1 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3 * configure.ac: Add --enable-checking=df. Explicitly mention that
4 the variables are initialized as for "release".
6 * configure: Regenerate.
7 * config.in: Regenerate.
9 2007-06-14 Bob Wilson <bob.wilson@acm.org>
11 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12 validate_replace_rtx instead of replace_rtx.
13 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
17 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
18 (DWARF2_UNWIND_INFO): Override default if configured with
20 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
21 (ENDFILE_SPEC): Add crtend.o.
22 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
23 (ENDFILE_SPEC): Add crtend.o.
24 (TARGET_USE_JCR_SECTION): Define.
25 (MD_UNWIND_SUPPORT): Define for 32-bit target.
27 * config/i386/cygming-crtbegin.c: New file.
28 * config/i386/cygming-crtend.c: New file.
30 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
32 * config/i386/w32-unwind.h: New file.
34 2007-06-13 Eric Christopher <echristo@apple.com>
36 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
37 the user set a value below STACK_BOUNDARY.
39 2007-06-13 Thiemo Seufer <ths@networkno.de>
41 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
42 imply -lpthread for -pthread.
44 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
46 * basic-block.h: Remove the prototype for
47 free_basic_block_vars.
48 * cfglayout.h: Remove the prototype for
49 insn_locators_initialize.
50 * tree.h: Remove the prototype for emit_line_note.
52 * tree-ssa-pre.c (mergephitemp): Remove.
53 (init_pre): Don't use mergephitemp.
55 2007-06-13 Eric Christopher <echristo@apple.com>
57 * config/i386/i386.c (override_options): If we've specified
58 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
60 2007-06-13 Bob Wilson <bob.wilson@acm.org>
62 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
65 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
67 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
68 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
69 (eh_store_handler): New pattern.
70 (eh_return): Emit it instead of a plain move.
72 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
74 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
75 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
76 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
79 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
81 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
82 (find_next_insn_start, find_load): New functions.
83 (bfin_reorg): Use them to deal with the fact that parallel insns are
84 no longer represented as a SEQUENCE.
86 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
88 * config/sparc/sparc.c (sparc_override_options): Initialize
91 2007-06-13 Dave Korn <dave.korn@artimi.com>
93 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
96 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
98 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
99 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
100 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
101 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
102 tree-vect-transform.c: Fix comment typos. Follow spelling
105 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
107 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
108 to the exit block use set.
109 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
110 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
112 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
114 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
115 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
116 to indicate an error.
117 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
118 (dbg_cnt_process_opt): Print an error on a bad argument.
119 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
120 * common.opt (-fdbg-cnt-list): New.
121 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
123 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
125 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
126 flag on ref-all pointers.
128 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
131 * expr.c (expand_expr_addr_expr_1): Call expand_expr
132 for the offset with the modifier as EXPAND_INITIALIZER
133 if the modifier is EXPAND_INITIALIZER.
134 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
135 a register if we had an overflow.
137 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
139 * real.c (real_isfinite): New.
141 * real.h (real_isfinite): New.
142 * builtins.c: Use it.
144 2007-06-12 Ian Lance Taylor <iant@google.com>
145 Daniel Berlin <dberlin@dberlin.org>
148 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
149 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
150 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
151 (DECL_NO_TBAA_P): Define.
152 (struct tree_decl_common): Add no_tbaa_flag field.
153 * tree-ssa-structalias.c (struct variable_info): Add
154 no_tbaa_pruning field.
155 (new_var_info): Initialize no_tbaa_pruning field.
156 (unify_nodes): Copy no_tbaa_pruning field.
157 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
158 (dump_solution_for_var): Print no_tbaa_pruning flag.
159 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
161 (compute_tbaa_pruning): New static function.
162 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
163 Call compute_tbaa_pruning.
164 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
165 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
166 * gimple-low.c (lower_stmt): Likewise.
167 * tree-gimple.c (is_gimple_stmt): Likewise.
168 * tree-ssa-operands.c (get_expr_operands): Likewise.
169 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
170 * tree-inline.c (estimate_num_insns_1): Likewise.
171 (copy_result_decl_to_var): Likewise.
172 * expr.c (expand_expr_real_1): Likewise.
173 * tree-pretty-print.c (dump_generic_node): Likewise.
174 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
175 * omp-low.c (omp_copy_decl_2): Likewise.
176 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
177 * doc/c-tree.texi (Expression trees): Document
178 CHANGE_DYNAMIC_TYPE_EXPR.
180 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
182 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
183 with !HONOR_NANS and !HONOR_INFINITIES.
184 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
186 2007-06-12 Tristan Gingold <gingold@adacore.com>
188 * gcov.c: Comments updated.
189 (source_info): Add file_time field.
190 (source_index): New variable.
191 (mutiple_files): New variable.
192 (generate_results): New function extracted from process_file.
193 (process_file): Save and restore chain of functions, generate
194 results and free structures only if not merging results.
195 (release_structures): File names are now freed in create_file_names
196 (create_file_names): Free previous file names.
197 (find_source): File date is now read here and modifications in
198 source files is checked here.
199 (read_graph_file): Only reverse order of functions for the current
201 (make_gcov_file_name): Do not generate long names if input_name is
203 (output_lines): If merging results do not display graph, data and
205 Checking source file modification is done in find_source.
207 * doc/gcov.texi: Append an s to sourcefile.
209 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
211 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
212 (forced_nop): New pattern.
213 * config/bfin/bfin.c: Include "df.h".
214 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
215 (bfin_discover_loop): Use df_get_live_in instead of
216 global_live_at_start.
217 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
218 df_analyze when done.
219 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
220 the insns. Use QImode for the final insn in a bundle. Call
221 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
223 (reorder_var_tracking_notes): New function.
224 (bfin_reorg): Pass no argument to split_all_insns. Don't call
225 update_life_info. Call df_analyze after scheduling and bundle
226 generation. Call reorder_var_tracking_notes if generating these notes.
227 Call df_finish_pass at the end.
229 2007-06-12 Dirk Mueller <dmueller@suse.de>
231 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
232 a comparison, not an assignment.
234 2007-06-12 Olivier Hainque <hainque@adacore.com>
236 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
237 Request walking the subtrees only, leaving the current is_lhs/val_only
239 (convert_non_local_reference): Likewise.
241 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
243 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
245 2007-06-12 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/15353
248 PR tree-optimization/31657
249 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
250 * timevar.def: Add TV_TREE_IFCOMBINE.
251 * tree-pass.h (pass_tree_ifcombine): Declare.
252 * tree-ssa-ifcombine.c: New file.
253 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
254 * tree-flow.h (blocks_in_phiopt_order): Declare.
255 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
256 (tree-ssa-ifcombine.o): New dependencies.
258 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
260 PR rtl-optimization/32293
261 * combine.c (simplify_if_then_else): Truncate return from
262 nonzero_bits() to correct mode.
264 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
266 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
267 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
269 2007-06-11 Diego Novillo <dnovillo@google.com>
271 * Makefile.in (reload1.o-warn): Remove.
273 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
275 * combine.c (subst): Use reg_overlap_mentioned_p
276 instead of comparing register numbers directly.
278 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
280 * reload1.c (mark_home_live_1): Use the mode parameter.
282 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
284 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
285 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
289 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
291 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
293 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
296 from integer registers.
297 (FP mode splitters): Handle TFmode.
299 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
301 * tree-ssa-structalias.c (find_what_p_points_to): Return false
302 for ref-all pointers that point-to anything.
304 2007-06-11 Joseph Myers <joseph@codesourcery.com>
306 * config/arm/arm.c (arm_output_dwarf_dtprel,
307 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
309 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
311 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
312 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
315 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
317 * gcc/tree.c (signed_or_unsigned_type_for): New.
318 (unsigned_type_for): Use signed_or_unsigned_type_for.
319 (signed_type_for): Use signed_or_unsigned_type_for.
320 * gcc/tree.h (signed_or_unsigned_type_for): New.
321 (get_signed_or_unsigned_type): Remove.
322 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
323 lang_hooks.types.signed_type
324 (size_diffop): Likewise.
325 (all_ones_mask_p): Likewise.
326 (build_range_check): Likewise.
327 (fold_cond_expr_with_comparison): Likewise.
328 (fold_cond_expr_with_comparison): Likewise.
329 (unextend): Likewise.
330 (extract_muldiv_1): Likewise.
331 (fold_single_bit_test_into_sign_test): Likewise.
332 (fold_binary): Likewise.
333 (fold_ternary): Likewise.
334 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
335 instead of get_signed_or_unsigned_type.
336 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
337 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
338 * gcc/expr.c (signed_or_unsigned_type_for): Use
339 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
340 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
341 (lhd_signed_or_unsigned_type): Remove.
342 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
343 signed_or_unsigned_type.
344 (lhd_signed_or_unsigned_type): Remove.
345 * gcc/expmed.c (make_tree): Use signed_type_for instead of
346 lang_hooks.types.signed_type.
347 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
348 c_common_signed_type instead of lang_hooks.types.signed_type.
349 (c_common_unsigned_type): New.
350 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
351 (shorten_compare): Use c_common_unsigned_type instead of
352 c_common_signed_or_unsigned_type.
353 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
355 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
356 lang_hooks.types.signed_type.
357 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
358 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
359 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
360 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
361 instead of unsigned_type_for.
362 * gcc/c-decl.c (groakdeclarator): Likewise.
363 * gcc/c-typeck.c (convert_for_assignment): Likewise.
364 * gcc/c-common.h (c_common_unsigned_type): New.
366 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
370 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
372 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
375 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
376 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
378 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
379 Sebastian Pop <sebpop@gmail.com>
381 * lambda-code.c (remove_iv): New.
382 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
384 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
386 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
387 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
388 * tree-ssa-loop-prefetch.c: Include optabs.h.
389 (FENCE_FOLLOWING_MOVNT): New macro.
390 (struct mem_ref): Add independent_p and storent_p fields.
391 (record_ref): Initalize the new fields.
392 (gather_memory_references_ref): Return true if the reference
394 (gather_memory_references): Check whether all memory accesses
395 in loop were recorded.
396 (should_issue_prefetch_p): Return false for nontemporal stores.
397 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
398 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
399 (determine_loop_nest_reuse): Detect independent memory references.
400 (loop_prefetch_arrays): Call mark_nontemporal_stores.
401 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
402 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
403 * config/i386/i386.h (x86_mfence): Declare.
404 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
405 * config/i386/i386.c (x86_mfence): New variable.
406 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
408 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
409 * optabs.c (init_optabs): Initialize storent_optab.
410 * optabs.h (enum optab_index): Add OTI_storent.
411 (storent_optab): Declare.
412 * genopinit.c (optabs): Add initialization for storent_optab.
413 * tree.h (MOVE_NONTEMPORAL): New macro.
414 * expr.c (expand_assignment, store_expr, store_constructor_field,
415 store_constructor, store_field, expand_expr_real_1): Propagate
416 nontemporality of the expanded store.
417 (emit_storent_insn): New function.
418 * expr.h (expand_assignment, store_expr): Declaration changed.
419 * function.c (assign_parm_setup_reg): Pass false as nontemporality
420 to expand_assignment.
421 * stmt.c (expand_asm_expr): Ditto.
422 * calls.c (initialize_argument_information): Pass false as
423 nontemporality to store_expr.
424 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
427 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
429 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
431 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
433 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
435 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
436 and allow DECL_P here.
438 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
440 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
441 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
442 track of the size of the expression.
443 * cfghooks.c (merge_blocks): Remove block from loops structure only
444 after call of the merge_blocks hook.
446 2007-06-09 Tom Tromey <tromey@redhat.com>
448 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
449 (deprecated_state): Removed.
450 (start_decl): Update.
451 (enum deprecated_states): Moved earlier.
452 (groktypename): Update.
453 (push_parm_decl): Likewise.
454 (grokfield): Likewise.
455 (start_function): Likewise.
457 2007-06-09 Ian Lance Taylor <iant@google.com>
459 PR tree-optimization/32169
460 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
461 CONVERT_EXPR, check whether min and max both converted to an
462 overflow infinity representation.
464 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
466 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
467 not inserted on the edge.
469 2007-06-08 Bob Wilson <bob.wilson@acm.org>
471 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
472 instructions if they are supported.
473 (__divsi3, __umodsi3, __modsi3): Likewise.
474 (__ashldi3, __ashrdi3, __lshrdi3): New.
475 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
477 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
478 Tony Linthicum <tony.linthicum@amd.com>
480 * doc/extend.texi: Add fvect-cost-model flag.
481 * common.opt (fvect-cost-model): New flag.
482 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
483 cost fields in stmt_vec_info struct for STMT.
484 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
485 fields in stmt_vec_info struct and access functions for the same.
486 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
487 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
488 load, store and vector to scalar operation.
489 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
490 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
491 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
492 (TARG_VEC_STORE_COST): Define cost of vector store.
493 (vect_estimate_min_profitable_iters): Define new function.
494 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
495 check to evaluate if loop iterations are less than minimum profitable
496 iterations determined by cost model or minimum vect loop bound defined
497 by user, whichever is more conservative.
498 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
499 run-time check to evaluate if loop iterations are less than minimum
500 profitable iterations determined by cost model or minimum vect loop
501 bound defined by user, whichever is more conservative.
502 (vect_estimate_min_profitable_iterations): New function to estimate
503 mimimimum iterartions required for vector version of loop to be
504 profitable over scalar version.
505 (vect_model_reduction_cost): New function.
506 (vect_model_induction_cost): New function.
507 (vect_model_simple_cost): New function.
508 (vect_cost_strided_group_size): New function.
509 (vect_model_store_cost): New function.
510 (vect_model_load_cost): New function.
511 (vectorizable_reduction): Call vect_model_reduction_cost during
513 (vectorizable_induction): Call vect_model_induction_cost during
515 (vectorizable_load): Call vect_model_load_cost during analysis phase.
516 (vectorizable_store): Call vect_model_store_cost during analysis phase.
517 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
518 vectorizable_promotion, vectorizable_demotion): Call
519 vect_model_simple_cost during analysis phase.
521 2007-06-08 Simon Baldwin <simonb@google.com>
523 * reg-stack.c (get_true_reg): Readability change. Moved default case
524 label into direct switch statement scope.
526 2007-06-08 Simon Baldwin <simonb@google.com>
528 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
529 in gcc_assert() with '==' comparison.
531 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
533 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
534 TARGET_ABM handling of x86_popcnt variable.
536 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
538 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
539 __builtin_copysignq and __builtin_infq built-in functions.
541 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
543 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
544 SSE4.2 section. Correct built-in function names in SSE4A section.
546 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
548 PR tree-optimization/32243
549 * tree-vect-transform.c (vectorizable_type_promotion): Move check
550 for ncopies after ratio check between nunits_out and nunits_in.
551 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
553 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
555 PR tree-optimization/32224
556 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
557 vectorization upon a non GIMPLE_MODIFY_STMT.
559 2007-06-08 Christian Bruel <christian.bruel@st.com>
562 * config/sh/sh.md (doloop_end): New pattern and splitter.
563 * loop-iv.c (simple_rhs_p): Check for hardware registers.
565 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
568 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
570 (verify_dominators): Do not change dominance tree.
572 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
574 * config/sh/constraints.md: New file.
575 * config/sh/sh.c: Include tm-constrs.h.
576 (reg_class_from_letter): Remove.
577 (prepare_cbranch_operands): Use satisfies_constraint_*
578 function instead of macro.
579 (andcosts, broken_move, sh_secondary_reload): Likewise.
580 * config/sh/predicates.md (trapping_target_operand): Likewise.
581 (and_operand, arith_operand, arith_reg_or_0_operand,
582 cmp_operand, logical_operand, target_operand,
583 ua_address_operand, ua_offset, xor_operand): Likewise.
584 * config/sh/sh.md: Include constraints.md.
585 (*movsicc_t_false): Use satisfies_constraint_* function
587 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
588 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
589 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
590 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
591 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
592 (REG_CLASS_FROM_CONSTRAINT): Remove.
593 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
594 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
595 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
596 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
597 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
598 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
599 function instead of macro.
600 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
601 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
602 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
603 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
604 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
605 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
606 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
607 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
608 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
609 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
610 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
611 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
612 EXTRA_CONSTRAINT_STR): Likewise.
613 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
615 2007-06-07 Geoffrey Keating <geoffk@apple.com>
617 * config/i386/darwin.h (STACK_BOUNDARY): Define.
619 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
622 * c-common.h (flag_cpp0x): Replaced by...
623 (cxx_dialect): ... this new variable specifying the C++ dialect that
625 * c-common.c (flag_cpp0x): Removed.
626 (cxx_dialect): Defined.
627 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
629 * c-opts.c (c_common_post_options): Likewise.
630 (set_std_cxx98): Set cxx_dialect to cxx98.
631 (set_std_cxx0x): Set cxx_dialect to cxx0x.
633 2007-06-07 Geoffrey Keating <geoffk@apple.com>
634 Hui-May Chang <hm.chang@apple.com>
636 * doc/invoke.texi (Darwin Options): Update documentation for
637 -mmacosx-version-min.
638 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
639 * config/darwin-driver.c: New file.
640 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
641 * config/t-darwin (darwin-driver.o): New rule.
643 * config/darwin-c.c (version_as_macro): Ignore low digit.
645 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
648 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
649 (CSGNMODE): New mode macro.
650 (CSGNVMODE): New mode attribute.
651 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
652 expander using CSGNMODE mode macro. Handle TFmode.
653 (copysign<mode>3_const): Rename from copysignsf3_const and
654 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
656 (copysign<mode>3_var): Rename from copysignsf3_var and
657 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
659 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
660 mode macro. Handle TFmode.
661 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
662 (iortf3, *iortf3): Ditto.
663 (xortf3, *xortf3): Ditto.
664 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
665 TFmode and TImode masks.
666 (ix86_expand_copysign): Expand TFmode copysign insn.
667 (IX86_BUILTIN_INFQ): New.
668 (IX86_BUILTIN_FABSQ): Ditto.
669 (IX86_BUILTIN_COPYSIGNQ): Ditto.
670 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
671 [__builtin_fabsq]: Ditto.
672 [__builtin_copysignq]: Ditto.
673 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
674 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
675 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
676 ix86_expand_binop_builtin().
678 2007-06-07 Bob Wilson <bob.wilson@acm.org>
680 * config/xtensa/lib1funcs.asm: Clean up whitespace.
682 2007-06-07 Steve Ellcey <sje@cup.hp.com>
685 * rtl.h (push_to_sequence2): New.
686 * emit-rtl.c (push_to_sequence2): New.
687 * function.c (assign_parm_data_all): Add new fields.
688 (assign_parm_setup_block): Call push_to_sequence2 instead of
690 (assign_parm_setup_reg): Ditto.
691 (assign_parm_setup_stack): Ditto.
692 (assign_parms_unsplit_complex): Ditto.
693 (assign_parms): Change field name.
695 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
697 PR tree-optimization/32220
698 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
699 phi node is reached before defining statement.
701 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
704 * tree-vect-transform.c (vectorizable_call): Call update_stmt
705 after changing the right hand side of the assignment.
707 2007-06-06 Eric Christopher <echristo@apple.com>
709 * config.gcc (i?86-*-darwin*): Remove arch parameter.
710 (x86_64-*-darwin*): Ditto.
711 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
712 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
714 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
716 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
719 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
720 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
722 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
723 (add_cost_one_coalesce): Likewise.
724 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
725 variable names. Rename orig to orig_name for consistency.
726 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
728 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
729 (record_equivalences_from_stmt): Likewise.
730 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
731 the coding conventions.
732 (memory_ssa_name_same): Likewise.
733 (dse_optimize_stmt): Likewise.
734 (dse_record_phis): Likewise.
735 (dse_finalize_block): Likewise.
736 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
737 keywords as variable names.
738 (may_move_till): Cast according to the coding conventions.
739 (force_move_till_expr): Avoid using C++ keywords as variable names.
740 (force_move_till): Cast according to the coding conventions.
741 (memref_hash): Likewise.
742 (memref_eq): Likewise.
743 (gather_mem_refs_stmt): Likewise.
744 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
745 keywords as variable names.
746 (idx_find_step): Cast according to the coding conventions.
747 (idx_record_use): Likewise.
748 (find_depends): Likewise.
749 (prepare_decl_rtl): Likewise.
750 (mbc_entry_hash): Likewise.
751 (mbc_entry_eq): Likewise.
752 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
753 (simplify_replace_tree): Avoid using C++ keywords as variable names.
754 (idx_infer_loop_bounds): Cast according to the coding conventions.
755 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
756 * tree-ssa-math-opts.c (occ_new ): Likwise.
757 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
759 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
761 (add_use_op): Likewise.
763 (add_vuse_op): Likewise.
764 (add_vdef_op): Likewise.
765 (get_expr_operands): Likewise.
766 (push_stmt_changes): Use type safe memory macros.
767 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
768 keywords as variable names.
769 (conditional_replacement): Likewise.
770 (minmax_replacement): Likewise.
771 (abs_replacement): Likewise.
772 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
774 (insert_fake_stores): Avoid using C++ keywords as variable names.
775 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
777 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
778 (heapvar_insert): Use type safe memory macros.
779 (new_var_info): Cast according to the coding conventions.
780 (new_constraint): Likewise.
781 (remove_preds_and_fake_succs): Use type safe memory macros.
782 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
784 (thread_single_edge): Likewise.
785 (thread_through_loop_header): Likewise.
787 2007-06-06 Eric Christopher <echristo@apple.com>
789 * config/i386/i386.c (override_options): Move handling
790 of TARGET_SUBTARGET* earlier.
792 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
794 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
797 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
799 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
800 emited outside of basic block.
801 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
803 * rtl.h (delete_insn_chain): Declaration changed.
804 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
806 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
807 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
808 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
809 to delete_insn_chain.
810 (rtl_verify_flow_info_1): Verify that the insns in header and footer
811 do not have bb field set.
812 (rtl_verify_flow_info): Verify that insns between basic blocks do not
814 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
815 * cfgcleanup.c (try_optimize_cfg): Ditto.
817 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
819 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
820 (lambda_body_vector_new): Use type safe memory macros.
821 (lambda_linear_expression_new): Likewise.
822 (lambda_loopnest_new): Likewise.
823 (lambda_lattice_new): Likewise.
824 (replace_uses_equiv_to_x_with_y): Cast according to the coding
825 conventions. Use type safe memory macros.
826 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
827 (lambda_body_vector_s): Likewise.
828 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
829 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
831 2007-06-06 Richard Guenther <rguenther@suse.de>
833 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
834 if we need to schedule cfg_cleanup.
835 (tree_ssa_forward_propagate_single_use_vars): Do so.
837 2007-06-06 Ian Lance Taylor <iant@google.com>
839 * fold-const.c (merge_ranges): If range_successor or
840 range_predecessor fail, just return 0.
842 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
844 PR tree-optimization/32216
845 * tree-vectorizer.c (supportable_widening_operation): Determine
846 signedness of FIX_TRUNC_EXPR from output operand.
847 (supportable_narrowing_operation): Ditto.
848 * tree-vect-generic.c (expand_vector_operations_1): Determine
849 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
852 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
854 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
855 (struct pta): ...from here. Change flags to unsigned to avoid
856 excessive casting (as it is used as a bit mask).
857 (override_options): Add casts according to the coding convenventions.
858 (x86_64_elf_unique_section): Likewise.
859 (examine_argument): Avoid using C++ keywords as variable names.
860 (construct_container): Likewise.
861 (legitimize_pic_address): Likewise.
862 (get_dllimport_decl): Cast according to the coding conventions. Use
863 type safe memory macros.
864 (legitimize_address): Cast according to the coding conventions.
865 (emit_i387_cw_initialization): Corrected the type of slot to enum
867 (ix86_init_machine_status): Use type safe memory macros.
868 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
869 (bdesc_pcmpistr): Likewise.
870 (bdesc_crc32): Likewise.
871 (bdesc_sse_3arg): Likewise.
872 (bdesc_2arg): Likewise.
873 (bdesc_1arg): Likewise.
874 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
875 (ix86_expand_sse_pcmpistr): Likewise.
876 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
877 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
878 int to match the langhook definition.
879 (ix86_builtin_conversion): Change the type of code to unsigned init to
880 match the langhook definition.
881 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
883 (ix86_preferred_output_reload_class): Likewise.
884 (ix86_cannot_change_mode_class): Likewise.
885 (ix86_memory_move_cost): Likewise.
886 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
887 avoid excessive casting later on.
888 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
890 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
892 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
893 as flags setting insn.
894 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
896 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
900 ("sse4_1_round<mode>2"): New insn pattern.
901 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
903 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
904 expander using SSEMODEF mode macro. Expand using
905 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
906 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
907 expander using SSEMODEF mode macro. Expand using
908 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
909 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
910 expander using SSEMODEF mode macro. Expand using
911 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
912 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
913 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
914 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
917 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
918 Sebastian Pop <sebpop@gmail.com>
920 * lambda.h (build_linear_expr): New.
921 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
922 Use build_linear_expr, call fold and force_gimple_operand.
923 (lambda_loopnest_to_gcc_loopnest): Check that there is
925 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
927 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
929 PR preprocessor/23479
930 * doc/extend.texi: Document the 0b-prefixed binary integer
933 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
935 PR tree-optimization/32215
936 * tree-vectorizer.c (supportable_widening_operation): Return false
937 for unsupported FIX_TRUNC_EXPR tree code.
938 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
940 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
942 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
943 register on SPE targets. Change documentation to reflect
945 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
946 Change FIXED_SCRATCH to 14 and document why we're keeping r14
947 out of the register allocation pool.
948 (rs6000_reg_live_or_pic_offset_p): New function.
949 (rs6000_emit_prologue): Move the actual saving of LR up to free
950 r0 for holding r11. Split saving of SPE 64-bit registers into
951 its own case. Ensure that offsets will always be in-range for
952 'evstdd' by using r11 as a scratch register to point at the start
953 of the SPE save area. Save r11 if necessary, as it is the static
955 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
956 into its own case. Ensure that offsets will always be in-range
957 for 'evldd' by using r11 as a scratch register to point at the
958 start of the SPE save area. Also adjust r11 when restoring
959 the stack pointer to compensate for pre-loading r11.
961 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
963 * cfg.c (init_flow): Use type safe memory macros.
964 (alloc_block): Likewise.
965 (unchecked_make_edge): Likewise.
966 (dump_flow_info): Avoid using C++ keywords as variable names.
967 (copy_original_table_clear): Cast according to the coding conventions.
968 (copy_original_table_set): Likewise.
969 * cfgexpand (label_rtx_for_bb): Likewise.
970 (expand_gimple_basic_block): Likewise.
971 * cfghooks.c (dump_bb): Likewise.
972 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
974 (lv_add_condition_to_bb): Likewise.
975 * cfglayout (relink_block_chain): Cast according to the coding
977 (fixup_reorder_chain): Likewise.
978 (fixup_fallthru_exit_predecessor): Likewise.
979 * cfgloop.c (glb_enum_p): Likewise.
980 (get_exit_description): Likewise.
981 (dump_recorded_exit): Likewise.
982 * cfgloop.h (enum loop_estimation): Move out of struct scope...
983 (struct loop): ... from here.
984 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
986 * cfgrtl.c (rtl_create_basic_block): Likewise.
987 (rtl_split_block): Likewise.
988 (rtl_dump_bb): Likewise.
989 (cfg_layout_split_block): Likewise.
990 (init_rtl_bb_info): Use typesafe memory macros.
992 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
993 * graphds.h: Updated all usages of edge to graph_edge.
994 * graphds.c: Likewise.
995 * cfgloopanal.c: Likewise.
997 2007-06-05 Ian Lance Taylor <iant@google.com>
999 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1000 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1001 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1003 (test_for_singularity): Likewise.
1005 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1007 * config/i386/constraints.md ("Y2"): Replaced by ...
1009 * config/i386/i386.md: Likewise.
1010 * config/i386/mmx.md: Likewise.
1011 * config/i386/sse.md: Likewise.
1013 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1015 * config/i386/constraints.md ("z"): Replaced by ...
1017 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1018 (sse4_1_blendvps): Likewise.
1019 (sse4_1_pblendvb): Likewise.
1020 (sse4_2_pcmpestr): Likewise.
1021 (sse4_2_pcmpestrm): Likewise.
1022 (sse4_2_pcmpestr_cconly): Likewise.
1023 (sse4_2_pcmpistr): Likewise.
1024 (sse4_2_pcmpistrm): Likewise.
1025 (sse4_2_pcmpistr_cconly): Likewise.
1027 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1029 * matrix-reorg.c (transform_access_sites): Fix computation.
1030 (transform_allocation_sites): Same.
1032 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/i386.c (override_options): Use
1035 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1037 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1039 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1040 (nonimm_not_xmm0_operand): Ditto.
1041 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1042 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1043 as operand[2] predicate. Require "z" class XMM register for
1044 operand[3]. Adjust asm template.
1045 ("sse4_1_blendvpd"): Ditto.
1046 ("sse4_1_pblendvb"): Ditto.
1047 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1048 force op2 into xmm0 register for variable blend instructions.
1050 2007-06-04 Tom Tromey <tromey@redhat.com>
1052 * c-tree.h (start_enum): Update.
1053 (build_enumerator): Likewise.
1054 * c-decl.c (enum_next_value): Removed.
1055 (enum_overflow): Likewise.
1056 (start_enum): Add c_enum_contents argument. Don't use globals.
1057 (build_enumerator): Likewise.
1058 * c-tree.h (struct c_enum_contents): New struct.
1060 2007-06-04 Tom Tromey <tromey@redhat.com>
1062 * c-common.c (c_common_get_alias_set): Fix indentation.
1064 2007-06-04 Ian Lance Taylor <iant@google.com>
1066 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1067 to overflow, reduce overflow infinity to regular infinity.
1068 (vrp_var_may_overflow): New static function.
1069 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1071 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1073 * stor-layout.c (layout_type): Remove duplicate code.
1075 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1078 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1079 before build_common_builtin_nodes ().
1081 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1084 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1086 2007-06-04 Jan Hubicka <jh@suse.cz>
1088 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1089 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1090 instead of _stat version.
1092 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1094 PR tree-optimization/32194
1095 * tree-predcom.c (determine_offset): Check that both references have
1098 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1100 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1101 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1102 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1103 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1104 Add argument to iterate_fix_dominators call.
1105 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1106 * gcse.c (hoist_code): Change domby to vector.
1107 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1108 Add argument to iterate_fix_dominators call.
1109 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1110 recompute_dominator.
1111 * lambda-code.c (perfect_nestify): Ditto.
1112 * cfgloopanal.c: Include graphds.h.
1113 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1114 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1115 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1117 * graphds.c: New file.
1118 * graphds.h: New file.
1119 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1120 (get_dominated_by, get_dominated_by_region): Change return type to
1122 (verify_dominators): Recompute all dominators and compare the results.
1123 (recount_dominator): Renamed to ...
1124 (recompute_dominator): ... this. Do not check that the block is
1126 (iterate_fix_dominators): Reimplemented.
1127 (prune_bbs_to_update_dominators, root_of_dom_tree,
1128 determine_dominators_for_sons): New functions.
1129 * et-forest.c (et_root): New function.
1130 * et-forest.h (et_root): Declare.
1131 * Makefile.in (graphds.o): Add.
1132 (cfgloopanal.o): Add graphds.h dependency.
1133 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1134 * basic-block.h (get_dominated_by, get_dominated_by_region,
1135 iterate_fix_dominators): Declaration changed.
1136 (recount_dominator): Renamed to ...
1137 (recompute_dominator): ... this.
1138 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1139 (thread_through_all_blocks): Do not free dominance info.
1141 2007-06-03 Andreas Schwab <schwab@suse.de>
1143 * config/m68k/m68k.c (override_options): Don't override
1145 * config/m68k/m68k-modes.def (SF, DF): Define to use
1146 motorola_single_format and motorola_double_format, resp.
1147 * real.c (motorola_single_format): Renamed from
1148 coldfire_single_format.
1149 (motorola_double_format): Renamed from coldfire_double_format.
1150 (encode_ieee_extended): Generate a proper canonical NaN image
1151 respecting canonical_nan_lsbs_set.
1152 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1154 * real.h: Adjust declarations.
1156 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1159 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1160 the symbol is generated with the stack protector.
1162 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1164 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1165 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1167 * doc/extend.texi (interrupt): Mention m68k.
1169 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1171 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1172 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1173 (ix86_expand_sse_pcmpestr): Do not check operands for
1174 "register_operand", when insn operand predicate is "register_operand".
1175 (ix86_expand_sse_pcmpistr): Ditto.
1177 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1178 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1181 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1182 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1183 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1184 * config/i386/constraints.md ("z"): New register constraint
1185 for members of SSE_FIRST_REG class.
1186 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1187 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1188 SSE_FIRST_REG class.
1189 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1190 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1191 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1192 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1193 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1194 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1195 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1196 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1197 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1198 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1199 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1200 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1201 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1202 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1203 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1204 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1205 (struct builtin_description): Change "flag" field to unsigned.
1206 (bdesc_pcmpestr): New builtin description table.
1207 (bdesc_pcmpistr): Likewise.
1208 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1209 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1210 Initialize pcmp[ei]str[im] insns for SSE4.2.
1211 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1212 (ix86_expand_sse_pcmpistr): Likewise.
1213 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1214 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1215 (UNSPEC_PCMPISTR): Likewise.
1216 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1217 (sse4_2_pcmpestri):New isns pattern.
1218 (sse4_2_pcmpestrm): Likewise.
1219 (sse4_2_pcmpestr_cconly): Likewise.
1220 (sse4_2_pcmpistr): New insn patern and splitter.
1221 (sse4_2_pcmpistri):New isns pattern.
1222 (sse4_2_pcmpistrm): Likewise.
1223 (sse4_2_pcmpistr_cconly): Likewise.
1224 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1227 2007-06-01 David Daney <ddaney@avtrex.com>
1229 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1230 LOADGP_ABSOLUTE and not binds_local_p.
1232 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1234 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1236 2007-06-01 Ian Lance Taylor <iant@google.com>
1238 * tree-vrp.c (compare_name_with_value): Always set
1239 used_strict_overflow if we get a result from the variable itself.
1241 2007-06-01 Ian Lance Taylor <iant@google.com>
1243 PR rtl-optimization/31455
1244 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1245 subregs which have a cast between modes which are not tieable.
1247 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1249 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1250 breaks after return statements.
1252 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1254 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1255 only after no_new_pseudos.
1257 2007-05-31 Eric Christopher <echristo@apple.com>
1259 * expr.c (convert_move): Assert that we don't have a BLKmode
1261 (store_expr): Handle BLKmode moves by calling emit_block_move.
1263 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1265 * c-typeck.c (build_indirect_ref): Include type in error message.
1266 (build_binary_op): Pass types to binary_op_error.
1267 * c-common.c (binary_op_error): Take two type arguments, print out
1269 * c-common.h (binary_op_error): Update prototype.
1271 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1273 * config/i386/i386.c: Correct coments on -mno-sse4.
1275 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1277 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1278 (x86_64-*-*): Likewise.
1279 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1280 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1281 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1282 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1283 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1284 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1285 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1286 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1287 (OPTION_MASK_ISA_SSE4): Likewise.
1288 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1289 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1290 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1291 (override_options): Support SSE4.2.
1292 (ix86_build_const_vector): Support SImode and DImode.
1293 (ix86_build_signbit_mask): Likewise.
1294 (ix86_expand_int_vcond): Support V2DImode.
1295 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1296 (IX86_BUILTIN_CRC32HI): Likewise.
1297 (IX86_BUILTIN_CRC32SI): Likewise.
1298 (IX86_BUILTIN_CRC32DI): Likewise.
1299 (IX86_BUILTIN_PCMPGTQ): Likewise.
1300 (bdesc_crc32): Likewise.
1301 (bdesc_sse_3arg): Likewise.
1302 (ix86_expand_crc32): Likewise.
1303 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1304 (ix86_expand_builtin): Likewise.
1305 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1306 __SSE4_2__ for -msse4.2.
1307 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1308 (CRC32MODE): Likewise.
1309 (crc32modesuffix): Likewise.
1310 (crc32modeconstraint): Likewise.
1311 (sse4_2_crc32<mode>): Likewise.
1312 (sse4_2_crc32di): Likewise.
1313 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1315 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1316 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1317 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1318 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1319 (vcondu<mode>): Likewise.
1320 * doc/extend.texi: Document SSE4.2 built-in functions.
1321 * doc/invoke.texi: Document -msse4.2/-msse4.
1323 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1325 PR tree-optimization/32160
1326 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1327 variable as gimple reg.
1328 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1330 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1332 * gcc.c (main): Don't consider linker options when issuing the
1333 warning about a linker input file not being used.
1335 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1337 * tree-vrp.c (compare_names): Initialize sop.
1339 2007-05-30 Dirk Mueller <dmueller@suse.de>
1341 * cgraphunit.c (cgraph_analyze_function): Remove
1342 computation of inline parameters.
1344 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1346 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1348 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1350 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1351 Add vx-common.h. Include vxworks.h between vx-common.h and
1353 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1355 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1356 (TARGET_ASM_DESTRUCTOR): Likewise.
1357 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1358 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1359 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1360 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1361 (VXWORKS_ENDIAN_SPEC): Define.
1362 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1363 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1364 VXWORKS_* equivalents.
1365 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1366 (ASM_FILE_START): Delete.
1367 (TARGET_VERSION): Reformat.
1368 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1369 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1370 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1371 (FPBIT, DPBIT): Define.
1372 (fp-bit.c, dp-bit.c): New rules.
1373 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1374 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1375 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1376 * config/arm/arm.h: Include vxworks-dummy.h.
1377 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1378 Mark with ATTRIBUTE_UNUSED.
1379 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1380 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1381 make it incompatible with -msingle-pic-base.
1382 (arm_function_ok_for_sibcall): Return false for calls that might
1383 go through a VxWorks PIC PLT entry.
1384 (require_pic_register): New function, split out from...
1385 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1387 (arm_load_pic_register): Handle the VxWorks RTP initialization
1388 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1389 (arm_emit_call_insn): New function.
1390 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1391 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1392 (pic_offset_arm): New pattern.
1393 (call, call_value): Use arm_emit_call_insn.
1394 (call_internal, call_value_internal): New expanders.
1395 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1396 VxWorks unless __PIC__.
1398 2007-05-30 Eric Christopher <echristo@gmail.com>
1400 * genrecog.c: Include regs.h in generated file.
1401 * genemit.c: Ditto. Fix up formatting.
1402 * config/mn10300/constraints.md: New.
1403 * config/mn10300/mn10300.md: Include.
1404 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1405 Fix up for removed macro.
1406 * config/mn10300/predicates.md (call_address_operand): Ditto.
1407 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1408 (CONST_OK_FOR_I): Ditto.
1409 (CONST_OK_FOR_J): Ditto.
1410 (CONST_OK_FOR_K): Ditto.
1411 (CONST_OK_FOR_L): Ditto.
1412 (CONST_OK_FOR_M): Ditto.
1413 (CONST_OK_FOR_N): Ditto.
1414 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1418 (EXTRA_CONSTRAINT): Ditto.
1420 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1422 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1424 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1425 OPTION_MASK_ISA_64BIT.
1426 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1428 2007-05-30 Richard Guenther <rguenther@suse.de>
1431 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1432 types for comparison.
1433 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1434 with original typed arguments.
1435 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1437 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1439 PR tree-optimization/31769
1440 * except.c (duplicate_eh_regions): Clear prev_try if
1441 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1443 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1445 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1446 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1447 bsi of the location where statements should be inserted.
1448 (sink_code_in_bb): Take bsi from statement_sink_location.
1449 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1450 instead of bsi_start.
1451 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1453 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1454 (bsi_move_before): Document inconsistency with bsi_move_after.
1455 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1457 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1459 * config/i386/i386.h (TARGET_ABM): New define.
1460 (TARGET_POPCNT): Ditto.
1461 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1462 New temporary defines to redefine from OPTION_ISA_* defines.
1463 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1464 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1465 (ix86_isa_flags): New extern int declaration.
1466 (TARGET_SUBTARGET_DEFAULT): New define.
1467 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1468 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1469 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1470 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1471 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1472 * config/i386/darwin.h: Change TARGET_64BIT define to
1475 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1476 using existing "ix86_isa_flags" varible.
1477 (m32, m64): Use existing "ix86_isa_flags" variable.
1478 (mmmx, m3dnow): Ditto.
1479 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1480 (mabm): Define as non-negative option using "x86_abm" variable.
1481 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
1483 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
1484 Rewrite feature test bitmap.
1485 (ix86_isa_flags): New initialized global int varible.
1486 (ix86_isa_flags_explicit): New static int variable.
1487 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
1488 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
1489 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
1490 target_flags_explicit.
1491 (override_options): Remove "target_enable" and "target_disable" fields
1492 from "struct ptt". Update processor_target_table accordingly. Remove
1493 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
1494 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
1495 "target_flags" and "ix86_isa_flags_explicit" instead of
1496 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
1497 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
1498 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
1499 to true when either of PTA_POPCNT or PTA_ABM is set in
1500 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
1501 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
1502 processor_alias_table flags entry. Remove handling of
1503 "target_enable" and "target_disable" fields of processor_target_table.
1504 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
1505 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
1506 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
1507 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
1508 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
1510 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
1512 2007-05-29 David Daney <ddaney@avtrex.com>
1515 * config/mips/mips.c (mips_output_mi_thunk): Emit
1516 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
1518 2007-05-29 Hui-May Chang <hm.chang@apple.com>
1519 * config/i386/i386.c (ix86_function_regparm): Added checking of
1520 ix86_force_align_arg_pointer to determine the number of
1521 register parameters.
1523 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
1525 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
1526 (SET_DR_MISALIGNMENT): New.
1527 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
1528 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
1529 Use SET_DR_MISALIGNMENT.
1530 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
1532 * tree-data-ref.c (create_data_ref, compute_all_dependences,
1533 find_loop_nest): Export.
1534 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
1535 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
1536 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
1537 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
1539 (struct mem_ref): Add field reuse_distance.
1540 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
1541 Initialize reuse_distance field.
1542 (issue_prefetch_ref): Select temporality of prefetch according to
1544 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
1545 self_reuse_distance, determine_loop_nest_reuse): New functions.
1546 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
1547 (tree_ssa_prefetch_arrays): Dump L2 cache size.
1548 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
1551 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
1553 * tree-ssa-alias.c: Add aliasing overview.
1555 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
1556 Danny Smith <dannysmith@users.sourceforge.net>
1559 * config/i386/t-crtfm: Compile crtfastmath.o with
1560 -minline-all-stringops.
1561 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
1562 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
1564 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1566 * doc/md.texi: Document constraints on HP PA-RISC.
1568 * pa/constraints.md: New file.
1569 * pa.md: Include constraints.md.
1570 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
1571 (integer_store_memory_operand, ldil_cint_p): New functions.
1572 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
1573 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1574 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
1575 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
1576 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
1578 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
1581 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
1582 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
1583 case POSTDECREMENT_EXPR>): Return the error_mark_node
1584 if either the real or imaginary parts would an
1587 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
1589 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
1590 name when we remove it from a call.
1592 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
1594 * targhooks.c (default_narrow_bitfield): Remove.
1595 * targhooks.h: Remove the prototype for
1596 default_narrow_bitfield.
1598 * langhooks-def.h: Remove the prototype for
1599 hook_get_alias_set_0.
1600 * langhooks.c (hook_get_alias_set_0): Remove.
1602 * global.c (EXECUTE_IF_CONFLICT): Remove.
1604 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1607 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
1608 return true when truth_value_p is true and the type
1611 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1613 * doc/install.texi (Prerequisites): We no longer require Autoconf
1614 2.13 for the top-level.
1616 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
1618 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
1619 memory access via x86_expand_vector_move_misalign() only for
1620 TImode values on 32-bit targets.
1622 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
1624 * matrix-reorg.c: New file. Implement matrix flattening and
1625 transposing optimization.
1626 * tree-pass.h: Add matrix reorg pass.
1627 * common.opt: Add fipa-mreorg flag.
1628 * Makefile.in: Add matrix-reorg.c.
1629 * passes.c: Add matrix reorg pass.
1630 * varpool.c (add_new_static_var): New function.
1631 * cgraph.h (add_new_static_var): Declare.
1633 2007-05-27 Eric Christopher <echristo@apple.com>
1635 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
1636 sp_offset depending on stack size. Save r12 depending
1637 on registers we're saving later.
1638 (rs6000_emit_epilogue): Update sp_offset depending only
1641 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
1643 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
1644 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1645 * ifcvt.c (if_convert): Ditto.
1646 * tree-ssa-threadupdate.c (thread_block): Ditto.
1647 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
1648 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1649 verify_loop_closed_ssa): Check number_of_loops instead of
1651 * predict.c (tree_estimate_probability): Ditto.
1652 * tree-if-conv.c (main_tree_if_conversion): Ditto.
1653 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1654 * modulo-sched.c (sms_schedule): Ditto.
1655 * tree-scalar-evolution.c (scev_const_prop): Ditto.
1656 (scev_finalize): Do not do anything if scev analysis was not
1658 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
1659 current_loops == NULL.
1660 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
1661 * loop-init.c (loop_optimizer_init): Do not free current_loops when
1663 (loop_optimizer_finalize): Assert that loops were analyzed.
1664 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
1665 rtl_doloop): Check number_of_loops instead of current_loops.
1666 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
1667 current_loops == NULL.
1668 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
1669 gate_tree_vectorize tree_linear_transform, check_data_deps,
1670 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
1671 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
1672 Check number_of_loops instead of current_loops.
1673 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
1674 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
1675 free loops if available.
1676 (execute_pre): Do not pass do_fre to fini_pre.
1678 2007-05-27 Tobias Burnus <burnus@net-b.de>
1681 * real.c (mpfr_from_real): Fix sign of -Inf.
1683 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
1685 * tree-vect-transform.c (vectorizable_conversion): Initialize
1686 tree_code variables to ERROR_MARK.
1687 (vectorizable_type_demotion): Likewise.
1688 (vectorizable_type_promotion): Likewise.
1690 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1693 * config/i386/i386.md (movti): Handle push operands via
1696 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1698 * basic-block.h: Remove the prototype for merge_seq_blocks.
1699 * cfgcleanup.c (merge_seq_blocks): Remove.
1701 * tree-flow.h: Remove the prototype for is_aliased_with.
1702 * tree-ssa-alias.c (is_aliased_with): Remove.
1704 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
1706 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
1708 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
1710 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
1711 ix86_expand_sse4_unpack if SSE4.1 is enabled.
1712 (vec_unpacks_hi_v16qi): Likewise.
1713 (vec_unpacku_lo_v16qi): Likewise.
1714 (vec_unpacks_lo_v16qi): Likewise.
1715 (vec_unpacku_hi_v8hi): Likewise.
1716 (vec_unpacks_hi_v8hi): Likewise.
1717 (vec_unpacku_lo_v8hi): Likewise.
1718 (vec_unpacks_lo_v8hi): Likewise.
1719 (vec_unpacku_hi_v4si): Likewise.
1720 (vec_unpacks_hi_v4si): Likewise.
1721 (vec_unpacku_lo_v4si): Likewise.
1722 (vec_unpacks_lo_v4si): Likewise.
1724 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1726 * c-typeck.c, config/arm/arm.c, config/darwin.c,
1727 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
1728 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
1729 follow spelling conventions in various
1730 warning/error/diagnostic messages.
1732 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
1733 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
1734 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
1735 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
1736 tree-vrp.c: Fix comment typos. Follow spelling conventions.
1737 * doc/tm.texi: Follow spelling conventions.
1739 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1742 * tree-ssa-forwprop.c
1743 (forward_propagate_addr_into_variable_array_index): Remove
1744 the lhs argument. Use the type of def_rhs instead of lhs.
1745 (forward_propagate_addr_expr_1): Update use of
1746 forward_propagate_addr_into_variable_array_index.
1748 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
1749 Nigel Stephens <nigel@mips.com>
1751 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
1752 function attributes, "far" being an alias for "long_call".
1753 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
1754 (mips_near_type_p, mips_far_type_p): New.
1755 (mips_comp_type_attributes): New function to check that attributes
1756 attached to a function type are compatible.
1757 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
1758 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
1759 to the target function of the thunk.
1760 (mips_encode_section_info): Check for "near" and "far" function
1761 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
1763 * config/mips/predicates.md (const_call_insn_operand): Test only
1764 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
1766 * doc/extend.texi (Function Attributes): Document MIPS "near" and
1769 * testsuite/gcc.target/mips/near-far-1.c: New test case.
1770 * testsuite/gcc.target/mips/near-far-2.c: New test case.
1771 * testsuite/gcc.target/mips/near-far-3.c: New test case.
1772 * testsuite/gcc.target/mips/near-far-4.c: New test case.
1774 2007-05-25 Eric Christopher <echristo@apple.com>
1776 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
1777 to x86-darwin configurations.
1778 * config/i386/t-darwin: Add softfp support.
1779 * config/i386/t-darwin64: Ditto.
1780 * config/i386/sfp-machine.h: If mach then don't use
1781 aliasing, emit a stub to call.
1783 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
1785 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
1786 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
1787 tree-predcom.c, tree-ssa-alias-warnings.c,
1788 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
1789 comment typos. Follow spelling conventions.
1790 * doc/cpp.texi, doc/invoke.texi: Fix typos.
1792 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1795 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
1796 constants into memory. Expand unaligned memory references for
1797 SSE modes via x86_expand_vector_move_misalign() function.
1799 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
1801 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
1802 "memory" attribute for "sseishft" type insn without operands[2].
1804 2007-05-25 Dirk Mueller <dmueller@suse.de>
1805 Marcus Meissner <meissner@suse.de>
1807 * doc/extend.texi (alloc_size): New attribute.
1808 * c-common.c (handle_alloc_size_attribute): New.
1809 * tree-object-size.c (alloc_object_size): Use alloc_size
1810 attribute, if available.
1812 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1814 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
1816 (__builtin_ia32_vec_ext_v2di): Likewise.
1817 (__builtin_ia32_vec_ext_v4si): Likewise.
1818 (__builtin_ia32_vec_ext_v8hi): Likewise.
1819 (__builtin_ia32_vec_ext_v16qi): Likewise.
1820 (__builtin_ia32_vec_set_v8hi): Likewise.
1822 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1824 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
1826 2007-05-25 Richard Sandiford <richard@codesourcery.com>
1828 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
1829 (arm_is_longcall_p): Rename to...
1830 (arm_is_long_call_p): ...this. Take a single tree argument and
1832 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
1833 (CUMULATIVE_ARGS): Remove call_cookie.
1834 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
1835 (ENCODED_LONG_CALL_ATTR_P): Delete.
1836 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
1837 LONG_CALL_FLAG_CHAR cases.
1838 (ARM_DECLARE_FUNCTION_SIZE): Delete.
1839 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
1840 ARM_DECLARE_FUNCTION_SIZE.
1841 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1842 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1843 (arm_encode_call_attribute, current_file_function_operand): Delete.
1844 (arm_function_in_section_p): New function.
1845 (arm_is_longcall_p): Rename to...
1846 (arm_is_long_call_p): ...this. Take the target function as a single
1847 argument and return a bool. Do not rely on call cookies. Check
1848 whether the target symbol is in the same section as the current
1849 function, not just the same compilation unit.
1850 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1851 (arm_encode_section_info): Don't encode a call type.
1852 * config/arm/arm.md (call, call_value): Update calls to
1853 arm_is_long(_)call_p. Simplify logic.
1854 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1855 Update calls to arm_is_long(_)call_p.
1857 2007-05-25 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/31982
1860 * tree-ssa-forwprop.c
1861 (forward_propagate_addr_into_variable_array_index): Handle arrays
1862 with element size one.
1864 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1866 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1867 (umulsi3_highpart): Likewise.
1869 2007-05-24 Ian Lance Taylor <iant@google.com>
1871 PR rtl-optimization/32069
1872 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1875 2007-05-24 Ollie Wild <aaw@google.com>
1877 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1880 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1882 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1883 (oprs_unchanged_p): Use it to check all registers in a REG.
1884 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1885 (reg_set_between_after_reload_p): Delete.
1886 (reg_used_between_after_reload_p): Likewise.
1887 (reg_set_or_used_since_bb_start): Likewise.
1888 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1889 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1890 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1891 * rtlanal.c (reg_set_p): Check whether REG overlaps
1892 regs_invalidated_by_call, rather than just checking the
1893 membership of REGNO (REG).
1895 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1897 * doc/passes.texi: Document predictive commoning.
1898 * doc/invoke.texi (-fpredictive-commoning): Document.
1899 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1900 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1901 adding indices to the generated name.
1902 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1903 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1904 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1905 (op_symbol_code): ... and exported.
1906 (dump_omp_clause, op_symbol): Use op_symbol_code
1907 instead of op_symbol_1.
1908 * tree-pass.h (pass_predcom): Declare.
1909 * timevar.def (TV_PREDCOM): New timevar.
1910 * tree-ssa-loop.c (run_tree_predictive_commoning,
1911 gate_tree_predictive_commoning, pass_predcom): New.
1912 * tree-data-ref.c (find_data_references_in_loop): Find the
1913 references in dominance order.
1914 (canonicalize_base_object_address): Ensure that the result has
1916 (dr_analyze_innermost): Export.
1917 (create_data_ref): Code to fail for references with invariant
1919 (find_data_references_in_stmt): ... here.
1920 * tree-data-ref.h (dr_analyze_innermost): Declare.
1921 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1922 (aff_combination_find_elt, name_expansion_hash,
1923 name_expansion_eq, tree_to_aff_combination_expand,
1924 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1926 * tree-affine.h (aff_combination_constant_multiple_p,
1927 tree_to_aff_combination_expand): Declare.
1928 * tree-predcom.c: New file.
1929 * common.opt (fpredictive-commoning): New option.
1930 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1931 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1932 * Makefile.in (tree-predcom.o): Add.
1933 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1934 * passes.c (init_optimization_passes): Add dceloop after
1935 copy propagation in loop optimizer. Add predictive commoning
1936 to loop optimizer passes.
1938 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1940 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1943 2007-05-24 Jan Hubicka <jh@suse.cz>
1945 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1947 (genheader): Include statistics.h.
1949 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1951 * print-rtl.c (flag_dump_unnumbered): Update comments.
1952 (print_rtl): Fix my previous change.
1953 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1956 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1959 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1961 (thread_through_all_blocks): Call initialize_original_copy_tables
1962 and free_original_copy_tables.
1963 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1965 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1966 * cfghooks.c (duplicate_block): Use get_loop_copy.
1967 * cfg.c: Include cfgloop.h.
1968 (loop_copy): New hash table.
1969 (initialize_original_copy_tables): Initialize loop_copy table.
1970 (free_original_copy_tables): Free loop_copy table.
1971 (copy_original_table_clear, copy_original_table_set,
1972 set_loop_copy, get_loop_copy): New functions.
1973 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1974 * cfgloop.h (struct loop): Remove copy field.
1975 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1976 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1978 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1980 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1981 -msse/-msse2/-msse3.
1983 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1985 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
1986 __builtin_ia32_vec_set_v2di with MASK_64BIT.
1988 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1991 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
1992 * targhooks.h (default_mangle_decl_assembler_name): Declare
1994 * targhooks.c (default_mangle_decl_assembler_name): Define
1996 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
1998 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
1999 * langhooks.c (lhd_set_decl_assembler_name): Call
2000 targetm.mangle_decl_assembler_name for names with global scope.
2002 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2004 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2005 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2007 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2008 New. Factored out of i386_pe_encode_section_info.
2009 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2010 Move check for prior decoration of stdcall
2011 symbols to i386_pe_encode_section_info.
2012 (i386_pe_encode_section_info): Adjust call to
2013 gen_stdcall_or_fastcall_suffix. Use
2014 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2015 (i386_pe_mangle_decl_assembler_name): New. Wrap
2016 i386_pe_maybe_mangle_decl_assembler_name.
2018 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2020 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2021 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2022 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2023 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2024 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2027 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2028 Nigel Stephens <nigel@mips.com>
2029 Richard Sandiford <richard@codesourcery.com>
2031 Fix up MIPS16 hard float and add support for complex.
2033 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2034 (TARGET_SOFT_FLOAT_ABI): New.
2035 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2036 __mips_soft_float to reflect the ABI in use, not whether the
2037 FPU is directly accessible (e.g., in MIPS16 mode).
2038 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2039 (UNITS_PER_FPVALUE): Likewise.
2041 * config/mips/mips.c (mips_expand_call): Remove redundant
2042 TARGET_MIPS16 check.
2043 (mips_arg_regno): New.
2044 (function_arg_advance): When setting bits in cum->fp_code for
2045 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2047 (function_arg): Use mips_arg_regno.
2048 (mips_return_mode_in_fpr_p): New.
2049 (mips16_call_stub_mode_suffix): New.
2050 (mips16_cfun_returns_in_fpr_p): New.
2051 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2052 (mips_output_function_prologue): Test mips16_hard_float, not
2053 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2054 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2055 return value into a floating-point register.
2056 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2057 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2058 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2059 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2060 word of double arguments from or to the high bits of 64-bit
2061 floating point registers.
2062 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2063 (mips16_fpret_double): New helper function.
2064 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2065 support for complex modes. Fill in DECL_RESULT for stubdecl.
2066 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2068 * config/mips/mips16.S
2069 (RET, ARG1, ARG2): New.
2070 (MERGE_GPRf, MERGE_GPRt): New.
2071 (DELAYt, DELAYf): New.
2072 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2073 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2074 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2075 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2076 (SFOP): Renamed to...
2077 (OPSF3): This, and macro-ified. Updated all uses.
2078 (SFOP2): Renamed to...
2079 (OPSF2): This, and macro-ified. Updated all uses.
2080 (SFCMP): Renamed to...
2081 (CMPSF): This, and macro-ified. Updated all uses.
2082 (SFREVCMP): Renamed to...
2083 (REVCMPSF): This, and macro-ified. Updated all uses.
2084 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2085 (LDDBL1, LDDBL2, RETDBL): Deleted.
2086 (DFOP): Renamed to...
2087 (OPDF3): This, and macro-ified. Updated all uses.
2088 (DFOP2): Renamed to...
2089 (OPDF2): This, and macro-ified. Updated all uses.
2090 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2091 (DFCMP): Renamed to...
2092 (CMPDF): This, and macro-ified. Updated all uses.
2093 (DFREVCMP): Renamed to...
2094 (REVCMPDF): This, and macro-ified. Updated all uses.
2095 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2096 (RET_FUNCTION): New.
2097 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2098 (__mips16_ret_sc, __mips16_ret_dc): New.
2099 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2100 STUB_ARGS_6, STUB_ARGS_10): New.
2101 (CALL_STUB_NO_RET): New.
2102 (__mips16_call_stub_1): Macro-ified.
2103 (__mips16_call_stub_5): Macro-ified.
2104 (__mips16_call_stub_2): Macro-ified.
2105 (__mips16_call_stub_6): Macro-ified.
2106 (__mips16_call_stub_9): Macro-ified.
2107 (__mips16_call_stub_10): Macro-ified.
2108 (CALL_STUB_RET): New.
2109 (__mips16_call_stub_sf_0): Macro-ified.
2110 (__mips16_call_stub_sf_1): Macro-ified.
2111 (__mips16_call_stub_sf_5): Macro-ified.
2112 (__mips16_call_stub_sf_2): Macro-ified.
2113 (__mips16_call_stub_sf_6): Macro-ified.
2114 (__mips16_call_stub_sf_9): Macro-ified.
2115 (__mips16_call_stub_sf_10): Macro-ified.
2116 (__mips16_call_stub_df_0): Macro-ified.
2117 (__mips16_call_stub_df_1): Macro-ified.
2118 (__mips16_call_stub_df_5): Macro-ified.
2119 (__mips16_call_stub_df_2): Macro-ified.
2120 (__mips16_call_stub_df_6): Macro-ified.
2121 (__mips16_call_stub_df_9): Macro-ified.
2122 (__mips16_call_stub_df_10): Macro-ified.
2123 (__mips16_call_stub_sc_0): New.
2124 (__mips16_call_stub_sc_1): New.
2125 (__mips16_call_stub_sc_5): New.
2126 (__mips16_call_stub_sc_2): New.
2127 (__mips16_call_stub_sc_6): New.
2128 (__mips16_call_stub_sc_9): New.
2129 (__mips16_call_stub_sc_10): New.
2130 (__mips16_call_stub_dc_0): New.
2131 (__mips16_call_stub_dc_1): New.
2132 (__mips16_call_stub_dc_5): New.
2133 (__mips16_call_stub_dc_2): New.
2134 (__mips16_call_stub_dc_6): New.
2135 (__mips16_call_stub_dc_9): New.
2136 (__mips16_call_stub_dc_10): New.
2138 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2139 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2140 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2142 2007-05-23 Ian Lance Taylor <iant@google.com>
2144 * doc/invoke.texi (Invoking GCC): Document that the order of the
2147 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2150 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2151 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2152 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2156 * config/score/score.c (score_print_operand): Make sure that only
2157 lower bits are used.
2159 2007-05-22 Ian Lance Taylor <iant@google.com>
2161 * tree-vrp.c (avoid_overflow_infinity): New static function,
2162 broken out of set_value_range_to_value.
2163 (set_value_range_to_value): Call avoid_overflow_infinity.
2164 (extract_range_from_assert): Likewise.
2166 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2169 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2170 change the type before looking for a COMPOUND_EXPR.
2172 2007-05-22 Ian Lance Taylor <iant@google.com>
2174 * lower-subreg.c (decompose_multiword_subregs): If we change an
2175 insn, call remove_retval_note on it.
2177 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2179 * regs.h (end_hard_regno): New function.
2180 (END_HARD_REGNO, END_REGNO): New macros.
2181 (add_to_hard_reg_set): New function.
2182 (remove_from_hard_reg_set): Likewise.
2183 (in_hard_reg_set_p): Likewise.
2184 (overlaps_hard_reg_set_p): Likewise.
2185 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2186 (note_btr_set): Use END_HARD_REGNO.
2187 * caller-save.c (setup_save_areas): Use end_hard_regno.
2188 (mark_set_regs): Use END_HARD_REGNO.
2189 (add_stored_regs): Use end_hard_regno.
2190 (mark_referenced_regs): Use add_to_hard_reg_set.
2191 * combine.c (update_table_tick): Use END_REGNO.
2192 (record_value_for_reg): Likewise.
2193 (record_dead_and_set_regs): Likewise.
2194 (get_last_value_validate): Likewise.
2195 (use_crosses_set_p): Likewise.
2196 (reg_dead_at_p_1): Likewise.
2197 (reg_dead_at_p): Likewise.
2198 (mark_used_regs_combine): Use add_to_hard_reg_set.
2199 (move_deaths): Use END_HARD_REGNO.
2200 (reg_bitfield_target_p): Use end_hard_regno.
2201 (distribute_notes): Use END_HARD_REGNO.
2202 * cse.c (mention_regs): Use END_REGNO.
2203 (insert): Use add_to_hard_reg_set.
2204 (invalidate): Use END_HARD_REGNO.
2205 (invalidate_for_call): Likewise.
2206 (exp_equiv_p): Use END_REGNO.
2207 (cse_insn): Likewise.
2208 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2209 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2210 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2211 * function.c (keep_stack_depressed): Use end_hard_regno.
2212 * global.c (global_alloc): Use end_hard_regno.
2213 (global_conflicts): Use add_to_hard_reg_set instead of
2215 (find_reg): Likewise.
2216 (mark_reg_store): Likewise.
2217 (mark_reg_conflicts): Likewise.
2218 (mark_reg_death): Use remove_from_hard_reg_set.
2219 (mark_reg_live_nc): Delete.
2220 (set_preference): Use end_hard_regno.
2221 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2222 remove_from_hard_reg_set.
2223 (post_mark_life): Use add_to_hard_reg_set.
2224 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2225 (reg_becomes_live): Use add_to_hard_reg_set.
2226 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2227 (peep2_find_free_register): Use add_to_hard_reg_set.
2228 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2229 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2230 * regrename.c (note_sets): Use add_to_hard_reg_set.
2231 (clear_dead_regs): Use remove_from_hard_reg_set.
2232 (regrename_optimize): Use add_to_hard_reg_set.
2233 (find_oldest_value_reg): Use in_hard_reg_set_p.
2234 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2235 (hard_reg_set_here_p): Use end_hard_regno.
2236 (decompose): Likewise.
2237 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2238 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2239 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2240 (mark_home_live): Use end_hard_regno.
2241 (spill_hard_reg): Likewise.
2242 (clear_reload_reg_in_use): Likewise.
2243 * reorg.c (delete_prior_computation): Use END_REGNO.
2244 * resource.c (update_live_status): Use END_HARD_REGNO.
2245 (mark_referenced_resources): Use add_to_hard_reg_set.
2246 (mark_set_resources): Likewise.
2247 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2248 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2249 (reg_overlap_mentioned_p): Likewise.
2250 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2251 (covers_regno_no_parallel_p): Use END_REGNO.
2252 (find_regno_note): Likewise.
2253 (find_reg_fusage): Use END_HARD_REGNO.
2254 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2255 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2257 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2259 * mode-switching.c (reg_dies): Change type of second argument to
2261 (optimize_mode_switching): Update accordingly.
2263 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2265 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2267 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2268 (hard_reg_set_empty_p): ...these new functions.
2269 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2270 GO_IF_HARD_REG_SUBSET.
2271 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2272 instead of GO_IF_HARD_REG_EQUAL.
2273 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2274 instead of GO_IF_HARD_REG_EQUAL.
2275 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2276 GO_IF_HARD_REG_SUBSET.
2277 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2278 GO_IF_HARD_REG_EQUAL.
2279 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2280 of GO_IF_HARD_REG_SUBSET.
2281 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2282 instead of GO_IF_HARD_REG_EQUAL.
2283 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2284 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2285 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2286 of GO_IF_HARD_REG_SUBSET,
2287 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2288 GO_IF_HARD_REG_SUBSET.
2289 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2290 instead of GO_IF_HARD_REG_EQUAL.
2291 * config/sh/sh.c (push_regs, calc_live_regs): Use
2292 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2293 (hard_regs_intersect_p): Delete.
2295 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2297 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2299 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2300 Richard Henderson <rth@redhat.com>
2302 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2304 (x86_64-*-*): Likewise.
2306 * i386/i386-modes.def (V2QI): New.
2308 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2310 (override_options): Support SSE4.1.
2311 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2312 (IX86_BUILTIN_BLENDPS): Likewise.
2313 (IX86_BUILTIN_BLENDVPD): Likewise.
2314 (IX86_BUILTIN_BLENDVPS): Likewise.
2315 (IX86_BUILTIN_PBLENDVB128): Likewise.
2316 (IX86_BUILTIN_PBLENDW128): Likewise.
2317 (IX86_BUILTIN_DPPD): Likewise.
2318 (IX86_BUILTIN_DPPS): Likewise.
2319 (IX86_BUILTIN_INSERTPS128): Likewise.
2320 (IX86_BUILTIN_MOVNTDQA): Likewise.
2321 (IX86_BUILTIN_MPSADBW128): Likewise.
2322 (IX86_BUILTIN_PACKUSDW128): Likewise.
2323 (IX86_BUILTIN_PCMPEQQ): Likewise.
2324 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2325 (IX86_BUILTIN_PMAXSB128): Likewise.
2326 (IX86_BUILTIN_PMAXSD128): Likewise.
2327 (IX86_BUILTIN_PMAXUD128): Likewise.
2328 (IX86_BUILTIN_PMAXUW128): Likewise.
2329 (IX86_BUILTIN_PMINSB128): Likewise.
2330 (IX86_BUILTIN_PMINSD128): Likewise.
2331 (IX86_BUILTIN_PMINUD128): Likewise.
2332 (IX86_BUILTIN_PMINUW128): Likewise.
2333 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2334 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2335 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2336 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2337 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2338 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2339 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2340 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2341 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2342 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2343 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2344 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2345 (IX86_BUILTIN_PMULDQ128): Likewise.
2346 (IX86_BUILTIN_PMULLD128): Likewise.
2347 (IX86_BUILTIN_ROUNDPD): Likewise.
2348 (IX86_BUILTIN_ROUNDPS): Likewise.
2349 (IX86_BUILTIN_ROUNDSD): Likewise.
2350 (IX86_BUILTIN_ROUNDSS): Likewise.
2351 (IX86_BUILTIN_PTESTZ): Likewise.
2352 (IX86_BUILTIN_PTESTC): Likewise.
2353 (IX86_BUILTIN_PTESTNZC): Likewise.
2354 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2355 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2356 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2357 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2358 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2360 (bdesc_sse_3arg): Likewise.
2361 (bdesc_2arg): Likewise.
2362 (bdesc_1arg): Likewise.
2363 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2365 (ix86_expand_sse_4_operands_builtin): New.
2366 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2367 smaller than 8 bits as the 2nd arg.
2368 (ix86_expand_sse_ptest): New.
2369 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2370 (ix86_expand_vector_set): Support SSE4.1.
2371 (ix86_expand_vector_extract): Likewise.
2373 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2374 __SSE4_1__ for -msse4.1.
2376 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2377 (UNSPEC_INSERTPS): Likewise.
2378 (UNSPEC_DP): Likewise.
2379 (UNSPEC_MOVNTDQA): Likewise.
2380 (UNSPEC_MPSADBW): Likewise.
2381 (UNSPEC_PHMINPOSUW): Likewise.
2382 (UNSPEC_PTEST): Likewise.
2383 (UNSPEC_ROUNDP): Likewise.
2384 (UNSPEC_ROUNDS): Likewise.
2386 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2388 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2389 (const_pow2_1_to_32768_operand): Likewise.
2391 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2394 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2396 (sse4_1_insertps): Likewise.
2397 (*sse4_1_extractps): Likewise.
2398 (sse4_1_ptest): Likewise.
2399 (sse4_1_mulv2siv2di3): Likewise.
2400 (*sse4_1_mulv4si3): Likewise.
2401 (*sse4_1_smax<mode>3): Likewise.
2402 (*sse4_1_umax<mode>3): Likewise.
2403 (*sse4_1_smin<mode>3): Likewise.
2404 (*sse4_1_umin<mode>3): Likewise.
2405 (sse4_1_eqv2di3): Likewise.
2406 (*sse4_1_pinsrb): Likewise.
2407 (*sse4_1_pinsrd): Likewise.
2408 (*sse4_1_pinsrq): Likewise.
2409 (*sse4_1_pextrb): Likewise.
2410 (*sse4_1_pextrb_memory): Likewise.
2411 (*sse4_1_pextrw_memory): Likewise.
2412 (*sse4_1_pextrq): Likewise.
2413 (sse4_1_blendpd): Likewise.
2414 (sse4_1_blendps): Likewise.
2415 (sse4_1_blendvpd): Likewise.
2416 (sse4_1_blendvps): Likewise.
2417 (sse4_1_dppd): Likewise.
2418 (sse4_1_dpps): Likewise.
2419 (sse4_1_movntdqa): Likewise.
2420 (sse4_1_mpsadbw): Likewise.
2421 (sse4_1_packusdw): Likewise.
2422 (sse4_1_pblendvb): Likewise.
2423 (sse4_1_pblendw): Likewise.
2424 (sse4_1_phminposuw): Likewise.
2425 (sse4_1_extendv8qiv8hi2): Likewise.
2426 (*sse4_1_extendv8qiv8hi2): Likewise.
2427 (sse4_1_extendv4qiv4si2): Likewise.
2428 (*sse4_1_extendv4qiv4si2): Likewise.
2429 (sse4_1_extendv2qiv2di2): Likewise.
2430 (*sse4_1_extendv2qiv2di2): Likewise.
2431 (sse4_1_extendv4hiv4si2): Likewise.
2432 (*sse4_1_extendv4hiv4si2): Likewise.
2433 (sse4_1_extendv2hiv2di2): Likewise.
2434 (*sse4_1_extendv2hiv2di2): Likewise.
2435 (sse4_1_extendv2siv2di2): Likewise.
2436 (*sse4_1_extendv2siv2di2): Likewise.
2437 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2438 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2439 (sse4_1_zero_extendv4qiv4si2): Likewise.
2440 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2441 (sse4_1_zero_extendv2qiv2di2): Likewise.
2442 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2443 (sse4_1_zero_extendv4hiv4si2): Likewise.
2444 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2445 (sse4_1_zero_extendv2hiv2di2): Likewise.
2446 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2447 (sse4_1_zero_extendv2siv2di2): Likewise.
2448 (*sse4_1_zero_extendv2siv2di2): Likewise.
2449 (sse4_1_roundpd): Likewise.
2450 (sse4_1_roundps): Likewise.
2451 (sse4_1_roundsd): Likewise.
2452 (sse4_1_roundss): Likewise.
2453 (mulv4si3): Don't expand for SSE4.1.
2454 (smax<mode>3): Likewise.
2455 (umaxv4si3): Likewise.
2456 (uminv16qi3): Likewise.
2457 (umin<mode>3): Likewise.
2458 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2460 * doc/extend.texi: Document SSE4.1 built-in functions.
2462 * doc/invoke.texi: Document -msse4.1.
2464 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2466 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
2467 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2468 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2469 (ASM_SPEC): Add asm_pcrel_spec.
2470 (EXTRA_SPECS): Add asm_pcrel_spec.
2472 2007-05-21 David Daney <ddaney@avtrex.com>
2474 * doc/install.texi (Building a cross compiler): Add requirements
2475 for Java cross compiler.
2477 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2480 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2481 Add loopno argument. Use evolution_function_is_invariant_rec_p
2482 instead of evolution_function_is_constant_p.
2483 Update calls to evolution_function_is_affine_multivariate_p.
2484 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
2485 Add loopno argument.
2486 * tree-scalar-evolution.c (gather_chrec_stats): Call
2487 evolution_function_is_affine_multivariate_p with a loop
2489 * tree-data-ref.c (analyze_miv_subscript): Likewise.
2490 (analyze_overlapping_iterations): Likewise.
2491 (access_functions_are_affine_or_constant_p): Likewise.
2492 (build_classic_dist_vector_1): If the access functions
2493 are equal, don't do anything.
2495 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
2496 Paolo Carlini <pcarlini@suse.de>
2497 Uros Bizjak <ubizjak@gmail.com>
2499 * c-cppbuiltin.c (c_cpp_builtins): Define
2500 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
2501 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
2502 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
2503 * doc/cpp.texi ([Standard Predefined Macros]): Document.
2505 2007-05-21 Mike Stump <mrs@apple.com>
2507 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
2509 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2511 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
2513 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
2514 implementation if __OPTIMIZE__ is not defined.
2515 (_mm_alignr_pi8): Ditto.
2516 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2517 (_mm_inserti_si64): Ditto.
2518 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2519 (_mm_slli_epi16): Ditto.
2520 (_mm_slli_epi32): Ditto.
2521 (_mm_slli_epi64): Ditto.
2522 (_mm_srai_epi16): Ditto.
2523 (_mm_srai_epi32): Ditto.
2524 (_mm_srli_si128): Ditto.
2525 (_mm_slli_si128): Ditto.
2526 (_mm_srli_epi16): Ditto.
2527 (_mm_srli_epi32): Ditto.
2528 (_mm_srli_epi64): Ditto.
2529 (_mm_extract_epi16): Ditto.
2530 (_mm_insert_epi16): Ditto.
2531 (_mm_shufflehi_epi16): Ditto.
2532 (_mm_shufflelo_epi16): Ditto.
2533 (_mm_shuffle_epi32): Ditto.
2534 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
2536 (_mm_insert_pi16): Ditto.
2538 (_mm_shuffle_pi16): Ditto.
2540 (_mm_shufle_ps): Ditto.
2541 (_mm_prefetch): Ditto.
2543 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
2545 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
2546 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
2547 * real.c (encode_i370_single, decode_i370_single,
2548 encode_i370_double, decode_i370_double): Functions removed.
2549 (i370_single_format, i370_double_format): Initializations removed.
2550 (real_maxval, round_for_format, exact_real_truncate, significand_size):
2551 Consider the log2_b field to always be one.
2552 (ieee_single_format, mips_single_format, coldfire_single_format,
2553 ieee_double_format, mips_double_format, coldfire_double_format,
2554 ieee_extended_motorola_format, ieee_extended_intel_96_format,
2555 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
2556 ibm_extended_format, mips_extended_format, ieee_quad_format,
2557 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
2558 decimal_single_format, decimal_double_format, decimal_quad_format,
2559 c4x_single_format, c4x_extended_format, real_internal_format): Remove
2560 initialization of log2_b.
2561 * real.h (i370_single_format, i370_double_format): Declarations removed.
2562 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
2563 field to always be one.
2565 2007-05-21 Andreas Schwab <schwab@suse.de>
2567 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
2568 NOTE_INSN_BASIC_BLOCK_P.
2569 (process_for_unwind_directive): Likewise.
2571 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
2573 * builtins.c (expand_builtin_setjmp_setup): Update comment.
2574 * function.h (struct function): Move va_list_gpr_size,
2575 va_list_fpr_size, function_frequency to front of bitfields. Add
2577 (current_function_calls_unwind_init): New.
2578 * except.c (expand_builtin_unwind_init): Set
2579 current_function_calls_unwind_init not
2580 current_function_has_nonlocal_label.
2581 * reload1.c (has_nonexceptional_receiver): New.
2582 (reload): Use it and current_function_calls_unwind_init to
2583 determine whether call-saved regs must be saved.
2585 2007-05-20 Jan Hubicka <jh@suse.cz>
2587 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
2588 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2589 * ddg.c (create_ddg): LIkewise.
2590 * final.c (final): Remove hunk moving line numbernotes around since
2591 they are no longer present at this stage.
2592 (final_scan_insn): Use NOTE_KIND instead of
2593 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2594 (output_asm_label): Likewise.
2595 * reorg.c (dbr_schedule): Likewise.
2596 * haifa-sched.c (unlink_other_notes): Likewise.
2597 * mode-switching.c (optimize_mode_switching): Likewise.
2598 * graph.c (start_bb): Likewise.
2599 * rtl.def (NOTE): Update description.
2600 * jump.c (squeeze_notes): Delete.
2601 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
2602 NOTE_INSN_BASIC_BLOCK_P when possible.
2603 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
2604 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
2605 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2606 (dwarf2out_var_location): Likewise.
2607 * cfgbuild.c (make_edges): Likewise.
2608 (find_basic_blocks_1): Likewise.
2609 * function.c (reorder_blocks_1): Likewise.
2610 (epilogue_done): Likewise.
2611 (reposition_prologue_and_epilogue_notes): Likewise.
2612 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
2614 (print_rtl): Likewise.
2615 (print_rtl_single): Likewise.
2616 * gcse.c (insert_insn_start_bb): Likewise.
2617 * alias.c (init_alias_analysis): Likewise.
2618 * calls.c (fixup_tail_calls): Likewise.
2619 * except.c (sjlj_emit_function_enter): Likewise.
2620 * emit-rtl.c (add_insn_after): Likeiwse.
2621 (emit_label_before): Likewise.
2622 (emit_label_after): Likewise.
2623 (emit_note_before, emit_note_after, emit_note): Update
2624 parameter to be enum insn_note; do not deal with source
2626 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
2627 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
2629 (merge_blocks_move_successor_nojumps): Simplify now when
2630 we don't have BLOCK notes.
2631 (try_optimize_cfg): Likewise.
2632 * cfglayout.c (skip_insns_after_block): Likewise.
2633 (record_effective_endpoints): Likewise.
2634 (duplicate_insn_chain): Likewise.
2635 * varasm.c (output_constant_pool_1): Likewise.
2636 * sched-deps.c (sched_analyze): Likewise.
2637 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
2639 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
2640 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
2641 (SET_INSN_DELETED): Simplify.
2642 (NOTE_LINE_NUMBER): Exterminate.
2643 (NOTE_LINE_KIND): New.
2644 (NOTE_INSN_BASIC_BLOCK_P): Update.
2645 (enum insn_note): Simplify.
2646 (GET_NOTE_INSN_NAME) Simplify.
2647 (emit_note_before, emit_note_after, emit_note): Update prototype.
2648 (squeeze_notes): Remove.
2649 * sched-int.h (NOTE_NOT_BB_P): Update.
2650 * resource.c (mark_target_live_regs): Update.
2651 * sched-rgn.c (debug_dependencies): Update.
2652 * sched-vis.c (print_insn): Update.
2653 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
2654 * config/i386/i386.c (ix86_output_function_epilogue): Update.
2655 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
2656 (TARGET_ADJUST_UNROLL_MAX): Likewise.
2657 (split_branches): Update.
2658 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
2660 (sh_adjust_unroll_max): Exterminate.
2661 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
2662 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
2663 (m68hc11_reorg): Likewise.
2664 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
2665 (emit_predicate_relation_info): Update.
2666 (process_for_unwind_directive): Update.
2667 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
2668 (output_call): Update.
2669 * config/pa/pa.c (output_lbranch): Update.
2670 (output_millicode_call): Update.
2671 (output_call): Update.
2672 (pa_combine_instructions): Update.
2673 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
2674 * config/bfin/bfin.c (gen_one_bundle): Update.
2675 * cfgrtl.c (can_delete_note_p): Update.
2676 (delete_insn): Update.
2677 (rtl_merge_blocks): Update.
2678 (commit_one_edge_insertion): Update.
2679 (rtl_verify_flow_info): Update.
2680 * stmt.c (expand_case): Do not call squeeze_notes.
2682 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2689 * c.opt (Wtype-limits): New.
2690 * doc/invoke.texi (Wtype-limits): Document it.
2691 (Wextra): Enabled by -Wextra.
2692 * c-opts.c (c_common_post_options): Enabled by -Wextra.
2693 * c-common.c (shorten_compare): Warn with Wtype-limits.
2695 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2697 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
2698 inlined function, not as a macro.
2699 (_mm_alignr_pi8): Ditto.
2700 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2701 (_mm_inserti_si64): Ditto.
2702 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2703 (_mm_extract_epi16): Ditto.
2704 (_mm_insert_epi16): Ditto.
2705 (_mm_shufflehi_epi16): Ditto.
2706 (_mm_shufflelo_epi16): Ditto.
2707 (_mm_shuffle_epi32): Ditto.
2708 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
2709 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
2711 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
2713 (_m_to_float): Use C89 compatible assignment.
2715 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
2718 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
2720 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2723 * doc/invoke.texi (Wreturn-type): Complete description.
2724 (Wextra): Delete item about return-type warning.
2725 * c-decl.c: Delete redundant Wextra warning.
2727 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2730 * config/i386/pmmintrin.h: Do not include xmmintrin.h
2731 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
2732 inlined function, not as a macro.
2733 (_mm_prefetch): Ditto.
2735 (_mm_insert_pi16): Ditto.
2737 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
2738 (_m_pshufw): Ditto. Add const to __N argument.
2739 (_mm_shufle_ps): Ditto. Add const to __mask argument.
2740 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
2741 (_mm_slli_epi32): Ditto.
2742 (_mm_srli_si128): Implement as always inlined function, not as a macro.
2743 Add __inline to function declaration.
2744 (_mm_slli_si128): Ditto.
2746 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
2748 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
2749 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
2751 (struct fenv): New structure.
2752 (FP_HANDLE_EXCEPTIONS): New define.
2753 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
2754 (_FP_DECL_EXP): New define.
2755 (FP_INIT_ROUNDMODE): New define.
2756 (FP_ROUNDMODE): New define.
2758 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2760 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
2761 (Wconversion): Update description.
2762 (Wconversion-sign): New.
2763 * c.opt (Wconversion-sign): New.
2764 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
2765 means disabled for C++. Otherwise, take the status of Wconversion.
2766 * c-common.c (conversion_warning): Warn with either Wconversion or
2768 (warnings_for_convert_and_check): Conditions are already checked by
2770 (convert_and_check): Don't check warnings if the conversion failed.
2772 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
2773 Anatoly Sokolov <aesok@dol.ru>
2775 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
2776 avr_epilogue_uses) : Add declaration.
2777 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
2778 * config/avr/constraints.md (R): New constraint.
2779 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
2780 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
2781 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
2782 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
2783 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
2784 call_prologue_saves, epilogue_restores, return_from_epilogue,
2785 return_from_main_epilogue, return_from_interrupt_epilogue,
2786 return_from_naked_epilogue, prologue, epilogue): New patterns.
2787 (jump): Handle symbol reference.
2788 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
2789 avr_output_function_prologue, avr_output_function_epilogue): Remove
2791 (avr_init_machine_status, expand_prologue, expand_epilogue,
2792 avr_asm_function_end_prologue, avr_epilogue_uses,
2793 avr_asm_function_begin_epilogue): New functions.
2794 (prologue_size, epilogue_size, jump_tables_size): Remove global
2796 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
2797 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
2798 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
2799 (avr_override_options): Initialise init_machine_status.
2800 (output_movhi): Handle all stack pointer loads.
2801 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
2802 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
2803 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
2804 (EPILOGUE_USES) Redefine.
2805 (machine_function) Declare.
2807 2007-05-19 Richard Sandiford <richard@codesourcery.com>
2809 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
2810 Use a single return statement.
2812 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2815 * builtins.c (do_mpfr_lgamma_r): New.
2816 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
2817 * tree.h (CASE_FLT_FN_REENT): New.
2819 2007-05-18 Geoffrey Keating <geoffk@apple.com>
2821 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
2822 (output_die): Use 'unsigned long' with %x.
2823 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
2824 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
2825 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
2827 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
2829 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
2834 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
2835 true if function has no argument.
2837 2007-05-18 DJ Delorie <dj@redhat.com>
2839 * config/mips/mips.c (mips_offset_within_alignment_p): New.
2840 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2842 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2844 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2845 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2846 count_trailing_zeros.
2847 (__i386__): Implement count_leading_zeros using __builtin_clz().
2848 Implement count_trailing_zeros usign __builtin_ctz().
2850 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2852 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2854 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2857 * expr.c (emit_move_change_mode): Change mode of push operands here.
2859 2007-05-17 Ian Lance Taylor <iant@google.com>
2861 PR tree-optimization/31953
2862 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2864 (set_value_range_to_null): Call set_value_range_to_value.
2865 (extract_range_from_comparison): Likewise.
2867 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2869 * toplev.c (print_version): Output GMP/MPFR version info.
2871 * builtins.c (CASE_MATHFN_REENT): New macro.
2872 (mathfn_built_in): Use it.
2873 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2874 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2875 BUILT_IN_LGAMMAL_R): New.
2876 * doc/extend.texi: Document new builtins.
2879 * builtins.c (do_mpfr_remquo): New.
2880 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2881 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2884 * builtins.c (fold_builtin_1): Handle y0, y1.
2885 (fold_builtin_2): Handle yn.
2888 * builtins.c (do_mpfr_bessel_n): New.
2889 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2890 (fold_builtin_2): Handle BUILT_IN_JN.
2892 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2895 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2896 TYPE_PRECISION (intmax_type_node).
2898 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2901 * reload.c (subst_reloads): Remove checking.
2903 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2905 PR rtl-optimization/31691
2906 * combine.c (simplify_set): Build a new src pattern instead of
2907 substituting its operands in the COMPARE case.
2909 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2911 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2912 (execute_vrp): Preserve loops through jump threading.
2913 * tree-ssa-threadupdate.c (thread_single_edge,
2914 dbds_continue_enumeration_p, determine_bb_domination_status,
2915 thread_through_loop_header): New functions.
2916 (create_edge_and_update_destination_phis,
2917 create_edge_and_update_destination_phis): Set loops for the new blocks.
2918 (prune_undesirable_thread_requests): Removed.
2919 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2921 (thread_block): Do not call prune_undesirable_thread_requests.
2923 (mark_threaded_blocks): Select edges to thread here.
2924 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2925 Thread edges through loop headers independently.
2926 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2927 * tree-pass.h (TODO_mark_first_instance): New.
2928 (first_pass_instance): Declare.
2929 * cfghooks.c (duplicate_block): Put the block to the original loop
2930 if copy is not specified.
2931 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2932 jump threading. Pass may_peel_loop_headers to
2933 thread_through_all_blocks according to first_pass_instance.
2934 * cfgloop.h (create_preheader): Declare.
2935 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2936 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2937 * passes.c (first_pass_instance): New variable.
2938 (next_pass_1): Set TODO_mark_first_instance.
2939 (execute_todo): Set first_pass_instance.
2941 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2943 PR tree-optimization/24659
2944 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2945 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2946 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2947 OTI_vec_pack_ufix_trunc.
2948 (vec_unpacks_float_hi_optab): Define new macro.
2949 (vec_unpacks_float_lo_optab): Ditto.
2950 (vec_unpacku_float_hi_optab): Ditto.
2951 (vec_unpacku_float_lo_optab): Ditto.
2952 (vec_pack_sfix_trunc_optab): Ditto.
2953 (vec_pack_ufix_trunc_optab): Ditto.
2954 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2955 and vec_pack_[s|u]fix_trunc_optab using
2956 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2957 * tree-vectorizer.c (supportable_widening_operation): Handle
2958 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2959 (supportable_narrowing_operation): New function.
2960 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2961 * tree-vect-transform.c (vectorizable_conversion): Handle
2962 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2963 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2964 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2965 to check for target support.
2966 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2967 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2968 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2969 for VEC_PACK_FIX_TRUNC_EXPR.
2970 (expand_binop): Special case mode of the result for
2971 vec_pack_[u|s]fix_trunc_optab.
2972 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2973 vec_pack_[u|s]fix_trunc_optab.
2975 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2976 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2977 * tree-pretty-print.c (dump_generic_node): Handle
2978 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2979 VEC_PACK_FIX_TRUNC_EXPR.
2981 * expr.c (expand_expr_real_1): Ditto.
2982 * tree-inline.c (estimate_num_insns_1): Ditto.
2983 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2985 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
2986 (vec_unpacks_float_lo_v8hi): Ditto.
2987 (vec_unpacku_float_hi_v8hi): Ditto.
2988 (vec_unpacku_float_lo_v8hi): Ditto.
2989 (vec_unpacks_float_hi_v4si): Ditto.
2990 (vec_unpacks_float_lo_v4si): Ditto.
2991 (vec_pack_sfix_trunc_v2df): Ditto.
2993 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
2995 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
2996 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
2997 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
2998 [vec_pack_ufix_trunc]: Ditto.
2999 [vec_unpacks_float_hi]: Ditto.
3000 [vec_unpacks_float_lo]: Ditto.
3001 [vec_unpacku_float_hi]: Ditto.
3002 [vec_unpacku_float_lo]: Ditto.
3004 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3006 * soft-fp/README: Update for new files.
3007 * soft-fp/floattisf.c: New file.
3008 * soft-fp/floattidf.c: New file.
3009 * soft-fp/floattitf.c: New file.
3010 * soft-fp/floatuntisf.c: New file.
3011 * soft-fp/floatuntidf.c: New file.
3012 * soft-fp/floatuntitf.c: New file.
3013 * soft-fp/fixsfti.c: New file.
3014 * soft-fp/fixdfti.c: New file.
3015 * soft-fp/fixtfti.c: New file.
3016 * soft-fp/fixunssfti.c: New file.
3017 * soft-fp/fixunsdfti.c: New file.
3018 * soft-fp/fixunstfti.c: New file.
3019 * soft-fp/extendxftf.c: New file.
3020 * soft-fp/trunctfxf.c: New file.
3022 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3023 (__trunctfxf2): Ditto.
3025 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3026 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3027 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3028 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3029 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3030 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3032 * config/i386/t-fprules-softfp64: New file.
3033 * config/i386/sfp-machine.h: New file.
3034 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3035 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3036 and soft-fp/t-softfp to tmake_file.
3037 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3038 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3040 * config/i386/t-linux64 (softfp_wrap_start): New.
3041 (softfp_wrap_end): New.
3042 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3043 supported for TARGET_64BIT.
3045 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3047 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3048 c_common_unsigned_type behavior.
3050 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3052 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3055 2007-05-16 Eric Christopher <echristo@apple.com>
3057 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3058 saving after stack push. Set sp_offset whenever we push.
3059 (rs6000_emit_epilogue): Move altivec register restore before
3062 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3064 * configure.ac: Allow sysroots to be relocated under $prefix as
3065 well as $exec_prefix.
3066 * configure: Regenerate.
3068 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3072 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3074 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3075 (gcc_tooldir): Likewise.
3076 * configure: Regenerate.
3077 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3078 old configure.ac gcc_tooldir setting.
3079 (prefix_to_exec_prefix): New variable.
3080 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3081 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3083 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3085 * c-typeck.c (build_binary_op): Return early for error.
3087 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3089 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3090 struct nb_iter_bound.
3091 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3092 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3093 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3094 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3095 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3096 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3097 (del_scev_info): Use ggc_free.
3098 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3099 * loop-init.c: Include ggc.h.
3100 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3101 (loop_optimizer_finalize): Use ggc_free.
3102 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3103 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3104 pass_iv_optimize): Add TODO_ggc_collect.
3105 * function.h (struct function): Remove skip marker from x_current_loops.
3106 * cfgloop.c: Include ggc.h.
3107 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3109 (establish_preds): Vector superloops is gc allocated.
3110 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3112 (flow_loops_find): Vector larray is gc allocated.
3113 (loop_exit_free): Use ggc_free.
3114 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3115 that head of exits list is now not a part of struct loop.
3116 (record_loop_exits): Allocate exits table in gc memory.
3117 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3118 head of exits list is now not a part of struct loop.
3119 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3120 struct loop_exit): Add GTY marker.
3121 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3122 Add skip marker to aux field. Make head of exits list a separate
3124 (struct loops): Add GTY marker. Make larray vector gc allocated.
3125 Add param marker to exits table.
3126 (get_loops): Type changed.
3127 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3129 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3130 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3131 * basic-block.h (struct basic_block_def): Remove skip marker from
3134 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3136 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3137 of 0 in the call to expand_expr().
3138 (expand_builtin_mathfn_3): Ditto.
3139 (expand_builtin_interclass_mathfn): Ditto.
3140 (expand_builtin_cexpi): Ditto.
3141 (expand_builtin_int_roundingfn): Ditto.
3142 (expand_builtin_int_roundingfn_2): Ditto.
3143 (expand_builtin_pow): Ditto.
3144 (expand_builtin_powi): Ditto.
3145 (expand_builtin_bswap): Ditto.
3146 (expand_builtin_unop): Ditto.
3147 (expand_builtin_fabs): Ditto.
3148 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3149 the call to expand_expr().
3150 (expand_builtin_sync_operation): Ditto.
3151 (expand_builtin_compare_and_swap): Ditto.
3152 (expand_builtin_lock_test_and_set): Ditto.
3153 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3154 instead of 0 in the call to expand_expr().
3155 (expand_builtin_extract_return_addr): Ditto.
3156 (expand_builtin_eh_return): Ditto.
3157 (expand_eh_return): Ditto.
3158 * explow.c (expr_size): Ditto.
3159 * expr.c (optimize_bitfield_assignment_op): Ditto.
3160 (expand_assignement): Ditto.
3161 (store_expr): Ditto.
3162 (store_field): Ditto.
3163 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3164 the call to expand_expr().
3165 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3166 in the call to expand_expr().
3167 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3168 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3169 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3171 * optabs.c (expand_vec_shift_expr): Ditto.
3172 (expand_vec_cond_expr): Ditto.
3173 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3174 call to expand_expr().
3175 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3176 in the call to expand_expr().
3178 2007-05-14 Dave Korn <dave.korn@artimi.com>
3180 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3182 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3184 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3185 instead of c_common_unsigned_type.
3186 (c_common_unsigned_type): Remove.
3187 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3188 c_common_unsigned_type.
3189 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3190 c_common_unsigned_type.
3191 * c-common.h (c_common_unsigned_type): Remove.
3192 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3193 c_common_unsigned_type.
3194 * c-format.c (check_format_types): Use unsigned_type_for instead of
3195 c_common_unsigned_type.
3196 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3197 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3198 c_common_unsigned_type.
3199 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3200 lang_hooks.types.unsigned_type.
3201 * expmed.c (make_tree): Use unsigned_type_for instead of
3202 lang_hooks.types.unsigned_type.
3203 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3204 lang_hooks.types.unsigned_type.
3205 (build_range_check): Likewise.
3206 (fold_unary): Likewise.
3207 (fold_binary): Likewise.
3208 (fold_ternary): Likewise.
3209 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3210 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3211 * tree.c (get_unsigned_type): New.
3212 (unsigned_type_for): Use get_unsigned_type instead of
3213 lang_hooks.types.unsigned_type.
3215 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3217 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3218 to m68k_get_function_kind. Update its prototype.
3219 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3221 (m68k_interrupt_function_p): Return enum m68k_function_type
3222 instead of bool. Rename to m68k_get_function_kind.
3223 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3225 (m68k_compute_frame_layout): Don't mark any register for save
3226 if an interrupt_thread attribute is specified.
3227 (m68k_hard_regno_rename_ok): Update a use of
3228 m68k_interrupt_function_p.
3229 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3230 m68k_interrupt_function_p.
3231 (m68k_function_type): New.
3232 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3233 for a function with an interrupt_thread attribute.
3234 * doc/extend.texi: Document the interrupt_thread attribute.
3236 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3238 Fix PR tree-optimization/31911
3239 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3240 if they didn't change the expression.
3242 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3244 * tree-scalar-evolution.c (resolve_mixers): Exported.
3245 * tree-scalar-evolution.h (resolve_mixers): Declare.
3246 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3247 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3248 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3249 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3250 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3251 strip_conversion, analyze_offset_expr, address_analysis,
3252 object_analysis, analyze_offset): Removed.
3253 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3254 split_constant_offset, canonicalize_base_object_address,
3255 object_address_invariant_in_loop_p, disjoint_objects_p,
3256 dr_may_alias_p, dr_address_invariant_p): New functions.
3257 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3258 and dr_analyze_alias.
3259 (initialize_data_dependence_relation): Use dr_may_alias_p
3260 and object_address_invariant_in_loop_p.
3261 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3263 (find_data_references_in_stmt): Restrict the analysis of data references
3264 to the given loop nest.
3265 (find_data_references_in_loop): Made static. Pass loop nest to
3266 find_data_references_in_stmt.
3267 (compute_data_dependences_for_loop): Use DR_VOPS.
3268 (free_data_ref): Free DR_VOPS.
3269 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3270 (struct innermost_loop_behavior): ... new.
3271 (struct base_object_info): Replaced by ...
3272 (struct indices): ... new.
3273 (struct dr_alias): New.
3274 (enum data_ref_type): Removed.
3275 (struct data_reference): Consist of struct innermost_loop_behavior,
3276 struct indices and struct dr_alias.
3277 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3278 (DR_MEMTAG): Renamed to ...
3279 (DR_SYMBOL_TAG): ... this.
3280 (find_data_references_in_loop): Declaration removed.
3281 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3282 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3283 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3284 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3286 2007-05-13 Revital Eres <eres@il.ibm.com>
3288 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3289 which walks virtual def-use chains to find redundant stores.
3290 (dse_optimize_stmt): Call it.
3292 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3294 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3295 * passes.c (init_optimization_passes): Move pass_jump_bypass
3298 * basic-block.h (bb_has_eh_pred): Fix style issue.
3300 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3302 PR rtl-optimization/31848
3303 * loop-invariant.c (move_invariant_reg): If we move an insn
3304 with a REG_EQUAL note, and that insn is not always executed,
3305 remove the REG_EQUAL note.
3307 2007-05-12 Richard Guenther <rguenther@suse.de>
3309 PR tree-optimization/31797
3310 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3311 propagate into a stmt that has volatile ops.
3313 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3315 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3316 (gcc_tooldir): Likewise.
3317 * configure: Regenerate.
3318 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3319 old configure.ac gcc_tooldir setting.
3320 (prefix_to_exec_prefix): New variable.
3321 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3322 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3324 2007-05-11 Silvius Rus <rus@google.com>
3326 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3327 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3328 * c-common.h (strict_aliasing_warning): Change return type.
3329 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3330 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3331 (build_c_cast): Condition call to strict_aliasing_warning.
3332 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3333 * flags.h (set_Wstrict_aliasing): Declare.
3334 * opts.c (set_Wstrict_alising): Define, add call to.
3335 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3336 * tree-ssa-alias-warnings.c: New file.
3337 * tree-ssa-alias.c (compute_may_aliases): Add call to
3338 strict_aliasing_warning_backend.
3340 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3342 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3343 Use loop_depth and loop_outer accessor functions.
3344 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3345 determine_invariantness_stmt, move_computations_stmt): Ditto.
3346 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3347 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3348 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3349 * tree-scalar-evolution.c (interpret_loop_phi,
3350 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3351 instantiate_parameters_1, scev_const_prop): Ditto.
3352 * cfghooks.c (make_forwarder_block): Ditto.
3353 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3354 * modulo-sched.c (loop_canon_p): Ditto.
3355 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3356 slpeel_can_duplicate_loop_p): Ditto.
3357 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3358 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3359 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3360 cancel_loop, verify_loop_structure): Ditto.
3361 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3362 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3363 superloops vector instead of "pred" array.
3364 (establish_preds): Take father loop as an argument. Initialize the
3366 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3367 initialize loop->outer.
3368 (flow_loop_tree_node_remove): Truncate the superloops vector.
3369 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3370 "pred" merged to "superloops" vector.
3371 (loop_depth, loop_outer): New.
3372 (fel_init): Use loop_outer.
3374 2007-05-11 Jan Hubicka <jh@suse.cz>
3376 * cgraphunit.c: Include gt-cgraphunit.h
3377 (static_ctors, static_dtors): New static vars.
3378 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3379 based on implementation in c-common.c
3380 (cgraph_finalize_function): Call record_cdtor_fn.
3381 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3382 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3383 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3384 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3385 build_cdtor, c_build_cdtor_fns): Remove.
3386 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3387 c_build_cdtor_fns): Remove prototype.
3389 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3392 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3393 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3394 * builtins.c (fold_builtin_memchr): New.
3395 (expand_builtin_memchr): Call the latter.
3396 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3397 * doc/extend.texi ([Other built-in functions provided by GCC]):
3400 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3402 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3403 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3404 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3405 PFPO_OP1_TYPE_SHIFT): Constants added.
3406 (DFP_ALL): Mode macro defined.
3407 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3408 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3409 Insn definitions added.
3410 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3411 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3414 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3416 PR tree-optimization/31885
3417 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3419 (automatically_generated_chrec_p): Return false for NULL.
3421 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3423 * config/bfin/bfin.h (MOVE_RATIO): Define.
3425 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3427 * config.gcc (sparc-wrs-vxworks): New target.
3428 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3429 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3430 * config/sparc/sparc.h: Include vxworks-dummy.h.
3431 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3432 include LABEL_REFs too.
3433 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3434 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3436 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3438 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3439 (sparc_emit_call_insn): New function.
3440 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3441 functions when generating VxWorks PIC.
3442 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3443 (call, call_value): Use sparc_emit_call_insn instead of
3446 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3448 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3450 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3452 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3453 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3454 instead of operand_subword.
3456 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3458 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3459 * config/bfin/bfin.c (bfin_local_alignment): New function.
3460 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3462 2007-05-08 Chao-ying Fu <fu@mips.com>
3464 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3465 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3466 (smsub_widen_optab, umsub_widen_optab): Define.
3467 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3469 * genopinit.c (optabs): Fill in smsub_widen_optab and
3471 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3472 and umsub_widen_optab to implement multiply-subtract sequences.
3473 * config/mips/mips.md (*msac<u>_di): Rename to...
3474 (<u>msubsidi4): ...this. Extend condition to include
3475 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3476 of operand 0 to "ka" and use the three-operand form of msub<u>
3478 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3481 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3483 PR rtl-optimization/28011
3484 * reload.c (push_reload): Set dont_share if IN appears in OUT
3485 also when IN is a PLUS rtx.
3486 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
3489 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
3491 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
3492 call unshare_all_decls.
3493 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
3494 (unshare_all_decls): Remove.
3496 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
3499 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
3502 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
3503 Nigel Stephens <nigel@mips.com>
3505 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
3506 Update comments and all uses.
3507 (MIN_FPRS_PER_FMT): Define.
3508 * config/mips/mips.c (function_arg): Fix to correctly handle
3509 the -mips32r2 -mfp64 -mabi=32 case.
3510 (override_options): Enable use of odd-numbered registers for
3511 SFmode values on MIPS32.
3512 (mips_save_reg_p): Save whole floating-point register pair if
3513 either half is used.
3514 (compute_frame_size): Fix comment.
3516 2007-05-08 Jie Zhang <jie.zhang@analog.com>
3518 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
3519 argument of type bool.
3520 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
3521 argument. Safely select temporary P register according to it.
3522 (do_link): Change call site of add_to_reg accordingly.
3523 (do_unlink): Add epilogue_p as a fourth argument and pass it
3525 (expand_interrupt_handler_epilogue): Change call of do_unlink
3527 (bfin_expand_prologue): Add a third argument sibcall_p.
3528 * config/bfin/bfin.md (epilogue): Change call of
3529 bfin_expand_epilogue accordingly.
3530 (sibcall_epilogue): Likewise.
3531 (eh_return_internal): Likewise.
3533 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
3534 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
3535 * config/bfin/bfin.c (bfin_handle_option): Handle
3536 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
3537 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
3538 Support bf534, bf536 and bf561.
3539 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
3541 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
3544 * config/i386/i386.c (ix86_function_regparm): Process local
3545 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
3547 2007-05-07 Mike Stump <mrs@apple.com>
3549 * doc/invoke.texi (Warning Options): Document that -Wempty-body
3550 also checks for and while statements in C++.
3552 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
3554 * gcc.c (at_file_supplied): New variable.
3555 (main): Set it if we expanded argv.
3556 (do_spec_1): Pass an @-file to the linker if we were called with
3557 an @-file argument and HAVE_GNU_LD.
3558 * collect2.c (at_file_supplied): New variable.
3559 (response_file): New variable.
3560 (collect_exit): Unlink response_file if necessary.
3561 (handler): Likewise.
3562 (do_wait): Likewise.
3563 (main): Set at_file_supplied if we expanded argv.
3564 (collect_execute): Pass an @-file to subprocesses if we were called
3565 with an @-file argument.
3566 * configure.ac: Add define for HAVE_GNU_LD.
3567 * configure: Regenerate.
3568 * config.in: Regenerate.
3570 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
3572 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
3578 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
3580 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3581 (TARGET_ENCODE_SECTION_INFO): Re-define.
3582 (m32c_encode_section_info): New
3583 (function_vector_handler): New
3584 (current_function_special_page_vector): New
3585 (m32c_special_page_vector_p): New.
3586 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
3588 * config/m32c/jump.md: Added instruction JSRS for functions
3589 with attribute "function_vector".
3590 * doc/extend.texi (function_vector): Added description
3591 for M16C, M32C targets.
3593 2007-05-07 DJ Delorie <dj@redhat.com>
3596 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
3597 ashrpsi3, lshrpsi3): Update shift count constraint.
3599 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
3600 Nathan Froyd <froydnj@codesourcery.com>
3603 * c-incpath.c (add_path): Strip trailing path separators.
3605 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
3607 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
3608 Free dominance info before purging EH edges.
3609 (eliminate_degenerate_phis): Likewise.
3610 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
3612 2007-05-07 Jan Hubicka <jh@suse.cz>
3614 * gimplify.c (gimplify_expr): Do not crash when folding
3615 (void *)(int)&a + 4.
3617 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3620 * c-opts.c (lang_fortran): Make it non static.
3621 * c-common.h (lang_fortran): New prototype.
3622 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
3623 -lang-fortran option was passed by the driver.
3625 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
3627 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
3628 of ASSERT_CHECKING. Tweak message.
3630 2007-05-06 Revital Eres <eres@il.ibm.com>
3633 * loop-unroll.c (insert_var_expansion_initialization):
3634 Initialize the expansions with -zero instead of +zero.
3636 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
3638 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
3639 into pic and non-pic versions. Mark r19 as used for
3640 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
3641 for tgd_load, tld_load and tie_load .
3642 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
3643 version of tgd_load, tld_load and tie_load depending on the
3646 2007-05-04 Ulrich Drepper <drepper@redhat.com>
3647 Jakub Jelinek <jakub@redhat.com>
3649 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
3650 (__do_global_dtors_aux): Use more paranoid loop to run
3651 destructors if HIDDEN_DTOR_LIST_END.
3652 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
3654 2007-05-04 Jakub Jelinek <jakub@redhat.com>
3656 * varasm.c (align_variable): Don't increase alignment for
3657 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
3658 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
3660 2007-05-04 Josh Conner <jconner@apple.com>
3662 * basic-block.h (cdi_direction): Assign values to all enumeration
3664 (dom_computed): Remove.
3665 (dom_info_state): New.
3666 (set_dom_info_availability): New.
3667 * tree-ssa-loop-im.c (determine_invariantness): Initialize
3668 walk_data.dom_direction.
3669 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
3670 instead of dom_computed[].
3671 (split_edge): Likewise.
3672 (create_basic_block): Likewise.
3673 (merge_blocks): Likewise.
3674 * ifcvt.c (find_if_header): Likewise.
3675 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
3676 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3677 * tree-ssa.c (verify_ssa): Likewise.
3678 * tree-cfg.c (tree_verify_flow_info): Likewise.
3679 (remove_edge_and_dominated_blocks): Likewise.
3680 * dominance.c (dom_computed): Make static.
3681 (calc_dfs_tree_nonrec): Change third param to a bool.
3682 (calc_dfs_tree): Change second param to a bool.
3683 (calc_idioms): Change second param to a bool. Use
3684 dom_convert_dir_to_idx.
3685 (init_dom_info): Validate dir before using.
3686 (dom_convert_dir_to_idx): New.
3687 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
3688 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
3689 (free_dominance_info): Use dom_convert_dir_to_idx.
3690 (get_immediate_dominator): Likewise.
3691 (set_immediate_dominator): Likewise.
3692 (get_dominated_by): Likewise.
3693 (redirect_immediate_dominators): Likewise.
3694 (nearest_common_denominator): Likewise.
3695 (dominated_by_p): Likewise.
3696 (bb_dom_dfs_in): Likewise.
3697 (bb_dom_dfs_out): Likewise.
3698 (recount_dominator): Likewise.
3699 (iterate_fix_dominators): Likewise.
3700 (add_to_dominance_info): Likewise.
3701 (delete_from_dominance_info): Likewise.
3702 (first_dom_son): Likewise.
3703 (next_dom_son): Likewise.
3704 (dom_info_available_p): Likewise.
3705 (dom_info_state): New.
3706 (set_dom_info_availability): New.
3708 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3710 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
3712 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
3714 2007-05-04 Bob Wilson <bob.wilson@acm.org>
3716 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
3717 (subdi3, subdi_carry): Delete.
3719 2007-05-04 Jan Hubicka <jh@suse.cz>
3720 Richard Guenther <rguenther@suse.de>
3722 * opts.c (decode_options): Do not fiddle with inlining
3723 parameters in case of optimizing for size.
3724 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
3725 for size do nothing.
3726 (cgraph_decide_inlining_of_small_function): When optimizing for
3727 size never inline functions increasing caller size.
3728 (cgraph_early_inlining): Inline for size when optimizing for size.
3730 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3732 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
3733 logical operations piecewise.
3734 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
3735 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
3736 subdi_sesidi_di): Delete.
3737 (add_with_carry): Produce carry in CC instead of a DREG to shorten
3738 the generated sequence. Allow three-reg add in constraints. Rewrite
3739 the rtl expression for carry to avoid zero_extend of a constant.
3740 (sub_with_carry): New pattern.
3741 (adddi3, subdi3): Change into define_expand. For subtract, generate a
3742 different sequence not involving jumps.
3743 (notbi): Now a named pattern.
3745 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
3747 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
3748 Add the note about a significant loss of accuracy of some
3749 mathematical routines when these options are used.
3751 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3753 * haifa-sched.c (rtx_vec_t): New typedef.
3754 (contributes_to_priority_p): Extract piece of priority () into new
3756 (priority): Use the function. Add assertion.
3757 (rank_for_schedule, set_priorities): Add assertion to check that
3758 insn's priority is initialized.
3759 (clear_priorities, calc_priorities): Change signature. Make it update
3760 all relevant insns. Update all callers ('add_to_speculative_block ()'
3761 and 'create_block_check_twin ()').
3762 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
3763 Add new field 'priority_status'.
3764 (INSN_PRIORITY_STATUS): New macro.
3765 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
3767 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3769 * sched-ebb.c (debug_ebb_dependencies): New static function.
3770 (init_ready_list): Use it.
3772 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
3773 with changed signature and 'debug_rgn_dependencies ()'.
3774 (debug_rgn_dependencies): New static function.
3775 (init_ready_list): Use it.
3777 * sched-int.h (debug_dependencies): Declare.
3779 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3781 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
3783 2007-05-04 Dirk Mueller <dmueller@suse.de>
3785 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
3787 2007-05-03 Jan Hubicka <jh@suse.cz>
3789 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
3790 for pointer type in more cases than before.
3792 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
3794 * tree-object-size.c (plus_expr_object_size): When operand size is
3795 unknown, return unknown.
3797 2007-05-03 Dirk Mueller <dmueller@suse.de>
3799 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
3801 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
3804 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
3806 2007-05-03 Janis Johnson <janis187@us.ibm.com>
3808 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
3810 2007-05-03 Joseph Myers <joseph@codesourcery.com>
3812 * config/soft-fp/double.h, config/soft-fp/extended.h,
3813 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
3814 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
3815 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
3816 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
3819 2007-05-03 Ian Lance Taylor <iant@google.com>
3821 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
3822 MASK_PPC_GFXOPT for 8540 or 8548.
3824 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3826 * tree-vect-transform.c (vect_update_inits_of_drs): Use
3827 vect_print_dump_info() to output debug information.
3829 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3832 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
3833 operands of size 2 when operand is not MEM_P.
3835 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3837 PR tree-optimization/30565
3838 * lambda-code.c (perfect_nestify): Fix updating of dominators.
3840 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3842 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3843 (umulsi3_highpart): Use them.
3844 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3845 for final accumulator to D regisster tranfser.
3847 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3849 PR tree-optimization/31699
3850 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3852 (vect_enhance_data_refs_alignment): Compute peel amount using
3853 TYPE_VECTOR_SUBPARTS instead of vf.
3854 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3856 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3859 * system.h: Remove inclusion of double-int.h
3860 * tree.h: Include double-int.h
3861 * gengtype.c: Likewise
3862 * cfgloop.h: Likewise
3863 * Makefile.in: Adjust dependencies on double-int.h
3865 2007-05-02 Eric Christopher <echristo@apple.com>
3867 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3868 -shared to -Zdynamiclib.
3870 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3873 * c-common.c (strip_pointer_or_array_types): New function.
3874 * c-common.h (strip_pointer_or_array_types): New function declaration.
3876 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3878 PR tree-optimization/31771
3879 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3881 2007-05-02 Paul Brook <paul@codesourcery.com>
3883 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3885 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3888 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3891 2007-05-02 Nick Clifton <nickc@redhat.com>
3893 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3895 2007-05-02 Richard Guenther <rguenther@suse.de>
3897 PR tree-optimization/31146
3898 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3899 argument, single_use_p. If we have a single use that is
3900 a conversion to the definition rhs type, propagate that rhs.
3901 (forward_propagate_addr_expr): Pass single_use_p argument
3902 to forward_propagate_addr_expr_1.
3904 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3906 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3909 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3911 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3912 'AMD Family 10 core'.
3914 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3916 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3917 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3918 with SSE3 instruction set support.
3919 * doc/invoke.texi: Likewise.
3921 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3923 * config/i386/i386.c (override_options): Tuning 32-byte loop
3924 alignment for amdfam10 architecture. Increasing the max loop
3925 alignment to 24 bytes.
3927 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3929 * config/m68k/constraints.md: New.
3930 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3931 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3932 EXTRA_CONSTRAINT): Remove.
3933 * config/m68k/m68k.md: Include constraints.md.
3934 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3936 2007-05-01 Ian Lance Taylor <iant@google.com>
3938 PR tree-optimization/31739
3939 * tree-vrp.c (vrp_val_is_max): New static function.
3940 (vrp_val_is_min): New static function.
3941 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3943 (set_value_range): Use vrp_val_is_{max,min}.
3944 (extract_range_from_assert): Likewise.
3945 (extract_range_from_binary_expr): Likewise.
3946 (extract_range_from_unary_expr): Likewise.
3947 (dump_value_range, vrp_meet): Likewise.
3948 (vrp_visit_phi_node): Likewise.
3949 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3951 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3953 * config/i386/gmon-sol2.c (size_t): New type.
3954 (intptr_t): Likewise.
3955 (s_textsize): Declare as size_t.
3957 (monstartup): Use size_t for sizes.
3958 (_mcount): Save and restore registers.
3959 (internal_mcount): Pass 0 as the first argument to monstartup
3961 (moncontrol): Convert pointer to appropriately sized integer
3962 before passing to profil.
3964 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3966 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3967 __NO_FPRS__, not just if _SOFT_DOUBLE.
3968 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3969 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3970 also for E500 double.
3971 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3972 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3975 2007-05-01 Richard Guenther <rguenther@suse.de>
3977 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3980 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3982 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
3984 2007-05-01 Jan Hubicka <jh@suse.cz>
3986 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
3989 2007-05-01 Jan Hubicka <jh@suse.cz>
3991 * tree.h (maybe_fold_offset_to_component_ref): Remove.
3992 (maybe_fold_offset_to_reference): Declare.
3993 * fold-const.c (fold_unary): Do not fold
3994 (type *)&A into &A->field_of_type_and_offset_0
3995 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
3996 size is unknown, give up.
3997 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
3999 (maybe_fold_offset_to_reference): New.
4000 (maybe_fold_stmt_indirect): Use it.
4001 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4002 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4004 (gimplify_expr): Likewise for plus_expr.
4006 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4008 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4009 bsi_after_labels. Always insert statements before bsi.
4010 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4011 * predict.c (apply_return_prediction): Check for empty blocks.
4012 * cfgexpand.c (lab_rtx_for_bb): New variable.
4013 (label_rtx_for_bb): Do not create new tree labels.
4014 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4015 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4016 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4018 (label_for_bb): Add field used.
4019 (update_eh_label, main_block_label): Mark the label used.
4020 (cleanup_dead_labels): Remove unused labels.
4022 2007-05-01 Richard Guenther <rguenther@suse.de>
4024 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4025 if it is not about to be set.
4026 (get_value_range): Do not pre-allocate equiv bitmap.
4027 (update_value_range): No need to clear equiv field.
4028 (add_equivalence): Change prototype to get bitmap pointer.
4029 Allocate bitmap here if it is not already.
4030 (extract_range_from_assert): Do not allocate bitmap here.
4031 Update callers to add_equivalence.
4032 (extract_range_from_ssa_name): Likewise.
4033 (get_vr_for_comparison): New static helper.
4034 (compare_name_with_value): Handle NULL equiv bitmap by
4035 peeling the first iteration of the comparison loop.
4036 Use get_vr_for_comparison.
4037 (compare_names): Handle NULL equiv bitmaps by using fake
4038 ones. Use get_vr_for_comparison.
4040 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4042 * double-int.c (mpz_set_double_int): Moved from
4043 tree-ssa-loop-niter.c.
4044 (mpz_get_double_int): Likewise; also, add option to wrap
4045 out-of-range integers.
4046 * double-int.h: New prototypes for above.
4047 * tree.c (get_static_type_bounds): Moved from
4048 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4049 TYPE_MAX_VALUE if they exist..
4050 * tree.h: New prototype for above.
4051 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4052 get_type_bounds calls.
4053 (mpz_set_double_int): Move to double-int.c.
4054 (get_type_bounds): Move to tree.c, rename to
4055 get_static_type_bounds.
4056 (mpz_to_double_int): Move to double-int.c, rename to
4059 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4061 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4062 DIV0 exception can fall through to a normal return.
4064 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4068 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4069 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4070 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4071 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4072 initialize align to silence bogus warning.
4073 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4074 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4076 (struct sra_walk_fns): Remove use_all parameter from use.
4077 (sra_hash_tree): Handle BIT_FIELD_REFs.
4078 (sra_elt_hash): Don't hash bitfld blocks.
4079 (sra_elt_eq): Skip them in parent compares as well. Handle
4081 (sra_walk_expr): Don't maintain or pass down use_all_p.
4082 (scan_use): Remove use_all parameter.
4083 (scalarize_use): Likewise. Re-expand assignment to
4084 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4085 output, and re-scalarize after output. Don't mark anything
4087 (scalarize_ldst): Adjust.
4088 (scalarize_walk_gimple_modify_statement): Likewise.
4089 (build_element_name_1): Handle BIT_FIELD_REFs.
4090 (instantiate_element): Don't warn for any element whose parent
4092 (instantiate_missing_elements_1): Return the sra_elt.
4093 (canon_type_for_field): New.
4094 (try_instantiate_multiple_fields): New.
4095 (instantiate_missing_elemnts): Use them.
4096 (mark_no_warning): Removed.
4097 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4098 (REPLDUP, sra_build_elt_assignment): New.
4099 (generate_copy_inout): Use them.
4100 (generate_element_copy): Likewise. Handle bitfld differences.
4101 (generate_element_zero): Don't recurse for blocks. Use
4102 sra_build_elt_assignment.
4103 (generate_one_element_int): Take elt instead of var. Use
4104 sra_build_elt_assignment.
4105 (generate_element_init_1): Adjust.
4106 (scalarize_use, scalarize_copy): Use REPLDUP.
4107 (scalarize_ldst): Move assert before dereference.
4108 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4110 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4113 * tree.c (reconstruct_complex_type): Reconstruct a reference
4115 Also use the same mode for the pointer as the old pointer type.
4117 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4119 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4122 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4124 PR rtl-optimization/31676
4125 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4126 (df_refs_record): Call it.
4128 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4130 * rtl.def (SS_ABS): New code.
4131 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4132 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4133 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4134 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4135 (bfin_init_builtins): Define them.
4136 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4137 (bfin_expand_builtin): ... and handle the others here.
4138 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4139 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4140 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4141 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4142 operand is only HImode.
4144 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4146 * regclass.c (scan_one_insn): Remove splitting of
4149 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4150 Nigel Stephens <nigel@mips.com>
4152 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4154 2007-04-28 Jan Hubicka <jh@suse.cz>
4156 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4157 insn_locators_alloc instead of insn_locators_initialize;
4158 call reset_block_changes.
4159 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4160 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4161 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4162 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4163 * config/score/score.c (th_output_mi_thunk): Likewise.
4164 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4165 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4166 tolerate uninitialized locator info.
4169 * function.c (init_function_start): Don't init line number info.
4170 (expand_function_end): Update.
4171 (reset_block_changes, record_block_change, finalize_block_changes,
4172 check_block_change, free_block_changes): Kill.
4173 * function.h (reset_block_changes, record_block_change,
4174 finalize_block_changes, check_block_change, free_block_changes): Remove
4176 (struct function): Remove ib_boundaries_block.
4177 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4178 Use curr_insn_locator to initialize locator.
4179 (emit_line_note): Remove.
4180 * cfgexpand.c (expand_gimple_cond_expr): Update.
4181 (construct_exit_block): Likewise.
4182 (tree_expand_cfg): Initialize/finalize locators.
4183 * expr.c (expand_expr_real): Update.
4184 * cfglayout.c (line_locators_locs, line_locators_lines,
4185 file_locators_locs, file_locators_files): Remove.
4186 (set_block_levels): Move to cfgexpand.c.
4187 (insn_locators_initialize): Remove.
4188 (pass_insn_locators_initialize): Remove.
4189 (locations_locators_locs, locations_locators_vals): New static vars.
4190 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4192 (insn_locators_alloc, insn_locators_finalize,
4193 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4195 (locator_location): New.
4196 (locator_line, locator_file): Rewrite.
4197 * rtl.h (emit_line_note): Kill.
4198 (insn_locators_alloc, insn_locators_finalize,
4199 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4201 * tree-inline.c (initialize_cfun): Do not initialize
4202 ib_boundaries_block.
4203 * passes.c (pass_insn_locators_initialize): Remove.
4205 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4207 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4208 info. Update last_basic_block correctly.
4210 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4213 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4214 register itself to hold the offset constant. Tell flow the use
4215 of r4 and r5 when they are used.
4217 2007-04-27 Richard Guenther <rguenther@suse.de>
4219 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4220 if we simplified anything.
4221 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4222 warnings until we did a simplification and the stmt was not
4223 marked as TREE_NO_WARNING.
4225 2007-04-27 Mike Stump <mrs@apple.com>
4227 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4229 2007-04-27 Ian Lance Taylor <iant@google.com>
4232 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4233 TYPE_MAX_VALUE exist, convert them to the new type.
4235 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4237 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4238 if it claims to be available.
4239 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4241 (perform_tree_ssa_dce): Always free postdominators.
4243 2007-04-27 Richard Henderson <rth@redhat.com>
4245 * config/alpha/predicates.md (aligned_memory_operand): Mark
4246 as define_special_predicate.
4247 (unaligned_memory_operand, normal_memory_operand): Likewise.
4248 (reg_or_unaligned_mem_operand): Remove.
4249 (any_memory_operand): Match the documentation and check for
4250 non-renumbered pseudos during reload.
4251 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4252 alpha_secondary_reload_class, update to new interface, make static.
4253 Handle CQImode like HImode. Remove FP subreg check.
4254 (alpha_expand_mov): Use replace_equiv_address.
4255 (alpha_expand_mov_nobwx): Use any_memory_operand.
4256 (TARGET_SECONDARY_RELOAD): New.
4257 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4258 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4259 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4260 * config/alpha/alpha.md: ... here.
4261 (RELOAD12, reloadmode): New.
4263 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4264 Don't handle the aligned case here.
4265 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4266 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4267 reload_inhi_help. Don't expect a scratch register.
4268 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4270 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4272 2007-04-27 Richard Guenther <rguenther@suse.de>
4274 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4276 2007-04-27 Richard Guenther <rguenther@suse.de>
4278 PR tree-optimization/30965
4279 PR tree-optimization/30978
4280 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4281 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4282 (find_equivalent_equality_comparison): Likewise.
4283 (simplify_cond): Likewise.
4284 (get_prop_source_stmt): New helper.
4285 (get_prop_dest_stmt): Likewise.
4286 (can_propagate_from): Likewise.
4287 (remove_prop_source_from_use): Likewise.
4288 (combine_cond_expr_cond): Likewise.
4289 (forward_propagate_comparison): New function.
4290 (forward_propagate_into_cond): Rewrite to use fold for
4292 (tree_ssa_forward_propagate_single_use_vars): Call
4293 forward_propagate_comparison to propagate comparisons.
4295 2007-04-27 Richard Guenther <rguenther@suse.de>
4297 PR tree-optimization/31715
4298 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4299 sure to do computation on the offset in an appropriate
4302 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4304 * reload.h (elimination_target_reg_p): Declare.
4305 * reload.c (find_reloads): Don't apply the reg_rtx move
4306 optimization if the SET_DEST satisfies elimination_target_reg_p.
4307 * reload1.c (elimination_target_reg_p): New function.
4308 (gen_reload): In the move/add2 fallback, make sure that op0
4309 does not overlap the destination register.
4311 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4313 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4314 transform only GIMPLE_MODIFY_STMTs.
4315 * tree-complex.c (expand_complex_operations_1): Ditto.
4316 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4317 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4318 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4320 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4321 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4322 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4323 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4324 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4325 slpeel_add_loop_guard): Ditto.
4326 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4327 * lambda-code.c (perfect_nestify): Ditto.
4328 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4329 before the first statement.
4330 * tree-optimize.c (execute_free_datastructures): Fix comments.
4331 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4332 * tree-flow.h (disband_implicit_edges): Declaration removed.
4333 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4335 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4337 (disband_implicit_edges, has_label_p): Removed.
4338 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4339 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4341 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4343 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4344 also for COND_EXPRs.
4345 * cfgexpand.c (label_rtx_for_bb): New function.
4346 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4347 Use label_rtx_for_bb to find the labels.
4348 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4349 last block. Detect fallthru edges.
4351 2007-04-26 Ian Lance Taylor <iant@google.com>
4354 * reload.c (find_reloads_subreg_address): If the address was valid
4355 in the original mode but not in the new mode, reload the whole
4358 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4360 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4361 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4362 (cleanup_control_expr_graph): Do not invalidate dominance info.
4363 Record altered blocks.
4364 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4365 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4366 cleanup_tree_cfg_bb): New functions.
4367 (remove_forwarder_block): Do not maintain the worklist of blocks.
4368 Record altered blocks.
4369 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4371 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4372 delete_unreachable_blocks if dominators are not available.
4373 * tree-inline.c (optimize_inline_calls): Free dominance information
4375 * tree-flow.h (remove_edge_and_dominated_blocks,
4376 cfgcleanup_altered_bbs): Altered.
4377 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4379 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4381 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4382 do not invalidate dominators.
4384 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4386 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4387 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4388 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4389 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4391 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4393 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4395 2007-04-26 Richard Guenther <rguenther@suse.de>
4397 PR tree-optimization/31703
4398 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4399 the right type for the target of the bittest.
4401 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4403 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4404 ix86_sol10_return_in_memory.
4406 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4408 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4411 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4414 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4416 PR tree-optimization/30558
4417 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4418 clear this_state.prev_try.
4420 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4421 Mark Mitchell <mark@codesourcery.com>
4423 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4424 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4425 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4427 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4430 * doc/invoke.texi (%:print-asm-header): Document.
4431 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4433 (static_spec_functions): Add print-asm-header.
4434 (main): Print a banner before the --target-help linker options.
4435 (print_asm_header_spec_function): New function.
4437 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4440 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4441 (movsf_ie): Likewise.
4443 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4445 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4447 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4449 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4451 (__umodsi3, __modsi3): Likewise.
4453 2007-04-25 Dirk Mueller <dmueller@suse.de>
4455 * c-typeck.c (build_compound_expr): Annotate warning()
4456 call with OPT_Wunused_value.
4457 * tree-ssa.c (warn_uninit): Annotate warning with
4459 * c-common.c (handle_sentinel_attribute): Annotate warning
4460 call with OPT_Wattributes.
4462 2007-04-25 Thiemo Seufer <ths@mips.com>
4464 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4466 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
4467 on to the assembler. Improve handling of -mno-mips16. Add handling
4468 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4469 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4470 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4471 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4473 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4476 * config/i386/winnt.c (i386_pe_file_end): Strip only
4477 USER_LABEL_PREFIX when writing export name.
4479 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4481 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4482 sh/elf.h, vx-common.h and vxworks.h.
4483 * config/sh/sh.h: Include config/vxworks-dummy.h.
4484 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4485 (OVERRIDE_OPTIONS): Use it.
4486 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
4487 (vxworks_picreg): New pattern.
4488 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
4489 VXWORKS_OS_CPP_BUILTINS.
4490 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
4491 to their VXWORKS_* equivalents.
4492 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4493 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
4494 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
4495 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
4496 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
4497 -mrtp/-fPIC multilibs.
4498 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
4499 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
4500 (MULTILIB_OSDIRNAMES): Delete.
4502 2007-04-25 Anatoly Sokolov <aesok@post.ru>
4505 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
4507 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
4509 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
4510 rounding mode to be specified by the caller.
4511 (real_to_mpfr) Likewise.
4512 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
4513 include new arguments.
4514 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
4516 2007-04-24 Ian Lance Taylor <iant@google.com>
4518 PR tree-optimization/31605
4519 * tree-vrp.c (set_value_range): Check that min and max are not
4520 both overflow infinities.
4521 (set_value_range_to_value): New static function.
4522 (extract_range_from_binary_expr): Call set_value_range_to_value.
4523 (extract_range_from_cond_expr): Likewise.
4524 (extract_range_from_expr): Likewise.
4525 (extract_range_from_unary_expr): Likewise. Don't create a range
4526 which overflows on both sides.
4527 (vrp_meet): Check for a useless range.
4528 (vrp_visit_phi_node): If we see a constant which looks like an
4529 overflow infinity, turn off the TREE_OVERFLOW flag.
4531 2007-04-24 Ian Lance Taylor <iant@google.com>
4533 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
4535 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
4538 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
4539 diagnostic message is being built.
4540 * tree-pretty-print.c (dump_generic_node): Only write the
4541 formatted text into BUFFER's stream if we are not building a
4543 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
4545 * Makefile.in (toplev.o): Depend on tree-pass.h.
4547 2007-04-24 Ian Lance Taylor <iant@google.com>
4549 PR tree-optimization/31602
4550 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
4551 conditionals in the copied loop header.
4552 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
4553 warnings if TREE_NO_WARNING is set.
4554 * doc/invoke.texi (Warning Options): Clarify that
4555 -Wstrict-overflow does not warn about loops.
4557 2007-04-24 Janis Johnson <janis187@us.ibm.com>
4559 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
4560 expand on the comment about _Decimal128 arguments and check the
4561 integer result of the modulus operation; for 64-bit ELF ABI, ensure
4562 that _Decimal128 argument uses even/odd register pair.
4563 (function_arg): Ditto.
4565 2007-04-24 Hui-May Chang <hm.chang@apple.com>
4567 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
4568 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
4570 2007-04-24 Richard Guenther <rguenther@suse.de>
4571 Olga Golovanevsky <olga@il.ibm.com>
4573 * fold-const.c (multiple_of_p): Check for bottom
4576 2007-04-24 Richard Henderson <rth@redhat.com>
4578 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
4579 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
4580 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
4581 looking for non-zero bits shifted out. Avoid a recursive call
4582 when constructing the scalar.
4583 (__floatundisf): Likewise.
4585 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
4587 * dwarf2out.c (field_byte_offset): Move the existing logic
4588 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
4589 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
4591 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4594 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
4595 argument of 0 for memset.
4596 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
4597 unsigned shift instead of the signed variant.
4599 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4601 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
4602 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
4603 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
4604 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
4605 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4606 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
4607 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
4608 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
4609 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
4610 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
4611 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
4612 "mul<mode>3", "div<mode>3"): Insn definitions added.
4613 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
4614 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
4615 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
4616 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
4617 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
4618 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
4619 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
4620 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
4621 TARGET_FLOAT_FORMAT): Macro definitions removed.
4622 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
4623 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
4624 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
4625 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
4626 (s390_gen_rtx_const_DI): Function removed.
4627 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
4629 2007-04-24 Richard Sandiford <richard@codesourcery.com>
4631 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
4632 over an external ffs function.
4634 2007-04-24 Chao-ying Fu <fu@mips.com>
4635 Richard Sandiford <richard@nildram.co.uk>
4637 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
4638 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
4639 (smadd_widen_optab, umadd_widen_optab): Define.
4640 * optabs.c (init_optabs): Initialize smadd_widen_optab and
4642 * genopinit.c (optabs): Fill in smadd_widen_optab and
4644 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
4645 and umadd_widen_optab to implement multiply-add sequences.
4646 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
4647 (<u>maddsidi4): ...this. Extend condition to include
4648 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4649 of operand 0 to "ka" and use the three-operand form of madd<u>
4651 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
4653 * config/mips/constraints.md (ka): New register constraint.
4655 2007-04-24 Jan Hubicka <j@suse.cz>
4659 2007-04-23 Jan Hubicka <jh@suse.cz>
4660 * function.c (init_function_start): Don't init line number info.
4661 (expand_function_end): Update.
4662 (reset_block_changes, record_block_change, finalize_block_changes,
4663 check_block_change, free_block_changes): Kill.
4664 * function.h (reset_block_changes, record_block_change,
4665 finalize_block_changes, check_block_change, free_block_changes): Remove
4667 (struct function): Remove ib_boundaries_block.
4668 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4669 Use curr_insn_locator to initialize locator.
4670 (emit_line_note): Remove.
4671 * cfgexpand.c (expand_gimple_cond_expr): Update.
4672 (construct_exit_block): Likewise.
4673 (tree_expand_cfg): Initialize/finalize locators.
4674 * expr.c (expand_expr_real): Update.
4675 * cfglayout.c (line_locators_locs, line_locators_lines,
4676 file_locators_locs, file_locators_files): Remove.
4677 (set_block_levels): Move to cfgexpand.c.
4678 (insn_locators_initialize): Remove.
4679 (pass_insn_locators_initialize): Remove.
4680 (locations_locators_locs, locations_locators_vals): New static vars.
4681 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4683 (insn_locators_alloc, insn_locators_finalize,
4684 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4686 (locator_location): New.
4687 (locator_line, locator_file): Rewrite.
4688 * rtl.h (emit_line_note): Kill.
4689 (insn_locators_alloc, insn_locators_finalize,
4690 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4692 * tree-inline.c (initialize_cfun): Do not initialize
4693 ib_boundaries_block.
4694 * passes.c (pass_insn_locators_initialize): Remove.
4696 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
4698 * doc/invoke.texi: Removed leading '-' from option index entries.
4700 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4702 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
4704 (create_phi_node): Use set_phi_nodes.
4705 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
4706 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
4707 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
4708 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
4709 (bsi_start, bsi_last): Use bb_stmt_list.
4710 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
4711 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
4712 Traverse the statements using tsi iterator.
4713 * basic-block.h (struct basic_block_def): Fields stmt_list
4714 and phi_nodes moved to ...
4715 (struct tree_bb_info): ... new structure.
4716 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
4717 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
4718 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
4719 (tree_verify_flow_info): Verify that il.tree is not set for
4720 entry and exit block.
4721 (tree_split_block): Use set_bb_stmt_list.
4723 2007-04-23 Mike Stump <mrs@apple.com>
4725 * config/i386/i386.c (ix86_tune_features
4726 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
4729 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4731 * config/i386/i386.md (prefix_extra): New attribute.
4732 (length): Add prefix_extra.
4734 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
4735 (sse2_movntv2di): Likewise.
4736 (sse2_cvtps2dq): Likewise.
4737 (sse2_cvtpd2pi): Likewise.
4738 (sse2_cvttpd2pi): Likewise.
4739 (*sse2_cvtpd2ps): Likewise.
4740 (*add<mode>3): Likewise.
4741 (sse2_ssadd<mode>3): Likewise.
4742 (sse2_usadd<mode>3): Likewise.
4743 (*sub<mode>3): Likewise.
4744 (sse2_sssub<mode>3): Likewise.
4745 (sse2_ussub<mode>3): Likewise.
4746 (*mulv8hi3): Likewise.
4747 (*smulv8hi3_highpart): Likewise.
4748 (*umulv8hi3_highpart): Likewise.
4749 (sse2_umulv2siv2di3): Likewise.
4750 (sse2_pmaddwd): Likewise.
4751 (ashr<mode>3): Likewise.
4752 (lshr<mode>3): Likewise.
4753 (ashl<mode>3): Likewise.
4754 (sse2_ashlti3): Likewise.
4755 (sse2_lshrti3): Likewise.
4756 (*umaxv16qi3): Likewise.
4757 (*smaxv8hi3): Likewise.
4758 (*uminv16qi3): Likewise.
4759 (*sminv8hi3): Likewise.
4760 (sse2_eq<mode>3): Likewise.
4761 (sse2_gt<mode>3): Likewise.
4762 (*and<mode>3): Likewise.
4763 (sse2_nand<mode>3): Likewise.
4764 (*ior<mode>3): Likewise.
4765 (*xor<mode>3): Likewise.
4766 (sse2_packsswb): Likewise.
4767 (sse2_packssdw): Likewise.
4768 (sse2_packuswb): Likewise.
4769 (sse2_punpckhbw): Likewise.
4770 (sse2_punpcklbw): Likewise.
4771 (sse2_punpckhwd): Likewise.
4772 (sse2_punpcklwd): Likewise.
4773 (sse2_punpckhdq): Likewise.
4774 (sse2_punpckldq): Likewise.
4775 (sse2_punpckhqdq): Likewise.
4776 (sse2_punpcklqdq): Likewise.
4777 (*sse2_pinsrw): Likewise.
4778 (*sse2_pextrw): Likewise.
4779 (sse2_pshufd_1): Likewise.
4780 (sse2_uavgv16qi3): Likewise.
4781 (sse2_uavgv8hi3): Likewise.
4782 (sse2_psadbw): Likewise.
4783 (sse2_pmovmskb): Likewise.
4784 (*sse2_maskmovdqu): Likewise.
4785 (*sse2_maskmovdqu_rex64): Likewise.
4786 (sse4a_extrqi): Likewise.
4787 (sse4a_extrq): Likewise.
4788 (sse3_lddqu): Set prefix_rep.
4789 (sse3_addsubv4sf3): Likewise.
4790 (sse3_haddv4sf3): Likewise.
4791 (sse3_hsubv4sf3): Likewise.
4792 (sse_cvtss2si): Likewise.
4793 (sse_cvtss2si_2): Likewise.
4794 (sse_cvtss2siq): Likewise.
4795 (sse_cvtss2siq_2): Likewise.
4796 (sse_cvttss2si): Likewise.
4797 (sse_cvttss2siq): Likewise.
4798 (sse2_cvttps2dq): Likewise.
4799 (sse3_movshdup): Likewise.
4800 (sse3_movsldup): Likewise.
4801 (sse2_cvtsd2si): Likewise.
4802 (sse2_cvtsd2si_2): Likewise.
4803 (sse2_cvtsd2siq): Likewise.
4804 (sse2_cvtsd2siq_2): Likewise.
4805 (sse2_cvttsd2si): Likewise.
4806 (sse2_cvttsd2siq): Likewise.
4807 (*sse2_cvtpd2dq): Likewise.
4808 (*sse2_cvttpd2dq): Likewise.
4809 (sse2_pshuflw_1): Likewise.
4810 (sse2_pshufhw_1): Likewise.
4811 (sse4a_insertqi): Likewise.
4812 (sse4a_insertq): Likewise.
4813 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
4814 (ssse3_phadddv4si3): Likewise.
4815 (ssse3_phaddswv8hi3): Likewise.
4816 (ssse3_phsubwv8hi3): Likewise.
4817 (ssse3_phsubdv4si3): Likewise.
4818 (ssse3_phsubswv8hi3): Likewise.
4819 (ssse3_pmaddubswv8hi3): Likewise.
4820 (ssse3_pmulhrswv8hi3): Likewise.
4821 (ssse3_pshufbv16qi3): Likewise.
4822 (ssse3_psign<mode>3): Likewise.
4823 (ssse3_palignrti): Likewise.
4824 (abs<mode>2): Likewise.
4825 (ssse3_phaddwv4hi3): Set prefix_extra.
4826 (ssse3_phadddv2si3): Likewise.
4827 (ssse3_phaddswv4hi3): Likewise.
4828 (ssse3_phsubwv4hi3): Likewise.
4829 (ssse3_phsubdv2si3): Likewise.
4830 (ssse3_phsubswv4hi3): Likewise.
4831 (ssse3_pmaddubswv4hi3): Likewise.
4832 (ssse3_pmulhrswv4hi3): Likewise.
4833 (ssse3_pshufbv8qi3): Likewise.
4834 (ssse3_psign<mode>3): Likewise.
4835 (ssse3_palignrdi): Likewise.
4836 (abs<mode>2): Likewise.
4837 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
4838 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
4839 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4841 2007-04-23 Nick Clifton <nickc@redhat.com>
4843 * params.def: Fix formatting of emacs local variables.
4845 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4847 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4848 move if inter-unit move isn't allowed.
4849 Don't split moving the first element of V2DI to DI to inter-unit
4850 move if inter-unit move isn't allowed.
4852 2007-04-23 Richard Guenther <rguenther@suse.de>
4854 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4855 and CDI_POST_DOMINATORS separately.
4857 2007-04-23 Nick Clifton <nickc@redhat.com>
4859 * c.opt (Wformat-contains-nul): Add warning attribute.
4861 2007-04-23 Jan Hubicka <jh@suse.cz>
4863 * function.c (init_function_start): Don't init line number info.
4864 (expand_function_end): Update.
4865 (reset_block_changes, record_block_change, finalize_block_changes,
4866 check_block_change, free_block_changes): Kill.
4867 * function.h (reset_block_changes, record_block_change,
4868 finalize_block_changes, check_block_change, free_block_changes): Remove
4870 (struct function): Remove ib_boundaries_block.
4871 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4872 Use curr_insn_locator to initialize locator.
4873 (emit_line_note): Remove.
4874 * cfgexpand.c (expand_gimple_cond_expr): Update.
4875 (construct_exit_block): Likewise.
4876 (tree_expand_cfg): Initialize/finalize locators.
4877 * expr.c (expand_expr_real): Update.
4878 * cfglayout.c (line_locators_locs, line_locators_lines,
4879 file_locators_locs, file_locators_files): Remove.
4880 (set_block_levels): Move to cfgexpand.c.
4881 (insn_locators_initialize): Remove.
4882 (pass_insn_locators_initialize): Remove.
4883 (locations_locators_locs, locations_locators_vals): New static vars.
4884 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4886 (insn_locators_alloc, insn_locators_finalize,
4887 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4889 (locator_location): New.
4890 (locator_line, locator_file): Rewrite.
4891 * rtl.h (emit_line_note): Kill.
4892 (insn_locators_alloc, insn_locators_finalize,
4893 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4895 * tree-inline.c (initialize_cfun): Do not initialize
4896 ib_boundaries_block.
4897 * passes.c (pass_insn_locators_initialize): Remove.
4899 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4902 * expr.c (reduce_to_bit_field_precision): Handle
4905 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4907 PR tree-optimization/24659
4908 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4909 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4910 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4911 * genopinit.c (optabs): Rename vec_pack_mod_optab
4912 to vec_pack_trunc_optab.
4913 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4914 early for scalar floating point operands for NOP_EXPR.
4915 (vectorizable_type_promotion): Ditto.
4916 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4917 vec_pack_trunc_optab.
4918 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4920 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4921 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4922 Rename from VEC_PACK_MOD_EXPR.
4923 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4924 * expr.c (expand_expr_real_1): Ditto.
4925 * tree-inline.c (estimate_num_insns_1): Ditto.
4926 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4928 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4929 (vec_unpacks_lo_v4sf): Ditto.
4930 (vec_pack_trunc_v2df): Ditto.
4931 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4932 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4933 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4935 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4937 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4939 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4940 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4941 packing of floating point operands.
4942 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4943 represent unpacking of floating point operands.
4944 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4945 [vec_unpacks_hi]: Ditto.
4946 [vec_unpacks_lo]: Ditto.
4948 2007-04-22 Jan Hubicka <jh@suse.cz>
4950 * final.c (rest_of_handle_final): Call
4951 targetm.asm_out.constructor/targetm.asm_out.destructor
4952 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4953 proper priority via decl_*_priority_insert.
4954 * c-common.c (c_expand_body): Likewise.
4956 2007-04-22 Richard Guenther <rguenther@suse.de>
4958 PR tree-optimization/29789
4959 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4960 (rewrite_reciprocal): New helper split out from
4961 determine_invariantness_stmt.
4962 (rewrite_bittest): Likewise.
4963 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4964 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4967 2007-04-22 Revital Eres <eres@il.ibm.com>
4969 * loop-unroll.c (var_to_expand): New field to support also
4970 insns of the form x = something + x.
4971 (analyze_insn_to_expand_var): Use it.
4972 (expand_var_during_unrolling): Likewise.
4974 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4976 * predict.c: Include pointer-set.h.
4977 (bb_predictions): New variable.
4978 (tree_predicted_by_p, tree_predict_edge,
4979 remove_predictions_associated_with_edge): Use bb_predictions map
4980 instead of bb->predictions.
4981 (clear_bb_predictions, assert_is_empty): New functions.
4982 (combine_predictions_for_bb): Use bb_predictions map. Call
4983 clear_bb_predictions.
4984 (tree_estimate_probability): Create and free bb_predictions map.
4985 * Makefile.in (predict.o): Add pointer-set.h dependency.
4986 * basic-block.h (struct basic_block_def): Remove predictions
4988 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
4990 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4993 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
4996 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4998 * timevar.c (timevar_print): Change reference of --disable-checking to
4999 --enable-checking=release. Also warn if assert checking is disabled.
5001 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5004 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5005 decl as addressable if the compound literal was marked as
5007 Mark the decl as a gimple register if it is a complex or
5008 vector decl and does not live in memory.
5010 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5012 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5013 (GENERIC_NEXT): New function macro.
5014 (PHI_CHAIN): Use phi_node's new chain variable.
5015 (tree_phi_node): Change tree_common to tree_base
5016 and add the chain field.
5017 * tree-phinodes.c (make_phi_node): Don't set
5018 TREE_TYPE on the new node.
5019 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5020 instead of checking GIMPLE_TUPLE_P in chain_next.
5021 * tree-vect-transform.c
5022 (get_initial_def_for_induction): Look at
5023 PHI_RESULT_TREE for the type of the phi node.
5024 (update_vuses_to_preheader): Use PHI_CHAIN
5025 instead of TREE_CHAIN on the phi node.
5026 * tree-ssa-structalias.c (compute_points_to_sets):
5028 (ipa_pta_execute): Likewise.
5030 2007-04-21 Richard Guenther <rguenther@suse.de>
5033 * fold-const.c (fold_unary): Call fold_convert_const on the
5036 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5038 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5039 (store_killed_in_pat): New.
5041 2007-04-20 Richard Henderson <rth@redhat.com>
5044 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5045 TREE_LIST with a void_type_node value, not void_list_node exactly.
5047 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5049 * doc/standards.texi: Re-arrange into language-specific
5050 subsections. Add a C++ section, documenting which standards we
5053 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5055 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5056 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5058 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5060 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5061 ecrti.o and crtbegin.o.
5062 (LIB_DEFAULT_SPEC): Include -lc.
5063 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5065 2007-04-20 Richard Henderson <rth@redhat.com>
5068 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5069 argument; update all callers.
5070 (get_unaligned_offset): New.
5071 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5072 get_unaligned_address, just pass on the address directly.
5073 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5074 the subreg in the helper patterns.
5075 (unaligned_extendqidi_le): Use get_unaligned_offset.
5076 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5077 (unaligned_extendhidi_be): Likewise.
5078 (unaligned_extendhidi): Tidy.
5079 * config/alpha/alpha-protos.h: Update.
5081 2007-04-20 Richard Henderson <rth@redhat.com>
5083 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5084 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5085 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5086 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5087 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5088 (CPP_SPEC): Don't include %(cpp_subtarget).
5089 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5090 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5091 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5093 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5095 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5096 for __builtin_ia32_cmpordss.
5098 PR tree-optimization/31632
5099 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5100 and arg1 for optimizations of comparison against min/max values.
5101 Fold arg0 to arg1's type for optimizations of comparison against
5102 min+1 and max-1 values.
5104 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5106 * reload.c (combine_reloads): When trying to use a dying register,
5107 check whether it's uninitialized and don't use if so.
5109 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5111 * fold-const.c: Remove prototypes for native_encode_expr and
5112 native_interpret_expr.
5113 (native_encode_expr): Make non-static.
5114 (native_interpret_expr): Likewise.
5115 * tree.h: Add prototypes for the above.
5117 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5119 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5120 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5121 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5122 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5123 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5124 Add length attributes.
5126 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5128 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5131 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5132 __STDC_WANT_DEC_FP__.
5134 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5136 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5137 for long double compatibility.
5138 * configure: Regenerate.
5140 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5142 PR rtl-optimization/29841
5143 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5145 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5146 that may cause control flow transfer from being moved.
5148 2007-04-18 Jan Hubicka <jh@suse.cz>
5150 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5153 2007-04-18 Eric Christopher <echristo@apple.com>
5155 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5156 only. Update operands.
5157 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5158 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5159 link register to pic register.
5161 2007-04-18 Dirk Mueller <dmueller@suse.de>
5164 * tree-vrp.c (search_for_addr_array): New.
5165 (check_array_bounds): Suppress warning about
5166 address taken of array refs if its not de-referenced.
5168 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5170 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5171 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5173 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5174 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5175 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5177 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5179 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5181 (vect_analyze_scalar_cycles): Fix indentation.
5182 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5183 (vect_mark_relevant): Include phis in relevance analysis.
5185 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5187 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5189 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5190 output_operand_lossage().
5192 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5194 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5195 the unused code for reduction without adjust-in-epilog to simplify the
5198 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5200 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5201 (S390_TDC_NEGATIVE_ZERO): New constant.
5202 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5203 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5204 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5205 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5206 (S390_TDC_POSITIVE_INFINITY): New constant.
5207 (S390_TDC_NEGATIVE_INFINITY): New constant.
5208 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5209 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5210 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5211 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5212 (S390_TDC_INFINITY): New constant.
5213 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5214 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5215 optimization for UNSPEC_CCZ_TO_INT.
5216 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5217 ("*ccz_to_int"): New insn.
5218 ("isinf<mode>2"): New insn.
5219 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5220 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5221 (UNSPEC_CCZ_TO_INT): New constant.
5223 2007-04-18 Richard Guenther <rguenther@suse.de>
5225 PR tree-optimization/19431
5226 PR tree-optimization/21463
5227 * tree-pass.h (pass_phiprop): Declare.
5228 * passes.c (init_optimization_passes): New phiprop pass.
5229 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5230 (phivn_valid_p): New helper function.
5231 (phiprop_insert_phi): Likewise.
5232 (propagate_with_phi): Likewise.
5233 (tree_ssa_phiprop): New propagator propagating loads
5234 through phi nodes if profitable.
5236 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5238 * tree-vect-analyze.c (process_use): New function.
5239 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5240 Check phis in all bbs.
5241 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5244 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5246 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5249 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5252 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5255 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5257 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5259 (sse_vmmulv4sf3): Likewise.
5260 (sse2_vmaddv2df3): Likewise.
5261 (sse2_vmmulv2df3): Likewise.
5263 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5265 PR rtl-optimization/31360
5266 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5267 (target_reg_cost): New.
5268 (init_set_costs): Initialize target_reg_cost. Add comments
5269 regarding the rationale of the costs.
5270 (global_cost_for_size): Renamed to...
5271 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5272 of register pressure.
5273 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5274 estimate_reg_pressure_cost. Add number of ivs.
5275 (determine_set_costs): Dump target_reg_cost.
5276 * loop-invariant.c (gain_for_invariant): Use
5277 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5278 (best_gain_for_invariant, find_invariants_to_move): Remove
5280 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5281 (target_reg_cost): Declare.
5282 (global_cost_for_size): Declaration removed.
5283 (estimate_reg_pressure_cost): Declare.
5285 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5287 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5288 regnos into even/odd register pairs.
5289 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5290 TDmode similar to the other floating point modes.
5291 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5292 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5294 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5295 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5296 (movdd_hardfloat64): Use TARGET_MFPGPR.
5298 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5300 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5303 2005-01-05 Richard Henderson <rth@redhat.com>
5305 * reload1.c (do_input_reload): Restrict the optimization deleteing
5306 a previous output reload to RELOAD_FOR_INPUT.
5308 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5310 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5311 induc_vec_info_type.
5312 (vectorizable_induction): New function declaration.
5313 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5314 check if already vectorized. Find first place in BB where new stmts
5315 can be inserted. Takes only one argument.
5316 (vectorizable_induction): New function.
5317 (vect_transform_stmt): Add case for induc_vec_info_type to call
5318 vectorizable_induction.
5319 (vect_transform_loop): Consider phis for vectorization.
5320 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5322 (analyze_operations): Call vectorizable_induction when analyzing phis.
5324 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5325 (vect_mark_relevant): Include phis in relevance analysis.
5326 (vect_mark_stmts_to_be_vectorize): Likewise.
5327 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5329 2007-04-16 Lawrence Crowl <crowl@google.com>
5331 * doc/invoke.texi (Debugging Options): Add documentation for the
5332 -femit-struct-debug options -femit-struct-debug-baseonly,
5333 -femit-struct-debug-reduced, and
5334 -femit-struct-debug-detailed[=...].
5336 * c-opts.c (c_common_handle_option): Add
5337 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5338 and OPT_femit_struct_debug_detailed_.
5339 * c.opt: Add specifications for
5340 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5341 and -femit-struct-debug-detailed[=...].
5342 * opts.c (set_struct_debug_option): Parse the
5343 -femit-struct-debug-... options.
5344 * opts.c (matches_main_base, main_input_basename,
5345 main_input_baselength, base_of_path, matches_main_base): Add
5346 variables and functions to compare header base name to compilation
5348 * opts.c (should_emit_struct_debug): Add to determine to emit a
5349 structure based on the option.
5350 (dump_struct_debug) Also disabled function to debug this
5352 * opts.c (handle_options): Save the base name of the
5355 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5356 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5357 This hook indicates if a type is generic. Set it by default
5359 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5360 to determine if a struct type is generic or not.
5361 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5362 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5363 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5366 * flags.h (enum debug_info_usage): Add an enumeration to describe
5367 a program's use of a structure type.
5368 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5369 to indicate the program's usage of the type. Filter structs based
5370 on the -femit-struct-debug-... specification.
5371 (gen_type_die): Split into two routines, gen_type_die and
5372 gen_type_die_with_usage. gen_type_die is now a wrapper
5373 that assumes direct usage.
5374 (gen_type_die_with_usage): Replace calls to gen_type_die
5375 with gen_type_die_with_usage adding the program usage of
5376 the referenced type.
5377 (dwarf2out_imported_module_or_decl): Suppress struct debug
5378 information using should_emit_struct_debug when appropriate.
5380 2007-04-16 Ian Lance Taylor <iant@google.com>
5382 PR tree-optimization/31522
5383 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5384 (vrp_initialize): Allocate vr_phi_edge_counts.
5385 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5386 executable edge. Drop test for all constants.
5387 (vrp_finalize): Free vrp_phi_edge_counts.
5389 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5390 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5392 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5393 predecessors at head rather than tail.
5395 2007-04-16 Matthias Klose <doko@debian.org>
5397 * config/alpha/linux.h (CPP_SPEC): Define.
5398 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5400 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5402 * function.h: Remove sequence_stack extern declaration.
5404 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5406 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5408 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5411 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5413 * config/avr/avr.c (avr_arch_types): Rearranging array.
5414 (enum avr_arch): Add.
5415 (avr_mcu_types): Use avr_arch enumeration constants instead of
5417 * config/avr/avr.h (LINK_SPEC): Simplify.
5419 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5421 * config/m68k/m68k.c (m68k_libcall_value,
5422 m68k_function_value): Use macros for register names more.
5424 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5426 (M68K_REGNAME): Use A6_REG.
5427 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5429 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5432 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5433 'pending_read_list_length' and 'pending_write_list_length'. Update
5435 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5436 to handle two length counters instead of one. Update all uses.
5437 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5438 two length counters instead of one.
5439 * sched-rgn.c (propagate_deps): Update to handle two length counters
5442 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5445 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5446 copy of source, pass it to ix86_expand_vector_set and return
5449 2007-04-16 David Ung <davidu@mips.com>
5450 Joseph Myers <joseph@codesourcery.com>
5452 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5453 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5454 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5455 Add 74K processor information.
5456 * config/mips/mips.md: Include 74k.md.
5457 (cpu): Add 74kc,74kf,74kx.
5458 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5459 * config/mips/74k.md: New.
5460 * doc/invoke.texi (MIPS Options): Document 74K support.
5462 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5464 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5465 vectorizable_* functions.
5466 * tree-vect-transform.c (vectorizable_call): Add check for
5467 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5468 (vectorizable_store): likewise.
5469 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5471 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5472 (vectorizable_type_promotion, vectorizable_load): Likewise.
5473 (vectorizable_live_operation, vectorizable_condition): Likewise.
5474 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5476 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5478 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5480 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5481 register numbers more.
5482 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
5483 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
5484 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
5485 FUNCTION_VALUE_REGNO_P): Likewise.
5486 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
5487 STATIC_CHAIN_REGNUM): Likewise.
5488 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
5489 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
5490 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
5491 * config/m68k/m68k.md (FP_REG): New.
5493 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5495 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
5498 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5500 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
5501 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
5504 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5506 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
5509 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5512 * c-decl.c (finish_decl): Grab the type of the decl after the call
5513 to store_init_value.
5515 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
5517 * common.opt (fforward-propagate): Fix "Optimization" annotation.
5519 2007-04-14 Jakub Jelinek <jakub@redhat.com>
5522 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
5523 post dominators and cleanup cfg before returning.
5525 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
5527 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
5528 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
5530 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
5532 * config.gcc: Recognize fido.
5533 * config/m68k/m68k-devices.def (fidoa): New.
5534 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
5536 (FL_FIDOA, TARGET_FIDOA): New.
5537 * config/m68k/m68k.opt (mfidoa): New.
5539 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5542 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
5543 when a personality function is used.
5545 2007-04-13 Bob Wilson <bob.wilson@acm.org>
5547 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
5549 2007-04-13 Mike Stump <mrs@apple.com>
5551 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
5553 * config/darwin.opt (fapple-kext): Make C++ only.
5554 * config/darwin.c (darwin_override_options): Remove code to ensure
5555 -fapple-kext is given for C++ only.
5557 2007-04-13 Richard Sandiford <richard@codesourcery.com>
5559 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5560 * config/mips/mips.c (override_options): Call
5561 SUBTARGET_OVERRIDE_OPTIONS, if defined.
5563 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5565 * config/i386/i386.opt (msvr3-shlib): Removed.
5567 * doc/invoke.texi: Remove -msvr3-shlib.
5569 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5571 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
5572 with "popcnt" instruction.
5574 2007-04-13 Richard Guenther <rguenther@suse.de>
5576 PR tree-optimization/21258
5577 * tree-vrp.c (compare_case_labels): New helper.
5578 (find_switch_asserts): New function.
5579 (find_assert_locations): Call it for SWITCH_EXPRs.
5581 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
5583 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
5584 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
5585 check is now implied in X87_FLOAT_MODE_P.
5586 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5587 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5588 (fix_trunc<mode>_i386_fisttp): Ditto.
5589 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5590 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5591 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5592 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5593 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5594 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5595 (unnamed_splitters): Ditto.
5596 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
5597 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
5598 FIRST_SSE_REG for local functions when SSE math is enabled or
5599 for functions with sseregparm attribute.
5600 (standard_80387_constant_p): Return -1 if mode is not
5602 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
5603 (ix86_expand_compare): Ditto.
5604 (ix86_expand_carry_flag_compare): Ditto.
5605 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
5606 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
5607 DECIMAL_FLOAT_MODE_P.
5608 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
5609 of SCALAR_FLOAT_MODE_P.
5610 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
5611 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
5612 checks before FLOAT_MODE_P.
5613 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
5614 before FLOAT_MODE_P.
5619 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
5621 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
5622 Charles Wilson <libtool@cwilson.fastmail.fm>
5624 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
5625 (libgcc.mvars): Don't depend on them.
5626 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
5627 * exec-tool.in: New.
5629 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
5631 * doc/invoke.text (--help): Document --help=common.
5633 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
5635 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
5637 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5639 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
5640 * genemit.c (main): Emit #include "integrate.h".
5641 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
5642 (LOADGP_RTP): New mips_loadgp_style.
5643 * config/mips/mips.h: Include config/vxworks-dummy.h.
5644 (TARGET_RTP_PIC): New macro.
5645 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
5646 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
5647 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
5649 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
5650 -mvxworks-pic when using -mrtp and a PIC option.
5651 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
5653 (mips_symbolic_constant_p, mips_symbolic_address_p)
5654 (mips_symbol_insns): Handle SYMBOL_HALF.
5655 (override_options): Warn about -G and -mrtp being used together.
5656 Initialize mips_lo_relocs[SYMBOL_HALF].
5657 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
5658 (mips_emit_loadgp): Handle LOADGP_RTP.
5659 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
5660 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
5661 (tablejump): Handle function-relative case table entries if
5663 * config/mips/predicates.md (symbol_ref_operand): New predicate.
5665 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5667 * config/mips/mips.md (load_call<mode>): Allow any general register.
5669 (sibcall_value_internal, sibcall_value_multiple_internal)
5670 (call_value_internal, call_value_split, call_value_multiple_internal)
5671 (call_value_multiple_split): Remove constraints from operand 0.
5673 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5675 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
5676 rather than loadgp_noshared.
5677 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
5678 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
5680 * config/mips/mips.md (loadgp): Rename to...
5681 (loadgp_newabi): ...this.
5682 (loadgp_noshared): Rename to...
5683 (loadgp_absolute): ...this.
5685 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5687 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
5688 false for locally-binding symbols.
5689 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
5691 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5693 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
5694 (SYMBOL_GOT_PAGE_OFST): ...this.
5695 (SYMBOL_GOT_GLOBAL): Rename to...
5696 (SYMBOL_GOT_DISP): ...this.
5697 (SYMBOL_GOTOFF_GLOBAL): Rename to...
5698 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
5699 * config/mips/mips.c (mips_global_symbol_p): New function.
5700 (mips_symbol_binds_local_p): Likewise.
5701 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
5702 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
5703 and mips_symbol_binds_local_p.
5704 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
5705 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
5706 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
5708 (mips_ok_for_lazy_binding_p): New function.
5709 (mips_load_call_address, mips_expand_call): Use it.
5710 (mips_dangerous_for_la25_p): Likewise.
5711 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
5712 (*got_disp<mode>): Use got_disp_operand instead of
5713 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
5714 SYMBOL_GOTOFF_GLOBAL.
5715 (*got_page<mode>): Use got_page_ofst_operand instead of
5717 * config/mips/predicates.md (const_call_insn_operand): Use
5718 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
5719 (global_got_operand): Rename to...
5720 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
5722 (local_got_operand): Rename to...
5723 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
5724 of SYMBOL_GOT_LOCAL.
5726 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5728 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
5729 TARGET_CALL_CLOBBERED_GP.
5730 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5731 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
5732 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
5733 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
5734 of TARGET_ABICALLS && !TARGET_NEWABI.
5735 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5736 * config/mips/mips.c (mips_load_call_address): Check
5737 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5738 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5739 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5740 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
5741 TARGET_ABICALLS && TARGET_NEWABI.
5742 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
5744 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
5745 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
5746 TARGET_ABICALLS && TARGET_NEWABI.
5747 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
5748 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
5749 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
5750 whether indirect calls must use $25.
5751 (mips_extra_live_on_entry): Check TARGET_GOT instead of
5753 * config/mips/mips.md (jal_macro): Check flag_pic and
5754 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
5755 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
5756 instead of TARGET_ABICALLS.
5757 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
5758 TARGET_ABICALLS && TARGET_OLDABI.
5759 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5760 (sibcall): In the comment above the define_insn, mention
5761 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
5762 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
5763 instead of TARGET_ABICALLS.
5765 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5767 * doc/md.texi (Blackfin family constraints): Document PA and PB.
5768 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
5769 (MACFLAGS_MATCH_P): New macro.
5770 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
5771 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
5772 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
5773 the other MACFLAG constants.
5774 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
5775 (flag_machi): Tighten constraints. Renumber some of the operands.
5776 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
5778 (flag_machi_parts_acconly): New pattern.
5779 (flag_macinithi): Tighten constraints. Allow any accumulator to be
5781 (flag_macinit1hi): Tighten constraints.
5782 (flag_mul_macv2hi_parts_acconly): New pattern.
5784 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
5785 Use a more efficient implementation.
5786 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
5787 inline sequences when not optimizing for size.
5789 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
5790 movhi_high2low): Delete, merge functionality into...
5791 (packv2hi): ... this pattern.
5793 2007-02-11 Jie Zhang <jie.zhang@analog.com>
5794 * config/bfin/bfin.opt (msim): New option.
5795 (mcpu=): New option.
5796 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
5797 (bfin_cpu_t): Typedef of enum bfin_cpu.
5798 (bfin_cpu_type): New declaration.
5799 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
5800 -msim and -mcpu= options.
5801 (LIB_SPEC): Likewise.
5802 * config/bfin/bfin.c (bfin_cpu_type): Define.
5803 (bfin_handle_option): Handle -mcpu= option.
5804 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
5805 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
5806 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
5808 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5810 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
5811 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
5812 (powerpc-wrs-vxworksae): Use ${tm_file}.
5813 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
5814 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
5815 * config/i386/vx-common.h: New file.
5817 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5819 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
5822 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
5824 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
5827 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
5831 * c-common.c (c_build_qualified_type): Set canonical type
5834 2007-04-12 Richard Guenther <rguenther@suse.de>
5836 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
5837 lower bound and element size if lower bound is not zero
5838 or either of the ARRAY_REF operands is set.
5840 2007-04-12 Richard Guenther <rguenther@suse.de>
5842 PR tree-optimization/24689
5843 PR tree-optimization/31307
5844 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5846 * gimplify.c (canonicalize_addr_expr): To be consistent with
5847 gimplify_compound_lval only set operands two and three of
5848 ARRAY_REFs if they are not gimple_min_invariant. This makes
5849 it never at this place.
5850 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5852 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5854 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5855 null before emitting a .nsubspa directive.
5857 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5859 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5860 need_to_partition_p if there are no memory statements in the
5863 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5865 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5866 (gcd_of_steps_may_divide_p): New function.
5867 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5869 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5871 * reload.c (find_reloads_toplev, find_reloads_address,
5872 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5873 not a pointer equality test, to decide if we need to call
5874 push_reg_equiv_alt_mem.
5876 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5878 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5879 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5880 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5882 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5884 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5885 vector to be positive.
5887 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5891 * doc/invoke.texi: Document --params max-aliased-vops and
5893 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5894 debug_memory_partitions): Move to tree-flow.h
5895 * params.h (AVG_ALIASED_VOPS): Define.
5896 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5898 (mp_info_t): Likewise.
5899 (get_mem_sym_stats_for): New.
5900 (set_memory_partition): Move from tree-flow-inline.h.
5901 (mark_non_addressable): Only clear the set of symbols for the
5902 partition if it exists.
5903 (dump_memory_partitions): Move from tree-ssa-operands.c
5904 (debug_memory_partitions): Likewise.
5905 (need_to_partition_p): New.
5906 (dump_mem_ref_stats): New.
5907 (debug_mem_ref_stats): New.
5908 (dump_mem_sym_stats): New.
5909 (debug_mem_sym_stats): New.
5910 (update_mem_sym_stats_from_stmt): New.
5911 (compare_mp_info_entries): New.
5912 (mp_info_cmp): Call it.
5913 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5915 (get_mpt_for): Move from tree-ssa-operands.c.
5916 (find_partition_for): New.
5917 (create_partition_for): Remove.
5918 (estimate_vop_reduction): New.
5919 (update_reference_counts): New.
5920 (build_mp_info): New.
5921 (compute_memory_partitions): Refactor.
5922 Document new heuristic.
5923 Call build_mp_info, update_reference_counts,
5924 find_partition_for and estimate_vop_reduction.
5925 (compute_may_aliases): Populate virtual operands before
5926 calling debugging dumps.
5927 (delete_mem_sym_stats): New.
5928 (delete_mem_ref_stats): New.
5929 (init_mem_ref_stats): New.
5930 (init_alias_info): Call it.
5931 (maybe_create_global_var): Remove alias_info argument.
5932 Get number of call sites and number of pure/const call sites
5933 from gimple_mem_ref_stats().
5934 (dump_alias_info): Call dump_memory_partitions first.
5935 (dump_points_to_info_for): Show how many times a pointer has
5937 * opts.c (decode_options): For -O2 set --param
5938 max-aliased-vops to 500.
5939 For -O3 set --param max-aliased-vops to 1000 and --param
5940 avg-aliased-vops to 3.
5941 * fortran/options.c (gfc_init_options): Remove assignment to
5943 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5944 * tree-dfa.c (dump_variable): Dump memory reference
5946 Dump NO_ALIAS* settings.
5947 (referenced_var_lookup): Tidy.
5948 (mem_sym_stats): New.
5949 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5950 and ORIG are different SSA names for a memory partition.
5951 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5952 * tree-flow.h (struct mem_sym_stats_d): Define.
5953 (mem_sym_stats_t): Define.
5954 (struct mem_ref_stats_d): Define.
5955 (struct gimple_df): Add field mem_ref_stats.
5956 (enum noalias_state): Define.
5957 (struct var_ann_d): Add bitfield noalias_state.
5958 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5959 debug_mem_ref_stats, debug_memory_partitions,
5960 debug_mem_sym_stats): Declare.
5961 * tree-ssa-structalias.c (update_alias_info): Update call
5962 sites, pure/const call sites and asm sites in structure
5963 returned by gimple_mem_ref_stats.
5964 Remove local variable IS_POTENTIAL_DEREF.
5965 Increase NUM_DEREFS if the memory expression is a potential
5967 Call update_mem_sym_stats_from_stmt.
5968 If the memory references memory, call
5969 update_mem_sym_stats_from_stmt for all the direct memory
5970 symbol references found.
5971 (intra_create_variable_infos): Set noalias_state field for
5972 pointer arguments according to the value of
5973 flag_argument_noalias.
5974 * tree-ssa-structalias.h (struct alias_info): Remove fields
5975 num_calls_found and num_pure_const_calls_found.
5976 (update_mem_sym_stats_from_stmt): Declare.
5977 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5978 Set default value to 100.
5979 (PARAM_AVG_ALIASED_VOPS): Define.
5981 2007-04-11 Richard Guenther <rguenther@suse.de>
5984 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
5985 a * -b + c as c - a * b if we honor sign dependent rounding.
5987 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5989 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
5991 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
5992 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
5994 (initialize_trampoline): Don't use old-style function definition.
5995 (bfin_secondary_reload): Mark IN_P argument as unused.
5997 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5999 PR tree-optimization/31343
6000 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6001 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6002 * testsuite/gcc.dg/vect/pr31343.c: New.
6004 2007-04-10 Eric Christopher <echristo@apple.com>
6006 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6007 * config/i386/i386.md (*cmpfp0): Use.
6008 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6009 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6010 (fix_trunc<mode>_i386_fisttp): Ditto.
6011 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6012 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6013 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6014 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6015 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6016 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6017 (unnamed_splitters): Ditto.
6018 * config/i386/i386.c (output_fix_trunc): Assert that
6019 we're not being passed a TFmode operand.
6021 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6023 PR tree-optimization/31526
6024 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6025 n_basic_blocks to find newly added blocks.
6027 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6029 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6031 (fix_trunc<mode>si_sse): Ditto.
6032 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6033 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6034 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6035 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6036 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6037 expander using SSEMODEF mode macro.
6038 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6039 expander using SSEMODEF mode macro.
6040 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6041 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6042 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6043 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6044 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6045 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6046 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6047 Macroize insn using X87MODEF mode macro.
6049 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6051 * config/i386/sse.md (sse2_pinsrw): Removed.
6052 (sse2_pextrw): Renamed to ...
6053 (*sse2_pextrw): This.
6055 2007-04-09 Jan Hubicka <jh@suse.cz>
6058 * config/i386/sse.md
6059 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6060 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6061 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6062 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6064 2007-04-09 Jan Hubicka <jh@suse.cz>
6066 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6067 multiple fields of union.
6069 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6071 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6072 (create_preheaders): Check that loops are available.
6073 (fix_loop_structure): Clean up, improve comments.
6074 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6075 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6077 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6078 * predict.c (tree_estimate_probability): Do not call
6079 calculate_dominance_info. Call create_preheaders.
6080 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6081 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6083 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6084 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6085 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6086 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6089 2007-04-08 Jan Hubicka <jh@suse.cz>
6091 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6092 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6093 * fold-const.c (fold_unary): Use it.
6095 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6097 * varasm.c (assemble_variable): Remove call to
6098 lang_hooks.decls.prepare_assemble_variable.
6099 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6100 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6101 * langhooks.h (lang_hooks_for_decls): Remove
6102 prepare_assemble_variable.
6104 2007-04-08 Mike Stump <mrs@apple.com>
6106 * config/i386/i386.c: Use inc/dec on Core2.
6108 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6110 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6111 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6112 lhd_tree_inlining_end_inlining): Remove.
6113 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6114 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6116 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6117 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6118 lhd_tree_inlining_end_inlining): Remove prototypes.
6119 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6120 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6121 LANG_HOOKS_TREE_INLINING_START_INLINING,
6122 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6124 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6127 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6130 * config/avr/predicates.md (io_address_operand): Delete predicate.
6131 (low_io_address_operand): Don't use 'mode' argument.
6132 (higth_io_address_operand): Rename ...
6133 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6134 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6137 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6139 Revert change removing staticp.
6141 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6144 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6147 2007-04-07 Bruce Korb <bkorb@gnu.org>
6149 * c.opt: Add -Wformat-contains-nul.
6150 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6152 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6153 the NUL byte warning.
6155 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6157 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6159 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6161 * tree.c (staticp): No longer use staticp langhook.
6162 * langhooks.c (lhd_staticp): Removed.
6163 * langhooks.h (struct lang_hooks): Remove staticp.
6164 * c-common.c (c_staticp): Remove.
6165 * c-common.h (c_staticp): Ditto.
6166 * langhooks-defs.h (lhd_staticp): Ditto.
6167 (LHD_HOOKS_STATICP): Ditto
6168 * tree.h (gcc_assert_lowered): New macro.
6170 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6172 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6173 argument "reliable".
6174 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6175 Add argument "reliable". Propagate it through calls.
6176 (infer_loop_bounds_from_undefined): Derive number of iterations
6177 estimates from references in blocks that do not dominate loop latch.
6178 (gcov_type_to_double_int): New function.
6179 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6180 and expected_loop_iterations_unbounded.
6181 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6182 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6183 * tree-data-ref.c (estimated_loop_iterations): Export.
6184 (get_references_in_stmt): Fix -- do not return addresses of local
6186 * cfgloop.h (expected_loop_iterations_unbounded,
6187 estimated_loop_iterations): Declare.
6189 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6191 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6193 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6195 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6196 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6197 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6198 Use output_387_reg_move().
6199 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6200 expander using X87MODEF12 mode macro.
6201 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6202 choosing register preferences. Use output_387_reg_move().
6203 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6204 instead of "x". Use output_387_reg_move().
6205 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6206 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6207 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6208 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6209 Use output_387_reg_move().
6210 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6212 (*truncxf?f_i387 splitter): Ditto.
6214 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6216 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6217 LANG_HOOKS_SAFE_FROM_P.
6218 * expr.c (safe_from_p): Remove langhook call.
6219 * langhooks.h (lang_hooks): Remove safe_from_p.
6220 (lhd_safe_from_p): Remove prototype.
6221 * langhooks.c (lhd_safe_from_p): Remove.
6223 2007-04-06 Jan Hubicka <jh@suse.cz>
6225 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6228 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6230 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6231 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6232 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6233 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6235 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6236 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6238 2007-04-05 Richard Henderson <rth@redhat.com>
6240 * config/alpha/alpha.c (print_operand) [+]: Remove.
6241 (alpha_end_function): Print nop if call at end of function.
6242 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6243 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6244 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6245 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6246 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6247 the call pattern. Update peepholes to match.
6249 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6251 * doc/extend.texi (Other Builtins): Add decimal float variants
6253 * builtins.def: Ditto.
6254 * builtins.c (expand_builtin): Ditto.
6256 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6257 H.J. Lu <hongjiu.lu@intel.com>
6260 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6261 of V8HImode when calling ix86_binary_operator_ok.
6262 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6263 (sdot_prodv8hi): Operands 1 and 2 must be register.
6265 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6267 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6268 initialize align to silence bogus warning.
6270 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6273 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6275 (struct sra_walk_fns): Remove use_all parameter from use.
6276 (sra_hash_tree): Handle BIT_FIELD_REFs.
6277 (sra_elt_hash): Don't hash bitfld blocks.
6278 (sra_elt_eq): Skip them in parent compares as well. Handle
6280 (sra_walk_expr): Don't maintain or pass down use_all_p.
6281 (scan_use): Remove use_all parameter.
6282 (scalarize_use): Likewise. Re-expand assignment to
6283 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6284 output, and re-scalarize after output. Don't mark anything
6286 (scalarize_ldst): Adjust.
6287 (scalarize_walk_gimple_modify_statement): Likewise.
6288 (build_element_name_1): Handle BIT_FIELD_REFs.
6289 (instantiate_element): Don't warn for any element whose parent
6291 (instantiate_missing_elements_1): Return the sra_elt.
6292 (canon_type_for_field): New.
6293 (try_instantiate_multiple_fields): New.
6294 (instantiate_missing_elemnts): Use them.
6295 (mark_no_warning): Removed.
6296 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6297 (REPLDUP, sra_build_elt_assignment): New.
6298 (generate_copy_inout): Use them.
6299 (generate_element_copy): Likewise. Handle bitfld differences.
6300 (generate_element_zero): Don't recurse for blocks. Use
6301 sra_build_elt_assignment.
6302 (generate_one_element_int): Take elt instead of var. Use
6303 sra_build_elt_assignment.
6304 (generate_element_init_1): Adjust.
6305 (scalarize_use, scalarize_copy): Use REPLDUP.
6306 (scalarize_ldst): Move assert before dereference.
6307 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6309 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6311 * regmove.c: Fix unused variable warnings due to previous commit.
6313 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6315 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6316 (regmove_bb_head): Remove.
6317 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6318 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6319 problems with fixup_match_1.
6320 Don't initialize/free regmove_bb_head.
6322 (reg_is_remote_constant_p): If an insn is in the same basic block
6323 but not before INSN, consider it remote, too.
6325 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6328 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6329 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6331 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6333 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6334 (CONDITIONAL_REGISTER_USAGE): Likewise.
6336 2007-04-04 Richard Henderson <rth@redhat.com>
6338 * config/alpha/lib1funcs.asm: Remove unused file.
6340 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6343 * opts.c (print_specific_help): Fix --help=<language>
6345 (common_handle_option): Support --help=common.
6347 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6350 * gcc.c (main): Do not run the linker if
6351 print_subprocess_help indicates that it shouldn't be
6354 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6357 * doc/invoke.texi (--help=): Document <languages> value, fix
6358 formatting in tables of values.
6360 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6362 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6363 dllimport attribute of virtual methods.
6365 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6367 * config/score/crti.asm: Change _bss_start to __bss_start.
6368 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6369 (OUTGOING_REG_PARM_STACK_SPACE) update.
6370 * config/score/score.opt: add options to make backend support
6371 score5, score5u, score7 and score7d.
6372 * config/score/score.md: Likewise.
6373 * config/score/misc.md: Likewise.
6374 * config/score/mac.md: Likewise.
6375 * doc/invoke.texi: Likewise.
6376 * doc/md.texi: update constraints define.
6378 2007-04-03 Richard Henderson <rth@redhat.com>
6380 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6381 an appropriate type, use the mode instead.
6383 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6385 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6386 Set the default --with-arch setting to mips2.
6387 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6388 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6389 (MULTILIB_OSDIRNAMES): Delete.
6390 (MULTILIB_DIRNAMES): Define.
6391 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6392 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6393 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6394 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6395 VXWORKS_OS_CPP_BUILTINS.
6396 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6397 (MIPS_DEBUGGING_INFO): Undefine.
6398 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6400 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6403 * fold-const.c (native_encode_real): Encode real.c provided longs
6404 as a series of 32-bit native integers.
6405 (native_interpret_real): Interpret buffer as a series of 32-bit
6408 2007-04-03 Richard Guenther <rguenther@suse.de>
6410 * genpreds.c (write_insn_constraint_len): Write function
6411 optimized for CONSTRAINT_LEN implementation.
6412 (write_tm_preds_h): Output insn_constraint_len inline and
6413 use it for CONSTRAINT_LEN.
6414 (write_insn_preds_c): Don't output insn_constraint_len.
6415 * doc/md.texi (define_register_constraint): Document multi-letter
6416 constraints shall have the same length if they start with the same
6419 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6422 * config/i386/i386.md (isinf<mode>2): Expand only when
6423 TARGET_C99_FUNCTIONS is set.
6425 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6427 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6428 (x86_64-*-linux*): Ditto.
6429 * config/i386/i386.opt (mpc): New option.
6430 * config/i386/i386.c (overrride_options): Handle
6431 ix87_precision_string.
6432 * config/i386/crtprec.c: New file.
6433 * config/i386/t-crtpc: Ditto.
6434 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6436 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6437 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6438 crtprec32.o, crtprec64.o and crtprec80.o.
6440 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6442 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6444 2007-04-02 Eric Christopher <echristo@apple.com>
6446 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6447 limitations on darwin.
6449 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6452 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6454 2007-04-02 Dave Korn <dave.korn@artimi.com>
6456 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6458 2007-04-02 Dave Korn <dave.korn@artimi.com>
6460 * libgcc2.h (exception_descriptor): Don't forward-declare.
6461 (__get_eh_table_language, __get_eh_table_version): Delete
6462 prototypes of long-dead functions.
6464 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6466 * ebitmap.h: New file
6467 * ebitmap.c: New file
6468 * Makefile.in (ebitmap.o): New target.
6470 2007-04-01 Jan Hubicka <jh@suse.cz>
6472 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6473 before very first instruction.
6475 2007-04-01 Jan Hubicka <jh@suse.cz>
6477 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6478 waring on 64bit hosts.
6479 * bitmap.h: Fix typo in bitmap_head_def.
6481 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
6483 PR rtl-optimization/31391
6484 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
6485 into a DELETED_LABEL note, and the label is in an empty basic
6486 block, update BB_END as well as BB_HEAD.
6488 2007-04-01 Richard Henderson <rth@redhat.com>
6490 PR tree-optimization/31169
6491 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
6492 to varying if the range is outside [0, prec-1].
6494 2007-04-01 Richard Sandiford <richard@codesourcery.com>
6497 * config/mips/mips.md (load_const_gp): New insn.
6498 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
6499 the MIPS16 GP pseudo register if no_new_pseudos.
6500 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
6502 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6505 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
6507 (call_value): Likewise.
6509 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
6510 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6513 * doc/invoke.texi: (optimization options): Reword description
6514 of -ffast-math. Document its primary purpose.
6516 2007-03-31 Richard Guenther <rguenther@suse.de>
6518 * omp-low.c (splay-tree.h): Include.
6519 (lookup_decl): Replace splay-tree usage by pointer-map.
6520 (maybe_lookup_decl): Likewise.
6521 (new_omp_context): Likewise.
6522 (delete_omp_context): Likewise.
6523 * gimplify.c (splay-tree.h): Include.
6524 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
6526 (remap_ssa_name): Likewise.
6527 (remap_decl): Likewise.
6528 (remap_type_1): Likewise.
6529 (remap_type): Likewise.
6530 (copy_body_r): Likewise.
6531 (expand_call_inline): Likewise.
6532 (clone_body): Likewise.
6533 (copy_tree_r): Likewise.
6534 (remap_save_expr): Likewise.
6535 (unsave_r): Likewise.
6536 (unsave_expr_now): Likewise.
6537 (tree_function_versioning): Likewise.
6538 (build_duplicate_type): Likewise.
6539 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
6540 (struct copy_body_data): Replace splay-tree by pointer-map.
6541 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
6542 not $(SPLAY_TREE_H).
6543 (gimplify.o): Depend on $(SPLAY_TREE_H).
6544 (omp-low.p): Likewise.
6546 2007-03-31 Anatoly Sokolov <aesok@post.ru>
6548 * config/avr/predicates.md (even_register_operand,
6549 odd_register_operand): New predicates.
6550 * config/avr/avr.md (movw peephole2): New.
6551 (movw_r peephole2): New.
6553 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
6555 * tree.h (get_signed_or_unsigned_type): New.
6556 * fold-const.c (operand_equal_for_comparison_p): Use
6557 get_signed_or_unsigned_type instead of
6558 lang_hooks.types.signed_or_unsigned_type.
6559 * expr.c (store_expr): Ditto.
6560 * langhooks.c (get_signed_or_unsigned_type): New.
6561 (lhd_signed_or_unsigned_type): New.
6562 * langhooks.h (lhd_signed_or_unsigned_type): New.
6563 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
6565 2007-03-30 Richard Henderson <rth@redhat.com>
6567 * tree-ssa-loop-ivopts.c: Include target.h.
6568 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
6569 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
6570 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
6571 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
6573 2007-03-30 Richard Henderson <rth@redhat.com>
6574 Kai Tietz <kai.tietz@onevision.com>
6576 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
6578 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
6579 (TARGET_64BIT_MS_ABI): New.
6580 (DBX_REGISTER_NUMBER): Handle 64-bit.
6581 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
6582 (LONG_TYPE_SIZE): Force to 32.
6583 (REG_PARM_STACK_SPACE): New.
6584 (OUTGOING_REG_PARM_STACK_SPACE): New.
6585 (REGPARM_MAX, SSE_REGPARM_MAX): New.
6586 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6587 (STACK_BOUNDARY): Use 128 for 64-bit.
6588 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
6589 Add 64-bit implementation.
6590 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
6592 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
6593 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
6594 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
6595 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
6596 (ix86_handle_cconv_attribute): Don't warn when ignoring if
6597 TARGET_64BIT_MS_ABI.
6598 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
6599 (ix86_pass_by_reference): Likewise.
6600 (ix86_function_value_regno_p): Likewise.
6601 (ix86_build_builtin_va_list): Likewise.
6602 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
6603 (function_arg_advance_ms_64): New.
6604 (function_arg_advance): Call it.
6605 (function_arg_ms_64): New.
6606 (function_arg): Call it.
6607 (function_value_ms_64): New.
6608 (ix86_function_value_1): Call it.
6609 (return_in_memory_ms_64): New.
6610 (ix86_return_in_memory): Call it.
6611 (setup_incoming_varargs_ms_64): New.
6612 (ix86_setup_incoming_varargs): Call it.
6613 (ix86_expand_prologue): Handle 64-bit stack probing.
6614 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
6615 (output_pic_addr_const): Likewise.
6616 (x86_this_parameter): Likewise.
6617 (x86_output_mi_thunk): Likewise.
6618 (x86_function_profiler): Likewise.
6619 (TARGET_STRICT_ARGUMENT_NAMING): New.
6620 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
6621 (TARGET_64BIT_MS_ABI): New.
6622 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
6623 * config/i386/i386.md (allocate_stack_worker): Remove.
6624 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
6625 describe the clobber of eax without a match_scratch.
6626 (allocate_stack_worker_postreload): Remove.
6627 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
6628 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
6629 (allocate_stack_worker_rex64_postreload): Remove.
6630 (allocate_stack): Handle 64-bit.
6631 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
6632 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
6633 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
6634 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
6635 (STANDARD_STARTFILE_PREFIX_1): Likewise.
6636 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
6637 * config.build (x86_64-*-mingw*): New host.
6638 * config.host (x86_64-*-mingw*): New host.
6639 * config.gcc (x86_64-*-mingw*): New target.
6640 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
6642 2007-03-30 Richard Henderson <rth@redhat.com>
6643 Kai Tietz <kai.tietz@onevision.com>
6645 * c-pragma.c (struct def_pragma_macro_value): New.
6646 (struct def_pragma_macro): New.
6647 (pushed_macro_table): New.
6648 (dpm_hash, dpm_eq): New.
6649 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
6650 (init_pragma): Install them.
6651 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6653 2007-03-30 Anatoly Sokolov <aesok@post.ru>
6655 * config/avr/avr.c (avr_override_options): Clear
6656 'flag_delete_null_pointer_checks'.
6658 2007-03-30 Paolo Carlini <pcarlini@suse.de>
6661 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
6662 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
6663 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
6664 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
6665 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
6666 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
6667 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
6669 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
6671 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
6673 * regmove.c: Move all of pass_stack_adjustments from here...
6674 * combine-stack-adj.c: ...to this new file.
6675 * Makefile.in: Add rules for combine-stack-adj.o.
6677 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
6679 PR tree-optimization/31383
6680 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
6681 to have the same length.
6683 2007-03-30 Jan Hubicka <jh@suse.cz>
6686 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
6687 availablility; add more sanity checking; ask varpool only about
6690 2007-03-29 Richard Henderson <rth@redhat.com>
6692 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
6693 to decide, but __SIZEOF_LONG_LONG__.
6695 2007-03-29 Richard Henderson <rth@redhat.com>
6697 * emutls.c (struct __emutls_array): New.
6698 (emutls_destroy): Use it instead of casting element 0 from void*.
6699 (__emutls_get_address): Likewise.
6701 2007-03-29 Richard Henderson <rth@redhat.com>
6703 * varasm.c (initializer_constant_valid_p): Don't deny
6704 DECL_DLLIMPORT_P on functions.
6706 * config/i386/cygming.h: Remove function declarations.
6707 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
6708 (ASM_OUTPUT_LABELREF): Remove.
6709 (COMMON_ASM_OP): Remove.
6710 (ASM_OUTPUT_COMMON): Remove.
6711 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
6712 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
6713 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6714 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
6715 Rename from TARGET_ENCODE_SECTION_INFO.
6716 * config/i386/netware.h: Likewise.
6717 * config/i386/i386-protos.h: Update.
6718 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
6719 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
6720 (legitimate_constant_p): Reject dllimports.
6721 (dllimport_map, get_dllimport_decl): New.
6722 (legitimize_dllimport_symbol): New.
6723 (legitimize_address, ix86_expand_move): Use it.
6724 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
6725 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
6726 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
6727 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
6728 * config/i386/predicates.md (constant_call_address_operand): Only
6729 accept symbols; reject dllimport_p symbols.
6730 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
6731 i386_pe_maybe_record_exported_symbol.
6732 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
6733 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
6734 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
6735 trust the setting of DECL_DLLIMPORT_P.
6736 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
6737 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
6738 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
6739 tidy the argument scanning loop.
6740 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
6741 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
6742 (i386_pe_strip_name_encoding): Remove.
6743 (i386_pe_binds_local_p): New.
6744 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
6745 (i386_pe_output_labelref): Remove.
6746 (i386_pe_asm_output_aligned_decl_common): New.
6747 (i386_pe_maybe_record_exported_symbol): Rename from
6748 i386_pe_record_exported_symbol; check for dllexported symbols.
6750 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
6752 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
6753 add comment explaining why vsnprintf cannot be used.
6755 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
6757 PR tree-optimization/30666
6758 * tree.c (build_complex_type): When creating type names for DWARF2
6759 debug info, create TYPE_DECLs for TYPE_NAME instead of
6761 (build_common_tree_nodes_2): Use build_complex_type when building
6762 predefined complex types, to preserve canonical types.
6764 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
6766 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
6767 (noce_get_alt_condition): Look at it to determine whether to
6768 reverse the condition or not.
6769 (noce_get_condition): Substitute the truth for lies.
6770 (noce_find_if_block): Set the then_else_reversed field.
6772 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
6774 * config/fr30/fr30.md (movdi): Do not accept immediates as the
6775 destination of this insn.
6776 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
6777 than calling gen_rtx_SET directly. Use r0 to hold the value of
6778 'address + 4' rather than a stack based temporary which can be
6781 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6783 * config/s390/s390.c (s390_secondary_input_reload_class,
6784 s390_secondary_output_reload_class): Functions removed.
6785 (s390_secondary_reload): New function.
6786 (TARGET_SECONDARY_RELOAD): Target macro defined.
6787 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
6788 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
6789 * config/s390/s390.md ("reload_outti", "reload_outdi",
6790 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
6791 "reload_out<mode>"): Expanders removed.
6792 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
6793 "reload<mode>_nonoffmem_out"): Expanders added.
6795 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6797 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
6798 SRC->DEST replacement failed anyway.
6800 2007-03-28 Mike Stump <mrs@apple.com>
6802 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
6803 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
6804 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
6806 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6808 * config.gcc: Accept barcelona as a variant of amdfam10.
6809 * config/i386/i386.c (override_options): Likewise.
6810 * doc/invoke.texi: Likewise.
6812 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
6814 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
6815 offsets for BIT_FIELD_REF and COMPONENT_REF.
6817 2007-03-28 Richard Guenther <rguenther@suse.de>
6819 * tree.c (is_global_var): Move ...
6820 * tree-flow-inline.h (is_global_var): ... here.
6821 * tree.h (is_global_var): Remove declaration.
6823 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
6825 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
6827 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
6828 * config/i386/i386.c (ix86_tune_features): Initialize new
6830 * config/i386/predicates.md (promotable_binary_operator): Use
6831 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
6833 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6836 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
6838 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
6840 * config/fr30/fr30.md (movsi_internal): Change destination
6841 constraint from m to V and add m to the end.
6843 2007-03-28 Christian Bruel <christian.bruel@st.com>
6845 * config/sh/sh.md (movsi_i): Fix type attribute.
6847 2007-03-28 Christian Bruel <christian.bruel@st.com>
6849 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6850 (movsf_ie): Likewise.
6852 2007-03-28 Christian Bruel <christian.bruel@st.com>
6854 * config.gcc: Add sh4-300 to multilib.
6855 * config/sh/t-mlib-sh4-300: New file.
6857 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6859 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6860 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6862 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6863 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6864 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6865 "fixuns_trunctddi2"): Whitespace fix.
6867 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6869 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6870 the definition of struct sh_args.
6871 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6872 CALL_COOKIE_INT_REG_GET): Likewise.
6874 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6876 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6877 transformations are applied successfully.
6879 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6881 * tree.c (tree_contains_struct): Permit 512 tree codes.
6882 * tree.h (tree_contains_struct): Ditto.
6883 (MAX_TREE_CODES): Ditto.
6884 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6885 SPARE member to store remaining padding bits.
6887 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6889 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6892 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6894 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6895 * configure: Regenerate.
6897 * configure: Regenerate using the correct version of autoconf.
6899 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6901 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6903 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6904 regs to "__SP_L__" and "__SP_H__".
6906 2007-03-27 Richard Guenther <rguenther@suse.de>
6908 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6909 computations with it with a HOST_WIDE_INT variable.
6911 2007-03-26 Mike Stump <mrs@apple.com>
6913 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6914 objective-c-header, objective-c++-header and objc++-cpp-output
6916 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6918 2007-03-26 Richard Henderson <rth@redhat.com>
6921 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6922 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6923 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6924 IX86_BUILTIN_PSRLQ128): New.
6925 (ix86_init_mmx_sse_builtins): Add them.
6926 (ix86_expand_builtin): Expand them.
6927 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6928 operand 2 be TImode.
6929 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6930 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6931 _mm_srli_epi64): Mark __B const.
6932 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6933 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6934 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6935 new two-vector shift builtins.
6937 2007-03-26 Ian Lance Taylor <iant@google.com>
6939 PR tree-optimization/31345
6940 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6941 [+INF, +INF(OVF)] into VARYING.
6943 2007-03-26 Zack Weinberg <zackw@panix.com>
6945 * gengtype-parse.c: New file.
6946 * gengtype-yacc.y: Delete.
6947 * gengtype-lex.l: Don't include gengtype-yacc.h.
6948 Define YY_DECL and yyterminate appropriately for recursive
6949 descent parser. yylval is now a string out-parameter to yylex.
6950 (HWS, EOID): New shorthand.
6951 (IWORD): Add a couple more types.
6952 (yylex): Add a setup stanza. Remove the complex rules for
6953 detecting GTY'ed types and typedefs; replace with simple
6954 keyword detectors. Adjust everything for the changed
6955 definition of yylval. Ignore all pp-directives, not just #define.
6957 (parse_file): Rename yybegin; do not call yyparse.
6959 * gengtype.c (xasprintf): Export again.
6960 (this_file): New. Use everywhere __FILE__ was being used.
6961 (get_lang_bitmap): Special case types defined in gengtype.c.
6962 (do_typedef, new_structure): Suppress definition of certain types.
6963 (new_structure): Improve diagnostics of duplicate definitions.
6964 Make sure location_s is associated with input.h.
6965 (nreverse_pairs, define_location_structures): New functions.
6966 (main): Improve tagging of kludge types. Remove old kludges
6967 for input.h types; use define_location_structures.
6968 * gengtype.h: Update prototypes. Define token codes here.
6969 * Makefile.in: Remove all references to gengtype-yacc.
6970 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6972 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6973 add GTY((skip)) to the field that's only conditionally there.
6974 * doc/install.texi: Document that Bison is no longer required
6975 unless building treelang.
6977 * gengtype.c: Don't include gtyp-gen.h.
6978 (srcdir): Declare here.
6979 (base_files, lang_dir_names): Allocate dynamically.
6980 (gt_files, num_gt_files, num_lang_dirs): New globals.
6981 (measure_input_list, read_input_line, read_input_list)
6982 (set_lang_bitmap): New functions.
6983 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
6984 simplify, relying on read_input_list to set up the bitmaps.
6985 (main): Arguments are no longer unused. Check for correct number
6986 of command line arguments, set srcdir and srcdir_len, then call
6987 read_input_list, before doing anything else. No need to worry
6988 about duplicates in main loop.
6989 * configure.ac: Simplify the calculation of all_gtfiles.
6990 Put language tags in there. Don't set or substitute
6991 all_gtfiles_files_langs or all_gtfiles_files_frags.
6992 * Makefile.in: Revamp the way gengtype is invoked, now that it
6993 takes a file on its command line with a much simpler format.
6994 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
6995 (GTFILES): Remove duplicates and C source files.
6996 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
6997 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
6998 * configure: Regenerate.
7000 * gengtype.h: Remove all type definitions to gengtype.c; leave
7001 only definitions of options_p, type_p, and pair_p as opaque
7002 pointers. Update prototypes.
7003 * gengtype.c: Many type definitions moved here from gengtype.h.
7004 Consolidate type definitions at the top of the file.
7005 (xvasprintf): Delete.
7006 (xasprintf): Make static.
7007 (create_nested_pointer_option): Add 'next' parameter.
7008 (create_field_all, create_field_at): New functions.
7009 (create_field): Now a thin wrapper around create_field_all.
7010 (create_optional_field): Rename create_optional_field_ and add
7011 line argument. Original name is now a macro which supplies
7013 (oprintf): Use vsnprintf directly.
7014 (close_output_files): Use fatal rather than perror/exit.
7015 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7016 (main): Set progname. Don't use exit.
7017 * gengtype-yacc.y (struct_fields): Use create_field_at.
7018 (option, optionseqopt): Delete.
7019 (optionseq): Consolidate productions from option here so we
7020 can use the first argument to create_option.
7022 * gengtype-lex.l: Distinguish unions from structures in the
7023 token type. Don't call find_structure; return the tag as a string.
7024 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7025 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7026 Reorganize typedef_struct production accordingly.
7027 Use create_nested_ptr_option.
7028 * gengtype.c (create_nested_ptr_option): New function.
7029 * gengtype.h: Declare it.
7031 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7032 (string_type): Don't declare.
7033 (do_scalar_typedef): Declare.
7034 (create_scalar_type): Update prototype.
7035 * gengtype.c (string_type): Make static.
7036 (scalar_nonchar, scalar_char): New.
7037 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7038 (resolve_typedef): Use scalar_nonchar for error recovery.
7039 (create_scalar_type): Remove name_len field. Return scalar_char
7040 or scalar_nonchar as appropriate.
7041 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7043 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7045 (main): Initialize scalar_char and scalar_nonchar before calling
7047 * gengtype-lex.l: Adjust for removal of second argument to
7048 create_scalar_type. Use yylval.s instead of yylval.t when
7050 * gengtype-yacc.y: Type of SCALAR is string. Call
7051 create_scalar_type from type:SCALAR rule. Adjust for removal of
7052 second argument to create_scalar_type.
7054 * vec.h: Remove all #if IN_GENGTYPE blocks.
7055 Add comment saying that changes may require adjustments to gengtype.
7056 * gengtype.c: Don't include coretypes.h or tm.h.
7057 Add comment to inclusion of errors.h.
7058 (note_def_vec, note_def_vec_alloc): New functions.
7059 * gengtype.h: Declare new functions.
7060 * gengtype-lex.l: Don't include coretypes.h.
7061 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7063 (update_lineno): Remove unnecessary prototype.
7064 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7065 (VEC rule): Just return VEC_TOKEN.
7066 * gengtype-yacc.y (VEC_TOKEN): New token type.
7067 (type): Add a production for VEC(a,b).
7068 * Makefile.in: Update dependencies.
7070 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7071 typedefs that use the old PARAMS macro.
7073 * gengtype-lex.l: Remove all rules and states relating to yacc
7075 * gengtype-yacc.y: Similarly.
7076 * gengtype.c (note_yacc_type): Delete function.
7077 * gengtype.h: Update prototypes.
7079 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7081 * tree-pretty-print.c (dump_generic_node): Report precision of
7082 unnamed integer types.
7084 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7086 * ifcvt.c (noce_try_store_flag_constants): Don't check
7087 no_new_pseudos here.
7088 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7089 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7090 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7091 noce_try_sign_mask): Likewise.
7092 (if_convert): Check no_new_pseudos here.
7094 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7096 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7097 (noce_get_condition): Handle new then_else_reversed argument.
7098 (noce_init_if_info): Remove, fold into noce_find_if_block.
7099 (noce_process_if_block): Take a struct noce_if_info as the
7100 argument. Don't set up one based on ce_if_info. Update pointer
7101 references accordingly.
7102 (cond_move_process_if_block): Likewise.
7103 (process_if_block): Removed.
7104 (find_if_block): Removed. Move functionality two new functions,
7105 noce_find_if_block and cond_exec_find_if_block.
7106 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7107 blocks and the symmetric IF-ELSE-JOIN case.
7108 (cond_exec_find_if_block): Also new function mostly based on old
7109 find_if_block and process_if_block.
7110 (find_if_header): Replace find_if_block call with separately
7111 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7112 (find_cond_trap): Update noce_get_condition call.
7113 (dead_or_predicable): Likewise.
7115 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7117 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7119 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7120 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7121 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7122 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7123 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7124 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7125 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7126 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7127 __builtin_ia32_psrad128 builtins.
7129 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7131 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7132 * config/i386/constraints.md
7133 (define_constraint "I"): Use IN_RANGE macro.
7134 (define_constraint "J"): Ditto.
7135 (define_constraint "K"): Ditto.
7136 (define_constraint "M"): Ditto.
7137 (define_constraint "N"): Ditto.
7138 (define_constraint "O"): Ditto.
7139 * config/i386/predicates.md
7140 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7141 (define_predicate "const_0_to_3_operand"): Ditto.
7142 (define_predicate "const_0_to_7_operand"): Ditto.
7143 (define_predicate "const_0_to_15_operand"): Ditto.
7144 (define_predicate "const_0_to_63_operand"): Ditto.
7145 (define_predicate "const_0_to_255_operand"): Ditto.
7146 (define_predicate "const_1_to_31_operand"): Ditto.
7147 (define_predicate "const_2_to_3_operand"): Ditto.
7148 (define_predicate "const_4_to_7_operand"): Ditto.
7150 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7152 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7153 in SImode for save_world.
7154 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7157 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7159 PR tree-optimization/30784
7160 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7163 2007-03-25 Revital Eres <eres@il.ibm.com>
7165 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7166 Fold movement_possibility function into it.
7168 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7170 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7171 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7172 (call_indirect_nonlocal_darwin64): Same.
7173 (call_nonlocal_darwin64): Same.
7174 (call_value_indirect_nonlocal_darwin64): Same.
7175 (call_value_nonlocal_darwin64): Same.
7176 (sibcall_nonlocal_darwin64): Same.
7177 (sibcall_value_nonlocal_darwin64): Same.
7178 (sibcall_symbolic_64): Same.
7179 (sibcall_value_symbolic_64): Same.
7180 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7182 (rs6000_emit_load_toc_table): Same.
7183 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7184 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7190 (load_toc_v4_pic_si): Same
7191 (load_toc_v4_PIC_1): Same.
7192 (load_toc_v4_PIC_1b): Same.
7193 (call_indirect_aix{32,64}): Same.
7194 (call_value_indirect_aix{32,64}): Same.
7197 (call_local{32,64}): Same.
7198 (call_value_local{32,64}): Same.
7199 (call_indirect_nonlocal_aix{32,64}): Same.
7200 (call_nonlocal_aix{32,64}): Same.
7201 (call_value_indirect_nonlocal_aix{32,64}): Same.
7202 (call_value_nonlocal_aix{32,64}): Same.
7203 (call_indirect_nonlocal_sysv<mode>): Same.
7204 (call_nonlocal_sysv<mode>): Same.
7205 (call_value_indirect_nonlocal_sysv<mode>): Same.
7206 (call_value_nonlocal_sysv<mode>): Same.
7208 (sibcall_local{32,64}): Same.
7209 (sibcall_value_local{32,64}): Same.
7210 (sibcall_nonlocal_aix{32,64}): Same.
7211 (sibcall_value_nonlocal_aix{32,64}): Same.
7212 (sibcall_nonlocal_sysv<mode>): Same.
7213 (sibcall_value): Same.
7214 (sibcall_value_nonlocal_sysv<mode>): Same.
7216 2007-03-24 Paul Brook <paul@codesourcery.com>
7218 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7219 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7221 2007-03-24 Richard Henderson <rth@redhat.com>
7223 * config/ia64/constraints.md: New file.
7224 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7225 satisfies_constraint_?.
7226 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7227 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7228 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7229 ia64_output_mi_thunk): Likewise.
7230 (ia64_const_ok_for_letter_p): Remove.
7231 (ia64_const_double_ok_for_letter_p): Remove.
7232 (ia64_extra_constraint): Remove.
7233 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7234 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7235 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7236 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7237 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7238 EXTRA_MEMORY_CONSTRAINT): Remove.
7239 * config/ia64/ia64.md: Include constriants.md. Replace
7240 CONST_OK_FOR_? with satisfies_constraint_?.
7242 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7243 H.J. Lu <hongjiu.lu@intel.com>
7245 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7247 (name macros): Use DPD_BID_NAME to convert names properly.
7249 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7250 decimal floating point format.
7251 (init_floating_libfuncs): Change decimal functions so that they
7252 have a "bid_" prefix if the decimal system uses the BID format,
7253 and "dpd_" prefix if the decimal system uses the DPD format.
7254 (init_interclass_conv_libfuncs): Ditto.
7255 (init_intraclass_conv_libfuncs): Ditto.
7257 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7258 using the BID format.
7260 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7261 whether we are using the BID decimal format.
7262 * configure: Regenerate.
7264 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7265 the compiler has decimal floating point enabled. Define
7266 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7269 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7270 using the BID format.
7272 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7273 whether we are using the BID decimal format.
7274 * configure: Regenerate.
7276 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7277 the compiler has decimal floating point enabled. Define
7278 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7281 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7282 options, and that it is enabled for i386/x86_64 systems.
7284 * Makefile.in (enable_decimal_float): New.
7286 (DECNUMINC): Add -I$(DECNUMFMT).
7287 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7288 to $(DECNUMFMT) from $(DECNUM).
7290 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7291 Substitute enable_decimal_float.
7292 * configure: Regenerated.
7295 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7298 * configure.ac: Enable decimal float for x86_64-*-linux*.
7299 * configure: Regenerated.
7302 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7303 decimal128ClearSign to flip and clear the sign bit in decimal128.
7304 (decimal_real_maxval): Set decimal128SetSign to set the sign
7307 2007-03-23 Ian Lance Taylor <iant@google.com>
7309 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7311 2007-03-23 Ian Lance Taylor <iant@google.com>
7313 * tree-dump.c (dump_files): Correct comment.
7315 2007-03-23 Ian Lance Taylor <iant@google.com>
7317 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7319 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7321 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7322 in cfglayout mode. Don't go into and out of cfglayout mode.
7323 Link the blocks in the order of the constructed traces.
7324 (rest_of_handle_tracer): Adjust call to tracer.
7325 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7326 Don't go into cfglayout mode.
7327 (rtl_loop_done): Don't go out of cfglayout mode.
7328 * cfglayout.c (relink_block_chain): New function, split out from...
7329 (fixup_reorder_chain): ...here. Remove redundant checking.
7330 (cfg_layout_finalize): Don't clear the header, footer, and aux
7331 fields here, move the code to do so to relink_block_chain. Likewise
7332 for free_original_copy_tables.
7333 * rtl.h (tracer): Update prototype.
7334 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7335 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7336 mode. Use relink_block_chain to serialize the CFG according to the
7337 new basic block order. Move targetm.cannot_modify_jumps_p check from
7339 (gate_handle_reorder_blocks): ...to here.
7340 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7342 (gate_duplicate_computed_gotos): ...to here.
7343 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7344 something always changes when going into and out of cfglayout mode.
7345 Perform an expensive cfg cleanup while going into cfglayout mode.
7346 Always update liveness information on HAVE_conditional_execution
7347 targets. Reserialize the basic blocks and go out of cfglayout mode.
7348 * reg-stack.c: Include cfglayout.h.
7349 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7350 the call to reorder_basic_blocks.
7351 * basic-block.h (reorder_basic_blocks): Update prototype.
7352 (relink_block_chain): New prototype.
7353 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7355 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7357 * config/mips/mips.md (type, hazard, *movdi_32bit,
7358 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7359 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7360 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7361 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7362 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7364 (movcc): Change first xfer to multi.
7365 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7366 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7367 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7368 config/mips/generic.md: Change reservations using "xfer" to use
7370 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7371 using match_operand.
7372 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7373 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7375 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7377 2007-03-22 Richard Henderson <rth@redhat.com>
7379 * config/i386/i386.c: Remove unnecessary function declarations.
7380 Move targetm definition, and all related macros, to the end of
7381 the file. Resort some functions to put definitions before uses.
7382 (ix86_attribute_table): Make static. Move to end of file.
7383 (ix86_gimplify_va_arg): Make static.
7385 2007-03-22 Richard Henderson <rth@redhat.com>
7387 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7388 don't increase local_regparm with force_align_arg_pointer check.
7389 (ix86_function_sseregparm): Assert 32-bit.
7390 (type_has_variadic_args_p): New.
7391 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7392 type_has_variadic_args_p.
7393 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7394 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7395 use memset instead. Do maybe_vaarg check first; skip attribute
7396 tests if true; skip attribute tests for 64-bit.
7397 (construct_container): Remove TARGET_DEBUG_ARG.
7398 (function_arg_advance_32, function_arg_advance_64): Split out ...
7399 (function_arg_advance): ... from here.
7400 (function_arg_32, function_arg_64): Split out ...
7401 (function_arg): ... from here.
7402 (ix86_pass_by_reference): Tidy.
7403 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7404 (function_value_32): New, from parts of ix86_function_value
7405 and ix86_value_regno.
7406 (function_value_64): New, from parts of ix86_function_value
7407 and ix86_libcall_value.
7408 (ix86_function_value_1): New.
7409 (ix86_function_value, ix86_libcall_value): Use it.
7410 (return_in_memory_32, return_in_memory_64): Split out ...
7411 (ix86_return_in_memory): ... from here.
7412 (ix86_struct_value_rtx): Skip for 64-bit.
7413 (ix86_libcall_value, ix86_value_regno): Remove.
7414 (setup_incoming_varargs_64): Split out ...
7415 (ix86_setup_incoming_varargs): ... from here.
7416 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7417 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7418 * config/i386/i386-protos.h (ix86_function_value): Remove.
7419 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7421 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7424 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7425 infinities not supported, otherwise emit warning if -Woverflow. On
7426 underflow, emit warning if -Woverflow.
7427 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7429 * real.h (real_from_string): Update declaration
7431 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7432 Richard Henderson <rth@redhat.com>
7434 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7435 * calls.c (compute_argument_block_size, expand_call,
7436 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7437 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7438 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7439 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7440 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7441 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7442 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7443 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7446 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7448 * c-incpath.c (add_sysroot_to_chain): New.
7449 (merge_include_chains): Add sysroot argument. Call
7450 add_sysroot_to_chain if sysrooted.
7451 (register_include_chains): Update call to merge_include_chains.
7452 * doc/cppopts.texi: Document use of '=' in include directory
7455 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7457 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7458 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7459 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7460 insn pattern using X87MODEF12 mode macro.
7462 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7464 * regmove.c (regmove_optimize): Use reg_mentioned_p
7465 instead of reg_overlap_mentioned_p for DST.
7467 2007-03-21 Mike Stump <mrs@apple.com>
7469 * c.opt: Fixup for Objective-C/C++.
7471 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7473 * explow.c (convert_memory_address): Fold memory reference when
7474 POINTERS_EXTEND_UNSIGNED < 0
7476 2007-03-21 Richard Henderson <rth@redhat.com>
7479 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7480 * config/i386/mmintrin.h (__m64): Likewise.
7481 * config/i386/xmmintrin.h (__m128): Likewise.
7483 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7485 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
7486 (VXWORKS_OS_CPP_BUILTINS): Define.
7487 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
7488 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
7490 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7492 * rtl.h (constant_pool_reference_p): Delete.
7493 (find_constant_src): Declare.
7494 * rtlanal.c (find_constant_src): New function.
7495 * simplify-rtx.c (constant_pool_reference_p): Delete.
7496 * config/i386/i386.md: Use find_constant_src instead of
7497 constant_pool_reference_p/avoid_constant_pool_reference pairs.
7499 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7501 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
7502 * c-cppbuiltin.c (c_cpp_builtins): Define them.
7504 2007-03-20 Mark Mitchell <mark@codesourcery.com>
7506 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
7507 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
7508 (arm_elf_asm_constructor): Use it.
7509 (arm_elf_asm_destructor): New function.
7511 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
7513 * jump.c (mark_jump_label): Treat SEQUENCE specially.
7515 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
7517 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
7519 2007-03-19 Andrew Haley <aph@redhat.com>
7521 PR tree-optimization/31264
7522 * tree-vrp.c (register_edge_assert_for_1): Don't look though
7525 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
7527 PR rtl-optimization/30907
7528 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
7529 (fwprop_init): Always call loop_optimizer_initialize.
7530 (fwprop_done): Always call loop_optimizer_finalize.
7531 (fwprop): We always have loop info now.
7532 (gate_fwprop_addr): Remove.
7533 (pass_fwprop_addr): Use gate_fwprop as gate.
7535 PR rtl-optimization/30841
7536 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
7537 df_chain_alloc): Call df_reorganize_refs unconditionally.
7538 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
7539 refs_organized to refs_organized_size.
7540 (df_ref_create_structure): Use refs_organized_size instead of
7541 bitmap_size if refs had been organized, and keep refs_organized_size
7543 * df.h (struct df_ref_info): Change refs_organized to
7544 refs_organized_size.
7545 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
7548 2007-03-19 Mark Mitchell <mark@codesourcery.com>
7550 * except.c (output_function_exception_table): Do not reference the
7551 EH personality routine for functions that do not require an
7554 2007-03-20 Jakub Jelinek <jakub@redhat.com>
7557 * c-typeck.c (convert_for_assignment): Call comptypes for
7558 RECORD_TYPE or UNION_TYPE.
7561 * reload1.c (reload): Do invalid ASM checking after
7562 cleanup_subreg_operands.
7564 2007-03-19 Jeff Law <law@redhat.com>
7566 * tree-cfg.c (find_taken_edge): Tighten conditions for
7567 optimizing computed gotos.
7569 2007-03-19 Michael Matz <matz@suse.de>
7571 * builtins.c (expand_builtin_sync_operation,
7572 expand_builtin_compare_and_swap,
7573 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
7576 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
7577 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
7580 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7582 * doc/tm.texi: Add brackets around the return type of
7583 TARGET_SECONDARY_RELOAD.
7585 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7586 Richard Guenther <rguenther@suse.de>
7588 PR tree-optimization/31254
7589 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7590 Use handled_component_p () where appropriate. Continue
7591 propagating into the rhs if we propagated into an INDIRECT_REF
7594 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7596 * config/s390/s390.md (op_type attribute): RRR instruction type added.
7597 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
7598 (xde, xdee): Mode attributes adjusted to support DFP modes.
7599 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
7600 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
7601 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
7602 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
7603 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
7604 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7605 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
7607 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
7608 "movsf"): Insn definitions removed.
7609 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
7610 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
7611 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
7613 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
7614 "reload_in<mode>", "reload_out<mode>"): Expander added.
7615 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
7618 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7620 * config/s390/s390.md: Only non-functional changes. Renamed
7621 FPR mode macro to BFP all over the file.
7623 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7625 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
7626 (op_type attribute): RRF instruction type added.
7627 (fT0): New mode attribute.
7628 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7629 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
7630 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
7631 no secondary memory is needed when moving DFmode values between GPRs
7634 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7636 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
7637 inverted and documentation adjusted.
7638 ("mhard-dfp", "msoft-dfp"): New options.
7639 * config/s390/s390.c (s390_handle_arch_option): New architecture
7641 (override_options): Sanity checks for the new options added.
7642 * config.gcc: New architecture switch: z9-ec.
7643 * config/s390/s390.h (processor_flags): PF_DFP added.
7644 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
7645 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
7646 when the bit is NOT set so remove it from the defaults.
7648 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7650 * genemit.c (main): Print include statement for dfp.h.
7651 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
7654 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7656 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
7658 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
7661 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
7664 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7666 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
7667 attr_length_call, output_call, output_indirect_call): Cleanup
7668 formatting of targetm calls.
7670 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7672 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7674 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7676 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
7677 reservation, bypass and anti-bypass descriptions for these instructions.
7678 Update move patterns.
7679 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
7682 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
7684 * tree-vect-transform.c (get_initial_def_for_induction): Replace
7685 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
7686 (get_initial_def_for_reduction): Likewise.
7688 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
7690 Fix PR tree-optimization/29922
7691 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
7692 (get_representative): Removed.
7693 (value_dies_in_block_x): Update for rvuse removal.
7694 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
7695 (compute_antic_aux): Handle when PHI nodes appear in
7696 non-single-successors.
7697 (dump_bitmap_of_names): Removed.
7698 (compute_antic_safe): Renamed and removed rvuse calculation.
7699 Calculate only antic safe.
7700 (insert_into_preds_of_block): Remove assert.
7701 (execute_pre): Update for renamed functions.
7702 (defer_or_phi_translate_block): New function.
7704 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7706 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
7707 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
7709 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
7710 Follow spelling conventions.
7712 * tree-data-ref.h: Remove the prototype for analyze_array.
7714 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
7716 PR tree-optimization/31041
7717 * tree-vect-transform.c (get_initial_def_for_induction): Call
7718 force_gimple_operand.
7720 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
7722 * ipa-type-escape.c (look_for_casts) : Revert code to use
7723 handled_component_p due to ada test a-numaux.adb.
7725 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7727 * final.c (final_scan_insn): Alter the condition of a
7728 conditional trap if we have nonstandard CC.
7730 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7732 * configure.ac: Remove excess quoting from asm line 0 test.
7733 * configure: Rebuilt.
7735 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7737 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
7738 * c-common.c (convert_and_check): Move warning logic to...
7739 (warnings_for_convert_and_check): ...here. Define.
7740 * c-common.h (warnings_for_convert_and_check): Declare.
7742 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7744 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
7745 (output_call): Likewise.
7747 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7749 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
7751 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7753 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
7755 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
7757 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
7758 opteron, athlon-64 and athlon-fx processor_alias_table entries.
7760 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
7762 PR tree-optimization/31183
7763 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7764 Use double_int instead of unsigned int for representing access_strides.
7765 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
7767 2007-03-16 Richard Guenther <rguenther@suse.de>
7769 PR tree-optimization/31146
7770 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
7771 to allow recursion of forward_propagate_addr_expr.
7772 (forward_propagate_addr_into_variable_array_index): Likewise.
7773 (forward_propagate_addr_expr): Likewise.
7774 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7775 (forward_propagate_addr_expr_1): Recurse on simple copies
7776 instead of propagating into them. Do so for useless conversions
7778 (forward_propagate_addr_expr): Clean up unused statements after
7781 2007-03-16 Richard Guenther <rguenther@suse.de>
7783 * builtins.c (expand_builtin_cexpi): Use the right argument
7784 for the expansion via cexp.
7786 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7788 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
7789 * configure: Rebuilt.
7791 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7794 * dwarf2out.c (force_type_die): Adjust comment.
7795 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
7797 2007-03-15 DJ Delorie <dj@redhat.com>
7799 * config/frv/predicates.md (minmax_operator): Don't check operands
7802 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7804 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
7805 Update constant estimates of number of iterations.
7806 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
7807 argument renamed to "realistic".
7808 (compute_estimated_nb_iterations): Removed.
7809 (record_niter_bound): New function.
7810 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
7811 call record_nonwrapping_iv with upper = false.
7812 (infer_loop_bounds_from_signedness): Pass upper argument to
7813 record_nonwrapping_iv.
7814 (estimate_numbers_of_iterations_loop): Do not call
7815 compute_estimated_nb_iterations. Record estimate based on profile
7816 information. Initialize the constant estimates of number of
7818 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
7820 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
7821 number of iterations is too small.
7822 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
7823 (EST_NOT_AVAILABLE): Removed.
7824 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
7825 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
7828 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7830 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
7831 Handle NE_EXPR guards.
7833 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7836 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
7837 Set also -pedantic-errors by default for the preprocessor unless
7838 -fpermissive is given.
7840 2007-03-15 Richard Guenther <rguenther@suse.de>
7844 * builtins.c (expand_builtin_cexpi): As a fallback if we
7845 don't have builtins for sincos or cexp create a function
7846 declaration for cexp and expand to a call to that.
7847 (expand_builtin_int_roundingfn): Always fall
7848 back to floor/ceil and its variants even if they may be
7851 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7854 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7855 jump tables, move the call to delete_dead_jumptables from here...
7856 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7857 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7858 don't allow merging of blocks that try_redirect_by_replacing_jump
7859 also does not handle when not optimizing.
7861 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7862 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7864 * config/i386/i386.md (x86_sahf_1): Correctly handle
7867 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7870 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7871 x86_64_general_operand as operand[2] predicate. Remove "iF"
7872 from operand constraints and use "e" constraint instead.
7873 (*subti3_1, *subti3_1 splitter): Ditto.
7874 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7875 operand[1] predicate.
7877 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7879 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7880 arrays, multiply the access strides by the size of the sub-array.
7881 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7883 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7885 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7886 the configured assembler supports the sahf mnemonic.
7887 * configure: Regenerate.
7888 * config.in: Regenerate.
7890 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7891 emit "sahf" or ".byte\t0x9e" as asm template.
7893 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7896 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7897 option to replace hard coded TARGET_xxx in md file.
7898 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7899 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7900 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7901 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7902 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7903 (X86_TUNE_NOT_VECTORMODE): Ditto.
7904 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7905 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7906 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7907 (TUNE_SLOW_IMUL_IMM8): Ditto.
7908 (TUNE_MOVE_M1_VIA_OR): Ditto.
7909 (TUNE_NOT_UNPAIRABLE): Ditto.
7910 (TUNE_NOT_VECTORMODE): Ditto.
7912 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7915 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7916 tuning options instead of hard coded TARGET_xxx.
7917 (fix ssemode peephole2's): Ditto.
7918 (imul peephole2's): Ditto.
7920 (movdi_or_rex64): Ditto.
7921 (move peephole2): Ditto.
7922 (not peephole2's): Ditto.
7924 2007-03-14 Dirk Mueller <dmueller@suse.de>
7926 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7927 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7928 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7930 * c-parser.c (c_parser_do_statement): Warn about empty body in
7932 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7933 * doc/invoke.texi (-Wempty-body): Update documentation.
7935 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7938 * c-common.h (warn_for_div_by_zero): Declare.
7939 * c-common.c (warn_for_div_by_zero): Define.
7940 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7943 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7945 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7946 to PREFIX and STANDARD_PREFIX.
7948 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7949 Phil Edwards <phil@codesourcery.com>
7951 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7952 (__gthread_once_t): Remove busy field for RTPs.
7953 (__GTHREAD_ONCE_INIT): Update accordingly.
7955 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7957 * doc/invoke.texi: Document VxWorks options.
7959 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7961 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7963 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7965 PR tree-optimization/30590
7966 * tree-nrv.c (tree_nrv): Check for the partial update of the
7969 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7971 * flags.h (flag_random_seed): Remove declaration, in favor of...
7972 * toplev.h (get_random_seed, set_random_seed): ... these.
7973 * tree.c (get_file_function_name): Use the former.
7974 * opts.c (common_handle_option): Use the latter.
7977 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7980 * cse.c (cse_find_path): Do not bail out if a basic block that
7981 we already visited now becomes part of a path that starts at a
7982 different basic block. Just disallow this, to make sure we
7983 visit each basic block at most once.
7985 2007-03-13 Jan Hubicka <jh@suse.cz>
7987 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
7988 when profile esitmate is present, calls with very low frequency are
7991 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
7993 PR tree-optimization/30730
7994 PR tree-optimization/26900
7995 * tree-ssa-loop-niter.c: Include gmp.h.
7997 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
7998 split_to_var_and_offset, determine_value_range,
7999 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8000 bound_difference, bounds_add, bounds_negate,
8001 number_of_iterations_ne_max, dump_affine_iv): New functions.
8002 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8003 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8004 difference of initial and final value of control iv to validate
8006 (number_of_iterations_cond): Add loop parameter. Determine bounds
8007 on the difference of the extremes of the control iv. Add dumps.
8008 (expand_simple_operations): Handle phi nodes.
8009 (simplify_using_initial_conditions): Do not record used conditions.
8010 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8011 Do not set additional_info.
8012 (implies_nonnegative_p, implies_ge_p): Removed.
8013 (derive_constant_upper_bound): Do not use parameter `additional'.
8014 (record_estimate): Parameter `additional' removed. Parameter
8015 `i_bound' added. Do not call derive_constant_upper_bound.
8016 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8017 bound the number of iterations estimate.
8018 (estimate_numbers_of_iterations_loop): Pass the estimate from
8019 the number of iterations analysis to record_estimate.
8020 * tree.h (multiple_of_p): Declare.
8021 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8022 (scev_const_prop): Do not check expression_expensive_p.
8023 * fold-const.c (multiple_of_p): Exported.
8024 * double-int.c (double_int_mask): Exported.
8025 * double-int.h (double_int_mask): Declare.
8026 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8027 field. Added max field.
8029 2007-03-13 David Taylor <taylor@candd.org>
8032 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8035 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8038 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8039 two unamed patterns.
8041 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8043 * config/i386/i386.opt (mcx16, msahf): New options.
8044 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8045 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8047 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8048 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8049 Output -mcx16 and -msahf options when corresponding bit is set.
8051 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8054 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8056 * configure.ac: Test for assembler tolerance to # 0 "".
8057 * configure, config.in: Rebuilt.
8058 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8060 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8062 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8064 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8065 (handle_syscall): Handle direct system calls.
8066 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8068 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8070 * doc/invoke.texi: Fix cpp.info cross-reference.
8071 * doc/passes.texi: Fix gcc.info cross-reference.
8073 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8075 PR tree-optimization/30835
8076 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8077 bb_for_stmt is not NULL before accessing it.
8079 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8081 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8084 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8087 * doc/install.texi: Document --enable-stage1-languages
8089 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8091 * tree-pass.h (pass_into_cfg_layout_mode,
8092 pass_outof_cfg_layout_mode): Declare.
8093 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8094 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8095 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8096 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8098 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8100 * c-decl.c (warn_variable_length_array): New function.
8101 Refactored from grokdeclarator to handle warn_vla
8102 and handle unnamed array case.
8103 (grokdeclarator): Refactored VLA warning case.
8104 * c.opt (Wvla): New flag.
8105 * doc/invoke.texi (Wvla): New warning.
8107 2007-03-12 Richard Henderson <rth@redhat.com>
8109 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8110 (TARGET_SECTION_TYPE_FLAGS): New.
8112 2007-03-12 Richard Henderson <rth@redhat.com>
8114 * config/darwin.c (machopic_reloc_rw_mask): New.
8115 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8116 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8118 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8120 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8121 * cppdefault.h (cpp_PREFIX): Document.
8122 (cpp_PREFIX_len): Likewise.
8123 (cpp_EXEC_PREFIX): New variable.
8124 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8125 * c-incpath.c (add_standard_paths): Correct logic for relocating
8126 paths within prefix.
8128 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8130 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8131 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8133 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8134 fix_truncdfdi_sse using SSEMODEF mode macro.
8135 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8136 fix_truncdfsi_sse using SSEMODEF mode macro.
8137 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8138 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8140 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8142 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8145 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8147 * tree.h : Add multiple_of_p declaration.
8148 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8149 * ipa-type-escape.c (results_of_malloc): Redundant.
8150 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8151 (cast_type): Extended with new members.
8152 (check_cast): Returns cast_type.
8153 (cast): New structure for data of walk_use_def_chains.
8154 (is_malloc_result, is_cast_from_non_pointer_1,
8155 is_cast_from_non_pointer,
8156 is_array_access_through_pointer_and_index): New functions.
8157 (look_for_casts): Returns cast types.
8158 (check_call): Returns void.
8159 (okay_pointer_operation): Use support of pointer plus index,
8160 pointer plus constant and allow all multiplications.
8162 2007-03-11 Richard Guenther <rguenther@suse.de>
8164 PR tree-optimization/31115
8165 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8166 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8167 A shift count of zero is not special as with *_DIV_EXPR.
8168 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8171 2007-03-11 Ian Lance Taylor <iant@google.com>
8173 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8174 the *_DIV_EXPR codes correctly with overflow infinities.
8176 2007-03-11 Ira Rosen <irar@il.ibm.com>
8178 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8179 indicate success/failure of the analysis. Add negation to subtrahend
8180 in case of subtraction. Fail if both operands contain constants.
8181 (create_data_ref): Fail if analyze_offset fails.
8183 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8185 * config/i386/i386.md (frndintxf2): Rename to ...
8186 (rintxf2): ... this. Remove expander having same name.
8187 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8188 (roundsf2, rounddf2): Ditto.
8189 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8190 (lround<mode>di2, lround<mode>si2): Ditto.
8192 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8194 * lower-subreg.c: Include except.h.
8195 (decompose_multiword_subregs): Verify that the only control flow
8196 insns we can split are loads to multi-words pseudos.
8197 Handle breaking such blocks after splitting, instead of calling
8198 find_many_sub_basic_blocks.
8200 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8201 on the new basic block. Add a lengthy comment explaining why we
8202 thought this was necessary.
8203 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8205 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8208 * tree.c (walk_type_fields): Recurse into the element type of
8209 ARRAY_TYPEs if there is a pointer set.
8211 2007-03-10 Dirk Mueller <dmueller@suse.de>
8213 * c-common.c (warn_logical_operator): Fix condition.
8215 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8217 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8219 * config/darwin.c (machopic_select_section): Remove superfluous
8220 argument in call to categorize_decl_for_section. Remove unused
8223 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8225 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8227 * configure: Regenerate.
8229 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8232 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8233 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8234 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8235 Add LABEL_NUSES to emitted label.
8236 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8237 branch probability value to emitted jump insn.
8238 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8239 Do not check life information and do not re-arrange input operands
8240 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8242 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8244 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8245 the change of decode_asm_operands.
8247 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8249 * mode-switching.c (create_pre_exit): Skip blockage insn.
8251 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8253 * tree-pass.h (TODO_update_smt_usage): Remove.
8255 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8259 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8261 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8262 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8263 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8266 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8268 * gcc.c: Document %{, in big comment at top.
8269 (input_suffix_matches): Remove special handling for .s and
8271 (input_spec_matches): New.
8272 (handle_braces): Handle %{,.
8273 (validate_switches): ',' indicates a value which is not a switch.
8274 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8275 to detect assembler input.
8276 * config/i386/sol2.h (CPP_SPEC): Likewise.
8277 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8278 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8279 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8280 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8281 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8282 -m64 causes deployment target to default to 10.5.
8283 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8285 2007-03-09 Richard Henderson <rth@redhat.com>
8288 * target.h (targetm.asm.out.reloc_rw_mask): New.
8289 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8290 (TARGET_ASM_OUT): Use it.
8291 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8292 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8293 use the new reloc_rw_mask target hook instead.
8294 (default_section_type_flags_1): Merge into...
8295 (default_section_type_flags): ... here.
8296 (decl_readonly_section_1): Merge into...
8297 (decl_readonly_section): ... here.
8298 (default_elf_select_section_1): Merge into...
8299 (default_elf_select_section): ... here.
8300 (default_unique_section_1): Merge into...
8301 (default_unique_section): ... here.
8302 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8303 (default_select_rtx_section): Use it.
8304 (default_elf_select_rtx_section): Likewise.
8305 * output.h: Update to match.
8306 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8307 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8308 (TARGET_ASM_RELOC_RW_MASK): New.
8309 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8310 to categorize_decl_for_section.
8311 (x86_64_elf_unique_section): Likewise.
8312 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8313 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8314 (TARGET_ASM_RELOC_RW_MASK): New.
8315 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8316 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8317 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8318 (TARGET_RWRELOC): Remove.
8319 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8320 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8321 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8322 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8323 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8324 (rs6000_xcoff_select_section): Use decl_readonly_section.
8325 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8326 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8327 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8328 (TARGET_SECTION_TYPE_FLAGS): Remove.
8329 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8331 2007-03-09 Roger Sayle <roger@eyesopen.com>
8333 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8334 complex constant equality/inequality comparisons for here.
8335 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8336 known at compile-time or can be simplified to a scalar comparison.
8337 (fold_relational_const): Move compile-time evaluation of complex
8338 constant equality/inequality comparisons to here.
8340 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8342 PR rtl-optimization/30643
8343 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8345 (fold_rtx): Recurse, like before 2006-11-03.
8347 2007-03-09 DJ Delorie <dj@redhat.com>
8349 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8352 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8354 PR tree-optimization/30375
8355 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8356 LHS of statements is not the same.
8357 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8359 2007-03-09 Chao-ying Fu <fu@mips.com>
8361 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8363 * doc/invoke.texi (-mdspr2): Document new option.
8364 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8365 New unspec for DSP REV 2.
8366 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8367 these instructions are extended in DSP REV 2.
8368 (mips-dspr2.md): Include.
8369 * config/mips/mips.opt (mdspr2): New option.
8370 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8371 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8372 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8373 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8374 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8375 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8376 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8378 (bdesc_map): Add one field of unsupported_target_flags.
8379 (bdesc_arrays): Update entries to have extra fields. Add
8381 (mips_init_builtins): Initialize new function types.
8382 Check unsupported_target_fileds to filter out builtins.
8383 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8385 (ASM_SPEC): Pass mdspr2 to the assembler.
8386 * config/mips/mips-dspr2.md: New file.
8388 2007-03-09 Sa Liu <saliu@de.ibm.com>
8390 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8392 2007-03-09 Ian Lance Taylor <iant@google.com>
8394 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8395 argument) like -Wstrict-overflow=2.
8396 * doc/invoke.texi (Warning Options): Update documentation.
8398 2007-03-09 Dirk Mueller <dmueller@suse.de>
8401 * doc/invoke.texi (-Wlogical-op): Document.
8402 * common.opt (-Wlogical-op): New.
8403 * c-common.h (warn_logical_operator): Declare.
8404 * c-common.c (warn_logical_operator): Define.
8405 * c-typeck.c (parser_build_binary_op): Call
8406 warn_logical_operator.
8408 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8410 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8411 * final.c (final_scan_insn): Test for non-"" file name.
8413 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8415 * doc/loop.texi: Document the Omega linear constraints solver.
8416 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8417 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8418 omega-hash-table-size, omega-max-keys, and
8419 omega-eliminate-redundant-constraints.
8420 * tree-pass.h (pass_check_data_deps): Declared.
8423 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8424 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8425 pass_check_data_deps): New.
8426 * tree-data-ref.c (init_data_ref): Remove declaration.
8427 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8428 (analyze_array): Renamed init_array_ref, move up initializations.
8429 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8430 Removed arguments that are set to NULL.
8431 (analyze_indirect_ref): Correct indentation, correct call to
8433 (object_analysis): Call init_array_ref instead of analyze_array.
8434 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8435 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8436 of DR_ACCESS_FNS_ADDR.
8437 (init_omega_eq_with_af, omega_extract_distance_vectors,
8438 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8439 ddr_consistent_p): New.
8440 (compute_affine_dependence): Check consistency of ddrs when
8441 flag_check_data_deps is passed.
8442 (analyze_all_data_dependences): Uncomment.
8443 (tree_check_data_deps): New.
8444 * tree-data-ref.h: Include omega.h.
8445 (DR_ACCESS_FNS_ADDR): Removed.
8446 (data_dependence_relation): Add inner_loop.
8447 (DDR_INNER_LOOP): New.
8448 * common.opt (fcheck-data-deps): New.
8449 * tree-flow.h (tree_check_data_deps): Declare.
8450 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8451 (OBJS-common): Depend on omega.o.
8453 * passes.c (pass_check_data_deps): Scheduled.
8454 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8455 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8456 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8457 PARAM_VECT_MAX_VERSION_CHECKS,
8458 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8460 2007-03-09 Richard Guenther <rguenther@suse.de>
8462 PR tree-optimization/30904
8464 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8465 the same way as *_DIV_EXPR.
8467 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8469 * recog.c (decode_asm_operands): No mixed declarations and code.
8471 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8473 * rtl.def (ASM_INPUT): Add location.
8474 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8475 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8476 (decode_asm_operands): Add loc operand.
8477 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8478 * stmt.c (expand_asm): Rename to...
8479 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8480 gen_rtx_ASM_INPUT_loc.
8481 (expand_asm_expr): Adjust.
8482 * recog.c (decode_asm_operands): Add loc operand.
8483 (check_asm_operands, extract_insn): Adjust.
8484 * reload1.c (maybe_fix_stack_asms): Likewise.
8485 * final.c (asm_insn_count): Likewise.
8486 (final_scan_insn): Output # line before and after asm.
8488 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
8490 * tree-ssa-structalias.c (variable_info): Remove
8492 (new_var_info): Ditto.
8493 (shared_bitmap_info_t): New structure.
8494 (shared_bitmap_table): New variable.
8495 (shared_bitmap_hash): New function.
8496 (shared_bitmap_eq): Ditto
8497 (shared_bitmap_lookup): Ditto.
8498 (shared_bitmap_add): Ditto.
8499 (merge_smts_into): Change to take bitmap directly.
8500 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
8501 (init_alias_vars): Init shared bitmap hashtable.
8502 (delete_points_to_sets): Delete shared bitmap hashtable.
8503 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
8504 is_aliased removal as a change that was still necessary was
8507 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
8509 * config/i386/i386.h (override_options): Conditionally disable
8510 x86_sahf for 64bit targets only.
8512 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8515 * c-decl.c (merge_decls): Don't call make_var_volatile.
8516 * varasm.c (make_var_volatile): Remove.
8517 * output.h (make_var_volatile): Remove.
8519 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
8521 PR tree-optimization/31085
8522 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
8524 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8526 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
8527 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
8528 ATTR_CONST_NOTHROW_LIST.
8530 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8533 2007-03-08 Diego Novillo <dnovillo@redhat.com>
8535 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
8537 2007-03-08 Geoffrey Keating <geoffk@apple.com>
8540 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
8542 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
8543 passed, use shared libgcc.
8545 2007-03-08 Roger Sayle <roger@eyesopen.com>
8547 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
8548 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8549 (honor_protect_cleanup_actions, lower_try_finally_switch):
8551 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
8552 ifc_temp_var): Likewise.
8553 * tree-inline.c (setup_one_parameter): Likewise.
8554 * tree-mudflap.c (mf_decl_cache_locals,
8555 mf_build_check_statement_for): Likewise.
8556 * tree-nested.c (init_tmp_var, save_tmp_var,
8557 finalize_nesting_tree_1): Likewise.
8558 * tree-outof-ssa.c (insert_copy_on_edge,
8559 insert_backedge_copies): Likewise.
8560 * tree-profile.c (tree_gen_edge_profiler,
8561 tree_gen_ic_profiler): Likewise.
8562 * tree-scalar-evolution.c (scev_const_prop): Likewise.
8563 * tree-sra.c (sra_build_assignment): Likewise.
8564 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
8565 * tree-ssa-math-opts.c (insert_reciprocals,
8566 execute_cse_sincos_1): Likewise.
8567 * tree-tailcall.c (adjust_accumulator_values,
8568 adjust_return_value): Likewise.
8569 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
8570 * tree-vect-transform.c (vect_create_data_ref_ptr,
8571 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
8572 vect_create_epilog_for_reduction, vectorizable_reduction,
8573 vectorizable_call, vectorizable_conversion,
8574 vectorizable_assignment, vectorizable_operation,
8575 vectorizable_type_demotion, vect_gen_widened_results_half,
8576 vect_permute_store_chain, vectorizable_store,
8577 vect_setup_realignment, vect_permute_load_chain,
8578 vectorizable_load, vectorizable_condition,
8579 vect_create_cond_for_align_checks): Likewise.
8580 * tree-vrp.c (build_assert_expr_for): Likewise.
8582 2007-03-08 Ian Lance Taylor <iant@google.com>
8584 * tree-vrp.c: Include "intl.h".
8585 (usable_range_p): New static function.
8586 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
8587 overflowed values, juts set *strict_overflow_p.
8588 (compare_values): Only return -2 if one of the operands is not a
8590 (compare_ranges): Call usable_range_p.
8591 (compare_range_with_value): Likewise.
8592 (vrp_evaluate_conditional_warnv): Rename from
8593 vrp_evaluate_conditional. Make static. Change all callers.
8594 (vrp_evaluate_conditional): New function.
8595 (simplify_div_or_mod_using_ranges): Issue warning about reliance
8597 (simplify_abs_using_ranges): Likewise.
8598 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
8599 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
8600 within_stmt parameter.
8601 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8602 vrp_evaluate_conditional.
8603 * tree-ssa-threadedge.c
8604 (record_temporary_equivalences_from_stmts_at_dest): Change
8605 simplify parameter to take a second tree parameter.
8606 (simplify_control_stmt_condition): Likewise.
8607 (thread_across_edge): Likewise.
8608 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8609 (thread_across_edge): Likewise.
8610 * Makefile.in (tree-vrp.o): Depend upon intl.h.
8612 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
8614 * config/i386/i386.h (TARGET_SAHF): New define.
8615 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
8616 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
8617 (x86_sahf): New global variable.
8618 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
8619 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
8620 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
8621 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
8623 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
8624 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
8625 when expanding fcomi/sahf based tests.
8626 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
8627 expanding sahf based alternative. Emit sahf based sequence when
8628 optimizing for code size.
8629 * config/i386/i386.md (x86_sahf_1): Do not disable for
8630 TARGET_64BIT, enable for TARGET_SAHF.
8632 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
8634 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
8635 spurious whitespace from error message.
8637 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
8640 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
8642 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
8644 * c-decl.c (grokdeclarator): Disable warnings for anonymous
8646 * tree-sra.c (instantiate_element): Propagate disabled warnings
8647 from the element itself to the created variable.
8649 2007-03-07 Richard Henderson <rth@redhat.com>
8652 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
8653 silently fix up the stack in the case of a missing register.
8655 2007-03-07 Paul Brook <paul@codesourcery.com>
8657 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
8659 2007-03-07 Joseph Myers <joseph@codesourcery.com>
8661 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
8663 (phase1_vrs): Use them.
8664 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
8665 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
8666 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
8667 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
8668 __gnu_Unwind_Restore_WMMXC if required.
8669 (_Unwind_VRS_Pop): Implement iWMMXt support.
8670 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
8671 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
8672 gnu_Unwind_Save_WMMXC): Define.
8674 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8676 * config/vxworks.h (vxworks_override_options): Declare.
8677 (VXWORKS_OVERRIDE_OPTIONS): Use it.
8678 * config/vxworks.c: Include target.h and toplev.h.
8679 (vxworks_override_options): New function.
8680 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
8682 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
8684 * config/s390/s390.c (override_options): Don't emit an error when
8685 -mstack-size is used without providing -mstack-guard.
8686 (s390_emit_prologue): Choose stack_guard value automatically if not
8687 provided via command line.
8688 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
8690 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8692 * config/i386/i386.c (output_set_got): Add a GOT initialization
8693 sequence for VxWorks PIC.
8694 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
8695 around labels as well as symbols. Use gotoff_operand instead
8696 of local_symbolic_operand.
8697 (legitimize_pic_address): Use gotoff_operand instead of
8698 local_symbolic_operand. Use @GOT accesses for labels as
8700 (ix86_output_addr_diff_elt): Use PC-relative rather than
8701 GP-relative offsets for VxWorks PIC.
8702 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
8703 no_new_pseudos. Check whether the returned register is op0.
8704 * config/i386/i386.md (tablejump): Use PC-relative rather than
8705 GP-relative offsets for VxWorks PIC.
8706 * config/i386/predicates.md (gotoff_operand): New predicate.
8708 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8710 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
8712 * config/vxworks-dummy.h: New file.
8713 * config/i386/i386.h: Include it.
8715 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
8717 * dwarf2out.c (is_inlined_entry_point): New
8718 (add_high_low_attributes): Emit DW_AT_entry_pc along with
8719 DW_AT_ranges if the first subblock is the entry point.
8721 2007-03-06 David Daney <ddaney@avtrex.com>
8723 * doc/install.texi (mips-*-*): Change recommended binutils
8726 2007-03-06 Anatoly Sokolov <aesok@post.ru>
8728 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
8729 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
8731 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8732 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8734 2007-03-06 Jan Hubicka <jh@suse.cz>
8736 * errors.h (warning, error, fatal, internal_error): Mark as cold.
8737 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
8739 (probably_cold_bb_p): Cold functions are cold.
8740 (probably_never_executed_bb_p): Cold functions are cold.
8741 (tree_bb_level_predictions): Predict calls to cold functions as not
8743 (compute_function_frequency): Check hot/cold attributes.
8744 * function.h (function_frequency): Update comments.
8745 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
8746 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
8747 (c_common_att): Add cold and hot.
8749 * doc/extend.texi (hot,cold attributes): Document.
8751 2007-03-06 Andrew Haley <aph@redhat.com>
8753 * function.c (expand_function_end): Move blockage to just after we
8754 emit the label for the naked return from the function.
8756 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8758 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
8761 2007-03-06 Jan Hubicka <jh@suse.cz>
8763 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
8764 loaded for constant large models. Non-large 64bit PIC can do.
8765 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
8766 * cmodel.h: Add LARGE PIC.
8767 * i386.md (UNSPEC_PLTOFF): New.
8768 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
8770 (*call_1_rex64): Disable for large models.
8771 (*call_1_rex64_large): New.
8772 (*call_value_1_rex64): Disable for large models.
8773 (*call_value_1_rex64_large): New.
8774 (set_rip_rex4): New.
8775 (set_got_offset_rex64): New.
8776 * predicates.md (constant_call_address_operand): For large model
8777 constant calls are not possible.
8778 * i386-protos.h (construct_plt_address): Declare.
8779 * i386.c (override_options): Accept large models.
8780 (ix86_expand_prologue): Expand large PIC GOT pointer load.
8781 (legitimate_constant_p): Add new UNSPECs.
8782 (legitimate_pic_operand_p): Likewise.
8783 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
8784 (legitimize_pic_address): Do easy RIP relative way for TLS only for
8786 (output_pic_addr_const): Add PLTOFF.
8787 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
8788 (ix86_expand_move): Legitimize pic address when in PIC mode.
8789 (construct_plt_address): New function.
8790 (ix86_expand_call): Offload the address to register and use GOT pointer
8792 * invoke.texi (mcmodel=large): Update documentation.
8794 2007-03-06 Richard Henderson <rth@redhat.com>
8796 * config/i386/i386.c (x86_use_leave, x86_push_memory,
8797 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
8798 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
8799 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
8800 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
8801 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
8802 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
8803 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
8804 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
8805 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
8806 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8807 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
8808 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8809 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8810 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
8811 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
8812 x86_schedule, x86_use_bt, x86_pad_returns,
8813 x86_use_xchgb): Merge into ...
8814 (ix86_tune_features): ... here. New array.
8815 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8816 x86_bswap): Merge into ...
8817 (ix86_arch_features): ... here. New array.
8818 (x86_3dnow_a): Remove.
8819 (x86_accumulate_outgoing_args): Make static.
8820 (x86_arch_always_fancy_math_387): Make static.
8821 (ix86_tune_mask, ix86_arch_mask): Move ...
8822 (override_options): ... to local variables here. Apply the
8823 appropriate mask to each element of ix86_arch_features and
8824 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
8825 as were done in the old macros.
8826 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
8827 * config/i386/i386.h (x86_use_leave, x86_push_memory,
8828 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
8829 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
8830 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
8831 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
8832 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
8833 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
8834 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
8835 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
8836 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
8837 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8838 x86_accumulate_outgoing_args, x86_prologue_using_move,
8839 x86_epilogue_using_move, x86_decompose_lea,
8840 x86_arch_always_fancy_math_387, x86_shift1,
8841 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8842 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8843 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
8844 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8845 x86_use_incdec, x86_pad_returns, x86_bswap,
8846 x86_partial_flag_reg_stall): Remove.
8847 (enum ix86_tune_indices): New.
8848 (ix86_tune_features): New.
8849 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8850 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8851 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8852 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8853 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8854 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8855 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8856 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8857 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8858 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8859 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8860 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8861 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8862 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8863 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8864 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8865 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8866 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8867 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8868 TARGET_EXT_80387_CONSTANTS): Use it.
8869 (enum ix86_arch_indices): New.
8870 (ix86_arch_features): New.
8871 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8872 TARGET_BSWAP): Use it.
8873 (ix86_tune_mask, ix86_arch_mask): Remove.
8875 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8878 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8879 Define using $${sysroot_headers_suffix}.
8880 * configure: Regenerate.
8881 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8882 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8884 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8885 * gcc.c (print_sysroot_headers_suffix): New.
8886 (option_map): Include --print-sysroot-headers-suffix.
8887 (display_help): Mention -print-sysroot-headers-suffix.
8888 (process_command): Handle -print-sysroot-headers-suffix.
8889 (do_spec_1): Append multilib directory to include-fixed path if
8890 sysroot suffixes in use.
8891 (main): Handle -print-sysroot-headers-suffix.
8892 * Makefile.in (start.encap): Don't depend on xlimits.h
8893 (xlimits.h): Remove.
8894 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8895 limits.h for each multilib in fixinc_list.
8896 (fixinc_list, s-fixinc_list): New.
8897 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8898 generate them for each multilib in fixinc_list.
8899 (stmp-fixproto): Use include-fixed. Run fixproto for each
8900 multilib in fixinc_list.
8901 (mostlyclean): Don't remove xlimits.h.
8902 (clean): Remove include-fixed.
8903 (real-install-headers-tar, real-install-headers-cpio,
8904 real-install-headers-cp): Don't copy include, only include-fixed.
8905 (install-mkheaders): Depend on fixinc_list. Don't depend on
8906 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8907 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8908 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8910 2007-03-06 Jan Hubicka <jh@suse.cz>
8912 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8915 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8917 * configure.ac: Allow tm_file to contain build-directory files.
8918 * configure: Regenerate.
8919 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8920 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8921 * config/m68k/print-sysroot-suffix.sh: New file.
8923 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8925 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8926 of pic_offset_table_rtx if reload_completed.
8927 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8928 PIC_OFFSET_TABLE_REGNUM.
8929 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8931 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8932 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8934 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8936 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8937 functions that call eh_return.
8939 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8941 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8942 functions that need a constant pool.
8944 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8947 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8948 (m68k_preferred_reload_class): Likewise.
8949 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8950 (SECONDARY_RELOAD_CLASS): Define.
8951 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8952 (LIMIT_RELOAD_CLASS): Delete.
8953 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8954 registers from storing bytes.
8955 (m68k_secondary_reload_class): New function.
8956 (m68k_preferred_reload_class): Likewise.
8958 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8960 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8962 (m68k_expand_prologue): Likewise.
8964 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8966 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8967 (mips_expand_epilogue): Add a bool parameter.
8968 (m68k_legitimize_sibcall_address): Declare.
8969 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8970 (m68k_expand_epilogue): Add a parameter to select between sibling
8971 and normal epilogues. Only generate a return for the latter.
8972 (m68k_ok_for_sibcall_p): New function.
8973 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8974 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8975 (sibcall_value, *sibcall_value): Likewise.
8976 (*call, *call_value): Require !SIBLING_CALL_P.
8977 (epilogue): Update call to m68k_expand_epilogue.
8978 (sibcall_epilogue): New pattern.
8979 * config/m68k/predicates.md (const_call_operand): Say that this
8980 predicate applies to sibling calls too.
8981 (sibcall_operand): New predicate.
8983 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8985 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
8986 alternatives as movsi_cf.
8987 (movsf_cf_hard): Add commentary.
8989 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
8990 Richard Sandiford <richard@codesourcery.com>
8992 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
8993 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
8994 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
8995 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8996 as being live on exit from an interrupt function.
8997 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
8998 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
8999 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9000 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9001 (m68k_interrupt_function_p): Globalize.
9002 (m68k_compute_frame_layout): Remove reverse mask code.
9003 (m68k_emit_movem, m68k_set_frame_related): New functions.
9004 (m68k_output_function_prologue): Delete in favor of...
9005 (m68k_expand_prologue): ...this new function.
9006 (m68k_output_function_epilogue): Delete in favor of...
9007 (m68k_expand_epilogue): ...this new function.
9008 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9010 (print_operand): Handle %?.
9011 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9012 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9013 (prologue, epilogue): New patterns.
9014 (return): Turn into a define_expand.
9015 (*return): New pattern, derived from old "return" pattern. Use rte
9016 rather than rts for interrupt functions. Only use rtd if the pop
9018 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9019 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9020 (link, *link, unlink, *unlink, load_got): Likewise.
9022 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9026 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9027 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9028 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9029 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9030 and m68k_matches_u_p.
9031 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9032 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9033 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9034 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9035 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9036 (REG_STRICT_P): New macro.
9037 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9038 PCREL_GENERAL_OPERAND_OK.
9039 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9040 m68k_legitimate_base_reg_p.
9041 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9042 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9043 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9044 * config/m68k/m68k.c (m68k_address): New structure.
9045 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9046 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9047 (m68k_jump_table_ref_p, m68k_decompose_address)
9048 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9049 (m68k_matches_u_p): New functions.
9050 (print_operand_address): Rewrite to use m68k_decompose_index.
9052 2007-03-05 David Taylor <dtaylor@emc.com>
9054 * gcc.c: Correct copyright date in --version output.
9056 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9058 * pa.md: In unamed move patterns, disparge copies between general
9059 and floating point registers using '?' modifier. Don't include 'f'
9060 constraint for register preferences in DImode, SImode, HImode and
9061 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9062 Remove constraints for copies between general and floating registers
9063 in soft-float DFmode pattern.
9064 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9068 2007-03-05 Mike Stump <mrs@apple.com>
9070 * c-common.c (targetcm): Add.
9071 * c-opts.c (c_common_handle_option): Handle language specific
9073 * opts.c (handle_option): Verify language for target options, if
9075 * opth-gen.awk: Add CL_LANG_ALL.
9076 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9077 (TARGETCM_INITIALIZER): Add.
9078 * target.h (struct gcc_targetcm): Add.
9080 * targhooks.c (default_handle_c_option): Add.
9081 * targhooks.h (default_handle_c_option): Add.
9082 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9084 * config/darwin.opt (iframework): Add.
9085 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9086 * config/darwin-c.c (handle_c_option): Add.
9087 (TARGET_HANDLE_C_OPTION): Add.
9089 * doc/invoke.texi (Darwin Options): Add -iframework.
9091 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9093 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9096 2007-03-05 Ian Lance Taylor <iant@google.com>
9098 * c.opt (fgnu89-inline): New option.
9099 * c-opts.c (c_common_post_options): Set default value for
9101 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9102 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9104 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9105 (grokdeclarator, start_function): Likewise.
9106 * c-cppbuiltin.c (c_cpp_builtins): Define either
9107 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9108 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9109 (C Dialect Options): Document -fgnu89-inline.
9110 * doc/extend.texi (Function Attributes): Explain what the
9111 gnu_inline attribute does.
9112 * doc/cpp.texi (Common Predefined Macros): Document
9113 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9115 2007-03-05 Ian Lance Taylor <iant@google.com>
9117 PR tree-optimization/31034
9118 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9119 half-range if the other side is an overflow infinity.
9121 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9123 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9124 (bfin*-linux-uclibc*): New configuration.
9125 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9127 * config/bfin/linux.h: New file.
9128 * config/bfin/libgcc-bfin.ver: New file.
9129 * config/bfin/t-bfin-uclinux: New file.
9130 * config/bfin/t-bfin-linux: New file.
9131 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9132 (TARGET_OS_CPP_BUILTINS): New macro.
9134 2007-03-05 Richard Guenther <rguenther@suse.de>
9136 * fold-const.c (fold_binary): Remove duplicate folding
9137 of comparison of non-null ADDR_EXPR against null.
9139 2007-03-05 Richard Guenther <rguenther@suse.de>
9140 Dorit Nuzman <dorit@il.ibm.com>
9142 PR tree-optimization/26420
9143 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9144 are no loops in the function. Only print the number of
9145 vectorized loops if it is greater than zero or we are supposed
9146 to print information about unvectorized loops.
9148 2007-03-05 Revital Eres <eres@il.ibm.com>
9150 * gcc.dg/var-expand1.c: New test.
9151 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9152 when an accumulator is expanded.
9154 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9157 * c-common.c (convert_and_check): Don't give warnings for
9158 conversion if 'expr' already overflowed.
9160 2007-03-04 Roger Sayle <roger@eyesopen.com>
9163 * fold-const.c (fold_comparison): Enforce type consistency when
9164 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9166 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9168 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9169 containing a cast to the base of TARGET_MEM_REF.
9171 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9173 * tree.c (tree_contains_struct_check_failed): Remove spurious
9174 whitespace from error message.
9176 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9179 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9180 instead of precision.
9182 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9183 Nathan Sidwell <nathan@codesourcery.com>
9185 * emit-rtl.c (find_auto_inc): New.
9186 (try_split): recreate REG_INC notes,
9187 Use regular for loops rather than whiles.
9189 2007-03-03 Andreas Schwab <schwab@suse.de>
9191 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9192 * configure: Regenerate.
9194 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9196 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9197 flag_rounding_math, not flag_unsafe_math_optimizations.
9199 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9201 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9202 alpha_fold_vector_minmax): Likewise.
9203 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9204 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9206 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9208 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9209 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9210 if the lhs has side-effects.
9211 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9213 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9215 * config/i386/i386.h (TUNEMASK): Remove define.
9216 (ARCHMASK): Remove define.
9217 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9218 Use ix86_arch_mask variable instead of ARCHMASK.
9219 * config/i386/i386.c (override_options): Ditto.
9220 (standard_80387_constant_p): Ditto.
9222 2007-03-02 Ian Lance Taylor <iant@google.com>
9224 Used signed infinities in VRP.
9225 * tree-vrp.c (uses_overflow_infinity): New static function.
9226 (supports_overflow_infinity): New static function.
9227 (make_overflow_infinity): New static function.
9228 (negative_overflow_infinity): New static function.
9229 (positive_overflow_infinity): New static function.
9230 (is_negative_overflow_infinity): New static function.
9231 (is_positive_overflow_infinity): New static function.
9232 (is_overflow_infinity): New static function.
9233 (overflow_infinity_range_p): New static function.
9234 (compare_values_warnv): New function split out of compare_values.
9235 (compare_value): Call it.
9236 (set_value_range_to_nonnegative): Add overflow_infinity
9237 parameter. Change caller.
9238 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9240 (vrp_expr_computes_nonzero): Likewise.
9241 (compare_ranges, compare_range_with_value): Likewise.
9242 (compare_name_with_value, compare_names): Likewise.
9243 (vrp_evaluate_conditional): Likewise.
9244 (set_value_range): Handle infinity
9245 (vrp_operand_equal_p, operand_less_p): Likewise.
9246 (extract_range_from_assert): Likewise.
9247 (vrp_int_const_binop): Likewise.
9248 (extract_range_from_binary_expr): Likewise.
9249 (extract_range_from_unary_expr): Likewise.
9250 (extract_range_from_comparison): Likewise.
9251 (extract_range_from_expr): Likewise.
9252 (dump_value_range): Likewise.
9253 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9254 (test_for_singularity): Likewise.
9255 (vrp_int_const_binop): Remove inline qualifier.
9256 (adjust_range_with_scev): Add comment.
9257 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9259 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9261 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9262 (get_constraint_for): Likewise.
9263 (do_structure_copy): Likewise.
9264 (find_func_aliases): Fix references to MODIFY_EXPR.
9265 (intra_create_variable_infos): Tidy.
9266 * tree-ssa-operands.c (add_virtual_operand): Add argument
9268 When adding members of alias sets, if IS_CALL_SITE is true and
9269 the symbol is not call-clobbered, skip it.
9272 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9274 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9275 entry by means of emit_insn_at_entry.
9277 2007-03-02 Richard Henderson <rth@redhat.com>
9279 * expr.h (promoted_input_arg): Remove decl.
9280 * function.c (promoted_input_arg): Merge into ...
9281 * combine.c (setup_incoming_promotions): ... only caller.
9282 Rearrange to avoid double loop.
9284 2007-03-02 Ben Elliston <bje@au.ibm.com>
9285 Peter Bergner <bergner@vnet.ibm.com>
9286 Janis Johnson <janis187@us.ibm.com>
9288 * config/rs6000/dfp.md: New file.
9289 * config/rs6000/rs6000.md: Include dfp.md.
9290 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9291 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9292 and TDmode decimal float modes in FP registers.
9293 (num_insns_constant): Likewise.
9294 (rs6000_legitimate_offset_address_p): Likewise.
9295 (rs6000_legitimize_address): Likewise.
9296 (rs6000_legitimize_reload_address): Likewise.
9297 (rs6000_legitimate_address): Likewise.
9298 (rs6000_emit_move): Likewise.
9299 (function_arg_boundary): Likewise.
9300 (function_arg_advance): Likewise.
9301 (rs6000_darwin64_record_arg_recurse): Likewise.
9302 (function_arg): Likewise.
9303 (rs6000_gimplify_va_arg): Likewise.
9304 (rs6000_split_multireg_move): Likewise.
9305 (rs6000_output_function_epilogue): Likewise.
9306 (rs6000_output_function_epilogue): Likewise.
9307 (rs6000_register_move_cost): Likewise.
9308 (rs6000_function_value): Likewise.
9309 (rs6000_libcall_value): Likewise.
9311 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9313 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9315 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9317 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9318 Use $MULTIDIR to choose between the kernel and RTP headers,
9319 and use $WIND_BASE and $WIND_USR to locate them.
9321 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9323 * config/i386/i386.c (override_options): Put initialization of
9324 ix86_tune_mask and ix86_arch_mask to the correct place.
9326 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9327 Michael Meissner <michael.meissner@amd.com>
9330 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9332 (TARGET_CMOVE): Use ARCHMASK.
9333 (TARGET_CMPXCHG): Ditto.
9334 (TARGET_CMPXCHG8B): Ditto.
9335 (TARGET_XADD): Ditto.
9336 (TARGET_BSWAP): Ditto.
9337 * config/i386/i386.c (ix86_tune_mask): New global variable.
9338 (ix86_arch_mask): Ditto.
9339 (override_options): Initialize ix86_tune_mask and
9340 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9343 2007-03-02 Ben Elliston <bje@au.ibm.com>
9346 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9348 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9350 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9351 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9352 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9353 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9355 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9356 rs6000_init_dwarf_reg_sizes_extra): New.
9357 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9358 SPE register high parts.
9360 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9362 * Makefile.in: Add install-pdf target as
9363 copied from automake v1.10 rules.
9364 * configure.ac: Add install-pdf to target list.
9365 * configure: Regenerate.
9367 2007-03-01 Paul Brook <paul@codesourcery.com>
9369 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9370 modes to LDRD for DImode.
9371 (output_move_double): Fixup out of range ldrd/strd.
9372 (vfp_secondary_reload_class): Rename...
9373 (coproc_secondary_reload_class): ... to this. Add wb argument.
9374 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9375 coproc_secondary_reload_class for CLASS_IWMMXT.
9376 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9377 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9379 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9381 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9382 factor by the estimated number of iterations.
9383 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9386 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9387 decode_caches_intel, detect_caches_intel): New functions.
9388 (host_detect_local_cpu): Use detect_caches_amd and
9389 detect_caches_intel.
9391 2007-03-01 Richard Henderson <rth@redhat.com>
9393 * expr.c (emit_move_complex_push): Export.
9394 (emit_move_complex_parts): Split out from ...
9395 (emit_move_complex): ... here.
9396 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9397 * config/i386/i386.md (movcdi): New.
9399 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9401 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9402 size of mode1 to check for tieable modes in MMX case.
9404 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9406 * Makefile.in (rtlanal.o): Depend on tree.h.
9407 * rtl.h (offset_within_section_p, split_const): Declare.
9408 * rtlanal.c: Include tree.h.
9409 (offset_within_block_p): New function, taken from
9410 mips_offset_within_object_p.
9411 (split_const): New function, taken from mips_split_const.
9412 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9414 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9415 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9416 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9417 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9418 (m68k_illegitimate_symbolic_constant_p): New function.
9419 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9420 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9421 symbolic constant that might be outside the symbol's section,
9422 move the symbol first and then add the offset.
9423 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9425 * config/mips/mips.c (mips_split_const): Delete.
9426 (mips_offset_within_object_p): Delete.
9427 (mips_symbolic_constant_p): Use offset_within_section_p and
9428 split_const instead of mips_offset_within_object_p and
9430 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9431 (mips_legitimize_const_move, print_operand_reloc)
9432 (mips_dangerous_for_la25_p): Use split_const instead of
9435 2007-02-28 Eric Christopher <echristo@apple.com>
9437 * Makefile.in (install-include-dir): Don't rm -rf include.
9439 2007-02-28 Richard Guenther <rguenther@suse.de>
9442 * fold-const.c (fold_binary): Do not associate expressions
9443 with more than one variable for integer types that do not wrap.
9445 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9447 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9448 Delete, and replace with...
9449 (fold_builtin_call_array): This. Update callers to use it.
9450 * fold-const.c (fold_build_call_list): Delete, and replace with...
9451 (fold_build_call_array): This.
9452 (fold_build_call_list_initializer): Delete, and replace with...
9453 (fold_build_call_array_initializer): This.
9454 * tree.h: Update declarations to reflect above changes.
9456 * c-typeck.c (build_function_call): Store converted arguments
9457 in a stack-allocated array instead of building a list.
9458 (convert_arguments): Store arguments in the array passed in as an
9459 argument, and return the actual number of arguments.
9460 * c-format.c: (check_function_format): Pass arguments in an
9461 array instead of a list.
9462 * c-common.c (check_function_nonnull): Likewise.
9463 (check_function_sentinel): Likewise.
9464 (check_function_arguments): Likewise.
9465 * c-common.h: Update declarations to reflect above changes.
9467 2007-02-28 Jan Hubicka <jh@suse.cz>
9469 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9470 PRED_NEGATIVE_RETURN): Update outcomes.
9472 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9474 * calls.c (emit_library_call_value_1): Handle partial registers
9475 correctly when building up CALL_INSN_FUNCTION_USAGE.
9477 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9479 * pa/predicates.md (move_src_operand): Allow zero for mode.
9480 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
9483 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
9487 *movv2df_internal): Enable pattern only for valid operand
9489 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
9490 tie only 128bit modes. For MMX registers, tie only 64bit modes.
9492 2007-02-27 Mike Stump <mrs@apple.com>
9494 * config/darwin-crt3.c: Avoid compilation when compiling for a
9497 2007-02-27 Joseph Myers <joseph@codesourcery.com>
9499 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
9501 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
9502 for fixed headers and limits.h.
9503 (install-include-dir, install-headers-tar, install-headers-cpio,
9504 install-headers-cp, real-install-headers-tar,
9505 real-install-headers-cpio, real-install-headers-cp): Handle
9506 include-fixed as well as include.
9507 (install-mkheaders): Don't install files that go only in include
9509 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
9510 from GCC_INCLUDE_DIR.
9511 * gcc.c (process_command): Remove special -BstageN/ handling.
9512 (do_spec_1): Add include-fixed directories.
9514 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9516 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
9518 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
9520 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
9523 2007-02-27 Mark Mitchell <mark@codesourcery.com>
9525 * c-common.c (get_priority): Add check for
9526 SUPPORTS_INIT_PRIORITY.
9528 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9530 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
9532 * config/bfin/bfin.c: Include "cfglayout.h".
9533 (MAX_LSETUP_DISTANCE): New macro.
9534 (struct loop_info): New members incoming, incoming_src and
9535 incoming_dest. Delete member predecessor.
9536 (length_for_loop): New function.
9537 (bfin_optimize_loop): Handle more different loop structures.
9538 (bfin_discover_loop): Rework detection of predecessor blocks by
9539 examining incoming edges.
9540 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
9542 (bfin_reorder_loops): New function.
9543 (bfin_reorg_loops): Use these three new functions.
9545 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
9546 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
9547 (CONSTRAINT_LEN): Add entry for 'q'.
9548 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
9549 Add 'q' constraints.
9550 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
9551 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
9553 * config/bfin/bfin.md (add_with_carry): New pattern.
9554 (s_or_u, su_optab, su_modifier): New code macros/attrs.
9555 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
9556 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
9557 support unsigned multiplies too. Removed incorrect commutativity from
9558 operand 1 constraint where appropriate.
9559 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
9561 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
9562 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
9564 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
9565 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
9566 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
9567 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
9568 usmulhisi_hh_huh): New patterns.
9570 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
9571 lshifthi3): Fix output template to use half reg for operand 2.
9573 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
9576 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
9578 2007-02-27 Andreas Schwab <schwab@suse.de>
9580 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
9582 2007-02-27 Jan Hubicka <jh@suse.cz>
9584 * predict.c (last_basic_block_p): Remove.
9585 (tree_estimate_probability): Update return heuristic for commonized
9588 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9590 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
9592 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9594 * doc/include/gcc-common.texi (versionsubtitle): New macro.
9595 * doc/cpp.texi: Standardize title page.
9596 * doc/cppinternals.texi: Likewise.
9597 * doc/gcc.texi: Standardize title page, remove version number
9598 from copyright page.
9599 * doc/gccint.texi: Likewise.
9600 * doc/install.texi: Standardize title page, add table of
9603 2007-02-26 Jan Hubicka <jh@suse.cz>
9605 * predict.def: Set outcomes according to more recent results.
9606 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
9607 Remove dead predictors.
9608 * predict.c (return_prediction): Fix pasto.
9610 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9612 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
9613 change; avoid a memory leak when returning early.
9615 2007-02-26 Mark Mitchell <mark@codesourcery.com>
9617 * c-decl.c (static_ctors): Move to c-common.c.
9618 (static_dtors): Likewise.
9619 (finish_function): Use c_record_cdtor_fn.
9620 (build_cdtor): Move to c-common.c.
9621 (c_write_global_declarations): Use c_build_cdtor_fns.
9622 * c-common.h (static_ctors): Declare.
9623 (static_dtors): Likewise.
9624 (c_record_cdtor_fn): Likewise.
9625 (c_build_cdtor_fns): Likewise.
9626 * c-common.c (static_ctors): New variable.
9627 (static_dtors): Likewise.
9628 (c_record_cdtor_fn): New function.
9629 (build_cdtor): Move from c-decl.c
9630 (c_build_cdtor_fns): New function.
9632 * output.h (assemble_addr_to_section): Declare.
9633 (get_cdtor_priority_section): Likewise.
9634 * varasm.c (assemble_addr_to_section): New function.
9635 (get_cdtor_priority_section): Likewise.
9636 (default_named_section_asm_out_destructor): Use them.
9637 (destor_dtor_section_asm_out_destructor): Likewise.
9638 (default_named_section_asm_out_constructor): Likewise.
9639 (default_ctor_section_asm_out_constructor): Likewise.
9640 * config.gcc (*-*-vxworks*): Include vxworks.o.
9641 * config/t-vxworks (vxworks.o): New target.
9642 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
9643 (TARGET_ASM_CONSTRUCTOR): Define.
9644 (TARGET_ASM_DESTRUCTOR): Likewise.
9645 (vxworks_asm_out_constructor): Declare.
9646 (vxworks_asm_out_destructor): Likewise.
9648 * c-common.c (get_priority): Check that we have not just an
9649 INTEGER_CST, but an integer constant with integeral type.
9651 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
9653 PR tree-optimization/30938
9654 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
9655 use &dt[nargs-1] instead of &dt[nargs] in the call to
9656 vect_is_simple_use().
9658 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
9660 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
9661 from register elimination as PRE_MODIFY / POST_MODIFY increments.
9662 Do not attempt to handle MEM inside auto-inc expressions.
9663 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
9664 of a register modified by an auto-inc expression. However, do handle
9665 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
9666 (elimination_effects): Prohibit elimination of a register modified
9667 by an auto-inc expression. Disable register elimination rules whose
9668 target register is modified by an auto-inc expression with variable
9671 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9673 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
9675 (array_at_struct_end_p): New function.
9676 (idx_infer_loop_bounds): Use it.
9677 (estimate_numbers_of_iterations_loop): Export.
9678 * predict.c (predict_loops): Use estimated_loop_iterations_int.
9679 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
9680 (tree_estimate_probability): Call record_loop_exits.
9681 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
9682 (estimated_loop_iterations, estimated_loop_iterations_int,
9683 estimated_loop_iterations_tree): New functions.
9684 (analyze_siv_subscript_cst_affine,
9685 compute_overlap_steps_for_affine_1_2,
9686 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
9687 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
9688 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
9689 (PRED_LOOP_ITERATIONS_GUESSED): New.
9690 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
9691 * cfgloop.h (estimate_numbers_of_iterations_loop,
9692 estimated_loop_iterations_int): Declare.
9694 2007-02-25 Mark Mitchell <mark@codesourcery.com>
9696 * doc/extend.texi: Document optional priority argument to
9697 constructors and destructors.
9698 * tree.c (init_priority_for_decl): Adjust GTY markers.
9699 (init_ttree): Use priority-info hash functions for
9700 init_priority_for_decl.
9701 (tree_map_eq): Rename to ...
9702 (tree_map_base_eq): ... this.
9703 (tree_map_marked_p): Rename to ...
9704 (tree_map_base_marked_p): ... this.
9705 (tree_map_base_hash): New function.
9706 (decl_init_priority_lookup): Rework.
9707 (decl_fini_priority_lookup): New function.
9708 (decl_priority_info): New function.
9709 (decl_init_priority_insert): Use it.
9710 (decl_fini_priority_insert): Likewise.
9711 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
9713 (decl_restrict_base_insert): Likewise.
9714 (decl_debug_expr_insert): Likewise.
9715 (decl_value_expr_lookup): Likewise.
9716 (decl_value_expr_insert): Likewise.
9717 * tree.h (priority_type): New type.
9718 (decl_init_priority_lookup): Use priority_type.
9719 (decl_fini_priority_lookup): New function.
9720 (decl_init_priority_insert): Use priority_type.
9721 (decl_fini_priority_insert): New function.
9722 (DECL_HAS_INIT_PRIORITY): Tweak comments.
9723 (DECL_INIT_PRIORITY): Likewise.
9724 (SET_DECL_INIT_PRIORITY): Add comment.
9725 (DECL_FINI_PRIORITY): New macro.
9726 (SET_DECL_FINI_PRIORITY): Likewise.
9727 (DEFAULT_INIT_PRIORITY): Document.
9728 (MAX_INIT_PRIORITY): Likewise.
9729 (MAX_RESERVED_INIT_PRIORITY): Likewise.
9730 (tree_map_base): New type.
9731 (tree_map_base_eq): New function.
9732 (tree_map_base_hash): Likewise.
9733 (tree_map_base_marked_p): Likewise.
9734 (tree_map): Inherit from tree_map_base.
9735 (tree_map_eq): Make it a macro.
9736 (tree_map_marked_p): Likewise.
9737 (tree_int_map): Inherit from tree_map_base.
9738 (tree_int_map_eq): Make it a macro.
9739 (tree_int_map_hash): Likewise.
9740 (tree_int_map_marked_p): Likewise.
9741 (tree_priority_map): New type.
9742 (tree_priority_map_eq): New macro.
9743 (tree_priority_map_hash): Likewise.
9744 (tree_priority_map_marked_p): Likewise.
9745 * varasm.c (emults_decl): Adjust for refactoring of tree_map
9747 (emutls_common_1): Likewise.
9748 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
9749 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
9750 of tree_map hierarchy.
9751 * tree-cfg.c (move_stmt_r): Likewise.
9752 (new_label_mapper): Likewise.
9753 * c-tree.h (c_expand_body): Move to ...
9754 * c-common.h (c_expand_body): ... here.
9755 * c-decl.c (c_expand_body): Move to ...
9756 * c-common.c (c_expand_body): ... here.
9757 (c_common_attribute_table): Allow 1 argument for the constructor
9758 and destructor attributes.
9759 (get_priority): New function.
9760 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
9761 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
9763 2007-02-24 Jan Hubicka <jh@suse.cz>
9766 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
9768 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9769 Jan Hubicka <jh@suse.cz>
9772 * i386.c (counter_mode): New function.
9773 (expand_set_or_movmem_via_loop): Use it.
9774 (expand_movmem_epilogue): Likewise; fix pasto.
9775 (ix86_expand_movmem): Do emit guard even for constant counts.
9776 (ix86_expand_setmem): Likewise.
9778 2007-02-25 Nick Clifton <nickc@redhat.com>
9780 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
9781 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9783 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9786 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
9787 count argument with 0x10, not with 0x16.
9788 (expand_setmem_epilogue): Ditto.
9790 2007-02-24 Mike Stump <mrs@apple.com>
9792 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
9795 2007-02-24 Richard Guenther <rguenther@suse.de>
9798 * fold-const.c (fold_binary): Fold x +- CST op x for
9799 EQ_EXPR and NE_EXPR.
9801 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9803 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
9805 2007-02-24 Jan Hubicka <jh@suse.cz>
9807 * cgraphunit.c (decide_is_function_needed): Honor
9808 -fkeep-inline-functions.
9810 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9812 * builtins.c (fold_builtin_modf): New.
9813 (fold_builtin_2): Use it.
9815 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
9817 * loop-iv.c (implies_p): Detect additional cases where A implies B.
9818 (determine_max_iter): Take additional LOOP arg; all callers changed.
9819 Lose broken logic dealing with PLUS. Try to limit the upper bound by
9820 one using simplifications.
9821 (simplify_using_initial_values): Return if the expression becomes
9822 invalid due to altered regs.
9824 2007-02-23 DJ Delorie <dj@redhat.com>
9826 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
9828 2007-02-23 Mike Stump <mrs@apple.com>
9830 * tlink.c (scan_linker_output): Parse linker messages from
9831 darwin9's linker better.
9833 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9836 * varpool.c (varpool_assemble_pending_decls): Set
9837 varpool_last_needed_node to null.
9839 2007-02-23 DJ Delorie <dj@redhat.com>
9841 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9842 alignment bigger than the object file can handle.
9844 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9847 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9848 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9849 (*movsf_1): Penalize MMX moves.
9851 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9853 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9854 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9856 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9858 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9860 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9861 (fold_builtin_1): Use them.
9862 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9863 BUILT_IN_SIGNIFICAND.
9865 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9867 * config/i386/i386.c (bdesc_1arg): Initialize
9868 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9869 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9870 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9871 and IX86_BUILTIN_MOVSLDUP.
9873 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9875 PR rtl-optimization/30841
9876 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9878 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9880 * builtins.c (fold_builtin_frexp): New.
9881 (fold_builtin_2): Use it.
9883 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9885 * doc/invoke.texi (Spec Files): Document getenv spec function.
9887 * gcc.c (getenv_spec_function): New function.
9888 (static_spec_functions): Add it.
9889 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9890 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9893 2007-02-22 Michael Matz <matz@suse.de
9896 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9897 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9899 2007-02-22 Ian Lance Taylor <iant@google.com>
9902 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9903 (mem_loc_descriptor): Call it.
9905 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9906 Ira Rosen <irar@il.ibm.com>
9908 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9910 2007-02-22 Ira Rosen <irar@il.ibm.com>
9912 PR tree-optimization/30843
9913 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9914 stores only after all the group is vectorized.
9916 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9918 PR tree-optimization/30858
9919 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9920 in the reduction cycle have a single use in the loop.
9921 * tree-vectorizer.h (relevant): Add documentation.
9923 2007-02-20 Mike Stump <mrs@apple.com>
9925 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9926 * configure: Regenerate.
9928 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9930 Change the defaults of some parameters and options.
9931 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9932 * config/spu/spu.c (spu_optimization_options): Add.
9933 (spu_override_options): Change params in spu_optimization_options.
9934 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9936 Register 127 is only 16 byte aligned when used as a frame pointer.
9937 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9938 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9939 HARD_FRAME_POINTER_REGNUM.
9940 (spu_legitimate_address): Use regno_aligned_for_reload.
9941 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9942 aligned when frame_pointer_needed is true.
9943 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9945 * config/spu/spu.h (INIT_EXPANDERS): Define.
9947 Make sure shift and rotate instructions have valid immediate operands.
9948 * config/spu/predicates.md (spu_shift_operand): Remove.
9949 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9950 * config/spu/constraints.md (W, O): Extend range.
9951 * config/spu/spu.md (umask, nmask): Define.
9952 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9953 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9954 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9955 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9956 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9957 (lshr<mode>3_reg): Fix rtl description.
9959 Make sure mulhisi immediate operands are valid.
9960 * config/spu/predicates.md (imm_K_operand): Add.
9961 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9963 Generate constants using fsmbi and andi.
9964 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9965 (print_operand, spu_split_immediate, classify_immediate,
9966 fsmbi_const_p): Handle IC_FSMBI2.
9968 Correctly handle a CONST_VECTOR containing symbols.
9969 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9970 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9971 (immediate_load_p): Allow symbols that use 2 instructions to create.
9972 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9973 with symbols when flag_pic is set.
9974 (const_vector_immediate_p): New.
9975 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9976 accept a CONST_VECTOR with symbols.
9977 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9978 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9980 * config/spu/spu.md (high, low): Delete.
9981 (low_<mode>): Define.
9983 Remove INTRmode and INTR_REGNUM, which didn't work.
9984 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
9986 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
9987 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
9988 peephole2 pattern): Don't use INTR or 131.
9989 (movintrcc): Delete.
9990 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
9991 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
9992 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
9993 (UNSPEC_SET_INTR): Add.
9994 * config/spu/spu-modes.def (INTR): Remove.
9996 More accurate warnings about run-time relocations.
9997 * config/spu/spu.c (reloc_diagnostic): Test in_section.
9999 Correctly warn about immediate arguments to specific intrinsics.
10000 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10001 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10002 the instruction predicate.
10004 Fix tree check errors with latest update.
10005 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10007 (spu_expand_builtin): Use CALL_EXPR_FN.
10009 Add missing specific intrinsics.
10010 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10012 * config/spu/spu_internals.h: Ditto.
10014 Fix incorrect operand modifiers.
10015 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10016 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10018 Optimize one case of zero_extend of a vec_select.
10019 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10021 Accept any immediate for hbr.
10022 * config/spu/spu.md (hbr): Change s constraints to i.
10024 2007-02-21 Paul Brook <paul@codesourcery.com>
10026 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10027 condexec_count when skipping USE and CLOBBER.
10029 2007-02-21 Nick Clifton <nickc@redhat.com>
10031 * common.opt (Warray-bounds): Add Warning attribute.
10032 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10034 (fsized-zeroes): Add Optimization attribute.
10035 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10036 * c.opt (Wc++0x-compat): Add Warning attribute.
10038 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10040 PR middle-end/30761
10041 * reload1.c (eliminate_regs_in_insn): In the single_set special
10042 case, attempt to re-recognize the insn before falling back to
10043 having reload fix it up.
10045 2007-02-20 Eric Christopher <echristo@gmail.com>
10047 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10048 Rewrite accordingly.
10049 (frv_read_iacc_argument): Ditto.
10050 (frv_expand_set_builtin): Take a call instead of arglist, update for
10052 (frv_expand_unop_builtin): Ditto.
10053 (frv_expand_binop_builtin): Ditto.
10054 (frv_expand_cut_builtin): Ditto.
10055 (frv_expand_binopimm_builtin): Ditto.
10056 (frv_expand_voidbinop_builtin): Ditto.
10057 (frv_expand_int_void2arg): Ditto.
10058 (frv_expand_prefetches): Ditto.
10059 (frv_expand_voidtriop_builtin): Ditto.
10060 (frv_expand_voidaccop_builtin): Ditto.
10061 (frv_expand_load_builtin): Ditto.
10062 (frv_expand_store_builtin): Ditto.
10063 (frv_expand_mdpackh_builtin): Ditto.
10064 (frv_expand_mclracc_builtin): Ditto.
10065 (frv_expand_mrdacc_builtin): Ditto.
10066 (frv_expand_mwtacc_builtin): Ditto.
10067 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10070 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10072 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10073 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10075 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10076 point instructions.
10077 * configure: Regenerate.
10078 * config.in: Regenerate.
10079 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10080 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10081 masks to power6 and power6x and to POWERPC_MASKS.
10082 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10084 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10085 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10086 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10087 Access PROTOTYPE as variable, not mask.
10089 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10091 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10092 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10093 * combine.c (adjust_for_new_dest): Use it.
10094 * postreload.c (reload_combine): Likewise.
10096 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10098 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10099 notes on an insn with multiple sets, even if single_set returns
10100 non-NULL for that insn.
10102 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10104 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10105 scalbn and scalbln.
10107 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10109 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10110 if user didn't pass it.
10111 * config/i386/darwin.h (CC1_SPEC): Likewise.
10112 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10113 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10114 -mmacosx-version-min.
10116 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10117 Uros Bizjak <ubizjak@gmail.com>
10119 * optabs.h (enum optab_index): Add new OTI_scalb.
10120 (scalb_optab): Define corresponding macro.
10121 * optabs.c (init_optabs): Initialize scalb_optab.
10122 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10124 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10125 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10126 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10127 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10128 flag_unsafe_math_optimizations is set.
10130 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10131 to implement scalbf, scalb and scalbl built-ins as inline x87
10134 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10135 DJ Delorie <dj@redhat.com>
10138 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10139 (diagnostic_report_diagnostic): ... here, and turn them into real
10140 errors. If warnings are inhibited, no need to do anything.
10142 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10144 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10145 better code generation.
10147 2007-02-20 Ben Elliston <bje@au.ibm.com>
10149 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10151 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10153 * config/alpha/alpha.c, config/alpha/alpha.md,
10154 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10155 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10156 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10157 config/arm/lib1funcs.asm: Follow spelling conventions.
10159 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10160 config/fr30/fr30.md, config/i386/i386.h,
10161 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10162 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10163 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10164 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10165 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10166 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10167 config/sparc/sparc.c, config/sparc/sparc.h,
10168 config/sparc/sparc.md, config/spu/constraints.md,
10169 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10172 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10175 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10178 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10180 * doc/invoke.texi (-ftree-lrs): Remove.
10182 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10184 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10187 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10189 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10190 new CALL_EXPR_FN macro for retrieving the function
10191 declaration of the input expression.
10193 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10195 * c.opt (Waddress): New.
10196 * common.opt (Walways-true): Delete.
10197 (Wstring-literal-comparison): Delete.
10198 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10199 -Wstring-literal-comparison. Add -Waddress.
10201 (Walways-true): Delete.
10202 (Wstring-literal-comparison): Delete.
10203 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10204 consistently instead of -Walways-true in example.
10205 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10206 * c-typeck.c (parser_build_binary_op): Replace
10207 -Wstring-literal-comparison and -Walways-true with -Waddress.
10208 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10211 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10213 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10214 without DECL_STRUCT_FUNCTION initialized.
10216 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10218 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10219 due to calls to functions taking pointers as parameters.
10221 2007-02-19 Richard Henderson <rth@redhat.com>
10224 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10227 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10229 * config/s390/s390.c (s390_call_saved_register_used,
10230 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10231 accessed to the new scheme.
10233 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10235 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10236 (cris_print_index, cris_print_operand, cris_print_operand_address)
10237 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10238 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10239 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10240 GET_CODE () == xxx.
10241 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10242 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10243 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10244 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10245 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10246 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10247 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10248 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10249 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10250 (uminsi3, call, call_value): Ditto.
10251 (define_split: indir_to_reg_split, unnamed): Ditto.
10253 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10255 PR tree-optimization/30975
10256 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10259 2007-02-18 Eric Christopher <echristo@gmail.com>
10261 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10262 Remove use of arglist.
10263 (mips_expand_builtin): Remove use of arglist, pass in expr.
10264 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10265 (mips_expand_builtin_movtf): Ditto.
10266 (mips_expand_builtin_compare): Ditto.
10268 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10270 * tree-sra.c (sra_build_assignment): Replace assertion
10271 checking with a comment explaining why it can't be done.
10273 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10275 PR middle-end/30833
10276 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10277 during CALL_EXPR representation conversion.
10278 * tree-ssa-propagate.c (set_rhs): Likewise.
10280 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10282 * tree-sra.c (sra_build_assignment): Disable assertion checking
10285 2007-02-18 Roger Sayle <roger@eyesopen.com>
10287 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10288 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10289 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10291 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10292 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10293 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10294 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10295 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10296 force_gimple_operand): Likewise.
10297 * ipa-cp.c (constant_val_insert): Likewise.
10298 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10299 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10300 perfect_nestify): Likewise.
10301 * langhooks.c (lhd_omp_assignment): Likewise.
10302 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10303 lower_copyprivate_clauses, lower_send_clauses,
10304 lower_send_shared_vars, expand_parallel_call,
10305 expand_omp_for_generic, expand_omp_for_static_nochunk,
10306 expand_omp_for_static_chunk, expand_omp_sections,
10307 lower_omp_single_copy, lower_omp_for_lastprivate,
10308 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10309 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10310 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10313 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10315 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10316 config/sh/sh.md: Follow spelling conventions.
10318 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10319 config/frv/predicates.md: Follow spelling conventions.
10321 * config/m68k/linux-unwind.h: Fix a comment typo.
10322 * target.h: Follow spelling conventions.
10324 2007-02-18 Roger Sayle <roger@eyesopen.com>
10326 PR rtl-optimization/28173
10327 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10328 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10329 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10330 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10331 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10333 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10335 * builtins.c (fold_builtin_load_exponent): New.
10336 (fold_builtin_2): Use it.
10338 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10340 PR rtl-optimization/30773
10341 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10342 if we fail to attach a REG_EQUIV note.
10344 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10345 Roger Sayle <roger@eyesopen.com>
10347 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10349 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10351 * calls.c (initialize_argument_information): Pass original EXP
10352 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10353 code to split complex arguments here, as part of initializing the
10355 (expand_call): Remove code that builds a list of arguments and
10356 inserts implicit arguments into it. Instead, just count how many
10357 implicit arguments there will be so we can determine the size of
10358 the ARGS array, and let initialize_argument_information do the work.
10359 (split_complex_values): Delete unused function.
10361 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10363 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10365 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10367 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10368 for arg pointer based indexed addressing.
10370 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10372 * config/ia64/ia64.h, config/ia64/ia64.md,
10373 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10374 spelling conventions.
10376 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10378 * config/m68k/m68k.c (split_di): New.
10379 * config/m68k/m68k-protos.h: Declare split_di.
10380 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10381 Improve predicate handling and split constant shifts.
10383 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10385 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10386 parameter for register bitfield operations, general predicates
10389 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10391 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10392 * config/m68k/linux-unwind.h: New file.
10394 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10396 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10397 config/i386/athlon.md, config/ia64/ia64.md,
10398 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10399 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10400 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10401 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10402 tree-vect-transform.c: Fix comment typos.
10404 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10406 * sched-deps.c (find_insn_list): Remove.
10407 * sched-int.h: Remove the prototype for find_insn_list.
10409 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10411 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10413 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10414 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10415 darwin_rs6000_override_options.
10416 (C_COMMON_OVERRIDE_OPTIONS): Expect
10417 darwin_macosx_version_min to be non-NULL always.
10418 (TARGET_C99_FUNCTIONS): Likewise.
10419 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10420 (DARWIN_MINVERSION_SPEC): New.
10421 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10422 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10424 (DARWIN_MINVERSION_SPEC): New.
10425 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10427 * config/darwin-c.c (darwin_cpp_builtins): Expect
10428 darwin_macosx_version_min to be non-NULL always.
10430 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10432 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10434 * config/i386/i386.h (x86_use_xchgb): New.
10435 (TARGET_USE_XCHGB): New macro.
10436 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10437 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10438 Split after reload into bswaphi for shifts of 8.
10439 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10440 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10441 or when optimizing for size.
10443 2007-02-16 Richard Guenther <rguenther@suse.de>
10444 Christian Bruel <christian.bruel@st.com>
10446 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10447 DECLs but prefer SSA_NAMEs over DECLs.
10449 2007-02-16 Richard Guenther <rguenther@suse.de>
10451 * tree-flow-inline.h (single_imm_use_p): Remove.
10452 (zero_imm_uses_p): Likewise.
10453 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10454 instead of single_imm_use_p.
10455 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10458 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10461 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10462 nested double- and backquotes.
10464 2007-02-15 Roger Sayle <roger@eyesopen.com>
10466 PR middle-end/30391
10467 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10468 should be unreachable.
10469 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10470 For the time being redirect GIMPLE_MODIFY_STMT to the new
10471 (renamed) build_gimple_modify_stmt_stat.
10472 (build2_gimple_stat): Rename to...
10473 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10474 Always build a GIMPLE_MODIFY_STMT node.
10475 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10476 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10479 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10480 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10481 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10482 expand_complex_div_wide): Likewise.
10483 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10484 * tree-ssa-loop-im.c (schedule_sm): Likewise.
10485 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
10486 * tree-ssa-loop-manip.c (create_iv): Likewise.
10487 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
10488 abs_replacement): Likewise.
10489 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
10490 realify_fake_stores): Likewise.
10492 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
10493 node rather than a GIMPLE_MODIFY_STMT node.
10494 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
10495 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
10497 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
10498 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
10499 GIMPLE_MODIFY_STMT.
10501 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10503 PR middle-end/30433
10504 * fold-const.c (fold_comparison): Add back the
10505 folding of constant complex comparisions.
10507 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10509 PR middle-end/30729
10510 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
10511 effects unknown to this function, return early.
10513 2007-02-15 Ian Lance Taylor <iant@google.com>
10515 * lower-subreg.c (move_eh_region_note): New static function.
10516 (resolve_simple_move): Call it.
10517 (decompose_multiword_subregs): Track blocks for which we resolve a
10518 simple move which is also a control flow insn. Pass them to
10519 find_many_sub_basic_blocks.
10520 (pass_lower_subreg): Add TODO_verify_flow.
10521 (pass_lower_subreg2): Likewise.
10523 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10524 Brooks Moses <brooks.moses@codesourcery.com>
10525 Lee Millward <lee.millward@codesourcery.com>
10527 * tree.h (enum tree_code_class): Add tcc_vl_exp.
10528 (VL_EXP_CLASS_P): New.
10529 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
10531 (TREE_OPERAND_CHECK_CODE): Likewise.
10532 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
10533 (TREE_RTL_OPERAND_CHECK): Likewise.
10534 (tree_operand_check_failed): Make second parameter the whole tree
10535 instead of its code. Fixed callers.
10536 (VL_EXP_CHECK): New.
10537 (TREE_OPERAND_LENGTH): New.
10538 (VL_EXP_OPERAND_LENGTH): New.
10539 (CALL_EXPR_FN): New.
10540 (CALL_EXPR_STATIC_CHAIN): New.
10541 (CALL_EXPR_ARGS): New.
10542 (CALL_EXPR_ARG): New.
10543 (call_expr_nargs): New.
10544 (CALL_EXPR_ARGP): New.
10545 (build_nt_call_list): Declare.
10546 (build_vl_exp_stat): Declare.
10547 (build_vl_exp): New.
10548 (build_call_list): Declare.
10549 (build_call_nary): Declare.
10550 (build_call_valist): Declare.
10551 (build_call_array): Declare.
10552 (call_expr_arg): Declare.
10553 (call_expr_argp): Declare.
10554 (call_expr_arglist): Declare.
10555 (fold_build_call_list): Declare.
10556 (fold_build_call_list_initializer): Declare.
10557 (fold_call_expr): Declare to replace fold_builtin.
10558 (fold_builtin_fputs): Update to agree with modified definition.
10559 (fold_builtin_strcpy): Likewise.
10560 (fold_builtin_strncpy): Likewise.
10561 (fold_builtin_memory_chk): Likewise.
10562 (fold_builtin_stxcpy_chk): Likewise.
10563 (fold_builtin_strncpy_chk): Likewise.
10564 (fold_builtin_next_arg): Likewise.
10565 (fold_build_call_expr): Declare.
10566 (fold_builtin_call_list): Declare.
10567 (fold_builtin_call_valist): Declare.
10568 (build_call_expr): Declare.
10569 (validate_arglist): Update to agree with modified definition.
10570 (tree_operand_length): New.
10571 (call_expr_arg_iterator): New.
10572 (init_call_expr_arg_iterator): New.
10573 (next_call_expr_arg): New.
10574 (first_call_expr_arg): New.
10575 (more_call_expr_args_p): New.
10576 (FOR_EACH_CALL_EXPR_ARG): New.
10578 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
10579 and tcc_gimple_stmt.
10580 (tree_code_size): Update documentation. Use sizeof (tree) rather
10581 than sizeof (char *).
10582 (tree_size): Likewise. Add case for tcc_vl_exp.
10583 (tree_node_structure): Add case for tcc_vl_exp.
10584 (contains_placeholder_p): Likewise.
10585 (substitute_in_expr): Likewise.
10586 (substitute_placeholder_in_expr): Likewise.
10587 (stabilize_reference_1): Likewise.
10588 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
10589 to diagnose breakage of this interface for constructing CALL_EXPRs.
10590 (build_nt): Add similar assertion here.
10591 (build_nt_call_list): New.
10592 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
10593 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
10595 (get_callee_fndecl): Use new CALL_EXPR accessors.
10596 (tree_operand_check_failed): Change parameters to pass entire node
10597 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
10598 (process_call_operands): New.
10599 (build_vl_exp_stat): New.
10600 (build_call_list): New.
10601 (build_call_nary): New.
10602 (build_call_valist): New.
10603 (build_call_array): New.
10604 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10605 (call_expr_arglist): New.
10607 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
10608 tcc_vl_exp instead of a fixed-size tcc_expression.
10610 * doc/c-tree.texi (CALL_EXPR): Document new representation and
10611 accessors for CALL_EXPRs.
10612 (AGGR_INIT_EXPR): Likewise.
10614 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10615 Brooks Moses <brooks.moses@codesourcery.com>
10616 Lee Millward <lee.millward@codesourcery.com>
10618 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
10619 (expand_builtin_nonlocal_goto): Change parameter to be entire
10620 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
10621 (expand_builtin_prefetch): Likewise.
10622 (expand_builtin_classify_type): Likewise.
10623 (mathfn_built_in): Return NULL_TREE instead of 0.
10624 (expand_errno_check): Use new CALL_EXPR accessors.
10625 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
10626 Return NULL_RTX instead of 0.
10627 (expand_builtin_mathfn_2): Likewise.
10628 (expand_builtin_mathfn_3): Likewise.
10629 (expand_builtin_interclass_mathfn): Likewise.
10630 (expand_builtin_sincos): Likewise.
10631 (expand_builtin_cexpi): Likewise.
10632 (expand_builtin_int_roundingfn): Likewise.
10633 (expand_builtin_int_roundingfn_2): Likewise.
10634 (expand_builtin_pow): Likewise.
10635 (expand_builtin_powi): Likewise.
10636 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
10637 of arglist, fixing callers appropriately. Use new CALL_EXPR
10638 accessors and constructors. Return NULL_RTX instead of 0.
10639 (expand_builtin_strstr): Likewise.
10640 (expand_builtin_strchr): Likewise.
10641 (expand_builtin_strrchr): Likewise.
10642 (expand_builtin_strpbrk): Likewise.
10643 (expand_builtin_memcpy): Likewise.
10644 (expand_builtin_mempcpy): Likewise.
10645 (expand_builtin_mempcpy_args): New.
10646 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
10647 (expand_builtin_memmove_args): New.
10648 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
10649 (expand_movstr): Likewise.
10650 (expand_builtin_strcpy): Likewise.
10651 (expand_builtin_strcpy_args): New.
10652 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
10653 (expand_builtin_strncpy): Likewise.
10654 (expand_builtin_memset): Likewise.
10655 (expand_builtin_memset_args): New.
10656 (expand_builtin_bzero): Similarly to expand_builtin_memset.
10657 (expand_builtin_memcmp): Likewise.
10658 (expand_builtin_strcmp): Likewise.
10659 (expand_builtin_strncmp): Likewise.
10660 (expand_builtin_strcat): Likewise.
10661 (expand_builtin_strncat): Likewise.
10662 (expand_builtin_strspn): Likewise.
10663 (expand_builtin_strcspn): Likewise.
10664 (expand_builtin_args_info): Likewise.
10665 (expand_builtin_va_start): Likewise.
10666 (gimplify_va_arg_expr): Likewise.
10667 (expand_builtin_va_end): Likewise.
10668 (expand_builtin_va_copy): Likewise.
10669 (expand_builtin_frame_address): Likewise.
10670 (expand_builtin_alloca): Likewise.
10671 (expand_builtin_bswap): Likewise.
10672 (expand_builtin_unop): Likewise.
10673 (expand_builtin_fputs): Likewise.
10674 (expand_builtin_expect): Likewise.
10675 (expand_builtin_fabs): Likewise.
10676 (expand_builtin_copysign): Likewise.
10677 (expand_builtin_printf): Likewise.
10678 (expand_builtin_fprintf): Likewise.
10679 (expand_builtin_sprintf): Likewise.
10680 (expand_builtin_init_trampoline): Likewise.
10681 (expand_builtin_signbit): Likewise.
10682 (expand_builtin_fork_or_exec): Likewise.
10683 (expand_builtin_sync_operation): Likewise.
10684 (expand_builtin_compare_and_swap): Likewise.
10685 (expand_builtin_lock_test_and_set): Likewise.
10686 (expand_builtin_lock_release): Likewise.
10687 (expand_builtin): Likewise.
10688 (builtin_mathfn_code): Likewise.
10690 (fold_builtin_constant_p): Pass call arguments individually instead
10691 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10692 accessors and constructors. Return NULL_TREE instead of 0.
10693 (fold_builtin_expect): Likewise.
10694 (fold_builtin_classify_type): Likewise.
10695 (fold_builtin_strlen): Likewise.
10696 (fold_builtin_nan): Likewise.
10697 (integer_valued_real_p): Likewise.
10698 (fold_trunc_transparent_mathfn): Likewise.
10699 (fold_fixed_mathfn): Likewise.
10700 (fold_builtin_cabs): Likewise.
10701 (fold_builtin_sqrt): Likewise.
10702 (fold_builtin_cbrt): Likewise.
10703 (fold_builtin_cos): Likewise.
10704 (fold_builtin_cosh): Likewise.
10705 (fold_builtin_tan): Likewise.
10706 (fold_builtin_sincos): Likewise.
10707 (fold_builtin_cexp): Likewise.
10708 (fold_builtin_trunc): Likewise.
10709 (fold_builtin_floor): Likewise.
10710 (fold_builtin_ceil): Likewise.
10711 (fold_builtin_round): Likewise.
10712 (fold_builtin_int_roundingfn): Likewise.
10713 (fold_builtin_bitop): Likewise.
10714 (fold_builtin_bswap): Likewise.
10715 (fold_builtin_logarithm): Likewise.
10716 (fold_builtin_hypot): Likewise.
10717 (fold_builtin_pow): Likewise.
10718 (fold_builtin_powi): Likewise.
10719 (fold_builtin_exponent): Likewise.
10720 (fold_builtin_memset): Likewise.
10721 (fold_builtin_bzero): Likewise.
10722 (fold_builtin_memory_op): Likewise.
10723 (fold_builtin_bcopy): Deleted; call site changed to invoke
10724 fold_builtin_memory_op directly.
10725 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
10726 (fold_builtin_strncpy): Likewise.
10727 (fold_builtin_memcmp): Likewise.
10728 (fold_builtin_strcmp): Likewise.
10729 (fold_builtin_strncmp): Likewise.
10730 (fold_builtin_signbit): Likewise.
10731 (fold_builtin_copysign): Likewise.
10732 (fold_builtin_isascii): Likewise.
10733 (fold_builtin_toascii): Likewise.
10734 (fold_builtin_isdigit): Likewise.
10735 (fold_builtin_fabs): Likewise.
10736 (fold_builtin_abs): Likewise.
10737 (fold_builtin_fmin_fmax): Likewise.
10738 (fold_builtin_carg): Likewise.
10739 (fold_builtin_classify): Likewise.
10740 (fold_builtin_unordered_cmp): Likewise.
10742 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
10743 New functions split out from fold_builtin_1.
10744 (fold_builtin_n): New.
10745 (fold_builtin_varargs): New.
10746 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
10748 (fold_call_expr): New.
10749 (build_function_call_expr): Rewrite to use new helper function.
10750 (fold_builtin_call_list): New.
10751 (build_call_expr): New.
10752 (fold_builtin_call_valist): New.
10753 (rewrite_call_expr): New.
10754 (validate_arg): New.
10755 (validate_arglist): Change parameter to be entire CALL_EXPR instead
10756 of an arglist. Change return type to bool. Use new CALL_EXPR
10759 (fold_builtin_strstr): Pass call arguments individually instead
10760 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10761 accessors and constructors. Return NULL_TREE instead of 0.
10762 (fold_builtin_strchr): Likewise.
10763 (fold_builtin_strrchr): Likewise.
10764 (fold_builtin_strpbrk): Likewise.
10765 (fold_builtin_strcat): Likewise.
10766 (fold_builtin_strncat): Likewise.
10767 (fold_builtin_strspn): Likewise.
10768 (fold_builtin_strcspn): Likewise.
10769 (fold_builtin_fputs): Likewise.
10770 (fold_builtin_next_arg): Likewise.
10771 (fold_builtin_sprintf): Likewise.
10773 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
10774 NULL_RTX instead of 0.
10775 (expand_builtin_memory_chk): Likewise.
10776 (maybe_emit_chk_warning): Likewise.
10777 (maybe_emit_sprintf_chk_warning): Likewise.
10779 (fold_builtin_object_size): Pass call arguments individually instead
10780 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10781 accessors and constructors. Return NULL_TREE instead of 0.
10782 (fold_builtin_memory_chk): Likewise.
10783 (fold_builtin_stxcpy_chk): Likewise.
10784 (fold_builtin_strncpy_chk): Likewise.
10785 (fold_builtin_strcat_chk): Likewise.
10786 (fold_builtin_strcat_chk): Likewise.
10787 (fold_builtin_strncat_chk): Likewise.
10788 (fold_builtin_sprintf_chk): Likewise.
10789 (fold_builtin_snprintf_chk): Likewise.
10790 (fold_builtin_printf): Likewise.
10791 (fold_builtin_vprintf): Likewise.
10793 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
10795 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
10796 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10797 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
10798 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
10799 (fold_unary): Likewise.
10800 (fold_binary): Likewise.
10801 (fold_ternary): Remove CALL_EXPR case, since they are no longer
10802 ternary expressions.
10803 (fold): Add logic for tcc_vl_exp.
10804 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
10805 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10806 (fold_build3_stat): Add assertion to flag broken interface for
10807 constructing CALL_EXPRs.
10808 (fold_build_call_list): New.
10809 (fold_build_call_list_initializer): New.
10810 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
10812 (fold_strip_sign_ops): Likewise.
10814 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10815 Brooks Moses <brooks.moses@codesourcery.com>
10816 Lee Millward <lee.millward@codesourcery.com>
10818 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
10819 accessors and dump arguments explicitly.
10821 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
10823 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
10825 (print_call_name): Use new CALL_EXPR accessors.
10827 * print-tree.c (print_node): Add case tcc_vl_exp. Print
10828 CALL_EXPR arguments explicitly instead of as a list. Use
10829 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10831 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
10832 (vrp_visit_stmt): Likewise.
10834 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
10835 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
10837 (force_move_till_expr): Likewise.
10839 * targhooks.c (default_external_stack_protect_fail): Use
10840 build_call_expr instead of build_function_call_expr.
10841 (default_hidden_stack_protect_fail): Likewise.
10843 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10846 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10847 and walk arguments explicitly.
10849 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10850 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10851 (expand_simple_operations): Likewise.
10852 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10854 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10855 of TREE_CODE_LENGTH.
10856 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10858 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10859 instead of TREE_CODE_LENGTH.
10861 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10862 (tree_ic_transform): Likewise.
10863 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10864 parameter instead of arglist. Fix callers.
10865 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10866 (tree_stringops_transform): Likewise.
10867 (tree_indirect_call_to_profile): Likewise.
10868 (tree_stringops_values_to_profile): Likewise.
10870 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10871 (eliminate_tail_call): Likewise.
10873 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10875 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10876 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10878 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10880 * omp-low.c (build_omp_barrier): Use build_call_expr.
10881 (lower_rec_input_clauses): Likewise.
10882 (lower_reduction_clauses): Likewise.
10883 (expand_parallel_call): Likewise.
10884 (maybe_catch_exception): Likewise.
10885 (expand_omp_for_generic): Likewise.
10886 (expand_omp_for_static_nochunk): Likewise.
10887 (expand_omp_sections): Likewise.
10888 (lower_omp_single_simple): Likewise.
10889 (lower_omp_single_copy): Likewise.
10890 (lower_omp_master): Likewise.
10891 (lower_omp_ordered): Likewise.
10892 (lower_omp_critical): Likewise.
10894 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10895 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10897 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10898 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10899 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10901 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10902 and generalize to handle any number of operands.
10903 (chrec_contains_undetermined): Likewise.
10904 (tree_contains_chrecs): Likewise.
10905 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10907 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10909 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10910 fold_call_expr instead of fold_builtin.
10911 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10912 match declarations there.
10913 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10916 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10917 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10919 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10920 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10922 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10925 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10926 (execute_cse_sincos): Use new CALL_EXPR accessors.
10928 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10930 * gimple-low.c (lower_function_body): Use build_call_expr.
10931 (lower_builtin_setjmp): Likewise.
10933 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10934 (set_storage_via_libcall): Likewise.
10935 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10936 instead of TREE_CODE_LENGTH.
10937 (expand_expr_real_1): Use new CALL_EXPR accessors.
10939 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10940 generalize to handle any number of operands.
10941 (TB_parent_eq): Likewise.
10943 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10944 (strip_builtin_expect): Likewise.
10946 * function.c (gimplify_parameters): Use build_call_expr.
10948 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10949 instead of TREE_CODE_LENGTH.
10951 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10952 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10954 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10957 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10958 (gimplify_decl_expr): Likewise.
10959 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10960 Use new CALL_EXPR iterators.
10961 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10962 (gimplify_modify_expr_to_memset): Likewise.
10963 (gimplify_variable_sized_compare): Likewise.
10964 (gimplify_omp_atomic_fetch_op): Likewise.
10965 (gimplify_omp_atomic_pipeline): Likewise.
10966 (gimplify_omp_atomic_mutex): Likewise.
10967 (gimplify_function_tree): Likewise.
10969 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10970 (call_expr_flags): Likewise.
10971 (expand_call): Likewise.
10973 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10974 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10977 * coverage.c (create_coverage): Use build_call_expr.
10979 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10980 (temp_call_expr_obstack): New.
10981 (pool_copy_list): Delete.
10982 (temp_copy_call_expr): New.
10983 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
10984 CALL_EXPR accessors. Get rid of special goo for copying argument
10985 lists and use temp_copy_call_expr instead.
10986 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
10987 CALL_EXPR accessors.
10988 (create_expression_by_pieces): Likewise. Use build_call_array
10989 to construct the result instead of fold_build3.
10990 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
10991 dealing with argument lists.
10992 (init_pre): Remove references to expression_node_pool and
10993 list_node_pool. Init temp_call_expr_obstack instead.
10994 (fini_pre): Remove references to expression_node_pool and
10997 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
10998 and walk arguments explicitly instead of as a list.
11000 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11001 (mx_register_decls): Likewise.
11002 (mudflap_register_call): Likewise.
11003 (mudflap_finish_file): Likewise.
11005 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11006 (ipa_callsite_compute_param): Likewise.
11008 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11009 accessors and constructor.
11011 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11012 accessors and constructor.
11013 (convert_tramp_reference): Likewise.
11014 (convert_call_expr): Likewise.
11015 (finalize_nesting_tree_1): Likewise.
11017 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11020 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11022 * tree-inline.c (initialize_inlined_parameters): Pass entire
11023 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11025 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11026 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11028 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11029 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11030 (vectorizable_reduction): Likewise.
11031 (vectorizable_call): Use new CALL_EXPR iterators.
11032 (vectorizable_conversion): Use build_call_expr.
11033 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11034 (vect_gen_widened_results_half): Use build_call_expr.
11035 (vect_setup_realignment): Likewise.
11036 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11038 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11039 (pass_through_call): Likewise.
11040 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11043 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11044 (tree_gen_pow2_profiler): Likewise.
11045 (tree_gen_one_value_profiler): Likewise.
11046 (tree_gen_ic_func_profiler): Likewise.
11047 (tree_gen_average_profiler): Likewise.
11048 (tree_gen_ior_profiler): Likewise.
11050 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11051 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11052 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11054 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11055 of TREE_CODE_LENGTH.
11057 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11058 of TREE_CODE_LENGTH.
11060 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11062 (convert_to_integer): Likewise.
11064 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11067 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11068 Brooks Moses <brooks.moses@codesourcery.com>
11069 Lee Millward <lee.millward@codesourcery.com>
11071 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11073 * config/frv/frv.c (frv_expand_builtin): Likewise.
11074 * config/s390/s390.c (s390_expand_builtin): Likewise.
11076 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11077 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11079 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11080 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11081 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11082 (ix86_expand_store_builtin): Likewise.
11083 (ix86_expand_unop_builtin): Likewise.
11084 (ix86_expand_unop1_builtin): Likewise.
11085 (ix86_expand_sse_compare): Likewise.
11086 (ix86_expand_sse_comi): Likewise.
11087 (ix86_expand_vec_init_builtin): Likewise.
11088 (ix86_expand_vec_ext_builtin): Likewise.
11089 (ix86_expand_vec_set_builtin): Likewise.
11090 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11092 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11093 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11095 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11096 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11097 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11099 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11101 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11102 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11103 arglist. Use new CALL_EXPR accessors. Fix callers.
11104 (altivec_expand_abs_builtin): Likewise.
11105 (rs6000_expand_binop_builtin): Likewise.
11106 (altivec_expand_predicate_builtin): Likewise.
11107 (altivec_expand_lv_builtin): Likewise.
11108 (spe_expand_stv_builtin): Likewise.
11109 (altivec_expand_stv_builtin): Likewise.
11110 (rs6000_expand_ternop_builtin): Likewise.
11111 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11112 (altivec_expand_st_builtin): Likewise.
11113 (altivec_expand_dst_builtin): Likewise.
11114 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11115 arglist. Use new CALL_EXPR accessors. Fix callers.
11116 (altivec_expand_vec_set_builtin): Likewise.
11117 (altivec_expand_vec_ext_builtin): Likewise.
11118 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11119 (spe_expand_builtin): Likewise.
11120 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11121 arglist. Use new CALL_EXPR accessors. Fix callers.
11122 (spe_expand_evsel_builtin): Likewise.
11123 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11124 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11126 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11127 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11128 (arm_expand_unop_builtin): Likewise.
11129 (arm_expand_builtin): Use new CALL_EXPR accessors.
11131 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11134 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11135 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11136 (bfin_expand_unop_builtin): Likewise.
11137 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11139 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11140 Brooks Moses <brooks.moses@codesourcery.com>
11141 Lee Millward <lee.millward@codesourcery.com>
11143 * c-semantics.c (build_stmt): Add internal diagnostic check.
11145 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11146 accessors. Print arguments explicitly instead of as a list.
11148 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11150 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11151 (c_finish_omp_flish): Likewise.
11153 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11154 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11155 instead of TREE_CODE_LENGTH.
11156 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11157 (c_warn_unused_result): Likewise.
11159 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11162 * doc/invoke.texi (Warning Options): Remove
11163 -Werror-implicit-function-declaration.
11164 (Wimplicit-function-declaration): Update description.
11165 * opts.c (common_handle_option): Move handling of -Werror=* to...
11166 (enable_warning_as_error): ...here.
11167 * opts.h (enable_warning_as_error): Declare.
11168 * c-decl.c (implicit_decl_warning): Unless
11169 -Wno-implicit-function-declaration is given, emit a pedwarn if
11170 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11171 * c.opt (Wimplicit-function-declaration): Replace
11172 mesg_implicit_function_declaration with
11173 warn_implicit_function_declaration.
11174 * c-opts.c (c_common_handle_option):
11175 -Werror-implicit-function-declaration is exactly equal as
11176 -Werror=implicit-function-declaration.
11177 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11178 warn_implicit_function_declaration.
11179 (c_common_post_options): -Wimplict-function-declaration is enabled
11180 by default by -std=c99, otherwise is disabled by default.
11181 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11183 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11185 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11186 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11187 former is ignored but not the latter.
11189 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11191 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11192 is made and the reference doesn't use the alias set of its type,
11193 do not create the temporary using that type.
11195 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11197 * jump.c: Remove prototypes for delete_computation and
11198 delete_prior_computation.
11200 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11202 * jump.c (get_label_after): Delete.
11203 (get_label_before, delete_computation, delete_jump,
11204 delete_prior_computation, follow_jumps): Move...
11205 * reorg.c (delete_computation, delete_prior_computation): ... here...
11206 (get_label_before, delete_jump): ... making these static ...
11207 (follow_jumps): ... and simplifying this since it only runs after
11209 * rtl.h (get_label_after, get_label_before, delete_jump,
11210 follow_jumps): Delete prototypes.
11212 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11214 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11216 2007-02-15 Nick Clifton <nickc@redhat.com>
11218 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11219 order to prevent it from being munged by the target.
11221 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11223 * config/i386/i386.md: Remove misleading comment.
11225 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11227 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11228 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11231 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11233 * tree-sra.c (instantiate_missing_elements): Canonicalize
11235 (sra_build_assignment): New.
11236 (generate_copy_inout, generate_element_copy,
11237 generate_element_zero, generate_one_element_init): Use it.
11239 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11241 * tree-sra.c (instantiate_missing_elements): Canonicalize
11243 (sra_build_assignment): New.
11244 (generate_copy_inout, generate_element_copy,
11245 generate_element_zero, generate_one_element_init): Use it.
11247 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11249 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11252 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11254 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11255 types as aggregates not scalars.
11256 * function.c (assign_stack_temp_for_type): Likewise.
11258 2007-02-14 Roger Sayle <roger@eyesopen.com>
11259 Zdenek Dvorak <dvorakz@suse.cz>
11261 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11264 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11266 * passes.c (next_pass_1): Clear the next field of the copied
11269 2007-02-14 Richard Henderson <rth@redhat.com>
11271 * tree-sra.c (early_sra): New.
11272 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11273 (tree_sra_early, pass_sra_early): New.
11274 * tree-pass.h (pass_sra_early): Declare.
11275 * passes.c (init_optimization_passes): Use it.
11277 2007-02-14 Richard Guenther <rguenther@suse.de>
11279 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11281 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11283 PR tree-optimization/30771
11284 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11286 (vect_analyze_operations): Induction phis can now be marked as
11288 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11289 Update documentation accordingly.
11291 2007-02-14 Nick Clifton <nickc@redhat.com>
11293 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11294 most 3 arguments are supported.
11295 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11297 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11299 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11300 Ensure dst->current is valid.
11302 2007-02-13 Paul Brook <paul@codesourcery.com>
11304 * config.gcc: Add arm*-*-uclinux-*eabi.
11305 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11306 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11307 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11308 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11309 (LINK_SPEC): Define.
11310 (LIB_SPEC): Define.
11311 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11313 * config/arm/uclinux-eabi.h: New file.
11314 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11315 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11318 2007-02-13 Ian Lance Taylor <iant@google.com>
11320 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11321 * flags.h (warn_strict_overflow): Declare.
11322 (enum warn_strict_overflow_code): Define.
11323 (issue_strict_overflow_warning): New static inline function.
11324 * opts.c (warn_strict_overflow): New variable.
11325 (common_handle_option): Handle OPT_Wstrict_overflow and
11326 OPT_Wstrict_overflow_.
11327 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11329 * fold-const.c: Include intl.h.
11330 (fold_deferring_overflow_warnings): New static variable.
11331 (fold_deferred_overflow_warning): New static variable.
11332 (fold_deferred_overflow_code): New static variable.
11333 (fold_defer_overflow_warnings): New function.
11334 (fold_undefer_overflow_warnings): New function.
11335 (fold_undefer_and_ignore_overflow_warnings): New function.
11336 (fold_deferring_overflow_warnings_p): New function.
11337 (fold_overflow_warning): New static function.
11338 (make_range): Add strict_overflow_p parameter. Change all
11340 (extract_muldiv, extract_muldiv_1): Likewise.
11341 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11342 tree_expr_nonnegative_p.
11343 (fold_negate_expr): Call fold_overflow_warning.
11344 (fold_range_test): Likewise.
11345 (fold_comparison): Likewise.
11346 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11347 instead of tree_expr_nonnegative_p.
11348 (tree_expr_nonnegative_warnv_p): Rename from
11349 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11350 (tree_expr_nonnegative_p): New function.
11351 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11352 strict_overflow_p parameter.
11353 (tree_expr_nonzero_p): New function.
11354 * passes.c (verify_interpass_invariants): New static function.
11355 (execute_one_pass): Call it.
11356 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11358 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11359 (estimate_numbers_of_iterations): Likewise.
11360 (scev_probably_wraps_p): Likewise.
11361 * tree-ssa-ccp.c: Include "toplev.h".
11362 (evaluate_stmt): Defer fold overflow warnings until we know we are
11364 (struct fold_stmt_r_data): Add stmt field.
11365 (fold_stmt_r): Defer fold overflow warnings until we know we
11367 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11368 (fold_stmt_inplace): Likewise.
11369 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11370 (cleanup_control_expr_graph): Defer fold overflow warnings until
11371 we know we are going to optimize.
11372 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11373 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11375 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11376 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11377 * tree-ssa-loop-manip.c (create_iv): Likewise.
11378 * c-typeck.c (build_conditional_expr): Likewise.
11379 (build_binary_op): Likewise.
11380 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11381 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11382 (extract_range_from_unary_expr): Likewise.
11383 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11384 assuming that signed overflow does not occur.
11385 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11386 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11387 (fold_defer_overflow_warnings): Declare.
11388 (fold_undefer_overflow_warnings): Declare.
11389 (fold_undefer_and_ignore_overflow_warnings): Declare.
11390 (fold_deferring_overflow_warnings_p): Declare.
11391 (tree_expr_nonzero_warnv_p): Declare.
11392 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11393 of warning options.
11394 (Warning Options): Document -Wstrict-overflow.
11395 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11396 (tree-ssa-ccp.o): Likewise.
11397 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11398 (fold-const.o): Depend on intl.h.
11400 2007-02-13 Ian Lance Taylor <iant@google.com>
11402 PR middle-end/30751
11403 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11406 2007-02-13 Stuart Hastings <stuart@apple.com>
11408 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11410 2007-02-13 Richard Henderson <rth@redhat.com>
11412 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11413 handled_component_p before looking for the indirect_ref.
11415 2007-02-13 Richard Henderson <rth@redhat.com>
11417 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11418 remove flags clobber.
11419 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11420 (bswaphi_lowpart): New.
11421 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11422 remove TARGET_BSWAP test. Delete expander of the same name.
11424 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11425 (expand_unop): Use them.
11427 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11429 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11430 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11431 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11432 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11433 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11434 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11435 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11436 assembler dialect choice from asm templates.
11438 2007-02-12 Richard Henderson <rth@redhat.com>
11440 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11441 (fixuns_trunc<SSEMODEF>si2): Use it.
11442 * config/i386/sse.md (vec_setv4sf_0): Export.
11443 * config/i386/i386.c (ix86_build_const_vector): Export.
11444 (ix86_split_convert_uns_si_sse): Rename from
11445 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11446 * config/i386/i386-protos.h: Update.
11448 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11451 * c-typeck.c (c_finish_return): Improve warning message.
11453 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11455 * alias.c (find_symbolic_term): Delete unused function.
11457 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11459 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11460 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11461 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11463 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11465 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11466 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
11467 the function, temporarily point the debug interface to the null one.
11469 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11471 * dwarf2out.c (round_up_to_align): New static function.
11472 (field_byte_offset): Use it to round the offset.
11474 2007-02-12 Richard Henderson <rth@redhat.com>
11476 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11477 (inswl_const): Export.
11479 2007-02-12 Richard Henderson <rth@redhat.com>
11481 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11482 result mode of the libcall, convert back to outmode.
11484 2007-02-12 Roger Sayle <roger@eyesopen.com>
11486 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
11487 (bswapdi2): New define_expand to implement 32-bit implementation.
11489 2007-02-12 Nick Clifton <nickc@redhat.com>
11491 * doc/invoke.texi (Overall Options): Document --help=.
11492 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
11493 (cc1_options): Pass --help= on to cc1.
11494 (display_help): Add description of --help=.
11495 (process_command): Add code to handle --help=. Allow translated
11496 --help and --target-help switches to be passed on to compiler
11498 (main): Remove unused if statement.
11499 * opts.c (columns): Remove.
11500 (LEFT_COLUMN): Define.
11501 (wrap_help): Add columns argument.
11502 (print_filtered_help): Change parameters to be an include bitmask,
11503 an exclude bitmask, an any bitmask and the column width. Move the
11504 code to display the params list here. Add code to display the
11505 status of options rather than their descriptions if the quiet flag
11507 (print_specific_help): Change parameters to be an include bitmask,
11508 an exclude bitmask and an any bitmask. Move code to look up the
11509 column width here. Decide upon the title for an options listing.
11510 (common_handle_options): Add code to handle --help=. Adapt code
11511 for --help and --target-help to use the revised form of the
11512 print_specific_help function.
11513 (print_help): Delete.
11514 (print_param_help): Delete.
11515 (print_switch): Delete.
11516 * opts.h (cl_lang_count): Add prototype.
11517 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
11518 CL_MAX_OPTION_CLASS): New defines.
11519 * optc-gen.awk: Add construction of cl_lang_count.
11520 * c.opt: Add Warning attribute to warning options and Optimization
11521 attribute to optimization options.
11522 * common.opt: Likewise.
11524 Add -fhelp and -ftarget-help as aliases for the transformed --help
11525 and --target-help options.
11526 * opt-functions.awk: Add code to handle Warning and Optimization
11529 2007-02-12 Richard Henderson <rth@redhat.com>
11531 * config/alpha/constraints.md: New file.
11532 * config/alpha/alpha.c: Include tm-constrs.h.
11533 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
11534 alpha_extra_constraint): Remove.
11535 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
11536 * config/alpha/alpha-protos.h: Update.
11537 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
11538 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
11539 (EXTRA_CONSTRAINT): Remove.
11540 * config/alpha/alpha.md: Include constraints.md.
11541 (adddi splitter): Use satisfies_constraint_*.
11542 * config/alpha/predicates.md (add_operand): Likewise.
11543 (sext_add_operand, addition_operation): Likewise.
11545 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
11547 PR tree-optimization/29145
11548 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
11549 in our handling of restrict qualified pointers.
11551 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11554 * doc/invoke.texi (Wunused-value): Update description.
11555 (Wextra): Delete item.
11556 * opts.c (set_Wextra): Don't use the value of Wextra to set the
11557 value of Wunused-value.
11558 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
11559 (c_finish_stmt_expr): Don't check extra_warnings.
11560 (emit_side_effect_warnings): The caller is responsible to check
11563 2007-02-11 Roger Sayle <roger@eyesopen.com>
11564 Matt Thomas <matt@3am-software.com>
11566 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
11568 2007-02-11 Roger Sayle <roger@eyesopen.com>
11570 * simplify-rtx.c (simplify_relational_operation_1): Optimize
11571 comparisons of POPCOUNT against zero.
11572 (simplify_const_relational_operation): Likewise.
11574 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11576 * doc/invoke.texi (Wextra): Delete outdated paragraph.
11578 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11580 * dwarf2out.c (root_type): Delete unused function.
11582 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11584 * genattrtab.c (contained_in_p): Delete unused function.
11585 (write_expr_attr_cache): Likewise.
11587 2007-02-11 Jan Hubicka <jh@suse.cz>
11589 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
11592 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
11594 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
11595 to add the REG_EQ* note.
11596 * see.c (see_merge_one_use_extension): Likewise.
11597 * local-alloc.c (update_equiv_regs): Likewise. Also don't
11598 turn REG_EQUAL notes into REG_EQUIV notes if the target
11599 register may have more than one set.
11600 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
11601 * gcse.c (try_replace_reg): Likewise.
11602 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
11603 * calls.c (fixup_tail_calls): Likewise. Abort if there is
11604 more than one REG_EQUIV note.
11605 * reload1.c (gen_reload): Use set_unique_reg_note.
11607 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
11609 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
11610 (ix86_builtin_conversion): New function.
11612 2007-02-06 Mark Mitchell <mark@codesourcery.com>
11615 * tree.h (DECL_REPLACEABLE_P): New macro.
11616 * except.c (set_nothrow_function_flags): Likewise.
11618 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
11619 Ira Rosen <irar@il.ibm.com>
11620 Dorit Nuzman <dorit@il.ibm.com>
11622 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
11623 * targhooks.c (default_builtin_vectorized_conversion): New.
11624 * targhooks.h (default_builtin_vectorized_function): New declaration.
11625 * target.h (struct vectorize): Add builtin_conversion field.
11626 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
11627 stmt_vec_info_type value.
11628 (vectorizable_conversion): New declaration.
11629 * tree-vect-analyze.c (vect_analyze_operations): Add
11630 vectorizable_conversion call.
11631 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
11632 * tree-vect-transform.c (vectorizable_conversion): New function.
11633 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
11634 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
11636 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
11637 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
11638 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
11639 or ALTIVEC_BUILTIN_VCFSX.
11641 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11644 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
11645 CONST_DOUBLE and operand 0 is a hard register.
11646 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
11647 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
11648 is a hard floating-point register.
11650 2007-02-10 Richard Henderson <rth@redhat.com>
11651 Jakub Jelinek <jakub@redhat.com>
11652 Alexandre Oliva <aoliva@redhat.com>
11654 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
11655 * builtin-types.def (BT_WORD): Make unsigned.
11656 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
11657 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
11658 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
11659 * c-decl.c (grokdeclarator): Don't error if !have_tls.
11660 * c-parser.c (c_parser_omp_threadprivate): Likewise.
11661 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
11663 * expr.c (emutls_var_address): New.
11664 (expand_expr_real_1): Expand emulated tls.
11665 (expand_expr_addr_expr_1): Likewise.
11666 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
11667 * output.h (emutls_finish): Declare.
11668 * toplev.c (compile_file): Call it.
11669 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
11670 address before wrapping in CONST.
11671 * varasm.c (emutls_htab, emutls_object_type): New.
11672 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
11673 (get_emutls_object_name, get_emutls_object_type): New.
11674 (get_emutls_init_templ_addr, emutls_decl): New.
11675 (emutls_common_1, emutls_finish): New.
11676 (assemble_variable): When emulating tls, swap decls; generate
11677 constructor for the emutls objects.
11678 (do_assemble_alias): When emulating tls, swap decl and target name.
11679 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
11681 * varpool.c (decide_is_variable_needed): Look at force_output.
11682 Recurse for emulated tls.
11683 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
11684 with decide_is_variable_needed.
11685 * emutls.c: New file.
11686 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
11687 tls_object for real tls.
11689 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
11691 PR rtl-optimization/29599
11692 * reload1.c (eliminate_regs_in_insn): Take the destination
11693 mode into account when computing the offset.
11695 2007-02-09 Stuart Hastings <stuart@apple.com>
11696 Richard Henderson <rth@redhat.com>
11698 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11699 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11700 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
11701 fixuns_truncdfhi2): New.
11702 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
11703 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
11704 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
11705 (floatunssidf2): Allow nonimmediate source.
11706 * config/i386/sse.md (movdi_to_sse): New.
11707 (vec_concatv2di): Drop '*'.
11708 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
11709 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11710 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
11712 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
11713 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11714 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
11715 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
11716 (ix86_build_signbit_mask): Fix decl of v, refactor to call
11717 ix86_build_const_vector.
11718 (x86_emit_floatuns): Rewrite.
11720 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11722 * genautomata.c (longest_path_length): Delete unused function.
11723 (struct state): Delete unused longest_path_length.
11724 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
11725 (get_free_state): Delete unused.
11727 2007-02-09 Jan Hubicka <jh@suse.cz>
11729 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
11730 * doc/invoke.texi (inline-unit-growth): Update default value.
11732 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
11733 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
11734 (rebuild_cgraph_edges): Likewise.
11735 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
11736 (dump_cgraph_node): Dump frequencies.
11737 (cgraph_clone_edge): Add frequency scales.
11738 (cgraph_clone_node): Add freuqnecy.
11739 * cgraph.h (cgraph_edge): Add freuqnecy argument.
11740 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
11741 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
11742 * tree-pass.h (TODO_rebuild_frequencies): New constant.
11743 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
11744 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
11745 (save_inline_function_body): Likewise.
11746 * ipa-inline.c: inluce rtl.h
11747 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
11748 (cgraph_edge_badness): Use frequencies.
11749 (cgraph_decide_recursive_inlining): Update clonning.
11750 (cgraph_decide_inlining_of_small_function): Dump frequency.
11751 * predict.c (estimate_bb_frequencies): Export.
11752 * predict.h (estimate_bb_frequencies): Declare.
11753 * tree-inline.c (copy_bb): Watch overflows.
11754 (expand_call_inline): Update call of cgraph_create_edge.
11755 (optimize_inline_calls): Use TODO flags to update frequnecies.
11756 * passes.h: Include predict.h
11757 (init_optimization_passes): Move profile ahead.
11758 (execute_function_todo): Handle TODO_rebuild_frequencies.
11760 2007-02-09 Roger Sayle <roger@eyesopen.com>
11762 * config/alpha/alpha.c (emit_insxl): Force the first operand of
11763 the insbl or inswl pattern into a register.
11765 2007-02-09 Roger Sayle <roger@eyesopen.com>
11767 * config/ia64/ia64.md (bswapdi2): New define_insn.
11769 2007-02-09 Richard Henderson <rth@redhat.com>
11771 * config/i386/constraints.md (Ym): New constraint.
11772 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
11773 (movdi_1_rex64): Split sse and xmm general register moves from
11774 memory move alternatives. Use conditional register constraints.
11775 (movsf_1, movdf_integer): Likewise.
11776 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11777 (movdf_integer_rex64): New.
11778 (pushsf_rex64): Fix output constraints.
11779 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
11780 (sse2_stored): Likewise.
11781 (sse2_storeq_rex64): New.
11782 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
11783 amd and not generic.
11784 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
11785 for optimize_size. Remove SF/DFmode hack.
11787 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11789 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
11792 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
11793 Richard Sandiford <richard@codesourcery.com>
11795 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
11796 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
11797 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
11798 m68k/t-mlib to tmake_file.
11799 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
11800 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
11801 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
11802 Allow it to be cf or m68k. Set m68k_arch_family. If that
11803 variable is not empty, add t-$m68k_arch_family to tmake_file.
11804 Add t-mlibs to tmake_file.
11805 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
11806 * config/m68k/t-cf: New file.
11807 * config/m68k/t-m68k: Likewise.
11808 * config/m68k/t-mlibs: Likewise.
11809 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11810 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11811 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11812 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11813 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
11815 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
11816 (INSTALL_LIBGCC): Delete.
11817 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11818 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11819 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11820 (M68K_MLIB_CPU): Define.
11821 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11822 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11823 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
11825 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11826 Richard Guenther <rguenther@suse.de>
11828 PR middle-end/23361
11829 * fold-const.c (fold_comparison): Handle obfuscated comparisons
11830 against INT_MIN/INT_MAX.
11831 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
11832 file if a loop is removed.
11834 2007-02-09 Joseph Myers <joseph@codesourcery.com>
11836 * calls.c (store_one_arg): Pass correct alignment to
11837 emit_push_insn for non-BLKmode values.
11838 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
11839 unaligned stack slot via a suitably aligned slot.
11841 2007-02-08 DJ Delorie <dj@redhat.com>
11843 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11845 (legal_subregs): Use unsigned char, make const.
11846 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11848 2007-02-08 Paul Brook <paul@codesourcery.com>
11850 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11851 special interworking needed.
11853 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11855 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11856 conditional to __SSE2__.
11857 (Entries below should have been added to first ChangeLog
11858 entry for amdfam10 dated 2007-02-05)
11859 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11861 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11863 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11866 2007-02-08 DJ Delorie <dj@redhat.com>
11868 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11869 * config/m32c/m32c.c (legal_subregs): New.
11870 (m32c_illegal_subreg_p): New.
11871 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11872 unsupported subregs of hard regs.
11874 2007-02-08 Jan Hubicka <jh@suse.cz>
11876 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11877 the same one; always update histograms.
11879 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11881 * passes.c (init_optimization_passes): Tidy comment.
11883 2007-02-08 Roger Sayle <roger@eyesopen.com>
11885 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11886 strip zero_extend, bswap and rotates from POCOUNT's argument.
11887 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11888 zero_extend and rotates from PARITY's argument.
11889 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11890 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11891 of an integer constant at compile-time.
11893 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11896 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11898 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11901 * tree-ssa-live.c (remove_unused_locals): Do not remove
11902 TREE_ADDRESSABLE variables.
11903 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11904 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11905 FOR_CLOBBER. Update all users.
11906 If VAR has an associated alias set, add a virtual operand for
11907 it if no alias is found to conflict with the memory reference.
11909 2007-02-07 Jan Hubicka <jh@suse.cz>
11910 Robert Kidd <rkidd@crhc.uiuc.edu>
11912 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11914 2007-02-07 Ian Lance Taylor <iant@google.com>
11916 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11918 2007-02-07 Roger Sayle <roger@eyesopen.com>
11920 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11921 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11922 tablejumpdi, movsi_to_cr_one): Remove constraints from
11923 define_expand's match_operands.
11925 2007-02-07 Roger Sayle <roger@eyesopen.com>
11927 * global.c (compute_regsets): Move declatation of "i" inside of
11928 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11930 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11933 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11934 of INDIRECT_REF <RESULT_DECL>.
11936 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11938 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11939 Kaz Kojima <kkojima@gcc.gnu.org>
11942 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11944 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11946 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11948 * doc/loop.texi: Document possibility not to perform disambiguation
11949 of loops with multiple latches.
11950 * cfgloopmanip.c (alp_enum_p): Removed.
11951 (add_loop): Handle subloops. Use get_loop_body_with_size.
11952 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11953 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11954 the new forwarder block.
11955 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11956 Handle the case latch is NULL.
11957 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11958 when marking loop exits.
11959 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11961 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11962 disambiguate_loops_with_multiple_latches.
11963 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11964 before fix_loop_structure.
11965 * cfgloop.c: Include pointer-set.h and output.h.
11966 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11967 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11968 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11969 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11970 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11971 disambiguate_multiple_latches, get_loop_body_with_size,
11972 disambiguate_loops_with_multiple_latches): New functions.
11973 (flow_loop_dump): Dump multiple latch edges.
11974 (flow_loop_nodes_find): Handle loops with multiple latches.
11975 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11976 (glb_enum_p): Modified.
11977 (get_loop_body): Use get_loop_body_with_size.
11978 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11979 (AVOID_CFG_MODIFICATIONS): New constant.
11980 (disambiguate_loops_with_multiple_latches, add_loop,
11981 get_loop_body_with_size): Declare.
11982 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
11984 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
11986 PR inline-asm/28686
11987 * global.c (compute_regsets): New function.
11988 (global_alloc): Refactored ELIMINABLE_REGSET
11989 and NO_GLOBAL_ALLOC_REGS computation out.
11990 (rest_of_handle_global_alloc): Call compute_regsets()
11991 for non-optimizing case.
11993 2007-02-06 Richard Henderson <rth@redhat.com>
11995 * config/i386/constraints.md (Y2): Rename from Y.
11996 (Yi): New constraint.
11997 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
11998 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
11999 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12000 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12001 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12002 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12003 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12004 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12005 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12006 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12007 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12008 vec_extractv2si_1): Change Y constraints to Y2.
12009 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12010 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12011 Change Y constraints to Y2.
12012 (sse2_loadld): Change Y constraints to x.
12014 2007-02-06 Roger Sayle <roger@eyesopen.com>
12016 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12017 (parity<mode>2): New define_expand using rs6000_emit_parity.
12018 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12019 rs6000_emit_parity): New functions.
12020 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12021 rs6000_emit_parity): Prototype here.
12023 2007-02-06 Ian Lance Taylor <iant@google.com>
12025 * lower-subreg.c (simple_move_operand): Reject CONST.
12026 (resolve_clobber): Call validate_change rather than directly
12027 assigning to XEXP (pat, 0).
12029 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12031 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12032 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12033 (tree-cfg.o): Remove hashtab.h dependency.
12035 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12036 (struct ivopts_data): Change niters to pointer_map_t.
12037 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12038 (niter_for_exit): Create pointer_map on demand. Change for
12040 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12041 (free_loop_data): Destroy data->niters if created and reset field.
12042 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12043 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12045 * tree-ssa-reassoc.c: Include pointer-set.h.
12046 (bb_rank): Change to long *.
12047 (operand_rank): Change to pointer_map_t.
12048 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12049 (insert_operand_rank): Accept long.
12050 (operand_entry_hash, operand_entry_eq): Remove.
12051 (get_rank): Return long. Adjust for changes above.
12052 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12054 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12056 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12057 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12058 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12060 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12061 directly since it cannot be NULL.
12062 (get_vi_for_tree): Rewrite for pointer_map API.
12063 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12064 (init_alias_vars): Create vi_for_tree as pointer_map.
12065 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12067 * tree-cfg.c: Don't include hashtab.h.
12068 (edge_to_cases): Declare as pointer_map.
12069 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12071 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12072 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12073 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12075 (record_switch_edge): Delete.
12076 (get_cases_for_edge): Adjust for pointer_map API, inline
12077 record_switch_edge (rewritten for new API), remove goto.
12079 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12081 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12082 * tree-nested.c: Include pointer-set.h.
12083 (var_map_elt, var_map_eq, var_map_hash): Delete.
12084 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12085 to pointer_map_t's.
12086 (nesting_info_bitmap_obstack): New.
12087 (lookup_field_for_decl): Adjust for pointer_map API.
12088 (lookup_tramp_for_decl): Adjust for pointer_map API.
12089 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12090 (get_local_debug_decl): Adjust for pointer_map API.
12091 (convert_nl_goto_reference): Adjust for pointer_map API.
12092 (convert_nl_goto_receiver): Adjust for pointer_map API.
12093 (create_nesting_tree): Create outside GGC space. Create bitmap on
12094 the new obstack. Create field_map and var_map as pointer_maps.
12095 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12097 (lower_nested_functions): Move root here, no need to NULL it.
12098 Initialize and release the obstack.
12100 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12102 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12103 Remove prototypes and make them non-static.
12104 (struct tree_int_map): Remove.
12105 * tree.h (struct tree_int_map): Move here, turning TO into an
12107 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12109 * tree.h (TREE_COMPLEXITY): Remove.
12110 (struct tree_exp): Remove complexity field.
12111 * tree.c (build1_stat): Don't set it.
12113 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12114 Victor Kaplansky <victork@il.ibm.com>
12116 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12117 (vect_is_simple_reduction): Support reduction with induction as
12118 one of the operands.
12119 (vect_is_simple_iv_evolution): Fix formatting.
12120 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12121 formatting. Don't mark induction phis for vectorization.
12122 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12123 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12124 (vect_get_vec_def_for_operand): Support induction.
12125 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12127 (vectorizable_reduction): Support reduction with induction as one of
12129 (vectorizable_type_demotion): Use def-type of stmt argument rather
12130 than dummy def-type.
12132 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12133 flag_tree_scev_cprop.
12134 * common.opt (tree-scev-cprop): New flag.
12136 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12137 call to vect_get_new_vect_var.
12139 2007-02-06 Ira Rosen <irar@il.ibm.com>
12141 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12142 vectype is not NULL.
12143 (vect_pattern_recog_1): Likewise.
12145 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12147 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12148 (fold_negate_expr): Likewise.
12150 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12153 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12154 even if cv-qualification is the same.
12156 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12158 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12159 __enable_execute_stack on completion.
12161 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12163 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12164 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12165 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12166 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12167 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12168 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12169 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12170 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12172 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12174 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12175 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12176 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12177 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12178 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12179 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12180 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12181 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12182 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12183 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12184 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12185 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12186 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12187 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12188 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12189 sqrtextenddfxf2_i387): Added amdfam10_decode.
12191 * config/i386/athlon.md (athlon_idirect_amdfam10,
12192 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12193 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12194 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12195 athlon_ivector_store_amdfam10): New define_insn_reservation.
12196 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12199 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12201 * config/i386/athlon.md (athlon_call_amdfam10,
12202 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12203 define_insn_reservation.
12204 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12205 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12206 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12208 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12210 * config/i386/athlon.md (athlon_sseld_amdfam10,
12211 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12212 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12214 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12216 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12217 define_insn_reservation.
12218 * config/i386/i386.md (sseins): Added sseins to define_attr type
12219 and define_attr unit.
12220 * config/i386/sse.md: Set type attribute to sseins for insertq
12223 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12225 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12226 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12227 ssecomi_load_amdfam10, ssecomi_amdfam10,
12228 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12229 define_insn_reservation.
12230 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12232 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12234 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12235 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12236 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12237 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12238 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12239 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12240 define_insn_reservation.
12242 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12243 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12244 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12245 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12246 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12248 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12250 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12251 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12252 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12253 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12254 athlon_ssemul_load_k8): Added amdfam10.
12256 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12258 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12259 (x86_sse_unaligned_move_optimal): New variable.
12261 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12263 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12264 for unaligned vector SSE double/single precision loads for AMDFAM10.
12266 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12268 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12269 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12270 Define TARGET_CPU_DEFAULT_amdfam10.
12271 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12272 (processor_type): Add PROCESSOR_AMDFAM10.
12274 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12275 processor_type in config/i386/i386.h.
12276 Enable imul peepholes for TARGET_AMDFAM10.
12278 * config.gcc: Add support for --with-cpu option for amdfam10.
12280 * config/i386/i386.c (amdfam10_cost): New variable.
12281 (m_AMDFAM10): New macro.
12282 (m_ATHLON_K8_AMDFAM10): New macro.
12283 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12284 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12285 x86_promote_QImode, x86_integer_DFmode_moves,
12286 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12287 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12288 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12289 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12290 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12291 Enable/disable for amdfam10.
12292 (override_options): Add amdfam10_cost to processor_target_table.
12293 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12294 processor_alias_table.
12295 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12296 (ix86_adjust_cost): Add code for amdfam10.
12298 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12300 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12301 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12302 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12303 * config/i386/i386.h: Add builtin definition for SSE4A.
12304 * config/i386/i386.md: Add support for ABM instructions
12305 (popcnt and lzcnt).
12306 * config/i386/sse.md: Add support for SSE4A instructions
12307 (movntss, movntsd, extrq, insertq).
12308 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12309 Add -march=amdfam10 flag.
12310 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12311 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12313 * doc/extend.texi: Add documentation for SSE4A builtins.
12315 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12317 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12319 2007-02-05 Richard Guenther <rguenther@suse.de>
12321 * tree-vectorizer.h (vectorizable_function): Add argument type
12322 argument, change return type.
12323 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12324 * tree-vect-transform.c (vectorizable_function): Handle extra
12325 argument, return vectorized function decl.
12326 (build_vectorized_function_call): Remove.
12327 (vectorizable_call): Handle calls with result and argument types
12328 differing. Handle loop vectorization factor correctly.
12329 * targhooks.c (default_builtin_vectorized_function): Adjust for
12331 * targhooks.h (default_builtin_vectorized_function): Likewise.
12332 * target.h (builtin_vectorized_function): Add argument type
12334 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12335 extra argument, allow vectorizing of lrintf.
12336 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12337 documentation of target hook.
12339 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12342 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12343 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12344 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12346 2007-02-05 Roger Sayle <roger@eyesopen.com>
12348 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12349 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12350 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12351 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12352 before canonicalizing sincos to cexpi.
12353 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12355 2007-02-05 Roger Sayle <roger@eyesopen.com>
12357 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12358 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12359 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12361 2007-02-05 Roger Sayle <roger@eyesopen.com>
12363 * mips-tfile.c (initialize_init_file): Correct endianness test.
12365 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12367 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12368 the 'y' constraint.
12370 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12372 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12373 saves in a PARALLEL before the register assignments.
12375 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12377 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12378 DWARF_FRAME_RETURN_COLUMN to be a general register.
12379 * dwarf2out.c (init_return_column_size): New function, split from...
12380 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12381 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12382 to be nongeneral registers.
12383 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12385 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12386 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12388 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12390 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12392 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12394 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12395 (remove_path): Use can_remove_branch_p and remove_branch instead
12396 of loop_delete_branch_edge.
12397 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12398 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12399 Update profile using scale_dominated_blocks_in_loop.
12400 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12401 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12402 (can_remove_branch_p, remove_branch): Declare.
12403 * tree-cfg.c (tree_can_remove_branch_p): New function.
12404 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12405 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12406 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12408 2007-02-05 Jan Hubicka <jh@suse.cz>
12410 PR middle-end/30696
12411 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12412 nodes in cgraph, don't remove offline copy of the function.
12414 2007-02-04 Jan Hubicka <jh@suse.cz>
12416 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12417 vectors might cause maybe_lookup_element_for_expr to be called
12418 on non-sra-candidate.
12420 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12422 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12423 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12424 spelling conventions.
12426 2007-02-04 Richard Guenther <rguenther@suse.de>
12428 PR middle-end/30636
12429 * fold-const.c (try_move_mult_to_index): Make sure to not
12430 overflow one dimension of a multi-dimensional array access.
12432 2007-02-04 Jan Hubicka <jh@suse.cz>
12434 * passes.c (init_optimization_passes): Reindent.
12436 2007-02-04 Jan Hubicka <jh@suse.cz>
12437 Eric Botcazou <ebotcazou@adacore.com>
12439 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12440 (execute_fixup_cfg): Break out the abnormal goto code.
12441 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12442 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12443 (optimize_inline_calls): Call make_nonlocal_label_edges.
12445 2007-02-04 Jan Hubicka <jh@suse.cz>
12447 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12448 true when something was changed.
12449 (rename_ssa_copies): When something was changed, do
12450 TODO_remove_unused_locals.
12451 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12452 add TODO_remove_unused_locals when instruction was removed.
12454 2007-02-04 Jan Hubicka <jh@suse.cz>
12456 * ipa-inline.c (try_inline): Improve debug output; work on already
12458 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12459 call try_inline for already inlined edges too when flattening;
12460 inline also functions that make callee growth but overall unit size
12463 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12465 * config/m32c/bitops.md, config/m32c/jump.md,
12466 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
12467 config/m32r/m32r.h, config/m32r/m32r.md,
12468 config/m32r/predicates.md, config/m68hc11/larith.asm,
12469 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12470 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12471 config/mips/mips-protos.h, config/mips/mips.c,
12472 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12473 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12474 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12475 spelling conventions.
12477 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12478 Follow spelling conventions.
12480 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12482 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
12483 warn about C++0x compatibility.
12485 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12487 * config/h8300/h8300.c, config/h8300/h8300.h,
12488 config/h8300/h8300.md: Follow spelling conventions.
12490 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
12492 PR middle-end/30667
12493 * combine.c (try_combine): Do not substitute source operand
12494 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
12496 2007-02-03 Jan Hubicka <jh@suse.cz>
12498 PR gcov-profile/30650
12499 * value-prof.c (stringop_block_profile): Fix handling of size counter;
12500 do not divide by zero for never executed counters.
12501 (tree_find_values_to_profile): Fix counters.
12502 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
12504 2007-02-03 Ian Lance Taylor <iant@google.com>
12506 * lower-subreg.c (simple_move_operand): New static function,
12507 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
12509 (simple_move): Call simple_move_operand.
12510 (find_decomposable_subregs): Add special handling of MEMs.
12511 (can_decompose_p): Rename from cannot_decompose_p. Reverse
12512 meaning of return value. If we see a hard register, test whether
12513 it can store a word_mode value. Change all callers.
12515 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12517 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
12518 ftrapv insns and expanders.
12519 (subdi3): Change define_expand operand 1 to arith11_operand, and
12520 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
12521 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
12522 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
12525 PR middle-end/30174
12526 * varasm.c (notice_global_symbol): Treat global objects as weak when
12527 flag_shlib is true.
12529 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12531 * emit-rtl.c (dconstpi): Delete.
12532 (dconstsqrt2): New.
12533 (init_emit_once): Delete dconstpi and init dconstsqrt2.
12534 * real.h (dconstpi): Delete.
12535 (dconstsqrt2): New.
12536 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
12537 (fold_builtin_hypot): Likewise.
12539 2007-02-03 Tom Tromey <tromey@redhat.com>
12542 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
12543 -gcoff3, -gxcoff3, -gvms3 implies -dD.
12545 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
12547 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
12548 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
12549 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
12550 config/rs6000/cell.md, config/rs6000/darwin.h,
12551 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
12552 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
12553 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
12554 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
12555 typos. Follow spelling conventions.
12556 * doc/invoke.texi: Follow spelling conventions.
12558 2007-02-03 Roger Sayle <roger@eyesopen.com>
12560 * simplify-rtx.c (simplify_relational_operation_1): Implement some
12561 canonicalization transformations that attempt to simplify integer
12562 constant comparisons to become comparisons against zero.
12564 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12566 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
12568 * fold-const.c (fold_binary): Fix comment typos. Fold complex
12569 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
12571 2007-02-02 Mike Stump <mrs@apple.com>
12573 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
12574 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
12575 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
12576 generate a branch island.
12578 2007-02-02 Bob Wilson <bob.wilson@acm.org>
12580 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
12581 (xtensa_legitimate_address_p): New.
12582 (xtensa_legitimize_address): New.
12583 (xtensa_output_addr_const_extra): New.
12584 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
12586 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
12587 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
12588 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
12589 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
12590 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
12591 (xtensa_legitimize_address): New.
12592 (xtensa_output_addr_const_extra): New.
12594 2007-02-02 Steve Ellcey <sje@cup.hp.com>
12596 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
12598 2007-02-02 Ian Lance Taylor <iant@google.com>
12600 * expmed.c (expand_divmod): Add comment.
12602 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
12604 * emit-rtl.c (renumber_insns): Remove.
12605 * flags.h: Remove the extern for flag_renumber_insns.
12606 * rtl.h: Remove the prototype for renumber_insns.
12607 * toplev.c (flag_renumber_insns): Remove.
12609 2007-02-02 Hui-May Chang <hm.chang@apple.com>
12611 Revert for x86 darwin:
12612 2005-06-19 Uros Bizjak <uros@kss-loka.si>
12614 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
12615 code before the following patch under TARGET_MACHO.
12616 (ix86_function_value_regno_p): Likewise.
12618 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12620 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
12623 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12626 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
12627 general or fp registers. Add comments.
12628 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
12630 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
12632 * pointer-set.c (insert_aux): Only return insertion slot.
12633 (pointer_set_insert): Adjust.
12634 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
12635 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
12636 pointer_map_traverse): New.
12637 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
12638 pointer_map_create, pointer_map_destroy, pointer_map_insert,
12639 pointer_map_contains, pointer_map_traverse): Declare.
12641 2007-02-02 Jakub Jelinek <jakub@redhat.com>
12643 PR middle-end/30473
12644 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
12645 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
12647 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12649 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
12651 (struct _dep): New type.
12652 (dep_t): New typedef.
12653 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
12654 (DEP_STATUS): New access macro. The macro with the same name was
12655 renamed to DEP_LINK_STATUS.
12656 (dep_init): Declare function
12658 (struct _dep_link): New type.
12659 (dep_link_t): New typedef.
12660 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
12661 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
12662 (DEP_LINK_STATUS): New macro.
12663 (debug_dep_links): New debug function.
12665 (struct _deps_list): New type.
12666 (deps_list_t): New typedef.
12667 (DEPS_LIST_FIRST): New access macro.
12668 (FOR_EACH_DEP_LINK): New cycle macro.
12669 (create_deps_list, free_deps_list, delete_deps_list): Declare
12671 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
12672 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
12673 (copy_deps_list_change_con): Ditto.
12675 (move_dep_link): Declare function.
12677 (struct _dep_node): New type.
12678 (dep_node_t): New typedef.
12679 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
12681 (struct haifa_insn_data.back_deps): New field to hold backward
12682 dependencies of the insn.
12683 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
12685 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
12686 Change its type to deps_list_t.
12687 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
12688 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
12689 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
12691 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
12693 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
12695 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
12697 (dep_cost): Declare.
12699 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
12700 (ds_to_dk, dk_to_ds): New functions.
12702 (init_dep_1): New static function.
12703 (init_dep): New function.
12704 (copy_dep): New static function.
12706 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
12708 (detach_dep_link): New static function.
12709 (move_dep_link): New function.
12711 (dep_links_consistent_p, dump_dep_links): New static functions.
12712 (debug_dep_links): New debugging function.
12714 (deps_obstack, dl_obstack, dn_obstack): New static variables.
12716 (alloc_deps_list, init_deps_list): New static functions.
12717 (create_deps_list): New function.
12718 (clear_deps_list): New static function.
12719 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
12720 (deps_list_consistent_p, dump_deps_list): New static functions.
12721 (debug_deps_list): New function.
12722 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
12724 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
12726 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
12727 use new scheduler dependencies lists.
12728 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
12729 (sched_analyze): Ditto. Initialize dependencies lists.
12730 (add_forw_dep, compute_forward_dependences): Update to use new
12731 scheduler dependencies lists.
12733 (init_dependency_caches): Init deps_obstack.
12734 (free_dependency_caches): Free deps_obstack.
12736 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
12737 new scheduler dependencies lists.
12738 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
12739 (add_back_forw_dep, delete_back_forw_dep): Ditto.
12741 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
12742 Update to use new scheduler dependencies lists.
12743 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
12744 (debug_dependencies): Ditto.
12745 (schedule_region): Update comments.
12747 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
12748 scheduler dependencies lists.
12749 (schedule_ebb): Update comments.
12751 * rtl.def (DEPS_LIST): Remove.
12753 * lists.c (unused_deps_list): Remove.
12754 (free_list): Update assertions.
12756 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
12757 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12759 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
12760 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12762 * haifa-sched.c (comments): Update.
12763 (insn_cost1): Remove. Inline the code into insn_cost ().
12764 (insn_cost): Update to use new scheduler dependencies lists. Move
12765 processing of the dependency cost to dep_cost ().
12766 (dep_cost): New function. Use it instead of insn_cost () when
12767 evaluating cost of the dependency. Use compatible interface to
12768 interact with the target.
12769 (priority): Update to use new scheduler dependencies lists.
12770 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
12771 with greater number of insns that depend on the insn.
12772 (schedule_insn): Update to use new scheduler dependencies lists. Add
12773 code to free backward dependencies lists. Inline and optimize code
12774 from resolve_dep () - see PR28071.
12775 (ok_for_early_queue_removal): Update to use new scheduler dependencies
12776 lists. Update call to targetm.sched.is_costly_dependence hook.
12778 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
12779 scheduler dependencies lists.
12781 (resolve_dep): Remove. Move the logic to schedule_insn ().
12782 (init_h_i_d): Initialize dependencies lists.
12784 (process_insn_depend_be_in_spec): Rename to
12785 process_insn_forw_deps_be_in_spec. Update to use new scheduler
12786 dependencies lists.
12787 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
12788 Update to use new scheduler dependencies lists.
12789 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
12791 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
12792 new scheduler dependencies lists.
12793 (build_intra_loop_deps): Ditto.
12795 * target.h (struct _dep): Declare to use in
12796 gcc_target.sched.is_costly_dependence.
12797 (struct gcc_target.sched.adjust_cost): Fix typo.
12798 (struct gcc_target.sched.is_costly_dependence): Change signature to use
12799 single dep_t parameter instead of an equivalent triad.
12800 (struct gcc_target.sched.adjust_cost_2): Remove.
12802 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
12804 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
12806 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
12808 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
12810 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
12811 (REG_DEP_TRUE): Document.
12813 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
12814 Change signature to correspond to the targetm.sched.adjust_cost hook.
12815 Update use in TARGET_SCHED_ADJUST_COST_2.
12816 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
12817 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
12818 new scheduler dependencies lists.
12819 (ia64_gen_check): Ditto.
12821 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
12822 dependencies lists.
12824 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
12825 signature to correspond to the targetm.sched.is_costly_dependence hook.
12826 (is_costly_group): Update to use new scheduler dependencies lists.
12828 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
12829 instead of INSN_COST () macro.
12831 2007-02-01 Ian Lance Taylor <iant@google.com>
12833 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
12835 2007-02-01 Guy Martin <gmsoft@gentoo.org>
12837 * pa.md (tp_load): Correct mfctl instruction syntax.
12839 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12841 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12842 altivec_padding_size calculation on AIX. Improve comment, add
12843 assert to verify that it's right.
12845 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12848 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12850 PR inline-asm/28686
12851 * global.c (global_alloc): Add mising initialization of
12854 2007-02-01 Roger Sayle <roger@eyesopen.com>
12856 * alias.c (init_alias_analysis): Correct whitespace.
12857 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12858 partition_hot_cold_basic_blocks): Likewise.
12859 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12860 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12861 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12862 fold_builtin_snprintf_chk, fold_builtin_printf,
12863 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12864 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12865 * cfgcleanup.c (cleanup_cfg): Likewise.
12866 * cfgexpand.c (tree_expand_cfg): Likewise.
12867 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12868 * function.c (get_next_funcdef_no): Likewise.
12869 * gengtype.c (main): Likewise.
12870 * genmodes.c (main): Likewise.
12871 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12872 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12873 * ifcvt.c (noce_emit_move_insn): Likewise.
12874 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12876 * stor-layout.c (get_best_mode): Likewise.
12877 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12878 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12879 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12880 perform_var_substitution, solve_graph): Likewise.
12881 * tree-vrp.c (vrp_finalize): Likewise.
12883 2007-02-01 Ian Lance Taylor <iant@google.com>
12885 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12886 high part of a paradoxical subreg, return a constant zero.
12888 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12890 * toplev.c (lang_dependent_init): Call init_set_costs.
12891 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12893 2007-02-01 Richard Guenther <rguenther@suse.de>
12895 PR middle-end/30656
12896 * fold-const.c (fold_negate_expr): Allow negating a
12897 constant if overflow does not change.
12899 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12901 * doc/c-tree.texi (Expression trees): Improve markup.
12902 * doc/tm.texi (Register Classes, Addressing Modes)
12903 (Floating Point): Fix spacing after abbreviations. Fix some
12906 2007-02-01 Ben Elliston <bje@au.ibm.com>
12908 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12909 * doc/contrib.texi: Likewise.
12910 * doc/install.texi: Likewise.
12912 2007-01-31 Richard Henderson <rth@redhat.com>
12913 Ian Lance Taylor <iant@google.com>
12915 * lower-subreg.c: New file.
12916 * rtl.def (CONCATN): Define.
12917 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12918 pass_lower_subreg2.
12919 * emit-rtl.c (update_reg_offset): New static function, broken out
12920 of gen_rtx_REG_offset.
12921 (gen_rtx_REG_offset): Call update_reg_offset.
12922 (gen_reg_rtx_offset): New function.
12923 * regclass.c: Revert patch of 2006-03-05, restoring
12925 (clear_reg_info_regno): New function.
12926 * dwarf2out.c (concatn_loc_descriptor): New static function.
12927 (loc_descriptor): Handle CONCATN.
12928 * common.opt (fsplit_wide_types): New option.
12929 * opts.c (decode_options): Set flag_split_wide_types when
12931 * timevar.def (TV_LOWER_SUBREG): Define.
12932 * rtl.h (gen_reg_rtx_offset): Declare.
12933 (reg_scan_update): Declare.
12934 * regs.h (clear_reg_info_regno): Declare.
12935 * tree-pass.h (pass_lower_subreg): Declare.
12936 (pass_lower_subreg2): Declare.
12937 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12938 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12939 -fsplit-wide-types.
12940 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12941 * Makefile.in (OBJS-common): Add lower-subreg.o.
12942 (lower-subreg.o): New target.
12944 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12946 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12948 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12951 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12953 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12955 PR middle-end/29335
12956 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12958 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12960 * cfgloop.h: Include vec-prim.h.
12961 (enum li_flags): Remove LI_ONLY_OLD.
12962 (loop_iterator): Changed.
12963 (fel_next, fel_init): Iterate over loop tree.
12964 (FOR_EACH_LOOP_BREAK): New macro.
12965 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12967 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12968 * modulo-sched.c (sms_schedule): Ditto.
12969 * tree-vectorizer.c (vectorize_loops): Ditto.
12970 * doc/loop.texi: Update information on loop numbering and behavior of
12971 FOR_EACH_LOOP wrto new loops.
12972 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12973 add_to_evolution_1): Test nestedness of loops instead of comparing
12975 * tree-chrec.c (chrec_fold_plus_poly_poly,
12976 chrec_fold_multiply_poly_poly, chrec_evaluate,
12977 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12978 reset_evolution_in_loop): Ditto.
12979 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12981 2007-01-31 Dirk Mueller <dmueller@suse.de>
12983 * c-common.c (warn_about_parentheses): Separate warning about
12984 un-parenthized sequence of comparison operators from the one
12985 which is supposed to warn about x <= y <= z.
12987 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
12989 * optabs.h (enum optab_index): Add new OTI_isinf.
12990 (isinf_optab): Define corresponding macro.
12991 * optabs.c (init_optabs): Initialize isinf_optab.
12992 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
12994 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
12995 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
12997 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
12998 expand_builtin_interclass_mathfn.
12999 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13000 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13001 (fxam<mode>2_i387): New insn pattern.
13002 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13003 built-in functions as x87 inline asm.
13005 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13007 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13009 2007-01-30 Eric Christopher <echristo@apple.com>
13011 * config.gcc: Add geode.
13013 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13015 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13016 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13017 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13018 value-prof.c: Fix comment typos.
13020 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13023 * doc/invoke.texi (Wpointer-arith): Document warning.
13025 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13027 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13028 the list of discrepancies from the draft TR.
13030 2007-01-30 Dirk Mueller <dmueller@suse.de>
13033 * doc/invoke.texi (-Wreturn-type): Update description to
13034 match new behavior.
13036 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13038 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13040 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13042 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13043 to handle optabs that operate on floating point input argument and
13044 output to integer output.
13045 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13046 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13047 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13048 expand_builtin_interclass_mathfn ().
13049 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13050 (ilogbsi2): Remove.
13051 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13052 ilogbl built-in functions as x87 intrinsics.
13054 2007-01-30 Richard Guenther <rguenther@suse.de>
13056 PR middle-end/27657
13057 * dwarf2out.c (reference_to_unused): Query varpool if the
13058 variable was output.
13060 2007-01-30 Richard Guenther <rguenther@suse.de>
13062 PR middle-end/30313
13063 * passes.c (execute_one_pass): Reset in_gimple_form to not
13064 confuse non-unit-at-a-time mode.
13066 2007-01-29 Roger Sayle <roger@eyesopen.com>
13067 Richard Guenther <rguenther@suse.de>
13069 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13070 avoid undefined behaviour on overflow. Use force_fit_type_double
13071 to construct the constant with the specified TREE_OVERFLOW.
13073 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13075 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13076 * config/dfp-bit.h: Ditto.
13078 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13080 * c-decl.c (pop_scope): Replace warnings with call to
13081 warn_for_unused_label.
13082 * c-common.h (warn_for_unused_label): Declare.
13083 * c-common.c (warn_for_unused_label): Define.
13085 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13087 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13090 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13092 * Makefile.in (USER_H): Remove decfloat.h.
13093 * ginclude/decfloat.h: Delete, moving contents to ...
13094 * ginclude/float.h: Add support for decimal floating point,
13095 guarded by __STDC_WANT_DEC_FP__.
13097 2007-01-29 Mike Stump <mrs@apple.com>
13099 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13100 Analysis and Representation to resolve case insensitive conflict.
13101 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13103 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13105 * tree.h (struct tree_memory_tag): Add aliases member.
13106 (MTAG_ALIASES): New macro.
13107 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13108 (add_may_alias): Remove pointer-set. Update for may_aliases being
13110 (mark_aliases_call_clobbered): Update for may_aliases being a
13112 (compute_tag_properties): Ditto.
13113 (create_partition_for): Ditto.
13114 (compute_memory_partitions): Ditto.
13115 (dump_may_aliases_for): Ditto.
13116 (is_aliased_with): Ditto.
13117 (add_may_alias_for_new_tag): Ditto.
13118 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13119 (compute_is_aliased): New function.
13120 (compute_may_aliases): Call compute_is_aliased).
13121 (init_alias_info): Initialize alias_bitmap_obstack.
13122 (union_alias_set_into): New function.
13123 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13124 (have_common_aliases_p): Rewrite to take two bitmaps and use
13126 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13127 Update for bitmaps.
13128 (finalize_ref_all_pointers): Update for add_may_alias changes.
13129 (new_type_alias): Ditto.
13130 * tree-flow-inline.h (may_aliases): Return a bitmap.
13131 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13132 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13133 may_aliases being a bitmap.
13134 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13135 may_aliases now returns a bitmap.
13136 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13138 * tree-ssa-operands.c (add_virtual_operand): Update for
13139 may_aliases being a bitmap.
13141 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13143 PR tree-optimization/30630
13144 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13145 variable as changed.
13147 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13150 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13151 expanded only once even if an error occurs.
13153 2007-01-29 Ben Elliston <bje@au.ibm.com>
13155 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13156 (__gcov_average_profiler): Likewise.
13157 (__gcov_ior_profiler): Likewise.
13158 (__gcov_merge_ior): Likewise.
13160 2007-01-28 Jan Hubicka <jh@suse.cz>
13162 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13163 * value-prof.c (stringop_block_profile): Likewise.
13165 2007-01-28 Jan Hubicka <jh@suse.cz>
13167 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13168 variant handling histograms; add wrapper.
13169 (clear_storage_via_libcall): Export.
13170 (emit_block_move_hints): Break out from ...; add histograms.
13171 (emit_block_move): ... this one.
13172 (clear_storage_hints): Break out from ...; add histograms.
13173 (clear_storage): ... this one.
13174 (set_storage_via_memset): Handle histogram.
13175 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13176 (clear_storage_hints, clear_storage_via_libcall): Declare.
13177 (set_storage_via_setmem): Update prototype.
13178 * doc/md.texi (movmem, setmem): Document new arguments.
13180 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13182 (stringop_block_profile): New global function.
13183 (tree_stringops_values_to_profile): Profile block size and alignment.
13184 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13186 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13187 (stringop_block_profile): Declare.
13188 * builtins.c: Include value-prof.h.
13189 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13190 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13191 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13192 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13193 * profile.c (instrument_values): Add new counters.
13194 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13196 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13197 (tree_init_edge_profiler): Build new profilers.
13198 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13199 (pass_tree_profile): Add dump.
13200 (tree_profile_hooks): Update.
13201 * Makefile.in (LIBGCOV): Add new constants.
13202 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13203 __gcov_ior_profiler): New.
13204 * i386.md (movmem/setmem expanders): Add new optional arguments.
13206 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13208 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13210 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13212 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13213 (tree_unswitch_single_loop): Pass eni_size_weights to
13214 tree_num_loop_insns.
13215 * tree-ssa-loop-manip.c: Include tree-inline.h.
13216 (can_unroll_loop_p): Pass eni_size_weights to
13217 tree_num_loop_insns.
13218 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13219 Pass eni_size_weights to estimate_num_insns.
13220 * tree.h (init_inline_once): Export.
13221 * toplev.c (backend_init): Call init_inline_once.
13222 * cgraphunit.c (cgraph_process_new_functions,
13223 cgraph_analyze_function): Pass eni_inlining_weights to
13224 estimate_num_insns.
13225 * ipa-inline.c (compute_inline_parameters): Ditto.
13226 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13227 to estimate_num_insns.
13228 (try_unroll_loop_completely): Pass eni_size_weights to
13229 tree_num_loop_insns.
13230 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13231 ot estimate_num_insns.
13232 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13233 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13234 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13235 eni_time_weights): New variables.
13236 (init_inline_once): Initialize them.
13237 (struct eni_data): Mew.
13238 (estimate_num_insns_1, estimate_num_insns): Use weights.
13239 * tree-inline.h (struct eni_weights_d): New.
13240 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13241 (estimate_num_insns): Declaration changed.
13242 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13243 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13244 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13246 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13248 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13249 relations in the conflict function is valid.
13251 2007-01-27 Ian Lance Taylor <iant@google.com>
13253 * common.opt: Add fstrict-overflow.
13254 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13255 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13256 (TYPE_OVERFLOW_UNDEFINED): Define.
13257 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13259 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13260 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13261 (fold_negate_expr): Likewise.
13262 (make_range): Likewise.
13263 (extract_muldiv_1): Likewise.
13264 (maybe_canonicalize_comparison): Likewise.
13265 (fold_comparison): Likewise.
13266 (fold_binary): Likewise.
13267 (tree_expr_nonnegative_p): Likewise.
13268 (tree_expr_nonzero_p): Likewise.
13269 * tree-vrp.c (compare_values): Likewise.
13270 (extract_range_from_binary_expr): Likewise.
13271 (extract_range_from_unary_expr): Likewise.
13272 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13274 (nowrap_type_p): Likewise.
13275 * tree-scalar-evolution.c (simple_iv): Likewise.
13276 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13277 (build_range_check): Likewise.
13278 (extract_muldiv_1): Likewise.
13279 (fold_comparison): Likewise.
13280 * tree-vrp.c (vrp_int_const_binop): Likewise.
13281 (extract_range_from_unary_expr): Likewise.
13282 * convert.c (convert_to_integer): Likewise.
13283 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13284 (fold_comparison): Likewise.
13285 (fold_binary): Likewise.
13286 * optabs.c (optab_for_tree_code): Likewise.
13287 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13288 * simplify-rtx.c (simplify_const_relational_operation): Check
13289 flag_strict_overflow and flag_trapv.
13290 (simplify_const_relational_operation): Likewise.
13291 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13292 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13295 2007-01-27 Roger Sayle <roger@eyesopen.com>
13297 * tree.c (tree_fold_gcd): Delete.
13298 * tree.h (tree_fold_gcd): Remove prototype.
13299 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13300 test whether one constant integer is a multiple of another. Instead
13301 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13302 * fold-const.c (multiple_of_p): We've determined both TOP and
13303 BOTTOM are integer constants so we can call int_const_binop directly
13304 instead of the more generic const_binop.
13306 2007-01-27 Roger Sayle <roger@eyesopen.com>
13308 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13309 1*X check that the constant hasn't overflowed, to preserve the
13311 (round_up): Provide an efficient implementation when rouding-up an
13312 INTEGER_CST to a power-of-two.
13314 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13316 * doc/sourcebuild.texi: Add comma for clarity.
13317 * doc/extend.texi: Fix some typos.
13318 * doc/passes.texi: Likewise.
13319 * doc/cppinternals.texi: Likewise.
13320 * doc/c-tree.texi: Likewise.
13321 * doc/tree-ssa.texi: Likewise.
13322 * doc/install.texi: Likewise.
13324 2007-01-27 Jan Hubicka <jh@suse.cz>
13326 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13327 (pass_sra): Do not require alias information.
13328 * passes.c (init_optimization_passes): Add SRA
13330 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13332 * tracer.c (rest_of_handle_tracer): We already cleaned
13333 up the CFG in tracer() so don't do it here again.
13334 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13335 cleanup_cfg here, either. And don't call renumber_insns.
13337 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13338 and BB_HEAD are in the insn stream here. Instead make sure
13339 that BB_INSN is valid on all insns. Also, do check here that
13340 there are no pending branch predictions...
13341 (rtl_verify_flow_info): ...instead of doing it here. Checks
13342 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13345 2007-01-26 Roger Sayle <roger@eyesopen.com>
13347 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13348 function to simplify/factorize operand order canonicalization.
13349 (ix86_fixup_binary_operands): Reorganize using the above function.
13350 (ix86_binary_operator_ok): Likewise.
13352 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13354 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13355 file scope from optimize_attrs.
13356 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13358 (optimize_attrs): Clear insn_code_values after freeing it.
13360 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13362 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13363 a parts.base assignment.
13365 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13367 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13368 (compute_subscript_distance, initialize_data_dependence_relation,
13369 finalize_ddr_dependent, analyze_ziv_subscript,
13370 analyze_siv_subscript_cst_affine,
13371 compute_overlap_steps_for_affine_univar,
13372 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13373 analyze_siv_subscript, analyze_miv_subscript,
13374 analyze_overlapping_iterations, subscript_dependence_tester_1,
13375 compute_self_dependence, free_dependence_relation): Work
13376 with affine_fn instead of chrecs.
13377 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13378 common_affine_function, affine_function_base,
13379 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13380 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13381 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13382 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13383 (all_chrecs_equal_p): Removed.
13384 * tree-data-ref.h (affine_fn, conflict_function): New types.
13385 (struct subscript): Change type of conflicting_iterations_in_a
13386 and conflicting_iterations_in_b.
13388 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13391 * config/pa/pa.h (TARGET_HPUX_11): New.
13392 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13393 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13395 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13396 Richard Guenther <rguenther@suse.de>
13398 * tree-ssa-structalias.c (solve_graph): Handle case
13399 we merged the variable to another.
13401 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13403 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13406 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13407 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13409 2007-01-25 DJ Delorie <dj@redhat.com>
13411 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13412 allow changes to modes which don't fit in those registers.
13414 * reload1.c (choose_reload_regs): Check for invalid subregs before
13415 computing their locations, not after.
13417 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13420 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13421 save Altivec registers in an eh_return function.
13422 (compute_vrsave_mask): Likewise.
13423 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13424 for saving Altivec registers.
13425 (rs6000_emit_prologue): Don't allocate stack twice in
13426 eh_return function. Correct expected value of altivec_save_offset
13427 when using save_world. Describe save of R0 to stack when using
13428 save_world. Describe stack pointer adjustment when using
13429 save_world. Remove duplicated eh_return parameter register saving.
13430 Update sp_offset variable after save_world.
13431 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13433 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13434 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13437 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13439 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13441 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13444 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13445 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13447 2007-01-25 Richard Guenther <rguenther@suse.de>
13449 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13450 * common.opt (-Wcoverage-mismatch): New warning option.
13451 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13452 if -Wcoverage-mismatch is given.
13454 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13456 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13457 (ipcp_driver): Change to static definition.
13458 Add dumping of the ifunctions.
13459 (constant_val_insert): Remove unused parameter. Support for SSA.
13460 (ipcp_propagate_const): Support for SSA.
13461 (ipcp_profile_bb_print): Print only analyzed nodes.
13462 (ipcp_replace_map_create): Remove support for Fortran constant
13464 * ipa-prop.c (ipa_method_modify_stmt,
13465 ipa_callsite_compute_param): Support for SSA.
13466 * ipa-prop.h (ipcp_driver): Remove declaration.
13467 (IS_VALID_TREE_MAP_INDEX): Add define.
13469 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13471 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13473 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13475 PR middle-end/30447
13476 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13477 constant argument to cabs and do it without checking for
13478 -funsafe-math-optimizations.
13480 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13482 * c-common.h (RID_FIRST_CXX0X): New.
13483 (RID_LAST_CXX0X): New.
13484 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
13486 * c.opt (Wc++0x-compat): New.
13487 * doc/invoke.texi (-Wc++0x-compat): Document.
13489 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13491 * builtins.c (fold_builtin_carg): New.
13492 (fold_builtin_1): Use it.
13494 2007-01-24 Jan Hubicka <jh@suse.cz>
13496 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
13498 * ipa-inline.c (initial_insns, max_insns): Delete.
13499 (compute_max_insns): New function.
13500 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
13501 of insns as base for code growth.
13502 (cgraph_decide_inlining): Make initial_insns local; do not compute
13504 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
13505 * doc/invoke.texi (inline-unit-growth): Update docs.
13507 2007-01-24 Jakub Jelinek <jakub@redhat.com>
13509 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
13510 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
13511 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
13512 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
13513 for CPUs that have PTA_CX16 set.
13515 PR middle-end/27416
13516 * gimplify.c (omp_check_private): New function.
13517 (gimplify_scan_omp_clauses): Use it for
13518 firstprivate/lastprivate/reduction.
13520 PR middle-end/30494
13521 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
13522 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
13524 PR middle-end/30421
13525 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
13526 If lower_lastprivate_clauses emits some statements, append them
13527 to dlist rather than body_p and to body_p append an initializer.
13528 (lower_omp_for): Adjust caller.
13530 2007-01-24 Steve Ellcey <sje@cup.hp.com>
13532 * target.h (globalize_decl_name): New.
13533 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13534 * output.h (default_globalize_decl_name): New.
13535 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
13537 (globalize_decl): Ditto.
13538 (default_globalize_decl_name): New.
13539 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
13540 (ia64_handle_version_id_attribute): New.
13541 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13542 (ia64_asm_output_external): Use globalize_decl_name instead
13543 of globalize_label.
13544 * doc/extend.texi (version_id): New pragma.
13545 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
13547 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13549 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
13550 _uleb128_t and _Unwind_SWord with _sleb128_t.
13551 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
13552 uw_frame_state_for, uw_update_context_1): Likewise.
13553 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
13554 * unwind-pe.h (read_uleb128, read_sleb128,
13555 read_encoded_value_with_base): Likewise.
13556 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
13558 2007-01-24 Richard Guenther <rguenther@suse.de>
13560 * builtins.c (expand_builtin_cexpi): Get the fndecl
13561 for cexp in the correct way.
13563 2007-01-24 Jan Hubicka <jh@suse.cz>
13565 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
13567 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13569 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
13570 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
13571 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
13572 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
13573 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
13574 __SIZEOF_PTRDIFF_T__.
13575 * doc/cpp.texi: Documentation for the new builtin macros added.
13577 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
13579 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
13580 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
13581 instead of operands[2] to avoid access past the end of array.
13583 2007-01-24 Richard Sandiford <richard@codesourcery.com>
13585 * reload1.c (emit_reload_insns): Pass the reload register
13586 for a non-spill output reload through forget_old_reloads_1.
13588 2007-01-23 Joseph Myers <joseph@codesourcery.com>
13590 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13591 _SOFT_DOUBLE if doubles use software floating-point.
13592 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
13593 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13594 * config/rs6000/darwin-ldouble.c: Also compile functions for
13595 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
13596 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13597 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
13598 commented-out long double override.
13599 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
13600 * config/rs6000/eabispe.h: Likewise.
13601 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
13602 long double for non-SPE.
13603 (rs6000_handle_option): Likewise.
13604 (invalid_e500_subreg): Disallow more subregs involding DImode,
13605 DFmode, TImode or TFmode.
13606 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
13608 (legitimate_lo_sum_address_p): Also check for TFmode for E500
13610 (rs6000_legitimize_address): Also handle TFmode for E500 double.
13611 (rs6000_legitimize_reload_address): Also handle TFmode for E500
13613 (rs6000_legitimate_address): Also check for TFmode for E500
13615 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
13616 (spe_build_register_parallel): Handle TFmode and TCmode.
13617 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
13619 (function_arg): Handle TFmode and TCmode for E500 double.
13620 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
13622 (print_operand): Handle TFmode and TImode for %y.
13623 (rs6000_generate_compare): Handle TFmode comparisons for E500
13625 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
13626 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
13627 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
13628 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
13629 TFmode for E500 double.
13630 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
13631 (floatsidf2): Enable for E500 double.
13632 (movtf_softfloat): Use rs6000_nonimmediate_operand.
13633 (extenddftf2): Change to extenddftf2_fprs.
13634 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
13635 depending on TARGET_E500_DOUBLE.
13636 (extendsftf2): Enable for E500 double.
13637 (trunctfdf2): Enable for E500 double.
13638 (trunctfsf2): Change to trunctfsf2_fprs.
13639 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
13640 depending on TARGET_E500_DOUBLE.
13641 (floatsitf2): Enable for E500 double.
13642 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
13643 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
13644 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
13645 (negtf2): Change to negtf2_internal.
13646 (negtf2): New expander.
13647 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
13648 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
13649 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
13650 (movdi_internal32): Use rs6000_nonimmediate_operand.
13651 (unnamed splitter): Likewise.
13652 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
13653 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
13654 (SPE64TF, DITI): New mode macros.
13655 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
13658 (frob_<mode>_di_2): New.
13659 (frob_tf_di_8_2): New.
13660 (frob_di_df): Change to frob_di_<mode>; allow more modes.
13662 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
13664 (frob_ti_<mode>_8_2): New.
13665 (frob_ti_tf_2): New.
13666 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
13667 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
13669 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
13670 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
13671 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
13672 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
13673 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
13674 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
13677 2007-01-23 Ian Lance Taylor <iant@google.com>
13679 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
13681 (OBJS-archive): Reformat, alphabetize.
13682 (OBJS): Change out_object_file to OBJS-md.
13684 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
13686 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13687 JUMP_P and CALL_P predicates where applicable.
13688 * config/i386/i386.c: Ditto.
13689 * config/i386/i386.md: Ditto.
13690 * config/i386/mmx.md: Ditto.
13691 * config/i386/predicates.md: Ditto.
13693 2007-01-22 Andreas Schwab <schwab@suse.de>
13695 * config/m68k/m68k.h: Fix comment.
13697 2007-01-22 Jan Hubicka <jh@suse.cz>
13699 * passes.c (init_optimization_passes): Do not rerun
13700 pass_early_warn_uninitialized.
13702 2007-01-22 Richard Guenther <rguenther@suse.de>
13704 PR tree-optimization/30038
13705 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
13707 (execute_cse_sincos_1): Likewise.
13708 (execute_cse_sincos): Likewise.
13709 (gate_cse_sincos): Likewise.
13710 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
13711 the cexpi() canonicalization of sincos().
13712 * tree-pass.h (pass_cse_sincos): Declare.
13713 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
13715 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13717 PR rtl-optimization/29329
13718 * combine.c (replaced_rhs_insn): Rename to i2mod.
13719 (replaced_rhs_value): Rename to i2mod_new_rhs.
13720 (i2mod_old_rhs): New global variable.
13721 (combine_instructions): Adjust for above change. Save a copy of
13722 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
13723 note are substituted in the second instruction.
13724 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
13725 ditch the note if it pertains to the second eliminated register
13726 and this register is mentioned in i2mod_old_rhs.
13729 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
13731 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
13732 the insn to which the note was originally attached.
13734 2007-01-21 Jan Hubicka <jh@suse.cz>
13736 * ipa-inline.c (inlining_mode): Comment, move up.
13737 (cgraph_decide_inlining_incrementally): Do not perform inlining
13738 itself; fix handling of flattening of self recursive functions.
13739 (cgraph_find_cycles): Remove.
13740 (cgraph_flatten_node): Remove.
13741 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
13742 (try_inline): New function.
13743 (cgraph_early_inlining): Update call of
13744 cgraph_decide_inlining_incrementally. Apply inlining here.
13745 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
13747 2007-01-21 Dirk Mueller <dmueller@suse.de>
13750 * tree-vrp.c (check_array_bounds): do not warn
13751 about ADDR_EXPR's of ARRAY_REF's which are immediately
13752 used in binary expressions.
13754 2007-01-21 Ira Rosen <irar@il.ibm.com>
13756 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
13757 read_write_dep and macros for its access.
13758 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
13759 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
13760 argument, call vect_check_interleaving for every independent pair of
13761 data-refs. Mark loads that access the same memory location as a store
13763 (vect_check_dependences): Remove.
13764 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
13765 call, fix the call to vect_analyze_data_ref_dependence.
13766 (vect_analyze_data_ref_access): For statements that access the same
13767 data-ref, check that they are not stores; for loads, check that there
13768 is no store that access the same location.
13770 2007-01-20 Roger Sayle <roger@eyesopen.com>
13771 Joseph Myers <joseph@codesourcery.com>
13773 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
13774 (-fdump-rtl-stack): Likewise.
13775 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
13776 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
13777 (-mpt-fixed): Use @minus{} for minus sign.
13778 (Using Precompiled Headers): Fix under/overfull hbox.
13780 2007-01-20 Jan Hubicka <jh@suse.cz>
13782 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
13783 place within annotation.
13785 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13787 * pa.c (output_move_double): Change array size of xoperands to 4.
13789 2007-01-20 Jan Hubicka <jh@suse.cz>
13791 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
13794 2007-01-19 Ian Lance Taylor <iant@google.com>
13796 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
13797 constant to unsigned HOST_WIDE_INT before negating.
13799 2007-01-19 Ian Lance Taylor <iant@google.com>
13801 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
13803 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
13804 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13805 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
13806 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
13807 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13808 (realloc_vdef, realloc_vuse): Change second parameter to
13810 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
13811 fields to unsigned.
13812 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
13813 unsigned. Change x and lim locals to unsigned.
13814 (realloc_vdef, realloc_vuse): Change num_elem parameter to
13816 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
13817 (copy_virtual_operands): Change i and n locals to unsigned.
13819 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13821 PR middle-end/29335
13822 * builtins.c (fold_builtin_1): Handle builtin fdim.
13824 2007-01-20 Jan Hubicka <jh@suse.cz>
13826 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
13827 * tree-ssa-structalias.c (compute_points_to_sets): Do call
13828 init_alias_heapvars.
13829 (init_alias_heapvars): Initialize only when not already initialized.
13830 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
13832 2007-01-19 Roger Sayle <roger@eyesopen.com>
13834 * common.opt (fsigned-zeros): New command line option.
13835 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
13836 of flag_unsafe_math_optimizations.
13837 * opts.c (set_fast_math_flags): The -ffast-math command line option
13838 implies -fno-signed-zeros.
13839 (fast_math_flags_set_p): Likewise.
13841 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13842 the documentation of -ffast-math appropriately. Wrap long lines.
13844 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13846 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13847 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13849 2007-01-19 Tomas Bily <tbily@suse.cz>
13851 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13853 (tree_init_ic_make_global_vars): New function
13854 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13855 (tree_gen_ic_profiler): New function
13856 (tree_gen_ic_func_profiler): New function
13857 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13858 (tree_profile_hooks): Added hook for indirec/virtual calls
13859 * value-prof.c (tree_find_values_to_profile): New case for
13861 (tree_values_to_profile): Call for determining indirect/virtual
13863 (tree_indirect_call_to_profile): New function
13864 (tree_ic_transform): New function
13865 (tree_ic): New function
13866 (find_func_by_pid): New function
13867 (init_pid_map): New function
13868 (tree_value_profile_transformations): Added check for
13869 indirect/virtual call transformation
13870 * value-prof.h (enum hist_type): New counter type for
13871 indirect/virtual calls
13872 (profile_hooks): Added new hook for profiling indirect/virtual
13874 * profile.c (instrument_values): New case for indirect/virtual
13876 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13877 (GCOV_COUNTER_V_INDIR): New counter type
13878 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13879 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13881 * cgraph.c: Definition of cgraph_max_pid
13882 (cgraph_create_node): Default init of pid attribute
13883 * cgraph.h: Declaration of cgraph_max_pid
13884 (struct cgraph_node): Added pid attribute
13885 * libgcov.c (__gcov_indirect_call_profiler): New function
13886 (__gcov_one_value_profiler_body): New function
13887 (__gcov_one_value_profiler): Body was moved to
13888 __gcov_one_value_profiler_body and calls it
13890 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13892 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13893 * gengtype.c (write_types_data, write_func_for_structure,
13894 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13895 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13896 (walk_type, write_func_for_structure): Generate the mark_hook if
13899 2007-01-19 Jan Hubicka <jh@suse.cz>
13901 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13902 'early' argument take inlining mode argument specifying whether to
13903 inline for size/speeed or all functions; add support for flattening;
13905 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13907 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13910 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13911 the name of the declared identifier.
13913 2007-01-19 Dirk Mueller <dmueller@suse.de>
13915 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13916 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13917 duplicate evaluation.
13919 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13921 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13922 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13923 to XFMode, use acosxf2 and truncate result to requested mode.
13924 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13925 (asin<mode>2): Similarly, with asin expanders.
13926 (*fscalexf4_i387): Rename from *fscalexf4.
13927 (expNcorexf3): New expander.
13928 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13929 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13930 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13931 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13932 patterns for SSE math.
13933 (exp10<mode>2): Similarly, with exp10 expanders.
13934 (exp2<mode>2): Similarly, with exp2 expanders.
13935 (expm1<mode>2): Similarly, with expm1 expanders.
13936 (ldexp<mode>3): Similarly, with ldexp expanders.
13937 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13938 Use gen_truncxf<mode>2_i387_noop to truncate result.
13940 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13942 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13943 for ColdFire targets.
13945 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13946 Richard Sandiford <richard@codesourcery.com>
13948 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13949 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13950 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13951 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13952 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13953 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13955 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13957 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13958 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13959 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13960 (*adddi_dilshr32_cf): New pattern.
13961 (adddi3, subdi3): Remove first alternatives.
13963 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13965 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13966 implemented using move.l, do not use its cc result for floating-point
13969 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13971 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13972 from accepting 's' constraints if flag_pic.
13974 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13976 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13977 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13978 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13979 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13981 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
13983 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
13984 ColdFire alternatives.
13985 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
13986 * config/m68k/m68k.md (clzsi2): Define for ColdFire
13987 architectures that support ff1 instruction.
13989 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13990 Julian Brown <julian@codesourcery.com>
13992 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
13993 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
13994 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
13997 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13999 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14001 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14002 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14003 HOST_WIDE_INT instead of an rtx.
14004 (m68k_rtx_costs): Update call accordingly.
14005 (output_move_const_into_data_reg): Likewise. Fix formatting.
14006 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14008 (output_move_simode_const): Update calls after above changes.
14009 Rework to use automatic variables and predicates like MEM_P.
14010 * config/m68k/m68k.md (pushexthisi_const): Update call to
14013 2007-01-19 Dirk Mueller <dmueller@suse.de>
14015 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14016 in dump_flags test.
14018 2007-01-19 Richard Guenther <rguenther@suse.de>
14020 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14021 via cexp in case sincos is not available.
14023 2007-01-19 Richard Guenther <rguenther@suse.de>
14025 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14026 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14027 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14028 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14029 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14030 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14031 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14032 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14034 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14036 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14038 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14039 (atan2xf3): Directly generate RTL pattern.
14040 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14041 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14042 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14043 disable patterns for SSE math.
14044 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14045 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14046 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14047 disable patterns for SSE math.
14049 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14051 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14053 2007-01-18 Roger Sayle <roger@eyesopen.com>
14055 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14056 VIEW_CONVERT_EXPR to the same type as it's operand.
14058 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14060 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14061 configured for long double 128.
14063 2007-01-18 Mike Stump <mrs@apple.com>
14065 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14068 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14070 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14073 2007-01-18 Jan Hubicka <jh@suse.cz>
14075 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14076 greater than NUM_VOP_FREE_BUCKETS.
14078 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14080 * tree-ssa-structalias.c: Update comments.
14081 (ptabitmap_obstack): Removed.
14082 (pta_obstack): New.
14083 (oldpta_obstack): Ditto.
14084 (stats): Add a few members.
14085 (struct variable_info): Remove node, complex, address_taken, and
14086 indirect_target members. Add oldsolution member.
14087 (new_var_info): Do not initialize removed members.
14088 (constraint_expr_type): Remove INCLUDES.
14089 (constraint_graph): Add size, implicit_preds, rep,
14090 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14091 (FIRST_REF_NODE): New macro.
14092 (LAST_REF_NODE): Ditto.
14093 (FIRST_ADDR_NODE): Ditto.
14094 (find): New function.
14096 (dump_constraint): Do not handle INCLUDES.
14097 (insert_into_complex): Do not insert duplicate constraints.
14098 (condense_varmap_nodes): Renamed and rewritten into ...
14099 (merge_node_constraints): This. Also fix bug in handling of
14100 offseted copy constraints.
14101 (clear_edges_for_node): No longer need to deal with preds at all,
14102 or removing associated preds/succs.
14103 (merge_graph_nodes): Deal with indirect_cycles.
14104 Don't deal with predecessors.
14105 (add_implicit_graph_edge): New function.
14106 (add_pred_graph_edge): Ditto.
14107 (add_graph_edge): Don't deal with predecessors.
14108 (build_constraint_graph): Removed.
14109 (build_pred_graph): New function.
14110 (build_succ_graph): Ditto.
14111 (struct scc_info): Removed in_component. Added roots, dfs, and
14112 node_mapping. Remove visited_index, unification_queue.
14113 (scc_visit): Deal with union-find we do now.
14114 Deal with cycles with REF nodes.
14115 (collapse_nodes): Renamed and rewritten to ...
14116 (unify_nodes): This.
14117 (process_unification_queue): Removed.
14118 (topo_visit): Cleanup
14119 (do_da_constraint): Use find.
14120 (do_sd_constraint): Ditto.
14121 (do_ds_constraint): Ditto.
14122 (do_complex_constraint): Ditto.
14123 (init_scc_info): Update for removed and added members.
14124 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14125 (find_indirect_cycles): This.
14126 (equivalence_class): New variable.
14127 (label_visit): New function.
14128 (perform_variable_substitution): Rewritten.
14129 (free_var_substitution_info): New function.
14130 (find_equivalent_node): Ditto.
14131 (move_complex_constraints): Ditto.
14132 (eliminate_indirect_cycles): Ditto.
14133 (solve_graph): Only propagate changed bits.
14134 Use indirect cycle elimination.
14136 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14137 (tree_id_eq): Renamed to ...
14138 (tree_vi_eq): This. Update for member change
14139 (insert_id_for_tree): Renamed and rewritten to ...
14140 (insert_vi_for_tree): This.
14141 (lookup_id_for_tree): Renamed and rewritten to ...
14142 (lookup_vi_for_tree): This.
14143 (get_id_for_tree): Renamed and rewritten to ...
14144 (get_vi_for_tree): Ditto.
14145 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14146 (process_constraint): Don't handle INCLUDES.
14147 Remove special ADDRESSOF case.
14148 (find_func_aliases): Rewrite to use vi functions instead of id
14150 (create_function_info_for): Ditto.
14151 (create_variable_info_for): Ditto.
14152 (intra_create_variable_infos): Ditto.
14153 (merge_smts_into): Ditto.
14154 (find_what_p_points_to): Ditto.
14155 (init_base_vars): Ditto.
14156 (init_alias_vars): Ditto.
14157 (remove_preds_and_fake_succs): New function.
14158 (dump_sa_points_to_info): Dump new stats.
14159 (dump_solution_for_var): Use find.
14160 (set_used_smts): Fix formatting.
14161 (compute_points_to_sets): Updated for new functions.
14162 (ipa_pta_execute): Ditto.
14164 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14165 Richard Sandiford <richard@codesourcery.com>
14167 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14169 * calls.c (expand_call): If the return value is a PARALLEL,
14170 extract its first member.
14171 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14172 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14173 use FUNCTION_EXTRA_EPILOGUE.
14174 (m68k_function_value): Return a PARALLEL if the return value
14175 is of a pointer type.
14176 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14177 (FUNCTION_EXTRA_EPILOGUE): Remove.
14178 * config/m68k/m68k.md (D0_REG): New constant.
14180 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14182 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14183 output a NOP for empty epilogues.
14185 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14187 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14188 before function. Extend register save check to include all
14189 registers, not just integer ones.
14191 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14193 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14194 (m68k_use_return_insn): ...this.
14195 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14196 * config/m68k/m68k.c (use_return_insn): Rename to...
14197 (m68k_use_return_insn): ...this.
14198 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14199 of USE_RETURN_INSN.
14201 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14203 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14204 nearest even, fix denormal rounding overflow.
14206 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14208 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14209 f%$smove and f%$move.
14210 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14211 (extendsfdf2_cf): Use fdmove instead of f%&move.
14212 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14213 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14215 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14217 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14220 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14222 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14223 (coldfire_single_format): Declare.
14224 (coldfire_double_format): Likewise.
14225 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14226 of qnan_msb_set to determine the lower bits of a canonical
14228 (encode_ieee_double): Likewise.
14229 (encode_ieee_quad): Likewise.
14230 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14231 (mips_single_format): Likewise.
14232 (ieee_double_format): Likewise.
14233 (mips_double_format): Likewise.
14234 (ieee_extended_motorola_format): Likewise.
14235 (ieee_extended_intel_96_format): Likewise.
14236 (ieee_extended_intel_128_format): Likewise.
14237 (ieee_extended_intel_96_round_53_format): Likewise.
14238 (ibm_extended_format): Likewise.
14239 (mips_extended_format): Likewise.
14240 (ieee_quad_format): Likewise.
14241 (mips_quad_format): Likewise.
14242 (vax_f_format): Likewise.
14243 (vax_d_format): Likewise.
14244 (vax_g_format): Likewise.
14245 (i370_single_format): Likewise.
14246 (i370_double_format): Likewise.
14247 (decimal_single_format): Likewise.
14248 (decimal_double_format): Likewise.
14249 (decimal_quad_format): Likewise.
14250 (c4x_single_format): Likewise.
14251 (c4x_extended_format): Likewise.
14252 (real_internal_format): Likewise.
14253 (coldfire_single_format): New real_format.
14254 (coldfire_double_format): Likewise.
14255 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14256 canonical_nan_lsbs_set.
14257 (pdp11_d_format): Likewise.
14258 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14259 if TARGET_COLDFIRE_CPU.
14261 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14263 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14264 (output_call, m68k_legitimize_call_address): Declare.
14265 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14266 parenthesees. Add support for a 'W' constraint.
14267 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14268 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14269 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14270 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14272 (override_options): Initialize them. Do not set flag_no_function_cse
14273 for TARGET_ID_SHARED_LIBRARY.
14274 (m68k_output_pic_call): Delete.
14275 (m68k_legitimize_call_address): New function.
14276 (print_operand): Remove the %o prefix. Handle the %p prefix.
14277 (output_call): New function.
14278 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14279 target address from the GOT if symbolic jumps are not allowed.
14280 * config/m68k/m68k.md (call, general_operand): Do not set
14281 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14282 Merge separate flag_pic and !flag_pic define_insns into...
14283 (*call, *call_value): ...these new patterns. Match the address
14284 rather than the containing MEM and require it to be a call_operand.
14285 Use output_call to generate the asm template.
14286 * config/m68k/predicates.md (const_call_operand): New predicate.
14287 (call_operand): Likewise.
14289 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14291 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14292 (STACK_GROWS_DOWNWARD): Define to 1.
14293 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14294 comments, emphasizing that these values are only defaults.
14295 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14296 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14298 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14300 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14302 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14303 Richard Sandiford <richard@codesourcery.com>
14305 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14306 (FP_REGNO_P): New macros.
14307 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14308 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14309 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14310 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14312 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14314 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14315 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14317 * config/m68k/t-floatlib: New file, extracting common code from...
14318 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14319 * config/m68k/t-uclinux: Here.
14320 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14321 routines on ColdFire targets.
14323 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14325 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14326 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14327 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14328 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14329 explicitly set MOTOROLA to 1.
14330 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14332 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14333 Nathan Sidwell <nathan@codesourcery.com>
14335 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14336 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14337 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14338 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14339 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14340 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14341 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14342 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14343 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14344 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14345 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14346 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14347 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14348 (DBX_REGISTER_NUMBER): Delete.
14349 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14350 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14351 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14355 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14356 * config/flat.h: New file.
14357 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14358 OBJECT_FORMAT_FLAT.
14359 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14360 indirect references for -msep-data or -mid-shared-library.
14361 Do not use PC-relative code addresses either.
14362 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14364 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14365 for shared libraries and crt1.o for executables. Use crti.o and
14367 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14368 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14369 Do not add -elf2flt or -shared-lib-id options here.
14370 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14371 Pass -shared-lib-id if -mid-shared-library, taking the library
14372 identifier from -mshared-library-id if given, otherwise
14374 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14375 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14376 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14377 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14378 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14379 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14381 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14382 jump sequence for ISA A and ISA A+.
14383 (PICJUMP): Likewise.
14385 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14387 * config.gcc (m68k-*-uclinux*): Base the port on the common
14388 and m68k GNU/Linux files rather than on the generic ELF ones.
14389 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14390 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14392 2007-01-18 Julian Brown <julian@codesourcery.com>
14393 Richard Sandiford <richard@codesourcery.com>
14395 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14396 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14397 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14399 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14400 80 unconditionally.
14401 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14403 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14405 * doc/install.texi: Document m68k-uclinuxoldabi.
14406 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14407 * config/m68k/uclinux-oldabi.h: New file, copied from
14408 config/m68k/uclinux.h.
14410 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14412 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14413 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14414 (m32r_compute_frame_size): Use unsigned for regno.
14415 (m32r_reload_lr): Use gen_frame_mem.
14417 (m32r_output_function_epilogue): Don't output the function epilogue
14419 (m32r_expand_epilogue): New.
14420 (direct_return): Return false if the function has the interrupt
14422 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14423 * config/m32r/m32r.md (epilogue): New expander.
14424 (return_lr, return_rte): New insns.
14425 (return): Make it expander.
14426 (return_normal): New expander.
14428 2007-01-18 Josh Conner <jconner@apple.com>
14431 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14432 support for UNLE, UNLT, UNGE, and UNGT.
14434 2007-01-18 Jan Hubicka <jh@suse.cz>
14436 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14437 * tree-tailcall (add_virtual_phis): Likewise.
14438 (optimize_tail_call): Return TODOs.
14439 (execute_tail_calls): Return TODOs.
14440 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14441 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14443 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14444 Cleanup cfg using TODO.
14445 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14446 * passes.c (execute_function_todo): When cleanup did something, remove
14448 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14449 (make_edges): Don't cleanup_cfg.
14451 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14453 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14454 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14455 operate on the top of stack.
14456 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14457 register handling of instructions that output to the second
14459 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14460 (move_for_stack_reg): Special-case check for dead destination
14461 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14463 * config/i386/i386.md (UNSPEC_TAN): New constant.
14464 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14465 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14466 to correctly model move of constant 1.0 to top stack slot.
14467 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14468 (unnamed peephole2 pattern): Remove corresponding peephole2
14469 pattern that optimizes tan insn and loading of constant 1.0.
14470 (tanxf2): Use fptanxf4_i387.
14471 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14472 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14473 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14474 disable patterns for SSE math.
14475 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14476 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14478 2007-01-18 Dirk Mueller <dmueller@suse.de>
14479 Richard Guenther <rguenther@suse.de>
14482 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
14483 * common.opt (Warray-bounds): Add new warning option.
14484 * c-opts.c (c_common_handle_option): Define -Warray-bounds
14486 * Makefile.in: make tree-vrp.o depend on toplev.h
14487 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
14489 (check_array_refs, check_array_bounds, check_array_ref): New.
14491 2007-01-18 Jan Hubicka <jh@suse.cz>
14493 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
14494 (execute_ssa_ccp): Return flags conditionally.
14495 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
14497 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
14499 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
14501 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
14502 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
14504 * Makefile.c (GTFILES): Add cfglayout.h.
14505 * gengtype.c (open_base_files): Likewise.
14506 * cfglayout.c (cfg_layout_function_footer,
14507 cfg_layout_function_header) Reindent to make gengtype happy.
14508 * cfglayout.h (cfg_layout_function_footer,
14509 cfg_layout_function_header): Add GTY(()) marker.
14511 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
14513 2007-01-18 Ben Elliston <bje@au.ibm.com>
14515 * genautomata.c (write_automata): Include xstrerror output in the
14516 error message if writing the DFA description file fails.
14518 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
14520 * config/mips/mips-protos.h (mips_output_external): Make it
14522 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
14523 * config/mips/mips.c (irix_output_external_libcall): Likewise.
14524 (extern_list): Likewise.
14525 (extern_head): Likewise.
14526 (TARGET_ASM_FILE_END): Likewise.
14527 (mips_file_end): Likewise.
14528 (mips_output_external): Rewritten.
14530 2007-01-18 Ben Elliston <bje@au.ibm.com>
14532 * genpreds.c (write_insn_preds_c): Only write out the function
14533 body for regclass_for_constraint if we have register constraints.
14535 2007-01-17 Tom Tromey <tromey@redhat.com>
14537 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
14538 * doc/install.texi (Testing): Use sourceware.org.
14539 (Binaries): Likewise.
14540 (Specific): Likewise.
14541 * doc/contrib.texi (Contributors): Use sourceware.org.
14543 2007-01-17 Anatoly Sokolov <aesok@post.ru>
14545 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
14546 (AVR_ENHANCED): Rename to ...
14547 (AVR_HAVE_MUL): ... new.
14548 (avr_enhanced_p): Rename to ...
14549 (avr_have_mul_p): ... new.
14550 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
14551 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
14552 * config/avr/avr.c (avr_enhanced_p): Rename to ...
14553 (avr_have_mul_p): ... new.
14554 (base_arch_s): Rename 'enhanced' to 'have_mul'.
14555 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
14556 'avr_enhanced_p' and 'enhanced'.
14557 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
14558 AVR_HAVE_MUL instead of AVR_ENHANCED.
14559 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14560 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
14561 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
14562 instead of AVR_ENHANCED.
14563 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14564 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
14565 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
14567 2007-01-17 Ian Lance Taylor <iant@google.com>
14569 * vec.h (VEC_reserve_exact): Define.
14570 (vec_gc_p_reserve_exact): Declare.
14571 (vec_gc_o_reserve_exact): Declare.
14572 (vec_heap_p_reserve_exact): Declare.
14573 (vec_heap_o_reserve_exact): Declare.
14574 (VEC_OP (T,A,reserve_exact)): New static inline function, three
14576 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
14577 negative parameter.
14578 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
14579 (VEC_OP (T,A,copy)) [all versions]: Likewise.
14580 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
14581 * vec.c (calculate_allocation): Add exact parameter. Change all
14583 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
14584 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
14585 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
14586 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
14587 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
14588 (vec_heap_p_reserve_exact): New function.
14589 (vec_heap_o_reserve_exact): New function.
14591 2007-01-17 Jan Hubicka <jh@suse.cz>
14593 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
14595 2007-01-17 Eric Christopher <echristo@apple.com>
14597 * config.gcc: Support core2 processor.
14599 2007-01-16 Jan Hubicka <jh@suse.cz>
14601 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
14602 the names, just unlink the chain so we don't crash on dangling pointers
14605 2007-01-16 Jan Hubicka <jh@suse.cz>
14607 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
14608 * tree-pass.h: Reorder to make IPA passes appear toegher.
14609 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
14610 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
14611 parameters, do not call early inliner.
14612 * ipa-inline.c: Update comments. Include tree-flow.h
14613 (cgraph_decide_inlining): Do not compute inlining parameters.
14614 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
14615 be called with function context set up.
14616 (pass_ipa_inline): Remove unreachable functions before pass.
14617 (cgraph_early_inlining): Simplify assuming to be called from the
14619 (pass_early_inline): New pass.
14620 (cgraph_gate_ipa_early_inlining): New gate.
14621 (pass_ipa_early_inline): Turn into simple wrapper.
14622 (compute_inline_parameters): New function.
14623 (gate_inline_passes): New gate.
14624 (pass_inline_parameters): New pass.
14625 (apply_inline): Move here from tree-optimize.c
14626 (pass_apply_inline): New pass.
14627 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
14629 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
14630 doing them by hand.
14631 (tree_function_versioning): Do not allocate dummy struct function.
14632 * tree-inline.h (optimize_inline_calls): Update prototype.
14633 * tree-optimize.c (execute_fixup_cfg): Export.
14634 (pass_fixup_cfg): Remove
14635 (tree_rest_of_compilation): Do not apply inlines.
14636 * tree-flow.h (execute_fixup_cfg): Declare.
14637 * Makefile.in (gt-passes.c): New.
14638 * passes.c: Include gt-passes.h
14639 (init_optimization_passes): New passes.
14640 (nnodes, order): New static vars.
14641 (do_per_function_toporder): New function.
14642 (execute_one_pass): Dump current pass here.
14643 (execute_ipa_pass_list): Don't dump current pass here.
14645 2007-01-16 Janis Johnson <janis187@us.ibm.com>
14647 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
14648 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
14650 2007-01-16 David Edelsohn <edelsohn@gnu.org>
14652 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
14653 (strong_alias): Define.
14654 (__gcc_qmul): Provide non-FMA for soft-float.
14655 (__gcc_qdiv): Same.
14660 (__gcc_qunord): New.
14670 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
14671 soft-float functions.
14672 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
14673 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
14674 about long double soft float.
14676 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
14677 Tehila Meyzels <tehila@il.ibm.com>
14679 * tree-vectorizer.h (is_pattern_stmt_p): New.
14680 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
14681 formatting (tabs instead of spaces). Cleanup and clarify setting
14682 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
14683 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
14684 (vectorizable_type_demotion): Check that types are integral.
14685 (vectorizable_type_promotion): Likewise.
14686 (vectorizable_store): Fix typo. Eliminate new-line at end of
14689 2007-01-16 Jan Hubicka <jh@suse.cz>
14691 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
14694 2007-01-15 Eric Christopher <echristo@apple.com>
14696 * ifcvt.c: Include vec.h, vecprim.h.
14697 (check_cond_move_block): New argument regs.
14698 Reorganize. Add registers used to regs.
14699 (cond_move_process_if_block): Use regs set above as
14702 2007-01-15 Eric Christopher <echristo@apple.com>
14704 * config/darwin.h: Update copyright.
14705 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
14706 (LINK_COMMAND_SPEC): Add -u.
14707 (LINK_SPEC): Fix umbrella for above.
14709 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
14711 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
14714 2007-01-15 Tom Tromey <tromey@redhat.com>
14716 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
14717 * doc/install.texi (Testing): Don't mention jacks.
14718 (Configuration): Document --enable-java-maintainer-mode. Move
14719 --with-java-home to libgcj-specific section. Document
14721 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
14723 2007-01-15 Jan Hubicka <jh@suse.cz>
14725 * tree-ssa-dce.c (DCE_TODOs): New.
14726 (propagate_necessity): Return if something changed.
14727 (eliminate_unnecessary_stmts): Likewise.
14728 (perform_tree_ssa_dce): Return TODO flags when needed.
14729 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
14731 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
14733 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
14734 (fyl2x_extend<mode>xf3_i387): New insn pattern.
14735 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
14736 patterns using X87MODEF12 mode macro. Extend operand 1
14737 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14738 (log10<mode>2): Ditto.
14739 (log2<mode>2): Ditto.
14740 (log1p<mode>2): Ditto.
14741 (logb<mode>2): Ditto.
14742 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
14743 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
14744 (*fxtractxf3_i387): Rename from *fxtractxf3.
14745 (fxtract_extend<mode>xf3_i387): New insn pattern.
14746 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
14747 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
14748 and gen_fyl2xxf3_i387().
14750 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
14752 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
14753 * cfgloopmanip.c (fix_loop_placement): Made static. Use
14754 get_loop_exit_edges. Changed return type to bool.
14755 * cfgloop.h (fix_loop_placement): Declaration removed.
14757 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
14759 * param.h (MIN_VECT_LOOP_BOUND): New.
14760 * params.def (MIN_VECT_LOOP_BOUND): New.
14761 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
14762 argument - minimum threshold for number of iterations.
14763 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
14764 argument to declaration.
14765 * tree-vect-analyze.c (vect_analyze_operations): Check value of
14766 MIN_VECT_LOOP_BOUND.
14767 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
14768 slpeel_tree_peel_loop_to_edge with additional argument.
14769 (vect_do_peeling_for_alignment): Likewise.
14770 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
14772 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
14775 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
14776 operands of size 1.
14778 2007-01-14 Jan Hubicka <jh@suse.cz>
14780 * tree-dfa.c (remove_referenced_var): New function.
14781 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
14782 prune referenced vars list too.
14783 * tree-flow.h (remove_referenced_var): Declare.
14785 2007-01-14 Jan Hubicka <jh@suse.cz>
14787 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
14789 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
14790 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
14791 * except.h (verify_eh_throw_table_statements): Kill prototype.
14792 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
14793 into call exrepssions.
14794 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
14796 * tree-cfg.c: Include pointer-set.h.
14797 (verify_node_sharing): Work on pointer set.
14798 (verify_eh_throw_stmt_node): New.
14799 (verify_stmts): Use pointers sets, verify throw_stmt.
14801 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
14803 * ipa-reference.c (analyze_function): Consider also addresses taken
14806 2007-01-12 Roger Sayle <roger@eyesopen.com>
14808 * c-typeck.c (null_pointer_constant_p): Replace use of
14809 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14810 (build_c_cast): Likewise.
14812 2007-01-12 Roger Sayle <roger@eyesopen.com>
14814 * tree.h (force_fit_type_double): Remove unused final argument.
14815 * c-common.c (constant_expression_warning): Replace use of
14816 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14817 (convert_and_check): Likewise.
14818 (shorten_compare): Update call to force_fit_type_double.
14819 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
14820 * convert.c (convert_to_pointer): Update call to
14821 force_fit_type_double.
14822 * fold-const.c (force_fit_type_double): Remove overflowed_const
14824 (int_const_binop, fold_convert_const_int_from_int,
14825 fold_convert_const_int_from_real, fold_div_compare,
14826 fold_sign_changed_comparison, fold_unary, fold_negate_const,
14827 fold_abs_const, fold_not_const): Remove the final argument from
14828 calls to force_fit_type_double.
14830 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14832 * configure.ac: Set insn to "nop" for spu-*-* also.
14833 * configure: Regenerate.
14835 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
14837 * builtins.def : Add BUILT_IN_FREE.
14839 2007-01-12 Jan Hubicka <jh@suse.cz>
14841 PR tree-optimization/30443
14842 * tree-inline.c (tree_function_versioning): Do not optimize when
14843 cloning for inlining.
14845 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14847 * doc/loop.texi: Document recording of loop exits.
14848 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14849 (update_single_exits_after_duplication,
14850 update_single_exit_for_duplicated_loop,
14851 update_single_exit_for_duplicated_loops): Removed.
14852 (duplicate_loop_to_header_edge): Do not call
14853 update_single_exits_after_duplication and
14854 update_single_exit_for_duplicated_loops.
14855 (loop_version): Do not update single_exit information.
14856 (fix_loop_structure): Use record_loop_exits instead of
14857 mark_single_exit_loops.
14858 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14859 the lists of loop exits.
14860 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14861 split_edge, merge_blocks): Update the lists of loop exits.
14862 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14863 loop_optimizer_init.
14864 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14865 of mark_single_exit_loops.
14866 (loop_optimizer_finalize): Call release_recorded_exits.
14867 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14868 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14869 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14870 update single exit information.
14871 * lambda-code.c (perfect_nestify): Ditto.
14872 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14873 (mark_single_exit_loops): Removed.
14874 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14875 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14876 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14878 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14879 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14880 (verify_loop_structure): Verify consistency of the exit lists.
14881 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14882 (set_single_exit): Removed.
14883 * cfgloop.h (struct loop_exit): New function.
14884 (struct loop): single_exit_ field replaced by exits field.
14885 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14886 (struct loops): Added exits hash.
14887 (mark_single_exit_loops, set_single_exit): Declaration removed.
14888 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14890 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14892 * doc/invoke.texi: Avoid use of @headitem.
14894 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14896 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14898 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14900 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14903 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14904 Richard Sandiford <richard@codesourcery.com>
14906 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14907 * config/m68k/m68k.opt: Resort options.
14908 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14910 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14911 Richard Sandiford <richard@codesourcery.com>
14913 * doc/invoke.texi: Document the macros that are defined by
14914 m68k's -mtune and -mhard-float options.
14915 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14916 (m68k_cpp_cpu_family): Likewise.
14917 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14918 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14919 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14920 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14921 (m68k_cpp_cpu_family): Likewise.
14923 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14925 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14926 macros besides mc68000 as tuning macros. Use a switch statement
14927 to set them and mcpu32.
14929 2007-01-12 Julian Brown <julian@codesourcery.com>
14931 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14932 (TARGET_68040_ONLY): Rename to...
14933 (TARGET_68040): ...this.
14934 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14935 * config/m68k/m68k.md: Likewise.
14937 2007-01-12 Julian Brown <julian@codesourcery.com>
14938 Nathan Sidwell <nathan@codesourcery.com>
14939 Richard Sandiford <richard@codesourcery.com>
14941 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14942 the -mcpu= argument associated with the --with-cpu setting.
14943 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14944 if different from the one implied by the -mcpu setting.
14945 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14946 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14947 * doc/invoke.texi: Mention ColdFire in the introduction to the
14948 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14949 -mno-div and -mhard-float options. Make -m68881 a synonym for
14950 -mhard-float. Document the previously-undocumented -m5206e,
14951 -m528x, -m5307 and -m5407 options. Tweak the existing option
14952 documentation for consistency.
14953 * doc/install.texi: Mention new --with-cpu arguments.
14954 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14955 default CPU if neither -mcpu nor -march are specified.
14956 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14957 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14958 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14959 using m68k_tune to decide between families that implement the
14960 same ISA. Use m68k_tune to set __mcfv4e__.
14961 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14962 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14963 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14964 (FL_ISA_C, FL_ISA_MMU): New macros.
14965 (MASK_COLDFIRE): Delete.
14966 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14967 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14968 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14969 (TARGET_HARD_FLOAT): Do not define here.
14970 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14971 (TUNE_68000): New macro.
14972 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14973 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14974 (TUNE_CFV2): Redefine in terms of m68k_tune.
14975 (uarch_type, target_device, fpu_type): New enums.
14976 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14977 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14978 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14979 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14980 (FL_FOR_isa_c): New macros.
14981 (m68k_isa): New enum.
14982 (m68k_target_selection): New structure.
14983 (all_devices, all_isas, all_microarchs): New tables.
14984 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
14985 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
14986 (MASK_ALL_CPU_BITS): Delete.
14987 (m68k_find_selection): New function.
14988 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
14989 Map the legacy target options to a combination of the new ones.
14990 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
14991 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
14992 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
14994 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
14995 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
14997 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
14998 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
14999 * config/m68k/m68k-devices.def: New file.
15001 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15002 Nathan Sidwell <nathan@codesourcery.com>
15004 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15005 (SUBTARGET_EXTRA_SPECS): New macros.
15006 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15007 use %(asm_cpu_spec) instead.
15008 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15009 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15010 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15011 (EXTRA_SPECS): Rename to...
15012 (SUBTARGET_EXTRA_SPECS): ...this.
15014 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15015 Richard Sandiford <richard@codesourcery.com>
15016 Julian Brown <julian@codesourcery.com>
15018 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15019 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15020 to the configuration's default CPU.
15021 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15022 Remove default masks.
15023 (m680[012]0-*-*): Set the default with_cpu to the first part of
15025 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15026 (m68k*-*-linux): Extend the --with-cpu handling to...
15027 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15028 and m68010. Don't set target_cpu_default2.
15029 * doc/install.texi: Document --with-cpu for m68k.
15030 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15031 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15032 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15033 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15034 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15035 (ASM_SPEC): Remove use of %(asm_cpu_default).
15036 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15037 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15038 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15039 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15040 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15041 (TARGET_DEFAULT): Delete.
15042 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15043 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15044 (CPP_CPU_SPEC): Delete.
15045 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15046 the appropriate string.
15047 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15048 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15049 (ASM_SPEC): Don't use %(asm_default_spec).
15050 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15051 TARGET_DEFAULT and add MASK_68881.
15052 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15054 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15056 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15057 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15058 MASK_68010 alongside MASK_68020.
15059 * doc/invoke.texi: Document -m68010.
15060 * config/m68k/m68k.opt (m68010): New.
15061 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15063 (TUNE_68010): New macro.
15064 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15065 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15066 (M68K_CPU_m68332): Add MASK_68010.
15067 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15068 fallback definition.
15069 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15071 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15072 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15073 to all entries that use MASK_68020.
15074 (output_move_simode_const, output_move_himode, output_move_qimode)
15075 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15076 instead of TARGET_68020 to select clr behavior. Remove comment
15077 about there being no TARGET_68010.
15078 * config/m68k/m68k.md: Likewise throughout.
15080 2007-01-12 Julian Brown <julian@codesourcery.com>
15082 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15083 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15084 * config/m68k/m68k.md: Likewise.
15086 2007-01-12 Julian Brown <julian@codesourcery.com>
15088 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15089 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15091 2007-01-12 Julian Brown <julian@codesourcery.com>
15093 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15094 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15095 * config/m68k/m68k.md: Likewise.
15097 2007-01-12 Julian Brown <julian@codesourcery.com>
15098 Richard Sandiford <richard@codesourcery.com>
15100 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15101 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15102 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15104 (TARGET_CPU32): Rename to...
15105 (TUNE_CPU32): ...this.
15106 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15107 (TUNE_CFV2): New macros.
15108 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15109 remove conditions that are implied by TARGET_68020.
15110 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15111 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15112 (m68k_output_function_epilogue): Likewise.
15113 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15114 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15115 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15116 non-68000 timings. Refactor multiplication and division costs.
15117 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15118 TUNE_CPU32 instead of TARGET_CPU32.
15119 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15120 and TUNE_68060 instead of TARGET_68060.
15121 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15122 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15124 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15125 && !TARGET_COLDFIRE" to choose between moveq and clr.
15126 Likewise in the unnamed movsf pattern.
15127 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15128 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15131 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15133 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15134 of tabbing before backslashes.
15136 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15138 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15139 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15140 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15142 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15144 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15145 find_interesting_uses_cond.
15146 (find_interesting_uses_cond): Use extract_cond_operands.
15147 (rewrite_use_compare): Use extract_cond_operands and
15148 force_gimple_operand_bsi. Do not call update_stmt.
15149 (determine_use_iv_cost_condition): Use extract_cond_operands.
15150 Return cheaper of using original bound and changing the exit bound.
15152 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15154 PR tree-optimization/29516
15155 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15156 most_expensive_mult_to_index, addr_to_parts,
15157 create_mem_ref, maybe_fold_tmr): Make the type of
15158 fields of TARGET_MEM_REF sizetype.
15159 (move_fixed_address_to_symbol, move_pointer_to_base):
15161 * tree.def (TARGET_MEM_REF): Add comment on types of
15164 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15166 * c-common.c (vector_types_convertible_p): Treat opaque types as
15167 always convertible if they have the same size, but not otherwise.
15169 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15171 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15172 Remove the b_unconditional field.
15173 (noce_try_sign_mask): Do not look at b_unconditional.
15174 (noce_process_if_block): Do not use merge_if_blocks. Update
15175 the CFG here. Do not set b_unconditional.
15176 (cond_move_process_if_block): Likewise.
15177 (find_cond_trap): Likewise.
15178 (check_cond_move_block): Require simple jump insns at the end
15179 of the basic block.
15181 2007-01-11 Jan Hubicka <jh@suse.cz>
15183 PR tree-optimization/1046
15184 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15185 when alias info is not ready.
15186 (pass_tail_recursion): Do not require aliasing.
15187 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15188 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15189 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15190 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15191 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15192 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15193 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15195 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15196 When aliasing is not build, mark statement as volatile.
15198 2007-01-11 Tom Tromey <tromey@redhat.com>
15200 PR preprocessor/15185, PR preprocessor/20989:
15201 * doc/cppopts.texi <-MT>: Update description of algorithm for
15202 computing default target.
15203 <-M, -MD>: Reword "basename" text.
15205 2007-01-11 Roger Sayle <roger@eyesopen.com>
15207 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15208 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15209 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15210 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15211 fold_builtin_bswap, real_constp, fold_builtin_pow,
15212 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15213 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15214 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15215 * convert.c (convert_to_pointer): Likewise.
15216 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15217 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15218 const_binop, fold_convert_const_int_from_int,
15219 fold_convert_const_int_from_real,
15220 fold_convert_const_real_from_real, sign_bit_p,
15221 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15222 fold_sign_changed_comparison, fold_unary, fold_comparison,
15223 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15224 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15225 * print-tree.c (print_node_brief, print_node): Likewise.
15226 * stor-layout.c (place_field, layout_type): Likewise.
15227 * tree-chrec.c (keep_cast): Likewise.
15228 * tree.c (build_vector, build_real, build_real_from_int_cst,
15229 build_complex): Likewise.
15231 2007-01-11 Roger Sayle <roger@eyesopen.com>
15233 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15234 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15236 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15238 * configure.ac (strict1_warn): Rename to strict_warn.
15239 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15240 cc_set_by_configure, quoted_cc_set_by_configure,
15241 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15242 all_boot_languages, all_stagestuff): Remove.
15243 (target_list): Remove bootstrap targets.
15244 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15245 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15246 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15247 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15248 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15249 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15250 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15251 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15252 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15253 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15254 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15255 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15256 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15257 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15258 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15259 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15260 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15261 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15262 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15263 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15264 (mostlyclean): Adjust.
15265 (clean, distclean): Don't mention bootstrap stuff.
15266 * configure: Regenerate.
15267 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15268 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15269 treelang/config-lang.in (stagestuff): Remove.
15270 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15271 stageprofile, stagefeedback, stagestuff): Remove mention.
15273 2007-01-11 Nick Clifton <nickc@redhat.com>
15275 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15277 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15278 (mcore_arith_K_S_operand): Run the test for the S constraint not
15279 the test for the M constraint.
15280 (mcore_addsub_operand): Do not accept integer values that are
15281 larger than 32 bits.
15282 * config/mcore/mcore.md: Remove unused constraints from split.
15283 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15284 (addsi3): Likewise.
15285 (allocate_stack): Likewise.
15286 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15287 operands to 32 bits.
15288 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15290 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15291 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15292 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15293 mcore_output_bclri, mcore_output_andn, output_inline_const,
15294 mcore_output_move, mcore_output_movedouble): Likewise.
15295 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15296 (output_inline_const): Likewise.
15297 (output_inline_const): Fix format strings used in sprintf
15299 * config/mcore/mcore-protos.h: Update prototypes for changed
15300 functions in mcore.c.
15301 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15302 HOST_WIDE_INT and not int.
15303 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15304 CONST_OK_FOR_N): Likewise.
15305 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15306 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15309 2007-01-10 Jan Hubicka <jh@suse.cz>
15311 * tree-vrp.c (remove_range_assertions): Release defs.
15312 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15313 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15315 2007-01-10 Paul Brook <paul@codesourcery.com>
15317 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15318 * config/arm/arm.md (mulsi3subsi): New insn.
15320 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15322 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15323 (tree_transform_and_unroll_loop): New.
15324 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15327 2007-01-10 Robert Kennedy <jimbob@google.com>
15329 * fold-const.c (fold_comparison): Fold comparisons like (x *
15330 1000 < 0) to (x < 0).
15332 2007-01-10 Ian Lance Taylor <iant@google.com>
15334 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15335 operands have the same priority.
15337 2007-01-10 Tom Tromey <tromey@redhat.com>
15339 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15340 (fold_binary): Likewise.
15341 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15342 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15343 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15344 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15345 * langhooks.h (struct lang_hooks): Removed field
15346 'can_use_bit_fields_p'.
15348 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15350 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15352 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15354 * function.c (get_last_funcdef_no): New function.
15355 * function.h (get_last_funcdef_no): Declare.
15356 * tree-inline.c (initialize_cfun): Add initialization.
15357 (tree_function_versioning): Cleanup.
15359 2007-01-10 Jan Hubicka <jh@suse.cz>
15361 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15364 2007-01-10 Sa Liu <saliu@de.ibm.com>
15365 Ben Elliston <bje@au.ibm.com>
15367 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15368 for SAVE_NONLOCAL and Pmode for any other save level.
15369 * spu-protos.h (spu_restore_stack_block): Declare.
15370 * spu.md (save_stack_block): Remove.
15371 (restore_stack_block): Call spu_restore_stack_block.
15372 * spu.c (spu_restore_stack_block): New function.
15373 (spu_expand_epilogue): Remove old comment.
15375 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15377 PR tree-optimization/30322
15378 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15379 (cand_value_at): Return the value as aff_tree.
15380 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15381 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15382 aff_combination_mult): New functions.
15383 (aff_combination_add): Use aff_combination_add_cst.
15384 (aff_combination_convert): Allow conversions to a wider type.
15385 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15386 * tree-affine.h (aff_combination_mult): Declare.
15388 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15390 * doc/tm.texi: Update documentation to reflect reality of exec
15391 and start file search behaviours. Update copyright year.
15392 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15393 header file directories.
15395 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15397 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15398 (*cosxf2): Rename to cosxf2_i387.
15399 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15400 using X87MODEF12 mode macro. Rename patterns to
15401 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15403 (*cosdf2, *cossf2): Ditto.
15404 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15405 to match extended input operands.
15406 (sincos<mode>3): New expander.
15407 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15408 insn patterns and corresponding splitters.
15410 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15412 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15413 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15415 2007-01-09 Nicolas Pitre <nico@cam.org>
15418 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15420 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15422 * target.h (struct gcc_target): New field library_rtti_comdat.
15423 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15424 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15425 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15426 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15428 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15430 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15432 2007-01-08 Richard Guenther <rguenther@suse.de>
15434 * tree.h (force_fit_type_double): Export.
15435 (force_fit_type): Remove.
15436 * fold-const.c (force_fit_type_double): New function.
15437 (force_fit_type): Remove.
15438 (int_const_binop): Use it.
15439 (fold_convert_const_int_from_int): Likewise.
15440 (fold_convert_const_int_from_real): Likewise.
15441 (fold_div_compare): Likewise.
15442 (fold_sign_changed_comparison): Likewise.
15443 (fold_unary): Likewise.
15444 (fold_negate_const): Likewise.
15445 (fold_abs_const): Likewise.
15446 (fold_not_const): Likewise.
15447 * c-common.c (shorten_compare): Use force_fit_type_double.
15448 * convert.c (convert_to_pointer): Likewise.
15450 2007-01-08 Richard Guenther <rguenther@suse.de>
15452 * tree.h (build_int_cst_wide_type): Export.
15453 * tree.c (build_int_cst_wide_type): New function.
15454 (build_int_cst_wide): Fix comment.
15455 * builtins.c (fold_builtin_object_size): Use build_int_cst
15456 to build -1 or 0 of the correct type. Use fit_double_type
15457 to check for overflow.
15458 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15460 (decode_field_reference): Likewise.
15461 (all_ones_mask_p): Likewise.
15462 (native_interpret_int): Use build_int_cst_wide_type.
15463 (fold_binary): Use build_int_cst_type to build an all-ones
15465 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
15467 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15469 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15471 2007-01-09 Ben Elliston <bje@au.ibm.com>
15473 * genautomata.c (STATS_OPTION): New option.
15474 (stats_flag): New flag.
15475 (gen_automata_option): Handle it.
15476 (initiate_automaton_gen): Ditto.
15477 (write_automata): Output statistics only if stats_flag is
15478 set. Likewise, output time statistics only if time_flag is set.
15479 * doc/md.texi (Processor pipeline description): Document new flag.
15481 2007-01-08 Richard Guenther <rguenther@suse.de>
15483 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
15484 * tree.c (build_int_cst_type): Likewise.
15485 (size_in_bytes): Don't call force_fit_type on the result.
15486 (int_fits_type_p): Use fit_double_type.
15487 * fold-const.c (fit_double_type): New function.
15488 (force_fit_type): Use it.
15489 * tree.h (fit_double_type): Export.
15491 2007-01-08 Jan Hubicka <jh@suse.cz>
15493 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
15494 * ipa.c (function_and_variable_visibility): Fix return type.
15496 2007-01-08 Richard Guenther <rguenther@suse.de>
15498 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
15499 of offset to build the index.
15500 * tree-pretty-print.c (dump_generic_node): Don't build negated
15501 const just for printing.
15502 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15503 * builtins.c (fold_builtin_int_roundingfn): Check if result
15504 fits the type by using force_fit_type and comparing the result.
15505 * predict.c (predict_loops): Use compare_tree_int for comparison.
15506 * tree.c (build_int_cst): Fall back to integer_type_node for
15508 (build_int_cst_wide): Assert type is non-null.
15510 2007-01-08 Roberto Costa <roberto.costa@st.com>
15512 * tree-vrp.c (extract_range_from_cond_expr): New.
15513 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
15514 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
15516 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
15517 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
15518 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
15519 used as expressions.
15520 * tree-object-size.c (cond_expr_object_size): New.
15521 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
15523 2007-01-08 Jan Hubicka <jh@suse.cz>
15525 * tree-ssa-forwprop.c (forward_propagate_into_cond,
15526 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
15529 2007-01-08 Richard Guenther <rguenther@suse.de>
15531 PR tree-optimization/23603
15532 * tree-vrp.c (set_value_range_to_truthvalue): New function.
15533 (extract_range_from_binary): Fall back to truthvalue instead of
15534 varying for TRUTH_*_EXPR.
15535 (extract_range_from_comparison): Fall back to truthvalue instead of
15537 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
15538 if all visited PHI values were constant.
15540 2007-01-08 Jan Hubicka <jh@suse.cz>
15542 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
15543 (cgraph_analyze_function): break out from ...
15544 (cgraph_finalize_compilation_unit): ... here.
15545 (cgraph_expand_function): Remove forgoten commented out line.
15546 (cgraph_optimize): Analyze functions.
15548 2007-01-08 Jan Hubicka <jh@suse.cz>
15550 * tree-pas.h (TODO_remove_function): New flag.
15551 (TODO_update*): Renumber.
15552 (pass_ipa_increase_alignment,
15553 pass_ipa_function_and_variable_visibility): New passes.
15554 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
15555 (cgraph_function_and_variable_visibility): Move to ipa.c
15556 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
15557 cgraph_increase_alignment.
15558 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
15559 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
15560 calling tree-inline.
15561 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
15562 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
15563 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
15564 (gate_increase_alignment): New function.
15565 (pass_ipa_increase_alignment): New pass.
15566 * ipa.c: Inline tree-pass.h and timevar.h
15567 (function_and_variable_visibility): Move here from cgraphunit.c
15568 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
15569 * passes.c (init_optimization_passes): Add the two new passes.
15570 (execute_todo): Handle cgraph_remove_functions.
15572 2007-01-08 Nick Clifton <nickc@redhat.com>
15574 * config/frv/predicates.md (reg_or_0_operand): Accept
15577 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
15579 * config/bfin/rtems.h, config/bfin/t-rtems: New.
15580 * config.gcc: Add bfin*-rtems*.
15582 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15584 * c.opt: Add -flax-vector-conversions.
15585 * c-typeck.c (convert_for_assignment): Pass flag to
15586 vector_types_convertible_p to allow emission of note.
15587 (digest_init): Likewise.
15588 * c-opts.c: Handle -flax-vector-conversions.
15589 * c-common.c (flag_lax_vector_conversions): New.
15590 (vector_types_convertible_p): Unless -flax-vector conversions
15591 has been passed, disallow conversions between vectors with
15592 differing numbers of subparts and/or element types. If such
15593 a conversion is disallowed, possibly emit a note on the first
15594 occasion only to inform the user of -flax-vector-conversions.
15595 The new last argument specifies this.
15596 * c-common.h (flag_lax_vector_conversions): New.
15597 (vector_types_convertible_p): Add extra argument.
15598 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
15599 char_type_node for V*QI type vectors.
15600 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
15601 Update to satisfy new typechecking rules.
15602 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
15603 C and C++ variants.
15604 * doc/invoke.texi (C Dialect Options): Document
15605 -flax-vector-conversions.
15607 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15609 PR tree-optimization/29877
15610 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
15611 a register variable on the RHS to not be replaceable.
15613 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
15614 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
15615 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
15616 const_simm15, const_pow2, const_npow2): Added.
15617 * config/score/misc.md (insv, extv, extzv, movmemsi,
15618 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
15619 * config/score/score.c (score_address_cost, score_select_cc_mode):
15621 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
15622 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
15623 Update score_print_operand.
15624 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
15625 Adjust register allocate order and update some macro define.
15626 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
15627 mdx_block_move_straight, mdx_block_move_loop_head,
15628 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
15629 mdx_block_move): Added.
15630 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
15631 mdp_limm): Updated and fix some bug and typo.
15632 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
15633 (movsf, movdf, doloop_end): Added.
15635 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
15637 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
15638 config/arm/thumb2.md: Fix comment typos.
15639 * doc/extend.texi: Fix a typo.
15641 2007-01-07 Eric Christopher <echristo@apple.com>
15643 * configure.ac: Check for __stack_chk_fail for darwin.
15644 * configure: Regenerate.
15646 2007-01-07 Richard Guenther <rguenther@suse.de>
15648 * tree-vrp.c (extract_range_from_assert): CSE calls to
15649 compare_values where possible.
15650 (extract_range_from_unary_expr): Likewise.
15652 2007-01-07 Anatoly Sokolov <aesok@post.ru>
15654 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
15655 * config/avr/avr.c (call_insn_operand): Delete function.
15656 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
15657 instead of register number. Use predicates.
15658 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
15659 call_insn_operand): Add.
15661 2007-01-06 Jan Hubicka <jh@suse.cz>
15663 * tree-pass.h (pass_build_cgraph_edges): Declare.
15664 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
15665 (visited_nodes): Remove.
15666 (cgraph_create_edges): Move to cgraphbuild.c; rename to
15667 build_cgrpah_edges; make visited_nodes local.
15668 (cgraph_process_new_functions): DO not call initialize_inline_failed.
15669 (record_references_in_initializer): Move to cgraphbuild.c
15670 (initialize_inline_failed, rebuild_cgraph_edges,
15671 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
15672 (verify_cgraph_node): Make visited_nodes local.
15673 (cgraph_analyze_function): Do not call cgraph_create_edges and
15674 initialize_inline_failed.
15675 (cgraph_expand_function): Do not call cgraph_lower_function;
15676 assert that function is already lowered.
15677 * Makefile.in (cgraphbuild.o): New.
15678 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
15679 at the end of lowering passes.
15681 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
15683 * ifcvt.c (cond_move_convert_if_block): New function, code
15684 factored out from...
15685 (cond_move_process_if_block): ...here. Call the new function
15686 on the THEN and ELSE blocks.
15687 (merge_if_block): Do not copy global_live_at_end, merge_blocks
15688 already takes care of this.
15690 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15693 * tree.h (TREE_OVERFLOW_P): New.
15694 * c-typeck.c (parser_build_unary_op): Warn only if result
15695 overflowed and operands did not.
15696 (parser_build_binary_op): Likewise.
15697 (convert_for_assignment): Remove redundant overflow_warning.
15698 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
15700 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15702 * c-typeck.c (store_init_value): Split over two lines to follow
15703 the GNU coding style.
15705 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
15707 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
15708 __GXX_EXPERIMENTAL_CXX0X__.
15709 * doc/cpp.texi: Same.
15711 2007-01-05 Richard Guenther <rguenther@suse.de>
15713 PR middle-end/27826
15714 * tree.c (get_narrower): Do not construct COMPONENT_REFs
15715 with mismatched types. Instead explicitly build a
15716 conversion NOP_EXPR.
15718 2007-01-05 Ian Lance Taylor <iant@google.com>
15720 * c-common.c (decl_with_nonnull_addr_p): New function.
15721 (c_common_truthvalue_conversion): Call it.
15722 * c-typeck.c (build_binary_op): Likewise.
15723 * c-common.h (decl_with_nonnull_addr_p): Declare.
15725 2007-01-05 Jakub Jelinek <jakub@redhat.com>
15728 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
15731 2007-01-05 Joel Brobecker <brobecker@adacore.com>
15733 * doc/install.texi (Final install): Document the fact that
15734 the GNAT runtime should not be stripped.
15736 2007-01-04 Jan Hubicka <jh@suse.cz>
15738 * tree-inline.c (fold_marked_statements): Update operand caches
15739 and EH after folding
15741 2007-01-04 Ian Lance Taylor <iant@google.com>
15743 * c-common.c (check_function_nonnull): Whitespace fix.
15745 2007-01-04 Jan Hubicka <jh@suse.cz>
15747 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
15748 comitted older version of patch.
15749 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
15750 function, celanup cfg and collect garbage.
15752 2007-01-04 Mike Stump <mrs@apple.com>
15754 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
15757 2007-01-04 Eric Christopher <echristo@apple.com>
15759 * libgcc2.c (__bswapsi2): Use SItype.
15760 (__bswapdi2): Use DItype.
15761 * libgcc2.h: Update for above.
15763 2007-01-04 Paul Brook <paul@codesourcery.com>
15765 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
15766 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
15767 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
15768 umulsidi3, umulsidi3adddi, smulsi3_highpart,
15769 umulsi3_highpart): Make conditional on !arm_arch6.
15770 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
15771 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
15772 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
15773 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
15774 umulsi3_highpart_v6): New insns.
15776 2007-01-04 Roger Sayle <roger@eyesopen.com>
15778 * fold-const.c (fold_convert): When casting an expression to void,
15779 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
15780 have a type. Instead of attempting to build a NOP_EXPR, return
15781 these "special" trees directly.
15783 2007-01-04 Joseph Myers <joseph@codesourcery.com>
15785 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
15786 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
15787 rs6000_cost->fp not 0 as adjustment for outer NEG.
15789 2007-01-04 Jan Hubicka <jh@suse.cz>
15791 * cgraph.c (cgraph_release_function_body): New function.
15792 (cgraph_remove_node): Use it.
15793 * cgraph.h (cgraph_release_function_body): Declare.
15794 * cgraphunit.c (cgraph_expand_function): Use it.
15795 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
15796 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
15797 is initialized and while compilation of other function is running.
15798 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
15799 statement CFG annotations from here to ...
15800 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
15802 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
15804 * cfgloop.h (enum li_flags): Make the constants powers of two.
15806 2007-01-04 Jan Hubicka <jh@suse.cz>
15808 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
15810 (fold_marked_statements): New function.
15811 (optimize_inline_calls, tree_function_versioning): Fold new statements.
15812 * tree-inline.h (copy_body_data): Add statements_to_fold.
15814 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
15816 * config.gcc: Mention libgcc/config.host.
15817 * Makefile.in: Update comments mentioning libgcc.
15818 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
15819 (all.cross, start.encap, rest.encap, rest.cross): Update
15820 dependencies for libgcc move.
15821 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
15822 (clean-target, clean-target-libgcc): Delete.
15823 (srcdirify, GCC_EXTRA_PARTS): New macros.
15824 (libgcc-support, libgcc.mvars): New rules.
15825 (distclean): Remove mention of mklibgcc.
15826 (install): Don't reference INSTALL_LIBGCC.
15827 (install-common): Don't reference EXTRA_PARTS.
15828 (install-libgcc, install-multilib): Delete rules.
15829 * mklibgcc.in: Delete file.
15830 * doc/configfiles.texi: Don't mention mklibgcc.
15832 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
15833 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
15834 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
15835 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
15836 (mklibgcc, ldblspecs): Likewise.
15838 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
15839 (posixpre.def): Use $(T).
15840 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15841 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15842 (SHLIB_LINK): Make dummy.
15843 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15845 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15847 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15848 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15849 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15850 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15852 * configure.ac (all_outputs): Remove mklibgcc.
15853 * configure: Regenerated.
15855 2007-01-03 Josh Conner <jconner@apple.com>
15857 PR middle-end/29683
15858 * calls.c (compute_argument_addresses): Set stack and stack_slot
15859 for partial args, too.
15860 (store_one_arg): Use locate.size.constant for the size when
15861 generating a save_area.
15863 2007-01-03 Robert Kennedy <jimbob@google.com>
15865 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15866 whose definitions are deleted due to basic block merging.
15868 2007-01-03 Paul Brook <paul@codesourcery.com>
15871 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15873 (use_return_insn): Return 0 for Thumb interrupt functions.
15874 (print_multi_reg): Add rfe argument for IRQ returns.
15875 (arm_output_epilogue): Pop interrupt return address directly into PC.
15876 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15878 2007-01-03 Paul Brook <paul@codesourcery.com>
15880 Merge from sourcerygxx-4_1.
15881 * config/arm/thumb2.md: New file.
15882 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15884 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15885 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15886 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15887 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15889 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15890 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15892 * config/arm/ieee754-sf.S: Ditto.
15893 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15894 (thumb1_base_register_rtx_p): ... to this.
15895 (thumb_index_register_rtx_p): Rename...
15896 (thumb1_index_register_rtx_p): ... to this.
15897 (thumb_output_function_prologue): Rename...
15898 (thumb1_output_function_prologue): ... to this.
15899 (thumb_legitimate_address_p): Rename...
15900 (thumb1_legitimate_address_p): ... to this.
15901 (thumb_rtx_costs): Rename...
15902 (thumb1_rtx_costs): ... to this.
15903 (thumb_compute_save_reg_mask): Rename...
15904 (thumb1_compute_save_reg_mask): ... to this.
15905 (thumb_final_prescan_insn): Rename...
15906 (thumb1_final_prescan_insn): ... to this.
15907 (thumb_expand_epilogue): Rename...
15908 (thumb1_expand_epilogue): ... to this.
15909 (arm_unwind_emit_stm): Rename...
15910 (arm_unwind_emit_sequence): ... to this.
15911 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15912 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15913 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15914 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15915 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15916 thumb2_output_casesi): New functions.
15917 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15918 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15919 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15920 THUMB2_WORK_REGS): Define.
15921 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15922 arm_condexec_mask, arm_condexec_masklen)): New variables.
15923 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15924 (arm_override_options): Check new CPU capabilities.
15925 Set new architecture flag variables.
15926 (arm_isr_value): Handle v7m interrupt functions.
15927 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15929 (const_ok_for_arm): Handle Thumb-2 constants.
15930 (arm_gen_constant): Ditto. Use movw when available.
15931 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15933 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15934 (thumb_find_work_register, arm_load_pic_register,
15935 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15936 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15937 print_multi_reg, output_mov_long_double_fpa_from_arm,
15938 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15939 output_mov_double_fpa_from_arm, output_move_double,
15940 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15941 output_return_instruction, arm_output_function_prologue,
15942 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15943 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15944 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15945 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15946 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15947 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15949 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15950 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15951 (arm_file_start): Output directive for unified syntax.
15952 (arm_unwind_emit_set): Handle stack alignment instruction.
15953 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15954 Add v6t2, v7, v7a, v7r and v7m.
15955 (RETLDM): Add Thumb-2 code.
15956 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15957 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15958 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15959 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15960 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15961 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15962 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15963 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15964 ADJUST_INSN_LENGTH): Define.
15965 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15966 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15967 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15968 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15969 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15970 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15971 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15972 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15973 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15974 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15975 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15976 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15977 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15978 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15979 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15980 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15981 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
15983 * config/arm/arm-tune.md: Regenerate.
15984 * config/arm/arm-protos.h: Update prototypes.
15985 * config/arm/vfp.md: Enable patterns for Thumb-2.
15986 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
15987 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
15988 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
15989 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
15990 * config/arm/libunwind.S: Add Thumb-2 code.
15991 * config/arm/constraints.md: Update include Thumb-2.
15992 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
15993 * config/arm/ieee754-df.S: Ditto.
15994 * config/arm/bpabi.S: Ditto.
15995 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
15996 * config/arm/predicates.md (low_register_operand,
15997 low_reg_or_int_operand, thumb_16bit_operator): New.
15998 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
15999 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16000 * config/arm/t-arm-elf: Add armv7 multilib.
16001 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16003 (UNSPEC_STACK_ALIGN, ce_count): New.
16004 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16005 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16007 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16008 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16009 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16010 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16011 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16012 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16014 * doc/extend.texi: Document ARMv7-M interrupt functions.
16015 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16017 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16019 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16020 (struct _Unwind_Context): Rename args_size to flags, remove
16021 signal_frame field, add a new args_size field and version field.
16022 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16023 _Unwind_IsExtendedContext): New inline functions.
16024 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16025 Assume by_value array is only present if _Unwind_IsExtendedContext.
16026 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16027 _Unwind_IsSignalFrame.
16028 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16029 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16030 (uw_init_context_1): Initialize context->flags to
16031 EXTENDED_CONTEXT_BIT.
16032 * config/rs6000/linux-unwind.h (frob_update_context): Use
16033 _Unwind_SetSignalFrame.
16035 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16037 PR middle-end/30353
16038 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16039 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16042 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16044 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16045 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16046 RET, AT_SP): Remove.
16047 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16050 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16051 * cfgbuild.c (find_basic_blocks): Likewise.
16052 * cfgrtl.c (rtl_create_basic_block): Likewise.
16053 * function.c (temp_slots_at_level): Likewise.
16054 * reg-stack.c (stack_regs_mentioned): Likewise.
16055 * regclass.c (allocate_reg_info): Likewise.
16056 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16057 set_bb_for_stmt, move_block_to_fn): Likewise.
16058 * tree-complex.c (tree_lower_complex): Likewise.
16059 * vec.h (VEC_safe_grow_cleared): New.
16061 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16063 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16065 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16066 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16068 * cfgloopmanip.c (scale_loop_frequencies): Export.
16069 (loopify): Scale the frequencies by prescribed coefficients.
16070 (set_zero_probability): New function.
16071 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16072 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16073 and frequencies according to arguments.
16074 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16076 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16077 * modulo-sched.c (sms_schedule): Set probabilities for entering
16078 versioned loop correctly.
16079 * tree-vect-transform.c (vect_transform_loop): Ditto.
16080 * cfgloop.h (loopify, loop_version): Declaration changed.
16081 (scale_loop_frequencies): Declared.
16083 2007-01-02 Jan Hubicka <jh@suse.cz>
16085 * cgraph.c: Include tree-flow.h
16086 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16087 early_local_passes.
16088 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16089 * tree-pass.h (pass_all_early_optimizations): Declare.
16090 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16091 early_local_passes.
16092 (cgraph_analyze_function): Do early_local_passes.
16093 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16094 Do not add referenced vars.
16095 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16097 (gate_all_early_local_passes): New gate.
16098 (pass_early_local_passes): Use new gate.
16099 (execute_early_local_optimizations): New functions.
16100 (gate_all_early_optimizations): New gate.
16101 (pass_all_early_optimizations): New pass.
16102 (execute_free_datastructures): Free SSA only when initialized.
16103 (gate_init_datastructures): Init only when optimizing.
16104 (tree_lowering_passes): Do early local passes when called late.
16105 * tree-profile.c (do_tree_profiling): Don't profile functions added
16107 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16108 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16110 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16111 during early_local_passes.
16112 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16115 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16117 * Makefile.in: Update copyright year.
16119 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16121 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16122 in $(lang_checks) and check-consistency targets.
16124 2007-01-02 Jan Hubicka <jh@suse.cz>
16126 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16127 Do not add referenced vars.
16128 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16130 * passes.c (init_optimization_passes): Put mudflap_2 after
16131 free_datastructures.
16133 2007-01-02 Jan Hubicka <jh@suse.cz>
16135 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16136 Set NOTHROW flag on call statements proved to be nothrow.
16137 Update statement of local calls so new pure/const functions are
16138 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16140 (tree_rest_of_compilation): Register hooks and initialize bitmap
16141 early. Do not set after_inlining flag.
16143 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16145 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16146 HOST_BITS_PER_LONGLONG
16148 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16151 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16152 warning for non-static initializers.
16154 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16156 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16157 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16158 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16159 Always use set_unique_reg_note to add REG_EQUAL notes.
16161 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16164 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16166 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16167 * cfgbuild.c (find_basic_blocks): Likewise.
16168 * cfgrtl.c (rtl_create_basic_block): Likewise.
16169 * function.c (temp_slots_at_level): Likewise.
16170 * reg-stack.c (stack_regs_mentioned): Likewise.
16171 * regclass.c (allocate_reg_info): Likewise.
16172 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16173 set_bb_for_stmt, move_block_to_fn): Likewise.
16174 * tree-complex.c (tree_lower_complex): Likewise.
16175 * vec.h (VEC_safe_grow_cleared): New.
16177 2007-01-02 Ian Lance Taylor <iant@google.com>
16179 * c-common.c (c_common_truthvalue_conversion): When warning about
16180 using an assignment as a truth value, set TREE_NO_WARNING.
16182 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16185 * c.opt (Wold-style-declaration): New.
16186 * doc/invoke.texi (C-only Warning Options): New.
16187 (Wold-style-declaration): Document it.
16188 (Wextra): Enabled by -Wextra.
16189 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16190 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16191 -Wold-style-declaration.
16193 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16195 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16196 * cfgbuild.c (find_basic_blocks): Likewise.
16197 * cfgrtl.c (rtl_create_basic_block): Likewise.
16198 * function.c (temp_slots_at_level): Likewise.
16199 * reg-stack.c (stack_regs_mentioned): Likewise.
16200 * regclass.c (allocate_reg_info): Likewise.
16201 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16202 set_bb_for_stmt, move_block_to_fn): Likewise.
16203 * tree-complex.c (tree_lower_complex): Likewise.
16204 * vec.h (VEC_safe_grow_cleared): New.
16206 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16208 * c-common.c (c_common_nodes_and_builtins): Since variants of
16209 void_type_node get built before it is given a name, we need to
16210 give those variants the name, too.
16211 (complete_array_type): We need to work with the canonical main
16212 type of the array, from which we will build the qualified version.
16213 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16214 * print-tree.c (print_node): Display canonical type information
16216 * stor-layout.c (layout_type): When we don't know the
16217 alignment of a type for which we're building an array, we end up
16218 guessing wrong, so make the type require structural equality.
16219 * tree.c (make_node_stat): When we build a new type, it is its
16220 own canonical type.
16221 (build_type_attribute_qual_variant): When building an attribute
16222 variant, its canonical type is the non-attribute variant. However,
16223 if the attributes are target-dependent and they differ, we need to
16224 use structural equality checks for this type.
16225 (build_qualified_type): A qualified type is not equivalent to its
16226 unqualified variant; set the canonical type appropriately.
16227 (build_distinct_type_copy): When building a distinct type from
16228 another type, the new type is its own canonical type.
16229 (build_variant_type_copy): When building a new type variant, we
16230 assume that it is equivalent to the original type.
16231 (build_pointer_type_for_mode): When building a pointer type, also
16232 build a canonical type pointer.
16233 (build_reference_type_for_mode): When building a reference type,
16234 also build a canonical type reference.
16235 (build_index_type): When we can't hash an index type (e.g.,
16236 because its maximum value is negative), the index type requires
16237 structural equality tests.
16238 (build_array_type): Build the canonical form of an array type.
16239 (build_function_type): Function types require structural equality,
16240 because they contain default arguments, attributes, etc.
16241 (build_method_type_directly): Ditto for method types.
16242 (build_offset_type): Build the canonical offset type.
16243 (build_complex_type): Build the canonical vector type.
16244 (make_vector_type): Build the canonical vector type.
16245 * tree.h (TYPE_CANONICAL): New.
16246 (TYPE_STRUCTURAL_EQUALITY_P): New.
16247 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16248 (struct tree_type): Added "canonical" field.
16249 * params.h (VERIFY_CANONICAL_TYPES): New.
16250 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16251 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16252 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16253 * doc/invoke.texi (verify-canonical-types): Document --param
16254 parameter for verifying canonical types.
16256 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16258 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16259 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16260 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16261 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16263 * config/rs6000/e500.h: New.
16264 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16265 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16267 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16268 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16269 TARGET_E500_DOUBLE): Remove.
16270 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16271 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16272 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16273 * config/rs6000/rs6000.c (rs6000_override_options): Use
16274 CHECK_E500_OPTIONS.
16276 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16278 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16279 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16280 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16281 rs6000_emit_cmove): Don't check TARGET_E500.
16282 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16283 sordered): Don't check TARGET_E500.
16285 2007-01-01 Eric Christopher <echristo@apple.com>
16287 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16288 HARD_REGISTER_NUM_P.
16290 2007-01-01 Roger Sayle <roger@eyesopen.com>
16292 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16293 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16294 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16297 2007-01-01 Mike Stump <mrs@apple.com>
16299 * configure.ac: Remove support for building with Apple's gcc-3.1.
16301 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16303 PR middle-end/30311
16304 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16305 REG is a hard register. Do not modify REG before calling
16307 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16308 multiple of the size of YMODE for certain lowpart cases.
16310 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16312 PR middle-end/30253
16313 * gimplify (voidify_wrapper_expr): Update for
16314 GIMPLE_MODIFY_STMT.
16316 2007-01-01 Andreas Schwab <schwab@suse.de>
16319 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16320 save of BR0 in extra_spill_size instead of spill_size.
16321 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16323 (ia64_expand_epilogue): Restore BR0 from its new location.
16325 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16327 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16328 Use a temporary variable if the left hand side is not a gimple
16331 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16333 * gimplify.c (gimplify_return_expr): Make the temporary variable
16334 for the return expression, a gimple register variable.
16336 2007-01-01 Jan Hubicka <jh@suse.cz>
16338 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16341 2007-01-01 Mike Stump <mrs@apple.com>
16343 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16345 * config/darwin.c (machopic_select_rtx_section): Use
16346 HAVE_GAS_LITERAL16.
16347 (darwin_mergeable_constant_section): Likewise.
16348 * configure: Regenerate.
16349 * config.in: Regenerate.
16351 2007-01-01 Jan Hubicka <jh@suse.cz>
16352 Andrew Pinski <pinskia@gmail.com>
16354 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16355 before starting IPA passes.