 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14055 2007-02-15 Nick Clifton <nickc@redhat.com>
14057 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14058 order to prevent it from being munged by the target.
14060 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14062 * config/i386/i386.md: Remove misleading comment.
14064 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14066 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14067 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14070 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14072 * tree-sra.c (instantiate_missing_elements): Canonicalize
14074 (sra_build_assignment): New.
14075 (generate_copy_inout, generate_element_copy,
14076 generate_element_zero, generate_one_element_init): Use it.
14078 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14080 * tree-sra.c (instantiate_missing_elements): Canonicalize
14082 (sra_build_assignment): New.
14083 (generate_copy_inout, generate_element_copy,
14084 generate_element_zero, generate_one_element_init): Use it.
14086 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14088 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14091 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14093 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14094 types as aggregates not scalars.
14095 * function.c (assign_stack_temp_for_type): Likewise.
14097 2007-02-14 Roger Sayle <roger@eyesopen.com>
14098 Zdenek Dvorak <dvorakz@suse.cz>
14100 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14103 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14105 * passes.c (next_pass_1): Clear the next field of the copied
14108 2007-02-14 Richard Henderson <rth@redhat.com>
14110 * tree-sra.c (early_sra): New.
14111 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14112 (tree_sra_early, pass_sra_early): New.
14113 * tree-pass.h (pass_sra_early): Declare.
14114 * passes.c (init_optimization_passes): Use it.
14116 2007-02-14 Richard Guenther <rguenther@suse.de>
14118 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14120 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14122 PR tree-optimization/30771
14123 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14125 (vect_analyze_operations): Induction phis can now be marked as
14127 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14128 Update documentation accordingly.
14130 2007-02-14 Nick Clifton <nickc@redhat.com>
14132 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14133 most 3 arguments are supported.
14134 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14136 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14138 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14139 Ensure dst->current is valid.
14141 2007-02-13 Paul Brook <paul@codesourcery.com>
14143 * config.gcc: Add arm*-*-uclinux-*eabi.
14144 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14145 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14146 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14147 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14148 (LINK_SPEC): Define.
14149 (LIB_SPEC): Define.
14150 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14152 * config/arm/uclinux-eabi.h: New file.
14153 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14154 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14157 2007-02-13 Ian Lance Taylor <iant@google.com>
14159 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14160 * flags.h (warn_strict_overflow): Declare.
14161 (enum warn_strict_overflow_code): Define.
14162 (issue_strict_overflow_warning): New static inline function.
14163 * opts.c (warn_strict_overflow): New variable.
14164 (common_handle_option): Handle OPT_Wstrict_overflow and
14165 OPT_Wstrict_overflow_.
14166 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14168 * fold-const.c: Include intl.h.
14169 (fold_deferring_overflow_warnings): New static variable.
14170 (fold_deferred_overflow_warning): New static variable.
14171 (fold_deferred_overflow_code): New static variable.
14172 (fold_defer_overflow_warnings): New function.
14173 (fold_undefer_overflow_warnings): New function.
14174 (fold_undefer_and_ignore_overflow_warnings): New function.
14175 (fold_deferring_overflow_warnings_p): New function.
14176 (fold_overflow_warning): New static function.
14177 (make_range): Add strict_overflow_p parameter. Change all
14179 (extract_muldiv, extract_muldiv_1): Likewise.
14180 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14181 tree_expr_nonnegative_p.
14182 (fold_negate_expr): Call fold_overflow_warning.
14183 (fold_range_test): Likewise.
14184 (fold_comparison): Likewise.
14185 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14186 instead of tree_expr_nonnegative_p.
14187 (tree_expr_nonnegative_warnv_p): Rename from
14188 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14189 (tree_expr_nonnegative_p): New function.
14190 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14191 strict_overflow_p parameter.
14192 (tree_expr_nonzero_p): New function.
14193 * passes.c (verify_interpass_invariants): New static function.
14194 (execute_one_pass): Call it.
14195 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14197 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14198 (estimate_numbers_of_iterations): Likewise.
14199 (scev_probably_wraps_p): Likewise.
14200 * tree-ssa-ccp.c: Include "toplev.h".
14201 (evaluate_stmt): Defer fold overflow warnings until we know we are
14203 (struct fold_stmt_r_data): Add stmt field.
14204 (fold_stmt_r): Defer fold overflow warnings until we know we
14206 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14207 (fold_stmt_inplace): Likewise.
14208 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14209 (cleanup_control_expr_graph): Defer fold overflow warnings until
14210 we know we are going to optimize.
14211 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14212 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14214 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14215 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14216 * tree-ssa-loop-manip.c (create_iv): Likewise.
14217 * c-typeck.c (build_conditional_expr): Likewise.
14218 (build_binary_op): Likewise.
14219 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14220 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14221 (extract_range_from_unary_expr): Likewise.
14222 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14223 assuming that signed overflow does not occur.
14224 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14225 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14226 (fold_defer_overflow_warnings): Declare.
14227 (fold_undefer_overflow_warnings): Declare.
14228 (fold_undefer_and_ignore_overflow_warnings): Declare.
14229 (fold_deferring_overflow_warnings_p): Declare.
14230 (tree_expr_nonzero_warnv_p): Declare.
14231 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14232 of warning options.
14233 (Warning Options): Document -Wstrict-overflow.
14234 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14235 (tree-ssa-ccp.o): Likewise.
14236 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14237 (fold-const.o): Depend on intl.h.
14239 2007-02-13 Ian Lance Taylor <iant@google.com>
14241 PR middle-end/30751
14242 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14245 2007-02-13 Stuart Hastings <stuart@apple.com>
14247 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14249 2007-02-13 Richard Henderson <rth@redhat.com>
14251 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14252 handled_component_p before looking for the indirect_ref.
14254 2007-02-13 Richard Henderson <rth@redhat.com>
14256 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14257 remove flags clobber.
14258 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14259 (bswaphi_lowpart): New.
14260 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14261 remove TARGET_BSWAP test. Delete expander of the same name.
14263 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14264 (expand_unop): Use them.
14266 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14268 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14269 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14270 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14271 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14272 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14273 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14274 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14275 assembler dialect choice from asm templates.
14277 2007-02-12 Richard Henderson <rth@redhat.com>
14279 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14280 (fixuns_trunc<SSEMODEF>si2): Use it.
14281 * config/i386/sse.md (vec_setv4sf_0): Export.
14282 * config/i386/i386.c (ix86_build_const_vector): Export.
14283 (ix86_split_convert_uns_si_sse): Rename from
14284 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14285 * config/i386/i386-protos.h: Update.
14287 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14290 * c-typeck.c (c_finish_return): Improve warning message.
14292 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14294 * alias.c (find_symbolic_term): Delete unused function.
14296 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14298 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14299 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14300 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14302 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14304 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14305 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14306 the function, temporarily point the debug interface to the null one.
14308 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14310 * dwarf2out.c (round_up_to_align): New static function.
14311 (field_byte_offset): Use it to round the offset.
14313 2007-02-12 Richard Henderson <rth@redhat.com>
14315 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14316 (inswl_const): Export.
14318 2007-02-12 Richard Henderson <rth@redhat.com>
14320 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14321 result mode of the libcall, convert back to outmode.
14323 2007-02-12 Roger Sayle <roger@eyesopen.com>
14325 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14326 (bswapdi2): New define_expand to implement 32-bit implementation.
14328 2007-02-12 Nick Clifton <nickc@redhat.com>
14330 * doc/invoke.texi (Overall Options): Document --help=.
14331 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14332 (cc1_options): Pass --help= on to cc1.
14333 (display_help): Add description of --help=.
14334 (process_command): Add code to handle --help=. Allow translated
14335 --help and --target-help switches to be passed on to compiler
14337 (main): Remove unused if statement.
14338 * opts.c (columns): Remove.
14339 (LEFT_COLUMN): Define.
14340 (wrap_help): Add columns argument.
14341 (print_filtered_help): Change parameters to be an include bitmask,
14342 an exclude bitmask, an any bitmask and the column width. Move the
14343 code to display the params list here. Add code to display the
14344 status of options rather than their descriptions if the quiet flag
14346 (print_specific_help): Change parameters to be an include bitmask,
14347 an exclude bitmask and an any bitmask. Move code to look up the
14348 column width here. Decide upon the title for an options listing.
14349 (common_handle_options): Add code to handle --help=. Adapt code
14350 for --help and --target-help to use the revised form of the
14351 print_specific_help function.
14352 (print_help): Delete.
14353 (print_param_help): Delete.
14354 (print_switch): Delete.
14355 * opts.h (cl_lang_count): Add prototype.
14356 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14357 CL_MAX_OPTION_CLASS): New defines.
14358 * optc-gen.awk: Add construction of cl_lang_count.
14359 * c.opt: Add Warning attribute to warning options and Optimization
14360 attribute to optimization options.
14361 * common.opt: Likewise.
14363 Add -fhelp and -ftarget-help as aliases for the transformed --help
14364 and --target-help options.
14365 * opt-functions.awk: Add code to handle Warning and Optimization
14368 2007-02-12 Richard Henderson <rth@redhat.com>
14370 * config/alpha/constraints.md: New file.
14371 * config/alpha/alpha.c: Include tm-constrs.h.
14372 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14373 alpha_extra_constraint): Remove.
14374 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14375 * config/alpha/alpha-protos.h: Update.
14376 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14377 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14378 (EXTRA_CONSTRAINT): Remove.
14379 * config/alpha/alpha.md: Include constraints.md.
14380 (adddi splitter): Use satisfies_constraint_*.
14381 * config/alpha/predicates.md (add_operand): Likewise.
14382 (sext_add_operand, addition_operation): Likewise.
14384 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14386 PR tree-optimization/29145
14387 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14388 in our handling of restrict qualified pointers.
14390 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14393 * doc/invoke.texi (Wunused-value): Update description.
14394 (Wextra): Delete item.
14395 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14396 value of Wunused-value.
14397 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14398 (c_finish_stmt_expr): Don't check extra_warnings.
14399 (emit_side_effect_warnings): The caller is responsible to check
14402 2007-02-11 Roger Sayle <roger@eyesopen.com>
14403 Matt Thomas <matt@3am-software.com>
14405 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14407 2007-02-11 Roger Sayle <roger@eyesopen.com>
14409 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14410 comparisons of POPCOUNT against zero.
14411 (simplify_const_relational_operation): Likewise.
14413 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14415 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14417 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14419 * dwarf2out.c (root_type): Delete unused function.
14421 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14423 * genattrtab.c (contained_in_p): Delete unused function.
14424 (write_expr_attr_cache): Likewise.
14426 2007-02-11 Jan Hubicka <jh@suse.cz>
14428 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14431 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14433 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14434 to add the REG_EQ* note.
14435 * see.c (see_merge_one_use_extension): Likewise.
14436 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14437 turn REG_EQUAL notes into REG_EQUIV notes if the target
14438 register may have more than one set.
14439 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14440 * gcse.c (try_replace_reg): Likewise.
14441 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14442 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14443 more than one REG_EQUIV note.
14444 * reload1.c (gen_reload): Use set_unique_reg_note.
14446 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14448 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14449 (ix86_builtin_conversion): New function.
14451 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14454 * tree.h (DECL_REPLACEABLE_P): New macro.
14455 * except.c (set_nothrow_function_flags): Likewise.
14457 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14458 Ira Rosen <irar@il.ibm.com>
14459 Dorit Nuzman <dorit@il.ibm.com>
14461 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14462 * targhooks.c (default_builtin_vectorized_conversion): New.
14463 * targhooks.h (default_builtin_vectorized_function): New declaration.
14464 * target.h (struct vectorize): Add builtin_conversion field.
14465 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14466 stmt_vec_info_type value.
14467 (vectorizable_conversion): New declaration.
14468 * tree-vect-analyze.c (vect_analyze_operations): Add
14469 vectorizable_conversion call.
14470 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14471 * tree-vect-transform.c (vectorizable_conversion): New function.
14472 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14473 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14475 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14476 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14477 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14478 or ALTIVEC_BUILTIN_VCFSX.
14480 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14483 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14484 CONST_DOUBLE and operand 0 is a hard register.
14485 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14486 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14487 is a hard floating-point register.
14489 2007-02-10 Richard Henderson <rth@redhat.com>
14490 Jakub Jelinek <jakub@redhat.com>
14491 Alexandre Oliva <aoliva@redhat.com>
14493 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14494 * builtin-types.def (BT_WORD): Make unsigned.
14495 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14496 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14497 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14498 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14499 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14500 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14502 * expr.c (emutls_var_address): New.
14503 (expand_expr_real_1): Expand emulated tls.
14504 (expand_expr_addr_expr_1): Likewise.
14505 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14506 * output.h (emutls_finish): Declare.
14507 * toplev.c (compile_file): Call it.
14508 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14509 address before wrapping in CONST.
14510 * varasm.c (emutls_htab, emutls_object_type): New.
14511 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14512 (get_emutls_object_name, get_emutls_object_type): New.
14513 (get_emutls_init_templ_addr, emutls_decl): New.
14514 (emutls_common_1, emutls_finish): New.
14515 (assemble_variable): When emulating tls, swap decls; generate
14516 constructor for the emutls objects.
14517 (do_assemble_alias): When emulating tls, swap decl and target name.
14518 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14520 * varpool.c (decide_is_variable_needed): Look at force_output.
14521 Recurse for emulated tls.
14522 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14523 with decide_is_variable_needed.
14524 * emutls.c: New file.
14525 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14526 tls_object for real tls.
14528 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14530 PR rtl-optimization/29599
14531 * reload1.c (eliminate_regs_in_insn): Take the destination
14532 mode into account when computing the offset.
14534 2007-02-09 Stuart Hastings <stuart@apple.com>
14535 Richard Henderson <rth@redhat.com>
14537 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14538 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14539 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14540 fixuns_truncdfhi2): New.
14541 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14542 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14543 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14544 (floatunssidf2): Allow nonimmediate source.
14545 * config/i386/sse.md (movdi_to_sse): New.
14546 (vec_concatv2di): Drop '*'.
14547 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14548 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14549 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14551 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14552 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14553 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14554 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14555 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14556 ix86_build_const_vector.
14557 (x86_emit_floatuns): Rewrite.
14559 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14561 * genautomata.c (longest_path_length): Delete unused function.
14562 (struct state): Delete unused longest_path_length.
14563 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14564 (get_free_state): Delete unused.
14566 2007-02-09 Jan Hubicka <jh@suse.cz>
14568 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14569 * doc/invoke.texi (inline-unit-growth): Update default value.
14571 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14572 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14573 (rebuild_cgraph_edges): Likewise.
14574 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14575 (dump_cgraph_node): Dump frequencies.
14576 (cgraph_clone_edge): Add frequency scales.
14577 (cgraph_clone_node): Add freuqnecy.
14578 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14579 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14580 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14581 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14582 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14583 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14584 (save_inline_function_body): Likewise.
14585 * ipa-inline.c: inluce rtl.h
14586 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14587 (cgraph_edge_badness): Use frequencies.
14588 (cgraph_decide_recursive_inlining): Update clonning.
14589 (cgraph_decide_inlining_of_small_function): Dump frequency.
14590 * predict.c (estimate_bb_frequencies): Export.
14591 * predict.h (estimate_bb_frequencies): Declare.
14592 * tree-inline.c (copy_bb): Watch overflows.
14593 (expand_call_inline): Update call of cgraph_create_edge.
14594 (optimize_inline_calls): Use TODO flags to update frequnecies.
14595 * passes.h: Include predict.h
14596 (init_optimization_passes): Move profile ahead.
14597 (execute_function_todo): Handle TODO_rebuild_frequencies.
14599 2007-02-09 Roger Sayle <roger@eyesopen.com>
14601 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14602 the insbl or inswl pattern into a register.
14604 2007-02-09 Roger Sayle <roger@eyesopen.com>
14606 * config/ia64/ia64.md (bswapdi2): New define_insn.
14608 2007-02-09 Richard Henderson <rth@redhat.com>
14610 * config/i386/constraints.md (Ym): New constraint.
14611 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14612 (movdi_1_rex64): Split sse and xmm general register moves from
14613 memory move alternatives. Use conditional register constraints.
14614 (movsf_1, movdf_integer): Likewise.
14615 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14616 (movdf_integer_rex64): New.
14617 (pushsf_rex64): Fix output constraints.
14618 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14619 (sse2_stored): Likewise.
14620 (sse2_storeq_rex64): New.
14621 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14622 amd and not generic.
14623 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14624 for optimize_size. Remove SF/DFmode hack.
14626 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14628 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14631 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14632 Richard Sandiford <richard@codesourcery.com>
14634 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14635 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14636 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14637 m68k/t-mlib to tmake_file.
14638 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14639 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14640 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14641 Allow it to be cf or m68k. Set m68k_arch_family. If that
14642 variable is not empty, add t-$m68k_arch_family to tmake_file.
14643 Add t-mlibs to tmake_file.
14644 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14645 * config/m68k/t-cf: New file.
14646 * config/m68k/t-m68k: Likewise.
14647 * config/m68k/t-mlibs: Likewise.
14648 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14649 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14650 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14651 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14652 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14654 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14655 (INSTALL_LIBGCC): Delete.
14656 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14657 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14658 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14659 (M68K_MLIB_CPU): Define.
14660 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14661 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14662 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14664 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14665 Richard Guenther <rguenther@suse.de>
14667 PR middle-end/23361
14668 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14669 against INT_MIN/INT_MAX.
14670 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14671 file if a loop is removed.
14673 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14675 * calls.c (store_one_arg): Pass correct alignment to
14676 emit_push_insn for non-BLKmode values.
14677 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14678 unaligned stack slot via a suitably aligned slot.
14680 2007-02-08 DJ Delorie <dj@redhat.com>
14682 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14684 (legal_subregs): Use unsigned char, make const.
14685 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14687 2007-02-08 Paul Brook <paul@codesourcery.com>
14689 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14690 special interworking needed.
14692 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14694 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14695 conditional to __SSE2__.
14696 (Entries below should have been added to first ChangeLog
14697 entry for amdfam10 dated 2007-02-05)
14698 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14700 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14702 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14705 2007-02-08 DJ Delorie <dj@redhat.com>
14707 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14708 * config/m32c/m32c.c (legal_subregs): New.
14709 (m32c_illegal_subreg_p): New.
14710 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14711 unsupported subregs of hard regs.
14713 2007-02-08 Jan Hubicka <jh@suse.cz>
14715 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14716 the same one; always update histograms.
14718 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14720 * passes.c (init_optimization_passes): Tidy comment.
14722 2007-02-08 Roger Sayle <roger@eyesopen.com>
14724 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14725 strip zero_extend, bswap and rotates from POCOUNT's argument.
14726 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14727 zero_extend and rotates from PARITY's argument.
14728 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14729 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14730 of an integer constant at compile-time.
14732 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14735 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14737 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14740 * tree-ssa-live.c (remove_unused_locals): Do not remove
14741 TREE_ADDRESSABLE variables.
14742 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14743 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14744 FOR_CLOBBER. Update all users.
14745 If VAR has an associated alias set, add a virtual operand for
14746 it if no alias is found to conflict with the memory reference.
14748 2007-02-07 Jan Hubicka <jh@suse.cz>
14749 Robert Kidd <rkidd@crhc.uiuc.edu>
14751 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14753 2007-02-07 Ian Lance Taylor <iant@google.com>
14755 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14757 2007-02-07 Roger Sayle <roger@eyesopen.com>
14759 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14760 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14761 tablejumpdi, movsi_to_cr_one): Remove constraints from
14762 define_expand's match_operands.
14764 2007-02-07 Roger Sayle <roger@eyesopen.com>
14766 * global.c (compute_regsets): Move declatation of "i" inside of
14767 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14769 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14772 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14773 of INDIRECT_REF <RESULT_DECL>.
14775 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14777 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14778 Kaz Kojima <kkojima@gcc.gnu.org>
14781 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14783 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14785 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14787 * doc/loop.texi: Document possibility not to perform disambiguation
14788 of loops with multiple latches.
14789 * cfgloopmanip.c (alp_enum_p): Removed.
14790 (add_loop): Handle subloops. Use get_loop_body_with_size.
14791 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14792 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14793 the new forwarder block.
14794 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14795 Handle the case latch is NULL.
14796 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14797 modifications when marking loop exits.
14798 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14800 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14801 disambiguate_loops_with_multiple_latches.
14802 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14803 before fix_loop_structure.
14804 * cfgloop.c: Include pointer-set.h and output.h.
14805 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14806 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14807 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14808 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14809 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14810 disambiguate_multiple_latches, get_loop_body_with_size,
14811 disambiguate_loops_with_multiple_latches): New functions.
14812 (flow_loop_dump): Dump multiple latch edges.
14813 (flow_loop_nodes_find): Handle loops with multiple latches.
14814 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14815 (glb_enum_p): Modified.
14816 (get_loop_body): Use get_loop_body_with_size.
14817 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14818 (AVOID_CFG_MODIFICATIONS): New constant.
14819 (disambiguate_loops_with_multiple_latches, add_loop,
14820 get_loop_body_with_size): Declare.
14821 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14823 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14825 PR inline-asm/28686
14826 * global.c (compute_regsets): New function.
14827 (global_alloc): Refactored ELIMINABLE_REGSET
14828 and NO_GLOBAL_ALLOC_REGS computation out.
14829 (rest_of_handle_global_alloc): Call compute_regsets()
14830 for non-optimizing case.
14832 2007-02-06 Richard Henderson <rth@redhat.com>
14834 * config/i386/constraints.md (Y2): Rename from Y.
14835 (Yi): New constraint.
14836 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14837 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14838 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14839 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14840 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14841 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14842 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14843 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14844 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14845 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14846 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14847 vec_extractv2si_1): Change Y constraints to Y2.
14848 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14849 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14850 Change Y constraints to Y2.
14851 (sse2_loadld): Change Y constraints to x.
14853 2007-02-06 Roger Sayle <roger@eyesopen.com>
14855 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14856 (parity<mode>2): New define_expand using rs6000_emit_parity.
14857 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14858 rs6000_emit_parity): New functions.
14859 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14860 rs6000_emit_parity): Prototype here.
14862 2007-02-06 Ian Lance Taylor <iant@google.com>
14864 * lower-subreg.c (simple_move_operand): Reject CONST.
14865 (resolve_clobber): Call validate_change rather than directly
14866 assigning to XEXP (pat, 0).
14868 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14870 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14871 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14872 (tree-cfg.o): Remove hashtab.h dependency.
14874 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14875 (struct ivopts_data): Change niters to pointer_map_t.
14876 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14877 (niter_for_exit): Create pointer_map on demand. Change for
14879 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14880 (free_loop_data): Destroy data->niters if created and reset field.
14881 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14882 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14884 * tree-ssa-reassoc.c: Include pointer-set.h.
14885 (bb_rank): Change to long *.
14886 (operand_rank): Change to pointer_map_t.
14887 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14888 (insert_operand_rank): Accept long.
14889 (operand_entry_hash, operand_entry_eq): Remove.
14890 (get_rank): Return long. Adjust for changes above.
14891 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14893 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14895 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14896 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14897 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14899 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14900 directly since it cannot be NULL.
14901 (get_vi_for_tree): Rewrite for pointer_map API.
14902 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14903 (init_alias_vars): Create vi_for_tree as pointer_map.
14904 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14906 * tree-cfg.c: Don't include hashtab.h.
14907 (edge_to_cases): Declare as pointer_map.
14908 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14910 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14911 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14912 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14914 (record_switch_edge): Delete.
14915 (get_cases_for_edge): Adjust for pointer_map API, inline
14916 record_switch_edge (rewritten for new API), remove goto.
14918 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14920 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14921 * tree-nested.c: Include pointer-set.h.
14922 (var_map_elt, var_map_eq, var_map_hash): Delete.
14923 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14924 to pointer_map_t's.
14925 (nesting_info_bitmap_obstack): New.
14926 (lookup_field_for_decl): Adjust for pointer_map API.
14927 (lookup_tramp_for_decl): Adjust for pointer_map API.
14928 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14929 (get_local_debug_decl): Adjust for pointer_map API.
14930 (convert_nl_goto_reference): Adjust for pointer_map API.
14931 (convert_nl_goto_receiver): Adjust for pointer_map API.
14932 (create_nesting_tree): Create outside GGC space. Create bitmap on
14933 the new obstack. Create field_map and var_map as pointer_maps.
14934 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14936 (lower_nested_functions): Move root here, no need to NULL it.
14937 Initialize and release the obstack.
14939 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14941 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14942 Remove prototypes and make them non-static.
14943 (struct tree_int_map): Remove.
14944 * tree.h (struct tree_int_map): Move here, turning TO into an
14946 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14948 * tree.h (TREE_COMPLEXITY): Remove.
14949 (struct tree_exp): Remove complexity field.
14950 * tree.c (build1_stat): Don't set it.
14952 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14953 Victor Kaplansky <victork@il.ibm.com>
14955 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14956 (vect_is_simple_reduction): Support reduction with induction as
14957 one of the operands.
14958 (vect_is_simple_iv_evolution): Fix formatting.
14959 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14960 formatting. Don't mark induction phis for vectorization.
14961 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14962 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14963 (vect_get_vec_def_for_operand): Support induction.
14964 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14966 (vectorizable_reduction): Support reduction with induction as one of
14968 (vectorizable_type_demotion): Use def-type of stmt argument rather
14969 than dummy def-type.
14971 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14972 flag_tree_scev_cprop.
14973 * common.opt (tree-scev-cprop): New flag.
14975 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14976 call to vect_get_new_vect_var.
14978 2007-02-06 Ira Rosen <irar@il.ibm.com>
14980 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14981 vectype is not NULL.
14982 (vect_pattern_recog_1): Likewise.
14984 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14986 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14987 (fold_negate_expr): Likewise.
14989 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14992 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14993 even if cv-qualification is the same.
14995 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14997 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14998 __enable_execute_stack on completion.
15000 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15002 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15003 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15004 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15005 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15006 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15007 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15008 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15009 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15011 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15013 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15014 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15015 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15016 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15017 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15018 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15019 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15020 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15021 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15022 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15023 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15024 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15025 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15026 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15027 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15028 sqrtextenddfxf2_i387): Added amdfam10_decode.
15030 * config/i386/athlon.md (athlon_idirect_amdfam10,
15031 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15032 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15033 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15034 athlon_ivector_store_amdfam10): New define_insn_reservation.
15035 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15038 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15040 * config/i386/athlon.md (athlon_call_amdfam10,
15041 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15042 define_insn_reservation.
15043 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15044 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15045 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15047 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15049 * config/i386/athlon.md (athlon_sseld_amdfam10,
15050 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15051 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15053 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15055 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15056 define_insn_reservation.
15057 * config/i386/i386.md (sseins): Added sseins to define_attr type
15058 and define_attr unit.
15059 * config/i386/sse.md: Set type attribute to sseins for insertq
15062 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15064 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15065 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15066 ssecomi_load_amdfam10, ssecomi_amdfam10,
15067 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15068 define_insn_reservation.
15069 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15071 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15073 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15074 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15075 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15076 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15077 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15078 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15079 define_insn_reservation.
15081 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15082 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15083 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15084 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15085 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15087 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15089 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15090 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15091 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15092 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15093 athlon_ssemul_load_k8): Added amdfam10.
15095 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15097 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15098 (x86_sse_unaligned_move_optimal): New variable.
15100 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15102 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15103 for unaligned vector SSE double/single precision loads for AMDFAM10.
15105 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15107 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15108 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15109 Define TARGET_CPU_DEFAULT_amdfam10.
15110 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15111 (processor_type): Add PROCESSOR_AMDFAM10.
15113 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15114 processor_type in config/i386/i386.h.
15115 Enable imul peepholes for TARGET_AMDFAM10.
15117 * config.gcc: Add support for --with-cpu option for amdfam10.
15119 * config/i386/i386.c (amdfam10_cost): New variable.
15120 (m_AMDFAM10): New macro.
15121 (m_ATHLON_K8_AMDFAM10): New macro.
15122 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15123 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15124 x86_promote_QImode, x86_integer_DFmode_moves,
15125 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15126 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15127 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15128 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15129 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15130 Enable/disable for amdfam10.
15131 (override_options): Add amdfam10_cost to processor_target_table.
15132 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15133 processor_alias_table.
15134 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15135 (ix86_adjust_cost): Add code for amdfam10.
15137 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15139 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15140 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15141 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15142 * config/i386/i386.h: Add builtin definition for SSE4A.
15143 * config/i386/i386.md: Add support for ABM instructions
15144 (popcnt and lzcnt).
15145 * config/i386/sse.md: Add support for SSE4A instructions
15146 (movntss, movntsd, extrq, insertq).
15147 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15148 Add -march=amdfam10 flag.
15149 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15150 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15152 * doc/extend.texi: Add documentation for SSE4A builtins.
15154 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15156 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15158 2007-02-05 Richard Guenther <rguenther@suse.de>
15160 * tree-vectorizer.h (vectorizable_function): Add argument type
15161 argument, change return type.
15162 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15163 * tree-vect-transform.c (vectorizable_function): Handle extra
15164 argument, return vectorized function decl.
15165 (build_vectorized_function_call): Remove.
15166 (vectorizable_call): Handle calls with result and argument types
15167 differing. Handle loop vectorization factor correctly.
15168 * targhooks.c (default_builtin_vectorized_function): Adjust for
15170 * targhooks.h (default_builtin_vectorized_function): Likewise.
15171 * target.h (builtin_vectorized_function): Add argument type
15173 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15174 extra argument, allow vectorizing of lrintf.
15175 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15176 documentation of target hook.
15178 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15181 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15182 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15183 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15185 2007-02-05 Roger Sayle <roger@eyesopen.com>
15187 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15188 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15189 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15190 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15191 before canonicalizing sincos to cexpi.
15192 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15194 2007-02-05 Roger Sayle <roger@eyesopen.com>
15196 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15197 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15198 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15200 2007-02-05 Roger Sayle <roger@eyesopen.com>
15202 * mips-tfile.c (initialize_init_file): Correct endianness test.
15204 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15206 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15207 the 'y' constraint.
15209 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15211 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15212 saves in a PARALLEL before the register assignments.
15214 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15216 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15217 DWARF_FRAME_RETURN_COLUMN to be a general register.
15218 * dwarf2out.c (init_return_column_size): New function, split from...
15219 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15220 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15221 to be nongeneral registers.
15222 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15224 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15225 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15227 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15229 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15231 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15233 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15234 (remove_path): Use can_remove_branch_p and remove_branch instead
15235 of loop_delete_branch_edge.
15236 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15237 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15238 Update profile using scale_dominated_blocks_in_loop.
15239 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15240 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15241 (can_remove_branch_p, remove_branch): Declare.
15242 * tree-cfg.c (tree_can_remove_branch_p): New function.
15243 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15244 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15245 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15247 2007-02-05 Jan Hubicka <jh@suse.cz>
15249 PR middle-end/30696
15250 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15251 nodes in cgraph, don't remove offline copy of the function.
15253 2007-02-04 Jan Hubicka <jh@suse.cz>
15255 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15256 vectors might cause maybe_lookup_element_for_expr to be called
15257 on non-sra-candidate.
15259 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15261 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15262 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15263 spelling conventions.
15265 2007-02-04 Richard Guenther <rguenther@suse.de>
15267 PR middle-end/30636
15268 * fold-const.c (try_move_mult_to_index): Make sure to not
15269 overflow one dimension of a multi-dimensional array access.
15271 2007-02-04 Jan Hubicka <jh@suse.cz>
15273 * passes.c (init_optimization_passes): Reindent.
15275 2007-02-04 Jan Hubicka <jh@suse.cz>
15276 Eric Botcazou <ebotcazou@adacore.com>
15278 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15279 (execute_fixup_cfg): Break out the abnormal goto code.
15280 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15281 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15282 (optimize_inline_calls): Call make_nonlocal_label_edges.
15284 2007-02-04 Jan Hubicka <jh@suse.cz>
15286 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15287 true when something was changed.
15288 (rename_ssa_copies): When something was changed, do
15289 TODO_remove_unused_locals.
15290 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15291 add TODO_remove_unused_locals when instruction was removed.
15293 2007-02-04 Jan Hubicka <jh@suse.cz>
15295 * ipa-inline.c (try_inline): Improve debug output; work on already
15297 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15298 call try_inline for already inlined edges too when flattening;
15299 inline also functions that make callee growth but overall unit size
15302 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15304 * config/m32c/bitops.md, config/m32c/jump.md,
15305 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15306 config/m32r/m32r.h, config/m32r/m32r.md,
15307 config/m32r/predicates.md, config/m68hc11/larith.asm,
15308 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15309 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15310 config/mips/mips-protos.h, config/mips/mips.c,
15311 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15312 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15313 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15314 spelling conventions.
15316 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15317 Follow spelling conventions.
15319 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15321 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15322 warn about C++0x compatibility.
15324 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15326 * config/h8300/h8300.c, config/h8300/h8300.h,
15327 config/h8300/h8300.md: Follow spelling conventions.
15329 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15331 PR middle-end/30667
15332 * combine.c (try_combine): Do not substitute source operand
15333 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15335 2007-02-03 Jan Hubicka <jh@suse.cz>
15337 PR gcov-profile/30650
15338 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15339 do not divide by zero for never executed counters.
15340 (tree_find_values_to_profile): Fix counters.
15341 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15343 2007-02-03 Ian Lance Taylor <iant@google.com>
15345 * lower-subreg.c (simple_move_operand): New static function,
15346 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15348 (simple_move): Call simple_move_operand.
15349 (find_decomposable_subregs): Add special handling of MEMs.
15350 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15351 meaning of return value. If we see a hard register, test whether
15352 it can store a word_mode value. Change all callers.
15354 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15356 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15357 ftrapv insns and expanders.
15358 (subdi3): Change define_expand operand 1 to arith11_operand, and
15359 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15360 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15361 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15364 PR middle-end/30174
15365 * varasm.c (notice_global_symbol): Treat global objects as weak when
15366 flag_shlib is true.
15368 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15370 * emit-rtl.c (dconstpi): Delete.
15371 (dconstsqrt2): New.
15372 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15373 * real.h (dconstpi): Delete.
15374 (dconstsqrt2): New.
15375 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15376 (fold_builtin_hypot): Likewise.
15378 2007-02-03 Tom Tromey <tromey@redhat.com>
15381 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15382 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15384 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15386 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15387 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15388 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15389 config/rs6000/cell.md, config/rs6000/darwin.h,
15390 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15391 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15392 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15393 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15394 typos. Follow spelling conventions.
15395 * doc/invoke.texi: Follow spelling conventions.
15397 2007-02-03 Roger Sayle <roger@eyesopen.com>
15399 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15400 canonicalization transformations that attempt to simplify integer
15401 constant comparisons to become comparisons against zero.
15403 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15405 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15407 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15408 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15410 2007-02-02 Mike Stump <mrs@apple.com>
15412 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15413 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15414 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15415 generate a branch island.
15417 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15419 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15420 (xtensa_legitimate_address_p): New.
15421 (xtensa_legitimize_address): New.
15422 (xtensa_output_addr_const_extra): New.
15423 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15425 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15426 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15427 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15428 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15429 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15430 (xtensa_legitimize_address): New.
15431 (xtensa_output_addr_const_extra): New.
15433 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15435 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15437 2007-02-02 Ian Lance Taylor <iant@google.com>
15439 * expmed.c (expand_divmod): Add comment.
15441 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15443 * emit-rtl.c (renumber_insns): Remove.
15444 * flags.h: Remove the extern for flag_renumber_insns.
15445 * rtl.h: Remove the prototype for renumber_insns.
15446 * toplev.c (flag_renumber_insns): Remove.
15448 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15450 Revert for x86 darwin:
15451 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15453 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15454 code before the following patch under TARGET_MACHO.
15455 (ix86_function_value_regno_p): Likewise.
15457 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15459 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15462 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15465 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15466 loads to general or fp registers. Add comments.
15467 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15469 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15471 * pointer-set.c (insert_aux): Only return insertion slot.
15472 (pointer_set_insert): Adjust.
15473 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15474 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15475 pointer_map_traverse): New.
15476 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15477 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15478 pointer_map_contains, pointer_map_traverse): Declare.
15480 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15482 PR middle-end/30473
15483 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15484 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15486 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15488 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15490 (struct _dep): New type.
15491 (dep_t): New typedef.
15492 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15493 (DEP_STATUS): New access macro. The macro with the same name was
15494 renamed to DEP_LINK_STATUS.
15495 (dep_init): Declare function
15497 (struct _dep_link): New type.
15498 (dep_link_t): New typedef.
15499 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15500 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15501 (DEP_LINK_STATUS): New macro.
15502 (debug_dep_links): New debug function.
15504 (struct _deps_list): New type.
15505 (deps_list_t): New typedef.
15506 (DEPS_LIST_FIRST): New access macro.
15507 (FOR_EACH_DEP_LINK): New cycle macro.
15508 (create_deps_list, free_deps_list, delete_deps_list): Declare
15510 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15511 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15512 (copy_deps_list_change_con): Ditto.
15514 (move_dep_link): Declare function.
15516 (struct _dep_node): New type.
15517 (dep_node_t): New typedef.
15518 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15520 (struct haifa_insn_data.back_deps): New field to hold backward
15521 dependencies of the insn.
15522 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15524 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15525 Change its type to deps_list_t.
15526 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15527 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15528 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15530 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15532 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15534 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15536 (dep_cost): Declare.
15538 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15539 (ds_to_dk, dk_to_ds): New functions.
15541 (init_dep_1): New static function.
15542 (init_dep): New function.
15543 (copy_dep): New static function.
15545 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15547 (detach_dep_link): New static function.
15548 (move_dep_link): New function.
15550 (dep_links_consistent_p, dump_dep_links): New static functions.
15551 (debug_dep_links): New debugging function.
15553 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15555 (alloc_deps_list, init_deps_list): New static functions.
15556 (create_deps_list): New function.
15557 (clear_deps_list): New static function.
15558 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15559 (deps_list_consistent_p, dump_deps_list): New static functions.
15560 (debug_deps_list): New function.
15561 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15563 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15565 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15566 use new scheduler dependencies lists.
15567 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15568 (sched_analyze): Ditto. Initialize dependencies lists.
15569 (add_forw_dep, compute_forward_dependences): Update to use new
15570 scheduler dependencies lists.
15572 (init_dependency_caches): Init deps_obstack.
15573 (free_dependency_caches): Free deps_obstack.
15575 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15576 new scheduler dependencies lists.
15577 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15578 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15580 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15581 Update to use new scheduler dependencies lists.
15582 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15583 (debug_dependencies): Ditto.
15584 (schedule_region): Update comments.
15586 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15587 scheduler dependencies lists.
15588 (schedule_ebb): Update comments.
15590 * rtl.def (DEPS_LIST): Remove.
15592 * lists.c (unused_deps_list): Remove.
15593 (free_list): Update assertions.
15595 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15596 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15598 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15599 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15601 * haifa-sched.c (comments): Update.
15602 (insn_cost1): Remove. Inline the code into insn_cost ().
15603 (insn_cost): Update to use new scheduler dependencies lists. Move
15604 processing of the dependency cost to dep_cost ().
15605 (dep_cost): New function. Use it instead of insn_cost () when
15606 evaluating cost of the dependency. Use compatible interface to
15607 interact with the target.
15608 (priority): Update to use new scheduler dependencies lists.
15609 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15610 with greater number of insns that depend on the insn.
15611 (schedule_insn): Update to use new scheduler dependencies lists. Add
15612 code to free backward dependencies lists. Inline and optimize code
15613 from resolve_dep () - see PR28071.
15614 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15615 lists. Update call to targetm.sched.is_costly_dependence hook.
15617 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15618 scheduler dependencies lists.
15620 (resolve_dep): Remove. Move the logic to schedule_insn ().
15621 (init_h_i_d): Initialize dependencies lists.
15623 (process_insn_depend_be_in_spec): Rename to
15624 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15625 dependencies lists.
15626 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15627 Update to use new scheduler dependencies lists.
15628 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15630 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15631 new scheduler dependencies lists.
15632 (build_intra_loop_deps): Ditto.
15634 * target.h (struct _dep): Declare to use in
15635 gcc_target.sched.is_costly_dependence.
15636 (struct gcc_target.sched.adjust_cost): Fix typo.
15637 (struct gcc_target.sched.is_costly_dependence): Change signature to
15638 use single dep_t parameter instead of an equivalent triad.
15639 (struct gcc_target.sched.adjust_cost_2): Remove.
15641 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15643 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15645 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15647 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15649 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15650 (REG_DEP_TRUE): Document.
15652 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15653 Change signature to correspond to the targetm.sched.adjust_cost hook.
15654 Update use in TARGET_SCHED_ADJUST_COST_2.
15655 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15656 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15657 new scheduler dependencies lists.
15658 (ia64_gen_check): Ditto.
15660 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15661 scheduler dependencies lists.
15663 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15664 signature to correspond to the targetm.sched.is_costly_dependence hook.
15665 (is_costly_group): Update to use new scheduler dependencies lists.
15667 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15668 instead of INSN_COST () macro.
15670 2007-02-01 Ian Lance Taylor <iant@google.com>
15672 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15674 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15676 * pa.md (tp_load): Correct mfctl instruction syntax.
15678 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15680 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15681 altivec_padding_size calculation on AIX. Improve comment, add
15682 assert to verify that it's right.
15684 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15687 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15689 PR inline-asm/28686
15690 * global.c (global_alloc): Add mising initialization of
15693 2007-02-01 Roger Sayle <roger@eyesopen.com>
15695 * alias.c (init_alias_analysis): Correct whitespace.
15696 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15697 partition_hot_cold_basic_blocks): Likewise.
15698 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15699 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15700 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15701 fold_builtin_snprintf_chk, fold_builtin_printf,
15702 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15703 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15704 * cfgcleanup.c (cleanup_cfg): Likewise.
15705 * cfgexpand.c (tree_expand_cfg): Likewise.
15706 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15707 * function.c (get_next_funcdef_no): Likewise.
15708 * gengtype.c (main): Likewise.
15709 * genmodes.c (main): Likewise.
15710 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15711 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15712 * ifcvt.c (noce_emit_move_insn): Likewise.
15713 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15715 * stor-layout.c (get_best_mode): Likewise.
15716 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15717 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15718 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15719 perform_var_substitution, solve_graph): Likewise.
15720 * tree-vrp.c (vrp_finalize): Likewise.
15722 2007-02-01 Ian Lance Taylor <iant@google.com>
15724 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15725 high part of a paradoxical subreg, return a constant zero.
15727 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15729 * toplev.c (lang_dependent_init): Call init_set_costs.
15730 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15732 2007-02-01 Richard Guenther <rguenther@suse.de>
15734 PR middle-end/30656
15735 * fold-const.c (fold_negate_expr): Allow negating a
15736 constant if overflow does not change.
15738 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15740 * doc/c-tree.texi (Expression trees): Improve markup.
15741 * doc/tm.texi (Register Classes, Addressing Modes)
15742 (Floating Point): Fix spacing after abbreviations. Fix some
15745 2007-02-01 Ben Elliston <bje@au.ibm.com>
15747 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15748 * doc/contrib.texi: Likewise.
15749 * doc/install.texi: Likewise.
15751 2007-01-31 Richard Henderson <rth@redhat.com>
15752 Ian Lance Taylor <iant@google.com>
15754 * lower-subreg.c: New file.
15755 * rtl.def (CONCATN): Define.
15756 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15757 pass_lower_subreg2.
15758 * emit-rtl.c (update_reg_offset): New static function, broken out
15759 of gen_rtx_REG_offset.
15760 (gen_rtx_REG_offset): Call update_reg_offset.
15761 (gen_reg_rtx_offset): New function.
15762 * regclass.c: Revert patch of 2006-03-05, restoring
15764 (clear_reg_info_regno): New function.
15765 * dwarf2out.c (concatn_loc_descriptor): New static function.
15766 (loc_descriptor): Handle CONCATN.
15767 * common.opt (fsplit_wide_types): New option.
15768 * opts.c (decode_options): Set flag_split_wide_types when
15770 * timevar.def (TV_LOWER_SUBREG): Define.
15771 * rtl.h (gen_reg_rtx_offset): Declare.
15772 (reg_scan_update): Declare.
15773 * regs.h (clear_reg_info_regno): Declare.
15774 * tree-pass.h (pass_lower_subreg): Declare.
15775 (pass_lower_subreg2): Declare.
15776 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15777 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15778 -fsplit-wide-types.
15779 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15780 * Makefile.in (OBJS-common): Add lower-subreg.o.
15781 (lower-subreg.o): New target.
15783 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15785 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15787 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15790 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15792 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15794 PR middle-end/29335
15795 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15797 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15799 * cfgloop.h: Include vec-prim.h.
15800 (enum li_flags): Remove LI_ONLY_OLD.
15801 (loop_iterator): Changed.
15802 (fel_next, fel_init): Iterate over loop tree.
15803 (FOR_EACH_LOOP_BREAK): New macro.
15804 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15806 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15807 * modulo-sched.c (sms_schedule): Ditto.
15808 * tree-vectorizer.c (vectorize_loops): Ditto.
15809 * doc/loop.texi: Update information on loop numbering and behavior of
15810 FOR_EACH_LOOP wrto new loops.
15811 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15812 add_to_evolution_1): Test nestedness of loops instead of comparing
15814 * tree-chrec.c (chrec_fold_plus_poly_poly,
15815 chrec_fold_multiply_poly_poly, chrec_evaluate,
15816 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15817 reset_evolution_in_loop): Ditto.
15818 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15820 2007-01-31 Dirk Mueller <dmueller@suse.de>
15822 * c-common.c (warn_about_parentheses): Separate warning about
15823 un-parenthized sequence of comparison operators from the one
15824 which is supposed to warn about x <= y <= z.
15826 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15828 * optabs.h (enum optab_index): Add new OTI_isinf.
15829 (isinf_optab): Define corresponding macro.
15830 * optabs.c (init_optabs): Initialize isinf_optab.
15831 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15833 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15834 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15836 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15837 expand_builtin_interclass_mathfn.
15838 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15839 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15840 (fxam<mode>2_i387): New insn pattern.
15841 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15842 built-in functions as x87 inline asm.
15844 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15846 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15848 2007-01-30 Eric Christopher <echristo@apple.com>
15850 * config.gcc: Add geode.
15852 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15854 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15855 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15856 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15857 value-prof.c: Fix comment typos.
15859 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15862 * doc/invoke.texi (Wpointer-arith): Document warning.
15864 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15866 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15867 the list of discrepancies from the draft TR.
15869 2007-01-30 Dirk Mueller <dmueller@suse.de>
15872 * doc/invoke.texi (-Wreturn-type): Update description to
15873 match new behavior.
15875 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15877 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15879 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15881 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15882 to handle optabs that operate on floating point input argument and
15883 output to integer output.
15884 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15885 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15886 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15887 expand_builtin_interclass_mathfn ().
15888 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15889 (ilogbsi2): Remove.
15890 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15891 ilogbl built-in functions as x87 intrinsics.
15893 2007-01-30 Richard Guenther <rguenther@suse.de>
15895 PR middle-end/27657
15896 * dwarf2out.c (reference_to_unused): Query varpool if the
15897 variable was output.
15899 2007-01-30 Richard Guenther <rguenther@suse.de>
15901 PR middle-end/30313
15902 * passes.c (execute_one_pass): Reset in_gimple_form to not
15903 confuse non-unit-at-a-time mode.
15905 2007-01-29 Roger Sayle <roger@eyesopen.com>
15906 Richard Guenther <rguenther@suse.de>
15908 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15909 avoid undefined behaviour on overflow. Use force_fit_type_double
15910 to construct the constant with the specified TREE_OVERFLOW.
15912 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15914 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15915 * config/dfp-bit.h: Ditto.
15917 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15919 * c-decl.c (pop_scope): Replace warnings with call to
15920 warn_for_unused_label.
15921 * c-common.h (warn_for_unused_label): Declare.
15922 * c-common.c (warn_for_unused_label): Define.
15924 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15926 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15929 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15931 * Makefile.in (USER_H): Remove decfloat.h.
15932 * ginclude/decfloat.h: Delete, moving contents to ...
15933 * ginclude/float.h: Add support for decimal floating point,
15934 guarded by __STDC_WANT_DEC_FP__.
15936 2007-01-29 Mike Stump <mrs@apple.com>
15938 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15939 Analysis and Representation to resolve case insensitive conflict.
15940 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15942 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15944 * tree.h (struct tree_memory_tag): Add aliases member.
15945 (MTAG_ALIASES): New macro.
15946 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15947 (add_may_alias): Remove pointer-set. Update for may_aliases being
15949 (mark_aliases_call_clobbered): Update for may_aliases being a
15951 (compute_tag_properties): Ditto.
15952 (create_partition_for): Ditto.
15953 (compute_memory_partitions): Ditto.
15954 (dump_may_aliases_for): Ditto.
15955 (is_aliased_with): Ditto.
15956 (add_may_alias_for_new_tag): Ditto.
15957 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15958 (compute_is_aliased): New function.
15959 (compute_may_aliases): Call compute_is_aliased).
15960 (init_alias_info): Initialize alias_bitmap_obstack.
15961 (union_alias_set_into): New function.
15962 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15963 (have_common_aliases_p): Rewrite to take two bitmaps and use
15965 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15966 Update for bitmaps.
15967 (finalize_ref_all_pointers): Update for add_may_alias changes.
15968 (new_type_alias): Ditto.
15969 * tree-flow-inline.h (may_aliases): Return a bitmap.
15970 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15971 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15972 may_aliases being a bitmap.
15973 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15974 may_aliases now returns a bitmap.
15975 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15977 * tree-ssa-operands.c (add_virtual_operand): Update for
15978 may_aliases being a bitmap.
15980 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15982 PR tree-optimization/30630
15983 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15984 variable as changed.
15986 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15989 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15990 expanded only once even if an error occurs.
15992 2007-01-29 Ben Elliston <bje@au.ibm.com>
15994 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15995 (__gcov_average_profiler): Likewise.
15996 (__gcov_ior_profiler): Likewise.
15997 (__gcov_merge_ior): Likewise.
15999 2007-01-28 Jan Hubicka <jh@suse.cz>
16001 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16002 * value-prof.c (stringop_block_profile): Likewise.
16004 2007-01-28 Jan Hubicka <jh@suse.cz>
16006 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16007 Add variant handling histograms; add wrapper.
16008 (clear_storage_via_libcall): Export.
16009 (emit_block_move_hints): Break out from ...; add histograms.
16010 (emit_block_move): ... this one.
16011 (clear_storage_hints): Break out from ...; add histograms.
16012 (clear_storage): ... this one.
16013 (set_storage_via_memset): Handle histogram.
16014 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16015 (clear_storage_hints, clear_storage_via_libcall): Declare.
16016 (set_storage_via_setmem): Update prototype.
16017 * doc/md.texi (movmem, setmem): Document new arguments.
16019 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16020 Add new histograms.
16021 (stringop_block_profile): New global function.
16022 (tree_stringops_values_to_profile): Profile block size and alignment.
16023 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16025 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16026 (stringop_block_profile): Declare.
16027 * builtins.c: Include value-prof.h.
16028 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16029 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16030 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16031 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16032 * profile.c (instrument_values): Add new counters.
16033 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16035 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16036 (tree_init_edge_profiler): Build new profilers.
16037 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16038 (pass_tree_profile): Add dump.
16039 (tree_profile_hooks): Update.
16040 * Makefile.in (LIBGCOV): Add new constants.
16041 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16042 __gcov_ior_profiler): New.
16043 * i386.md (movmem/setmem expanders): Add new optional arguments.
16045 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16047 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16049 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16051 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16052 (tree_unswitch_single_loop): Pass eni_size_weights to
16053 tree_num_loop_insns.
16054 * tree-ssa-loop-manip.c: Include tree-inline.h.
16055 (can_unroll_loop_p): Pass eni_size_weights to
16056 tree_num_loop_insns.
16057 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16058 Pass eni_size_weights to estimate_num_insns.
16059 * tree.h (init_inline_once): Export.
16060 * toplev.c (backend_init): Call init_inline_once.
16061 * cgraphunit.c (cgraph_process_new_functions,
16062 cgraph_analyze_function): Pass eni_inlining_weights to
16063 estimate_num_insns.
16064 * ipa-inline.c (compute_inline_parameters): Ditto.
16065 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16066 to estimate_num_insns.
16067 (try_unroll_loop_completely): Pass eni_size_weights to
16068 tree_num_loop_insns.
16069 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16070 ot estimate_num_insns.
16071 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16072 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16073 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16074 eni_time_weights): New variables.
16075 (init_inline_once): Initialize them.
16076 (struct eni_data): Mew.
16077 (estimate_num_insns_1, estimate_num_insns): Use weights.
16078 * tree-inline.h (struct eni_weights_d): New.
16079 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16080 (estimate_num_insns): Declaration changed.
16081 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16082 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16083 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16085 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16087 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16088 relations in the conflict function is valid.
16090 2007-01-27 Ian Lance Taylor <iant@google.com>
16092 * common.opt: Add fstrict-overflow.
16093 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16094 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16095 (TYPE_OVERFLOW_UNDEFINED): Define.
16096 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16098 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16099 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16100 (fold_negate_expr): Likewise.
16101 (make_range): Likewise.
16102 (extract_muldiv_1): Likewise.
16103 (maybe_canonicalize_comparison): Likewise.
16104 (fold_comparison): Likewise.
16105 (fold_binary): Likewise.
16106 (tree_expr_nonnegative_p): Likewise.
16107 (tree_expr_nonzero_p): Likewise.
16108 * tree-vrp.c (compare_values): Likewise.
16109 (extract_range_from_binary_expr): Likewise.
16110 (extract_range_from_unary_expr): Likewise.
16111 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16113 (nowrap_type_p): Likewise.
16114 * tree-scalar-evolution.c (simple_iv): Likewise.
16115 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16116 (build_range_check): Likewise.
16117 (extract_muldiv_1): Likewise.
16118 (fold_comparison): Likewise.
16119 * tree-vrp.c (vrp_int_const_binop): Likewise.
16120 (extract_range_from_unary_expr): Likewise.
16121 * convert.c (convert_to_integer): Likewise.
16122 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16123 (fold_comparison): Likewise.
16124 (fold_binary): Likewise.
16125 * optabs.c (optab_for_tree_code): Likewise.
16126 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16127 * simplify-rtx.c (simplify_const_relational_operation): Check
16128 flag_strict_overflow and flag_trapv.
16129 (simplify_const_relational_operation): Likewise.
16130 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16131 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16134 2007-01-27 Roger Sayle <roger@eyesopen.com>
16136 * tree.c (tree_fold_gcd): Delete.
16137 * tree.h (tree_fold_gcd): Remove prototype.
16138 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16139 test whether one constant integer is a multiple of another. Instead
16140 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16141 * fold-const.c (multiple_of_p): We've determined both TOP and
16142 BOTTOM are integer constants so we can call int_const_binop directly
16143 instead of the more generic const_binop.
16145 2007-01-27 Roger Sayle <roger@eyesopen.com>
16147 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16148 1*X check that the constant hasn't overflowed, to preserve the
16150 (round_up): Provide an efficient implementation when rouding-up an
16151 INTEGER_CST to a power-of-two.
16153 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16155 * doc/sourcebuild.texi: Add comma for clarity.
16156 * doc/extend.texi: Fix some typos.
16157 * doc/passes.texi: Likewise.
16158 * doc/cppinternals.texi: Likewise.
16159 * doc/c-tree.texi: Likewise.
16160 * doc/tree-ssa.texi: Likewise.
16161 * doc/install.texi: Likewise.
16163 2007-01-27 Jan Hubicka <jh@suse.cz>
16165 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16166 (pass_sra): Do not require alias information.
16167 * passes.c (init_optimization_passes): Add SRA
16169 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16171 * tracer.c (rest_of_handle_tracer): We already cleaned
16172 up the CFG in tracer() so don't do it here again.
16173 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16174 cleanup_cfg here, either. And don't call renumber_insns.
16176 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16177 and BB_HEAD are in the insn stream here. Instead make sure
16178 that BB_INSN is valid on all insns. Also, do check here that
16179 there are no pending branch predictions...
16180 (rtl_verify_flow_info): ...instead of doing it here. Checks
16181 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16184 2007-01-26 Roger Sayle <roger@eyesopen.com>
16186 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16187 function to simplify/factorize operand order canonicalization.
16188 (ix86_fixup_binary_operands): Reorganize using the above function.
16189 (ix86_binary_operator_ok): Likewise.
16191 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16193 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16194 file scope from optimize_attrs.
16195 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16197 (optimize_attrs): Clear insn_code_values after freeing it.
16199 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16201 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16202 a parts.base assignment.
16204 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16206 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16207 (compute_subscript_distance, initialize_data_dependence_relation,
16208 finalize_ddr_dependent, analyze_ziv_subscript,
16209 analyze_siv_subscript_cst_affine,
16210 compute_overlap_steps_for_affine_univar,
16211 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16212 analyze_siv_subscript, analyze_miv_subscript,
16213 analyze_overlapping_iterations, subscript_dependence_tester_1,
16214 compute_self_dependence, free_dependence_relation): Work
16215 with affine_fn instead of chrecs.
16216 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16217 common_affine_function, affine_function_base,
16218 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16219 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16220 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16221 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16222 (all_chrecs_equal_p): Removed.
16223 * tree-data-ref.h (affine_fn, conflict_function): New types.
16224 (struct subscript): Change type of conflicting_iterations_in_a
16225 and conflicting_iterations_in_b.
16227 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16230 * config/pa/pa.h (TARGET_HPUX_11): New.
16231 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16232 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16234 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16235 Richard Guenther <rguenther@suse.de>
16237 * tree-ssa-structalias.c (solve_graph): Handle case
16238 we merged the variable to another.
16240 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16242 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16245 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16246 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16248 2007-01-25 DJ Delorie <dj@redhat.com>
16250 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16251 allow changes to modes which don't fit in those registers.
16253 * reload1.c (choose_reload_regs): Check for invalid subregs before
16254 computing their locations, not after.
16256 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16259 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16260 save Altivec registers in an eh_return function.
16261 (compute_vrsave_mask): Likewise.
16262 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16263 for saving Altivec registers.
16264 (rs6000_emit_prologue): Don't allocate stack twice in
16265 eh_return function. Correct expected value of altivec_save_offset
16266 when using save_world. Describe save of R0 to stack when using
16267 save_world. Describe stack pointer adjustment when using
16268 save_world. Remove duplicated eh_return parameter register saving.
16269 Update sp_offset variable after save_world.
16270 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16272 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16273 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16276 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16278 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16280 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16283 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16284 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16286 2007-01-25 Richard Guenther <rguenther@suse.de>
16288 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16289 * common.opt (-Wcoverage-mismatch): New warning option.
16290 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16291 if -Wcoverage-mismatch is given.
16293 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16295 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16296 (ipcp_driver): Change to static definition.
16297 Add dumping of the ifunctions.
16298 (constant_val_insert): Remove unused parameter. Support for SSA.
16299 (ipcp_propagate_const): Support for SSA.
16300 (ipcp_profile_bb_print): Print only analyzed nodes.
16301 (ipcp_replace_map_create): Remove support for Fortran constant
16303 * ipa-prop.c (ipa_method_modify_stmt,
16304 ipa_callsite_compute_param): Support for SSA.
16305 * ipa-prop.h (ipcp_driver): Remove declaration.
16306 (IS_VALID_TREE_MAP_INDEX): Add define.
16308 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16310 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16312 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16314 PR middle-end/30447
16315 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16316 constant argument to cabs and do it without checking for
16317 -funsafe-math-optimizations.
16319 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16321 * c-common.h (RID_FIRST_CXX0X): New.
16322 (RID_LAST_CXX0X): New.
16323 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16325 * c.opt (Wc++0x-compat): New.
16326 * doc/invoke.texi (-Wc++0x-compat): Document.
16328 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16330 * builtins.c (fold_builtin_carg): New.
16331 (fold_builtin_1): Use it.
16333 2007-01-24 Jan Hubicka <jh@suse.cz>
16335 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16337 * ipa-inline.c (initial_insns, max_insns): Delete.
16338 (compute_max_insns): New function.
16339 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16340 amount of insns as base for code growth.
16341 (cgraph_decide_inlining): Make initial_insns local; do not compute
16343 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16344 * doc/invoke.texi (inline-unit-growth): Update docs.
16346 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16348 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16349 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16350 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16351 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16352 for CPUs that have PTA_CX16 set.
16354 PR middle-end/27416
16355 * gimplify.c (omp_check_private): New function.
16356 (gimplify_scan_omp_clauses): Use it for
16357 firstprivate/lastprivate/reduction.
16359 PR middle-end/30494
16360 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16361 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16363 PR middle-end/30421
16364 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16365 If lower_lastprivate_clauses emits some statements, append them
16366 to dlist rather than body_p and to body_p append an initializer.
16367 (lower_omp_for): Adjust caller.
16369 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16371 * target.h (globalize_decl_name): New.
16372 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16373 * output.h (default_globalize_decl_name): New.
16374 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16376 (globalize_decl): Ditto.
16377 (default_globalize_decl_name): New.
16378 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16379 (ia64_handle_version_id_attribute): New.
16380 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16381 (ia64_asm_output_external): Use globalize_decl_name instead
16382 of globalize_label.
16383 * doc/extend.texi (version_id): New pragma.
16384 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16386 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16388 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16389 _uleb128_t and _Unwind_SWord with _sleb128_t.
16390 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16391 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16393 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16394 * unwind-pe.h (read_uleb128, read_sleb128,
16395 read_encoded_value_with_base): Likewise.
16396 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16398 2007-01-24 Richard Guenther <rguenther@suse.de>
16400 * builtins.c (expand_builtin_cexpi): Get the fndecl
16401 for cexp in the correct way.
16403 2007-01-24 Jan Hubicka <jh@suse.cz>
16405 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16408 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16410 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16411 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16412 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16413 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16414 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16415 __SIZEOF_PTRDIFF_T__.
16416 * doc/cpp.texi: Documentation for the new builtin macros added.
16418 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16420 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16421 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16422 instead of operands[2] to avoid access past the end of array.
16424 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16426 * reload1.c (emit_reload_insns): Pass the reload register
16427 for a non-spill output reload through forget_old_reloads_1.
16429 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16431 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16432 _SOFT_DOUBLE if doubles use software floating-point.
16433 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16434 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16435 * config/rs6000/darwin-ldouble.c: Also compile functions for
16436 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16437 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16438 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16439 commented-out long double override.
16440 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16441 * config/rs6000/eabispe.h: Likewise.
16442 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16443 long double for non-SPE.
16444 (rs6000_handle_option): Likewise.
16445 (invalid_e500_subreg): Disallow more subregs involding DImode,
16446 DFmode, TImode or TFmode.
16447 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16449 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16451 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16452 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16454 (rs6000_legitimate_address): Also check for TFmode for E500
16456 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16457 (spe_build_register_parallel): Handle TFmode and TCmode.
16458 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16460 (function_arg): Handle TFmode and TCmode for E500 double.
16461 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16463 (print_operand): Handle TFmode and TImode for %y.
16464 (rs6000_generate_compare): Handle TFmode comparisons for E500
16466 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16467 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16468 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16469 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16470 TFmode for E500 double.
16471 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16472 (floatsidf2): Enable for E500 double.
16473 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16474 (extenddftf2): Change to extenddftf2_fprs.
16475 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16476 depending on TARGET_E500_DOUBLE.
16477 (extendsftf2): Enable for E500 double.
16478 (trunctfdf2): Enable for E500 double.
16479 (trunctfsf2): Change to trunctfsf2_fprs.
16480 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16481 depending on TARGET_E500_DOUBLE.
16482 (floatsitf2): Enable for E500 double.
16483 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16484 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16485 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16486 (negtf2): Change to negtf2_internal.
16487 (negtf2): New expander.
16488 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16489 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16490 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16491 (movdi_internal32): Use rs6000_nonimmediate_operand.
16492 (unnamed splitter): Likewise.
16493 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16494 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16495 (SPE64TF, DITI): New mode macros.
16496 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16499 (frob_<mode>_di_2): New.
16500 (frob_tf_di_8_2): New.
16501 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16503 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16505 (frob_ti_<mode>_8_2): New.
16506 (frob_ti_tf_2): New.
16507 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16508 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16510 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16511 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16512 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16513 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16514 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16515 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16518 2007-01-23 Ian Lance Taylor <iant@google.com>
16520 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16522 (OBJS-archive): Reformat, alphabetize.
16523 (OBJS): Change out_object_file to OBJS-md.
16525 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16527 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16528 JUMP_P and CALL_P predicates where applicable.
16529 * config/i386/i386.c: Ditto.
16530 * config/i386/i386.md: Ditto.
16531 * config/i386/mmx.md: Ditto.
16532 * config/i386/predicates.md: Ditto.
16534 2007-01-22 Andreas Schwab <schwab@suse.de>
16536 * config/m68k/m68k.h: Fix comment.
16538 2007-01-22 Jan Hubicka <jh@suse.cz>
16540 * passes.c (init_optimization_passes): Do not rerun
16541 pass_early_warn_uninitialized.
16543 2007-01-22 Richard Guenther <rguenther@suse.de>
16545 PR tree-optimization/30038
16546 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16548 (execute_cse_sincos_1): Likewise.
16549 (execute_cse_sincos): Likewise.
16550 (gate_cse_sincos): Likewise.
16551 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16552 the cexpi() canonicalization of sincos().
16553 * tree-pass.h (pass_cse_sincos): Declare.
16554 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16556 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16558 PR rtl-optimization/29329
16559 * combine.c (replaced_rhs_insn): Rename to i2mod.
16560 (replaced_rhs_value): Rename to i2mod_new_rhs.
16561 (i2mod_old_rhs): New global variable.
16562 (combine_instructions): Adjust for above change. Save a copy of
16563 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16564 note are substituted in the second instruction.
16565 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16566 ditch the note if it pertains to the second eliminated register
16567 and this register is mentioned in i2mod_old_rhs.
16570 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16572 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16573 the insn to which the note was originally attached.
16575 2007-01-21 Jan Hubicka <jh@suse.cz>
16577 * ipa-inline.c (inlining_mode): Comment, move up.
16578 (cgraph_decide_inlining_incrementally): Do not perform inlining
16579 itself; fix handling of flattening of self recursive functions.
16580 (cgraph_find_cycles): Remove.
16581 (cgraph_flatten_node): Remove.
16582 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16583 (try_inline): New function.
16584 (cgraph_early_inlining): Update call of
16585 cgraph_decide_inlining_incrementally. Apply inlining here.
16586 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16588 2007-01-21 Dirk Mueller <dmueller@suse.de>
16591 * tree-vrp.c (check_array_bounds): do not warn
16592 about ADDR_EXPR's of ARRAY_REF's which are immediately
16593 used in binary expressions.
16595 2007-01-21 Ira Rosen <irar@il.ibm.com>
16597 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16598 read_write_dep and macros for its access.
16599 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16600 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16601 argument, call vect_check_interleaving for every independent pair of
16602 data-refs. Mark loads that access the same memory location as a store
16604 (vect_check_dependences): Remove.
16605 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16606 call, fix the call to vect_analyze_data_ref_dependence.
16607 (vect_analyze_data_ref_access): For statements that access the same
16608 data-ref, check that they are not stores; for loads, check that there
16609 is no store that access the same location.
16611 2007-01-20 Roger Sayle <roger@eyesopen.com>
16612 Joseph Myers <joseph@codesourcery.com>
16614 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16615 (-fdump-rtl-stack): Likewise.
16616 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16617 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16618 (-mpt-fixed): Use @minus{} for minus sign.
16619 (Using Precompiled Headers): Fix under/overfull hbox.
16621 2007-01-20 Jan Hubicka <jh@suse.cz>
16623 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16624 place within annotation.
16626 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16628 * pa.c (output_move_double): Change array size of xoperands to 4.
16630 2007-01-20 Jan Hubicka <jh@suse.cz>
16632 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16635 2007-01-19 Ian Lance Taylor <iant@google.com>
16637 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16638 constant to unsigned HOST_WIDE_INT before negating.
16640 2007-01-19 Ian Lance Taylor <iant@google.com>
16642 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16644 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16645 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16646 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16647 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16648 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16649 (realloc_vdef, realloc_vuse): Change second parameter to
16651 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16652 fields to unsigned.
16653 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16654 unsigned. Change x and lim locals to unsigned.
16655 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16657 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16658 (copy_virtual_operands): Change i and n locals to unsigned.
16660 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16662 PR middle-end/29335
16663 * builtins.c (fold_builtin_1): Handle builtin fdim.
16665 2007-01-20 Jan Hubicka <jh@suse.cz>
16667 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16668 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16669 init_alias_heapvars.
16670 (init_alias_heapvars): Initialize only when not already initialized.
16671 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16673 2007-01-19 Roger Sayle <roger@eyesopen.com>
16675 * common.opt (fsigned-zeros): New command line option.
16676 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16677 of flag_unsafe_math_optimizations.
16678 * opts.c (set_fast_math_flags): The -ffast-math command line option
16679 implies -fno-signed-zeros.
16680 (fast_math_flags_set_p): Likewise.
16682 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16683 the documentation of -ffast-math appropriately. Wrap long lines.
16685 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16687 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16688 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16690 2007-01-19 Tomas Bily <tbily@suse.cz>
16692 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16694 (tree_init_ic_make_global_vars): New function
16695 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16696 (tree_gen_ic_profiler): New function
16697 (tree_gen_ic_func_profiler): New function
16698 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16699 (tree_profile_hooks): Added hook for indirec/virtual calls
16700 * value-prof.c (tree_find_values_to_profile): New case for
16702 (tree_values_to_profile): Call for determining indirect/virtual
16704 (tree_indirect_call_to_profile): New function
16705 (tree_ic_transform): New function
16706 (tree_ic): New function
16707 (find_func_by_pid): New function
16708 (init_pid_map): New function
16709 (tree_value_profile_transformations): Added check for
16710 indirect/virtual call transformation
16711 * value-prof.h (enum hist_type): New counter type for
16712 indirect/virtual calls
16713 (profile_hooks): Added new hook for profiling indirect/virtual
16715 * profile.c (instrument_values): New case for indirect/virtual
16717 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16718 (GCOV_COUNTER_V_INDIR): New counter type
16719 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16720 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16722 * cgraph.c: Definition of cgraph_max_pid
16723 (cgraph_create_node): Default init of pid attribute
16724 * cgraph.h: Declaration of cgraph_max_pid
16725 (struct cgraph_node): Added pid attribute
16726 * libgcov.c (__gcov_indirect_call_profiler): New function
16727 (__gcov_one_value_profiler_body): New function
16728 (__gcov_one_value_profiler): Body was moved to
16729 __gcov_one_value_profiler_body and calls it
16731 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16733 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16734 * gengtype.c (write_types_data, write_func_for_structure,
16735 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16736 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16737 (walk_type, write_func_for_structure): Generate the mark_hook if
16740 2007-01-19 Jan Hubicka <jh@suse.cz>
16742 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16743 'early' argument take inlining mode argument specifying whether to
16744 inline for size/speeed or all functions; add support for flattening;
16746 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16748 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16751 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16752 the name of the declared identifier.
16754 2007-01-19 Dirk Mueller <dmueller@suse.de>
16756 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16757 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16758 duplicate evaluation.
16760 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16762 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16763 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16764 to XFMode, use acosxf2 and truncate result to requested mode.
16765 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16766 (asin<mode>2): Similarly, with asin expanders.
16767 (*fscalexf4_i387): Rename from *fscalexf4.
16768 (expNcorexf3): New expander.
16769 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16770 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16771 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16772 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16773 patterns for SSE math.
16774 (exp10<mode>2): Similarly, with exp10 expanders.
16775 (exp2<mode>2): Similarly, with exp2 expanders.
16776 (expm1<mode>2): Similarly, with expm1 expanders.
16777 (ldexp<mode>3): Similarly, with ldexp expanders.
16778 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16779 Use gen_truncxf<mode>2_i387_noop to truncate result.
16781 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16783 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16784 for ColdFire targets.
16786 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16787 Richard Sandiford <richard@codesourcery.com>
16789 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16790 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16791 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16792 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16793 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16794 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16796 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16798 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16799 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16800 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16801 (*adddi_dilshr32_cf): New pattern.
16802 (adddi3, subdi3): Remove first alternatives.
16804 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16806 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16807 implemented using move.l, do not use its cc result for floating-point
16810 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16812 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16813 from accepting 's' constraints if flag_pic.
16815 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16817 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16818 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16819 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16820 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16822 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16824 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16825 ColdFire alternatives.
16826 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16827 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16828 architectures that support ff1 instruction.
16830 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16831 Julian Brown <julian@codesourcery.com>
16833 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16834 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16835 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16838 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16840 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16842 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16843 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16844 HOST_WIDE_INT instead of an rtx.
16845 (m68k_rtx_costs): Update call accordingly.
16846 (output_move_const_into_data_reg): Likewise. Fix formatting.
16847 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16849 (output_move_simode_const): Update calls after above changes.
16850 Rework to use automatic variables and predicates like MEM_P.
16851 * config/m68k/m68k.md (pushexthisi_const): Update call to
16854 2007-01-19 Dirk Mueller <dmueller@suse.de>
16856 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16857 in dump_flags test.
16859 2007-01-19 Richard Guenther <rguenther@suse.de>
16861 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16862 via cexp in case sincos is not available.
16864 2007-01-19 Richard Guenther <rguenther@suse.de>
16866 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16867 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16868 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16869 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16870 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16871 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16872 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16873 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16875 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16877 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16879 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16880 (atan2xf3): Directly generate RTL pattern.
16881 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16882 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16883 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16884 disable patterns for SSE math.
16885 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16886 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16887 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16888 disable patterns for SSE math.
16890 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16892 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16894 2007-01-18 Roger Sayle <roger@eyesopen.com>
16896 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16897 VIEW_CONVERT_EXPR to the same type as it's operand.
16899 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16901 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16902 configured for long double 128.
16904 2007-01-18 Mike Stump <mrs@apple.com>
16906 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16909 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16911 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16914 2007-01-18 Jan Hubicka <jh@suse.cz>
16916 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16917 greater than NUM_VOP_FREE_BUCKETS.
16919 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16921 * tree-ssa-structalias.c: Update comments.
16922 (ptabitmap_obstack): Removed.
16923 (pta_obstack): New.
16924 (oldpta_obstack): Ditto.
16925 (stats): Add a few members.
16926 (struct variable_info): Remove node, complex, address_taken, and
16927 indirect_target members. Add oldsolution member.
16928 (new_var_info): Do not initialize removed members.
16929 (constraint_expr_type): Remove INCLUDES.
16930 (constraint_graph): Add size, implicit_preds, rep,
16931 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16932 (FIRST_REF_NODE): New macro.
16933 (LAST_REF_NODE): Ditto.
16934 (FIRST_ADDR_NODE): Ditto.
16935 (find): New function.
16937 (dump_constraint): Do not handle INCLUDES.
16938 (insert_into_complex): Do not insert duplicate constraints.
16939 (condense_varmap_nodes): Renamed and rewritten into ...
16940 (merge_node_constraints): This. Also fix bug in handling of
16941 offseted copy constraints.
16942 (clear_edges_for_node): No longer need to deal with preds at all,
16943 or removing associated preds/succs.
16944 (merge_graph_nodes): Deal with indirect_cycles.
16945 Don't deal with predecessors.
16946 (add_implicit_graph_edge): New function.
16947 (add_pred_graph_edge): Ditto.
16948 (add_graph_edge): Don't deal with predecessors.
16949 (build_constraint_graph): Removed.
16950 (build_pred_graph): New function.
16951 (build_succ_graph): Ditto.
16952 (struct scc_info): Removed in_component. Added roots, dfs, and
16953 node_mapping. Remove visited_index, unification_queue.
16954 (scc_visit): Deal with union-find we do now.
16955 Deal with cycles with REF nodes.
16956 (collapse_nodes): Renamed and rewritten to ...
16957 (unify_nodes): This.
16958 (process_unification_queue): Removed.
16959 (topo_visit): Cleanup
16960 (do_da_constraint): Use find.
16961 (do_sd_constraint): Ditto.
16962 (do_ds_constraint): Ditto.
16963 (do_complex_constraint): Ditto.
16964 (init_scc_info): Update for removed and added members.
16965 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16966 (find_indirect_cycles): This.
16967 (equivalence_class): New variable.
16968 (label_visit): New function.
16969 (perform_variable_substitution): Rewritten.
16970 (free_var_substitution_info): New function.
16971 (find_equivalent_node): Ditto.
16972 (move_complex_constraints): Ditto.
16973 (eliminate_indirect_cycles): Ditto.
16974 (solve_graph): Only propagate changed bits.
16975 Use indirect cycle elimination.
16977 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16978 (tree_id_eq): Renamed to ...
16979 (tree_vi_eq): This. Update for member change
16980 (insert_id_for_tree): Renamed and rewritten to ...
16981 (insert_vi_for_tree): This.
16982 (lookup_id_for_tree): Renamed and rewritten to ...
16983 (lookup_vi_for_tree): This.
16984 (get_id_for_tree): Renamed and rewritten to ...
16985 (get_vi_for_tree): Ditto.
16986 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16987 (process_constraint): Don't handle INCLUDES.
16988 Remove special ADDRESSOF case.
16989 (find_func_aliases): Rewrite to use vi functions instead of id
16991 (create_function_info_for): Ditto.
16992 (create_variable_info_for): Ditto.
16993 (intra_create_variable_infos): Ditto.
16994 (merge_smts_into): Ditto.
16995 (find_what_p_points_to): Ditto.
16996 (init_base_vars): Ditto.
16997 (init_alias_vars): Ditto.
16998 (remove_preds_and_fake_succs): New function.
16999 (dump_sa_points_to_info): Dump new stats.
17000 (dump_solution_for_var): Use find.
17001 (set_used_smts): Fix formatting.
17002 (compute_points_to_sets): Updated for new functions.
17003 (ipa_pta_execute): Ditto.
17005 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17006 Richard Sandiford <richard@codesourcery.com>
17008 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17010 * calls.c (expand_call): If the return value is a PARALLEL,
17011 extract its first member.
17012 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17013 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17014 use FUNCTION_EXTRA_EPILOGUE.
17015 (m68k_function_value): Return a PARALLEL if the return value
17016 is of a pointer type.
17017 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17018 (FUNCTION_EXTRA_EPILOGUE): Remove.
17019 * config/m68k/m68k.md (D0_REG): New constant.
17021 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17023 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17024 output a NOP for empty epilogues.
17026 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17028 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17029 before function. Extend register save check to include all
17030 registers, not just integer ones.
17032 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17034 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17035 (m68k_use_return_insn): ...this.
17036 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17037 * config/m68k/m68k.c (use_return_insn): Rename to...
17038 (m68k_use_return_insn): ...this.
17039 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17040 of USE_RETURN_INSN.
17042 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17044 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17045 nearest even, fix denormal rounding overflow.
17047 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17049 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17050 f%$smove and f%$move.
17051 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17052 (extendsfdf2_cf): Use fdmove instead of f%&move.
17053 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17054 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17056 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17058 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17061 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17063 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17064 (coldfire_single_format): Declare.
17065 (coldfire_double_format): Likewise.
17066 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17067 of qnan_msb_set to determine the lower bits of a canonical
17069 (encode_ieee_double): Likewise.
17070 (encode_ieee_quad): Likewise.
17071 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17072 (mips_single_format): Likewise.
17073 (ieee_double_format): Likewise.
17074 (mips_double_format): Likewise.
17075 (ieee_extended_motorola_format): Likewise.
17076 (ieee_extended_intel_96_format): Likewise.
17077 (ieee_extended_intel_128_format): Likewise.
17078 (ieee_extended_intel_96_round_53_format): Likewise.
17079 (ibm_extended_format): Likewise.
17080 (mips_extended_format): Likewise.
17081 (ieee_quad_format): Likewise.
17082 (mips_quad_format): Likewise.
17083 (vax_f_format): Likewise.
17084 (vax_d_format): Likewise.
17085 (vax_g_format): Likewise.
17086 (i370_single_format): Likewise.
17087 (i370_double_format): Likewise.
17088 (decimal_single_format): Likewise.
17089 (decimal_double_format): Likewise.
17090 (decimal_quad_format): Likewise.
17091 (c4x_single_format): Likewise.
17092 (c4x_extended_format): Likewise.
17093 (real_internal_format): Likewise.
17094 (coldfire_single_format): New real_format.
17095 (coldfire_double_format): Likewise.
17096 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17097 canonical_nan_lsbs_set.
17098 (pdp11_d_format): Likewise.
17099 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17100 if TARGET_COLDFIRE_CPU.
17102 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17104 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17105 (output_call, m68k_legitimize_call_address): Declare.
17106 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17107 parenthesees. Add support for a 'W' constraint.
17108 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17109 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17110 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17111 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17113 (override_options): Initialize them. Do not set flag_no_function_cse
17114 for TARGET_ID_SHARED_LIBRARY.
17115 (m68k_output_pic_call): Delete.
17116 (m68k_legitimize_call_address): New function.
17117 (print_operand): Remove the %o prefix. Handle the %p prefix.
17118 (output_call): New function.
17119 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17120 target address from the GOT if symbolic jumps are not allowed.
17121 * config/m68k/m68k.md (call, general_operand): Do not set
17122 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17123 Merge separate flag_pic and !flag_pic define_insns into...
17124 (*call, *call_value): ...these new patterns. Match the address
17125 rather than the containing MEM and require it to be a call_operand.
17126 Use output_call to generate the asm template.
17127 * config/m68k/predicates.md (const_call_operand): New predicate.
17128 (call_operand): Likewise.
17130 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17132 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17133 (STACK_GROWS_DOWNWARD): Define to 1.
17134 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17135 comments, emphasizing that these values are only defaults.
17136 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17137 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17139 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17141 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17143 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17144 Richard Sandiford <richard@codesourcery.com>
17146 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17147 (FP_REGNO_P): New macros.
17148 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17149 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17150 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17151 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17153 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17155 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17156 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17158 * config/m68k/t-floatlib: New file, extracting common code from...
17159 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17160 * config/m68k/t-uclinux: Here.
17161 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17162 routines on ColdFire targets.
17164 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17166 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17167 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17168 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17169 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17170 explicitly set MOTOROLA to 1.
17171 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17173 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17174 Nathan Sidwell <nathan@codesourcery.com>
17176 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17177 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17178 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17179 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17180 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17181 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17182 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17183 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17184 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17185 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17186 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17187 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17188 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17189 (DBX_REGISTER_NUMBER): Delete.
17190 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17191 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17192 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17194 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17196 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17197 * config/flat.h: New file.
17198 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17199 OBJECT_FORMAT_FLAT.
17200 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17201 indirect references for -msep-data or -mid-shared-library.
17202 Do not use PC-relative code addresses either.
17203 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17205 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17206 for shared libraries and crt1.o for executables. Use crti.o and
17208 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17209 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17210 Do not add -elf2flt or -shared-lib-id options here.
17211 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17212 Pass -shared-lib-id if -mid-shared-library, taking the library
17213 identifier from -mshared-library-id if given, otherwise
17215 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17216 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17217 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17218 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17219 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17220 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17222 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17223 jump sequence for ISA A and ISA A+.
17224 (PICJUMP): Likewise.
17226 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17228 * config.gcc (m68k-*-uclinux*): Base the port on the common
17229 and m68k GNU/Linux files rather than on the generic ELF ones.
17230 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17231 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17233 2007-01-18 Julian Brown <julian@codesourcery.com>
17234 Richard Sandiford <richard@codesourcery.com>
17236 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17237 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17238 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17240 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17241 80 unconditionally.
17242 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17244 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17246 * doc/install.texi: Document m68k-uclinuxoldabi.
17247 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17248 * config/m68k/uclinux-oldabi.h: New file, copied from
17249 config/m68k/uclinux.h.
17251 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17253 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17254 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17255 (m32r_compute_frame_size): Use unsigned for regno.
17256 (m32r_reload_lr): Use gen_frame_mem.
17258 (m32r_output_function_epilogue): Don't output the function epilogue
17260 (m32r_expand_epilogue): New.
17261 (direct_return): Return false if the function has the interrupt
17263 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17264 * config/m32r/m32r.md (epilogue): New expander.
17265 (return_lr, return_rte): New insns.
17266 (return): Make it expander.
17267 (return_normal): New expander.
17269 2007-01-18 Josh Conner <jconner@apple.com>
17272 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17273 support for UNLE, UNLT, UNGE, and UNGT.
17275 2007-01-18 Jan Hubicka <jh@suse.cz>
17277 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17278 * tree-tailcall (add_virtual_phis): Likewise.
17279 (optimize_tail_call): Return TODOs.
17280 (execute_tail_calls): Return TODOs.
17281 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17282 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17284 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17285 Cleanup cfg using TODO.
17286 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17287 * passes.c (execute_function_todo): When cleanup did something, remove
17289 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17290 (make_edges): Don't cleanup_cfg.
17292 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17294 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17295 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17296 operate on the top of stack.
17297 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17298 register handling of instructions that output to the second
17300 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17301 (move_for_stack_reg): Special-case check for dead destination
17302 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17304 * config/i386/i386.md (UNSPEC_TAN): New constant.
17305 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17306 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17307 to correctly model move of constant 1.0 to top stack slot.
17308 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17309 (unnamed peephole2 pattern): Remove corresponding peephole2
17310 pattern that optimizes tan insn and loading of constant 1.0.
17311 (tanxf2): Use fptanxf4_i387.
17312 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17313 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17314 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17315 disable patterns for SSE math.
17316 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17317 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17319 2007-01-18 Dirk Mueller <dmueller@suse.de>
17320 Richard Guenther <rguenther@suse.de>
17323 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17324 * common.opt (Warray-bounds): Add new warning option.
17325 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17327 * Makefile.in: make tree-vrp.o depend on toplev.h
17328 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17330 (check_array_refs, check_array_bounds, check_array_ref): New.
17332 2007-01-18 Jan Hubicka <jh@suse.cz>
17334 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17335 (execute_ssa_ccp): Return flags conditionally.
17336 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17338 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17340 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17342 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17343 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17345 * Makefile.c (GTFILES): Add cfglayout.h.
17346 * gengtype.c (open_base_files): Likewise.
17347 * cfglayout.c (cfg_layout_function_footer,
17348 cfg_layout_function_header) Reindent to make gengtype happy.
17349 * cfglayout.h (cfg_layout_function_footer,
17350 cfg_layout_function_header): Add GTY(()) marker.
17352 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17354 2007-01-18 Ben Elliston <bje@au.ibm.com>
17356 * genautomata.c (write_automata): Include xstrerror output in the
17357 error message if writing the DFA description file fails.
17359 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17361 * config/mips/mips-protos.h (mips_output_external): Make it
17363 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17364 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17365 (extern_list): Likewise.
17366 (extern_head): Likewise.
17367 (TARGET_ASM_FILE_END): Likewise.
17368 (mips_file_end): Likewise.
17369 (mips_output_external): Rewritten.
17371 2007-01-18 Ben Elliston <bje@au.ibm.com>
17373 * genpreds.c (write_insn_preds_c): Only write out the function
17374 body for regclass_for_constraint if we have register constraints.
17376 2007-01-17 Tom Tromey <tromey@redhat.com>
17378 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17379 * doc/install.texi (Testing): Use sourceware.org.
17380 (Binaries): Likewise.
17381 (Specific): Likewise.
17382 * doc/contrib.texi (Contributors): Use sourceware.org.
17384 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17386 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17387 (AVR_ENHANCED): Rename to ...
17388 (AVR_HAVE_MUL): ... new.
17389 (avr_enhanced_p): Rename to ...
17390 (avr_have_mul_p): ... new.
17391 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17392 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17393 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17394 (avr_have_mul_p): ... new.
17395 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17396 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17397 'avr_enhanced_p' and 'enhanced'.
17398 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17399 AVR_HAVE_MUL instead of AVR_ENHANCED.
17400 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17401 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17402 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17403 instead of AVR_ENHANCED.
17404 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17405 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17406 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17408 2007-01-17 Ian Lance Taylor <iant@google.com>
17410 * vec.h (VEC_reserve_exact): Define.
17411 (vec_gc_p_reserve_exact): Declare.
17412 (vec_gc_o_reserve_exact): Declare.
17413 (vec_heap_p_reserve_exact): Declare.
17414 (vec_heap_o_reserve_exact): Declare.
17415 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17417 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17418 negative parameter.
17419 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17420 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17421 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17422 * vec.c (calculate_allocation): Add exact parameter. Change all
17424 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17425 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17426 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17427 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17428 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17429 (vec_heap_p_reserve_exact): New function.
17430 (vec_heap_o_reserve_exact): New function.
17432 2007-01-17 Jan Hubicka <jh@suse.cz>
17434 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17436 2007-01-17 Eric Christopher <echristo@apple.com>
17438 * config.gcc: Support core2 processor.
17440 2007-01-16 Jan Hubicka <jh@suse.cz>
17442 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17443 the names, just unlink the chain so we don't crash on dangling
17447 2007-01-16 Jan Hubicka <jh@suse.cz>
17449 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17450 * tree-pass.h: Reorder to make IPA passes appear toegher.
17451 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17453 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17454 parameters, do not call early inliner.
17455 * ipa-inline.c: Update comments. Include tree-flow.h
17456 (cgraph_decide_inlining): Do not compute inlining parameters.
17457 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17458 be called with function context set up.
17459 (pass_ipa_inline): Remove unreachable functions before pass.
17460 (cgraph_early_inlining): Simplify assuming to be called from the
17462 (pass_early_inline): New pass.
17463 (cgraph_gate_ipa_early_inlining): New gate.
17464 (pass_ipa_early_inline): Turn into simple wrapper.
17465 (compute_inline_parameters): New function.
17466 (gate_inline_passes): New gate.
17467 (pass_inline_parameters): New pass.
17468 (apply_inline): Move here from tree-optimize.c
17469 (pass_apply_inline): New pass.
17470 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17472 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17473 doing them by hand.
17474 (tree_function_versioning): Do not allocate dummy struct function.
17475 * tree-inline.h (optimize_inline_calls): Update prototype.
17476 * tree-optimize.c (execute_fixup_cfg): Export.
17477 (pass_fixup_cfg): Remove
17478 (tree_rest_of_compilation): Do not apply inlines.
17479 * tree-flow.h (execute_fixup_cfg): Declare.
17480 * Makefile.in (gt-passes.c): New.
17481 * passes.c: Include gt-passes.h
17482 (init_optimization_passes): New passes.
17483 (nnodes, order): New static vars.
17484 (do_per_function_toporder): New function.
17485 (execute_one_pass): Dump current pass here.
17486 (execute_ipa_pass_list): Don't dump current pass here.
17488 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17490 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17491 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17493 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17495 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17496 (strong_alias): Define.
17497 (__gcc_qmul): Provide non-FMA for soft-float.
17498 (__gcc_qdiv): Same.
17503 (__gcc_qunord): New.
17513 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17514 soft-float functions.
17515 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17516 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17517 about long double soft float.
17519 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17520 Tehila Meyzels <tehila@il.ibm.com>
17522 * tree-vectorizer.h (is_pattern_stmt_p): New.
17523 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17524 formatting (tabs instead of spaces). Cleanup and clarify setting
17525 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17526 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17527 (vectorizable_type_demotion): Check that types are integral.
17528 (vectorizable_type_promotion): Likewise.
17529 (vectorizable_store): Fix typo. Eliminate new-line at end of
17532 2007-01-16 Jan Hubicka <jh@suse.cz>
17534 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17537 2007-01-15 Eric Christopher <echristo@apple.com>
17539 * ifcvt.c: Include vec.h, vecprim.h.
17540 (check_cond_move_block): New argument regs.
17541 Reorganize. Add registers used to regs.
17542 (cond_move_process_if_block): Use regs set above as
17545 2007-01-15 Eric Christopher <echristo@apple.com>
17547 * config/darwin.h: Update copyright.
17548 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17549 (LINK_COMMAND_SPEC): Add -u.
17550 (LINK_SPEC): Fix umbrella for above.
17552 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17554 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17557 2007-01-15 Tom Tromey <tromey@redhat.com>
17559 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17560 * doc/install.texi (Testing): Don't mention jacks.
17561 (Configuration): Document --enable-java-maintainer-mode. Move
17562 --with-java-home to libgcj-specific section. Document
17564 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17566 2007-01-15 Jan Hubicka <jh@suse.cz>
17568 * tree-ssa-dce.c (DCE_TODOs): New.
17569 (propagate_necessity): Return if something changed.
17570 (eliminate_unnecessary_stmts): Likewise.
17571 (perform_tree_ssa_dce): Return TODO flags when needed.
17572 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17574 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17576 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17577 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17578 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17579 patterns using X87MODEF12 mode macro. Extend operand 1
17580 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17581 (log10<mode>2): Ditto.
17582 (log2<mode>2): Ditto.
17583 (log1p<mode>2): Ditto.
17584 (logb<mode>2): Ditto.
17585 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17586 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17587 (*fxtractxf3_i387): Rename from *fxtractxf3.
17588 (fxtract_extend<mode>xf3_i387): New insn pattern.
17589 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17590 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17591 and gen_fyl2xxf3_i387().
17593 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17595 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17596 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17597 get_loop_exit_edges. Changed return type to bool.
17598 * cfgloop.h (fix_loop_placement): Declaration removed.
17600 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17602 * param.h (MIN_VECT_LOOP_BOUND): New.
17603 * params.def (MIN_VECT_LOOP_BOUND): New.
17604 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17605 argument - minimum threshold for number of iterations.
17606 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17607 argument to declaration.
17608 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17609 MIN_VECT_LOOP_BOUND.
17610 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17611 slpeel_tree_peel_loop_to_edge with additional argument.
17612 (vect_do_peeling_for_alignment): Likewise.
17613 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17615 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17618 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17619 operands of size 1.
17621 2007-01-14 Jan Hubicka <jh@suse.cz>
17623 * tree-dfa.c (remove_referenced_var): New function.
17624 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17625 prune referenced vars list too.
17626 * tree-flow.h (remove_referenced_var): Declare.
17628 2007-01-14 Jan Hubicka <jh@suse.cz>
17630 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17632 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17633 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17634 * except.h (verify_eh_throw_table_statements): Kill prototype.
17635 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17636 into call exrepssions.
17637 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17639 * tree-cfg.c: Include pointer-set.h.
17640 (verify_node_sharing): Work on pointer set.
17641 (verify_eh_throw_stmt_node): New.
17642 (verify_stmts): Use pointers sets, verify throw_stmt.
17644 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17646 * ipa-reference.c (analyze_function): Consider also addresses taken
17649 2007-01-12 Roger Sayle <roger@eyesopen.com>
17651 * c-typeck.c (null_pointer_constant_p): Replace use of
17652 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17653 (build_c_cast): Likewise.
17655 2007-01-12 Roger Sayle <roger@eyesopen.com>
17657 * tree.h (force_fit_type_double): Remove unused final argument.
17658 * c-common.c (constant_expression_warning): Replace use of
17659 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17660 (convert_and_check): Likewise.
17661 (shorten_compare): Update call to force_fit_type_double.
17662 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17663 * convert.c (convert_to_pointer): Update call to
17664 force_fit_type_double.
17665 * fold-const.c (force_fit_type_double): Remove overflowed_const
17667 (int_const_binop, fold_convert_const_int_from_int,
17668 fold_convert_const_int_from_real, fold_div_compare,
17669 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17670 fold_abs_const, fold_not_const): Remove the final argument from
17671 calls to force_fit_type_double.
17673 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17675 * configure.ac: Set insn to "nop" for spu-*-* also.
17676 * configure: Regenerate.
17678 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17680 * builtins.def : Add BUILT_IN_FREE.
17682 2007-01-12 Jan Hubicka <jh@suse.cz>
17684 PR tree-optimization/30443
17685 * tree-inline.c (tree_function_versioning): Do not optimize when
17686 cloning for inlining.
17688 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17690 * doc/loop.texi: Document recording of loop exits.
17691 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17692 (update_single_exits_after_duplication,
17693 update_single_exit_for_duplicated_loop,
17694 update_single_exit_for_duplicated_loops): Removed.
17695 (duplicate_loop_to_header_edge): Do not call
17696 update_single_exits_after_duplication and
17697 update_single_exit_for_duplicated_loops.
17698 (loop_version): Do not update single_exit information.
17699 (fix_loop_structure): Use record_loop_exits instead of
17700 mark_single_exit_loops.
17701 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17702 the lists of loop exits.
17703 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17704 split_edge, merge_blocks): Update the lists of loop exits.
17705 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17706 loop_optimizer_init.
17707 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17708 of mark_single_exit_loops.
17709 (loop_optimizer_finalize): Call release_recorded_exits.
17710 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17711 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17712 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17713 update single exit information.
17714 * lambda-code.c (perfect_nestify): Ditto.
17715 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17716 (mark_single_exit_loops): Removed.
17717 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17718 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17719 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17721 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17722 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17723 (verify_loop_structure): Verify consistency of the exit lists.
17724 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17725 (set_single_exit): Removed.
17726 * cfgloop.h (struct loop_exit): New function.
17727 (struct loop): single_exit_ field replaced by exits field.
17728 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17729 LOOPS_HAVE_RECORDED_EXITS.
17730 (struct loops): Added exits hash.
17731 (mark_single_exit_loops, set_single_exit): Declaration removed.
17732 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17734 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17736 * doc/invoke.texi: Avoid use of @headitem.
17738 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17740 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17742 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17744 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17747 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17748 Richard Sandiford <richard@codesourcery.com>
17750 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17751 * config/m68k/m68k.opt: Resort options.
17752 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17754 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17755 Richard Sandiford <richard@codesourcery.com>
17757 * doc/invoke.texi: Document the macros that are defined by
17758 m68k's -mtune and -mhard-float options.
17759 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17760 (m68k_cpp_cpu_family): Likewise.
17761 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17762 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17763 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17764 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17765 (m68k_cpp_cpu_family): Likewise.
17767 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17769 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17770 macros besides mc68000 as tuning macros. Use a switch statement
17771 to set them and mcpu32.
17773 2007-01-12 Julian Brown <julian@codesourcery.com>
17775 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17776 (TARGET_68040_ONLY): Rename to...
17777 (TARGET_68040): ...this.
17778 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17779 * config/m68k/m68k.md: Likewise.
17781 2007-01-12 Julian Brown <julian@codesourcery.com>
17782 Nathan Sidwell <nathan@codesourcery.com>
17783 Richard Sandiford <richard@codesourcery.com>
17785 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17786 the -mcpu= argument associated with the --with-cpu setting.
17787 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17788 if different from the one implied by the -mcpu setting.
17789 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17790 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17791 * doc/invoke.texi: Mention ColdFire in the introduction to the
17792 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17793 -mno-div and -mhard-float options. Make -m68881 a synonym for
17794 -mhard-float. Document the previously-undocumented -m5206e,
17795 -m528x, -m5307 and -m5407 options. Tweak the existing option
17796 documentation for consistency.
17797 * doc/install.texi: Mention new --with-cpu arguments.
17798 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17799 default CPU if neither -mcpu nor -march are specified.
17800 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17801 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17802 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17803 using m68k_tune to decide between families that implement the
17804 same ISA. Use m68k_tune to set __mcfv4e__.
17805 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17806 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17807 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17808 (FL_ISA_C, FL_ISA_MMU): New macros.
17809 (MASK_COLDFIRE): Delete.
17810 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17811 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17812 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17813 (TARGET_HARD_FLOAT): Do not define here.
17814 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17815 (TUNE_68000): New macro.
17816 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17817 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17818 (TUNE_CFV2): Redefine in terms of m68k_tune.
17819 (uarch_type, target_device, fpu_type): New enums.
17820 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17821 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17822 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17823 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17824 (FL_FOR_isa_c): New macros.
17825 (m68k_isa): New enum.
17826 (m68k_target_selection): New structure.
17827 (all_devices, all_isas, all_microarchs): New tables.
17828 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17829 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17830 (MASK_ALL_CPU_BITS): Delete.
17831 (m68k_find_selection): New function.
17832 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17833 Map the legacy target options to a combination of the new ones.
17834 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17835 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17836 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17838 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17839 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17841 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17842 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17843 * config/m68k/m68k-devices.def: New file.
17845 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17846 Nathan Sidwell <nathan@codesourcery.com>
17848 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17849 (SUBTARGET_EXTRA_SPECS): New macros.
17850 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17851 use %(asm_cpu_spec) instead.
17852 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17853 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17854 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17855 (EXTRA_SPECS): Rename to...
17856 (SUBTARGET_EXTRA_SPECS): ...this.
17858 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17859 Richard Sandiford <richard@codesourcery.com>
17860 Julian Brown <julian@codesourcery.com>
17862 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17863 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17864 to the configuration's default CPU.
17865 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17866 Remove default masks.
17867 (m680[012]0-*-*): Set the default with_cpu to the first part of
17869 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17870 (m68k*-*-linux): Extend the --with-cpu handling to...
17871 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17872 and m68010. Don't set target_cpu_default2.
17873 * doc/install.texi: Document --with-cpu for m68k.
17874 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17875 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17876 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17877 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17878 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17879 (ASM_SPEC): Remove use of %(asm_cpu_default).
17880 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17881 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17882 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17883 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17884 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17885 (TARGET_DEFAULT): Delete.
17886 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17887 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17888 (CPP_CPU_SPEC): Delete.
17889 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17890 the appropriate string.
17891 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17892 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17893 (ASM_SPEC): Don't use %(asm_default_spec).
17894 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17895 TARGET_DEFAULT and add MASK_68881.
17896 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17898 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17900 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17901 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17902 MASK_68010 alongside MASK_68020.
17903 * doc/invoke.texi: Document -m68010.
17904 * config/m68k/m68k.opt (m68010): New.
17905 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17907 (TUNE_68010): New macro.
17908 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17909 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17910 (M68K_CPU_m68332): Add MASK_68010.
17911 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17912 fallback definition.
17913 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17915 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17916 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17917 to all entries that use MASK_68020.
17918 (output_move_simode_const, output_move_himode, output_move_qimode)
17919 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17920 instead of TARGET_68020 to select clr behavior. Remove comment
17921 about there being no TARGET_68010.
17922 * config/m68k/m68k.md: Likewise throughout.
17924 2007-01-12 Julian Brown <julian@codesourcery.com>
17926 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17927 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17928 * config/m68k/m68k.md: Likewise.
17930 2007-01-12 Julian Brown <julian@codesourcery.com>
17932 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17933 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17935 2007-01-12 Julian Brown <julian@codesourcery.com>
17937 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17938 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17939 * config/m68k/m68k.md: Likewise.
17941 2007-01-12 Julian Brown <julian@codesourcery.com>
17942 Richard Sandiford <richard@codesourcery.com>
17944 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17945 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17946 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17948 (TARGET_CPU32): Rename to...
17949 (TUNE_CPU32): ...this.
17950 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17951 (TUNE_CFV2): New macros.
17952 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17953 remove conditions that are implied by TARGET_68020.
17954 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17955 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17956 (m68k_output_function_epilogue): Likewise.
17957 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17958 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17959 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17960 non-68000 timings. Refactor multiplication and division costs.
17961 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17962 TUNE_CPU32 instead of TARGET_CPU32.
17963 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17964 and TUNE_68060 instead of TARGET_68060.
17965 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17966 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17968 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17969 && !TARGET_COLDFIRE" to choose between moveq and clr.
17970 Likewise in the unnamed movsf pattern.
17971 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17972 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17975 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17977 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17978 of tabbing before backslashes.
17980 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17982 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17983 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17984 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17986 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17988 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17989 find_interesting_uses_cond.
17990 (find_interesting_uses_cond): Use extract_cond_operands.
17991 (rewrite_use_compare): Use extract_cond_operands and
17992 force_gimple_operand_bsi. Do not call update_stmt.
17993 (determine_use_iv_cost_condition): Use extract_cond_operands.
17994 Return cheaper of using original bound and changing the exit bound.
17996 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17998 PR tree-optimization/29516
17999 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18000 most_expensive_mult_to_index, addr_to_parts,
18001 create_mem_ref, maybe_fold_tmr): Make the type of
18002 fields of TARGET_MEM_REF sizetype.
18003 (move_fixed_address_to_symbol, move_pointer_to_base):
18005 * tree.def (TARGET_MEM_REF): Add comment on types of
18008 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18010 * c-common.c (vector_types_convertible_p): Treat opaque types as
18011 always convertible if they have the same size, but not otherwise.
18013 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18015 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18016 Remove the b_unconditional field.
18017 (noce_try_sign_mask): Do not look at b_unconditional.
18018 (noce_process_if_block): Do not use merge_if_blocks. Update
18019 the CFG here. Do not set b_unconditional.
18020 (cond_move_process_if_block): Likewise.
18021 (find_cond_trap): Likewise.
18022 (check_cond_move_block): Require simple jump insns at the end
18023 of the basic block.
18025 2007-01-11 Jan Hubicka <jh@suse.cz>
18027 PR tree-optimization/1046
18028 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18029 when alias info is not ready.
18030 (pass_tail_recursion): Do not require aliasing.
18031 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18032 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18033 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18034 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18035 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18036 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18037 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18039 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18040 When aliasing is not build, mark statement as volatile.
18042 2007-01-11 Tom Tromey <tromey@redhat.com>
18044 PR preprocessor/15185, PR preprocessor/20989:
18045 * doc/cppopts.texi <-MT>: Update description of algorithm for
18046 computing default target.
18047 <-M, -MD>: Reword "basename" text.
18049 2007-01-11 Roger Sayle <roger@eyesopen.com>
18051 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18052 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18053 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18054 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18055 fold_builtin_bswap, real_constp, fold_builtin_pow,
18056 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18057 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18058 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18059 * convert.c (convert_to_pointer): Likewise.
18060 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18061 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18062 const_binop, fold_convert_const_int_from_int,
18063 fold_convert_const_int_from_real,
18064 fold_convert_const_real_from_real, sign_bit_p,
18065 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18066 fold_sign_changed_comparison, fold_unary, fold_comparison,
18067 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18068 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18069 * print-tree.c (print_node_brief, print_node): Likewise.
18070 * stor-layout.c (place_field, layout_type): Likewise.
18071 * tree-chrec.c (keep_cast): Likewise.
18072 * tree.c (build_vector, build_real, build_real_from_int_cst,
18073 build_complex): Likewise.
18075 2007-01-11 Roger Sayle <roger@eyesopen.com>
18077 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18078 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18080 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18082 * configure.ac (strict1_warn): Rename to strict_warn.
18083 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18084 cc_set_by_configure, quoted_cc_set_by_configure,
18085 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18086 all_boot_languages, all_stagestuff): Remove.
18087 (target_list): Remove bootstrap targets.
18088 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18089 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18090 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18091 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18092 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18093 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18094 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18095 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18096 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18097 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18098 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18099 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18100 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18101 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18102 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18103 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18104 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18105 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18106 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18107 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18108 (mostlyclean): Adjust.
18109 (clean, distclean): Don't mention bootstrap stuff.
18110 * configure: Regenerate.
18111 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18112 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18113 treelang/config-lang.in (stagestuff): Remove.
18114 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18115 stageprofile, stagefeedback, stagestuff): Remove mention.
18117 2007-01-11 Nick Clifton <nickc@redhat.com>
18119 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18121 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18122 (mcore_arith_K_S_operand): Run the test for the S constraint not
18123 the test for the M constraint.
18124 (mcore_addsub_operand): Do not accept integer values that are
18125 larger than 32 bits.
18126 * config/mcore/mcore.md: Remove unused constraints from split.
18127 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18128 (addsi3): Likewise.
18129 (allocate_stack): Likewise.
18130 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18131 operands to 32 bits.
18132 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18134 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18135 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18136 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18137 mcore_output_bclri, mcore_output_andn, output_inline_const,
18138 mcore_output_move, mcore_output_movedouble): Likewise.
18139 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18140 (output_inline_const): Likewise.
18141 (output_inline_const): Fix format strings used in sprintf
18143 * config/mcore/mcore-protos.h: Update prototypes for changed
18144 functions in mcore.c.
18145 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18146 HOST_WIDE_INT and not int.
18147 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18148 CONST_OK_FOR_N): Likewise.
18149 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18150 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18153 2007-01-10 Jan Hubicka <jh@suse.cz>
18155 * tree-vrp.c (remove_range_assertions): Release defs.
18156 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18157 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18159 2007-01-10 Paul Brook <paul@codesourcery.com>
18161 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18162 * config/arm/arm.md (mulsi3subsi): New insn.
18164 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18166 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18167 (tree_transform_and_unroll_loop): New.
18168 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18171 2007-01-10 Robert Kennedy <jimbob@google.com>
18173 * fold-const.c (fold_comparison): Fold comparisons like (x *
18174 1000 < 0) to (x < 0).
18176 2007-01-10 Ian Lance Taylor <iant@google.com>
18178 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18179 operands have the same priority.
18181 2007-01-10 Tom Tromey <tromey@redhat.com>
18183 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18184 (fold_binary): Likewise.
18185 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18186 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18187 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18188 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18189 * langhooks.h (struct lang_hooks): Removed field
18190 'can_use_bit_fields_p'.
18192 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18194 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18196 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18198 * function.c (get_last_funcdef_no): New function.
18199 * function.h (get_last_funcdef_no): Declare.
18200 * tree-inline.c (initialize_cfun): Add initialization.
18201 (tree_function_versioning): Cleanup.
18203 2007-01-10 Jan Hubicka <jh@suse.cz>
18205 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18208 2007-01-10 Sa Liu <saliu@de.ibm.com>
18209 Ben Elliston <bje@au.ibm.com>
18211 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18212 for SAVE_NONLOCAL and Pmode for any other save level.
18213 * spu-protos.h (spu_restore_stack_block): Declare.
18214 * spu.md (save_stack_block): Remove.
18215 (restore_stack_block): Call spu_restore_stack_block.
18216 * spu.c (spu_restore_stack_block): New function.
18217 (spu_expand_epilogue): Remove old comment.
18219 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18221 PR tree-optimization/30322
18222 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18223 (cand_value_at): Return the value as aff_tree.
18224 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18225 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18226 aff_combination_mult): New functions.
18227 (aff_combination_add): Use aff_combination_add_cst.
18228 (aff_combination_convert): Allow conversions to a wider type.
18229 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18230 * tree-affine.h (aff_combination_mult): Declare.
18232 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18234 * doc/tm.texi: Update documentation to reflect reality of exec
18235 and start file search behaviours. Update copyright year.
18236 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18237 header file directories.
18239 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18241 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18242 (*cosxf2): Rename to cosxf2_i387.
18243 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18244 using X87MODEF12 mode macro. Rename patterns to
18245 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18247 (*cosdf2, *cossf2): Ditto.
18248 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18249 to match extended input operands.
18250 (sincos<mode>3): New expander.
18251 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18252 insn patterns and corresponding splitters.
18254 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18256 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18257 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18259 2007-01-09 Nicolas Pitre <nico@cam.org>
18262 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18264 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18266 * target.h (struct gcc_target): New field library_rtti_comdat.
18267 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18268 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18269 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18270 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18272 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18274 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18276 2007-01-08 Richard Guenther <rguenther@suse.de>
18278 * tree.h (force_fit_type_double): Export.
18279 (force_fit_type): Remove.
18280 * fold-const.c (force_fit_type_double): New function.
18281 (force_fit_type): Remove.
18282 (int_const_binop): Use it.
18283 (fold_convert_const_int_from_int): Likewise.
18284 (fold_convert_const_int_from_real): Likewise.
18285 (fold_div_compare): Likewise.
18286 (fold_sign_changed_comparison): Likewise.
18287 (fold_unary): Likewise.
18288 (fold_negate_const): Likewise.
18289 (fold_abs_const): Likewise.
18290 (fold_not_const): Likewise.
18291 * c-common.c (shorten_compare): Use force_fit_type_double.
18292 * convert.c (convert_to_pointer): Likewise.
18294 2007-01-08 Richard Guenther <rguenther@suse.de>
18296 * tree.h (build_int_cst_wide_type): Export.
18297 * tree.c (build_int_cst_wide_type): New function.
18298 (build_int_cst_wide): Fix comment.
18299 * builtins.c (fold_builtin_object_size): Use build_int_cst
18300 to build -1 or 0 of the correct type. Use fit_double_type
18301 to check for overflow.
18302 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18304 (decode_field_reference): Likewise.
18305 (all_ones_mask_p): Likewise.
18306 (native_interpret_int): Use build_int_cst_wide_type.
18307 (fold_binary): Use build_int_cst_type to build an all-ones
18309 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18311 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18313 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18315 2007-01-09 Ben Elliston <bje@au.ibm.com>
18317 * genautomata.c (STATS_OPTION): New option.
18318 (stats_flag): New flag.
18319 (gen_automata_option): Handle it.
18320 (initiate_automaton_gen): Ditto.
18321 (write_automata): Output statistics only if stats_flag is
18322 set. Likewise, output time statistics only if time_flag is set.
18323 * doc/md.texi (Processor pipeline description): Document new flag.
18325 2007-01-08 Richard Guenther <rguenther@suse.de>
18327 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18328 * tree.c (build_int_cst_type): Likewise.
18329 (size_in_bytes): Don't call force_fit_type on the result.
18330 (int_fits_type_p): Use fit_double_type.
18331 * fold-const.c (fit_double_type): New function.
18332 (force_fit_type): Use it.
18333 * tree.h (fit_double_type): Export.
18335 2007-01-08 Jan Hubicka <jh@suse.cz>
18337 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18338 * ipa.c (function_and_variable_visibility): Fix return type.
18340 2007-01-08 Richard Guenther <rguenther@suse.de>
18342 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18343 of offset to build the index.
18344 * tree-pretty-print.c (dump_generic_node): Don't build negated
18345 const just for printing.
18346 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18347 * builtins.c (fold_builtin_int_roundingfn): Check if result
18348 fits the type by using force_fit_type and comparing the result.
18349 * predict.c (predict_loops): Use compare_tree_int for comparison.
18350 * tree.c (build_int_cst): Fall back to integer_type_node for
18352 (build_int_cst_wide): Assert type is non-null.
18354 2007-01-08 Roberto Costa <roberto.costa@st.com>
18356 * tree-vrp.c (extract_range_from_cond_expr): New.
18357 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18358 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18360 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18361 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18362 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18363 used as expressions.
18364 * tree-object-size.c (cond_expr_object_size): New.
18365 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18367 2007-01-08 Jan Hubicka <jh@suse.cz>
18369 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18370 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18373 2007-01-08 Richard Guenther <rguenther@suse.de>
18375 PR tree-optimization/23603
18376 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18377 (extract_range_from_binary): Fall back to truthvalue instead of
18378 varying for TRUTH_*_EXPR.
18379 (extract_range_from_comparison): Fall back to truthvalue instead of
18381 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18382 if all visited PHI values were constant.
18384 2007-01-08 Jan Hubicka <jh@suse.cz>
18386 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18387 (cgraph_analyze_function): break out from ...
18388 (cgraph_finalize_compilation_unit): ... here.
18389 (cgraph_expand_function): Remove forgoten commented out line.
18390 (cgraph_optimize): Analyze functions.
18392 2007-01-08 Jan Hubicka <jh@suse.cz>
18394 * tree-pas.h (TODO_remove_function): New flag.
18395 (TODO_update*): Renumber.
18396 (pass_ipa_increase_alignment,
18397 pass_ipa_function_and_variable_visibility): New passes.
18398 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18399 (cgraph_function_and_variable_visibility): Move to ipa.c
18400 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18401 cgraph_increase_alignment.
18402 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18403 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18404 calling tree-inline.
18405 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18406 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18407 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18408 (gate_increase_alignment): New function.
18409 (pass_ipa_increase_alignment): New pass.
18410 * ipa.c: Inline tree-pass.h and timevar.h
18411 (function_and_variable_visibility): Move here from cgraphunit.c
18412 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18413 * passes.c (init_optimization_passes): Add the two new passes.
18414 (execute_todo): Handle cgraph_remove_functions.
18416 2007-01-08 Nick Clifton <nickc@redhat.com>
18418 * config/frv/predicates.md (reg_or_0_operand): Accept
18421 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18423 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18424 * config.gcc: Add bfin*-rtems*.
18426 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18428 * c.opt: Add -flax-vector-conversions.
18429 * c-typeck.c (convert_for_assignment): Pass flag to
18430 vector_types_convertible_p to allow emission of note.
18431 (digest_init): Likewise.
18432 * c-opts.c: Handle -flax-vector-conversions.
18433 * c-common.c (flag_lax_vector_conversions): New.
18434 (vector_types_convertible_p): Unless -flax-vector conversions
18435 has been passed, disallow conversions between vectors with
18436 differing numbers of subparts and/or element types. If such
18437 a conversion is disallowed, possibly emit a note on the first
18438 occasion only to inform the user of -flax-vector-conversions.
18439 The new last argument specifies this.
18440 * c-common.h (flag_lax_vector_conversions): New.
18441 (vector_types_convertible_p): Add extra argument.
18442 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18443 char_type_node for V*QI type vectors.
18444 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18445 Update to satisfy new typechecking rules.
18446 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18447 C and C++ variants.
18448 * doc/invoke.texi (C Dialect Options): Document
18449 -flax-vector-conversions.
18451 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18453 PR tree-optimization/29877
18454 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18455 a register variable on the RHS to not be replaceable.
18457 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18458 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18459 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18460 const_simm15, const_pow2, const_npow2): Added.
18461 * config/score/misc.md (insv, extv, extzv, movmemsi,
18462 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18463 * config/score/score.c (score_address_cost, score_select_cc_mode):
18465 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18466 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18467 Update score_print_operand.
18468 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18469 Adjust register allocate order and update some macro define.
18470 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18471 mdx_block_move_straight, mdx_block_move_loop_head,
18472 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18473 mdx_block_move_loop, mdx_block_move): Added.
18474 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18475 mdp_limm): Updated and fix some bug and typo.
18476 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18477 (movsf, movdf, doloop_end): Added.
18479 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18481 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18482 config/arm/thumb2.md: Fix comment typos.
18483 * doc/extend.texi: Fix a typo.
18485 2007-01-07 Eric Christopher <echristo@apple.com>
18487 * configure.ac: Check for __stack_chk_fail for darwin.
18488 * configure: Regenerate.
18490 2007-01-07 Richard Guenther <rguenther@suse.de>
18492 * tree-vrp.c (extract_range_from_assert): CSE calls to
18493 compare_values where possible.
18494 (extract_range_from_unary_expr): Likewise.
18496 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18498 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18499 * config/avr/avr.c (call_insn_operand): Delete function.
18500 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18501 instead of register number. Use predicates.
18502 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18503 call_insn_operand): Add.
18505 2007-01-06 Jan Hubicka <jh@suse.cz>
18507 * tree-pass.h (pass_build_cgraph_edges): Declare.
18508 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18509 (visited_nodes): Remove.
18510 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18511 build_cgrpah_edges; make visited_nodes local.
18512 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18513 (record_references_in_initializer): Move to cgraphbuild.c
18514 (initialize_inline_failed, rebuild_cgraph_edges,
18515 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18516 (verify_cgraph_node): Make visited_nodes local.
18517 (cgraph_analyze_function): Do not call cgraph_create_edges and
18518 initialize_inline_failed.
18519 (cgraph_expand_function): Do not call cgraph_lower_function;
18520 assert that function is already lowered.
18521 * Makefile.in (cgraphbuild.o): New.
18522 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18523 at the end of lowering passes.
18525 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18527 * ifcvt.c (cond_move_convert_if_block): New function, code
18528 factored out from...
18529 (cond_move_process_if_block): ...here. Call the new function
18530 on the THEN and ELSE blocks.
18531 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18532 already takes care of this.
18534 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18537 * tree.h (TREE_OVERFLOW_P): New.
18538 * c-typeck.c (parser_build_unary_op): Warn only if result
18539 overflowed and operands did not.
18540 (parser_build_binary_op): Likewise.
18541 (convert_for_assignment): Remove redundant overflow_warning.
18542 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18544 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18546 * c-typeck.c (store_init_value): Split over two lines to follow
18547 the GNU coding style.
18549 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18551 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18552 __GXX_EXPERIMENTAL_CXX0X__.
18553 * doc/cpp.texi: Same.
18555 2007-01-05 Richard Guenther <rguenther@suse.de>
18557 PR middle-end/27826
18558 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18559 with mismatched types. Instead explicitly build a
18560 conversion NOP_EXPR.
18562 2007-01-05 Ian Lance Taylor <iant@google.com>
18564 * c-common.c (decl_with_nonnull_addr_p): New function.
18565 (c_common_truthvalue_conversion): Call it.
18566 * c-typeck.c (build_binary_op): Likewise.
18567 * c-common.h (decl_with_nonnull_addr_p): Declare.
18569 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18572 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18575 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18577 * doc/install.texi (Final install): Document the fact that
18578 the GNAT runtime should not be stripped.
18580 2007-01-04 Jan Hubicka <jh@suse.cz>
18582 * tree-inline.c (fold_marked_statements): Update operand caches
18583 and EH after folding
18585 2007-01-04 Ian Lance Taylor <iant@google.com>
18587 * c-common.c (check_function_nonnull): Whitespace fix.
18589 2007-01-04 Jan Hubicka <jh@suse.cz>
18591 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18592 comitted older version of patch.
18593 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18594 function, celanup cfg and collect garbage.
18596 2007-01-04 Mike Stump <mrs@apple.com>
18598 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18601 2007-01-04 Eric Christopher <echristo@apple.com>
18603 * libgcc2.c (__bswapsi2): Use SItype.
18604 (__bswapdi2): Use DItype.
18605 * libgcc2.h: Update for above.
18607 2007-01-04 Paul Brook <paul@codesourcery.com>
18609 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18610 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18611 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18612 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18613 umulsi3_highpart): Make conditional on !arm_arch6.
18614 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18615 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18616 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18617 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18618 umulsi3_highpart_v6): New insns.
18620 2007-01-04 Roger Sayle <roger@eyesopen.com>
18622 * fold-const.c (fold_convert): When casting an expression to void,
18623 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18624 have a type. Instead of attempting to build a NOP_EXPR, return
18625 these "special" trees directly.
18627 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18629 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18630 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18631 rs6000_cost->fp not 0 as adjustment for outer NEG.
18633 2007-01-04 Jan Hubicka <jh@suse.cz>
18635 * cgraph.c (cgraph_release_function_body): New function.
18636 (cgraph_remove_node): Use it.
18637 * cgraph.h (cgraph_release_function_body): Declare.
18638 * cgraphunit.c (cgraph_expand_function): Use it.
18639 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18640 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18641 is initialized and while compilation of other function is running.
18642 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18643 statement CFG annotations from here to ...
18644 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18646 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18648 * cfgloop.h (enum li_flags): Make the constants powers of two.
18650 2007-01-04 Jan Hubicka <jh@suse.cz>
18652 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18654 (fold_marked_statements): New function.
18655 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18656 * tree-inline.h (copy_body_data): Add statements_to_fold.
18658 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18660 * config.gcc: Mention libgcc/config.host.
18661 * Makefile.in: Update comments mentioning libgcc.
18662 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18663 (all.cross, start.encap, rest.encap, rest.cross): Update
18664 dependencies for libgcc move.
18665 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18666 (clean-target, clean-target-libgcc): Delete.
18667 (srcdirify, GCC_EXTRA_PARTS): New macros.
18668 (libgcc-support, libgcc.mvars): New rules.
18669 (distclean): Remove mention of mklibgcc.
18670 (install): Don't reference INSTALL_LIBGCC.
18671 (install-common): Don't reference EXTRA_PARTS.
18672 (install-libgcc, install-multilib): Delete rules.
18673 * mklibgcc.in: Delete file.
18674 * doc/configfiles.texi: Don't mention mklibgcc.
18676 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18677 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18678 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18679 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18680 (mklibgcc, ldblspecs): Likewise.
18682 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18683 (posixpre.def): Use $(T).
18684 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18685 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18686 (SHLIB_LINK): Make dummy.
18687 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18689 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18691 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18692 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18693 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18694 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18696 * configure.ac (all_outputs): Remove mklibgcc.
18697 * configure: Regenerated.
18699 2007-01-03 Josh Conner <jconner@apple.com>
18701 PR middle-end/29683
18702 * calls.c (compute_argument_addresses): Set stack and stack_slot
18703 for partial args, too.
18704 (store_one_arg): Use locate.size.constant for the size when
18705 generating a save_area.
18707 2007-01-03 Robert Kennedy <jimbob@google.com>
18709 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18710 whose definitions are deleted due to basic block merging.
18712 2007-01-03 Paul Brook <paul@codesourcery.com>
18715 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18717 (use_return_insn): Return 0 for Thumb interrupt functions.
18718 (print_multi_reg): Add rfe argument for IRQ returns.
18719 (arm_output_epilogue): Pop interrupt return address directly into PC.
18720 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18722 2007-01-03 Paul Brook <paul@codesourcery.com>
18724 Merge from sourcerygxx-4_1.
18725 * config/arm/thumb2.md: New file.
18726 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18728 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18729 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18730 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18731 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18733 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18734 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18736 * config/arm/ieee754-sf.S: Ditto.
18737 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18738 (thumb1_base_register_rtx_p): ... to this.
18739 (thumb_index_register_rtx_p): Rename...
18740 (thumb1_index_register_rtx_p): ... to this.
18741 (thumb_output_function_prologue): Rename...
18742 (thumb1_output_function_prologue): ... to this.
18743 (thumb_legitimate_address_p): Rename...
18744 (thumb1_legitimate_address_p): ... to this.
18745 (thumb_rtx_costs): Rename...
18746 (thumb1_rtx_costs): ... to this.
18747 (thumb_compute_save_reg_mask): Rename...
18748 (thumb1_compute_save_reg_mask): ... to this.
18749 (thumb_final_prescan_insn): Rename...
18750 (thumb1_final_prescan_insn): ... to this.
18751 (thumb_expand_epilogue): Rename...
18752 (thumb1_expand_epilogue): ... to this.
18753 (arm_unwind_emit_stm): Rename...
18754 (arm_unwind_emit_sequence): ... to this.
18755 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18756 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18757 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18758 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18759 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18760 thumb2_output_casesi): New functions.
18761 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18762 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18763 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18764 THUMB2_WORK_REGS): Define.
18765 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18766 arm_condexec_mask, arm_condexec_masklen)): New variables.
18767 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18768 (arm_override_options): Check new CPU capabilities.
18769 Set new architecture flag variables.
18770 (arm_isr_value): Handle v7m interrupt functions.
18771 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18773 (const_ok_for_arm): Handle Thumb-2 constants.
18774 (arm_gen_constant): Ditto. Use movw when available.
18775 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18777 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18778 (thumb_find_work_register, arm_load_pic_register,
18779 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18780 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18781 print_multi_reg, output_mov_long_double_fpa_from_arm,
18782 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18783 output_mov_double_fpa_from_arm, output_move_double,
18784 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18785 output_return_instruction, arm_output_function_prologue,
18786 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18787 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18788 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18789 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18790 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18791 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18793 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18794 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18795 (arm_file_start): Output directive for unified syntax.
18796 (arm_unwind_emit_set): Handle stack alignment instruction.
18797 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18798 Add v6t2, v7, v7a, v7r and v7m.
18799 (RETLDM): Add Thumb-2 code.
18800 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18801 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18802 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18803 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18804 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18805 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18806 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18807 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18808 ADJUST_INSN_LENGTH): Define.
18809 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18810 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18811 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18812 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18813 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18814 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18815 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18816 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18817 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18818 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18819 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18820 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18821 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18822 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18823 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18824 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18825 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18827 * config/arm/arm-tune.md: Regenerate.
18828 * config/arm/arm-protos.h: Update prototypes.
18829 * config/arm/vfp.md: Enable patterns for Thumb-2.
18830 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18831 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18832 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18833 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18834 * config/arm/libunwind.S: Add Thumb-2 code.
18835 * config/arm/constraints.md: Update include Thumb-2.
18836 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18837 * config/arm/ieee754-df.S: Ditto.
18838 * config/arm/bpabi.S: Ditto.
18839 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18840 * config/arm/predicates.md (low_register_operand,
18841 low_reg_or_int_operand, thumb_16bit_operator): New.
18842 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18843 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18844 * config/arm/t-arm-elf: Add armv7 multilib.
18845 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18847 (UNSPEC_STACK_ALIGN, ce_count): New.
18848 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18849 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18851 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18852 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18853 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18854 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18855 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18856 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18858 * doc/extend.texi: Document ARMv7-M interrupt functions.
18859 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18861 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18863 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18864 (struct _Unwind_Context): Rename args_size to flags, remove
18865 signal_frame field, add a new args_size field and version field.
18866 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18867 _Unwind_IsExtendedContext): New inline functions.
18868 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18869 Assume by_value array is only present if _Unwind_IsExtendedContext.
18870 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18871 _Unwind_IsSignalFrame.
18872 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18873 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18874 (uw_init_context_1): Initialize context->flags to
18875 EXTENDED_CONTEXT_BIT.
18876 * config/rs6000/linux-unwind.h (frob_update_context): Use
18877 _Unwind_SetSignalFrame.
18879 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18881 PR middle-end/30353
18882 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18883 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18886 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18888 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18889 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18890 RET, AT_SP): Remove.
18891 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18894 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18895 * cfgbuild.c (find_basic_blocks): Likewise.
18896 * cfgrtl.c (rtl_create_basic_block): Likewise.
18897 * function.c (temp_slots_at_level): Likewise.
18898 * reg-stack.c (stack_regs_mentioned): Likewise.
18899 * regclass.c (allocate_reg_info): Likewise.
18900 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18901 set_bb_for_stmt, move_block_to_fn): Likewise.
18902 * tree-complex.c (tree_lower_complex): Likewise.
18903 * vec.h (VEC_safe_grow_cleared): New.
18905 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18907 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18909 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18910 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18912 * cfgloopmanip.c (scale_loop_frequencies): Export.
18913 (loopify): Scale the frequencies by prescribed coefficients.
18914 (set_zero_probability): New function.
18915 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18916 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18917 and frequencies according to arguments.
18918 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18920 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18921 * modulo-sched.c (sms_schedule): Set probabilities for entering
18922 versioned loop correctly.
18923 * tree-vect-transform.c (vect_transform_loop): Ditto.
18924 * cfgloop.h (loopify, loop_version): Declaration changed.
18925 (scale_loop_frequencies): Declared.
18927 2007-01-02 Jan Hubicka <jh@suse.cz>
18929 * cgraph.c: Include tree-flow.h
18930 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18931 early_local_passes.
18932 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18933 * tree-pass.h (pass_all_early_optimizations): Declare.
18934 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18935 early_local_passes.
18936 (cgraph_analyze_function): Do early_local_passes.
18937 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18938 Do not add referenced vars.
18939 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18941 (gate_all_early_local_passes): New gate.
18942 (pass_early_local_passes): Use new gate.
18943 (execute_early_local_optimizations): New functions.
18944 (gate_all_early_optimizations): New gate.
18945 (pass_all_early_optimizations): New pass.
18946 (execute_free_datastructures): Free SSA only when initialized.
18947 (gate_init_datastructures): Init only when optimizing.
18948 (tree_lowering_passes): Do early local passes when called late.
18949 * tree-profile.c (do_tree_profiling): Don't profile functions added
18951 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18952 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18954 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18955 during early_local_passes.
18956 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18959 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18961 * Makefile.in: Update copyright year.
18963 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18965 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18966 in $(lang_checks) and check-consistency targets.
18968 2007-01-02 Jan Hubicka <jh@suse.cz>
18970 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18971 Do not add referenced vars.
18972 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18974 * passes.c (init_optimization_passes): Put mudflap_2 after
18975 free_datastructures.
18977 2007-01-02 Jan Hubicka <jh@suse.cz>
18979 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18980 Set NOTHROW flag on call statements proved to be nothrow.
18981 Update statement of local calls so new pure/const functions are
18982 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18984 (tree_rest_of_compilation): Register hooks and initialize bitmap
18985 early. Do not set after_inlining flag.
18987 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18989 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18990 HOST_BITS_PER_LONGLONG
18992 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18995 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18996 warning for non-static initializers.
18998 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19000 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19001 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19002 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19003 Always use set_unique_reg_note to add REG_EQUAL notes.
19005 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19008 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19010 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19011 * cfgbuild.c (find_basic_blocks): Likewise.
19012 * cfgrtl.c (rtl_create_basic_block): Likewise.
19013 * function.c (temp_slots_at_level): Likewise.
19014 * reg-stack.c (stack_regs_mentioned): Likewise.
19015 * regclass.c (allocate_reg_info): Likewise.
19016 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19017 set_bb_for_stmt, move_block_to_fn): Likewise.
19018 * tree-complex.c (tree_lower_complex): Likewise.
19019 * vec.h (VEC_safe_grow_cleared): New.
19021 2007-01-02 Ian Lance Taylor <iant@google.com>
19023 * c-common.c (c_common_truthvalue_conversion): When warning about
19024 using an assignment as a truth value, set TREE_NO_WARNING.
19026 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19029 * c.opt (Wold-style-declaration): New.
19030 * doc/invoke.texi (C-only Warning Options): New.
19031 (Wold-style-declaration): Document it.
19032 (Wextra): Enabled by -Wextra.
19033 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19034 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19035 -Wold-style-declaration.
19037 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19039 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19040 * cfgbuild.c (find_basic_blocks): Likewise.
19041 * cfgrtl.c (rtl_create_basic_block): Likewise.
19042 * function.c (temp_slots_at_level): Likewise.
19043 * reg-stack.c (stack_regs_mentioned): Likewise.
19044 * regclass.c (allocate_reg_info): Likewise.
19045 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19046 set_bb_for_stmt, move_block_to_fn): Likewise.
19047 * tree-complex.c (tree_lower_complex): Likewise.
19048 * vec.h (VEC_safe_grow_cleared): New.
19050 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19052 * c-common.c (c_common_nodes_and_builtins): Since variants of
19053 void_type_node get built before it is given a name, we need to
19054 give those variants the name, too.
19055 (complete_array_type): We need to work with the canonical main
19056 type of the array, from which we will build the qualified version.
19057 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19058 * print-tree.c (print_node): Display canonical type information
19060 * stor-layout.c (layout_type): When we don't know the
19061 alignment of a type for which we're building an array, we end up
19062 guessing wrong, so make the type require structural equality.
19063 * tree.c (make_node_stat): When we build a new type, it is its
19064 own canonical type.
19065 (build_type_attribute_qual_variant): When building an attribute
19066 variant, its canonical type is the non-attribute variant. However,
19067 if the attributes are target-dependent and they differ, we need to
19068 use structural equality checks for this type.
19069 (build_qualified_type): A qualified type is not equivalent to its
19070 unqualified variant; set the canonical type appropriately.
19071 (build_distinct_type_copy): When building a distinct type from
19072 another type, the new type is its own canonical type.
19073 (build_variant_type_copy): When building a new type variant, we
19074 assume that it is equivalent to the original type.
19075 (build_pointer_type_for_mode): When building a pointer type, also
19076 build a canonical type pointer.
19077 (build_reference_type_for_mode): When building a reference type,
19078 also build a canonical type reference.
19079 (build_index_type): When we can't hash an index type (e.g.,
19080 because its maximum value is negative), the index type requires
19081 structural equality tests.
19082 (build_array_type): Build the canonical form of an array type.
19083 (build_function_type): Function types require structural equality,
19084 because they contain default arguments, attributes, etc.
19085 (build_method_type_directly): Ditto for method types.
19086 (build_offset_type): Build the canonical offset type.
19087 (build_complex_type): Build the canonical vector type.
19088 (make_vector_type): Build the canonical vector type.
19089 * tree.h (TYPE_CANONICAL): New.
19090 (TYPE_STRUCTURAL_EQUALITY_P): New.
19091 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19092 (struct tree_type): Added "canonical" field.
19093 * params.h (VERIFY_CANONICAL_TYPES): New.
19094 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19095 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19096 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19097 * doc/invoke.texi (verify-canonical-types): Document --param
19098 parameter for verifying canonical types.
19100 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19102 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19103 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19104 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19105 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19107 * config/rs6000/e500.h: New.
19108 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19109 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19111 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19112 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19113 TARGET_E500_DOUBLE): Remove.
19114 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19115 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19116 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19117 * config/rs6000/rs6000.c (rs6000_override_options): Use
19118 CHECK_E500_OPTIONS.
19120 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19122 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19123 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19124 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19125 rs6000_emit_cmove): Don't check TARGET_E500.
19126 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19127 sordered): Don't check TARGET_E500.
19129 2007-01-01 Eric Christopher <echristo@apple.com>
19131 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19132 HARD_REGISTER_NUM_P.
19134 2007-01-01 Roger Sayle <roger@eyesopen.com>
19136 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19137 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19138 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19141 2007-01-01 Mike Stump <mrs@apple.com>
19143 * configure.ac: Remove support for building with Apple's gcc-3.1.
19145 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19147 PR middle-end/30311
19148 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19149 REG is a hard register. Do not modify REG before calling
19151 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19152 multiple of the size of YMODE for certain lowpart cases.
19154 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19156 PR middle-end/30253
19157 * gimplify (voidify_wrapper_expr): Update for
19158 GIMPLE_MODIFY_STMT.
19160 2007-01-01 Andreas Schwab <schwab@suse.de>
19163 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19164 save of BR0 in extra_spill_size instead of spill_size.
19165 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19167 (ia64_expand_epilogue): Restore BR0 from its new location.
19169 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19171 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19172 Use a temporary variable if the left hand side is not a gimple
19175 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19177 * gimplify.c (gimplify_return_expr): Make the temporary variable
19178 for the return expression, a gimple register variable.
19180 2007-01-01 Jan Hubicka <jh@suse.cz>
19182 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19185 2007-01-01 Mike Stump <mrs@apple.com>
19187 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19189 * config/darwin.c (machopic_select_rtx_section): Use
19190 HAVE_GAS_LITERAL16.
19191 (darwin_mergeable_constant_section): Likewise.
19192 * configure: Regenerate.
19193 * config.in: Regenerate.
19195 2007-01-01 Jan Hubicka <jh@suse.cz>
19196 Andrew Pinski <pinskia@gmail.com>
19198 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19199 before starting IPA passes.