1 2007-06-13 Eric Christopher <echristo@apple.com>
3 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
4 the user set a value below STACK_BOUNDARY.
6 2007-06-13 Thiemo Seufer <ths@networkno.de>
8 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
9 imply -lpthread for -pthread.
11 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
13 * basic-block.h: Remove the prototype for
14 free_basic_block_vars.
15 * cfglayout.h: Remove the prototype for
16 insn_locators_initialize.
17 * tree.h: Remove the prototype for emit_line_note.
19 * tree-ssa-pre.c (mergephitemp): Remove.
20 (init_pre): Don't use mergephitemp.
22 2007-06-13 Eric Christopher <echristo@apple.com>
24 * config/i386/i386.c (override_options): If we've specified
25 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
27 2007-06-13 Bob Wilson <bob.wilson@acm.org>
29 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
32 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
34 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
35 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
36 (eh_store_handler): New pattern.
37 (eh_return): Emit it instead of a plain move.
39 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
42 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
43 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
46 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
48 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
49 (find_next_insn_start, find_load): New functions.
50 (bfin_reorg): Use them to deal with the fact that parallel insns are
51 no longer represented as a SEQUENCE.
53 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
55 * config/sparc/sparc.c (sparc_override_options): Initialize
58 2007-06-13 Dave Korn <dave.korn@artimi.com>
60 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
63 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
65 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
66 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
67 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
68 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
69 tree-vect-transform.c: Fix comment typos. Follow spelling
72 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
74 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
75 to the exit block use set.
76 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
77 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
79 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
81 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
82 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
84 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
85 (dbg_cnt_process_opt): Print an error on a bad argument.
86 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
87 * common.opt (-fdbg-cnt-list): New.
88 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
90 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
92 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
93 flag on ref-all pointers.
95 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
98 * expr.c (expand_expr_addr_expr_1): Call expand_expr
99 for the offset with the modifier as EXPAND_INITIALIZER
100 if the modifier is EXPAND_INITIALIZER.
101 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
102 a register if we had an overflow.
104 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
106 * real.c (real_isfinite): New.
108 * real.h (real_isfinite): New.
109 * builtins.c: Use it.
111 2007-06-12 Ian Lance Taylor <iant@google.com>
112 Daniel Berlin <dberlin@dberlin.org>
115 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
116 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
117 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
118 (DECL_NO_TBAA_P): Define.
119 (struct tree_decl_common): Add no_tbaa_flag field.
120 * tree-ssa-structalias.c (struct variable_info): Add
121 no_tbaa_pruning field.
122 (new_var_info): Initialize no_tbaa_pruning field.
123 (unify_nodes): Copy no_tbaa_pruning field.
124 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
125 (dump_solution_for_var): Print no_tbaa_pruning flag.
126 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
128 (compute_tbaa_pruning): New static function.
129 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
130 Call compute_tbaa_pruning.
131 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
132 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
133 * gimple-low.c (lower_stmt): Likewise.
134 * tree-gimple.c (is_gimple_stmt): Likewise.
135 * tree-ssa-operands.c (get_expr_operands): Likewise.
136 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
137 * tree-inline.c (estimate_num_insns_1): Likewise.
138 (copy_result_decl_to_var): Likewise.
139 * expr.c (expand_expr_real_1): Likewise.
140 * tree-pretty-print.c (dump_generic_node): Likewise.
141 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
142 * omp-low.c (omp_copy_decl_2): Likewise.
143 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
144 * doc/c-tree.texi (Expression trees): Document
145 CHANGE_DYNAMIC_TYPE_EXPR.
147 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
149 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
150 with !HONOR_NANS and !HONOR_INFINITIES.
151 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
153 2007-06-12 Tristan Gingold <gingold@adacore.com>
155 * gcov.c: Comments updated.
156 (source_info): Add file_time field.
157 (source_index): New variable.
158 (mutiple_files): New variable.
159 (generate_results): New function extracted from process_file.
160 (process_file): Save and restore chain of functions, generate
161 results and free structures only if not merging results.
162 (release_structures): File names are now freed in create_file_names
163 (create_file_names): Free previous file names.
164 (find_source): File date is now read here and modifications in
165 source files is checked here.
166 (read_graph_file): Only reverse order of functions for the current
168 (make_gcov_file_name): Do not generate long names if input_name is
170 (output_lines): If merging results do not display graph, data and
172 Checking source file modification is done in find_source.
174 * doc/gcov.texi: Append an s to sourcefile.
176 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
178 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
179 (forced_nop): New pattern.
180 * config/bfin/bfin.c: Include "df.h".
181 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
182 (bfin_discover_loop): Use df_get_live_in instead of
183 global_live_at_start.
184 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
185 df_analyze when done.
186 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
187 the insns. Use QImode for the final insn in a bundle. Call
188 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
190 (reorder_var_tracking_notes): New function.
191 (bfin_reorg): Pass no argument to split_all_insns. Don't call
192 update_life_info. Call df_analyze after scheduling and bundle
193 generation. Call reorder_var_tracking_notes if generating these notes.
194 Call df_finish_pass at the end.
196 2007-06-12 Dirk Mueller <dmueller@suse.de>
198 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
199 a comparison, not an assignment.
201 2007-06-12 Olivier Hainque <hainque@adacore.com>
203 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
204 Request walking the subtrees only, leaving the current is_lhs/val_only
206 (convert_non_local_reference): Likewise.
208 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
210 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
212 2007-06-12 Richard Guenther <rguenther@suse.de>
214 PR tree-optimization/15353
215 PR tree-optimization/31657
216 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
217 * timevar.def: Add TV_TREE_IFCOMBINE.
218 * tree-pass.h (pass_tree_ifcombine): Declare.
219 * tree-ssa-ifcombine.c: New file.
220 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
221 * tree-flow.h (blocks_in_phiopt_order): Declare.
222 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
223 (tree-ssa-ifcombine.o): New dependencies.
225 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
227 PR rtl-optimization/32293
228 * combine.c (simplify_if_then_else): Truncate return from
229 nonzero_bits() to correct mode.
231 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
233 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
234 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
236 2007-06-11 Diego Novillo <dnovillo@google.com>
238 * Makefile.in (reload1.o-warn): Remove.
240 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
242 * combine.c (subst): Use reg_overlap_mentioned_p
243 instead of comparing register numbers directly.
245 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
247 * reload1.c (mark_home_live_1): Use the mode parameter.
249 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
251 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
252 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
256 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
258 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
260 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
262 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
263 from integer registers.
264 (FP mode splitters): Handle TFmode.
266 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
268 * tree-ssa-structalias.c (find_what_p_points_to): Return false
269 for ref-all pointers that point-to anything.
271 2007-06-11 Joseph Myers <joseph@codesourcery.com>
273 * config/arm/arm.c (arm_output_dwarf_dtprel,
274 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
276 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
278 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
279 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
282 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
284 * gcc/tree.c (signed_or_unsigned_type_for): New.
285 (unsigned_type_for): Use signed_or_unsigned_type_for.
286 (signed_type_for): Use signed_or_unsigned_type_for.
287 * gcc/tree.h (signed_or_unsigned_type_for): New.
288 (get_signed_or_unsigned_type): Remove.
289 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
290 lang_hooks.types.signed_type
291 (size_diffop): Likewise.
292 (all_ones_mask_p): Likewise.
293 (build_range_check): Likewise.
294 (fold_cond_expr_with_comparison): Likewise.
295 (fold_cond_expr_with_comparison): Likewise.
296 (unextend): Likewise.
297 (extract_muldiv_1): Likewise.
298 (fold_single_bit_test_into_sign_test): Likewise.
299 (fold_binary): Likewise.
300 (fold_ternary): Likewise.
301 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
302 instead of get_signed_or_unsigned_type.
303 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
304 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
305 * gcc/expr.c (signed_or_unsigned_type_for): Use
306 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
307 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
308 (lhd_signed_or_unsigned_type): Remove.
309 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
310 signed_or_unsigned_type.
311 (lhd_signed_or_unsigned_type): Remove.
312 * gcc/expmed.c (make_tree): Use signed_type_for instead of
313 lang_hooks.types.signed_type.
314 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
315 c_common_signed_type instead of lang_hooks.types.signed_type.
316 (c_common_unsigned_type): New.
317 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
318 (shorten_compare): Use c_common_unsigned_type instead of
319 c_common_signed_or_unsigned_type.
320 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
322 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
323 lang_hooks.types.signed_type.
324 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
325 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
326 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
327 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
328 instead of unsigned_type_for.
329 * gcc/c-decl.c (groakdeclarator): Likewise.
330 * gcc/c-typeck.c (convert_for_assignment): Likewise.
331 * gcc/c-common.h (c_common_unsigned_type): New.
333 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
336 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
337 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
339 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
342 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
343 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
345 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
346 Sebastian Pop <sebpop@gmail.com>
348 * lambda-code.c (remove_iv): New.
349 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
351 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
353 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
354 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
355 * tree-ssa-loop-prefetch.c: Include optabs.h.
356 (FENCE_FOLLOWING_MOVNT): New macro.
357 (struct mem_ref): Add independent_p and storent_p fields.
358 (record_ref): Initalize the new fields.
359 (gather_memory_references_ref): Return true if the reference
361 (gather_memory_references): Check whether all memory accesses
362 in loop were recorded.
363 (should_issue_prefetch_p): Return false for nontemporal stores.
364 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
365 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
366 (determine_loop_nest_reuse): Detect independent memory references.
367 (loop_prefetch_arrays): Call mark_nontemporal_stores.
368 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
369 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
370 * config/i386/i386.h (x86_mfence): Declare.
371 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
372 * config/i386/i386.c (x86_mfence): New variable.
373 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
375 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
376 * optabs.c (init_optabs): Initialize storent_optab.
377 * optabs.h (enum optab_index): Add OTI_storent.
378 (storent_optab): Declare.
379 * genopinit.c (optabs): Add initialization for storent_optab.
380 * tree.h (MOVE_NONTEMPORAL): New macro.
381 * expr.c (expand_assignment, store_expr, store_constructor_field,
382 store_constructor, store_field, expand_expr_real_1): Propagate
383 nontemporality of the expanded store.
384 (emit_storent_insn): New function.
385 * expr.h (expand_assignment, store_expr): Declaration changed.
386 * function.c (assign_parm_setup_reg): Pass false as nontemporality
387 to expand_assignment.
388 * stmt.c (expand_asm_expr): Ditto.
389 * calls.c (initialize_argument_information): Pass false as
390 nontemporality to store_expr.
391 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
394 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
396 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
398 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
400 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
402 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
403 and allow DECL_P here.
405 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
407 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
408 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
409 track of the size of the expression.
410 * cfghooks.c (merge_blocks): Remove block from loops structure only
411 after call of the merge_blocks hook.
413 2007-06-09 Tom Tromey <tromey@redhat.com>
415 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
416 (deprecated_state): Removed.
417 (start_decl): Update.
418 (enum deprecated_states): Moved earlier.
419 (groktypename): Update.
420 (push_parm_decl): Likewise.
421 (grokfield): Likewise.
422 (start_function): Likewise.
424 2007-06-09 Ian Lance Taylor <iant@google.com>
426 PR tree-optimization/32169
427 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
428 CONVERT_EXPR, check whether min and max both converted to an
429 overflow infinity representation.
431 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
433 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
434 not inserted on the edge.
436 2007-06-08 Bob Wilson <bob.wilson@acm.org>
438 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
439 instructions if they are supported.
440 (__divsi3, __umodsi3, __modsi3): Likewise.
441 (__ashldi3, __ashrdi3, __lshrdi3): New.
442 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
444 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
445 Tony Linthicum <tony.linthicum@amd.com>
447 * doc/extend.texi: Add fvect-cost-model flag.
448 * common.opt (fvect-cost-model): New flag.
449 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
450 cost fields in stmt_vec_info struct for STMT.
451 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
452 fields in stmt_vec_info struct and access functions for the same.
453 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
454 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
455 load, store and vector to scalar operation.
456 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
457 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
458 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
459 (TARG_VEC_STORE_COST): Define cost of vector store.
460 (vect_estimate_min_profitable_iters): Define new function.
461 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
462 check to evaluate if loop iterations are less than minimum profitable
463 iterations determined by cost model or minimum vect loop bound defined
464 by user, whichever is more conservative.
465 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
466 run-time check to evaluate if loop iterations are less than minimum
467 profitable iterations determined by cost model or minimum vect loop
468 bound defined by user, whichever is more conservative.
469 (vect_estimate_min_profitable_iterations): New function to estimate
470 mimimimum iterartions required for vector version of loop to be
471 profitable over scalar version.
472 (vect_model_reduction_cost): New function.
473 (vect_model_induction_cost): New function.
474 (vect_model_simple_cost): New function.
475 (vect_cost_strided_group_size): New function.
476 (vect_model_store_cost): New function.
477 (vect_model_load_cost): New function.
478 (vectorizable_reduction): Call vect_model_reduction_cost during
480 (vectorizable_induction): Call vect_model_induction_cost during
482 (vectorizable_load): Call vect_model_load_cost during analysis phase.
483 (vectorizable_store): Call vect_model_store_cost during analysis phase.
484 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
485 vectorizable_promotion, vectorizable_demotion): Call
486 vect_model_simple_cost during analysis phase.
488 2007-06-08 Simon Baldwin <simonb@google.com>
490 * reg-stack.c (get_true_reg): Readability change. Moved default case
491 label into direct switch statement scope.
493 2007-06-08 Simon Baldwin <simonb@google.com>
495 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
496 in gcc_assert() with '==' comparison.
498 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
501 TARGET_ABM handling of x86_popcnt variable.
503 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
505 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
506 __builtin_copysignq and __builtin_infq built-in functions.
508 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
510 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
511 SSE4.2 section. Correct built-in function names in SSE4A section.
513 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
515 PR tree-optimization/32243
516 * tree-vect-transform.c (vectorizable_type_promotion): Move check
517 for ncopies after ratio check between nunits_out and nunits_in.
518 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
520 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
522 PR tree-optimization/32224
523 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
524 vectorization upon a non GIMPLE_MODIFY_STMT.
526 2007-06-08 Christian Bruel <christian.bruel@st.com>
529 * config/sh/sh.md (doloop_end): New pattern and splitter.
530 * loop-iv.c (simple_rhs_p): Check for hardware registers.
532 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
535 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
537 (verify_dominators): Do not change dominance tree.
539 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
541 * config/sh/constraints.md: New file.
542 * config/sh/sh.c: Include tm-constrs.h.
543 (reg_class_from_letter): Remove.
544 (prepare_cbranch_operands): Use satisfies_constraint_*
545 function instead of macro.
546 (andcosts, broken_move, sh_secondary_reload): Likewise.
547 * config/sh/predicates.md (trapping_target_operand): Likewise.
548 (and_operand, arith_operand, arith_reg_or_0_operand,
549 cmp_operand, logical_operand, target_operand,
550 ua_address_operand, ua_offset, xor_operand): Likewise.
551 * config/sh/sh.md: Include constraints.md.
552 (*movsicc_t_false): Use satisfies_constraint_* function
554 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
555 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
556 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
557 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
558 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
559 (REG_CLASS_FROM_CONSTRAINT): Remove.
560 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
561 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
562 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
563 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
564 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
565 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
566 function instead of macro.
567 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
568 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
569 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
570 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
571 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
572 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
573 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
574 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
575 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
576 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
577 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
578 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
579 EXTRA_CONSTRAINT_STR): Likewise.
580 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
582 2007-06-07 Geoffrey Keating <geoffk@apple.com>
584 * config/i386/darwin.h (STACK_BOUNDARY): Define.
586 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
589 * c-common.h (flag_cpp0x): Replaced by...
590 (cxx_dialect): ... this new variable specifying the C++ dialect that
592 * c-common.c (flag_cpp0x): Removed.
593 (cxx_dialect): Defined.
594 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
596 * c-opts.c (c_common_post_options): Likewise.
597 (set_std_cxx98): Set cxx_dialect to cxx98.
598 (set_std_cxx0x): Set cxx_dialect to cxx0x.
600 2007-06-07 Geoffrey Keating <geoffk@apple.com>
601 Hui-May Chang <hm.chang@apple.com>
603 * doc/invoke.texi (Darwin Options): Update documentation for
604 -mmacosx-version-min.
605 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
606 * config/darwin-driver.c: New file.
607 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
608 * config/t-darwin (darwin-driver.o): New rule.
610 * config/darwin-c.c (version_as_macro): Ignore low digit.
612 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
614 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
615 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
616 (CSGNMODE): New mode macro.
617 (CSGNVMODE): New mode attribute.
618 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
619 expander using CSGNMODE mode macro. Handle TFmode.
620 (copysign<mode>3_const): Rename from copysignsf3_const and
621 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
623 (copysign<mode>3_var): Rename from copysignsf3_var and
624 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
626 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
627 mode macro. Handle TFmode.
628 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
629 (iortf3, *iortf3): Ditto.
630 (xortf3, *xortf3): Ditto.
631 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
632 TFmode and TImode masks.
633 (ix86_expand_copysign): Expand TFmode copysign insn.
634 (IX86_BUILTIN_INFQ): New.
635 (IX86_BUILTIN_FABSQ): Ditto.
636 (IX86_BUILTIN_COPYSIGNQ): Ditto.
637 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
638 [__builtin_fabsq]: Ditto.
639 [__builtin_copysignq]: Ditto.
640 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
641 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
642 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
643 ix86_expand_binop_builtin().
645 2007-06-07 Bob Wilson <bob.wilson@acm.org>
647 * config/xtensa/lib1funcs.asm: Clean up whitespace.
649 2007-06-07 Steve Ellcey <sje@cup.hp.com>
652 * rtl.h (push_to_sequence2): New.
653 * emit-rtl.c (push_to_sequence2): New.
654 * function.c (assign_parm_data_all): Add new fields.
655 (assign_parm_setup_block): Call push_to_sequence2 instead of
657 (assign_parm_setup_reg): Ditto.
658 (assign_parm_setup_stack): Ditto.
659 (assign_parms_unsplit_complex): Ditto.
660 (assign_parms): Change field name.
662 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
664 PR tree-optimization/32220
665 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
666 phi node is reached before defining statement.
668 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
671 * tree-vect-transform.c (vectorizable_call): Call update_stmt
672 after changing the right hand side of the assignment.
674 2007-06-06 Eric Christopher <echristo@apple.com>
676 * config.gcc (i?86-*-darwin*): Remove arch parameter.
677 (x86_64-*-darwin*): Ditto.
678 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
679 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
681 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
683 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
686 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
687 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
689 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
690 (add_cost_one_coalesce): Likewise.
691 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
692 variable names. Rename orig to orig_name for consistency.
693 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
695 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
696 (record_equivalences_from_stmt): Likewise.
697 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
698 the coding conventions.
699 (memory_ssa_name_same): Likewise.
700 (dse_optimize_stmt): Likewise.
701 (dse_record_phis): Likewise.
702 (dse_finalize_block): Likewise.
703 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
704 keywords as variable names.
705 (may_move_till): Cast according to the coding conventions.
706 (force_move_till_expr): Avoid using C++ keywords as variable names.
707 (force_move_till): Cast according to the coding conventions.
708 (memref_hash): Likewise.
709 (memref_eq): Likewise.
710 (gather_mem_refs_stmt): Likewise.
711 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
712 keywords as variable names.
713 (idx_find_step): Cast according to the coding conventions.
714 (idx_record_use): Likewise.
715 (find_depends): Likewise.
716 (prepare_decl_rtl): Likewise.
717 (mbc_entry_hash): Likewise.
718 (mbc_entry_eq): Likewise.
719 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
720 (simplify_replace_tree): Avoid using C++ keywords as variable names.
721 (idx_infer_loop_bounds): Cast according to the coding conventions.
722 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
723 * tree-ssa-math-opts.c (occ_new ): Likwise.
724 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
726 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
728 (add_use_op): Likewise.
730 (add_vuse_op): Likewise.
731 (add_vdef_op): Likewise.
732 (get_expr_operands): Likewise.
733 (push_stmt_changes): Use type safe memory macros.
734 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
735 keywords as variable names.
736 (conditional_replacement): Likewise.
737 (minmax_replacement): Likewise.
738 (abs_replacement): Likewise.
739 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
741 (insert_fake_stores): Avoid using C++ keywords as variable names.
742 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
744 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
745 (heapvar_insert): Use type safe memory macros.
746 (new_var_info): Cast according to the coding conventions.
747 (new_constraint): Likewise.
748 (remove_preds_and_fake_succs): Use type safe memory macros.
749 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
751 (thread_single_edge): Likewise.
752 (thread_through_loop_header): Likewise.
754 2007-06-06 Eric Christopher <echristo@apple.com>
756 * config/i386/i386.c (override_options): Move handling
757 of TARGET_SUBTARGET* earlier.
759 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
761 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
764 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
766 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
767 emited outside of basic block.
768 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
770 * rtl.h (delete_insn_chain): Declaration changed.
771 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
773 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
774 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
775 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
776 to delete_insn_chain.
777 (rtl_verify_flow_info_1): Verify that the insns in header and footer
778 do not have bb field set.
779 (rtl_verify_flow_info): Verify that insns between basic blocks do not
781 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
782 * cfgcleanup.c (try_optimize_cfg): Ditto.
784 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
786 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
787 (lambda_body_vector_new): Use type safe memory macros.
788 (lambda_linear_expression_new): Likewise.
789 (lambda_loopnest_new): Likewise.
790 (lambda_lattice_new): Likewise.
791 (replace_uses_equiv_to_x_with_y): Cast according to the coding
792 conventions. Use type safe memory macros.
793 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
794 (lambda_body_vector_s): Likewise.
795 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
796 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
798 2007-06-06 Richard Guenther <rguenther@suse.de>
800 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
801 if we need to schedule cfg_cleanup.
802 (tree_ssa_forward_propagate_single_use_vars): Do so.
804 2007-06-06 Ian Lance Taylor <iant@google.com>
806 * fold-const.c (merge_ranges): If range_successor or
807 range_predecessor fail, just return 0.
809 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
811 PR tree-optimization/32216
812 * tree-vectorizer.c (supportable_widening_operation): Determine
813 signedness of FIX_TRUNC_EXPR from output operand.
814 (supportable_narrowing_operation): Ditto.
815 * tree-vect-generic.c (expand_vector_operations_1): Determine
816 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
819 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
821 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
822 (struct pta): ...from here. Change flags to unsigned to avoid
823 excessive casting (as it is used as a bit mask).
824 (override_options): Add casts according to the coding convenventions.
825 (x86_64_elf_unique_section): Likewise.
826 (examine_argument): Avoid using C++ keywords as variable names.
827 (construct_container): Likewise.
828 (legitimize_pic_address): Likewise.
829 (get_dllimport_decl): Cast according to the coding conventions. Use
830 type safe memory macros.
831 (legitimize_address): Cast according to the coding conventions.
832 (emit_i387_cw_initialization): Corrected the type of slot to enum
834 (ix86_init_machine_status): Use type safe memory macros.
835 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
836 (bdesc_pcmpistr): Likewise.
837 (bdesc_crc32): Likewise.
838 (bdesc_sse_3arg): Likewise.
839 (bdesc_2arg): Likewise.
840 (bdesc_1arg): Likewise.
841 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
842 (ix86_expand_sse_pcmpistr): Likewise.
843 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
844 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
845 int to match the langhook definition.
846 (ix86_builtin_conversion): Change the type of code to unsigned init to
847 match the langhook definition.
848 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
850 (ix86_preferred_output_reload_class): Likewise.
851 (ix86_cannot_change_mode_class): Likewise.
852 (ix86_memory_move_cost): Likewise.
853 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
854 avoid excessive casting later on.
855 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
857 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
860 as flags setting insn.
861 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
863 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
865 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
867 ("sse4_1_round<mode>2"): New insn pattern.
868 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
870 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
871 expander using SSEMODEF mode macro. Expand using
872 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
873 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
874 expander using SSEMODEF mode macro. Expand using
875 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
876 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
877 expander using SSEMODEF mode macro. Expand using
878 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
879 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
880 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
881 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
884 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
885 Sebastian Pop <sebpop@gmail.com>
887 * lambda.h (build_linear_expr): New.
888 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
889 Use build_linear_expr, call fold and force_gimple_operand.
890 (lambda_loopnest_to_gcc_loopnest): Check that there is
892 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
894 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
896 PR preprocessor/23479
897 * doc/extend.texi: Document the 0b-prefixed binary integer
900 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
902 PR tree-optimization/32215
903 * tree-vectorizer.c (supportable_widening_operation): Return false
904 for unsupported FIX_TRUNC_EXPR tree code.
905 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
907 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
909 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
910 register on SPE targets. Change documentation to reflect
912 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
913 Change FIXED_SCRATCH to 14 and document why we're keeping r14
914 out of the register allocation pool.
915 (rs6000_reg_live_or_pic_offset_p): New function.
916 (rs6000_emit_prologue): Move the actual saving of LR up to free
917 r0 for holding r11. Split saving of SPE 64-bit registers into
918 its own case. Ensure that offsets will always be in-range for
919 'evstdd' by using r11 as a scratch register to point at the start
920 of the SPE save area. Save r11 if necessary, as it is the static
922 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
923 into its own case. Ensure that offsets will always be in-range
924 for 'evldd' by using r11 as a scratch register to point at the
925 start of the SPE save area. Also adjust r11 when restoring
926 the stack pointer to compensate for pre-loading r11.
928 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
930 * cfg.c (init_flow): Use type safe memory macros.
931 (alloc_block): Likewise.
932 (unchecked_make_edge): Likewise.
933 (dump_flow_info): Avoid using C++ keywords as variable names.
934 (copy_original_table_clear): Cast according to the coding conventions.
935 (copy_original_table_set): Likewise.
936 * cfgexpand (label_rtx_for_bb): Likewise.
937 (expand_gimple_basic_block): Likewise.
938 * cfghooks.c (dump_bb): Likewise.
939 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
941 (lv_add_condition_to_bb): Likewise.
942 * cfglayout (relink_block_chain): Cast according to the coding
944 (fixup_reorder_chain): Likewise.
945 (fixup_fallthru_exit_predecessor): Likewise.
946 * cfgloop.c (glb_enum_p): Likewise.
947 (get_exit_description): Likewise.
948 (dump_recorded_exit): Likewise.
949 * cfgloop.h (enum loop_estimation): Move out of struct scope...
950 (struct loop): ... from here.
951 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
953 * cfgrtl.c (rtl_create_basic_block): Likewise.
954 (rtl_split_block): Likewise.
955 (rtl_dump_bb): Likewise.
956 (cfg_layout_split_block): Likewise.
957 (init_rtl_bb_info): Use typesafe memory macros.
959 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
960 * graphds.h: Updated all usages of edge to graph_edge.
961 * graphds.c: Likewise.
962 * cfgloopanal.c: Likewise.
964 2007-06-05 Ian Lance Taylor <iant@google.com>
966 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
967 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
968 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
970 (test_for_singularity): Likewise.
972 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
974 * config/i386/constraints.md ("Y2"): Replaced by ...
976 * config/i386/i386.md: Likewise.
977 * config/i386/mmx.md: Likewise.
978 * config/i386/sse.md: Likewise.
980 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
982 * config/i386/constraints.md ("z"): Replaced by ...
984 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
985 (sse4_1_blendvps): Likewise.
986 (sse4_1_pblendvb): Likewise.
987 (sse4_2_pcmpestr): Likewise.
988 (sse4_2_pcmpestrm): Likewise.
989 (sse4_2_pcmpestr_cconly): Likewise.
990 (sse4_2_pcmpistr): Likewise.
991 (sse4_2_pcmpistrm): Likewise.
992 (sse4_2_pcmpistr_cconly): Likewise.
994 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
996 * matrix-reorg.c (transform_access_sites): Fix computation.
997 (transform_allocation_sites): Same.
999 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1001 * config/i386/i386.c (override_options): Use
1002 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1004 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1006 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1007 (nonimm_not_xmm0_operand): Ditto.
1008 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1009 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1010 as operand[2] predicate. Require "z" class XMM register for
1011 operand[3]. Adjust asm template.
1012 ("sse4_1_blendvpd"): Ditto.
1013 ("sse4_1_pblendvb"): Ditto.
1014 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1015 force op2 into xmm0 register for variable blend instructions.
1017 2007-06-04 Tom Tromey <tromey@redhat.com>
1019 * c-tree.h (start_enum): Update.
1020 (build_enumerator): Likewise.
1021 * c-decl.c (enum_next_value): Removed.
1022 (enum_overflow): Likewise.
1023 (start_enum): Add c_enum_contents argument. Don't use globals.
1024 (build_enumerator): Likewise.
1025 * c-tree.h (struct c_enum_contents): New struct.
1027 2007-06-04 Tom Tromey <tromey@redhat.com>
1029 * c-common.c (c_common_get_alias_set): Fix indentation.
1031 2007-06-04 Ian Lance Taylor <iant@google.com>
1033 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1034 to overflow, reduce overflow infinity to regular infinity.
1035 (vrp_var_may_overflow): New static function.
1036 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1038 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1040 * stor-layout.c (layout_type): Remove duplicate code.
1042 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1045 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1046 before build_common_builtin_nodes ().
1048 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1051 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1053 2007-06-04 Jan Hubicka <jh@suse.cz>
1055 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1056 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1057 instead of _stat version.
1059 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1061 PR tree-optimization/32194
1062 * tree-predcom.c (determine_offset): Check that both references have
1065 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1067 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1068 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1069 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1070 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1071 Add argument to iterate_fix_dominators call.
1072 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1073 * gcse.c (hoist_code): Change domby to vector.
1074 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1075 Add argument to iterate_fix_dominators call.
1076 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1077 recompute_dominator.
1078 * lambda-code.c (perfect_nestify): Ditto.
1079 * cfgloopanal.c: Include graphds.h.
1080 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1081 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1082 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1084 * graphds.c: New file.
1085 * graphds.h: New file.
1086 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1087 (get_dominated_by, get_dominated_by_region): Change return type to
1089 (verify_dominators): Recompute all dominators and compare the results.
1090 (recount_dominator): Renamed to ...
1091 (recompute_dominator): ... this. Do not check that the block is
1093 (iterate_fix_dominators): Reimplemented.
1094 (prune_bbs_to_update_dominators, root_of_dom_tree,
1095 determine_dominators_for_sons): New functions.
1096 * et-forest.c (et_root): New function.
1097 * et-forest.h (et_root): Declare.
1098 * Makefile.in (graphds.o): Add.
1099 (cfgloopanal.o): Add graphds.h dependency.
1100 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1101 * basic-block.h (get_dominated_by, get_dominated_by_region,
1102 iterate_fix_dominators): Declaration changed.
1103 (recount_dominator): Renamed to ...
1104 (recompute_dominator): ... this.
1105 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1106 (thread_through_all_blocks): Do not free dominance info.
1108 2007-06-03 Andreas Schwab <schwab@suse.de>
1110 * config/m68k/m68k.c (override_options): Don't override
1112 * config/m68k/m68k-modes.def (SF, DF): Define to use
1113 motorola_single_format and motorola_double_format, resp.
1114 * real.c (motorola_single_format): Renamed from
1115 coldfire_single_format.
1116 (motorola_double_format): Renamed from coldfire_double_format.
1117 (encode_ieee_extended): Generate a proper canonical NaN image
1118 respecting canonical_nan_lsbs_set.
1119 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1121 * real.h: Adjust declarations.
1123 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1126 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1127 the symbol is generated with the stack protector.
1129 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1131 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1132 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1134 * doc/extend.texi (interrupt): Mention m68k.
1136 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1139 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1140 (ix86_expand_sse_pcmpestr): Do not check operands for
1141 "register_operand", when insn operand predicate is "register_operand".
1142 (ix86_expand_sse_pcmpistr): Ditto.
1144 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1145 Uros Bizjak <ubizjak@gmail.com>
1147 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1148 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1149 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1150 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1151 * config/i386/constraints.md ("z"): New register constraint
1152 for members of SSE_FIRST_REG class.
1153 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1154 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1155 SSE_FIRST_REG class.
1156 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1157 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1158 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1159 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1160 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1161 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1162 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1163 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1164 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1165 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1166 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1167 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1168 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1169 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1170 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1171 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1172 (struct builtin_description): Change "flag" field to unsigned.
1173 (bdesc_pcmpestr): New builtin description table.
1174 (bdesc_pcmpistr): Likewise.
1175 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1176 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1177 Initialize pcmp[ei]str[im] insns for SSE4.2.
1178 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1179 (ix86_expand_sse_pcmpistr): Likewise.
1180 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1181 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1182 (UNSPEC_PCMPISTR): Likewise.
1183 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1184 (sse4_2_pcmpestri):New isns pattern.
1185 (sse4_2_pcmpestrm): Likewise.
1186 (sse4_2_pcmpestr_cconly): Likewise.
1187 (sse4_2_pcmpistr): New insn patern and splitter.
1188 (sse4_2_pcmpistri):New isns pattern.
1189 (sse4_2_pcmpistrm): Likewise.
1190 (sse4_2_pcmpistr_cconly): Likewise.
1191 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1194 2007-06-01 David Daney <ddaney@avtrex.com>
1196 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1197 LOADGP_ABSOLUTE and not binds_local_p.
1199 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1201 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1203 2007-06-01 Ian Lance Taylor <iant@google.com>
1205 * tree-vrp.c (compare_name_with_value): Always set
1206 used_strict_overflow if we get a result from the variable itself.
1208 2007-06-01 Ian Lance Taylor <iant@google.com>
1210 PR rtl-optimization/31455
1211 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1212 subregs which have a cast between modes which are not tieable.
1214 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1216 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1217 breaks after return statements.
1219 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1221 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1222 only after no_new_pseudos.
1224 2007-05-31 Eric Christopher <echristo@apple.com>
1226 * expr.c (convert_move): Assert that we don't have a BLKmode
1228 (store_expr): Handle BLKmode moves by calling emit_block_move.
1230 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1232 * c-typeck.c (build_indirect_ref): Include type in error message.
1233 (build_binary_op): Pass types to binary_op_error.
1234 * c-common.c (binary_op_error): Take two type arguments, print out
1236 * c-common.h (binary_op_error): Update prototype.
1238 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1240 * config/i386/i386.c: Correct coments on -mno-sse4.
1242 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1244 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1245 (x86_64-*-*): Likewise.
1246 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1247 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1248 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1249 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1250 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1251 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1252 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1253 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1254 (OPTION_MASK_ISA_SSE4): Likewise.
1255 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1256 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1257 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1258 (override_options): Support SSE4.2.
1259 (ix86_build_const_vector): Support SImode and DImode.
1260 (ix86_build_signbit_mask): Likewise.
1261 (ix86_expand_int_vcond): Support V2DImode.
1262 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1263 (IX86_BUILTIN_CRC32HI): Likewise.
1264 (IX86_BUILTIN_CRC32SI): Likewise.
1265 (IX86_BUILTIN_CRC32DI): Likewise.
1266 (IX86_BUILTIN_PCMPGTQ): Likewise.
1267 (bdesc_crc32): Likewise.
1268 (bdesc_sse_3arg): Likewise.
1269 (ix86_expand_crc32): Likewise.
1270 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1271 (ix86_expand_builtin): Likewise.
1272 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1273 __SSE4_2__ for -msse4.2.
1274 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1275 (CRC32MODE): Likewise.
1276 (crc32modesuffix): Likewise.
1277 (crc32modeconstraint): Likewise.
1278 (sse4_2_crc32<mode>): Likewise.
1279 (sse4_2_crc32di): Likewise.
1280 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1282 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1283 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1284 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1285 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1286 (vcondu<mode>): Likewise.
1287 * doc/extend.texi: Document SSE4.2 built-in functions.
1288 * doc/invoke.texi: Document -msse4.2/-msse4.
1290 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1292 PR tree-optimization/32160
1293 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1294 variable as gimple reg.
1295 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1297 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1299 * gcc.c (main): Don't consider linker options when issuing the
1300 warning about a linker input file not being used.
1302 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1304 * tree-vrp.c (compare_names): Initialize sop.
1306 2007-05-30 Dirk Mueller <dmueller@suse.de>
1308 * cgraphunit.c (cgraph_analyze_function): Remove
1309 computation of inline parameters.
1311 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1313 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1315 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1317 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1318 Add vx-common.h. Include vxworks.h between vx-common.h and
1320 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1322 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1323 (TARGET_ASM_DESTRUCTOR): Likewise.
1324 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1325 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1326 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1327 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1328 (VXWORKS_ENDIAN_SPEC): Define.
1329 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1330 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1331 VXWORKS_* equivalents.
1332 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1333 (ASM_FILE_START): Delete.
1334 (TARGET_VERSION): Reformat.
1335 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1336 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1337 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1338 (FPBIT, DPBIT): Define.
1339 (fp-bit.c, dp-bit.c): New rules.
1340 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1341 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1342 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1343 * config/arm/arm.h: Include vxworks-dummy.h.
1344 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1345 Mark with ATTRIBUTE_UNUSED.
1346 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1347 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1348 make it incompatible with -msingle-pic-base.
1349 (arm_function_ok_for_sibcall): Return false for calls that might
1350 go through a VxWorks PIC PLT entry.
1351 (require_pic_register): New function, split out from...
1352 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1354 (arm_load_pic_register): Handle the VxWorks RTP initialization
1355 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1356 (arm_emit_call_insn): New function.
1357 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1358 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1359 (pic_offset_arm): New pattern.
1360 (call, call_value): Use arm_emit_call_insn.
1361 (call_internal, call_value_internal): New expanders.
1362 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1363 VxWorks unless __PIC__.
1365 2007-05-30 Eric Christopher <echristo@gmail.com>
1367 * genrecog.c: Include regs.h in generated file.
1368 * genemit.c: Ditto. Fix up formatting.
1369 * config/mn10300/constraints.md: New.
1370 * config/mn10300/mn10300.md: Include.
1371 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1372 Fix up for removed macro.
1373 * config/mn10300/predicates.md (call_address_operand): Ditto.
1374 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1375 (CONST_OK_FOR_I): Ditto.
1376 (CONST_OK_FOR_J): Ditto.
1377 (CONST_OK_FOR_K): Ditto.
1378 (CONST_OK_FOR_L): Ditto.
1379 (CONST_OK_FOR_M): Ditto.
1380 (CONST_OK_FOR_N): Ditto.
1381 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1385 (EXTRA_CONSTRAINT): Ditto.
1387 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1389 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1391 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1392 OPTION_MASK_ISA_64BIT.
1393 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1395 2007-05-30 Richard Guenther <rguenther@suse.de>
1398 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1399 types for comparison.
1400 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1401 with original typed arguments.
1402 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1404 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1406 PR tree-optimization/31769
1407 * except.c (duplicate_eh_regions): Clear prev_try if
1408 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1410 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1412 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1413 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1414 bsi of the location where statements should be inserted.
1415 (sink_code_in_bb): Take bsi from statement_sink_location.
1416 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1417 instead of bsi_start.
1418 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1420 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1421 (bsi_move_before): Document inconsistency with bsi_move_after.
1422 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1424 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1426 * config/i386/i386.h (TARGET_ABM): New define.
1427 (TARGET_POPCNT): Ditto.
1428 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1429 New temporary defines to redefine from OPTION_ISA_* defines.
1430 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1431 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1432 (ix86_isa_flags): New extern int declaration.
1433 (TARGET_SUBTARGET_DEFAULT): New define.
1434 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1435 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1436 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1437 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1438 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1439 * config/i386/darwin.h: Change TARGET_64BIT define to
1442 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1443 using existing "ix86_isa_flags" varible.
1444 (m32, m64): Use existing "ix86_isa_flags" variable.
1445 (mmmx, m3dnow): Ditto.
1446 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1447 (mabm): Define as non-negative option using "x86_abm" variable.
1448 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
1450 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
1451 Rewrite feature test bitmap.
1452 (ix86_isa_flags): New initialized global int varible.
1453 (ix86_isa_flags_explicit): New static int variable.
1454 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
1455 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
1456 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
1457 target_flags_explicit.
1458 (override_options): Remove "target_enable" and "target_disable" fields
1459 from "struct ptt". Update processor_target_table accordingly. Remove
1460 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
1461 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
1462 "target_flags" and "ix86_isa_flags_explicit" instead of
1463 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
1464 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
1465 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
1466 to true when either of PTA_POPCNT or PTA_ABM is set in
1467 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
1468 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
1469 processor_alias_table flags entry. Remove handling of
1470 "target_enable" and "target_disable" fields of processor_target_table.
1471 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
1472 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
1473 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
1474 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
1475 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
1477 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
1479 2007-05-29 David Daney <ddaney@avtrex.com>
1482 * config/mips/mips.c (mips_output_mi_thunk): Emit
1483 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
1485 2007-05-29 Hui-May Chang <hm.chang@apple.com>
1486 * config/i386/i386.c (ix86_function_regparm): Added checking of
1487 ix86_force_align_arg_pointer to determine the number of
1488 register parameters.
1490 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
1492 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
1493 (SET_DR_MISALIGNMENT): New.
1494 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
1495 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
1496 Use SET_DR_MISALIGNMENT.
1497 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
1499 * tree-data-ref.c (create_data_ref, compute_all_dependences,
1500 find_loop_nest): Export.
1501 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
1502 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
1503 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
1504 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
1506 (struct mem_ref): Add field reuse_distance.
1507 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
1508 Initialize reuse_distance field.
1509 (issue_prefetch_ref): Select temporality of prefetch according to
1511 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
1512 self_reuse_distance, determine_loop_nest_reuse): New functions.
1513 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
1514 (tree_ssa_prefetch_arrays): Dump L2 cache size.
1515 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
1518 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
1520 * tree-ssa-alias.c: Add aliasing overview.
1522 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
1523 Danny Smith <dannysmith@users.sourceforge.net>
1526 * config/i386/t-crtfm: Compile crtfastmath.o with
1527 -minline-all-stringops.
1528 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
1529 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
1531 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1533 * doc/md.texi: Document constraints on HP PA-RISC.
1535 * pa/constraints.md: New file.
1536 * pa.md: Include constraints.md.
1537 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
1538 (integer_store_memory_operand, ldil_cint_p): New functions.
1539 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
1540 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1541 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
1542 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
1543 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
1545 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
1548 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
1549 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
1550 case POSTDECREMENT_EXPR>): Return the error_mark_node
1551 if either the real or imaginary parts would an
1554 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
1556 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
1557 name when we remove it from a call.
1559 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
1561 * targhooks.c (default_narrow_bitfield): Remove.
1562 * targhooks.h: Remove the prototype for
1563 default_narrow_bitfield.
1565 * langhooks-def.h: Remove the prototype for
1566 hook_get_alias_set_0.
1567 * langhooks.c (hook_get_alias_set_0): Remove.
1569 * global.c (EXECUTE_IF_CONFLICT): Remove.
1571 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1574 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
1575 return true when truth_value_p is true and the type
1578 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1580 * doc/install.texi (Prerequisites): We no longer require Autoconf
1581 2.13 for the top-level.
1583 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
1585 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
1586 memory access via x86_expand_vector_move_misalign() only for
1587 TImode values on 32-bit targets.
1589 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
1591 * matrix-reorg.c: New file. Implement matrix flattening and
1592 transposing optimization.
1593 * tree-pass.h: Add matrix reorg pass.
1594 * common.opt: Add fipa-mreorg flag.
1595 * Makefile.in: Add matrix-reorg.c.
1596 * passes.c: Add matrix reorg pass.
1597 * varpool.c (add_new_static_var): New function.
1598 * cgraph.h (add_new_static_var): Declare.
1600 2007-05-27 Eric Christopher <echristo@apple.com>
1602 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
1603 sp_offset depending on stack size. Save r12 depending
1604 on registers we're saving later.
1605 (rs6000_emit_epilogue): Update sp_offset depending only
1608 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
1610 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
1611 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1612 * ifcvt.c (if_convert): Ditto.
1613 * tree-ssa-threadupdate.c (thread_block): Ditto.
1614 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
1615 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1616 verify_loop_closed_ssa): Check number_of_loops instead of
1618 * predict.c (tree_estimate_probability): Ditto.
1619 * tree-if-conv.c (main_tree_if_conversion): Ditto.
1620 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1621 * modulo-sched.c (sms_schedule): Ditto.
1622 * tree-scalar-evolution.c (scev_const_prop): Ditto.
1623 (scev_finalize): Do not do anything if scev analysis was not
1625 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
1626 current_loops == NULL.
1627 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
1628 * loop-init.c (loop_optimizer_init): Do not free current_loops when
1630 (loop_optimizer_finalize): Assert that loops were analyzed.
1631 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
1632 rtl_doloop): Check number_of_loops instead of current_loops.
1633 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
1634 current_loops == NULL.
1635 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
1636 gate_tree_vectorize tree_linear_transform, check_data_deps,
1637 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
1638 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
1639 Check number_of_loops instead of current_loops.
1640 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
1641 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
1642 free loops if available.
1643 (execute_pre): Do not pass do_fre to fini_pre.
1645 2007-05-27 Tobias Burnus <burnus@net-b.de>
1648 * real.c (mpfr_from_real): Fix sign of -Inf.
1650 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
1652 * tree-vect-transform.c (vectorizable_conversion): Initialize
1653 tree_code variables to ERROR_MARK.
1654 (vectorizable_type_demotion): Likewise.
1655 (vectorizable_type_promotion): Likewise.
1657 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1660 * config/i386/i386.md (movti): Handle push operands via
1663 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1665 * basic-block.h: Remove the prototype for merge_seq_blocks.
1666 * cfgcleanup.c (merge_seq_blocks): Remove.
1668 * tree-flow.h: Remove the prototype for is_aliased_with.
1669 * tree-ssa-alias.c (is_aliased_with): Remove.
1671 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
1673 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
1675 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
1677 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
1678 ix86_expand_sse4_unpack if SSE4.1 is enabled.
1679 (vec_unpacks_hi_v16qi): Likewise.
1680 (vec_unpacku_lo_v16qi): Likewise.
1681 (vec_unpacks_lo_v16qi): Likewise.
1682 (vec_unpacku_hi_v8hi): Likewise.
1683 (vec_unpacks_hi_v8hi): Likewise.
1684 (vec_unpacku_lo_v8hi): Likewise.
1685 (vec_unpacks_lo_v8hi): Likewise.
1686 (vec_unpacku_hi_v4si): Likewise.
1687 (vec_unpacks_hi_v4si): Likewise.
1688 (vec_unpacku_lo_v4si): Likewise.
1689 (vec_unpacks_lo_v4si): Likewise.
1691 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1693 * c-typeck.c, config/arm/arm.c, config/darwin.c,
1694 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
1695 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
1696 follow spelling conventions in various
1697 warning/error/diagnostic messages.
1699 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
1700 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
1701 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
1702 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
1703 tree-vrp.c: Fix comment typos. Follow spelling conventions.
1704 * doc/tm.texi: Follow spelling conventions.
1706 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1709 * tree-ssa-forwprop.c
1710 (forward_propagate_addr_into_variable_array_index): Remove
1711 the lhs argument. Use the type of def_rhs instead of lhs.
1712 (forward_propagate_addr_expr_1): Update use of
1713 forward_propagate_addr_into_variable_array_index.
1715 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
1716 Nigel Stephens <nigel@mips.com>
1718 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
1719 function attributes, "far" being an alias for "long_call".
1720 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
1721 (mips_near_type_p, mips_far_type_p): New.
1722 (mips_comp_type_attributes): New function to check that attributes
1723 attached to a function type are compatible.
1724 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
1725 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
1726 to the target function of the thunk.
1727 (mips_encode_section_info): Check for "near" and "far" function
1728 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
1730 * config/mips/predicates.md (const_call_insn_operand): Test only
1731 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
1733 * doc/extend.texi (Function Attributes): Document MIPS "near" and
1736 * testsuite/gcc.target/mips/near-far-1.c: New test case.
1737 * testsuite/gcc.target/mips/near-far-2.c: New test case.
1738 * testsuite/gcc.target/mips/near-far-3.c: New test case.
1739 * testsuite/gcc.target/mips/near-far-4.c: New test case.
1741 2007-05-25 Eric Christopher <echristo@apple.com>
1743 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
1744 to x86-darwin configurations.
1745 * config/i386/t-darwin: Add softfp support.
1746 * config/i386/t-darwin64: Ditto.
1747 * config/i386/sfp-machine.h: If mach then don't use
1748 aliasing, emit a stub to call.
1750 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
1752 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
1753 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
1754 tree-predcom.c, tree-ssa-alias-warnings.c,
1755 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
1756 comment typos. Follow spelling conventions.
1757 * doc/cpp.texi, doc/invoke.texi: Fix typos.
1759 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1762 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
1763 constants into memory. Expand unaligned memory references for
1764 SSE modes via x86_expand_vector_move_misalign() function.
1766 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
1768 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
1769 "memory" attribute for "sseishft" type insn without operands[2].
1771 2007-05-25 Dirk Mueller <dmueller@suse.de>
1772 Marcus Meissner <meissner@suse.de>
1774 * doc/extend.texi (alloc_size): New attribute.
1775 * c-common.c (handle_alloc_size_attribute): New.
1776 * tree-object-size.c (alloc_object_size): Use alloc_size
1777 attribute, if available.
1779 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1781 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
1783 (__builtin_ia32_vec_ext_v2di): Likewise.
1784 (__builtin_ia32_vec_ext_v4si): Likewise.
1785 (__builtin_ia32_vec_ext_v8hi): Likewise.
1786 (__builtin_ia32_vec_ext_v16qi): Likewise.
1787 (__builtin_ia32_vec_set_v8hi): Likewise.
1789 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1791 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
1793 2007-05-25 Richard Sandiford <richard@codesourcery.com>
1795 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
1796 (arm_is_longcall_p): Rename to...
1797 (arm_is_long_call_p): ...this. Take a single tree argument and
1799 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
1800 (CUMULATIVE_ARGS): Remove call_cookie.
1801 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
1802 (ENCODED_LONG_CALL_ATTR_P): Delete.
1803 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
1804 LONG_CALL_FLAG_CHAR cases.
1805 (ARM_DECLARE_FUNCTION_SIZE): Delete.
1806 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
1807 ARM_DECLARE_FUNCTION_SIZE.
1808 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1809 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1810 (arm_encode_call_attribute, current_file_function_operand): Delete.
1811 (arm_function_in_section_p): New function.
1812 (arm_is_longcall_p): Rename to...
1813 (arm_is_long_call_p): ...this. Take the target function as a single
1814 argument and return a bool. Do not rely on call cookies. Check
1815 whether the target symbol is in the same section as the current
1816 function, not just the same compilation unit.
1817 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1818 (arm_encode_section_info): Don't encode a call type.
1819 * config/arm/arm.md (call, call_value): Update calls to
1820 arm_is_long(_)call_p. Simplify logic.
1821 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1822 Update calls to arm_is_long(_)call_p.
1824 2007-05-25 Richard Guenther <rguenther@suse.de>
1826 PR tree-optimization/31982
1827 * tree-ssa-forwprop.c
1828 (forward_propagate_addr_into_variable_array_index): Handle arrays
1829 with element size one.
1831 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1833 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1834 (umulsi3_highpart): Likewise.
1836 2007-05-24 Ian Lance Taylor <iant@google.com>
1838 PR rtl-optimization/32069
1839 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1842 2007-05-24 Ollie Wild <aaw@google.com>
1844 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1847 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1849 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1850 (oprs_unchanged_p): Use it to check all registers in a REG.
1851 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1852 (reg_set_between_after_reload_p): Delete.
1853 (reg_used_between_after_reload_p): Likewise.
1854 (reg_set_or_used_since_bb_start): Likewise.
1855 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1856 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1857 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1858 * rtlanal.c (reg_set_p): Check whether REG overlaps
1859 regs_invalidated_by_call, rather than just checking the
1860 membership of REGNO (REG).
1862 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1864 * doc/passes.texi: Document predictive commoning.
1865 * doc/invoke.texi (-fpredictive-commoning): Document.
1866 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1867 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1868 adding indices to the generated name.
1869 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1870 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1871 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1872 (op_symbol_code): ... and exported.
1873 (dump_omp_clause, op_symbol): Use op_symbol_code
1874 instead of op_symbol_1.
1875 * tree-pass.h (pass_predcom): Declare.
1876 * timevar.def (TV_PREDCOM): New timevar.
1877 * tree-ssa-loop.c (run_tree_predictive_commoning,
1878 gate_tree_predictive_commoning, pass_predcom): New.
1879 * tree-data-ref.c (find_data_references_in_loop): Find the
1880 references in dominance order.
1881 (canonicalize_base_object_address): Ensure that the result has
1883 (dr_analyze_innermost): Export.
1884 (create_data_ref): Code to fail for references with invariant
1886 (find_data_references_in_stmt): ... here.
1887 * tree-data-ref.h (dr_analyze_innermost): Declare.
1888 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1889 (aff_combination_find_elt, name_expansion_hash,
1890 name_expansion_eq, tree_to_aff_combination_expand,
1891 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1893 * tree-affine.h (aff_combination_constant_multiple_p,
1894 tree_to_aff_combination_expand): Declare.
1895 * tree-predcom.c: New file.
1896 * common.opt (fpredictive-commoning): New option.
1897 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1898 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1899 * Makefile.in (tree-predcom.o): Add.
1900 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1901 * passes.c (init_optimization_passes): Add dceloop after
1902 copy propagation in loop optimizer. Add predictive commoning
1903 to loop optimizer passes.
1905 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1907 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1910 2007-05-24 Jan Hubicka <jh@suse.cz>
1912 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1914 (genheader): Include statistics.h.
1916 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1918 * print-rtl.c (flag_dump_unnumbered): Update comments.
1919 (print_rtl): Fix my previous change.
1920 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1923 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1926 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1928 (thread_through_all_blocks): Call initialize_original_copy_tables
1929 and free_original_copy_tables.
1930 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1932 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1933 * cfghooks.c (duplicate_block): Use get_loop_copy.
1934 * cfg.c: Include cfgloop.h.
1935 (loop_copy): New hash table.
1936 (initialize_original_copy_tables): Initialize loop_copy table.
1937 (free_original_copy_tables): Free loop_copy table.
1938 (copy_original_table_clear, copy_original_table_set,
1939 set_loop_copy, get_loop_copy): New functions.
1940 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1941 * cfgloop.h (struct loop): Remove copy field.
1942 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1943 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1945 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1947 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1948 -msse/-msse2/-msse3.
1950 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1952 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
1953 __builtin_ia32_vec_set_v2di with MASK_64BIT.
1955 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1958 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
1959 * targhooks.h (default_mangle_decl_assembler_name): Declare
1961 * targhooks.c (default_mangle_decl_assembler_name): Define
1963 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
1965 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
1966 * langhooks.c (lhd_set_decl_assembler_name): Call
1967 targetm.mangle_decl_assembler_name for names with global scope.
1969 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
1971 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
1972 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
1974 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
1975 New. Factored out of i386_pe_encode_section_info.
1976 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
1977 Move check for prior decoration of stdcall
1978 symbols to i386_pe_encode_section_info.
1979 (i386_pe_encode_section_info): Adjust call to
1980 gen_stdcall_or_fastcall_suffix. Use
1981 i386_pe_maybe_mangle_decl_assembler_name, if needed.
1982 (i386_pe_mangle_decl_assembler_name): New. Wrap
1983 i386_pe_maybe_mangle_decl_assembler_name.
1985 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1987 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
1988 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
1989 * langhooks.c (get_signed_or_unsigned_type): Don't check for
1990 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
1991 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
1994 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
1995 Nigel Stephens <nigel@mips.com>
1996 Richard Sandiford <richard@codesourcery.com>
1998 Fix up MIPS16 hard float and add support for complex.
2000 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2001 (TARGET_SOFT_FLOAT_ABI): New.
2002 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2003 __mips_soft_float to reflect the ABI in use, not whether the
2004 FPU is directly accessible (e.g., in MIPS16 mode).
2005 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2006 (UNITS_PER_FPVALUE): Likewise.
2008 * config/mips/mips.c (mips_expand_call): Remove redundant
2009 TARGET_MIPS16 check.
2010 (mips_arg_regno): New.
2011 (function_arg_advance): When setting bits in cum->fp_code for
2012 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2014 (function_arg): Use mips_arg_regno.
2015 (mips_return_mode_in_fpr_p): New.
2016 (mips16_call_stub_mode_suffix): New.
2017 (mips16_cfun_returns_in_fpr_p): New.
2018 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2019 (mips_output_function_prologue): Test mips16_hard_float, not
2020 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2021 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2022 return value into a floating-point register.
2023 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2024 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2025 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2026 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2027 word of double arguments from or to the high bits of 64-bit
2028 floating point registers.
2029 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2030 (mips16_fpret_double): New helper function.
2031 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2032 support for complex modes. Fill in DECL_RESULT for stubdecl.
2033 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2035 * config/mips/mips16.S
2036 (RET, ARG1, ARG2): New.
2037 (MERGE_GPRf, MERGE_GPRt): New.
2038 (DELAYt, DELAYf): New.
2039 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2040 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2041 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2042 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2043 (SFOP): Renamed to...
2044 (OPSF3): This, and macro-ified. Updated all uses.
2045 (SFOP2): Renamed to...
2046 (OPSF2): This, and macro-ified. Updated all uses.
2047 (SFCMP): Renamed to...
2048 (CMPSF): This, and macro-ified. Updated all uses.
2049 (SFREVCMP): Renamed to...
2050 (REVCMPSF): This, and macro-ified. Updated all uses.
2051 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2052 (LDDBL1, LDDBL2, RETDBL): Deleted.
2053 (DFOP): Renamed to...
2054 (OPDF3): This, and macro-ified. Updated all uses.
2055 (DFOP2): Renamed to...
2056 (OPDF2): This, and macro-ified. Updated all uses.
2057 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2058 (DFCMP): Renamed to...
2059 (CMPDF): This, and macro-ified. Updated all uses.
2060 (DFREVCMP): Renamed to...
2061 (REVCMPDF): This, and macro-ified. Updated all uses.
2062 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2063 (RET_FUNCTION): New.
2064 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2065 (__mips16_ret_sc, __mips16_ret_dc): New.
2066 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2067 STUB_ARGS_6, STUB_ARGS_10): New.
2068 (CALL_STUB_NO_RET): New.
2069 (__mips16_call_stub_1): Macro-ified.
2070 (__mips16_call_stub_5): Macro-ified.
2071 (__mips16_call_stub_2): Macro-ified.
2072 (__mips16_call_stub_6): Macro-ified.
2073 (__mips16_call_stub_9): Macro-ified.
2074 (__mips16_call_stub_10): Macro-ified.
2075 (CALL_STUB_RET): New.
2076 (__mips16_call_stub_sf_0): Macro-ified.
2077 (__mips16_call_stub_sf_1): Macro-ified.
2078 (__mips16_call_stub_sf_5): Macro-ified.
2079 (__mips16_call_stub_sf_2): Macro-ified.
2080 (__mips16_call_stub_sf_6): Macro-ified.
2081 (__mips16_call_stub_sf_9): Macro-ified.
2082 (__mips16_call_stub_sf_10): Macro-ified.
2083 (__mips16_call_stub_df_0): Macro-ified.
2084 (__mips16_call_stub_df_1): Macro-ified.
2085 (__mips16_call_stub_df_5): Macro-ified.
2086 (__mips16_call_stub_df_2): Macro-ified.
2087 (__mips16_call_stub_df_6): Macro-ified.
2088 (__mips16_call_stub_df_9): Macro-ified.
2089 (__mips16_call_stub_df_10): Macro-ified.
2090 (__mips16_call_stub_sc_0): New.
2091 (__mips16_call_stub_sc_1): New.
2092 (__mips16_call_stub_sc_5): New.
2093 (__mips16_call_stub_sc_2): New.
2094 (__mips16_call_stub_sc_6): New.
2095 (__mips16_call_stub_sc_9): New.
2096 (__mips16_call_stub_sc_10): New.
2097 (__mips16_call_stub_dc_0): New.
2098 (__mips16_call_stub_dc_1): New.
2099 (__mips16_call_stub_dc_5): New.
2100 (__mips16_call_stub_dc_2): New.
2101 (__mips16_call_stub_dc_6): New.
2102 (__mips16_call_stub_dc_9): New.
2103 (__mips16_call_stub_dc_10): New.
2105 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2106 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2107 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2109 2007-05-23 Ian Lance Taylor <iant@google.com>
2111 * doc/invoke.texi (Invoking GCC): Document that the order of the
2114 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2117 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2118 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2119 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2123 * config/score/score.c (score_print_operand): Make sure that only
2124 lower bits are used.
2126 2007-05-22 Ian Lance Taylor <iant@google.com>
2128 * tree-vrp.c (avoid_overflow_infinity): New static function,
2129 broken out of set_value_range_to_value.
2130 (set_value_range_to_value): Call avoid_overflow_infinity.
2131 (extract_range_from_assert): Likewise.
2133 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2136 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2137 change the type before looking for a COMPOUND_EXPR.
2139 2007-05-22 Ian Lance Taylor <iant@google.com>
2141 * lower-subreg.c (decompose_multiword_subregs): If we change an
2142 insn, call remove_retval_note on it.
2144 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2146 * regs.h (end_hard_regno): New function.
2147 (END_HARD_REGNO, END_REGNO): New macros.
2148 (add_to_hard_reg_set): New function.
2149 (remove_from_hard_reg_set): Likewise.
2150 (in_hard_reg_set_p): Likewise.
2151 (overlaps_hard_reg_set_p): Likewise.
2152 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2153 (note_btr_set): Use END_HARD_REGNO.
2154 * caller-save.c (setup_save_areas): Use end_hard_regno.
2155 (mark_set_regs): Use END_HARD_REGNO.
2156 (add_stored_regs): Use end_hard_regno.
2157 (mark_referenced_regs): Use add_to_hard_reg_set.
2158 * combine.c (update_table_tick): Use END_REGNO.
2159 (record_value_for_reg): Likewise.
2160 (record_dead_and_set_regs): Likewise.
2161 (get_last_value_validate): Likewise.
2162 (use_crosses_set_p): Likewise.
2163 (reg_dead_at_p_1): Likewise.
2164 (reg_dead_at_p): Likewise.
2165 (mark_used_regs_combine): Use add_to_hard_reg_set.
2166 (move_deaths): Use END_HARD_REGNO.
2167 (reg_bitfield_target_p): Use end_hard_regno.
2168 (distribute_notes): Use END_HARD_REGNO.
2169 * cse.c (mention_regs): Use END_REGNO.
2170 (insert): Use add_to_hard_reg_set.
2171 (invalidate): Use END_HARD_REGNO.
2172 (invalidate_for_call): Likewise.
2173 (exp_equiv_p): Use END_REGNO.
2174 (cse_insn): Likewise.
2175 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2176 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2177 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2178 * function.c (keep_stack_depressed): Use end_hard_regno.
2179 * global.c (global_alloc): Use end_hard_regno.
2180 (global_conflicts): Use add_to_hard_reg_set instead of
2182 (find_reg): Likewise.
2183 (mark_reg_store): Likewise.
2184 (mark_reg_conflicts): Likewise.
2185 (mark_reg_death): Use remove_from_hard_reg_set.
2186 (mark_reg_live_nc): Delete.
2187 (set_preference): Use end_hard_regno.
2188 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2189 remove_from_hard_reg_set.
2190 (post_mark_life): Use add_to_hard_reg_set.
2191 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2192 (reg_becomes_live): Use add_to_hard_reg_set.
2193 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2194 (peep2_find_free_register): Use add_to_hard_reg_set.
2195 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2196 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2197 * regrename.c (note_sets): Use add_to_hard_reg_set.
2198 (clear_dead_regs): Use remove_from_hard_reg_set.
2199 (regrename_optimize): Use add_to_hard_reg_set.
2200 (find_oldest_value_reg): Use in_hard_reg_set_p.
2201 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2202 (hard_reg_set_here_p): Use end_hard_regno.
2203 (decompose): Likewise.
2204 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2205 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2206 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2207 (mark_home_live): Use end_hard_regno.
2208 (spill_hard_reg): Likewise.
2209 (clear_reload_reg_in_use): Likewise.
2210 * reorg.c (delete_prior_computation): Use END_REGNO.
2211 * resource.c (update_live_status): Use END_HARD_REGNO.
2212 (mark_referenced_resources): Use add_to_hard_reg_set.
2213 (mark_set_resources): Likewise.
2214 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2215 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2216 (reg_overlap_mentioned_p): Likewise.
2217 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2218 (covers_regno_no_parallel_p): Use END_REGNO.
2219 (find_regno_note): Likewise.
2220 (find_reg_fusage): Use END_HARD_REGNO.
2221 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2222 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2224 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2226 * mode-switching.c (reg_dies): Change type of second argument to
2228 (optimize_mode_switching): Update accordingly.
2230 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2232 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2234 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2235 (hard_reg_set_empty_p): ...these new functions.
2236 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2237 GO_IF_HARD_REG_SUBSET.
2238 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2239 instead of GO_IF_HARD_REG_EQUAL.
2240 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2241 instead of GO_IF_HARD_REG_EQUAL.
2242 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2243 GO_IF_HARD_REG_SUBSET.
2244 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2245 GO_IF_HARD_REG_EQUAL.
2246 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2247 of GO_IF_HARD_REG_SUBSET.
2248 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2249 instead of GO_IF_HARD_REG_EQUAL.
2250 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2251 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2252 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2253 of GO_IF_HARD_REG_SUBSET,
2254 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2255 GO_IF_HARD_REG_SUBSET.
2256 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2257 instead of GO_IF_HARD_REG_EQUAL.
2258 * config/sh/sh.c (push_regs, calc_live_regs): Use
2259 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2260 (hard_regs_intersect_p): Delete.
2262 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2264 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2266 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2267 Richard Henderson <rth@redhat.com>
2269 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2271 (x86_64-*-*): Likewise.
2273 * i386/i386-modes.def (V2QI): New.
2275 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2277 (override_options): Support SSE4.1.
2278 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2279 (IX86_BUILTIN_BLENDPS): Likewise.
2280 (IX86_BUILTIN_BLENDVPD): Likewise.
2281 (IX86_BUILTIN_BLENDVPS): Likewise.
2282 (IX86_BUILTIN_PBLENDVB128): Likewise.
2283 (IX86_BUILTIN_PBLENDW128): Likewise.
2284 (IX86_BUILTIN_DPPD): Likewise.
2285 (IX86_BUILTIN_DPPS): Likewise.
2286 (IX86_BUILTIN_INSERTPS128): Likewise.
2287 (IX86_BUILTIN_MOVNTDQA): Likewise.
2288 (IX86_BUILTIN_MPSADBW128): Likewise.
2289 (IX86_BUILTIN_PACKUSDW128): Likewise.
2290 (IX86_BUILTIN_PCMPEQQ): Likewise.
2291 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2292 (IX86_BUILTIN_PMAXSB128): Likewise.
2293 (IX86_BUILTIN_PMAXSD128): Likewise.
2294 (IX86_BUILTIN_PMAXUD128): Likewise.
2295 (IX86_BUILTIN_PMAXUW128): Likewise.
2296 (IX86_BUILTIN_PMINSB128): Likewise.
2297 (IX86_BUILTIN_PMINSD128): Likewise.
2298 (IX86_BUILTIN_PMINUD128): Likewise.
2299 (IX86_BUILTIN_PMINUW128): Likewise.
2300 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2301 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2302 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2303 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2304 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2305 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2306 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2307 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2308 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2309 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2310 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2311 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2312 (IX86_BUILTIN_PMULDQ128): Likewise.
2313 (IX86_BUILTIN_PMULLD128): Likewise.
2314 (IX86_BUILTIN_ROUNDPD): Likewise.
2315 (IX86_BUILTIN_ROUNDPS): Likewise.
2316 (IX86_BUILTIN_ROUNDSD): Likewise.
2317 (IX86_BUILTIN_ROUNDSS): Likewise.
2318 (IX86_BUILTIN_PTESTZ): Likewise.
2319 (IX86_BUILTIN_PTESTC): Likewise.
2320 (IX86_BUILTIN_PTESTNZC): Likewise.
2321 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2322 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2323 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2324 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2325 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2327 (bdesc_sse_3arg): Likewise.
2328 (bdesc_2arg): Likewise.
2329 (bdesc_1arg): Likewise.
2330 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2332 (ix86_expand_sse_4_operands_builtin): New.
2333 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2334 smaller than 8 bits as the 2nd arg.
2335 (ix86_expand_sse_ptest): New.
2336 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2337 (ix86_expand_vector_set): Support SSE4.1.
2338 (ix86_expand_vector_extract): Likewise.
2340 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2341 __SSE4_1__ for -msse4.1.
2343 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2344 (UNSPEC_INSERTPS): Likewise.
2345 (UNSPEC_DP): Likewise.
2346 (UNSPEC_MOVNTDQA): Likewise.
2347 (UNSPEC_MPSADBW): Likewise.
2348 (UNSPEC_PHMINPOSUW): Likewise.
2349 (UNSPEC_PTEST): Likewise.
2350 (UNSPEC_ROUNDP): Likewise.
2351 (UNSPEC_ROUNDS): Likewise.
2353 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2355 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2356 (const_pow2_1_to_32768_operand): Likewise.
2358 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2361 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2363 (sse4_1_insertps): Likewise.
2364 (*sse4_1_extractps): Likewise.
2365 (sse4_1_ptest): Likewise.
2366 (sse4_1_mulv2siv2di3): Likewise.
2367 (*sse4_1_mulv4si3): Likewise.
2368 (*sse4_1_smax<mode>3): Likewise.
2369 (*sse4_1_umax<mode>3): Likewise.
2370 (*sse4_1_smin<mode>3): Likewise.
2371 (*sse4_1_umin<mode>3): Likewise.
2372 (sse4_1_eqv2di3): Likewise.
2373 (*sse4_1_pinsrb): Likewise.
2374 (*sse4_1_pinsrd): Likewise.
2375 (*sse4_1_pinsrq): Likewise.
2376 (*sse4_1_pextrb): Likewise.
2377 (*sse4_1_pextrb_memory): Likewise.
2378 (*sse4_1_pextrw_memory): Likewise.
2379 (*sse4_1_pextrq): Likewise.
2380 (sse4_1_blendpd): Likewise.
2381 (sse4_1_blendps): Likewise.
2382 (sse4_1_blendvpd): Likewise.
2383 (sse4_1_blendvps): Likewise.
2384 (sse4_1_dppd): Likewise.
2385 (sse4_1_dpps): Likewise.
2386 (sse4_1_movntdqa): Likewise.
2387 (sse4_1_mpsadbw): Likewise.
2388 (sse4_1_packusdw): Likewise.
2389 (sse4_1_pblendvb): Likewise.
2390 (sse4_1_pblendw): Likewise.
2391 (sse4_1_phminposuw): Likewise.
2392 (sse4_1_extendv8qiv8hi2): Likewise.
2393 (*sse4_1_extendv8qiv8hi2): Likewise.
2394 (sse4_1_extendv4qiv4si2): Likewise.
2395 (*sse4_1_extendv4qiv4si2): Likewise.
2396 (sse4_1_extendv2qiv2di2): Likewise.
2397 (*sse4_1_extendv2qiv2di2): Likewise.
2398 (sse4_1_extendv4hiv4si2): Likewise.
2399 (*sse4_1_extendv4hiv4si2): Likewise.
2400 (sse4_1_extendv2hiv2di2): Likewise.
2401 (*sse4_1_extendv2hiv2di2): Likewise.
2402 (sse4_1_extendv2siv2di2): Likewise.
2403 (*sse4_1_extendv2siv2di2): Likewise.
2404 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2405 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2406 (sse4_1_zero_extendv4qiv4si2): Likewise.
2407 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2408 (sse4_1_zero_extendv2qiv2di2): Likewise.
2409 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2410 (sse4_1_zero_extendv4hiv4si2): Likewise.
2411 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2412 (sse4_1_zero_extendv2hiv2di2): Likewise.
2413 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2414 (sse4_1_zero_extendv2siv2di2): Likewise.
2415 (*sse4_1_zero_extendv2siv2di2): Likewise.
2416 (sse4_1_roundpd): Likewise.
2417 (sse4_1_roundps): Likewise.
2418 (sse4_1_roundsd): Likewise.
2419 (sse4_1_roundss): Likewise.
2420 (mulv4si3): Don't expand for SSE4.1.
2421 (smax<mode>3): Likewise.
2422 (umaxv4si3): Likewise.
2423 (uminv16qi3): Likewise.
2424 (umin<mode>3): Likewise.
2425 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2427 * doc/extend.texi: Document SSE4.1 built-in functions.
2429 * doc/invoke.texi: Document -msse4.1.
2431 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2433 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
2434 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2435 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2436 (ASM_SPEC): Add asm_pcrel_spec.
2437 (EXTRA_SPECS): Add asm_pcrel_spec.
2439 2007-05-21 David Daney <ddaney@avtrex.com>
2441 * doc/install.texi (Building a cross compiler): Add requirements
2442 for Java cross compiler.
2444 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2447 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2448 Add loopno argument. Use evolution_function_is_invariant_rec_p
2449 instead of evolution_function_is_constant_p.
2450 Update calls to evolution_function_is_affine_multivariate_p.
2451 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
2452 Add loopno argument.
2453 * tree-scalar-evolution.c (gather_chrec_stats): Call
2454 evolution_function_is_affine_multivariate_p with a loop
2456 * tree-data-ref.c (analyze_miv_subscript): Likewise.
2457 (analyze_overlapping_iterations): Likewise.
2458 (access_functions_are_affine_or_constant_p): Likewise.
2459 (build_classic_dist_vector_1): If the access functions
2460 are equal, don't do anything.
2462 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
2463 Paolo Carlini <pcarlini@suse.de>
2464 Uros Bizjak <ubizjak@gmail.com>
2466 * c-cppbuiltin.c (c_cpp_builtins): Define
2467 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
2468 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
2469 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
2470 * doc/cpp.texi ([Standard Predefined Macros]): Document.
2472 2007-05-21 Mike Stump <mrs@apple.com>
2474 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
2476 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2478 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
2480 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
2481 implementation if __OPTIMIZE__ is not defined.
2482 (_mm_alignr_pi8): Ditto.
2483 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2484 (_mm_inserti_si64): Ditto.
2485 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2486 (_mm_slli_epi16): Ditto.
2487 (_mm_slli_epi32): Ditto.
2488 (_mm_slli_epi64): Ditto.
2489 (_mm_srai_epi16): Ditto.
2490 (_mm_srai_epi32): Ditto.
2491 (_mm_srli_si128): Ditto.
2492 (_mm_slli_si128): Ditto.
2493 (_mm_srli_epi16): Ditto.
2494 (_mm_srli_epi32): Ditto.
2495 (_mm_srli_epi64): Ditto.
2496 (_mm_extract_epi16): Ditto.
2497 (_mm_insert_epi16): Ditto.
2498 (_mm_shufflehi_epi16): Ditto.
2499 (_mm_shufflelo_epi16): Ditto.
2500 (_mm_shuffle_epi32): Ditto.
2501 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
2503 (_mm_insert_pi16): Ditto.
2505 (_mm_shuffle_pi16): Ditto.
2507 (_mm_shufle_ps): Ditto.
2508 (_mm_prefetch): Ditto.
2510 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
2512 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
2513 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
2514 * real.c (encode_i370_single, decode_i370_single,
2515 encode_i370_double, decode_i370_double): Functions removed.
2516 (i370_single_format, i370_double_format): Initializations removed.
2517 (real_maxval, round_for_format, exact_real_truncate, significand_size):
2518 Consider the log2_b field to always be one.
2519 (ieee_single_format, mips_single_format, coldfire_single_format,
2520 ieee_double_format, mips_double_format, coldfire_double_format,
2521 ieee_extended_motorola_format, ieee_extended_intel_96_format,
2522 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
2523 ibm_extended_format, mips_extended_format, ieee_quad_format,
2524 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
2525 decimal_single_format, decimal_double_format, decimal_quad_format,
2526 c4x_single_format, c4x_extended_format, real_internal_format): Remove
2527 initialization of log2_b.
2528 * real.h (i370_single_format, i370_double_format): Declarations removed.
2529 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
2530 field to always be one.
2532 2007-05-21 Andreas Schwab <schwab@suse.de>
2534 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
2535 NOTE_INSN_BASIC_BLOCK_P.
2536 (process_for_unwind_directive): Likewise.
2538 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
2540 * builtins.c (expand_builtin_setjmp_setup): Update comment.
2541 * function.h (struct function): Move va_list_gpr_size,
2542 va_list_fpr_size, function_frequency to front of bitfields. Add
2544 (current_function_calls_unwind_init): New.
2545 * except.c (expand_builtin_unwind_init): Set
2546 current_function_calls_unwind_init not
2547 current_function_has_nonlocal_label.
2548 * reload1.c (has_nonexceptional_receiver): New.
2549 (reload): Use it and current_function_calls_unwind_init to
2550 determine whether call-saved regs must be saved.
2552 2007-05-20 Jan Hubicka <jh@suse.cz>
2554 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
2555 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2556 * ddg.c (create_ddg): LIkewise.
2557 * final.c (final): Remove hunk moving line numbernotes around since
2558 they are no longer present at this stage.
2559 (final_scan_insn): Use NOTE_KIND instead of
2560 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2561 (output_asm_label): Likewise.
2562 * reorg.c (dbr_schedule): Likewise.
2563 * haifa-sched.c (unlink_other_notes): Likewise.
2564 * mode-switching.c (optimize_mode_switching): Likewise.
2565 * graph.c (start_bb): Likewise.
2566 * rtl.def (NOTE): Update description.
2567 * jump.c (squeeze_notes): Delete.
2568 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
2569 NOTE_INSN_BASIC_BLOCK_P when possible.
2570 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
2571 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
2572 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2573 (dwarf2out_var_location): Likewise.
2574 * cfgbuild.c (make_edges): Likewise.
2575 (find_basic_blocks_1): Likewise.
2576 * function.c (reorder_blocks_1): Likewise.
2577 (epilogue_done): Likewise.
2578 (reposition_prologue_and_epilogue_notes): Likewise.
2579 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
2581 (print_rtl): Likewise.
2582 (print_rtl_single): Likewise.
2583 * gcse.c (insert_insn_start_bb): Likewise.
2584 * alias.c (init_alias_analysis): Likewise.
2585 * calls.c (fixup_tail_calls): Likewise.
2586 * except.c (sjlj_emit_function_enter): Likewise.
2587 * emit-rtl.c (add_insn_after): Likeiwse.
2588 (emit_label_before): Likewise.
2589 (emit_label_after): Likewise.
2590 (emit_note_before, emit_note_after, emit_note): Update
2591 parameter to be enum insn_note; do not deal with source
2593 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
2594 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
2596 (merge_blocks_move_successor_nojumps): Simplify now when
2597 we don't have BLOCK notes.
2598 (try_optimize_cfg): Likewise.
2599 * cfglayout.c (skip_insns_after_block): Likewise.
2600 (record_effective_endpoints): Likewise.
2601 (duplicate_insn_chain): Likewise.
2602 * varasm.c (output_constant_pool_1): Likewise.
2603 * sched-deps.c (sched_analyze): Likewise.
2604 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
2606 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
2607 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
2608 (SET_INSN_DELETED): Simplify.
2609 (NOTE_LINE_NUMBER): Exterminate.
2610 (NOTE_LINE_KIND): New.
2611 (NOTE_INSN_BASIC_BLOCK_P): Update.
2612 (enum insn_note): Simplify.
2613 (GET_NOTE_INSN_NAME) Simplify.
2614 (emit_note_before, emit_note_after, emit_note): Update prototype.
2615 (squeeze_notes): Remove.
2616 * sched-int.h (NOTE_NOT_BB_P): Update.
2617 * resource.c (mark_target_live_regs): Update.
2618 * sched-rgn.c (debug_dependencies): Update.
2619 * sched-vis.c (print_insn): Update.
2620 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
2621 * config/i386/i386.c (ix86_output_function_epilogue): Update.
2622 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
2623 (TARGET_ADJUST_UNROLL_MAX): Likewise.
2624 (split_branches): Update.
2625 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
2627 (sh_adjust_unroll_max): Exterminate.
2628 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
2629 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
2630 (m68hc11_reorg): Likewise.
2631 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
2632 (emit_predicate_relation_info): Update.
2633 (process_for_unwind_directive): Update.
2634 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
2635 (output_call): Update.
2636 * config/pa/pa.c (output_lbranch): Update.
2637 (output_millicode_call): Update.
2638 (output_call): Update.
2639 (pa_combine_instructions): Update.
2640 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
2641 * config/bfin/bfin.c (gen_one_bundle): Update.
2642 * cfgrtl.c (can_delete_note_p): Update.
2643 (delete_insn): Update.
2644 (rtl_merge_blocks): Update.
2645 (commit_one_edge_insertion): Update.
2646 (rtl_verify_flow_info): Update.
2647 * stmt.c (expand_case): Do not call squeeze_notes.
2649 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2656 * c.opt (Wtype-limits): New.
2657 * doc/invoke.texi (Wtype-limits): Document it.
2658 (Wextra): Enabled by -Wextra.
2659 * c-opts.c (c_common_post_options): Enabled by -Wextra.
2660 * c-common.c (shorten_compare): Warn with Wtype-limits.
2662 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2664 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
2665 inlined function, not as a macro.
2666 (_mm_alignr_pi8): Ditto.
2667 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2668 (_mm_inserti_si64): Ditto.
2669 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2670 (_mm_extract_epi16): Ditto.
2671 (_mm_insert_epi16): Ditto.
2672 (_mm_shufflehi_epi16): Ditto.
2673 (_mm_shufflelo_epi16): Ditto.
2674 (_mm_shuffle_epi32): Ditto.
2675 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
2676 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
2678 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
2680 (_m_to_float): Use C89 compatible assignment.
2682 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
2685 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
2687 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2690 * doc/invoke.texi (Wreturn-type): Complete description.
2691 (Wextra): Delete item about return-type warning.
2692 * c-decl.c: Delete redundant Wextra warning.
2694 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2697 * config/i386/pmmintrin.h: Do not include xmmintrin.h
2698 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
2699 inlined function, not as a macro.
2700 (_mm_prefetch): Ditto.
2702 (_mm_insert_pi16): Ditto.
2704 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
2705 (_m_pshufw): Ditto. Add const to __N argument.
2706 (_mm_shufle_ps): Ditto. Add const to __mask argument.
2707 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
2708 (_mm_slli_epi32): Ditto.
2709 (_mm_srli_si128): Implement as always inlined function, not as a macro.
2710 Add __inline to function declaration.
2711 (_mm_slli_si128): Ditto.
2713 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
2716 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
2718 (struct fenv): New structure.
2719 (FP_HANDLE_EXCEPTIONS): New define.
2720 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
2721 (_FP_DECL_EXP): New define.
2722 (FP_INIT_ROUNDMODE): New define.
2723 (FP_ROUNDMODE): New define.
2725 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2727 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
2728 (Wconversion): Update description.
2729 (Wconversion-sign): New.
2730 * c.opt (Wconversion-sign): New.
2731 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
2732 means disabled for C++. Otherwise, take the status of Wconversion.
2733 * c-common.c (conversion_warning): Warn with either Wconversion or
2735 (warnings_for_convert_and_check): Conditions are already checked by
2737 (convert_and_check): Don't check warnings if the conversion failed.
2739 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
2740 Anatoly Sokolov <aesok@dol.ru>
2742 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
2743 avr_epilogue_uses) : Add declaration.
2744 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
2745 * config/avr/constraints.md (R): New constraint.
2746 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
2747 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
2748 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
2749 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
2750 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
2751 call_prologue_saves, epilogue_restores, return_from_epilogue,
2752 return_from_main_epilogue, return_from_interrupt_epilogue,
2753 return_from_naked_epilogue, prologue, epilogue): New patterns.
2754 (jump): Handle symbol reference.
2755 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
2756 avr_output_function_prologue, avr_output_function_epilogue): Remove
2758 (avr_init_machine_status, expand_prologue, expand_epilogue,
2759 avr_asm_function_end_prologue, avr_epilogue_uses,
2760 avr_asm_function_begin_epilogue): New functions.
2761 (prologue_size, epilogue_size, jump_tables_size): Remove global
2763 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
2764 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
2765 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
2766 (avr_override_options): Initialise init_machine_status.
2767 (output_movhi): Handle all stack pointer loads.
2768 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
2769 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
2770 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
2771 (EPILOGUE_USES) Redefine.
2772 (machine_function) Declare.
2774 2007-05-19 Richard Sandiford <richard@codesourcery.com>
2776 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
2777 Use a single return statement.
2779 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2782 * builtins.c (do_mpfr_lgamma_r): New.
2783 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
2784 * tree.h (CASE_FLT_FN_REENT): New.
2786 2007-05-18 Geoffrey Keating <geoffk@apple.com>
2788 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
2789 (output_die): Use 'unsigned long' with %x.
2790 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
2791 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
2792 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
2794 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
2796 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
2801 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
2802 true if function has no argument.
2804 2007-05-18 DJ Delorie <dj@redhat.com>
2806 * config/mips/mips.c (mips_offset_within_alignment_p): New.
2807 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2809 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2811 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2812 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2813 count_trailing_zeros.
2814 (__i386__): Implement count_leading_zeros using __builtin_clz().
2815 Implement count_trailing_zeros usign __builtin_ctz().
2817 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2819 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2821 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2824 * expr.c (emit_move_change_mode): Change mode of push operands here.
2826 2007-05-17 Ian Lance Taylor <iant@google.com>
2828 PR tree-optimization/31953
2829 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2831 (set_value_range_to_null): Call set_value_range_to_value.
2832 (extract_range_from_comparison): Likewise.
2834 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2836 * toplev.c (print_version): Output GMP/MPFR version info.
2838 * builtins.c (CASE_MATHFN_REENT): New macro.
2839 (mathfn_built_in): Use it.
2840 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2841 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2842 BUILT_IN_LGAMMAL_R): New.
2843 * doc/extend.texi: Document new builtins.
2846 * builtins.c (do_mpfr_remquo): New.
2847 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2848 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2851 * builtins.c (fold_builtin_1): Handle y0, y1.
2852 (fold_builtin_2): Handle yn.
2855 * builtins.c (do_mpfr_bessel_n): New.
2856 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2857 (fold_builtin_2): Handle BUILT_IN_JN.
2859 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2862 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2863 TYPE_PRECISION (intmax_type_node).
2865 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2868 * reload.c (subst_reloads): Remove checking.
2870 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2872 PR rtl-optimization/31691
2873 * combine.c (simplify_set): Build a new src pattern instead of
2874 substituting its operands in the COMPARE case.
2876 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2878 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2879 (execute_vrp): Preserve loops through jump threading.
2880 * tree-ssa-threadupdate.c (thread_single_edge,
2881 dbds_continue_enumeration_p, determine_bb_domination_status,
2882 thread_through_loop_header): New functions.
2883 (create_edge_and_update_destination_phis,
2884 create_edge_and_update_destination_phis): Set loops for the new blocks.
2885 (prune_undesirable_thread_requests): Removed.
2886 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2888 (thread_block): Do not call prune_undesirable_thread_requests.
2890 (mark_threaded_blocks): Select edges to thread here.
2891 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2892 Thread edges through loop headers independently.
2893 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2894 * tree-pass.h (TODO_mark_first_instance): New.
2895 (first_pass_instance): Declare.
2896 * cfghooks.c (duplicate_block): Put the block to the original loop
2897 if copy is not specified.
2898 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2899 jump threading. Pass may_peel_loop_headers to
2900 thread_through_all_blocks according to first_pass_instance.
2901 * cfgloop.h (create_preheader): Declare.
2902 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2903 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2904 * passes.c (first_pass_instance): New variable.
2905 (next_pass_1): Set TODO_mark_first_instance.
2906 (execute_todo): Set first_pass_instance.
2908 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2910 PR tree-optimization/24659
2911 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2912 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2913 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2914 OTI_vec_pack_ufix_trunc.
2915 (vec_unpacks_float_hi_optab): Define new macro.
2916 (vec_unpacks_float_lo_optab): Ditto.
2917 (vec_unpacku_float_hi_optab): Ditto.
2918 (vec_unpacku_float_lo_optab): Ditto.
2919 (vec_pack_sfix_trunc_optab): Ditto.
2920 (vec_pack_ufix_trunc_optab): Ditto.
2921 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2922 and vec_pack_[s|u]fix_trunc_optab using
2923 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2924 * tree-vectorizer.c (supportable_widening_operation): Handle
2925 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2926 (supportable_narrowing_operation): New function.
2927 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2928 * tree-vect-transform.c (vectorizable_conversion): Handle
2929 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2930 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2931 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2932 to check for target support.
2933 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2934 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2935 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2936 for VEC_PACK_FIX_TRUNC_EXPR.
2937 (expand_binop): Special case mode of the result for
2938 vec_pack_[u|s]fix_trunc_optab.
2939 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2940 vec_pack_[u|s]fix_trunc_optab.
2942 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2943 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2944 * tree-pretty-print.c (dump_generic_node): Handle
2945 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2946 VEC_PACK_FIX_TRUNC_EXPR.
2948 * expr.c (expand_expr_real_1): Ditto.
2949 * tree-inline.c (estimate_num_insns_1): Ditto.
2950 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2952 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
2953 (vec_unpacks_float_lo_v8hi): Ditto.
2954 (vec_unpacku_float_hi_v8hi): Ditto.
2955 (vec_unpacku_float_lo_v8hi): Ditto.
2956 (vec_unpacks_float_hi_v4si): Ditto.
2957 (vec_unpacks_float_lo_v4si): Ditto.
2958 (vec_pack_sfix_trunc_v2df): Ditto.
2960 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
2962 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
2963 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
2964 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
2965 [vec_pack_ufix_trunc]: Ditto.
2966 [vec_unpacks_float_hi]: Ditto.
2967 [vec_unpacks_float_lo]: Ditto.
2968 [vec_unpacku_float_hi]: Ditto.
2969 [vec_unpacku_float_lo]: Ditto.
2971 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
2973 * soft-fp/README: Update for new files.
2974 * soft-fp/floattisf.c: New file.
2975 * soft-fp/floattidf.c: New file.
2976 * soft-fp/floattitf.c: New file.
2977 * soft-fp/floatuntisf.c: New file.
2978 * soft-fp/floatuntidf.c: New file.
2979 * soft-fp/floatuntitf.c: New file.
2980 * soft-fp/fixsfti.c: New file.
2981 * soft-fp/fixdfti.c: New file.
2982 * soft-fp/fixtfti.c: New file.
2983 * soft-fp/fixunssfti.c: New file.
2984 * soft-fp/fixunsdfti.c: New file.
2985 * soft-fp/fixunstfti.c: New file.
2986 * soft-fp/extendxftf.c: New file.
2987 * soft-fp/trunctfxf.c: New file.
2989 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
2990 (__trunctfxf2): Ditto.
2992 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
2993 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
2994 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
2995 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
2996 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
2997 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
2999 * config/i386/t-fprules-softfp64: New file.
3000 * config/i386/sfp-machine.h: New file.
3001 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3002 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3003 and soft-fp/t-softfp to tmake_file.
3004 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3005 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3007 * config/i386/t-linux64 (softfp_wrap_start): New.
3008 (softfp_wrap_end): New.
3009 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3010 supported for TARGET_64BIT.
3012 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3014 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3015 c_common_unsigned_type behavior.
3017 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3019 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3022 2007-05-16 Eric Christopher <echristo@apple.com>
3024 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3025 saving after stack push. Set sp_offset whenever we push.
3026 (rs6000_emit_epilogue): Move altivec register restore before
3029 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3031 * configure.ac: Allow sysroots to be relocated under $prefix as
3032 well as $exec_prefix.
3033 * configure: Regenerate.
3035 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3039 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3041 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3042 (gcc_tooldir): Likewise.
3043 * configure: Regenerate.
3044 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3045 old configure.ac gcc_tooldir setting.
3046 (prefix_to_exec_prefix): New variable.
3047 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3048 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3050 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3052 * c-typeck.c (build_binary_op): Return early for error.
3054 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3056 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3057 struct nb_iter_bound.
3058 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3059 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3060 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3061 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3062 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3063 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3064 (del_scev_info): Use ggc_free.
3065 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3066 * loop-init.c: Include ggc.h.
3067 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3068 (loop_optimizer_finalize): Use ggc_free.
3069 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3070 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3071 pass_iv_optimize): Add TODO_ggc_collect.
3072 * function.h (struct function): Remove skip marker from x_current_loops.
3073 * cfgloop.c: Include ggc.h.
3074 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3076 (establish_preds): Vector superloops is gc allocated.
3077 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3079 (flow_loops_find): Vector larray is gc allocated.
3080 (loop_exit_free): Use ggc_free.
3081 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3082 that head of exits list is now not a part of struct loop.
3083 (record_loop_exits): Allocate exits table in gc memory.
3084 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3085 head of exits list is now not a part of struct loop.
3086 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3087 struct loop_exit): Add GTY marker.
3088 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3089 Add skip marker to aux field. Make head of exits list a separate
3091 (struct loops): Add GTY marker. Make larray vector gc allocated.
3092 Add param marker to exits table.
3093 (get_loops): Type changed.
3094 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3096 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3097 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3098 * basic-block.h (struct basic_block_def): Remove skip marker from
3101 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3103 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3104 of 0 in the call to expand_expr().
3105 (expand_builtin_mathfn_3): Ditto.
3106 (expand_builtin_interclass_mathfn): Ditto.
3107 (expand_builtin_cexpi): Ditto.
3108 (expand_builtin_int_roundingfn): Ditto.
3109 (expand_builtin_int_roundingfn_2): Ditto.
3110 (expand_builtin_pow): Ditto.
3111 (expand_builtin_powi): Ditto.
3112 (expand_builtin_bswap): Ditto.
3113 (expand_builtin_unop): Ditto.
3114 (expand_builtin_fabs): Ditto.
3115 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3116 the call to expand_expr().
3117 (expand_builtin_sync_operation): Ditto.
3118 (expand_builtin_compare_and_swap): Ditto.
3119 (expand_builtin_lock_test_and_set): Ditto.
3120 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3121 instead of 0 in the call to expand_expr().
3122 (expand_builtin_extract_return_addr): Ditto.
3123 (expand_builtin_eh_return): Ditto.
3124 (expand_eh_return): Ditto.
3125 * explow.c (expr_size): Ditto.
3126 * expr.c (optimize_bitfield_assignment_op): Ditto.
3127 (expand_assignement): Ditto.
3128 (store_expr): Ditto.
3129 (store_field): Ditto.
3130 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3131 the call to expand_expr().
3132 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3133 in the call to expand_expr().
3134 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3135 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3136 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3138 * optabs.c (expand_vec_shift_expr): Ditto.
3139 (expand_vec_cond_expr): Ditto.
3140 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3141 call to expand_expr().
3142 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3143 in the call to expand_expr().
3145 2007-05-14 Dave Korn <dave.korn@artimi.com>
3147 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3149 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3151 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3152 instead of c_common_unsigned_type.
3153 (c_common_unsigned_type): Remove.
3154 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3155 c_common_unsigned_type.
3156 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3157 c_common_unsigned_type.
3158 * c-common.h (c_common_unsigned_type): Remove.
3159 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3160 c_common_unsigned_type.
3161 * c-format.c (check_format_types): Use unsigned_type_for instead of
3162 c_common_unsigned_type.
3163 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3164 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3165 c_common_unsigned_type.
3166 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3167 lang_hooks.types.unsigned_type.
3168 * expmed.c (make_tree): Use unsigned_type_for instead of
3169 lang_hooks.types.unsigned_type.
3170 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3171 lang_hooks.types.unsigned_type.
3172 (build_range_check): Likewise.
3173 (fold_unary): Likewise.
3174 (fold_binary): Likewise.
3175 (fold_ternary): Likewise.
3176 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3177 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3178 * tree.c (get_unsigned_type): New.
3179 (unsigned_type_for): Use get_unsigned_type instead of
3180 lang_hooks.types.unsigned_type.
3182 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3184 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3185 to m68k_get_function_kind. Update its prototype.
3186 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3188 (m68k_interrupt_function_p): Return enum m68k_function_type
3189 instead of bool. Rename to m68k_get_function_kind.
3190 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3192 (m68k_compute_frame_layout): Don't mark any register for save
3193 if an interrupt_thread attribute is specified.
3194 (m68k_hard_regno_rename_ok): Update a use of
3195 m68k_interrupt_function_p.
3196 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3197 m68k_interrupt_function_p.
3198 (m68k_function_type): New.
3199 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3200 for a function with an interrupt_thread attribute.
3201 * doc/extend.texi: Document the interrupt_thread attribute.
3203 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3205 Fix PR tree-optimization/31911
3206 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3207 if they didn't change the expression.
3209 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3211 * tree-scalar-evolution.c (resolve_mixers): Exported.
3212 * tree-scalar-evolution.h (resolve_mixers): Declare.
3213 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3214 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3215 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3216 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3217 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3218 strip_conversion, analyze_offset_expr, address_analysis,
3219 object_analysis, analyze_offset): Removed.
3220 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3221 split_constant_offset, canonicalize_base_object_address,
3222 object_address_invariant_in_loop_p, disjoint_objects_p,
3223 dr_may_alias_p, dr_address_invariant_p): New functions.
3224 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3225 and dr_analyze_alias.
3226 (initialize_data_dependence_relation): Use dr_may_alias_p
3227 and object_address_invariant_in_loop_p.
3228 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3230 (find_data_references_in_stmt): Restrict the analysis of data references
3231 to the given loop nest.
3232 (find_data_references_in_loop): Made static. Pass loop nest to
3233 find_data_references_in_stmt.
3234 (compute_data_dependences_for_loop): Use DR_VOPS.
3235 (free_data_ref): Free DR_VOPS.
3236 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3237 (struct innermost_loop_behavior): ... new.
3238 (struct base_object_info): Replaced by ...
3239 (struct indices): ... new.
3240 (struct dr_alias): New.
3241 (enum data_ref_type): Removed.
3242 (struct data_reference): Consist of struct innermost_loop_behavior,
3243 struct indices and struct dr_alias.
3244 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3245 (DR_MEMTAG): Renamed to ...
3246 (DR_SYMBOL_TAG): ... this.
3247 (find_data_references_in_loop): Declaration removed.
3248 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3249 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3250 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3251 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3253 2007-05-13 Revital Eres <eres@il.ibm.com>
3255 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3256 which walks virtual def-use chains to find redundant stores.
3257 (dse_optimize_stmt): Call it.
3259 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3261 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3262 * passes.c (init_optimization_passes): Move pass_jump_bypass
3265 * basic-block.h (bb_has_eh_pred): Fix style issue.
3267 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3269 PR rtl-optimization/31848
3270 * loop-invariant.c (move_invariant_reg): If we move an insn
3271 with a REG_EQUAL note, and that insn is not always executed,
3272 remove the REG_EQUAL note.
3274 2007-05-12 Richard Guenther <rguenther@suse.de>
3276 PR tree-optimization/31797
3277 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3278 propagate into a stmt that has volatile ops.
3280 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3282 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3283 (gcc_tooldir): Likewise.
3284 * configure: Regenerate.
3285 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3286 old configure.ac gcc_tooldir setting.
3287 (prefix_to_exec_prefix): New variable.
3288 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3289 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3291 2007-05-11 Silvius Rus <rus@google.com>
3293 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3294 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3295 * c-common.h (strict_aliasing_warning): Change return type.
3296 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3297 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3298 (build_c_cast): Condition call to strict_aliasing_warning.
3299 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3300 * flags.h (set_Wstrict_aliasing): Declare.
3301 * opts.c (set_Wstrict_alising): Define, add call to.
3302 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3303 * tree-ssa-alias-warnings.c: New file.
3304 * tree-ssa-alias.c (compute_may_aliases): Add call to
3305 strict_aliasing_warning_backend.
3307 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3309 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3310 Use loop_depth and loop_outer accessor functions.
3311 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3312 determine_invariantness_stmt, move_computations_stmt): Ditto.
3313 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3314 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3315 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3316 * tree-scalar-evolution.c (interpret_loop_phi,
3317 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3318 instantiate_parameters_1, scev_const_prop): Ditto.
3319 * cfghooks.c (make_forwarder_block): Ditto.
3320 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3321 * modulo-sched.c (loop_canon_p): Ditto.
3322 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3323 slpeel_can_duplicate_loop_p): Ditto.
3324 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3325 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3326 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3327 cancel_loop, verify_loop_structure): Ditto.
3328 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3329 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3330 superloops vector instead of "pred" array.
3331 (establish_preds): Take father loop as an argument. Initialize the
3333 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3334 initialize loop->outer.
3335 (flow_loop_tree_node_remove): Truncate the superloops vector.
3336 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3337 "pred" merged to "superloops" vector.
3338 (loop_depth, loop_outer): New.
3339 (fel_init): Use loop_outer.
3341 2007-05-11 Jan Hubicka <jh@suse.cz>
3343 * cgraphunit.c: Include gt-cgraphunit.h
3344 (static_ctors, static_dtors): New static vars.
3345 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3346 based on implementation in c-common.c
3347 (cgraph_finalize_function): Call record_cdtor_fn.
3348 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3349 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3350 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3351 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3352 build_cdtor, c_build_cdtor_fns): Remove.
3353 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3354 c_build_cdtor_fns): Remove prototype.
3356 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3359 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3360 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3361 * builtins.c (fold_builtin_memchr): New.
3362 (expand_builtin_memchr): Call the latter.
3363 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3364 * doc/extend.texi ([Other built-in functions provided by GCC]):
3367 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3369 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3370 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3371 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3372 PFPO_OP1_TYPE_SHIFT): Constants added.
3373 (DFP_ALL): Mode macro defined.
3374 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3375 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3376 Insn definitions added.
3377 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3378 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3381 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3383 PR tree-optimization/31885
3384 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3386 (automatically_generated_chrec_p): Return false for NULL.
3388 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3390 * config/bfin/bfin.h (MOVE_RATIO): Define.
3392 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3394 * config.gcc (sparc-wrs-vxworks): New target.
3395 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3396 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3397 * config/sparc/sparc.h: Include vxworks-dummy.h.
3398 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3399 include LABEL_REFs too.
3400 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3401 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3403 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3405 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3406 (sparc_emit_call_insn): New function.
3407 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3408 functions when generating VxWorks PIC.
3409 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3410 (call, call_value): Use sparc_emit_call_insn instead of
3413 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3415 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3417 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3419 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3420 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3421 instead of operand_subword.
3423 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3425 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3426 * config/bfin/bfin.c (bfin_local_alignment): New function.
3427 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3429 2007-05-08 Chao-ying Fu <fu@mips.com>
3431 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3432 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3433 (smsub_widen_optab, umsub_widen_optab): Define.
3434 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3436 * genopinit.c (optabs): Fill in smsub_widen_optab and
3438 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3439 and umsub_widen_optab to implement multiply-subtract sequences.
3440 * config/mips/mips.md (*msac<u>_di): Rename to...
3441 (<u>msubsidi4): ...this. Extend condition to include
3442 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3443 of operand 0 to "ka" and use the three-operand form of msub<u>
3445 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3448 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3450 PR rtl-optimization/28011
3451 * reload.c (push_reload): Set dont_share if IN appears in OUT
3452 also when IN is a PLUS rtx.
3453 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
3456 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
3458 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
3459 call unshare_all_decls.
3460 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
3461 (unshare_all_decls): Remove.
3463 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
3466 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
3469 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
3470 Nigel Stephens <nigel@mips.com>
3472 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
3473 Update comments and all uses.
3474 (MIN_FPRS_PER_FMT): Define.
3475 * config/mips/mips.c (function_arg): Fix to correctly handle
3476 the -mips32r2 -mfp64 -mabi=32 case.
3477 (override_options): Enable use of odd-numbered registers for
3478 SFmode values on MIPS32.
3479 (mips_save_reg_p): Save whole floating-point register pair if
3480 either half is used.
3481 (compute_frame_size): Fix comment.
3483 2007-05-08 Jie Zhang <jie.zhang@analog.com>
3485 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
3486 argument of type bool.
3487 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
3488 argument. Safely select temporary P register according to it.
3489 (do_link): Change call site of add_to_reg accordingly.
3490 (do_unlink): Add epilogue_p as a fourth argument and pass it
3492 (expand_interrupt_handler_epilogue): Change call of do_unlink
3494 (bfin_expand_prologue): Add a third argument sibcall_p.
3495 * config/bfin/bfin.md (epilogue): Change call of
3496 bfin_expand_epilogue accordingly.
3497 (sibcall_epilogue): Likewise.
3498 (eh_return_internal): Likewise.
3500 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
3501 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
3502 * config/bfin/bfin.c (bfin_handle_option): Handle
3503 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
3504 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
3505 Support bf534, bf536 and bf561.
3506 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
3508 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/i386.c (ix86_function_regparm): Process local
3512 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
3514 2007-05-07 Mike Stump <mrs@apple.com>
3516 * doc/invoke.texi (Warning Options): Document that -Wempty-body
3517 also checks for and while statements in C++.
3519 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
3521 * gcc.c (at_file_supplied): New variable.
3522 (main): Set it if we expanded argv.
3523 (do_spec_1): Pass an @-file to the linker if we were called with
3524 an @-file argument and HAVE_GNU_LD.
3525 * collect2.c (at_file_supplied): New variable.
3526 (response_file): New variable.
3527 (collect_exit): Unlink response_file if necessary.
3528 (handler): Likewise.
3529 (do_wait): Likewise.
3530 (main): Set at_file_supplied if we expanded argv.
3531 (collect_execute): Pass an @-file to subprocesses if we were called
3532 with an @-file argument.
3533 * configure.ac: Add define for HAVE_GNU_LD.
3534 * configure: Regenerate.
3535 * config.in: Regenerate.
3537 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
3539 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
3545 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
3547 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3548 (TARGET_ENCODE_SECTION_INFO): Re-define.
3549 (m32c_encode_section_info): New
3550 (function_vector_handler): New
3551 (current_function_special_page_vector): New
3552 (m32c_special_page_vector_p): New.
3553 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
3555 * config/m32c/jump.md: Added instruction JSRS for functions
3556 with attribute "function_vector".
3557 * doc/extend.texi (function_vector): Added description
3558 for M16C, M32C targets.
3560 2007-05-07 DJ Delorie <dj@redhat.com>
3563 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
3564 ashrpsi3, lshrpsi3): Update shift count constraint.
3566 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
3567 Nathan Froyd <froydnj@codesourcery.com>
3570 * c-incpath.c (add_path): Strip trailing path separators.
3572 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
3574 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
3575 Free dominance info before purging EH edges.
3576 (eliminate_degenerate_phis): Likewise.
3577 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
3579 2007-05-07 Jan Hubicka <jh@suse.cz>
3581 * gimplify.c (gimplify_expr): Do not crash when folding
3582 (void *)(int)&a + 4.
3584 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3587 * c-opts.c (lang_fortran): Make it non static.
3588 * c-common.h (lang_fortran): New prototype.
3589 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
3590 -lang-fortran option was passed by the driver.
3592 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
3594 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
3595 of ASSERT_CHECKING. Tweak message.
3597 2007-05-06 Revital Eres <eres@il.ibm.com>
3600 * loop-unroll.c (insert_var_expansion_initialization):
3601 Initialize the expansions with -zero instead of +zero.
3603 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
3605 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
3606 into pic and non-pic versions. Mark r19 as used for
3607 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
3608 for tgd_load, tld_load and tie_load .
3609 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
3610 version of tgd_load, tld_load and tie_load depending on the
3613 2007-05-04 Ulrich Drepper <drepper@redhat.com>
3614 Jakub Jelinek <jakub@redhat.com>
3616 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
3617 (__do_global_dtors_aux): Use more paranoid loop to run
3618 destructors if HIDDEN_DTOR_LIST_END.
3619 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
3621 2007-05-04 Jakub Jelinek <jakub@redhat.com>
3623 * varasm.c (align_variable): Don't increase alignment for
3624 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
3625 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
3627 2007-05-04 Josh Conner <jconner@apple.com>
3629 * basic-block.h (cdi_direction): Assign values to all enumeration
3631 (dom_computed): Remove.
3632 (dom_info_state): New.
3633 (set_dom_info_availability): New.
3634 * tree-ssa-loop-im.c (determine_invariantness): Initialize
3635 walk_data.dom_direction.
3636 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
3637 instead of dom_computed[].
3638 (split_edge): Likewise.
3639 (create_basic_block): Likewise.
3640 (merge_blocks): Likewise.
3641 * ifcvt.c (find_if_header): Likewise.
3642 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
3643 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3644 * tree-ssa.c (verify_ssa): Likewise.
3645 * tree-cfg.c (tree_verify_flow_info): Likewise.
3646 (remove_edge_and_dominated_blocks): Likewise.
3647 * dominance.c (dom_computed): Make static.
3648 (calc_dfs_tree_nonrec): Change third param to a bool.
3649 (calc_dfs_tree): Change second param to a bool.
3650 (calc_idioms): Change second param to a bool. Use
3651 dom_convert_dir_to_idx.
3652 (init_dom_info): Validate dir before using.
3653 (dom_convert_dir_to_idx): New.
3654 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
3655 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
3656 (free_dominance_info): Use dom_convert_dir_to_idx.
3657 (get_immediate_dominator): Likewise.
3658 (set_immediate_dominator): Likewise.
3659 (get_dominated_by): Likewise.
3660 (redirect_immediate_dominators): Likewise.
3661 (nearest_common_denominator): Likewise.
3662 (dominated_by_p): Likewise.
3663 (bb_dom_dfs_in): Likewise.
3664 (bb_dom_dfs_out): Likewise.
3665 (recount_dominator): Likewise.
3666 (iterate_fix_dominators): Likewise.
3667 (add_to_dominance_info): Likewise.
3668 (delete_from_dominance_info): Likewise.
3669 (first_dom_son): Likewise.
3670 (next_dom_son): Likewise.
3671 (dom_info_available_p): Likewise.
3672 (dom_info_state): New.
3673 (set_dom_info_availability): New.
3675 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3677 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
3679 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
3681 2007-05-04 Bob Wilson <bob.wilson@acm.org>
3683 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
3684 (subdi3, subdi_carry): Delete.
3686 2007-05-04 Jan Hubicka <jh@suse.cz>
3687 Richard Guenther <rguenther@suse.de>
3689 * opts.c (decode_options): Do not fiddle with inlining
3690 parameters in case of optimizing for size.
3691 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
3692 for size do nothing.
3693 (cgraph_decide_inlining_of_small_function): When optimizing for
3694 size never inline functions increasing caller size.
3695 (cgraph_early_inlining): Inline for size when optimizing for size.
3697 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3699 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
3700 logical operations piecewise.
3701 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
3702 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
3703 subdi_sesidi_di): Delete.
3704 (add_with_carry): Produce carry in CC instead of a DREG to shorten
3705 the generated sequence. Allow three-reg add in constraints. Rewrite
3706 the rtl expression for carry to avoid zero_extend of a constant.
3707 (sub_with_carry): New pattern.
3708 (adddi3, subdi3): Change into define_expand. For subtract, generate a
3709 different sequence not involving jumps.
3710 (notbi): Now a named pattern.
3712 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
3714 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
3715 Add the note about a significant loss of accuracy of some
3716 mathematical routines when these options are used.
3718 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3720 * haifa-sched.c (rtx_vec_t): New typedef.
3721 (contributes_to_priority_p): Extract piece of priority () into new
3723 (priority): Use the function. Add assertion.
3724 (rank_for_schedule, set_priorities): Add assertion to check that
3725 insn's priority is initialized.
3726 (clear_priorities, calc_priorities): Change signature. Make it update
3727 all relevant insns. Update all callers ('add_to_speculative_block ()'
3728 and 'create_block_check_twin ()').
3729 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
3730 Add new field 'priority_status'.
3731 (INSN_PRIORITY_STATUS): New macro.
3732 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
3734 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3736 * sched-ebb.c (debug_ebb_dependencies): New static function.
3737 (init_ready_list): Use it.
3739 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
3740 with changed signature and 'debug_rgn_dependencies ()'.
3741 (debug_rgn_dependencies): New static function.
3742 (init_ready_list): Use it.
3744 * sched-int.h (debug_dependencies): Declare.
3746 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3748 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
3750 2007-05-04 Dirk Mueller <dmueller@suse.de>
3752 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
3754 2007-05-03 Jan Hubicka <jh@suse.cz>
3756 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
3757 for pointer type in more cases than before.
3759 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
3761 * tree-object-size.c (plus_expr_object_size): When operand size is
3762 unknown, return unknown.
3764 2007-05-03 Dirk Mueller <dmueller@suse.de>
3766 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
3768 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
3771 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
3773 2007-05-03 Janis Johnson <janis187@us.ibm.com>
3775 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
3777 2007-05-03 Joseph Myers <joseph@codesourcery.com>
3779 * config/soft-fp/double.h, config/soft-fp/extended.h,
3780 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
3781 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
3782 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
3783 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
3786 2007-05-03 Ian Lance Taylor <iant@google.com>
3788 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
3789 MASK_PPC_GFXOPT for 8540 or 8548.
3791 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3793 * tree-vect-transform.c (vect_update_inits_of_drs): Use
3794 vect_print_dump_info() to output debug information.
3796 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3799 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
3800 operands of size 2 when operand is not MEM_P.
3802 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3804 PR tree-optimization/30565
3805 * lambda-code.c (perfect_nestify): Fix updating of dominators.
3807 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3809 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3810 (umulsi3_highpart): Use them.
3811 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3812 for final accumulator to D regisster tranfser.
3814 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3816 PR tree-optimization/31699
3817 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3819 (vect_enhance_data_refs_alignment): Compute peel amount using
3820 TYPE_VECTOR_SUBPARTS instead of vf.
3821 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3823 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3826 * system.h: Remove inclusion of double-int.h
3827 * tree.h: Include double-int.h
3828 * gengtype.c: Likewise
3829 * cfgloop.h: Likewise
3830 * Makefile.in: Adjust dependencies on double-int.h
3832 2007-05-02 Eric Christopher <echristo@apple.com>
3834 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3835 -shared to -Zdynamiclib.
3837 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3840 * c-common.c (strip_pointer_or_array_types): New function.
3841 * c-common.h (strip_pointer_or_array_types): New function declaration.
3843 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3845 PR tree-optimization/31771
3846 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3848 2007-05-02 Paul Brook <paul@codesourcery.com>
3850 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3852 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3855 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3858 2007-05-02 Nick Clifton <nickc@redhat.com>
3860 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3862 2007-05-02 Richard Guenther <rguenther@suse.de>
3864 PR tree-optimization/31146
3865 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3866 argument, single_use_p. If we have a single use that is
3867 a conversion to the definition rhs type, propagate that rhs.
3868 (forward_propagate_addr_expr): Pass single_use_p argument
3869 to forward_propagate_addr_expr_1.
3871 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3873 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3876 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3878 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3879 'AMD Family 10 core'.
3881 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3883 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3884 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3885 with SSE3 instruction set support.
3886 * doc/invoke.texi: Likewise.
3888 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3890 * config/i386/i386.c (override_options): Tuning 32-byte loop
3891 alignment for amdfam10 architecture. Increasing the max loop
3892 alignment to 24 bytes.
3894 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3896 * config/m68k/constraints.md: New.
3897 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3898 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3899 EXTRA_CONSTRAINT): Remove.
3900 * config/m68k/m68k.md: Include constraints.md.
3901 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3903 2007-05-01 Ian Lance Taylor <iant@google.com>
3905 PR tree-optimization/31739
3906 * tree-vrp.c (vrp_val_is_max): New static function.
3907 (vrp_val_is_min): New static function.
3908 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3910 (set_value_range): Use vrp_val_is_{max,min}.
3911 (extract_range_from_assert): Likewise.
3912 (extract_range_from_binary_expr): Likewise.
3913 (extract_range_from_unary_expr): Likewise.
3914 (dump_value_range, vrp_meet): Likewise.
3915 (vrp_visit_phi_node): Likewise.
3916 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3918 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3920 * config/i386/gmon-sol2.c (size_t): New type.
3921 (intptr_t): Likewise.
3922 (s_textsize): Declare as size_t.
3924 (monstartup): Use size_t for sizes.
3925 (_mcount): Save and restore registers.
3926 (internal_mcount): Pass 0 as the first argument to monstartup
3928 (moncontrol): Convert pointer to appropriately sized integer
3929 before passing to profil.
3931 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3933 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3934 __NO_FPRS__, not just if _SOFT_DOUBLE.
3935 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3936 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3937 also for E500 double.
3938 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3939 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3942 2007-05-01 Richard Guenther <rguenther@suse.de>
3944 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3947 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3949 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
3951 2007-05-01 Jan Hubicka <jh@suse.cz>
3953 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
3956 2007-05-01 Jan Hubicka <jh@suse.cz>
3958 * tree.h (maybe_fold_offset_to_component_ref): Remove.
3959 (maybe_fold_offset_to_reference): Declare.
3960 * fold-const.c (fold_unary): Do not fold
3961 (type *)&A into &A->field_of_type_and_offset_0
3962 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
3963 size is unknown, give up.
3964 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
3966 (maybe_fold_offset_to_reference): New.
3967 (maybe_fold_stmt_indirect): Use it.
3968 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
3969 * gimplify.c (gimplify_conversion): Canonicalize conversions to
3971 (gimplify_expr): Likewise for plus_expr.
3973 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
3975 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
3976 bsi_after_labels. Always insert statements before bsi.
3977 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
3978 * predict.c (apply_return_prediction): Check for empty blocks.
3979 * cfgexpand.c (lab_rtx_for_bb): New variable.
3980 (label_rtx_for_bb): Do not create new tree labels.
3981 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
3982 (tree_expand_cfg): Initialize lab_rtx_for_bb.
3983 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
3985 (label_for_bb): Add field used.
3986 (update_eh_label, main_block_label): Mark the label used.
3987 (cleanup_dead_labels): Remove unused labels.
3989 2007-05-01 Richard Guenther <rguenther@suse.de>
3991 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
3992 if it is not about to be set.
3993 (get_value_range): Do not pre-allocate equiv bitmap.
3994 (update_value_range): No need to clear equiv field.
3995 (add_equivalence): Change prototype to get bitmap pointer.
3996 Allocate bitmap here if it is not already.
3997 (extract_range_from_assert): Do not allocate bitmap here.
3998 Update callers to add_equivalence.
3999 (extract_range_from_ssa_name): Likewise.
4000 (get_vr_for_comparison): New static helper.
4001 (compare_name_with_value): Handle NULL equiv bitmap by
4002 peeling the first iteration of the comparison loop.
4003 Use get_vr_for_comparison.
4004 (compare_names): Handle NULL equiv bitmaps by using fake
4005 ones. Use get_vr_for_comparison.
4007 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4009 * double-int.c (mpz_set_double_int): Moved from
4010 tree-ssa-loop-niter.c.
4011 (mpz_get_double_int): Likewise; also, add option to wrap
4012 out-of-range integers.
4013 * double-int.h: New prototypes for above.
4014 * tree.c (get_static_type_bounds): Moved from
4015 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4016 TYPE_MAX_VALUE if they exist..
4017 * tree.h: New prototype for above.
4018 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4019 get_type_bounds calls.
4020 (mpz_set_double_int): Move to double-int.c.
4021 (get_type_bounds): Move to tree.c, rename to
4022 get_static_type_bounds.
4023 (mpz_to_double_int): Move to double-int.c, rename to
4026 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4028 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4029 DIV0 exception can fall through to a normal return.
4031 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4035 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4036 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4037 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4038 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4039 initialize align to silence bogus warning.
4040 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4041 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4043 (struct sra_walk_fns): Remove use_all parameter from use.
4044 (sra_hash_tree): Handle BIT_FIELD_REFs.
4045 (sra_elt_hash): Don't hash bitfld blocks.
4046 (sra_elt_eq): Skip them in parent compares as well. Handle
4048 (sra_walk_expr): Don't maintain or pass down use_all_p.
4049 (scan_use): Remove use_all parameter.
4050 (scalarize_use): Likewise. Re-expand assignment to
4051 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4052 output, and re-scalarize after output. Don't mark anything
4054 (scalarize_ldst): Adjust.
4055 (scalarize_walk_gimple_modify_statement): Likewise.
4056 (build_element_name_1): Handle BIT_FIELD_REFs.
4057 (instantiate_element): Don't warn for any element whose parent
4059 (instantiate_missing_elements_1): Return the sra_elt.
4060 (canon_type_for_field): New.
4061 (try_instantiate_multiple_fields): New.
4062 (instantiate_missing_elemnts): Use them.
4063 (mark_no_warning): Removed.
4064 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4065 (REPLDUP, sra_build_elt_assignment): New.
4066 (generate_copy_inout): Use them.
4067 (generate_element_copy): Likewise. Handle bitfld differences.
4068 (generate_element_zero): Don't recurse for blocks. Use
4069 sra_build_elt_assignment.
4070 (generate_one_element_int): Take elt instead of var. Use
4071 sra_build_elt_assignment.
4072 (generate_element_init_1): Adjust.
4073 (scalarize_use, scalarize_copy): Use REPLDUP.
4074 (scalarize_ldst): Move assert before dereference.
4075 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4077 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4080 * tree.c (reconstruct_complex_type): Reconstruct a reference
4082 Also use the same mode for the pointer as the old pointer type.
4084 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4086 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4089 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4091 PR rtl-optimization/31676
4092 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4093 (df_refs_record): Call it.
4095 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4097 * rtl.def (SS_ABS): New code.
4098 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4099 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4100 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4101 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4102 (bfin_init_builtins): Define them.
4103 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4104 (bfin_expand_builtin): ... and handle the others here.
4105 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4106 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4107 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4108 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4109 operand is only HImode.
4111 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4113 * regclass.c (scan_one_insn): Remove splitting of
4116 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4117 Nigel Stephens <nigel@mips.com>
4119 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4121 2007-04-28 Jan Hubicka <jh@suse.cz>
4123 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4124 insn_locators_alloc instead of insn_locators_initialize;
4125 call reset_block_changes.
4126 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4127 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4128 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4129 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4130 * config/score/score.c (th_output_mi_thunk): Likewise.
4131 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4132 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4133 tolerate uninitialized locator info.
4136 * function.c (init_function_start): Don't init line number info.
4137 (expand_function_end): Update.
4138 (reset_block_changes, record_block_change, finalize_block_changes,
4139 check_block_change, free_block_changes): Kill.
4140 * function.h (reset_block_changes, record_block_change,
4141 finalize_block_changes, check_block_change, free_block_changes): Remove
4143 (struct function): Remove ib_boundaries_block.
4144 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4145 Use curr_insn_locator to initialize locator.
4146 (emit_line_note): Remove.
4147 * cfgexpand.c (expand_gimple_cond_expr): Update.
4148 (construct_exit_block): Likewise.
4149 (tree_expand_cfg): Initialize/finalize locators.
4150 * expr.c (expand_expr_real): Update.
4151 * cfglayout.c (line_locators_locs, line_locators_lines,
4152 file_locators_locs, file_locators_files): Remove.
4153 (set_block_levels): Move to cfgexpand.c.
4154 (insn_locators_initialize): Remove.
4155 (pass_insn_locators_initialize): Remove.
4156 (locations_locators_locs, locations_locators_vals): New static vars.
4157 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4159 (insn_locators_alloc, insn_locators_finalize,
4160 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4162 (locator_location): New.
4163 (locator_line, locator_file): Rewrite.
4164 * rtl.h (emit_line_note): Kill.
4165 (insn_locators_alloc, insn_locators_finalize,
4166 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4168 * tree-inline.c (initialize_cfun): Do not initialize
4169 ib_boundaries_block.
4170 * passes.c (pass_insn_locators_initialize): Remove.
4172 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4174 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4175 info. Update last_basic_block correctly.
4177 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4180 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4181 register itself to hold the offset constant. Tell flow the use
4182 of r4 and r5 when they are used.
4184 2007-04-27 Richard Guenther <rguenther@suse.de>
4186 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4187 if we simplified anything.
4188 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4189 warnings until we did a simplification and the stmt was not
4190 marked as TREE_NO_WARNING.
4192 2007-04-27 Mike Stump <mrs@apple.com>
4194 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4196 2007-04-27 Ian Lance Taylor <iant@google.com>
4199 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4200 TYPE_MAX_VALUE exist, convert them to the new type.
4202 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4204 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4205 if it claims to be available.
4206 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4208 (perform_tree_ssa_dce): Always free postdominators.
4210 2007-04-27 Richard Henderson <rth@redhat.com>
4212 * config/alpha/predicates.md (aligned_memory_operand): Mark
4213 as define_special_predicate.
4214 (unaligned_memory_operand, normal_memory_operand): Likewise.
4215 (reg_or_unaligned_mem_operand): Remove.
4216 (any_memory_operand): Match the documentation and check for
4217 non-renumbered pseudos during reload.
4218 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4219 alpha_secondary_reload_class, update to new interface, make static.
4220 Handle CQImode like HImode. Remove FP subreg check.
4221 (alpha_expand_mov): Use replace_equiv_address.
4222 (alpha_expand_mov_nobwx): Use any_memory_operand.
4223 (TARGET_SECONDARY_RELOAD): New.
4224 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4225 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4226 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4227 * config/alpha/alpha.md: ... here.
4228 (RELOAD12, reloadmode): New.
4230 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4231 Don't handle the aligned case here.
4232 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4233 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4234 reload_inhi_help. Don't expect a scratch register.
4235 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4237 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4239 2007-04-27 Richard Guenther <rguenther@suse.de>
4241 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4243 2007-04-27 Richard Guenther <rguenther@suse.de>
4245 PR tree-optimization/30965
4246 PR tree-optimization/30978
4247 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4248 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4249 (find_equivalent_equality_comparison): Likewise.
4250 (simplify_cond): Likewise.
4251 (get_prop_source_stmt): New helper.
4252 (get_prop_dest_stmt): Likewise.
4253 (can_propagate_from): Likewise.
4254 (remove_prop_source_from_use): Likewise.
4255 (combine_cond_expr_cond): Likewise.
4256 (forward_propagate_comparison): New function.
4257 (forward_propagate_into_cond): Rewrite to use fold for
4259 (tree_ssa_forward_propagate_single_use_vars): Call
4260 forward_propagate_comparison to propagate comparisons.
4262 2007-04-27 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/31715
4265 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4266 sure to do computation on the offset in an appropriate
4269 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4271 * reload.h (elimination_target_reg_p): Declare.
4272 * reload.c (find_reloads): Don't apply the reg_rtx move
4273 optimization if the SET_DEST satisfies elimination_target_reg_p.
4274 * reload1.c (elimination_target_reg_p): New function.
4275 (gen_reload): In the move/add2 fallback, make sure that op0
4276 does not overlap the destination register.
4278 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4280 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4281 transform only GIMPLE_MODIFY_STMTs.
4282 * tree-complex.c (expand_complex_operations_1): Ditto.
4283 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4284 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4285 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4287 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4288 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4289 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4290 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4291 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4292 slpeel_add_loop_guard): Ditto.
4293 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4294 * lambda-code.c (perfect_nestify): Ditto.
4295 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4296 before the first statement.
4297 * tree-optimize.c (execute_free_datastructures): Fix comments.
4298 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4299 * tree-flow.h (disband_implicit_edges): Declaration removed.
4300 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4302 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4304 (disband_implicit_edges, has_label_p): Removed.
4305 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4306 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4308 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4310 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4311 also for COND_EXPRs.
4312 * cfgexpand.c (label_rtx_for_bb): New function.
4313 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4314 Use label_rtx_for_bb to find the labels.
4315 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4316 last block. Detect fallthru edges.
4318 2007-04-26 Ian Lance Taylor <iant@google.com>
4321 * reload.c (find_reloads_subreg_address): If the address was valid
4322 in the original mode but not in the new mode, reload the whole
4325 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4327 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4328 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4329 (cleanup_control_expr_graph): Do not invalidate dominance info.
4330 Record altered blocks.
4331 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4332 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4333 cleanup_tree_cfg_bb): New functions.
4334 (remove_forwarder_block): Do not maintain the worklist of blocks.
4335 Record altered blocks.
4336 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4338 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4339 delete_unreachable_blocks if dominators are not available.
4340 * tree-inline.c (optimize_inline_calls): Free dominance information
4342 * tree-flow.h (remove_edge_and_dominated_blocks,
4343 cfgcleanup_altered_bbs): Altered.
4344 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4346 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4348 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4349 do not invalidate dominators.
4351 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4353 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4354 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4355 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4356 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4358 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4360 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4362 2007-04-26 Richard Guenther <rguenther@suse.de>
4364 PR tree-optimization/31703
4365 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4366 the right type for the target of the bittest.
4368 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4370 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4371 ix86_sol10_return_in_memory.
4373 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4375 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4378 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4381 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4383 PR tree-optimization/30558
4384 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4385 clear this_state.prev_try.
4387 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4388 Mark Mitchell <mark@codesourcery.com>
4390 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4391 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4392 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4394 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4397 * doc/invoke.texi (%:print-asm-header): Document.
4398 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4400 (static_spec_functions): Add print-asm-header.
4401 (main): Print a banner before the --target-help linker options.
4402 (print_asm_header_spec_function): New function.
4404 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4407 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4408 (movsf_ie): Likewise.
4410 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4412 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4414 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4416 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4418 (__umodsi3, __modsi3): Likewise.
4420 2007-04-25 Dirk Mueller <dmueller@suse.de>
4422 * c-typeck.c (build_compound_expr): Annotate warning()
4423 call with OPT_Wunused_value.
4424 * tree-ssa.c (warn_uninit): Annotate warning with
4426 * c-common.c (handle_sentinel_attribute): Annotate warning
4427 call with OPT_Wattributes.
4429 2007-04-25 Thiemo Seufer <ths@mips.com>
4431 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4433 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
4434 on to the assembler. Improve handling of -mno-mips16. Add handling
4435 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4436 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4437 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4438 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4440 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4443 * config/i386/winnt.c (i386_pe_file_end): Strip only
4444 USER_LABEL_PREFIX when writing export name.
4446 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4448 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4449 sh/elf.h, vx-common.h and vxworks.h.
4450 * config/sh/sh.h: Include config/vxworks-dummy.h.
4451 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4452 (OVERRIDE_OPTIONS): Use it.
4453 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
4454 (vxworks_picreg): New pattern.
4455 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
4456 VXWORKS_OS_CPP_BUILTINS.
4457 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
4458 to their VXWORKS_* equivalents.
4459 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4460 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
4461 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
4462 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
4463 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
4464 -mrtp/-fPIC multilibs.
4465 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
4466 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
4467 (MULTILIB_OSDIRNAMES): Delete.
4469 2007-04-25 Anatoly Sokolov <aesok@post.ru>
4472 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
4474 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
4476 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
4477 rounding mode to be specified by the caller.
4478 (real_to_mpfr) Likewise.
4479 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
4480 include new arguments.
4481 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
4483 2007-04-24 Ian Lance Taylor <iant@google.com>
4485 PR tree-optimization/31605
4486 * tree-vrp.c (set_value_range): Check that min and max are not
4487 both overflow infinities.
4488 (set_value_range_to_value): New static function.
4489 (extract_range_from_binary_expr): Call set_value_range_to_value.
4490 (extract_range_from_cond_expr): Likewise.
4491 (extract_range_from_expr): Likewise.
4492 (extract_range_from_unary_expr): Likewise. Don't create a range
4493 which overflows on both sides.
4494 (vrp_meet): Check for a useless range.
4495 (vrp_visit_phi_node): If we see a constant which looks like an
4496 overflow infinity, turn off the TREE_OVERFLOW flag.
4498 2007-04-24 Ian Lance Taylor <iant@google.com>
4500 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
4502 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
4505 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
4506 diagnostic message is being built.
4507 * tree-pretty-print.c (dump_generic_node): Only write the
4508 formatted text into BUFFER's stream if we are not building a
4510 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
4512 * Makefile.in (toplev.o): Depend on tree-pass.h.
4514 2007-04-24 Ian Lance Taylor <iant@google.com>
4516 PR tree-optimization/31602
4517 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
4518 conditionals in the copied loop header.
4519 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
4520 warnings if TREE_NO_WARNING is set.
4521 * doc/invoke.texi (Warning Options): Clarify that
4522 -Wstrict-overflow does not warn about loops.
4524 2007-04-24 Janis Johnson <janis187@us.ibm.com>
4526 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
4527 expand on the comment about _Decimal128 arguments and check the
4528 integer result of the modulus operation; for 64-bit ELF ABI, ensure
4529 that _Decimal128 argument uses even/odd register pair.
4530 (function_arg): Ditto.
4532 2007-04-24 Hui-May Chang <hm.chang@apple.com>
4534 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
4535 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
4537 2007-04-24 Richard Guenther <rguenther@suse.de>
4538 Olga Golovanevsky <olga@il.ibm.com>
4540 * fold-const.c (multiple_of_p): Check for bottom
4543 2007-04-24 Richard Henderson <rth@redhat.com>
4545 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
4546 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
4547 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
4548 looking for non-zero bits shifted out. Avoid a recursive call
4549 when constructing the scalar.
4550 (__floatundisf): Likewise.
4552 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
4554 * dwarf2out.c (field_byte_offset): Move the existing logic
4555 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
4556 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
4558 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4561 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
4562 argument of 0 for memset.
4563 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
4564 unsigned shift instead of the signed variant.
4566 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4568 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
4569 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
4570 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
4571 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
4572 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4573 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
4574 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
4575 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
4576 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
4577 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
4578 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
4579 "mul<mode>3", "div<mode>3"): Insn definitions added.
4580 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
4581 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
4582 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
4583 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
4584 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
4585 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
4586 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
4587 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
4588 TARGET_FLOAT_FORMAT): Macro definitions removed.
4589 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
4590 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
4591 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
4592 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
4593 (s390_gen_rtx_const_DI): Function removed.
4594 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
4596 2007-04-24 Richard Sandiford <richard@codesourcery.com>
4598 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
4599 over an external ffs function.
4601 2007-04-24 Chao-ying Fu <fu@mips.com>
4602 Richard Sandiford <richard@nildram.co.uk>
4604 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
4605 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
4606 (smadd_widen_optab, umadd_widen_optab): Define.
4607 * optabs.c (init_optabs): Initialize smadd_widen_optab and
4609 * genopinit.c (optabs): Fill in smadd_widen_optab and
4611 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
4612 and umadd_widen_optab to implement multiply-add sequences.
4613 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
4614 (<u>maddsidi4): ...this. Extend condition to include
4615 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4616 of operand 0 to "ka" and use the three-operand form of madd<u>
4618 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
4620 * config/mips/constraints.md (ka): New register constraint.
4622 2007-04-24 Jan Hubicka <j@suse.cz>
4626 2007-04-23 Jan Hubicka <jh@suse.cz>
4627 * function.c (init_function_start): Don't init line number info.
4628 (expand_function_end): Update.
4629 (reset_block_changes, record_block_change, finalize_block_changes,
4630 check_block_change, free_block_changes): Kill.
4631 * function.h (reset_block_changes, record_block_change,
4632 finalize_block_changes, check_block_change, free_block_changes): Remove
4634 (struct function): Remove ib_boundaries_block.
4635 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4636 Use curr_insn_locator to initialize locator.
4637 (emit_line_note): Remove.
4638 * cfgexpand.c (expand_gimple_cond_expr): Update.
4639 (construct_exit_block): Likewise.
4640 (tree_expand_cfg): Initialize/finalize locators.
4641 * expr.c (expand_expr_real): Update.
4642 * cfglayout.c (line_locators_locs, line_locators_lines,
4643 file_locators_locs, file_locators_files): Remove.
4644 (set_block_levels): Move to cfgexpand.c.
4645 (insn_locators_initialize): Remove.
4646 (pass_insn_locators_initialize): Remove.
4647 (locations_locators_locs, locations_locators_vals): New static vars.
4648 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4650 (insn_locators_alloc, insn_locators_finalize,
4651 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4653 (locator_location): New.
4654 (locator_line, locator_file): Rewrite.
4655 * rtl.h (emit_line_note): Kill.
4656 (insn_locators_alloc, insn_locators_finalize,
4657 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4659 * tree-inline.c (initialize_cfun): Do not initialize
4660 ib_boundaries_block.
4661 * passes.c (pass_insn_locators_initialize): Remove.
4663 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
4665 * doc/invoke.texi: Removed leading '-' from option index entries.
4667 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4669 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
4671 (create_phi_node): Use set_phi_nodes.
4672 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
4673 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
4674 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
4675 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
4676 (bsi_start, bsi_last): Use bb_stmt_list.
4677 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
4678 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
4679 Traverse the statements using tsi iterator.
4680 * basic-block.h (struct basic_block_def): Fields stmt_list
4681 and phi_nodes moved to ...
4682 (struct tree_bb_info): ... new structure.
4683 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
4684 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
4685 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
4686 (tree_verify_flow_info): Verify that il.tree is not set for
4687 entry and exit block.
4688 (tree_split_block): Use set_bb_stmt_list.
4690 2007-04-23 Mike Stump <mrs@apple.com>
4692 * config/i386/i386.c (ix86_tune_features
4693 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
4696 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4698 * config/i386/i386.md (prefix_extra): New attribute.
4699 (length): Add prefix_extra.
4701 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
4702 (sse2_movntv2di): Likewise.
4703 (sse2_cvtps2dq): Likewise.
4704 (sse2_cvtpd2pi): Likewise.
4705 (sse2_cvttpd2pi): Likewise.
4706 (*sse2_cvtpd2ps): Likewise.
4707 (*add<mode>3): Likewise.
4708 (sse2_ssadd<mode>3): Likewise.
4709 (sse2_usadd<mode>3): Likewise.
4710 (*sub<mode>3): Likewise.
4711 (sse2_sssub<mode>3): Likewise.
4712 (sse2_ussub<mode>3): Likewise.
4713 (*mulv8hi3): Likewise.
4714 (*smulv8hi3_highpart): Likewise.
4715 (*umulv8hi3_highpart): Likewise.
4716 (sse2_umulv2siv2di3): Likewise.
4717 (sse2_pmaddwd): Likewise.
4718 (ashr<mode>3): Likewise.
4719 (lshr<mode>3): Likewise.
4720 (ashl<mode>3): Likewise.
4721 (sse2_ashlti3): Likewise.
4722 (sse2_lshrti3): Likewise.
4723 (*umaxv16qi3): Likewise.
4724 (*smaxv8hi3): Likewise.
4725 (*uminv16qi3): Likewise.
4726 (*sminv8hi3): Likewise.
4727 (sse2_eq<mode>3): Likewise.
4728 (sse2_gt<mode>3): Likewise.
4729 (*and<mode>3): Likewise.
4730 (sse2_nand<mode>3): Likewise.
4731 (*ior<mode>3): Likewise.
4732 (*xor<mode>3): Likewise.
4733 (sse2_packsswb): Likewise.
4734 (sse2_packssdw): Likewise.
4735 (sse2_packuswb): Likewise.
4736 (sse2_punpckhbw): Likewise.
4737 (sse2_punpcklbw): Likewise.
4738 (sse2_punpckhwd): Likewise.
4739 (sse2_punpcklwd): Likewise.
4740 (sse2_punpckhdq): Likewise.
4741 (sse2_punpckldq): Likewise.
4742 (sse2_punpckhqdq): Likewise.
4743 (sse2_punpcklqdq): Likewise.
4744 (*sse2_pinsrw): Likewise.
4745 (*sse2_pextrw): Likewise.
4746 (sse2_pshufd_1): Likewise.
4747 (sse2_uavgv16qi3): Likewise.
4748 (sse2_uavgv8hi3): Likewise.
4749 (sse2_psadbw): Likewise.
4750 (sse2_pmovmskb): Likewise.
4751 (*sse2_maskmovdqu): Likewise.
4752 (*sse2_maskmovdqu_rex64): Likewise.
4753 (sse4a_extrqi): Likewise.
4754 (sse4a_extrq): Likewise.
4755 (sse3_lddqu): Set prefix_rep.
4756 (sse3_addsubv4sf3): Likewise.
4757 (sse3_haddv4sf3): Likewise.
4758 (sse3_hsubv4sf3): Likewise.
4759 (sse_cvtss2si): Likewise.
4760 (sse_cvtss2si_2): Likewise.
4761 (sse_cvtss2siq): Likewise.
4762 (sse_cvtss2siq_2): Likewise.
4763 (sse_cvttss2si): Likewise.
4764 (sse_cvttss2siq): Likewise.
4765 (sse2_cvttps2dq): Likewise.
4766 (sse3_movshdup): Likewise.
4767 (sse3_movsldup): Likewise.
4768 (sse2_cvtsd2si): Likewise.
4769 (sse2_cvtsd2si_2): Likewise.
4770 (sse2_cvtsd2siq): Likewise.
4771 (sse2_cvtsd2siq_2): Likewise.
4772 (sse2_cvttsd2si): Likewise.
4773 (sse2_cvttsd2siq): Likewise.
4774 (*sse2_cvtpd2dq): Likewise.
4775 (*sse2_cvttpd2dq): Likewise.
4776 (sse2_pshuflw_1): Likewise.
4777 (sse2_pshufhw_1): Likewise.
4778 (sse4a_insertqi): Likewise.
4779 (sse4a_insertq): Likewise.
4780 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
4781 (ssse3_phadddv4si3): Likewise.
4782 (ssse3_phaddswv8hi3): Likewise.
4783 (ssse3_phsubwv8hi3): Likewise.
4784 (ssse3_phsubdv4si3): Likewise.
4785 (ssse3_phsubswv8hi3): Likewise.
4786 (ssse3_pmaddubswv8hi3): Likewise.
4787 (ssse3_pmulhrswv8hi3): Likewise.
4788 (ssse3_pshufbv16qi3): Likewise.
4789 (ssse3_psign<mode>3): Likewise.
4790 (ssse3_palignrti): Likewise.
4791 (abs<mode>2): Likewise.
4792 (ssse3_phaddwv4hi3): Set prefix_extra.
4793 (ssse3_phadddv2si3): Likewise.
4794 (ssse3_phaddswv4hi3): Likewise.
4795 (ssse3_phsubwv4hi3): Likewise.
4796 (ssse3_phsubdv2si3): Likewise.
4797 (ssse3_phsubswv4hi3): Likewise.
4798 (ssse3_pmaddubswv4hi3): Likewise.
4799 (ssse3_pmulhrswv4hi3): Likewise.
4800 (ssse3_pshufbv8qi3): Likewise.
4801 (ssse3_psign<mode>3): Likewise.
4802 (ssse3_palignrdi): Likewise.
4803 (abs<mode>2): Likewise.
4804 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
4805 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
4806 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4808 2007-04-23 Nick Clifton <nickc@redhat.com>
4810 * params.def: Fix formatting of emacs local variables.
4812 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4814 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4815 move if inter-unit move isn't allowed.
4816 Don't split moving the first element of V2DI to DI to inter-unit
4817 move if inter-unit move isn't allowed.
4819 2007-04-23 Richard Guenther <rguenther@suse.de>
4821 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4822 and CDI_POST_DOMINATORS separately.
4824 2007-04-23 Nick Clifton <nickc@redhat.com>
4826 * c.opt (Wformat-contains-nul): Add warning attribute.
4828 2007-04-23 Jan Hubicka <jh@suse.cz>
4830 * function.c (init_function_start): Don't init line number info.
4831 (expand_function_end): Update.
4832 (reset_block_changes, record_block_change, finalize_block_changes,
4833 check_block_change, free_block_changes): Kill.
4834 * function.h (reset_block_changes, record_block_change,
4835 finalize_block_changes, check_block_change, free_block_changes): Remove
4837 (struct function): Remove ib_boundaries_block.
4838 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4839 Use curr_insn_locator to initialize locator.
4840 (emit_line_note): Remove.
4841 * cfgexpand.c (expand_gimple_cond_expr): Update.
4842 (construct_exit_block): Likewise.
4843 (tree_expand_cfg): Initialize/finalize locators.
4844 * expr.c (expand_expr_real): Update.
4845 * cfglayout.c (line_locators_locs, line_locators_lines,
4846 file_locators_locs, file_locators_files): Remove.
4847 (set_block_levels): Move to cfgexpand.c.
4848 (insn_locators_initialize): Remove.
4849 (pass_insn_locators_initialize): Remove.
4850 (locations_locators_locs, locations_locators_vals): New static vars.
4851 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4853 (insn_locators_alloc, insn_locators_finalize,
4854 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4856 (locator_location): New.
4857 (locator_line, locator_file): Rewrite.
4858 * rtl.h (emit_line_note): Kill.
4859 (insn_locators_alloc, insn_locators_finalize,
4860 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4862 * tree-inline.c (initialize_cfun): Do not initialize
4863 ib_boundaries_block.
4864 * passes.c (pass_insn_locators_initialize): Remove.
4866 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4869 * expr.c (reduce_to_bit_field_precision): Handle
4872 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4874 PR tree-optimization/24659
4875 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4876 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4877 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4878 * genopinit.c (optabs): Rename vec_pack_mod_optab
4879 to vec_pack_trunc_optab.
4880 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4881 early for scalar floating point operands for NOP_EXPR.
4882 (vectorizable_type_promotion): Ditto.
4883 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4884 vec_pack_trunc_optab.
4885 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4887 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4888 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4889 Rename from VEC_PACK_MOD_EXPR.
4890 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4891 * expr.c (expand_expr_real_1): Ditto.
4892 * tree-inline.c (estimate_num_insns_1): Ditto.
4893 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4895 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4896 (vec_unpacks_lo_v4sf): Ditto.
4897 (vec_pack_trunc_v2df): Ditto.
4898 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4899 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4900 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4902 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4904 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4906 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4907 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4908 packing of floating point operands.
4909 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4910 represent unpacking of floating point operands.
4911 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4912 [vec_unpacks_hi]: Ditto.
4913 [vec_unpacks_lo]: Ditto.
4915 2007-04-22 Jan Hubicka <jh@suse.cz>
4917 * final.c (rest_of_handle_final): Call
4918 targetm.asm_out.constructor/targetm.asm_out.destructor
4919 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4920 proper priority via decl_*_priority_insert.
4921 * c-common.c (c_expand_body): Likewise.
4923 2007-04-22 Richard Guenther <rguenther@suse.de>
4925 PR tree-optimization/29789
4926 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4927 (rewrite_reciprocal): New helper split out from
4928 determine_invariantness_stmt.
4929 (rewrite_bittest): Likewise.
4930 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4931 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4934 2007-04-22 Revital Eres <eres@il.ibm.com>
4936 * loop-unroll.c (var_to_expand): New field to support also
4937 insns of the form x = something + x.
4938 (analyze_insn_to_expand_var): Use it.
4939 (expand_var_during_unrolling): Likewise.
4941 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4943 * predict.c: Include pointer-set.h.
4944 (bb_predictions): New variable.
4945 (tree_predicted_by_p, tree_predict_edge,
4946 remove_predictions_associated_with_edge): Use bb_predictions map
4947 instead of bb->predictions.
4948 (clear_bb_predictions, assert_is_empty): New functions.
4949 (combine_predictions_for_bb): Use bb_predictions map. Call
4950 clear_bb_predictions.
4951 (tree_estimate_probability): Create and free bb_predictions map.
4952 * Makefile.in (predict.o): Add pointer-set.h dependency.
4953 * basic-block.h (struct basic_block_def): Remove predictions
4955 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
4957 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4960 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
4963 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4965 * timevar.c (timevar_print): Change reference of --disable-checking to
4966 --enable-checking=release. Also warn if assert checking is disabled.
4968 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4971 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
4972 decl as addressable if the compound literal was marked as
4974 Mark the decl as a gimple register if it is a complex or
4975 vector decl and does not live in memory.
4977 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4979 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
4980 (GENERIC_NEXT): New function macro.
4981 (PHI_CHAIN): Use phi_node's new chain variable.
4982 (tree_phi_node): Change tree_common to tree_base
4983 and add the chain field.
4984 * tree-phinodes.c (make_phi_node): Don't set
4985 TREE_TYPE on the new node.
4986 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
4987 instead of checking GIMPLE_TUPLE_P in chain_next.
4988 * tree-vect-transform.c
4989 (get_initial_def_for_induction): Look at
4990 PHI_RESULT_TREE for the type of the phi node.
4991 (update_vuses_to_preheader): Use PHI_CHAIN
4992 instead of TREE_CHAIN on the phi node.
4993 * tree-ssa-structalias.c (compute_points_to_sets):
4995 (ipa_pta_execute): Likewise.
4997 2007-04-21 Richard Guenther <rguenther@suse.de>
5000 * fold-const.c (fold_unary): Call fold_convert_const on the
5003 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5005 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5006 (store_killed_in_pat): New.
5008 2007-04-20 Richard Henderson <rth@redhat.com>
5011 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5012 TREE_LIST with a void_type_node value, not void_list_node exactly.
5014 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5016 * doc/standards.texi: Re-arrange into language-specific
5017 subsections. Add a C++ section, documenting which standards we
5020 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5022 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5023 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5025 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5027 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5028 ecrti.o and crtbegin.o.
5029 (LIB_DEFAULT_SPEC): Include -lc.
5030 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5032 2007-04-20 Richard Henderson <rth@redhat.com>
5035 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5036 argument; update all callers.
5037 (get_unaligned_offset): New.
5038 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5039 get_unaligned_address, just pass on the address directly.
5040 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5041 the subreg in the helper patterns.
5042 (unaligned_extendqidi_le): Use get_unaligned_offset.
5043 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5044 (unaligned_extendhidi_be): Likewise.
5045 (unaligned_extendhidi): Tidy.
5046 * config/alpha/alpha-protos.h: Update.
5048 2007-04-20 Richard Henderson <rth@redhat.com>
5050 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5051 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5052 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5053 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5054 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5055 (CPP_SPEC): Don't include %(cpp_subtarget).
5056 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5057 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5058 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5060 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5062 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5063 for __builtin_ia32_cmpordss.
5065 PR tree-optimization/31632
5066 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5067 and arg1 for optimizations of comparison against min/max values.
5068 Fold arg0 to arg1's type for optimizations of comparison against
5069 min+1 and max-1 values.
5071 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5073 * reload.c (combine_reloads): When trying to use a dying register,
5074 check whether it's uninitialized and don't use if so.
5076 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5078 * fold-const.c: Remove prototypes for native_encode_expr and
5079 native_interpret_expr.
5080 (native_encode_expr): Make non-static.
5081 (native_interpret_expr): Likewise.
5082 * tree.h: Add prototypes for the above.
5084 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5086 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5087 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5088 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5089 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5090 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5091 Add length attributes.
5093 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5095 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5098 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5099 __STDC_WANT_DEC_FP__.
5101 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5103 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5104 for long double compatibility.
5105 * configure: Regenerate.
5107 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5109 PR rtl-optimization/29841
5110 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5112 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5113 that may cause control flow transfer from being moved.
5115 2007-04-18 Jan Hubicka <jh@suse.cz>
5117 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5120 2007-04-18 Eric Christopher <echristo@apple.com>
5122 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5123 only. Update operands.
5124 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5125 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5126 link register to pic register.
5128 2007-04-18 Dirk Mueller <dmueller@suse.de>
5131 * tree-vrp.c (search_for_addr_array): New.
5132 (check_array_bounds): Suppress warning about
5133 address taken of array refs if its not de-referenced.
5135 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5137 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5138 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5140 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5141 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5142 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5144 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5146 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5148 (vect_analyze_scalar_cycles): Fix indentation.
5149 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5150 (vect_mark_relevant): Include phis in relevance analysis.
5152 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5154 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5156 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5157 output_operand_lossage().
5159 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5161 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5162 the unused code for reduction without adjust-in-epilog to simplify the
5165 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5167 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5168 (S390_TDC_NEGATIVE_ZERO): New constant.
5169 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5170 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5171 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5172 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5173 (S390_TDC_POSITIVE_INFINITY): New constant.
5174 (S390_TDC_NEGATIVE_INFINITY): New constant.
5175 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5176 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5177 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5178 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5179 (S390_TDC_INFINITY): New constant.
5180 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5181 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5182 optimization for UNSPEC_CCZ_TO_INT.
5183 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5184 ("*ccz_to_int"): New insn.
5185 ("isinf<mode>2"): New insn.
5186 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5187 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5188 (UNSPEC_CCZ_TO_INT): New constant.
5190 2007-04-18 Richard Guenther <rguenther@suse.de>
5192 PR tree-optimization/19431
5193 PR tree-optimization/21463
5194 * tree-pass.h (pass_phiprop): Declare.
5195 * passes.c (init_optimization_passes): New phiprop pass.
5196 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5197 (phivn_valid_p): New helper function.
5198 (phiprop_insert_phi): Likewise.
5199 (propagate_with_phi): Likewise.
5200 (tree_ssa_phiprop): New propagator propagating loads
5201 through phi nodes if profitable.
5203 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5205 * tree-vect-analyze.c (process_use): New function.
5206 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5207 Check phis in all bbs.
5208 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5211 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5213 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5216 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5219 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5222 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5224 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5226 (sse_vmmulv4sf3): Likewise.
5227 (sse2_vmaddv2df3): Likewise.
5228 (sse2_vmmulv2df3): Likewise.
5230 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5232 PR rtl-optimization/31360
5233 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5234 (target_reg_cost): New.
5235 (init_set_costs): Initialize target_reg_cost. Add comments
5236 regarding the rationale of the costs.
5237 (global_cost_for_size): Renamed to...
5238 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5239 of register pressure.
5240 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5241 estimate_reg_pressure_cost. Add number of ivs.
5242 (determine_set_costs): Dump target_reg_cost.
5243 * loop-invariant.c (gain_for_invariant): Use
5244 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5245 (best_gain_for_invariant, find_invariants_to_move): Remove
5247 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5248 (target_reg_cost): Declare.
5249 (global_cost_for_size): Declaration removed.
5250 (estimate_reg_pressure_cost): Declare.
5252 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5254 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5255 regnos into even/odd register pairs.
5256 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5257 TDmode similar to the other floating point modes.
5258 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5259 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5261 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5262 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5263 (movdd_hardfloat64): Use TARGET_MFPGPR.
5265 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5267 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5270 2005-01-05 Richard Henderson <rth@redhat.com>
5272 * reload1.c (do_input_reload): Restrict the optimization deleteing
5273 a previous output reload to RELOAD_FOR_INPUT.
5275 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5277 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5278 induc_vec_info_type.
5279 (vectorizable_induction): New function declaration.
5280 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5281 check if already vectorized. Find first place in BB where new stmts
5282 can be inserted. Takes only one argument.
5283 (vectorizable_induction): New function.
5284 (vect_transform_stmt): Add case for induc_vec_info_type to call
5285 vectorizable_induction.
5286 (vect_transform_loop): Consider phis for vectorization.
5287 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5289 (analyze_operations): Call vectorizable_induction when analyzing phis.
5291 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5292 (vect_mark_relevant): Include phis in relevance analysis.
5293 (vect_mark_stmts_to_be_vectorize): Likewise.
5294 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5296 2007-04-16 Lawrence Crowl <crowl@google.com>
5298 * doc/invoke.texi (Debugging Options): Add documentation for the
5299 -femit-struct-debug options -femit-struct-debug-baseonly,
5300 -femit-struct-debug-reduced, and
5301 -femit-struct-debug-detailed[=...].
5303 * c-opts.c (c_common_handle_option): Add
5304 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5305 and OPT_femit_struct_debug_detailed_.
5306 * c.opt: Add specifications for
5307 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5308 and -femit-struct-debug-detailed[=...].
5309 * opts.c (set_struct_debug_option): Parse the
5310 -femit-struct-debug-... options.
5311 * opts.c (matches_main_base, main_input_basename,
5312 main_input_baselength, base_of_path, matches_main_base): Add
5313 variables and functions to compare header base name to compilation
5315 * opts.c (should_emit_struct_debug): Add to determine to emit a
5316 structure based on the option.
5317 (dump_struct_debug) Also disabled function to debug this
5319 * opts.c (handle_options): Save the base name of the
5322 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5323 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5324 This hook indicates if a type is generic. Set it by default
5326 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5327 to determine if a struct type is generic or not.
5328 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5329 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5330 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5333 * flags.h (enum debug_info_usage): Add an enumeration to describe
5334 a program's use of a structure type.
5335 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5336 to indicate the program's usage of the type. Filter structs based
5337 on the -femit-struct-debug-... specification.
5338 (gen_type_die): Split into two routines, gen_type_die and
5339 gen_type_die_with_usage. gen_type_die is now a wrapper
5340 that assumes direct usage.
5341 (gen_type_die_with_usage): Replace calls to gen_type_die
5342 with gen_type_die_with_usage adding the program usage of
5343 the referenced type.
5344 (dwarf2out_imported_module_or_decl): Suppress struct debug
5345 information using should_emit_struct_debug when appropriate.
5347 2007-04-16 Ian Lance Taylor <iant@google.com>
5349 PR tree-optimization/31522
5350 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5351 (vrp_initialize): Allocate vr_phi_edge_counts.
5352 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5353 executable edge. Drop test for all constants.
5354 (vrp_finalize): Free vrp_phi_edge_counts.
5356 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5357 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5359 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5360 predecessors at head rather than tail.
5362 2007-04-16 Matthias Klose <doko@debian.org>
5364 * config/alpha/linux.h (CPP_SPEC): Define.
5365 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5367 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5369 * function.h: Remove sequence_stack extern declaration.
5371 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5373 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5375 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5378 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5380 * config/avr/avr.c (avr_arch_types): Rearranging array.
5381 (enum avr_arch): Add.
5382 (avr_mcu_types): Use avr_arch enumeration constants instead of
5384 * config/avr/avr.h (LINK_SPEC): Simplify.
5386 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5388 * config/m68k/m68k.c (m68k_libcall_value,
5389 m68k_function_value): Use macros for register names more.
5391 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5393 (M68K_REGNAME): Use A6_REG.
5394 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5396 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5399 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5400 'pending_read_list_length' and 'pending_write_list_length'. Update
5402 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5403 to handle two length counters instead of one. Update all uses.
5404 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5405 two length counters instead of one.
5406 * sched-rgn.c (propagate_deps): Update to handle two length counters
5409 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5412 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5413 copy of source, pass it to ix86_expand_vector_set and return
5416 2007-04-16 David Ung <davidu@mips.com>
5417 Joseph Myers <joseph@codesourcery.com>
5419 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5420 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5421 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5422 Add 74K processor information.
5423 * config/mips/mips.md: Include 74k.md.
5424 (cpu): Add 74kc,74kf,74kx.
5425 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5426 * config/mips/74k.md: New.
5427 * doc/invoke.texi (MIPS Options): Document 74K support.
5429 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5431 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5432 vectorizable_* functions.
5433 * tree-vect-transform.c (vectorizable_call): Add check for
5434 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5435 (vectorizable_store): likewise.
5436 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5438 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5439 (vectorizable_type_promotion, vectorizable_load): Likewise.
5440 (vectorizable_live_operation, vectorizable_condition): Likewise.
5441 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5443 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5445 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5447 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5448 register numbers more.
5449 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
5450 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
5451 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
5452 FUNCTION_VALUE_REGNO_P): Likewise.
5453 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
5454 STATIC_CHAIN_REGNUM): Likewise.
5455 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
5456 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
5457 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
5458 * config/m68k/m68k.md (FP_REG): New.
5460 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5462 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
5465 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5467 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
5468 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
5471 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5473 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
5476 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5479 * c-decl.c (finish_decl): Grab the type of the decl after the call
5480 to store_init_value.
5482 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
5484 * common.opt (fforward-propagate): Fix "Optimization" annotation.
5486 2007-04-14 Jakub Jelinek <jakub@redhat.com>
5489 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
5490 post dominators and cleanup cfg before returning.
5492 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
5494 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
5495 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
5497 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
5499 * config.gcc: Recognize fido.
5500 * config/m68k/m68k-devices.def (fidoa): New.
5501 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
5503 (FL_FIDOA, TARGET_FIDOA): New.
5504 * config/m68k/m68k.opt (mfidoa): New.
5506 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5509 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
5510 when a personality function is used.
5512 2007-04-13 Bob Wilson <bob.wilson@acm.org>
5514 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
5516 2007-04-13 Mike Stump <mrs@apple.com>
5518 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
5520 * config/darwin.opt (fapple-kext): Make C++ only.
5521 * config/darwin.c (darwin_override_options): Remove code to ensure
5522 -fapple-kext is given for C++ only.
5524 2007-04-13 Richard Sandiford <richard@codesourcery.com>
5526 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5527 * config/mips/mips.c (override_options): Call
5528 SUBTARGET_OVERRIDE_OPTIONS, if defined.
5530 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5532 * config/i386/i386.opt (msvr3-shlib): Removed.
5534 * doc/invoke.texi: Remove -msvr3-shlib.
5536 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5538 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
5539 with "popcnt" instruction.
5541 2007-04-13 Richard Guenther <rguenther@suse.de>
5543 PR tree-optimization/21258
5544 * tree-vrp.c (compare_case_labels): New helper.
5545 (find_switch_asserts): New function.
5546 (find_assert_locations): Call it for SWITCH_EXPRs.
5548 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
5550 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
5551 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
5552 check is now implied in X87_FLOAT_MODE_P.
5553 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5554 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5555 (fix_trunc<mode>_i386_fisttp): Ditto.
5556 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5557 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5558 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5559 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5560 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5561 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5562 (unnamed_splitters): Ditto.
5563 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
5564 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
5565 FIRST_SSE_REG for local functions when SSE math is enabled or
5566 for functions with sseregparm attribute.
5567 (standard_80387_constant_p): Return -1 if mode is not
5569 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
5570 (ix86_expand_compare): Ditto.
5571 (ix86_expand_carry_flag_compare): Ditto.
5572 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
5573 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
5574 DECIMAL_FLOAT_MODE_P.
5575 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
5576 of SCALAR_FLOAT_MODE_P.
5577 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
5578 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
5579 checks before FLOAT_MODE_P.
5580 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
5581 before FLOAT_MODE_P.
5586 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
5588 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
5589 Charles Wilson <libtool@cwilson.fastmail.fm>
5591 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
5592 (libgcc.mvars): Don't depend on them.
5593 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
5594 * exec-tool.in: New.
5596 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
5598 * doc/invoke.text (--help): Document --help=common.
5600 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
5602 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
5604 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5606 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
5607 * genemit.c (main): Emit #include "integrate.h".
5608 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
5609 (LOADGP_RTP): New mips_loadgp_style.
5610 * config/mips/mips.h: Include config/vxworks-dummy.h.
5611 (TARGET_RTP_PIC): New macro.
5612 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
5613 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
5614 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
5616 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
5617 -mvxworks-pic when using -mrtp and a PIC option.
5618 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
5620 (mips_symbolic_constant_p, mips_symbolic_address_p)
5621 (mips_symbol_insns): Handle SYMBOL_HALF.
5622 (override_options): Warn about -G and -mrtp being used together.
5623 Initialize mips_lo_relocs[SYMBOL_HALF].
5624 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
5625 (mips_emit_loadgp): Handle LOADGP_RTP.
5626 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
5627 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
5628 (tablejump): Handle function-relative case table entries if
5630 * config/mips/predicates.md (symbol_ref_operand): New predicate.
5632 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5634 * config/mips/mips.md (load_call<mode>): Allow any general register.
5636 (sibcall_value_internal, sibcall_value_multiple_internal)
5637 (call_value_internal, call_value_split, call_value_multiple_internal)
5638 (call_value_multiple_split): Remove constraints from operand 0.
5640 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5642 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
5643 rather than loadgp_noshared.
5644 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
5645 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
5647 * config/mips/mips.md (loadgp): Rename to...
5648 (loadgp_newabi): ...this.
5649 (loadgp_noshared): Rename to...
5650 (loadgp_absolute): ...this.
5652 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5654 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
5655 false for locally-binding symbols.
5656 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
5658 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5660 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
5661 (SYMBOL_GOT_PAGE_OFST): ...this.
5662 (SYMBOL_GOT_GLOBAL): Rename to...
5663 (SYMBOL_GOT_DISP): ...this.
5664 (SYMBOL_GOTOFF_GLOBAL): Rename to...
5665 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
5666 * config/mips/mips.c (mips_global_symbol_p): New function.
5667 (mips_symbol_binds_local_p): Likewise.
5668 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
5669 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
5670 and mips_symbol_binds_local_p.
5671 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
5672 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
5673 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
5675 (mips_ok_for_lazy_binding_p): New function.
5676 (mips_load_call_address, mips_expand_call): Use it.
5677 (mips_dangerous_for_la25_p): Likewise.
5678 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
5679 (*got_disp<mode>): Use got_disp_operand instead of
5680 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
5681 SYMBOL_GOTOFF_GLOBAL.
5682 (*got_page<mode>): Use got_page_ofst_operand instead of
5684 * config/mips/predicates.md (const_call_insn_operand): Use
5685 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
5686 (global_got_operand): Rename to...
5687 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
5689 (local_got_operand): Rename to...
5690 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
5691 of SYMBOL_GOT_LOCAL.
5693 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5695 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
5696 TARGET_CALL_CLOBBERED_GP.
5697 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5698 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
5699 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
5700 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
5701 of TARGET_ABICALLS && !TARGET_NEWABI.
5702 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5703 * config/mips/mips.c (mips_load_call_address): Check
5704 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5705 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5706 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5707 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
5708 TARGET_ABICALLS && TARGET_NEWABI.
5709 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
5711 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
5712 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
5713 TARGET_ABICALLS && TARGET_NEWABI.
5714 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
5715 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
5716 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
5717 whether indirect calls must use $25.
5718 (mips_extra_live_on_entry): Check TARGET_GOT instead of
5720 * config/mips/mips.md (jal_macro): Check flag_pic and
5721 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
5722 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
5723 instead of TARGET_ABICALLS.
5724 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
5725 TARGET_ABICALLS && TARGET_OLDABI.
5726 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5727 (sibcall): In the comment above the define_insn, mention
5728 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
5729 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
5730 instead of TARGET_ABICALLS.
5732 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5734 * doc/md.texi (Blackfin family constraints): Document PA and PB.
5735 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
5736 (MACFLAGS_MATCH_P): New macro.
5737 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
5738 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
5739 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
5740 the other MACFLAG constants.
5741 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
5742 (flag_machi): Tighten constraints. Renumber some of the operands.
5743 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
5745 (flag_machi_parts_acconly): New pattern.
5746 (flag_macinithi): Tighten constraints. Allow any accumulator to be
5748 (flag_macinit1hi): Tighten constraints.
5749 (flag_mul_macv2hi_parts_acconly): New pattern.
5751 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
5752 Use a more efficient implementation.
5753 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
5754 inline sequences when not optimizing for size.
5756 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
5757 movhi_high2low): Delete, merge functionality into...
5758 (packv2hi): ... this pattern.
5760 2007-02-11 Jie Zhang <jie.zhang@analog.com>
5761 * config/bfin/bfin.opt (msim): New option.
5762 (mcpu=): New option.
5763 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
5764 (bfin_cpu_t): Typedef of enum bfin_cpu.
5765 (bfin_cpu_type): New declaration.
5766 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
5767 -msim and -mcpu= options.
5768 (LIB_SPEC): Likewise.
5769 * config/bfin/bfin.c (bfin_cpu_type): Define.
5770 (bfin_handle_option): Handle -mcpu= option.
5771 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
5772 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
5773 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
5775 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5777 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
5778 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
5779 (powerpc-wrs-vxworksae): Use ${tm_file}.
5780 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
5781 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
5782 * config/i386/vx-common.h: New file.
5784 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5786 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
5789 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
5791 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
5794 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
5798 * c-common.c (c_build_qualified_type): Set canonical type
5801 2007-04-12 Richard Guenther <rguenther@suse.de>
5803 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
5804 lower bound and element size if lower bound is not zero
5805 or either of the ARRAY_REF operands is set.
5807 2007-04-12 Richard Guenther <rguenther@suse.de>
5809 PR tree-optimization/24689
5810 PR tree-optimization/31307
5811 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5813 * gimplify.c (canonicalize_addr_expr): To be consistent with
5814 gimplify_compound_lval only set operands two and three of
5815 ARRAY_REFs if they are not gimple_min_invariant. This makes
5816 it never at this place.
5817 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5819 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5821 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5822 null before emitting a .nsubspa directive.
5824 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5826 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5827 need_to_partition_p if there are no memory statements in the
5830 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5832 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5833 (gcd_of_steps_may_divide_p): New function.
5834 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5836 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5838 * reload.c (find_reloads_toplev, find_reloads_address,
5839 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5840 not a pointer equality test, to decide if we need to call
5841 push_reg_equiv_alt_mem.
5843 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5845 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5846 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5847 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5849 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5851 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5852 vector to be positive.
5854 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5858 * doc/invoke.texi: Document --params max-aliased-vops and
5860 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5861 debug_memory_partitions): Move to tree-flow.h
5862 * params.h (AVG_ALIASED_VOPS): Define.
5863 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5865 (mp_info_t): Likewise.
5866 (get_mem_sym_stats_for): New.
5867 (set_memory_partition): Move from tree-flow-inline.h.
5868 (mark_non_addressable): Only clear the set of symbols for the
5869 partition if it exists.
5870 (dump_memory_partitions): Move from tree-ssa-operands.c
5871 (debug_memory_partitions): Likewise.
5872 (need_to_partition_p): New.
5873 (dump_mem_ref_stats): New.
5874 (debug_mem_ref_stats): New.
5875 (dump_mem_sym_stats): New.
5876 (debug_mem_sym_stats): New.
5877 (update_mem_sym_stats_from_stmt): New.
5878 (compare_mp_info_entries): New.
5879 (mp_info_cmp): Call it.
5880 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5882 (get_mpt_for): Move from tree-ssa-operands.c.
5883 (find_partition_for): New.
5884 (create_partition_for): Remove.
5885 (estimate_vop_reduction): New.
5886 (update_reference_counts): New.
5887 (build_mp_info): New.
5888 (compute_memory_partitions): Refactor.
5889 Document new heuristic.
5890 Call build_mp_info, update_reference_counts,
5891 find_partition_for and estimate_vop_reduction.
5892 (compute_may_aliases): Populate virtual operands before
5893 calling debugging dumps.
5894 (delete_mem_sym_stats): New.
5895 (delete_mem_ref_stats): New.
5896 (init_mem_ref_stats): New.
5897 (init_alias_info): Call it.
5898 (maybe_create_global_var): Remove alias_info argument.
5899 Get number of call sites and number of pure/const call sites
5900 from gimple_mem_ref_stats().
5901 (dump_alias_info): Call dump_memory_partitions first.
5902 (dump_points_to_info_for): Show how many times a pointer has
5904 * opts.c (decode_options): For -O2 set --param
5905 max-aliased-vops to 500.
5906 For -O3 set --param max-aliased-vops to 1000 and --param
5907 avg-aliased-vops to 3.
5908 * fortran/options.c (gfc_init_options): Remove assignment to
5910 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5911 * tree-dfa.c (dump_variable): Dump memory reference
5913 Dump NO_ALIAS* settings.
5914 (referenced_var_lookup): Tidy.
5915 (mem_sym_stats): New.
5916 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5917 and ORIG are different SSA names for a memory partition.
5918 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5919 * tree-flow.h (struct mem_sym_stats_d): Define.
5920 (mem_sym_stats_t): Define.
5921 (struct mem_ref_stats_d): Define.
5922 (struct gimple_df): Add field mem_ref_stats.
5923 (enum noalias_state): Define.
5924 (struct var_ann_d): Add bitfield noalias_state.
5925 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5926 debug_mem_ref_stats, debug_memory_partitions,
5927 debug_mem_sym_stats): Declare.
5928 * tree-ssa-structalias.c (update_alias_info): Update call
5929 sites, pure/const call sites and asm sites in structure
5930 returned by gimple_mem_ref_stats.
5931 Remove local variable IS_POTENTIAL_DEREF.
5932 Increase NUM_DEREFS if the memory expression is a potential
5934 Call update_mem_sym_stats_from_stmt.
5935 If the memory references memory, call
5936 update_mem_sym_stats_from_stmt for all the direct memory
5937 symbol references found.
5938 (intra_create_variable_infos): Set noalias_state field for
5939 pointer arguments according to the value of
5940 flag_argument_noalias.
5941 * tree-ssa-structalias.h (struct alias_info): Remove fields
5942 num_calls_found and num_pure_const_calls_found.
5943 (update_mem_sym_stats_from_stmt): Declare.
5944 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5945 Set default value to 100.
5946 (PARAM_AVG_ALIASED_VOPS): Define.
5948 2007-04-11 Richard Guenther <rguenther@suse.de>
5951 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
5952 a * -b + c as c - a * b if we honor sign dependent rounding.
5954 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5956 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
5958 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
5959 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
5961 (initialize_trampoline): Don't use old-style function definition.
5962 (bfin_secondary_reload): Mark IN_P argument as unused.
5964 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5966 PR tree-optimization/31343
5967 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
5968 (build_polynomial_chrec): Return a scalar when the evolution is zero.
5969 * testsuite/gcc.dg/vect/pr31343.c: New.
5971 2007-04-10 Eric Christopher <echristo@apple.com>
5973 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
5974 * config/i386/i386.md (*cmpfp0): Use.
5975 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5976 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5977 (fix_trunc<mode>_i386_fisttp): Ditto.
5978 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5979 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5980 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5981 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5982 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5983 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5984 (unnamed_splitters): Ditto.
5985 * config/i386/i386.c (output_fix_trunc): Assert that
5986 we're not being passed a TFmode operand.
5988 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
5990 PR tree-optimization/31526
5991 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
5992 n_basic_blocks to find newly added blocks.
5994 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
5996 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
5998 (fix_trunc<mode>si_sse): Ditto.
5999 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6000 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6001 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6002 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6003 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6004 expander using SSEMODEF mode macro.
6005 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6006 expander using SSEMODEF mode macro.
6007 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6008 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6009 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6010 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6011 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6012 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6013 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6014 Macroize insn using X87MODEF mode macro.
6016 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6018 * config/i386/sse.md (sse2_pinsrw): Removed.
6019 (sse2_pextrw): Renamed to ...
6020 (*sse2_pextrw): This.
6022 2007-04-09 Jan Hubicka <jh@suse.cz>
6025 * config/i386/sse.md
6026 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6027 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6028 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6029 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6031 2007-04-09 Jan Hubicka <jh@suse.cz>
6033 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6034 multiple fields of union.
6036 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6038 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6039 (create_preheaders): Check that loops are available.
6040 (fix_loop_structure): Clean up, improve comments.
6041 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6042 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6044 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6045 * predict.c (tree_estimate_probability): Do not call
6046 calculate_dominance_info. Call create_preheaders.
6047 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6048 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6050 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6051 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6052 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6053 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6056 2007-04-08 Jan Hubicka <jh@suse.cz>
6058 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6059 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6060 * fold-const.c (fold_unary): Use it.
6062 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6064 * varasm.c (assemble_variable): Remove call to
6065 lang_hooks.decls.prepare_assemble_variable.
6066 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6067 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6068 * langhooks.h (lang_hooks_for_decls): Remove
6069 prepare_assemble_variable.
6071 2007-04-08 Mike Stump <mrs@apple.com>
6073 * config/i386/i386.c: Use inc/dec on Core2.
6075 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6077 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6078 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6079 lhd_tree_inlining_end_inlining): Remove.
6080 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6081 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6083 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6084 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6085 lhd_tree_inlining_end_inlining): Remove prototypes.
6086 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6087 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6088 LANG_HOOKS_TREE_INLINING_START_INLINING,
6089 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6091 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6094 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6097 * config/avr/predicates.md (io_address_operand): Delete predicate.
6098 (low_io_address_operand): Don't use 'mode' argument.
6099 (higth_io_address_operand): Rename ...
6100 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6101 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6104 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6106 Revert change removing staticp.
6108 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6111 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6114 2007-04-07 Bruce Korb <bkorb@gnu.org>
6116 * c.opt: Add -Wformat-contains-nul.
6117 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6119 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6120 the NUL byte warning.
6122 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6124 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6126 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6128 * tree.c (staticp): No longer use staticp langhook.
6129 * langhooks.c (lhd_staticp): Removed.
6130 * langhooks.h (struct lang_hooks): Remove staticp.
6131 * c-common.c (c_staticp): Remove.
6132 * c-common.h (c_staticp): Ditto.
6133 * langhooks-defs.h (lhd_staticp): Ditto.
6134 (LHD_HOOKS_STATICP): Ditto
6135 * tree.h (gcc_assert_lowered): New macro.
6137 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6139 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6140 argument "reliable".
6141 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6142 Add argument "reliable". Propagate it through calls.
6143 (infer_loop_bounds_from_undefined): Derive number of iterations
6144 estimates from references in blocks that do not dominate loop latch.
6145 (gcov_type_to_double_int): New function.
6146 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6147 and expected_loop_iterations_unbounded.
6148 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6149 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6150 * tree-data-ref.c (estimated_loop_iterations): Export.
6151 (get_references_in_stmt): Fix -- do not return addresses of local
6153 * cfgloop.h (expected_loop_iterations_unbounded,
6154 estimated_loop_iterations): Declare.
6156 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6158 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6160 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6163 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6164 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6165 Use output_387_reg_move().
6166 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6167 expander using X87MODEF12 mode macro.
6168 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6169 choosing register preferences. Use output_387_reg_move().
6170 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6171 instead of "x". Use output_387_reg_move().
6172 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6173 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6174 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6175 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6176 Use output_387_reg_move().
6177 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6179 (*truncxf?f_i387 splitter): Ditto.
6181 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6183 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6184 LANG_HOOKS_SAFE_FROM_P.
6185 * expr.c (safe_from_p): Remove langhook call.
6186 * langhooks.h (lang_hooks): Remove safe_from_p.
6187 (lhd_safe_from_p): Remove prototype.
6188 * langhooks.c (lhd_safe_from_p): Remove.
6190 2007-04-06 Jan Hubicka <jh@suse.cz>
6192 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6195 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6197 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6198 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6199 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6200 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6202 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6203 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6205 2007-04-05 Richard Henderson <rth@redhat.com>
6207 * config/alpha/alpha.c (print_operand) [+]: Remove.
6208 (alpha_end_function): Print nop if call at end of function.
6209 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6210 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6211 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6212 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6213 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6214 the call pattern. Update peepholes to match.
6216 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6218 * doc/extend.texi (Other Builtins): Add decimal float variants
6220 * builtins.def: Ditto.
6221 * builtins.c (expand_builtin): Ditto.
6223 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6224 H.J. Lu <hongjiu.lu@intel.com>
6227 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6228 of V8HImode when calling ix86_binary_operator_ok.
6229 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6230 (sdot_prodv8hi): Operands 1 and 2 must be register.
6232 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6234 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6235 initialize align to silence bogus warning.
6237 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6240 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6242 (struct sra_walk_fns): Remove use_all parameter from use.
6243 (sra_hash_tree): Handle BIT_FIELD_REFs.
6244 (sra_elt_hash): Don't hash bitfld blocks.
6245 (sra_elt_eq): Skip them in parent compares as well. Handle
6247 (sra_walk_expr): Don't maintain or pass down use_all_p.
6248 (scan_use): Remove use_all parameter.
6249 (scalarize_use): Likewise. Re-expand assignment to
6250 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6251 output, and re-scalarize after output. Don't mark anything
6253 (scalarize_ldst): Adjust.
6254 (scalarize_walk_gimple_modify_statement): Likewise.
6255 (build_element_name_1): Handle BIT_FIELD_REFs.
6256 (instantiate_element): Don't warn for any element whose parent
6258 (instantiate_missing_elements_1): Return the sra_elt.
6259 (canon_type_for_field): New.
6260 (try_instantiate_multiple_fields): New.
6261 (instantiate_missing_elemnts): Use them.
6262 (mark_no_warning): Removed.
6263 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6264 (REPLDUP, sra_build_elt_assignment): New.
6265 (generate_copy_inout): Use them.
6266 (generate_element_copy): Likewise. Handle bitfld differences.
6267 (generate_element_zero): Don't recurse for blocks. Use
6268 sra_build_elt_assignment.
6269 (generate_one_element_int): Take elt instead of var. Use
6270 sra_build_elt_assignment.
6271 (generate_element_init_1): Adjust.
6272 (scalarize_use, scalarize_copy): Use REPLDUP.
6273 (scalarize_ldst): Move assert before dereference.
6274 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6276 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6278 * regmove.c: Fix unused variable warnings due to previous commit.
6280 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6282 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6283 (regmove_bb_head): Remove.
6284 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6285 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6286 problems with fixup_match_1.
6287 Don't initialize/free regmove_bb_head.
6289 (reg_is_remote_constant_p): If an insn is in the same basic block
6290 but not before INSN, consider it remote, too.
6292 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6295 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6296 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6298 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6300 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6301 (CONDITIONAL_REGISTER_USAGE): Likewise.
6303 2007-04-04 Richard Henderson <rth@redhat.com>
6305 * config/alpha/lib1funcs.asm: Remove unused file.
6307 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6310 * opts.c (print_specific_help): Fix --help=<language>
6312 (common_handle_option): Support --help=common.
6314 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6317 * gcc.c (main): Do not run the linker if
6318 print_subprocess_help indicates that it shouldn't be
6321 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6324 * doc/invoke.texi (--help=): Document <languages> value, fix
6325 formatting in tables of values.
6327 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6329 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6330 dllimport attribute of virtual methods.
6332 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6334 * config/score/crti.asm: Change _bss_start to __bss_start.
6335 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6336 (OUTGOING_REG_PARM_STACK_SPACE) update.
6337 * config/score/score.opt: add options to make backend support
6338 score5, score5u, score7 and score7d.
6339 * config/score/score.md: Likewise.
6340 * config/score/misc.md: Likewise.
6341 * config/score/mac.md: Likewise.
6342 * doc/invoke.texi: Likewise.
6343 * doc/md.texi: update constraints define.
6345 2007-04-03 Richard Henderson <rth@redhat.com>
6347 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6348 an appropriate type, use the mode instead.
6350 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6352 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6353 Set the default --with-arch setting to mips2.
6354 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6355 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6356 (MULTILIB_OSDIRNAMES): Delete.
6357 (MULTILIB_DIRNAMES): Define.
6358 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6359 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6360 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6361 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6362 VXWORKS_OS_CPP_BUILTINS.
6363 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6364 (MIPS_DEBUGGING_INFO): Undefine.
6365 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6367 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6370 * fold-const.c (native_encode_real): Encode real.c provided longs
6371 as a series of 32-bit native integers.
6372 (native_interpret_real): Interpret buffer as a series of 32-bit
6375 2007-04-03 Richard Guenther <rguenther@suse.de>
6377 * genpreds.c (write_insn_constraint_len): Write function
6378 optimized for CONSTRAINT_LEN implementation.
6379 (write_tm_preds_h): Output insn_constraint_len inline and
6380 use it for CONSTRAINT_LEN.
6381 (write_insn_preds_c): Don't output insn_constraint_len.
6382 * doc/md.texi (define_register_constraint): Document multi-letter
6383 constraints shall have the same length if they start with the same
6386 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6389 * config/i386/i386.md (isinf<mode>2): Expand only when
6390 TARGET_C99_FUNCTIONS is set.
6392 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6394 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6395 (x86_64-*-linux*): Ditto.
6396 * config/i386/i386.opt (mpc): New option.
6397 * config/i386/i386.c (overrride_options): Handle
6398 ix87_precision_string.
6399 * config/i386/crtprec.c: New file.
6400 * config/i386/t-crtpc: Ditto.
6401 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6403 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6404 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6405 crtprec32.o, crtprec64.o and crtprec80.o.
6407 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6409 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6411 2007-04-02 Eric Christopher <echristo@apple.com>
6413 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6414 limitations on darwin.
6416 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6419 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6421 2007-04-02 Dave Korn <dave.korn@artimi.com>
6423 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6425 2007-04-02 Dave Korn <dave.korn@artimi.com>
6427 * libgcc2.h (exception_descriptor): Don't forward-declare.
6428 (__get_eh_table_language, __get_eh_table_version): Delete
6429 prototypes of long-dead functions.
6431 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6433 * ebitmap.h: New file
6434 * ebitmap.c: New file
6435 * Makefile.in (ebitmap.o): New target.
6437 2007-04-01 Jan Hubicka <jh@suse.cz>
6439 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6440 before very first instruction.
6442 2007-04-01 Jan Hubicka <jh@suse.cz>
6444 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6445 waring on 64bit hosts.
6446 * bitmap.h: Fix typo in bitmap_head_def.
6448 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
6450 PR rtl-optimization/31391
6451 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
6452 into a DELETED_LABEL note, and the label is in an empty basic
6453 block, update BB_END as well as BB_HEAD.
6455 2007-04-01 Richard Henderson <rth@redhat.com>
6457 PR tree-optimization/31169
6458 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
6459 to varying if the range is outside [0, prec-1].
6461 2007-04-01 Richard Sandiford <richard@codesourcery.com>
6464 * config/mips/mips.md (load_const_gp): New insn.
6465 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
6466 the MIPS16 GP pseudo register if no_new_pseudos.
6467 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
6469 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6472 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
6474 (call_value): Likewise.
6476 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
6477 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6480 * doc/invoke.texi: (optimization options): Reword description
6481 of -ffast-math. Document its primary purpose.
6483 2007-03-31 Richard Guenther <rguenther@suse.de>
6485 * omp-low.c (splay-tree.h): Include.
6486 (lookup_decl): Replace splay-tree usage by pointer-map.
6487 (maybe_lookup_decl): Likewise.
6488 (new_omp_context): Likewise.
6489 (delete_omp_context): Likewise.
6490 * gimplify.c (splay-tree.h): Include.
6491 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
6493 (remap_ssa_name): Likewise.
6494 (remap_decl): Likewise.
6495 (remap_type_1): Likewise.
6496 (remap_type): Likewise.
6497 (copy_body_r): Likewise.
6498 (expand_call_inline): Likewise.
6499 (clone_body): Likewise.
6500 (copy_tree_r): Likewise.
6501 (remap_save_expr): Likewise.
6502 (unsave_r): Likewise.
6503 (unsave_expr_now): Likewise.
6504 (tree_function_versioning): Likewise.
6505 (build_duplicate_type): Likewise.
6506 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
6507 (struct copy_body_data): Replace splay-tree by pointer-map.
6508 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
6509 not $(SPLAY_TREE_H).
6510 (gimplify.o): Depend on $(SPLAY_TREE_H).
6511 (omp-low.p): Likewise.
6513 2007-03-31 Anatoly Sokolov <aesok@post.ru>
6515 * config/avr/predicates.md (even_register_operand,
6516 odd_register_operand): New predicates.
6517 * config/avr/avr.md (movw peephole2): New.
6518 (movw_r peephole2): New.
6520 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
6522 * tree.h (get_signed_or_unsigned_type): New.
6523 * fold-const.c (operand_equal_for_comparison_p): Use
6524 get_signed_or_unsigned_type instead of
6525 lang_hooks.types.signed_or_unsigned_type.
6526 * expr.c (store_expr): Ditto.
6527 * langhooks.c (get_signed_or_unsigned_type): New.
6528 (lhd_signed_or_unsigned_type): New.
6529 * langhooks.h (lhd_signed_or_unsigned_type): New.
6530 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
6532 2007-03-30 Richard Henderson <rth@redhat.com>
6534 * tree-ssa-loop-ivopts.c: Include target.h.
6535 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
6536 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
6537 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
6538 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
6540 2007-03-30 Richard Henderson <rth@redhat.com>
6541 Kai Tietz <kai.tietz@onevision.com>
6543 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
6545 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
6546 (TARGET_64BIT_MS_ABI): New.
6547 (DBX_REGISTER_NUMBER): Handle 64-bit.
6548 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
6549 (LONG_TYPE_SIZE): Force to 32.
6550 (REG_PARM_STACK_SPACE): New.
6551 (OUTGOING_REG_PARM_STACK_SPACE): New.
6552 (REGPARM_MAX, SSE_REGPARM_MAX): New.
6553 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6554 (STACK_BOUNDARY): Use 128 for 64-bit.
6555 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
6556 Add 64-bit implementation.
6557 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
6559 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
6560 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
6561 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
6562 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
6563 (ix86_handle_cconv_attribute): Don't warn when ignoring if
6564 TARGET_64BIT_MS_ABI.
6565 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
6566 (ix86_pass_by_reference): Likewise.
6567 (ix86_function_value_regno_p): Likewise.
6568 (ix86_build_builtin_va_list): Likewise.
6569 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
6570 (function_arg_advance_ms_64): New.
6571 (function_arg_advance): Call it.
6572 (function_arg_ms_64): New.
6573 (function_arg): Call it.
6574 (function_value_ms_64): New.
6575 (ix86_function_value_1): Call it.
6576 (return_in_memory_ms_64): New.
6577 (ix86_return_in_memory): Call it.
6578 (setup_incoming_varargs_ms_64): New.
6579 (ix86_setup_incoming_varargs): Call it.
6580 (ix86_expand_prologue): Handle 64-bit stack probing.
6581 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
6582 (output_pic_addr_const): Likewise.
6583 (x86_this_parameter): Likewise.
6584 (x86_output_mi_thunk): Likewise.
6585 (x86_function_profiler): Likewise.
6586 (TARGET_STRICT_ARGUMENT_NAMING): New.
6587 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
6588 (TARGET_64BIT_MS_ABI): New.
6589 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
6590 * config/i386/i386.md (allocate_stack_worker): Remove.
6591 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
6592 describe the clobber of eax without a match_scratch.
6593 (allocate_stack_worker_postreload): Remove.
6594 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
6595 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
6596 (allocate_stack_worker_rex64_postreload): Remove.
6597 (allocate_stack): Handle 64-bit.
6598 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
6599 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
6600 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
6601 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
6602 (STANDARD_STARTFILE_PREFIX_1): Likewise.
6603 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
6604 * config.build (x86_64-*-mingw*): New host.
6605 * config.host (x86_64-*-mingw*): New host.
6606 * config.gcc (x86_64-*-mingw*): New target.
6607 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
6609 2007-03-30 Richard Henderson <rth@redhat.com>
6610 Kai Tietz <kai.tietz@onevision.com>
6612 * c-pragma.c (struct def_pragma_macro_value): New.
6613 (struct def_pragma_macro): New.
6614 (pushed_macro_table): New.
6615 (dpm_hash, dpm_eq): New.
6616 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
6617 (init_pragma): Install them.
6618 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6620 2007-03-30 Anatoly Sokolov <aesok@post.ru>
6622 * config/avr/avr.c (avr_override_options): Clear
6623 'flag_delete_null_pointer_checks'.
6625 2007-03-30 Paolo Carlini <pcarlini@suse.de>
6628 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
6629 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
6630 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
6631 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
6632 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
6633 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
6634 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
6636 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
6638 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
6640 * regmove.c: Move all of pass_stack_adjustments from here...
6641 * combine-stack-adj.c: ...to this new file.
6642 * Makefile.in: Add rules for combine-stack-adj.o.
6644 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
6646 PR tree-optimization/31383
6647 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
6648 to have the same length.
6650 2007-03-30 Jan Hubicka <jh@suse.cz>
6653 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
6654 availablility; add more sanity checking; ask varpool only about
6657 2007-03-29 Richard Henderson <rth@redhat.com>
6659 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
6660 to decide, but __SIZEOF_LONG_LONG__.
6662 2007-03-29 Richard Henderson <rth@redhat.com>
6664 * emutls.c (struct __emutls_array): New.
6665 (emutls_destroy): Use it instead of casting element 0 from void*.
6666 (__emutls_get_address): Likewise.
6668 2007-03-29 Richard Henderson <rth@redhat.com>
6670 * varasm.c (initializer_constant_valid_p): Don't deny
6671 DECL_DLLIMPORT_P on functions.
6673 * config/i386/cygming.h: Remove function declarations.
6674 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
6675 (ASM_OUTPUT_LABELREF): Remove.
6676 (COMMON_ASM_OP): Remove.
6677 (ASM_OUTPUT_COMMON): Remove.
6678 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
6679 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
6680 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6681 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
6682 Rename from TARGET_ENCODE_SECTION_INFO.
6683 * config/i386/netware.h: Likewise.
6684 * config/i386/i386-protos.h: Update.
6685 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
6686 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
6687 (legitimate_constant_p): Reject dllimports.
6688 (dllimport_map, get_dllimport_decl): New.
6689 (legitimize_dllimport_symbol): New.
6690 (legitimize_address, ix86_expand_move): Use it.
6691 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
6692 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
6693 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
6694 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
6695 * config/i386/predicates.md (constant_call_address_operand): Only
6696 accept symbols; reject dllimport_p symbols.
6697 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
6698 i386_pe_maybe_record_exported_symbol.
6699 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
6700 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
6701 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
6702 trust the setting of DECL_DLLIMPORT_P.
6703 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
6704 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
6705 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
6706 tidy the argument scanning loop.
6707 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
6708 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
6709 (i386_pe_strip_name_encoding): Remove.
6710 (i386_pe_binds_local_p): New.
6711 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
6712 (i386_pe_output_labelref): Remove.
6713 (i386_pe_asm_output_aligned_decl_common): New.
6714 (i386_pe_maybe_record_exported_symbol): Rename from
6715 i386_pe_record_exported_symbol; check for dllexported symbols.
6717 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
6719 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
6720 add comment explaining why vsnprintf cannot be used.
6722 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
6724 PR tree-optimization/30666
6725 * tree.c (build_complex_type): When creating type names for DWARF2
6726 debug info, create TYPE_DECLs for TYPE_NAME instead of
6728 (build_common_tree_nodes_2): Use build_complex_type when building
6729 predefined complex types, to preserve canonical types.
6731 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
6733 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
6734 (noce_get_alt_condition): Look at it to determine whether to
6735 reverse the condition or not.
6736 (noce_get_condition): Substitute the truth for lies.
6737 (noce_find_if_block): Set the then_else_reversed field.
6739 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
6741 * config/fr30/fr30.md (movdi): Do not accept immediates as the
6742 destination of this insn.
6743 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
6744 than calling gen_rtx_SET directly. Use r0 to hold the value of
6745 'address + 4' rather than a stack based temporary which can be
6748 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6750 * config/s390/s390.c (s390_secondary_input_reload_class,
6751 s390_secondary_output_reload_class): Functions removed.
6752 (s390_secondary_reload): New function.
6753 (TARGET_SECONDARY_RELOAD): Target macro defined.
6754 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
6755 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
6756 * config/s390/s390.md ("reload_outti", "reload_outdi",
6757 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
6758 "reload_out<mode>"): Expanders removed.
6759 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
6760 "reload<mode>_nonoffmem_out"): Expanders added.
6762 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6764 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
6765 SRC->DEST replacement failed anyway.
6767 2007-03-28 Mike Stump <mrs@apple.com>
6769 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
6770 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
6771 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
6773 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6775 * config.gcc: Accept barcelona as a variant of amdfam10.
6776 * config/i386/i386.c (override_options): Likewise.
6777 * doc/invoke.texi: Likewise.
6779 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
6781 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
6782 offsets for BIT_FIELD_REF and COMPONENT_REF.
6784 2007-03-28 Richard Guenther <rguenther@suse.de>
6786 * tree.c (is_global_var): Move ...
6787 * tree-flow-inline.h (is_global_var): ... here.
6788 * tree.h (is_global_var): Remove declaration.
6790 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
6792 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
6794 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
6795 * config/i386/i386.c (ix86_tune_features): Initialize new
6797 * config/i386/predicates.md (promotable_binary_operator): Use
6798 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
6800 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6803 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
6805 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
6807 * config/fr30/fr30.md (movsi_internal): Change destination
6808 constraint from m to V and add m to the end.
6810 2007-03-28 Christian Bruel <christian.bruel@st.com>
6812 * config/sh/sh.md (movsi_i): Fix type attribute.
6814 2007-03-28 Christian Bruel <christian.bruel@st.com>
6816 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6817 (movsf_ie): Likewise.
6819 2007-03-28 Christian Bruel <christian.bruel@st.com>
6821 * config.gcc: Add sh4-300 to multilib.
6822 * config/sh/t-mlib-sh4-300: New file.
6824 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6826 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6827 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6829 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6830 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6831 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6832 "fixuns_trunctddi2"): Whitespace fix.
6834 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6836 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6837 the definition of struct sh_args.
6838 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6839 CALL_COOKIE_INT_REG_GET): Likewise.
6841 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6843 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6844 transformations are applied successfully.
6846 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6848 * tree.c (tree_contains_struct): Permit 512 tree codes.
6849 * tree.h (tree_contains_struct): Ditto.
6850 (MAX_TREE_CODES): Ditto.
6851 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6852 SPARE member to store remaining padding bits.
6854 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6856 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6859 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6861 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6862 * configure: Regenerate.
6864 * configure: Regenerate using the correct version of autoconf.
6866 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6868 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6870 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6871 regs to "__SP_L__" and "__SP_H__".
6873 2007-03-27 Richard Guenther <rguenther@suse.de>
6875 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6876 computations with it with a HOST_WIDE_INT variable.
6878 2007-03-26 Mike Stump <mrs@apple.com>
6880 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6881 objective-c-header, objective-c++-header and objc++-cpp-output
6883 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6885 2007-03-26 Richard Henderson <rth@redhat.com>
6888 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6889 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6890 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6891 IX86_BUILTIN_PSRLQ128): New.
6892 (ix86_init_mmx_sse_builtins): Add them.
6893 (ix86_expand_builtin): Expand them.
6894 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6895 operand 2 be TImode.
6896 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6897 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6898 _mm_srli_epi64): Mark __B const.
6899 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6900 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6901 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6902 new two-vector shift builtins.
6904 2007-03-26 Ian Lance Taylor <iant@google.com>
6906 PR tree-optimization/31345
6907 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6908 [+INF, +INF(OVF)] into VARYING.
6910 2007-03-26 Zack Weinberg <zackw@panix.com>
6912 * gengtype-parse.c: New file.
6913 * gengtype-yacc.y: Delete.
6914 * gengtype-lex.l: Don't include gengtype-yacc.h.
6915 Define YY_DECL and yyterminate appropriately for recursive
6916 descent parser. yylval is now a string out-parameter to yylex.
6917 (HWS, EOID): New shorthand.
6918 (IWORD): Add a couple more types.
6919 (yylex): Add a setup stanza. Remove the complex rules for
6920 detecting GTY'ed types and typedefs; replace with simple
6921 keyword detectors. Adjust everything for the changed
6922 definition of yylval. Ignore all pp-directives, not just #define.
6924 (parse_file): Rename yybegin; do not call yyparse.
6926 * gengtype.c (xasprintf): Export again.
6927 (this_file): New. Use everywhere __FILE__ was being used.
6928 (get_lang_bitmap): Special case types defined in gengtype.c.
6929 (do_typedef, new_structure): Suppress definition of certain types.
6930 (new_structure): Improve diagnostics of duplicate definitions.
6931 Make sure location_s is associated with input.h.
6932 (nreverse_pairs, define_location_structures): New functions.
6933 (main): Improve tagging of kludge types. Remove old kludges
6934 for input.h types; use define_location_structures.
6935 * gengtype.h: Update prototypes. Define token codes here.
6936 * Makefile.in: Remove all references to gengtype-yacc.
6937 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6939 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6940 add GTY((skip)) to the field that's only conditionally there.
6941 * doc/install.texi: Document that Bison is no longer required
6942 unless building treelang.
6944 * gengtype.c: Don't include gtyp-gen.h.
6945 (srcdir): Declare here.
6946 (base_files, lang_dir_names): Allocate dynamically.
6947 (gt_files, num_gt_files, num_lang_dirs): New globals.
6948 (measure_input_list, read_input_line, read_input_list)
6949 (set_lang_bitmap): New functions.
6950 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
6951 simplify, relying on read_input_list to set up the bitmaps.
6952 (main): Arguments are no longer unused. Check for correct number
6953 of command line arguments, set srcdir and srcdir_len, then call
6954 read_input_list, before doing anything else. No need to worry
6955 about duplicates in main loop.
6956 * configure.ac: Simplify the calculation of all_gtfiles.
6957 Put language tags in there. Don't set or substitute
6958 all_gtfiles_files_langs or all_gtfiles_files_frags.
6959 * Makefile.in: Revamp the way gengtype is invoked, now that it
6960 takes a file on its command line with a much simpler format.
6961 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
6962 (GTFILES): Remove duplicates and C source files.
6963 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
6964 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
6965 * configure: Regenerate.
6967 * gengtype.h: Remove all type definitions to gengtype.c; leave
6968 only definitions of options_p, type_p, and pair_p as opaque
6969 pointers. Update prototypes.
6970 * gengtype.c: Many type definitions moved here from gengtype.h.
6971 Consolidate type definitions at the top of the file.
6972 (xvasprintf): Delete.
6973 (xasprintf): Make static.
6974 (create_nested_pointer_option): Add 'next' parameter.
6975 (create_field_all, create_field_at): New functions.
6976 (create_field): Now a thin wrapper around create_field_all.
6977 (create_optional_field): Rename create_optional_field_ and add
6978 line argument. Original name is now a macro which supplies
6980 (oprintf): Use vsnprintf directly.
6981 (close_output_files): Use fatal rather than perror/exit.
6982 (note_def_vec, note_def_vec_alloc): Use create_field_at.
6983 (main): Set progname. Don't use exit.
6984 * gengtype-yacc.y (struct_fields): Use create_field_at.
6985 (option, optionseqopt): Delete.
6986 (optionseq): Consolidate productions from option here so we
6987 can use the first argument to create_option.
6989 * gengtype-lex.l: Distinguish unions from structures in the
6990 token type. Don't call find_structure; return the tag as a string.
6991 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
6992 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
6993 Reorganize typedef_struct production accordingly.
6994 Use create_nested_ptr_option.
6995 * gengtype.c (create_nested_ptr_option): New function.
6996 * gengtype.h: Declare it.
6998 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
6999 (string_type): Don't declare.
7000 (do_scalar_typedef): Declare.
7001 (create_scalar_type): Update prototype.
7002 * gengtype.c (string_type): Make static.
7003 (scalar_nonchar, scalar_char): New.
7004 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7005 (resolve_typedef): Use scalar_nonchar for error recovery.
7006 (create_scalar_type): Remove name_len field. Return scalar_char
7007 or scalar_nonchar as appropriate.
7008 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7010 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7012 (main): Initialize scalar_char and scalar_nonchar before calling
7014 * gengtype-lex.l: Adjust for removal of second argument to
7015 create_scalar_type. Use yylval.s instead of yylval.t when
7017 * gengtype-yacc.y: Type of SCALAR is string. Call
7018 create_scalar_type from type:SCALAR rule. Adjust for removal of
7019 second argument to create_scalar_type.
7021 * vec.h: Remove all #if IN_GENGTYPE blocks.
7022 Add comment saying that changes may require adjustments to gengtype.
7023 * gengtype.c: Don't include coretypes.h or tm.h.
7024 Add comment to inclusion of errors.h.
7025 (note_def_vec, note_def_vec_alloc): New functions.
7026 * gengtype.h: Declare new functions.
7027 * gengtype-lex.l: Don't include coretypes.h.
7028 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7030 (update_lineno): Remove unnecessary prototype.
7031 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7032 (VEC rule): Just return VEC_TOKEN.
7033 * gengtype-yacc.y (VEC_TOKEN): New token type.
7034 (type): Add a production for VEC(a,b).
7035 * Makefile.in: Update dependencies.
7037 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7038 typedefs that use the old PARAMS macro.
7040 * gengtype-lex.l: Remove all rules and states relating to yacc
7042 * gengtype-yacc.y: Similarly.
7043 * gengtype.c (note_yacc_type): Delete function.
7044 * gengtype.h: Update prototypes.
7046 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7048 * tree-pretty-print.c (dump_generic_node): Report precision of
7049 unnamed integer types.
7051 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7053 * ifcvt.c (noce_try_store_flag_constants): Don't check
7054 no_new_pseudos here.
7055 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7056 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7057 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7058 noce_try_sign_mask): Likewise.
7059 (if_convert): Check no_new_pseudos here.
7061 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7063 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7064 (noce_get_condition): Handle new then_else_reversed argument.
7065 (noce_init_if_info): Remove, fold into noce_find_if_block.
7066 (noce_process_if_block): Take a struct noce_if_info as the
7067 argument. Don't set up one based on ce_if_info. Update pointer
7068 references accordingly.
7069 (cond_move_process_if_block): Likewise.
7070 (process_if_block): Removed.
7071 (find_if_block): Removed. Move functionality two new functions,
7072 noce_find_if_block and cond_exec_find_if_block.
7073 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7074 blocks and the symmetric IF-ELSE-JOIN case.
7075 (cond_exec_find_if_block): Also new function mostly based on old
7076 find_if_block and process_if_block.
7077 (find_if_header): Replace find_if_block call with separately
7078 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7079 (find_cond_trap): Update noce_get_condition call.
7080 (dead_or_predicable): Likewise.
7082 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7084 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7086 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7087 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7088 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7089 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7090 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7091 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7092 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7093 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7094 __builtin_ia32_psrad128 builtins.
7096 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7098 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7099 * config/i386/constraints.md
7100 (define_constraint "I"): Use IN_RANGE macro.
7101 (define_constraint "J"): Ditto.
7102 (define_constraint "K"): Ditto.
7103 (define_constraint "M"): Ditto.
7104 (define_constraint "N"): Ditto.
7105 (define_constraint "O"): Ditto.
7106 * config/i386/predicates.md
7107 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7108 (define_predicate "const_0_to_3_operand"): Ditto.
7109 (define_predicate "const_0_to_7_operand"): Ditto.
7110 (define_predicate "const_0_to_15_operand"): Ditto.
7111 (define_predicate "const_0_to_63_operand"): Ditto.
7112 (define_predicate "const_0_to_255_operand"): Ditto.
7113 (define_predicate "const_1_to_31_operand"): Ditto.
7114 (define_predicate "const_2_to_3_operand"): Ditto.
7115 (define_predicate "const_4_to_7_operand"): Ditto.
7117 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7119 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7120 in SImode for save_world.
7121 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7124 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7126 PR tree-optimization/30784
7127 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7130 2007-03-25 Revital Eres <eres@il.ibm.com>
7132 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7133 Fold movement_possibility function into it.
7135 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7137 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7138 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7139 (call_indirect_nonlocal_darwin64): Same.
7140 (call_nonlocal_darwin64): Same.
7141 (call_value_indirect_nonlocal_darwin64): Same.
7142 (call_value_nonlocal_darwin64): Same.
7143 (sibcall_nonlocal_darwin64): Same.
7144 (sibcall_value_nonlocal_darwin64): Same.
7145 (sibcall_symbolic_64): Same.
7146 (sibcall_value_symbolic_64): Same.
7147 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7149 (rs6000_emit_load_toc_table): Same.
7150 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7151 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7157 (load_toc_v4_pic_si): Same
7158 (load_toc_v4_PIC_1): Same.
7159 (load_toc_v4_PIC_1b): Same.
7160 (call_indirect_aix{32,64}): Same.
7161 (call_value_indirect_aix{32,64}): Same.
7164 (call_local{32,64}): Same.
7165 (call_value_local{32,64}): Same.
7166 (call_indirect_nonlocal_aix{32,64}): Same.
7167 (call_nonlocal_aix{32,64}): Same.
7168 (call_value_indirect_nonlocal_aix{32,64}): Same.
7169 (call_value_nonlocal_aix{32,64}): Same.
7170 (call_indirect_nonlocal_sysv<mode>): Same.
7171 (call_nonlocal_sysv<mode>): Same.
7172 (call_value_indirect_nonlocal_sysv<mode>): Same.
7173 (call_value_nonlocal_sysv<mode>): Same.
7175 (sibcall_local{32,64}): Same.
7176 (sibcall_value_local{32,64}): Same.
7177 (sibcall_nonlocal_aix{32,64}): Same.
7178 (sibcall_value_nonlocal_aix{32,64}): Same.
7179 (sibcall_nonlocal_sysv<mode>): Same.
7180 (sibcall_value): Same.
7181 (sibcall_value_nonlocal_sysv<mode>): Same.
7183 2007-03-24 Paul Brook <paul@codesourcery.com>
7185 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7186 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7188 2007-03-24 Richard Henderson <rth@redhat.com>
7190 * config/ia64/constraints.md: New file.
7191 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7192 satisfies_constraint_?.
7193 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7194 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7195 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7196 ia64_output_mi_thunk): Likewise.
7197 (ia64_const_ok_for_letter_p): Remove.
7198 (ia64_const_double_ok_for_letter_p): Remove.
7199 (ia64_extra_constraint): Remove.
7200 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7201 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7202 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7203 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7204 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7205 EXTRA_MEMORY_CONSTRAINT): Remove.
7206 * config/ia64/ia64.md: Include constriants.md. Replace
7207 CONST_OK_FOR_? with satisfies_constraint_?.
7209 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7210 H.J. Lu <hongjiu.lu@intel.com>
7212 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7214 (name macros): Use DPD_BID_NAME to convert names properly.
7216 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7217 decimal floating point format.
7218 (init_floating_libfuncs): Change decimal functions so that they
7219 have a "bid_" prefix if the decimal system uses the BID format,
7220 and "dpd_" prefix if the decimal system uses the DPD format.
7221 (init_interclass_conv_libfuncs): Ditto.
7222 (init_intraclass_conv_libfuncs): Ditto.
7224 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7225 using the BID format.
7227 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7228 whether we are using the BID decimal format.
7229 * configure: Regenerate.
7231 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7232 the compiler has decimal floating point enabled. Define
7233 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7236 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7237 using the BID format.
7239 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7240 whether we are using the BID decimal format.
7241 * configure: Regenerate.
7243 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7244 the compiler has decimal floating point enabled. Define
7245 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7248 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7249 options, and that it is enabled for i386/x86_64 systems.
7251 * Makefile.in (enable_decimal_float): New.
7253 (DECNUMINC): Add -I$(DECNUMFMT).
7254 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7255 to $(DECNUMFMT) from $(DECNUM).
7257 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7258 Substitute enable_decimal_float.
7259 * configure: Regenerated.
7262 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7265 * configure.ac: Enable decimal float for x86_64-*-linux*.
7266 * configure: Regenerated.
7269 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7270 decimal128ClearSign to flip and clear the sign bit in decimal128.
7271 (decimal_real_maxval): Set decimal128SetSign to set the sign
7274 2007-03-23 Ian Lance Taylor <iant@google.com>
7276 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7278 2007-03-23 Ian Lance Taylor <iant@google.com>
7280 * tree-dump.c (dump_files): Correct comment.
7282 2007-03-23 Ian Lance Taylor <iant@google.com>
7284 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7286 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7288 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7289 in cfglayout mode. Don't go into and out of cfglayout mode.
7290 Link the blocks in the order of the constructed traces.
7291 (rest_of_handle_tracer): Adjust call to tracer.
7292 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7293 Don't go into cfglayout mode.
7294 (rtl_loop_done): Don't go out of cfglayout mode.
7295 * cfglayout.c (relink_block_chain): New function, split out from...
7296 (fixup_reorder_chain): ...here. Remove redundant checking.
7297 (cfg_layout_finalize): Don't clear the header, footer, and aux
7298 fields here, move the code to do so to relink_block_chain. Likewise
7299 for free_original_copy_tables.
7300 * rtl.h (tracer): Update prototype.
7301 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7302 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7303 mode. Use relink_block_chain to serialize the CFG according to the
7304 new basic block order. Move targetm.cannot_modify_jumps_p check from
7306 (gate_handle_reorder_blocks): ...to here.
7307 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7309 (gate_duplicate_computed_gotos): ...to here.
7310 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7311 something always changes when going into and out of cfglayout mode.
7312 Perform an expensive cfg cleanup while going into cfglayout mode.
7313 Always update liveness information on HAVE_conditional_execution
7314 targets. Reserialize the basic blocks and go out of cfglayout mode.
7315 * reg-stack.c: Include cfglayout.h.
7316 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7317 the call to reorder_basic_blocks.
7318 * basic-block.h (reorder_basic_blocks): Update prototype.
7319 (relink_block_chain): New prototype.
7320 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7322 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7324 * config/mips/mips.md (type, hazard, *movdi_32bit,
7325 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7326 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7327 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7328 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7329 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7331 (movcc): Change first xfer to multi.
7332 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7333 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7334 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7335 config/mips/generic.md: Change reservations using "xfer" to use
7337 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7338 using match_operand.
7339 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7340 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7342 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7344 2007-03-22 Richard Henderson <rth@redhat.com>
7346 * config/i386/i386.c: Remove unnecessary function declarations.
7347 Move targetm definition, and all related macros, to the end of
7348 the file. Resort some functions to put definitions before uses.
7349 (ix86_attribute_table): Make static. Move to end of file.
7350 (ix86_gimplify_va_arg): Make static.
7352 2007-03-22 Richard Henderson <rth@redhat.com>
7354 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7355 don't increase local_regparm with force_align_arg_pointer check.
7356 (ix86_function_sseregparm): Assert 32-bit.
7357 (type_has_variadic_args_p): New.
7358 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7359 type_has_variadic_args_p.
7360 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7361 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7362 use memset instead. Do maybe_vaarg check first; skip attribute
7363 tests if true; skip attribute tests for 64-bit.
7364 (construct_container): Remove TARGET_DEBUG_ARG.
7365 (function_arg_advance_32, function_arg_advance_64): Split out ...
7366 (function_arg_advance): ... from here.
7367 (function_arg_32, function_arg_64): Split out ...
7368 (function_arg): ... from here.
7369 (ix86_pass_by_reference): Tidy.
7370 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7371 (function_value_32): New, from parts of ix86_function_value
7372 and ix86_value_regno.
7373 (function_value_64): New, from parts of ix86_function_value
7374 and ix86_libcall_value.
7375 (ix86_function_value_1): New.
7376 (ix86_function_value, ix86_libcall_value): Use it.
7377 (return_in_memory_32, return_in_memory_64): Split out ...
7378 (ix86_return_in_memory): ... from here.
7379 (ix86_struct_value_rtx): Skip for 64-bit.
7380 (ix86_libcall_value, ix86_value_regno): Remove.
7381 (setup_incoming_varargs_64): Split out ...
7382 (ix86_setup_incoming_varargs): ... from here.
7383 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7384 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7385 * config/i386/i386-protos.h (ix86_function_value): Remove.
7386 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7388 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7391 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7392 infinities not supported, otherwise emit warning if -Woverflow. On
7393 underflow, emit warning if -Woverflow.
7394 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7396 * real.h (real_from_string): Update declaration
7398 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7399 Richard Henderson <rth@redhat.com>
7401 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7402 * calls.c (compute_argument_block_size, expand_call,
7403 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7404 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7405 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7406 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7407 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7408 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7409 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7410 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7413 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7415 * c-incpath.c (add_sysroot_to_chain): New.
7416 (merge_include_chains): Add sysroot argument. Call
7417 add_sysroot_to_chain if sysrooted.
7418 (register_include_chains): Update call to merge_include_chains.
7419 * doc/cppopts.texi: Document use of '=' in include directory
7422 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7424 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7425 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7426 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7427 insn pattern using X87MODEF12 mode macro.
7429 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7431 * regmove.c (regmove_optimize): Use reg_mentioned_p
7432 instead of reg_overlap_mentioned_p for DST.
7434 2007-03-21 Mike Stump <mrs@apple.com>
7436 * c.opt: Fixup for Objective-C/C++.
7438 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7440 * explow.c (convert_memory_address): Fold memory reference when
7441 POINTERS_EXTEND_UNSIGNED < 0
7443 2007-03-21 Richard Henderson <rth@redhat.com>
7446 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7447 * config/i386/mmintrin.h (__m64): Likewise.
7448 * config/i386/xmmintrin.h (__m128): Likewise.
7450 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7452 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
7453 (VXWORKS_OS_CPP_BUILTINS): Define.
7454 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
7455 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
7457 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7459 * rtl.h (constant_pool_reference_p): Delete.
7460 (find_constant_src): Declare.
7461 * rtlanal.c (find_constant_src): New function.
7462 * simplify-rtx.c (constant_pool_reference_p): Delete.
7463 * config/i386/i386.md: Use find_constant_src instead of
7464 constant_pool_reference_p/avoid_constant_pool_reference pairs.
7466 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7468 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
7469 * c-cppbuiltin.c (c_cpp_builtins): Define them.
7471 2007-03-20 Mark Mitchell <mark@codesourcery.com>
7473 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
7474 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
7475 (arm_elf_asm_constructor): Use it.
7476 (arm_elf_asm_destructor): New function.
7478 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
7480 * jump.c (mark_jump_label): Treat SEQUENCE specially.
7482 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
7484 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
7486 2007-03-19 Andrew Haley <aph@redhat.com>
7488 PR tree-optimization/31264
7489 * tree-vrp.c (register_edge_assert_for_1): Don't look though
7492 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
7494 PR rtl-optimization/30907
7495 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
7496 (fwprop_init): Always call loop_optimizer_initialize.
7497 (fwprop_done): Always call loop_optimizer_finalize.
7498 (fwprop): We always have loop info now.
7499 (gate_fwprop_addr): Remove.
7500 (pass_fwprop_addr): Use gate_fwprop as gate.
7502 PR rtl-optimization/30841
7503 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
7504 df_chain_alloc): Call df_reorganize_refs unconditionally.
7505 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
7506 refs_organized to refs_organized_size.
7507 (df_ref_create_structure): Use refs_organized_size instead of
7508 bitmap_size if refs had been organized, and keep refs_organized_size
7510 * df.h (struct df_ref_info): Change refs_organized to
7511 refs_organized_size.
7512 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
7515 2007-03-19 Mark Mitchell <mark@codesourcery.com>
7517 * except.c (output_function_exception_table): Do not reference the
7518 EH personality routine for functions that do not require an
7521 2007-03-20 Jakub Jelinek <jakub@redhat.com>
7524 * c-typeck.c (convert_for_assignment): Call comptypes for
7525 RECORD_TYPE or UNION_TYPE.
7528 * reload1.c (reload): Do invalid ASM checking after
7529 cleanup_subreg_operands.
7531 2007-03-19 Jeff Law <law@redhat.com>
7533 * tree-cfg.c (find_taken_edge): Tighten conditions for
7534 optimizing computed gotos.
7536 2007-03-19 Michael Matz <matz@suse.de>
7538 * builtins.c (expand_builtin_sync_operation,
7539 expand_builtin_compare_and_swap,
7540 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
7543 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
7544 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
7547 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7549 * doc/tm.texi: Add brackets around the return type of
7550 TARGET_SECONDARY_RELOAD.
7552 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7553 Richard Guenther <rguenther@suse.de>
7555 PR tree-optimization/31254
7556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7557 Use handled_component_p () where appropriate. Continue
7558 propagating into the rhs if we propagated into an INDIRECT_REF
7561 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7563 * config/s390/s390.md (op_type attribute): RRR instruction type added.
7564 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
7565 (xde, xdee): Mode attributes adjusted to support DFP modes.
7566 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
7567 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
7568 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
7569 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
7570 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
7571 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7572 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
7574 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
7575 "movsf"): Insn definitions removed.
7576 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
7577 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
7578 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
7580 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
7581 "reload_in<mode>", "reload_out<mode>"): Expander added.
7582 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
7585 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7587 * config/s390/s390.md: Only non-functional changes. Renamed
7588 FPR mode macro to BFP all over the file.
7590 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7592 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
7593 (op_type attribute): RRF instruction type added.
7594 (fT0): New mode attribute.
7595 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7596 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
7597 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
7598 no secondary memory is needed when moving DFmode values between GPRs
7601 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7603 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
7604 inverted and documentation adjusted.
7605 ("mhard-dfp", "msoft-dfp"): New options.
7606 * config/s390/s390.c (s390_handle_arch_option): New architecture
7608 (override_options): Sanity checks for the new options added.
7609 * config.gcc: New architecture switch: z9-ec.
7610 * config/s390/s390.h (processor_flags): PF_DFP added.
7611 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
7612 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
7613 when the bit is NOT set so remove it from the defaults.
7615 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7617 * genemit.c (main): Print include statement for dfp.h.
7618 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
7621 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7623 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
7625 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
7628 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
7631 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7633 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
7634 attr_length_call, output_call, output_indirect_call): Cleanup
7635 formatting of targetm calls.
7637 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7639 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7641 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7643 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
7644 reservation, bypass and anti-bypass descriptions for these instructions.
7645 Update move patterns.
7646 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
7649 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
7651 * tree-vect-transform.c (get_initial_def_for_induction): Replace
7652 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
7653 (get_initial_def_for_reduction): Likewise.
7655 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
7657 Fix PR tree-optimization/29922
7658 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
7659 (get_representative): Removed.
7660 (value_dies_in_block_x): Update for rvuse removal.
7661 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
7662 (compute_antic_aux): Handle when PHI nodes appear in
7663 non-single-successors.
7664 (dump_bitmap_of_names): Removed.
7665 (compute_antic_safe): Renamed and removed rvuse calculation.
7666 Calculate only antic safe.
7667 (insert_into_preds_of_block): Remove assert.
7668 (execute_pre): Update for renamed functions.
7669 (defer_or_phi_translate_block): New function.
7671 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7673 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
7674 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
7676 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
7677 Follow spelling conventions.
7679 * tree-data-ref.h: Remove the prototype for analyze_array.
7681 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
7683 PR tree-optimization/31041
7684 * tree-vect-transform.c (get_initial_def_for_induction): Call
7685 force_gimple_operand.
7687 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
7689 * ipa-type-escape.c (look_for_casts) : Revert code to use
7690 handled_component_p due to ada test a-numaux.adb.
7692 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7694 * final.c (final_scan_insn): Alter the condition of a
7695 conditional trap if we have nonstandard CC.
7697 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7699 * configure.ac: Remove excess quoting from asm line 0 test.
7700 * configure: Rebuilt.
7702 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7704 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
7705 * c-common.c (convert_and_check): Move warning logic to...
7706 (warnings_for_convert_and_check): ...here. Define.
7707 * c-common.h (warnings_for_convert_and_check): Declare.
7709 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7711 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
7712 (output_call): Likewise.
7714 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7716 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
7718 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7720 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
7722 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
7724 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
7725 opteron, athlon-64 and athlon-fx processor_alias_table entries.
7727 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
7729 PR tree-optimization/31183
7730 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7731 Use double_int instead of unsigned int for representing access_strides.
7732 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
7734 2007-03-16 Richard Guenther <rguenther@suse.de>
7736 PR tree-optimization/31146
7737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
7738 to allow recursion of forward_propagate_addr_expr.
7739 (forward_propagate_addr_into_variable_array_index): Likewise.
7740 (forward_propagate_addr_expr): Likewise.
7741 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7742 (forward_propagate_addr_expr_1): Recurse on simple copies
7743 instead of propagating into them. Do so for useless conversions
7745 (forward_propagate_addr_expr): Clean up unused statements after
7748 2007-03-16 Richard Guenther <rguenther@suse.de>
7750 * builtins.c (expand_builtin_cexpi): Use the right argument
7751 for the expansion via cexp.
7753 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7755 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
7756 * configure: Rebuilt.
7758 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7761 * dwarf2out.c (force_type_die): Adjust comment.
7762 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
7764 2007-03-15 DJ Delorie <dj@redhat.com>
7766 * config/frv/predicates.md (minmax_operator): Don't check operands
7769 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7771 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
7772 Update constant estimates of number of iterations.
7773 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
7774 argument renamed to "realistic".
7775 (compute_estimated_nb_iterations): Removed.
7776 (record_niter_bound): New function.
7777 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
7778 call record_nonwrapping_iv with upper = false.
7779 (infer_loop_bounds_from_signedness): Pass upper argument to
7780 record_nonwrapping_iv.
7781 (estimate_numbers_of_iterations_loop): Do not call
7782 compute_estimated_nb_iterations. Record estimate based on profile
7783 information. Initialize the constant estimates of number of
7785 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
7787 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
7788 number of iterations is too small.
7789 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
7790 (EST_NOT_AVAILABLE): Removed.
7791 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
7792 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
7795 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7797 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
7798 Handle NE_EXPR guards.
7800 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7803 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
7804 Set also -pedantic-errors by default for the preprocessor unless
7805 -fpermissive is given.
7807 2007-03-15 Richard Guenther <rguenther@suse.de>
7811 * builtins.c (expand_builtin_cexpi): As a fallback if we
7812 don't have builtins for sincos or cexp create a function
7813 declaration for cexp and expand to a call to that.
7814 (expand_builtin_int_roundingfn): Always fall
7815 back to floor/ceil and its variants even if they may be
7818 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7821 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7822 jump tables, move the call to delete_dead_jumptables from here...
7823 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7824 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7825 don't allow merging of blocks that try_redirect_by_replacing_jump
7826 also does not handle when not optimizing.
7828 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7829 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7831 * config/i386/i386.md (x86_sahf_1): Correctly handle
7834 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7837 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7838 x86_64_general_operand as operand[2] predicate. Remove "iF"
7839 from operand constraints and use "e" constraint instead.
7840 (*subti3_1, *subti3_1 splitter): Ditto.
7841 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7842 operand[1] predicate.
7844 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7846 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7847 arrays, multiply the access strides by the size of the sub-array.
7848 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7850 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7852 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7853 the configured assembler supports the sahf mnemonic.
7854 * configure: Regenerate.
7855 * config.in: Regenerate.
7857 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7858 emit "sahf" or ".byte\t0x9e" as asm template.
7860 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7863 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7864 option to replace hard coded TARGET_xxx in md file.
7865 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7866 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7867 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7868 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7869 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7870 (X86_TUNE_NOT_VECTORMODE): Ditto.
7871 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7872 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7873 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7874 (TUNE_SLOW_IMUL_IMM8): Ditto.
7875 (TUNE_MOVE_M1_VIA_OR): Ditto.
7876 (TUNE_NOT_UNPAIRABLE): Ditto.
7877 (TUNE_NOT_VECTORMODE): Ditto.
7879 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7882 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7883 tuning options instead of hard coded TARGET_xxx.
7884 (fix ssemode peephole2's): Ditto.
7885 (imul peephole2's): Ditto.
7887 (movdi_or_rex64): Ditto.
7888 (move peephole2): Ditto.
7889 (not peephole2's): Ditto.
7891 2007-03-14 Dirk Mueller <dmueller@suse.de>
7893 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7894 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7895 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7897 * c-parser.c (c_parser_do_statement): Warn about empty body in
7899 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7900 * doc/invoke.texi (-Wempty-body): Update documentation.
7902 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7905 * c-common.h (warn_for_div_by_zero): Declare.
7906 * c-common.c (warn_for_div_by_zero): Define.
7907 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7910 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7912 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7913 to PREFIX and STANDARD_PREFIX.
7915 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7916 Phil Edwards <phil@codesourcery.com>
7918 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7919 (__gthread_once_t): Remove busy field for RTPs.
7920 (__GTHREAD_ONCE_INIT): Update accordingly.
7922 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7924 * doc/invoke.texi: Document VxWorks options.
7926 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7928 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7930 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7932 PR tree-optimization/30590
7933 * tree-nrv.c (tree_nrv): Check for the partial update of the
7936 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7938 * flags.h (flag_random_seed): Remove declaration, in favor of...
7939 * toplev.h (get_random_seed, set_random_seed): ... these.
7940 * tree.c (get_file_function_name): Use the former.
7941 * opts.c (common_handle_option): Use the latter.
7944 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7947 * cse.c (cse_find_path): Do not bail out if a basic block that
7948 we already visited now becomes part of a path that starts at a
7949 different basic block. Just disallow this, to make sure we
7950 visit each basic block at most once.
7952 2007-03-13 Jan Hubicka <jh@suse.cz>
7954 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
7955 when profile esitmate is present, calls with very low frequency are
7958 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
7960 PR tree-optimization/30730
7961 PR tree-optimization/26900
7962 * tree-ssa-loop-niter.c: Include gmp.h.
7964 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
7965 split_to_var_and_offset, determine_value_range,
7966 bound_difference_of_offsetted_base, refine_bounds_using_guard,
7967 bound_difference, bounds_add, bounds_negate,
7968 number_of_iterations_ne_max, dump_affine_iv): New functions.
7969 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
7970 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
7971 difference of initial and final value of control iv to validate
7973 (number_of_iterations_cond): Add loop parameter. Determine bounds
7974 on the difference of the extremes of the control iv. Add dumps.
7975 (expand_simple_operations): Handle phi nodes.
7976 (simplify_using_initial_conditions): Do not record used conditions.
7977 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
7978 Do not set additional_info.
7979 (implies_nonnegative_p, implies_ge_p): Removed.
7980 (derive_constant_upper_bound): Do not use parameter `additional'.
7981 (record_estimate): Parameter `additional' removed. Parameter
7982 `i_bound' added. Do not call derive_constant_upper_bound.
7983 (record_nonwrapping_iv): Use derive_constant_upper_bound to
7984 bound the number of iterations estimate.
7985 (estimate_numbers_of_iterations_loop): Pass the estimate from
7986 the number of iterations analysis to record_estimate.
7987 * tree.h (multiple_of_p): Declare.
7988 * tree-scalar-evolution.c (expression_expensive_p): Removed.
7989 (scev_const_prop): Do not check expression_expensive_p.
7990 * fold-const.c (multiple_of_p): Exported.
7991 * double-int.c (double_int_mask): Exported.
7992 * double-int.h (double_int_mask): Declare.
7993 * tree-flow.h (struct tree_niter_desc): Removed additional_info
7994 field. Added max field.
7996 2007-03-13 David Taylor <taylor@candd.org>
7999 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8002 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8005 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8006 two unamed patterns.
8008 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8010 * config/i386/i386.opt (mcx16, msahf): New options.
8011 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8012 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8014 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8015 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8016 Output -mcx16 and -msahf options when corresponding bit is set.
8018 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8021 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8023 * configure.ac: Test for assembler tolerance to # 0 "".
8024 * configure, config.in: Rebuilt.
8025 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8027 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8029 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8031 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8032 (handle_syscall): Handle direct system calls.
8033 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8035 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8037 * doc/invoke.texi: Fix cpp.info cross-reference.
8038 * doc/passes.texi: Fix gcc.info cross-reference.
8040 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8042 PR tree-optimization/30835
8043 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8044 bb_for_stmt is not NULL before accessing it.
8046 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8048 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8051 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8054 * doc/install.texi: Document --enable-stage1-languages
8056 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8058 * tree-pass.h (pass_into_cfg_layout_mode,
8059 pass_outof_cfg_layout_mode): Declare.
8060 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8061 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8062 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8063 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8065 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8067 * c-decl.c (warn_variable_length_array): New function.
8068 Refactored from grokdeclarator to handle warn_vla
8069 and handle unnamed array case.
8070 (grokdeclarator): Refactored VLA warning case.
8071 * c.opt (Wvla): New flag.
8072 * doc/invoke.texi (Wvla): New warning.
8074 2007-03-12 Richard Henderson <rth@redhat.com>
8076 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8077 (TARGET_SECTION_TYPE_FLAGS): New.
8079 2007-03-12 Richard Henderson <rth@redhat.com>
8081 * config/darwin.c (machopic_reloc_rw_mask): New.
8082 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8083 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8085 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8087 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8088 * cppdefault.h (cpp_PREFIX): Document.
8089 (cpp_PREFIX_len): Likewise.
8090 (cpp_EXEC_PREFIX): New variable.
8091 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8092 * c-incpath.c (add_standard_paths): Correct logic for relocating
8093 paths within prefix.
8095 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8097 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8098 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8100 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8101 fix_truncdfdi_sse using SSEMODEF mode macro.
8102 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8103 fix_truncdfsi_sse using SSEMODEF mode macro.
8104 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8105 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8107 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8109 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8112 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8114 * tree.h : Add multiple_of_p declaration.
8115 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8116 * ipa-type-escape.c (results_of_malloc): Redundant.
8117 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8118 (cast_type): Extended with new members.
8119 (check_cast): Returns cast_type.
8120 (cast): New structure for data of walk_use_def_chains.
8121 (is_malloc_result, is_cast_from_non_pointer_1,
8122 is_cast_from_non_pointer,
8123 is_array_access_through_pointer_and_index): New functions.
8124 (look_for_casts): Returns cast types.
8125 (check_call): Returns void.
8126 (okay_pointer_operation): Use support of pointer plus index,
8127 pointer plus constant and allow all multiplications.
8129 2007-03-11 Richard Guenther <rguenther@suse.de>
8131 PR tree-optimization/31115
8132 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8133 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8134 A shift count of zero is not special as with *_DIV_EXPR.
8135 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8138 2007-03-11 Ian Lance Taylor <iant@google.com>
8140 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8141 the *_DIV_EXPR codes correctly with overflow infinities.
8143 2007-03-11 Ira Rosen <irar@il.ibm.com>
8145 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8146 indicate success/failure of the analysis. Add negation to subtrahend
8147 in case of subtraction. Fail if both operands contain constants.
8148 (create_data_ref): Fail if analyze_offset fails.
8150 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8152 * config/i386/i386.md (frndintxf2): Rename to ...
8153 (rintxf2): ... this. Remove expander having same name.
8154 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8155 (roundsf2, rounddf2): Ditto.
8156 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8157 (lround<mode>di2, lround<mode>si2): Ditto.
8159 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8161 * lower-subreg.c: Include except.h.
8162 (decompose_multiword_subregs): Verify that the only control flow
8163 insns we can split are loads to multi-words pseudos.
8164 Handle breaking such blocks after splitting, instead of calling
8165 find_many_sub_basic_blocks.
8167 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8168 on the new basic block. Add a lengthy comment explaining why we
8169 thought this was necessary.
8170 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8172 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8175 * tree.c (walk_type_fields): Recurse into the element type of
8176 ARRAY_TYPEs if there is a pointer set.
8178 2007-03-10 Dirk Mueller <dmueller@suse.de>
8180 * c-common.c (warn_logical_operator): Fix condition.
8182 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8184 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8186 * config/darwin.c (machopic_select_section): Remove superfluous
8187 argument in call to categorize_decl_for_section. Remove unused
8190 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8192 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8194 * configure: Regenerate.
8196 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8199 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8200 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8201 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8202 Add LABEL_NUSES to emitted label.
8203 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8204 branch probability value to emitted jump insn.
8205 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8206 Do not check life information and do not re-arrange input operands
8207 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8209 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8211 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8212 the change of decode_asm_operands.
8214 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8216 * mode-switching.c (create_pre_exit): Skip blockage insn.
8218 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8220 * tree-pass.h (TODO_update_smt_usage): Remove.
8222 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8226 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8228 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8229 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8230 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8233 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8235 * gcc.c: Document %{, in big comment at top.
8236 (input_suffix_matches): Remove special handling for .s and
8238 (input_spec_matches): New.
8239 (handle_braces): Handle %{,.
8240 (validate_switches): ',' indicates a value which is not a switch.
8241 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8242 to detect assembler input.
8243 * config/i386/sol2.h (CPP_SPEC): Likewise.
8244 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8245 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8246 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8247 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8248 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8249 -m64 causes deployment target to default to 10.5.
8250 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8252 2007-03-09 Richard Henderson <rth@redhat.com>
8255 * target.h (targetm.asm.out.reloc_rw_mask): New.
8256 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8257 (TARGET_ASM_OUT): Use it.
8258 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8259 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8260 use the new reloc_rw_mask target hook instead.
8261 (default_section_type_flags_1): Merge into...
8262 (default_section_type_flags): ... here.
8263 (decl_readonly_section_1): Merge into...
8264 (decl_readonly_section): ... here.
8265 (default_elf_select_section_1): Merge into...
8266 (default_elf_select_section): ... here.
8267 (default_unique_section_1): Merge into...
8268 (default_unique_section): ... here.
8269 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8270 (default_select_rtx_section): Use it.
8271 (default_elf_select_rtx_section): Likewise.
8272 * output.h: Update to match.
8273 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8274 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8275 (TARGET_ASM_RELOC_RW_MASK): New.
8276 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8277 to categorize_decl_for_section.
8278 (x86_64_elf_unique_section): Likewise.
8279 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8280 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8281 (TARGET_ASM_RELOC_RW_MASK): New.
8282 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8283 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8284 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8285 (TARGET_RWRELOC): Remove.
8286 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8287 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8288 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8289 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8290 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8291 (rs6000_xcoff_select_section): Use decl_readonly_section.
8292 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8293 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8294 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8295 (TARGET_SECTION_TYPE_FLAGS): Remove.
8296 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8298 2007-03-09 Roger Sayle <roger@eyesopen.com>
8300 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8301 complex constant equality/inequality comparisons for here.
8302 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8303 known at compile-time or can be simplified to a scalar comparison.
8304 (fold_relational_const): Move compile-time evaluation of complex
8305 constant equality/inequality comparisons to here.
8307 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8309 PR rtl-optimization/30643
8310 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8312 (fold_rtx): Recurse, like before 2006-11-03.
8314 2007-03-09 DJ Delorie <dj@redhat.com>
8316 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8319 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8321 PR tree-optimization/30375
8322 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8323 LHS of statements is not the same.
8324 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8326 2007-03-09 Chao-ying Fu <fu@mips.com>
8328 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8330 * doc/invoke.texi (-mdspr2): Document new option.
8331 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8332 New unspec for DSP REV 2.
8333 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8334 these instructions are extended in DSP REV 2.
8335 (mips-dspr2.md): Include.
8336 * config/mips/mips.opt (mdspr2): New option.
8337 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8338 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8339 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8340 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8341 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8342 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8343 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8345 (bdesc_map): Add one field of unsupported_target_flags.
8346 (bdesc_arrays): Update entries to have extra fields. Add
8348 (mips_init_builtins): Initialize new function types.
8349 Check unsupported_target_fileds to filter out builtins.
8350 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8352 (ASM_SPEC): Pass mdspr2 to the assembler.
8353 * config/mips/mips-dspr2.md: New file.
8355 2007-03-09 Sa Liu <saliu@de.ibm.com>
8357 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8359 2007-03-09 Ian Lance Taylor <iant@google.com>
8361 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8362 argument) like -Wstrict-overflow=2.
8363 * doc/invoke.texi (Warning Options): Update documentation.
8365 2007-03-09 Dirk Mueller <dmueller@suse.de>
8368 * doc/invoke.texi (-Wlogical-op): Document.
8369 * common.opt (-Wlogical-op): New.
8370 * c-common.h (warn_logical_operator): Declare.
8371 * c-common.c (warn_logical_operator): Define.
8372 * c-typeck.c (parser_build_binary_op): Call
8373 warn_logical_operator.
8375 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8377 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8378 * final.c (final_scan_insn): Test for non-"" file name.
8380 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8382 * doc/loop.texi: Document the Omega linear constraints solver.
8383 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8384 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8385 omega-hash-table-size, omega-max-keys, and
8386 omega-eliminate-redundant-constraints.
8387 * tree-pass.h (pass_check_data_deps): Declared.
8390 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8391 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8392 pass_check_data_deps): New.
8393 * tree-data-ref.c (init_data_ref): Remove declaration.
8394 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8395 (analyze_array): Renamed init_array_ref, move up initializations.
8396 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8397 Removed arguments that are set to NULL.
8398 (analyze_indirect_ref): Correct indentation, correct call to
8400 (object_analysis): Call init_array_ref instead of analyze_array.
8401 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8402 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8403 of DR_ACCESS_FNS_ADDR.
8404 (init_omega_eq_with_af, omega_extract_distance_vectors,
8405 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8406 ddr_consistent_p): New.
8407 (compute_affine_dependence): Check consistency of ddrs when
8408 flag_check_data_deps is passed.
8409 (analyze_all_data_dependences): Uncomment.
8410 (tree_check_data_deps): New.
8411 * tree-data-ref.h: Include omega.h.
8412 (DR_ACCESS_FNS_ADDR): Removed.
8413 (data_dependence_relation): Add inner_loop.
8414 (DDR_INNER_LOOP): New.
8415 * common.opt (fcheck-data-deps): New.
8416 * tree-flow.h (tree_check_data_deps): Declare.
8417 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8418 (OBJS-common): Depend on omega.o.
8420 * passes.c (pass_check_data_deps): Scheduled.
8421 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8422 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8423 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8424 PARAM_VECT_MAX_VERSION_CHECKS,
8425 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8427 2007-03-09 Richard Guenther <rguenther@suse.de>
8429 PR tree-optimization/30904
8431 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8432 the same way as *_DIV_EXPR.
8434 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8436 * recog.c (decode_asm_operands): No mixed declarations and code.
8438 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8440 * rtl.def (ASM_INPUT): Add location.
8441 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8442 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8443 (decode_asm_operands): Add loc operand.
8444 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8445 * stmt.c (expand_asm): Rename to...
8446 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8447 gen_rtx_ASM_INPUT_loc.
8448 (expand_asm_expr): Adjust.
8449 * recog.c (decode_asm_operands): Add loc operand.
8450 (check_asm_operands, extract_insn): Adjust.
8451 * reload1.c (maybe_fix_stack_asms): Likewise.
8452 * final.c (asm_insn_count): Likewise.
8453 (final_scan_insn): Output # line before and after asm.
8455 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
8457 * tree-ssa-structalias.c (variable_info): Remove
8459 (new_var_info): Ditto.
8460 (shared_bitmap_info_t): New structure.
8461 (shared_bitmap_table): New variable.
8462 (shared_bitmap_hash): New function.
8463 (shared_bitmap_eq): Ditto
8464 (shared_bitmap_lookup): Ditto.
8465 (shared_bitmap_add): Ditto.
8466 (merge_smts_into): Change to take bitmap directly.
8467 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
8468 (init_alias_vars): Init shared bitmap hashtable.
8469 (delete_points_to_sets): Delete shared bitmap hashtable.
8470 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
8471 is_aliased removal as a change that was still necessary was
8474 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
8476 * config/i386/i386.h (override_options): Conditionally disable
8477 x86_sahf for 64bit targets only.
8479 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8482 * c-decl.c (merge_decls): Don't call make_var_volatile.
8483 * varasm.c (make_var_volatile): Remove.
8484 * output.h (make_var_volatile): Remove.
8486 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
8488 PR tree-optimization/31085
8489 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
8491 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8493 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
8494 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
8495 ATTR_CONST_NOTHROW_LIST.
8497 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8500 2007-03-08 Diego Novillo <dnovillo@redhat.com>
8502 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
8504 2007-03-08 Geoffrey Keating <geoffk@apple.com>
8507 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
8509 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
8510 passed, use shared libgcc.
8512 2007-03-08 Roger Sayle <roger@eyesopen.com>
8514 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
8515 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8516 (honor_protect_cleanup_actions, lower_try_finally_switch):
8518 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
8519 ifc_temp_var): Likewise.
8520 * tree-inline.c (setup_one_parameter): Likewise.
8521 * tree-mudflap.c (mf_decl_cache_locals,
8522 mf_build_check_statement_for): Likewise.
8523 * tree-nested.c (init_tmp_var, save_tmp_var,
8524 finalize_nesting_tree_1): Likewise.
8525 * tree-outof-ssa.c (insert_copy_on_edge,
8526 insert_backedge_copies): Likewise.
8527 * tree-profile.c (tree_gen_edge_profiler,
8528 tree_gen_ic_profiler): Likewise.
8529 * tree-scalar-evolution.c (scev_const_prop): Likewise.
8530 * tree-sra.c (sra_build_assignment): Likewise.
8531 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
8532 * tree-ssa-math-opts.c (insert_reciprocals,
8533 execute_cse_sincos_1): Likewise.
8534 * tree-tailcall.c (adjust_accumulator_values,
8535 adjust_return_value): Likewise.
8536 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
8537 * tree-vect-transform.c (vect_create_data_ref_ptr,
8538 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
8539 vect_create_epilog_for_reduction, vectorizable_reduction,
8540 vectorizable_call, vectorizable_conversion,
8541 vectorizable_assignment, vectorizable_operation,
8542 vectorizable_type_demotion, vect_gen_widened_results_half,
8543 vect_permute_store_chain, vectorizable_store,
8544 vect_setup_realignment, vect_permute_load_chain,
8545 vectorizable_load, vectorizable_condition,
8546 vect_create_cond_for_align_checks): Likewise.
8547 * tree-vrp.c (build_assert_expr_for): Likewise.
8549 2007-03-08 Ian Lance Taylor <iant@google.com>
8551 * tree-vrp.c: Include "intl.h".
8552 (usable_range_p): New static function.
8553 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
8554 overflowed values, juts set *strict_overflow_p.
8555 (compare_values): Only return -2 if one of the operands is not a
8557 (compare_ranges): Call usable_range_p.
8558 (compare_range_with_value): Likewise.
8559 (vrp_evaluate_conditional_warnv): Rename from
8560 vrp_evaluate_conditional. Make static. Change all callers.
8561 (vrp_evaluate_conditional): New function.
8562 (simplify_div_or_mod_using_ranges): Issue warning about reliance
8564 (simplify_abs_using_ranges): Likewise.
8565 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
8566 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
8567 within_stmt parameter.
8568 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8569 vrp_evaluate_conditional.
8570 * tree-ssa-threadedge.c
8571 (record_temporary_equivalences_from_stmts_at_dest): Change
8572 simplify parameter to take a second tree parameter.
8573 (simplify_control_stmt_condition): Likewise.
8574 (thread_across_edge): Likewise.
8575 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8576 (thread_across_edge): Likewise.
8577 * Makefile.in (tree-vrp.o): Depend upon intl.h.
8579 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
8581 * config/i386/i386.h (TARGET_SAHF): New define.
8582 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
8583 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
8584 (x86_sahf): New global variable.
8585 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
8586 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
8587 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
8588 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
8590 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
8591 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
8592 when expanding fcomi/sahf based tests.
8593 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
8594 expanding sahf based alternative. Emit sahf based sequence when
8595 optimizing for code size.
8596 * config/i386/i386.md (x86_sahf_1): Do not disable for
8597 TARGET_64BIT, enable for TARGET_SAHF.
8599 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
8601 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
8602 spurious whitespace from error message.
8604 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
8607 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
8609 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
8611 * c-decl.c (grokdeclarator): Disable warnings for anonymous
8613 * tree-sra.c (instantiate_element): Propagate disabled warnings
8614 from the element itself to the created variable.
8616 2007-03-07 Richard Henderson <rth@redhat.com>
8619 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
8620 silently fix up the stack in the case of a missing register.
8622 2007-03-07 Paul Brook <paul@codesourcery.com>
8624 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
8626 2007-03-07 Joseph Myers <joseph@codesourcery.com>
8628 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
8630 (phase1_vrs): Use them.
8631 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
8632 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
8633 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
8634 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
8635 __gnu_Unwind_Restore_WMMXC if required.
8636 (_Unwind_VRS_Pop): Implement iWMMXt support.
8637 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
8638 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
8639 gnu_Unwind_Save_WMMXC): Define.
8641 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8643 * config/vxworks.h (vxworks_override_options): Declare.
8644 (VXWORKS_OVERRIDE_OPTIONS): Use it.
8645 * config/vxworks.c: Include target.h and toplev.h.
8646 (vxworks_override_options): New function.
8647 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
8649 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
8651 * config/s390/s390.c (override_options): Don't emit an error when
8652 -mstack-size is used without providing -mstack-guard.
8653 (s390_emit_prologue): Choose stack_guard value automatically if not
8654 provided via command line.
8655 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
8657 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8659 * config/i386/i386.c (output_set_got): Add a GOT initialization
8660 sequence for VxWorks PIC.
8661 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
8662 around labels as well as symbols. Use gotoff_operand instead
8663 of local_symbolic_operand.
8664 (legitimize_pic_address): Use gotoff_operand instead of
8665 local_symbolic_operand. Use @GOT accesses for labels as
8667 (ix86_output_addr_diff_elt): Use PC-relative rather than
8668 GP-relative offsets for VxWorks PIC.
8669 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
8670 no_new_pseudos. Check whether the returned register is op0.
8671 * config/i386/i386.md (tablejump): Use PC-relative rather than
8672 GP-relative offsets for VxWorks PIC.
8673 * config/i386/predicates.md (gotoff_operand): New predicate.
8675 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8677 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
8679 * config/vxworks-dummy.h: New file.
8680 * config/i386/i386.h: Include it.
8682 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
8684 * dwarf2out.c (is_inlined_entry_point): New
8685 (add_high_low_attributes): Emit DW_AT_entry_pc along with
8686 DW_AT_ranges if the first subblock is the entry point.
8688 2007-03-06 David Daney <ddaney@avtrex.com>
8690 * doc/install.texi (mips-*-*): Change recommended binutils
8693 2007-03-06 Anatoly Sokolov <aesok@post.ru>
8695 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
8696 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
8698 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8699 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8701 2007-03-06 Jan Hubicka <jh@suse.cz>
8703 * errors.h (warning, error, fatal, internal_error): Mark as cold.
8704 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
8706 (probably_cold_bb_p): Cold functions are cold.
8707 (probably_never_executed_bb_p): Cold functions are cold.
8708 (tree_bb_level_predictions): Predict calls to cold functions as not
8710 (compute_function_frequency): Check hot/cold attributes.
8711 * function.h (function_frequency): Update comments.
8712 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
8713 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
8714 (c_common_att): Add cold and hot.
8716 * doc/extend.texi (hot,cold attributes): Document.
8718 2007-03-06 Andrew Haley <aph@redhat.com>
8720 * function.c (expand_function_end): Move blockage to just after we
8721 emit the label for the naked return from the function.
8723 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8725 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
8728 2007-03-06 Jan Hubicka <jh@suse.cz>
8730 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
8731 loaded for constant large models. Non-large 64bit PIC can do.
8732 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
8733 * cmodel.h: Add LARGE PIC.
8734 * i386.md (UNSPEC_PLTOFF): New.
8735 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
8737 (*call_1_rex64): Disable for large models.
8738 (*call_1_rex64_large): New.
8739 (*call_value_1_rex64): Disable for large models.
8740 (*call_value_1_rex64_large): New.
8741 (set_rip_rex4): New.
8742 (set_got_offset_rex64): New.
8743 * predicates.md (constant_call_address_operand): For large model
8744 constant calls are not possible.
8745 * i386-protos.h (construct_plt_address): Declare.
8746 * i386.c (override_options): Accept large models.
8747 (ix86_expand_prologue): Expand large PIC GOT pointer load.
8748 (legitimate_constant_p): Add new UNSPECs.
8749 (legitimate_pic_operand_p): Likewise.
8750 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
8751 (legitimize_pic_address): Do easy RIP relative way for TLS only for
8753 (output_pic_addr_const): Add PLTOFF.
8754 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
8755 (ix86_expand_move): Legitimize pic address when in PIC mode.
8756 (construct_plt_address): New function.
8757 (ix86_expand_call): Offload the address to register and use GOT pointer
8759 * invoke.texi (mcmodel=large): Update documentation.
8761 2007-03-06 Richard Henderson <rth@redhat.com>
8763 * config/i386/i386.c (x86_use_leave, x86_push_memory,
8764 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
8765 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
8766 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
8767 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
8768 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
8769 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
8770 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
8771 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
8772 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
8773 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8774 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
8775 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8776 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8777 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
8778 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
8779 x86_schedule, x86_use_bt, x86_pad_returns,
8780 x86_use_xchgb): Merge into ...
8781 (ix86_tune_features): ... here. New array.
8782 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8783 x86_bswap): Merge into ...
8784 (ix86_arch_features): ... here. New array.
8785 (x86_3dnow_a): Remove.
8786 (x86_accumulate_outgoing_args): Make static.
8787 (x86_arch_always_fancy_math_387): Make static.
8788 (ix86_tune_mask, ix86_arch_mask): Move ...
8789 (override_options): ... to local variables here. Apply the
8790 appropriate mask to each element of ix86_arch_features and
8791 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
8792 as were done in the old macros.
8793 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
8794 * config/i386/i386.h (x86_use_leave, x86_push_memory,
8795 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
8796 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
8797 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
8798 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
8799 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
8800 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
8801 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
8802 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
8803 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
8804 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8805 x86_accumulate_outgoing_args, x86_prologue_using_move,
8806 x86_epilogue_using_move, x86_decompose_lea,
8807 x86_arch_always_fancy_math_387, 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_inter_unit_moves,
8811 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8812 x86_use_incdec, x86_pad_returns, x86_bswap,
8813 x86_partial_flag_reg_stall): Remove.
8814 (enum ix86_tune_indices): New.
8815 (ix86_tune_features): New.
8816 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8817 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8818 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8819 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8820 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8821 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8822 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8823 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8824 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8825 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8826 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8827 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8828 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8829 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8830 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8831 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8832 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8833 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8834 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8835 TARGET_EXT_80387_CONSTANTS): Use it.
8836 (enum ix86_arch_indices): New.
8837 (ix86_arch_features): New.
8838 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8839 TARGET_BSWAP): Use it.
8840 (ix86_tune_mask, ix86_arch_mask): Remove.
8842 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8845 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8846 Define using $${sysroot_headers_suffix}.
8847 * configure: Regenerate.
8848 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8849 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8851 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8852 * gcc.c (print_sysroot_headers_suffix): New.
8853 (option_map): Include --print-sysroot-headers-suffix.
8854 (display_help): Mention -print-sysroot-headers-suffix.
8855 (process_command): Handle -print-sysroot-headers-suffix.
8856 (do_spec_1): Append multilib directory to include-fixed path if
8857 sysroot suffixes in use.
8858 (main): Handle -print-sysroot-headers-suffix.
8859 * Makefile.in (start.encap): Don't depend on xlimits.h
8860 (xlimits.h): Remove.
8861 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8862 limits.h for each multilib in fixinc_list.
8863 (fixinc_list, s-fixinc_list): New.
8864 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8865 generate them for each multilib in fixinc_list.
8866 (stmp-fixproto): Use include-fixed. Run fixproto for each
8867 multilib in fixinc_list.
8868 (mostlyclean): Don't remove xlimits.h.
8869 (clean): Remove include-fixed.
8870 (real-install-headers-tar, real-install-headers-cpio,
8871 real-install-headers-cp): Don't copy include, only include-fixed.
8872 (install-mkheaders): Depend on fixinc_list. Don't depend on
8873 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8874 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8875 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8877 2007-03-06 Jan Hubicka <jh@suse.cz>
8879 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8882 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8884 * configure.ac: Allow tm_file to contain build-directory files.
8885 * configure: Regenerate.
8886 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8887 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8888 * config/m68k/print-sysroot-suffix.sh: New file.
8890 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8892 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8893 of pic_offset_table_rtx if reload_completed.
8894 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8895 PIC_OFFSET_TABLE_REGNUM.
8896 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8898 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8899 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8901 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8903 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8904 functions that call eh_return.
8906 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8908 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8909 functions that need a constant pool.
8911 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8914 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8915 (m68k_preferred_reload_class): Likewise.
8916 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8917 (SECONDARY_RELOAD_CLASS): Define.
8918 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8919 (LIMIT_RELOAD_CLASS): Delete.
8920 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8921 registers from storing bytes.
8922 (m68k_secondary_reload_class): New function.
8923 (m68k_preferred_reload_class): Likewise.
8925 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8927 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8929 (m68k_expand_prologue): Likewise.
8931 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8933 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8934 (mips_expand_epilogue): Add a bool parameter.
8935 (m68k_legitimize_sibcall_address): Declare.
8936 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8937 (m68k_expand_epilogue): Add a parameter to select between sibling
8938 and normal epilogues. Only generate a return for the latter.
8939 (m68k_ok_for_sibcall_p): New function.
8940 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8941 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8942 (sibcall_value, *sibcall_value): Likewise.
8943 (*call, *call_value): Require !SIBLING_CALL_P.
8944 (epilogue): Update call to m68k_expand_epilogue.
8945 (sibcall_epilogue): New pattern.
8946 * config/m68k/predicates.md (const_call_operand): Say that this
8947 predicate applies to sibling calls too.
8948 (sibcall_operand): New predicate.
8950 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8952 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
8953 alternatives as movsi_cf.
8954 (movsf_cf_hard): Add commentary.
8956 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
8957 Richard Sandiford <richard@codesourcery.com>
8959 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
8960 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
8961 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
8962 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8963 as being live on exit from an interrupt function.
8964 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
8965 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
8966 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
8967 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
8968 (m68k_interrupt_function_p): Globalize.
8969 (m68k_compute_frame_layout): Remove reverse mask code.
8970 (m68k_emit_movem, m68k_set_frame_related): New functions.
8971 (m68k_output_function_prologue): Delete in favor of...
8972 (m68k_expand_prologue): ...this new function.
8973 (m68k_output_function_epilogue): Delete in favor of...
8974 (m68k_expand_epilogue): ...this new function.
8975 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
8977 (print_operand): Handle %?.
8978 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
8979 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
8980 (prologue, epilogue): New patterns.
8981 (return): Turn into a define_expand.
8982 (*return): New pattern, derived from old "return" pattern. Use rte
8983 rather than rts for interrupt functions. Only use rtd if the pop
8985 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
8986 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
8987 (link, *link, unlink, *unlink, load_got): Likewise.
8989 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8993 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
8994 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
8995 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
8996 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
8997 and m68k_matches_u_p.
8998 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
8999 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9000 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9001 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9002 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9003 (REG_STRICT_P): New macro.
9004 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9005 PCREL_GENERAL_OPERAND_OK.
9006 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9007 m68k_legitimate_base_reg_p.
9008 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9009 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9010 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9011 * config/m68k/m68k.c (m68k_address): New structure.
9012 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9013 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9014 (m68k_jump_table_ref_p, m68k_decompose_address)
9015 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9016 (m68k_matches_u_p): New functions.
9017 (print_operand_address): Rewrite to use m68k_decompose_index.
9019 2007-03-05 David Taylor <dtaylor@emc.com>
9021 * gcc.c: Correct copyright date in --version output.
9023 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9025 * pa.md: In unamed move patterns, disparge copies between general
9026 and floating point registers using '?' modifier. Don't include 'f'
9027 constraint for register preferences in DImode, SImode, HImode and
9028 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9029 Remove constraints for copies between general and floating registers
9030 in soft-float DFmode pattern.
9031 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9035 2007-03-05 Mike Stump <mrs@apple.com>
9037 * c-common.c (targetcm): Add.
9038 * c-opts.c (c_common_handle_option): Handle language specific
9040 * opts.c (handle_option): Verify language for target options, if
9042 * opth-gen.awk: Add CL_LANG_ALL.
9043 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9044 (TARGETCM_INITIALIZER): Add.
9045 * target.h (struct gcc_targetcm): Add.
9047 * targhooks.c (default_handle_c_option): Add.
9048 * targhooks.h (default_handle_c_option): Add.
9049 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9051 * config/darwin.opt (iframework): Add.
9052 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9053 * config/darwin-c.c (handle_c_option): Add.
9054 (TARGET_HANDLE_C_OPTION): Add.
9056 * doc/invoke.texi (Darwin Options): Add -iframework.
9058 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9060 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9063 2007-03-05 Ian Lance Taylor <iant@google.com>
9065 * c.opt (fgnu89-inline): New option.
9066 * c-opts.c (c_common_post_options): Set default value for
9068 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9069 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9071 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9072 (grokdeclarator, start_function): Likewise.
9073 * c-cppbuiltin.c (c_cpp_builtins): Define either
9074 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9075 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9076 (C Dialect Options): Document -fgnu89-inline.
9077 * doc/extend.texi (Function Attributes): Explain what the
9078 gnu_inline attribute does.
9079 * doc/cpp.texi (Common Predefined Macros): Document
9080 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9082 2007-03-05 Ian Lance Taylor <iant@google.com>
9084 PR tree-optimization/31034
9085 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9086 half-range if the other side is an overflow infinity.
9088 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9090 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9091 (bfin*-linux-uclibc*): New configuration.
9092 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9094 * config/bfin/linux.h: New file.
9095 * config/bfin/libgcc-bfin.ver: New file.
9096 * config/bfin/t-bfin-uclinux: New file.
9097 * config/bfin/t-bfin-linux: New file.
9098 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9099 (TARGET_OS_CPP_BUILTINS): New macro.
9101 2007-03-05 Richard Guenther <rguenther@suse.de>
9103 * fold-const.c (fold_binary): Remove duplicate folding
9104 of comparison of non-null ADDR_EXPR against null.
9106 2007-03-05 Richard Guenther <rguenther@suse.de>
9107 Dorit Nuzman <dorit@il.ibm.com>
9109 PR tree-optimization/26420
9110 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9111 are no loops in the function. Only print the number of
9112 vectorized loops if it is greater than zero or we are supposed
9113 to print information about unvectorized loops.
9115 2007-03-05 Revital Eres <eres@il.ibm.com>
9117 * gcc.dg/var-expand1.c: New test.
9118 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9119 when an accumulator is expanded.
9121 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9124 * c-common.c (convert_and_check): Don't give warnings for
9125 conversion if 'expr' already overflowed.
9127 2007-03-04 Roger Sayle <roger@eyesopen.com>
9130 * fold-const.c (fold_comparison): Enforce type consistency when
9131 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9133 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9135 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9136 containing a cast to the base of TARGET_MEM_REF.
9138 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9140 * tree.c (tree_contains_struct_check_failed): Remove spurious
9141 whitespace from error message.
9143 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9146 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9147 instead of precision.
9149 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9150 Nathan Sidwell <nathan@codesourcery.com>
9152 * emit-rtl.c (find_auto_inc): New.
9153 (try_split): recreate REG_INC notes,
9154 Use regular for loops rather than whiles.
9156 2007-03-03 Andreas Schwab <schwab@suse.de>
9158 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9159 * configure: Regenerate.
9161 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9163 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9164 flag_rounding_math, not flag_unsafe_math_optimizations.
9166 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9168 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9169 alpha_fold_vector_minmax): Likewise.
9170 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9171 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9173 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9175 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9176 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9177 if the lhs has side-effects.
9178 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9180 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9182 * config/i386/i386.h (TUNEMASK): Remove define.
9183 (ARCHMASK): Remove define.
9184 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9185 Use ix86_arch_mask variable instead of ARCHMASK.
9186 * config/i386/i386.c (override_options): Ditto.
9187 (standard_80387_constant_p): Ditto.
9189 2007-03-02 Ian Lance Taylor <iant@google.com>
9191 Used signed infinities in VRP.
9192 * tree-vrp.c (uses_overflow_infinity): New static function.
9193 (supports_overflow_infinity): New static function.
9194 (make_overflow_infinity): New static function.
9195 (negative_overflow_infinity): New static function.
9196 (positive_overflow_infinity): New static function.
9197 (is_negative_overflow_infinity): New static function.
9198 (is_positive_overflow_infinity): New static function.
9199 (is_overflow_infinity): New static function.
9200 (overflow_infinity_range_p): New static function.
9201 (compare_values_warnv): New function split out of compare_values.
9202 (compare_value): Call it.
9203 (set_value_range_to_nonnegative): Add overflow_infinity
9204 parameter. Change caller.
9205 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9207 (vrp_expr_computes_nonzero): Likewise.
9208 (compare_ranges, compare_range_with_value): Likewise.
9209 (compare_name_with_value, compare_names): Likewise.
9210 (vrp_evaluate_conditional): Likewise.
9211 (set_value_range): Handle infinity
9212 (vrp_operand_equal_p, operand_less_p): Likewise.
9213 (extract_range_from_assert): Likewise.
9214 (vrp_int_const_binop): Likewise.
9215 (extract_range_from_binary_expr): Likewise.
9216 (extract_range_from_unary_expr): Likewise.
9217 (extract_range_from_comparison): Likewise.
9218 (extract_range_from_expr): Likewise.
9219 (dump_value_range): Likewise.
9220 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9221 (test_for_singularity): Likewise.
9222 (vrp_int_const_binop): Remove inline qualifier.
9223 (adjust_range_with_scev): Add comment.
9224 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9226 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9228 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9229 (get_constraint_for): Likewise.
9230 (do_structure_copy): Likewise.
9231 (find_func_aliases): Fix references to MODIFY_EXPR.
9232 (intra_create_variable_infos): Tidy.
9233 * tree-ssa-operands.c (add_virtual_operand): Add argument
9235 When adding members of alias sets, if IS_CALL_SITE is true and
9236 the symbol is not call-clobbered, skip it.
9239 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9241 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9242 entry by means of emit_insn_at_entry.
9244 2007-03-02 Richard Henderson <rth@redhat.com>
9246 * expr.h (promoted_input_arg): Remove decl.
9247 * function.c (promoted_input_arg): Merge into ...
9248 * combine.c (setup_incoming_promotions): ... only caller.
9249 Rearrange to avoid double loop.
9251 2007-03-02 Ben Elliston <bje@au.ibm.com>
9252 Peter Bergner <bergner@vnet.ibm.com>
9253 Janis Johnson <janis187@us.ibm.com>
9255 * config/rs6000/dfp.md: New file.
9256 * config/rs6000/rs6000.md: Include dfp.md.
9257 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9258 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9259 and TDmode decimal float modes in FP registers.
9260 (num_insns_constant): Likewise.
9261 (rs6000_legitimate_offset_address_p): Likewise.
9262 (rs6000_legitimize_address): Likewise.
9263 (rs6000_legitimize_reload_address): Likewise.
9264 (rs6000_legitimate_address): Likewise.
9265 (rs6000_emit_move): Likewise.
9266 (function_arg_boundary): Likewise.
9267 (function_arg_advance): Likewise.
9268 (rs6000_darwin64_record_arg_recurse): Likewise.
9269 (function_arg): Likewise.
9270 (rs6000_gimplify_va_arg): Likewise.
9271 (rs6000_split_multireg_move): Likewise.
9272 (rs6000_output_function_epilogue): Likewise.
9273 (rs6000_output_function_epilogue): Likewise.
9274 (rs6000_register_move_cost): Likewise.
9275 (rs6000_function_value): Likewise.
9276 (rs6000_libcall_value): Likewise.
9278 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9280 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9282 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9284 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9285 Use $MULTIDIR to choose between the kernel and RTP headers,
9286 and use $WIND_BASE and $WIND_USR to locate them.
9288 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9290 * config/i386/i386.c (override_options): Put initialization of
9291 ix86_tune_mask and ix86_arch_mask to the correct place.
9293 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9294 Michael Meissner <michael.meissner@amd.com>
9297 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9299 (TARGET_CMOVE): Use ARCHMASK.
9300 (TARGET_CMPXCHG): Ditto.
9301 (TARGET_CMPXCHG8B): Ditto.
9302 (TARGET_XADD): Ditto.
9303 (TARGET_BSWAP): Ditto.
9304 * config/i386/i386.c (ix86_tune_mask): New global variable.
9305 (ix86_arch_mask): Ditto.
9306 (override_options): Initialize ix86_tune_mask and
9307 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9310 2007-03-02 Ben Elliston <bje@au.ibm.com>
9313 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9315 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9317 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9318 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9319 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9320 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9322 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9323 rs6000_init_dwarf_reg_sizes_extra): New.
9324 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9325 SPE register high parts.
9327 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9329 * Makefile.in: Add install-pdf target as
9330 copied from automake v1.10 rules.
9331 * configure.ac: Add install-pdf to target list.
9332 * configure: Regenerate.
9334 2007-03-01 Paul Brook <paul@codesourcery.com>
9336 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9337 modes to LDRD for DImode.
9338 (output_move_double): Fixup out of range ldrd/strd.
9339 (vfp_secondary_reload_class): Rename...
9340 (coproc_secondary_reload_class): ... to this. Add wb argument.
9341 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9342 coproc_secondary_reload_class for CLASS_IWMMXT.
9343 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9344 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9346 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9348 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9349 factor by the estimated number of iterations.
9350 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9353 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9354 decode_caches_intel, detect_caches_intel): New functions.
9355 (host_detect_local_cpu): Use detect_caches_amd and
9356 detect_caches_intel.
9358 2007-03-01 Richard Henderson <rth@redhat.com>
9360 * expr.c (emit_move_complex_push): Export.
9361 (emit_move_complex_parts): Split out from ...
9362 (emit_move_complex): ... here.
9363 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9364 * config/i386/i386.md (movcdi): New.
9366 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9368 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9369 size of mode1 to check for tieable modes in MMX case.
9371 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9373 * Makefile.in (rtlanal.o): Depend on tree.h.
9374 * rtl.h (offset_within_section_p, split_const): Declare.
9375 * rtlanal.c: Include tree.h.
9376 (offset_within_block_p): New function, taken from
9377 mips_offset_within_object_p.
9378 (split_const): New function, taken from mips_split_const.
9379 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9381 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9382 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9383 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9384 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9385 (m68k_illegitimate_symbolic_constant_p): New function.
9386 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9387 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9388 symbolic constant that might be outside the symbol's section,
9389 move the symbol first and then add the offset.
9390 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9392 * config/mips/mips.c (mips_split_const): Delete.
9393 (mips_offset_within_object_p): Delete.
9394 (mips_symbolic_constant_p): Use offset_within_section_p and
9395 split_const instead of mips_offset_within_object_p and
9397 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9398 (mips_legitimize_const_move, print_operand_reloc)
9399 (mips_dangerous_for_la25_p): Use split_const instead of
9402 2007-02-28 Eric Christopher <echristo@apple.com>
9404 * Makefile.in (install-include-dir): Don't rm -rf include.
9406 2007-02-28 Richard Guenther <rguenther@suse.de>
9409 * fold-const.c (fold_binary): Do not associate expressions
9410 with more than one variable for integer types that do not wrap.
9412 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9414 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9415 Delete, and replace with...
9416 (fold_builtin_call_array): This. Update callers to use it.
9417 * fold-const.c (fold_build_call_list): Delete, and replace with...
9418 (fold_build_call_array): This.
9419 (fold_build_call_list_initializer): Delete, and replace with...
9420 (fold_build_call_array_initializer): This.
9421 * tree.h: Update declarations to reflect above changes.
9423 * c-typeck.c (build_function_call): Store converted arguments
9424 in a stack-allocated array instead of building a list.
9425 (convert_arguments): Store arguments in the array passed in as an
9426 argument, and return the actual number of arguments.
9427 * c-format.c: (check_function_format): Pass arguments in an
9428 array instead of a list.
9429 * c-common.c (check_function_nonnull): Likewise.
9430 (check_function_sentinel): Likewise.
9431 (check_function_arguments): Likewise.
9432 * c-common.h: Update declarations to reflect above changes.
9434 2007-02-28 Jan Hubicka <jh@suse.cz>
9436 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9437 PRED_NEGATIVE_RETURN): Update outcomes.
9439 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9441 * calls.c (emit_library_call_value_1): Handle partial registers
9442 correctly when building up CALL_INSN_FUNCTION_USAGE.
9444 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9446 * pa/predicates.md (move_src_operand): Allow zero for mode.
9447 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
9450 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9453 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
9454 *movv2df_internal): Enable pattern only for valid operand
9456 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
9457 tie only 128bit modes. For MMX registers, tie only 64bit modes.
9459 2007-02-27 Mike Stump <mrs@apple.com>
9461 * config/darwin-crt3.c: Avoid compilation when compiling for a
9464 2007-02-27 Joseph Myers <joseph@codesourcery.com>
9466 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
9468 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
9469 for fixed headers and limits.h.
9470 (install-include-dir, install-headers-tar, install-headers-cpio,
9471 install-headers-cp, real-install-headers-tar,
9472 real-install-headers-cpio, real-install-headers-cp): Handle
9473 include-fixed as well as include.
9474 (install-mkheaders): Don't install files that go only in include
9476 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
9477 from GCC_INCLUDE_DIR.
9478 * gcc.c (process_command): Remove special -BstageN/ handling.
9479 (do_spec_1): Add include-fixed directories.
9481 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9483 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
9485 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
9487 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
9490 2007-02-27 Mark Mitchell <mark@codesourcery.com>
9492 * c-common.c (get_priority): Add check for
9493 SUPPORTS_INIT_PRIORITY.
9495 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9497 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
9499 * config/bfin/bfin.c: Include "cfglayout.h".
9500 (MAX_LSETUP_DISTANCE): New macro.
9501 (struct loop_info): New members incoming, incoming_src and
9502 incoming_dest. Delete member predecessor.
9503 (length_for_loop): New function.
9504 (bfin_optimize_loop): Handle more different loop structures.
9505 (bfin_discover_loop): Rework detection of predecessor blocks by
9506 examining incoming edges.
9507 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
9509 (bfin_reorder_loops): New function.
9510 (bfin_reorg_loops): Use these three new functions.
9512 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
9513 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
9514 (CONSTRAINT_LEN): Add entry for 'q'.
9515 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
9516 Add 'q' constraints.
9517 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
9518 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
9520 * config/bfin/bfin.md (add_with_carry): New pattern.
9521 (s_or_u, su_optab, su_modifier): New code macros/attrs.
9522 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
9523 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
9524 support unsigned multiplies too. Removed incorrect commutativity from
9525 operand 1 constraint where appropriate.
9526 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
9528 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
9529 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
9531 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
9532 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
9533 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
9534 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
9535 usmulhisi_hh_huh): New patterns.
9537 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
9538 lshifthi3): Fix output template to use half reg for operand 2.
9540 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
9543 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
9545 2007-02-27 Andreas Schwab <schwab@suse.de>
9547 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
9549 2007-02-27 Jan Hubicka <jh@suse.cz>
9551 * predict.c (last_basic_block_p): Remove.
9552 (tree_estimate_probability): Update return heuristic for commonized
9555 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9557 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
9559 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9561 * doc/include/gcc-common.texi (versionsubtitle): New macro.
9562 * doc/cpp.texi: Standardize title page.
9563 * doc/cppinternals.texi: Likewise.
9564 * doc/gcc.texi: Standardize title page, remove version number
9565 from copyright page.
9566 * doc/gccint.texi: Likewise.
9567 * doc/install.texi: Standardize title page, add table of
9570 2007-02-26 Jan Hubicka <jh@suse.cz>
9572 * predict.def: Set outcomes according to more recent results.
9573 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
9574 Remove dead predictors.
9575 * predict.c (return_prediction): Fix pasto.
9577 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9579 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
9580 change; avoid a memory leak when returning early.
9582 2007-02-26 Mark Mitchell <mark@codesourcery.com>
9584 * c-decl.c (static_ctors): Move to c-common.c.
9585 (static_dtors): Likewise.
9586 (finish_function): Use c_record_cdtor_fn.
9587 (build_cdtor): Move to c-common.c.
9588 (c_write_global_declarations): Use c_build_cdtor_fns.
9589 * c-common.h (static_ctors): Declare.
9590 (static_dtors): Likewise.
9591 (c_record_cdtor_fn): Likewise.
9592 (c_build_cdtor_fns): Likewise.
9593 * c-common.c (static_ctors): New variable.
9594 (static_dtors): Likewise.
9595 (c_record_cdtor_fn): New function.
9596 (build_cdtor): Move from c-decl.c
9597 (c_build_cdtor_fns): New function.
9599 * output.h (assemble_addr_to_section): Declare.
9600 (get_cdtor_priority_section): Likewise.
9601 * varasm.c (assemble_addr_to_section): New function.
9602 (get_cdtor_priority_section): Likewise.
9603 (default_named_section_asm_out_destructor): Use them.
9604 (destor_dtor_section_asm_out_destructor): Likewise.
9605 (default_named_section_asm_out_constructor): Likewise.
9606 (default_ctor_section_asm_out_constructor): Likewise.
9607 * config.gcc (*-*-vxworks*): Include vxworks.o.
9608 * config/t-vxworks (vxworks.o): New target.
9609 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
9610 (TARGET_ASM_CONSTRUCTOR): Define.
9611 (TARGET_ASM_DESTRUCTOR): Likewise.
9612 (vxworks_asm_out_constructor): Declare.
9613 (vxworks_asm_out_destructor): Likewise.
9615 * c-common.c (get_priority): Check that we have not just an
9616 INTEGER_CST, but an integer constant with integeral type.
9618 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
9620 PR tree-optimization/30938
9621 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
9622 use &dt[nargs-1] instead of &dt[nargs] in the call to
9623 vect_is_simple_use().
9625 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
9627 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
9628 from register elimination as PRE_MODIFY / POST_MODIFY increments.
9629 Do not attempt to handle MEM inside auto-inc expressions.
9630 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
9631 of a register modified by an auto-inc expression. However, do handle
9632 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
9633 (elimination_effects): Prohibit elimination of a register modified
9634 by an auto-inc expression. Disable register elimination rules whose
9635 target register is modified by an auto-inc expression with variable
9638 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9640 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
9642 (array_at_struct_end_p): New function.
9643 (idx_infer_loop_bounds): Use it.
9644 (estimate_numbers_of_iterations_loop): Export.
9645 * predict.c (predict_loops): Use estimated_loop_iterations_int.
9646 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
9647 (tree_estimate_probability): Call record_loop_exits.
9648 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
9649 (estimated_loop_iterations, estimated_loop_iterations_int,
9650 estimated_loop_iterations_tree): New functions.
9651 (analyze_siv_subscript_cst_affine,
9652 compute_overlap_steps_for_affine_1_2,
9653 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
9654 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
9655 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
9656 (PRED_LOOP_ITERATIONS_GUESSED): New.
9657 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
9658 * cfgloop.h (estimate_numbers_of_iterations_loop,
9659 estimated_loop_iterations_int): Declare.
9661 2007-02-25 Mark Mitchell <mark@codesourcery.com>
9663 * doc/extend.texi: Document optional priority argument to
9664 constructors and destructors.
9665 * tree.c (init_priority_for_decl): Adjust GTY markers.
9666 (init_ttree): Use priority-info hash functions for
9667 init_priority_for_decl.
9668 (tree_map_eq): Rename to ...
9669 (tree_map_base_eq): ... this.
9670 (tree_map_marked_p): Rename to ...
9671 (tree_map_base_marked_p): ... this.
9672 (tree_map_base_hash): New function.
9673 (decl_init_priority_lookup): Rework.
9674 (decl_fini_priority_lookup): New function.
9675 (decl_priority_info): New function.
9676 (decl_init_priority_insert): Use it.
9677 (decl_fini_priority_insert): Likewise.
9678 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
9680 (decl_restrict_base_insert): Likewise.
9681 (decl_debug_expr_insert): Likewise.
9682 (decl_value_expr_lookup): Likewise.
9683 (decl_value_expr_insert): Likewise.
9684 * tree.h (priority_type): New type.
9685 (decl_init_priority_lookup): Use priority_type.
9686 (decl_fini_priority_lookup): New function.
9687 (decl_init_priority_insert): Use priority_type.
9688 (decl_fini_priority_insert): New function.
9689 (DECL_HAS_INIT_PRIORITY): Tweak comments.
9690 (DECL_INIT_PRIORITY): Likewise.
9691 (SET_DECL_INIT_PRIORITY): Add comment.
9692 (DECL_FINI_PRIORITY): New macro.
9693 (SET_DECL_FINI_PRIORITY): Likewise.
9694 (DEFAULT_INIT_PRIORITY): Document.
9695 (MAX_INIT_PRIORITY): Likewise.
9696 (MAX_RESERVED_INIT_PRIORITY): Likewise.
9697 (tree_map_base): New type.
9698 (tree_map_base_eq): New function.
9699 (tree_map_base_hash): Likewise.
9700 (tree_map_base_marked_p): Likewise.
9701 (tree_map): Inherit from tree_map_base.
9702 (tree_map_eq): Make it a macro.
9703 (tree_map_marked_p): Likewise.
9704 (tree_int_map): Inherit from tree_map_base.
9705 (tree_int_map_eq): Make it a macro.
9706 (tree_int_map_hash): Likewise.
9707 (tree_int_map_marked_p): Likewise.
9708 (tree_priority_map): New type.
9709 (tree_priority_map_eq): New macro.
9710 (tree_priority_map_hash): Likewise.
9711 (tree_priority_map_marked_p): Likewise.
9712 * varasm.c (emults_decl): Adjust for refactoring of tree_map
9714 (emutls_common_1): Likewise.
9715 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
9716 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
9717 of tree_map hierarchy.
9718 * tree-cfg.c (move_stmt_r): Likewise.
9719 (new_label_mapper): Likewise.
9720 * c-tree.h (c_expand_body): Move to ...
9721 * c-common.h (c_expand_body): ... here.
9722 * c-decl.c (c_expand_body): Move to ...
9723 * c-common.c (c_expand_body): ... here.
9724 (c_common_attribute_table): Allow 1 argument for the constructor
9725 and destructor attributes.
9726 (get_priority): New function.
9727 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
9728 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
9730 2007-02-24 Jan Hubicka <jh@suse.cz>
9733 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
9735 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9736 Jan Hubicka <jh@suse.cz>
9739 * i386.c (counter_mode): New function.
9740 (expand_set_or_movmem_via_loop): Use it.
9741 (expand_movmem_epilogue): Likewise; fix pasto.
9742 (ix86_expand_movmem): Do emit guard even for constant counts.
9743 (ix86_expand_setmem): Likewise.
9745 2007-02-25 Nick Clifton <nickc@redhat.com>
9747 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
9748 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9750 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9753 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
9754 count argument with 0x10, not with 0x16.
9755 (expand_setmem_epilogue): Ditto.
9757 2007-02-24 Mike Stump <mrs@apple.com>
9759 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
9762 2007-02-24 Richard Guenther <rguenther@suse.de>
9765 * fold-const.c (fold_binary): Fold x +- CST op x for
9766 EQ_EXPR and NE_EXPR.
9768 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9770 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
9772 2007-02-24 Jan Hubicka <jh@suse.cz>
9774 * cgraphunit.c (decide_is_function_needed): Honor
9775 -fkeep-inline-functions.
9777 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9779 * builtins.c (fold_builtin_modf): New.
9780 (fold_builtin_2): Use it.
9782 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
9784 * loop-iv.c (implies_p): Detect additional cases where A implies B.
9785 (determine_max_iter): Take additional LOOP arg; all callers changed.
9786 Lose broken logic dealing with PLUS. Try to limit the upper bound by
9787 one using simplifications.
9788 (simplify_using_initial_values): Return if the expression becomes
9789 invalid due to altered regs.
9791 2007-02-23 DJ Delorie <dj@redhat.com>
9793 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
9795 2007-02-23 Mike Stump <mrs@apple.com>
9797 * tlink.c (scan_linker_output): Parse linker messages from
9798 darwin9's linker better.
9800 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9803 * varpool.c (varpool_assemble_pending_decls): Set
9804 varpool_last_needed_node to null.
9806 2007-02-23 DJ Delorie <dj@redhat.com>
9808 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9809 alignment bigger than the object file can handle.
9811 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9814 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9815 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9816 (*movsf_1): Penalize MMX moves.
9818 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9820 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9821 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9823 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9825 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9827 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9828 (fold_builtin_1): Use them.
9829 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9830 BUILT_IN_SIGNIFICAND.
9832 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9834 * config/i386/i386.c (bdesc_1arg): Initialize
9835 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9836 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9837 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9838 and IX86_BUILTIN_MOVSLDUP.
9840 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9842 PR rtl-optimization/30841
9843 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9845 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9847 * builtins.c (fold_builtin_frexp): New.
9848 (fold_builtin_2): Use it.
9850 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9852 * doc/invoke.texi (Spec Files): Document getenv spec function.
9854 * gcc.c (getenv_spec_function): New function.
9855 (static_spec_functions): Add it.
9856 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9857 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9860 2007-02-22 Michael Matz <matz@suse.de
9863 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9864 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9866 2007-02-22 Ian Lance Taylor <iant@google.com>
9869 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9870 (mem_loc_descriptor): Call it.
9872 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9873 Ira Rosen <irar@il.ibm.com>
9875 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9877 2007-02-22 Ira Rosen <irar@il.ibm.com>
9879 PR tree-optimization/30843
9880 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9881 stores only after all the group is vectorized.
9883 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9885 PR tree-optimization/30858
9886 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9887 in the reduction cycle have a single use in the loop.
9888 * tree-vectorizer.h (relevant): Add documentation.
9890 2007-02-20 Mike Stump <mrs@apple.com>
9892 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9893 * configure: Regenerate.
9895 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9897 Change the defaults of some parameters and options.
9898 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9899 * config/spu/spu.c (spu_optimization_options): Add.
9900 (spu_override_options): Change params in spu_optimization_options.
9901 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9903 Register 127 is only 16 byte aligned when used as a frame pointer.
9904 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9905 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9906 HARD_FRAME_POINTER_REGNUM.
9907 (spu_legitimate_address): Use regno_aligned_for_reload.
9908 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9909 aligned when frame_pointer_needed is true.
9910 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9912 * config/spu/spu.h (INIT_EXPANDERS): Define.
9914 Make sure shift and rotate instructions have valid immediate operands.
9915 * config/spu/predicates.md (spu_shift_operand): Remove.
9916 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9917 * config/spu/constraints.md (W, O): Extend range.
9918 * config/spu/spu.md (umask, nmask): Define.
9919 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9920 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9921 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9922 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9923 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9924 (lshr<mode>3_reg): Fix rtl description.
9926 Make sure mulhisi immediate operands are valid.
9927 * config/spu/predicates.md (imm_K_operand): Add.
9928 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9930 Generate constants using fsmbi and andi.
9931 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9932 (print_operand, spu_split_immediate, classify_immediate,
9933 fsmbi_const_p): Handle IC_FSMBI2.
9935 Correctly handle a CONST_VECTOR containing symbols.
9936 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9937 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9938 (immediate_load_p): Allow symbols that use 2 instructions to create.
9939 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9940 with symbols when flag_pic is set.
9941 (const_vector_immediate_p): New.
9942 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9943 accept a CONST_VECTOR with symbols.
9944 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9945 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9947 * config/spu/spu.md (high, low): Delete.
9948 (low_<mode>): Define.
9950 Remove INTRmode and INTR_REGNUM, which didn't work.
9951 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
9953 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
9954 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
9955 peephole2 pattern): Don't use INTR or 131.
9956 (movintrcc): Delete.
9957 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
9958 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
9959 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
9960 (UNSPEC_SET_INTR): Add.
9961 * config/spu/spu-modes.def (INTR): Remove.
9963 More accurate warnings about run-time relocations.
9964 * config/spu/spu.c (reloc_diagnostic): Test in_section.
9966 Correctly warn about immediate arguments to specific intrinsics.
9967 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
9968 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
9969 the instruction predicate.
9971 Fix tree check errors with latest update.
9972 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
9974 (spu_expand_builtin): Use CALL_EXPR_FN.
9976 Add missing specific intrinsics.
9977 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
9979 * config/spu/spu_internals.h: Ditto.
9981 Fix incorrect operand modifiers.
9982 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
9983 * config/spu/spu.md (xor<mode>3): Change %S to %J.
9985 Optimize one case of zero_extend of a vec_select.
9986 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
9988 Accept any immediate for hbr.
9989 * config/spu/spu.md (hbr): Change s constraints to i.
9991 2007-02-21 Paul Brook <paul@codesourcery.com>
9993 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
9994 condexec_count when skipping USE and CLOBBER.
9996 2007-02-21 Nick Clifton <nickc@redhat.com>
9998 * common.opt (Warray-bounds): Add Warning attribute.
9999 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10001 (fsized-zeroes): Add Optimization attribute.
10002 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10003 * c.opt (Wc++0x-compat): Add Warning attribute.
10005 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10007 PR middle-end/30761
10008 * reload1.c (eliminate_regs_in_insn): In the single_set special
10009 case, attempt to re-recognize the insn before falling back to
10010 having reload fix it up.
10012 2007-02-20 Eric Christopher <echristo@gmail.com>
10014 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10015 Rewrite accordingly.
10016 (frv_read_iacc_argument): Ditto.
10017 (frv_expand_set_builtin): Take a call instead of arglist, update for
10019 (frv_expand_unop_builtin): Ditto.
10020 (frv_expand_binop_builtin): Ditto.
10021 (frv_expand_cut_builtin): Ditto.
10022 (frv_expand_binopimm_builtin): Ditto.
10023 (frv_expand_voidbinop_builtin): Ditto.
10024 (frv_expand_int_void2arg): Ditto.
10025 (frv_expand_prefetches): Ditto.
10026 (frv_expand_voidtriop_builtin): Ditto.
10027 (frv_expand_voidaccop_builtin): Ditto.
10028 (frv_expand_load_builtin): Ditto.
10029 (frv_expand_store_builtin): Ditto.
10030 (frv_expand_mdpackh_builtin): Ditto.
10031 (frv_expand_mclracc_builtin): Ditto.
10032 (frv_expand_mrdacc_builtin): Ditto.
10033 (frv_expand_mwtacc_builtin): Ditto.
10034 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10037 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10039 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10040 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10042 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10043 point instructions.
10044 * configure: Regenerate.
10045 * config.in: Regenerate.
10046 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10047 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10048 masks to power6 and power6x and to POWERPC_MASKS.
10049 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10051 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10052 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10053 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10054 Access PROTOTYPE as variable, not mask.
10056 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10058 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10059 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10060 * combine.c (adjust_for_new_dest): Use it.
10061 * postreload.c (reload_combine): Likewise.
10063 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10065 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10066 notes on an insn with multiple sets, even if single_set returns
10067 non-NULL for that insn.
10069 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10071 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10072 scalbn and scalbln.
10074 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10076 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10077 if user didn't pass it.
10078 * config/i386/darwin.h (CC1_SPEC): Likewise.
10079 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10080 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10081 -mmacosx-version-min.
10083 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10084 Uros Bizjak <ubizjak@gmail.com>
10086 * optabs.h (enum optab_index): Add new OTI_scalb.
10087 (scalb_optab): Define corresponding macro.
10088 * optabs.c (init_optabs): Initialize scalb_optab.
10089 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10091 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10092 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10093 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10094 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10095 flag_unsafe_math_optimizations is set.
10097 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10098 to implement scalbf, scalb and scalbl built-ins as inline x87
10101 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10102 DJ Delorie <dj@redhat.com>
10105 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10106 (diagnostic_report_diagnostic): ... here, and turn them into real
10107 errors. If warnings are inhibited, no need to do anything.
10109 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10111 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10112 better code generation.
10114 2007-02-20 Ben Elliston <bje@au.ibm.com>
10116 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10118 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10120 * config/alpha/alpha.c, config/alpha/alpha.md,
10121 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10122 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10123 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10124 config/arm/lib1funcs.asm: Follow spelling conventions.
10126 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10127 config/fr30/fr30.md, config/i386/i386.h,
10128 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10129 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10130 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10131 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10132 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10133 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10134 config/sparc/sparc.c, config/sparc/sparc.h,
10135 config/sparc/sparc.md, config/spu/constraints.md,
10136 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10139 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10142 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10145 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10147 * doc/invoke.texi (-ftree-lrs): Remove.
10149 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10151 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10154 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10156 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10157 new CALL_EXPR_FN macro for retrieving the function
10158 declaration of the input expression.
10160 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10162 * c.opt (Waddress): New.
10163 * common.opt (Walways-true): Delete.
10164 (Wstring-literal-comparison): Delete.
10165 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10166 -Wstring-literal-comparison. Add -Waddress.
10168 (Walways-true): Delete.
10169 (Wstring-literal-comparison): Delete.
10170 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10171 consistently instead of -Walways-true in example.
10172 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10173 * c-typeck.c (parser_build_binary_op): Replace
10174 -Wstring-literal-comparison and -Walways-true with -Waddress.
10175 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10178 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10180 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10181 without DECL_STRUCT_FUNCTION initialized.
10183 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10185 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10186 due to calls to functions taking pointers as parameters.
10188 2007-02-19 Richard Henderson <rth@redhat.com>
10191 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10194 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10196 * config/s390/s390.c (s390_call_saved_register_used,
10197 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10198 accessed to the new scheme.
10200 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10202 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10203 (cris_print_index, cris_print_operand, cris_print_operand_address)
10204 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10205 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10206 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10207 GET_CODE () == xxx.
10208 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10209 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10210 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10211 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10212 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10213 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10214 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10215 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10216 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10217 (uminsi3, call, call_value): Ditto.
10218 (define_split: indir_to_reg_split, unnamed): Ditto.
10220 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10222 PR tree-optimization/30975
10223 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10226 2007-02-18 Eric Christopher <echristo@gmail.com>
10228 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10229 Remove use of arglist.
10230 (mips_expand_builtin): Remove use of arglist, pass in expr.
10231 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10232 (mips_expand_builtin_movtf): Ditto.
10233 (mips_expand_builtin_compare): Ditto.
10235 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10237 * tree-sra.c (sra_build_assignment): Replace assertion
10238 checking with a comment explaining why it can't be done.
10240 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10242 PR middle-end/30833
10243 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10244 during CALL_EXPR representation conversion.
10245 * tree-ssa-propagate.c (set_rhs): Likewise.
10247 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10249 * tree-sra.c (sra_build_assignment): Disable assertion checking
10252 2007-02-18 Roger Sayle <roger@eyesopen.com>
10254 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10255 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10256 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10258 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10259 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10260 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10261 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10262 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10263 force_gimple_operand): Likewise.
10264 * ipa-cp.c (constant_val_insert): Likewise.
10265 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10266 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10267 perfect_nestify): Likewise.
10268 * langhooks.c (lhd_omp_assignment): Likewise.
10269 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10270 lower_copyprivate_clauses, lower_send_clauses,
10271 lower_send_shared_vars, expand_parallel_call,
10272 expand_omp_for_generic, expand_omp_for_static_nochunk,
10273 expand_omp_for_static_chunk, expand_omp_sections,
10274 lower_omp_single_copy, lower_omp_for_lastprivate,
10275 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10276 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10277 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10280 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10282 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10283 config/sh/sh.md: Follow spelling conventions.
10285 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10286 config/frv/predicates.md: Follow spelling conventions.
10288 * config/m68k/linux-unwind.h: Fix a comment typo.
10289 * target.h: Follow spelling conventions.
10291 2007-02-18 Roger Sayle <roger@eyesopen.com>
10293 PR rtl-optimization/28173
10294 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10295 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10296 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10297 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10298 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10300 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10302 * builtins.c (fold_builtin_load_exponent): New.
10303 (fold_builtin_2): Use it.
10305 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10307 PR rtl-optimization/30773
10308 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10309 if we fail to attach a REG_EQUIV note.
10311 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10312 Roger Sayle <roger@eyesopen.com>
10314 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10316 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10318 * calls.c (initialize_argument_information): Pass original EXP
10319 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10320 code to split complex arguments here, as part of initializing the
10322 (expand_call): Remove code that builds a list of arguments and
10323 inserts implicit arguments into it. Instead, just count how many
10324 implicit arguments there will be so we can determine the size of
10325 the ARGS array, and let initialize_argument_information do the work.
10326 (split_complex_values): Delete unused function.
10328 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10330 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10332 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10334 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10335 for arg pointer based indexed addressing.
10337 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10339 * config/ia64/ia64.h, config/ia64/ia64.md,
10340 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10341 spelling conventions.
10343 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10345 * config/m68k/m68k.c (split_di): New.
10346 * config/m68k/m68k-protos.h: Declare split_di.
10347 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10348 Improve predicate handling and split constant shifts.
10350 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10352 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10353 parameter for register bitfield operations, general predicates
10356 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10358 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10359 * config/m68k/linux-unwind.h: New file.
10361 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10363 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10364 config/i386/athlon.md, config/ia64/ia64.md,
10365 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10366 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10367 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10368 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10369 tree-vect-transform.c: Fix comment typos.
10371 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10373 * sched-deps.c (find_insn_list): Remove.
10374 * sched-int.h: Remove the prototype for find_insn_list.
10376 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10378 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10380 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10381 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10382 darwin_rs6000_override_options.
10383 (C_COMMON_OVERRIDE_OPTIONS): Expect
10384 darwin_macosx_version_min to be non-NULL always.
10385 (TARGET_C99_FUNCTIONS): Likewise.
10386 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10387 (DARWIN_MINVERSION_SPEC): New.
10388 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10389 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10391 (DARWIN_MINVERSION_SPEC): New.
10392 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10394 * config/darwin-c.c (darwin_cpp_builtins): Expect
10395 darwin_macosx_version_min to be non-NULL always.
10397 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10399 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10401 * config/i386/i386.h (x86_use_xchgb): New.
10402 (TARGET_USE_XCHGB): New macro.
10403 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10404 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10405 Split after reload into bswaphi for shifts of 8.
10406 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10407 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10408 or when optimizing for size.
10410 2007-02-16 Richard Guenther <rguenther@suse.de>
10411 Christian Bruel <christian.bruel@st.com>
10413 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10414 DECLs but prefer SSA_NAMEs over DECLs.
10416 2007-02-16 Richard Guenther <rguenther@suse.de>
10418 * tree-flow-inline.h (single_imm_use_p): Remove.
10419 (zero_imm_uses_p): Likewise.
10420 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10421 instead of single_imm_use_p.
10422 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10425 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10428 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10429 nested double- and backquotes.
10431 2007-02-15 Roger Sayle <roger@eyesopen.com>
10433 PR middle-end/30391
10434 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10435 should be unreachable.
10436 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10437 For the time being redirect GIMPLE_MODIFY_STMT to the new
10438 (renamed) build_gimple_modify_stmt_stat.
10439 (build2_gimple_stat): Rename to...
10440 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10441 Always build a GIMPLE_MODIFY_STMT node.
10442 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10443 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10446 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10447 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10448 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10449 expand_complex_div_wide): Likewise.
10450 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10451 * tree-ssa-loop-im.c (schedule_sm): Likewise.
10452 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
10453 * tree-ssa-loop-manip.c (create_iv): Likewise.
10454 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
10455 abs_replacement): Likewise.
10456 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
10457 realify_fake_stores): Likewise.
10459 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
10460 node rather than a GIMPLE_MODIFY_STMT node.
10461 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
10462 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
10464 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
10465 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
10466 GIMPLE_MODIFY_STMT.
10468 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10470 PR middle-end/30433
10471 * fold-const.c (fold_comparison): Add back the
10472 folding of constant complex comparisions.
10474 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10476 PR middle-end/30729
10477 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
10478 effects unknown to this function, return early.
10480 2007-02-15 Ian Lance Taylor <iant@google.com>
10482 * lower-subreg.c (move_eh_region_note): New static function.
10483 (resolve_simple_move): Call it.
10484 (decompose_multiword_subregs): Track blocks for which we resolve a
10485 simple move which is also a control flow insn. Pass them to
10486 find_many_sub_basic_blocks.
10487 (pass_lower_subreg): Add TODO_verify_flow.
10488 (pass_lower_subreg2): Likewise.
10490 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10491 Brooks Moses <brooks.moses@codesourcery.com>
10492 Lee Millward <lee.millward@codesourcery.com>
10494 * tree.h (enum tree_code_class): Add tcc_vl_exp.
10495 (VL_EXP_CLASS_P): New.
10496 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
10498 (TREE_OPERAND_CHECK_CODE): Likewise.
10499 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
10500 (TREE_RTL_OPERAND_CHECK): Likewise.
10501 (tree_operand_check_failed): Make second parameter the whole tree
10502 instead of its code. Fixed callers.
10503 (VL_EXP_CHECK): New.
10504 (TREE_OPERAND_LENGTH): New.
10505 (VL_EXP_OPERAND_LENGTH): New.
10506 (CALL_EXPR_FN): New.
10507 (CALL_EXPR_STATIC_CHAIN): New.
10508 (CALL_EXPR_ARGS): New.
10509 (CALL_EXPR_ARG): New.
10510 (call_expr_nargs): New.
10511 (CALL_EXPR_ARGP): New.
10512 (build_nt_call_list): Declare.
10513 (build_vl_exp_stat): Declare.
10514 (build_vl_exp): New.
10515 (build_call_list): Declare.
10516 (build_call_nary): Declare.
10517 (build_call_valist): Declare.
10518 (build_call_array): Declare.
10519 (call_expr_arg): Declare.
10520 (call_expr_argp): Declare.
10521 (call_expr_arglist): Declare.
10522 (fold_build_call_list): Declare.
10523 (fold_build_call_list_initializer): Declare.
10524 (fold_call_expr): Declare to replace fold_builtin.
10525 (fold_builtin_fputs): Update to agree with modified definition.
10526 (fold_builtin_strcpy): Likewise.
10527 (fold_builtin_strncpy): Likewise.
10528 (fold_builtin_memory_chk): Likewise.
10529 (fold_builtin_stxcpy_chk): Likewise.
10530 (fold_builtin_strncpy_chk): Likewise.
10531 (fold_builtin_next_arg): Likewise.
10532 (fold_build_call_expr): Declare.
10533 (fold_builtin_call_list): Declare.
10534 (fold_builtin_call_valist): Declare.
10535 (build_call_expr): Declare.
10536 (validate_arglist): Update to agree with modified definition.
10537 (tree_operand_length): New.
10538 (call_expr_arg_iterator): New.
10539 (init_call_expr_arg_iterator): New.
10540 (next_call_expr_arg): New.
10541 (first_call_expr_arg): New.
10542 (more_call_expr_args_p): New.
10543 (FOR_EACH_CALL_EXPR_ARG): New.
10545 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
10546 and tcc_gimple_stmt.
10547 (tree_code_size): Update documentation. Use sizeof (tree) rather
10548 than sizeof (char *).
10549 (tree_size): Likewise. Add case for tcc_vl_exp.
10550 (tree_node_structure): Add case for tcc_vl_exp.
10551 (contains_placeholder_p): Likewise.
10552 (substitute_in_expr): Likewise.
10553 (substitute_placeholder_in_expr): Likewise.
10554 (stabilize_reference_1): Likewise.
10555 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
10556 to diagnose breakage of this interface for constructing CALL_EXPRs.
10557 (build_nt): Add similar assertion here.
10558 (build_nt_call_list): New.
10559 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
10560 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
10562 (get_callee_fndecl): Use new CALL_EXPR accessors.
10563 (tree_operand_check_failed): Change parameters to pass entire node
10564 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
10565 (process_call_operands): New.
10566 (build_vl_exp_stat): New.
10567 (build_call_list): New.
10568 (build_call_nary): New.
10569 (build_call_valist): New.
10570 (build_call_array): New.
10571 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10572 (call_expr_arglist): New.
10574 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
10575 tcc_vl_exp instead of a fixed-size tcc_expression.
10577 * doc/c-tree.texi (CALL_EXPR): Document new representation and
10578 accessors for CALL_EXPRs.
10579 (AGGR_INIT_EXPR): Likewise.
10581 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10582 Brooks Moses <brooks.moses@codesourcery.com>
10583 Lee Millward <lee.millward@codesourcery.com>
10585 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
10586 (expand_builtin_nonlocal_goto): Change parameter to be entire
10587 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
10588 (expand_builtin_prefetch): Likewise.
10589 (expand_builtin_classify_type): Likewise.
10590 (mathfn_built_in): Return NULL_TREE instead of 0.
10591 (expand_errno_check): Use new CALL_EXPR accessors.
10592 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
10593 Return NULL_RTX instead of 0.
10594 (expand_builtin_mathfn_2): Likewise.
10595 (expand_builtin_mathfn_3): Likewise.
10596 (expand_builtin_interclass_mathfn): Likewise.
10597 (expand_builtin_sincos): Likewise.
10598 (expand_builtin_cexpi): Likewise.
10599 (expand_builtin_int_roundingfn): Likewise.
10600 (expand_builtin_int_roundingfn_2): Likewise.
10601 (expand_builtin_pow): Likewise.
10602 (expand_builtin_powi): Likewise.
10603 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
10604 of arglist, fixing callers appropriately. Use new CALL_EXPR
10605 accessors and constructors. Return NULL_RTX instead of 0.
10606 (expand_builtin_strstr): Likewise.
10607 (expand_builtin_strchr): Likewise.
10608 (expand_builtin_strrchr): Likewise.
10609 (expand_builtin_strpbrk): Likewise.
10610 (expand_builtin_memcpy): Likewise.
10611 (expand_builtin_mempcpy): Likewise.
10612 (expand_builtin_mempcpy_args): New.
10613 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
10614 (expand_builtin_memmove_args): New.
10615 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
10616 (expand_movstr): Likewise.
10617 (expand_builtin_strcpy): Likewise.
10618 (expand_builtin_strcpy_args): New.
10619 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
10620 (expand_builtin_strncpy): Likewise.
10621 (expand_builtin_memset): Likewise.
10622 (expand_builtin_memset_args): New.
10623 (expand_builtin_bzero): Similarly to expand_builtin_memset.
10624 (expand_builtin_memcmp): Likewise.
10625 (expand_builtin_strcmp): Likewise.
10626 (expand_builtin_strncmp): Likewise.
10627 (expand_builtin_strcat): Likewise.
10628 (expand_builtin_strncat): Likewise.
10629 (expand_builtin_strspn): Likewise.
10630 (expand_builtin_strcspn): Likewise.
10631 (expand_builtin_args_info): Likewise.
10632 (expand_builtin_va_start): Likewise.
10633 (gimplify_va_arg_expr): Likewise.
10634 (expand_builtin_va_end): Likewise.
10635 (expand_builtin_va_copy): Likewise.
10636 (expand_builtin_frame_address): Likewise.
10637 (expand_builtin_alloca): Likewise.
10638 (expand_builtin_bswap): Likewise.
10639 (expand_builtin_unop): Likewise.
10640 (expand_builtin_fputs): Likewise.
10641 (expand_builtin_expect): Likewise.
10642 (expand_builtin_fabs): Likewise.
10643 (expand_builtin_copysign): Likewise.
10644 (expand_builtin_printf): Likewise.
10645 (expand_builtin_fprintf): Likewise.
10646 (expand_builtin_sprintf): Likewise.
10647 (expand_builtin_init_trampoline): Likewise.
10648 (expand_builtin_signbit): Likewise.
10649 (expand_builtin_fork_or_exec): Likewise.
10650 (expand_builtin_sync_operation): Likewise.
10651 (expand_builtin_compare_and_swap): Likewise.
10652 (expand_builtin_lock_test_and_set): Likewise.
10653 (expand_builtin_lock_release): Likewise.
10654 (expand_builtin): Likewise.
10655 (builtin_mathfn_code): Likewise.
10657 (fold_builtin_constant_p): Pass call arguments individually instead
10658 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10659 accessors and constructors. Return NULL_TREE instead of 0.
10660 (fold_builtin_expect): Likewise.
10661 (fold_builtin_classify_type): Likewise.
10662 (fold_builtin_strlen): Likewise.
10663 (fold_builtin_nan): Likewise.
10664 (integer_valued_real_p): Likewise.
10665 (fold_trunc_transparent_mathfn): Likewise.
10666 (fold_fixed_mathfn): Likewise.
10667 (fold_builtin_cabs): Likewise.
10668 (fold_builtin_sqrt): Likewise.
10669 (fold_builtin_cbrt): Likewise.
10670 (fold_builtin_cos): Likewise.
10671 (fold_builtin_cosh): Likewise.
10672 (fold_builtin_tan): Likewise.
10673 (fold_builtin_sincos): Likewise.
10674 (fold_builtin_cexp): Likewise.
10675 (fold_builtin_trunc): Likewise.
10676 (fold_builtin_floor): Likewise.
10677 (fold_builtin_ceil): Likewise.
10678 (fold_builtin_round): Likewise.
10679 (fold_builtin_int_roundingfn): Likewise.
10680 (fold_builtin_bitop): Likewise.
10681 (fold_builtin_bswap): Likewise.
10682 (fold_builtin_logarithm): Likewise.
10683 (fold_builtin_hypot): Likewise.
10684 (fold_builtin_pow): Likewise.
10685 (fold_builtin_powi): Likewise.
10686 (fold_builtin_exponent): Likewise.
10687 (fold_builtin_memset): Likewise.
10688 (fold_builtin_bzero): Likewise.
10689 (fold_builtin_memory_op): Likewise.
10690 (fold_builtin_bcopy): Deleted; call site changed to invoke
10691 fold_builtin_memory_op directly.
10692 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
10693 (fold_builtin_strncpy): Likewise.
10694 (fold_builtin_memcmp): Likewise.
10695 (fold_builtin_strcmp): Likewise.
10696 (fold_builtin_strncmp): Likewise.
10697 (fold_builtin_signbit): Likewise.
10698 (fold_builtin_copysign): Likewise.
10699 (fold_builtin_isascii): Likewise.
10700 (fold_builtin_toascii): Likewise.
10701 (fold_builtin_isdigit): Likewise.
10702 (fold_builtin_fabs): Likewise.
10703 (fold_builtin_abs): Likewise.
10704 (fold_builtin_fmin_fmax): Likewise.
10705 (fold_builtin_carg): Likewise.
10706 (fold_builtin_classify): Likewise.
10707 (fold_builtin_unordered_cmp): Likewise.
10709 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
10710 New functions split out from fold_builtin_1.
10711 (fold_builtin_n): New.
10712 (fold_builtin_varargs): New.
10713 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
10715 (fold_call_expr): New.
10716 (build_function_call_expr): Rewrite to use new helper function.
10717 (fold_builtin_call_list): New.
10718 (build_call_expr): New.
10719 (fold_builtin_call_valist): New.
10720 (rewrite_call_expr): New.
10721 (validate_arg): New.
10722 (validate_arglist): Change parameter to be entire CALL_EXPR instead
10723 of an arglist. Change return type to bool. Use new CALL_EXPR
10726 (fold_builtin_strstr): Pass call arguments individually instead
10727 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10728 accessors and constructors. Return NULL_TREE instead of 0.
10729 (fold_builtin_strchr): Likewise.
10730 (fold_builtin_strrchr): Likewise.
10731 (fold_builtin_strpbrk): Likewise.
10732 (fold_builtin_strcat): Likewise.
10733 (fold_builtin_strncat): Likewise.
10734 (fold_builtin_strspn): Likewise.
10735 (fold_builtin_strcspn): Likewise.
10736 (fold_builtin_fputs): Likewise.
10737 (fold_builtin_next_arg): Likewise.
10738 (fold_builtin_sprintf): Likewise.
10740 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
10741 NULL_RTX instead of 0.
10742 (expand_builtin_memory_chk): Likewise.
10743 (maybe_emit_chk_warning): Likewise.
10744 (maybe_emit_sprintf_chk_warning): Likewise.
10746 (fold_builtin_object_size): Pass call arguments individually instead
10747 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10748 accessors and constructors. Return NULL_TREE instead of 0.
10749 (fold_builtin_memory_chk): Likewise.
10750 (fold_builtin_stxcpy_chk): Likewise.
10751 (fold_builtin_strncpy_chk): Likewise.
10752 (fold_builtin_strcat_chk): Likewise.
10753 (fold_builtin_strcat_chk): Likewise.
10754 (fold_builtin_strncat_chk): Likewise.
10755 (fold_builtin_sprintf_chk): Likewise.
10756 (fold_builtin_snprintf_chk): Likewise.
10757 (fold_builtin_printf): Likewise.
10758 (fold_builtin_vprintf): Likewise.
10760 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
10762 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
10763 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10764 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
10765 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
10766 (fold_unary): Likewise.
10767 (fold_binary): Likewise.
10768 (fold_ternary): Remove CALL_EXPR case, since they are no longer
10769 ternary expressions.
10770 (fold): Add logic for tcc_vl_exp.
10771 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
10772 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10773 (fold_build3_stat): Add assertion to flag broken interface for
10774 constructing CALL_EXPRs.
10775 (fold_build_call_list): New.
10776 (fold_build_call_list_initializer): New.
10777 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
10779 (fold_strip_sign_ops): Likewise.
10781 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10782 Brooks Moses <brooks.moses@codesourcery.com>
10783 Lee Millward <lee.millward@codesourcery.com>
10785 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
10786 accessors and dump arguments explicitly.
10788 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
10790 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
10792 (print_call_name): Use new CALL_EXPR accessors.
10794 * print-tree.c (print_node): Add case tcc_vl_exp. Print
10795 CALL_EXPR arguments explicitly instead of as a list. Use
10796 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10798 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
10799 (vrp_visit_stmt): Likewise.
10801 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
10802 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
10804 (force_move_till_expr): Likewise.
10806 * targhooks.c (default_external_stack_protect_fail): Use
10807 build_call_expr instead of build_function_call_expr.
10808 (default_hidden_stack_protect_fail): Likewise.
10810 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10813 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10814 and walk arguments explicitly.
10816 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10817 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10818 (expand_simple_operations): Likewise.
10819 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10821 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10822 of TREE_CODE_LENGTH.
10823 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10825 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10826 instead of TREE_CODE_LENGTH.
10828 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10829 (tree_ic_transform): Likewise.
10830 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10831 parameter instead of arglist. Fix callers.
10832 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10833 (tree_stringops_transform): Likewise.
10834 (tree_indirect_call_to_profile): Likewise.
10835 (tree_stringops_values_to_profile): Likewise.
10837 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10838 (eliminate_tail_call): Likewise.
10840 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10842 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10843 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10845 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10847 * omp-low.c (build_omp_barrier): Use build_call_expr.
10848 (lower_rec_input_clauses): Likewise.
10849 (lower_reduction_clauses): Likewise.
10850 (expand_parallel_call): Likewise.
10851 (maybe_catch_exception): Likewise.
10852 (expand_omp_for_generic): Likewise.
10853 (expand_omp_for_static_nochunk): Likewise.
10854 (expand_omp_sections): Likewise.
10855 (lower_omp_single_simple): Likewise.
10856 (lower_omp_single_copy): Likewise.
10857 (lower_omp_master): Likewise.
10858 (lower_omp_ordered): Likewise.
10859 (lower_omp_critical): Likewise.
10861 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10862 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10864 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10865 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10866 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10868 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10869 and generalize to handle any number of operands.
10870 (chrec_contains_undetermined): Likewise.
10871 (tree_contains_chrecs): Likewise.
10872 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10874 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10876 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10877 fold_call_expr instead of fold_builtin.
10878 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10879 match declarations there.
10880 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10883 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10884 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10886 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10887 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10889 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10892 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10893 (execute_cse_sincos): Use new CALL_EXPR accessors.
10895 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10897 * gimple-low.c (lower_function_body): Use build_call_expr.
10898 (lower_builtin_setjmp): Likewise.
10900 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10901 (set_storage_via_libcall): Likewise.
10902 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10903 instead of TREE_CODE_LENGTH.
10904 (expand_expr_real_1): Use new CALL_EXPR accessors.
10906 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10907 generalize to handle any number of operands.
10908 (TB_parent_eq): Likewise.
10910 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10911 (strip_builtin_expect): Likewise.
10913 * function.c (gimplify_parameters): Use build_call_expr.
10915 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10916 instead of TREE_CODE_LENGTH.
10918 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10919 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10921 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10924 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10925 (gimplify_decl_expr): Likewise.
10926 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10927 Use new CALL_EXPR iterators.
10928 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10929 (gimplify_modify_expr_to_memset): Likewise.
10930 (gimplify_variable_sized_compare): Likewise.
10931 (gimplify_omp_atomic_fetch_op): Likewise.
10932 (gimplify_omp_atomic_pipeline): Likewise.
10933 (gimplify_omp_atomic_mutex): Likewise.
10934 (gimplify_function_tree): Likewise.
10936 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10937 (call_expr_flags): Likewise.
10938 (expand_call): Likewise.
10940 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10941 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10944 * coverage.c (create_coverage): Use build_call_expr.
10946 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10947 (temp_call_expr_obstack): New.
10948 (pool_copy_list): Delete.
10949 (temp_copy_call_expr): New.
10950 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
10951 CALL_EXPR accessors. Get rid of special goo for copying argument
10952 lists and use temp_copy_call_expr instead.
10953 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
10954 CALL_EXPR accessors.
10955 (create_expression_by_pieces): Likewise. Use build_call_array
10956 to construct the result instead of fold_build3.
10957 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
10958 dealing with argument lists.
10959 (init_pre): Remove references to expression_node_pool and
10960 list_node_pool. Init temp_call_expr_obstack instead.
10961 (fini_pre): Remove references to expression_node_pool and
10964 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
10965 and walk arguments explicitly instead of as a list.
10967 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
10968 (mx_register_decls): Likewise.
10969 (mudflap_register_call): Likewise.
10970 (mudflap_finish_file): Likewise.
10972 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
10973 (ipa_callsite_compute_param): Likewise.
10975 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
10976 accessors and constructor.
10978 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
10979 accessors and constructor.
10980 (convert_tramp_reference): Likewise.
10981 (convert_call_expr): Likewise.
10982 (finalize_nesting_tree_1): Likewise.
10984 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
10987 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
10989 * tree-inline.c (initialize_inlined_parameters): Pass entire
10990 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10992 (estimate_num_insns_1): Use new CALL_EXPR accessors.
10993 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
10995 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
10996 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10997 (vectorizable_reduction): Likewise.
10998 (vectorizable_call): Use new CALL_EXPR iterators.
10999 (vectorizable_conversion): Use build_call_expr.
11000 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11001 (vect_gen_widened_results_half): Use build_call_expr.
11002 (vect_setup_realignment): Likewise.
11003 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11005 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11006 (pass_through_call): Likewise.
11007 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11010 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11011 (tree_gen_pow2_profiler): Likewise.
11012 (tree_gen_one_value_profiler): Likewise.
11013 (tree_gen_ic_func_profiler): Likewise.
11014 (tree_gen_average_profiler): Likewise.
11015 (tree_gen_ior_profiler): Likewise.
11017 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11018 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11019 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11021 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11022 of TREE_CODE_LENGTH.
11024 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11025 of TREE_CODE_LENGTH.
11027 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11029 (convert_to_integer): Likewise.
11031 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11034 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11035 Brooks Moses <brooks.moses@codesourcery.com>
11036 Lee Millward <lee.millward@codesourcery.com>
11038 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11040 * config/frv/frv.c (frv_expand_builtin): Likewise.
11041 * config/s390/s390.c (s390_expand_builtin): Likewise.
11043 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11044 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11046 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11047 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11048 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11049 (ix86_expand_store_builtin): Likewise.
11050 (ix86_expand_unop_builtin): Likewise.
11051 (ix86_expand_unop1_builtin): Likewise.
11052 (ix86_expand_sse_compare): Likewise.
11053 (ix86_expand_sse_comi): Likewise.
11054 (ix86_expand_vec_init_builtin): Likewise.
11055 (ix86_expand_vec_ext_builtin): Likewise.
11056 (ix86_expand_vec_set_builtin): Likewise.
11057 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11059 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11060 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11062 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11063 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11064 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11066 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11068 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11069 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11070 arglist. Use new CALL_EXPR accessors. Fix callers.
11071 (altivec_expand_abs_builtin): Likewise.
11072 (rs6000_expand_binop_builtin): Likewise.
11073 (altivec_expand_predicate_builtin): Likewise.
11074 (altivec_expand_lv_builtin): Likewise.
11075 (spe_expand_stv_builtin): Likewise.
11076 (altivec_expand_stv_builtin): Likewise.
11077 (rs6000_expand_ternop_builtin): Likewise.
11078 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11079 (altivec_expand_st_builtin): Likewise.
11080 (altivec_expand_dst_builtin): Likewise.
11081 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11082 arglist. Use new CALL_EXPR accessors. Fix callers.
11083 (altivec_expand_vec_set_builtin): Likewise.
11084 (altivec_expand_vec_ext_builtin): Likewise.
11085 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11086 (spe_expand_builtin): Likewise.
11087 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11088 arglist. Use new CALL_EXPR accessors. Fix callers.
11089 (spe_expand_evsel_builtin): Likewise.
11090 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11091 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11093 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11094 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11095 (arm_expand_unop_builtin): Likewise.
11096 (arm_expand_builtin): Use new CALL_EXPR accessors.
11098 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11101 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11102 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11103 (bfin_expand_unop_builtin): Likewise.
11104 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11106 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11107 Brooks Moses <brooks.moses@codesourcery.com>
11108 Lee Millward <lee.millward@codesourcery.com>
11110 * c-semantics.c (build_stmt): Add internal diagnostic check.
11112 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11113 accessors. Print arguments explicitly instead of as a list.
11115 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11117 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11118 (c_finish_omp_flish): Likewise.
11120 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11121 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11122 instead of TREE_CODE_LENGTH.
11123 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11124 (c_warn_unused_result): Likewise.
11126 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11129 * doc/invoke.texi (Warning Options): Remove
11130 -Werror-implicit-function-declaration.
11131 (Wimplicit-function-declaration): Update description.
11132 * opts.c (common_handle_option): Move handling of -Werror=* to...
11133 (enable_warning_as_error): ...here.
11134 * opts.h (enable_warning_as_error): Declare.
11135 * c-decl.c (implicit_decl_warning): Unless
11136 -Wno-implicit-function-declaration is given, emit a pedwarn if
11137 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11138 * c.opt (Wimplicit-function-declaration): Replace
11139 mesg_implicit_function_declaration with
11140 warn_implicit_function_declaration.
11141 * c-opts.c (c_common_handle_option):
11142 -Werror-implicit-function-declaration is exactly equal as
11143 -Werror=implicit-function-declaration.
11144 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11145 warn_implicit_function_declaration.
11146 (c_common_post_options): -Wimplict-function-declaration is enabled
11147 by default by -std=c99, otherwise is disabled by default.
11148 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11150 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11152 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11153 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11154 former is ignored but not the latter.
11156 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11158 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11159 is made and the reference doesn't use the alias set of its type,
11160 do not create the temporary using that type.
11162 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11164 * jump.c: Remove prototypes for delete_computation and
11165 delete_prior_computation.
11167 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11169 * jump.c (get_label_after): Delete.
11170 (get_label_before, delete_computation, delete_jump,
11171 delete_prior_computation, follow_jumps): Move...
11172 * reorg.c (delete_computation, delete_prior_computation): ... here...
11173 (get_label_before, delete_jump): ... making these static ...
11174 (follow_jumps): ... and simplifying this since it only runs after
11176 * rtl.h (get_label_after, get_label_before, delete_jump,
11177 follow_jumps): Delete prototypes.
11179 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11181 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11183 2007-02-15 Nick Clifton <nickc@redhat.com>
11185 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11186 order to prevent it from being munged by the target.
11188 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11190 * config/i386/i386.md: Remove misleading comment.
11192 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11194 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11195 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11198 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11200 * tree-sra.c (instantiate_missing_elements): Canonicalize
11202 (sra_build_assignment): New.
11203 (generate_copy_inout, generate_element_copy,
11204 generate_element_zero, generate_one_element_init): Use it.
11206 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11208 * tree-sra.c (instantiate_missing_elements): Canonicalize
11210 (sra_build_assignment): New.
11211 (generate_copy_inout, generate_element_copy,
11212 generate_element_zero, generate_one_element_init): Use it.
11214 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11216 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11219 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11221 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11222 types as aggregates not scalars.
11223 * function.c (assign_stack_temp_for_type): Likewise.
11225 2007-02-14 Roger Sayle <roger@eyesopen.com>
11226 Zdenek Dvorak <dvorakz@suse.cz>
11228 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11231 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11233 * passes.c (next_pass_1): Clear the next field of the copied
11236 2007-02-14 Richard Henderson <rth@redhat.com>
11238 * tree-sra.c (early_sra): New.
11239 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11240 (tree_sra_early, pass_sra_early): New.
11241 * tree-pass.h (pass_sra_early): Declare.
11242 * passes.c (init_optimization_passes): Use it.
11244 2007-02-14 Richard Guenther <rguenther@suse.de>
11246 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11248 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11250 PR tree-optimization/30771
11251 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11253 (vect_analyze_operations): Induction phis can now be marked as
11255 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11256 Update documentation accordingly.
11258 2007-02-14 Nick Clifton <nickc@redhat.com>
11260 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11261 most 3 arguments are supported.
11262 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11264 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11266 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11267 Ensure dst->current is valid.
11269 2007-02-13 Paul Brook <paul@codesourcery.com>
11271 * config.gcc: Add arm*-*-uclinux-*eabi.
11272 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11273 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11274 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11275 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11276 (LINK_SPEC): Define.
11277 (LIB_SPEC): Define.
11278 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11280 * config/arm/uclinux-eabi.h: New file.
11281 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11282 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11285 2007-02-13 Ian Lance Taylor <iant@google.com>
11287 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11288 * flags.h (warn_strict_overflow): Declare.
11289 (enum warn_strict_overflow_code): Define.
11290 (issue_strict_overflow_warning): New static inline function.
11291 * opts.c (warn_strict_overflow): New variable.
11292 (common_handle_option): Handle OPT_Wstrict_overflow and
11293 OPT_Wstrict_overflow_.
11294 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11296 * fold-const.c: Include intl.h.
11297 (fold_deferring_overflow_warnings): New static variable.
11298 (fold_deferred_overflow_warning): New static variable.
11299 (fold_deferred_overflow_code): New static variable.
11300 (fold_defer_overflow_warnings): New function.
11301 (fold_undefer_overflow_warnings): New function.
11302 (fold_undefer_and_ignore_overflow_warnings): New function.
11303 (fold_deferring_overflow_warnings_p): New function.
11304 (fold_overflow_warning): New static function.
11305 (make_range): Add strict_overflow_p parameter. Change all
11307 (extract_muldiv, extract_muldiv_1): Likewise.
11308 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11309 tree_expr_nonnegative_p.
11310 (fold_negate_expr): Call fold_overflow_warning.
11311 (fold_range_test): Likewise.
11312 (fold_comparison): Likewise.
11313 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11314 instead of tree_expr_nonnegative_p.
11315 (tree_expr_nonnegative_warnv_p): Rename from
11316 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11317 (tree_expr_nonnegative_p): New function.
11318 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11319 strict_overflow_p parameter.
11320 (tree_expr_nonzero_p): New function.
11321 * passes.c (verify_interpass_invariants): New static function.
11322 (execute_one_pass): Call it.
11323 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11325 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11326 (estimate_numbers_of_iterations): Likewise.
11327 (scev_probably_wraps_p): Likewise.
11328 * tree-ssa-ccp.c: Include "toplev.h".
11329 (evaluate_stmt): Defer fold overflow warnings until we know we are
11331 (struct fold_stmt_r_data): Add stmt field.
11332 (fold_stmt_r): Defer fold overflow warnings until we know we
11334 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11335 (fold_stmt_inplace): Likewise.
11336 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11337 (cleanup_control_expr_graph): Defer fold overflow warnings until
11338 we know we are going to optimize.
11339 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11340 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11342 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11343 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11344 * tree-ssa-loop-manip.c (create_iv): Likewise.
11345 * c-typeck.c (build_conditional_expr): Likewise.
11346 (build_binary_op): Likewise.
11347 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11348 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11349 (extract_range_from_unary_expr): Likewise.
11350 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11351 assuming that signed overflow does not occur.
11352 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11353 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11354 (fold_defer_overflow_warnings): Declare.
11355 (fold_undefer_overflow_warnings): Declare.
11356 (fold_undefer_and_ignore_overflow_warnings): Declare.
11357 (fold_deferring_overflow_warnings_p): Declare.
11358 (tree_expr_nonzero_warnv_p): Declare.
11359 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11360 of warning options.
11361 (Warning Options): Document -Wstrict-overflow.
11362 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11363 (tree-ssa-ccp.o): Likewise.
11364 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11365 (fold-const.o): Depend on intl.h.
11367 2007-02-13 Ian Lance Taylor <iant@google.com>
11369 PR middle-end/30751
11370 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11373 2007-02-13 Stuart Hastings <stuart@apple.com>
11375 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11377 2007-02-13 Richard Henderson <rth@redhat.com>
11379 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11380 handled_component_p before looking for the indirect_ref.
11382 2007-02-13 Richard Henderson <rth@redhat.com>
11384 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11385 remove flags clobber.
11386 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11387 (bswaphi_lowpart): New.
11388 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11389 remove TARGET_BSWAP test. Delete expander of the same name.
11391 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11392 (expand_unop): Use them.
11394 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11396 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11397 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11398 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11399 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11400 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11401 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11402 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11403 assembler dialect choice from asm templates.
11405 2007-02-12 Richard Henderson <rth@redhat.com>
11407 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11408 (fixuns_trunc<SSEMODEF>si2): Use it.
11409 * config/i386/sse.md (vec_setv4sf_0): Export.
11410 * config/i386/i386.c (ix86_build_const_vector): Export.
11411 (ix86_split_convert_uns_si_sse): Rename from
11412 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11413 * config/i386/i386-protos.h: Update.
11415 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11418 * c-typeck.c (c_finish_return): Improve warning message.
11420 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11422 * alias.c (find_symbolic_term): Delete unused function.
11424 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11426 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11427 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11428 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11430 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11432 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11433 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
11434 the function, temporarily point the debug interface to the null one.
11436 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11438 * dwarf2out.c (round_up_to_align): New static function.
11439 (field_byte_offset): Use it to round the offset.
11441 2007-02-12 Richard Henderson <rth@redhat.com>
11443 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11444 (inswl_const): Export.
11446 2007-02-12 Richard Henderson <rth@redhat.com>
11448 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11449 result mode of the libcall, convert back to outmode.
11451 2007-02-12 Roger Sayle <roger@eyesopen.com>
11453 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
11454 (bswapdi2): New define_expand to implement 32-bit implementation.
11456 2007-02-12 Nick Clifton <nickc@redhat.com>
11458 * doc/invoke.texi (Overall Options): Document --help=.
11459 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
11460 (cc1_options): Pass --help= on to cc1.
11461 (display_help): Add description of --help=.
11462 (process_command): Add code to handle --help=. Allow translated
11463 --help and --target-help switches to be passed on to compiler
11465 (main): Remove unused if statement.
11466 * opts.c (columns): Remove.
11467 (LEFT_COLUMN): Define.
11468 (wrap_help): Add columns argument.
11469 (print_filtered_help): Change parameters to be an include bitmask,
11470 an exclude bitmask, an any bitmask and the column width. Move the
11471 code to display the params list here. Add code to display the
11472 status of options rather than their descriptions if the quiet flag
11474 (print_specific_help): Change parameters to be an include bitmask,
11475 an exclude bitmask and an any bitmask. Move code to look up the
11476 column width here. Decide upon the title for an options listing.
11477 (common_handle_options): Add code to handle --help=. Adapt code
11478 for --help and --target-help to use the revised form of the
11479 print_specific_help function.
11480 (print_help): Delete.
11481 (print_param_help): Delete.
11482 (print_switch): Delete.
11483 * opts.h (cl_lang_count): Add prototype.
11484 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
11485 CL_MAX_OPTION_CLASS): New defines.
11486 * optc-gen.awk: Add construction of cl_lang_count.
11487 * c.opt: Add Warning attribute to warning options and Optimization
11488 attribute to optimization options.
11489 * common.opt: Likewise.
11491 Add -fhelp and -ftarget-help as aliases for the transformed --help
11492 and --target-help options.
11493 * opt-functions.awk: Add code to handle Warning and Optimization
11496 2007-02-12 Richard Henderson <rth@redhat.com>
11498 * config/alpha/constraints.md: New file.
11499 * config/alpha/alpha.c: Include tm-constrs.h.
11500 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
11501 alpha_extra_constraint): Remove.
11502 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
11503 * config/alpha/alpha-protos.h: Update.
11504 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
11505 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
11506 (EXTRA_CONSTRAINT): Remove.
11507 * config/alpha/alpha.md: Include constraints.md.
11508 (adddi splitter): Use satisfies_constraint_*.
11509 * config/alpha/predicates.md (add_operand): Likewise.
11510 (sext_add_operand, addition_operation): Likewise.
11512 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
11514 PR tree-optimization/29145
11515 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
11516 in our handling of restrict qualified pointers.
11518 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11521 * doc/invoke.texi (Wunused-value): Update description.
11522 (Wextra): Delete item.
11523 * opts.c (set_Wextra): Don't use the value of Wextra to set the
11524 value of Wunused-value.
11525 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
11526 (c_finish_stmt_expr): Don't check extra_warnings.
11527 (emit_side_effect_warnings): The caller is responsible to check
11530 2007-02-11 Roger Sayle <roger@eyesopen.com>
11531 Matt Thomas <matt@3am-software.com>
11533 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
11535 2007-02-11 Roger Sayle <roger@eyesopen.com>
11537 * simplify-rtx.c (simplify_relational_operation_1): Optimize
11538 comparisons of POPCOUNT against zero.
11539 (simplify_const_relational_operation): Likewise.
11541 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11543 * doc/invoke.texi (Wextra): Delete outdated paragraph.
11545 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11547 * dwarf2out.c (root_type): Delete unused function.
11549 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11551 * genattrtab.c (contained_in_p): Delete unused function.
11552 (write_expr_attr_cache): Likewise.
11554 2007-02-11 Jan Hubicka <jh@suse.cz>
11556 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
11559 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
11561 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
11562 to add the REG_EQ* note.
11563 * see.c (see_merge_one_use_extension): Likewise.
11564 * local-alloc.c (update_equiv_regs): Likewise. Also don't
11565 turn REG_EQUAL notes into REG_EQUIV notes if the target
11566 register may have more than one set.
11567 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
11568 * gcse.c (try_replace_reg): Likewise.
11569 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
11570 * calls.c (fixup_tail_calls): Likewise. Abort if there is
11571 more than one REG_EQUIV note.
11572 * reload1.c (gen_reload): Use set_unique_reg_note.
11574 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
11576 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
11577 (ix86_builtin_conversion): New function.
11579 2007-02-06 Mark Mitchell <mark@codesourcery.com>
11582 * tree.h (DECL_REPLACEABLE_P): New macro.
11583 * except.c (set_nothrow_function_flags): Likewise.
11585 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
11586 Ira Rosen <irar@il.ibm.com>
11587 Dorit Nuzman <dorit@il.ibm.com>
11589 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
11590 * targhooks.c (default_builtin_vectorized_conversion): New.
11591 * targhooks.h (default_builtin_vectorized_function): New declaration.
11592 * target.h (struct vectorize): Add builtin_conversion field.
11593 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
11594 stmt_vec_info_type value.
11595 (vectorizable_conversion): New declaration.
11596 * tree-vect-analyze.c (vect_analyze_operations): Add
11597 vectorizable_conversion call.
11598 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
11599 * tree-vect-transform.c (vectorizable_conversion): New function.
11600 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
11601 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
11603 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
11604 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
11605 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
11606 or ALTIVEC_BUILTIN_VCFSX.
11608 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11611 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
11612 CONST_DOUBLE and operand 0 is a hard register.
11613 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
11614 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
11615 is a hard floating-point register.
11617 2007-02-10 Richard Henderson <rth@redhat.com>
11618 Jakub Jelinek <jakub@redhat.com>
11619 Alexandre Oliva <aoliva@redhat.com>
11621 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
11622 * builtin-types.def (BT_WORD): Make unsigned.
11623 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
11624 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
11625 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
11626 * c-decl.c (grokdeclarator): Don't error if !have_tls.
11627 * c-parser.c (c_parser_omp_threadprivate): Likewise.
11628 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
11630 * expr.c (emutls_var_address): New.
11631 (expand_expr_real_1): Expand emulated tls.
11632 (expand_expr_addr_expr_1): Likewise.
11633 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
11634 * output.h (emutls_finish): Declare.
11635 * toplev.c (compile_file): Call it.
11636 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
11637 address before wrapping in CONST.
11638 * varasm.c (emutls_htab, emutls_object_type): New.
11639 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
11640 (get_emutls_object_name, get_emutls_object_type): New.
11641 (get_emutls_init_templ_addr, emutls_decl): New.
11642 (emutls_common_1, emutls_finish): New.
11643 (assemble_variable): When emulating tls, swap decls; generate
11644 constructor for the emutls objects.
11645 (do_assemble_alias): When emulating tls, swap decl and target name.
11646 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
11648 * varpool.c (decide_is_variable_needed): Look at force_output.
11649 Recurse for emulated tls.
11650 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
11651 with decide_is_variable_needed.
11652 * emutls.c: New file.
11653 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
11654 tls_object for real tls.
11656 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
11658 PR rtl-optimization/29599
11659 * reload1.c (eliminate_regs_in_insn): Take the destination
11660 mode into account when computing the offset.
11662 2007-02-09 Stuart Hastings <stuart@apple.com>
11663 Richard Henderson <rth@redhat.com>
11665 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11666 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11667 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
11668 fixuns_truncdfhi2): New.
11669 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
11670 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
11671 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
11672 (floatunssidf2): Allow nonimmediate source.
11673 * config/i386/sse.md (movdi_to_sse): New.
11674 (vec_concatv2di): Drop '*'.
11675 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
11676 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11677 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
11679 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
11680 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11681 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
11682 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
11683 (ix86_build_signbit_mask): Fix decl of v, refactor to call
11684 ix86_build_const_vector.
11685 (x86_emit_floatuns): Rewrite.
11687 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11689 * genautomata.c (longest_path_length): Delete unused function.
11690 (struct state): Delete unused longest_path_length.
11691 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
11692 (get_free_state): Delete unused.
11694 2007-02-09 Jan Hubicka <jh@suse.cz>
11696 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
11697 * doc/invoke.texi (inline-unit-growth): Update default value.
11699 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
11700 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
11701 (rebuild_cgraph_edges): Likewise.
11702 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
11703 (dump_cgraph_node): Dump frequencies.
11704 (cgraph_clone_edge): Add frequency scales.
11705 (cgraph_clone_node): Add freuqnecy.
11706 * cgraph.h (cgraph_edge): Add freuqnecy argument.
11707 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
11708 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
11709 * tree-pass.h (TODO_rebuild_frequencies): New constant.
11710 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
11711 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
11712 (save_inline_function_body): Likewise.
11713 * ipa-inline.c: inluce rtl.h
11714 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
11715 (cgraph_edge_badness): Use frequencies.
11716 (cgraph_decide_recursive_inlining): Update clonning.
11717 (cgraph_decide_inlining_of_small_function): Dump frequency.
11718 * predict.c (estimate_bb_frequencies): Export.
11719 * predict.h (estimate_bb_frequencies): Declare.
11720 * tree-inline.c (copy_bb): Watch overflows.
11721 (expand_call_inline): Update call of cgraph_create_edge.
11722 (optimize_inline_calls): Use TODO flags to update frequnecies.
11723 * passes.h: Include predict.h
11724 (init_optimization_passes): Move profile ahead.
11725 (execute_function_todo): Handle TODO_rebuild_frequencies.
11727 2007-02-09 Roger Sayle <roger@eyesopen.com>
11729 * config/alpha/alpha.c (emit_insxl): Force the first operand of
11730 the insbl or inswl pattern into a register.
11732 2007-02-09 Roger Sayle <roger@eyesopen.com>
11734 * config/ia64/ia64.md (bswapdi2): New define_insn.
11736 2007-02-09 Richard Henderson <rth@redhat.com>
11738 * config/i386/constraints.md (Ym): New constraint.
11739 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
11740 (movdi_1_rex64): Split sse and xmm general register moves from
11741 memory move alternatives. Use conditional register constraints.
11742 (movsf_1, movdf_integer): Likewise.
11743 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11744 (movdf_integer_rex64): New.
11745 (pushsf_rex64): Fix output constraints.
11746 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
11747 (sse2_stored): Likewise.
11748 (sse2_storeq_rex64): New.
11749 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
11750 amd and not generic.
11751 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
11752 for optimize_size. Remove SF/DFmode hack.
11754 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11756 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
11759 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
11760 Richard Sandiford <richard@codesourcery.com>
11762 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
11763 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
11764 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
11765 m68k/t-mlib to tmake_file.
11766 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
11767 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
11768 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
11769 Allow it to be cf or m68k. Set m68k_arch_family. If that
11770 variable is not empty, add t-$m68k_arch_family to tmake_file.
11771 Add t-mlibs to tmake_file.
11772 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
11773 * config/m68k/t-cf: New file.
11774 * config/m68k/t-m68k: Likewise.
11775 * config/m68k/t-mlibs: Likewise.
11776 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11777 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11778 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11779 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11780 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
11782 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
11783 (INSTALL_LIBGCC): Delete.
11784 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11785 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11786 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11787 (M68K_MLIB_CPU): Define.
11788 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11789 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11790 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
11792 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11793 Richard Guenther <rguenther@suse.de>
11795 PR middle-end/23361
11796 * fold-const.c (fold_comparison): Handle obfuscated comparisons
11797 against INT_MIN/INT_MAX.
11798 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
11799 file if a loop is removed.
11801 2007-02-09 Joseph Myers <joseph@codesourcery.com>
11803 * calls.c (store_one_arg): Pass correct alignment to
11804 emit_push_insn for non-BLKmode values.
11805 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
11806 unaligned stack slot via a suitably aligned slot.
11808 2007-02-08 DJ Delorie <dj@redhat.com>
11810 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11812 (legal_subregs): Use unsigned char, make const.
11813 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11815 2007-02-08 Paul Brook <paul@codesourcery.com>
11817 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11818 special interworking needed.
11820 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11822 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11823 conditional to __SSE2__.
11824 (Entries below should have been added to first ChangeLog
11825 entry for amdfam10 dated 2007-02-05)
11826 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11828 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11830 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11833 2007-02-08 DJ Delorie <dj@redhat.com>
11835 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11836 * config/m32c/m32c.c (legal_subregs): New.
11837 (m32c_illegal_subreg_p): New.
11838 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11839 unsupported subregs of hard regs.
11841 2007-02-08 Jan Hubicka <jh@suse.cz>
11843 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11844 the same one; always update histograms.
11846 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11848 * passes.c (init_optimization_passes): Tidy comment.
11850 2007-02-08 Roger Sayle <roger@eyesopen.com>
11852 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11853 strip zero_extend, bswap and rotates from POCOUNT's argument.
11854 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11855 zero_extend and rotates from PARITY's argument.
11856 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11857 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11858 of an integer constant at compile-time.
11860 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11863 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11865 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11868 * tree-ssa-live.c (remove_unused_locals): Do not remove
11869 TREE_ADDRESSABLE variables.
11870 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11871 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11872 FOR_CLOBBER. Update all users.
11873 If VAR has an associated alias set, add a virtual operand for
11874 it if no alias is found to conflict with the memory reference.
11876 2007-02-07 Jan Hubicka <jh@suse.cz>
11877 Robert Kidd <rkidd@crhc.uiuc.edu>
11879 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11881 2007-02-07 Ian Lance Taylor <iant@google.com>
11883 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11885 2007-02-07 Roger Sayle <roger@eyesopen.com>
11887 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11888 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11889 tablejumpdi, movsi_to_cr_one): Remove constraints from
11890 define_expand's match_operands.
11892 2007-02-07 Roger Sayle <roger@eyesopen.com>
11894 * global.c (compute_regsets): Move declatation of "i" inside of
11895 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11897 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11900 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11901 of INDIRECT_REF <RESULT_DECL>.
11903 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11905 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11906 Kaz Kojima <kkojima@gcc.gnu.org>
11909 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11911 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11913 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11915 * doc/loop.texi: Document possibility not to perform disambiguation
11916 of loops with multiple latches.
11917 * cfgloopmanip.c (alp_enum_p): Removed.
11918 (add_loop): Handle subloops. Use get_loop_body_with_size.
11919 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11920 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11921 the new forwarder block.
11922 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11923 Handle the case latch is NULL.
11924 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11925 when marking loop exits.
11926 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11928 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11929 disambiguate_loops_with_multiple_latches.
11930 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11931 before fix_loop_structure.
11932 * cfgloop.c: Include pointer-set.h and output.h.
11933 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11934 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11935 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11936 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11937 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11938 disambiguate_multiple_latches, get_loop_body_with_size,
11939 disambiguate_loops_with_multiple_latches): New functions.
11940 (flow_loop_dump): Dump multiple latch edges.
11941 (flow_loop_nodes_find): Handle loops with multiple latches.
11942 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11943 (glb_enum_p): Modified.
11944 (get_loop_body): Use get_loop_body_with_size.
11945 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11946 (AVOID_CFG_MODIFICATIONS): New constant.
11947 (disambiguate_loops_with_multiple_latches, add_loop,
11948 get_loop_body_with_size): Declare.
11949 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
11951 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
11953 PR inline-asm/28686
11954 * global.c (compute_regsets): New function.
11955 (global_alloc): Refactored ELIMINABLE_REGSET
11956 and NO_GLOBAL_ALLOC_REGS computation out.
11957 (rest_of_handle_global_alloc): Call compute_regsets()
11958 for non-optimizing case.
11960 2007-02-06 Richard Henderson <rth@redhat.com>
11962 * config/i386/constraints.md (Y2): Rename from Y.
11963 (Yi): New constraint.
11964 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
11965 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
11966 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
11967 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
11968 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
11969 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
11970 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
11971 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
11972 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
11973 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
11974 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
11975 vec_extractv2si_1): Change Y constraints to Y2.
11976 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
11977 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
11978 Change Y constraints to Y2.
11979 (sse2_loadld): Change Y constraints to x.
11981 2007-02-06 Roger Sayle <roger@eyesopen.com>
11983 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
11984 (parity<mode>2): New define_expand using rs6000_emit_parity.
11985 * config/rs6000/rs6000.c (rs6000_emit_popcount,
11986 rs6000_emit_parity): New functions.
11987 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
11988 rs6000_emit_parity): Prototype here.
11990 2007-02-06 Ian Lance Taylor <iant@google.com>
11992 * lower-subreg.c (simple_move_operand): Reject CONST.
11993 (resolve_clobber): Call validate_change rather than directly
11994 assigning to XEXP (pat, 0).
11996 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11998 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
11999 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12000 (tree-cfg.o): Remove hashtab.h dependency.
12002 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12003 (struct ivopts_data): Change niters to pointer_map_t.
12004 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12005 (niter_for_exit): Create pointer_map on demand. Change for
12007 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12008 (free_loop_data): Destroy data->niters if created and reset field.
12009 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12010 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12012 * tree-ssa-reassoc.c: Include pointer-set.h.
12013 (bb_rank): Change to long *.
12014 (operand_rank): Change to pointer_map_t.
12015 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12016 (insert_operand_rank): Accept long.
12017 (operand_entry_hash, operand_entry_eq): Remove.
12018 (get_rank): Return long. Adjust for changes above.
12019 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12021 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12023 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12024 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12025 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12027 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12028 directly since it cannot be NULL.
12029 (get_vi_for_tree): Rewrite for pointer_map API.
12030 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12031 (init_alias_vars): Create vi_for_tree as pointer_map.
12032 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12034 * tree-cfg.c: Don't include hashtab.h.
12035 (edge_to_cases): Declare as pointer_map.
12036 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12038 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12039 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12040 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12042 (record_switch_edge): Delete.
12043 (get_cases_for_edge): Adjust for pointer_map API, inline
12044 record_switch_edge (rewritten for new API), remove goto.
12046 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12048 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12049 * tree-nested.c: Include pointer-set.h.
12050 (var_map_elt, var_map_eq, var_map_hash): Delete.
12051 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12052 to pointer_map_t's.
12053 (nesting_info_bitmap_obstack): New.
12054 (lookup_field_for_decl): Adjust for pointer_map API.
12055 (lookup_tramp_for_decl): Adjust for pointer_map API.
12056 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12057 (get_local_debug_decl): Adjust for pointer_map API.
12058 (convert_nl_goto_reference): Adjust for pointer_map API.
12059 (convert_nl_goto_receiver): Adjust for pointer_map API.
12060 (create_nesting_tree): Create outside GGC space. Create bitmap on
12061 the new obstack. Create field_map and var_map as pointer_maps.
12062 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12064 (lower_nested_functions): Move root here, no need to NULL it.
12065 Initialize and release the obstack.
12067 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12069 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12070 Remove prototypes and make them non-static.
12071 (struct tree_int_map): Remove.
12072 * tree.h (struct tree_int_map): Move here, turning TO into an
12074 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12076 * tree.h (TREE_COMPLEXITY): Remove.
12077 (struct tree_exp): Remove complexity field.
12078 * tree.c (build1_stat): Don't set it.
12080 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12081 Victor Kaplansky <victork@il.ibm.com>
12083 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12084 (vect_is_simple_reduction): Support reduction with induction as
12085 one of the operands.
12086 (vect_is_simple_iv_evolution): Fix formatting.
12087 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12088 formatting. Don't mark induction phis for vectorization.
12089 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12090 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12091 (vect_get_vec_def_for_operand): Support induction.
12092 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12094 (vectorizable_reduction): Support reduction with induction as one of
12096 (vectorizable_type_demotion): Use def-type of stmt argument rather
12097 than dummy def-type.
12099 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12100 flag_tree_scev_cprop.
12101 * common.opt (tree-scev-cprop): New flag.
12103 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12104 call to vect_get_new_vect_var.
12106 2007-02-06 Ira Rosen <irar@il.ibm.com>
12108 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12109 vectype is not NULL.
12110 (vect_pattern_recog_1): Likewise.
12112 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12114 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12115 (fold_negate_expr): Likewise.
12117 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12120 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12121 even if cv-qualification is the same.
12123 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12125 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12126 __enable_execute_stack on completion.
12128 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12130 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12131 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12132 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12133 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12134 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12135 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12136 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12137 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12139 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12141 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12142 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12143 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12144 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12145 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12146 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12147 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12148 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12149 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12150 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12151 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12152 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12153 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12154 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12155 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12156 sqrtextenddfxf2_i387): Added amdfam10_decode.
12158 * config/i386/athlon.md (athlon_idirect_amdfam10,
12159 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12160 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12161 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12162 athlon_ivector_store_amdfam10): New define_insn_reservation.
12163 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12166 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12168 * config/i386/athlon.md (athlon_call_amdfam10,
12169 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12170 define_insn_reservation.
12171 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12172 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12173 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12175 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12177 * config/i386/athlon.md (athlon_sseld_amdfam10,
12178 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12179 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12181 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12183 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12184 define_insn_reservation.
12185 * config/i386/i386.md (sseins): Added sseins to define_attr type
12186 and define_attr unit.
12187 * config/i386/sse.md: Set type attribute to sseins for insertq
12190 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12192 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12193 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12194 ssecomi_load_amdfam10, ssecomi_amdfam10,
12195 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12196 define_insn_reservation.
12197 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12199 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12201 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12202 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12203 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12204 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12205 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12206 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12207 define_insn_reservation.
12209 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12210 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12211 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12212 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12213 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12215 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12217 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12218 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12219 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12220 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12221 athlon_ssemul_load_k8): Added amdfam10.
12223 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12225 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12226 (x86_sse_unaligned_move_optimal): New variable.
12228 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12230 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12231 for unaligned vector SSE double/single precision loads for AMDFAM10.
12233 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12235 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12236 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12237 Define TARGET_CPU_DEFAULT_amdfam10.
12238 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12239 (processor_type): Add PROCESSOR_AMDFAM10.
12241 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12242 processor_type in config/i386/i386.h.
12243 Enable imul peepholes for TARGET_AMDFAM10.
12245 * config.gcc: Add support for --with-cpu option for amdfam10.
12247 * config/i386/i386.c (amdfam10_cost): New variable.
12248 (m_AMDFAM10): New macro.
12249 (m_ATHLON_K8_AMDFAM10): New macro.
12250 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12251 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12252 x86_promote_QImode, x86_integer_DFmode_moves,
12253 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12254 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12255 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12256 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12257 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12258 Enable/disable for amdfam10.
12259 (override_options): Add amdfam10_cost to processor_target_table.
12260 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12261 processor_alias_table.
12262 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12263 (ix86_adjust_cost): Add code for amdfam10.
12265 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12267 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12268 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12269 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12270 * config/i386/i386.h: Add builtin definition for SSE4A.
12271 * config/i386/i386.md: Add support for ABM instructions
12272 (popcnt and lzcnt).
12273 * config/i386/sse.md: Add support for SSE4A instructions
12274 (movntss, movntsd, extrq, insertq).
12275 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12276 Add -march=amdfam10 flag.
12277 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12278 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12280 * doc/extend.texi: Add documentation for SSE4A builtins.
12282 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12284 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12286 2007-02-05 Richard Guenther <rguenther@suse.de>
12288 * tree-vectorizer.h (vectorizable_function): Add argument type
12289 argument, change return type.
12290 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12291 * tree-vect-transform.c (vectorizable_function): Handle extra
12292 argument, return vectorized function decl.
12293 (build_vectorized_function_call): Remove.
12294 (vectorizable_call): Handle calls with result and argument types
12295 differing. Handle loop vectorization factor correctly.
12296 * targhooks.c (default_builtin_vectorized_function): Adjust for
12298 * targhooks.h (default_builtin_vectorized_function): Likewise.
12299 * target.h (builtin_vectorized_function): Add argument type
12301 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12302 extra argument, allow vectorizing of lrintf.
12303 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12304 documentation of target hook.
12306 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12309 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12310 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12311 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12313 2007-02-05 Roger Sayle <roger@eyesopen.com>
12315 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12316 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12317 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12318 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12319 before canonicalizing sincos to cexpi.
12320 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12322 2007-02-05 Roger Sayle <roger@eyesopen.com>
12324 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12325 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12326 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12328 2007-02-05 Roger Sayle <roger@eyesopen.com>
12330 * mips-tfile.c (initialize_init_file): Correct endianness test.
12332 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12334 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12335 the 'y' constraint.
12337 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12339 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12340 saves in a PARALLEL before the register assignments.
12342 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12344 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12345 DWARF_FRAME_RETURN_COLUMN to be a general register.
12346 * dwarf2out.c (init_return_column_size): New function, split from...
12347 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12348 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12349 to be nongeneral registers.
12350 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12352 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12353 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12355 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12357 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12359 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12361 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12362 (remove_path): Use can_remove_branch_p and remove_branch instead
12363 of loop_delete_branch_edge.
12364 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12365 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12366 Update profile using scale_dominated_blocks_in_loop.
12367 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12368 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12369 (can_remove_branch_p, remove_branch): Declare.
12370 * tree-cfg.c (tree_can_remove_branch_p): New function.
12371 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12372 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12373 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12375 2007-02-05 Jan Hubicka <jh@suse.cz>
12377 PR middle-end/30696
12378 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12379 nodes in cgraph, don't remove offline copy of the function.
12381 2007-02-04 Jan Hubicka <jh@suse.cz>
12383 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12384 vectors might cause maybe_lookup_element_for_expr to be called
12385 on non-sra-candidate.
12387 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12389 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12390 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12391 spelling conventions.
12393 2007-02-04 Richard Guenther <rguenther@suse.de>
12395 PR middle-end/30636
12396 * fold-const.c (try_move_mult_to_index): Make sure to not
12397 overflow one dimension of a multi-dimensional array access.
12399 2007-02-04 Jan Hubicka <jh@suse.cz>
12401 * passes.c (init_optimization_passes): Reindent.
12403 2007-02-04 Jan Hubicka <jh@suse.cz>
12404 Eric Botcazou <ebotcazou@adacore.com>
12406 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12407 (execute_fixup_cfg): Break out the abnormal goto code.
12408 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12409 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12410 (optimize_inline_calls): Call make_nonlocal_label_edges.
12412 2007-02-04 Jan Hubicka <jh@suse.cz>
12414 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12415 true when something was changed.
12416 (rename_ssa_copies): When something was changed, do
12417 TODO_remove_unused_locals.
12418 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12419 add TODO_remove_unused_locals when instruction was removed.
12421 2007-02-04 Jan Hubicka <jh@suse.cz>
12423 * ipa-inline.c (try_inline): Improve debug output; work on already
12425 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12426 call try_inline for already inlined edges too when flattening;
12427 inline also functions that make callee growth but overall unit size
12430 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12432 * config/m32c/bitops.md, config/m32c/jump.md,
12433 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
12434 config/m32r/m32r.h, config/m32r/m32r.md,
12435 config/m32r/predicates.md, config/m68hc11/larith.asm,
12436 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12437 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12438 config/mips/mips-protos.h, config/mips/mips.c,
12439 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12440 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12441 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12442 spelling conventions.
12444 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12445 Follow spelling conventions.
12447 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12449 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
12450 warn about C++0x compatibility.
12452 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12454 * config/h8300/h8300.c, config/h8300/h8300.h,
12455 config/h8300/h8300.md: Follow spelling conventions.
12457 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
12459 PR middle-end/30667
12460 * combine.c (try_combine): Do not substitute source operand
12461 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
12463 2007-02-03 Jan Hubicka <jh@suse.cz>
12465 PR gcov-profile/30650
12466 * value-prof.c (stringop_block_profile): Fix handling of size counter;
12467 do not divide by zero for never executed counters.
12468 (tree_find_values_to_profile): Fix counters.
12469 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
12471 2007-02-03 Ian Lance Taylor <iant@google.com>
12473 * lower-subreg.c (simple_move_operand): New static function,
12474 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
12476 (simple_move): Call simple_move_operand.
12477 (find_decomposable_subregs): Add special handling of MEMs.
12478 (can_decompose_p): Rename from cannot_decompose_p. Reverse
12479 meaning of return value. If we see a hard register, test whether
12480 it can store a word_mode value. Change all callers.
12482 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12484 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
12485 ftrapv insns and expanders.
12486 (subdi3): Change define_expand operand 1 to arith11_operand, and
12487 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
12488 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
12489 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
12492 PR middle-end/30174
12493 * varasm.c (notice_global_symbol): Treat global objects as weak when
12494 flag_shlib is true.
12496 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12498 * emit-rtl.c (dconstpi): Delete.
12499 (dconstsqrt2): New.
12500 (init_emit_once): Delete dconstpi and init dconstsqrt2.
12501 * real.h (dconstpi): Delete.
12502 (dconstsqrt2): New.
12503 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
12504 (fold_builtin_hypot): Likewise.
12506 2007-02-03 Tom Tromey <tromey@redhat.com>
12509 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
12510 -gcoff3, -gxcoff3, -gvms3 implies -dD.
12512 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
12514 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
12515 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
12516 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
12517 config/rs6000/cell.md, config/rs6000/darwin.h,
12518 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
12519 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
12520 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
12521 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
12522 typos. Follow spelling conventions.
12523 * doc/invoke.texi: Follow spelling conventions.
12525 2007-02-03 Roger Sayle <roger@eyesopen.com>
12527 * simplify-rtx.c (simplify_relational_operation_1): Implement some
12528 canonicalization transformations that attempt to simplify integer
12529 constant comparisons to become comparisons against zero.
12531 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12533 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
12535 * fold-const.c (fold_binary): Fix comment typos. Fold complex
12536 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
12538 2007-02-02 Mike Stump <mrs@apple.com>
12540 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
12541 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
12542 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
12543 generate a branch island.
12545 2007-02-02 Bob Wilson <bob.wilson@acm.org>
12547 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
12548 (xtensa_legitimate_address_p): New.
12549 (xtensa_legitimize_address): New.
12550 (xtensa_output_addr_const_extra): New.
12551 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
12553 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
12554 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
12555 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
12556 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
12557 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
12558 (xtensa_legitimize_address): New.
12559 (xtensa_output_addr_const_extra): New.
12561 2007-02-02 Steve Ellcey <sje@cup.hp.com>
12563 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
12565 2007-02-02 Ian Lance Taylor <iant@google.com>
12567 * expmed.c (expand_divmod): Add comment.
12569 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
12571 * emit-rtl.c (renumber_insns): Remove.
12572 * flags.h: Remove the extern for flag_renumber_insns.
12573 * rtl.h: Remove the prototype for renumber_insns.
12574 * toplev.c (flag_renumber_insns): Remove.
12576 2007-02-02 Hui-May Chang <hm.chang@apple.com>
12578 Revert for x86 darwin:
12579 2005-06-19 Uros Bizjak <uros@kss-loka.si>
12581 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
12582 code before the following patch under TARGET_MACHO.
12583 (ix86_function_value_regno_p): Likewise.
12585 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12587 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
12590 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12593 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
12594 general or fp registers. Add comments.
12595 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
12597 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
12599 * pointer-set.c (insert_aux): Only return insertion slot.
12600 (pointer_set_insert): Adjust.
12601 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
12602 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
12603 pointer_map_traverse): New.
12604 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
12605 pointer_map_create, pointer_map_destroy, pointer_map_insert,
12606 pointer_map_contains, pointer_map_traverse): Declare.
12608 2007-02-02 Jakub Jelinek <jakub@redhat.com>
12610 PR middle-end/30473
12611 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
12612 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
12614 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12616 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
12618 (struct _dep): New type.
12619 (dep_t): New typedef.
12620 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
12621 (DEP_STATUS): New access macro. The macro with the same name was
12622 renamed to DEP_LINK_STATUS.
12623 (dep_init): Declare function
12625 (struct _dep_link): New type.
12626 (dep_link_t): New typedef.
12627 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
12628 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
12629 (DEP_LINK_STATUS): New macro.
12630 (debug_dep_links): New debug function.
12632 (struct _deps_list): New type.
12633 (deps_list_t): New typedef.
12634 (DEPS_LIST_FIRST): New access macro.
12635 (FOR_EACH_DEP_LINK): New cycle macro.
12636 (create_deps_list, free_deps_list, delete_deps_list): Declare
12638 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
12639 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
12640 (copy_deps_list_change_con): Ditto.
12642 (move_dep_link): Declare function.
12644 (struct _dep_node): New type.
12645 (dep_node_t): New typedef.
12646 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
12648 (struct haifa_insn_data.back_deps): New field to hold backward
12649 dependencies of the insn.
12650 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
12652 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
12653 Change its type to deps_list_t.
12654 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
12655 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
12656 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
12658 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
12660 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
12662 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
12664 (dep_cost): Declare.
12666 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
12667 (ds_to_dk, dk_to_ds): New functions.
12669 (init_dep_1): New static function.
12670 (init_dep): New function.
12671 (copy_dep): New static function.
12673 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
12675 (detach_dep_link): New static function.
12676 (move_dep_link): New function.
12678 (dep_links_consistent_p, dump_dep_links): New static functions.
12679 (debug_dep_links): New debugging function.
12681 (deps_obstack, dl_obstack, dn_obstack): New static variables.
12683 (alloc_deps_list, init_deps_list): New static functions.
12684 (create_deps_list): New function.
12685 (clear_deps_list): New static function.
12686 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
12687 (deps_list_consistent_p, dump_deps_list): New static functions.
12688 (debug_deps_list): New function.
12689 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
12691 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
12693 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
12694 use new scheduler dependencies lists.
12695 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
12696 (sched_analyze): Ditto. Initialize dependencies lists.
12697 (add_forw_dep, compute_forward_dependences): Update to use new
12698 scheduler dependencies lists.
12700 (init_dependency_caches): Init deps_obstack.
12701 (free_dependency_caches): Free deps_obstack.
12703 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
12704 new scheduler dependencies lists.
12705 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
12706 (add_back_forw_dep, delete_back_forw_dep): Ditto.
12708 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
12709 Update to use new scheduler dependencies lists.
12710 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
12711 (debug_dependencies): Ditto.
12712 (schedule_region): Update comments.
12714 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
12715 scheduler dependencies lists.
12716 (schedule_ebb): Update comments.
12718 * rtl.def (DEPS_LIST): Remove.
12720 * lists.c (unused_deps_list): Remove.
12721 (free_list): Update assertions.
12723 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
12724 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12726 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
12727 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12729 * haifa-sched.c (comments): Update.
12730 (insn_cost1): Remove. Inline the code into insn_cost ().
12731 (insn_cost): Update to use new scheduler dependencies lists. Move
12732 processing of the dependency cost to dep_cost ().
12733 (dep_cost): New function. Use it instead of insn_cost () when
12734 evaluating cost of the dependency. Use compatible interface to
12735 interact with the target.
12736 (priority): Update to use new scheduler dependencies lists.
12737 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
12738 with greater number of insns that depend on the insn.
12739 (schedule_insn): Update to use new scheduler dependencies lists. Add
12740 code to free backward dependencies lists. Inline and optimize code
12741 from resolve_dep () - see PR28071.
12742 (ok_for_early_queue_removal): Update to use new scheduler dependencies
12743 lists. Update call to targetm.sched.is_costly_dependence hook.
12745 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
12746 scheduler dependencies lists.
12748 (resolve_dep): Remove. Move the logic to schedule_insn ().
12749 (init_h_i_d): Initialize dependencies lists.
12751 (process_insn_depend_be_in_spec): Rename to
12752 process_insn_forw_deps_be_in_spec. Update to use new scheduler
12753 dependencies lists.
12754 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
12755 Update to use new scheduler dependencies lists.
12756 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
12758 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
12759 new scheduler dependencies lists.
12760 (build_intra_loop_deps): Ditto.
12762 * target.h (struct _dep): Declare to use in
12763 gcc_target.sched.is_costly_dependence.
12764 (struct gcc_target.sched.adjust_cost): Fix typo.
12765 (struct gcc_target.sched.is_costly_dependence): Change signature to use
12766 single dep_t parameter instead of an equivalent triad.
12767 (struct gcc_target.sched.adjust_cost_2): Remove.
12769 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
12771 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
12773 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
12775 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
12777 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
12778 (REG_DEP_TRUE): Document.
12780 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
12781 Change signature to correspond to the targetm.sched.adjust_cost hook.
12782 Update use in TARGET_SCHED_ADJUST_COST_2.
12783 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
12784 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
12785 new scheduler dependencies lists.
12786 (ia64_gen_check): Ditto.
12788 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
12789 dependencies lists.
12791 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
12792 signature to correspond to the targetm.sched.is_costly_dependence hook.
12793 (is_costly_group): Update to use new scheduler dependencies lists.
12795 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
12796 instead of INSN_COST () macro.
12798 2007-02-01 Ian Lance Taylor <iant@google.com>
12800 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
12802 2007-02-01 Guy Martin <gmsoft@gentoo.org>
12804 * pa.md (tp_load): Correct mfctl instruction syntax.
12806 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12808 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12809 altivec_padding_size calculation on AIX. Improve comment, add
12810 assert to verify that it's right.
12812 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12815 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12817 PR inline-asm/28686
12818 * global.c (global_alloc): Add mising initialization of
12821 2007-02-01 Roger Sayle <roger@eyesopen.com>
12823 * alias.c (init_alias_analysis): Correct whitespace.
12824 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12825 partition_hot_cold_basic_blocks): Likewise.
12826 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12827 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12828 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12829 fold_builtin_snprintf_chk, fold_builtin_printf,
12830 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12831 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12832 * cfgcleanup.c (cleanup_cfg): Likewise.
12833 * cfgexpand.c (tree_expand_cfg): Likewise.
12834 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12835 * function.c (get_next_funcdef_no): Likewise.
12836 * gengtype.c (main): Likewise.
12837 * genmodes.c (main): Likewise.
12838 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12839 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12840 * ifcvt.c (noce_emit_move_insn): Likewise.
12841 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12843 * stor-layout.c (get_best_mode): Likewise.
12844 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12845 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12846 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12847 perform_var_substitution, solve_graph): Likewise.
12848 * tree-vrp.c (vrp_finalize): Likewise.
12850 2007-02-01 Ian Lance Taylor <iant@google.com>
12852 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12853 high part of a paradoxical subreg, return a constant zero.
12855 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12857 * toplev.c (lang_dependent_init): Call init_set_costs.
12858 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12860 2007-02-01 Richard Guenther <rguenther@suse.de>
12862 PR middle-end/30656
12863 * fold-const.c (fold_negate_expr): Allow negating a
12864 constant if overflow does not change.
12866 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12868 * doc/c-tree.texi (Expression trees): Improve markup.
12869 * doc/tm.texi (Register Classes, Addressing Modes)
12870 (Floating Point): Fix spacing after abbreviations. Fix some
12873 2007-02-01 Ben Elliston <bje@au.ibm.com>
12875 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12876 * doc/contrib.texi: Likewise.
12877 * doc/install.texi: Likewise.
12879 2007-01-31 Richard Henderson <rth@redhat.com>
12880 Ian Lance Taylor <iant@google.com>
12882 * lower-subreg.c: New file.
12883 * rtl.def (CONCATN): Define.
12884 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12885 pass_lower_subreg2.
12886 * emit-rtl.c (update_reg_offset): New static function, broken out
12887 of gen_rtx_REG_offset.
12888 (gen_rtx_REG_offset): Call update_reg_offset.
12889 (gen_reg_rtx_offset): New function.
12890 * regclass.c: Revert patch of 2006-03-05, restoring
12892 (clear_reg_info_regno): New function.
12893 * dwarf2out.c (concatn_loc_descriptor): New static function.
12894 (loc_descriptor): Handle CONCATN.
12895 * common.opt (fsplit_wide_types): New option.
12896 * opts.c (decode_options): Set flag_split_wide_types when
12898 * timevar.def (TV_LOWER_SUBREG): Define.
12899 * rtl.h (gen_reg_rtx_offset): Declare.
12900 (reg_scan_update): Declare.
12901 * regs.h (clear_reg_info_regno): Declare.
12902 * tree-pass.h (pass_lower_subreg): Declare.
12903 (pass_lower_subreg2): Declare.
12904 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12905 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12906 -fsplit-wide-types.
12907 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12908 * Makefile.in (OBJS-common): Add lower-subreg.o.
12909 (lower-subreg.o): New target.
12911 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12913 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12915 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12918 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12920 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12922 PR middle-end/29335
12923 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12925 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12927 * cfgloop.h: Include vec-prim.h.
12928 (enum li_flags): Remove LI_ONLY_OLD.
12929 (loop_iterator): Changed.
12930 (fel_next, fel_init): Iterate over loop tree.
12931 (FOR_EACH_LOOP_BREAK): New macro.
12932 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12934 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12935 * modulo-sched.c (sms_schedule): Ditto.
12936 * tree-vectorizer.c (vectorize_loops): Ditto.
12937 * doc/loop.texi: Update information on loop numbering and behavior of
12938 FOR_EACH_LOOP wrto new loops.
12939 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12940 add_to_evolution_1): Test nestedness of loops instead of comparing
12942 * tree-chrec.c (chrec_fold_plus_poly_poly,
12943 chrec_fold_multiply_poly_poly, chrec_evaluate,
12944 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12945 reset_evolution_in_loop): Ditto.
12946 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12948 2007-01-31 Dirk Mueller <dmueller@suse.de>
12950 * c-common.c (warn_about_parentheses): Separate warning about
12951 un-parenthized sequence of comparison operators from the one
12952 which is supposed to warn about x <= y <= z.
12954 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
12956 * optabs.h (enum optab_index): Add new OTI_isinf.
12957 (isinf_optab): Define corresponding macro.
12958 * optabs.c (init_optabs): Initialize isinf_optab.
12959 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
12961 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
12962 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
12964 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
12965 expand_builtin_interclass_mathfn.
12966 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
12967 * config/i386/i386.md (UNSPEC_FXAM): New constant.
12968 (fxam<mode>2_i387): New insn pattern.
12969 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
12970 built-in functions as x87 inline asm.
12972 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12974 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
12976 2007-01-30 Eric Christopher <echristo@apple.com>
12978 * config.gcc: Add geode.
12980 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12982 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
12983 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
12984 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
12985 value-prof.c: Fix comment typos.
12987 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12990 * doc/invoke.texi (Wpointer-arith): Document warning.
12992 2007-01-30 Janis Johnson <janis187@us.ibm.com>
12994 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
12995 the list of discrepancies from the draft TR.
12997 2007-01-30 Dirk Mueller <dmueller@suse.de>
13000 * doc/invoke.texi (-Wreturn-type): Update description to
13001 match new behavior.
13003 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13005 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13007 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13009 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13010 to handle optabs that operate on floating point input argument and
13011 output to integer output.
13012 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13013 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13014 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13015 expand_builtin_interclass_mathfn ().
13016 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13017 (ilogbsi2): Remove.
13018 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13019 ilogbl built-in functions as x87 intrinsics.
13021 2007-01-30 Richard Guenther <rguenther@suse.de>
13023 PR middle-end/27657
13024 * dwarf2out.c (reference_to_unused): Query varpool if the
13025 variable was output.
13027 2007-01-30 Richard Guenther <rguenther@suse.de>
13029 PR middle-end/30313
13030 * passes.c (execute_one_pass): Reset in_gimple_form to not
13031 confuse non-unit-at-a-time mode.
13033 2007-01-29 Roger Sayle <roger@eyesopen.com>
13034 Richard Guenther <rguenther@suse.de>
13036 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13037 avoid undefined behaviour on overflow. Use force_fit_type_double
13038 to construct the constant with the specified TREE_OVERFLOW.
13040 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13042 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13043 * config/dfp-bit.h: Ditto.
13045 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13047 * c-decl.c (pop_scope): Replace warnings with call to
13048 warn_for_unused_label.
13049 * c-common.h (warn_for_unused_label): Declare.
13050 * c-common.c (warn_for_unused_label): Define.
13052 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13054 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13057 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13059 * Makefile.in (USER_H): Remove decfloat.h.
13060 * ginclude/decfloat.h: Delete, moving contents to ...
13061 * ginclude/float.h: Add support for decimal floating point,
13062 guarded by __STDC_WANT_DEC_FP__.
13064 2007-01-29 Mike Stump <mrs@apple.com>
13066 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13067 Analysis and Representation to resolve case insensitive conflict.
13068 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13070 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13072 * tree.h (struct tree_memory_tag): Add aliases member.
13073 (MTAG_ALIASES): New macro.
13074 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13075 (add_may_alias): Remove pointer-set. Update for may_aliases being
13077 (mark_aliases_call_clobbered): Update for may_aliases being a
13079 (compute_tag_properties): Ditto.
13080 (create_partition_for): Ditto.
13081 (compute_memory_partitions): Ditto.
13082 (dump_may_aliases_for): Ditto.
13083 (is_aliased_with): Ditto.
13084 (add_may_alias_for_new_tag): Ditto.
13085 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13086 (compute_is_aliased): New function.
13087 (compute_may_aliases): Call compute_is_aliased).
13088 (init_alias_info): Initialize alias_bitmap_obstack.
13089 (union_alias_set_into): New function.
13090 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13091 (have_common_aliases_p): Rewrite to take two bitmaps and use
13093 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13094 Update for bitmaps.
13095 (finalize_ref_all_pointers): Update for add_may_alias changes.
13096 (new_type_alias): Ditto.
13097 * tree-flow-inline.h (may_aliases): Return a bitmap.
13098 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13099 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13100 may_aliases being a bitmap.
13101 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13102 may_aliases now returns a bitmap.
13103 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13105 * tree-ssa-operands.c (add_virtual_operand): Update for
13106 may_aliases being a bitmap.
13108 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13110 PR tree-optimization/30630
13111 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13112 variable as changed.
13114 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13117 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13118 expanded only once even if an error occurs.
13120 2007-01-29 Ben Elliston <bje@au.ibm.com>
13122 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13123 (__gcov_average_profiler): Likewise.
13124 (__gcov_ior_profiler): Likewise.
13125 (__gcov_merge_ior): Likewise.
13127 2007-01-28 Jan Hubicka <jh@suse.cz>
13129 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13130 * value-prof.c (stringop_block_profile): Likewise.
13132 2007-01-28 Jan Hubicka <jh@suse.cz>
13134 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13135 variant handling histograms; add wrapper.
13136 (clear_storage_via_libcall): Export.
13137 (emit_block_move_hints): Break out from ...; add histograms.
13138 (emit_block_move): ... this one.
13139 (clear_storage_hints): Break out from ...; add histograms.
13140 (clear_storage): ... this one.
13141 (set_storage_via_memset): Handle histogram.
13142 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13143 (clear_storage_hints, clear_storage_via_libcall): Declare.
13144 (set_storage_via_setmem): Update prototype.
13145 * doc/md.texi (movmem, setmem): Document new arguments.
13147 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13149 (stringop_block_profile): New global function.
13150 (tree_stringops_values_to_profile): Profile block size and alignment.
13151 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13153 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13154 (stringop_block_profile): Declare.
13155 * builtins.c: Include value-prof.h.
13156 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13157 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13158 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13159 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13160 * profile.c (instrument_values): Add new counters.
13161 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13163 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13164 (tree_init_edge_profiler): Build new profilers.
13165 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13166 (pass_tree_profile): Add dump.
13167 (tree_profile_hooks): Update.
13168 * Makefile.in (LIBGCOV): Add new constants.
13169 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13170 __gcov_ior_profiler): New.
13171 * i386.md (movmem/setmem expanders): Add new optional arguments.
13173 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13175 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13177 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13179 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13180 (tree_unswitch_single_loop): Pass eni_size_weights to
13181 tree_num_loop_insns.
13182 * tree-ssa-loop-manip.c: Include tree-inline.h.
13183 (can_unroll_loop_p): Pass eni_size_weights to
13184 tree_num_loop_insns.
13185 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13186 Pass eni_size_weights to estimate_num_insns.
13187 * tree.h (init_inline_once): Export.
13188 * toplev.c (backend_init): Call init_inline_once.
13189 * cgraphunit.c (cgraph_process_new_functions,
13190 cgraph_analyze_function): Pass eni_inlining_weights to
13191 estimate_num_insns.
13192 * ipa-inline.c (compute_inline_parameters): Ditto.
13193 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13194 to estimate_num_insns.
13195 (try_unroll_loop_completely): Pass eni_size_weights to
13196 tree_num_loop_insns.
13197 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13198 ot estimate_num_insns.
13199 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13200 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13201 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13202 eni_time_weights): New variables.
13203 (init_inline_once): Initialize them.
13204 (struct eni_data): Mew.
13205 (estimate_num_insns_1, estimate_num_insns): Use weights.
13206 * tree-inline.h (struct eni_weights_d): New.
13207 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13208 (estimate_num_insns): Declaration changed.
13209 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13210 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13211 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13213 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13215 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13216 relations in the conflict function is valid.
13218 2007-01-27 Ian Lance Taylor <iant@google.com>
13220 * common.opt: Add fstrict-overflow.
13221 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13222 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13223 (TYPE_OVERFLOW_UNDEFINED): Define.
13224 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13226 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13227 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13228 (fold_negate_expr): Likewise.
13229 (make_range): Likewise.
13230 (extract_muldiv_1): Likewise.
13231 (maybe_canonicalize_comparison): Likewise.
13232 (fold_comparison): Likewise.
13233 (fold_binary): Likewise.
13234 (tree_expr_nonnegative_p): Likewise.
13235 (tree_expr_nonzero_p): Likewise.
13236 * tree-vrp.c (compare_values): Likewise.
13237 (extract_range_from_binary_expr): Likewise.
13238 (extract_range_from_unary_expr): Likewise.
13239 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13241 (nowrap_type_p): Likewise.
13242 * tree-scalar-evolution.c (simple_iv): Likewise.
13243 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13244 (build_range_check): Likewise.
13245 (extract_muldiv_1): Likewise.
13246 (fold_comparison): Likewise.
13247 * tree-vrp.c (vrp_int_const_binop): Likewise.
13248 (extract_range_from_unary_expr): Likewise.
13249 * convert.c (convert_to_integer): Likewise.
13250 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13251 (fold_comparison): Likewise.
13252 (fold_binary): Likewise.
13253 * optabs.c (optab_for_tree_code): Likewise.
13254 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13255 * simplify-rtx.c (simplify_const_relational_operation): Check
13256 flag_strict_overflow and flag_trapv.
13257 (simplify_const_relational_operation): Likewise.
13258 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13259 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13262 2007-01-27 Roger Sayle <roger@eyesopen.com>
13264 * tree.c (tree_fold_gcd): Delete.
13265 * tree.h (tree_fold_gcd): Remove prototype.
13266 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13267 test whether one constant integer is a multiple of another. Instead
13268 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13269 * fold-const.c (multiple_of_p): We've determined both TOP and
13270 BOTTOM are integer constants so we can call int_const_binop directly
13271 instead of the more generic const_binop.
13273 2007-01-27 Roger Sayle <roger@eyesopen.com>
13275 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13276 1*X check that the constant hasn't overflowed, to preserve the
13278 (round_up): Provide an efficient implementation when rouding-up an
13279 INTEGER_CST to a power-of-two.
13281 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13283 * doc/sourcebuild.texi: Add comma for clarity.
13284 * doc/extend.texi: Fix some typos.
13285 * doc/passes.texi: Likewise.
13286 * doc/cppinternals.texi: Likewise.
13287 * doc/c-tree.texi: Likewise.
13288 * doc/tree-ssa.texi: Likewise.
13289 * doc/install.texi: Likewise.
13291 2007-01-27 Jan Hubicka <jh@suse.cz>
13293 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13294 (pass_sra): Do not require alias information.
13295 * passes.c (init_optimization_passes): Add SRA
13297 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13299 * tracer.c (rest_of_handle_tracer): We already cleaned
13300 up the CFG in tracer() so don't do it here again.
13301 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13302 cleanup_cfg here, either. And don't call renumber_insns.
13304 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13305 and BB_HEAD are in the insn stream here. Instead make sure
13306 that BB_INSN is valid on all insns. Also, do check here that
13307 there are no pending branch predictions...
13308 (rtl_verify_flow_info): ...instead of doing it here. Checks
13309 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13312 2007-01-26 Roger Sayle <roger@eyesopen.com>
13314 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13315 function to simplify/factorize operand order canonicalization.
13316 (ix86_fixup_binary_operands): Reorganize using the above function.
13317 (ix86_binary_operator_ok): Likewise.
13319 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13321 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13322 file scope from optimize_attrs.
13323 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13325 (optimize_attrs): Clear insn_code_values after freeing it.
13327 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13329 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13330 a parts.base assignment.
13332 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13334 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13335 (compute_subscript_distance, initialize_data_dependence_relation,
13336 finalize_ddr_dependent, analyze_ziv_subscript,
13337 analyze_siv_subscript_cst_affine,
13338 compute_overlap_steps_for_affine_univar,
13339 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13340 analyze_siv_subscript, analyze_miv_subscript,
13341 analyze_overlapping_iterations, subscript_dependence_tester_1,
13342 compute_self_dependence, free_dependence_relation): Work
13343 with affine_fn instead of chrecs.
13344 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13345 common_affine_function, affine_function_base,
13346 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13347 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13348 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13349 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13350 (all_chrecs_equal_p): Removed.
13351 * tree-data-ref.h (affine_fn, conflict_function): New types.
13352 (struct subscript): Change type of conflicting_iterations_in_a
13353 and conflicting_iterations_in_b.
13355 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13358 * config/pa/pa.h (TARGET_HPUX_11): New.
13359 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13360 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13362 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13363 Richard Guenther <rguenther@suse.de>
13365 * tree-ssa-structalias.c (solve_graph): Handle case
13366 we merged the variable to another.
13368 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13370 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13373 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13374 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13376 2007-01-25 DJ Delorie <dj@redhat.com>
13378 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13379 allow changes to modes which don't fit in those registers.
13381 * reload1.c (choose_reload_regs): Check for invalid subregs before
13382 computing their locations, not after.
13384 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13387 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13388 save Altivec registers in an eh_return function.
13389 (compute_vrsave_mask): Likewise.
13390 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13391 for saving Altivec registers.
13392 (rs6000_emit_prologue): Don't allocate stack twice in
13393 eh_return function. Correct expected value of altivec_save_offset
13394 when using save_world. Describe save of R0 to stack when using
13395 save_world. Describe stack pointer adjustment when using
13396 save_world. Remove duplicated eh_return parameter register saving.
13397 Update sp_offset variable after save_world.
13398 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13400 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13401 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13404 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13406 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13408 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13411 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13412 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13414 2007-01-25 Richard Guenther <rguenther@suse.de>
13416 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13417 * common.opt (-Wcoverage-mismatch): New warning option.
13418 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13419 if -Wcoverage-mismatch is given.
13421 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13423 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13424 (ipcp_driver): Change to static definition.
13425 Add dumping of the ifunctions.
13426 (constant_val_insert): Remove unused parameter. Support for SSA.
13427 (ipcp_propagate_const): Support for SSA.
13428 (ipcp_profile_bb_print): Print only analyzed nodes.
13429 (ipcp_replace_map_create): Remove support for Fortran constant
13431 * ipa-prop.c (ipa_method_modify_stmt,
13432 ipa_callsite_compute_param): Support for SSA.
13433 * ipa-prop.h (ipcp_driver): Remove declaration.
13434 (IS_VALID_TREE_MAP_INDEX): Add define.
13436 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13438 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13440 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13442 PR middle-end/30447
13443 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13444 constant argument to cabs and do it without checking for
13445 -funsafe-math-optimizations.
13447 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13449 * c-common.h (RID_FIRST_CXX0X): New.
13450 (RID_LAST_CXX0X): New.
13451 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
13453 * c.opt (Wc++0x-compat): New.
13454 * doc/invoke.texi (-Wc++0x-compat): Document.
13456 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13458 * builtins.c (fold_builtin_carg): New.
13459 (fold_builtin_1): Use it.
13461 2007-01-24 Jan Hubicka <jh@suse.cz>
13463 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
13465 * ipa-inline.c (initial_insns, max_insns): Delete.
13466 (compute_max_insns): New function.
13467 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
13468 of insns as base for code growth.
13469 (cgraph_decide_inlining): Make initial_insns local; do not compute
13471 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
13472 * doc/invoke.texi (inline-unit-growth): Update docs.
13474 2007-01-24 Jakub Jelinek <jakub@redhat.com>
13476 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
13477 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
13478 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
13479 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
13480 for CPUs that have PTA_CX16 set.
13482 PR middle-end/27416
13483 * gimplify.c (omp_check_private): New function.
13484 (gimplify_scan_omp_clauses): Use it for
13485 firstprivate/lastprivate/reduction.
13487 PR middle-end/30494
13488 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
13489 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
13491 PR middle-end/30421
13492 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
13493 If lower_lastprivate_clauses emits some statements, append them
13494 to dlist rather than body_p and to body_p append an initializer.
13495 (lower_omp_for): Adjust caller.
13497 2007-01-24 Steve Ellcey <sje@cup.hp.com>
13499 * target.h (globalize_decl_name): New.
13500 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13501 * output.h (default_globalize_decl_name): New.
13502 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
13504 (globalize_decl): Ditto.
13505 (default_globalize_decl_name): New.
13506 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
13507 (ia64_handle_version_id_attribute): New.
13508 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13509 (ia64_asm_output_external): Use globalize_decl_name instead
13510 of globalize_label.
13511 * doc/extend.texi (version_id): New pragma.
13512 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
13514 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13516 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
13517 _uleb128_t and _Unwind_SWord with _sleb128_t.
13518 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
13519 uw_frame_state_for, uw_update_context_1): Likewise.
13520 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
13521 * unwind-pe.h (read_uleb128, read_sleb128,
13522 read_encoded_value_with_base): Likewise.
13523 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
13525 2007-01-24 Richard Guenther <rguenther@suse.de>
13527 * builtins.c (expand_builtin_cexpi): Get the fndecl
13528 for cexp in the correct way.
13530 2007-01-24 Jan Hubicka <jh@suse.cz>
13532 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
13534 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13536 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
13537 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
13538 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
13539 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
13540 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
13541 __SIZEOF_PTRDIFF_T__.
13542 * doc/cpp.texi: Documentation for the new builtin macros added.
13544 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
13546 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
13547 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
13548 instead of operands[2] to avoid access past the end of array.
13550 2007-01-24 Richard Sandiford <richard@codesourcery.com>
13552 * reload1.c (emit_reload_insns): Pass the reload register
13553 for a non-spill output reload through forget_old_reloads_1.
13555 2007-01-23 Joseph Myers <joseph@codesourcery.com>
13557 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13558 _SOFT_DOUBLE if doubles use software floating-point.
13559 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
13560 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13561 * config/rs6000/darwin-ldouble.c: Also compile functions for
13562 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
13563 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13564 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
13565 commented-out long double override.
13566 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
13567 * config/rs6000/eabispe.h: Likewise.
13568 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
13569 long double for non-SPE.
13570 (rs6000_handle_option): Likewise.
13571 (invalid_e500_subreg): Disallow more subregs involding DImode,
13572 DFmode, TImode or TFmode.
13573 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
13575 (legitimate_lo_sum_address_p): Also check for TFmode for E500
13577 (rs6000_legitimize_address): Also handle TFmode for E500 double.
13578 (rs6000_legitimize_reload_address): Also handle TFmode for E500
13580 (rs6000_legitimate_address): Also check for TFmode for E500
13582 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
13583 (spe_build_register_parallel): Handle TFmode and TCmode.
13584 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
13586 (function_arg): Handle TFmode and TCmode for E500 double.
13587 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
13589 (print_operand): Handle TFmode and TImode for %y.
13590 (rs6000_generate_compare): Handle TFmode comparisons for E500
13592 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
13593 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
13594 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
13595 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
13596 TFmode for E500 double.
13597 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
13598 (floatsidf2): Enable for E500 double.
13599 (movtf_softfloat): Use rs6000_nonimmediate_operand.
13600 (extenddftf2): Change to extenddftf2_fprs.
13601 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
13602 depending on TARGET_E500_DOUBLE.
13603 (extendsftf2): Enable for E500 double.
13604 (trunctfdf2): Enable for E500 double.
13605 (trunctfsf2): Change to trunctfsf2_fprs.
13606 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
13607 depending on TARGET_E500_DOUBLE.
13608 (floatsitf2): Enable for E500 double.
13609 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
13610 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
13611 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
13612 (negtf2): Change to negtf2_internal.
13613 (negtf2): New expander.
13614 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
13615 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
13616 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
13617 (movdi_internal32): Use rs6000_nonimmediate_operand.
13618 (unnamed splitter): Likewise.
13619 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
13620 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
13621 (SPE64TF, DITI): New mode macros.
13622 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
13625 (frob_<mode>_di_2): New.
13626 (frob_tf_di_8_2): New.
13627 (frob_di_df): Change to frob_di_<mode>; allow more modes.
13629 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
13631 (frob_ti_<mode>_8_2): New.
13632 (frob_ti_tf_2): New.
13633 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
13634 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
13636 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
13637 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
13638 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
13639 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
13640 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
13641 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
13644 2007-01-23 Ian Lance Taylor <iant@google.com>
13646 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
13648 (OBJS-archive): Reformat, alphabetize.
13649 (OBJS): Change out_object_file to OBJS-md.
13651 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
13653 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13654 JUMP_P and CALL_P predicates where applicable.
13655 * config/i386/i386.c: Ditto.
13656 * config/i386/i386.md: Ditto.
13657 * config/i386/mmx.md: Ditto.
13658 * config/i386/predicates.md: Ditto.
13660 2007-01-22 Andreas Schwab <schwab@suse.de>
13662 * config/m68k/m68k.h: Fix comment.
13664 2007-01-22 Jan Hubicka <jh@suse.cz>
13666 * passes.c (init_optimization_passes): Do not rerun
13667 pass_early_warn_uninitialized.
13669 2007-01-22 Richard Guenther <rguenther@suse.de>
13671 PR tree-optimization/30038
13672 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
13674 (execute_cse_sincos_1): Likewise.
13675 (execute_cse_sincos): Likewise.
13676 (gate_cse_sincos): Likewise.
13677 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
13678 the cexpi() canonicalization of sincos().
13679 * tree-pass.h (pass_cse_sincos): Declare.
13680 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
13682 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13684 PR rtl-optimization/29329
13685 * combine.c (replaced_rhs_insn): Rename to i2mod.
13686 (replaced_rhs_value): Rename to i2mod_new_rhs.
13687 (i2mod_old_rhs): New global variable.
13688 (combine_instructions): Adjust for above change. Save a copy of
13689 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
13690 note are substituted in the second instruction.
13691 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
13692 ditch the note if it pertains to the second eliminated register
13693 and this register is mentioned in i2mod_old_rhs.
13696 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
13698 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
13699 the insn to which the note was originally attached.
13701 2007-01-21 Jan Hubicka <jh@suse.cz>
13703 * ipa-inline.c (inlining_mode): Comment, move up.
13704 (cgraph_decide_inlining_incrementally): Do not perform inlining
13705 itself; fix handling of flattening of self recursive functions.
13706 (cgraph_find_cycles): Remove.
13707 (cgraph_flatten_node): Remove.
13708 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
13709 (try_inline): New function.
13710 (cgraph_early_inlining): Update call of
13711 cgraph_decide_inlining_incrementally. Apply inlining here.
13712 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
13714 2007-01-21 Dirk Mueller <dmueller@suse.de>
13717 * tree-vrp.c (check_array_bounds): do not warn
13718 about ADDR_EXPR's of ARRAY_REF's which are immediately
13719 used in binary expressions.
13721 2007-01-21 Ira Rosen <irar@il.ibm.com>
13723 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
13724 read_write_dep and macros for its access.
13725 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
13726 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
13727 argument, call vect_check_interleaving for every independent pair of
13728 data-refs. Mark loads that access the same memory location as a store
13730 (vect_check_dependences): Remove.
13731 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
13732 call, fix the call to vect_analyze_data_ref_dependence.
13733 (vect_analyze_data_ref_access): For statements that access the same
13734 data-ref, check that they are not stores; for loads, check that there
13735 is no store that access the same location.
13737 2007-01-20 Roger Sayle <roger@eyesopen.com>
13738 Joseph Myers <joseph@codesourcery.com>
13740 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
13741 (-fdump-rtl-stack): Likewise.
13742 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
13743 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
13744 (-mpt-fixed): Use @minus{} for minus sign.
13745 (Using Precompiled Headers): Fix under/overfull hbox.
13747 2007-01-20 Jan Hubicka <jh@suse.cz>
13749 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
13750 place within annotation.
13752 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13754 * pa.c (output_move_double): Change array size of xoperands to 4.
13756 2007-01-20 Jan Hubicka <jh@suse.cz>
13758 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
13761 2007-01-19 Ian Lance Taylor <iant@google.com>
13763 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
13764 constant to unsigned HOST_WIDE_INT before negating.
13766 2007-01-19 Ian Lance Taylor <iant@google.com>
13768 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
13770 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
13771 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13772 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
13773 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
13774 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13775 (realloc_vdef, realloc_vuse): Change second parameter to
13777 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
13778 fields to unsigned.
13779 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
13780 unsigned. Change x and lim locals to unsigned.
13781 (realloc_vdef, realloc_vuse): Change num_elem parameter to
13783 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
13784 (copy_virtual_operands): Change i and n locals to unsigned.
13786 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13788 PR middle-end/29335
13789 * builtins.c (fold_builtin_1): Handle builtin fdim.
13791 2007-01-20 Jan Hubicka <jh@suse.cz>
13793 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
13794 * tree-ssa-structalias.c (compute_points_to_sets): Do call
13795 init_alias_heapvars.
13796 (init_alias_heapvars): Initialize only when not already initialized.
13797 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
13799 2007-01-19 Roger Sayle <roger@eyesopen.com>
13801 * common.opt (fsigned-zeros): New command line option.
13802 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
13803 of flag_unsafe_math_optimizations.
13804 * opts.c (set_fast_math_flags): The -ffast-math command line option
13805 implies -fno-signed-zeros.
13806 (fast_math_flags_set_p): Likewise.
13808 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13809 the documentation of -ffast-math appropriately. Wrap long lines.
13811 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13813 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13814 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13816 2007-01-19 Tomas Bily <tbily@suse.cz>
13818 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13820 (tree_init_ic_make_global_vars): New function
13821 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13822 (tree_gen_ic_profiler): New function
13823 (tree_gen_ic_func_profiler): New function
13824 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13825 (tree_profile_hooks): Added hook for indirec/virtual calls
13826 * value-prof.c (tree_find_values_to_profile): New case for
13828 (tree_values_to_profile): Call for determining indirect/virtual
13830 (tree_indirect_call_to_profile): New function
13831 (tree_ic_transform): New function
13832 (tree_ic): New function
13833 (find_func_by_pid): New function
13834 (init_pid_map): New function
13835 (tree_value_profile_transformations): Added check for
13836 indirect/virtual call transformation
13837 * value-prof.h (enum hist_type): New counter type for
13838 indirect/virtual calls
13839 (profile_hooks): Added new hook for profiling indirect/virtual
13841 * profile.c (instrument_values): New case for indirect/virtual
13843 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13844 (GCOV_COUNTER_V_INDIR): New counter type
13845 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13846 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13848 * cgraph.c: Definition of cgraph_max_pid
13849 (cgraph_create_node): Default init of pid attribute
13850 * cgraph.h: Declaration of cgraph_max_pid
13851 (struct cgraph_node): Added pid attribute
13852 * libgcov.c (__gcov_indirect_call_profiler): New function
13853 (__gcov_one_value_profiler_body): New function
13854 (__gcov_one_value_profiler): Body was moved to
13855 __gcov_one_value_profiler_body and calls it
13857 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13859 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13860 * gengtype.c (write_types_data, write_func_for_structure,
13861 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13862 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13863 (walk_type, write_func_for_structure): Generate the mark_hook if
13866 2007-01-19 Jan Hubicka <jh@suse.cz>
13868 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13869 'early' argument take inlining mode argument specifying whether to
13870 inline for size/speeed or all functions; add support for flattening;
13872 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13874 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13877 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13878 the name of the declared identifier.
13880 2007-01-19 Dirk Mueller <dmueller@suse.de>
13882 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13883 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13884 duplicate evaluation.
13886 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13888 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13889 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13890 to XFMode, use acosxf2 and truncate result to requested mode.
13891 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13892 (asin<mode>2): Similarly, with asin expanders.
13893 (*fscalexf4_i387): Rename from *fscalexf4.
13894 (expNcorexf3): New expander.
13895 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13896 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13897 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13898 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13899 patterns for SSE math.
13900 (exp10<mode>2): Similarly, with exp10 expanders.
13901 (exp2<mode>2): Similarly, with exp2 expanders.
13902 (expm1<mode>2): Similarly, with expm1 expanders.
13903 (ldexp<mode>3): Similarly, with ldexp expanders.
13904 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13905 Use gen_truncxf<mode>2_i387_noop to truncate result.
13907 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13909 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13910 for ColdFire targets.
13912 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13913 Richard Sandiford <richard@codesourcery.com>
13915 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13916 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13917 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13918 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13919 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13920 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13922 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13924 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13925 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13926 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13927 (*adddi_dilshr32_cf): New pattern.
13928 (adddi3, subdi3): Remove first alternatives.
13930 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13932 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13933 implemented using move.l, do not use its cc result for floating-point
13936 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13938 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13939 from accepting 's' constraints if flag_pic.
13941 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13943 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13944 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13945 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13946 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13948 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
13950 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
13951 ColdFire alternatives.
13952 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
13953 * config/m68k/m68k.md (clzsi2): Define for ColdFire
13954 architectures that support ff1 instruction.
13956 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13957 Julian Brown <julian@codesourcery.com>
13959 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
13960 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
13961 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
13964 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13966 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
13968 (output_move_const_into_data_reg, output_move_simode_const): Delete.
13969 * config/m68k/m68k.c (const_method, const_int_cost): Take a
13970 HOST_WIDE_INT instead of an rtx.
13971 (m68k_rtx_costs): Update call accordingly.
13972 (output_move_const_into_data_reg): Likewise. Fix formatting.
13973 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
13975 (output_move_simode_const): Update calls after above changes.
13976 Rework to use automatic variables and predicates like MEM_P.
13977 * config/m68k/m68k.md (pushexthisi_const): Update call to
13980 2007-01-19 Dirk Mueller <dmueller@suse.de>
13982 * tree-ssa-alias.c (perform_var_substitution): Fix typo
13983 in dump_flags test.
13985 2007-01-19 Richard Guenther <rguenther@suse.de>
13987 * builtins.c (expand_builtin_cexpi): Fall back to expanding
13988 via cexp in case sincos is not available.
13990 2007-01-19 Richard Guenther <rguenther@suse.de>
13992 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
13993 * defaults.h (TARGET_HAS_SINCOS): Default to off.
13994 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
13995 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
13996 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
13997 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
13998 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
13999 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14001 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14003 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14005 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14006 (atan2xf3): Directly generate RTL pattern.
14007 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14008 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14009 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14010 disable patterns for SSE math.
14011 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14012 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14013 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14014 disable patterns for SSE math.
14016 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14018 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14020 2007-01-18 Roger Sayle <roger@eyesopen.com>
14022 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14023 VIEW_CONVERT_EXPR to the same type as it's operand.
14025 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14027 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14028 configured for long double 128.
14030 2007-01-18 Mike Stump <mrs@apple.com>
14032 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14035 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14037 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14040 2007-01-18 Jan Hubicka <jh@suse.cz>
14042 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14043 greater than NUM_VOP_FREE_BUCKETS.
14045 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14047 * tree-ssa-structalias.c: Update comments.
14048 (ptabitmap_obstack): Removed.
14049 (pta_obstack): New.
14050 (oldpta_obstack): Ditto.
14051 (stats): Add a few members.
14052 (struct variable_info): Remove node, complex, address_taken, and
14053 indirect_target members. Add oldsolution member.
14054 (new_var_info): Do not initialize removed members.
14055 (constraint_expr_type): Remove INCLUDES.
14056 (constraint_graph): Add size, implicit_preds, rep,
14057 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14058 (FIRST_REF_NODE): New macro.
14059 (LAST_REF_NODE): Ditto.
14060 (FIRST_ADDR_NODE): Ditto.
14061 (find): New function.
14063 (dump_constraint): Do not handle INCLUDES.
14064 (insert_into_complex): Do not insert duplicate constraints.
14065 (condense_varmap_nodes): Renamed and rewritten into ...
14066 (merge_node_constraints): This. Also fix bug in handling of
14067 offseted copy constraints.
14068 (clear_edges_for_node): No longer need to deal with preds at all,
14069 or removing associated preds/succs.
14070 (merge_graph_nodes): Deal with indirect_cycles.
14071 Don't deal with predecessors.
14072 (add_implicit_graph_edge): New function.
14073 (add_pred_graph_edge): Ditto.
14074 (add_graph_edge): Don't deal with predecessors.
14075 (build_constraint_graph): Removed.
14076 (build_pred_graph): New function.
14077 (build_succ_graph): Ditto.
14078 (struct scc_info): Removed in_component. Added roots, dfs, and
14079 node_mapping. Remove visited_index, unification_queue.
14080 (scc_visit): Deal with union-find we do now.
14081 Deal with cycles with REF nodes.
14082 (collapse_nodes): Renamed and rewritten to ...
14083 (unify_nodes): This.
14084 (process_unification_queue): Removed.
14085 (topo_visit): Cleanup
14086 (do_da_constraint): Use find.
14087 (do_sd_constraint): Ditto.
14088 (do_ds_constraint): Ditto.
14089 (do_complex_constraint): Ditto.
14090 (init_scc_info): Update for removed and added members.
14091 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14092 (find_indirect_cycles): This.
14093 (equivalence_class): New variable.
14094 (label_visit): New function.
14095 (perform_variable_substitution): Rewritten.
14096 (free_var_substitution_info): New function.
14097 (find_equivalent_node): Ditto.
14098 (move_complex_constraints): Ditto.
14099 (eliminate_indirect_cycles): Ditto.
14100 (solve_graph): Only propagate changed bits.
14101 Use indirect cycle elimination.
14103 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14104 (tree_id_eq): Renamed to ...
14105 (tree_vi_eq): This. Update for member change
14106 (insert_id_for_tree): Renamed and rewritten to ...
14107 (insert_vi_for_tree): This.
14108 (lookup_id_for_tree): Renamed and rewritten to ...
14109 (lookup_vi_for_tree): This.
14110 (get_id_for_tree): Renamed and rewritten to ...
14111 (get_vi_for_tree): Ditto.
14112 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14113 (process_constraint): Don't handle INCLUDES.
14114 Remove special ADDRESSOF case.
14115 (find_func_aliases): Rewrite to use vi functions instead of id
14117 (create_function_info_for): Ditto.
14118 (create_variable_info_for): Ditto.
14119 (intra_create_variable_infos): Ditto.
14120 (merge_smts_into): Ditto.
14121 (find_what_p_points_to): Ditto.
14122 (init_base_vars): Ditto.
14123 (init_alias_vars): Ditto.
14124 (remove_preds_and_fake_succs): New function.
14125 (dump_sa_points_to_info): Dump new stats.
14126 (dump_solution_for_var): Use find.
14127 (set_used_smts): Fix formatting.
14128 (compute_points_to_sets): Updated for new functions.
14129 (ipa_pta_execute): Ditto.
14131 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14132 Richard Sandiford <richard@codesourcery.com>
14134 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14136 * calls.c (expand_call): If the return value is a PARALLEL,
14137 extract its first member.
14138 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14139 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14140 use FUNCTION_EXTRA_EPILOGUE.
14141 (m68k_function_value): Return a PARALLEL if the return value
14142 is of a pointer type.
14143 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14144 (FUNCTION_EXTRA_EPILOGUE): Remove.
14145 * config/m68k/m68k.md (D0_REG): New constant.
14147 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14149 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14150 output a NOP for empty epilogues.
14152 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14154 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14155 before function. Extend register save check to include all
14156 registers, not just integer ones.
14158 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14160 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14161 (m68k_use_return_insn): ...this.
14162 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14163 * config/m68k/m68k.c (use_return_insn): Rename to...
14164 (m68k_use_return_insn): ...this.
14165 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14166 of USE_RETURN_INSN.
14168 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14170 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14171 nearest even, fix denormal rounding overflow.
14173 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14175 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14176 f%$smove and f%$move.
14177 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14178 (extendsfdf2_cf): Use fdmove instead of f%&move.
14179 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14180 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14182 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14184 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14187 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14189 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14190 (coldfire_single_format): Declare.
14191 (coldfire_double_format): Likewise.
14192 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14193 of qnan_msb_set to determine the lower bits of a canonical
14195 (encode_ieee_double): Likewise.
14196 (encode_ieee_quad): Likewise.
14197 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14198 (mips_single_format): Likewise.
14199 (ieee_double_format): Likewise.
14200 (mips_double_format): Likewise.
14201 (ieee_extended_motorola_format): Likewise.
14202 (ieee_extended_intel_96_format): Likewise.
14203 (ieee_extended_intel_128_format): Likewise.
14204 (ieee_extended_intel_96_round_53_format): Likewise.
14205 (ibm_extended_format): Likewise.
14206 (mips_extended_format): Likewise.
14207 (ieee_quad_format): Likewise.
14208 (mips_quad_format): Likewise.
14209 (vax_f_format): Likewise.
14210 (vax_d_format): Likewise.
14211 (vax_g_format): Likewise.
14212 (i370_single_format): Likewise.
14213 (i370_double_format): Likewise.
14214 (decimal_single_format): Likewise.
14215 (decimal_double_format): Likewise.
14216 (decimal_quad_format): Likewise.
14217 (c4x_single_format): Likewise.
14218 (c4x_extended_format): Likewise.
14219 (real_internal_format): Likewise.
14220 (coldfire_single_format): New real_format.
14221 (coldfire_double_format): Likewise.
14222 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14223 canonical_nan_lsbs_set.
14224 (pdp11_d_format): Likewise.
14225 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14226 if TARGET_COLDFIRE_CPU.
14228 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14230 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14231 (output_call, m68k_legitimize_call_address): Declare.
14232 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14233 parenthesees. Add support for a 'W' constraint.
14234 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14235 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14236 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14237 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14239 (override_options): Initialize them. Do not set flag_no_function_cse
14240 for TARGET_ID_SHARED_LIBRARY.
14241 (m68k_output_pic_call): Delete.
14242 (m68k_legitimize_call_address): New function.
14243 (print_operand): Remove the %o prefix. Handle the %p prefix.
14244 (output_call): New function.
14245 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14246 target address from the GOT if symbolic jumps are not allowed.
14247 * config/m68k/m68k.md (call, general_operand): Do not set
14248 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14249 Merge separate flag_pic and !flag_pic define_insns into...
14250 (*call, *call_value): ...these new patterns. Match the address
14251 rather than the containing MEM and require it to be a call_operand.
14252 Use output_call to generate the asm template.
14253 * config/m68k/predicates.md (const_call_operand): New predicate.
14254 (call_operand): Likewise.
14256 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14258 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14259 (STACK_GROWS_DOWNWARD): Define to 1.
14260 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14261 comments, emphasizing that these values are only defaults.
14262 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14263 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14265 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14267 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14269 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14270 Richard Sandiford <richard@codesourcery.com>
14272 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14273 (FP_REGNO_P): New macros.
14274 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14275 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14276 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14277 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14279 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14281 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14282 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14284 * config/m68k/t-floatlib: New file, extracting common code from...
14285 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14286 * config/m68k/t-uclinux: Here.
14287 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14288 routines on ColdFire targets.
14290 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14292 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14293 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14294 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14295 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14296 explicitly set MOTOROLA to 1.
14297 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14299 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14300 Nathan Sidwell <nathan@codesourcery.com>
14302 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14303 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14304 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14305 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14306 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14307 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14308 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14309 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14310 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14311 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14312 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14313 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14314 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14315 (DBX_REGISTER_NUMBER): Delete.
14316 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14317 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14318 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14320 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14322 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14323 * config/flat.h: New file.
14324 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14325 OBJECT_FORMAT_FLAT.
14326 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14327 indirect references for -msep-data or -mid-shared-library.
14328 Do not use PC-relative code addresses either.
14329 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14331 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14332 for shared libraries and crt1.o for executables. Use crti.o and
14334 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14335 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14336 Do not add -elf2flt or -shared-lib-id options here.
14337 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14338 Pass -shared-lib-id if -mid-shared-library, taking the library
14339 identifier from -mshared-library-id if given, otherwise
14341 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14342 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14343 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14344 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14345 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14346 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14348 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14349 jump sequence for ISA A and ISA A+.
14350 (PICJUMP): Likewise.
14352 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14354 * config.gcc (m68k-*-uclinux*): Base the port on the common
14355 and m68k GNU/Linux files rather than on the generic ELF ones.
14356 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14357 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14359 2007-01-18 Julian Brown <julian@codesourcery.com>
14360 Richard Sandiford <richard@codesourcery.com>
14362 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14363 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14364 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14366 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14367 80 unconditionally.
14368 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14372 * doc/install.texi: Document m68k-uclinuxoldabi.
14373 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14374 * config/m68k/uclinux-oldabi.h: New file, copied from
14375 config/m68k/uclinux.h.
14377 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14379 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14380 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14381 (m32r_compute_frame_size): Use unsigned for regno.
14382 (m32r_reload_lr): Use gen_frame_mem.
14384 (m32r_output_function_epilogue): Don't output the function epilogue
14386 (m32r_expand_epilogue): New.
14387 (direct_return): Return false if the function has the interrupt
14389 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14390 * config/m32r/m32r.md (epilogue): New expander.
14391 (return_lr, return_rte): New insns.
14392 (return): Make it expander.
14393 (return_normal): New expander.
14395 2007-01-18 Josh Conner <jconner@apple.com>
14398 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14399 support for UNLE, UNLT, UNGE, and UNGT.
14401 2007-01-18 Jan Hubicka <jh@suse.cz>
14403 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14404 * tree-tailcall (add_virtual_phis): Likewise.
14405 (optimize_tail_call): Return TODOs.
14406 (execute_tail_calls): Return TODOs.
14407 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14408 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14410 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14411 Cleanup cfg using TODO.
14412 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14413 * passes.c (execute_function_todo): When cleanup did something, remove
14415 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14416 (make_edges): Don't cleanup_cfg.
14418 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14420 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14421 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14422 operate on the top of stack.
14423 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14424 register handling of instructions that output to the second
14426 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14427 (move_for_stack_reg): Special-case check for dead destination
14428 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14430 * config/i386/i386.md (UNSPEC_TAN): New constant.
14431 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14432 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14433 to correctly model move of constant 1.0 to top stack slot.
14434 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14435 (unnamed peephole2 pattern): Remove corresponding peephole2
14436 pattern that optimizes tan insn and loading of constant 1.0.
14437 (tanxf2): Use fptanxf4_i387.
14438 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14439 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14440 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14441 disable patterns for SSE math.
14442 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14443 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14445 2007-01-18 Dirk Mueller <dmueller@suse.de>
14446 Richard Guenther <rguenther@suse.de>
14449 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
14450 * common.opt (Warray-bounds): Add new warning option.
14451 * c-opts.c (c_common_handle_option): Define -Warray-bounds
14453 * Makefile.in: make tree-vrp.o depend on toplev.h
14454 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
14456 (check_array_refs, check_array_bounds, check_array_ref): New.
14458 2007-01-18 Jan Hubicka <jh@suse.cz>
14460 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
14461 (execute_ssa_ccp): Return flags conditionally.
14462 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
14464 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
14466 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
14468 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
14469 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
14471 * Makefile.c (GTFILES): Add cfglayout.h.
14472 * gengtype.c (open_base_files): Likewise.
14473 * cfglayout.c (cfg_layout_function_footer,
14474 cfg_layout_function_header) Reindent to make gengtype happy.
14475 * cfglayout.h (cfg_layout_function_footer,
14476 cfg_layout_function_header): Add GTY(()) marker.
14478 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
14480 2007-01-18 Ben Elliston <bje@au.ibm.com>
14482 * genautomata.c (write_automata): Include xstrerror output in the
14483 error message if writing the DFA description file fails.
14485 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
14487 * config/mips/mips-protos.h (mips_output_external): Make it
14489 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
14490 * config/mips/mips.c (irix_output_external_libcall): Likewise.
14491 (extern_list): Likewise.
14492 (extern_head): Likewise.
14493 (TARGET_ASM_FILE_END): Likewise.
14494 (mips_file_end): Likewise.
14495 (mips_output_external): Rewritten.
14497 2007-01-18 Ben Elliston <bje@au.ibm.com>
14499 * genpreds.c (write_insn_preds_c): Only write out the function
14500 body for regclass_for_constraint if we have register constraints.
14502 2007-01-17 Tom Tromey <tromey@redhat.com>
14504 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
14505 * doc/install.texi (Testing): Use sourceware.org.
14506 (Binaries): Likewise.
14507 (Specific): Likewise.
14508 * doc/contrib.texi (Contributors): Use sourceware.org.
14510 2007-01-17 Anatoly Sokolov <aesok@post.ru>
14512 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
14513 (AVR_ENHANCED): Rename to ...
14514 (AVR_HAVE_MUL): ... new.
14515 (avr_enhanced_p): Rename to ...
14516 (avr_have_mul_p): ... new.
14517 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
14518 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
14519 * config/avr/avr.c (avr_enhanced_p): Rename to ...
14520 (avr_have_mul_p): ... new.
14521 (base_arch_s): Rename 'enhanced' to 'have_mul'.
14522 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
14523 'avr_enhanced_p' and 'enhanced'.
14524 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
14525 AVR_HAVE_MUL instead of AVR_ENHANCED.
14526 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14527 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
14528 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
14529 instead of AVR_ENHANCED.
14530 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14531 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
14532 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
14534 2007-01-17 Ian Lance Taylor <iant@google.com>
14536 * vec.h (VEC_reserve_exact): Define.
14537 (vec_gc_p_reserve_exact): Declare.
14538 (vec_gc_o_reserve_exact): Declare.
14539 (vec_heap_p_reserve_exact): Declare.
14540 (vec_heap_o_reserve_exact): Declare.
14541 (VEC_OP (T,A,reserve_exact)): New static inline function, three
14543 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
14544 negative parameter.
14545 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
14546 (VEC_OP (T,A,copy)) [all versions]: Likewise.
14547 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
14548 * vec.c (calculate_allocation): Add exact parameter. Change all
14550 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
14551 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
14552 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
14553 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
14554 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
14555 (vec_heap_p_reserve_exact): New function.
14556 (vec_heap_o_reserve_exact): New function.
14558 2007-01-17 Jan Hubicka <jh@suse.cz>
14560 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
14562 2007-01-17 Eric Christopher <echristo@apple.com>
14564 * config.gcc: Support core2 processor.
14566 2007-01-16 Jan Hubicka <jh@suse.cz>
14568 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
14569 the names, just unlink the chain so we don't crash on dangling pointers
14572 2007-01-16 Jan Hubicka <jh@suse.cz>
14574 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
14575 * tree-pass.h: Reorder to make IPA passes appear toegher.
14576 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
14577 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
14578 parameters, do not call early inliner.
14579 * ipa-inline.c: Update comments. Include tree-flow.h
14580 (cgraph_decide_inlining): Do not compute inlining parameters.
14581 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
14582 be called with function context set up.
14583 (pass_ipa_inline): Remove unreachable functions before pass.
14584 (cgraph_early_inlining): Simplify assuming to be called from the
14586 (pass_early_inline): New pass.
14587 (cgraph_gate_ipa_early_inlining): New gate.
14588 (pass_ipa_early_inline): Turn into simple wrapper.
14589 (compute_inline_parameters): New function.
14590 (gate_inline_passes): New gate.
14591 (pass_inline_parameters): New pass.
14592 (apply_inline): Move here from tree-optimize.c
14593 (pass_apply_inline): New pass.
14594 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
14596 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
14597 doing them by hand.
14598 (tree_function_versioning): Do not allocate dummy struct function.
14599 * tree-inline.h (optimize_inline_calls): Update prototype.
14600 * tree-optimize.c (execute_fixup_cfg): Export.
14601 (pass_fixup_cfg): Remove
14602 (tree_rest_of_compilation): Do not apply inlines.
14603 * tree-flow.h (execute_fixup_cfg): Declare.
14604 * Makefile.in (gt-passes.c): New.
14605 * passes.c: Include gt-passes.h
14606 (init_optimization_passes): New passes.
14607 (nnodes, order): New static vars.
14608 (do_per_function_toporder): New function.
14609 (execute_one_pass): Dump current pass here.
14610 (execute_ipa_pass_list): Don't dump current pass here.
14612 2007-01-16 Janis Johnson <janis187@us.ibm.com>
14614 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
14615 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
14617 2007-01-16 David Edelsohn <edelsohn@gnu.org>
14619 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
14620 (strong_alias): Define.
14621 (__gcc_qmul): Provide non-FMA for soft-float.
14622 (__gcc_qdiv): Same.
14627 (__gcc_qunord): New.
14637 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
14638 soft-float functions.
14639 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
14640 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
14641 about long double soft float.
14643 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
14644 Tehila Meyzels <tehila@il.ibm.com>
14646 * tree-vectorizer.h (is_pattern_stmt_p): New.
14647 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
14648 formatting (tabs instead of spaces). Cleanup and clarify setting
14649 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
14650 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
14651 (vectorizable_type_demotion): Check that types are integral.
14652 (vectorizable_type_promotion): Likewise.
14653 (vectorizable_store): Fix typo. Eliminate new-line at end of
14656 2007-01-16 Jan Hubicka <jh@suse.cz>
14658 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
14661 2007-01-15 Eric Christopher <echristo@apple.com>
14663 * ifcvt.c: Include vec.h, vecprim.h.
14664 (check_cond_move_block): New argument regs.
14665 Reorganize. Add registers used to regs.
14666 (cond_move_process_if_block): Use regs set above as
14669 2007-01-15 Eric Christopher <echristo@apple.com>
14671 * config/darwin.h: Update copyright.
14672 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
14673 (LINK_COMMAND_SPEC): Add -u.
14674 (LINK_SPEC): Fix umbrella for above.
14676 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
14678 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
14681 2007-01-15 Tom Tromey <tromey@redhat.com>
14683 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
14684 * doc/install.texi (Testing): Don't mention jacks.
14685 (Configuration): Document --enable-java-maintainer-mode. Move
14686 --with-java-home to libgcj-specific section. Document
14688 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
14690 2007-01-15 Jan Hubicka <jh@suse.cz>
14692 * tree-ssa-dce.c (DCE_TODOs): New.
14693 (propagate_necessity): Return if something changed.
14694 (eliminate_unnecessary_stmts): Likewise.
14695 (perform_tree_ssa_dce): Return TODO flags when needed.
14696 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
14698 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
14700 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
14701 (fyl2x_extend<mode>xf3_i387): New insn pattern.
14702 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
14703 patterns using X87MODEF12 mode macro. Extend operand 1
14704 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14705 (log10<mode>2): Ditto.
14706 (log2<mode>2): Ditto.
14707 (log1p<mode>2): Ditto.
14708 (logb<mode>2): Ditto.
14709 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
14710 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
14711 (*fxtractxf3_i387): Rename from *fxtractxf3.
14712 (fxtract_extend<mode>xf3_i387): New insn pattern.
14713 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
14714 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
14715 and gen_fyl2xxf3_i387().
14717 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
14719 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
14720 * cfgloopmanip.c (fix_loop_placement): Made static. Use
14721 get_loop_exit_edges. Changed return type to bool.
14722 * cfgloop.h (fix_loop_placement): Declaration removed.
14724 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
14726 * param.h (MIN_VECT_LOOP_BOUND): New.
14727 * params.def (MIN_VECT_LOOP_BOUND): New.
14728 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
14729 argument - minimum threshold for number of iterations.
14730 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
14731 argument to declaration.
14732 * tree-vect-analyze.c (vect_analyze_operations): Check value of
14733 MIN_VECT_LOOP_BOUND.
14734 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
14735 slpeel_tree_peel_loop_to_edge with additional argument.
14736 (vect_do_peeling_for_alignment): Likewise.
14737 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
14739 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
14742 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
14743 operands of size 1.
14745 2007-01-14 Jan Hubicka <jh@suse.cz>
14747 * tree-dfa.c (remove_referenced_var): New function.
14748 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
14749 prune referenced vars list too.
14750 * tree-flow.h (remove_referenced_var): Declare.
14752 2007-01-14 Jan Hubicka <jh@suse.cz>
14754 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
14756 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
14757 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
14758 * except.h (verify_eh_throw_table_statements): Kill prototype.
14759 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
14760 into call exrepssions.
14761 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
14763 * tree-cfg.c: Include pointer-set.h.
14764 (verify_node_sharing): Work on pointer set.
14765 (verify_eh_throw_stmt_node): New.
14766 (verify_stmts): Use pointers sets, verify throw_stmt.
14768 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
14770 * ipa-reference.c (analyze_function): Consider also addresses taken
14773 2007-01-12 Roger Sayle <roger@eyesopen.com>
14775 * c-typeck.c (null_pointer_constant_p): Replace use of
14776 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14777 (build_c_cast): Likewise.
14779 2007-01-12 Roger Sayle <roger@eyesopen.com>
14781 * tree.h (force_fit_type_double): Remove unused final argument.
14782 * c-common.c (constant_expression_warning): Replace use of
14783 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14784 (convert_and_check): Likewise.
14785 (shorten_compare): Update call to force_fit_type_double.
14786 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
14787 * convert.c (convert_to_pointer): Update call to
14788 force_fit_type_double.
14789 * fold-const.c (force_fit_type_double): Remove overflowed_const
14791 (int_const_binop, fold_convert_const_int_from_int,
14792 fold_convert_const_int_from_real, fold_div_compare,
14793 fold_sign_changed_comparison, fold_unary, fold_negate_const,
14794 fold_abs_const, fold_not_const): Remove the final argument from
14795 calls to force_fit_type_double.
14797 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14799 * configure.ac: Set insn to "nop" for spu-*-* also.
14800 * configure: Regenerate.
14802 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
14804 * builtins.def : Add BUILT_IN_FREE.
14806 2007-01-12 Jan Hubicka <jh@suse.cz>
14808 PR tree-optimization/30443
14809 * tree-inline.c (tree_function_versioning): Do not optimize when
14810 cloning for inlining.
14812 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14814 * doc/loop.texi: Document recording of loop exits.
14815 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14816 (update_single_exits_after_duplication,
14817 update_single_exit_for_duplicated_loop,
14818 update_single_exit_for_duplicated_loops): Removed.
14819 (duplicate_loop_to_header_edge): Do not call
14820 update_single_exits_after_duplication and
14821 update_single_exit_for_duplicated_loops.
14822 (loop_version): Do not update single_exit information.
14823 (fix_loop_structure): Use record_loop_exits instead of
14824 mark_single_exit_loops.
14825 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14826 the lists of loop exits.
14827 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14828 split_edge, merge_blocks): Update the lists of loop exits.
14829 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14830 loop_optimizer_init.
14831 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14832 of mark_single_exit_loops.
14833 (loop_optimizer_finalize): Call release_recorded_exits.
14834 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14835 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14836 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14837 update single exit information.
14838 * lambda-code.c (perfect_nestify): Ditto.
14839 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14840 (mark_single_exit_loops): Removed.
14841 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14842 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14843 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14845 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14846 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14847 (verify_loop_structure): Verify consistency of the exit lists.
14848 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14849 (set_single_exit): Removed.
14850 * cfgloop.h (struct loop_exit): New function.
14851 (struct loop): single_exit_ field replaced by exits field.
14852 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14853 (struct loops): Added exits hash.
14854 (mark_single_exit_loops, set_single_exit): Declaration removed.
14855 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14857 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14859 * doc/invoke.texi: Avoid use of @headitem.
14861 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14863 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14865 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14867 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14870 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14871 Richard Sandiford <richard@codesourcery.com>
14873 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14874 * config/m68k/m68k.opt: Resort options.
14875 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14877 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14878 Richard Sandiford <richard@codesourcery.com>
14880 * doc/invoke.texi: Document the macros that are defined by
14881 m68k's -mtune and -mhard-float options.
14882 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14883 (m68k_cpp_cpu_family): Likewise.
14884 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14885 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14886 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14887 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14888 (m68k_cpp_cpu_family): Likewise.
14890 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14892 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14893 macros besides mc68000 as tuning macros. Use a switch statement
14894 to set them and mcpu32.
14896 2007-01-12 Julian Brown <julian@codesourcery.com>
14898 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14899 (TARGET_68040_ONLY): Rename to...
14900 (TARGET_68040): ...this.
14901 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14902 * config/m68k/m68k.md: Likewise.
14904 2007-01-12 Julian Brown <julian@codesourcery.com>
14905 Nathan Sidwell <nathan@codesourcery.com>
14906 Richard Sandiford <richard@codesourcery.com>
14908 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14909 the -mcpu= argument associated with the --with-cpu setting.
14910 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14911 if different from the one implied by the -mcpu setting.
14912 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14913 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14914 * doc/invoke.texi: Mention ColdFire in the introduction to the
14915 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14916 -mno-div and -mhard-float options. Make -m68881 a synonym for
14917 -mhard-float. Document the previously-undocumented -m5206e,
14918 -m528x, -m5307 and -m5407 options. Tweak the existing option
14919 documentation for consistency.
14920 * doc/install.texi: Mention new --with-cpu arguments.
14921 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14922 default CPU if neither -mcpu nor -march are specified.
14923 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14924 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14925 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14926 using m68k_tune to decide between families that implement the
14927 same ISA. Use m68k_tune to set __mcfv4e__.
14928 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14929 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14930 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14931 (FL_ISA_C, FL_ISA_MMU): New macros.
14932 (MASK_COLDFIRE): Delete.
14933 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14934 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14935 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14936 (TARGET_HARD_FLOAT): Do not define here.
14937 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14938 (TUNE_68000): New macro.
14939 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14940 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14941 (TUNE_CFV2): Redefine in terms of m68k_tune.
14942 (uarch_type, target_device, fpu_type): New enums.
14943 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14944 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14945 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14946 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14947 (FL_FOR_isa_c): New macros.
14948 (m68k_isa): New enum.
14949 (m68k_target_selection): New structure.
14950 (all_devices, all_isas, all_microarchs): New tables.
14951 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
14952 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
14953 (MASK_ALL_CPU_BITS): Delete.
14954 (m68k_find_selection): New function.
14955 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
14956 Map the legacy target options to a combination of the new ones.
14957 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
14958 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
14959 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
14961 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
14962 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
14964 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
14965 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
14966 * config/m68k/m68k-devices.def: New file.
14968 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14969 Nathan Sidwell <nathan@codesourcery.com>
14971 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
14972 (SUBTARGET_EXTRA_SPECS): New macros.
14973 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
14974 use %(asm_cpu_spec) instead.
14975 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
14976 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
14977 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
14978 (EXTRA_SPECS): Rename to...
14979 (SUBTARGET_EXTRA_SPECS): ...this.
14981 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14982 Richard Sandiford <richard@codesourcery.com>
14983 Julian Brown <julian@codesourcery.com>
14985 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14986 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
14987 to the configuration's default CPU.
14988 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
14989 Remove default masks.
14990 (m680[012]0-*-*): Set the default with_cpu to the first part of
14992 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
14993 (m68k*-*-linux): Extend the --with-cpu handling to...
14994 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
14995 and m68010. Don't set target_cpu_default2.
14996 * doc/install.texi: Document --with-cpu for m68k.
14997 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
14998 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
14999 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15000 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15001 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15002 (ASM_SPEC): Remove use of %(asm_cpu_default).
15003 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15004 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15005 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15006 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15007 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15008 (TARGET_DEFAULT): Delete.
15009 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15010 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15011 (CPP_CPU_SPEC): Delete.
15012 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15013 the appropriate string.
15014 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15015 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15016 (ASM_SPEC): Don't use %(asm_default_spec).
15017 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15018 TARGET_DEFAULT and add MASK_68881.
15019 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15021 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15023 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15024 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15025 MASK_68010 alongside MASK_68020.
15026 * doc/invoke.texi: Document -m68010.
15027 * config/m68k/m68k.opt (m68010): New.
15028 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15030 (TUNE_68010): New macro.
15031 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15032 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15033 (M68K_CPU_m68332): Add MASK_68010.
15034 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15035 fallback definition.
15036 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15038 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15039 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15040 to all entries that use MASK_68020.
15041 (output_move_simode_const, output_move_himode, output_move_qimode)
15042 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15043 instead of TARGET_68020 to select clr behavior. Remove comment
15044 about there being no TARGET_68010.
15045 * config/m68k/m68k.md: Likewise throughout.
15047 2007-01-12 Julian Brown <julian@codesourcery.com>
15049 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15050 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15051 * config/m68k/m68k.md: Likewise.
15053 2007-01-12 Julian Brown <julian@codesourcery.com>
15055 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15056 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15058 2007-01-12 Julian Brown <julian@codesourcery.com>
15060 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15061 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15062 * config/m68k/m68k.md: Likewise.
15064 2007-01-12 Julian Brown <julian@codesourcery.com>
15065 Richard Sandiford <richard@codesourcery.com>
15067 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15068 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15069 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15071 (TARGET_CPU32): Rename to...
15072 (TUNE_CPU32): ...this.
15073 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15074 (TUNE_CFV2): New macros.
15075 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15076 remove conditions that are implied by TARGET_68020.
15077 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15078 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15079 (m68k_output_function_epilogue): Likewise.
15080 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15081 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15082 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15083 non-68000 timings. Refactor multiplication and division costs.
15084 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15085 TUNE_CPU32 instead of TARGET_CPU32.
15086 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15087 and TUNE_68060 instead of TARGET_68060.
15088 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15089 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15091 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15092 && !TARGET_COLDFIRE" to choose between moveq and clr.
15093 Likewise in the unnamed movsf pattern.
15094 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15095 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15098 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15100 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15101 of tabbing before backslashes.
15103 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15105 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15106 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15107 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15109 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15111 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15112 find_interesting_uses_cond.
15113 (find_interesting_uses_cond): Use extract_cond_operands.
15114 (rewrite_use_compare): Use extract_cond_operands and
15115 force_gimple_operand_bsi. Do not call update_stmt.
15116 (determine_use_iv_cost_condition): Use extract_cond_operands.
15117 Return cheaper of using original bound and changing the exit bound.
15119 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15121 PR tree-optimization/29516
15122 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15123 most_expensive_mult_to_index, addr_to_parts,
15124 create_mem_ref, maybe_fold_tmr): Make the type of
15125 fields of TARGET_MEM_REF sizetype.
15126 (move_fixed_address_to_symbol, move_pointer_to_base):
15128 * tree.def (TARGET_MEM_REF): Add comment on types of
15131 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15133 * c-common.c (vector_types_convertible_p): Treat opaque types as
15134 always convertible if they have the same size, but not otherwise.
15136 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15138 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15139 Remove the b_unconditional field.
15140 (noce_try_sign_mask): Do not look at b_unconditional.
15141 (noce_process_if_block): Do not use merge_if_blocks. Update
15142 the CFG here. Do not set b_unconditional.
15143 (cond_move_process_if_block): Likewise.
15144 (find_cond_trap): Likewise.
15145 (check_cond_move_block): Require simple jump insns at the end
15146 of the basic block.
15148 2007-01-11 Jan Hubicka <jh@suse.cz>
15150 PR tree-optimization/1046
15151 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15152 when alias info is not ready.
15153 (pass_tail_recursion): Do not require aliasing.
15154 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15155 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15156 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15157 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15158 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15159 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15160 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15162 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15163 When aliasing is not build, mark statement as volatile.
15165 2007-01-11 Tom Tromey <tromey@redhat.com>
15167 PR preprocessor/15185, PR preprocessor/20989:
15168 * doc/cppopts.texi <-MT>: Update description of algorithm for
15169 computing default target.
15170 <-M, -MD>: Reword "basename" text.
15172 2007-01-11 Roger Sayle <roger@eyesopen.com>
15174 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15175 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15176 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15177 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15178 fold_builtin_bswap, real_constp, fold_builtin_pow,
15179 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15180 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15181 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15182 * convert.c (convert_to_pointer): Likewise.
15183 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15184 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15185 const_binop, fold_convert_const_int_from_int,
15186 fold_convert_const_int_from_real,
15187 fold_convert_const_real_from_real, sign_bit_p,
15188 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15189 fold_sign_changed_comparison, fold_unary, fold_comparison,
15190 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15191 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15192 * print-tree.c (print_node_brief, print_node): Likewise.
15193 * stor-layout.c (place_field, layout_type): Likewise.
15194 * tree-chrec.c (keep_cast): Likewise.
15195 * tree.c (build_vector, build_real, build_real_from_int_cst,
15196 build_complex): Likewise.
15198 2007-01-11 Roger Sayle <roger@eyesopen.com>
15200 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15201 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15203 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15205 * configure.ac (strict1_warn): Rename to strict_warn.
15206 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15207 cc_set_by_configure, quoted_cc_set_by_configure,
15208 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15209 all_boot_languages, all_stagestuff): Remove.
15210 (target_list): Remove bootstrap targets.
15211 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15212 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15213 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15214 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15215 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15216 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15217 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15218 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15219 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15220 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15221 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15222 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15223 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15224 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15225 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15226 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15227 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15228 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15229 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15230 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15231 (mostlyclean): Adjust.
15232 (clean, distclean): Don't mention bootstrap stuff.
15233 * configure: Regenerate.
15234 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15235 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15236 treelang/config-lang.in (stagestuff): Remove.
15237 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15238 stageprofile, stagefeedback, stagestuff): Remove mention.
15240 2007-01-11 Nick Clifton <nickc@redhat.com>
15242 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15244 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15245 (mcore_arith_K_S_operand): Run the test for the S constraint not
15246 the test for the M constraint.
15247 (mcore_addsub_operand): Do not accept integer values that are
15248 larger than 32 bits.
15249 * config/mcore/mcore.md: Remove unused constraints from split.
15250 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15251 (addsi3): Likewise.
15252 (allocate_stack): Likewise.
15253 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15254 operands to 32 bits.
15255 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15257 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15258 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15259 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15260 mcore_output_bclri, mcore_output_andn, output_inline_const,
15261 mcore_output_move, mcore_output_movedouble): Likewise.
15262 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15263 (output_inline_const): Likewise.
15264 (output_inline_const): Fix format strings used in sprintf
15266 * config/mcore/mcore-protos.h: Update prototypes for changed
15267 functions in mcore.c.
15268 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15269 HOST_WIDE_INT and not int.
15270 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15271 CONST_OK_FOR_N): Likewise.
15272 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15273 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15276 2007-01-10 Jan Hubicka <jh@suse.cz>
15278 * tree-vrp.c (remove_range_assertions): Release defs.
15279 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15280 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15282 2007-01-10 Paul Brook <paul@codesourcery.com>
15284 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15285 * config/arm/arm.md (mulsi3subsi): New insn.
15287 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15289 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15290 (tree_transform_and_unroll_loop): New.
15291 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15294 2007-01-10 Robert Kennedy <jimbob@google.com>
15296 * fold-const.c (fold_comparison): Fold comparisons like (x *
15297 1000 < 0) to (x < 0).
15299 2007-01-10 Ian Lance Taylor <iant@google.com>
15301 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15302 operands have the same priority.
15304 2007-01-10 Tom Tromey <tromey@redhat.com>
15306 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15307 (fold_binary): Likewise.
15308 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15309 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15310 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15311 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15312 * langhooks.h (struct lang_hooks): Removed field
15313 'can_use_bit_fields_p'.
15315 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15317 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15319 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15321 * function.c (get_last_funcdef_no): New function.
15322 * function.h (get_last_funcdef_no): Declare.
15323 * tree-inline.c (initialize_cfun): Add initialization.
15324 (tree_function_versioning): Cleanup.
15326 2007-01-10 Jan Hubicka <jh@suse.cz>
15328 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15331 2007-01-10 Sa Liu <saliu@de.ibm.com>
15332 Ben Elliston <bje@au.ibm.com>
15334 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15335 for SAVE_NONLOCAL and Pmode for any other save level.
15336 * spu-protos.h (spu_restore_stack_block): Declare.
15337 * spu.md (save_stack_block): Remove.
15338 (restore_stack_block): Call spu_restore_stack_block.
15339 * spu.c (spu_restore_stack_block): New function.
15340 (spu_expand_epilogue): Remove old comment.
15342 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15344 PR tree-optimization/30322
15345 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15346 (cand_value_at): Return the value as aff_tree.
15347 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15348 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15349 aff_combination_mult): New functions.
15350 (aff_combination_add): Use aff_combination_add_cst.
15351 (aff_combination_convert): Allow conversions to a wider type.
15352 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15353 * tree-affine.h (aff_combination_mult): Declare.
15355 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15357 * doc/tm.texi: Update documentation to reflect reality of exec
15358 and start file search behaviours. Update copyright year.
15359 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15360 header file directories.
15362 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15364 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15365 (*cosxf2): Rename to cosxf2_i387.
15366 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15367 using X87MODEF12 mode macro. Rename patterns to
15368 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15370 (*cosdf2, *cossf2): Ditto.
15371 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15372 to match extended input operands.
15373 (sincos<mode>3): New expander.
15374 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15375 insn patterns and corresponding splitters.
15377 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15379 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15380 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15382 2007-01-09 Nicolas Pitre <nico@cam.org>
15385 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15387 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15389 * target.h (struct gcc_target): New field library_rtti_comdat.
15390 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15391 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15392 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15393 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15395 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15397 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15399 2007-01-08 Richard Guenther <rguenther@suse.de>
15401 * tree.h (force_fit_type_double): Export.
15402 (force_fit_type): Remove.
15403 * fold-const.c (force_fit_type_double): New function.
15404 (force_fit_type): Remove.
15405 (int_const_binop): Use it.
15406 (fold_convert_const_int_from_int): Likewise.
15407 (fold_convert_const_int_from_real): Likewise.
15408 (fold_div_compare): Likewise.
15409 (fold_sign_changed_comparison): Likewise.
15410 (fold_unary): Likewise.
15411 (fold_negate_const): Likewise.
15412 (fold_abs_const): Likewise.
15413 (fold_not_const): Likewise.
15414 * c-common.c (shorten_compare): Use force_fit_type_double.
15415 * convert.c (convert_to_pointer): Likewise.
15417 2007-01-08 Richard Guenther <rguenther@suse.de>
15419 * tree.h (build_int_cst_wide_type): Export.
15420 * tree.c (build_int_cst_wide_type): New function.
15421 (build_int_cst_wide): Fix comment.
15422 * builtins.c (fold_builtin_object_size): Use build_int_cst
15423 to build -1 or 0 of the correct type. Use fit_double_type
15424 to check for overflow.
15425 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15427 (decode_field_reference): Likewise.
15428 (all_ones_mask_p): Likewise.
15429 (native_interpret_int): Use build_int_cst_wide_type.
15430 (fold_binary): Use build_int_cst_type to build an all-ones
15432 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
15434 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15436 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15438 2007-01-09 Ben Elliston <bje@au.ibm.com>
15440 * genautomata.c (STATS_OPTION): New option.
15441 (stats_flag): New flag.
15442 (gen_automata_option): Handle it.
15443 (initiate_automaton_gen): Ditto.
15444 (write_automata): Output statistics only if stats_flag is
15445 set. Likewise, output time statistics only if time_flag is set.
15446 * doc/md.texi (Processor pipeline description): Document new flag.
15448 2007-01-08 Richard Guenther <rguenther@suse.de>
15450 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
15451 * tree.c (build_int_cst_type): Likewise.
15452 (size_in_bytes): Don't call force_fit_type on the result.
15453 (int_fits_type_p): Use fit_double_type.
15454 * fold-const.c (fit_double_type): New function.
15455 (force_fit_type): Use it.
15456 * tree.h (fit_double_type): Export.
15458 2007-01-08 Jan Hubicka <jh@suse.cz>
15460 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
15461 * ipa.c (function_and_variable_visibility): Fix return type.
15463 2007-01-08 Richard Guenther <rguenther@suse.de>
15465 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
15466 of offset to build the index.
15467 * tree-pretty-print.c (dump_generic_node): Don't build negated
15468 const just for printing.
15469 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15470 * builtins.c (fold_builtin_int_roundingfn): Check if result
15471 fits the type by using force_fit_type and comparing the result.
15472 * predict.c (predict_loops): Use compare_tree_int for comparison.
15473 * tree.c (build_int_cst): Fall back to integer_type_node for
15475 (build_int_cst_wide): Assert type is non-null.
15477 2007-01-08 Roberto Costa <roberto.costa@st.com>
15479 * tree-vrp.c (extract_range_from_cond_expr): New.
15480 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
15481 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
15483 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
15484 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
15485 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
15486 used as expressions.
15487 * tree-object-size.c (cond_expr_object_size): New.
15488 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
15490 2007-01-08 Jan Hubicka <jh@suse.cz>
15492 * tree-ssa-forwprop.c (forward_propagate_into_cond,
15493 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
15496 2007-01-08 Richard Guenther <rguenther@suse.de>
15498 PR tree-optimization/23603
15499 * tree-vrp.c (set_value_range_to_truthvalue): New function.
15500 (extract_range_from_binary): Fall back to truthvalue instead of
15501 varying for TRUTH_*_EXPR.
15502 (extract_range_from_comparison): Fall back to truthvalue instead of
15504 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
15505 if all visited PHI values were constant.
15507 2007-01-08 Jan Hubicka <jh@suse.cz>
15509 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
15510 (cgraph_analyze_function): break out from ...
15511 (cgraph_finalize_compilation_unit): ... here.
15512 (cgraph_expand_function): Remove forgoten commented out line.
15513 (cgraph_optimize): Analyze functions.
15515 2007-01-08 Jan Hubicka <jh@suse.cz>
15517 * tree-pas.h (TODO_remove_function): New flag.
15518 (TODO_update*): Renumber.
15519 (pass_ipa_increase_alignment,
15520 pass_ipa_function_and_variable_visibility): New passes.
15521 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
15522 (cgraph_function_and_variable_visibility): Move to ipa.c
15523 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
15524 cgraph_increase_alignment.
15525 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
15526 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
15527 calling tree-inline.
15528 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
15529 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
15530 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
15531 (gate_increase_alignment): New function.
15532 (pass_ipa_increase_alignment): New pass.
15533 * ipa.c: Inline tree-pass.h and timevar.h
15534 (function_and_variable_visibility): Move here from cgraphunit.c
15535 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
15536 * passes.c (init_optimization_passes): Add the two new passes.
15537 (execute_todo): Handle cgraph_remove_functions.
15539 2007-01-08 Nick Clifton <nickc@redhat.com>
15541 * config/frv/predicates.md (reg_or_0_operand): Accept
15544 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
15546 * config/bfin/rtems.h, config/bfin/t-rtems: New.
15547 * config.gcc: Add bfin*-rtems*.
15549 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15551 * c.opt: Add -flax-vector-conversions.
15552 * c-typeck.c (convert_for_assignment): Pass flag to
15553 vector_types_convertible_p to allow emission of note.
15554 (digest_init): Likewise.
15555 * c-opts.c: Handle -flax-vector-conversions.
15556 * c-common.c (flag_lax_vector_conversions): New.
15557 (vector_types_convertible_p): Unless -flax-vector conversions
15558 has been passed, disallow conversions between vectors with
15559 differing numbers of subparts and/or element types. If such
15560 a conversion is disallowed, possibly emit a note on the first
15561 occasion only to inform the user of -flax-vector-conversions.
15562 The new last argument specifies this.
15563 * c-common.h (flag_lax_vector_conversions): New.
15564 (vector_types_convertible_p): Add extra argument.
15565 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
15566 char_type_node for V*QI type vectors.
15567 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
15568 Update to satisfy new typechecking rules.
15569 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
15570 C and C++ variants.
15571 * doc/invoke.texi (C Dialect Options): Document
15572 -flax-vector-conversions.
15574 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15576 PR tree-optimization/29877
15577 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
15578 a register variable on the RHS to not be replaceable.
15580 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
15581 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
15582 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
15583 const_simm15, const_pow2, const_npow2): Added.
15584 * config/score/misc.md (insv, extv, extzv, movmemsi,
15585 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
15586 * config/score/score.c (score_address_cost, score_select_cc_mode):
15588 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
15589 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
15590 Update score_print_operand.
15591 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
15592 Adjust register allocate order and update some macro define.
15593 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
15594 mdx_block_move_straight, mdx_block_move_loop_head,
15595 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
15596 mdx_block_move): Added.
15597 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
15598 mdp_limm): Updated and fix some bug and typo.
15599 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
15600 (movsf, movdf, doloop_end): Added.
15602 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
15604 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
15605 config/arm/thumb2.md: Fix comment typos.
15606 * doc/extend.texi: Fix a typo.
15608 2007-01-07 Eric Christopher <echristo@apple.com>
15610 * configure.ac: Check for __stack_chk_fail for darwin.
15611 * configure: Regenerate.
15613 2007-01-07 Richard Guenther <rguenther@suse.de>
15615 * tree-vrp.c (extract_range_from_assert): CSE calls to
15616 compare_values where possible.
15617 (extract_range_from_unary_expr): Likewise.
15619 2007-01-07 Anatoly Sokolov <aesok@post.ru>
15621 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
15622 * config/avr/avr.c (call_insn_operand): Delete function.
15623 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
15624 instead of register number. Use predicates.
15625 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
15626 call_insn_operand): Add.
15628 2007-01-06 Jan Hubicka <jh@suse.cz>
15630 * tree-pass.h (pass_build_cgraph_edges): Declare.
15631 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
15632 (visited_nodes): Remove.
15633 (cgraph_create_edges): Move to cgraphbuild.c; rename to
15634 build_cgrpah_edges; make visited_nodes local.
15635 (cgraph_process_new_functions): DO not call initialize_inline_failed.
15636 (record_references_in_initializer): Move to cgraphbuild.c
15637 (initialize_inline_failed, rebuild_cgraph_edges,
15638 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
15639 (verify_cgraph_node): Make visited_nodes local.
15640 (cgraph_analyze_function): Do not call cgraph_create_edges and
15641 initialize_inline_failed.
15642 (cgraph_expand_function): Do not call cgraph_lower_function;
15643 assert that function is already lowered.
15644 * Makefile.in (cgraphbuild.o): New.
15645 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
15646 at the end of lowering passes.
15648 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
15650 * ifcvt.c (cond_move_convert_if_block): New function, code
15651 factored out from...
15652 (cond_move_process_if_block): ...here. Call the new function
15653 on the THEN and ELSE blocks.
15654 (merge_if_block): Do not copy global_live_at_end, merge_blocks
15655 already takes care of this.
15657 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15660 * tree.h (TREE_OVERFLOW_P): New.
15661 * c-typeck.c (parser_build_unary_op): Warn only if result
15662 overflowed and operands did not.
15663 (parser_build_binary_op): Likewise.
15664 (convert_for_assignment): Remove redundant overflow_warning.
15665 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
15667 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15669 * c-typeck.c (store_init_value): Split over two lines to follow
15670 the GNU coding style.
15672 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
15674 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
15675 __GXX_EXPERIMENTAL_CXX0X__.
15676 * doc/cpp.texi: Same.
15678 2007-01-05 Richard Guenther <rguenther@suse.de>
15680 PR middle-end/27826
15681 * tree.c (get_narrower): Do not construct COMPONENT_REFs
15682 with mismatched types. Instead explicitly build a
15683 conversion NOP_EXPR.
15685 2007-01-05 Ian Lance Taylor <iant@google.com>
15687 * c-common.c (decl_with_nonnull_addr_p): New function.
15688 (c_common_truthvalue_conversion): Call it.
15689 * c-typeck.c (build_binary_op): Likewise.
15690 * c-common.h (decl_with_nonnull_addr_p): Declare.
15692 2007-01-05 Jakub Jelinek <jakub@redhat.com>
15695 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
15698 2007-01-05 Joel Brobecker <brobecker@adacore.com>
15700 * doc/install.texi (Final install): Document the fact that
15701 the GNAT runtime should not be stripped.
15703 2007-01-04 Jan Hubicka <jh@suse.cz>
15705 * tree-inline.c (fold_marked_statements): Update operand caches
15706 and EH after folding
15708 2007-01-04 Ian Lance Taylor <iant@google.com>
15710 * c-common.c (check_function_nonnull): Whitespace fix.
15712 2007-01-04 Jan Hubicka <jh@suse.cz>
15714 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
15715 comitted older version of patch.
15716 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
15717 function, celanup cfg and collect garbage.
15719 2007-01-04 Mike Stump <mrs@apple.com>
15721 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
15724 2007-01-04 Eric Christopher <echristo@apple.com>
15726 * libgcc2.c (__bswapsi2): Use SItype.
15727 (__bswapdi2): Use DItype.
15728 * libgcc2.h: Update for above.
15730 2007-01-04 Paul Brook <paul@codesourcery.com>
15732 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
15733 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
15734 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
15735 umulsidi3, umulsidi3adddi, smulsi3_highpart,
15736 umulsi3_highpart): Make conditional on !arm_arch6.
15737 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
15738 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
15739 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
15740 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
15741 umulsi3_highpart_v6): New insns.
15743 2007-01-04 Roger Sayle <roger@eyesopen.com>
15745 * fold-const.c (fold_convert): When casting an expression to void,
15746 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
15747 have a type. Instead of attempting to build a NOP_EXPR, return
15748 these "special" trees directly.
15750 2007-01-04 Joseph Myers <joseph@codesourcery.com>
15752 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
15753 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
15754 rs6000_cost->fp not 0 as adjustment for outer NEG.
15756 2007-01-04 Jan Hubicka <jh@suse.cz>
15758 * cgraph.c (cgraph_release_function_body): New function.
15759 (cgraph_remove_node): Use it.
15760 * cgraph.h (cgraph_release_function_body): Declare.
15761 * cgraphunit.c (cgraph_expand_function): Use it.
15762 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
15763 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
15764 is initialized and while compilation of other function is running.
15765 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
15766 statement CFG annotations from here to ...
15767 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
15769 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
15771 * cfgloop.h (enum li_flags): Make the constants powers of two.
15773 2007-01-04 Jan Hubicka <jh@suse.cz>
15775 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
15777 (fold_marked_statements): New function.
15778 (optimize_inline_calls, tree_function_versioning): Fold new statements.
15779 * tree-inline.h (copy_body_data): Add statements_to_fold.
15781 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
15783 * config.gcc: Mention libgcc/config.host.
15784 * Makefile.in: Update comments mentioning libgcc.
15785 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
15786 (all.cross, start.encap, rest.encap, rest.cross): Update
15787 dependencies for libgcc move.
15788 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
15789 (clean-target, clean-target-libgcc): Delete.
15790 (srcdirify, GCC_EXTRA_PARTS): New macros.
15791 (libgcc-support, libgcc.mvars): New rules.
15792 (distclean): Remove mention of mklibgcc.
15793 (install): Don't reference INSTALL_LIBGCC.
15794 (install-common): Don't reference EXTRA_PARTS.
15795 (install-libgcc, install-multilib): Delete rules.
15796 * mklibgcc.in: Delete file.
15797 * doc/configfiles.texi: Don't mention mklibgcc.
15799 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
15800 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
15801 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
15802 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
15803 (mklibgcc, ldblspecs): Likewise.
15805 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
15806 (posixpre.def): Use $(T).
15807 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15808 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15809 (SHLIB_LINK): Make dummy.
15810 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15812 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15814 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15815 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15816 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15817 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15819 * configure.ac (all_outputs): Remove mklibgcc.
15820 * configure: Regenerated.
15822 2007-01-03 Josh Conner <jconner@apple.com>
15824 PR middle-end/29683
15825 * calls.c (compute_argument_addresses): Set stack and stack_slot
15826 for partial args, too.
15827 (store_one_arg): Use locate.size.constant for the size when
15828 generating a save_area.
15830 2007-01-03 Robert Kennedy <jimbob@google.com>
15832 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15833 whose definitions are deleted due to basic block merging.
15835 2007-01-03 Paul Brook <paul@codesourcery.com>
15838 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15840 (use_return_insn): Return 0 for Thumb interrupt functions.
15841 (print_multi_reg): Add rfe argument for IRQ returns.
15842 (arm_output_epilogue): Pop interrupt return address directly into PC.
15843 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15845 2007-01-03 Paul Brook <paul@codesourcery.com>
15847 Merge from sourcerygxx-4_1.
15848 * config/arm/thumb2.md: New file.
15849 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15851 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15852 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15853 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15854 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15856 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15857 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15859 * config/arm/ieee754-sf.S: Ditto.
15860 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15861 (thumb1_base_register_rtx_p): ... to this.
15862 (thumb_index_register_rtx_p): Rename...
15863 (thumb1_index_register_rtx_p): ... to this.
15864 (thumb_output_function_prologue): Rename...
15865 (thumb1_output_function_prologue): ... to this.
15866 (thumb_legitimate_address_p): Rename...
15867 (thumb1_legitimate_address_p): ... to this.
15868 (thumb_rtx_costs): Rename...
15869 (thumb1_rtx_costs): ... to this.
15870 (thumb_compute_save_reg_mask): Rename...
15871 (thumb1_compute_save_reg_mask): ... to this.
15872 (thumb_final_prescan_insn): Rename...
15873 (thumb1_final_prescan_insn): ... to this.
15874 (thumb_expand_epilogue): Rename...
15875 (thumb1_expand_epilogue): ... to this.
15876 (arm_unwind_emit_stm): Rename...
15877 (arm_unwind_emit_sequence): ... to this.
15878 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15879 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15880 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15881 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15882 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15883 thumb2_output_casesi): New functions.
15884 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15885 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15886 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15887 THUMB2_WORK_REGS): Define.
15888 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15889 arm_condexec_mask, arm_condexec_masklen)): New variables.
15890 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15891 (arm_override_options): Check new CPU capabilities.
15892 Set new architecture flag variables.
15893 (arm_isr_value): Handle v7m interrupt functions.
15894 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15896 (const_ok_for_arm): Handle Thumb-2 constants.
15897 (arm_gen_constant): Ditto. Use movw when available.
15898 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15900 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15901 (thumb_find_work_register, arm_load_pic_register,
15902 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15903 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15904 print_multi_reg, output_mov_long_double_fpa_from_arm,
15905 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15906 output_mov_double_fpa_from_arm, output_move_double,
15907 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15908 output_return_instruction, arm_output_function_prologue,
15909 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15910 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15911 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15912 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15913 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15914 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15916 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15917 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15918 (arm_file_start): Output directive for unified syntax.
15919 (arm_unwind_emit_set): Handle stack alignment instruction.
15920 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15921 Add v6t2, v7, v7a, v7r and v7m.
15922 (RETLDM): Add Thumb-2 code.
15923 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15924 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15925 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15926 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15927 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15928 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15929 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15930 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15931 ADJUST_INSN_LENGTH): Define.
15932 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15933 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15934 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15935 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15936 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15937 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15938 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15939 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15940 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15941 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15942 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15943 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15944 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15945 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15946 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15947 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15948 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
15950 * config/arm/arm-tune.md: Regenerate.
15951 * config/arm/arm-protos.h: Update prototypes.
15952 * config/arm/vfp.md: Enable patterns for Thumb-2.
15953 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
15954 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
15955 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
15956 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
15957 * config/arm/libunwind.S: Add Thumb-2 code.
15958 * config/arm/constraints.md: Update include Thumb-2.
15959 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
15960 * config/arm/ieee754-df.S: Ditto.
15961 * config/arm/bpabi.S: Ditto.
15962 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
15963 * config/arm/predicates.md (low_register_operand,
15964 low_reg_or_int_operand, thumb_16bit_operator): New.
15965 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
15966 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
15967 * config/arm/t-arm-elf: Add armv7 multilib.
15968 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
15970 (UNSPEC_STACK_ALIGN, ce_count): New.
15971 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
15972 arm_zero_extendsidi2, arm_zero_extendqidi2): New
15974 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
15975 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
15976 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
15977 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
15978 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
15979 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
15981 * doc/extend.texi: Document ARMv7-M interrupt functions.
15982 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
15984 2007-01-03 Jakub Jelinek <jakub@redhat.com>
15986 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
15987 (struct _Unwind_Context): Rename args_size to flags, remove
15988 signal_frame field, add a new args_size field and version field.
15989 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
15990 _Unwind_IsExtendedContext): New inline functions.
15991 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
15992 Assume by_value array is only present if _Unwind_IsExtendedContext.
15993 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
15994 _Unwind_IsSignalFrame.
15995 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
15996 (uw_update_context_1): Use _Unwind_SetSignalFrame.
15997 (uw_init_context_1): Initialize context->flags to
15998 EXTENDED_CONTEXT_BIT.
15999 * config/rs6000/linux-unwind.h (frob_update_context): Use
16000 _Unwind_SetSignalFrame.
16002 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16004 PR middle-end/30353
16005 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16006 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16009 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16011 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16012 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16013 RET, AT_SP): Remove.
16014 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16017 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16018 * cfgbuild.c (find_basic_blocks): Likewise.
16019 * cfgrtl.c (rtl_create_basic_block): Likewise.
16020 * function.c (temp_slots_at_level): Likewise.
16021 * reg-stack.c (stack_regs_mentioned): Likewise.
16022 * regclass.c (allocate_reg_info): Likewise.
16023 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16024 set_bb_for_stmt, move_block_to_fn): Likewise.
16025 * tree-complex.c (tree_lower_complex): Likewise.
16026 * vec.h (VEC_safe_grow_cleared): New.
16028 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16030 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16032 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16033 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16035 * cfgloopmanip.c (scale_loop_frequencies): Export.
16036 (loopify): Scale the frequencies by prescribed coefficients.
16037 (set_zero_probability): New function.
16038 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16039 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16040 and frequencies according to arguments.
16041 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16043 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16044 * modulo-sched.c (sms_schedule): Set probabilities for entering
16045 versioned loop correctly.
16046 * tree-vect-transform.c (vect_transform_loop): Ditto.
16047 * cfgloop.h (loopify, loop_version): Declaration changed.
16048 (scale_loop_frequencies): Declared.
16050 2007-01-02 Jan Hubicka <jh@suse.cz>
16052 * cgraph.c: Include tree-flow.h
16053 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16054 early_local_passes.
16055 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16056 * tree-pass.h (pass_all_early_optimizations): Declare.
16057 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16058 early_local_passes.
16059 (cgraph_analyze_function): Do early_local_passes.
16060 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16061 Do not add referenced vars.
16062 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16064 (gate_all_early_local_passes): New gate.
16065 (pass_early_local_passes): Use new gate.
16066 (execute_early_local_optimizations): New functions.
16067 (gate_all_early_optimizations): New gate.
16068 (pass_all_early_optimizations): New pass.
16069 (execute_free_datastructures): Free SSA only when initialized.
16070 (gate_init_datastructures): Init only when optimizing.
16071 (tree_lowering_passes): Do early local passes when called late.
16072 * tree-profile.c (do_tree_profiling): Don't profile functions added
16074 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16075 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16077 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16078 during early_local_passes.
16079 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16082 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16084 * Makefile.in: Update copyright year.
16086 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16088 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16089 in $(lang_checks) and check-consistency targets.
16091 2007-01-02 Jan Hubicka <jh@suse.cz>
16093 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16094 Do not add referenced vars.
16095 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16097 * passes.c (init_optimization_passes): Put mudflap_2 after
16098 free_datastructures.
16100 2007-01-02 Jan Hubicka <jh@suse.cz>
16102 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16103 Set NOTHROW flag on call statements proved to be nothrow.
16104 Update statement of local calls so new pure/const functions are
16105 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16107 (tree_rest_of_compilation): Register hooks and initialize bitmap
16108 early. Do not set after_inlining flag.
16110 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16112 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16113 HOST_BITS_PER_LONGLONG
16115 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16118 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16119 warning for non-static initializers.
16121 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16123 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16124 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16125 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16126 Always use set_unique_reg_note to add REG_EQUAL notes.
16128 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16131 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16133 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16134 * cfgbuild.c (find_basic_blocks): Likewise.
16135 * cfgrtl.c (rtl_create_basic_block): Likewise.
16136 * function.c (temp_slots_at_level): Likewise.
16137 * reg-stack.c (stack_regs_mentioned): Likewise.
16138 * regclass.c (allocate_reg_info): Likewise.
16139 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16140 set_bb_for_stmt, move_block_to_fn): Likewise.
16141 * tree-complex.c (tree_lower_complex): Likewise.
16142 * vec.h (VEC_safe_grow_cleared): New.
16144 2007-01-02 Ian Lance Taylor <iant@google.com>
16146 * c-common.c (c_common_truthvalue_conversion): When warning about
16147 using an assignment as a truth value, set TREE_NO_WARNING.
16149 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16152 * c.opt (Wold-style-declaration): New.
16153 * doc/invoke.texi (C-only Warning Options): New.
16154 (Wold-style-declaration): Document it.
16155 (Wextra): Enabled by -Wextra.
16156 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16157 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16158 -Wold-style-declaration.
16160 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16162 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16163 * cfgbuild.c (find_basic_blocks): Likewise.
16164 * cfgrtl.c (rtl_create_basic_block): Likewise.
16165 * function.c (temp_slots_at_level): Likewise.
16166 * reg-stack.c (stack_regs_mentioned): Likewise.
16167 * regclass.c (allocate_reg_info): Likewise.
16168 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16169 set_bb_for_stmt, move_block_to_fn): Likewise.
16170 * tree-complex.c (tree_lower_complex): Likewise.
16171 * vec.h (VEC_safe_grow_cleared): New.
16173 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16175 * c-common.c (c_common_nodes_and_builtins): Since variants of
16176 void_type_node get built before it is given a name, we need to
16177 give those variants the name, too.
16178 (complete_array_type): We need to work with the canonical main
16179 type of the array, from which we will build the qualified version.
16180 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16181 * print-tree.c (print_node): Display canonical type information
16183 * stor-layout.c (layout_type): When we don't know the
16184 alignment of a type for which we're building an array, we end up
16185 guessing wrong, so make the type require structural equality.
16186 * tree.c (make_node_stat): When we build a new type, it is its
16187 own canonical type.
16188 (build_type_attribute_qual_variant): When building an attribute
16189 variant, its canonical type is the non-attribute variant. However,
16190 if the attributes are target-dependent and they differ, we need to
16191 use structural equality checks for this type.
16192 (build_qualified_type): A qualified type is not equivalent to its
16193 unqualified variant; set the canonical type appropriately.
16194 (build_distinct_type_copy): When building a distinct type from
16195 another type, the new type is its own canonical type.
16196 (build_variant_type_copy): When building a new type variant, we
16197 assume that it is equivalent to the original type.
16198 (build_pointer_type_for_mode): When building a pointer type, also
16199 build a canonical type pointer.
16200 (build_reference_type_for_mode): When building a reference type,
16201 also build a canonical type reference.
16202 (build_index_type): When we can't hash an index type (e.g.,
16203 because its maximum value is negative), the index type requires
16204 structural equality tests.
16205 (build_array_type): Build the canonical form of an array type.
16206 (build_function_type): Function types require structural equality,
16207 because they contain default arguments, attributes, etc.
16208 (build_method_type_directly): Ditto for method types.
16209 (build_offset_type): Build the canonical offset type.
16210 (build_complex_type): Build the canonical vector type.
16211 (make_vector_type): Build the canonical vector type.
16212 * tree.h (TYPE_CANONICAL): New.
16213 (TYPE_STRUCTURAL_EQUALITY_P): New.
16214 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16215 (struct tree_type): Added "canonical" field.
16216 * params.h (VERIFY_CANONICAL_TYPES): New.
16217 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16218 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16219 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16220 * doc/invoke.texi (verify-canonical-types): Document --param
16221 parameter for verifying canonical types.
16223 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16225 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16226 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16227 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16228 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16230 * config/rs6000/e500.h: New.
16231 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16232 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16234 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16235 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16236 TARGET_E500_DOUBLE): Remove.
16237 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16238 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16239 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16240 * config/rs6000/rs6000.c (rs6000_override_options): Use
16241 CHECK_E500_OPTIONS.
16243 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16245 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16246 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16247 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16248 rs6000_emit_cmove): Don't check TARGET_E500.
16249 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16250 sordered): Don't check TARGET_E500.
16252 2007-01-01 Eric Christopher <echristo@apple.com>
16254 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16255 HARD_REGISTER_NUM_P.
16257 2007-01-01 Roger Sayle <roger@eyesopen.com>
16259 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16260 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16261 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16264 2007-01-01 Mike Stump <mrs@apple.com>
16266 * configure.ac: Remove support for building with Apple's gcc-3.1.
16268 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16270 PR middle-end/30311
16271 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16272 REG is a hard register. Do not modify REG before calling
16274 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16275 multiple of the size of YMODE for certain lowpart cases.
16277 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16279 PR middle-end/30253
16280 * gimplify (voidify_wrapper_expr): Update for
16281 GIMPLE_MODIFY_STMT.
16283 2007-01-01 Andreas Schwab <schwab@suse.de>
16286 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16287 save of BR0 in extra_spill_size instead of spill_size.
16288 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16290 (ia64_expand_epilogue): Restore BR0 from its new location.
16292 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16294 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16295 Use a temporary variable if the left hand side is not a gimple
16298 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16300 * gimplify.c (gimplify_return_expr): Make the temporary variable
16301 for the return expression, a gimple register variable.
16303 2007-01-01 Jan Hubicka <jh@suse.cz>
16305 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16308 2007-01-01 Mike Stump <mrs@apple.com>
16310 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16312 * config/darwin.c (machopic_select_rtx_section): Use
16313 HAVE_GAS_LITERAL16.
16314 (darwin_mergeable_constant_section): Likewise.
16315 * configure: Regenerate.
16316 * config.in: Regenerate.
16318 2007-01-01 Jan Hubicka <jh@suse.cz>
16319 Andrew Pinski <pinskia@gmail.com>
16321 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16322 before starting IPA passes.