1 2007-06-14 H.J. Lu <hongjiu.lu@intel.com>
3 * configure.ac: Fix a typo in --enable-checking=.
4 * configure: Regenerated.
6 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
9 * aclocal.m4: Regenerate.
10 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
11 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
13 * configure: Regenerate.
14 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16 * Makefile.in (quickstrap): Build libgcc too.
18 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
20 * configure.ac: Add --enable-checking=df. Explicitly mention that
21 the variables are initialized as for "release".
23 * configure: Regenerate.
24 * config.in: Regenerate.
26 2007-06-14 Bob Wilson <bob.wilson@acm.org>
28 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
29 validate_replace_rtx instead of replace_rtx.
30 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
32 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
34 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
35 (DWARF2_UNWIND_INFO): Override default if configured with
37 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
38 (ENDFILE_SPEC): Add crtend.o.
39 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
40 (ENDFILE_SPEC): Add crtend.o.
41 (TARGET_USE_JCR_SECTION): Define.
42 (MD_UNWIND_SUPPORT): Define for 32-bit target.
44 * config/i386/cygming-crtbegin.c: New file.
45 * config/i386/cygming-crtend.c: New file.
47 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
49 * config/i386/w32-unwind.h: New file.
51 2007-06-13 Eric Christopher <echristo@apple.com>
53 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
54 the user set a value below STACK_BOUNDARY.
56 2007-06-13 Thiemo Seufer <ths@networkno.de>
58 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
59 imply -lpthread for -pthread.
61 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
63 * basic-block.h: Remove the prototype for
64 free_basic_block_vars.
65 * cfglayout.h: Remove the prototype for
66 insn_locators_initialize.
67 * tree.h: Remove the prototype for emit_line_note.
69 * tree-ssa-pre.c (mergephitemp): Remove.
70 (init_pre): Don't use mergephitemp.
72 2007-06-13 Eric Christopher <echristo@apple.com>
74 * config/i386/i386.c (override_options): If we've specified
75 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
77 2007-06-13 Bob Wilson <bob.wilson@acm.org>
79 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
82 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
84 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
85 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
86 (eh_store_handler): New pattern.
87 (eh_return): Emit it instead of a plain move.
89 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
91 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
92 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
93 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
96 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
98 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
99 (find_next_insn_start, find_load): New functions.
100 (bfin_reorg): Use them to deal with the fact that parallel insns are
101 no longer represented as a SEQUENCE.
103 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
105 * config/sparc/sparc.c (sparc_override_options): Initialize
108 2007-06-13 Dave Korn <dave.korn@artimi.com>
110 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
113 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
115 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
116 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
117 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
118 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
119 tree-vect-transform.c: Fix comment typos. Follow spelling
122 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
124 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
125 to the exit block use set.
126 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
127 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
129 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
131 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
132 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
133 to indicate an error.
134 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
135 (dbg_cnt_process_opt): Print an error on a bad argument.
136 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
137 * common.opt (-fdbg-cnt-list): New.
138 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
140 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
142 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
143 flag on ref-all pointers.
145 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
148 * expr.c (expand_expr_addr_expr_1): Call expand_expr
149 for the offset with the modifier as EXPAND_INITIALIZER
150 if the modifier is EXPAND_INITIALIZER.
151 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
152 a register if we had an overflow.
154 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
156 * real.c (real_isfinite): New.
158 * real.h (real_isfinite): New.
159 * builtins.c: Use it.
161 2007-06-12 Ian Lance Taylor <iant@google.com>
162 Daniel Berlin <dberlin@dberlin.org>
165 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
166 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
167 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
168 (DECL_NO_TBAA_P): Define.
169 (struct tree_decl_common): Add no_tbaa_flag field.
170 * tree-ssa-structalias.c (struct variable_info): Add
171 no_tbaa_pruning field.
172 (new_var_info): Initialize no_tbaa_pruning field.
173 (unify_nodes): Copy no_tbaa_pruning field.
174 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
175 (dump_solution_for_var): Print no_tbaa_pruning flag.
176 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
178 (compute_tbaa_pruning): New static function.
179 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
180 Call compute_tbaa_pruning.
181 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
182 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
183 * gimple-low.c (lower_stmt): Likewise.
184 * tree-gimple.c (is_gimple_stmt): Likewise.
185 * tree-ssa-operands.c (get_expr_operands): Likewise.
186 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
187 * tree-inline.c (estimate_num_insns_1): Likewise.
188 (copy_result_decl_to_var): Likewise.
189 * expr.c (expand_expr_real_1): Likewise.
190 * tree-pretty-print.c (dump_generic_node): Likewise.
191 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
192 * omp-low.c (omp_copy_decl_2): Likewise.
193 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
194 * doc/c-tree.texi (Expression trees): Document
195 CHANGE_DYNAMIC_TYPE_EXPR.
197 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
199 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
200 with !HONOR_NANS and !HONOR_INFINITIES.
201 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
203 2007-06-12 Tristan Gingold <gingold@adacore.com>
205 * gcov.c: Comments updated.
206 (source_info): Add file_time field.
207 (source_index): New variable.
208 (mutiple_files): New variable.
209 (generate_results): New function extracted from process_file.
210 (process_file): Save and restore chain of functions, generate
211 results and free structures only if not merging results.
212 (release_structures): File names are now freed in create_file_names
213 (create_file_names): Free previous file names.
214 (find_source): File date is now read here and modifications in
215 source files is checked here.
216 (read_graph_file): Only reverse order of functions for the current
218 (make_gcov_file_name): Do not generate long names if input_name is
220 (output_lines): If merging results do not display graph, data and
222 Checking source file modification is done in find_source.
224 * doc/gcov.texi: Append an s to sourcefile.
226 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
228 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
229 (forced_nop): New pattern.
230 * config/bfin/bfin.c: Include "df.h".
231 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
232 (bfin_discover_loop): Use df_get_live_in instead of
233 global_live_at_start.
234 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
235 df_analyze when done.
236 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
237 the insns. Use QImode for the final insn in a bundle. Call
238 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
240 (reorder_var_tracking_notes): New function.
241 (bfin_reorg): Pass no argument to split_all_insns. Don't call
242 update_life_info. Call df_analyze after scheduling and bundle
243 generation. Call reorder_var_tracking_notes if generating these notes.
244 Call df_finish_pass at the end.
246 2007-06-12 Dirk Mueller <dmueller@suse.de>
248 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
249 a comparison, not an assignment.
251 2007-06-12 Olivier Hainque <hainque@adacore.com>
253 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
254 Request walking the subtrees only, leaving the current is_lhs/val_only
256 (convert_non_local_reference): Likewise.
258 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
260 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
262 2007-06-12 Richard Guenther <rguenther@suse.de>
264 PR tree-optimization/15353
265 PR tree-optimization/31657
266 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
267 * timevar.def: Add TV_TREE_IFCOMBINE.
268 * tree-pass.h (pass_tree_ifcombine): Declare.
269 * tree-ssa-ifcombine.c: New file.
270 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
271 * tree-flow.h (blocks_in_phiopt_order): Declare.
272 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
273 (tree-ssa-ifcombine.o): New dependencies.
275 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
277 PR rtl-optimization/32293
278 * combine.c (simplify_if_then_else): Truncate return from
279 nonzero_bits() to correct mode.
281 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
283 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
284 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
286 2007-06-11 Diego Novillo <dnovillo@google.com>
288 * Makefile.in (reload1.o-warn): Remove.
290 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
292 * combine.c (subst): Use reg_overlap_mentioned_p
293 instead of comparing register numbers directly.
295 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
297 * reload1.c (mark_home_live_1): Use the mode parameter.
299 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
301 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
302 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
306 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
308 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
310 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
312 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
313 from integer registers.
314 (FP mode splitters): Handle TFmode.
316 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
318 * tree-ssa-structalias.c (find_what_p_points_to): Return false
319 for ref-all pointers that point-to anything.
321 2007-06-11 Joseph Myers <joseph@codesourcery.com>
323 * config/arm/arm.c (arm_output_dwarf_dtprel,
324 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
326 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
328 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
329 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
332 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
334 * gcc/tree.c (signed_or_unsigned_type_for): New.
335 (unsigned_type_for): Use signed_or_unsigned_type_for.
336 (signed_type_for): Use signed_or_unsigned_type_for.
337 * gcc/tree.h (signed_or_unsigned_type_for): New.
338 (get_signed_or_unsigned_type): Remove.
339 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
340 lang_hooks.types.signed_type
341 (size_diffop): Likewise.
342 (all_ones_mask_p): Likewise.
343 (build_range_check): Likewise.
344 (fold_cond_expr_with_comparison): Likewise.
345 (fold_cond_expr_with_comparison): Likewise.
346 (unextend): Likewise.
347 (extract_muldiv_1): Likewise.
348 (fold_single_bit_test_into_sign_test): Likewise.
349 (fold_binary): Likewise.
350 (fold_ternary): Likewise.
351 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
352 instead of get_signed_or_unsigned_type.
353 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
354 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
355 * gcc/expr.c (signed_or_unsigned_type_for): Use
356 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
357 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
358 (lhd_signed_or_unsigned_type): Remove.
359 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
360 signed_or_unsigned_type.
361 (lhd_signed_or_unsigned_type): Remove.
362 * gcc/expmed.c (make_tree): Use signed_type_for instead of
363 lang_hooks.types.signed_type.
364 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
365 c_common_signed_type instead of lang_hooks.types.signed_type.
366 (c_common_unsigned_type): New.
367 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
368 (shorten_compare): Use c_common_unsigned_type instead of
369 c_common_signed_or_unsigned_type.
370 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
372 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
373 lang_hooks.types.signed_type.
374 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
375 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
376 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
377 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
378 instead of unsigned_type_for.
379 * gcc/c-decl.c (groakdeclarator): Likewise.
380 * gcc/c-typeck.c (convert_for_assignment): Likewise.
381 * gcc/c-common.h (c_common_unsigned_type): New.
383 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
386 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
387 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
389 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
392 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
393 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
395 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
396 Sebastian Pop <sebpop@gmail.com>
398 * lambda-code.c (remove_iv): New.
399 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
401 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
403 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
404 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
405 * tree-ssa-loop-prefetch.c: Include optabs.h.
406 (FENCE_FOLLOWING_MOVNT): New macro.
407 (struct mem_ref): Add independent_p and storent_p fields.
408 (record_ref): Initalize the new fields.
409 (gather_memory_references_ref): Return true if the reference
411 (gather_memory_references): Check whether all memory accesses
412 in loop were recorded.
413 (should_issue_prefetch_p): Return false for nontemporal stores.
414 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
415 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
416 (determine_loop_nest_reuse): Detect independent memory references.
417 (loop_prefetch_arrays): Call mark_nontemporal_stores.
418 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
419 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
420 * config/i386/i386.h (x86_mfence): Declare.
421 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
422 * config/i386/i386.c (x86_mfence): New variable.
423 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
425 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
426 * optabs.c (init_optabs): Initialize storent_optab.
427 * optabs.h (enum optab_index): Add OTI_storent.
428 (storent_optab): Declare.
429 * genopinit.c (optabs): Add initialization for storent_optab.
430 * tree.h (MOVE_NONTEMPORAL): New macro.
431 * expr.c (expand_assignment, store_expr, store_constructor_field,
432 store_constructor, store_field, expand_expr_real_1): Propagate
433 nontemporality of the expanded store.
434 (emit_storent_insn): New function.
435 * expr.h (expand_assignment, store_expr): Declaration changed.
436 * function.c (assign_parm_setup_reg): Pass false as nontemporality
437 to expand_assignment.
438 * stmt.c (expand_asm_expr): Ditto.
439 * calls.c (initialize_argument_information): Pass false as
440 nontemporality to store_expr.
441 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
444 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
446 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
448 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
450 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
452 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
453 and allow DECL_P here.
455 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
457 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
458 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
459 track of the size of the expression.
460 * cfghooks.c (merge_blocks): Remove block from loops structure only
461 after call of the merge_blocks hook.
463 2007-06-09 Tom Tromey <tromey@redhat.com>
465 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
466 (deprecated_state): Removed.
467 (start_decl): Update.
468 (enum deprecated_states): Moved earlier.
469 (groktypename): Update.
470 (push_parm_decl): Likewise.
471 (grokfield): Likewise.
472 (start_function): Likewise.
474 2007-06-09 Ian Lance Taylor <iant@google.com>
476 PR tree-optimization/32169
477 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
478 CONVERT_EXPR, check whether min and max both converted to an
479 overflow infinity representation.
481 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
483 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
484 not inserted on the edge.
486 2007-06-08 Bob Wilson <bob.wilson@acm.org>
488 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
489 instructions if they are supported.
490 (__divsi3, __umodsi3, __modsi3): Likewise.
491 (__ashldi3, __ashrdi3, __lshrdi3): New.
492 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
494 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
495 Tony Linthicum <tony.linthicum@amd.com>
497 * doc/extend.texi: Add fvect-cost-model flag.
498 * common.opt (fvect-cost-model): New flag.
499 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
500 cost fields in stmt_vec_info struct for STMT.
501 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
502 fields in stmt_vec_info struct and access functions for the same.
503 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
504 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
505 load, store and vector to scalar operation.
506 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
507 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
508 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
509 (TARG_VEC_STORE_COST): Define cost of vector store.
510 (vect_estimate_min_profitable_iters): Define new function.
511 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
512 check to evaluate if loop iterations are less than minimum profitable
513 iterations determined by cost model or minimum vect loop bound defined
514 by user, whichever is more conservative.
515 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
516 run-time check to evaluate if loop iterations are less than minimum
517 profitable iterations determined by cost model or minimum vect loop
518 bound defined by user, whichever is more conservative.
519 (vect_estimate_min_profitable_iterations): New function to estimate
520 mimimimum iterartions required for vector version of loop to be
521 profitable over scalar version.
522 (vect_model_reduction_cost): New function.
523 (vect_model_induction_cost): New function.
524 (vect_model_simple_cost): New function.
525 (vect_cost_strided_group_size): New function.
526 (vect_model_store_cost): New function.
527 (vect_model_load_cost): New function.
528 (vectorizable_reduction): Call vect_model_reduction_cost during
530 (vectorizable_induction): Call vect_model_induction_cost during
532 (vectorizable_load): Call vect_model_load_cost during analysis phase.
533 (vectorizable_store): Call vect_model_store_cost during analysis phase.
534 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
535 vectorizable_promotion, vectorizable_demotion): Call
536 vect_model_simple_cost during analysis phase.
538 2007-06-08 Simon Baldwin <simonb@google.com>
540 * reg-stack.c (get_true_reg): Readability change. Moved default case
541 label into direct switch statement scope.
543 2007-06-08 Simon Baldwin <simonb@google.com>
545 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
546 in gcc_assert() with '==' comparison.
548 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
551 TARGET_ABM handling of x86_popcnt variable.
553 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
555 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
556 __builtin_copysignq and __builtin_infq built-in functions.
558 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
560 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
561 SSE4.2 section. Correct built-in function names in SSE4A section.
563 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
565 PR tree-optimization/32243
566 * tree-vect-transform.c (vectorizable_type_promotion): Move check
567 for ncopies after ratio check between nunits_out and nunits_in.
568 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
570 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
572 PR tree-optimization/32224
573 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
574 vectorization upon a non GIMPLE_MODIFY_STMT.
576 2007-06-08 Christian Bruel <christian.bruel@st.com>
579 * config/sh/sh.md (doloop_end): New pattern and splitter.
580 * loop-iv.c (simple_rhs_p): Check for hardware registers.
582 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
585 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
587 (verify_dominators): Do not change dominance tree.
589 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
591 * config/sh/constraints.md: New file.
592 * config/sh/sh.c: Include tm-constrs.h.
593 (reg_class_from_letter): Remove.
594 (prepare_cbranch_operands): Use satisfies_constraint_*
595 function instead of macro.
596 (andcosts, broken_move, sh_secondary_reload): Likewise.
597 * config/sh/predicates.md (trapping_target_operand): Likewise.
598 (and_operand, arith_operand, arith_reg_or_0_operand,
599 cmp_operand, logical_operand, target_operand,
600 ua_address_operand, ua_offset, xor_operand): Likewise.
601 * config/sh/sh.md: Include constraints.md.
602 (*movsicc_t_false): Use satisfies_constraint_* function
604 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
605 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
606 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
607 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
608 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
609 (REG_CLASS_FROM_CONSTRAINT): Remove.
610 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
611 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
612 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
613 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
614 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
615 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
616 function instead of macro.
617 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
618 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
619 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
620 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
621 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
622 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
623 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
624 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
625 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
626 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
627 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
628 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
629 EXTRA_CONSTRAINT_STR): Likewise.
630 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
632 2007-06-07 Geoffrey Keating <geoffk@apple.com>
634 * config/i386/darwin.h (STACK_BOUNDARY): Define.
636 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
639 * c-common.h (flag_cpp0x): Replaced by...
640 (cxx_dialect): ... this new variable specifying the C++ dialect that
642 * c-common.c (flag_cpp0x): Removed.
643 (cxx_dialect): Defined.
644 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
646 * c-opts.c (c_common_post_options): Likewise.
647 (set_std_cxx98): Set cxx_dialect to cxx98.
648 (set_std_cxx0x): Set cxx_dialect to cxx0x.
650 2007-06-07 Geoffrey Keating <geoffk@apple.com>
651 Hui-May Chang <hm.chang@apple.com>
653 * doc/invoke.texi (Darwin Options): Update documentation for
654 -mmacosx-version-min.
655 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
656 * config/darwin-driver.c: New file.
657 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
658 * config/t-darwin (darwin-driver.o): New rule.
660 * config/darwin-c.c (version_as_macro): Ignore low digit.
662 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
665 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
666 (CSGNMODE): New mode macro.
667 (CSGNVMODE): New mode attribute.
668 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
669 expander using CSGNMODE mode macro. Handle TFmode.
670 (copysign<mode>3_const): Rename from copysignsf3_const and
671 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
673 (copysign<mode>3_var): Rename from copysignsf3_var and
674 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
676 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
677 mode macro. Handle TFmode.
678 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
679 (iortf3, *iortf3): Ditto.
680 (xortf3, *xortf3): Ditto.
681 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
682 TFmode and TImode masks.
683 (ix86_expand_copysign): Expand TFmode copysign insn.
684 (IX86_BUILTIN_INFQ): New.
685 (IX86_BUILTIN_FABSQ): Ditto.
686 (IX86_BUILTIN_COPYSIGNQ): Ditto.
687 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
688 [__builtin_fabsq]: Ditto.
689 [__builtin_copysignq]: Ditto.
690 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
691 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
692 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
693 ix86_expand_binop_builtin().
695 2007-06-07 Bob Wilson <bob.wilson@acm.org>
697 * config/xtensa/lib1funcs.asm: Clean up whitespace.
699 2007-06-07 Steve Ellcey <sje@cup.hp.com>
702 * rtl.h (push_to_sequence2): New.
703 * emit-rtl.c (push_to_sequence2): New.
704 * function.c (assign_parm_data_all): Add new fields.
705 (assign_parm_setup_block): Call push_to_sequence2 instead of
707 (assign_parm_setup_reg): Ditto.
708 (assign_parm_setup_stack): Ditto.
709 (assign_parms_unsplit_complex): Ditto.
710 (assign_parms): Change field name.
712 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
714 PR tree-optimization/32220
715 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
716 phi node is reached before defining statement.
718 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
721 * tree-vect-transform.c (vectorizable_call): Call update_stmt
722 after changing the right hand side of the assignment.
724 2007-06-06 Eric Christopher <echristo@apple.com>
726 * config.gcc (i?86-*-darwin*): Remove arch parameter.
727 (x86_64-*-darwin*): Ditto.
728 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
729 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
731 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
733 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
736 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
737 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
739 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
740 (add_cost_one_coalesce): Likewise.
741 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
742 variable names. Rename orig to orig_name for consistency.
743 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
745 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
746 (record_equivalences_from_stmt): Likewise.
747 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
748 the coding conventions.
749 (memory_ssa_name_same): Likewise.
750 (dse_optimize_stmt): Likewise.
751 (dse_record_phis): Likewise.
752 (dse_finalize_block): Likewise.
753 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
754 keywords as variable names.
755 (may_move_till): Cast according to the coding conventions.
756 (force_move_till_expr): Avoid using C++ keywords as variable names.
757 (force_move_till): Cast according to the coding conventions.
758 (memref_hash): Likewise.
759 (memref_eq): Likewise.
760 (gather_mem_refs_stmt): Likewise.
761 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
762 keywords as variable names.
763 (idx_find_step): Cast according to the coding conventions.
764 (idx_record_use): Likewise.
765 (find_depends): Likewise.
766 (prepare_decl_rtl): Likewise.
767 (mbc_entry_hash): Likewise.
768 (mbc_entry_eq): Likewise.
769 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
770 (simplify_replace_tree): Avoid using C++ keywords as variable names.
771 (idx_infer_loop_bounds): Cast according to the coding conventions.
772 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
773 * tree-ssa-math-opts.c (occ_new ): Likwise.
774 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
776 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
778 (add_use_op): Likewise.
780 (add_vuse_op): Likewise.
781 (add_vdef_op): Likewise.
782 (get_expr_operands): Likewise.
783 (push_stmt_changes): Use type safe memory macros.
784 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
785 keywords as variable names.
786 (conditional_replacement): Likewise.
787 (minmax_replacement): Likewise.
788 (abs_replacement): Likewise.
789 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
791 (insert_fake_stores): Avoid using C++ keywords as variable names.
792 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
794 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
795 (heapvar_insert): Use type safe memory macros.
796 (new_var_info): Cast according to the coding conventions.
797 (new_constraint): Likewise.
798 (remove_preds_and_fake_succs): Use type safe memory macros.
799 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
801 (thread_single_edge): Likewise.
802 (thread_through_loop_header): Likewise.
804 2007-06-06 Eric Christopher <echristo@apple.com>
806 * config/i386/i386.c (override_options): Move handling
807 of TARGET_SUBTARGET* earlier.
809 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
811 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
814 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
816 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
817 emited outside of basic block.
818 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
820 * rtl.h (delete_insn_chain): Declaration changed.
821 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
823 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
824 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
825 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
826 to delete_insn_chain.
827 (rtl_verify_flow_info_1): Verify that the insns in header and footer
828 do not have bb field set.
829 (rtl_verify_flow_info): Verify that insns between basic blocks do not
831 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
832 * cfgcleanup.c (try_optimize_cfg): Ditto.
834 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
836 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
837 (lambda_body_vector_new): Use type safe memory macros.
838 (lambda_linear_expression_new): Likewise.
839 (lambda_loopnest_new): Likewise.
840 (lambda_lattice_new): Likewise.
841 (replace_uses_equiv_to_x_with_y): Cast according to the coding
842 conventions. Use type safe memory macros.
843 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
844 (lambda_body_vector_s): Likewise.
845 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
846 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
848 2007-06-06 Richard Guenther <rguenther@suse.de>
850 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
851 if we need to schedule cfg_cleanup.
852 (tree_ssa_forward_propagate_single_use_vars): Do so.
854 2007-06-06 Ian Lance Taylor <iant@google.com>
856 * fold-const.c (merge_ranges): If range_successor or
857 range_predecessor fail, just return 0.
859 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
861 PR tree-optimization/32216
862 * tree-vectorizer.c (supportable_widening_operation): Determine
863 signedness of FIX_TRUNC_EXPR from output operand.
864 (supportable_narrowing_operation): Ditto.
865 * tree-vect-generic.c (expand_vector_operations_1): Determine
866 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
869 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
871 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
872 (struct pta): ...from here. Change flags to unsigned to avoid
873 excessive casting (as it is used as a bit mask).
874 (override_options): Add casts according to the coding convenventions.
875 (x86_64_elf_unique_section): Likewise.
876 (examine_argument): Avoid using C++ keywords as variable names.
877 (construct_container): Likewise.
878 (legitimize_pic_address): Likewise.
879 (get_dllimport_decl): Cast according to the coding conventions. Use
880 type safe memory macros.
881 (legitimize_address): Cast according to the coding conventions.
882 (emit_i387_cw_initialization): Corrected the type of slot to enum
884 (ix86_init_machine_status): Use type safe memory macros.
885 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
886 (bdesc_pcmpistr): Likewise.
887 (bdesc_crc32): Likewise.
888 (bdesc_sse_3arg): Likewise.
889 (bdesc_2arg): Likewise.
890 (bdesc_1arg): Likewise.
891 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
892 (ix86_expand_sse_pcmpistr): Likewise.
893 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
894 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
895 int to match the langhook definition.
896 (ix86_builtin_conversion): Change the type of code to unsigned init to
897 match the langhook definition.
898 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
900 (ix86_preferred_output_reload_class): Likewise.
901 (ix86_cannot_change_mode_class): Likewise.
902 (ix86_memory_move_cost): Likewise.
903 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
904 avoid excessive casting later on.
905 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
907 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
909 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
910 as flags setting insn.
911 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
913 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
917 ("sse4_1_round<mode>2"): New insn pattern.
918 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
920 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
921 expander using SSEMODEF mode macro. Expand using
922 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
923 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
924 expander using SSEMODEF mode macro. Expand using
925 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
926 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
927 expander using SSEMODEF mode macro. Expand using
928 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
929 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
930 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
931 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
934 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
935 Sebastian Pop <sebpop@gmail.com>
937 * lambda.h (build_linear_expr): New.
938 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
939 Use build_linear_expr, call fold and force_gimple_operand.
940 (lambda_loopnest_to_gcc_loopnest): Check that there is
942 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
944 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
946 PR preprocessor/23479
947 * doc/extend.texi: Document the 0b-prefixed binary integer
950 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
952 PR tree-optimization/32215
953 * tree-vectorizer.c (supportable_widening_operation): Return false
954 for unsupported FIX_TRUNC_EXPR tree code.
955 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
957 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
959 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
960 register on SPE targets. Change documentation to reflect
962 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
963 Change FIXED_SCRATCH to 14 and document why we're keeping r14
964 out of the register allocation pool.
965 (rs6000_reg_live_or_pic_offset_p): New function.
966 (rs6000_emit_prologue): Move the actual saving of LR up to free
967 r0 for holding r11. Split saving of SPE 64-bit registers into
968 its own case. Ensure that offsets will always be in-range for
969 'evstdd' by using r11 as a scratch register to point at the start
970 of the SPE save area. Save r11 if necessary, as it is the static
972 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
973 into its own case. Ensure that offsets will always be in-range
974 for 'evldd' by using r11 as a scratch register to point at the
975 start of the SPE save area. Also adjust r11 when restoring
976 the stack pointer to compensate for pre-loading r11.
978 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
980 * cfg.c (init_flow): Use type safe memory macros.
981 (alloc_block): Likewise.
982 (unchecked_make_edge): Likewise.
983 (dump_flow_info): Avoid using C++ keywords as variable names.
984 (copy_original_table_clear): Cast according to the coding conventions.
985 (copy_original_table_set): Likewise.
986 * cfgexpand (label_rtx_for_bb): Likewise.
987 (expand_gimple_basic_block): Likewise.
988 * cfghooks.c (dump_bb): Likewise.
989 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
991 (lv_add_condition_to_bb): Likewise.
992 * cfglayout (relink_block_chain): Cast according to the coding
994 (fixup_reorder_chain): Likewise.
995 (fixup_fallthru_exit_predecessor): Likewise.
996 * cfgloop.c (glb_enum_p): Likewise.
997 (get_exit_description): Likewise.
998 (dump_recorded_exit): Likewise.
999 * cfgloop.h (enum loop_estimation): Move out of struct scope...
1000 (struct loop): ... from here.
1001 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
1003 * cfgrtl.c (rtl_create_basic_block): Likewise.
1004 (rtl_split_block): Likewise.
1005 (rtl_dump_bb): Likewise.
1006 (cfg_layout_split_block): Likewise.
1007 (init_rtl_bb_info): Use typesafe memory macros.
1009 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
1010 * graphds.h: Updated all usages of edge to graph_edge.
1011 * graphds.c: Likewise.
1012 * cfgloopanal.c: Likewise.
1014 2007-06-05 Ian Lance Taylor <iant@google.com>
1016 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
1017 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
1018 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
1020 (test_for_singularity): Likewise.
1022 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1024 * config/i386/constraints.md ("Y2"): Replaced by ...
1026 * config/i386/i386.md: Likewise.
1027 * config/i386/mmx.md: Likewise.
1028 * config/i386/sse.md: Likewise.
1030 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
1032 * config/i386/constraints.md ("z"): Replaced by ...
1034 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
1035 (sse4_1_blendvps): Likewise.
1036 (sse4_1_pblendvb): Likewise.
1037 (sse4_2_pcmpestr): Likewise.
1038 (sse4_2_pcmpestrm): Likewise.
1039 (sse4_2_pcmpestr_cconly): Likewise.
1040 (sse4_2_pcmpistr): Likewise.
1041 (sse4_2_pcmpistrm): Likewise.
1042 (sse4_2_pcmpistr_cconly): Likewise.
1044 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
1046 * matrix-reorg.c (transform_access_sites): Fix computation.
1047 (transform_allocation_sites): Same.
1049 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1051 * config/i386/i386.c (override_options): Use
1052 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
1054 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
1057 (nonimm_not_xmm0_operand): Ditto.
1058 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
1059 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
1060 as operand[2] predicate. Require "z" class XMM register for
1061 operand[3]. Adjust asm template.
1062 ("sse4_1_blendvpd"): Ditto.
1063 ("sse4_1_pblendvb"): Ditto.
1064 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
1065 force op2 into xmm0 register for variable blend instructions.
1067 2007-06-04 Tom Tromey <tromey@redhat.com>
1069 * c-tree.h (start_enum): Update.
1070 (build_enumerator): Likewise.
1071 * c-decl.c (enum_next_value): Removed.
1072 (enum_overflow): Likewise.
1073 (start_enum): Add c_enum_contents argument. Don't use globals.
1074 (build_enumerator): Likewise.
1075 * c-tree.h (struct c_enum_contents): New struct.
1077 2007-06-04 Tom Tromey <tromey@redhat.com>
1079 * c-common.c (c_common_get_alias_set): Fix indentation.
1081 2007-06-04 Ian Lance Taylor <iant@google.com>
1083 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
1084 to overflow, reduce overflow infinity to regular infinity.
1085 (vrp_var_may_overflow): New static function.
1086 (vrp_visit_phi_node): Check vrp_var_may_overflow.
1088 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
1090 * stor-layout.c (layout_type): Remove duplicate code.
1092 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
1095 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
1096 before build_common_builtin_nodes ().
1098 2007-06-04 Steve Ellcey <sje@cup.hp.com>
1101 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
1103 2007-06-04 Jan Hubicka <jh@suse.cz>
1105 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
1106 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
1107 instead of _stat version.
1109 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1111 PR tree-optimization/32194
1112 * tree-predcom.c (determine_offset): Check that both references have
1115 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
1117 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
1118 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
1119 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1120 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
1121 Add argument to iterate_fix_dominators call.
1122 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
1123 * gcse.c (hoist_code): Change domby to vector.
1124 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
1125 Add argument to iterate_fix_dominators call.
1126 * loop-doloop.c (doloop_modify): Changed recount_dominator to
1127 recompute_dominator.
1128 * lambda-code.c (perfect_nestify): Ditto.
1129 * cfgloopanal.c: Include graphds.h.
1130 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
1131 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
1132 (mark_irreducible_loops): Use graphds_scc. Remove argument from
1134 * graphds.c: New file.
1135 * graphds.h: New file.
1136 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
1137 (get_dominated_by, get_dominated_by_region): Change return type to
1139 (verify_dominators): Recompute all dominators and compare the results.
1140 (recount_dominator): Renamed to ...
1141 (recompute_dominator): ... this. Do not check that the block is
1143 (iterate_fix_dominators): Reimplemented.
1144 (prune_bbs_to_update_dominators, root_of_dom_tree,
1145 determine_dominators_for_sons): New functions.
1146 * et-forest.c (et_root): New function.
1147 * et-forest.h (et_root): Declare.
1148 * Makefile.in (graphds.o): Add.
1149 (cfgloopanal.o): Add graphds.h dependency.
1150 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
1151 * basic-block.h (get_dominated_by, get_dominated_by_region,
1152 iterate_fix_dominators): Declaration changed.
1153 (recount_dominator): Renamed to ...
1154 (recompute_dominator): ... this.
1155 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
1156 (thread_through_all_blocks): Do not free dominance info.
1158 2007-06-03 Andreas Schwab <schwab@suse.de>
1160 * config/m68k/m68k.c (override_options): Don't override
1162 * config/m68k/m68k-modes.def (SF, DF): Define to use
1163 motorola_single_format and motorola_double_format, resp.
1164 * real.c (motorola_single_format): Renamed from
1165 coldfire_single_format.
1166 (motorola_double_format): Renamed from coldfire_double_format.
1167 (encode_ieee_extended): Generate a proper canonical NaN image
1168 respecting canonical_nan_lsbs_set.
1169 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
1171 * real.h: Adjust declarations.
1173 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
1176 * config/sh/sh.md (symGOT_load): Don't schedule insns when
1177 the symbol is generated with the stack protector.
1179 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
1181 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
1182 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
1184 * doc/extend.texi (interrupt): Mention m68k.
1186 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
1189 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
1190 (ix86_expand_sse_pcmpestr): Do not check operands for
1191 "register_operand", when insn operand predicate is "register_operand".
1192 (ix86_expand_sse_pcmpistr): Ditto.
1194 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
1195 Uros Bizjak <ubizjak@gmail.com>
1197 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
1198 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
1199 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
1200 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
1201 * config/i386/constraints.md ("z"): New register constraint
1202 for members of SSE_FIRST_REG class.
1203 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
1204 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
1205 SSE_FIRST_REG class.
1206 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
1207 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
1208 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
1209 (IX86_BUILTIN_PCMPESTRM128): Likewise.
1210 (IX86_BUILTIN_PCMPESTRA128): Likewise.
1211 (IX86_BUILTIN_PCMPESTRC128): Likewise.
1212 (IX86_BUILTIN_PCMPESTRO128): Likewise.
1213 (IX86_BUILTIN_PCMPESTRS128): Likewise.
1214 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
1215 (IX86_BUILTIN_PCMPISTRI128): Likewise.
1216 (IX86_BUILTIN_PCMPISTRM128): Likewise.
1217 (IX86_BUILTIN_PCMPISTRA128): Likewise.
1218 (IX86_BUILTIN_PCMPISTRC128): Likewise.
1219 (IX86_BUILTIN_PCMPISTRO128): Likewise.
1220 (IX86_BUILTIN_PCMPISTRS128): Likewise.
1221 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
1222 (struct builtin_description): Change "flag" field to unsigned.
1223 (bdesc_pcmpestr): New builtin description table.
1224 (bdesc_pcmpistr): Likewise.
1225 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
1226 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
1227 Initialize pcmp[ei]str[im] insns for SSE4.2.
1228 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
1229 (ix86_expand_sse_pcmpistr): Likewise.
1230 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
1231 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
1232 (UNSPEC_PCMPISTR): Likewise.
1233 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
1234 (sse4_2_pcmpestri):New isns pattern.
1235 (sse4_2_pcmpestrm): Likewise.
1236 (sse4_2_pcmpestr_cconly): Likewise.
1237 (sse4_2_pcmpistr): New insn patern and splitter.
1238 (sse4_2_pcmpistri):New isns pattern.
1239 (sse4_2_pcmpistrm): Likewise.
1240 (sse4_2_pcmpistr_cconly): Likewise.
1241 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
1244 2007-06-01 David Daney <ddaney@avtrex.com>
1246 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
1247 LOADGP_ABSOLUTE and not binds_local_p.
1249 2007-06-01 Geoffrey Keating <geoffk@apple.com>
1251 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
1253 2007-06-01 Ian Lance Taylor <iant@google.com>
1255 * tree-vrp.c (compare_name_with_value): Always set
1256 used_strict_overflow if we get a result from the variable itself.
1258 2007-06-01 Ian Lance Taylor <iant@google.com>
1260 PR rtl-optimization/31455
1261 * lower-subreg.c (find_decomposable_subregs): Don't decompose
1262 subregs which have a cast between modes which are not tieable.
1264 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
1266 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
1267 breaks after return statements.
1269 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
1271 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
1272 only after no_new_pseudos.
1274 2007-05-31 Eric Christopher <echristo@apple.com>
1276 * expr.c (convert_move): Assert that we don't have a BLKmode
1278 (store_expr): Handle BLKmode moves by calling emit_block_move.
1280 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
1282 * c-typeck.c (build_indirect_ref): Include type in error message.
1283 (build_binary_op): Pass types to binary_op_error.
1284 * c-common.c (binary_op_error): Take two type arguments, print out
1286 * c-common.h (binary_op_error): Update prototype.
1288 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1290 * config/i386/i386.c: Correct coments on -mno-sse4.
1292 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
1294 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
1295 (x86_64-*-*): Likewise.
1296 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
1297 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
1298 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1299 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
1300 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1301 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1302 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1303 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1304 (OPTION_MASK_ISA_SSE4): Likewise.
1305 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
1306 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1307 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
1308 (override_options): Support SSE4.2.
1309 (ix86_build_const_vector): Support SImode and DImode.
1310 (ix86_build_signbit_mask): Likewise.
1311 (ix86_expand_int_vcond): Support V2DImode.
1312 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
1313 (IX86_BUILTIN_CRC32HI): Likewise.
1314 (IX86_BUILTIN_CRC32SI): Likewise.
1315 (IX86_BUILTIN_CRC32DI): Likewise.
1316 (IX86_BUILTIN_PCMPGTQ): Likewise.
1317 (bdesc_crc32): Likewise.
1318 (bdesc_sse_3arg): Likewise.
1319 (ix86_expand_crc32): Likewise.
1320 (ix86_init_mmx_sse_builtins): Support SSE4.2.
1321 (ix86_expand_builtin): Likewise.
1322 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1323 __SSE4_2__ for -msse4.2.
1324 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
1325 (CRC32MODE): Likewise.
1326 (crc32modesuffix): Likewise.
1327 (crc32modeconstraint): Likewise.
1328 (sse4_2_crc32<mode>): Likewise.
1329 (sse4_2_crc32di): Likewise.
1330 * config/i386/i386.opt (msse4.2): New for SSE4.2.
1332 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
1333 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
1334 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
1335 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
1336 (vcondu<mode>): Likewise.
1337 * doc/extend.texi: Document SSE4.2 built-in functions.
1338 * doc/invoke.texi: Document -msse4.2/-msse4.
1340 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1342 PR tree-optimization/32160
1343 * tree-predcom.c (predcom_tmp_var): New function. Mark created
1344 variable as gimple reg.
1345 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
1347 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
1349 * gcc.c (main): Don't consider linker options when issuing the
1350 warning about a linker input file not being used.
1352 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1354 * tree-vrp.c (compare_names): Initialize sop.
1356 2007-05-30 Dirk Mueller <dmueller@suse.de>
1358 * cgraphunit.c (cgraph_analyze_function): Remove
1359 computation of inline parameters.
1361 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1363 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
1365 2007-05-30 Richard Sandiford <richard@codesourcery.com>
1367 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
1368 Add vx-common.h. Include vxworks.h between vx-common.h and
1370 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
1372 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
1373 (TARGET_ASM_DESTRUCTOR): Likewise.
1374 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
1375 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
1376 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1377 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
1378 (VXWORKS_ENDIAN_SPEC): Define.
1379 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
1380 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
1381 VXWORKS_* equivalents.
1382 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
1383 (ASM_FILE_START): Delete.
1384 (TARGET_VERSION): Reformat.
1385 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
1386 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
1387 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
1388 (FPBIT, DPBIT): Define.
1389 (fp-bit.c, dp-bit.c): New rules.
1390 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
1391 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
1392 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
1393 * config/arm/arm.h: Include vxworks-dummy.h.
1394 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
1395 Mark with ATTRIBUTE_UNUSED.
1396 (arm_override_options): Do not allow VxWorks RTP PIC to be used
1397 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
1398 make it incompatible with -msingle-pic-base.
1399 (arm_function_ok_for_sibcall): Return false for calls that might
1400 go through a VxWorks PIC PLT entry.
1401 (require_pic_register): New function, split out from...
1402 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
1404 (arm_load_pic_register): Handle the VxWorks RTP initialization
1405 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
1406 (arm_emit_call_insn): New function.
1407 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
1408 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
1409 (pic_offset_arm): New pattern.
1410 (call, call_value): Use arm_emit_call_insn.
1411 (call_internal, call_value_internal): New expanders.
1412 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
1413 VxWorks unless __PIC__.
1415 2007-05-30 Eric Christopher <echristo@gmail.com>
1417 * genrecog.c: Include regs.h in generated file.
1418 * genemit.c: Ditto. Fix up formatting.
1419 * config/mn10300/constraints.md: New.
1420 * config/mn10300/mn10300.md: Include.
1421 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
1422 Fix up for removed macro.
1423 * config/mn10300/predicates.md (call_address_operand): Ditto.
1424 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
1425 (CONST_OK_FOR_I): Ditto.
1426 (CONST_OK_FOR_J): Ditto.
1427 (CONST_OK_FOR_K): Ditto.
1428 (CONST_OK_FOR_L): Ditto.
1429 (CONST_OK_FOR_M): Ditto.
1430 (CONST_OK_FOR_N): Ditto.
1431 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
1435 (EXTRA_CONSTRAINT): Ditto.
1437 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
1441 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
1442 OPTION_MASK_ISA_64BIT.
1443 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
1445 2007-05-30 Richard Guenther <rguenther@suse.de>
1448 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
1449 types for comparison.
1450 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
1451 with original typed arguments.
1452 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
1454 2007-05-30 Jakub Jelinek <jakub@redhat.com>
1456 PR tree-optimization/31769
1457 * except.c (duplicate_eh_regions): Clear prev_try if
1458 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
1460 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
1462 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
1463 * tree-ssa-sink.c (statement_sink_location): Return basic block and
1464 bsi of the location where statements should be inserted.
1465 (sink_code_in_bb): Take bsi from statement_sink_location.
1466 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
1467 instead of bsi_start.
1468 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
1470 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
1471 (bsi_move_before): Document inconsistency with bsi_move_after.
1472 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
1474 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
1476 * config/i386/i386.h (TARGET_ABM): New define.
1477 (TARGET_POPCNT): Ditto.
1478 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
1479 New temporary defines to redefine from OPTION_ISA_* defines.
1480 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
1481 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
1482 (ix86_isa_flags): New extern int declaration.
1483 (TARGET_SUBTARGET_DEFAULT): New define.
1484 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
1485 (TARGET_SUBTARGET32_DEFAULT): Ditto.
1486 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
1487 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
1488 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
1489 * config/i386/darwin.h: Change TARGET_64BIT define to
1492 * config/i386/i386.opt (m3dnowa): Define as undocumented option
1493 using existing "ix86_isa_flags" varible.
1494 (m32, m64): Use existing "ix86_isa_flags" variable.
1495 (mmmx, m3dnow): Ditto.
1496 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
1497 (mabm): Define as non-negative option using "x86_abm" variable.
1498 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
1500 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
1501 Rewrite feature test bitmap.
1502 (ix86_isa_flags): New initialized global int varible.
1503 (ix86_isa_flags_explicit): New static int variable.
1504 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
1505 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
1506 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
1507 target_flags_explicit.
1508 (override_options): Remove "target_enable" and "target_disable" fields
1509 from "struct ptt". Update processor_target_table accordingly. Remove
1510 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
1511 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
1512 "target_flags" and "ix86_isa_flags_explicit" instead of
1513 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
1514 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
1515 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
1516 to true when either of PTA_POPCNT or PTA_ABM is set in
1517 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
1518 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
1519 processor_alias_table flags entry. Remove handling of
1520 "target_enable" and "target_disable" fields of processor_target_table.
1521 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
1522 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
1523 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
1524 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
1525 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
1527 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
1529 2007-05-29 David Daney <ddaney@avtrex.com>
1532 * config/mips/mips.c (mips_output_mi_thunk): Emit
1533 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
1535 2007-05-29 Hui-May Chang <hm.chang@apple.com>
1536 * config/i386/i386.c (ix86_function_regparm): Added checking of
1537 ix86_force_align_arg_pointer to determine the number of
1538 register parameters.
1540 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
1542 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
1543 (SET_DR_MISALIGNMENT): New.
1544 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
1545 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
1546 Use SET_DR_MISALIGNMENT.
1547 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
1549 * tree-data-ref.c (create_data_ref, compute_all_dependences,
1550 find_loop_nest): Export.
1551 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
1552 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
1553 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
1554 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
1556 (struct mem_ref): Add field reuse_distance.
1557 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
1558 Initialize reuse_distance field.
1559 (issue_prefetch_ref): Select temporality of prefetch according to
1561 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
1562 self_reuse_distance, determine_loop_nest_reuse): New functions.
1563 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
1564 (tree_ssa_prefetch_arrays): Dump L2 cache size.
1565 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
1568 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
1570 * tree-ssa-alias.c: Add aliasing overview.
1572 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
1573 Danny Smith <dannysmith@users.sourceforge.net>
1576 * config/i386/t-crtfm: Compile crtfastmath.o with
1577 -minline-all-stringops.
1578 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
1579 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
1581 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1583 * doc/md.texi: Document constraints on HP PA-RISC.
1585 * pa/constraints.md: New file.
1586 * pa.md: Include constraints.md.
1587 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
1588 (integer_store_memory_operand, ldil_cint_p): New functions.
1589 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
1590 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1591 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
1592 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
1593 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
1595 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
1598 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
1599 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
1600 case POSTDECREMENT_EXPR>): Return the error_mark_node
1601 if either the real or imaginary parts would an
1604 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
1606 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
1607 name when we remove it from a call.
1609 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
1611 * targhooks.c (default_narrow_bitfield): Remove.
1612 * targhooks.h: Remove the prototype for
1613 default_narrow_bitfield.
1615 * langhooks-def.h: Remove the prototype for
1616 hook_get_alias_set_0.
1617 * langhooks.c (hook_get_alias_set_0): Remove.
1619 * global.c (EXECUTE_IF_CONFLICT): Remove.
1621 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1624 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
1625 return true when truth_value_p is true and the type
1628 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
1630 * doc/install.texi (Prerequisites): We no longer require Autoconf
1631 2.13 for the top-level.
1633 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
1635 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
1636 memory access via x86_expand_vector_move_misalign() only for
1637 TImode values on 32-bit targets.
1639 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
1641 * matrix-reorg.c: New file. Implement matrix flattening and
1642 transposing optimization.
1643 * tree-pass.h: Add matrix reorg pass.
1644 * common.opt: Add fipa-mreorg flag.
1645 * Makefile.in: Add matrix-reorg.c.
1646 * passes.c: Add matrix reorg pass.
1647 * varpool.c (add_new_static_var): New function.
1648 * cgraph.h (add_new_static_var): Declare.
1650 2007-05-27 Eric Christopher <echristo@apple.com>
1652 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
1653 sp_offset depending on stack size. Save r12 depending
1654 on registers we're saving later.
1655 (rs6000_emit_epilogue): Update sp_offset depending only
1658 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
1660 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
1661 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1662 * ifcvt.c (if_convert): Ditto.
1663 * tree-ssa-threadupdate.c (thread_block): Ditto.
1664 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
1665 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1666 verify_loop_closed_ssa): Check number_of_loops instead of
1668 * predict.c (tree_estimate_probability): Ditto.
1669 * tree-if-conv.c (main_tree_if_conversion): Ditto.
1670 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1671 * modulo-sched.c (sms_schedule): Ditto.
1672 * tree-scalar-evolution.c (scev_const_prop): Ditto.
1673 (scev_finalize): Do not do anything if scev analysis was not
1675 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
1676 current_loops == NULL.
1677 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
1678 * loop-init.c (loop_optimizer_init): Do not free current_loops when
1680 (loop_optimizer_finalize): Assert that loops were analyzed.
1681 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
1682 rtl_doloop): Check number_of_loops instead of current_loops.
1683 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
1684 current_loops == NULL.
1685 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
1686 gate_tree_vectorize tree_linear_transform, check_data_deps,
1687 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
1688 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
1689 Check number_of_loops instead of current_loops.
1690 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
1691 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
1692 free loops if available.
1693 (execute_pre): Do not pass do_fre to fini_pre.
1695 2007-05-27 Tobias Burnus <burnus@net-b.de>
1698 * real.c (mpfr_from_real): Fix sign of -Inf.
1700 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
1702 * tree-vect-transform.c (vectorizable_conversion): Initialize
1703 tree_code variables to ERROR_MARK.
1704 (vectorizable_type_demotion): Likewise.
1705 (vectorizable_type_promotion): Likewise.
1707 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1710 * config/i386/i386.md (movti): Handle push operands via
1713 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1715 * basic-block.h: Remove the prototype for merge_seq_blocks.
1716 * cfgcleanup.c (merge_seq_blocks): Remove.
1718 * tree-flow.h: Remove the prototype for is_aliased_with.
1719 * tree-ssa-alias.c (is_aliased_with): Remove.
1721 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
1723 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
1725 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
1727 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
1728 ix86_expand_sse4_unpack if SSE4.1 is enabled.
1729 (vec_unpacks_hi_v16qi): Likewise.
1730 (vec_unpacku_lo_v16qi): Likewise.
1731 (vec_unpacks_lo_v16qi): Likewise.
1732 (vec_unpacku_hi_v8hi): Likewise.
1733 (vec_unpacks_hi_v8hi): Likewise.
1734 (vec_unpacku_lo_v8hi): Likewise.
1735 (vec_unpacks_lo_v8hi): Likewise.
1736 (vec_unpacku_hi_v4si): Likewise.
1737 (vec_unpacks_hi_v4si): Likewise.
1738 (vec_unpacku_lo_v4si): Likewise.
1739 (vec_unpacks_lo_v4si): Likewise.
1741 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
1743 * c-typeck.c, config/arm/arm.c, config/darwin.c,
1744 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
1745 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
1746 follow spelling conventions in various
1747 warning/error/diagnostic messages.
1749 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
1750 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
1751 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
1752 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
1753 tree-vrp.c: Fix comment typos. Follow spelling conventions.
1754 * doc/tm.texi: Follow spelling conventions.
1756 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1759 * tree-ssa-forwprop.c
1760 (forward_propagate_addr_into_variable_array_index): Remove
1761 the lhs argument. Use the type of def_rhs instead of lhs.
1762 (forward_propagate_addr_expr_1): Update use of
1763 forward_propagate_addr_into_variable_array_index.
1765 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
1766 Nigel Stephens <nigel@mips.com>
1768 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
1769 function attributes, "far" being an alias for "long_call".
1770 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
1771 (mips_near_type_p, mips_far_type_p): New.
1772 (mips_comp_type_attributes): New function to check that attributes
1773 attached to a function type are compatible.
1774 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
1775 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
1776 to the target function of the thunk.
1777 (mips_encode_section_info): Check for "near" and "far" function
1778 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
1780 * config/mips/predicates.md (const_call_insn_operand): Test only
1781 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
1783 * doc/extend.texi (Function Attributes): Document MIPS "near" and
1786 * testsuite/gcc.target/mips/near-far-1.c: New test case.
1787 * testsuite/gcc.target/mips/near-far-2.c: New test case.
1788 * testsuite/gcc.target/mips/near-far-3.c: New test case.
1789 * testsuite/gcc.target/mips/near-far-4.c: New test case.
1791 2007-05-25 Eric Christopher <echristo@apple.com>
1793 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
1794 to x86-darwin configurations.
1795 * config/i386/t-darwin: Add softfp support.
1796 * config/i386/t-darwin64: Ditto.
1797 * config/i386/sfp-machine.h: If mach then don't use
1798 aliasing, emit a stub to call.
1800 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
1802 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
1803 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
1804 tree-predcom.c, tree-ssa-alias-warnings.c,
1805 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
1806 comment typos. Follow spelling conventions.
1807 * doc/cpp.texi, doc/invoke.texi: Fix typos.
1809 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
1812 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
1813 constants into memory. Expand unaligned memory references for
1814 SSE modes via x86_expand_vector_move_misalign() function.
1816 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
1818 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
1819 "memory" attribute for "sseishft" type insn without operands[2].
1821 2007-05-25 Dirk Mueller <dmueller@suse.de>
1822 Marcus Meissner <meissner@suse.de>
1824 * doc/extend.texi (alloc_size): New attribute.
1825 * c-common.c (handle_alloc_size_attribute): New.
1826 * tree-object-size.c (alloc_object_size): Use alloc_size
1827 attribute, if available.
1829 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1831 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
1833 (__builtin_ia32_vec_ext_v2di): Likewise.
1834 (__builtin_ia32_vec_ext_v4si): Likewise.
1835 (__builtin_ia32_vec_ext_v8hi): Likewise.
1836 (__builtin_ia32_vec_ext_v16qi): Likewise.
1837 (__builtin_ia32_vec_set_v8hi): Likewise.
1839 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
1841 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
1843 2007-05-25 Richard Sandiford <richard@codesourcery.com>
1845 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
1846 (arm_is_longcall_p): Rename to...
1847 (arm_is_long_call_p): ...this. Take a single tree argument and
1849 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
1850 (CUMULATIVE_ARGS): Remove call_cookie.
1851 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
1852 (ENCODED_LONG_CALL_ATTR_P): Delete.
1853 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
1854 LONG_CALL_FLAG_CHAR cases.
1855 (ARM_DECLARE_FUNCTION_SIZE): Delete.
1856 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
1857 ARM_DECLARE_FUNCTION_SIZE.
1858 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
1859 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
1860 (arm_encode_call_attribute, current_file_function_operand): Delete.
1861 (arm_function_in_section_p): New function.
1862 (arm_is_longcall_p): Rename to...
1863 (arm_is_long_call_p): ...this. Take the target function as a single
1864 argument and return a bool. Do not rely on call cookies. Check
1865 whether the target symbol is in the same section as the current
1866 function, not just the same compilation unit.
1867 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
1868 (arm_encode_section_info): Don't encode a call type.
1869 * config/arm/arm.md (call, call_value): Update calls to
1870 arm_is_long(_)call_p. Simplify logic.
1871 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
1872 Update calls to arm_is_long(_)call_p.
1874 2007-05-25 Richard Guenther <rguenther@suse.de>
1876 PR tree-optimization/31982
1877 * tree-ssa-forwprop.c
1878 (forward_propagate_addr_into_variable_array_index): Handle arrays
1879 with element size one.
1881 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1883 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
1884 (umulsi3_highpart): Likewise.
1886 2007-05-24 Ian Lance Taylor <iant@google.com>
1888 PR rtl-optimization/32069
1889 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
1892 2007-05-24 Ollie Wild <aaw@google.com>
1894 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
1897 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
1899 * postreload-gcse.c (reg_changed_after_insn_p): New function.
1900 (oprs_unchanged_p): Use it to check all registers in a REG.
1901 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
1902 (reg_set_between_after_reload_p): Delete.
1903 (reg_used_between_after_reload_p): Likewise.
1904 (reg_set_or_used_since_bb_start): Likewise.
1905 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
1906 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
1907 Use reg_set_between_p instead of reg_set_between_after_reload_p.
1908 * rtlanal.c (reg_set_p): Check whether REG overlaps
1909 regs_invalidated_by_call, rather than just checking the
1910 membership of REGNO (REG).
1912 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1914 * doc/passes.texi: Document predictive commoning.
1915 * doc/invoke.texi (-fpredictive-commoning): Document.
1916 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
1917 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
1918 adding indices to the generated name.
1919 (schedule_sm): Pass 0 to get_lsm_tmp_name.
1920 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
1921 * tree-pretty-print.c (op_symbol_1): Renamed to ...
1922 (op_symbol_code): ... and exported.
1923 (dump_omp_clause, op_symbol): Use op_symbol_code
1924 instead of op_symbol_1.
1925 * tree-pass.h (pass_predcom): Declare.
1926 * timevar.def (TV_PREDCOM): New timevar.
1927 * tree-ssa-loop.c (run_tree_predictive_commoning,
1928 gate_tree_predictive_commoning, pass_predcom): New.
1929 * tree-data-ref.c (find_data_references_in_loop): Find the
1930 references in dominance order.
1931 (canonicalize_base_object_address): Ensure that the result has
1933 (dr_analyze_innermost): Export.
1934 (create_data_ref): Code to fail for references with invariant
1936 (find_data_references_in_stmt): ... here.
1937 * tree-data-ref.h (dr_analyze_innermost): Declare.
1938 * tree-affine.c: Include tree-gimple.h and hashtab.h.
1939 (aff_combination_find_elt, name_expansion_hash,
1940 name_expansion_eq, tree_to_aff_combination_expand,
1941 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
1943 * tree-affine.h (aff_combination_constant_multiple_p,
1944 tree_to_aff_combination_expand): Declare.
1945 * tree-predcom.c: New file.
1946 * common.opt (fpredictive-commoning): New option.
1947 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
1948 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
1949 * Makefile.in (tree-predcom.o): Add.
1950 (tree-affine.o): Add TREE_GIMPLE_H dependency.
1951 * passes.c (init_optimization_passes): Add dceloop after
1952 copy propagation in loop optimizer. Add predictive commoning
1953 to loop optimizer passes.
1955 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1957 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
1960 2007-05-24 Jan Hubicka <jh@suse.cz>
1962 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
1964 (genheader): Include statistics.h.
1966 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
1968 * print-rtl.c (flag_dump_unnumbered): Update comments.
1969 (print_rtl): Fix my previous change.
1970 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
1973 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
1976 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
1978 (thread_through_all_blocks): Call initialize_original_copy_tables
1979 and free_original_copy_tables.
1980 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
1982 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1983 * cfghooks.c (duplicate_block): Use get_loop_copy.
1984 * cfg.c: Include cfgloop.h.
1985 (loop_copy): New hash table.
1986 (initialize_original_copy_tables): Initialize loop_copy table.
1987 (free_original_copy_tables): Free loop_copy table.
1988 (copy_original_table_clear, copy_original_table_set,
1989 set_loop_copy, get_loop_copy): New functions.
1990 (set_bb_original, set_bb_copy): Use copy_original_table_set.
1991 * cfgloop.h (struct loop): Remove copy field.
1992 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
1993 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
1995 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
1997 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
1998 -msse/-msse2/-msse3.
2000 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
2002 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
2003 __builtin_ia32_vec_set_v2di with MASK_64BIT.
2005 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2008 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
2009 * targhooks.h (default_mangle_decl_assembler_name): Declare
2011 * targhooks.c (default_mangle_decl_assembler_name): Define
2013 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
2015 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
2016 * langhooks.c (lhd_set_decl_assembler_name): Call
2017 targetm.mangle_decl_assembler_name for names with global scope.
2019 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
2021 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
2022 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
2024 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
2025 New. Factored out of i386_pe_encode_section_info.
2026 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
2027 Move check for prior decoration of stdcall
2028 symbols to i386_pe_encode_section_info.
2029 (i386_pe_encode_section_info): Adjust call to
2030 gen_stdcall_or_fastcall_suffix. Use
2031 i386_pe_maybe_mangle_decl_assembler_name, if needed.
2032 (i386_pe_mangle_decl_assembler_name): New. Wrap
2033 i386_pe_maybe_mangle_decl_assembler_name.
2035 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
2037 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
2038 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
2039 * langhooks.c (get_signed_or_unsigned_type): Don't check for
2040 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
2041 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
2044 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
2045 Nigel Stephens <nigel@mips.com>
2046 Richard Sandiford <richard@codesourcery.com>
2048 Fix up MIPS16 hard float and add support for complex.
2050 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
2051 (TARGET_SOFT_FLOAT_ABI): New.
2052 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
2053 __mips_soft_float to reflect the ABI in use, not whether the
2054 FPU is directly accessible (e.g., in MIPS16 mode).
2055 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
2056 (UNITS_PER_FPVALUE): Likewise.
2058 * config/mips/mips.c (mips_expand_call): Remove redundant
2059 TARGET_MIPS16 check.
2060 (mips_arg_regno): New.
2061 (function_arg_advance): When setting bits in cum->fp_code for
2062 MIPS16, don't subtract 1 from cum->arg_number, since it is now
2064 (function_arg): Use mips_arg_regno.
2065 (mips_return_mode_in_fpr_p): New.
2066 (mips16_call_stub_mode_suffix): New.
2067 (mips16_cfun_returns_in_fpr_p): New.
2068 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
2069 (mips_output_function_prologue): Test mips16_hard_float, not
2070 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
2071 (mips_expand_epilogue): Call MIPS16 helper routines to copy
2072 return value into a floating-point register.
2073 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
2074 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
2075 (mips16_fp_args): Handle MIPS32r2 ISA which supports
2076 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
2077 word of double arguments from or to the high bits of 64-bit
2078 floating point registers.
2079 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
2080 (mips16_fpret_double): New helper function.
2081 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
2082 support for complex modes. Fill in DECL_RESULT for stubdecl.
2083 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
2085 * config/mips/mips16.S
2086 (RET, ARG1, ARG2): New.
2087 (MERGE_GPRf, MERGE_GPRt): New.
2088 (DELAYt, DELAYf): New.
2089 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
2090 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
2091 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
2092 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
2093 (SFOP): Renamed to...
2094 (OPSF3): This, and macro-ified. Updated all uses.
2095 (SFOP2): Renamed to...
2096 (OPSF2): This, and macro-ified. Updated all uses.
2097 (SFCMP): Renamed to...
2098 (CMPSF): This, and macro-ified. Updated all uses.
2099 (SFREVCMP): Renamed to...
2100 (REVCMPSF): This, and macro-ified. Updated all uses.
2101 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
2102 (LDDBL1, LDDBL2, RETDBL): Deleted.
2103 (DFOP): Renamed to...
2104 (OPDF3): This, and macro-ified. Updated all uses.
2105 (DFOP2): Renamed to...
2106 (OPDF2): This, and macro-ified. Updated all uses.
2107 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
2108 (DFCMP): Renamed to...
2109 (CMPDF): This, and macro-ified. Updated all uses.
2110 (DFREVCMP): Renamed to...
2111 (REVCMPDF): This, and macro-ified. Updated all uses.
2112 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
2113 (RET_FUNCTION): New.
2114 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
2115 (__mips16_ret_sc, __mips16_ret_dc): New.
2116 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
2117 STUB_ARGS_6, STUB_ARGS_10): New.
2118 (CALL_STUB_NO_RET): New.
2119 (__mips16_call_stub_1): Macro-ified.
2120 (__mips16_call_stub_5): Macro-ified.
2121 (__mips16_call_stub_2): Macro-ified.
2122 (__mips16_call_stub_6): Macro-ified.
2123 (__mips16_call_stub_9): Macro-ified.
2124 (__mips16_call_stub_10): Macro-ified.
2125 (CALL_STUB_RET): New.
2126 (__mips16_call_stub_sf_0): Macro-ified.
2127 (__mips16_call_stub_sf_1): Macro-ified.
2128 (__mips16_call_stub_sf_5): Macro-ified.
2129 (__mips16_call_stub_sf_2): Macro-ified.
2130 (__mips16_call_stub_sf_6): Macro-ified.
2131 (__mips16_call_stub_sf_9): Macro-ified.
2132 (__mips16_call_stub_sf_10): Macro-ified.
2133 (__mips16_call_stub_df_0): Macro-ified.
2134 (__mips16_call_stub_df_1): Macro-ified.
2135 (__mips16_call_stub_df_5): Macro-ified.
2136 (__mips16_call_stub_df_2): Macro-ified.
2137 (__mips16_call_stub_df_6): Macro-ified.
2138 (__mips16_call_stub_df_9): Macro-ified.
2139 (__mips16_call_stub_df_10): Macro-ified.
2140 (__mips16_call_stub_sc_0): New.
2141 (__mips16_call_stub_sc_1): New.
2142 (__mips16_call_stub_sc_5): New.
2143 (__mips16_call_stub_sc_2): New.
2144 (__mips16_call_stub_sc_6): New.
2145 (__mips16_call_stub_sc_9): New.
2146 (__mips16_call_stub_sc_10): New.
2147 (__mips16_call_stub_dc_0): New.
2148 (__mips16_call_stub_dc_1): New.
2149 (__mips16_call_stub_dc_5): New.
2150 (__mips16_call_stub_dc_2): New.
2151 (__mips16_call_stub_dc_6): New.
2152 (__mips16_call_stub_dc_9): New.
2153 (__mips16_call_stub_dc_10): New.
2155 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
2156 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
2157 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
2159 2007-05-23 Ian Lance Taylor <iant@google.com>
2161 * doc/invoke.texi (Invoking GCC): Document that the order of the
2164 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
2167 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
2168 * config/score/predicate.md (const_pow2, const_npow2): Remove.
2169 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
2173 * config/score/score.c (score_print_operand): Make sure that only
2174 lower bits are used.
2176 2007-05-22 Ian Lance Taylor <iant@google.com>
2178 * tree-vrp.c (avoid_overflow_infinity): New static function,
2179 broken out of set_value_range_to_value.
2180 (set_value_range_to_value): Call avoid_overflow_infinity.
2181 (extract_range_from_assert): Likewise.
2183 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2186 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
2187 change the type before looking for a COMPOUND_EXPR.
2189 2007-05-22 Ian Lance Taylor <iant@google.com>
2191 * lower-subreg.c (decompose_multiword_subregs): If we change an
2192 insn, call remove_retval_note on it.
2194 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2196 * regs.h (end_hard_regno): New function.
2197 (END_HARD_REGNO, END_REGNO): New macros.
2198 (add_to_hard_reg_set): New function.
2199 (remove_from_hard_reg_set): Likewise.
2200 (in_hard_reg_set_p): Likewise.
2201 (overlaps_hard_reg_set_p): Likewise.
2202 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
2203 (note_btr_set): Use END_HARD_REGNO.
2204 * caller-save.c (setup_save_areas): Use end_hard_regno.
2205 (mark_set_regs): Use END_HARD_REGNO.
2206 (add_stored_regs): Use end_hard_regno.
2207 (mark_referenced_regs): Use add_to_hard_reg_set.
2208 * combine.c (update_table_tick): Use END_REGNO.
2209 (record_value_for_reg): Likewise.
2210 (record_dead_and_set_regs): Likewise.
2211 (get_last_value_validate): Likewise.
2212 (use_crosses_set_p): Likewise.
2213 (reg_dead_at_p_1): Likewise.
2214 (reg_dead_at_p): Likewise.
2215 (mark_used_regs_combine): Use add_to_hard_reg_set.
2216 (move_deaths): Use END_HARD_REGNO.
2217 (reg_bitfield_target_p): Use end_hard_regno.
2218 (distribute_notes): Use END_HARD_REGNO.
2219 * cse.c (mention_regs): Use END_REGNO.
2220 (insert): Use add_to_hard_reg_set.
2221 (invalidate): Use END_HARD_REGNO.
2222 (invalidate_for_call): Likewise.
2223 (exp_equiv_p): Use END_REGNO.
2224 (cse_insn): Likewise.
2225 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
2226 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
2227 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
2228 * function.c (keep_stack_depressed): Use end_hard_regno.
2229 * global.c (global_alloc): Use end_hard_regno.
2230 (global_conflicts): Use add_to_hard_reg_set instead of
2232 (find_reg): Likewise.
2233 (mark_reg_store): Likewise.
2234 (mark_reg_conflicts): Likewise.
2235 (mark_reg_death): Use remove_from_hard_reg_set.
2236 (mark_reg_live_nc): Delete.
2237 (set_preference): Use end_hard_regno.
2238 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
2239 remove_from_hard_reg_set.
2240 (post_mark_life): Use add_to_hard_reg_set.
2241 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
2242 (reg_becomes_live): Use add_to_hard_reg_set.
2243 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
2244 (peep2_find_free_register): Use add_to_hard_reg_set.
2245 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
2246 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
2247 * regrename.c (note_sets): Use add_to_hard_reg_set.
2248 (clear_dead_regs): Use remove_from_hard_reg_set.
2249 (regrename_optimize): Use add_to_hard_reg_set.
2250 (find_oldest_value_reg): Use in_hard_reg_set_p.
2251 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
2252 (hard_reg_set_here_p): Use end_hard_regno.
2253 (decompose): Likewise.
2254 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
2255 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
2256 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
2257 (mark_home_live): Use end_hard_regno.
2258 (spill_hard_reg): Likewise.
2259 (clear_reload_reg_in_use): Likewise.
2260 * reorg.c (delete_prior_computation): Use END_REGNO.
2261 * resource.c (update_live_status): Use END_HARD_REGNO.
2262 (mark_referenced_resources): Use add_to_hard_reg_set.
2263 (mark_set_resources): Likewise.
2264 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
2265 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
2266 (reg_overlap_mentioned_p): Likewise.
2267 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
2268 (covers_regno_no_parallel_p): Use END_REGNO.
2269 (find_regno_note): Likewise.
2270 (find_reg_fusage): Use END_HARD_REGNO.
2271 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
2272 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
2274 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
2276 * mode-switching.c (reg_dies): Change type of second argument to
2278 (optimize_mode_switching): Update accordingly.
2280 2007-05-22 Richard Sandiford <richard@codesourcery.com>
2282 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
2284 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
2285 (hard_reg_set_empty_p): ...these new functions.
2286 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
2287 GO_IF_HARD_REG_SUBSET.
2288 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
2289 instead of GO_IF_HARD_REG_EQUAL.
2290 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
2291 instead of GO_IF_HARD_REG_EQUAL.
2292 * global.c (find_reg): Use hard_reg_set_empty_p instead of
2293 GO_IF_HARD_REG_SUBSET.
2294 (modify_reg_pav): Use hard_reg_set_empty_p instead of
2295 GO_IF_HARD_REG_EQUAL.
2296 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
2297 of GO_IF_HARD_REG_SUBSET.
2298 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
2299 instead of GO_IF_HARD_REG_EQUAL.
2300 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
2301 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
2302 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
2303 of GO_IF_HARD_REG_SUBSET,
2304 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
2305 GO_IF_HARD_REG_SUBSET.
2306 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
2307 instead of GO_IF_HARD_REG_EQUAL.
2308 * config/sh/sh.c (push_regs, calc_live_regs): Use
2309 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
2310 (hard_regs_intersect_p): Delete.
2312 2007-05-22 Janis Johnson <janis187@us.ibm.com>
2314 * doc/sourcebuild.texi (Test Directives) Add dg-message.
2316 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2317 Richard Henderson <rth@redhat.com>
2319 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
2321 (x86_64-*-*): Likewise.
2323 * i386/i386-modes.def (V2QI): New.
2325 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
2327 (override_options): Support SSE4.1.
2328 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
2329 (IX86_BUILTIN_BLENDPS): Likewise.
2330 (IX86_BUILTIN_BLENDVPD): Likewise.
2331 (IX86_BUILTIN_BLENDVPS): Likewise.
2332 (IX86_BUILTIN_PBLENDVB128): Likewise.
2333 (IX86_BUILTIN_PBLENDW128): Likewise.
2334 (IX86_BUILTIN_DPPD): Likewise.
2335 (IX86_BUILTIN_DPPS): Likewise.
2336 (IX86_BUILTIN_INSERTPS128): Likewise.
2337 (IX86_BUILTIN_MOVNTDQA): Likewise.
2338 (IX86_BUILTIN_MPSADBW128): Likewise.
2339 (IX86_BUILTIN_PACKUSDW128): Likewise.
2340 (IX86_BUILTIN_PCMPEQQ): Likewise.
2341 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
2342 (IX86_BUILTIN_PMAXSB128): Likewise.
2343 (IX86_BUILTIN_PMAXSD128): Likewise.
2344 (IX86_BUILTIN_PMAXUD128): Likewise.
2345 (IX86_BUILTIN_PMAXUW128): Likewise.
2346 (IX86_BUILTIN_PMINSB128): Likewise.
2347 (IX86_BUILTIN_PMINSD128): Likewise.
2348 (IX86_BUILTIN_PMINUD128): Likewise.
2349 (IX86_BUILTIN_PMINUW128): Likewise.
2350 (IX86_BUILTIN_PMOVSXBW128): Likewise.
2351 (IX86_BUILTIN_PMOVSXBD128): Likewise.
2352 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
2353 (IX86_BUILTIN_PMOVSXWD128): Likewise.
2354 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
2355 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
2356 (IX86_BUILTIN_PMOVZXBW128): Likewise.
2357 (IX86_BUILTIN_PMOVZXBD128): Likewise.
2358 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
2359 (IX86_BUILTIN_PMOVZXWD128): Likewise.
2360 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
2361 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
2362 (IX86_BUILTIN_PMULDQ128): Likewise.
2363 (IX86_BUILTIN_PMULLD128): Likewise.
2364 (IX86_BUILTIN_ROUNDPD): Likewise.
2365 (IX86_BUILTIN_ROUNDPS): Likewise.
2366 (IX86_BUILTIN_ROUNDSD): Likewise.
2367 (IX86_BUILTIN_ROUNDSS): Likewise.
2368 (IX86_BUILTIN_PTESTZ): Likewise.
2369 (IX86_BUILTIN_PTESTC): Likewise.
2370 (IX86_BUILTIN_PTESTNZC): Likewise.
2371 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
2372 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
2373 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
2374 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
2375 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
2377 (bdesc_sse_3arg): Likewise.
2378 (bdesc_2arg): Likewise.
2379 (bdesc_1arg): Likewise.
2380 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
2382 (ix86_expand_sse_4_operands_builtin): New.
2383 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
2384 smaller than 8 bits as the 2nd arg.
2385 (ix86_expand_sse_ptest): New.
2386 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
2387 (ix86_expand_vector_set): Support SSE4.1.
2388 (ix86_expand_vector_extract): Likewise.
2390 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2391 __SSE4_1__ for -msse4.1.
2393 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
2394 (UNSPEC_INSERTPS): Likewise.
2395 (UNSPEC_DP): Likewise.
2396 (UNSPEC_MOVNTDQA): Likewise.
2397 (UNSPEC_MPSADBW): Likewise.
2398 (UNSPEC_PHMINPOSUW): Likewise.
2399 (UNSPEC_PTEST): Likewise.
2400 (UNSPEC_ROUNDP): Likewise.
2401 (UNSPEC_ROUNDS): Likewise.
2403 * config/i386/i386.opt (msse4.1): New for SSE4.1.
2405 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
2406 (const_pow2_1_to_32768_operand): Likewise.
2408 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
2411 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
2413 (sse4_1_insertps): Likewise.
2414 (*sse4_1_extractps): Likewise.
2415 (sse4_1_ptest): Likewise.
2416 (sse4_1_mulv2siv2di3): Likewise.
2417 (*sse4_1_mulv4si3): Likewise.
2418 (*sse4_1_smax<mode>3): Likewise.
2419 (*sse4_1_umax<mode>3): Likewise.
2420 (*sse4_1_smin<mode>3): Likewise.
2421 (*sse4_1_umin<mode>3): Likewise.
2422 (sse4_1_eqv2di3): Likewise.
2423 (*sse4_1_pinsrb): Likewise.
2424 (*sse4_1_pinsrd): Likewise.
2425 (*sse4_1_pinsrq): Likewise.
2426 (*sse4_1_pextrb): Likewise.
2427 (*sse4_1_pextrb_memory): Likewise.
2428 (*sse4_1_pextrw_memory): Likewise.
2429 (*sse4_1_pextrq): Likewise.
2430 (sse4_1_blendpd): Likewise.
2431 (sse4_1_blendps): Likewise.
2432 (sse4_1_blendvpd): Likewise.
2433 (sse4_1_blendvps): Likewise.
2434 (sse4_1_dppd): Likewise.
2435 (sse4_1_dpps): Likewise.
2436 (sse4_1_movntdqa): Likewise.
2437 (sse4_1_mpsadbw): Likewise.
2438 (sse4_1_packusdw): Likewise.
2439 (sse4_1_pblendvb): Likewise.
2440 (sse4_1_pblendw): Likewise.
2441 (sse4_1_phminposuw): Likewise.
2442 (sse4_1_extendv8qiv8hi2): Likewise.
2443 (*sse4_1_extendv8qiv8hi2): Likewise.
2444 (sse4_1_extendv4qiv4si2): Likewise.
2445 (*sse4_1_extendv4qiv4si2): Likewise.
2446 (sse4_1_extendv2qiv2di2): Likewise.
2447 (*sse4_1_extendv2qiv2di2): Likewise.
2448 (sse4_1_extendv4hiv4si2): Likewise.
2449 (*sse4_1_extendv4hiv4si2): Likewise.
2450 (sse4_1_extendv2hiv2di2): Likewise.
2451 (*sse4_1_extendv2hiv2di2): Likewise.
2452 (sse4_1_extendv2siv2di2): Likewise.
2453 (*sse4_1_extendv2siv2di2): Likewise.
2454 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2455 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2456 (sse4_1_zero_extendv4qiv4si2): Likewise.
2457 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2458 (sse4_1_zero_extendv2qiv2di2): Likewise.
2459 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2460 (sse4_1_zero_extendv4hiv4si2): Likewise.
2461 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2462 (sse4_1_zero_extendv2hiv2di2): Likewise.
2463 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2464 (sse4_1_zero_extendv2siv2di2): Likewise.
2465 (*sse4_1_zero_extendv2siv2di2): Likewise.
2466 (sse4_1_roundpd): Likewise.
2467 (sse4_1_roundps): Likewise.
2468 (sse4_1_roundsd): Likewise.
2469 (sse4_1_roundss): Likewise.
2470 (mulv4si3): Don't expand for SSE4.1.
2471 (smax<mode>3): Likewise.
2472 (umaxv4si3): Likewise.
2473 (uminv16qi3): Likewise.
2474 (umin<mode>3): Likewise.
2475 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
2477 * doc/extend.texi: Document SSE4.1 built-in functions.
2479 * doc/invoke.texi: Document -msse4.1.
2481 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
2483 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
2484 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
2485 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
2486 (ASM_SPEC): Add asm_pcrel_spec.
2487 (EXTRA_SPECS): Add asm_pcrel_spec.
2489 2007-05-21 David Daney <ddaney@avtrex.com>
2491 * doc/install.texi (Building a cross compiler): Add requirements
2492 for Java cross compiler.
2494 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2497 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
2498 Add loopno argument. Use evolution_function_is_invariant_rec_p
2499 instead of evolution_function_is_constant_p.
2500 Update calls to evolution_function_is_affine_multivariate_p.
2501 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
2502 Add loopno argument.
2503 * tree-scalar-evolution.c (gather_chrec_stats): Call
2504 evolution_function_is_affine_multivariate_p with a loop
2506 * tree-data-ref.c (analyze_miv_subscript): Likewise.
2507 (analyze_overlapping_iterations): Likewise.
2508 (access_functions_are_affine_or_constant_p): Likewise.
2509 (build_classic_dist_vector_1): If the access functions
2510 are equal, don't do anything.
2512 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
2513 Paolo Carlini <pcarlini@suse.de>
2514 Uros Bizjak <ubizjak@gmail.com>
2516 * c-cppbuiltin.c (c_cpp_builtins): Define
2517 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
2518 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
2519 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
2520 * doc/cpp.texi ([Standard Predefined Macros]): Document.
2522 2007-05-21 Mike Stump <mrs@apple.com>
2524 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
2526 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2528 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
2531 implementation if __OPTIMIZE__ is not defined.
2532 (_mm_alignr_pi8): Ditto.
2533 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2534 (_mm_inserti_si64): Ditto.
2535 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2536 (_mm_slli_epi16): Ditto.
2537 (_mm_slli_epi32): Ditto.
2538 (_mm_slli_epi64): Ditto.
2539 (_mm_srai_epi16): Ditto.
2540 (_mm_srai_epi32): Ditto.
2541 (_mm_srli_si128): Ditto.
2542 (_mm_slli_si128): Ditto.
2543 (_mm_srli_epi16): Ditto.
2544 (_mm_srli_epi32): Ditto.
2545 (_mm_srli_epi64): Ditto.
2546 (_mm_extract_epi16): Ditto.
2547 (_mm_insert_epi16): Ditto.
2548 (_mm_shufflehi_epi16): Ditto.
2549 (_mm_shufflelo_epi16): Ditto.
2550 (_mm_shuffle_epi32): Ditto.
2551 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
2553 (_mm_insert_pi16): Ditto.
2555 (_mm_shuffle_pi16): Ditto.
2557 (_mm_shufle_ps): Ditto.
2558 (_mm_prefetch): Ditto.
2560 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
2562 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
2563 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
2564 * real.c (encode_i370_single, decode_i370_single,
2565 encode_i370_double, decode_i370_double): Functions removed.
2566 (i370_single_format, i370_double_format): Initializations removed.
2567 (real_maxval, round_for_format, exact_real_truncate, significand_size):
2568 Consider the log2_b field to always be one.
2569 (ieee_single_format, mips_single_format, coldfire_single_format,
2570 ieee_double_format, mips_double_format, coldfire_double_format,
2571 ieee_extended_motorola_format, ieee_extended_intel_96_format,
2572 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
2573 ibm_extended_format, mips_extended_format, ieee_quad_format,
2574 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
2575 decimal_single_format, decimal_double_format, decimal_quad_format,
2576 c4x_single_format, c4x_extended_format, real_internal_format): Remove
2577 initialization of log2_b.
2578 * real.h (i370_single_format, i370_double_format): Declarations removed.
2579 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
2580 field to always be one.
2582 2007-05-21 Andreas Schwab <schwab@suse.de>
2584 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
2585 NOTE_INSN_BASIC_BLOCK_P.
2586 (process_for_unwind_directive): Likewise.
2588 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
2590 * builtins.c (expand_builtin_setjmp_setup): Update comment.
2591 * function.h (struct function): Move va_list_gpr_size,
2592 va_list_fpr_size, function_frequency to front of bitfields. Add
2594 (current_function_calls_unwind_init): New.
2595 * except.c (expand_builtin_unwind_init): Set
2596 current_function_calls_unwind_init not
2597 current_function_has_nonlocal_label.
2598 * reload1.c (has_nonexceptional_receiver): New.
2599 (reload): Use it and current_function_calls_unwind_init to
2600 determine whether call-saved regs must be saved.
2602 2007-05-20 Jan Hubicka <jh@suse.cz>
2604 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
2605 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2606 * ddg.c (create_ddg): LIkewise.
2607 * final.c (final): Remove hunk moving line numbernotes around since
2608 they are no longer present at this stage.
2609 (final_scan_insn): Use NOTE_KIND instead of
2610 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2611 (output_asm_label): Likewise.
2612 * reorg.c (dbr_schedule): Likewise.
2613 * haifa-sched.c (unlink_other_notes): Likewise.
2614 * mode-switching.c (optimize_mode_switching): Likewise.
2615 * graph.c (start_bb): Likewise.
2616 * rtl.def (NOTE): Update description.
2617 * jump.c (squeeze_notes): Delete.
2618 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
2619 NOTE_INSN_BASIC_BLOCK_P when possible.
2620 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
2621 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
2622 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
2623 (dwarf2out_var_location): Likewise.
2624 * cfgbuild.c (make_edges): Likewise.
2625 (find_basic_blocks_1): Likewise.
2626 * function.c (reorder_blocks_1): Likewise.
2627 (epilogue_done): Likewise.
2628 (reposition_prologue_and_epilogue_notes): Likewise.
2629 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
2631 (print_rtl): Likewise.
2632 (print_rtl_single): Likewise.
2633 * gcse.c (insert_insn_start_bb): Likewise.
2634 * alias.c (init_alias_analysis): Likewise.
2635 * calls.c (fixup_tail_calls): Likewise.
2636 * except.c (sjlj_emit_function_enter): Likewise.
2637 * emit-rtl.c (add_insn_after): Likeiwse.
2638 (emit_label_before): Likewise.
2639 (emit_label_after): Likewise.
2640 (emit_note_before, emit_note_after, emit_note): Update
2641 parameter to be enum insn_note; do not deal with source
2643 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
2644 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
2646 (merge_blocks_move_successor_nojumps): Simplify now when
2647 we don't have BLOCK notes.
2648 (try_optimize_cfg): Likewise.
2649 * cfglayout.c (skip_insns_after_block): Likewise.
2650 (record_effective_endpoints): Likewise.
2651 (duplicate_insn_chain): Likewise.
2652 * varasm.c (output_constant_pool_1): Likewise.
2653 * sched-deps.c (sched_analyze): Likewise.
2654 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
2656 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
2657 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
2658 (SET_INSN_DELETED): Simplify.
2659 (NOTE_LINE_NUMBER): Exterminate.
2660 (NOTE_LINE_KIND): New.
2661 (NOTE_INSN_BASIC_BLOCK_P): Update.
2662 (enum insn_note): Simplify.
2663 (GET_NOTE_INSN_NAME) Simplify.
2664 (emit_note_before, emit_note_after, emit_note): Update prototype.
2665 (squeeze_notes): Remove.
2666 * sched-int.h (NOTE_NOT_BB_P): Update.
2667 * resource.c (mark_target_live_regs): Update.
2668 * sched-rgn.c (debug_dependencies): Update.
2669 * sched-vis.c (print_insn): Update.
2670 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
2671 * config/i386/i386.c (ix86_output_function_epilogue): Update.
2672 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
2673 (TARGET_ADJUST_UNROLL_MAX): Likewise.
2674 (split_branches): Update.
2675 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
2677 (sh_adjust_unroll_max): Exterminate.
2678 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
2679 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
2680 (m68hc11_reorg): Likewise.
2681 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
2682 (emit_predicate_relation_info): Update.
2683 (process_for_unwind_directive): Update.
2684 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
2685 (output_call): Update.
2686 * config/pa/pa.c (output_lbranch): Update.
2687 (output_millicode_call): Update.
2688 (output_call): Update.
2689 (pa_combine_instructions): Update.
2690 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
2691 * config/bfin/bfin.c (gen_one_bundle): Update.
2692 * cfgrtl.c (can_delete_note_p): Update.
2693 (delete_insn): Update.
2694 (rtl_merge_blocks): Update.
2695 (commit_one_edge_insertion): Update.
2696 (rtl_verify_flow_info): Update.
2697 * stmt.c (expand_case): Do not call squeeze_notes.
2699 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2706 * c.opt (Wtype-limits): New.
2707 * doc/invoke.texi (Wtype-limits): Document it.
2708 (Wextra): Enabled by -Wextra.
2709 * c-opts.c (c_common_post_options): Enabled by -Wextra.
2710 * c-common.c (shorten_compare): Warn with Wtype-limits.
2712 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2714 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
2715 inlined function, not as a macro.
2716 (_mm_alignr_pi8): Ditto.
2717 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
2718 (_mm_inserti_si64): Ditto.
2719 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
2720 (_mm_extract_epi16): Ditto.
2721 (_mm_insert_epi16): Ditto.
2722 (_mm_shufflehi_epi16): Ditto.
2723 (_mm_shufflelo_epi16): Ditto.
2724 (_mm_shuffle_epi32): Ditto.
2725 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
2726 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
2728 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
2730 (_m_to_float): Use C89 compatible assignment.
2732 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
2735 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
2737 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2740 * doc/invoke.texi (Wreturn-type): Complete description.
2741 (Wextra): Delete item about return-type warning.
2742 * c-decl.c: Delete redundant Wextra warning.
2744 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
2747 * config/i386/pmmintrin.h: Do not include xmmintrin.h
2748 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
2749 inlined function, not as a macro.
2750 (_mm_prefetch): Ditto.
2752 (_mm_insert_pi16): Ditto.
2754 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
2755 (_m_pshufw): Ditto. Add const to __N argument.
2756 (_mm_shufle_ps): Ditto. Add const to __mask argument.
2757 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
2758 (_mm_slli_epi32): Ditto.
2759 (_mm_srli_si128): Implement as always inlined function, not as a macro.
2760 Add __inline to function declaration.
2761 (_mm_slli_si128): Ditto.
2763 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
2765 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
2766 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
2768 (struct fenv): New structure.
2769 (FP_HANDLE_EXCEPTIONS): New define.
2770 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
2771 (_FP_DECL_EXP): New define.
2772 (FP_INIT_ROUNDMODE): New define.
2773 (FP_ROUNDMODE): New define.
2775 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2777 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
2778 (Wconversion): Update description.
2779 (Wconversion-sign): New.
2780 * c.opt (Wconversion-sign): New.
2781 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
2782 means disabled for C++. Otherwise, take the status of Wconversion.
2783 * c-common.c (conversion_warning): Warn with either Wconversion or
2785 (warnings_for_convert_and_check): Conditions are already checked by
2787 (convert_and_check): Don't check warnings if the conversion failed.
2789 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
2790 Anatoly Sokolov <aesok@dol.ru>
2792 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
2793 avr_epilogue_uses) : Add declaration.
2794 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
2795 * config/avr/constraints.md (R): New constraint.
2796 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
2797 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
2798 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
2799 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
2800 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
2801 call_prologue_saves, epilogue_restores, return_from_epilogue,
2802 return_from_main_epilogue, return_from_interrupt_epilogue,
2803 return_from_naked_epilogue, prologue, epilogue): New patterns.
2804 (jump): Handle symbol reference.
2805 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
2806 avr_output_function_prologue, avr_output_function_epilogue): Remove
2808 (avr_init_machine_status, expand_prologue, expand_epilogue,
2809 avr_asm_function_end_prologue, avr_epilogue_uses,
2810 avr_asm_function_begin_epilogue): New functions.
2811 (prologue_size, epilogue_size, jump_tables_size): Remove global
2813 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
2814 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
2815 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
2816 (avr_override_options): Initialise init_machine_status.
2817 (output_movhi): Handle all stack pointer loads.
2818 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
2819 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
2820 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
2821 (EPILOGUE_USES) Redefine.
2822 (machine_function) Declare.
2824 2007-05-19 Richard Sandiford <richard@codesourcery.com>
2826 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
2827 Use a single return statement.
2829 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2832 * builtins.c (do_mpfr_lgamma_r): New.
2833 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
2834 * tree.h (CASE_FLT_FN_REENT): New.
2836 2007-05-18 Geoffrey Keating <geoffk@apple.com>
2838 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
2839 (output_die): Use 'unsigned long' with %x.
2840 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
2841 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
2842 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
2844 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
2846 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
2851 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
2852 true if function has no argument.
2854 2007-05-18 DJ Delorie <dj@redhat.com>
2856 * config/mips/mips.c (mips_offset_within_alignment_p): New.
2857 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
2859 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2861 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
2862 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
2863 count_trailing_zeros.
2864 (__i386__): Implement count_leading_zeros using __builtin_clz().
2865 Implement count_trailing_zeros usign __builtin_ctz().
2867 2007-05-18 Richard Sandiford <richard@codesourcery.com>
2869 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
2871 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
2874 * expr.c (emit_move_change_mode): Change mode of push operands here.
2876 2007-05-17 Ian Lance Taylor <iant@google.com>
2878 PR tree-optimization/31953
2879 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
2881 (set_value_range_to_null): Call set_value_range_to_value.
2882 (extract_range_from_comparison): Likewise.
2884 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2886 * toplev.c (print_version): Output GMP/MPFR version info.
2888 * builtins.c (CASE_MATHFN_REENT): New macro.
2889 (mathfn_built_in): Use it.
2890 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
2891 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
2892 BUILT_IN_LGAMMAL_R): New.
2893 * doc/extend.texi: Document new builtins.
2896 * builtins.c (do_mpfr_remquo): New.
2897 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
2898 (fold_builtin_3): Handle BUILT_IN_REMQUO.
2901 * builtins.c (fold_builtin_1): Handle y0, y1.
2902 (fold_builtin_2): Handle yn.
2905 * builtins.c (do_mpfr_bessel_n): New.
2906 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
2907 (fold_builtin_2): Handle BUILT_IN_JN.
2909 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
2912 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
2913 TYPE_PRECISION (intmax_type_node).
2915 2007-05-17 Steve Ellcey <sje@cup.hp.com>
2918 * reload.c (subst_reloads): Remove checking.
2920 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2922 PR rtl-optimization/31691
2923 * combine.c (simplify_set): Build a new src pattern instead of
2924 substituting its operands in the COMPARE case.
2926 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
2928 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
2929 (execute_vrp): Preserve loops through jump threading.
2930 * tree-ssa-threadupdate.c (thread_single_edge,
2931 dbds_continue_enumeration_p, determine_bb_domination_status,
2932 thread_through_loop_header): New functions.
2933 (create_edge_and_update_destination_phis,
2934 create_edge_and_update_destination_phis): Set loops for the new blocks.
2935 (prune_undesirable_thread_requests): Removed.
2936 (redirect_edges): Do not pretend that redirect_edge_and_branch can
2938 (thread_block): Do not call prune_undesirable_thread_requests.
2940 (mark_threaded_blocks): Select edges to thread here.
2941 (thread_through_all_blocks): Take may_peel_loop_headers argument.
2942 Thread edges through loop headers independently.
2943 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
2944 * tree-pass.h (TODO_mark_first_instance): New.
2945 (first_pass_instance): Declare.
2946 * cfghooks.c (duplicate_block): Put the block to the original loop
2947 if copy is not specified.
2948 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
2949 jump threading. Pass may_peel_loop_headers to
2950 thread_through_all_blocks according to first_pass_instance.
2951 * cfgloop.h (create_preheader): Declare.
2952 * tree-flow.h (thread_through_all_blocks): Declaration changed.
2953 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
2954 * passes.c (first_pass_instance): New variable.
2955 (next_pass_1): Set TODO_mark_first_instance.
2956 (execute_todo): Set first_pass_instance.
2958 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
2960 PR tree-optimization/24659
2961 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
2962 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
2963 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
2964 OTI_vec_pack_ufix_trunc.
2965 (vec_unpacks_float_hi_optab): Define new macro.
2966 (vec_unpacks_float_lo_optab): Ditto.
2967 (vec_unpacku_float_hi_optab): Ditto.
2968 (vec_unpacku_float_lo_optab): Ditto.
2969 (vec_pack_sfix_trunc_optab): Ditto.
2970 (vec_pack_ufix_trunc_optab): Ditto.
2971 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
2972 and vec_pack_[s|u]fix_trunc_optab using
2973 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
2974 * tree-vectorizer.c (supportable_widening_operation): Handle
2975 FLOAT_EXPR and CONVERT_EXPR. Update comment.
2976 (supportable_narrowing_operation): New function.
2977 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
2978 * tree-vect-transform.c (vectorizable_conversion): Handle
2979 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
2980 (vect_gen_widened_results_half): Move before vectorizable_conversion.
2981 (vectorizable_type_demotion): Call supportable_narrowing_operation()
2982 to check for target support.
2983 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
2984 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
2985 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
2986 for VEC_PACK_FIX_TRUNC_EXPR.
2987 (expand_binop): Special case mode of the result for
2988 vec_pack_[u|s]fix_trunc_optab.
2989 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
2990 vec_pack_[u|s]fix_trunc_optab.
2992 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
2993 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
2994 * tree-pretty-print.c (dump_generic_node): Handle
2995 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
2996 VEC_PACK_FIX_TRUNC_EXPR.
2998 * expr.c (expand_expr_real_1): Ditto.
2999 * tree-inline.c (estimate_num_insns_1): Ditto.
3000 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3002 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
3003 (vec_unpacks_float_lo_v8hi): Ditto.
3004 (vec_unpacku_float_hi_v8hi): Ditto.
3005 (vec_unpacku_float_lo_v8hi): Ditto.
3006 (vec_unpacks_float_hi_v4si): Ditto.
3007 (vec_unpacks_float_lo_v4si): Ditto.
3008 (vec_pack_sfix_trunc_v2df): Ditto.
3010 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
3012 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
3013 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
3014 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
3015 [vec_pack_ufix_trunc]: Ditto.
3016 [vec_unpacks_float_hi]: Ditto.
3017 [vec_unpacks_float_lo]: Ditto.
3018 [vec_unpacku_float_hi]: Ditto.
3019 [vec_unpacku_float_lo]: Ditto.
3021 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
3023 * soft-fp/README: Update for new files.
3024 * soft-fp/floattisf.c: New file.
3025 * soft-fp/floattidf.c: New file.
3026 * soft-fp/floattitf.c: New file.
3027 * soft-fp/floatuntisf.c: New file.
3028 * soft-fp/floatuntidf.c: New file.
3029 * soft-fp/floatuntitf.c: New file.
3030 * soft-fp/fixsfti.c: New file.
3031 * soft-fp/fixdfti.c: New file.
3032 * soft-fp/fixtfti.c: New file.
3033 * soft-fp/fixunssfti.c: New file.
3034 * soft-fp/fixunsdfti.c: New file.
3035 * soft-fp/fixunstfti.c: New file.
3036 * soft-fp/extendxftf.c: New file.
3037 * soft-fp/trunctfxf.c: New file.
3039 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
3040 (__trunctfxf2): Ditto.
3042 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
3043 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
3044 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
3045 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
3046 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
3047 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
3049 * config/i386/t-fprules-softfp64: New file.
3050 * config/i386/sfp-machine.h: New file.
3051 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
3052 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
3053 and soft-fp/t-softfp to tmake_file.
3054 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
3055 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
3057 * config/i386/t-linux64 (softfp_wrap_start): New.
3058 (softfp_wrap_end): New.
3059 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
3060 supported for TARGET_64BIT.
3062 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3064 * c-common.c (c_common_signed_or_unsigned_type): Emulate
3065 c_common_unsigned_type behavior.
3067 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
3069 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
3072 2007-05-16 Eric Christopher <echristo@apple.com>
3074 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
3075 saving after stack push. Set sp_offset whenever we push.
3076 (rs6000_emit_epilogue): Move altivec register restore before
3079 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3081 * configure.ac: Allow sysroots to be relocated under $prefix as
3082 well as $exec_prefix.
3083 * configure: Regenerate.
3085 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3089 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3091 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3092 (gcc_tooldir): Likewise.
3093 * configure: Regenerate.
3094 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3095 old configure.ac gcc_tooldir setting.
3096 (prefix_to_exec_prefix): New variable.
3097 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3098 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3100 2007-05-14 Janis Johnson <janis187@us.ibm.com>
3102 * c-typeck.c (build_binary_op): Return early for error.
3104 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3106 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
3107 struct nb_iter_bound.
3108 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
3109 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
3110 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
3111 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
3112 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
3113 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
3114 (del_scev_info): Use ggc_free.
3115 (scev_initialize): Allocate scalar_evolution_info in gc memory.
3116 * loop-init.c: Include ggc.h.
3117 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
3118 (loop_optimizer_finalize): Use ggc_free.
3119 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
3120 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
3121 pass_iv_optimize): Add TODO_ggc_collect.
3122 * function.h (struct function): Remove skip marker from x_current_loops.
3123 * cfgloop.c: Include ggc.h.
3124 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
3126 (establish_preds): Vector superloops is gc allocated.
3127 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
3129 (flow_loops_find): Vector larray is gc allocated.
3130 (loop_exit_free): Use ggc_free.
3131 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
3132 that head of exits list is now not a part of struct loop.
3133 (record_loop_exits): Allocate exits table in gc memory.
3134 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
3135 head of exits list is now not a part of struct loop.
3136 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
3137 struct loop_exit): Add GTY marker.
3138 (struct loop): Add GTY marker. Make superloops vector gc allocated.
3139 Add skip marker to aux field. Make head of exits list a separate
3141 (struct loops): Add GTY marker. Make larray vector gc allocated.
3142 Add param marker to exits table.
3143 (get_loops): Type changed.
3144 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
3146 (cfgloop.o, loop-init.o): Add ggc.h dependency.
3147 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
3148 * basic-block.h (struct basic_block_def): Remove skip marker from
3151 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
3153 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
3154 of 0 in the call to expand_expr().
3155 (expand_builtin_mathfn_3): Ditto.
3156 (expand_builtin_interclass_mathfn): Ditto.
3157 (expand_builtin_cexpi): Ditto.
3158 (expand_builtin_int_roundingfn): Ditto.
3159 (expand_builtin_int_roundingfn_2): Ditto.
3160 (expand_builtin_pow): Ditto.
3161 (expand_builtin_powi): Ditto.
3162 (expand_builtin_bswap): Ditto.
3163 (expand_builtin_unop): Ditto.
3164 (expand_builtin_fabs): Ditto.
3165 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
3166 the call to expand_expr().
3167 (expand_builtin_sync_operation): Ditto.
3168 (expand_builtin_compare_and_swap): Ditto.
3169 (expand_builtin_lock_test_and_set): Ditto.
3170 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
3171 instead of 0 in the call to expand_expr().
3172 (expand_builtin_extract_return_addr): Ditto.
3173 (expand_builtin_eh_return): Ditto.
3174 (expand_eh_return): Ditto.
3175 * explow.c (expr_size): Ditto.
3176 * expr.c (optimize_bitfield_assignment_op): Ditto.
3177 (expand_assignement): Ditto.
3178 (store_expr): Ditto.
3179 (store_field): Ditto.
3180 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
3181 the call to expand_expr().
3182 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
3183 in the call to expand_expr().
3184 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
3185 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
3186 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
3188 * optabs.c (expand_vec_shift_expr): Ditto.
3189 (expand_vec_cond_expr): Ditto.
3190 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
3191 call to expand_expr().
3192 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
3193 in the call to expand_expr().
3195 2007-05-14 Dave Korn <dave.korn@artimi.com>
3197 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
3199 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
3201 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
3202 instead of c_common_unsigned_type.
3203 (c_common_unsigned_type): Remove.
3204 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
3205 c_common_unsigned_type.
3206 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
3207 c_common_unsigned_type.
3208 * c-common.h (c_common_unsigned_type): Remove.
3209 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
3210 c_common_unsigned_type.
3211 * c-format.c (check_format_types): Use unsigned_type_for instead of
3212 c_common_unsigned_type.
3213 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3214 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
3215 c_common_unsigned_type.
3216 * convert.c (convert_to_integer): Use unsigned_type_for instead of
3217 lang_hooks.types.unsigned_type.
3218 * expmed.c (make_tree): Use unsigned_type_for instead of
3219 lang_hooks.types.unsigned_type.
3220 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
3221 lang_hooks.types.unsigned_type.
3222 (build_range_check): Likewise.
3223 (fold_unary): Likewise.
3224 (fold_binary): Likewise.
3225 (fold_ternary): Likewise.
3226 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
3227 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
3228 * tree.c (get_unsigned_type): New.
3229 (unsigned_type_for): Use get_unsigned_type instead of
3230 lang_hooks.types.unsigned_type.
3232 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
3234 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
3235 to m68k_get_function_kind. Update its prototype.
3236 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
3238 (m68k_interrupt_function_p): Return enum m68k_function_type
3239 instead of bool. Rename to m68k_get_function_kind.
3240 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
3242 (m68k_compute_frame_layout): Don't mark any register for save
3243 if an interrupt_thread attribute is specified.
3244 (m68k_hard_regno_rename_ok): Update a use of
3245 m68k_interrupt_function_p.
3246 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
3247 m68k_interrupt_function_p.
3248 (m68k_function_type): New.
3249 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
3250 for a function with an interrupt_thread attribute.
3251 * doc/extend.texi: Document the interrupt_thread attribute.
3253 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
3255 Fix PR tree-optimization/31911
3256 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
3257 if they didn't change the expression.
3259 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
3261 * tree-scalar-evolution.c (resolve_mixers): Exported.
3262 * tree-scalar-evolution.h (resolve_mixers): Declare.
3263 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
3264 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
3265 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
3266 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
3267 init_array_ref, init_pointer_ref, analyze_indirect_ref,
3268 strip_conversion, analyze_offset_expr, address_analysis,
3269 object_analysis, analyze_offset): Removed.
3270 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
3271 split_constant_offset, canonicalize_base_object_address,
3272 object_address_invariant_in_loop_p, disjoint_objects_p,
3273 dr_may_alias_p, dr_address_invariant_p): New functions.
3274 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
3275 and dr_analyze_alias.
3276 (initialize_data_dependence_relation): Use dr_may_alias_p
3277 and object_address_invariant_in_loop_p.
3278 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
3280 (find_data_references_in_stmt): Restrict the analysis of data references
3281 to the given loop nest.
3282 (find_data_references_in_loop): Made static. Pass loop nest to
3283 find_data_references_in_stmt.
3284 (compute_data_dependences_for_loop): Use DR_VOPS.
3285 (free_data_ref): Free DR_VOPS.
3286 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
3287 (struct innermost_loop_behavior): ... new.
3288 (struct base_object_info): Replaced by ...
3289 (struct indices): ... new.
3290 (struct dr_alias): New.
3291 (enum data_ref_type): Removed.
3292 (struct data_reference): Consist of struct innermost_loop_behavior,
3293 struct indices and struct dr_alias.
3294 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
3295 (DR_MEMTAG): Renamed to ...
3296 (DR_SYMBOL_TAG): ... this.
3297 (find_data_references_in_loop): Declaration removed.
3298 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
3299 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
3300 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
3301 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
3303 2007-05-13 Revital Eres <eres@il.ibm.com>
3305 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
3306 which walks virtual def-use chains to find redundant stores.
3307 (dse_optimize_stmt): Call it.
3309 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3311 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
3312 * passes.c (init_optimization_passes): Move pass_jump_bypass
3315 * basic-block.h (bb_has_eh_pred): Fix style issue.
3317 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
3319 PR rtl-optimization/31848
3320 * loop-invariant.c (move_invariant_reg): If we move an insn
3321 with a REG_EQUAL note, and that insn is not always executed,
3322 remove the REG_EQUAL note.
3324 2007-05-12 Richard Guenther <rguenther@suse.de>
3326 PR tree-optimization/31797
3327 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3328 propagate into a stmt that has volatile ops.
3330 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3332 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
3333 (gcc_tooldir): Likewise.
3334 * configure: Regenerate.
3335 * Makefile.in (libsubdir_to_prefix): New variable, based on the
3336 old configure.ac gcc_tooldir setting.
3337 (prefix_to_exec_prefix): New variable.
3338 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
3339 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
3341 2007-05-11 Silvius Rus <rus@google.com>
3343 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
3344 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
3345 * c-common.h (strict_aliasing_warning): Change return type.
3346 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
3347 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
3348 (build_c_cast): Condition call to strict_aliasing_warning.
3349 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
3350 * flags.h (set_Wstrict_aliasing): Declare.
3351 * opts.c (set_Wstrict_alising): Define, add call to.
3352 * tree-flow.h (strict_aliasing_warning_backend): Declare.
3353 * tree-ssa-alias-warnings.c: New file.
3354 * tree-ssa-alias.c (compute_may_aliases): Add call to
3355 strict_aliasing_warning_backend.
3357 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
3359 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
3360 Use loop_depth and loop_outer accessor functions.
3361 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
3362 determine_invariantness_stmt, move_computations_stmt): Ditto.
3363 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
3364 add_loop, loopify, unloop, fix_loop_structure): Ditto.
3365 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
3366 * tree-scalar-evolution.c (interpret_loop_phi,
3367 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
3368 instantiate_parameters_1, scev_const_prop): Ditto.
3369 * cfghooks.c (make_forwarder_block): Ditto.
3370 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
3371 * modulo-sched.c (loop_canon_p): Ditto.
3372 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
3373 slpeel_can_duplicate_loop_p): Ditto.
3374 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
3375 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3376 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
3377 cancel_loop, verify_loop_structure): Ditto.
3378 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
3379 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
3380 superloops vector instead of "pred" array.
3381 (establish_preds): Take father loop as an argument. Initialize the
3383 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
3384 initialize loop->outer.
3385 (flow_loop_tree_node_remove): Truncate the superloops vector.
3386 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
3387 "pred" merged to "superloops" vector.
3388 (loop_depth, loop_outer): New.
3389 (fel_init): Use loop_outer.
3391 2007-05-11 Jan Hubicka <jh@suse.cz>
3393 * cgraphunit.c: Include gt-cgraphunit.h
3394 (static_ctors, static_dtors): New static vars.
3395 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
3396 based on implementation in c-common.c
3397 (cgraph_finalize_function): Call record_cdtor_fn.
3398 (cgraph_optimize): Call cgraph_build_cdtor_fns.
3399 * decl.c (finish_function): Do not call c_record_cdtor_fn.
3400 (c_write_global_declarations): Do not call c_build_cdtor_fns.
3401 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
3402 build_cdtor, c_build_cdtor_fns): Remove.
3403 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
3404 c_build_cdtor_fns): Remove prototype.
3406 2007-05-11 Paolo Carlini <pcarlini@suse.de>
3409 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
3410 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
3411 * builtins.c (fold_builtin_memchr): New.
3412 (expand_builtin_memchr): Call the latter.
3413 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
3414 * doc/extend.texi ([Other built-in functions provided by GCC]):
3417 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
3419 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
3420 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
3421 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
3422 PFPO_OP1_TYPE_SHIFT): Constants added.
3423 (DFP_ALL): Mode macro defined.
3424 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
3425 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
3426 Insn definitions added.
3427 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
3428 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
3431 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
3433 PR tree-optimization/31885
3434 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
3436 (automatically_generated_chrec_p): Return false for NULL.
3438 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3440 * config/bfin/bfin.h (MOVE_RATIO): Define.
3442 2007-05-10 Richard Sandiford <richard@codesourcery.com>
3444 * config.gcc (sparc-wrs-vxworks): New target.
3445 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
3446 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
3447 * config/sparc/sparc.h: Include vxworks-dummy.h.
3448 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
3449 include LABEL_REFs too.
3450 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
3451 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
3453 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
3455 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
3456 (sparc_emit_call_insn): New function.
3457 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
3458 functions when generating VxWorks PIC.
3459 * config/sparc/sparc.md (vxworks_load_got): New pattern.
3460 (call, call_value): Use sparc_emit_call_insn instead of
3463 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3465 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
3467 2007-05-09 Bob Wilson <bob.wilson@acm.org>
3469 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
3470 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
3471 instead of operand_subword.
3473 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
3475 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
3476 * config/bfin/bfin.c (bfin_local_alignment): New function.
3477 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
3479 2007-05-08 Chao-ying Fu <fu@mips.com>
3481 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
3482 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
3483 (smsub_widen_optab, umsub_widen_optab): Define.
3484 * optabs.c (init_optabs): Initialize smsub_widen_optab and
3486 * genopinit.c (optabs): Fill in smsub_widen_optab and
3488 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
3489 and umsub_widen_optab to implement multiply-subtract sequences.
3490 * config/mips/mips.md (*msac<u>_di): Rename to...
3491 (<u>msubsidi4): ...this. Extend condition to include
3492 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3493 of operand 0 to "ka" and use the three-operand form of msub<u>
3495 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
3498 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3500 PR rtl-optimization/28011
3501 * reload.c (push_reload): Set dont_share if IN appears in OUT
3502 also when IN is a PLUS rtx.
3503 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
3506 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
3508 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
3509 call unshare_all_decls.
3510 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
3511 (unshare_all_decls): Remove.
3513 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
3516 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
3519 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
3520 Nigel Stephens <nigel@mips.com>
3522 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
3523 Update comments and all uses.
3524 (MIN_FPRS_PER_FMT): Define.
3525 * config/mips/mips.c (function_arg): Fix to correctly handle
3526 the -mips32r2 -mfp64 -mabi=32 case.
3527 (override_options): Enable use of odd-numbered registers for
3528 SFmode values on MIPS32.
3529 (mips_save_reg_p): Save whole floating-point register pair if
3530 either half is used.
3531 (compute_frame_size): Fix comment.
3533 2007-05-08 Jie Zhang <jie.zhang@analog.com>
3535 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
3536 argument of type bool.
3537 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
3538 argument. Safely select temporary P register according to it.
3539 (do_link): Change call site of add_to_reg accordingly.
3540 (do_unlink): Add epilogue_p as a fourth argument and pass it
3542 (expand_interrupt_handler_epilogue): Change call of do_unlink
3544 (bfin_expand_prologue): Add a third argument sibcall_p.
3545 * config/bfin/bfin.md (epilogue): Change call of
3546 bfin_expand_epilogue accordingly.
3547 (sibcall_epilogue): Likewise.
3548 (eh_return_internal): Likewise.
3550 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
3551 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
3552 * config/bfin/bfin.c (bfin_handle_option): Handle
3553 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
3554 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
3555 Support bf534, bf536 and bf561.
3556 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
3558 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
3561 * config/i386/i386.c (ix86_function_regparm): Process local
3562 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
3564 2007-05-07 Mike Stump <mrs@apple.com>
3566 * doc/invoke.texi (Warning Options): Document that -Wempty-body
3567 also checks for and while statements in C++.
3569 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
3571 * gcc.c (at_file_supplied): New variable.
3572 (main): Set it if we expanded argv.
3573 (do_spec_1): Pass an @-file to the linker if we were called with
3574 an @-file argument and HAVE_GNU_LD.
3575 * collect2.c (at_file_supplied): New variable.
3576 (response_file): New variable.
3577 (collect_exit): Unlink response_file if necessary.
3578 (handler): Likewise.
3579 (do_wait): Likewise.
3580 (main): Set at_file_supplied if we expanded argv.
3581 (collect_execute): Pass an @-file to subprocesses if we were called
3582 with an @-file argument.
3583 * configure.ac: Add define for HAVE_GNU_LD.
3584 * configure: Regenerate.
3585 * config.in: Regenerate.
3587 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
3589 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
3595 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
3597 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3598 (TARGET_ENCODE_SECTION_INFO): Re-define.
3599 (m32c_encode_section_info): New
3600 (function_vector_handler): New
3601 (current_function_special_page_vector): New
3602 (m32c_special_page_vector_p): New.
3603 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
3605 * config/m32c/jump.md: Added instruction JSRS for functions
3606 with attribute "function_vector".
3607 * doc/extend.texi (function_vector): Added description
3608 for M16C, M32C targets.
3610 2007-05-07 DJ Delorie <dj@redhat.com>
3613 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
3614 ashrpsi3, lshrpsi3): Update shift count constraint.
3616 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
3617 Nathan Froyd <froydnj@codesourcery.com>
3620 * c-incpath.c (add_path): Strip trailing path separators.
3622 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
3624 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
3625 Free dominance info before purging EH edges.
3626 (eliminate_degenerate_phis): Likewise.
3627 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
3629 2007-05-07 Jan Hubicka <jh@suse.cz>
3631 * gimplify.c (gimplify_expr): Do not crash when folding
3632 (void *)(int)&a + 4.
3634 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3637 * c-opts.c (lang_fortran): Make it non static.
3638 * c-common.h (lang_fortran): New prototype.
3639 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
3640 -lang-fortran option was passed by the driver.
3642 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
3644 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
3645 of ASSERT_CHECKING. Tweak message.
3647 2007-05-06 Revital Eres <eres@il.ibm.com>
3650 * loop-unroll.c (insert_var_expansion_initialization):
3651 Initialize the expansions with -zero instead of +zero.
3653 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
3655 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
3656 into pic and non-pic versions. Mark r19 as used for
3657 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
3658 for tgd_load, tld_load and tie_load .
3659 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
3660 version of tgd_load, tld_load and tie_load depending on the
3663 2007-05-04 Ulrich Drepper <drepper@redhat.com>
3664 Jakub Jelinek <jakub@redhat.com>
3666 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
3667 (__do_global_dtors_aux): Use more paranoid loop to run
3668 destructors if HIDDEN_DTOR_LIST_END.
3669 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
3671 2007-05-04 Jakub Jelinek <jakub@redhat.com>
3673 * varasm.c (align_variable): Don't increase alignment for
3674 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
3675 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
3677 2007-05-04 Josh Conner <jconner@apple.com>
3679 * basic-block.h (cdi_direction): Assign values to all enumeration
3681 (dom_computed): Remove.
3682 (dom_info_state): New.
3683 (set_dom_info_availability): New.
3684 * tree-ssa-loop-im.c (determine_invariantness): Initialize
3685 walk_data.dom_direction.
3686 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
3687 instead of dom_computed[].
3688 (split_edge): Likewise.
3689 (create_basic_block): Likewise.
3690 (merge_blocks): Likewise.
3691 * ifcvt.c (find_if_header): Likewise.
3692 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
3693 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3694 * tree-ssa.c (verify_ssa): Likewise.
3695 * tree-cfg.c (tree_verify_flow_info): Likewise.
3696 (remove_edge_and_dominated_blocks): Likewise.
3697 * dominance.c (dom_computed): Make static.
3698 (calc_dfs_tree_nonrec): Change third param to a bool.
3699 (calc_dfs_tree): Change second param to a bool.
3700 (calc_idioms): Change second param to a bool. Use
3701 dom_convert_dir_to_idx.
3702 (init_dom_info): Validate dir before using.
3703 (dom_convert_dir_to_idx): New.
3704 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
3705 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
3706 (free_dominance_info): Use dom_convert_dir_to_idx.
3707 (get_immediate_dominator): Likewise.
3708 (set_immediate_dominator): Likewise.
3709 (get_dominated_by): Likewise.
3710 (redirect_immediate_dominators): Likewise.
3711 (nearest_common_denominator): Likewise.
3712 (dominated_by_p): Likewise.
3713 (bb_dom_dfs_in): Likewise.
3714 (bb_dom_dfs_out): Likewise.
3715 (recount_dominator): Likewise.
3716 (iterate_fix_dominators): Likewise.
3717 (add_to_dominance_info): Likewise.
3718 (delete_from_dominance_info): Likewise.
3719 (first_dom_son): Likewise.
3720 (next_dom_son): Likewise.
3721 (dom_info_available_p): Likewise.
3722 (dom_info_state): New.
3723 (set_dom_info_availability): New.
3725 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3727 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
3729 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
3731 2007-05-04 Bob Wilson <bob.wilson@acm.org>
3733 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
3734 (subdi3, subdi_carry): Delete.
3736 2007-05-04 Jan Hubicka <jh@suse.cz>
3737 Richard Guenther <rguenther@suse.de>
3739 * opts.c (decode_options): Do not fiddle with inlining
3740 parameters in case of optimizing for size.
3741 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
3742 for size do nothing.
3743 (cgraph_decide_inlining_of_small_function): When optimizing for
3744 size never inline functions increasing caller size.
3745 (cgraph_early_inlining): Inline for size when optimizing for size.
3747 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3749 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
3750 logical operations piecewise.
3751 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
3752 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
3753 subdi_sesidi_di): Delete.
3754 (add_with_carry): Produce carry in CC instead of a DREG to shorten
3755 the generated sequence. Allow three-reg add in constraints. Rewrite
3756 the rtl expression for carry to avoid zero_extend of a constant.
3757 (sub_with_carry): New pattern.
3758 (adddi3, subdi3): Change into define_expand. For subtract, generate a
3759 different sequence not involving jumps.
3760 (notbi): Now a named pattern.
3762 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
3764 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
3765 Add the note about a significant loss of accuracy of some
3766 mathematical routines when these options are used.
3768 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3770 * haifa-sched.c (rtx_vec_t): New typedef.
3771 (contributes_to_priority_p): Extract piece of priority () into new
3773 (priority): Use the function. Add assertion.
3774 (rank_for_schedule, set_priorities): Add assertion to check that
3775 insn's priority is initialized.
3776 (clear_priorities, calc_priorities): Change signature. Make it update
3777 all relevant insns. Update all callers ('add_to_speculative_block ()'
3778 and 'create_block_check_twin ()').
3779 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
3780 Add new field 'priority_status'.
3781 (INSN_PRIORITY_STATUS): New macro.
3782 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
3784 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3786 * sched-ebb.c (debug_ebb_dependencies): New static function.
3787 (init_ready_list): Use it.
3789 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
3790 with changed signature and 'debug_rgn_dependencies ()'.
3791 (debug_rgn_dependencies): New static function.
3792 (init_ready_list): Use it.
3794 * sched-int.h (debug_dependencies): Declare.
3796 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
3798 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
3800 2007-05-04 Dirk Mueller <dmueller@suse.de>
3802 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
3804 2007-05-03 Jan Hubicka <jh@suse.cz>
3806 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
3807 for pointer type in more cases than before.
3809 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
3811 * tree-object-size.c (plus_expr_object_size): When operand size is
3812 unknown, return unknown.
3814 2007-05-03 Dirk Mueller <dmueller@suse.de>
3816 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
3818 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
3821 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
3823 2007-05-03 Janis Johnson <janis187@us.ibm.com>
3825 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
3827 2007-05-03 Joseph Myers <joseph@codesourcery.com>
3829 * config/soft-fp/double.h, config/soft-fp/extended.h,
3830 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
3831 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
3832 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
3833 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
3836 2007-05-03 Ian Lance Taylor <iant@google.com>
3838 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
3839 MASK_PPC_GFXOPT for 8540 or 8548.
3841 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3843 * tree-vect-transform.c (vect_update_inits_of_drs): Use
3844 vect_print_dump_info() to output debug information.
3846 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
3849 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
3850 operands of size 2 when operand is not MEM_P.
3852 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3854 PR tree-optimization/30565
3855 * lambda-code.c (perfect_nestify): Fix updating of dominators.
3857 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
3859 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
3860 (umulsi3_highpart): Use them.
3861 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
3862 for final accumulator to D regisster tranfser.
3864 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
3866 PR tree-optimization/31699
3867 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
3869 (vect_enhance_data_refs_alignment): Compute peel amount using
3870 TYPE_VECTOR_SUBPARTS instead of vf.
3871 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
3873 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
3876 * system.h: Remove inclusion of double-int.h
3877 * tree.h: Include double-int.h
3878 * gengtype.c: Likewise
3879 * cfgloop.h: Likewise
3880 * Makefile.in: Adjust dependencies on double-int.h
3882 2007-05-02 Eric Christopher <echristo@apple.com>
3884 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
3885 -shared to -Zdynamiclib.
3887 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
3890 * c-common.c (strip_pointer_or_array_types): New function.
3891 * c-common.h (strip_pointer_or_array_types): New function declaration.
3893 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
3895 PR tree-optimization/31771
3896 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
3898 2007-05-02 Paul Brook <paul@codesourcery.com>
3900 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
3902 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
3905 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
3908 2007-05-02 Nick Clifton <nickc@redhat.com>
3910 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
3912 2007-05-02 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/31146
3915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
3916 argument, single_use_p. If we have a single use that is
3917 a conversion to the definition rhs type, propagate that rhs.
3918 (forward_propagate_addr_expr): Pass single_use_p argument
3919 to forward_propagate_addr_expr_1.
3921 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
3923 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
3926 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3928 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
3929 'AMD Family 10 core'.
3931 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3933 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
3934 and athlon64-sse3 as improved versions of k8, opteron and athlon64
3935 with SSE3 instruction set support.
3936 * doc/invoke.texi: Likewise.
3938 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3940 * config/i386/i386.c (override_options): Tuning 32-byte loop
3941 alignment for amdfam10 architecture. Increasing the max loop
3942 alignment to 24 bytes.
3944 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
3946 * config/m68k/constraints.md: New.
3947 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
3948 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3949 EXTRA_CONSTRAINT): Remove.
3950 * config/m68k/m68k.md: Include constraints.md.
3951 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
3953 2007-05-01 Ian Lance Taylor <iant@google.com>
3955 PR tree-optimization/31739
3956 * tree-vrp.c (vrp_val_is_max): New static function.
3957 (vrp_val_is_min): New static function.
3958 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
3960 (set_value_range): Use vrp_val_is_{max,min}.
3961 (extract_range_from_assert): Likewise.
3962 (extract_range_from_binary_expr): Likewise.
3963 (extract_range_from_unary_expr): Likewise.
3964 (dump_value_range, vrp_meet): Likewise.
3965 (vrp_visit_phi_node): Likewise.
3966 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
3968 2007-05-01 Mark Mitchell <mark@codesourcery.com>
3970 * config/i386/gmon-sol2.c (size_t): New type.
3971 (intptr_t): Likewise.
3972 (s_textsize): Declare as size_t.
3974 (monstartup): Use size_t for sizes.
3975 (_mcount): Save and restore registers.
3976 (internal_mcount): Pass 0 as the first argument to monstartup
3978 (moncontrol): Convert pointer to appropriately sized integer
3979 before passing to profil.
3981 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3983 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
3984 __NO_FPRS__, not just if _SOFT_DOUBLE.
3985 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
3986 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
3987 also for E500 double.
3988 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
3989 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
3992 2007-05-01 Richard Guenther <rguenther@suse.de>
3994 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
3997 2007-05-01 Joseph Myers <joseph@codesourcery.com>
3999 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
4001 2007-05-01 Jan Hubicka <jh@suse.cz>
4003 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
4006 2007-05-01 Jan Hubicka <jh@suse.cz>
4008 * tree.h (maybe_fold_offset_to_component_ref): Remove.
4009 (maybe_fold_offset_to_reference): Declare.
4010 * fold-const.c (fold_unary): Do not fold
4011 (type *)&A into &A->field_of_type_and_offset_0
4012 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
4013 size is unknown, give up.
4014 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
4016 (maybe_fold_offset_to_reference): New.
4017 (maybe_fold_stmt_indirect): Use it.
4018 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
4019 * gimplify.c (gimplify_conversion): Canonicalize conversions to
4021 (gimplify_expr): Likewise for plus_expr.
4023 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
4025 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
4026 bsi_after_labels. Always insert statements before bsi.
4027 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
4028 * predict.c (apply_return_prediction): Check for empty blocks.
4029 * cfgexpand.c (lab_rtx_for_bb): New variable.
4030 (label_rtx_for_bb): Do not create new tree labels.
4031 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
4032 (tree_expand_cfg): Initialize lab_rtx_for_bb.
4033 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
4035 (label_for_bb): Add field used.
4036 (update_eh_label, main_block_label): Mark the label used.
4037 (cleanup_dead_labels): Remove unused labels.
4039 2007-05-01 Richard Guenther <rguenther@suse.de>
4041 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
4042 if it is not about to be set.
4043 (get_value_range): Do not pre-allocate equiv bitmap.
4044 (update_value_range): No need to clear equiv field.
4045 (add_equivalence): Change prototype to get bitmap pointer.
4046 Allocate bitmap here if it is not already.
4047 (extract_range_from_assert): Do not allocate bitmap here.
4048 Update callers to add_equivalence.
4049 (extract_range_from_ssa_name): Likewise.
4050 (get_vr_for_comparison): New static helper.
4051 (compare_name_with_value): Handle NULL equiv bitmap by
4052 peeling the first iteration of the comparison loop.
4053 Use get_vr_for_comparison.
4054 (compare_names): Handle NULL equiv bitmaps by using fake
4055 ones. Use get_vr_for_comparison.
4057 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
4059 * double-int.c (mpz_set_double_int): Moved from
4060 tree-ssa-loop-niter.c.
4061 (mpz_get_double_int): Likewise; also, add option to wrap
4062 out-of-range integers.
4063 * double-int.h: New prototypes for above.
4064 * tree.c (get_static_type_bounds): Moved from
4065 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
4066 TYPE_MAX_VALUE if they exist..
4067 * tree.h: New prototype for above.
4068 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
4069 get_type_bounds calls.
4070 (mpz_set_double_int): Move to double-int.c.
4071 (get_type_bounds): Move to tree.c, rename to
4072 get_static_type_bounds.
4073 (mpz_to_double_int): Move to double-int.c, rename to
4076 2007-04-30 Bob Wilson <bob.wilson@acm.org>
4078 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
4079 DIV0 exception can fall through to a normal return.
4081 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
4085 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4086 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4087 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4088 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4089 initialize align to silence bogus warning.
4090 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4091 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4093 (struct sra_walk_fns): Remove use_all parameter from use.
4094 (sra_hash_tree): Handle BIT_FIELD_REFs.
4095 (sra_elt_hash): Don't hash bitfld blocks.
4096 (sra_elt_eq): Skip them in parent compares as well. Handle
4098 (sra_walk_expr): Don't maintain or pass down use_all_p.
4099 (scan_use): Remove use_all parameter.
4100 (scalarize_use): Likewise. Re-expand assignment to
4101 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4102 output, and re-scalarize after output. Don't mark anything
4104 (scalarize_ldst): Adjust.
4105 (scalarize_walk_gimple_modify_statement): Likewise.
4106 (build_element_name_1): Handle BIT_FIELD_REFs.
4107 (instantiate_element): Don't warn for any element whose parent
4109 (instantiate_missing_elements_1): Return the sra_elt.
4110 (canon_type_for_field): New.
4111 (try_instantiate_multiple_fields): New.
4112 (instantiate_missing_elemnts): Use them.
4113 (mark_no_warning): Removed.
4114 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4115 (REPLDUP, sra_build_elt_assignment): New.
4116 (generate_copy_inout): Use them.
4117 (generate_element_copy): Likewise. Handle bitfld differences.
4118 (generate_element_zero): Don't recurse for blocks. Use
4119 sra_build_elt_assignment.
4120 (generate_one_element_int): Take elt instead of var. Use
4121 sra_build_elt_assignment.
4122 (generate_element_init_1): Adjust.
4123 (scalarize_use, scalarize_copy): Use REPLDUP.
4124 (scalarize_ldst): Move assert before dereference.
4125 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4127 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4130 * tree.c (reconstruct_complex_type): Reconstruct a reference
4132 Also use the same mode for the pointer as the old pointer type.
4134 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4136 * doc/trouble.texi (Interoperation): Remove note about Ultrix
4139 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
4141 PR rtl-optimization/31676
4142 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
4143 (df_refs_record): Call it.
4145 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
4147 * rtl.def (SS_ABS): New code.
4148 * config/bfin/bfin.c (print_operand): New modifier 'v'.
4149 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
4150 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
4151 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
4152 (bfin_init_builtins): Define them.
4153 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
4154 (bfin_expand_builtin): ... and handle the others here.
4155 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
4156 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
4157 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
4158 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
4159 operand is only HImode.
4161 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
4163 * regclass.c (scan_one_insn): Remove splitting of
4166 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
4167 Nigel Stephens <nigel@mips.com>
4169 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
4171 2007-04-28 Jan Hubicka <jh@suse.cz>
4173 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
4174 insn_locators_alloc instead of insn_locators_initialize;
4175 call reset_block_changes.
4176 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4177 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
4178 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
4179 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4180 * config/score/score.c (th_output_mi_thunk): Likewise.
4181 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4182 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
4183 tolerate uninitialized locator info.
4186 * function.c (init_function_start): Don't init line number info.
4187 (expand_function_end): Update.
4188 (reset_block_changes, record_block_change, finalize_block_changes,
4189 check_block_change, free_block_changes): Kill.
4190 * function.h (reset_block_changes, record_block_change,
4191 finalize_block_changes, check_block_change, free_block_changes): Remove
4193 (struct function): Remove ib_boundaries_block.
4194 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4195 Use curr_insn_locator to initialize locator.
4196 (emit_line_note): Remove.
4197 * cfgexpand.c (expand_gimple_cond_expr): Update.
4198 (construct_exit_block): Likewise.
4199 (tree_expand_cfg): Initialize/finalize locators.
4200 * expr.c (expand_expr_real): Update.
4201 * cfglayout.c (line_locators_locs, line_locators_lines,
4202 file_locators_locs, file_locators_files): Remove.
4203 (set_block_levels): Move to cfgexpand.c.
4204 (insn_locators_initialize): Remove.
4205 (pass_insn_locators_initialize): Remove.
4206 (locations_locators_locs, locations_locators_vals): New static vars.
4207 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4209 (insn_locators_alloc, insn_locators_finalize,
4210 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4212 (locator_location): New.
4213 (locator_line, locator_file): Rewrite.
4214 * rtl.h (emit_line_note): Kill.
4215 (insn_locators_alloc, insn_locators_finalize,
4216 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4218 * tree-inline.c (initialize_cfun): Do not initialize
4219 ib_boundaries_block.
4220 * passes.c (pass_insn_locators_initialize): Remove.
4222 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
4224 * tree-cfg.c (move_block_to_fn): Release bb from dominance
4225 info. Update last_basic_block correctly.
4227 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
4230 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
4231 register itself to hold the offset constant. Tell flow the use
4232 of r4 and r5 when they are used.
4234 2007-04-27 Richard Guenther <rguenther@suse.de>
4236 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
4237 if we simplified anything.
4238 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
4239 warnings until we did a simplification and the stmt was not
4240 marked as TREE_NO_WARNING.
4242 2007-04-27 Mike Stump <mrs@apple.com>
4244 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
4246 2007-04-27 Ian Lance Taylor <iant@google.com>
4249 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
4250 TYPE_MAX_VALUE exist, convert them to the new type.
4252 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4254 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
4255 if it claims to be available.
4256 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
4258 (perform_tree_ssa_dce): Always free postdominators.
4260 2007-04-27 Richard Henderson <rth@redhat.com>
4262 * config/alpha/predicates.md (aligned_memory_operand): Mark
4263 as define_special_predicate.
4264 (unaligned_memory_operand, normal_memory_operand): Likewise.
4265 (reg_or_unaligned_mem_operand): Remove.
4266 (any_memory_operand): Match the documentation and check for
4267 non-renumbered pseudos during reload.
4268 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
4269 alpha_secondary_reload_class, update to new interface, make static.
4270 Handle CQImode like HImode. Remove FP subreg check.
4271 (alpha_expand_mov): Use replace_equiv_address.
4272 (alpha_expand_mov_nobwx): Use any_memory_operand.
4273 (TARGET_SECONDARY_RELOAD): New.
4274 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
4275 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4276 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
4277 * config/alpha/alpha.md: ... here.
4278 (RELOAD12, reloadmode): New.
4280 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
4281 Don't handle the aligned case here.
4282 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
4283 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
4284 reload_inhi_help. Don't expect a scratch register.
4285 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
4287 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
4289 2007-04-27 Richard Guenther <rguenther@suse.de>
4291 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
4293 2007-04-27 Richard Guenther <rguenther@suse.de>
4295 PR tree-optimization/30965
4296 PR tree-optimization/30978
4297 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
4298 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
4299 (find_equivalent_equality_comparison): Likewise.
4300 (simplify_cond): Likewise.
4301 (get_prop_source_stmt): New helper.
4302 (get_prop_dest_stmt): Likewise.
4303 (can_propagate_from): Likewise.
4304 (remove_prop_source_from_use): Likewise.
4305 (combine_cond_expr_cond): Likewise.
4306 (forward_propagate_comparison): New function.
4307 (forward_propagate_into_cond): Rewrite to use fold for
4309 (tree_ssa_forward_propagate_single_use_vars): Call
4310 forward_propagate_comparison to propagate comparisons.
4312 2007-04-27 Richard Guenther <rguenther@suse.de>
4314 PR tree-optimization/31715
4315 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
4316 sure to do computation on the offset in an appropriate
4319 2007-04-27 Richard Sandiford <richard@codesourcery.com>
4321 * reload.h (elimination_target_reg_p): Declare.
4322 * reload.c (find_reloads): Don't apply the reg_rtx move
4323 optimization if the SET_DEST satisfies elimination_target_reg_p.
4324 * reload1.c (elimination_target_reg_p): New function.
4325 (gen_reload): In the move/add2 fallback, make sure that op0
4326 does not overlap the destination register.
4328 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4330 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
4331 transform only GIMPLE_MODIFY_STMTs.
4332 * tree-complex.c (expand_complex_operations_1): Ditto.
4333 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
4334 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
4335 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
4337 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
4338 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
4339 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
4340 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
4341 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
4342 slpeel_add_loop_guard): Ditto.
4343 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4344 * lambda-code.c (perfect_nestify): Ditto.
4345 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
4346 before the first statement.
4347 * tree-optimize.c (execute_free_datastructures): Fix comments.
4348 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
4349 * tree-flow.h (disband_implicit_edges): Declaration removed.
4350 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
4352 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
4354 (disband_implicit_edges, has_label_p): Removed.
4355 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
4356 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
4358 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
4360 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
4361 also for COND_EXPRs.
4362 * cfgexpand.c (label_rtx_for_bb): New function.
4363 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
4364 Use label_rtx_for_bb to find the labels.
4365 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
4366 last block. Detect fallthru edges.
4368 2007-04-26 Ian Lance Taylor <iant@google.com>
4371 * reload.c (find_reloads_subreg_address): If the address was valid
4372 in the original mode but not in the new mode, reload the whole
4375 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
4377 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
4378 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
4379 (cleanup_control_expr_graph): Do not invalidate dominance info.
4380 Record altered blocks.
4381 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
4382 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
4383 cleanup_tree_cfg_bb): New functions.
4384 (remove_forwarder_block): Do not maintain the worklist of blocks.
4385 Record altered blocks.
4386 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
4388 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
4389 delete_unreachable_blocks if dominators are not available.
4390 * tree-inline.c (optimize_inline_calls): Free dominance information
4392 * tree-flow.h (remove_edge_and_dominated_blocks,
4393 cfgcleanup_altered_bbs): Altered.
4394 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
4396 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
4398 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
4399 do not invalidate dominators.
4401 2007-04-26 Anatoly Sokolov <aesok@post.ru>
4403 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
4404 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
4405 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4406 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4408 2007-04-26 Steve Ellcey <sje@cup.hp.com>
4410 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
4412 2007-04-26 Richard Guenther <rguenther@suse.de>
4414 PR tree-optimization/31703
4415 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
4416 the right type for the target of the bittest.
4418 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4420 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
4421 ix86_sol10_return_in_memory.
4423 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4425 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
4428 2007-04-26 Jakub Jelinek <jakub@redhat.com>
4431 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
4433 PR tree-optimization/30558
4434 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
4435 clear this_state.prev_try.
4437 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4438 Mark Mitchell <mark@codesourcery.com>
4440 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
4441 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
4442 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
4444 2007-04-26 Richard Sandiford <richard@codesourcery.com>
4447 * doc/invoke.texi (%:print-asm-header): Document.
4448 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
4450 (static_spec_functions): Add print-asm-header.
4451 (main): Print a banner before the --target-help linker options.
4452 (print_asm_header_spec_function): New function.
4454 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
4457 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
4458 (movsf_ie): Likewise.
4460 2007-04-25 Paolo Carlini <pcarlini@suse.de>
4462 * doc/extend.texi ([Type Traits]): Adjust per N2255.
4464 2007-04-25 Bob Wilson <bob.wilson@acm.org>
4466 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
4468 (__umodsi3, __modsi3): Likewise.
4470 2007-04-25 Dirk Mueller <dmueller@suse.de>
4472 * c-typeck.c (build_compound_expr): Annotate warning()
4473 call with OPT_Wunused_value.
4474 * tree-ssa.c (warn_uninit): Annotate warning with
4476 * c-common.c (handle_sentinel_attribute): Annotate warning
4477 call with OPT_Wattributes.
4479 2007-04-25 Thiemo Seufer <ths@mips.com>
4481 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
4483 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
4484 on to the assembler. Improve handling of -mno-mips16. Add handling
4485 of -mno-mips3d, -mno-dsp, -mno-dspr2.
4486 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
4487 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
4488 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
4490 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
4493 * config/i386/winnt.c (i386_pe_file_end): Strip only
4494 USER_LABEL_PREFIX when writing export name.
4496 2007-04-25 Richard Sandiford <richard@codesourcery.com>
4498 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
4499 sh/elf.h, vx-common.h and vxworks.h.
4500 * config/sh/sh.h: Include config/vxworks-dummy.h.
4501 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4502 (OVERRIDE_OPTIONS): Use it.
4503 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
4504 (vxworks_picreg): New pattern.
4505 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
4506 VXWORKS_OS_CPP_BUILTINS.
4507 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
4508 to their VXWORKS_* equivalents.
4509 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4510 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
4511 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
4512 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
4513 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
4514 -mrtp/-fPIC multilibs.
4515 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
4516 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
4517 (MULTILIB_OSDIRNAMES): Delete.
4519 2007-04-25 Anatoly Sokolov <aesok@post.ru>
4522 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
4524 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
4526 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
4527 rounding mode to be specified by the caller.
4528 (real_to_mpfr) Likewise.
4529 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
4530 include new arguments.
4531 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
4533 2007-04-24 Ian Lance Taylor <iant@google.com>
4535 PR tree-optimization/31605
4536 * tree-vrp.c (set_value_range): Check that min and max are not
4537 both overflow infinities.
4538 (set_value_range_to_value): New static function.
4539 (extract_range_from_binary_expr): Call set_value_range_to_value.
4540 (extract_range_from_cond_expr): Likewise.
4541 (extract_range_from_expr): Likewise.
4542 (extract_range_from_unary_expr): Likewise. Don't create a range
4543 which overflows on both sides.
4544 (vrp_meet): Check for a useless range.
4545 (vrp_visit_phi_node): If we see a constant which looks like an
4546 overflow infinity, turn off the TREE_OVERFLOW flag.
4548 2007-04-24 Ian Lance Taylor <iant@google.com>
4550 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
4552 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
4555 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
4556 diagnostic message is being built.
4557 * tree-pretty-print.c (dump_generic_node): Only write the
4558 formatted text into BUFFER's stream if we are not building a
4560 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
4562 * Makefile.in (toplev.o): Depend on tree-pass.h.
4564 2007-04-24 Ian Lance Taylor <iant@google.com>
4566 PR tree-optimization/31602
4567 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
4568 conditionals in the copied loop header.
4569 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
4570 warnings if TREE_NO_WARNING is set.
4571 * doc/invoke.texi (Warning Options): Clarify that
4572 -Wstrict-overflow does not warn about loops.
4574 2007-04-24 Janis Johnson <janis187@us.ibm.com>
4576 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
4577 expand on the comment about _Decimal128 arguments and check the
4578 integer result of the modulus operation; for 64-bit ELF ABI, ensure
4579 that _Decimal128 argument uses even/odd register pair.
4580 (function_arg): Ditto.
4582 2007-04-24 Hui-May Chang <hm.chang@apple.com>
4584 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
4585 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
4587 2007-04-24 Richard Guenther <rguenther@suse.de>
4588 Olga Golovanevsky <olga@il.ibm.com>
4590 * fold-const.c (multiple_of_p): Check for bottom
4593 2007-04-24 Richard Henderson <rth@redhat.com>
4595 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
4596 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
4597 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
4598 looking for non-zero bits shifted out. Avoid a recursive call
4599 when constructing the scalar.
4600 (__floatundisf): Likewise.
4602 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
4604 * dwarf2out.c (field_byte_offset): Move the existing logic
4605 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
4606 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
4608 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4611 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
4612 argument of 0 for memset.
4613 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
4614 unsigned shift instead of the signed variant.
4616 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
4618 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
4619 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
4620 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
4621 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
4622 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4623 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
4624 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
4625 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
4626 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
4627 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
4628 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
4629 "mul<mode>3", "div<mode>3"): Insn definitions added.
4630 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
4631 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
4632 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
4633 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
4634 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
4635 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
4636 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
4637 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
4638 TARGET_FLOAT_FORMAT): Macro definitions removed.
4639 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
4640 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
4641 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
4642 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
4643 (s390_gen_rtx_const_DI): Function removed.
4644 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
4646 2007-04-24 Richard Sandiford <richard@codesourcery.com>
4648 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
4649 over an external ffs function.
4651 2007-04-24 Chao-ying Fu <fu@mips.com>
4652 Richard Sandiford <richard@nildram.co.uk>
4654 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
4655 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
4656 (smadd_widen_optab, umadd_widen_optab): Define.
4657 * optabs.c (init_optabs): Initialize smadd_widen_optab and
4659 * genopinit.c (optabs): Fill in smadd_widen_optab and
4661 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
4662 and umadd_widen_optab to implement multiply-add sequences.
4663 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
4664 (<u>maddsidi4): ...this. Extend condition to include
4665 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4666 of operand 0 to "ka" and use the three-operand form of madd<u>
4668 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
4670 * config/mips/constraints.md (ka): New register constraint.
4672 2007-04-24 Jan Hubicka <j@suse.cz>
4676 2007-04-23 Jan Hubicka <jh@suse.cz>
4677 * function.c (init_function_start): Don't init line number info.
4678 (expand_function_end): Update.
4679 (reset_block_changes, record_block_change, finalize_block_changes,
4680 check_block_change, free_block_changes): Kill.
4681 * function.h (reset_block_changes, record_block_change,
4682 finalize_block_changes, check_block_change, free_block_changes): Remove
4684 (struct function): Remove ib_boundaries_block.
4685 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4686 Use curr_insn_locator to initialize locator.
4687 (emit_line_note): Remove.
4688 * cfgexpand.c (expand_gimple_cond_expr): Update.
4689 (construct_exit_block): Likewise.
4690 (tree_expand_cfg): Initialize/finalize locators.
4691 * expr.c (expand_expr_real): Update.
4692 * cfglayout.c (line_locators_locs, line_locators_lines,
4693 file_locators_locs, file_locators_files): Remove.
4694 (set_block_levels): Move to cfgexpand.c.
4695 (insn_locators_initialize): Remove.
4696 (pass_insn_locators_initialize): Remove.
4697 (locations_locators_locs, locations_locators_vals): New static vars.
4698 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4700 (insn_locators_alloc, insn_locators_finalize,
4701 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4703 (locator_location): New.
4704 (locator_line, locator_file): Rewrite.
4705 * rtl.h (emit_line_note): Kill.
4706 (insn_locators_alloc, insn_locators_finalize,
4707 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4709 * tree-inline.c (initialize_cfun): Do not initialize
4710 ib_boundaries_block.
4711 * passes.c (pass_insn_locators_initialize): Remove.
4713 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
4715 * doc/invoke.texi: Removed leading '-' from option index entries.
4717 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
4719 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
4721 (create_phi_node): Use set_phi_nodes.
4722 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
4723 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
4724 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
4725 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
4726 (bsi_start, bsi_last): Use bb_stmt_list.
4727 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
4728 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
4729 Traverse the statements using tsi iterator.
4730 * basic-block.h (struct basic_block_def): Fields stmt_list
4731 and phi_nodes moved to ...
4732 (struct tree_bb_info): ... new structure.
4733 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
4734 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
4735 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
4736 (tree_verify_flow_info): Verify that il.tree is not set for
4737 entry and exit block.
4738 (tree_split_block): Use set_bb_stmt_list.
4740 2007-04-23 Mike Stump <mrs@apple.com>
4742 * config/i386/i386.c (ix86_tune_features
4743 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
4746 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4748 * config/i386/i386.md (prefix_extra): New attribute.
4749 (length): Add prefix_extra.
4751 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
4752 (sse2_movntv2di): Likewise.
4753 (sse2_cvtps2dq): Likewise.
4754 (sse2_cvtpd2pi): Likewise.
4755 (sse2_cvttpd2pi): Likewise.
4756 (*sse2_cvtpd2ps): Likewise.
4757 (*add<mode>3): Likewise.
4758 (sse2_ssadd<mode>3): Likewise.
4759 (sse2_usadd<mode>3): Likewise.
4760 (*sub<mode>3): Likewise.
4761 (sse2_sssub<mode>3): Likewise.
4762 (sse2_ussub<mode>3): Likewise.
4763 (*mulv8hi3): Likewise.
4764 (*smulv8hi3_highpart): Likewise.
4765 (*umulv8hi3_highpart): Likewise.
4766 (sse2_umulv2siv2di3): Likewise.
4767 (sse2_pmaddwd): Likewise.
4768 (ashr<mode>3): Likewise.
4769 (lshr<mode>3): Likewise.
4770 (ashl<mode>3): Likewise.
4771 (sse2_ashlti3): Likewise.
4772 (sse2_lshrti3): Likewise.
4773 (*umaxv16qi3): Likewise.
4774 (*smaxv8hi3): Likewise.
4775 (*uminv16qi3): Likewise.
4776 (*sminv8hi3): Likewise.
4777 (sse2_eq<mode>3): Likewise.
4778 (sse2_gt<mode>3): Likewise.
4779 (*and<mode>3): Likewise.
4780 (sse2_nand<mode>3): Likewise.
4781 (*ior<mode>3): Likewise.
4782 (*xor<mode>3): Likewise.
4783 (sse2_packsswb): Likewise.
4784 (sse2_packssdw): Likewise.
4785 (sse2_packuswb): Likewise.
4786 (sse2_punpckhbw): Likewise.
4787 (sse2_punpcklbw): Likewise.
4788 (sse2_punpckhwd): Likewise.
4789 (sse2_punpcklwd): Likewise.
4790 (sse2_punpckhdq): Likewise.
4791 (sse2_punpckldq): Likewise.
4792 (sse2_punpckhqdq): Likewise.
4793 (sse2_punpcklqdq): Likewise.
4794 (*sse2_pinsrw): Likewise.
4795 (*sse2_pextrw): Likewise.
4796 (sse2_pshufd_1): Likewise.
4797 (sse2_uavgv16qi3): Likewise.
4798 (sse2_uavgv8hi3): Likewise.
4799 (sse2_psadbw): Likewise.
4800 (sse2_pmovmskb): Likewise.
4801 (*sse2_maskmovdqu): Likewise.
4802 (*sse2_maskmovdqu_rex64): Likewise.
4803 (sse4a_extrqi): Likewise.
4804 (sse4a_extrq): Likewise.
4805 (sse3_lddqu): Set prefix_rep.
4806 (sse3_addsubv4sf3): Likewise.
4807 (sse3_haddv4sf3): Likewise.
4808 (sse3_hsubv4sf3): Likewise.
4809 (sse_cvtss2si): Likewise.
4810 (sse_cvtss2si_2): Likewise.
4811 (sse_cvtss2siq): Likewise.
4812 (sse_cvtss2siq_2): Likewise.
4813 (sse_cvttss2si): Likewise.
4814 (sse_cvttss2siq): Likewise.
4815 (sse2_cvttps2dq): Likewise.
4816 (sse3_movshdup): Likewise.
4817 (sse3_movsldup): Likewise.
4818 (sse2_cvtsd2si): Likewise.
4819 (sse2_cvtsd2si_2): Likewise.
4820 (sse2_cvtsd2siq): Likewise.
4821 (sse2_cvtsd2siq_2): Likewise.
4822 (sse2_cvttsd2si): Likewise.
4823 (sse2_cvttsd2siq): Likewise.
4824 (*sse2_cvtpd2dq): Likewise.
4825 (*sse2_cvttpd2dq): Likewise.
4826 (sse2_pshuflw_1): Likewise.
4827 (sse2_pshufhw_1): Likewise.
4828 (sse4a_insertqi): Likewise.
4829 (sse4a_insertq): Likewise.
4830 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
4831 (ssse3_phadddv4si3): Likewise.
4832 (ssse3_phaddswv8hi3): Likewise.
4833 (ssse3_phsubwv8hi3): Likewise.
4834 (ssse3_phsubdv4si3): Likewise.
4835 (ssse3_phsubswv8hi3): Likewise.
4836 (ssse3_pmaddubswv8hi3): Likewise.
4837 (ssse3_pmulhrswv8hi3): Likewise.
4838 (ssse3_pshufbv16qi3): Likewise.
4839 (ssse3_psign<mode>3): Likewise.
4840 (ssse3_palignrti): Likewise.
4841 (abs<mode>2): Likewise.
4842 (ssse3_phaddwv4hi3): Set prefix_extra.
4843 (ssse3_phadddv2si3): Likewise.
4844 (ssse3_phaddswv4hi3): Likewise.
4845 (ssse3_phsubwv4hi3): Likewise.
4846 (ssse3_phsubdv2si3): Likewise.
4847 (ssse3_phsubswv4hi3): Likewise.
4848 (ssse3_pmaddubswv4hi3): Likewise.
4849 (ssse3_pmulhrswv4hi3): Likewise.
4850 (ssse3_pshufbv8qi3): Likewise.
4851 (ssse3_psign<mode>3): Likewise.
4852 (ssse3_palignrdi): Likewise.
4853 (abs<mode>2): Likewise.
4854 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
4855 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
4856 (sse2_pmovmskb): Set mode to SI instead of V2DF.
4858 2007-04-23 Nick Clifton <nickc@redhat.com>
4860 * params.def: Fix formatting of emacs local variables.
4862 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
4864 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
4865 move if inter-unit move isn't allowed.
4866 Don't split moving the first element of V2DI to DI to inter-unit
4867 move if inter-unit move isn't allowed.
4869 2007-04-23 Richard Guenther <rguenther@suse.de>
4871 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
4872 and CDI_POST_DOMINATORS separately.
4874 2007-04-23 Nick Clifton <nickc@redhat.com>
4876 * c.opt (Wformat-contains-nul): Add warning attribute.
4878 2007-04-23 Jan Hubicka <jh@suse.cz>
4880 * function.c (init_function_start): Don't init line number info.
4881 (expand_function_end): Update.
4882 (reset_block_changes, record_block_change, finalize_block_changes,
4883 check_block_change, free_block_changes): Kill.
4884 * function.h (reset_block_changes, record_block_change,
4885 finalize_block_changes, check_block_change, free_block_changes): Remove
4887 (struct function): Remove ib_boundaries_block.
4888 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
4889 Use curr_insn_locator to initialize locator.
4890 (emit_line_note): Remove.
4891 * cfgexpand.c (expand_gimple_cond_expr): Update.
4892 (construct_exit_block): Likewise.
4893 (tree_expand_cfg): Initialize/finalize locators.
4894 * expr.c (expand_expr_real): Update.
4895 * cfglayout.c (line_locators_locs, line_locators_lines,
4896 file_locators_locs, file_locators_files): Remove.
4897 (set_block_levels): Move to cfgexpand.c.
4898 (insn_locators_initialize): Remove.
4899 (pass_insn_locators_initialize): Remove.
4900 (locations_locators_locs, locations_locators_vals): New static vars.
4901 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
4903 (insn_locators_alloc, insn_locators_finalize,
4904 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4906 (locator_location): New.
4907 (locator_line, locator_file): Rewrite.
4908 * rtl.h (emit_line_note): Kill.
4909 (insn_locators_alloc, insn_locators_finalize,
4910 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
4912 * tree-inline.c (initialize_cfun): Do not initialize
4913 ib_boundaries_block.
4914 * passes.c (pass_insn_locators_initialize): Remove.
4916 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4919 * expr.c (reduce_to_bit_field_precision): Handle
4922 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
4924 PR tree-optimization/24659
4925 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
4926 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
4927 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
4928 * genopinit.c (optabs): Rename vec_pack_mod_optab
4929 to vec_pack_trunc_optab.
4930 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
4931 early for scalar floating point operands for NOP_EXPR.
4932 (vectorizable_type_promotion): Ditto.
4933 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
4934 vec_pack_trunc_optab.
4935 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
4937 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
4938 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
4939 Rename from VEC_PACK_MOD_EXPR.
4940 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
4941 * expr.c (expand_expr_real_1): Ditto.
4942 * tree-inline.c (estimate_num_insns_1): Ditto.
4943 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4945 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
4946 (vec_unpacks_lo_v4sf): Ditto.
4947 (vec_pack_trunc_v2df): Ditto.
4948 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
4949 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4950 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
4952 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
4954 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
4956 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
4957 Rename from VEC_PACK_MOD_EXPR. This expression also represent
4958 packing of floating point operands.
4959 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
4960 represent unpacking of floating point operands.
4961 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
4962 [vec_unpacks_hi]: Ditto.
4963 [vec_unpacks_lo]: Ditto.
4965 2007-04-22 Jan Hubicka <jh@suse.cz>
4967 * final.c (rest_of_handle_final): Call
4968 targetm.asm_out.constructor/targetm.asm_out.destructor
4969 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
4970 proper priority via decl_*_priority_insert.
4971 * c-common.c (c_expand_body): Likewise.
4973 2007-04-22 Richard Guenther <rguenther@suse.de>
4975 PR tree-optimization/29789
4976 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
4977 (rewrite_reciprocal): New helper split out from
4978 determine_invariantness_stmt.
4979 (rewrite_bittest): Likewise.
4980 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
4981 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
4984 2007-04-22 Revital Eres <eres@il.ibm.com>
4986 * loop-unroll.c (var_to_expand): New field to support also
4987 insns of the form x = something + x.
4988 (analyze_insn_to_expand_var): Use it.
4989 (expand_var_during_unrolling): Likewise.
4991 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
4993 * predict.c: Include pointer-set.h.
4994 (bb_predictions): New variable.
4995 (tree_predicted_by_p, tree_predict_edge,
4996 remove_predictions_associated_with_edge): Use bb_predictions map
4997 instead of bb->predictions.
4998 (clear_bb_predictions, assert_is_empty): New functions.
4999 (combine_predictions_for_bb): Use bb_predictions map. Call
5000 clear_bb_predictions.
5001 (tree_estimate_probability): Create and free bb_predictions map.
5002 * Makefile.in (predict.o): Add pointer-set.h dependency.
5003 * basic-block.h (struct basic_block_def): Remove predictions
5005 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
5007 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
5010 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
5013 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5015 * timevar.c (timevar_print): Change reference of --disable-checking to
5016 --enable-checking=release. Also warn if assert checking is disabled.
5018 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5021 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
5022 decl as addressable if the compound literal was marked as
5024 Mark the decl as a gimple register if it is a complex or
5025 vector decl and does not live in memory.
5027 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5029 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
5030 (GENERIC_NEXT): New function macro.
5031 (PHI_CHAIN): Use phi_node's new chain variable.
5032 (tree_phi_node): Change tree_common to tree_base
5033 and add the chain field.
5034 * tree-phinodes.c (make_phi_node): Don't set
5035 TREE_TYPE on the new node.
5036 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
5037 instead of checking GIMPLE_TUPLE_P in chain_next.
5038 * tree-vect-transform.c
5039 (get_initial_def_for_induction): Look at
5040 PHI_RESULT_TREE for the type of the phi node.
5041 (update_vuses_to_preheader): Use PHI_CHAIN
5042 instead of TREE_CHAIN on the phi node.
5043 * tree-ssa-structalias.c (compute_points_to_sets):
5045 (ipa_pta_execute): Likewise.
5047 2007-04-21 Richard Guenther <rguenther@suse.de>
5050 * fold-const.c (fold_unary): Call fold_convert_const on the
5053 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
5055 * gcse.c (store_killed_in_insn): Handle PARALLELs.
5056 (store_killed_in_pat): New.
5058 2007-04-20 Richard Henderson <rth@redhat.com>
5061 * config/i386/i386.c (type_has_variadic_args_p): Look for any
5062 TREE_LIST with a void_type_node value, not void_list_node exactly.
5064 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
5066 * doc/standards.texi: Re-arrange into language-specific
5067 subsections. Add a C++ section, documenting which standards we
5070 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
5072 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
5073 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
5075 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
5077 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
5078 ecrti.o and crtbegin.o.
5079 (LIB_DEFAULT_SPEC): Include -lc.
5080 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
5082 2007-04-20 Richard Henderson <rth@redhat.com>
5085 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
5086 argument; update all callers.
5087 (get_unaligned_offset): New.
5088 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
5089 get_unaligned_address, just pass on the address directly.
5090 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
5091 the subreg in the helper patterns.
5092 (unaligned_extendqidi_le): Use get_unaligned_offset.
5093 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
5094 (unaligned_extendhidi_be): Likewise.
5095 (unaligned_extendhidi): Tidy.
5096 * config/alpha/alpha-protos.h: Update.
5098 2007-04-20 Richard Henderson <rth@redhat.com>
5100 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
5101 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
5102 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
5103 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5104 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5105 (CPP_SPEC): Don't include %(cpp_subtarget).
5106 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
5107 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
5108 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
5110 2007-04-20 Jakub Jelinek <jakub@redhat.com>
5112 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
5113 for __builtin_ia32_cmpordss.
5115 PR tree-optimization/31632
5116 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5117 and arg1 for optimizations of comparison against min/max values.
5118 Fold arg0 to arg1's type for optimizations of comparison against
5119 min+1 and max-1 values.
5121 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
5123 * reload.c (combine_reloads): When trying to use a dying register,
5124 check whether it's uninitialized and don't use if so.
5126 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
5128 * fold-const.c: Remove prototypes for native_encode_expr and
5129 native_interpret_expr.
5130 (native_encode_expr): Make non-static.
5131 (native_interpret_expr): Likewise.
5132 * tree.h: Add prototypes for the above.
5134 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5136 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
5137 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
5138 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
5139 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
5140 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
5141 Add length attributes.
5143 2007-04-19 Janis Johnson <janis187@us.ibm.com>
5145 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
5148 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
5149 __STDC_WANT_DEC_FP__.
5151 2007-04-19 Joseph Myers <joseph@codesourcery.com>
5153 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
5154 for long double compatibility.
5155 * configure: Regenerate.
5157 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5159 PR rtl-optimization/29841
5160 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
5162 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
5163 that may cause control flow transfer from being moved.
5165 2007-04-18 Jan Hubicka <jh@suse.cz>
5167 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
5170 2007-04-18 Eric Christopher <echristo@apple.com>
5172 * config/rs6000/darwin.md (load_macho_picbase): Use link register
5173 only. Update operands.
5174 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
5175 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
5176 link register to pic register.
5178 2007-04-18 Dirk Mueller <dmueller@suse.de>
5181 * tree-vrp.c (search_for_addr_array): New.
5182 (check_array_bounds): Suppress warning about
5183 address taken of array refs if its not de-referenced.
5185 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5187 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
5188 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
5190 * tree-vectorizer.h (NITERS_KNOWN_P): New.
5191 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
5192 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
5194 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
5196 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
5198 (vect_analyze_scalar_cycles): Fix indentation.
5199 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
5200 (vect_mark_relevant): Include phis in relevance analysis.
5202 * tree-vect-transform.c (vect_transform_loop): Add an assert.
5204 2007-04-18 Anatoly Sokolov <aesok@post.ru>
5206 * config/avr/avr.c (ptrreg_to_str): Replace error() with
5207 output_operand_lossage().
5209 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5211 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
5212 the unused code for reduction without adjust-in-epilog to simplify the
5215 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
5217 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
5218 (S390_TDC_NEGATIVE_ZERO): New constant.
5219 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
5220 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
5221 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
5222 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
5223 (S390_TDC_POSITIVE_INFINITY): New constant.
5224 (S390_TDC_NEGATIVE_INFINITY): New constant.
5225 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
5226 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
5227 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
5228 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
5229 (S390_TDC_INFINITY): New constant.
5230 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
5231 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
5232 optimization for UNSPEC_CCZ_TO_INT.
5233 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
5234 ("*ccz_to_int"): New insn.
5235 ("isinf<mode>2"): New insn.
5236 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
5237 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
5238 (UNSPEC_CCZ_TO_INT): New constant.
5240 2007-04-18 Richard Guenther <rguenther@suse.de>
5242 PR tree-optimization/19431
5243 PR tree-optimization/21463
5244 * tree-pass.h (pass_phiprop): Declare.
5245 * passes.c (init_optimization_passes): New phiprop pass.
5246 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
5247 (phivn_valid_p): New helper function.
5248 (phiprop_insert_phi): Likewise.
5249 (propagate_with_phi): Likewise.
5250 (tree_ssa_phiprop): New propagator propagating loads
5251 through phi nodes if profitable.
5253 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
5255 * tree-vect-analyze.c (process_use): New function.
5256 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
5257 Check phis in all bbs.
5258 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
5261 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5263 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
5266 2007-04-17 Anatoly Sokolov <aesok@post.ru>
5269 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
5272 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
5274 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
5276 (sse_vmmulv4sf3): Likewise.
5277 (sse2_vmaddv2df3): Likewise.
5278 (sse2_vmmulv2df3): Likewise.
5280 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
5282 PR rtl-optimization/31360
5283 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
5284 (target_reg_cost): New.
5285 (init_set_costs): Initialize target_reg_cost. Add comments
5286 regarding the rationale of the costs.
5287 (global_cost_for_size): Renamed to...
5288 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
5289 of register pressure.
5290 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
5291 estimate_reg_pressure_cost. Add number of ivs.
5292 (determine_set_costs): Dump target_reg_cost.
5293 * loop-invariant.c (gain_for_invariant): Use
5294 estimate_reg_pressure_cost. Removed n_inv_uses argument.
5295 (best_gain_for_invariant, find_invariants_to_move): Remove
5297 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
5298 (target_reg_cost): Declare.
5299 (global_cost_for_size): Declaration removed.
5300 (estimate_reg_pressure_cost): Declare.
5302 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
5304 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
5305 regnos into even/odd register pairs.
5306 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
5307 TDmode similar to the other floating point modes.
5308 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
5309 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
5311 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
5312 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
5313 (movdd_hardfloat64): Use TARGET_MFPGPR.
5315 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
5317 * reload1.c (delete_output_reload): Don't count output in n_inherited.
5320 2005-01-05 Richard Henderson <rth@redhat.com>
5322 * reload1.c (do_input_reload): Restrict the optimization deleteing
5323 a previous output reload to RELOAD_FOR_INPUT.
5325 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
5327 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
5328 induc_vec_info_type.
5329 (vectorizable_induction): New function declaration.
5330 * tree-vect-transform.c (get_initial_def_for_induction): No need to
5331 check if already vectorized. Find first place in BB where new stmts
5332 can be inserted. Takes only one argument.
5333 (vectorizable_induction): New function.
5334 (vect_transform_stmt): Add case for induc_vec_info_type to call
5335 vectorizable_induction.
5336 (vect_transform_loop): Consider phis for vectorization.
5337 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
5339 (analyze_operations): Call vectorizable_induction when analyzing phis.
5341 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
5342 (vect_mark_relevant): Include phis in relevance analysis.
5343 (vect_mark_stmts_to_be_vectorize): Likewise.
5344 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
5346 2007-04-16 Lawrence Crowl <crowl@google.com>
5348 * doc/invoke.texi (Debugging Options): Add documentation for the
5349 -femit-struct-debug options -femit-struct-debug-baseonly,
5350 -femit-struct-debug-reduced, and
5351 -femit-struct-debug-detailed[=...].
5353 * c-opts.c (c_common_handle_option): Add
5354 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
5355 and OPT_femit_struct_debug_detailed_.
5356 * c.opt: Add specifications for
5357 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
5358 and -femit-struct-debug-detailed[=...].
5359 * opts.c (set_struct_debug_option): Parse the
5360 -femit-struct-debug-... options.
5361 * opts.c (matches_main_base, main_input_basename,
5362 main_input_baselength, base_of_path, matches_main_base): Add
5363 variables and functions to compare header base name to compilation
5365 * opts.c (should_emit_struct_debug): Add to determine to emit a
5366 structure based on the option.
5367 (dump_struct_debug) Also disabled function to debug this
5369 * opts.c (handle_options): Save the base name of the
5372 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
5373 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
5374 This hook indicates if a type is generic. Set it by default
5376 * langhooks.h (struct lang_hooks_for_types): Add a new hook
5377 to determine if a struct type is generic or not.
5378 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
5379 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
5380 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
5383 * flags.h (enum debug_info_usage): Add an enumeration to describe
5384 a program's use of a structure type.
5385 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
5386 to indicate the program's usage of the type. Filter structs based
5387 on the -femit-struct-debug-... specification.
5388 (gen_type_die): Split into two routines, gen_type_die and
5389 gen_type_die_with_usage. gen_type_die is now a wrapper
5390 that assumes direct usage.
5391 (gen_type_die_with_usage): Replace calls to gen_type_die
5392 with gen_type_die_with_usage adding the program usage of
5393 the referenced type.
5394 (dwarf2out_imported_module_or_decl): Suppress struct debug
5395 information using should_emit_struct_debug when appropriate.
5397 2007-04-16 Ian Lance Taylor <iant@google.com>
5399 PR tree-optimization/31522
5400 * tree-vrp.c (vr_phi_edge_counts): New static variable.
5401 (vrp_initialize): Allocate vr_phi_edge_counts.
5402 (vrp_visit_phi_node): Don't push to infinity if we saw a new
5403 executable edge. Drop test for all constants.
5404 (vrp_finalize): Free vrp_phi_edge_counts.
5406 * doc/cpp.texi (Common Predefined Macros): Clarify description of
5407 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5409 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
5410 predecessors at head rather than tail.
5412 2007-04-16 Matthias Klose <doko@debian.org>
5414 * config/alpha/linux.h (CPP_SPEC): Define.
5415 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
5417 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
5419 * function.h: Remove sequence_stack extern declaration.
5421 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5423 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
5425 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
5428 2007-04-16 Anatoly Sokolov <aesok@post.ru>
5430 * config/avr/avr.c (avr_arch_types): Rearranging array.
5431 (enum avr_arch): Add.
5432 (avr_mcu_types): Use avr_arch enumeration constants instead of
5434 * config/avr/avr.h (LINK_SPEC): Simplify.
5436 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
5438 * config/m68k/m68k.c (m68k_libcall_value,
5439 m68k_function_value): Use macros for register names more.
5441 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
5443 (M68K_REGNAME): Use A6_REG.
5444 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
5446 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5449 * sched-int.h (struct deps): Split field 'pending_lists_length' into
5450 'pending_read_list_length' and 'pending_write_list_length'. Update
5452 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
5453 to handle two length counters instead of one. Update all uses.
5454 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
5455 two length counters instead of one.
5456 * sched-rgn.c (propagate_deps): Update to handle two length counters
5459 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
5462 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
5463 copy of source, pass it to ix86_expand_vector_set and return
5466 2007-04-16 David Ung <davidu@mips.com>
5467 Joseph Myers <joseph@codesourcery.com>
5469 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
5470 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
5471 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
5472 Add 74K processor information.
5473 * config/mips/mips.md: Include 74k.md.
5474 (cpu): Add 74kc,74kf,74kx.
5475 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
5476 * config/mips/74k.md: New.
5477 * doc/invoke.texi (MIPS Options): Document 74K support.
5479 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
5481 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
5482 vectorizable_* functions.
5483 * tree-vect-transform.c (vectorizable_call): Add check for
5484 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
5485 (vectorizable_store): likewise.
5486 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
5488 (vectorizable_operation, vectorizable_type_demotion): Likewise.
5489 (vectorizable_type_promotion, vectorizable_load): Likewise.
5490 (vectorizable_live_operation, vectorizable_condition): Likewise.
5491 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
5493 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
5495 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5497 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
5498 register numbers more.
5499 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
5500 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
5501 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
5502 FUNCTION_VALUE_REGNO_P): Likewise.
5503 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
5504 STATIC_CHAIN_REGNUM): Likewise.
5505 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
5506 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
5507 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
5508 * config/m68k/m68k.md (FP_REG): New.
5510 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5512 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
5515 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
5517 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
5518 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
5521 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5523 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
5526 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
5529 * c-decl.c (finish_decl): Grab the type of the decl after the call
5530 to store_init_value.
5532 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
5534 * common.opt (fforward-propagate): Fix "Optimization" annotation.
5536 2007-04-14 Jakub Jelinek <jakub@redhat.com>
5539 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
5540 post dominators and cleanup cfg before returning.
5542 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
5544 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
5545 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
5547 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
5549 * config.gcc: Recognize fido.
5550 * config/m68k/m68k-devices.def (fidoa): New.
5551 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
5553 (FL_FIDOA, TARGET_FIDOA): New.
5554 * config/m68k/m68k.opt (mfidoa): New.
5556 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5559 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
5560 when a personality function is used.
5562 2007-04-13 Bob Wilson <bob.wilson@acm.org>
5564 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
5566 2007-04-13 Mike Stump <mrs@apple.com>
5568 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
5570 * config/darwin.opt (fapple-kext): Make C++ only.
5571 * config/darwin.c (darwin_override_options): Remove code to ensure
5572 -fapple-kext is given for C++ only.
5574 2007-04-13 Richard Sandiford <richard@codesourcery.com>
5576 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
5577 * config/mips/mips.c (override_options): Call
5578 SUBTARGET_OVERRIDE_OPTIONS, if defined.
5580 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5582 * config/i386/i386.opt (msvr3-shlib): Removed.
5584 * doc/invoke.texi: Remove -msvr3-shlib.
5586 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
5588 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
5589 with "popcnt" instruction.
5591 2007-04-13 Richard Guenther <rguenther@suse.de>
5593 PR tree-optimization/21258
5594 * tree-vrp.c (compare_case_labels): New helper.
5595 (find_switch_asserts): New function.
5596 (find_assert_locations): Call it for SWITCH_EXPRs.
5598 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
5600 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
5601 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
5602 check is now implied in X87_FLOAT_MODE_P.
5603 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
5604 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
5605 (fix_trunc<mode>_i386_fisttp): Ditto.
5606 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
5607 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
5608 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
5609 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
5610 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
5611 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
5612 (unnamed_splitters): Ditto.
5613 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
5614 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
5615 FIRST_SSE_REG for local functions when SSE math is enabled or
5616 for functions with sseregparm attribute.
5617 (standard_80387_constant_p): Return -1 if mode is not
5619 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
5620 (ix86_expand_compare): Ditto.
5621 (ix86_expand_carry_flag_compare): Ditto.
5622 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
5623 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
5624 DECIMAL_FLOAT_MODE_P.
5625 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
5626 of SCALAR_FLOAT_MODE_P.
5627 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
5628 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
5629 checks before FLOAT_MODE_P.
5630 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
5631 before FLOAT_MODE_P.
5636 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
5638 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
5639 Charles Wilson <libtool@cwilson.fastmail.fm>
5641 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
5642 (libgcc.mvars): Don't depend on them.
5643 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
5644 * exec-tool.in: New.
5646 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
5648 * doc/invoke.text (--help): Document --help=common.
5650 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
5652 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
5654 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5656 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
5657 * genemit.c (main): Emit #include "integrate.h".
5658 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
5659 (LOADGP_RTP): New mips_loadgp_style.
5660 * config/mips/mips.h: Include config/vxworks-dummy.h.
5661 (TARGET_RTP_PIC): New macro.
5662 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
5663 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
5664 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
5666 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
5667 -mvxworks-pic when using -mrtp and a PIC option.
5668 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
5670 (mips_symbolic_constant_p, mips_symbolic_address_p)
5671 (mips_symbol_insns): Handle SYMBOL_HALF.
5672 (override_options): Warn about -G and -mrtp being used together.
5673 Initialize mips_lo_relocs[SYMBOL_HALF].
5674 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
5675 (mips_emit_loadgp): Handle LOADGP_RTP.
5676 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
5677 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
5678 (tablejump): Handle function-relative case table entries if
5680 * config/mips/predicates.md (symbol_ref_operand): New predicate.
5682 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5684 * config/mips/mips.md (load_call<mode>): Allow any general register.
5686 (sibcall_value_internal, sibcall_value_multiple_internal)
5687 (call_value_internal, call_value_split, call_value_multiple_internal)
5688 (call_value_multiple_split): Remove constraints from operand 0.
5690 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5692 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
5693 rather than loadgp_noshared.
5694 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
5695 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
5697 * config/mips/mips.md (loadgp): Rename to...
5698 (loadgp_newabi): ...this.
5699 (loadgp_noshared): Rename to...
5700 (loadgp_absolute): ...this.
5702 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5704 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
5705 false for locally-binding symbols.
5706 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
5708 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5710 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
5711 (SYMBOL_GOT_PAGE_OFST): ...this.
5712 (SYMBOL_GOT_GLOBAL): Rename to...
5713 (SYMBOL_GOT_DISP): ...this.
5714 (SYMBOL_GOTOFF_GLOBAL): Rename to...
5715 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
5716 * config/mips/mips.c (mips_global_symbol_p): New function.
5717 (mips_symbol_binds_local_p): Likewise.
5718 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
5719 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
5720 and mips_symbol_binds_local_p.
5721 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
5722 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
5723 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
5725 (mips_ok_for_lazy_binding_p): New function.
5726 (mips_load_call_address, mips_expand_call): Use it.
5727 (mips_dangerous_for_la25_p): Likewise.
5728 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
5729 (*got_disp<mode>): Use got_disp_operand instead of
5730 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
5731 SYMBOL_GOTOFF_GLOBAL.
5732 (*got_page<mode>): Use got_page_ofst_operand instead of
5734 * config/mips/predicates.md (const_call_insn_operand): Use
5735 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
5736 (global_got_operand): Rename to...
5737 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
5739 (local_got_operand): Rename to...
5740 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
5741 of SYMBOL_GOT_LOCAL.
5743 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5745 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
5746 TARGET_CALL_CLOBBERED_GP.
5747 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5748 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
5749 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
5750 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
5751 of TARGET_ABICALLS && !TARGET_NEWABI.
5752 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5753 * config/mips/mips.c (mips_load_call_address): Check
5754 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5755 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5756 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
5757 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
5758 TARGET_ABICALLS && TARGET_NEWABI.
5759 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
5761 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
5762 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
5763 TARGET_ABICALLS && TARGET_NEWABI.
5764 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
5765 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
5766 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
5767 whether indirect calls must use $25.
5768 (mips_extra_live_on_entry): Check TARGET_GOT instead of
5770 * config/mips/mips.md (jal_macro): Check flag_pic and
5771 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
5772 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
5773 instead of TARGET_ABICALLS.
5774 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
5775 TARGET_ABICALLS && TARGET_OLDABI.
5776 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
5777 (sibcall): In the comment above the define_insn, mention
5778 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
5779 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
5780 instead of TARGET_ABICALLS.
5782 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5784 * doc/md.texi (Blackfin family constraints): Document PA and PB.
5785 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
5786 (MACFLAGS_MATCH_P): New macro.
5787 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
5788 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
5789 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
5790 the other MACFLAG constants.
5791 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
5792 (flag_machi): Tighten constraints. Renumber some of the operands.
5793 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
5795 (flag_machi_parts_acconly): New pattern.
5796 (flag_macinithi): Tighten constraints. Allow any accumulator to be
5798 (flag_macinit1hi): Tighten constraints.
5799 (flag_mul_macv2hi_parts_acconly): New pattern.
5801 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
5802 Use a more efficient implementation.
5803 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
5804 inline sequences when not optimizing for size.
5806 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
5807 movhi_high2low): Delete, merge functionality into...
5808 (packv2hi): ... this pattern.
5810 2007-02-11 Jie Zhang <jie.zhang@analog.com>
5811 * config/bfin/bfin.opt (msim): New option.
5812 (mcpu=): New option.
5813 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
5814 (bfin_cpu_t): Typedef of enum bfin_cpu.
5815 (bfin_cpu_type): New declaration.
5816 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
5817 -msim and -mcpu= options.
5818 (LIB_SPEC): Likewise.
5819 * config/bfin/bfin.c (bfin_cpu_type): Define.
5820 (bfin_handle_option): Handle -mcpu= option.
5821 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
5822 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
5823 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
5825 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5827 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
5828 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
5829 (powerpc-wrs-vxworksae): Use ${tm_file}.
5830 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
5831 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
5832 * config/i386/vx-common.h: New file.
5834 2007-04-12 Richard Sandiford <richard@codesourcery.com>
5836 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
5839 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
5841 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
5844 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
5848 * c-common.c (c_build_qualified_type): Set canonical type
5851 2007-04-12 Richard Guenther <rguenther@suse.de>
5853 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
5854 lower bound and element size if lower bound is not zero
5855 or either of the ARRAY_REF operands is set.
5857 2007-04-12 Richard Guenther <rguenther@suse.de>
5859 PR tree-optimization/24689
5860 PR tree-optimization/31307
5861 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
5863 * gimplify.c (canonicalize_addr_expr): To be consistent with
5864 gimplify_compound_lval only set operands two and three of
5865 ARRAY_REFs if they are not gimple_min_invariant. This makes
5866 it never at this place.
5867 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5869 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5871 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
5872 null before emitting a .nsubspa directive.
5874 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5876 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
5877 need_to_partition_p if there are no memory statements in the
5880 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5882 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
5883 (gcd_of_steps_may_divide_p): New function.
5884 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
5886 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5888 * reload.c (find_reloads_toplev, find_reloads_address,
5889 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
5890 not a pointer equality test, to decide if we need to call
5891 push_reg_equiv_alt_mem.
5893 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
5895 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
5896 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
5897 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
5899 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
5901 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
5902 vector to be positive.
5904 2007-04-11 Diego Novillo <dnovillo@redhat.com>
5908 * doc/invoke.texi: Document --params max-aliased-vops and
5910 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
5911 debug_memory_partitions): Move to tree-flow.h
5912 * params.h (AVG_ALIASED_VOPS): Define.
5913 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
5915 (mp_info_t): Likewise.
5916 (get_mem_sym_stats_for): New.
5917 (set_memory_partition): Move from tree-flow-inline.h.
5918 (mark_non_addressable): Only clear the set of symbols for the
5919 partition if it exists.
5920 (dump_memory_partitions): Move from tree-ssa-operands.c
5921 (debug_memory_partitions): Likewise.
5922 (need_to_partition_p): New.
5923 (dump_mem_ref_stats): New.
5924 (debug_mem_ref_stats): New.
5925 (dump_mem_sym_stats): New.
5926 (debug_mem_sym_stats): New.
5927 (update_mem_sym_stats_from_stmt): New.
5928 (compare_mp_info_entries): New.
5929 (mp_info_cmp): Call it.
5930 (sort_mp_info): Change argument to a list of mem_sym_stats_t
5932 (get_mpt_for): Move from tree-ssa-operands.c.
5933 (find_partition_for): New.
5934 (create_partition_for): Remove.
5935 (estimate_vop_reduction): New.
5936 (update_reference_counts): New.
5937 (build_mp_info): New.
5938 (compute_memory_partitions): Refactor.
5939 Document new heuristic.
5940 Call build_mp_info, update_reference_counts,
5941 find_partition_for and estimate_vop_reduction.
5942 (compute_may_aliases): Populate virtual operands before
5943 calling debugging dumps.
5944 (delete_mem_sym_stats): New.
5945 (delete_mem_ref_stats): New.
5946 (init_mem_ref_stats): New.
5947 (init_alias_info): Call it.
5948 (maybe_create_global_var): Remove alias_info argument.
5949 Get number of call sites and number of pure/const call sites
5950 from gimple_mem_ref_stats().
5951 (dump_alias_info): Call dump_memory_partitions first.
5952 (dump_points_to_info_for): Show how many times a pointer has
5954 * opts.c (decode_options): For -O2 set --param
5955 max-aliased-vops to 500.
5956 For -O3 set --param max-aliased-vops to 1000 and --param
5957 avg-aliased-vops to 3.
5958 * fortran/options.c (gfc_init_options): Remove assignment to
5960 * tree-flow-inline.h (gimple_mem_ref_stats): New.
5961 * tree-dfa.c (dump_variable): Dump memory reference
5963 Dump NO_ALIAS* settings.
5964 (referenced_var_lookup): Tidy.
5965 (mem_sym_stats): New.
5966 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
5967 and ORIG are different SSA names for a memory partition.
5968 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
5969 * tree-flow.h (struct mem_sym_stats_d): Define.
5970 (mem_sym_stats_t): Define.
5971 (struct mem_ref_stats_d): Define.
5972 (struct gimple_df): Add field mem_ref_stats.
5973 (enum noalias_state): Define.
5974 (struct var_ann_d): Add bitfield noalias_state.
5975 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
5976 debug_mem_ref_stats, debug_memory_partitions,
5977 debug_mem_sym_stats): Declare.
5978 * tree-ssa-structalias.c (update_alias_info): Update call
5979 sites, pure/const call sites and asm sites in structure
5980 returned by gimple_mem_ref_stats.
5981 Remove local variable IS_POTENTIAL_DEREF.
5982 Increase NUM_DEREFS if the memory expression is a potential
5984 Call update_mem_sym_stats_from_stmt.
5985 If the memory references memory, call
5986 update_mem_sym_stats_from_stmt for all the direct memory
5987 symbol references found.
5988 (intra_create_variable_infos): Set noalias_state field for
5989 pointer arguments according to the value of
5990 flag_argument_noalias.
5991 * tree-ssa-structalias.h (struct alias_info): Remove fields
5992 num_calls_found and num_pure_const_calls_found.
5993 (update_mem_sym_stats_from_stmt): Declare.
5994 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
5995 Set default value to 100.
5996 (PARAM_AVG_ALIASED_VOPS): Define.
5998 2007-04-11 Richard Guenther <rguenther@suse.de>
6001 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
6002 a * -b + c as c - a * b if we honor sign dependent rounding.
6004 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
6006 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
6008 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
6009 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
6011 (initialize_trampoline): Don't use old-style function definition.
6012 (bfin_secondary_reload): Mark IN_P argument as unused.
6014 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6016 PR tree-optimization/31343
6017 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
6018 (build_polynomial_chrec): Return a scalar when the evolution is zero.
6019 * testsuite/gcc.dg/vect/pr31343.c: New.
6021 2007-04-10 Eric Christopher <echristo@apple.com>
6023 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
6024 * config/i386/i386.md (*cmpfp0): Use.
6025 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6026 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6027 (fix_trunc<mode>_i386_fisttp): Ditto.
6028 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6029 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6030 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6031 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6032 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6033 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6034 (unnamed_splitters): Ditto.
6035 * config/i386/i386.c (output_fix_trunc): Assert that
6036 we're not being passed a TFmode operand.
6038 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
6040 PR tree-optimization/31526
6041 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
6042 n_basic_blocks to find newly added blocks.
6044 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
6046 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
6048 (fix_trunc<mode>si_sse): Ditto.
6049 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
6050 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
6051 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
6052 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
6053 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
6054 expander using SSEMODEF mode macro.
6055 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
6056 expander using SSEMODEF mode macro.
6057 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
6058 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
6059 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
6060 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
6061 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
6062 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
6063 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
6064 Macroize insn using X87MODEF mode macro.
6066 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
6068 * config/i386/sse.md (sse2_pinsrw): Removed.
6069 (sse2_pextrw): Renamed to ...
6070 (*sse2_pextrw): This.
6072 2007-04-09 Jan Hubicka <jh@suse.cz>
6075 * config/i386/sse.md
6076 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
6077 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
6078 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
6079 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
6081 2007-04-09 Jan Hubicka <jh@suse.cz>
6083 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
6084 multiple fields of union.
6086 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
6088 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
6089 (create_preheaders): Check that loops are available.
6090 (fix_loop_structure): Clean up, improve comments.
6091 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
6092 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
6094 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
6095 * predict.c (tree_estimate_probability): Do not call
6096 calculate_dominance_info. Call create_preheaders.
6097 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
6098 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
6100 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
6101 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
6102 * tree-cfg.c (tree_split_edge): Make an assert more precise.
6103 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
6106 2007-04-08 Jan Hubicka <jh@suse.cz>
6108 * tree.h (maybe_fold_offset_to_component_ref): Declare.
6109 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
6110 * fold-const.c (fold_unary): Use it.
6112 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6114 * varasm.c (assemble_variable): Remove call to
6115 lang_hooks.decls.prepare_assemble_variable.
6116 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
6117 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
6118 * langhooks.h (lang_hooks_for_decls): Remove
6119 prepare_assemble_variable.
6121 2007-04-08 Mike Stump <mrs@apple.com>
6123 * config/i386/i386.c: Use inc/dec on Core2.
6125 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
6127 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
6128 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6129 lhd_tree_inlining_end_inlining): Remove.
6130 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
6131 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
6133 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
6134 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
6135 lhd_tree_inlining_end_inlining): Remove prototypes.
6136 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
6137 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
6138 LANG_HOOKS_TREE_INLINING_START_INLINING,
6139 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
6141 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
6144 2007-04-08 Anatoly Sokolov <aesok@post.ru>
6147 * config/avr/predicates.md (io_address_operand): Delete predicate.
6148 (low_io_address_operand): Don't use 'mode' argument.
6149 (higth_io_address_operand): Rename ...
6150 (high_io_address_operand): ... to this. Don't use 'mode' argument.
6151 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
6154 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
6156 Revert change removing staticp.
6158 2007-04-07 Anatoly Sokolov <aesok@post.ru>
6161 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
6164 2007-04-07 Bruce Korb <bkorb@gnu.org>
6166 * c.opt: Add -Wformat-contains-nul.
6167 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
6169 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
6170 the NUL byte warning.
6172 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
6174 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
6176 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6178 * tree.c (staticp): No longer use staticp langhook.
6179 * langhooks.c (lhd_staticp): Removed.
6180 * langhooks.h (struct lang_hooks): Remove staticp.
6181 * c-common.c (c_staticp): Remove.
6182 * c-common.h (c_staticp): Ditto.
6183 * langhooks-defs.h (lhd_staticp): Ditto.
6184 (LHD_HOOKS_STATICP): Ditto
6185 * tree.h (gcc_assert_lowered): New macro.
6187 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6189 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
6190 argument "reliable".
6191 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
6192 Add argument "reliable". Propagate it through calls.
6193 (infer_loop_bounds_from_undefined): Derive number of iterations
6194 estimates from references in blocks that do not dominate loop latch.
6195 (gcov_type_to_double_int): New function.
6196 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
6197 and expected_loop_iterations_unbounded.
6198 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
6199 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
6200 * tree-data-ref.c (estimated_loop_iterations): Export.
6201 (get_references_in_stmt): Fix -- do not return addresses of local
6203 * cfgloop.h (expected_loop_iterations_unbounded,
6204 estimated_loop_iterations): Declare.
6206 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6208 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6210 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6212 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
6213 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
6214 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
6215 Use output_387_reg_move().
6216 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
6217 expander using X87MODEF12 mode macro.
6218 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
6219 choosing register preferences. Use output_387_reg_move().
6220 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
6221 instead of "x". Use output_387_reg_move().
6222 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
6223 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
6224 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
6225 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
6226 Use output_387_reg_move().
6227 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
6229 (*truncxf?f_i387 splitter): Ditto.
6231 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
6233 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6234 LANG_HOOKS_SAFE_FROM_P.
6235 * expr.c (safe_from_p): Remove langhook call.
6236 * langhooks.h (lang_hooks): Remove safe_from_p.
6237 (lhd_safe_from_p): Remove prototype.
6238 * langhooks.c (lhd_safe_from_p): Remove.
6240 2007-04-06 Jan Hubicka <jh@suse.cz>
6242 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
6245 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
6247 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
6248 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
6249 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
6250 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
6252 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
6253 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
6255 2007-04-05 Richard Henderson <rth@redhat.com>
6257 * config/alpha/alpha.c (print_operand) [+]: Remove.
6258 (alpha_end_function): Print nop if call at end of function.
6259 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
6260 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
6261 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
6262 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
6263 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
6264 the call pattern. Update peepholes to match.
6266 2007-04-05 Janis Johnson <janis187@us.ibm.com>
6268 * doc/extend.texi (Other Builtins): Add decimal float variants
6270 * builtins.def: Ditto.
6271 * builtins.c (expand_builtin): Ditto.
6273 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
6274 H.J. Lu <hongjiu.lu@intel.com>
6277 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
6278 of V8HImode when calling ix86_binary_operator_ok.
6279 (sse2_pmaddwd): Call ix86_binary_operator_ok.
6280 (sdot_prodv8hi): Operands 1 and 2 must be register.
6282 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6284 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6285 initialize align to silence bogus warning.
6287 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6290 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6292 (struct sra_walk_fns): Remove use_all parameter from use.
6293 (sra_hash_tree): Handle BIT_FIELD_REFs.
6294 (sra_elt_hash): Don't hash bitfld blocks.
6295 (sra_elt_eq): Skip them in parent compares as well. Handle
6297 (sra_walk_expr): Don't maintain or pass down use_all_p.
6298 (scan_use): Remove use_all parameter.
6299 (scalarize_use): Likewise. Re-expand assignment to
6300 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6301 output, and re-scalarize after output. Don't mark anything
6303 (scalarize_ldst): Adjust.
6304 (scalarize_walk_gimple_modify_statement): Likewise.
6305 (build_element_name_1): Handle BIT_FIELD_REFs.
6306 (instantiate_element): Don't warn for any element whose parent
6308 (instantiate_missing_elements_1): Return the sra_elt.
6309 (canon_type_for_field): New.
6310 (try_instantiate_multiple_fields): New.
6311 (instantiate_missing_elemnts): Use them.
6312 (mark_no_warning): Removed.
6313 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6314 (REPLDUP, sra_build_elt_assignment): New.
6315 (generate_copy_inout): Use them.
6316 (generate_element_copy): Likewise. Handle bitfld differences.
6317 (generate_element_zero): Don't recurse for blocks. Use
6318 sra_build_elt_assignment.
6319 (generate_one_element_int): Take elt instead of var. Use
6320 sra_build_elt_assignment.
6321 (generate_element_init_1): Adjust.
6322 (scalarize_use, scalarize_copy): Use REPLDUP.
6323 (scalarize_ldst): Move assert before dereference.
6324 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6326 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6328 * regmove.c: Fix unused variable warnings due to previous commit.
6330 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
6332 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
6333 (regmove_bb_head): Remove.
6334 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
6335 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
6336 problems with fixup_match_1.
6337 Don't initialize/free regmove_bb_head.
6339 (reg_is_remote_constant_p): If an insn is in the same basic block
6340 but not before INSN, consider it remote, too.
6342 2007-04-05 Anatoly Sokolov <aesok@post.ru>
6345 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
6346 DECL_ASSEMBLER_NAME, not the DECL_NAME.
6348 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
6350 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
6351 (CONDITIONAL_REGISTER_USAGE): Likewise.
6353 2007-04-04 Richard Henderson <rth@redhat.com>
6355 * config/alpha/lib1funcs.asm: Remove unused file.
6357 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6360 * opts.c (print_specific_help): Fix --help=<language>
6362 (common_handle_option): Support --help=common.
6364 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6367 * gcc.c (main): Do not run the linker if
6368 print_subprocess_help indicates that it shouldn't be
6371 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
6374 * doc/invoke.texi (--help=): Document <languages> value, fix
6375 formatting in tables of values.
6377 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
6379 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
6380 dllimport attribute of virtual methods.
6382 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
6384 * config/score/crti.asm: Change _bss_start to __bss_start.
6385 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
6386 (OUTGOING_REG_PARM_STACK_SPACE) update.
6387 * config/score/score.opt: add options to make backend support
6388 score5, score5u, score7 and score7d.
6389 * config/score/score.md: Likewise.
6390 * config/score/misc.md: Likewise.
6391 * config/score/mac.md: Likewise.
6392 * doc/invoke.texi: Likewise.
6393 * doc/md.texi: update constraints define.
6395 2007-04-03 Richard Henderson <rth@redhat.com>
6397 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
6398 an appropriate type, use the mode instead.
6400 2007-04-03 Richard Sandiford <richard@codesourcery.com>
6402 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
6403 Set the default --with-arch setting to mips2.
6404 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
6405 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
6406 (MULTILIB_OSDIRNAMES): Delete.
6407 (MULTILIB_DIRNAMES): Define.
6408 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
6409 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
6410 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
6411 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
6412 VXWORKS_OS_CPP_BUILTINS.
6413 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
6414 (MIPS_DEBUGGING_INFO): Undefine.
6415 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
6417 2007-04-03 Jakub Jelinek <jakub@redhat.com>
6420 * fold-const.c (native_encode_real): Encode real.c provided longs
6421 as a series of 32-bit native integers.
6422 (native_interpret_real): Interpret buffer as a series of 32-bit
6425 2007-04-03 Richard Guenther <rguenther@suse.de>
6427 * genpreds.c (write_insn_constraint_len): Write function
6428 optimized for CONSTRAINT_LEN implementation.
6429 (write_tm_preds_h): Output insn_constraint_len inline and
6430 use it for CONSTRAINT_LEN.
6431 (write_insn_preds_c): Don't output insn_constraint_len.
6432 * doc/md.texi (define_register_constraint): Document multi-letter
6433 constraints shall have the same length if they start with the same
6436 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6439 * config/i386/i386.md (isinf<mode>2): Expand only when
6440 TARGET_C99_FUNCTIONS is set.
6442 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
6444 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
6445 (x86_64-*-linux*): Ditto.
6446 * config/i386/i386.opt (mpc): New option.
6447 * config/i386/i386.c (overrride_options): Handle
6448 ix87_precision_string.
6449 * config/i386/crtprec.c: New file.
6450 * config/i386/t-crtpc: Ditto.
6451 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
6453 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
6454 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6455 crtprec32.o, crtprec64.o and crtprec80.o.
6457 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
6459 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
6461 2007-04-02 Eric Christopher <echristo@apple.com>
6463 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
6464 limitations on darwin.
6466 2007-04-02 Anatoly Sokolov <aesok@post.ru>
6469 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
6471 2007-04-02 Dave Korn <dave.korn@artimi.com>
6473 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
6475 2007-04-02 Dave Korn <dave.korn@artimi.com>
6477 * libgcc2.h (exception_descriptor): Don't forward-declare.
6478 (__get_eh_table_language, __get_eh_table_version): Delete
6479 prototypes of long-dead functions.
6481 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
6483 * ebitmap.h: New file
6484 * ebitmap.c: New file
6485 * Makefile.in (ebitmap.o): New target.
6487 2007-04-01 Jan Hubicka <jh@suse.cz>
6489 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
6490 before very first instruction.
6492 2007-04-01 Jan Hubicka <jh@suse.cz>
6494 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
6495 waring on 64bit hosts.
6496 * bitmap.h: Fix typo in bitmap_head_def.
6498 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
6500 PR rtl-optimization/31391
6501 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
6502 into a DELETED_LABEL note, and the label is in an empty basic
6503 block, update BB_END as well as BB_HEAD.
6505 2007-04-01 Richard Henderson <rth@redhat.com>
6507 PR tree-optimization/31169
6508 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
6509 to varying if the range is outside [0, prec-1].
6511 2007-04-01 Richard Sandiford <richard@codesourcery.com>
6514 * config/mips/mips.md (load_const_gp): New insn.
6515 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
6516 the MIPS16 GP pseudo register if no_new_pseudos.
6517 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
6519 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6522 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
6524 (call_value): Likewise.
6526 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
6527 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6530 * doc/invoke.texi: (optimization options): Reword description
6531 of -ffast-math. Document its primary purpose.
6533 2007-03-31 Richard Guenther <rguenther@suse.de>
6535 * omp-low.c (splay-tree.h): Include.
6536 (lookup_decl): Replace splay-tree usage by pointer-map.
6537 (maybe_lookup_decl): Likewise.
6538 (new_omp_context): Likewise.
6539 (delete_omp_context): Likewise.
6540 * gimplify.c (splay-tree.h): Include.
6541 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
6543 (remap_ssa_name): Likewise.
6544 (remap_decl): Likewise.
6545 (remap_type_1): Likewise.
6546 (remap_type): Likewise.
6547 (copy_body_r): Likewise.
6548 (expand_call_inline): Likewise.
6549 (clone_body): Likewise.
6550 (copy_tree_r): Likewise.
6551 (remap_save_expr): Likewise.
6552 (unsave_r): Likewise.
6553 (unsave_expr_now): Likewise.
6554 (tree_function_versioning): Likewise.
6555 (build_duplicate_type): Likewise.
6556 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
6557 (struct copy_body_data): Replace splay-tree by pointer-map.
6558 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
6559 not $(SPLAY_TREE_H).
6560 (gimplify.o): Depend on $(SPLAY_TREE_H).
6561 (omp-low.p): Likewise.
6563 2007-03-31 Anatoly Sokolov <aesok@post.ru>
6565 * config/avr/predicates.md (even_register_operand,
6566 odd_register_operand): New predicates.
6567 * config/avr/avr.md (movw peephole2): New.
6568 (movw_r peephole2): New.
6570 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
6572 * tree.h (get_signed_or_unsigned_type): New.
6573 * fold-const.c (operand_equal_for_comparison_p): Use
6574 get_signed_or_unsigned_type instead of
6575 lang_hooks.types.signed_or_unsigned_type.
6576 * expr.c (store_expr): Ditto.
6577 * langhooks.c (get_signed_or_unsigned_type): New.
6578 (lhd_signed_or_unsigned_type): New.
6579 * langhooks.h (lhd_signed_or_unsigned_type): New.
6580 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
6582 2007-03-30 Richard Henderson <rth@redhat.com>
6584 * tree-ssa-loop-ivopts.c: Include target.h.
6585 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
6586 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
6587 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
6588 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
6590 2007-03-30 Richard Henderson <rth@redhat.com>
6591 Kai Tietz <kai.tietz@onevision.com>
6593 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
6595 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
6596 (TARGET_64BIT_MS_ABI): New.
6597 (DBX_REGISTER_NUMBER): Handle 64-bit.
6598 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
6599 (LONG_TYPE_SIZE): Force to 32.
6600 (REG_PARM_STACK_SPACE): New.
6601 (OUTGOING_REG_PARM_STACK_SPACE): New.
6602 (REGPARM_MAX, SSE_REGPARM_MAX): New.
6603 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6604 (STACK_BOUNDARY): Use 128 for 64-bit.
6605 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
6606 Add 64-bit implementation.
6607 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
6609 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
6610 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
6611 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
6612 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
6613 (ix86_handle_cconv_attribute): Don't warn when ignoring if
6614 TARGET_64BIT_MS_ABI.
6615 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
6616 (ix86_pass_by_reference): Likewise.
6617 (ix86_function_value_regno_p): Likewise.
6618 (ix86_build_builtin_va_list): Likewise.
6619 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
6620 (function_arg_advance_ms_64): New.
6621 (function_arg_advance): Call it.
6622 (function_arg_ms_64): New.
6623 (function_arg): Call it.
6624 (function_value_ms_64): New.
6625 (ix86_function_value_1): Call it.
6626 (return_in_memory_ms_64): New.
6627 (ix86_return_in_memory): Call it.
6628 (setup_incoming_varargs_ms_64): New.
6629 (ix86_setup_incoming_varargs): Call it.
6630 (ix86_expand_prologue): Handle 64-bit stack probing.
6631 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
6632 (output_pic_addr_const): Likewise.
6633 (x86_this_parameter): Likewise.
6634 (x86_output_mi_thunk): Likewise.
6635 (x86_function_profiler): Likewise.
6636 (TARGET_STRICT_ARGUMENT_NAMING): New.
6637 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
6638 (TARGET_64BIT_MS_ABI): New.
6639 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
6640 * config/i386/i386.md (allocate_stack_worker): Remove.
6641 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
6642 describe the clobber of eax without a match_scratch.
6643 (allocate_stack_worker_postreload): Remove.
6644 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
6645 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
6646 (allocate_stack_worker_rex64_postreload): Remove.
6647 (allocate_stack): Handle 64-bit.
6648 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
6649 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
6650 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
6651 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
6652 (STANDARD_STARTFILE_PREFIX_1): Likewise.
6653 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
6654 * config.build (x86_64-*-mingw*): New host.
6655 * config.host (x86_64-*-mingw*): New host.
6656 * config.gcc (x86_64-*-mingw*): New target.
6657 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
6659 2007-03-30 Richard Henderson <rth@redhat.com>
6660 Kai Tietz <kai.tietz@onevision.com>
6662 * c-pragma.c (struct def_pragma_macro_value): New.
6663 (struct def_pragma_macro): New.
6664 (pushed_macro_table): New.
6665 (dpm_hash, dpm_eq): New.
6666 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
6667 (init_pragma): Install them.
6668 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
6670 2007-03-30 Anatoly Sokolov <aesok@post.ru>
6672 * config/avr/avr.c (avr_override_options): Clear
6673 'flag_delete_null_pointer_checks'.
6675 2007-03-30 Paolo Carlini <pcarlini@suse.de>
6678 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
6679 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
6680 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
6681 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
6682 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
6683 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
6684 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
6686 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
6688 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
6690 * regmove.c: Move all of pass_stack_adjustments from here...
6691 * combine-stack-adj.c: ...to this new file.
6692 * Makefile.in: Add rules for combine-stack-adj.o.
6694 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
6696 PR tree-optimization/31383
6697 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
6698 to have the same length.
6700 2007-03-30 Jan Hubicka <jh@suse.cz>
6703 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
6704 availablility; add more sanity checking; ask varpool only about
6707 2007-03-29 Richard Henderson <rth@redhat.com>
6709 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
6710 to decide, but __SIZEOF_LONG_LONG__.
6712 2007-03-29 Richard Henderson <rth@redhat.com>
6714 * emutls.c (struct __emutls_array): New.
6715 (emutls_destroy): Use it instead of casting element 0 from void*.
6716 (__emutls_get_address): Likewise.
6718 2007-03-29 Richard Henderson <rth@redhat.com>
6720 * varasm.c (initializer_constant_valid_p): Don't deny
6721 DECL_DLLIMPORT_P on functions.
6723 * config/i386/cygming.h: Remove function declarations.
6724 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
6725 (ASM_OUTPUT_LABELREF): Remove.
6726 (COMMON_ASM_OP): Remove.
6727 (ASM_OUTPUT_COMMON): Remove.
6728 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
6729 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
6730 (ASM_DECLARE_FUNCTION_NAME): Likewise.
6731 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
6732 Rename from TARGET_ENCODE_SECTION_INFO.
6733 * config/i386/netware.h: Likewise.
6734 * config/i386/i386-protos.h: Update.
6735 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
6736 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
6737 (legitimate_constant_p): Reject dllimports.
6738 (dllimport_map, get_dllimport_decl): New.
6739 (legitimize_dllimport_symbol): New.
6740 (legitimize_address, ix86_expand_move): Use it.
6741 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
6742 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
6743 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
6744 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
6745 * config/i386/predicates.md (constant_call_address_operand): Only
6746 accept symbols; reject dllimport_p symbols.
6747 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
6748 i386_pe_maybe_record_exported_symbol.
6749 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
6750 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
6751 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
6752 trust the setting of DECL_DLLIMPORT_P.
6753 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
6754 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
6755 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
6756 tidy the argument scanning loop.
6757 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
6758 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
6759 (i386_pe_strip_name_encoding): Remove.
6760 (i386_pe_binds_local_p): New.
6761 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
6762 (i386_pe_output_labelref): Remove.
6763 (i386_pe_asm_output_aligned_decl_common): New.
6764 (i386_pe_maybe_record_exported_symbol): Rename from
6765 i386_pe_record_exported_symbol; check for dllexported symbols.
6767 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
6769 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
6770 add comment explaining why vsnprintf cannot be used.
6772 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
6774 PR tree-optimization/30666
6775 * tree.c (build_complex_type): When creating type names for DWARF2
6776 debug info, create TYPE_DECLs for TYPE_NAME instead of
6778 (build_common_tree_nodes_2): Use build_complex_type when building
6779 predefined complex types, to preserve canonical types.
6781 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
6783 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
6784 (noce_get_alt_condition): Look at it to determine whether to
6785 reverse the condition or not.
6786 (noce_get_condition): Substitute the truth for lies.
6787 (noce_find_if_block): Set the then_else_reversed field.
6789 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
6791 * config/fr30/fr30.md (movdi): Do not accept immediates as the
6792 destination of this insn.
6793 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
6794 than calling gen_rtx_SET directly. Use r0 to hold the value of
6795 'address + 4' rather than a stack based temporary which can be
6798 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6800 * config/s390/s390.c (s390_secondary_input_reload_class,
6801 s390_secondary_output_reload_class): Functions removed.
6802 (s390_secondary_reload): New function.
6803 (TARGET_SECONDARY_RELOAD): Target macro defined.
6804 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
6805 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
6806 * config/s390/s390.md ("reload_outti", "reload_outdi",
6807 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
6808 "reload_out<mode>"): Expanders removed.
6809 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
6810 "reload<mode>_nonoffmem_out"): Expanders added.
6812 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
6814 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
6815 SRC->DEST replacement failed anyway.
6817 2007-03-28 Mike Stump <mrs@apple.com>
6819 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
6820 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
6821 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
6823 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6825 * config.gcc: Accept barcelona as a variant of amdfam10.
6826 * config/i386/i386.c (override_options): Likewise.
6827 * doc/invoke.texi: Likewise.
6829 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
6831 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
6832 offsets for BIT_FIELD_REF and COMPONENT_REF.
6834 2007-03-28 Richard Guenther <rguenther@suse.de>
6836 * tree.c (is_global_var): Move ...
6837 * tree-flow-inline.h (is_global_var): ... here.
6838 * tree.h (is_global_var): Remove declaration.
6840 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
6842 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
6844 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
6845 * config/i386/i386.c (ix86_tune_features): Initialize new
6847 * config/i386/predicates.md (promotable_binary_operator): Use
6848 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
6850 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
6853 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
6855 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
6857 * config/fr30/fr30.md (movsi_internal): Change destination
6858 constraint from m to V and add m to the end.
6860 2007-03-28 Christian Bruel <christian.bruel@st.com>
6862 * config/sh/sh.md (movsi_i): Fix type attribute.
6864 2007-03-28 Christian Bruel <christian.bruel@st.com>
6866 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
6867 (movsf_ie): Likewise.
6869 2007-03-28 Christian Bruel <christian.bruel@st.com>
6871 * config.gcc: Add sh4-300 to multilib.
6872 * config/sh/t-mlib-sh4-300: New file.
6874 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
6876 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
6877 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
6879 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
6880 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
6881 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
6882 "fixuns_trunctddi2"): Whitespace fix.
6884 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
6886 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
6887 the definition of struct sh_args.
6888 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
6889 CALL_COOKIE_INT_REG_GET): Likewise.
6891 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
6893 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
6894 transformations are applied successfully.
6896 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
6898 * tree.c (tree_contains_struct): Permit 512 tree codes.
6899 * tree.h (tree_contains_struct): Ditto.
6900 (MAX_TREE_CODES): Ditto.
6901 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
6902 SPARE member to store remaining padding bits.
6904 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6906 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
6909 2007-03-27 Janis Johnson <janis187@us.ibm.com>
6911 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
6912 * configure: Regenerate.
6914 * configure: Regenerate using the correct version of autoconf.
6916 2007-03-27 Anatoly Sokolov <aesok@post.ru>
6918 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
6920 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
6921 regs to "__SP_L__" and "__SP_H__".
6923 2007-03-27 Richard Guenther <rguenther@suse.de>
6925 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
6926 computations with it with a HOST_WIDE_INT variable.
6928 2007-03-26 Mike Stump <mrs@apple.com>
6930 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
6931 objective-c-header, objective-c++-header and objc++-cpp-output
6933 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6935 2007-03-26 Richard Henderson <rth@redhat.com>
6938 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
6939 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
6940 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
6941 IX86_BUILTIN_PSRLQ128): New.
6942 (ix86_init_mmx_sse_builtins): Add them.
6943 (ix86_expand_builtin): Expand them.
6944 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
6945 operand 2 be TImode.
6946 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
6947 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6948 _mm_srli_epi64): Mark __B const.
6949 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
6950 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
6951 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
6952 new two-vector shift builtins.
6954 2007-03-26 Ian Lance Taylor <iant@google.com>
6956 PR tree-optimization/31345
6957 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
6958 [+INF, +INF(OVF)] into VARYING.
6960 2007-03-26 Zack Weinberg <zackw@panix.com>
6962 * gengtype-parse.c: New file.
6963 * gengtype-yacc.y: Delete.
6964 * gengtype-lex.l: Don't include gengtype-yacc.h.
6965 Define YY_DECL and yyterminate appropriately for recursive
6966 descent parser. yylval is now a string out-parameter to yylex.
6967 (HWS, EOID): New shorthand.
6968 (IWORD): Add a couple more types.
6969 (yylex): Add a setup stanza. Remove the complex rules for
6970 detecting GTY'ed types and typedefs; replace with simple
6971 keyword detectors. Adjust everything for the changed
6972 definition of yylval. Ignore all pp-directives, not just #define.
6974 (parse_file): Rename yybegin; do not call yyparse.
6976 * gengtype.c (xasprintf): Export again.
6977 (this_file): New. Use everywhere __FILE__ was being used.
6978 (get_lang_bitmap): Special case types defined in gengtype.c.
6979 (do_typedef, new_structure): Suppress definition of certain types.
6980 (new_structure): Improve diagnostics of duplicate definitions.
6981 Make sure location_s is associated with input.h.
6982 (nreverse_pairs, define_location_structures): New functions.
6983 (main): Improve tagging of kludge types. Remove old kludges
6984 for input.h types; use define_location_structures.
6985 * gengtype.h: Update prototypes. Define token codes here.
6986 * Makefile.in: Remove all references to gengtype-yacc.
6987 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
6989 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
6990 add GTY((skip)) to the field that's only conditionally there.
6991 * doc/install.texi: Document that Bison is no longer required
6992 unless building treelang.
6994 * gengtype.c: Don't include gtyp-gen.h.
6995 (srcdir): Declare here.
6996 (base_files, lang_dir_names): Allocate dynamically.
6997 (gt_files, num_gt_files, num_lang_dirs): New globals.
6998 (measure_input_list, read_input_line, read_input_list)
6999 (set_lang_bitmap): New functions.
7000 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
7001 simplify, relying on read_input_list to set up the bitmaps.
7002 (main): Arguments are no longer unused. Check for correct number
7003 of command line arguments, set srcdir and srcdir_len, then call
7004 read_input_list, before doing anything else. No need to worry
7005 about duplicates in main loop.
7006 * configure.ac: Simplify the calculation of all_gtfiles.
7007 Put language tags in there. Don't set or substitute
7008 all_gtfiles_files_langs or all_gtfiles_files_frags.
7009 * Makefile.in: Revamp the way gengtype is invoked, now that it
7010 takes a file on its command line with a much simpler format.
7011 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
7012 (GTFILES): Remove duplicates and C source files.
7013 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
7014 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
7015 * configure: Regenerate.
7017 * gengtype.h: Remove all type definitions to gengtype.c; leave
7018 only definitions of options_p, type_p, and pair_p as opaque
7019 pointers. Update prototypes.
7020 * gengtype.c: Many type definitions moved here from gengtype.h.
7021 Consolidate type definitions at the top of the file.
7022 (xvasprintf): Delete.
7023 (xasprintf): Make static.
7024 (create_nested_pointer_option): Add 'next' parameter.
7025 (create_field_all, create_field_at): New functions.
7026 (create_field): Now a thin wrapper around create_field_all.
7027 (create_optional_field): Rename create_optional_field_ and add
7028 line argument. Original name is now a macro which supplies
7030 (oprintf): Use vsnprintf directly.
7031 (close_output_files): Use fatal rather than perror/exit.
7032 (note_def_vec, note_def_vec_alloc): Use create_field_at.
7033 (main): Set progname. Don't use exit.
7034 * gengtype-yacc.y (struct_fields): Use create_field_at.
7035 (option, optionseqopt): Delete.
7036 (optionseq): Consolidate productions from option here so we
7037 can use the first argument to create_option.
7039 * gengtype-lex.l: Distinguish unions from structures in the
7040 token type. Don't call find_structure; return the tag as a string.
7041 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
7042 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
7043 Reorganize typedef_struct production accordingly.
7044 Use create_nested_ptr_option.
7045 * gengtype.c (create_nested_ptr_option): New function.
7046 * gengtype.h: Declare it.
7048 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
7049 (string_type): Don't declare.
7050 (do_scalar_typedef): Declare.
7051 (create_scalar_type): Update prototype.
7052 * gengtype.c (string_type): Make static.
7053 (scalar_nonchar, scalar_char): New.
7054 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
7055 (resolve_typedef): Use scalar_nonchar for error recovery.
7056 (create_scalar_type): Remove name_len field. Return scalar_char
7057 or scalar_nonchar as appropriate.
7058 (adjust_field_type): Look at scalar_is_char boolean to decide whether
7060 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
7062 (main): Initialize scalar_char and scalar_nonchar before calling
7064 * gengtype-lex.l: Adjust for removal of second argument to
7065 create_scalar_type. Use yylval.s instead of yylval.t when
7067 * gengtype-yacc.y: Type of SCALAR is string. Call
7068 create_scalar_type from type:SCALAR rule. Adjust for removal of
7069 second argument to create_scalar_type.
7071 * vec.h: Remove all #if IN_GENGTYPE blocks.
7072 Add comment saying that changes may require adjustments to gengtype.
7073 * gengtype.c: Don't include coretypes.h or tm.h.
7074 Add comment to inclusion of errors.h.
7075 (note_def_vec, note_def_vec_alloc): New functions.
7076 * gengtype.h: Declare new functions.
7077 * gengtype-lex.l: Don't include coretypes.h.
7078 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
7080 (update_lineno): Remove unnecessary prototype.
7081 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
7082 (VEC rule): Just return VEC_TOKEN.
7083 * gengtype-yacc.y (VEC_TOKEN): New token type.
7084 (type): Add a production for VEC(a,b).
7085 * Makefile.in: Update dependencies.
7087 * gengtype-lex.l: Remove rules for parsing pointer-to-function
7088 typedefs that use the old PARAMS macro.
7090 * gengtype-lex.l: Remove all rules and states relating to yacc
7092 * gengtype-yacc.y: Similarly.
7093 * gengtype.c (note_yacc_type): Delete function.
7094 * gengtype.h: Update prototypes.
7096 2007-03-26 Joseph Myers <joseph@codesourcery.com>
7098 * tree-pretty-print.c (dump_generic_node): Report precision of
7099 unnamed integer types.
7101 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
7103 * ifcvt.c (noce_try_store_flag_constants): Don't check
7104 no_new_pseudos here.
7105 (noce_try_store_flag_constants): Don't check no_new_pseudos.
7106 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
7107 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
7108 noce_try_sign_mask): Likewise.
7109 (if_convert): Check no_new_pseudos here.
7111 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
7113 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
7114 (noce_get_condition): Handle new then_else_reversed argument.
7115 (noce_init_if_info): Remove, fold into noce_find_if_block.
7116 (noce_process_if_block): Take a struct noce_if_info as the
7117 argument. Don't set up one based on ce_if_info. Update pointer
7118 references accordingly.
7119 (cond_move_process_if_block): Likewise.
7120 (process_if_block): Removed.
7121 (find_if_block): Removed. Move functionality two new functions,
7122 noce_find_if_block and cond_exec_find_if_block.
7123 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
7124 blocks and the symmetric IF-ELSE-JOIN case.
7125 (cond_exec_find_if_block): Also new function mostly based on old
7126 find_if_block and process_if_block.
7127 (find_if_header): Replace find_if_block call with separately
7128 guarded calls to noce_find_if_block and cond_exec_find_if_block.
7129 (find_cond_trap): Update noce_get_condition call.
7130 (dead_or_predicable): Likewise.
7132 2007-03-26 Jakub Jelinek <jakub@redhat.com>
7134 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
7136 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
7137 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7138 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
7139 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
7140 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
7141 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
7142 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
7143 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
7144 __builtin_ia32_psrad128 builtins.
7146 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
7148 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
7149 * config/i386/constraints.md
7150 (define_constraint "I"): Use IN_RANGE macro.
7151 (define_constraint "J"): Ditto.
7152 (define_constraint "K"): Ditto.
7153 (define_constraint "M"): Ditto.
7154 (define_constraint "N"): Ditto.
7155 (define_constraint "O"): Ditto.
7156 * config/i386/predicates.md
7157 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
7158 (define_predicate "const_0_to_3_operand"): Ditto.
7159 (define_predicate "const_0_to_7_operand"): Ditto.
7160 (define_predicate "const_0_to_15_operand"): Ditto.
7161 (define_predicate "const_0_to_63_operand"): Ditto.
7162 (define_predicate "const_0_to_255_operand"): Ditto.
7163 (define_predicate "const_1_to_31_operand"): Ditto.
7164 (define_predicate "const_2_to_3_operand"): Ditto.
7165 (define_predicate "const_4_to_7_operand"): Ditto.
7167 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7169 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
7170 in SImode for save_world.
7171 * config/rs6000/altivec.md (save_world, restore_world): Convert to
7174 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
7176 PR tree-optimization/30784
7177 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7180 2007-03-25 Revital Eres <eres@il.ibm.com>
7182 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
7183 Fold movement_possibility function into it.
7185 2007-03-25 David Edelsohn <edelsohn@gnu.org>
7187 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
7188 (load_macho_picbase_{si,di}): Convert to LR hard reg.
7189 (call_indirect_nonlocal_darwin64): Same.
7190 (call_nonlocal_darwin64): Same.
7191 (call_value_indirect_nonlocal_darwin64): Same.
7192 (call_value_nonlocal_darwin64): Same.
7193 (sibcall_nonlocal_darwin64): Same.
7194 (sibcall_value_nonlocal_darwin64): Same.
7195 (sibcall_symbolic_64): Same.
7196 (sibcall_value_symbolic_64): Same.
7197 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
7199 (rs6000_emit_load_toc_table): Same.
7200 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
7201 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
7207 (load_toc_v4_pic_si): Same
7208 (load_toc_v4_PIC_1): Same.
7209 (load_toc_v4_PIC_1b): Same.
7210 (call_indirect_aix{32,64}): Same.
7211 (call_value_indirect_aix{32,64}): Same.
7214 (call_local{32,64}): Same.
7215 (call_value_local{32,64}): Same.
7216 (call_indirect_nonlocal_aix{32,64}): Same.
7217 (call_nonlocal_aix{32,64}): Same.
7218 (call_value_indirect_nonlocal_aix{32,64}): Same.
7219 (call_value_nonlocal_aix{32,64}): Same.
7220 (call_indirect_nonlocal_sysv<mode>): Same.
7221 (call_nonlocal_sysv<mode>): Same.
7222 (call_value_indirect_nonlocal_sysv<mode>): Same.
7223 (call_value_nonlocal_sysv<mode>): Same.
7225 (sibcall_local{32,64}): Same.
7226 (sibcall_value_local{32,64}): Same.
7227 (sibcall_nonlocal_aix{32,64}): Same.
7228 (sibcall_value_nonlocal_aix{32,64}): Same.
7229 (sibcall_nonlocal_sysv<mode>): Same.
7230 (sibcall_value): Same.
7231 (sibcall_value_nonlocal_sysv<mode>): Same.
7233 2007-03-24 Paul Brook <paul@codesourcery.com>
7235 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
7236 * config/arm/linux-eabi.h: Remove legacy syscall hack.
7238 2007-03-24 Richard Henderson <rth@redhat.com>
7240 * config/ia64/constraints.md: New file.
7241 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
7242 satisfies_constraint_?.
7243 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
7244 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
7245 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
7246 ia64_output_mi_thunk): Likewise.
7247 (ia64_const_ok_for_letter_p): Remove.
7248 (ia64_const_double_ok_for_letter_p): Remove.
7249 (ia64_extra_constraint): Remove.
7250 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
7251 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
7252 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
7253 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
7254 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
7255 EXTRA_MEMORY_CONSTRAINT): Remove.
7256 * config/ia64/ia64.md: Include constriants.md. Replace
7257 CONST_OK_FOR_? with satisfies_constraint_?.
7259 2007-03-23 Michael Meissner <michael.meissner@amd.com>
7260 H.J. Lu <hongjiu.lu@intel.com>
7262 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
7264 (name macros): Use DPD_BID_NAME to convert names properly.
7266 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
7267 decimal floating point format.
7268 (init_floating_libfuncs): Change decimal functions so that they
7269 have a "bid_" prefix if the decimal system uses the BID format,
7270 and "dpd_" prefix if the decimal system uses the DPD format.
7271 (init_interclass_conv_libfuncs): Ditto.
7272 (init_intraclass_conv_libfuncs): Ditto.
7274 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7275 using the BID format.
7277 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7278 whether we are using the BID decimal format.
7279 * configure: Regenerate.
7281 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7282 the compiler has decimal floating point enabled. Define
7283 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7286 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
7287 using the BID format.
7289 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
7290 whether we are using the BID decimal format.
7291 * configure: Regenerate.
7293 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
7294 the compiler has decimal floating point enabled. Define
7295 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
7298 * doc/install.texi (--enable-decimal-float): Document BID and DPD
7299 options, and that it is enabled for i386/x86_64 systems.
7301 * Makefile.in (enable_decimal_float): New.
7303 (DECNUMINC): Add -I$(DECNUMFMT).
7304 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
7305 to $(DECNUMFMT) from $(DECNUM).
7307 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
7308 Substitute enable_decimal_float.
7309 * configure: Regenerated.
7312 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
7315 * configure.ac: Enable decimal float for x86_64-*-linux*.
7316 * configure: Regenerated.
7319 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
7320 decimal128ClearSign to flip and clear the sign bit in decimal128.
7321 (decimal_real_maxval): Set decimal128SetSign to set the sign
7324 2007-03-23 Ian Lance Taylor <iant@google.com>
7326 * fold-const.c (fold_binary): Correct warning for X - c >= X.
7328 2007-03-23 Ian Lance Taylor <iant@google.com>
7330 * tree-dump.c (dump_files): Correct comment.
7332 2007-03-23 Ian Lance Taylor <iant@google.com>
7334 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
7336 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
7338 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
7339 in cfglayout mode. Don't go into and out of cfglayout mode.
7340 Link the blocks in the order of the constructed traces.
7341 (rest_of_handle_tracer): Adjust call to tracer.
7342 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
7343 Don't go into cfglayout mode.
7344 (rtl_loop_done): Don't go out of cfglayout mode.
7345 * cfglayout.c (relink_block_chain): New function, split out from...
7346 (fixup_reorder_chain): ...here. Remove redundant checking.
7347 (cfg_layout_finalize): Don't clear the header, footer, and aux
7348 fields here, move the code to do so to relink_block_chain. Likewise
7349 for free_original_copy_tables.
7350 * rtl.h (tracer): Update prototype.
7351 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
7352 Assert we are in cfglayout mode. Don't go into and out of cfglayout
7353 mode. Use relink_block_chain to serialize the CFG according to the
7354 new basic block order. Move targetm.cannot_modify_jumps_p check from
7356 (gate_handle_reorder_blocks): ...to here.
7357 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
7359 (gate_duplicate_computed_gotos): ...to here.
7360 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
7361 something always changes when going into and out of cfglayout mode.
7362 Perform an expensive cfg cleanup while going into cfglayout mode.
7363 Always update liveness information on HAVE_conditional_execution
7364 targets. Reserialize the basic blocks and go out of cfglayout mode.
7365 * reg-stack.c: Include cfglayout.h.
7366 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
7367 the call to reorder_basic_blocks.
7368 * basic-block.h (reorder_basic_blocks): Update prototype.
7369 (relink_block_chain): New prototype.
7370 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
7372 2007-03-23 Joseph Myers <joseph@codesourcery.com>
7374 * config/mips/mips.md (type, hazard, *movdi_32bit,
7375 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
7376 *movhi_internal, *movqi_internal, *movsf_hardfloat,
7377 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
7378 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
7379 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
7381 (movcc): Change first xfer to multi.
7382 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
7383 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
7384 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
7385 config/mips/generic.md: Change reservations using "xfer" to use
7387 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
7388 using match_operand.
7389 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
7390 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
7392 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
7394 2007-03-22 Richard Henderson <rth@redhat.com>
7396 * config/i386/i386.c: Remove unnecessary function declarations.
7397 Move targetm definition, and all related macros, to the end of
7398 the file. Resort some functions to put definitions before uses.
7399 (ix86_attribute_table): Make static. Move to end of file.
7400 (ix86_gimplify_va_arg): Make static.
7402 2007-03-22 Richard Henderson <rth@redhat.com>
7404 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
7405 don't increase local_regparm with force_align_arg_pointer check.
7406 (ix86_function_sseregparm): Assert 32-bit.
7407 (type_has_variadic_args_p): New.
7408 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
7409 type_has_variadic_args_p.
7410 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
7411 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
7412 use memset instead. Do maybe_vaarg check first; skip attribute
7413 tests if true; skip attribute tests for 64-bit.
7414 (construct_container): Remove TARGET_DEBUG_ARG.
7415 (function_arg_advance_32, function_arg_advance_64): Split out ...
7416 (function_arg_advance): ... from here.
7417 (function_arg_32, function_arg_64): Split out ...
7418 (function_arg): ... from here.
7419 (ix86_pass_by_reference): Tidy.
7420 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
7421 (function_value_32): New, from parts of ix86_function_value
7422 and ix86_value_regno.
7423 (function_value_64): New, from parts of ix86_function_value
7424 and ix86_libcall_value.
7425 (ix86_function_value_1): New.
7426 (ix86_function_value, ix86_libcall_value): Use it.
7427 (return_in_memory_32, return_in_memory_64): Split out ...
7428 (ix86_return_in_memory): ... from here.
7429 (ix86_struct_value_rtx): Skip for 64-bit.
7430 (ix86_libcall_value, ix86_value_regno): Remove.
7431 (setup_incoming_varargs_64): Split out ...
7432 (ix86_setup_incoming_varargs): ... from here.
7433 (ix86_va_start): Remove TARGET_DEBUG_ARG.
7434 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
7435 * config/i386/i386-protos.h (ix86_function_value): Remove.
7436 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
7438 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7441 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
7442 infinities not supported, otherwise emit warning if -Woverflow. On
7443 underflow, emit warning if -Woverflow.
7444 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
7446 * real.h (real_from_string): Update declaration
7448 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
7449 Richard Henderson <rth@redhat.com>
7451 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
7452 * calls.c (compute_argument_block_size, expand_call,
7453 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
7454 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
7455 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
7456 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
7457 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
7458 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
7459 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
7460 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
7463 2007-03-22 Joseph Myers <joseph@codesourcery.com>
7465 * c-incpath.c (add_sysroot_to_chain): New.
7466 (merge_include_chains): Add sysroot argument. Call
7467 add_sysroot_to_chain if sysrooted.
7468 (register_include_chains): Update call to merge_include_chains.
7469 * doc/cppopts.texi: Document use of '=' in include directory
7472 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
7474 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
7475 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
7476 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
7477 insn pattern using X87MODEF12 mode macro.
7479 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
7481 * regmove.c (regmove_optimize): Use reg_mentioned_p
7482 instead of reg_overlap_mentioned_p for DST.
7484 2007-03-21 Mike Stump <mrs@apple.com>
7486 * c.opt: Fixup for Objective-C/C++.
7488 2007-03-21 Steve Ellcey <sje@cup.hp.com>
7490 * explow.c (convert_memory_address): Fold memory reference when
7491 POINTERS_EXTEND_UNSIGNED < 0
7493 2007-03-21 Richard Henderson <rth@redhat.com>
7496 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
7497 * config/i386/mmintrin.h (__m64): Likewise.
7498 * config/i386/xmmintrin.h (__m128): Likewise.
7500 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7502 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
7503 (VXWORKS_OS_CPP_BUILTINS): Define.
7504 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
7505 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
7507 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7509 * rtl.h (constant_pool_reference_p): Delete.
7510 (find_constant_src): Declare.
7511 * rtlanal.c (find_constant_src): New function.
7512 * simplify-rtx.c (constant_pool_reference_p): Delete.
7513 * config/i386/i386.md: Use find_constant_src instead of
7514 constant_pool_reference_p/avoid_constant_pool_reference pairs.
7516 2007-03-21 Richard Sandiford <richard@codesourcery.com>
7518 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
7519 * c-cppbuiltin.c (c_cpp_builtins): Define them.
7521 2007-03-20 Mark Mitchell <mark@codesourcery.com>
7523 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
7524 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
7525 (arm_elf_asm_constructor): Use it.
7526 (arm_elf_asm_destructor): New function.
7528 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
7530 * jump.c (mark_jump_label): Treat SEQUENCE specially.
7532 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
7534 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
7536 2007-03-19 Andrew Haley <aph@redhat.com>
7538 PR tree-optimization/31264
7539 * tree-vrp.c (register_edge_assert_for_1): Don't look though
7542 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
7544 PR rtl-optimization/30907
7545 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
7546 (fwprop_init): Always call loop_optimizer_initialize.
7547 (fwprop_done): Always call loop_optimizer_finalize.
7548 (fwprop): We always have loop info now.
7549 (gate_fwprop_addr): Remove.
7550 (pass_fwprop_addr): Use gate_fwprop as gate.
7552 PR rtl-optimization/30841
7553 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
7554 df_chain_alloc): Call df_reorganize_refs unconditionally.
7555 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
7556 refs_organized to refs_organized_size.
7557 (df_ref_create_structure): Use refs_organized_size instead of
7558 bitmap_size if refs had been organized, and keep refs_organized_size
7560 * df.h (struct df_ref_info): Change refs_organized to
7561 refs_organized_size.
7562 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
7565 2007-03-19 Mark Mitchell <mark@codesourcery.com>
7567 * except.c (output_function_exception_table): Do not reference the
7568 EH personality routine for functions that do not require an
7571 2007-03-20 Jakub Jelinek <jakub@redhat.com>
7574 * c-typeck.c (convert_for_assignment): Call comptypes for
7575 RECORD_TYPE or UNION_TYPE.
7578 * reload1.c (reload): Do invalid ASM checking after
7579 cleanup_subreg_operands.
7581 2007-03-19 Jeff Law <law@redhat.com>
7583 * tree-cfg.c (find_taken_edge): Tighten conditions for
7584 optimizing computed gotos.
7586 2007-03-19 Michael Matz <matz@suse.de>
7588 * builtins.c (expand_builtin_sync_operation,
7589 expand_builtin_compare_and_swap,
7590 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
7593 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
7594 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
7597 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7599 * doc/tm.texi: Add brackets around the return type of
7600 TARGET_SECONDARY_RELOAD.
7602 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7603 Richard Guenther <rguenther@suse.de>
7605 PR tree-optimization/31254
7606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7607 Use handled_component_p () where appropriate. Continue
7608 propagating into the rhs if we propagated into an INDIRECT_REF
7611 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7613 * config/s390/s390.md (op_type attribute): RRR instruction type added.
7614 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
7615 (xde, xdee): Mode attributes adjusted to support DFP modes.
7616 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
7617 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
7618 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
7619 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
7620 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
7621 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7622 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
7624 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
7625 "movsf"): Insn definitions removed.
7626 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
7627 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
7628 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
7630 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
7631 "reload_in<mode>", "reload_out<mode>"): Expander added.
7632 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
7635 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7637 * config/s390/s390.md: Only non-functional changes. Renamed
7638 FPR mode macro to BFP all over the file.
7640 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7642 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
7643 (op_type attribute): RRF instruction type added.
7644 (fT0): New mode attribute.
7645 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
7646 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
7647 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
7648 no secondary memory is needed when moving DFmode values between GPRs
7651 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7653 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
7654 inverted and documentation adjusted.
7655 ("mhard-dfp", "msoft-dfp"): New options.
7656 * config/s390/s390.c (s390_handle_arch_option): New architecture
7658 (override_options): Sanity checks for the new options added.
7659 * config.gcc: New architecture switch: z9-ec.
7660 * config/s390/s390.h (processor_flags): PF_DFP added.
7661 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
7662 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
7663 when the bit is NOT set so remove it from the defaults.
7665 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
7667 * genemit.c (main): Print include statement for dfp.h.
7668 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
7671 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7673 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
7675 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
7678 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
7681 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7683 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
7684 attr_length_call, output_call, output_indirect_call): Cleanup
7685 formatting of targetm calls.
7687 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
7689 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
7691 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7693 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
7694 reservation, bypass and anti-bypass descriptions for these instructions.
7695 Update move patterns.
7696 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
7699 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
7701 * tree-vect-transform.c (get_initial_def_for_induction): Replace
7702 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
7703 (get_initial_def_for_reduction): Likewise.
7705 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
7707 Fix PR tree-optimization/29922
7708 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
7709 (get_representative): Removed.
7710 (value_dies_in_block_x): Update for rvuse removal.
7711 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
7712 (compute_antic_aux): Handle when PHI nodes appear in
7713 non-single-successors.
7714 (dump_bitmap_of_names): Removed.
7715 (compute_antic_safe): Renamed and removed rvuse calculation.
7716 Calculate only antic safe.
7717 (insert_into_preds_of_block): Remove assert.
7718 (execute_pre): Update for renamed functions.
7719 (defer_or_phi_translate_block): New function.
7721 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7723 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
7724 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
7726 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
7727 Follow spelling conventions.
7729 * tree-data-ref.h: Remove the prototype for analyze_array.
7731 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
7733 PR tree-optimization/31041
7734 * tree-vect-transform.c (get_initial_def_for_induction): Call
7735 force_gimple_operand.
7737 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
7739 * ipa-type-escape.c (look_for_casts) : Revert code to use
7740 handled_component_p due to ada test a-numaux.adb.
7742 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
7744 * final.c (final_scan_insn): Alter the condition of a
7745 conditional trap if we have nonstandard CC.
7747 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7749 * configure.ac: Remove excess quoting from asm line 0 test.
7750 * configure: Rebuilt.
7752 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7754 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
7755 * c-common.c (convert_and_check): Move warning logic to...
7756 (warnings_for_convert_and_check): ...here. Define.
7757 * c-common.h (warnings_for_convert_and_check): Declare.
7759 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7761 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
7762 (output_call): Likewise.
7764 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7766 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
7768 2007-03-16 Richard Sandiford <richard@codesourcery.com>
7770 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
7772 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
7774 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
7775 opteron, athlon-64 and athlon-fx processor_alias_table entries.
7777 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
7779 PR tree-optimization/31183
7780 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
7781 Use double_int instead of unsigned int for representing access_strides.
7782 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
7784 2007-03-16 Richard Guenther <rguenther@suse.de>
7786 PR tree-optimization/31146
7787 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
7788 to allow recursion of forward_propagate_addr_expr.
7789 (forward_propagate_addr_into_variable_array_index): Likewise.
7790 (forward_propagate_addr_expr): Likewise.
7791 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7792 (forward_propagate_addr_expr_1): Recurse on simple copies
7793 instead of propagating into them. Do so for useless conversions
7795 (forward_propagate_addr_expr): Clean up unused statements after
7798 2007-03-16 Richard Guenther <rguenther@suse.de>
7800 * builtins.c (expand_builtin_cexpi): Use the right argument
7801 for the expansion via cexp.
7803 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7805 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
7806 * configure: Rebuilt.
7808 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
7811 * dwarf2out.c (force_type_die): Adjust comment.
7812 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
7814 2007-03-15 DJ Delorie <dj@redhat.com>
7816 * config/frv/predicates.md (minmax_operator): Don't check operands
7819 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7821 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
7822 Update constant estimates of number of iterations.
7823 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
7824 argument renamed to "realistic".
7825 (compute_estimated_nb_iterations): Removed.
7826 (record_niter_bound): New function.
7827 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
7828 call record_nonwrapping_iv with upper = false.
7829 (infer_loop_bounds_from_signedness): Pass upper argument to
7830 record_nonwrapping_iv.
7831 (estimate_numbers_of_iterations_loop): Do not call
7832 compute_estimated_nb_iterations. Record estimate based on profile
7833 information. Initialize the constant estimates of number of
7835 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
7837 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
7838 number of iterations is too small.
7839 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
7840 (EST_NOT_AVAILABLE): Removed.
7841 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
7842 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
7845 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
7847 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
7848 Handle NE_EXPR guards.
7850 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7853 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
7854 Set also -pedantic-errors by default for the preprocessor unless
7855 -fpermissive is given.
7857 2007-03-15 Richard Guenther <rguenther@suse.de>
7861 * builtins.c (expand_builtin_cexpi): As a fallback if we
7862 don't have builtins for sincos or cexp create a function
7863 declaration for cexp and expand to a call to that.
7864 (expand_builtin_int_roundingfn): Always fall
7865 back to floor/ceil and its variants even if they may be
7868 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
7871 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
7872 jump tables, move the call to delete_dead_jumptables from here...
7873 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
7874 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
7875 don't allow merging of blocks that try_redirect_by_replacing_jump
7876 also does not handle when not optimizing.
7878 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7879 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7881 * config/i386/i386.md (x86_sahf_1): Correctly handle
7884 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
7887 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
7888 x86_64_general_operand as operand[2] predicate. Remove "iF"
7889 from operand constraints and use "e" constraint instead.
7890 (*subti3_1, *subti3_1 splitter): Ditto.
7891 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
7892 operand[1] predicate.
7894 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
7896 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
7897 arrays, multiply the access strides by the size of the sub-array.
7898 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
7900 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7902 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
7903 the configured assembler supports the sahf mnemonic.
7904 * configure: Regenerate.
7905 * config.in: Regenerate.
7907 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
7908 emit "sahf" or ".byte\t0x9e" as asm template.
7910 2007-03-14 Michael Meissner <michael.meissner@amd.com>
7913 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
7914 option to replace hard coded TARGET_xxx in md file.
7915 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
7916 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7917 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
7918 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
7919 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
7920 (X86_TUNE_NOT_VECTORMODE): Ditto.
7921 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
7922 (TUNE_AVOID_VECTOR_DECODE): Ditto.
7923 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
7924 (TUNE_SLOW_IMUL_IMM8): Ditto.
7925 (TUNE_MOVE_M1_VIA_OR): Ditto.
7926 (TUNE_NOT_UNPAIRABLE): Ditto.
7927 (TUNE_NOT_VECTORMODE): Ditto.
7929 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
7932 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
7933 tuning options instead of hard coded TARGET_xxx.
7934 (fix ssemode peephole2's): Ditto.
7935 (imul peephole2's): Ditto.
7937 (movdi_or_rex64): Ditto.
7938 (move peephole2): Ditto.
7939 (not peephole2's): Ditto.
7941 2007-03-14 Dirk Mueller <dmueller@suse.de>
7943 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
7944 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
7945 * c-parser.c (c_parser_if_body): Always add an empty statement in case
7947 * c-parser.c (c_parser_do_statement): Warn about empty body in
7949 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
7950 * doc/invoke.texi (-Wempty-body): Update documentation.
7952 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7955 * c-common.h (warn_for_div_by_zero): Declare.
7956 * c-common.c (warn_for_div_by_zero): Define.
7957 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
7960 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7962 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
7963 to PREFIX and STANDARD_PREFIX.
7965 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7966 Phil Edwards <phil@codesourcery.com>
7968 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
7969 (__gthread_once_t): Remove busy field for RTPs.
7970 (__GTHREAD_ONCE_INIT): Update accordingly.
7972 2007-03-14 Richard Sandiford <richard@codesourcery.com>
7974 * doc/invoke.texi: Document VxWorks options.
7976 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
7978 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
7980 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
7982 PR tree-optimization/30590
7983 * tree-nrv.c (tree_nrv): Check for the partial update of the
7986 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
7988 * flags.h (flag_random_seed): Remove declaration, in favor of...
7989 * toplev.h (get_random_seed, set_random_seed): ... these.
7990 * tree.c (get_file_function_name): Use the former.
7991 * opts.c (common_handle_option): Use the latter.
7994 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
7997 * cse.c (cse_find_path): Do not bail out if a basic block that
7998 we already visited now becomes part of a path that starts at a
7999 different basic block. Just disallow this, to make sure we
8000 visit each basic block at most once.
8002 2007-03-13 Jan Hubicka <jh@suse.cz>
8004 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
8005 when profile esitmate is present, calls with very low frequency are
8008 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
8010 PR tree-optimization/30730
8011 PR tree-optimization/26900
8012 * tree-ssa-loop-niter.c: Include gmp.h.
8014 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
8015 split_to_var_and_offset, determine_value_range,
8016 bound_difference_of_offsetted_base, refine_bounds_using_guard,
8017 bound_difference, bounds_add, bounds_negate,
8018 number_of_iterations_ne_max, dump_affine_iv): New functions.
8019 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
8020 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
8021 difference of initial and final value of control iv to validate
8023 (number_of_iterations_cond): Add loop parameter. Determine bounds
8024 on the difference of the extremes of the control iv. Add dumps.
8025 (expand_simple_operations): Handle phi nodes.
8026 (simplify_using_initial_conditions): Do not record used conditions.
8027 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
8028 Do not set additional_info.
8029 (implies_nonnegative_p, implies_ge_p): Removed.
8030 (derive_constant_upper_bound): Do not use parameter `additional'.
8031 (record_estimate): Parameter `additional' removed. Parameter
8032 `i_bound' added. Do not call derive_constant_upper_bound.
8033 (record_nonwrapping_iv): Use derive_constant_upper_bound to
8034 bound the number of iterations estimate.
8035 (estimate_numbers_of_iterations_loop): Pass the estimate from
8036 the number of iterations analysis to record_estimate.
8037 * tree.h (multiple_of_p): Declare.
8038 * tree-scalar-evolution.c (expression_expensive_p): Removed.
8039 (scev_const_prop): Do not check expression_expensive_p.
8040 * fold-const.c (multiple_of_p): Exported.
8041 * double-int.c (double_int_mask): Exported.
8042 * double-int.h (double_int_mask): Declare.
8043 * tree-flow.h (struct tree_niter_desc): Removed additional_info
8044 field. Added max field.
8046 2007-03-13 David Taylor <taylor@candd.org>
8049 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
8052 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8055 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
8056 two unamed patterns.
8058 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
8060 * config/i386/i386.opt (mcx16, msahf): New options.
8061 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
8062 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
8064 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
8065 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
8066 Output -mcx16 and -msahf options when corresponding bit is set.
8068 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
8071 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
8073 * configure.ac: Test for assembler tolerance to # 0 "".
8074 * configure, config.in: Rebuilt.
8075 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
8077 2007-03-13 Geoffrey Keating <geoffk@apple.com>
8079 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
8081 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
8082 (handle_syscall): Handle direct system calls.
8083 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
8085 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8087 * doc/invoke.texi: Fix cpp.info cross-reference.
8088 * doc/passes.texi: Fix gcc.info cross-reference.
8090 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
8092 PR tree-optimization/30835
8093 * lambda-code.c (can_convert_to_perfect_nest): Check whether
8094 bb_for_stmt is not NULL before accessing it.
8096 2007-03-12 Joseph Myers <joseph@codesourcery.com>
8098 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
8101 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
8104 * doc/install.texi: Document --enable-stage1-languages
8106 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
8108 * tree-pass.h (pass_into_cfg_layout_mode,
8109 pass_outof_cfg_layout_mode): Declare.
8110 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
8111 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
8112 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
8113 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
8115 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
8117 * c-decl.c (warn_variable_length_array): New function.
8118 Refactored from grokdeclarator to handle warn_vla
8119 and handle unnamed array case.
8120 (grokdeclarator): Refactored VLA warning case.
8121 * c.opt (Wvla): New flag.
8122 * doc/invoke.texi (Wvla): New warning.
8124 2007-03-12 Richard Henderson <rth@redhat.com>
8126 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
8127 (TARGET_SECTION_TYPE_FLAGS): New.
8129 2007-03-12 Richard Henderson <rth@redhat.com>
8131 * config/darwin.c (machopic_reloc_rw_mask): New.
8132 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
8133 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
8135 2007-03-12 Mark Mitchell <mark@codesourcery.com>
8137 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
8138 * cppdefault.h (cpp_PREFIX): Document.
8139 (cpp_PREFIX_len): Likewise.
8140 (cpp_EXEC_PREFIX): New variable.
8141 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
8142 * c-incpath.c (add_standard_paths): Correct logic for relocating
8143 paths within prefix.
8145 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
8147 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
8148 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
8150 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
8151 fix_truncdfdi_sse using SSEMODEF mode macro.
8152 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
8153 fix_truncdfsi_sse using SSEMODEF mode macro.
8154 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
8155 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
8157 2007-03-12 Richard Sandiford <richard@codesourcery.com>
8159 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
8162 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
8164 * tree.h : Add multiple_of_p declaration.
8165 * fold-const.c (multiple_of_p): Make multiple_of_p public.
8166 * ipa-type-escape.c (results_of_malloc): Redundant.
8167 (visited_stmts): New. Visited stmt for walk_use_def_chains.
8168 (cast_type): Extended with new members.
8169 (check_cast): Returns cast_type.
8170 (cast): New structure for data of walk_use_def_chains.
8171 (is_malloc_result, is_cast_from_non_pointer_1,
8172 is_cast_from_non_pointer,
8173 is_array_access_through_pointer_and_index): New functions.
8174 (look_for_casts): Returns cast types.
8175 (check_call): Returns void.
8176 (okay_pointer_operation): Use support of pointer plus index,
8177 pointer plus constant and allow all multiplications.
8179 2007-03-11 Richard Guenther <rguenther@suse.de>
8181 PR tree-optimization/31115
8182 * tree-vrp.c (extract_range_from_binary_expr): Make sure
8183 the shift count is positive and non-anti-range for RSHIFT_EXPR.
8184 A shift count of zero is not special as with *_DIV_EXPR.
8185 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
8188 2007-03-11 Ian Lance Taylor <iant@google.com>
8190 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
8191 the *_DIV_EXPR codes correctly with overflow infinities.
8193 2007-03-11 Ira Rosen <irar@il.ibm.com>
8195 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
8196 indicate success/failure of the analysis. Add negation to subtrahend
8197 in case of subtraction. Fail if both operands contain constants.
8198 (create_data_ref): Fail if analyze_offset fails.
8200 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
8202 * config/i386/i386.md (frndintxf2): Rename to ...
8203 (rintxf2): ... this. Remove expander having same name.
8204 (rintsf2, rintdf2): Implement using SSEMODEF macro.
8205 (roundsf2, rounddf2): Ditto.
8206 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
8207 (lround<mode>di2, lround<mode>si2): Ditto.
8209 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
8211 * lower-subreg.c: Include except.h.
8212 (decompose_multiword_subregs): Verify that the only control flow
8213 insns we can split are loads to multi-words pseudos.
8214 Handle breaking such blocks after splitting, instead of calling
8215 find_many_sub_basic_blocks.
8217 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
8218 on the new basic block. Add a lengthy comment explaining why we
8219 thought this was necessary.
8220 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
8222 2007-03-10 Mark Mitchell <mark@codesourcery.com>
8225 * tree.c (walk_type_fields): Recurse into the element type of
8226 ARRAY_TYPEs if there is a pointer set.
8228 2007-03-10 Dirk Mueller <dmueller@suse.de>
8230 * c-common.c (warn_logical_operator): Fix condition.
8232 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
8234 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
8236 * config/darwin.c (machopic_select_section): Remove superfluous
8237 argument in call to categorize_decl_for_section. Remove unused
8240 2007-03-10 Joseph Myers <joseph@codesourcery.com>
8242 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
8244 * configure: Regenerate.
8246 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
8249 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
8250 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
8251 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
8252 Add LABEL_NUSES to emitted label.
8253 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
8254 branch probability value to emitted jump insn.
8255 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
8256 Do not check life information and do not re-arrange input operands
8257 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
8259 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8261 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
8262 the change of decode_asm_operands.
8264 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
8266 * mode-switching.c (create_pre_exit): Skip blockage insn.
8268 2007-03-09 Diego Novillo <dnovillo@redhat.com>
8270 * tree-pass.h (TODO_update_smt_usage): Remove.
8272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
8276 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8278 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
8279 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
8280 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
8283 2007-03-09 Geoffrey Keating <geoffk@apple.com>
8285 * gcc.c: Document %{, in big comment at top.
8286 (input_suffix_matches): Remove special handling for .s and
8288 (input_spec_matches): New.
8289 (handle_braces): Handle %{,.
8290 (validate_switches): ',' indicates a value which is not a switch.
8291 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
8292 to detect assembler input.
8293 * config/i386/sol2.h (CPP_SPEC): Likewise.
8294 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
8295 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
8296 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
8297 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
8298 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
8299 -m64 causes deployment target to default to 10.5.
8300 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8302 2007-03-09 Richard Henderson <rth@redhat.com>
8305 * target.h (targetm.asm.out.reloc_rw_mask): New.
8306 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
8307 (TARGET_ASM_OUT): Use it.
8308 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
8309 * varasm.c (categorize_decl_for_section): Remove shlib argument;
8310 use the new reloc_rw_mask target hook instead.
8311 (default_section_type_flags_1): Merge into...
8312 (default_section_type_flags): ... here.
8313 (decl_readonly_section_1): Merge into...
8314 (decl_readonly_section): ... here.
8315 (default_elf_select_section_1): Merge into...
8316 (default_elf_select_section): ... here.
8317 (default_unique_section_1): Merge into...
8318 (default_unique_section): ... here.
8319 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
8320 (default_select_rtx_section): Use it.
8321 (default_elf_select_rtx_section): Likewise.
8322 * output.h: Update to match.
8323 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
8324 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
8325 (TARGET_ASM_RELOC_RW_MASK): New.
8326 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
8327 to categorize_decl_for_section.
8328 (x86_64_elf_unique_section): Likewise.
8329 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
8330 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
8331 (TARGET_ASM_RELOC_RW_MASK): New.
8332 * config/ia64/ia64.c (ia64_rwreloc_select_section,
8333 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
8334 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
8335 (TARGET_RWRELOC): Remove.
8336 (ia64_section_type_flags): Adjust call to default_section_type_flags.
8337 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8338 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
8339 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
8340 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
8341 (rs6000_xcoff_select_section): Use decl_readonly_section.
8342 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
8343 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
8344 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
8345 (TARGET_SECTION_TYPE_FLAGS): Remove.
8346 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
8348 2007-03-09 Roger Sayle <roger@eyesopen.com>
8350 * fold-const.c (fold_comparison): Remove compile-time evaluation of
8351 complex constant equality/inequality comparisons for here.
8352 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
8353 known at compile-time or can be simplified to a scalar comparison.
8354 (fold_relational_const): Move compile-time evaluation of complex
8355 constant equality/inequality comparisons to here.
8357 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8359 PR rtl-optimization/30643
8360 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
8362 (fold_rtx): Recurse, like before 2006-11-03.
8364 2007-03-09 DJ Delorie <dj@redhat.com>
8366 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
8369 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
8371 PR tree-optimization/30375
8372 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
8373 LHS of statements is not the same.
8374 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
8376 2007-03-09 Chao-ying Fu <fu@mips.com>
8378 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
8380 * doc/invoke.texi (-mdspr2): Document new option.
8381 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
8382 New unspec for DSP REV 2.
8383 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
8384 these instructions are extended in DSP REV 2.
8385 (mips-dspr2.md): Include.
8386 * config/mips/mips.opt (mdspr2): New option.
8387 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
8388 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
8389 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
8390 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
8391 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
8392 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
8393 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
8395 (bdesc_map): Add one field of unsupported_target_flags.
8396 (bdesc_arrays): Update entries to have extra fields. Add
8398 (mips_init_builtins): Initialize new function types.
8399 Check unsupported_target_fileds to filter out builtins.
8400 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
8402 (ASM_SPEC): Pass mdspr2 to the assembler.
8403 * config/mips/mips-dspr2.md: New file.
8405 2007-03-09 Sa Liu <saliu@de.ibm.com>
8407 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
8409 2007-03-09 Ian Lance Taylor <iant@google.com>
8411 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
8412 argument) like -Wstrict-overflow=2.
8413 * doc/invoke.texi (Warning Options): Update documentation.
8415 2007-03-09 Dirk Mueller <dmueller@suse.de>
8418 * doc/invoke.texi (-Wlogical-op): Document.
8419 * common.opt (-Wlogical-op): New.
8420 * c-common.h (warn_logical_operator): Declare.
8421 * c-common.c (warn_logical_operator): Define.
8422 * c-typeck.c (parser_build_binary_op): Call
8423 warn_logical_operator.
8425 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8427 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
8428 * final.c (final_scan_insn): Test for non-"" file name.
8430 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
8432 * doc/loop.texi: Document the Omega linear constraints solver.
8433 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
8434 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
8435 omega-hash-table-size, omega-max-keys, and
8436 omega-eliminate-redundant-constraints.
8437 * tree-pass.h (pass_check_data_deps): Declared.
8440 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
8441 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
8442 pass_check_data_deps): New.
8443 * tree-data-ref.c (init_data_ref): Remove declaration.
8444 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
8445 (analyze_array): Renamed init_array_ref, move up initializations.
8446 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
8447 Removed arguments that are set to NULL.
8448 (analyze_indirect_ref): Correct indentation, correct call to
8450 (object_analysis): Call init_array_ref instead of analyze_array.
8451 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
8452 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
8453 of DR_ACCESS_FNS_ADDR.
8454 (init_omega_eq_with_af, omega_extract_distance_vectors,
8455 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
8456 ddr_consistent_p): New.
8457 (compute_affine_dependence): Check consistency of ddrs when
8458 flag_check_data_deps is passed.
8459 (analyze_all_data_dependences): Uncomment.
8460 (tree_check_data_deps): New.
8461 * tree-data-ref.h: Include omega.h.
8462 (DR_ACCESS_FNS_ADDR): Removed.
8463 (data_dependence_relation): Add inner_loop.
8464 (DDR_INNER_LOOP): New.
8465 * common.opt (fcheck-data-deps): New.
8466 * tree-flow.h (tree_check_data_deps): Declare.
8467 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
8468 (OBJS-common): Depend on omega.o.
8470 * passes.c (pass_check_data_deps): Scheduled.
8471 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
8472 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
8473 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
8474 PARAM_VECT_MAX_VERSION_CHECKS,
8475 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
8477 2007-03-09 Richard Guenther <rguenther@suse.de>
8479 PR tree-optimization/30904
8481 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
8482 the same way as *_DIV_EXPR.
8484 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8486 * recog.c (decode_asm_operands): No mixed declarations and code.
8488 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
8490 * rtl.def (ASM_INPUT): Add location.
8491 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
8492 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
8493 (decode_asm_operands): Add loc operand.
8494 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
8495 * stmt.c (expand_asm): Rename to...
8496 (expand_asm_loc): ... this. Add locus argument. Pass it on to
8497 gen_rtx_ASM_INPUT_loc.
8498 (expand_asm_expr): Adjust.
8499 * recog.c (decode_asm_operands): Add loc operand.
8500 (check_asm_operands, extract_insn): Adjust.
8501 * reload1.c (maybe_fix_stack_asms): Likewise.
8502 * final.c (asm_insn_count): Likewise.
8503 (final_scan_insn): Output # line before and after asm.
8505 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
8507 * tree-ssa-structalias.c (variable_info): Remove
8509 (new_var_info): Ditto.
8510 (shared_bitmap_info_t): New structure.
8511 (shared_bitmap_table): New variable.
8512 (shared_bitmap_hash): New function.
8513 (shared_bitmap_eq): Ditto
8514 (shared_bitmap_lookup): Ditto.
8515 (shared_bitmap_add): Ditto.
8516 (merge_smts_into): Change to take bitmap directly.
8517 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
8518 (init_alias_vars): Init shared bitmap hashtable.
8519 (delete_points_to_sets): Delete shared bitmap hashtable.
8520 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
8521 is_aliased removal as a change that was still necessary was
8524 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
8526 * config/i386/i386.h (override_options): Conditionally disable
8527 x86_sahf for 64bit targets only.
8529 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8532 * c-decl.c (merge_decls): Don't call make_var_volatile.
8533 * varasm.c (make_var_volatile): Remove.
8534 * output.h (make_var_volatile): Remove.
8536 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
8538 PR tree-optimization/31085
8539 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
8541 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8543 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
8544 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
8545 ATTR_CONST_NOTHROW_LIST.
8547 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8550 2007-03-08 Diego Novillo <dnovillo@redhat.com>
8552 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
8554 2007-03-08 Geoffrey Keating <geoffk@apple.com>
8557 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
8559 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
8560 passed, use shared libgcc.
8562 2007-03-08 Roger Sayle <roger@eyesopen.com>
8564 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
8565 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8566 (honor_protect_cleanup_actions, lower_try_finally_switch):
8568 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
8569 ifc_temp_var): Likewise.
8570 * tree-inline.c (setup_one_parameter): Likewise.
8571 * tree-mudflap.c (mf_decl_cache_locals,
8572 mf_build_check_statement_for): Likewise.
8573 * tree-nested.c (init_tmp_var, save_tmp_var,
8574 finalize_nesting_tree_1): Likewise.
8575 * tree-outof-ssa.c (insert_copy_on_edge,
8576 insert_backedge_copies): Likewise.
8577 * tree-profile.c (tree_gen_edge_profiler,
8578 tree_gen_ic_profiler): Likewise.
8579 * tree-scalar-evolution.c (scev_const_prop): Likewise.
8580 * tree-sra.c (sra_build_assignment): Likewise.
8581 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
8582 * tree-ssa-math-opts.c (insert_reciprocals,
8583 execute_cse_sincos_1): Likewise.
8584 * tree-tailcall.c (adjust_accumulator_values,
8585 adjust_return_value): Likewise.
8586 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
8587 * tree-vect-transform.c (vect_create_data_ref_ptr,
8588 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
8589 vect_create_epilog_for_reduction, vectorizable_reduction,
8590 vectorizable_call, vectorizable_conversion,
8591 vectorizable_assignment, vectorizable_operation,
8592 vectorizable_type_demotion, vect_gen_widened_results_half,
8593 vect_permute_store_chain, vectorizable_store,
8594 vect_setup_realignment, vect_permute_load_chain,
8595 vectorizable_load, vectorizable_condition,
8596 vect_create_cond_for_align_checks): Likewise.
8597 * tree-vrp.c (build_assert_expr_for): Likewise.
8599 2007-03-08 Ian Lance Taylor <iant@google.com>
8601 * tree-vrp.c: Include "intl.h".
8602 (usable_range_p): New static function.
8603 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
8604 overflowed values, juts set *strict_overflow_p.
8605 (compare_values): Only return -2 if one of the operands is not a
8607 (compare_ranges): Call usable_range_p.
8608 (compare_range_with_value): Likewise.
8609 (vrp_evaluate_conditional_warnv): Rename from
8610 vrp_evaluate_conditional. Make static. Change all callers.
8611 (vrp_evaluate_conditional): New function.
8612 (simplify_div_or_mod_using_ranges): Issue warning about reliance
8614 (simplify_abs_using_ranges): Likewise.
8615 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
8616 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
8617 within_stmt parameter.
8618 * tree-ssa-propagate.c (fold_predicate_in): Update call to
8619 vrp_evaluate_conditional.
8620 * tree-ssa-threadedge.c
8621 (record_temporary_equivalences_from_stmts_at_dest): Change
8622 simplify parameter to take a second tree parameter.
8623 (simplify_control_stmt_condition): Likewise.
8624 (thread_across_edge): Likewise.
8625 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8626 (thread_across_edge): Likewise.
8627 * Makefile.in (tree-vrp.o): Depend upon intl.h.
8629 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
8631 * config/i386/i386.h (TARGET_SAHF): New define.
8632 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
8633 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
8634 (x86_sahf): New global variable.
8635 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
8636 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
8637 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
8638 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
8640 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
8641 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
8642 when expanding fcomi/sahf based tests.
8643 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
8644 expanding sahf based alternative. Emit sahf based sequence when
8645 optimizing for code size.
8646 * config/i386/i386.md (x86_sahf_1): Do not disable for
8647 TARGET_64BIT, enable for TARGET_SAHF.
8649 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
8651 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
8652 spurious whitespace from error message.
8654 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
8657 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
8659 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
8661 * c-decl.c (grokdeclarator): Disable warnings for anonymous
8663 * tree-sra.c (instantiate_element): Propagate disabled warnings
8664 from the element itself to the created variable.
8666 2007-03-07 Richard Henderson <rth@redhat.com>
8669 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
8670 silently fix up the stack in the case of a missing register.
8672 2007-03-07 Paul Brook <paul@codesourcery.com>
8674 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
8676 2007-03-07 Joseph Myers <joseph@codesourcery.com>
8678 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
8680 (phase1_vrs): Use them.
8681 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
8682 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
8683 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
8684 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
8685 __gnu_Unwind_Restore_WMMXC if required.
8686 (_Unwind_VRS_Pop): Implement iWMMXt support.
8687 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
8688 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
8689 gnu_Unwind_Save_WMMXC): Define.
8691 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8693 * config/vxworks.h (vxworks_override_options): Declare.
8694 (VXWORKS_OVERRIDE_OPTIONS): Use it.
8695 * config/vxworks.c: Include target.h and toplev.h.
8696 (vxworks_override_options): New function.
8697 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
8699 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
8701 * config/s390/s390.c (override_options): Don't emit an error when
8702 -mstack-size is used without providing -mstack-guard.
8703 (s390_emit_prologue): Choose stack_guard value automatically if not
8704 provided via command line.
8705 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
8707 2007-03-07 Richard Sandiford <richard@codesourcery.com>
8709 * config/i386/i386.c (output_set_got): Add a GOT initialization
8710 sequence for VxWorks PIC.
8711 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
8712 around labels as well as symbols. Use gotoff_operand instead
8713 of local_symbolic_operand.
8714 (legitimize_pic_address): Use gotoff_operand instead of
8715 local_symbolic_operand. Use @GOT accesses for labels as
8717 (ix86_output_addr_diff_elt): Use PC-relative rather than
8718 GP-relative offsets for VxWorks PIC.
8719 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
8720 no_new_pseudos. Check whether the returned register is op0.
8721 * config/i386/i386.md (tablejump): Use PC-relative rather than
8722 GP-relative offsets for VxWorks PIC.
8723 * config/i386/predicates.md (gotoff_operand): New predicate.
8725 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8727 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
8729 * config/vxworks-dummy.h: New file.
8730 * config/i386/i386.h: Include it.
8732 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
8734 * dwarf2out.c (is_inlined_entry_point): New
8735 (add_high_low_attributes): Emit DW_AT_entry_pc along with
8736 DW_AT_ranges if the first subblock is the entry point.
8738 2007-03-06 David Daney <ddaney@avtrex.com>
8740 * doc/install.texi (mips-*-*): Change recommended binutils
8743 2007-03-06 Anatoly Sokolov <aesok@post.ru>
8745 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
8746 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
8748 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8749 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8751 2007-03-06 Jan Hubicka <jh@suse.cz>
8753 * errors.h (warning, error, fatal, internal_error): Mark as cold.
8754 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
8756 (probably_cold_bb_p): Cold functions are cold.
8757 (probably_never_executed_bb_p): Cold functions are cold.
8758 (tree_bb_level_predictions): Predict calls to cold functions as not
8760 (compute_function_frequency): Check hot/cold attributes.
8761 * function.h (function_frequency): Update comments.
8762 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
8763 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
8764 (c_common_att): Add cold and hot.
8766 * doc/extend.texi (hot,cold attributes): Document.
8768 2007-03-06 Andrew Haley <aph@redhat.com>
8770 * function.c (expand_function_end): Move blockage to just after we
8771 emit the label for the naked return from the function.
8773 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8775 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
8778 2007-03-06 Jan Hubicka <jh@suse.cz>
8780 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
8781 loaded for constant large models. Non-large 64bit PIC can do.
8782 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
8783 * cmodel.h: Add LARGE PIC.
8784 * i386.md (UNSPEC_PLTOFF): New.
8785 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
8787 (*call_1_rex64): Disable for large models.
8788 (*call_1_rex64_large): New.
8789 (*call_value_1_rex64): Disable for large models.
8790 (*call_value_1_rex64_large): New.
8791 (set_rip_rex4): New.
8792 (set_got_offset_rex64): New.
8793 * predicates.md (constant_call_address_operand): For large model
8794 constant calls are not possible.
8795 * i386-protos.h (construct_plt_address): Declare.
8796 * i386.c (override_options): Accept large models.
8797 (ix86_expand_prologue): Expand large PIC GOT pointer load.
8798 (legitimate_constant_p): Add new UNSPECs.
8799 (legitimate_pic_operand_p): Likewise.
8800 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
8801 (legitimize_pic_address): Do easy RIP relative way for TLS only for
8803 (output_pic_addr_const): Add PLTOFF.
8804 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
8805 (ix86_expand_move): Legitimize pic address when in PIC mode.
8806 (construct_plt_address): New function.
8807 (ix86_expand_call): Offload the address to register and use GOT pointer
8809 * invoke.texi (mcmodel=large): Update documentation.
8811 2007-03-06 Richard Henderson <rth@redhat.com>
8813 * config/i386/i386.c (x86_use_leave, x86_push_memory,
8814 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
8815 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
8816 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
8817 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
8818 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
8819 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
8820 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
8821 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
8822 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
8823 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8824 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
8825 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8826 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8827 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
8828 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
8829 x86_schedule, x86_use_bt, x86_pad_returns,
8830 x86_use_xchgb): Merge into ...
8831 (ix86_tune_features): ... here. New array.
8832 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8833 x86_bswap): Merge into ...
8834 (ix86_arch_features): ... here. New array.
8835 (x86_3dnow_a): Remove.
8836 (x86_accumulate_outgoing_args): Make static.
8837 (x86_arch_always_fancy_math_387): Make static.
8838 (ix86_tune_mask, ix86_arch_mask): Move ...
8839 (override_options): ... to local variables here. Apply the
8840 appropriate mask to each element of ix86_arch_features and
8841 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
8842 as were done in the old macros.
8843 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
8844 * config/i386/i386.h (x86_use_leave, x86_push_memory,
8845 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
8846 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
8847 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
8848 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
8849 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
8850 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
8851 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
8852 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
8853 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
8854 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8855 x86_accumulate_outgoing_args, x86_prologue_using_move,
8856 x86_epilogue_using_move, x86_decompose_lea,
8857 x86_arch_always_fancy_math_387, x86_shift1,
8858 x86_sse_partial_reg_dependency, x86_sse_split_regs,
8859 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
8860 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
8861 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
8862 x86_use_incdec, x86_pad_returns, x86_bswap,
8863 x86_partial_flag_reg_stall): Remove.
8864 (enum ix86_tune_indices): New.
8865 (ix86_tune_features): New.
8866 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
8867 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
8868 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
8869 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
8870 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
8871 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
8872 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
8873 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
8874 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
8875 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
8876 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
8877 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
8878 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
8879 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
8880 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
8881 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
8882 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
8883 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
8884 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
8885 TARGET_EXT_80387_CONSTANTS): Use it.
8886 (enum ix86_arch_indices): New.
8887 (ix86_arch_features): New.
8888 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
8889 TARGET_BSWAP): Use it.
8890 (ix86_tune_mask, ix86_arch_mask): Remove.
8892 2007-03-06 Joseph Myers <joseph@codesourcery.com>
8895 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
8896 Define using $${sysroot_headers_suffix}.
8897 * configure: Regenerate.
8898 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
8899 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
8901 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
8902 * gcc.c (print_sysroot_headers_suffix): New.
8903 (option_map): Include --print-sysroot-headers-suffix.
8904 (display_help): Mention -print-sysroot-headers-suffix.
8905 (process_command): Handle -print-sysroot-headers-suffix.
8906 (do_spec_1): Append multilib directory to include-fixed path if
8907 sysroot suffixes in use.
8908 (main): Handle -print-sysroot-headers-suffix.
8909 * Makefile.in (start.encap): Don't depend on xlimits.h
8910 (xlimits.h): Remove.
8911 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
8912 limits.h for each multilib in fixinc_list.
8913 (fixinc_list, s-fixinc_list): New.
8914 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
8915 generate them for each multilib in fixinc_list.
8916 (stmp-fixproto): Use include-fixed. Run fixproto for each
8917 multilib in fixinc_list.
8918 (mostlyclean): Don't remove xlimits.h.
8919 (clean): Remove include-fixed.
8920 (real-install-headers-tar, real-install-headers-cpio,
8921 real-install-headers-cp): Don't copy include, only include-fixed.
8922 (install-mkheaders): Depend on fixinc_list. Don't depend on
8923 xlimits.h. Save limits.h files for each multilib in fixinc_list.
8924 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
8925 SYSTEM_HEADER_DIR setting in mkheaders.conf.
8927 2007-03-06 Jan Hubicka <jh@suse.cz>
8929 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
8932 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8934 * configure.ac: Allow tm_file to contain build-directory files.
8935 * configure: Regenerate.
8936 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
8937 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
8938 * config/m68k/print-sysroot-suffix.sh: New file.
8940 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8942 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
8943 of pic_offset_table_rtx if reload_completed.
8944 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
8945 PIC_OFFSET_TABLE_REGNUM.
8946 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
8948 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
8949 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
8951 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8953 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8954 functions that call eh_return.
8956 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8958 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
8959 functions that need a constant pool.
8961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8964 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
8965 (m68k_preferred_reload_class): Likewise.
8966 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
8967 (SECONDARY_RELOAD_CLASS): Define.
8968 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
8969 (LIMIT_RELOAD_CLASS): Delete.
8970 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
8971 registers from storing bytes.
8972 (m68k_secondary_reload_class): New function.
8973 (m68k_preferred_reload_class): Likewise.
8975 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8977 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
8979 (m68k_expand_prologue): Likewise.
8981 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8983 * config/m68k/m68k-protos.h (output_sibcall): Declare.
8984 (mips_expand_epilogue): Add a bool parameter.
8985 (m68k_legitimize_sibcall_address): Declare.
8986 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
8987 (m68k_expand_epilogue): Add a parameter to select between sibling
8988 and normal epilogues. Only generate a return for the latter.
8989 (m68k_ok_for_sibcall_p): New function.
8990 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
8991 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
8992 (sibcall_value, *sibcall_value): Likewise.
8993 (*call, *call_value): Require !SIBLING_CALL_P.
8994 (epilogue): Update call to m68k_expand_epilogue.
8995 (sibcall_epilogue): New pattern.
8996 * config/m68k/predicates.md (const_call_operand): Say that this
8997 predicate applies to sibling calls too.
8998 (sibcall_operand): New predicate.
9000 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9002 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
9003 alternatives as movsi_cf.
9004 (movsf_cf_hard): Add commentary.
9006 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
9007 Richard Sandiford <richard@codesourcery.com>
9009 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
9010 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
9011 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
9012 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
9013 as being live on exit from an interrupt function.
9014 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
9015 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
9016 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
9017 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
9018 (m68k_interrupt_function_p): Globalize.
9019 (m68k_compute_frame_layout): Remove reverse mask code.
9020 (m68k_emit_movem, m68k_set_frame_related): New functions.
9021 (m68k_output_function_prologue): Delete in favor of...
9022 (m68k_expand_prologue): ...this new function.
9023 (m68k_output_function_epilogue): Delete in favor of...
9024 (m68k_expand_epilogue): ...this new function.
9025 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
9027 (print_operand): Handle %?.
9028 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
9029 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
9030 (prologue, epilogue): New patterns.
9031 (return): Turn into a define_expand.
9032 (*return): New pattern, derived from old "return" pattern. Use rte
9033 rather than rts for interrupt functions. Only use rtd if the pop
9035 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
9036 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
9037 (link, *link, unlink, *unlink, load_got): Likewise.
9039 2007-03-06 Richard Sandiford <richard@codesourcery.com>
9043 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
9044 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
9045 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
9046 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
9047 and m68k_matches_u_p.
9048 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
9049 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
9050 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
9051 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
9052 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
9053 (REG_STRICT_P): New macro.
9054 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
9055 PCREL_GENERAL_OPERAND_OK.
9056 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
9057 m68k_legitimate_base_reg_p.
9058 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
9059 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
9060 (PIC_CASE_VECTOR_ADDRESS): Update comment.
9061 * config/m68k/m68k.c (m68k_address): New structure.
9062 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
9063 (m68k_decompose_index, m68k_legitimate_constant_address_p)
9064 (m68k_jump_table_ref_p, m68k_decompose_address)
9065 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
9066 (m68k_matches_u_p): New functions.
9067 (print_operand_address): Rewrite to use m68k_decompose_index.
9069 2007-03-05 David Taylor <dtaylor@emc.com>
9071 * gcc.c: Correct copyright date in --version output.
9073 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9075 * pa.md: In unamed move patterns, disparge copies between general
9076 and floating point registers using '?' modifier. Don't include 'f'
9077 constraint for register preferences in DImode, SImode, HImode and
9078 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
9079 Remove constraints for copies between general and floating registers
9080 in soft-float DFmode pattern.
9081 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
9085 2007-03-05 Mike Stump <mrs@apple.com>
9087 * c-common.c (targetcm): Add.
9088 * c-opts.c (c_common_handle_option): Handle language specific
9090 * opts.c (handle_option): Verify language for target options, if
9092 * opth-gen.awk: Add CL_LANG_ALL.
9093 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
9094 (TARGETCM_INITIALIZER): Add.
9095 * target.h (struct gcc_targetcm): Add.
9097 * targhooks.c (default_handle_c_option): Add.
9098 * targhooks.h (default_handle_c_option): Add.
9099 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
9101 * config/darwin.opt (iframework): Add.
9102 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
9103 * config/darwin-c.c (handle_c_option): Add.
9104 (TARGET_HANDLE_C_OPTION): Add.
9106 * doc/invoke.texi (Darwin Options): Add -iframework.
9108 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9110 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
9113 2007-03-05 Ian Lance Taylor <iant@google.com>
9115 * c.opt (fgnu89-inline): New option.
9116 * c-opts.c (c_common_post_options): Set default value for
9118 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
9119 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
9121 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
9122 (grokdeclarator, start_function): Likewise.
9123 * c-cppbuiltin.c (c_cpp_builtins): Define either
9124 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
9125 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
9126 (C Dialect Options): Document -fgnu89-inline.
9127 * doc/extend.texi (Function Attributes): Explain what the
9128 gnu_inline attribute does.
9129 * doc/cpp.texi (Common Predefined Macros): Document
9130 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
9132 2007-03-05 Ian Lance Taylor <iant@google.com>
9134 PR tree-optimization/31034
9135 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
9136 half-range if the other side is an overflow infinity.
9138 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9140 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
9141 (bfin*-linux-uclibc*): New configuration.
9142 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
9144 * config/bfin/linux.h: New file.
9145 * config/bfin/libgcc-bfin.ver: New file.
9146 * config/bfin/t-bfin-uclinux: New file.
9147 * config/bfin/t-bfin-linux: New file.
9148 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
9149 (TARGET_OS_CPP_BUILTINS): New macro.
9151 2007-03-05 Richard Guenther <rguenther@suse.de>
9153 * fold-const.c (fold_binary): Remove duplicate folding
9154 of comparison of non-null ADDR_EXPR against null.
9156 2007-03-05 Richard Guenther <rguenther@suse.de>
9157 Dorit Nuzman <dorit@il.ibm.com>
9159 PR tree-optimization/26420
9160 * tree-vectorizer.c (vectorize_loops): Bail out early if there
9161 are no loops in the function. Only print the number of
9162 vectorized loops if it is greater than zero or we are supposed
9163 to print information about unvectorized loops.
9165 2007-03-05 Revital Eres <eres@il.ibm.com>
9167 * gcc.dg/var-expand1.c: New test.
9168 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
9169 when an accumulator is expanded.
9171 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9174 * c-common.c (convert_and_check): Don't give warnings for
9175 conversion if 'expr' already overflowed.
9177 2007-03-04 Roger Sayle <roger@eyesopen.com>
9180 * fold-const.c (fold_comparison): Enforce type consistency when
9181 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
9183 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
9185 * tree-ssa-address.c (create_mem_ref): Do not put an expression
9186 containing a cast to the base of TARGET_MEM_REF.
9188 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
9190 * tree.c (tree_contains_struct_check_failed): Remove spurious
9191 whitespace from error message.
9193 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9196 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
9197 instead of precision.
9199 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
9200 Nathan Sidwell <nathan@codesourcery.com>
9202 * emit-rtl.c (find_auto_inc): New.
9203 (try_split): recreate REG_INC notes,
9204 Use regular for loops rather than whiles.
9206 2007-03-03 Andreas Schwab <schwab@suse.de>
9208 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
9209 * configure: Regenerate.
9211 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9213 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
9214 flag_rounding_math, not flag_unsafe_math_optimizations.
9216 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
9218 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
9219 alpha_fold_vector_minmax): Likewise.
9220 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9221 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
9223 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9225 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
9226 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
9227 if the lhs has side-effects.
9228 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
9230 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9232 * config/i386/i386.h (TUNEMASK): Remove define.
9233 (ARCHMASK): Remove define.
9234 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
9235 Use ix86_arch_mask variable instead of ARCHMASK.
9236 * config/i386/i386.c (override_options): Ditto.
9237 (standard_80387_constant_p): Ditto.
9239 2007-03-02 Ian Lance Taylor <iant@google.com>
9241 Used signed infinities in VRP.
9242 * tree-vrp.c (uses_overflow_infinity): New static function.
9243 (supports_overflow_infinity): New static function.
9244 (make_overflow_infinity): New static function.
9245 (negative_overflow_infinity): New static function.
9246 (positive_overflow_infinity): New static function.
9247 (is_negative_overflow_infinity): New static function.
9248 (is_positive_overflow_infinity): New static function.
9249 (is_overflow_infinity): New static function.
9250 (overflow_infinity_range_p): New static function.
9251 (compare_values_warnv): New function split out of compare_values.
9252 (compare_value): Call it.
9253 (set_value_range_to_nonnegative): Add overflow_infinity
9254 parameter. Change caller.
9255 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
9257 (vrp_expr_computes_nonzero): Likewise.
9258 (compare_ranges, compare_range_with_value): Likewise.
9259 (compare_name_with_value, compare_names): Likewise.
9260 (vrp_evaluate_conditional): Likewise.
9261 (set_value_range): Handle infinity
9262 (vrp_operand_equal_p, operand_less_p): Likewise.
9263 (extract_range_from_assert): Likewise.
9264 (vrp_int_const_binop): Likewise.
9265 (extract_range_from_binary_expr): Likewise.
9266 (extract_range_from_unary_expr): Likewise.
9267 (extract_range_from_comparison): Likewise.
9268 (extract_range_from_expr): Likewise.
9269 (dump_value_range): Likewise.
9270 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
9271 (test_for_singularity): Likewise.
9272 (vrp_int_const_binop): Remove inline qualifier.
9273 (adjust_range_with_scev): Add comment.
9274 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9276 2007-03-02 Diego Novillo <dnovillo@redhat.com>
9278 * tree-ssa-structalias.c (could_have_pointers): Tidy.
9279 (get_constraint_for): Likewise.
9280 (do_structure_copy): Likewise.
9281 (find_func_aliases): Fix references to MODIFY_EXPR.
9282 (intra_create_variable_infos): Tidy.
9283 * tree-ssa-operands.c (add_virtual_operand): Add argument
9285 When adding members of alias sets, if IS_CALL_SITE is true and
9286 the symbol is not call-clobbered, skip it.
9289 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
9291 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
9292 entry by means of emit_insn_at_entry.
9294 2007-03-02 Richard Henderson <rth@redhat.com>
9296 * expr.h (promoted_input_arg): Remove decl.
9297 * function.c (promoted_input_arg): Merge into ...
9298 * combine.c (setup_incoming_promotions): ... only caller.
9299 Rearrange to avoid double loop.
9301 2007-03-02 Ben Elliston <bje@au.ibm.com>
9302 Peter Bergner <bergner@vnet.ibm.com>
9303 Janis Johnson <janis187@us.ibm.com>
9305 * config/rs6000/dfp.md: New file.
9306 * config/rs6000/rs6000.md: Include dfp.md.
9307 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
9308 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
9309 and TDmode decimal float modes in FP registers.
9310 (num_insns_constant): Likewise.
9311 (rs6000_legitimate_offset_address_p): Likewise.
9312 (rs6000_legitimize_address): Likewise.
9313 (rs6000_legitimize_reload_address): Likewise.
9314 (rs6000_legitimate_address): Likewise.
9315 (rs6000_emit_move): Likewise.
9316 (function_arg_boundary): Likewise.
9317 (function_arg_advance): Likewise.
9318 (rs6000_darwin64_record_arg_recurse): Likewise.
9319 (function_arg): Likewise.
9320 (rs6000_gimplify_va_arg): Likewise.
9321 (rs6000_split_multireg_move): Likewise.
9322 (rs6000_output_function_epilogue): Likewise.
9323 (rs6000_output_function_epilogue): Likewise.
9324 (rs6000_register_move_cost): Likewise.
9325 (rs6000_function_value): Likewise.
9326 (rs6000_libcall_value): Likewise.
9328 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9330 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
9332 2007-03-02 Richard Sandiford <richard@codesourcery.com>
9334 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
9335 Use $MULTIDIR to choose between the kernel and RTP headers,
9336 and use $WIND_BASE and $WIND_USR to locate them.
9338 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9340 * config/i386/i386.c (override_options): Put initialization of
9341 ix86_tune_mask and ix86_arch_mask to the correct place.
9343 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
9344 Michael Meissner <michael.meissner@amd.com>
9347 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
9349 (TARGET_CMOVE): Use ARCHMASK.
9350 (TARGET_CMPXCHG): Ditto.
9351 (TARGET_CMPXCHG8B): Ditto.
9352 (TARGET_XADD): Ditto.
9353 (TARGET_BSWAP): Ditto.
9354 * config/i386/i386.c (ix86_tune_mask): New global variable.
9355 (ix86_arch_mask): Ditto.
9356 (override_options): Initialize ix86_tune_mask and
9357 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
9360 2007-03-02 Ben Elliston <bje@au.ibm.com>
9363 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
9365 2007-03-02 Joseph Myers <joseph@codesourcery.com>
9367 * target.h (init_dwarf_reg_sizes_extra): New target hook.
9368 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
9369 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
9370 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
9372 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
9373 rs6000_init_dwarf_reg_sizes_extra): New.
9374 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
9375 SPE register high parts.
9377 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
9379 * Makefile.in: Add install-pdf target as
9380 copied from automake v1.10 rules.
9381 * configure.ac: Add install-pdf to target list.
9382 * configure: Regenerate.
9384 2007-03-01 Paul Brook <paul@codesourcery.com>
9386 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
9387 modes to LDRD for DImode.
9388 (output_move_double): Fixup out of range ldrd/strd.
9389 (vfp_secondary_reload_class): Rename...
9390 (coproc_secondary_reload_class): ... to this. Add wb argument.
9391 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9392 coproc_secondary_reload_class for CLASS_IWMMXT.
9393 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
9394 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
9396 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9398 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
9399 factor by the estimated number of iterations.
9400 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
9403 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
9404 decode_caches_intel, detect_caches_intel): New functions.
9405 (host_detect_local_cpu): Use detect_caches_amd and
9406 detect_caches_intel.
9408 2007-03-01 Richard Henderson <rth@redhat.com>
9410 * expr.c (emit_move_complex_push): Export.
9411 (emit_move_complex_parts): Split out from ...
9412 (emit_move_complex): ... here.
9413 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
9414 * config/i386/i386.md (movcdi): New.
9416 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
9418 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
9419 size of mode1 to check for tieable modes in MMX case.
9421 2007-03-01 Richard Sandiford <richard@codesourcery.com>
9423 * Makefile.in (rtlanal.o): Depend on tree.h.
9424 * rtl.h (offset_within_section_p, split_const): Declare.
9425 * rtlanal.c: Include tree.h.
9426 (offset_within_block_p): New function, taken from
9427 mips_offset_within_object_p.
9428 (split_const): New function, taken from mips_split_const.
9429 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
9431 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9432 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
9433 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
9434 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9435 (m68k_illegitimate_symbolic_constant_p): New function.
9436 * config/m68k/m68k.md (movsi): Remove misleading predicates.
9437 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
9438 symbolic constant that might be outside the symbol's section,
9439 move the symbol first and then add the offset.
9440 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
9442 * config/mips/mips.c (mips_split_const): Delete.
9443 (mips_offset_within_object_p): Delete.
9444 (mips_symbolic_constant_p): Use offset_within_section_p and
9445 split_const instead of mips_offset_within_object_p and
9447 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
9448 (mips_legitimize_const_move, print_operand_reloc)
9449 (mips_dangerous_for_la25_p): Use split_const instead of
9452 2007-02-28 Eric Christopher <echristo@apple.com>
9454 * Makefile.in (install-include-dir): Don't rm -rf include.
9456 2007-02-28 Richard Guenther <rguenther@suse.de>
9459 * fold-const.c (fold_binary): Do not associate expressions
9460 with more than one variable for integer types that do not wrap.
9462 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
9464 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
9465 Delete, and replace with...
9466 (fold_builtin_call_array): This. Update callers to use it.
9467 * fold-const.c (fold_build_call_list): Delete, and replace with...
9468 (fold_build_call_array): This.
9469 (fold_build_call_list_initializer): Delete, and replace with...
9470 (fold_build_call_array_initializer): This.
9471 * tree.h: Update declarations to reflect above changes.
9473 * c-typeck.c (build_function_call): Store converted arguments
9474 in a stack-allocated array instead of building a list.
9475 (convert_arguments): Store arguments in the array passed in as an
9476 argument, and return the actual number of arguments.
9477 * c-format.c: (check_function_format): Pass arguments in an
9478 array instead of a list.
9479 * c-common.c (check_function_nonnull): Likewise.
9480 (check_function_sentinel): Likewise.
9481 (check_function_arguments): Likewise.
9482 * c-common.h: Update declarations to reflect above changes.
9484 2007-02-28 Jan Hubicka <jh@suse.cz>
9486 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
9487 PRED_NEGATIVE_RETURN): Update outcomes.
9489 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
9491 * calls.c (emit_library_call_value_1): Handle partial registers
9492 correctly when building up CALL_INSN_FUNCTION_USAGE.
9494 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9496 * pa/predicates.md (move_src_operand): Allow zero for mode.
9497 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
9500 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
9503 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
9504 *movv2df_internal): Enable pattern only for valid operand
9506 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
9507 tie only 128bit modes. For MMX registers, tie only 64bit modes.
9509 2007-02-27 Mike Stump <mrs@apple.com>
9511 * config/darwin-crt3.c: Avoid compilation when compiling for a
9514 2007-02-27 Joseph Myers <joseph@codesourcery.com>
9516 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
9518 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
9519 for fixed headers and limits.h.
9520 (install-include-dir, install-headers-tar, install-headers-cpio,
9521 install-headers-cp, real-install-headers-tar,
9522 real-install-headers-cpio, real-install-headers-cp): Handle
9523 include-fixed as well as include.
9524 (install-mkheaders): Don't install files that go only in include
9526 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
9527 from GCC_INCLUDE_DIR.
9528 * gcc.c (process_command): Remove special -BstageN/ handling.
9529 (do_spec_1): Add include-fixed directories.
9531 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9533 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
9535 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
9537 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
9540 2007-02-27 Mark Mitchell <mark@codesourcery.com>
9542 * c-common.c (get_priority): Add check for
9543 SUPPORTS_INIT_PRIORITY.
9545 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9547 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
9549 * config/bfin/bfin.c: Include "cfglayout.h".
9550 (MAX_LSETUP_DISTANCE): New macro.
9551 (struct loop_info): New members incoming, incoming_src and
9552 incoming_dest. Delete member predecessor.
9553 (length_for_loop): New function.
9554 (bfin_optimize_loop): Handle more different loop structures.
9555 (bfin_discover_loop): Rework detection of predecessor blocks by
9556 examining incoming edges.
9557 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
9559 (bfin_reorder_loops): New function.
9560 (bfin_reorg_loops): Use these three new functions.
9562 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
9563 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
9564 (CONSTRAINT_LEN): Add entry for 'q'.
9565 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
9566 Add 'q' constraints.
9567 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
9568 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
9570 * config/bfin/bfin.md (add_with_carry): New pattern.
9571 (s_or_u, su_optab, su_modifier): New code macros/attrs.
9572 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
9573 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
9574 support unsigned multiplies too. Removed incorrect commutativity from
9575 operand 1 constraint where appropriate.
9576 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
9578 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
9579 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
9581 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
9582 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
9583 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
9584 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
9585 usmulhisi_hh_huh): New patterns.
9587 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
9588 lshifthi3): Fix output template to use half reg for operand 2.
9590 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
9593 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
9595 2007-02-27 Andreas Schwab <schwab@suse.de>
9597 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
9599 2007-02-27 Jan Hubicka <jh@suse.cz>
9601 * predict.c (last_basic_block_p): Remove.
9602 (tree_estimate_probability): Update return heuristic for commonized
9605 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9607 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
9609 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
9611 * doc/include/gcc-common.texi (versionsubtitle): New macro.
9612 * doc/cpp.texi: Standardize title page.
9613 * doc/cppinternals.texi: Likewise.
9614 * doc/gcc.texi: Standardize title page, remove version number
9615 from copyright page.
9616 * doc/gccint.texi: Likewise.
9617 * doc/install.texi: Standardize title page, add table of
9620 2007-02-26 Jan Hubicka <jh@suse.cz>
9622 * predict.def: Set outcomes according to more recent results.
9623 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
9624 Remove dead predictors.
9625 * predict.c (return_prediction): Fix pasto.
9627 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
9629 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
9630 change; avoid a memory leak when returning early.
9632 2007-02-26 Mark Mitchell <mark@codesourcery.com>
9634 * c-decl.c (static_ctors): Move to c-common.c.
9635 (static_dtors): Likewise.
9636 (finish_function): Use c_record_cdtor_fn.
9637 (build_cdtor): Move to c-common.c.
9638 (c_write_global_declarations): Use c_build_cdtor_fns.
9639 * c-common.h (static_ctors): Declare.
9640 (static_dtors): Likewise.
9641 (c_record_cdtor_fn): Likewise.
9642 (c_build_cdtor_fns): Likewise.
9643 * c-common.c (static_ctors): New variable.
9644 (static_dtors): Likewise.
9645 (c_record_cdtor_fn): New function.
9646 (build_cdtor): Move from c-decl.c
9647 (c_build_cdtor_fns): New function.
9649 * output.h (assemble_addr_to_section): Declare.
9650 (get_cdtor_priority_section): Likewise.
9651 * varasm.c (assemble_addr_to_section): New function.
9652 (get_cdtor_priority_section): Likewise.
9653 (default_named_section_asm_out_destructor): Use them.
9654 (destor_dtor_section_asm_out_destructor): Likewise.
9655 (default_named_section_asm_out_constructor): Likewise.
9656 (default_ctor_section_asm_out_constructor): Likewise.
9657 * config.gcc (*-*-vxworks*): Include vxworks.o.
9658 * config/t-vxworks (vxworks.o): New target.
9659 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
9660 (TARGET_ASM_CONSTRUCTOR): Define.
9661 (TARGET_ASM_DESTRUCTOR): Likewise.
9662 (vxworks_asm_out_constructor): Declare.
9663 (vxworks_asm_out_destructor): Likewise.
9665 * c-common.c (get_priority): Check that we have not just an
9666 INTEGER_CST, but an integer constant with integeral type.
9668 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
9670 PR tree-optimization/30938
9671 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
9672 use &dt[nargs-1] instead of &dt[nargs] in the call to
9673 vect_is_simple_use().
9675 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
9677 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
9678 from register elimination as PRE_MODIFY / POST_MODIFY increments.
9679 Do not attempt to handle MEM inside auto-inc expressions.
9680 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
9681 of a register modified by an auto-inc expression. However, do handle
9682 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
9683 (elimination_effects): Prohibit elimination of a register modified
9684 by an auto-inc expression. Disable register elimination rules whose
9685 target register is modified by an auto-inc expression with variable
9688 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9690 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
9692 (array_at_struct_end_p): New function.
9693 (idx_infer_loop_bounds): Use it.
9694 (estimate_numbers_of_iterations_loop): Export.
9695 * predict.c (predict_loops): Use estimated_loop_iterations_int.
9696 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
9697 (tree_estimate_probability): Call record_loop_exits.
9698 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
9699 (estimated_loop_iterations, estimated_loop_iterations_int,
9700 estimated_loop_iterations_tree): New functions.
9701 (analyze_siv_subscript_cst_affine,
9702 compute_overlap_steps_for_affine_1_2,
9703 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
9704 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
9705 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
9706 (PRED_LOOP_ITERATIONS_GUESSED): New.
9707 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
9708 * cfgloop.h (estimate_numbers_of_iterations_loop,
9709 estimated_loop_iterations_int): Declare.
9711 2007-02-25 Mark Mitchell <mark@codesourcery.com>
9713 * doc/extend.texi: Document optional priority argument to
9714 constructors and destructors.
9715 * tree.c (init_priority_for_decl): Adjust GTY markers.
9716 (init_ttree): Use priority-info hash functions for
9717 init_priority_for_decl.
9718 (tree_map_eq): Rename to ...
9719 (tree_map_base_eq): ... this.
9720 (tree_map_marked_p): Rename to ...
9721 (tree_map_base_marked_p): ... this.
9722 (tree_map_base_hash): New function.
9723 (decl_init_priority_lookup): Rework.
9724 (decl_fini_priority_lookup): New function.
9725 (decl_priority_info): New function.
9726 (decl_init_priority_insert): Use it.
9727 (decl_fini_priority_insert): Likewise.
9728 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
9730 (decl_restrict_base_insert): Likewise.
9731 (decl_debug_expr_insert): Likewise.
9732 (decl_value_expr_lookup): Likewise.
9733 (decl_value_expr_insert): Likewise.
9734 * tree.h (priority_type): New type.
9735 (decl_init_priority_lookup): Use priority_type.
9736 (decl_fini_priority_lookup): New function.
9737 (decl_init_priority_insert): Use priority_type.
9738 (decl_fini_priority_insert): New function.
9739 (DECL_HAS_INIT_PRIORITY): Tweak comments.
9740 (DECL_INIT_PRIORITY): Likewise.
9741 (SET_DECL_INIT_PRIORITY): Add comment.
9742 (DECL_FINI_PRIORITY): New macro.
9743 (SET_DECL_FINI_PRIORITY): Likewise.
9744 (DEFAULT_INIT_PRIORITY): Document.
9745 (MAX_INIT_PRIORITY): Likewise.
9746 (MAX_RESERVED_INIT_PRIORITY): Likewise.
9747 (tree_map_base): New type.
9748 (tree_map_base_eq): New function.
9749 (tree_map_base_hash): Likewise.
9750 (tree_map_base_marked_p): Likewise.
9751 (tree_map): Inherit from tree_map_base.
9752 (tree_map_eq): Make it a macro.
9753 (tree_map_marked_p): Likewise.
9754 (tree_int_map): Inherit from tree_map_base.
9755 (tree_int_map_eq): Make it a macro.
9756 (tree_int_map_hash): Likewise.
9757 (tree_int_map_marked_p): Likewise.
9758 (tree_priority_map): New type.
9759 (tree_priority_map_eq): New macro.
9760 (tree_priority_map_hash): Likewise.
9761 (tree_priority_map_marked_p): Likewise.
9762 * varasm.c (emults_decl): Adjust for refactoring of tree_map
9764 (emutls_common_1): Likewise.
9765 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
9766 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
9767 of tree_map hierarchy.
9768 * tree-cfg.c (move_stmt_r): Likewise.
9769 (new_label_mapper): Likewise.
9770 * c-tree.h (c_expand_body): Move to ...
9771 * c-common.h (c_expand_body): ... here.
9772 * c-decl.c (c_expand_body): Move to ...
9773 * c-common.c (c_expand_body): ... here.
9774 (c_common_attribute_table): Allow 1 argument for the constructor
9775 and destructor attributes.
9776 (get_priority): New function.
9777 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
9778 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
9780 2007-02-24 Jan Hubicka <jh@suse.cz>
9783 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
9785 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9786 Jan Hubicka <jh@suse.cz>
9789 * i386.c (counter_mode): New function.
9790 (expand_set_or_movmem_via_loop): Use it.
9791 (expand_movmem_epilogue): Likewise; fix pasto.
9792 (ix86_expand_movmem): Do emit guard even for constant counts.
9793 (ix86_expand_setmem): Likewise.
9795 2007-02-25 Nick Clifton <nickc@redhat.com>
9797 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
9798 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9800 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
9803 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
9804 count argument with 0x10, not with 0x16.
9805 (expand_setmem_epilogue): Ditto.
9807 2007-02-24 Mike Stump <mrs@apple.com>
9809 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
9812 2007-02-24 Richard Guenther <rguenther@suse.de>
9815 * fold-const.c (fold_binary): Fold x +- CST op x for
9816 EQ_EXPR and NE_EXPR.
9818 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9820 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
9822 2007-02-24 Jan Hubicka <jh@suse.cz>
9824 * cgraphunit.c (decide_is_function_needed): Honor
9825 -fkeep-inline-functions.
9827 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9829 * builtins.c (fold_builtin_modf): New.
9830 (fold_builtin_2): Use it.
9832 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
9834 * loop-iv.c (implies_p): Detect additional cases where A implies B.
9835 (determine_max_iter): Take additional LOOP arg; all callers changed.
9836 Lose broken logic dealing with PLUS. Try to limit the upper bound by
9837 one using simplifications.
9838 (simplify_using_initial_values): Return if the expression becomes
9839 invalid due to altered regs.
9841 2007-02-23 DJ Delorie <dj@redhat.com>
9843 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
9845 2007-02-23 Mike Stump <mrs@apple.com>
9847 * tlink.c (scan_linker_output): Parse linker messages from
9848 darwin9's linker better.
9850 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9853 * varpool.c (varpool_assemble_pending_decls): Set
9854 varpool_last_needed_node to null.
9856 2007-02-23 DJ Delorie <dj@redhat.com>
9858 * config/i386/i386.c (ix86_data_alignment): Don't specify an
9859 alignment bigger than the object file can handle.
9861 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9864 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
9865 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
9866 (*movsf_1): Penalize MMX moves.
9868 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
9870 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
9871 2^32-1 or more times unless flag_unsafe_loop_optimizations.
9873 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
9875 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9877 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
9878 (fold_builtin_1): Use them.
9879 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9880 BUILT_IN_SIGNIFICAND.
9882 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
9884 * config/i386/i386.c (bdesc_1arg): Initialize
9885 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
9886 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
9887 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
9888 and IX86_BUILTIN_MOVSLDUP.
9890 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
9892 PR rtl-optimization/30841
9893 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
9895 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9897 * builtins.c (fold_builtin_frexp): New.
9898 (fold_builtin_2): Use it.
9900 2007-02-22 Mark Mitchell <mark@codesourcery.com>
9902 * doc/invoke.texi (Spec Files): Document getenv spec function.
9904 * gcc.c (getenv_spec_function): New function.
9905 (static_spec_functions): Add it.
9906 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
9907 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
9910 2007-02-22 Michael Matz <matz@suse.de
9913 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
9914 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
9916 2007-02-22 Ian Lance Taylor <iant@google.com>
9919 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
9920 (mem_loc_descriptor): Call it.
9922 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
9923 Ira Rosen <irar@il.ibm.com>
9925 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
9927 2007-02-22 Ira Rosen <irar@il.ibm.com>
9929 PR tree-optimization/30843
9930 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
9931 stores only after all the group is vectorized.
9933 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
9935 PR tree-optimization/30858
9936 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
9937 in the reduction cycle have a single use in the loop.
9938 * tree-vectorizer.h (relevant): Add documentation.
9940 2007-02-20 Mike Stump <mrs@apple.com>
9942 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
9943 * configure: Regenerate.
9945 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9947 Change the defaults of some parameters and options.
9948 * config/spu/spu-protos.h (spu_optimization_options): Declare.
9949 * config/spu/spu.c (spu_optimization_options): Add.
9950 (spu_override_options): Change params in spu_optimization_options.
9951 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
9953 Register 127 is only 16 byte aligned when used as a frame pointer.
9954 * config/spu/spu-protos.h (spu_init_expanders): Declare.
9955 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
9956 HARD_FRAME_POINTER_REGNUM.
9957 (spu_legitimate_address): Use regno_aligned_for_reload.
9958 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
9959 aligned when frame_pointer_needed is true.
9960 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
9962 * config/spu/spu.h (INIT_EXPANDERS): Define.
9964 Make sure shift and rotate instructions have valid immediate operands.
9965 * config/spu/predicates.md (spu_shift_operand): Remove.
9966 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
9967 * config/spu/constraints.md (W, O): Extend range.
9968 * config/spu/spu.md (umask, nmask): Define.
9969 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
9970 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
9971 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
9972 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
9973 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
9974 (lshr<mode>3_reg): Fix rtl description.
9976 Make sure mulhisi immediate operands are valid.
9977 * config/spu/predicates.md (imm_K_operand): Add.
9978 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
9980 Generate constants using fsmbi and andi.
9981 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
9982 (print_operand, spu_split_immediate, classify_immediate,
9983 fsmbi_const_p): Handle IC_FSMBI2.
9985 Correctly handle a CONST_VECTOR containing symbols.
9986 * config/spu/spu.c (print_operand): Handle HIGH correctly.
9987 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
9988 (immediate_load_p): Allow symbols that use 2 instructions to create.
9989 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
9990 with symbols when flag_pic is set.
9991 (const_vector_immediate_p): New.
9992 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
9993 accept a CONST_VECTOR with symbols.
9994 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
9995 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
9997 * config/spu/spu.md (high, low): Delete.
9998 (low_<mode>): Define.
10000 Remove INTRmode and INTR_REGNUM, which didn't work.
10001 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
10003 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
10004 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
10005 peephole2 pattern): Don't use INTR or 131.
10006 (movintrcc): Delete.
10007 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
10008 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
10009 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
10010 (UNSPEC_SET_INTR): Add.
10011 * config/spu/spu-modes.def (INTR): Remove.
10013 More accurate warnings about run-time relocations.
10014 * config/spu/spu.c (reloc_diagnostic): Test in_section.
10016 Correctly warn about immediate arguments to specific intrinsics.
10017 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
10018 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
10019 the instruction predicate.
10021 Fix tree check errors with latest update.
10022 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
10024 (spu_expand_builtin): Use CALL_EXPR_FN.
10026 Add missing specific intrinsics.
10027 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
10029 * config/spu/spu_internals.h: Ditto.
10031 Fix incorrect operand modifiers.
10032 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
10033 * config/spu/spu.md (xor<mode>3): Change %S to %J.
10035 Optimize one case of zero_extend of a vec_select.
10036 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
10038 Accept any immediate for hbr.
10039 * config/spu/spu.md (hbr): Change s constraints to i.
10041 2007-02-21 Paul Brook <paul@codesourcery.com>
10043 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
10044 condexec_count when skipping USE and CLOBBER.
10046 2007-02-21 Nick Clifton <nickc@redhat.com>
10048 * common.opt (Warray-bounds): Add Warning attribute.
10049 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
10051 (fsized-zeroes): Add Optimization attribute.
10052 (fsplit-wide-types, ftree-scev-cprop): Likewise.
10053 * c.opt (Wc++0x-compat): Add Warning attribute.
10055 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10057 PR middle-end/30761
10058 * reload1.c (eliminate_regs_in_insn): In the single_set special
10059 case, attempt to re-recognize the insn before falling back to
10060 having reload fix it up.
10062 2007-02-20 Eric Christopher <echristo@gmail.com>
10064 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
10065 Rewrite accordingly.
10066 (frv_read_iacc_argument): Ditto.
10067 (frv_expand_set_builtin): Take a call instead of arglist, update for
10069 (frv_expand_unop_builtin): Ditto.
10070 (frv_expand_binop_builtin): Ditto.
10071 (frv_expand_cut_builtin): Ditto.
10072 (frv_expand_binopimm_builtin): Ditto.
10073 (frv_expand_voidbinop_builtin): Ditto.
10074 (frv_expand_int_void2arg): Ditto.
10075 (frv_expand_prefetches): Ditto.
10076 (frv_expand_voidtriop_builtin): Ditto.
10077 (frv_expand_voidaccop_builtin): Ditto.
10078 (frv_expand_load_builtin): Ditto.
10079 (frv_expand_store_builtin): Ditto.
10080 (frv_expand_mdpackh_builtin): Ditto.
10081 (frv_expand_mclracc_builtin): Ditto.
10082 (frv_expand_mrdacc_builtin): Ditto.
10083 (frv_expand_mwtacc_builtin): Ditto.
10084 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
10087 2007-02-20 Janis Johnson <janis187@us.ibm.com>
10089 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
10090 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
10092 (HAVE_GAS_DFP): Check for assembler support of decimal floating
10093 point instructions.
10094 * configure: Regenerate.
10095 * config.in: Regenerate.
10096 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
10097 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
10098 masks to power6 and power6x and to POWERPC_MASKS.
10099 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10101 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
10102 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
10103 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10104 Access PROTOTYPE as variable, not mask.
10106 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10108 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
10109 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
10110 * combine.c (adjust_for_new_dest): Use it.
10111 * postreload.c (reload_combine): Likewise.
10113 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
10115 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
10116 notes on an insn with multiple sets, even if single_set returns
10117 non-NULL for that insn.
10119 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10121 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
10122 scalbn and scalbln.
10124 2007-02-20 Geoffrey Keating <geoffk@apple.com>
10126 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
10127 if user didn't pass it.
10128 * config/i386/darwin.h (CC1_SPEC): Likewise.
10129 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
10130 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
10131 -mmacosx-version-min.
10133 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10134 Uros Bizjak <ubizjak@gmail.com>
10136 * optabs.h (enum optab_index): Add new OTI_scalb.
10137 (scalb_optab): Define corresponding macro.
10138 * optabs.c (init_optabs): Initialize scalb_optab.
10139 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
10141 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
10142 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
10143 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
10144 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
10145 flag_unsafe_math_optimizations is set.
10147 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
10148 to implement scalbf, scalb and scalbl built-ins as inline x87
10151 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10152 DJ Delorie <dj@redhat.com>
10155 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
10156 (diagnostic_report_diagnostic): ... here, and turn them into real
10157 errors. If warnings are inhibited, no need to do anything.
10159 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
10161 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
10162 better code generation.
10164 2007-02-20 Ben Elliston <bje@au.ibm.com>
10166 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
10168 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
10170 * config/alpha/alpha.c, config/alpha/alpha.md,
10171 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
10172 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
10173 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
10174 config/arm/lib1funcs.asm: Follow spelling conventions.
10176 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
10177 config/fr30/fr30.md, config/i386/i386.h,
10178 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10179 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
10180 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
10181 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
10182 config/rs6000/altivec.md, config/rs6000/rs6000.c,
10183 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
10184 config/sparc/sparc.c, config/sparc/sparc.h,
10185 config/sparc/sparc.md, config/spu/constraints.md,
10186 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
10189 2007-02-20 Alan Modra <amodra@bigpond.net.au>
10192 * varasm.c (use_blocks_for_decl_p): Return false for decls with
10195 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10197 * doc/invoke.texi (-ftree-lrs): Remove.
10199 2007-02-19 Diego Novillo <dnovillo@redhat.com>
10201 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
10204 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
10206 * config/ia64/ia64.c (ia64_expand_builtin): Use the
10207 new CALL_EXPR_FN macro for retrieving the function
10208 declaration of the input expression.
10210 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10212 * c.opt (Waddress): New.
10213 * common.opt (Walways-true): Delete.
10214 (Wstring-literal-comparison): Delete.
10215 * doc/invoke.texi (Warning Options): Delete -Walways-true and
10216 -Wstring-literal-comparison. Add -Waddress.
10218 (Walways-true): Delete.
10219 (Wstring-literal-comparison): Delete.
10220 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
10221 consistently instead of -Walways-true in example.
10222 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
10223 * c-typeck.c (parser_build_binary_op): Replace
10224 -Wstring-literal-comparison and -Walways-true with -Waddress.
10225 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
10228 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10230 * tree-cfg.c (dump_function_to_file): Be prepared for functions
10231 without DECL_STRUCT_FUNCTION initialized.
10233 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
10235 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
10236 due to calls to functions taking pointers as parameters.
10238 2007-02-19 Richard Henderson <rth@redhat.com>
10241 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
10244 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
10246 * config/s390/s390.c (s390_call_saved_register_used,
10247 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
10248 accessed to the new scheme.
10250 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
10252 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
10253 (cris_print_index, cris_print_operand, cris_print_operand_address)
10254 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
10255 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
10256 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
10257 GET_CODE () == xxx.
10258 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
10259 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
10260 GO_IF_LEGITIMATE_ADDRESS): Ditto.
10261 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
10262 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
10263 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
10264 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
10265 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
10266 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
10267 (uminsi3, call, call_value): Ditto.
10268 (define_split: indir_to_reg_split, unnamed): Ditto.
10270 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
10272 PR tree-optimization/30975
10273 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
10276 2007-02-18 Eric Christopher <echristo@gmail.com>
10278 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
10279 Remove use of arglist.
10280 (mips_expand_builtin): Remove use of arglist, pass in expr.
10281 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
10282 (mips_expand_builtin_movtf): Ditto.
10283 (mips_expand_builtin_compare): Ditto.
10285 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10287 * tree-sra.c (sra_build_assignment): Replace assertion
10288 checking with a comment explaining why it can't be done.
10290 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10292 PR middle-end/30833
10293 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
10294 during CALL_EXPR representation conversion.
10295 * tree-ssa-propagate.c (set_rhs): Likewise.
10297 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
10299 * tree-sra.c (sra_build_assignment): Disable assertion checking
10302 2007-02-18 Roger Sayle <roger@eyesopen.com>
10304 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
10305 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10306 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
10308 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
10309 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
10310 gimplify_init_ctor_eval_range, gimple_push_cleanup,
10311 gimplify_omp_for, gimplify_omp_atomic_pipeline,
10312 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
10313 force_gimple_operand): Likewise.
10314 * ipa-cp.c (constant_val_insert): Likewise.
10315 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
10316 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
10317 perfect_nestify): Likewise.
10318 * langhooks.c (lhd_omp_assignment): Likewise.
10319 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
10320 lower_copyprivate_clauses, lower_send_clauses,
10321 lower_send_shared_vars, expand_parallel_call,
10322 expand_omp_for_generic, expand_omp_for_static_nochunk,
10323 expand_omp_for_static_chunk, expand_omp_sections,
10324 lower_omp_single_copy, lower_omp_for_lastprivate,
10325 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
10326 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
10327 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
10330 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
10332 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
10333 config/sh/sh.md: Follow spelling conventions.
10335 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
10336 config/frv/predicates.md: Follow spelling conventions.
10338 * config/m68k/linux-unwind.h: Fix a comment typo.
10339 * target.h: Follow spelling conventions.
10341 2007-02-18 Roger Sayle <roger@eyesopen.com>
10343 PR rtl-optimization/28173
10344 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10345 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
10346 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
10347 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
10348 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
10350 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10352 * builtins.c (fold_builtin_load_exponent): New.
10353 (fold_builtin_2): Use it.
10355 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
10357 PR rtl-optimization/30773
10358 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
10359 if we fail to attach a REG_EQUIV note.
10361 2007-02-18 David Edelsohn <edelsohn@gnu.org>
10362 Roger Sayle <roger@eyesopen.com>
10364 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
10366 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
10368 * calls.c (initialize_argument_information): Pass original EXP
10369 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
10370 code to split complex arguments here, as part of initializing the
10372 (expand_call): Remove code that builds a list of arguments and
10373 inserts implicit arguments into it. Instead, just count how many
10374 implicit arguments there will be so we can determine the size of
10375 the ARGS array, and let initialize_argument_information do the work.
10376 (split_complex_values): Delete unused function.
10378 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10380 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
10382 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
10384 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
10385 for arg pointer based indexed addressing.
10387 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10389 * config/ia64/ia64.h, config/ia64/ia64.md,
10390 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
10391 spelling conventions.
10393 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10395 * config/m68k/m68k.c (split_di): New.
10396 * config/m68k/m68k-protos.h: Declare split_di.
10397 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
10398 Improve predicate handling and split constant shifts.
10400 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10402 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
10403 parameter for register bitfield operations, general predicates
10406 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
10408 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
10409 * config/m68k/linux-unwind.h: New file.
10411 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
10413 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
10414 config/i386/athlon.md, config/ia64/ia64.md,
10415 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
10416 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
10417 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
10418 tree-ssa-loop-niter.c, tree-vect-analyze.c,
10419 tree-vect-transform.c: Fix comment typos.
10421 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
10423 * sched-deps.c (find_insn_list): Remove.
10424 * sched-int.h: Remove the prototype for find_insn_list.
10426 2007-02-16 Geoffrey Keating <geoffk@apple.com>
10428 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
10430 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
10431 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
10432 darwin_rs6000_override_options.
10433 (C_COMMON_OVERRIDE_OPTIONS): Expect
10434 darwin_macosx_version_min to be non-NULL always.
10435 (TARGET_C99_FUNCTIONS): Likewise.
10436 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
10437 (DARWIN_MINVERSION_SPEC): New.
10438 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
10439 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
10441 (DARWIN_MINVERSION_SPEC): New.
10442 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
10444 * config/darwin-c.c (darwin_cpp_builtins): Expect
10445 darwin_macosx_version_min to be non-NULL always.
10447 * config/rs6000/rs6000.c: Clean up trailing whitespace.
10449 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
10451 * config/i386/i386.h (x86_use_xchgb): New.
10452 (TARGET_USE_XCHGB): New macro.
10453 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
10454 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
10455 Split after reload into bswaphi for shifts of 8.
10456 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
10457 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
10458 or when optimizing for size.
10460 2007-02-16 Richard Guenther <rguenther@suse.de>
10461 Christian Bruel <christian.bruel@st.com>
10463 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
10464 DECLs but prefer SSA_NAMEs over DECLs.
10466 2007-02-16 Richard Guenther <rguenther@suse.de>
10468 * tree-flow-inline.h (single_imm_use_p): Remove.
10469 (zero_imm_uses_p): Likewise.
10470 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
10471 instead of single_imm_use_p.
10472 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
10475 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10478 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
10479 nested double- and backquotes.
10481 2007-02-15 Roger Sayle <roger@eyesopen.com>
10483 PR middle-end/30391
10484 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
10485 should be unreachable.
10486 (build2_stat): Allow construction of MODIFY_EXPR at any time.
10487 For the time being redirect GIMPLE_MODIFY_STMT to the new
10488 (renamed) build_gimple_modify_stmt_stat.
10489 (build2_gimple_stat): Rename to...
10490 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
10491 Always build a GIMPLE_MODIFY_STMT node.
10492 * tree.h (build2_gimple, build2_gimple_stat): Delete.
10493 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
10496 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
10497 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
10498 * tree-complex.c (set_component_ssa_name, expand_complex_move,
10499 expand_complex_div_wide): Likewise.
10500 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
10501 * tree-ssa-loop-im.c (schedule_sm): Likewise.
10502 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
10503 * tree-ssa-loop-manip.c (create_iv): Likewise.
10504 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
10505 abs_replacement): Likewise.
10506 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
10507 realify_fake_stores): Likewise.
10509 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
10510 node rather than a GIMPLE_MODIFY_STMT node.
10511 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
10512 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
10514 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
10515 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
10516 GIMPLE_MODIFY_STMT.
10518 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10520 PR middle-end/30433
10521 * fold-const.c (fold_comparison): Add back the
10522 folding of constant complex comparisions.
10524 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10526 PR middle-end/30729
10527 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
10528 effects unknown to this function, return early.
10530 2007-02-15 Ian Lance Taylor <iant@google.com>
10532 * lower-subreg.c (move_eh_region_note): New static function.
10533 (resolve_simple_move): Call it.
10534 (decompose_multiword_subregs): Track blocks for which we resolve a
10535 simple move which is also a control flow insn. Pass them to
10536 find_many_sub_basic_blocks.
10537 (pass_lower_subreg): Add TODO_verify_flow.
10538 (pass_lower_subreg2): Likewise.
10540 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10541 Brooks Moses <brooks.moses@codesourcery.com>
10542 Lee Millward <lee.millward@codesourcery.com>
10544 * tree.h (enum tree_code_class): Add tcc_vl_exp.
10545 (VL_EXP_CLASS_P): New.
10546 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
10548 (TREE_OPERAND_CHECK_CODE): Likewise.
10549 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
10550 (TREE_RTL_OPERAND_CHECK): Likewise.
10551 (tree_operand_check_failed): Make second parameter the whole tree
10552 instead of its code. Fixed callers.
10553 (VL_EXP_CHECK): New.
10554 (TREE_OPERAND_LENGTH): New.
10555 (VL_EXP_OPERAND_LENGTH): New.
10556 (CALL_EXPR_FN): New.
10557 (CALL_EXPR_STATIC_CHAIN): New.
10558 (CALL_EXPR_ARGS): New.
10559 (CALL_EXPR_ARG): New.
10560 (call_expr_nargs): New.
10561 (CALL_EXPR_ARGP): New.
10562 (build_nt_call_list): Declare.
10563 (build_vl_exp_stat): Declare.
10564 (build_vl_exp): New.
10565 (build_call_list): Declare.
10566 (build_call_nary): Declare.
10567 (build_call_valist): Declare.
10568 (build_call_array): Declare.
10569 (call_expr_arg): Declare.
10570 (call_expr_argp): Declare.
10571 (call_expr_arglist): Declare.
10572 (fold_build_call_list): Declare.
10573 (fold_build_call_list_initializer): Declare.
10574 (fold_call_expr): Declare to replace fold_builtin.
10575 (fold_builtin_fputs): Update to agree with modified definition.
10576 (fold_builtin_strcpy): Likewise.
10577 (fold_builtin_strncpy): Likewise.
10578 (fold_builtin_memory_chk): Likewise.
10579 (fold_builtin_stxcpy_chk): Likewise.
10580 (fold_builtin_strncpy_chk): Likewise.
10581 (fold_builtin_next_arg): Likewise.
10582 (fold_build_call_expr): Declare.
10583 (fold_builtin_call_list): Declare.
10584 (fold_builtin_call_valist): Declare.
10585 (build_call_expr): Declare.
10586 (validate_arglist): Update to agree with modified definition.
10587 (tree_operand_length): New.
10588 (call_expr_arg_iterator): New.
10589 (init_call_expr_arg_iterator): New.
10590 (next_call_expr_arg): New.
10591 (first_call_expr_arg): New.
10592 (more_call_expr_args_p): New.
10593 (FOR_EACH_CALL_EXPR_ARG): New.
10595 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
10596 and tcc_gimple_stmt.
10597 (tree_code_size): Update documentation. Use sizeof (tree) rather
10598 than sizeof (char *).
10599 (tree_size): Likewise. Add case for tcc_vl_exp.
10600 (tree_node_structure): Add case for tcc_vl_exp.
10601 (contains_placeholder_p): Likewise.
10602 (substitute_in_expr): Likewise.
10603 (substitute_placeholder_in_expr): Likewise.
10604 (stabilize_reference_1): Likewise.
10605 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
10606 to diagnose breakage of this interface for constructing CALL_EXPRs.
10607 (build_nt): Add similar assertion here.
10608 (build_nt_call_list): New.
10609 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
10610 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
10612 (get_callee_fndecl): Use new CALL_EXPR accessors.
10613 (tree_operand_check_failed): Change parameters to pass entire node
10614 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
10615 (process_call_operands): New.
10616 (build_vl_exp_stat): New.
10617 (build_call_list): New.
10618 (build_call_nary): New.
10619 (build_call_valist): New.
10620 (build_call_array): New.
10621 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10622 (call_expr_arglist): New.
10624 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
10625 tcc_vl_exp instead of a fixed-size tcc_expression.
10627 * doc/c-tree.texi (CALL_EXPR): Document new representation and
10628 accessors for CALL_EXPRs.
10629 (AGGR_INIT_EXPR): Likewise.
10631 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10632 Brooks Moses <brooks.moses@codesourcery.com>
10633 Lee Millward <lee.millward@codesourcery.com>
10635 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
10636 (expand_builtin_nonlocal_goto): Change parameter to be entire
10637 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
10638 (expand_builtin_prefetch): Likewise.
10639 (expand_builtin_classify_type): Likewise.
10640 (mathfn_built_in): Return NULL_TREE instead of 0.
10641 (expand_errno_check): Use new CALL_EXPR accessors.
10642 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
10643 Return NULL_RTX instead of 0.
10644 (expand_builtin_mathfn_2): Likewise.
10645 (expand_builtin_mathfn_3): Likewise.
10646 (expand_builtin_interclass_mathfn): Likewise.
10647 (expand_builtin_sincos): Likewise.
10648 (expand_builtin_cexpi): Likewise.
10649 (expand_builtin_int_roundingfn): Likewise.
10650 (expand_builtin_int_roundingfn_2): Likewise.
10651 (expand_builtin_pow): Likewise.
10652 (expand_builtin_powi): Likewise.
10653 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
10654 of arglist, fixing callers appropriately. Use new CALL_EXPR
10655 accessors and constructors. Return NULL_RTX instead of 0.
10656 (expand_builtin_strstr): Likewise.
10657 (expand_builtin_strchr): Likewise.
10658 (expand_builtin_strrchr): Likewise.
10659 (expand_builtin_strpbrk): Likewise.
10660 (expand_builtin_memcpy): Likewise.
10661 (expand_builtin_mempcpy): Likewise.
10662 (expand_builtin_mempcpy_args): New.
10663 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
10664 (expand_builtin_memmove_args): New.
10665 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
10666 (expand_movstr): Likewise.
10667 (expand_builtin_strcpy): Likewise.
10668 (expand_builtin_strcpy_args): New.
10669 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
10670 (expand_builtin_strncpy): Likewise.
10671 (expand_builtin_memset): Likewise.
10672 (expand_builtin_memset_args): New.
10673 (expand_builtin_bzero): Similarly to expand_builtin_memset.
10674 (expand_builtin_memcmp): Likewise.
10675 (expand_builtin_strcmp): Likewise.
10676 (expand_builtin_strncmp): Likewise.
10677 (expand_builtin_strcat): Likewise.
10678 (expand_builtin_strncat): Likewise.
10679 (expand_builtin_strspn): Likewise.
10680 (expand_builtin_strcspn): Likewise.
10681 (expand_builtin_args_info): Likewise.
10682 (expand_builtin_va_start): Likewise.
10683 (gimplify_va_arg_expr): Likewise.
10684 (expand_builtin_va_end): Likewise.
10685 (expand_builtin_va_copy): Likewise.
10686 (expand_builtin_frame_address): Likewise.
10687 (expand_builtin_alloca): Likewise.
10688 (expand_builtin_bswap): Likewise.
10689 (expand_builtin_unop): Likewise.
10690 (expand_builtin_fputs): Likewise.
10691 (expand_builtin_expect): Likewise.
10692 (expand_builtin_fabs): Likewise.
10693 (expand_builtin_copysign): Likewise.
10694 (expand_builtin_printf): Likewise.
10695 (expand_builtin_fprintf): Likewise.
10696 (expand_builtin_sprintf): Likewise.
10697 (expand_builtin_init_trampoline): Likewise.
10698 (expand_builtin_signbit): Likewise.
10699 (expand_builtin_fork_or_exec): Likewise.
10700 (expand_builtin_sync_operation): Likewise.
10701 (expand_builtin_compare_and_swap): Likewise.
10702 (expand_builtin_lock_test_and_set): Likewise.
10703 (expand_builtin_lock_release): Likewise.
10704 (expand_builtin): Likewise.
10705 (builtin_mathfn_code): Likewise.
10707 (fold_builtin_constant_p): Pass call arguments individually instead
10708 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10709 accessors and constructors. Return NULL_TREE instead of 0.
10710 (fold_builtin_expect): Likewise.
10711 (fold_builtin_classify_type): Likewise.
10712 (fold_builtin_strlen): Likewise.
10713 (fold_builtin_nan): Likewise.
10714 (integer_valued_real_p): Likewise.
10715 (fold_trunc_transparent_mathfn): Likewise.
10716 (fold_fixed_mathfn): Likewise.
10717 (fold_builtin_cabs): Likewise.
10718 (fold_builtin_sqrt): Likewise.
10719 (fold_builtin_cbrt): Likewise.
10720 (fold_builtin_cos): Likewise.
10721 (fold_builtin_cosh): Likewise.
10722 (fold_builtin_tan): Likewise.
10723 (fold_builtin_sincos): Likewise.
10724 (fold_builtin_cexp): Likewise.
10725 (fold_builtin_trunc): Likewise.
10726 (fold_builtin_floor): Likewise.
10727 (fold_builtin_ceil): Likewise.
10728 (fold_builtin_round): Likewise.
10729 (fold_builtin_int_roundingfn): Likewise.
10730 (fold_builtin_bitop): Likewise.
10731 (fold_builtin_bswap): Likewise.
10732 (fold_builtin_logarithm): Likewise.
10733 (fold_builtin_hypot): Likewise.
10734 (fold_builtin_pow): Likewise.
10735 (fold_builtin_powi): Likewise.
10736 (fold_builtin_exponent): Likewise.
10737 (fold_builtin_memset): Likewise.
10738 (fold_builtin_bzero): Likewise.
10739 (fold_builtin_memory_op): Likewise.
10740 (fold_builtin_bcopy): Deleted; call site changed to invoke
10741 fold_builtin_memory_op directly.
10742 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
10743 (fold_builtin_strncpy): Likewise.
10744 (fold_builtin_memcmp): Likewise.
10745 (fold_builtin_strcmp): Likewise.
10746 (fold_builtin_strncmp): Likewise.
10747 (fold_builtin_signbit): Likewise.
10748 (fold_builtin_copysign): Likewise.
10749 (fold_builtin_isascii): Likewise.
10750 (fold_builtin_toascii): Likewise.
10751 (fold_builtin_isdigit): Likewise.
10752 (fold_builtin_fabs): Likewise.
10753 (fold_builtin_abs): Likewise.
10754 (fold_builtin_fmin_fmax): Likewise.
10755 (fold_builtin_carg): Likewise.
10756 (fold_builtin_classify): Likewise.
10757 (fold_builtin_unordered_cmp): Likewise.
10759 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
10760 New functions split out from fold_builtin_1.
10761 (fold_builtin_n): New.
10762 (fold_builtin_varargs): New.
10763 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
10765 (fold_call_expr): New.
10766 (build_function_call_expr): Rewrite to use new helper function.
10767 (fold_builtin_call_list): New.
10768 (build_call_expr): New.
10769 (fold_builtin_call_valist): New.
10770 (rewrite_call_expr): New.
10771 (validate_arg): New.
10772 (validate_arglist): Change parameter to be entire CALL_EXPR instead
10773 of an arglist. Change return type to bool. Use new CALL_EXPR
10776 (fold_builtin_strstr): Pass call arguments individually instead
10777 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10778 accessors and constructors. Return NULL_TREE instead of 0.
10779 (fold_builtin_strchr): Likewise.
10780 (fold_builtin_strrchr): Likewise.
10781 (fold_builtin_strpbrk): Likewise.
10782 (fold_builtin_strcat): Likewise.
10783 (fold_builtin_strncat): Likewise.
10784 (fold_builtin_strspn): Likewise.
10785 (fold_builtin_strcspn): Likewise.
10786 (fold_builtin_fputs): Likewise.
10787 (fold_builtin_next_arg): Likewise.
10788 (fold_builtin_sprintf): Likewise.
10790 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
10791 NULL_RTX instead of 0.
10792 (expand_builtin_memory_chk): Likewise.
10793 (maybe_emit_chk_warning): Likewise.
10794 (maybe_emit_sprintf_chk_warning): Likewise.
10796 (fold_builtin_object_size): Pass call arguments individually instead
10797 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
10798 accessors and constructors. Return NULL_TREE instead of 0.
10799 (fold_builtin_memory_chk): Likewise.
10800 (fold_builtin_stxcpy_chk): Likewise.
10801 (fold_builtin_strncpy_chk): Likewise.
10802 (fold_builtin_strcat_chk): Likewise.
10803 (fold_builtin_strcat_chk): Likewise.
10804 (fold_builtin_strncat_chk): Likewise.
10805 (fold_builtin_sprintf_chk): Likewise.
10806 (fold_builtin_snprintf_chk): Likewise.
10807 (fold_builtin_printf): Likewise.
10808 (fold_builtin_vprintf): Likewise.
10810 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
10812 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
10813 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10814 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
10815 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
10816 (fold_unary): Likewise.
10817 (fold_binary): Likewise.
10818 (fold_ternary): Remove CALL_EXPR case, since they are no longer
10819 ternary expressions.
10820 (fold): Add logic for tcc_vl_exp.
10821 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
10822 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10823 (fold_build3_stat): Add assertion to flag broken interface for
10824 constructing CALL_EXPRs.
10825 (fold_build_call_list): New.
10826 (fold_build_call_list_initializer): New.
10827 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
10829 (fold_strip_sign_ops): Likewise.
10831 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10832 Brooks Moses <brooks.moses@codesourcery.com>
10833 Lee Millward <lee.millward@codesourcery.com>
10835 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
10836 accessors and dump arguments explicitly.
10838 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
10840 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
10842 (print_call_name): Use new CALL_EXPR accessors.
10844 * print-tree.c (print_node): Add case tcc_vl_exp. Print
10845 CALL_EXPR arguments explicitly instead of as a list. Use
10846 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10848 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
10849 (vrp_visit_stmt): Likewise.
10851 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
10852 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
10854 (force_move_till_expr): Likewise.
10856 * targhooks.c (default_external_stack_protect_fail): Use
10857 build_call_expr instead of build_function_call_expr.
10858 (default_hidden_stack_protect_fail): Likewise.
10860 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
10863 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
10864 and walk arguments explicitly.
10866 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
10867 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10868 (expand_simple_operations): Likewise.
10869 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
10871 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
10872 of TREE_CODE_LENGTH.
10873 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
10875 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
10876 instead of TREE_CODE_LENGTH.
10878 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
10879 (tree_ic_transform): Likewise.
10880 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
10881 parameter instead of arglist. Fix callers.
10882 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
10883 (tree_stringops_transform): Likewise.
10884 (tree_indirect_call_to_profile): Likewise.
10885 (tree_stringops_values_to_profile): Likewise.
10887 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
10888 (eliminate_tail_call): Likewise.
10890 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
10892 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
10893 Use TREE_OPERAND_LENGTH and generalize to handle any number of
10895 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
10897 * omp-low.c (build_omp_barrier): Use build_call_expr.
10898 (lower_rec_input_clauses): Likewise.
10899 (lower_reduction_clauses): Likewise.
10900 (expand_parallel_call): Likewise.
10901 (maybe_catch_exception): Likewise.
10902 (expand_omp_for_generic): Likewise.
10903 (expand_omp_for_static_nochunk): Likewise.
10904 (expand_omp_sections): Likewise.
10905 (lower_omp_single_simple): Likewise.
10906 (lower_omp_single_copy): Likewise.
10907 (lower_omp_master): Likewise.
10908 (lower_omp_ordered): Likewise.
10909 (lower_omp_critical): Likewise.
10911 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
10912 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
10914 * tree-gimple.c (is_gimple_call_addr): Fix doc.
10915 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
10916 TREE_CODE_LENGTH. Add tcc_vl_exp case.
10918 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
10919 and generalize to handle any number of operands.
10920 (chrec_contains_undetermined): Likewise.
10921 (tree_contains_chrecs): Likewise.
10922 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
10924 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
10926 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
10927 fold_call_expr instead of fold_builtin.
10928 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
10929 match declarations there.
10930 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
10933 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
10934 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
10936 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
10937 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
10939 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
10942 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
10943 (execute_cse_sincos): Use new CALL_EXPR accessors.
10945 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
10947 * gimple-low.c (lower_function_body): Use build_call_expr.
10948 (lower_builtin_setjmp): Likewise.
10950 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
10951 (set_storage_via_libcall): Likewise.
10952 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
10953 instead of TREE_CODE_LENGTH.
10954 (expand_expr_real_1): Use new CALL_EXPR accessors.
10956 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
10957 generalize to handle any number of operands.
10958 (TB_parent_eq): Likewise.
10960 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
10961 (strip_builtin_expect): Likewise.
10963 * function.c (gimplify_parameters): Use build_call_expr.
10965 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
10966 instead of TREE_CODE_LENGTH.
10968 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
10969 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
10971 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
10974 * gimplify.c (build_stack_save_restore): Use build_call_expr.
10975 (gimplify_decl_expr): Likewise.
10976 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
10977 Use new CALL_EXPR iterators.
10978 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
10979 (gimplify_modify_expr_to_memset): Likewise.
10980 (gimplify_variable_sized_compare): Likewise.
10981 (gimplify_omp_atomic_fetch_op): Likewise.
10982 (gimplify_omp_atomic_pipeline): Likewise.
10983 (gimplify_omp_atomic_mutex): Likewise.
10984 (gimplify_function_tree): Likewise.
10986 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
10987 (call_expr_flags): Likewise.
10988 (expand_call): Likewise.
10990 * except.c (expand_builtin_eh_return_data_regno): Pass entire
10991 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
10994 * coverage.c (create_coverage): Use build_call_expr.
10996 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
10997 (temp_call_expr_obstack): New.
10998 (pool_copy_list): Delete.
10999 (temp_copy_call_expr): New.
11000 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
11001 CALL_EXPR accessors. Get rid of special goo for copying argument
11002 lists and use temp_copy_call_expr instead.
11003 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
11004 CALL_EXPR accessors.
11005 (create_expression_by_pieces): Likewise. Use build_call_array
11006 to construct the result instead of fold_build3.
11007 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
11008 dealing with argument lists.
11009 (init_pre): Remove references to expression_node_pool and
11010 list_node_pool. Init temp_call_expr_obstack instead.
11011 (fini_pre): Remove references to expression_node_pool and
11014 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
11015 and walk arguments explicitly instead of as a list.
11017 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
11018 (mx_register_decls): Likewise.
11019 (mudflap_register_call): Likewise.
11020 (mudflap_finish_file): Likewise.
11022 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
11023 (ipa_callsite_compute_param): Likewise.
11025 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
11026 accessors and constructor.
11028 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
11029 accessors and constructor.
11030 (convert_tramp_reference): Likewise.
11031 (convert_call_expr): Likewise.
11032 (finalize_nesting_tree_1): Likewise.
11034 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
11037 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
11039 * tree-inline.c (initialize_inlined_parameters): Pass entire
11040 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
11042 (estimate_num_insns_1): Use new CALL_EXPR accessors.
11043 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
11045 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
11046 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11047 (vectorizable_reduction): Likewise.
11048 (vectorizable_call): Use new CALL_EXPR iterators.
11049 (vectorizable_conversion): Use build_call_expr.
11050 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
11051 (vect_gen_widened_results_half): Use build_call_expr.
11052 (vect_setup_realignment): Likewise.
11053 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
11055 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
11056 (pass_through_call): Likewise.
11057 (compute_object_sizes): Likewise. Use fold_call_expr instead of
11060 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
11061 (tree_gen_pow2_profiler): Likewise.
11062 (tree_gen_one_value_profiler): Likewise.
11063 (tree_gen_ic_func_profiler): Likewise.
11064 (tree_gen_average_profiler): Likewise.
11065 (tree_gen_ior_profiler): Likewise.
11067 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
11068 (find_func_aliases): Use new CALL_EXPR accessors. Add case
11069 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11071 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
11072 of TREE_CODE_LENGTH.
11074 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
11075 of TREE_CODE_LENGTH.
11077 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
11079 (convert_to_integer): Likewise.
11081 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
11084 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11085 Brooks Moses <brooks.moses@codesourcery.com>
11086 Lee Millward <lee.millward@codesourcery.com>
11088 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
11090 * config/frv/frv.c (frv_expand_builtin): Likewise.
11091 * config/s390/s390.c (s390_expand_builtin): Likewise.
11093 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
11094 (sparc_expand_builtin): Use new CALL_EXPR accessors.
11096 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
11097 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
11098 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
11099 (ix86_expand_store_builtin): Likewise.
11100 (ix86_expand_unop_builtin): Likewise.
11101 (ix86_expand_unop1_builtin): Likewise.
11102 (ix86_expand_sse_compare): Likewise.
11103 (ix86_expand_sse_comi): Likewise.
11104 (ix86_expand_vec_init_builtin): Likewise.
11105 (ix86_expand_vec_ext_builtin): Likewise.
11106 (ix86_expand_vec_set_builtin): Likewise.
11107 (ix86_expand_builtin): Use new CALL_EXPR accessors.
11109 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
11110 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11112 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
11113 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11114 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
11116 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
11118 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11119 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
11120 arglist. Use new CALL_EXPR accessors. Fix callers.
11121 (altivec_expand_abs_builtin): Likewise.
11122 (rs6000_expand_binop_builtin): Likewise.
11123 (altivec_expand_predicate_builtin): Likewise.
11124 (altivec_expand_lv_builtin): Likewise.
11125 (spe_expand_stv_builtin): Likewise.
11126 (altivec_expand_stv_builtin): Likewise.
11127 (rs6000_expand_ternop_builtin): Likewise.
11128 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
11129 (altivec_expand_st_builtin): Likewise.
11130 (altivec_expand_dst_builtin): Likewise.
11131 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
11132 arglist. Use new CALL_EXPR accessors. Fix callers.
11133 (altivec_expand_vec_set_builtin): Likewise.
11134 (altivec_expand_vec_ext_builtin): Likewise.
11135 (altivec_expand_builtin): Use new CALL_EXPR accessors.
11136 (spe_expand_builtin): Likewise.
11137 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
11138 arglist. Use new CALL_EXPR accessors. Fix callers.
11139 (spe_expand_evsel_builtin): Likewise.
11140 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
11141 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
11143 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
11144 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11145 (arm_expand_unop_builtin): Likewise.
11146 (arm_expand_builtin): Use new CALL_EXPR accessors.
11148 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
11151 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
11152 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
11153 (bfin_expand_unop_builtin): Likewise.
11154 (bfin_expand_builtin): Use new CALL_EXPR accessors.
11156 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11157 Brooks Moses <brooks.moses@codesourcery.com>
11158 Lee Millward <lee.millward@codesourcery.com>
11160 * c-semantics.c (build_stmt): Add internal diagnostic check.
11162 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
11163 accessors. Print arguments explicitly instead of as a list.
11165 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
11167 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
11168 (c_finish_omp_flish): Likewise.
11170 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
11171 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
11172 instead of TREE_CODE_LENGTH.
11173 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
11174 (c_warn_unused_result): Likewise.
11176 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11179 * doc/invoke.texi (Warning Options): Remove
11180 -Werror-implicit-function-declaration.
11181 (Wimplicit-function-declaration): Update description.
11182 * opts.c (common_handle_option): Move handling of -Werror=* to...
11183 (enable_warning_as_error): ...here.
11184 * opts.h (enable_warning_as_error): Declare.
11185 * c-decl.c (implicit_decl_warning): Unless
11186 -Wno-implicit-function-declaration is given, emit a pedwarn if
11187 -std=c99 or emit a warning if -Wimplicit-function-declaration.
11188 * c.opt (Wimplicit-function-declaration): Replace
11189 mesg_implicit_function_declaration with
11190 warn_implicit_function_declaration.
11191 * c-opts.c (c_common_handle_option):
11192 -Werror-implicit-function-declaration is exactly equal as
11193 -Werror=implicit-function-declaration.
11194 (set_Wimplicit): Replace mesg_implicit_function_declaration with
11195 warn_implicit_function_declaration.
11196 (c_common_post_options): -Wimplict-function-declaration is enabled
11197 by default by -std=c99, otherwise is disabled by default.
11198 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
11200 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11202 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
11203 DECL on the rhs to a DECL on the lhs for debug info purposes if the
11204 former is ignored but not the latter.
11206 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
11208 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
11209 is made and the reference doesn't use the alias set of its type,
11210 do not create the temporary using that type.
11212 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
11214 * jump.c: Remove prototypes for delete_computation and
11215 delete_prior_computation.
11217 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11219 * jump.c (get_label_after): Delete.
11220 (get_label_before, delete_computation, delete_jump,
11221 delete_prior_computation, follow_jumps): Move...
11222 * reorg.c (delete_computation, delete_prior_computation): ... here...
11223 (get_label_before, delete_jump): ... making these static ...
11224 (follow_jumps): ... and simplifying this since it only runs after
11226 * rtl.h (get_label_after, get_label_before, delete_jump,
11227 follow_jumps): Delete prototypes.
11229 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
11231 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
11233 2007-02-15 Nick Clifton <nickc@redhat.com>
11235 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
11236 order to prevent it from being munged by the target.
11238 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
11240 * config/i386/i386.md: Remove misleading comment.
11242 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11244 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
11245 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
11248 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11250 * tree-sra.c (instantiate_missing_elements): Canonicalize
11252 (sra_build_assignment): New.
11253 (generate_copy_inout, generate_element_copy,
11254 generate_element_zero, generate_one_element_init): Use it.
11256 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11258 * tree-sra.c (instantiate_missing_elements): Canonicalize
11260 (sra_build_assignment): New.
11261 (generate_copy_inout, generate_element_copy,
11262 generate_element_zero, generate_one_element_init): Use it.
11264 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
11266 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
11269 2007-02-14 Joseph Myers <joseph@codesourcery.com>
11271 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
11272 types as aggregates not scalars.
11273 * function.c (assign_stack_temp_for_type): Likewise.
11275 2007-02-14 Roger Sayle <roger@eyesopen.com>
11276 Zdenek Dvorak <dvorakz@suse.cz>
11278 * tree-dump.c (dump_switch_p_1): Require exact match of the option
11281 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
11283 * passes.c (next_pass_1): Clear the next field of the copied
11286 2007-02-14 Richard Henderson <rth@redhat.com>
11288 * tree-sra.c (early_sra): New.
11289 (decl_can_be_decomposed_p): Deny va_list if early_sra.
11290 (tree_sra_early, pass_sra_early): New.
11291 * tree-pass.h (pass_sra_early): Declare.
11292 * passes.c (init_optimization_passes): Use it.
11294 2007-02-14 Richard Guenther <rguenther@suse.de>
11296 * flags.h (issue_strict_overflow_warning): Convert to a macro.
11298 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
11300 PR tree-optimization/30771
11301 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
11303 (vect_analyze_operations): Induction phis can now be marked as
11305 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
11306 Update documentation accordingly.
11308 2007-02-14 Nick Clifton <nickc@redhat.com>
11310 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
11311 most 3 arguments are supported.
11312 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
11314 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
11316 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
11317 Ensure dst->current is valid.
11319 2007-02-13 Paul Brook <paul@codesourcery.com>
11321 * config.gcc: Add arm*-*-uclinux-*eabi.
11322 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
11323 (SUBTARGET_EXTRA_LINK_SPEC): Define.
11324 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
11325 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
11326 (LINK_SPEC): Define.
11327 (LIB_SPEC): Define.
11328 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
11330 * config/arm/uclinux-eabi.h: New file.
11331 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
11332 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
11335 2007-02-13 Ian Lance Taylor <iant@google.com>
11337 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
11338 * flags.h (warn_strict_overflow): Declare.
11339 (enum warn_strict_overflow_code): Define.
11340 (issue_strict_overflow_warning): New static inline function.
11341 * opts.c (warn_strict_overflow): New variable.
11342 (common_handle_option): Handle OPT_Wstrict_overflow and
11343 OPT_Wstrict_overflow_.
11344 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
11346 * fold-const.c: Include intl.h.
11347 (fold_deferring_overflow_warnings): New static variable.
11348 (fold_deferred_overflow_warning): New static variable.
11349 (fold_deferred_overflow_code): New static variable.
11350 (fold_defer_overflow_warnings): New function.
11351 (fold_undefer_overflow_warnings): New function.
11352 (fold_undefer_and_ignore_overflow_warnings): New function.
11353 (fold_deferring_overflow_warnings_p): New function.
11354 (fold_overflow_warning): New static function.
11355 (make_range): Add strict_overflow_p parameter. Change all
11357 (extract_muldiv, extract_muldiv_1): Likewise.
11358 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
11359 tree_expr_nonnegative_p.
11360 (fold_negate_expr): Call fold_overflow_warning.
11361 (fold_range_test): Likewise.
11362 (fold_comparison): Likewise.
11363 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
11364 instead of tree_expr_nonnegative_p.
11365 (tree_expr_nonnegative_warnv_p): Rename from
11366 tree_expr_nonnegative_p, add strict_overflow_p parameter.
11367 (tree_expr_nonnegative_p): New function.
11368 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
11369 strict_overflow_p parameter.
11370 (tree_expr_nonzero_p): New function.
11371 * passes.c (verify_interpass_invariants): New static function.
11372 (execute_one_pass): Call it.
11373 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
11375 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
11376 (estimate_numbers_of_iterations): Likewise.
11377 (scev_probably_wraps_p): Likewise.
11378 * tree-ssa-ccp.c: Include "toplev.h".
11379 (evaluate_stmt): Defer fold overflow warnings until we know we are
11381 (struct fold_stmt_r_data): Add stmt field.
11382 (fold_stmt_r): Defer fold overflow warnings until we know we
11384 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
11385 (fold_stmt_inplace): Likewise.
11386 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
11387 (cleanup_control_expr_graph): Defer fold overflow warnings until
11388 we know we are going to optimize.
11389 * tree-cfg.c (fold_cond_expr_cond): Likewise.
11390 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
11392 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11393 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
11394 * tree-ssa-loop-manip.c (create_iv): Likewise.
11395 * c-typeck.c (build_conditional_expr): Likewise.
11396 (build_binary_op): Likewise.
11397 * tree-vrp.c (vrp_expr_computes_nonzero): Call
11398 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
11399 (extract_range_from_unary_expr): Likewise.
11400 * simplify-rtx.c (simplify_const_relational_operation): Warn when
11401 assuming that signed overflow does not occur.
11402 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
11403 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
11404 (fold_defer_overflow_warnings): Declare.
11405 (fold_undefer_overflow_warnings): Declare.
11406 (fold_undefer_and_ignore_overflow_warnings): Declare.
11407 (fold_deferring_overflow_warnings_p): Declare.
11408 (tree_expr_nonzero_warnv_p): Declare.
11409 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
11410 of warning options.
11411 (Warning Options): Document -Wstrict-overflow.
11412 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
11413 (tree-ssa-ccp.o): Likewise.
11414 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
11415 (fold-const.o): Depend on intl.h.
11417 2007-02-13 Ian Lance Taylor <iant@google.com>
11419 PR middle-end/30751
11420 * lower-subreg.c (resolve_simple_move): Decompose subregs in
11423 2007-02-13 Stuart Hastings <stuart@apple.com>
11425 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
11427 2007-02-13 Richard Henderson <rth@redhat.com>
11429 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
11430 handled_component_p before looking for the indirect_ref.
11432 2007-02-13 Richard Henderson <rth@redhat.com>
11434 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
11435 remove flags clobber.
11436 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
11437 (bswaphi_lowpart): New.
11438 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
11439 remove TARGET_BSWAP test. Delete expander of the same name.
11441 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
11442 (expand_unop): Use them.
11444 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
11446 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
11447 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
11448 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
11449 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
11450 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
11451 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
11452 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
11453 assembler dialect choice from asm templates.
11455 2007-02-12 Richard Henderson <rth@redhat.com>
11457 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
11458 (fixuns_trunc<SSEMODEF>si2): Use it.
11459 * config/i386/sse.md (vec_setv4sf_0): Export.
11460 * config/i386/i386.c (ix86_build_const_vector): Export.
11461 (ix86_split_convert_uns_si_sse): Rename from
11462 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
11463 * config/i386/i386-protos.h: Update.
11465 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11468 * c-typeck.c (c_finish_return): Improve warning message.
11470 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11472 * alias.c (find_symbolic_term): Delete unused function.
11474 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
11476 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
11477 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
11478 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
11480 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11482 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
11483 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
11484 the function, temporarily point the debug interface to the null one.
11486 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
11488 * dwarf2out.c (round_up_to_align): New static function.
11489 (field_byte_offset): Use it to round the offset.
11491 2007-02-12 Richard Henderson <rth@redhat.com>
11493 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
11494 (inswl_const): Export.
11496 2007-02-12 Richard Henderson <rth@redhat.com>
11498 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
11499 result mode of the libcall, convert back to outmode.
11501 2007-02-12 Roger Sayle <roger@eyesopen.com>
11503 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
11504 (bswapdi2): New define_expand to implement 32-bit implementation.
11506 2007-02-12 Nick Clifton <nickc@redhat.com>
11508 * doc/invoke.texi (Overall Options): Document --help=.
11509 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
11510 (cc1_options): Pass --help= on to cc1.
11511 (display_help): Add description of --help=.
11512 (process_command): Add code to handle --help=. Allow translated
11513 --help and --target-help switches to be passed on to compiler
11515 (main): Remove unused if statement.
11516 * opts.c (columns): Remove.
11517 (LEFT_COLUMN): Define.
11518 (wrap_help): Add columns argument.
11519 (print_filtered_help): Change parameters to be an include bitmask,
11520 an exclude bitmask, an any bitmask and the column width. Move the
11521 code to display the params list here. Add code to display the
11522 status of options rather than their descriptions if the quiet flag
11524 (print_specific_help): Change parameters to be an include bitmask,
11525 an exclude bitmask and an any bitmask. Move code to look up the
11526 column width here. Decide upon the title for an options listing.
11527 (common_handle_options): Add code to handle --help=. Adapt code
11528 for --help and --target-help to use the revised form of the
11529 print_specific_help function.
11530 (print_help): Delete.
11531 (print_param_help): Delete.
11532 (print_switch): Delete.
11533 * opts.h (cl_lang_count): Add prototype.
11534 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
11535 CL_MAX_OPTION_CLASS): New defines.
11536 * optc-gen.awk: Add construction of cl_lang_count.
11537 * c.opt: Add Warning attribute to warning options and Optimization
11538 attribute to optimization options.
11539 * common.opt: Likewise.
11541 Add -fhelp and -ftarget-help as aliases for the transformed --help
11542 and --target-help options.
11543 * opt-functions.awk: Add code to handle Warning and Optimization
11546 2007-02-12 Richard Henderson <rth@redhat.com>
11548 * config/alpha/constraints.md: New file.
11549 * config/alpha/alpha.c: Include tm-constrs.h.
11550 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
11551 alpha_extra_constraint): Remove.
11552 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
11553 * config/alpha/alpha-protos.h: Update.
11554 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
11555 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
11556 (EXTRA_CONSTRAINT): Remove.
11557 * config/alpha/alpha.md: Include constraints.md.
11558 (adddi splitter): Use satisfies_constraint_*.
11559 * config/alpha/predicates.md (add_operand): Likewise.
11560 (sext_add_operand, addition_operation): Likewise.
11562 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
11564 PR tree-optimization/29145
11565 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
11566 in our handling of restrict qualified pointers.
11568 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11571 * doc/invoke.texi (Wunused-value): Update description.
11572 (Wextra): Delete item.
11573 * opts.c (set_Wextra): Don't use the value of Wextra to set the
11574 value of Wunused-value.
11575 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
11576 (c_finish_stmt_expr): Don't check extra_warnings.
11577 (emit_side_effect_warnings): The caller is responsible to check
11580 2007-02-11 Roger Sayle <roger@eyesopen.com>
11581 Matt Thomas <matt@3am-software.com>
11583 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
11585 2007-02-11 Roger Sayle <roger@eyesopen.com>
11587 * simplify-rtx.c (simplify_relational_operation_1): Optimize
11588 comparisons of POPCOUNT against zero.
11589 (simplify_const_relational_operation): Likewise.
11591 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11593 * doc/invoke.texi (Wextra): Delete outdated paragraph.
11595 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11597 * dwarf2out.c (root_type): Delete unused function.
11599 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11601 * genattrtab.c (contained_in_p): Delete unused function.
11602 (write_expr_attr_cache): Likewise.
11604 2007-02-11 Jan Hubicka <jh@suse.cz>
11606 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
11609 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
11611 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
11612 to add the REG_EQ* note.
11613 * see.c (see_merge_one_use_extension): Likewise.
11614 * local-alloc.c (update_equiv_regs): Likewise. Also don't
11615 turn REG_EQUAL notes into REG_EQUIV notes if the target
11616 register may have more than one set.
11617 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
11618 * gcse.c (try_replace_reg): Likewise.
11619 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
11620 * calls.c (fixup_tail_calls): Likewise. Abort if there is
11621 more than one REG_EQUIV note.
11622 * reload1.c (gen_reload): Use set_unique_reg_note.
11624 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
11626 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
11627 (ix86_builtin_conversion): New function.
11629 2007-02-06 Mark Mitchell <mark@codesourcery.com>
11632 * tree.h (DECL_REPLACEABLE_P): New macro.
11633 * except.c (set_nothrow_function_flags): Likewise.
11635 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
11636 Ira Rosen <irar@il.ibm.com>
11637 Dorit Nuzman <dorit@il.ibm.com>
11639 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
11640 * targhooks.c (default_builtin_vectorized_conversion): New.
11641 * targhooks.h (default_builtin_vectorized_function): New declaration.
11642 * target.h (struct vectorize): Add builtin_conversion field.
11643 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
11644 stmt_vec_info_type value.
11645 (vectorizable_conversion): New declaration.
11646 * tree-vect-analyze.c (vect_analyze_operations): Add
11647 vectorizable_conversion call.
11648 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
11649 * tree-vect-transform.c (vectorizable_conversion): New function.
11650 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
11651 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
11653 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
11654 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
11655 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
11656 or ALTIVEC_BUILTIN_VCFSX.
11658 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11661 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
11662 CONST_DOUBLE and operand 0 is a hard register.
11663 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
11664 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
11665 is a hard floating-point register.
11667 2007-02-10 Richard Henderson <rth@redhat.com>
11668 Jakub Jelinek <jakub@redhat.com>
11669 Alexandre Oliva <aoliva@redhat.com>
11671 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
11672 * builtin-types.def (BT_WORD): Make unsigned.
11673 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
11674 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
11675 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
11676 * c-decl.c (grokdeclarator): Don't error if !have_tls.
11677 * c-parser.c (c_parser_omp_threadprivate): Likewise.
11678 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
11680 * expr.c (emutls_var_address): New.
11681 (expand_expr_real_1): Expand emulated tls.
11682 (expand_expr_addr_expr_1): Likewise.
11683 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
11684 * output.h (emutls_finish): Declare.
11685 * toplev.c (compile_file): Call it.
11686 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
11687 address before wrapping in CONST.
11688 * varasm.c (emutls_htab, emutls_object_type): New.
11689 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
11690 (get_emutls_object_name, get_emutls_object_type): New.
11691 (get_emutls_init_templ_addr, emutls_decl): New.
11692 (emutls_common_1, emutls_finish): New.
11693 (assemble_variable): When emulating tls, swap decls; generate
11694 constructor for the emutls objects.
11695 (do_assemble_alias): When emulating tls, swap decl and target name.
11696 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
11698 * varpool.c (decide_is_variable_needed): Look at force_output.
11699 Recurse for emulated tls.
11700 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
11701 with decide_is_variable_needed.
11702 * emutls.c: New file.
11703 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
11704 tls_object for real tls.
11706 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
11708 PR rtl-optimization/29599
11709 * reload1.c (eliminate_regs_in_insn): Take the destination
11710 mode into account when computing the offset.
11712 2007-02-09 Stuart Hastings <stuart@apple.com>
11713 Richard Henderson <rth@redhat.com>
11715 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11716 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
11717 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
11718 fixuns_truncdfhi2): New.
11719 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
11720 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
11721 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
11722 (floatunssidf2): Allow nonimmediate source.
11723 * config/i386/sse.md (movdi_to_sse): New.
11724 (vec_concatv2di): Drop '*'.
11725 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
11726 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11727 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
11729 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
11730 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
11731 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
11732 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
11733 (ix86_build_signbit_mask): Fix decl of v, refactor to call
11734 ix86_build_const_vector.
11735 (x86_emit_floatuns): Rewrite.
11737 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11739 * genautomata.c (longest_path_length): Delete unused function.
11740 (struct state): Delete unused longest_path_length.
11741 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
11742 (get_free_state): Delete unused.
11744 2007-02-09 Jan Hubicka <jh@suse.cz>
11746 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
11747 * doc/invoke.texi (inline-unit-growth): Update default value.
11749 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
11750 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
11751 (rebuild_cgraph_edges): Likewise.
11752 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
11753 (dump_cgraph_node): Dump frequencies.
11754 (cgraph_clone_edge): Add frequency scales.
11755 (cgraph_clone_node): Add freuqnecy.
11756 * cgraph.h (cgraph_edge): Add freuqnecy argument.
11757 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
11758 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
11759 * tree-pass.h (TODO_rebuild_frequencies): New constant.
11760 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
11761 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
11762 (save_inline_function_body): Likewise.
11763 * ipa-inline.c: inluce rtl.h
11764 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
11765 (cgraph_edge_badness): Use frequencies.
11766 (cgraph_decide_recursive_inlining): Update clonning.
11767 (cgraph_decide_inlining_of_small_function): Dump frequency.
11768 * predict.c (estimate_bb_frequencies): Export.
11769 * predict.h (estimate_bb_frequencies): Declare.
11770 * tree-inline.c (copy_bb): Watch overflows.
11771 (expand_call_inline): Update call of cgraph_create_edge.
11772 (optimize_inline_calls): Use TODO flags to update frequnecies.
11773 * passes.h: Include predict.h
11774 (init_optimization_passes): Move profile ahead.
11775 (execute_function_todo): Handle TODO_rebuild_frequencies.
11777 2007-02-09 Roger Sayle <roger@eyesopen.com>
11779 * config/alpha/alpha.c (emit_insxl): Force the first operand of
11780 the insbl or inswl pattern into a register.
11782 2007-02-09 Roger Sayle <roger@eyesopen.com>
11784 * config/ia64/ia64.md (bswapdi2): New define_insn.
11786 2007-02-09 Richard Henderson <rth@redhat.com>
11788 * config/i386/constraints.md (Ym): New constraint.
11789 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
11790 (movdi_1_rex64): Split sse and xmm general register moves from
11791 memory move alternatives. Use conditional register constraints.
11792 (movsf_1, movdf_integer): Likewise.
11793 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11794 (movdf_integer_rex64): New.
11795 (pushsf_rex64): Fix output constraints.
11796 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
11797 (sse2_stored): Likewise.
11798 (sse2_storeq_rex64): New.
11799 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
11800 amd and not generic.
11801 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
11802 for optimize_size. Remove SF/DFmode hack.
11804 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11806 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
11809 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
11810 Richard Sandiford <richard@codesourcery.com>
11812 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
11813 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
11814 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
11815 m68k/t-mlib to tmake_file.
11816 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
11817 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
11818 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
11819 Allow it to be cf or m68k. Set m68k_arch_family. If that
11820 variable is not empty, add t-$m68k_arch_family to tmake_file.
11821 Add t-mlibs to tmake_file.
11822 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
11823 * config/m68k/t-cf: New file.
11824 * config/m68k/t-m68k: Likewise.
11825 * config/m68k/t-mlibs: Likewise.
11826 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11827 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11828 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11829 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11830 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
11832 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
11833 (INSTALL_LIBGCC): Delete.
11834 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
11835 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11836 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11837 (M68K_MLIB_CPU): Define.
11838 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
11839 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
11840 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
11842 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11843 Richard Guenther <rguenther@suse.de>
11845 PR middle-end/23361
11846 * fold-const.c (fold_comparison): Handle obfuscated comparisons
11847 against INT_MIN/INT_MAX.
11848 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
11849 file if a loop is removed.
11851 2007-02-09 Joseph Myers <joseph@codesourcery.com>
11853 * calls.c (store_one_arg): Pass correct alignment to
11854 emit_push_insn for non-BLKmode values.
11855 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
11856 unaligned stack slot via a suitably aligned slot.
11858 2007-02-08 DJ Delorie <dj@redhat.com>
11860 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
11862 (legal_subregs): Use unsigned char, make const.
11863 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
11865 2007-02-08 Paul Brook <paul@codesourcery.com>
11867 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
11868 special interworking needed.
11870 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
11872 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
11873 conditional to __SSE2__.
11874 (Entries below should have been added to first ChangeLog
11875 entry for amdfam10 dated 2007-02-05)
11876 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
11878 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
11880 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
11883 2007-02-08 DJ Delorie <dj@redhat.com>
11885 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
11886 * config/m32c/m32c.c (legal_subregs): New.
11887 (m32c_illegal_subreg_p): New.
11888 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
11889 unsupported subregs of hard regs.
11891 2007-02-08 Jan Hubicka <jh@suse.cz>
11893 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
11894 the same one; always update histograms.
11896 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11898 * passes.c (init_optimization_passes): Tidy comment.
11900 2007-02-08 Roger Sayle <roger@eyesopen.com>
11902 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
11903 strip zero_extend, bswap and rotates from POCOUNT's argument.
11904 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
11905 zero_extend and rotates from PARITY's argument.
11906 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
11907 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
11908 of an integer constant at compile-time.
11910 2007-02-08 Diego Novillo <dnovillo@redhat.com>
11913 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
11915 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
11918 * tree-ssa-live.c (remove_unused_locals): Do not remove
11919 TREE_ADDRESSABLE variables.
11920 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
11921 * tree-ssa-operands.c (add_virtual_operand): Remove argument
11922 FOR_CLOBBER. Update all users.
11923 If VAR has an associated alias set, add a virtual operand for
11924 it if no alias is found to conflict with the memory reference.
11926 2007-02-07 Jan Hubicka <jh@suse.cz>
11927 Robert Kidd <rkidd@crhc.uiuc.edu>
11929 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
11931 2007-02-07 Ian Lance Taylor <iant@google.com>
11933 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
11935 2007-02-07 Roger Sayle <roger@eyesopen.com>
11937 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
11938 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
11939 tablejumpdi, movsi_to_cr_one): Remove constraints from
11940 define_expand's match_operands.
11942 2007-02-07 Roger Sayle <roger@eyesopen.com>
11944 * global.c (compute_regsets): Move declatation of "i" inside of
11945 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
11947 2007-02-07 Jakub Jelinek <jakub@redhat.com>
11950 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
11951 of INDIRECT_REF <RESULT_DECL>.
11953 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
11955 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
11956 Kaz Kojima <kkojima@gcc.gnu.org>
11959 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
11961 (sh_initialize_trampoline): Add parentheses to avoid a warning.
11963 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11965 * doc/loop.texi: Document possibility not to perform disambiguation
11966 of loops with multiple latches.
11967 * cfgloopmanip.c (alp_enum_p): Removed.
11968 (add_loop): Handle subloops. Use get_loop_body_with_size.
11969 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
11970 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
11971 the new forwarder block.
11972 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
11973 Handle the case latch is NULL.
11974 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
11975 when marking loop exits.
11976 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
11978 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
11979 disambiguate_loops_with_multiple_latches.
11980 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
11981 before fix_loop_structure.
11982 * cfgloop.c: Include pointer-set.h and output.h.
11983 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
11984 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
11985 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
11986 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
11987 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
11988 disambiguate_multiple_latches, get_loop_body_with_size,
11989 disambiguate_loops_with_multiple_latches): New functions.
11990 (flow_loop_dump): Dump multiple latch edges.
11991 (flow_loop_nodes_find): Handle loops with multiple latches.
11992 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
11993 (glb_enum_p): Modified.
11994 (get_loop_body): Use get_loop_body_with_size.
11995 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
11996 (AVOID_CFG_MODIFICATIONS): New constant.
11997 (disambiguate_loops_with_multiple_latches, add_loop,
11998 get_loop_body_with_size): Declare.
11999 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
12001 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
12003 PR inline-asm/28686
12004 * global.c (compute_regsets): New function.
12005 (global_alloc): Refactored ELIMINABLE_REGSET
12006 and NO_GLOBAL_ALLOC_REGS computation out.
12007 (rest_of_handle_global_alloc): Call compute_regsets()
12008 for non-optimizing case.
12010 2007-02-06 Richard Henderson <rth@redhat.com>
12012 * config/i386/constraints.md (Y2): Rename from Y.
12013 (Yi): New constraint.
12014 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
12015 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
12016 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
12017 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
12018 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
12019 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
12020 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
12021 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
12022 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
12023 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
12024 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
12025 vec_extractv2si_1): Change Y constraints to Y2.
12026 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
12027 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
12028 Change Y constraints to Y2.
12029 (sse2_loadld): Change Y constraints to x.
12031 2007-02-06 Roger Sayle <roger@eyesopen.com>
12033 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
12034 (parity<mode>2): New define_expand using rs6000_emit_parity.
12035 * config/rs6000/rs6000.c (rs6000_emit_popcount,
12036 rs6000_emit_parity): New functions.
12037 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
12038 rs6000_emit_parity): Prototype here.
12040 2007-02-06 Ian Lance Taylor <iant@google.com>
12042 * lower-subreg.c (simple_move_operand): Reject CONST.
12043 (resolve_clobber): Call validate_change rather than directly
12044 assigning to XEXP (pat, 0).
12046 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12048 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
12049 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
12050 (tree-cfg.o): Remove hashtab.h dependency.
12052 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
12053 (struct ivopts_data): Change niters to pointer_map_t.
12054 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
12055 (niter_for_exit): Create pointer_map on demand. Change for
12057 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
12058 (free_loop_data): Destroy data->niters if created and reset field.
12059 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
12060 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
12062 * tree-ssa-reassoc.c: Include pointer-set.h.
12063 (bb_rank): Change to long *.
12064 (operand_rank): Change to pointer_map_t.
12065 (find_operand_rank): Return long, -1 if not found. Declare as inline.
12066 (insert_operand_rank): Accept long.
12067 (operand_entry_hash, operand_entry_eq): Remove.
12068 (get_rank): Return long. Adjust for changes above.
12069 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
12071 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
12073 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
12074 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
12075 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
12077 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
12078 directly since it cannot be NULL.
12079 (get_vi_for_tree): Rewrite for pointer_map API.
12080 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
12081 (init_alias_vars): Create vi_for_tree as pointer_map.
12082 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
12084 * tree-cfg.c: Don't include hashtab.h.
12085 (edge_to_cases): Declare as pointer_map.
12086 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
12088 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
12089 (start_recording_case_labels): Create edge_to_cases as pointer_map.
12090 (end_recoding_case_labels): Cleanup edge_to_cases manually before
12092 (record_switch_edge): Delete.
12093 (get_cases_for_edge): Adjust for pointer_map API, inline
12094 record_switch_edge (rewritten for new API), remove goto.
12096 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
12098 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
12099 * tree-nested.c: Include pointer-set.h.
12100 (var_map_elt, var_map_eq, var_map_hash): Delete.
12101 (struct nesting_info): Remove GTY marker. Change the two htab_t's
12102 to pointer_map_t's.
12103 (nesting_info_bitmap_obstack): New.
12104 (lookup_field_for_decl): Adjust for pointer_map API.
12105 (lookup_tramp_for_decl): Adjust for pointer_map API.
12106 (get_nonlocal_debug_decl): Adjust for pointer_map API.
12107 (get_local_debug_decl): Adjust for pointer_map API.
12108 (convert_nl_goto_reference): Adjust for pointer_map API.
12109 (convert_nl_goto_receiver): Adjust for pointer_map API.
12110 (create_nesting_tree): Create outside GGC space. Create bitmap on
12111 the new obstack. Create field_map and var_map as pointer_maps.
12112 (free_nesting_tree): Adjust for changes to create_nesting_tree.
12114 (lower_nested_functions): Move root here, no need to NULL it.
12115 Initialize and release the obstack.
12117 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
12119 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
12120 Remove prototypes and make them non-static.
12121 (struct tree_int_map): Remove.
12122 * tree.h (struct tree_int_map): Move here, turning TO into an
12124 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
12126 * tree.h (TREE_COMPLEXITY): Remove.
12127 (struct tree_exp): Remove complexity field.
12128 * tree.c (build1_stat): Don't set it.
12130 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
12131 Victor Kaplansky <victork@il.ibm.com>
12133 * tree-vectorizer.c (vect_is_simple_use): Support induction.
12134 (vect_is_simple_reduction): Support reduction with induction as
12135 one of the operands.
12136 (vect_is_simple_iv_evolution): Fix formatting.
12137 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
12138 formatting. Don't mark induction phis for vectorization.
12139 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
12140 * tree-vect-transform.c (get_initial_def_for_induction): New function.
12141 (vect_get_vec_def_for_operand): Support induction.
12142 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
12144 (vectorizable_reduction): Support reduction with induction as one of
12146 (vectorizable_type_demotion): Use def-type of stmt argument rather
12147 than dummy def-type.
12149 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
12150 flag_tree_scev_cprop.
12151 * common.opt (tree-scev-cprop): New flag.
12153 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
12154 call to vect_get_new_vect_var.
12156 2007-02-06 Ira Rosen <irar@il.ibm.com>
12158 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
12159 vectype is not NULL.
12160 (vect_pattern_recog_1): Likewise.
12162 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12164 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
12165 (fold_negate_expr): Likewise.
12167 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
12170 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
12171 even if cv-qualification is the same.
12173 2007-02-05 Geoffrey Keating <geoffk@apple.com>
12175 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
12176 __enable_execute_stack on completion.
12178 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12180 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
12181 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
12182 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
12183 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
12184 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
12185 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
12186 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
12187 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
12189 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12191 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
12192 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
12193 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
12194 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
12195 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
12196 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
12197 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
12198 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
12199 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
12200 umuldi3_highpart_rex64, umulsi3_highpart_insn,
12201 umulsi3_highpart_zext, smuldi3_highpart_rex64,
12202 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
12203 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
12204 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
12205 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
12206 sqrtextenddfxf2_i387): Added amdfam10_decode.
12208 * config/i386/athlon.md (athlon_idirect_amdfam10,
12209 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
12210 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
12211 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
12212 athlon_ivector_store_amdfam10): New define_insn_reservation.
12213 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
12216 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12218 * config/i386/athlon.md (athlon_call_amdfam10,
12219 athlon_pop_amdfam10, athlon_lea_amdfam10): New
12220 define_insn_reservation.
12221 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
12222 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
12223 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
12225 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12227 * config/i386/athlon.md (athlon_sseld_amdfam10,
12228 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
12229 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
12231 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12233 * config/i386/athlon.md (athlon_sseins_amdfam10): New
12234 define_insn_reservation.
12235 * config/i386/i386.md (sseins): Added sseins to define_attr type
12236 and define_attr unit.
12237 * config/i386/sse.md: Set type attribute to sseins for insertq
12240 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12242 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
12243 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
12244 ssecomi_load_amdfam10, ssecomi_amdfam10,
12245 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
12246 define_insn_reservation.
12247 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
12249 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12251 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
12252 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
12253 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
12254 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
12255 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
12256 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
12257 define_insn_reservation.
12259 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
12260 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
12261 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
12262 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
12263 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
12265 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12267 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
12268 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
12269 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
12270 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
12271 athlon_ssemul_load_k8): Added amdfam10.
12273 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12275 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
12276 (x86_sse_unaligned_move_optimal): New variable.
12278 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
12280 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
12281 for unaligned vector SSE double/single precision loads for AMDFAM10.
12283 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12285 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
12286 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
12287 Define TARGET_CPU_DEFAULT_amdfam10.
12288 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
12289 (processor_type): Add PROCESSOR_AMDFAM10.
12291 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
12292 processor_type in config/i386/i386.h.
12293 Enable imul peepholes for TARGET_AMDFAM10.
12295 * config.gcc: Add support for --with-cpu option for amdfam10.
12297 * config/i386/i386.c (amdfam10_cost): New variable.
12298 (m_AMDFAM10): New macro.
12299 (m_ATHLON_K8_AMDFAM10): New macro.
12300 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
12301 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
12302 x86_promote_QImode, x86_integer_DFmode_moves,
12303 x86_partial_reg_dependency, x86_memory_mismatch_stall,
12304 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
12305 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
12306 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
12307 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
12308 Enable/disable for amdfam10.
12309 (override_options): Add amdfam10_cost to processor_target_table.
12310 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
12311 processor_alias_table.
12312 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
12313 (ix86_adjust_cost): Add code for amdfam10.
12315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
12317 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
12318 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
12319 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
12320 * config/i386/i386.h: Add builtin definition for SSE4A.
12321 * config/i386/i386.md: Add support for ABM instructions
12322 (popcnt and lzcnt).
12323 * config/i386/sse.md: Add support for SSE4A instructions
12324 (movntss, movntsd, extrq, insertq).
12325 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
12326 Add -march=amdfam10 flag.
12327 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
12328 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
12330 * doc/extend.texi: Add documentation for SSE4A builtins.
12332 2007-02-05 Bob Wilson <bob.wilson@acm.org>
12334 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
12336 2007-02-05 Richard Guenther <rguenther@suse.de>
12338 * tree-vectorizer.h (vectorizable_function): Add argument type
12339 argument, change return type.
12340 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
12341 * tree-vect-transform.c (vectorizable_function): Handle extra
12342 argument, return vectorized function decl.
12343 (build_vectorized_function_call): Remove.
12344 (vectorizable_call): Handle calls with result and argument types
12345 differing. Handle loop vectorization factor correctly.
12346 * targhooks.c (default_builtin_vectorized_function): Adjust for
12348 * targhooks.h (default_builtin_vectorized_function): Likewise.
12349 * target.h (builtin_vectorized_function): Add argument type
12351 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
12352 extra argument, allow vectorizing of lrintf.
12353 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
12354 documentation of target hook.
12356 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
12359 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
12360 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
12361 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
12363 2007-02-05 Roger Sayle <roger@eyesopen.com>
12365 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
12366 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
12367 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
12368 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
12369 before canonicalizing sincos to cexpi.
12370 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
12372 2007-02-05 Roger Sayle <roger@eyesopen.com>
12374 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
12375 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
12376 (alpha_init_builtins): Use alpha_add_builtins to process tables.
12378 2007-02-05 Roger Sayle <roger@eyesopen.com>
12380 * mips-tfile.c (initialize_init_file): Correct endianness test.
12382 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
12384 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
12385 the 'y' constraint.
12387 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12389 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
12390 saves in a PARALLEL before the register assignments.
12392 2007-02-05 Richard Sandiford <richard@codesourcery.com>
12394 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
12395 DWARF_FRAME_RETURN_COLUMN to be a general register.
12396 * dwarf2out.c (init_return_column_size): New function, split from...
12397 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
12398 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
12399 to be nongeneral registers.
12400 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
12402 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
12403 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
12405 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12407 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
12409 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
12411 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
12412 (remove_path): Use can_remove_branch_p and remove_branch instead
12413 of loop_delete_branch_edge.
12414 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
12415 (tree_transform_and_unroll_loop): Remove dead branches immediately.
12416 Update profile using scale_dominated_blocks_in_loop.
12417 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
12418 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
12419 (can_remove_branch_p, remove_branch): Declare.
12420 * tree-cfg.c (tree_can_remove_branch_p): New function.
12421 (tree_cfg_hooks): Add tree_can_remove_branch_p.
12422 * cfgrtl.c (rtl_can_remove_branch_p): New function.
12423 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
12425 2007-02-05 Jan Hubicka <jh@suse.cz>
12427 PR middle-end/30696
12428 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
12429 nodes in cgraph, don't remove offline copy of the function.
12431 2007-02-04 Jan Hubicka <jh@suse.cz>
12433 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
12434 vectors might cause maybe_lookup_element_for_expr to be called
12435 on non-sra-candidate.
12437 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12439 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
12440 config/bfin/bfin.md, config/bfin/predicates.md: Follow
12441 spelling conventions.
12443 2007-02-04 Richard Guenther <rguenther@suse.de>
12445 PR middle-end/30636
12446 * fold-const.c (try_move_mult_to_index): Make sure to not
12447 overflow one dimension of a multi-dimensional array access.
12449 2007-02-04 Jan Hubicka <jh@suse.cz>
12451 * passes.c (init_optimization_passes): Reindent.
12453 2007-02-04 Jan Hubicka <jh@suse.cz>
12454 Eric Botcazou <ebotcazou@adacore.com>
12456 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
12457 (execute_fixup_cfg): Break out the abnormal goto code.
12458 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
12459 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
12460 (optimize_inline_calls): Call make_nonlocal_label_edges.
12462 2007-02-04 Jan Hubicka <jh@suse.cz>
12464 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
12465 true when something was changed.
12466 (rename_ssa_copies): When something was changed, do
12467 TODO_remove_unused_locals.
12468 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12469 add TODO_remove_unused_locals when instruction was removed.
12471 2007-02-04 Jan Hubicka <jh@suse.cz>
12473 * ipa-inline.c (try_inline): Improve debug output; work on already
12475 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
12476 call try_inline for already inlined edges too when flattening;
12477 inline also functions that make callee growth but overall unit size
12480 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12482 * config/m32c/bitops.md, config/m32c/jump.md,
12483 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
12484 config/m32r/m32r.h, config/m32r/m32r.md,
12485 config/m32r/predicates.md, config/m68hc11/larith.asm,
12486 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
12487 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
12488 config/mips/mips-protos.h, config/mips/mips.c,
12489 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
12490 config/mn10300/mn10300.h, config/mn10300/predicates.md,
12491 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
12492 spelling conventions.
12494 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
12495 Follow spelling conventions.
12497 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
12499 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
12500 warn about C++0x compatibility.
12502 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
12504 * config/h8300/h8300.c, config/h8300/h8300.h,
12505 config/h8300/h8300.md: Follow spelling conventions.
12507 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
12509 PR middle-end/30667
12510 * combine.c (try_combine): Do not substitute source operand
12511 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
12513 2007-02-03 Jan Hubicka <jh@suse.cz>
12515 PR gcov-profile/30650
12516 * value-prof.c (stringop_block_profile): Fix handling of size counter;
12517 do not divide by zero for never executed counters.
12518 (tree_find_values_to_profile): Fix counters.
12519 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
12521 2007-02-03 Ian Lance Taylor <iant@google.com>
12523 * lower-subreg.c (simple_move_operand): New static function,
12524 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
12526 (simple_move): Call simple_move_operand.
12527 (find_decomposable_subregs): Add special handling of MEMs.
12528 (can_decompose_p): Rename from cannot_decompose_p. Reverse
12529 meaning of return value. If we see a hard register, test whether
12530 it can store a word_mode value. Change all callers.
12532 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12534 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
12535 ftrapv insns and expanders.
12536 (subdi3): Change define_expand operand 1 to arith11_operand, and
12537 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
12538 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
12539 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
12542 PR middle-end/30174
12543 * varasm.c (notice_global_symbol): Treat global objects as weak when
12544 flag_shlib is true.
12546 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12548 * emit-rtl.c (dconstpi): Delete.
12549 (dconstsqrt2): New.
12550 (init_emit_once): Delete dconstpi and init dconstsqrt2.
12551 * real.h (dconstpi): Delete.
12552 (dconstsqrt2): New.
12553 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
12554 (fold_builtin_hypot): Likewise.
12556 2007-02-03 Tom Tromey <tromey@redhat.com>
12559 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
12560 -gcoff3, -gxcoff3, -gvms3 implies -dD.
12562 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
12564 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
12565 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
12566 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
12567 config/rs6000/cell.md, config/rs6000/darwin.h,
12568 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
12569 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
12570 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
12571 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
12572 typos. Follow spelling conventions.
12573 * doc/invoke.texi: Follow spelling conventions.
12575 2007-02-03 Roger Sayle <roger@eyesopen.com>
12577 * simplify-rtx.c (simplify_relational_operation_1): Implement some
12578 canonicalization transformations that attempt to simplify integer
12579 constant comparisons to become comparisons against zero.
12581 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12583 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
12585 * fold-const.c (fold_binary): Fix comment typos. Fold complex
12586 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
12588 2007-02-02 Mike Stump <mrs@apple.com>
12590 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
12591 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
12592 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
12593 generate a branch island.
12595 2007-02-02 Bob Wilson <bob.wilson@acm.org>
12597 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
12598 (xtensa_legitimate_address_p): New.
12599 (xtensa_legitimize_address): New.
12600 (xtensa_output_addr_const_extra): New.
12601 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
12603 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
12604 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
12605 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
12606 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
12607 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
12608 (xtensa_legitimize_address): New.
12609 (xtensa_output_addr_const_extra): New.
12611 2007-02-02 Steve Ellcey <sje@cup.hp.com>
12613 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
12615 2007-02-02 Ian Lance Taylor <iant@google.com>
12617 * expmed.c (expand_divmod): Add comment.
12619 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
12621 * emit-rtl.c (renumber_insns): Remove.
12622 * flags.h: Remove the extern for flag_renumber_insns.
12623 * rtl.h: Remove the prototype for renumber_insns.
12624 * toplev.c (flag_renumber_insns): Remove.
12626 2007-02-02 Hui-May Chang <hm.chang@apple.com>
12628 Revert for x86 darwin:
12629 2005-06-19 Uros Bizjak <uros@kss-loka.si>
12631 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
12632 code before the following patch under TARGET_MACHO.
12633 (ix86_function_value_regno_p): Likewise.
12635 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12637 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
12640 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12643 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
12644 general or fp registers. Add comments.
12645 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
12647 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
12649 * pointer-set.c (insert_aux): Only return insertion slot.
12650 (pointer_set_insert): Adjust.
12651 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
12652 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
12653 pointer_map_traverse): New.
12654 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
12655 pointer_map_create, pointer_map_destroy, pointer_map_insert,
12656 pointer_map_contains, pointer_map_traverse): Declare.
12658 2007-02-02 Jakub Jelinek <jakub@redhat.com>
12660 PR middle-end/30473
12661 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
12662 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
12664 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12666 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
12668 (struct _dep): New type.
12669 (dep_t): New typedef.
12670 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
12671 (DEP_STATUS): New access macro. The macro with the same name was
12672 renamed to DEP_LINK_STATUS.
12673 (dep_init): Declare function
12675 (struct _dep_link): New type.
12676 (dep_link_t): New typedef.
12677 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
12678 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
12679 (DEP_LINK_STATUS): New macro.
12680 (debug_dep_links): New debug function.
12682 (struct _deps_list): New type.
12683 (deps_list_t): New typedef.
12684 (DEPS_LIST_FIRST): New access macro.
12685 (FOR_EACH_DEP_LINK): New cycle macro.
12686 (create_deps_list, free_deps_list, delete_deps_list): Declare
12688 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
12689 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
12690 (copy_deps_list_change_con): Ditto.
12692 (move_dep_link): Declare function.
12694 (struct _dep_node): New type.
12695 (dep_node_t): New typedef.
12696 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
12698 (struct haifa_insn_data.back_deps): New field to hold backward
12699 dependencies of the insn.
12700 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
12702 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
12703 Change its type to deps_list_t.
12704 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
12705 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
12706 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
12708 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
12710 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
12712 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
12714 (dep_cost): Declare.
12716 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
12717 (ds_to_dk, dk_to_ds): New functions.
12719 (init_dep_1): New static function.
12720 (init_dep): New function.
12721 (copy_dep): New static function.
12723 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
12725 (detach_dep_link): New static function.
12726 (move_dep_link): New function.
12728 (dep_links_consistent_p, dump_dep_links): New static functions.
12729 (debug_dep_links): New debugging function.
12731 (deps_obstack, dl_obstack, dn_obstack): New static variables.
12733 (alloc_deps_list, init_deps_list): New static functions.
12734 (create_deps_list): New function.
12735 (clear_deps_list): New static function.
12736 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
12737 (deps_list_consistent_p, dump_deps_list): New static functions.
12738 (debug_deps_list): New function.
12739 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
12741 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
12743 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
12744 use new scheduler dependencies lists.
12745 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
12746 (sched_analyze): Ditto. Initialize dependencies lists.
12747 (add_forw_dep, compute_forward_dependences): Update to use new
12748 scheduler dependencies lists.
12750 (init_dependency_caches): Init deps_obstack.
12751 (free_dependency_caches): Free deps_obstack.
12753 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
12754 new scheduler dependencies lists.
12755 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
12756 (add_back_forw_dep, delete_back_forw_dep): Ditto.
12758 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
12759 Update to use new scheduler dependencies lists.
12760 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
12761 (debug_dependencies): Ditto.
12762 (schedule_region): Update comments.
12764 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
12765 scheduler dependencies lists.
12766 (schedule_ebb): Update comments.
12768 * rtl.def (DEPS_LIST): Remove.
12770 * lists.c (unused_deps_list): Remove.
12771 (free_list): Update assertions.
12773 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
12774 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12776 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
12777 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
12779 * haifa-sched.c (comments): Update.
12780 (insn_cost1): Remove. Inline the code into insn_cost ().
12781 (insn_cost): Update to use new scheduler dependencies lists. Move
12782 processing of the dependency cost to dep_cost ().
12783 (dep_cost): New function. Use it instead of insn_cost () when
12784 evaluating cost of the dependency. Use compatible interface to
12785 interact with the target.
12786 (priority): Update to use new scheduler dependencies lists.
12787 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
12788 with greater number of insns that depend on the insn.
12789 (schedule_insn): Update to use new scheduler dependencies lists. Add
12790 code to free backward dependencies lists. Inline and optimize code
12791 from resolve_dep () - see PR28071.
12792 (ok_for_early_queue_removal): Update to use new scheduler dependencies
12793 lists. Update call to targetm.sched.is_costly_dependence hook.
12795 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
12796 scheduler dependencies lists.
12798 (resolve_dep): Remove. Move the logic to schedule_insn ().
12799 (init_h_i_d): Initialize dependencies lists.
12801 (process_insn_depend_be_in_spec): Rename to
12802 process_insn_forw_deps_be_in_spec. Update to use new scheduler
12803 dependencies lists.
12804 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
12805 Update to use new scheduler dependencies lists.
12806 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
12808 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
12809 new scheduler dependencies lists.
12810 (build_intra_loop_deps): Ditto.
12812 * target.h (struct _dep): Declare to use in
12813 gcc_target.sched.is_costly_dependence.
12814 (struct gcc_target.sched.adjust_cost): Fix typo.
12815 (struct gcc_target.sched.is_costly_dependence): Change signature to use
12816 single dep_t parameter instead of an equivalent triad.
12817 (struct gcc_target.sched.adjust_cost_2): Remove.
12819 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
12821 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
12823 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
12825 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
12827 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
12828 (REG_DEP_TRUE): Document.
12830 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
12831 Change signature to correspond to the targetm.sched.adjust_cost hook.
12832 Update use in TARGET_SCHED_ADJUST_COST_2.
12833 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
12834 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
12835 new scheduler dependencies lists.
12836 (ia64_gen_check): Ditto.
12838 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
12839 dependencies lists.
12841 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
12842 signature to correspond to the targetm.sched.is_costly_dependence hook.
12843 (is_costly_group): Update to use new scheduler dependencies lists.
12845 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
12846 instead of INSN_COST () macro.
12848 2007-02-01 Ian Lance Taylor <iant@google.com>
12850 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
12852 2007-02-01 Guy Martin <gmsoft@gentoo.org>
12854 * pa.md (tp_load): Correct mfctl instruction syntax.
12856 2007-02-01 Geoffrey Keating <geoffk@apple.com>
12858 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
12859 altivec_padding_size calculation on AIX. Improve comment, add
12860 assert to verify that it's right.
12862 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
12865 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
12867 PR inline-asm/28686
12868 * global.c (global_alloc): Add mising initialization of
12871 2007-02-01 Roger Sayle <roger@eyesopen.com>
12873 * alias.c (init_alias_analysis): Correct whitespace.
12874 * bb-reorder.c (fix_edges_for_rarely_executed_code,
12875 partition_hot_cold_basic_blocks): Likewise.
12876 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
12877 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
12878 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
12879 fold_builtin_snprintf_chk, fold_builtin_printf,
12880 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
12881 do_mpfr_arg3, do_mpfr_sincos): Likewise.
12882 * cfgcleanup.c (cleanup_cfg): Likewise.
12883 * cfgexpand.c (tree_expand_cfg): Likewise.
12884 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
12885 * function.c (get_next_funcdef_no): Likewise.
12886 * gengtype.c (main): Likewise.
12887 * genmodes.c (main): Likewise.
12888 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
12889 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
12890 * ifcvt.c (noce_emit_move_insn): Likewise.
12891 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
12893 * stor-layout.c (get_best_mode): Likewise.
12894 * tree-ssa-loop-niter.c (get_val_for): Likewise.
12895 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
12896 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
12897 perform_var_substitution, solve_graph): Likewise.
12898 * tree-vrp.c (vrp_finalize): Likewise.
12900 2007-02-01 Ian Lance Taylor <iant@google.com>
12902 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
12903 high part of a paradoxical subreg, return a constant zero.
12905 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
12907 * toplev.c (lang_dependent_init): Call init_set_costs.
12908 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
12910 2007-02-01 Richard Guenther <rguenther@suse.de>
12912 PR middle-end/30656
12913 * fold-const.c (fold_negate_expr): Allow negating a
12914 constant if overflow does not change.
12916 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12918 * doc/c-tree.texi (Expression trees): Improve markup.
12919 * doc/tm.texi (Register Classes, Addressing Modes)
12920 (Floating Point): Fix spacing after abbreviations. Fix some
12923 2007-02-01 Ben Elliston <bje@au.ibm.com>
12925 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
12926 * doc/contrib.texi: Likewise.
12927 * doc/install.texi: Likewise.
12929 2007-01-31 Richard Henderson <rth@redhat.com>
12930 Ian Lance Taylor <iant@google.com>
12932 * lower-subreg.c: New file.
12933 * rtl.def (CONCATN): Define.
12934 * passes.c (init_optimization_passes): Add pass_lower_subreg and
12935 pass_lower_subreg2.
12936 * emit-rtl.c (update_reg_offset): New static function, broken out
12937 of gen_rtx_REG_offset.
12938 (gen_rtx_REG_offset): Call update_reg_offset.
12939 (gen_reg_rtx_offset): New function.
12940 * regclass.c: Revert patch of 2006-03-05, restoring
12942 (clear_reg_info_regno): New function.
12943 * dwarf2out.c (concatn_loc_descriptor): New static function.
12944 (loc_descriptor): Handle CONCATN.
12945 * common.opt (fsplit_wide_types): New option.
12946 * opts.c (decode_options): Set flag_split_wide_types when
12948 * timevar.def (TV_LOWER_SUBREG): Define.
12949 * rtl.h (gen_reg_rtx_offset): Declare.
12950 (reg_scan_update): Declare.
12951 * regs.h (clear_reg_info_regno): Declare.
12952 * tree-pass.h (pass_lower_subreg): Declare.
12953 (pass_lower_subreg2): Declare.
12954 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
12955 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
12956 -fsplit-wide-types.
12957 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
12958 * Makefile.in (OBJS-common): Add lower-subreg.o.
12959 (lower-subreg.o): New target.
12961 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
12963 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
12965 2007-01-31 Anatoly Sokolov <aesok@post.ru>
12968 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
12970 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12972 PR middle-end/29335
12973 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
12975 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
12977 * cfgloop.h: Include vec-prim.h.
12978 (enum li_flags): Remove LI_ONLY_OLD.
12979 (loop_iterator): Changed.
12980 (fel_next, fel_init): Iterate over loop tree.
12981 (FOR_EACH_LOOP_BREAK): New macro.
12982 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
12984 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
12985 * modulo-sched.c (sms_schedule): Ditto.
12986 * tree-vectorizer.c (vectorize_loops): Ditto.
12987 * doc/loop.texi: Update information on loop numbering and behavior of
12988 FOR_EACH_LOOP wrto new loops.
12989 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
12990 add_to_evolution_1): Test nestedness of loops instead of comparing
12992 * tree-chrec.c (chrec_fold_plus_poly_poly,
12993 chrec_fold_multiply_poly_poly, chrec_evaluate,
12994 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
12995 reset_evolution_in_loop): Ditto.
12996 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
12998 2007-01-31 Dirk Mueller <dmueller@suse.de>
13000 * c-common.c (warn_about_parentheses): Separate warning about
13001 un-parenthized sequence of comparison operators from the one
13002 which is supposed to warn about x <= y <= z.
13004 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
13006 * optabs.h (enum optab_index): Add new OTI_isinf.
13007 (isinf_optab): Define corresponding macro.
13008 * optabs.c (init_optabs): Initialize isinf_optab.
13009 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
13011 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
13012 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
13014 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
13015 expand_builtin_interclass_mathfn.
13016 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
13017 * config/i386/i386.md (UNSPEC_FXAM): New constant.
13018 (fxam<mode>2_i387): New insn pattern.
13019 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
13020 built-in functions as x87 inline asm.
13022 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13024 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
13026 2007-01-30 Eric Christopher <echristo@apple.com>
13028 * config.gcc: Add geode.
13030 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
13032 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
13033 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
13034 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
13035 value-prof.c: Fix comment typos.
13037 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13040 * doc/invoke.texi (Wpointer-arith): Document warning.
13042 2007-01-30 Janis Johnson <janis187@us.ibm.com>
13044 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
13045 the list of discrepancies from the draft TR.
13047 2007-01-30 Dirk Mueller <dmueller@suse.de>
13050 * doc/invoke.texi (-Wreturn-type): Update description to
13051 match new behavior.
13053 2007-01-30 Richard Sandiford <richard@codesourcery.com>
13055 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
13057 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
13059 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
13060 to handle optabs that operate on floating point input argument and
13061 output to integer output.
13062 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
13063 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
13064 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
13065 expand_builtin_interclass_mathfn ().
13066 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
13067 (ilogbsi2): Remove.
13068 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
13069 ilogbl built-in functions as x87 intrinsics.
13071 2007-01-30 Richard Guenther <rguenther@suse.de>
13073 PR middle-end/27657
13074 * dwarf2out.c (reference_to_unused): Query varpool if the
13075 variable was output.
13077 2007-01-30 Richard Guenther <rguenther@suse.de>
13079 PR middle-end/30313
13080 * passes.c (execute_one_pass): Reset in_gimple_form to not
13081 confuse non-unit-at-a-time mode.
13083 2007-01-29 Roger Sayle <roger@eyesopen.com>
13084 Richard Guenther <rguenther@suse.de>
13086 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
13087 avoid undefined behaviour on overflow. Use force_fit_type_double
13088 to construct the constant with the specified TREE_OVERFLOW.
13090 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13092 * config/dfp-bit.c: Add parameterized support for fp exceptions.
13093 * config/dfp-bit.h: Ditto.
13095 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13097 * c-decl.c (pop_scope): Replace warnings with call to
13098 warn_for_unused_label.
13099 * c-common.h (warn_for_unused_label): Declare.
13100 * c-common.c (warn_for_unused_label): Define.
13102 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13104 * tree-optimize.c (update_inlined_to_pointers): Delete unused
13107 2007-01-29 Janis Johnson <janis187@us.ibm.com>
13109 * Makefile.in (USER_H): Remove decfloat.h.
13110 * ginclude/decfloat.h: Delete, moving contents to ...
13111 * ginclude/float.h: Add support for decimal floating point,
13112 guarded by __STDC_WANT_DEC_FP__.
13114 2007-01-29 Mike Stump <mrs@apple.com>
13116 * doc/gccint.texi (Top): Rename Loop Representation to Loop
13117 Analysis and Representation to resolve case insensitive conflict.
13118 * doc/loop.texi (Loop Analysis and Representation): Likewise.
13120 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
13122 * tree.h (struct tree_memory_tag): Add aliases member.
13123 (MTAG_ALIASES): New macro.
13124 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
13125 (add_may_alias): Remove pointer-set. Update for may_aliases being
13127 (mark_aliases_call_clobbered): Update for may_aliases being a
13129 (compute_tag_properties): Ditto.
13130 (create_partition_for): Ditto.
13131 (compute_memory_partitions): Ditto.
13132 (dump_may_aliases_for): Ditto.
13133 (is_aliased_with): Ditto.
13134 (add_may_alias_for_new_tag): Ditto.
13135 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
13136 (compute_is_aliased): New function.
13137 (compute_may_aliases): Call compute_is_aliased).
13138 (init_alias_info): Initialize alias_bitmap_obstack.
13139 (union_alias_set_into): New function.
13140 (compute_flow_sensitive_aliasing): Use union_aliases_into.
13141 (have_common_aliases_p): Rewrite to take two bitmaps and use
13143 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
13144 Update for bitmaps.
13145 (finalize_ref_all_pointers): Update for add_may_alias changes.
13146 (new_type_alias): Ditto.
13147 * tree-flow-inline.h (may_aliases): Return a bitmap.
13148 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
13149 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
13150 may_aliases being a bitmap.
13151 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
13152 may_aliases now returns a bitmap.
13153 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
13155 * tree-ssa-operands.c (add_virtual_operand): Update for
13156 may_aliases being a bitmap.
13158 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
13160 PR tree-optimization/30630
13161 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
13162 variable as changed.
13164 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
13167 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
13168 expanded only once even if an error occurs.
13170 2007-01-29 Ben Elliston <bje@au.ibm.com>
13172 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
13173 (__gcov_average_profiler): Likewise.
13174 (__gcov_ior_profiler): Likewise.
13175 (__gcov_merge_ior): Likewise.
13177 2007-01-28 Jan Hubicka <jh@suse.cz>
13179 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
13180 * value-prof.c (stringop_block_profile): Likewise.
13182 2007-01-28 Jan Hubicka <jh@suse.cz>
13184 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
13185 variant handling histograms; add wrapper.
13186 (clear_storage_via_libcall): Export.
13187 (emit_block_move_hints): Break out from ...; add histograms.
13188 (emit_block_move): ... this one.
13189 (clear_storage_hints): Break out from ...; add histograms.
13190 (clear_storage): ... this one.
13191 (set_storage_via_memset): Handle histogram.
13192 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
13193 (clear_storage_hints, clear_storage_via_libcall): Declare.
13194 (set_storage_via_setmem): Update prototype.
13195 * doc/md.texi (movmem, setmem): Document new arguments.
13197 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
13199 (stringop_block_profile): New global function.
13200 (tree_stringops_values_to_profile): Profile block size and alignment.
13201 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
13203 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
13204 (stringop_block_profile): Declare.
13205 * builtins.c: Include value-prof.h.
13206 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
13207 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
13208 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
13209 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
13210 * profile.c (instrument_values): Add new counters.
13211 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
13213 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
13214 (tree_init_edge_profiler): Build new profilers.
13215 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
13216 (pass_tree_profile): Add dump.
13217 (tree_profile_hooks): Update.
13218 * Makefile.in (LIBGCOV): Add new constants.
13219 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
13220 __gcov_ior_profiler): New.
13221 * i386.md (movmem/setmem expanders): Add new optional arguments.
13223 2007-01-28 David Edelsohn <edelsohn@gnu.org>
13225 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
13227 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13229 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
13230 (tree_unswitch_single_loop): Pass eni_size_weights to
13231 tree_num_loop_insns.
13232 * tree-ssa-loop-manip.c: Include tree-inline.h.
13233 (can_unroll_loop_p): Pass eni_size_weights to
13234 tree_num_loop_insns.
13235 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
13236 Pass eni_size_weights to estimate_num_insns.
13237 * tree.h (init_inline_once): Export.
13238 * toplev.c (backend_init): Call init_inline_once.
13239 * cgraphunit.c (cgraph_process_new_functions,
13240 cgraph_analyze_function): Pass eni_inlining_weights to
13241 estimate_num_insns.
13242 * ipa-inline.c (compute_inline_parameters): Ditto.
13243 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
13244 to estimate_num_insns.
13245 (try_unroll_loop_completely): Pass eni_size_weights to
13246 tree_num_loop_insns.
13247 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
13248 ot estimate_num_insns.
13249 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
13250 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
13251 * tree-inline.c (eni_inlining_weights, eni_size_weights,
13252 eni_time_weights): New variables.
13253 (init_inline_once): Initialize them.
13254 (struct eni_data): Mew.
13255 (estimate_num_insns_1, estimate_num_insns): Use weights.
13256 * tree-inline.h (struct eni_weights_d): New.
13257 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
13258 (estimate_num_insns): Declaration changed.
13259 * cfgloop.h (tree_num_loop_insns): Declaration changed.
13260 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
13261 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
13263 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
13265 * tree-data-ref.c (conflict_fn): Assert that the number of affine
13266 relations in the conflict function is valid.
13268 2007-01-27 Ian Lance Taylor <iant@google.com>
13270 * common.opt: Add fstrict-overflow.
13271 * opts.c (decode_options): Set flag_strict_overflow if -O2.
13272 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
13273 (TYPE_OVERFLOW_UNDEFINED): Define.
13274 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
13276 * tree.h (TYPE_TRAP_SIGNED): Don't define.
13277 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
13278 (fold_negate_expr): Likewise.
13279 (make_range): Likewise.
13280 (extract_muldiv_1): Likewise.
13281 (maybe_canonicalize_comparison): Likewise.
13282 (fold_comparison): Likewise.
13283 (fold_binary): Likewise.
13284 (tree_expr_nonnegative_p): Likewise.
13285 (tree_expr_nonzero_p): Likewise.
13286 * tree-vrp.c (compare_values): Likewise.
13287 (extract_range_from_binary_expr): Likewise.
13288 (extract_range_from_unary_expr): Likewise.
13289 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
13291 (nowrap_type_p): Likewise.
13292 * tree-scalar-evolution.c (simple_iv): Likewise.
13293 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
13294 (build_range_check): Likewise.
13295 (extract_muldiv_1): Likewise.
13296 (fold_comparison): Likewise.
13297 * tree-vrp.c (vrp_int_const_binop): Likewise.
13298 (extract_range_from_unary_expr): Likewise.
13299 * convert.c (convert_to_integer): Likewise.
13300 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
13301 (fold_comparison): Likewise.
13302 (fold_binary): Likewise.
13303 * optabs.c (optab_for_tree_code): Likewise.
13304 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
13305 * simplify-rtx.c (simplify_const_relational_operation): Check
13306 flag_strict_overflow and flag_trapv.
13307 (simplify_const_relational_operation): Likewise.
13308 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
13309 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
13312 2007-01-27 Roger Sayle <roger@eyesopen.com>
13314 * tree.c (tree_fold_gcd): Delete.
13315 * tree.h (tree_fold_gcd): Remove prototype.
13316 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
13317 test whether one constant integer is a multiple of another. Instead
13318 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
13319 * fold-const.c (multiple_of_p): We've determined both TOP and
13320 BOTTOM are integer constants so we can call int_const_binop directly
13321 instead of the more generic const_binop.
13323 2007-01-27 Roger Sayle <roger@eyesopen.com>
13325 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
13326 1*X check that the constant hasn't overflowed, to preserve the
13328 (round_up): Provide an efficient implementation when rouding-up an
13329 INTEGER_CST to a power-of-two.
13331 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13333 * doc/sourcebuild.texi: Add comma for clarity.
13334 * doc/extend.texi: Fix some typos.
13335 * doc/passes.texi: Likewise.
13336 * doc/cppinternals.texi: Likewise.
13337 * doc/c-tree.texi: Likewise.
13338 * doc/tree-ssa.texi: Likewise.
13339 * doc/install.texi: Likewise.
13341 2007-01-27 Jan Hubicka <jh@suse.cz>
13343 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
13344 (pass_sra): Do not require alias information.
13345 * passes.c (init_optimization_passes): Add SRA
13347 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
13349 * tracer.c (rest_of_handle_tracer): We already cleaned
13350 up the CFG in tracer() so don't do it here again.
13351 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
13352 cleanup_cfg here, either. And don't call renumber_insns.
13354 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
13355 and BB_HEAD are in the insn stream here. Instead make sure
13356 that BB_INSN is valid on all insns. Also, do check here that
13357 there are no pending branch predictions...
13358 (rtl_verify_flow_info): ...instead of doing it here. Checks
13359 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
13362 2007-01-26 Roger Sayle <roger@eyesopen.com>
13364 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
13365 function to simplify/factorize operand order canonicalization.
13366 (ix86_fixup_binary_operands): Reorganize using the above function.
13367 (ix86_binary_operator_ok): Likewise.
13369 2007-01-27 Jakub Jelinek <jakub@redhat.com>
13371 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
13372 file scope from optimize_attrs.
13373 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
13375 (optimize_attrs): Clear insn_code_values after freeing it.
13377 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13379 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
13380 a parts.base assignment.
13382 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
13384 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
13385 (compute_subscript_distance, initialize_data_dependence_relation,
13386 finalize_ddr_dependent, analyze_ziv_subscript,
13387 analyze_siv_subscript_cst_affine,
13388 compute_overlap_steps_for_affine_univar,
13389 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13390 analyze_siv_subscript, analyze_miv_subscript,
13391 analyze_overlapping_iterations, subscript_dependence_tester_1,
13392 compute_self_dependence, free_dependence_relation): Work
13393 with affine_fn instead of chrecs.
13394 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
13395 common_affine_function, affine_function_base,
13396 affine_function_constant_p, affine_fn_op, affine_fn_plus,
13397 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
13398 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
13399 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
13400 (all_chrecs_equal_p): Removed.
13401 * tree-data-ref.h (affine_fn, conflict_function): New types.
13402 (struct subscript): Change type of conflicting_iterations_in_a
13403 and conflicting_iterations_in_b.
13405 2007-01-26 Steve Ellcey <sje@cup.hp.com>
13408 * config/pa/pa.h (TARGET_HPUX_11): New.
13409 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
13410 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
13412 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
13413 Richard Guenther <rguenther@suse.de>
13415 * tree-ssa-structalias.c (solve_graph): Handle case
13416 we merged the variable to another.
13418 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13420 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
13423 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
13424 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
13426 2007-01-25 DJ Delorie <dj@redhat.com>
13428 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
13429 allow changes to modes which don't fit in those registers.
13431 * reload1.c (choose_reload_regs): Check for invalid subregs before
13432 computing their locations, not after.
13434 2007-01-25 Geoffrey Keating <geoffk@apple.com>
13437 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
13438 save Altivec registers in an eh_return function.
13439 (compute_vrsave_mask): Likewise.
13440 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
13441 for saving Altivec registers.
13442 (rs6000_emit_prologue): Don't allocate stack twice in
13443 eh_return function. Correct expected value of altivec_save_offset
13444 when using save_world. Describe save of R0 to stack when using
13445 save_world. Describe stack pointer adjustment when using
13446 save_world. Remove duplicated eh_return parameter register saving.
13447 Update sp_offset variable after save_world.
13448 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
13450 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
13451 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
13454 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13456 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
13458 2007-01-25 Steve Ellcey <sje@cup.hp.com>
13461 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
13462 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
13464 2007-01-25 Richard Guenther <rguenther@suse.de>
13466 * doc/invoke.texi (-Wcoverage-mismatch): Document.
13467 * common.opt (-Wcoverage-mismatch): New warning option.
13468 * coverage.c (get_coverage_counts): Ignore coverage mismatch
13469 if -Wcoverage-mismatch is given.
13471 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
13473 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
13474 (ipcp_driver): Change to static definition.
13475 Add dumping of the ifunctions.
13476 (constant_val_insert): Remove unused parameter. Support for SSA.
13477 (ipcp_propagate_const): Support for SSA.
13478 (ipcp_profile_bb_print): Print only analyzed nodes.
13479 (ipcp_replace_map_create): Remove support for Fortran constant
13481 * ipa-prop.c (ipa_method_modify_stmt,
13482 ipa_callsite_compute_param): Support for SSA.
13483 * ipa-prop.h (ipcp_driver): Remove declaration.
13484 (IS_VALID_TREE_MAP_INDEX): Add define.
13486 2007-01-24 Geoffrey Keating <geoffk@apple.com>
13488 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
13490 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13492 PR middle-end/30447
13493 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
13494 constant argument to cabs and do it without checking for
13495 -funsafe-math-optimizations.
13497 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
13499 * c-common.h (RID_FIRST_CXX0X): New.
13500 (RID_LAST_CXX0X): New.
13501 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
13503 * c.opt (Wc++0x-compat): New.
13504 * doc/invoke.texi (-Wc++0x-compat): Document.
13506 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13508 * builtins.c (fold_builtin_carg): New.
13509 (fold_builtin_1): Use it.
13511 2007-01-24 Jan Hubicka <jh@suse.cz>
13513 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
13515 * ipa-inline.c (initial_insns, max_insns): Delete.
13516 (compute_max_insns): New function.
13517 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
13518 of insns as base for code growth.
13519 (cgraph_decide_inlining): Make initial_insns local; do not compute
13521 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
13522 * doc/invoke.texi (inline-unit-growth): Update docs.
13524 2007-01-24 Jakub Jelinek <jakub@redhat.com>
13526 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
13527 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
13528 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
13529 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
13530 for CPUs that have PTA_CX16 set.
13532 PR middle-end/27416
13533 * gimplify.c (omp_check_private): New function.
13534 (gimplify_scan_omp_clauses): Use it for
13535 firstprivate/lastprivate/reduction.
13537 PR middle-end/30494
13538 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
13539 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
13541 PR middle-end/30421
13542 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
13543 If lower_lastprivate_clauses emits some statements, append them
13544 to dlist rather than body_p and to body_p append an initializer.
13545 (lower_omp_for): Adjust caller.
13547 2007-01-24 Steve Ellcey <sje@cup.hp.com>
13549 * target.h (globalize_decl_name): New.
13550 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13551 * output.h (default_globalize_decl_name): New.
13552 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
13554 (globalize_decl): Ditto.
13555 (default_globalize_decl_name): New.
13556 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
13557 (ia64_handle_version_id_attribute): New.
13558 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
13559 (ia64_asm_output_external): Use globalize_decl_name instead
13560 of globalize_label.
13561 * doc/extend.texi (version_id): New pragma.
13562 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
13564 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13566 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
13567 _uleb128_t and _Unwind_SWord with _sleb128_t.
13568 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
13569 uw_frame_state_for, uw_update_context_1): Likewise.
13570 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
13571 * unwind-pe.h (read_uleb128, read_sleb128,
13572 read_encoded_value_with_base): Likewise.
13573 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
13575 2007-01-24 Richard Guenther <rguenther@suse.de>
13577 * builtins.c (expand_builtin_cexpi): Get the fndecl
13578 for cexp in the correct way.
13580 2007-01-24 Jan Hubicka <jh@suse.cz>
13582 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
13584 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13586 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
13587 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
13588 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
13589 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
13590 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
13591 __SIZEOF_PTRDIFF_T__.
13592 * doc/cpp.texi: Documentation for the new builtin macros added.
13594 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
13596 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
13597 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
13598 instead of operands[2] to avoid access past the end of array.
13600 2007-01-24 Richard Sandiford <richard@codesourcery.com>
13602 * reload1.c (emit_reload_insns): Pass the reload register
13603 for a non-spill output reload through forget_old_reloads_1.
13605 2007-01-23 Joseph Myers <joseph@codesourcery.com>
13607 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13608 _SOFT_DOUBLE if doubles use software floating-point.
13609 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
13610 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13611 * config/rs6000/darwin-ldouble.c: Also compile functions for
13612 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
13613 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
13614 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
13615 commented-out long double override.
13616 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
13617 * config/rs6000/eabispe.h: Likewise.
13618 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
13619 long double for non-SPE.
13620 (rs6000_handle_option): Likewise.
13621 (invalid_e500_subreg): Disallow more subregs involding DImode,
13622 DFmode, TImode or TFmode.
13623 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
13625 (legitimate_lo_sum_address_p): Also check for TFmode for E500
13627 (rs6000_legitimize_address): Also handle TFmode for E500 double.
13628 (rs6000_legitimize_reload_address): Also handle TFmode for E500
13630 (rs6000_legitimate_address): Also check for TFmode for E500
13632 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
13633 (spe_build_register_parallel): Handle TFmode and TCmode.
13634 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
13636 (function_arg): Handle TFmode and TCmode for E500 double.
13637 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
13639 (print_operand): Handle TFmode and TImode for %y.
13640 (rs6000_generate_compare): Handle TFmode comparisons for E500
13642 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
13643 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
13644 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
13645 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
13646 TFmode for E500 double.
13647 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
13648 (floatsidf2): Enable for E500 double.
13649 (movtf_softfloat): Use rs6000_nonimmediate_operand.
13650 (extenddftf2): Change to extenddftf2_fprs.
13651 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
13652 depending on TARGET_E500_DOUBLE.
13653 (extendsftf2): Enable for E500 double.
13654 (trunctfdf2): Enable for E500 double.
13655 (trunctfsf2): Change to trunctfsf2_fprs.
13656 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
13657 depending on TARGET_E500_DOUBLE.
13658 (floatsitf2): Enable for E500 double.
13659 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
13660 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
13661 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
13662 (negtf2): Change to negtf2_internal.
13663 (negtf2): New expander.
13664 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
13665 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
13666 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
13667 (movdi_internal32): Use rs6000_nonimmediate_operand.
13668 (unnamed splitter): Likewise.
13669 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
13670 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
13671 (SPE64TF, DITI): New mode macros.
13672 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
13675 (frob_<mode>_di_2): New.
13676 (frob_tf_di_8_2): New.
13677 (frob_di_df): Change to frob_di_<mode>; allow more modes.
13679 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
13681 (frob_ti_<mode>_8_2): New.
13682 (frob_ti_tf_2): New.
13683 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
13684 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
13686 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
13687 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
13688 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
13689 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
13690 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
13691 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
13694 2007-01-23 Ian Lance Taylor <iant@google.com>
13696 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
13698 (OBJS-archive): Reformat, alphabetize.
13699 (OBJS): Change out_object_file to OBJS-md.
13701 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
13703 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
13704 JUMP_P and CALL_P predicates where applicable.
13705 * config/i386/i386.c: Ditto.
13706 * config/i386/i386.md: Ditto.
13707 * config/i386/mmx.md: Ditto.
13708 * config/i386/predicates.md: Ditto.
13710 2007-01-22 Andreas Schwab <schwab@suse.de>
13712 * config/m68k/m68k.h: Fix comment.
13714 2007-01-22 Jan Hubicka <jh@suse.cz>
13716 * passes.c (init_optimization_passes): Do not rerun
13717 pass_early_warn_uninitialized.
13719 2007-01-22 Richard Guenther <rguenther@suse.de>
13721 PR tree-optimization/30038
13722 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
13724 (execute_cse_sincos_1): Likewise.
13725 (execute_cse_sincos): Likewise.
13726 (gate_cse_sincos): Likewise.
13727 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
13728 the cexpi() canonicalization of sincos().
13729 * tree-pass.h (pass_cse_sincos): Declare.
13730 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
13732 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13734 PR rtl-optimization/29329
13735 * combine.c (replaced_rhs_insn): Rename to i2mod.
13736 (replaced_rhs_value): Rename to i2mod_new_rhs.
13737 (i2mod_old_rhs): New global variable.
13738 (combine_instructions): Adjust for above change. Save a copy of
13739 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
13740 note are substituted in the second instruction.
13741 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
13742 ditch the note if it pertains to the second eliminated register
13743 and this register is mentioned in i2mod_old_rhs.
13746 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
13748 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
13749 the insn to which the note was originally attached.
13751 2007-01-21 Jan Hubicka <jh@suse.cz>
13753 * ipa-inline.c (inlining_mode): Comment, move up.
13754 (cgraph_decide_inlining_incrementally): Do not perform inlining
13755 itself; fix handling of flattening of self recursive functions.
13756 (cgraph_find_cycles): Remove.
13757 (cgraph_flatten_node): Remove.
13758 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
13759 (try_inline): New function.
13760 (cgraph_early_inlining): Update call of
13761 cgraph_decide_inlining_incrementally. Apply inlining here.
13762 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
13764 2007-01-21 Dirk Mueller <dmueller@suse.de>
13767 * tree-vrp.c (check_array_bounds): do not warn
13768 about ADDR_EXPR's of ARRAY_REF's which are immediately
13769 used in binary expressions.
13771 2007-01-21 Ira Rosen <irar@il.ibm.com>
13773 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
13774 read_write_dep and macros for its access.
13775 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
13776 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
13777 argument, call vect_check_interleaving for every independent pair of
13778 data-refs. Mark loads that access the same memory location as a store
13780 (vect_check_dependences): Remove.
13781 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
13782 call, fix the call to vect_analyze_data_ref_dependence.
13783 (vect_analyze_data_ref_access): For statements that access the same
13784 data-ref, check that they are not stores; for loads, check that there
13785 is no store that access the same location.
13787 2007-01-20 Roger Sayle <roger@eyesopen.com>
13788 Joseph Myers <joseph@codesourcery.com>
13790 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
13791 (-fdump-rtl-stack): Likewise.
13792 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
13793 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
13794 (-mpt-fixed): Use @minus{} for minus sign.
13795 (Using Precompiled Headers): Fix under/overfull hbox.
13797 2007-01-20 Jan Hubicka <jh@suse.cz>
13799 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
13800 place within annotation.
13802 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13804 * pa.c (output_move_double): Change array size of xoperands to 4.
13806 2007-01-20 Jan Hubicka <jh@suse.cz>
13808 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
13811 2007-01-19 Ian Lance Taylor <iant@google.com>
13813 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
13814 constant to unsigned HOST_WIDE_INT before negating.
13816 2007-01-19 Ian Lance Taylor <iant@google.com>
13818 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
13820 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
13821 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13822 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
13823 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
13824 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
13825 (realloc_vdef, realloc_vuse): Change second parameter to
13827 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
13828 fields to unsigned.
13829 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
13830 unsigned. Change x and lim locals to unsigned.
13831 (realloc_vdef, realloc_vuse): Change num_elem parameter to
13833 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
13834 (copy_virtual_operands): Change i and n locals to unsigned.
13836 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13838 PR middle-end/29335
13839 * builtins.c (fold_builtin_1): Handle builtin fdim.
13841 2007-01-20 Jan Hubicka <jh@suse.cz>
13843 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
13844 * tree-ssa-structalias.c (compute_points_to_sets): Do call
13845 init_alias_heapvars.
13846 (init_alias_heapvars): Initialize only when not already initialized.
13847 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
13849 2007-01-19 Roger Sayle <roger@eyesopen.com>
13851 * common.opt (fsigned-zeros): New command line option.
13852 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
13853 of flag_unsafe_math_optimizations.
13854 * opts.c (set_fast_math_flags): The -ffast-math command line option
13855 implies -fno-signed-zeros.
13856 (fast_math_flags_set_p): Likewise.
13858 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
13859 the documentation of -ffast-math appropriately. Wrap long lines.
13861 2007-01-19 Steve Ellcey <sje@cup.hp.com>
13863 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
13864 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
13866 2007-01-19 Tomas Bily <tbily@suse.cz>
13868 * cgraphunit.c (cgraph_finalize_function): Updating of pid
13870 (tree_init_ic_make_global_vars): New function
13871 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
13872 (tree_gen_ic_profiler): New function
13873 (tree_gen_ic_func_profiler): New function
13874 (tree_profiling): Added calling of tree_gen_ic_func_profiler
13875 (tree_profile_hooks): Added hook for indirec/virtual calls
13876 * value-prof.c (tree_find_values_to_profile): New case for
13878 (tree_values_to_profile): Call for determining indirect/virtual
13880 (tree_indirect_call_to_profile): New function
13881 (tree_ic_transform): New function
13882 (tree_ic): New function
13883 (find_func_by_pid): New function
13884 (init_pid_map): New function
13885 (tree_value_profile_transformations): Added check for
13886 indirect/virtual call transformation
13887 * value-prof.h (enum hist_type): New counter type for
13888 indirect/virtual calls
13889 (profile_hooks): Added new hook for profiling indirect/virtual
13891 * profile.c (instrument_values): New case for indirect/virtual
13893 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
13894 (GCOV_COUNTER_V_INDIR): New counter type
13895 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
13896 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
13898 * cgraph.c: Definition of cgraph_max_pid
13899 (cgraph_create_node): Default init of pid attribute
13900 * cgraph.h: Declaration of cgraph_max_pid
13901 (struct cgraph_node): Added pid attribute
13902 * libgcov.c (__gcov_indirect_call_profiler): New function
13903 (__gcov_one_value_profiler_body): New function
13904 (__gcov_one_value_profiler): Body was moved to
13905 __gcov_one_value_profiler_body and calls it
13907 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
13909 * doc/gty.texi (Options): Document the mark_hook option to GTY.
13910 * gengtype.c (write_types_data, write_func_for_structure,
13911 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
13912 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
13913 (walk_type, write_func_for_structure): Generate the mark_hook if
13916 2007-01-19 Jan Hubicka <jh@suse.cz>
13918 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
13919 'early' argument take inlining mode argument specifying whether to
13920 inline for size/speeed or all functions; add support for flattening;
13922 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
13924 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13927 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
13928 the name of the declared identifier.
13930 2007-01-19 Dirk Mueller <dmueller@suse.de>
13932 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
13933 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
13934 duplicate evaluation.
13936 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
13938 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
13939 Macroize expander using X87MODEF12 mode macro. Extend operand 1
13940 to XFMode, use acosxf2 and truncate result to requested mode.
13941 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13942 (asin<mode>2): Similarly, with asin expanders.
13943 (*fscalexf4_i387): Rename from *fscalexf4.
13944 (expNcorexf3): New expander.
13945 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
13946 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
13947 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
13948 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
13949 patterns for SSE math.
13950 (exp10<mode>2): Similarly, with exp10 expanders.
13951 (exp2<mode>2): Similarly, with exp2 expanders.
13952 (expm1<mode>2): Similarly, with expm1 expanders.
13953 (ldexp<mode>3): Similarly, with ldexp expanders.
13954 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
13955 Use gen_truncxf<mode>2_i387_noop to truncate result.
13957 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13959 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
13960 for ColdFire targets.
13962 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
13963 Richard Sandiford <richard@codesourcery.com>
13965 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
13966 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
13967 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
13968 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
13969 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13970 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
13972 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13974 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
13975 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
13976 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
13977 (*adddi_dilshr32_cf): New pattern.
13978 (adddi3, subdi3): Remove first alternatives.
13980 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13982 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
13983 implemented using move.l, do not use its cc result for floating-point
13986 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13988 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
13989 from accepting 's' constraints if flag_pic.
13991 2007-01-19 Richard Sandiford <richard@codesourcery.com>
13993 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
13994 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
13995 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
13996 condition from TARGET_68881 to TARGET_HARD_FLOAT.
13998 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
14000 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
14001 ColdFire alternatives.
14002 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
14003 * config/m68k/m68k.md (clzsi2): Define for ColdFire
14004 architectures that support ff1 instruction.
14006 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14007 Julian Brown <julian@codesourcery.com>
14009 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
14010 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
14011 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
14014 2007-01-19 Richard Sandiford <richard@codesourcery.com>
14016 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
14018 (output_move_const_into_data_reg, output_move_simode_const): Delete.
14019 * config/m68k/m68k.c (const_method, const_int_cost): Take a
14020 HOST_WIDE_INT instead of an rtx.
14021 (m68k_rtx_costs): Update call accordingly.
14022 (output_move_const_into_data_reg): Likewise. Fix formatting.
14023 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
14025 (output_move_simode_const): Update calls after above changes.
14026 Rework to use automatic variables and predicates like MEM_P.
14027 * config/m68k/m68k.md (pushexthisi_const): Update call to
14030 2007-01-19 Dirk Mueller <dmueller@suse.de>
14032 * tree-ssa-alias.c (perform_var_substitution): Fix typo
14033 in dump_flags test.
14035 2007-01-19 Richard Guenther <rguenther@suse.de>
14037 * builtins.c (expand_builtin_cexpi): Fall back to expanding
14038 via cexp in case sincos is not available.
14040 2007-01-19 Richard Guenther <rguenther@suse.de>
14042 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
14043 * defaults.h (TARGET_HAS_SINCOS): Default to off.
14044 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
14045 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
14046 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
14047 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
14048 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
14049 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
14051 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
14053 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
14055 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
14056 (atan2xf3): Directly generate RTL pattern.
14057 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
14058 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14059 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14060 disable patterns for SSE math.
14061 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
14062 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
14063 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14064 disable patterns for SSE math.
14066 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
14068 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
14070 2007-01-18 Roger Sayle <roger@eyesopen.com>
14072 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
14073 VIEW_CONVERT_EXPR to the same type as it's operand.
14075 2007-01-18 David Edelsohn <edelsohn@gnu.org>
14077 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
14078 configured for long double 128.
14080 2007-01-18 Mike Stump <mrs@apple.com>
14082 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
14085 2007-01-18 Michael Meissner <michael.meissner@amd.com>
14087 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
14090 2007-01-18 Jan Hubicka <jh@suse.cz>
14092 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
14093 greater than NUM_VOP_FREE_BUCKETS.
14095 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
14097 * tree-ssa-structalias.c: Update comments.
14098 (ptabitmap_obstack): Removed.
14099 (pta_obstack): New.
14100 (oldpta_obstack): Ditto.
14101 (stats): Add a few members.
14102 (struct variable_info): Remove node, complex, address_taken, and
14103 indirect_target members. Add oldsolution member.
14104 (new_var_info): Do not initialize removed members.
14105 (constraint_expr_type): Remove INCLUDES.
14106 (constraint_graph): Add size, implicit_preds, rep,
14107 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
14108 (FIRST_REF_NODE): New macro.
14109 (LAST_REF_NODE): Ditto.
14110 (FIRST_ADDR_NODE): Ditto.
14111 (find): New function.
14113 (dump_constraint): Do not handle INCLUDES.
14114 (insert_into_complex): Do not insert duplicate constraints.
14115 (condense_varmap_nodes): Renamed and rewritten into ...
14116 (merge_node_constraints): This. Also fix bug in handling of
14117 offseted copy constraints.
14118 (clear_edges_for_node): No longer need to deal with preds at all,
14119 or removing associated preds/succs.
14120 (merge_graph_nodes): Deal with indirect_cycles.
14121 Don't deal with predecessors.
14122 (add_implicit_graph_edge): New function.
14123 (add_pred_graph_edge): Ditto.
14124 (add_graph_edge): Don't deal with predecessors.
14125 (build_constraint_graph): Removed.
14126 (build_pred_graph): New function.
14127 (build_succ_graph): Ditto.
14128 (struct scc_info): Removed in_component. Added roots, dfs, and
14129 node_mapping. Remove visited_index, unification_queue.
14130 (scc_visit): Deal with union-find we do now.
14131 Deal with cycles with REF nodes.
14132 (collapse_nodes): Renamed and rewritten to ...
14133 (unify_nodes): This.
14134 (process_unification_queue): Removed.
14135 (topo_visit): Cleanup
14136 (do_da_constraint): Use find.
14137 (do_sd_constraint): Ditto.
14138 (do_ds_constraint): Ditto.
14139 (do_complex_constraint): Ditto.
14140 (init_scc_info): Update for removed and added members.
14141 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
14142 (find_indirect_cycles): This.
14143 (equivalence_class): New variable.
14144 (label_visit): New function.
14145 (perform_variable_substitution): Rewritten.
14146 (free_var_substitution_info): New function.
14147 (find_equivalent_node): Ditto.
14148 (move_complex_constraints): Ditto.
14149 (eliminate_indirect_cycles): Ditto.
14150 (solve_graph): Only propagate changed bits.
14151 Use indirect cycle elimination.
14153 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
14154 (tree_id_eq): Renamed to ...
14155 (tree_vi_eq): This. Update for member change
14156 (insert_id_for_tree): Renamed and rewritten to ...
14157 (insert_vi_for_tree): This.
14158 (lookup_id_for_tree): Renamed and rewritten to ...
14159 (lookup_vi_for_tree): This.
14160 (get_id_for_tree): Renamed and rewritten to ...
14161 (get_vi_for_tree): Ditto.
14162 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
14163 (process_constraint): Don't handle INCLUDES.
14164 Remove special ADDRESSOF case.
14165 (find_func_aliases): Rewrite to use vi functions instead of id
14167 (create_function_info_for): Ditto.
14168 (create_variable_info_for): Ditto.
14169 (intra_create_variable_infos): Ditto.
14170 (merge_smts_into): Ditto.
14171 (find_what_p_points_to): Ditto.
14172 (init_base_vars): Ditto.
14173 (init_alias_vars): Ditto.
14174 (remove_preds_and_fake_succs): New function.
14175 (dump_sa_points_to_info): Dump new stats.
14176 (dump_solution_for_var): Use find.
14177 (set_used_smts): Fix formatting.
14178 (compute_points_to_sets): Updated for new functions.
14179 (ipa_pta_execute): Ditto.
14181 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14182 Richard Sandiford <richard@codesourcery.com>
14184 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
14186 * calls.c (expand_call): If the return value is a PARALLEL,
14187 extract its first member.
14188 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
14189 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14190 use FUNCTION_EXTRA_EPILOGUE.
14191 (m68k_function_value): Return a PARALLEL if the return value
14192 is of a pointer type.
14193 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
14194 (FUNCTION_EXTRA_EPILOGUE): Remove.
14195 * config/m68k/m68k.md (D0_REG): New constant.
14197 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14199 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
14200 output a NOP for empty epilogues.
14202 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14204 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
14205 before function. Extend register save check to include all
14206 registers, not just integer ones.
14208 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14210 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
14211 (m68k_use_return_insn): ...this.
14212 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
14213 * config/m68k/m68k.c (use_return_insn): Rename to...
14214 (m68k_use_return_insn): ...this.
14215 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
14216 of USE_RETURN_INSN.
14218 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14220 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
14221 nearest even, fix denormal rounding overflow.
14223 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14225 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
14226 f%$smove and f%$move.
14227 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
14228 (extendsfdf2_cf): Use fdmove instead of f%&move.
14229 (truncdfsf2_cf): Use fsmove instead of f%$smove.
14230 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
14232 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14234 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
14237 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14239 * real.h (real_format): Add a canonical_nan_lsbs_set field.
14240 (coldfire_single_format): Declare.
14241 (coldfire_double_format): Likewise.
14242 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
14243 of qnan_msb_set to determine the lower bits of a canonical
14245 (encode_ieee_double): Likewise.
14246 (encode_ieee_quad): Likewise.
14247 (ieee_single_format): Initialize canonical_nan_lsbs_set.
14248 (mips_single_format): Likewise.
14249 (ieee_double_format): Likewise.
14250 (mips_double_format): Likewise.
14251 (ieee_extended_motorola_format): Likewise.
14252 (ieee_extended_intel_96_format): Likewise.
14253 (ieee_extended_intel_128_format): Likewise.
14254 (ieee_extended_intel_96_round_53_format): Likewise.
14255 (ibm_extended_format): Likewise.
14256 (mips_extended_format): Likewise.
14257 (ieee_quad_format): Likewise.
14258 (mips_quad_format): Likewise.
14259 (vax_f_format): Likewise.
14260 (vax_d_format): Likewise.
14261 (vax_g_format): Likewise.
14262 (i370_single_format): Likewise.
14263 (i370_double_format): Likewise.
14264 (decimal_single_format): Likewise.
14265 (decimal_double_format): Likewise.
14266 (decimal_quad_format): Likewise.
14267 (c4x_single_format): Likewise.
14268 (c4x_extended_format): Likewise.
14269 (real_internal_format): Likewise.
14270 (coldfire_single_format): New real_format.
14271 (coldfire_double_format): Likewise.
14272 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
14273 canonical_nan_lsbs_set.
14274 (pdp11_d_format): Likewise.
14275 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
14276 if TARGET_COLDFIRE_CPU.
14278 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14280 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
14281 (output_call, m68k_legitimize_call_address): Declare.
14282 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
14283 parenthesees. Add support for a 'W' constraint.
14284 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
14285 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
14286 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
14287 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
14289 (override_options): Initialize them. Do not set flag_no_function_cse
14290 for TARGET_ID_SHARED_LIBRARY.
14291 (m68k_output_pic_call): Delete.
14292 (m68k_legitimize_call_address): New function.
14293 (print_operand): Remove the %o prefix. Handle the %p prefix.
14294 (output_call): New function.
14295 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
14296 target address from the GOT if symbolic jumps are not allowed.
14297 * config/m68k/m68k.md (call, general_operand): Do not set
14298 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
14299 Merge separate flag_pic and !flag_pic define_insns into...
14300 (*call, *call_value): ...these new patterns. Match the address
14301 rather than the containing MEM and require it to be a call_operand.
14302 Use output_call to generate the asm template.
14303 * config/m68k/predicates.md (const_call_operand): New predicate.
14304 (call_operand): Likewise.
14306 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14308 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
14309 (STACK_GROWS_DOWNWARD): Define to 1.
14310 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
14311 comments, emphasizing that these values are only defaults.
14312 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
14313 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
14315 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14317 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
14319 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
14320 Richard Sandiford <richard@codesourcery.com>
14322 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
14323 (FP_REGNO_P): New macros.
14324 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
14325 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
14326 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
14327 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
14329 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14331 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14332 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
14334 * config/m68k/t-floatlib: New file, extracting common code from...
14335 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
14336 * config/m68k/t-uclinux: Here.
14337 * config/m68k/fpgnulib.c: Do not compile extendeed precision
14338 routines on ColdFire targets.
14340 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
14342 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14343 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
14344 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
14345 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
14346 explicitly set MOTOROLA to 1.
14347 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
14349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14350 Nathan Sidwell <nathan@codesourcery.com>
14352 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
14353 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
14354 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
14355 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
14356 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
14357 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
14358 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
14359 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
14360 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
14361 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14362 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
14363 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
14364 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
14365 (DBX_REGISTER_NUMBER): Delete.
14366 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
14367 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
14368 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
14370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14372 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
14373 * config/flat.h: New file.
14374 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
14375 OBJECT_FORMAT_FLAT.
14376 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
14377 indirect references for -msep-data or -mid-shared-library.
14378 Do not use PC-relative code addresses either.
14379 * config/m68k/m68k.c (override_options): Restrict -fPIC error
14381 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
14382 for shared libraries and crt1.o for executables. Use crti.o and
14384 (ENDFILE_SPEC): Use crtend.o and crtn.o.
14385 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
14386 Do not add -elf2flt or -shared-lib-id options here.
14387 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
14388 Pass -shared-lib-id if -mid-shared-library, taking the library
14389 identifier from -mshared-library-id if given, otherwise
14391 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
14392 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
14393 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
14394 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
14395 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
14396 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
14398 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
14399 jump sequence for ISA A and ISA A+.
14400 (PICJUMP): Likewise.
14402 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14404 * config.gcc (m68k-*-uclinux*): Base the port on the common
14405 and m68k GNU/Linux files rather than on the generic ELF ones.
14406 * config/m68k/uclinux.h (TARGET_VERSION): Override.
14407 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
14409 2007-01-18 Julian Brown <julian@codesourcery.com>
14410 Richard Sandiford <richard@codesourcery.com>
14412 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
14413 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14414 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
14416 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
14417 80 unconditionally.
14418 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
14420 2007-01-18 Richard Sandiford <richard@codesourcery.com>
14422 * doc/install.texi: Document m68k-uclinuxoldabi.
14423 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
14424 * config/m68k/uclinux-oldabi.h: New file, copied from
14425 config/m68k/uclinux.h.
14427 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
14429 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
14430 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
14431 (m32r_compute_frame_size): Use unsigned for regno.
14432 (m32r_reload_lr): Use gen_frame_mem.
14434 (m32r_output_function_epilogue): Don't output the function epilogue
14436 (m32r_expand_epilogue): New.
14437 (direct_return): Return false if the function has the interrupt
14439 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
14440 * config/m32r/m32r.md (epilogue): New expander.
14441 (return_lr, return_rte): New insns.
14442 (return): Make it expander.
14443 (return_normal): New expander.
14445 2007-01-18 Josh Conner <jconner@apple.com>
14448 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
14449 support for UNLE, UNLT, UNGE, and UNGT.
14451 2007-01-18 Jan Hubicka <jh@suse.cz>
14453 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
14454 * tree-tailcall (add_virtual_phis): Likewise.
14455 (optimize_tail_call): Return TODOs.
14456 (execute_tail_calls): Return TODOs.
14457 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
14458 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
14460 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14461 Cleanup cfg using TODO.
14462 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
14463 * passes.c (execute_function_todo): When cleanup did something, remove
14465 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
14466 (make_edges): Don't cleanup_cfg.
14468 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
14470 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
14471 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
14472 operate on the top of stack.
14473 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
14474 register handling of instructions that output to the second
14476 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
14477 (move_for_stack_reg): Special-case check for dead destination
14478 stack slot for constant load of 1.0 inside UNSPEC_TAN.
14480 * config/i386/i386.md (UNSPEC_TAN): New constant.
14481 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
14482 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
14483 to correctly model move of constant 1.0 to top stack slot.
14484 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
14485 (unnamed peephole2 pattern): Remove corresponding peephole2
14486 pattern that optimizes tan insn and loading of constant 1.0.
14487 (tanxf2): Use fptanxf4_i387.
14488 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
14489 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
14490 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
14491 disable patterns for SSE math.
14492 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
14493 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
14495 2007-01-18 Dirk Mueller <dmueller@suse.de>
14496 Richard Guenther <rguenther@suse.de>
14499 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
14500 * common.opt (Warray-bounds): Add new warning option.
14501 * c-opts.c (c_common_handle_option): Define -Warray-bounds
14503 * Makefile.in: make tree-vrp.o depend on toplev.h
14504 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
14506 (check_array_refs, check_array_bounds, check_array_ref): New.
14508 2007-01-18 Jan Hubicka <jh@suse.cz>
14510 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
14511 (execute_ssa_ccp): Return flags conditionally.
14512 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
14514 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
14516 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
14518 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
14519 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
14521 * Makefile.c (GTFILES): Add cfglayout.h.
14522 * gengtype.c (open_base_files): Likewise.
14523 * cfglayout.c (cfg_layout_function_footer,
14524 cfg_layout_function_header) Reindent to make gengtype happy.
14525 * cfglayout.h (cfg_layout_function_footer,
14526 cfg_layout_function_header): Add GTY(()) marker.
14528 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
14530 2007-01-18 Ben Elliston <bje@au.ibm.com>
14532 * genautomata.c (write_automata): Include xstrerror output in the
14533 error message if writing the DFA description file fails.
14535 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
14537 * config/mips/mips-protos.h (mips_output_external): Make it
14539 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
14540 * config/mips/mips.c (irix_output_external_libcall): Likewise.
14541 (extern_list): Likewise.
14542 (extern_head): Likewise.
14543 (TARGET_ASM_FILE_END): Likewise.
14544 (mips_file_end): Likewise.
14545 (mips_output_external): Rewritten.
14547 2007-01-18 Ben Elliston <bje@au.ibm.com>
14549 * genpreds.c (write_insn_preds_c): Only write out the function
14550 body for regclass_for_constraint if we have register constraints.
14552 2007-01-17 Tom Tromey <tromey@redhat.com>
14554 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
14555 * doc/install.texi (Testing): Use sourceware.org.
14556 (Binaries): Likewise.
14557 (Specific): Likewise.
14558 * doc/contrib.texi (Contributors): Use sourceware.org.
14560 2007-01-17 Anatoly Sokolov <aesok@post.ru>
14562 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
14563 (AVR_ENHANCED): Rename to ...
14564 (AVR_HAVE_MUL): ... new.
14565 (avr_enhanced_p): Rename to ...
14566 (avr_have_mul_p): ... new.
14567 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
14568 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
14569 * config/avr/avr.c (avr_enhanced_p): Rename to ...
14570 (avr_have_mul_p): ... new.
14571 (base_arch_s): Rename 'enhanced' to 'have_mul'.
14572 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
14573 'avr_enhanced_p' and 'enhanced'.
14574 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
14575 AVR_HAVE_MUL instead of AVR_ENHANCED.
14576 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14577 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
14578 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
14579 instead of AVR_ENHANCED.
14580 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
14581 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
14582 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
14584 2007-01-17 Ian Lance Taylor <iant@google.com>
14586 * vec.h (VEC_reserve_exact): Define.
14587 (vec_gc_p_reserve_exact): Declare.
14588 (vec_gc_o_reserve_exact): Declare.
14589 (vec_heap_p_reserve_exact): Declare.
14590 (vec_heap_o_reserve_exact): Declare.
14591 (VEC_OP (T,A,reserve_exact)): New static inline function, three
14593 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
14594 negative parameter.
14595 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
14596 (VEC_OP (T,A,copy)) [all versions]: Likewise.
14597 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
14598 * vec.c (calculate_allocation): Add exact parameter. Change all
14600 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
14601 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
14602 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
14603 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
14604 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
14605 (vec_heap_p_reserve_exact): New function.
14606 (vec_heap_o_reserve_exact): New function.
14608 2007-01-17 Jan Hubicka <jh@suse.cz>
14610 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
14612 2007-01-17 Eric Christopher <echristo@apple.com>
14614 * config.gcc: Support core2 processor.
14616 2007-01-16 Jan Hubicka <jh@suse.cz>
14618 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
14619 the names, just unlink the chain so we don't crash on dangling pointers
14622 2007-01-16 Jan Hubicka <jh@suse.cz>
14624 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
14625 * tree-pass.h: Reorder to make IPA passes appear toegher.
14626 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
14627 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
14628 parameters, do not call early inliner.
14629 * ipa-inline.c: Update comments. Include tree-flow.h
14630 (cgraph_decide_inlining): Do not compute inlining parameters.
14631 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
14632 be called with function context set up.
14633 (pass_ipa_inline): Remove unreachable functions before pass.
14634 (cgraph_early_inlining): Simplify assuming to be called from the
14636 (pass_early_inline): New pass.
14637 (cgraph_gate_ipa_early_inlining): New gate.
14638 (pass_ipa_early_inline): Turn into simple wrapper.
14639 (compute_inline_parameters): New function.
14640 (gate_inline_passes): New gate.
14641 (pass_inline_parameters): New pass.
14642 (apply_inline): Move here from tree-optimize.c
14643 (pass_apply_inline): New pass.
14644 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
14646 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
14647 doing them by hand.
14648 (tree_function_versioning): Do not allocate dummy struct function.
14649 * tree-inline.h (optimize_inline_calls): Update prototype.
14650 * tree-optimize.c (execute_fixup_cfg): Export.
14651 (pass_fixup_cfg): Remove
14652 (tree_rest_of_compilation): Do not apply inlines.
14653 * tree-flow.h (execute_fixup_cfg): Declare.
14654 * Makefile.in (gt-passes.c): New.
14655 * passes.c: Include gt-passes.h
14656 (init_optimization_passes): New passes.
14657 (nnodes, order): New static vars.
14658 (do_per_function_toporder): New function.
14659 (execute_one_pass): Dump current pass here.
14660 (execute_ipa_pass_list): Don't dump current pass here.
14662 2007-01-16 Janis Johnson <janis187@us.ibm.com>
14664 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
14665 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
14667 2007-01-16 David Edelsohn <edelsohn@gnu.org>
14669 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
14670 (strong_alias): Define.
14671 (__gcc_qmul): Provide non-FMA for soft-float.
14672 (__gcc_qdiv): Same.
14677 (__gcc_qunord): New.
14687 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
14688 soft-float functions.
14689 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
14690 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
14691 about long double soft float.
14693 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
14694 Tehila Meyzels <tehila@il.ibm.com>
14696 * tree-vectorizer.h (is_pattern_stmt_p): New.
14697 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
14698 formatting (tabs instead of spaces). Cleanup and clarify setting
14699 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
14700 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
14701 (vectorizable_type_demotion): Check that types are integral.
14702 (vectorizable_type_promotion): Likewise.
14703 (vectorizable_store): Fix typo. Eliminate new-line at end of
14706 2007-01-16 Jan Hubicka <jh@suse.cz>
14708 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
14711 2007-01-15 Eric Christopher <echristo@apple.com>
14713 * ifcvt.c: Include vec.h, vecprim.h.
14714 (check_cond_move_block): New argument regs.
14715 Reorganize. Add registers used to regs.
14716 (cond_move_process_if_block): Use regs set above as
14719 2007-01-15 Eric Christopher <echristo@apple.com>
14721 * config/darwin.h: Update copyright.
14722 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
14723 (LINK_COMMAND_SPEC): Add -u.
14724 (LINK_SPEC): Fix umbrella for above.
14726 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
14728 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
14731 2007-01-15 Tom Tromey <tromey@redhat.com>
14733 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
14734 * doc/install.texi (Testing): Don't mention jacks.
14735 (Configuration): Document --enable-java-maintainer-mode. Move
14736 --with-java-home to libgcj-specific section. Document
14738 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
14740 2007-01-15 Jan Hubicka <jh@suse.cz>
14742 * tree-ssa-dce.c (DCE_TODOs): New.
14743 (propagate_necessity): Return if something changed.
14744 (eliminate_unnecessary_stmts): Likewise.
14745 (perform_tree_ssa_dce): Return TODO flags when needed.
14746 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
14748 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
14750 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
14751 (fyl2x_extend<mode>xf3_i387): New insn pattern.
14752 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
14753 patterns using X87MODEF12 mode macro. Extend operand 1
14754 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
14755 (log10<mode>2): Ditto.
14756 (log2<mode>2): Ditto.
14757 (log1p<mode>2): Ditto.
14758 (logb<mode>2): Ditto.
14759 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
14760 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
14761 (*fxtractxf3_i387): Rename from *fxtractxf3.
14762 (fxtract_extend<mode>xf3_i387): New insn pattern.
14763 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
14764 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
14765 and gen_fyl2xxf3_i387().
14767 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
14769 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
14770 * cfgloopmanip.c (fix_loop_placement): Made static. Use
14771 get_loop_exit_edges. Changed return type to bool.
14772 * cfgloop.h (fix_loop_placement): Declaration removed.
14774 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
14776 * param.h (MIN_VECT_LOOP_BOUND): New.
14777 * params.def (MIN_VECT_LOOP_BOUND): New.
14778 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
14779 argument - minimum threshold for number of iterations.
14780 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
14781 argument to declaration.
14782 * tree-vect-analyze.c (vect_analyze_operations): Check value of
14783 MIN_VECT_LOOP_BOUND.
14784 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
14785 slpeel_tree_peel_loop_to_edge with additional argument.
14786 (vect_do_peeling_for_alignment): Likewise.
14787 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
14789 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
14792 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
14793 operands of size 1.
14795 2007-01-14 Jan Hubicka <jh@suse.cz>
14797 * tree-dfa.c (remove_referenced_var): New function.
14798 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
14799 prune referenced vars list too.
14800 * tree-flow.h (remove_referenced_var): Declare.
14802 2007-01-14 Jan Hubicka <jh@suse.cz>
14804 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
14806 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
14807 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
14808 * except.h (verify_eh_throw_table_statements): Kill prototype.
14809 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
14810 into call exrepssions.
14811 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
14813 * tree-cfg.c: Include pointer-set.h.
14814 (verify_node_sharing): Work on pointer set.
14815 (verify_eh_throw_stmt_node): New.
14816 (verify_stmts): Use pointers sets, verify throw_stmt.
14818 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
14820 * ipa-reference.c (analyze_function): Consider also addresses taken
14823 2007-01-12 Roger Sayle <roger@eyesopen.com>
14825 * c-typeck.c (null_pointer_constant_p): Replace use of
14826 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14827 (build_c_cast): Likewise.
14829 2007-01-12 Roger Sayle <roger@eyesopen.com>
14831 * tree.h (force_fit_type_double): Remove unused final argument.
14832 * c-common.c (constant_expression_warning): Replace use of
14833 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14834 (convert_and_check): Likewise.
14835 (shorten_compare): Update call to force_fit_type_double.
14836 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
14837 * convert.c (convert_to_pointer): Update call to
14838 force_fit_type_double.
14839 * fold-const.c (force_fit_type_double): Remove overflowed_const
14841 (int_const_binop, fold_convert_const_int_from_int,
14842 fold_convert_const_int_from_real, fold_div_compare,
14843 fold_sign_changed_comparison, fold_unary, fold_negate_const,
14844 fold_abs_const, fold_not_const): Remove the final argument from
14845 calls to force_fit_type_double.
14847 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14849 * configure.ac: Set insn to "nop" for spu-*-* also.
14850 * configure: Regenerate.
14852 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
14854 * builtins.def : Add BUILT_IN_FREE.
14856 2007-01-12 Jan Hubicka <jh@suse.cz>
14858 PR tree-optimization/30443
14859 * tree-inline.c (tree_function_versioning): Do not optimize when
14860 cloning for inlining.
14862 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
14864 * doc/loop.texi: Document recording of loop exits.
14865 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
14866 (update_single_exits_after_duplication,
14867 update_single_exit_for_duplicated_loop,
14868 update_single_exit_for_duplicated_loops): Removed.
14869 (duplicate_loop_to_header_edge): Do not call
14870 update_single_exits_after_duplication and
14871 update_single_exit_for_duplicated_loops.
14872 (loop_version): Do not update single_exit information.
14873 (fix_loop_structure): Use record_loop_exits instead of
14874 mark_single_exit_loops.
14875 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
14876 the lists of loop exits.
14877 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
14878 split_edge, merge_blocks): Update the lists of loop exits.
14879 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
14880 loop_optimizer_init.
14881 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
14882 of mark_single_exit_loops.
14883 (loop_optimizer_finalize): Call release_recorded_exits.
14884 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
14885 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
14886 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
14887 update single exit information.
14888 * lambda-code.c (perfect_nestify): Ditto.
14889 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
14890 (mark_single_exit_loops): Removed.
14891 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
14892 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
14893 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
14895 (get_loop_exit_edges, single_exit): Use recorded exit lists.
14896 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
14897 (verify_loop_structure): Verify consistency of the exit lists.
14898 (flow_loops_find): Use alloc_loop. Initialize exits hash.
14899 (set_single_exit): Removed.
14900 * cfgloop.h (struct loop_exit): New function.
14901 (struct loop): single_exit_ field replaced by exits field.
14902 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
14903 (struct loops): Added exits hash.
14904 (mark_single_exit_loops, set_single_exit): Declaration removed.
14905 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
14907 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14909 * doc/invoke.texi: Avoid use of @headitem.
14911 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14913 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
14915 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14917 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
14920 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14921 Richard Sandiford <richard@codesourcery.com>
14923 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
14924 * config/m68k/m68k.opt: Resort options.
14925 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
14927 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
14928 Richard Sandiford <richard@codesourcery.com>
14930 * doc/invoke.texi: Document the macros that are defined by
14931 m68k's -mtune and -mhard-float options.
14932 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
14933 (m68k_cpp_cpu_family): Likewise.
14934 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
14935 of __ucfv*__ macros. Define __mcffpu__ if generating code for
14936 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
14937 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
14938 (m68k_cpp_cpu_family): Likewise.
14940 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14942 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
14943 macros besides mc68000 as tuning macros. Use a switch statement
14944 to set them and mcpu32.
14946 2007-01-12 Julian Brown <julian@codesourcery.com>
14948 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
14949 (TARGET_68040_ONLY): Rename to...
14950 (TARGET_68040): ...this.
14951 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
14952 * config/m68k/m68k.md: Likewise.
14954 2007-01-12 Julian Brown <julian@codesourcery.com>
14955 Nathan Sidwell <nathan@codesourcery.com>
14956 Richard Sandiford <richard@codesourcery.com>
14958 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
14959 the -mcpu= argument associated with the --with-cpu setting.
14960 Define M68K_DEFAULT_TUNE to the default -mtune= option,
14961 if different from the one implied by the -mcpu setting.
14962 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
14963 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
14964 * doc/invoke.texi: Mention ColdFire in the introduction to the
14965 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
14966 -mno-div and -mhard-float options. Make -m68881 a synonym for
14967 -mhard-float. Document the previously-undocumented -m5206e,
14968 -m528x, -m5307 and -m5407 options. Tweak the existing option
14969 documentation for consistency.
14970 * doc/install.texi: Mention new --with-cpu arguments.
14971 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
14972 default CPU if neither -mcpu nor -march are specified.
14973 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
14974 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
14975 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
14976 using m68k_tune to decide between families that implement the
14977 same ISA. Use m68k_tune to set __mcfv4e__.
14978 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
14979 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
14980 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
14981 (FL_ISA_C, FL_ISA_MMU): New macros.
14982 (MASK_COLDFIRE): Delete.
14983 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
14984 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
14985 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
14986 (TARGET_HARD_FLOAT): Do not define here.
14987 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
14988 (TUNE_68000): New macro.
14989 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
14990 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
14991 (TUNE_CFV2): Redefine in terms of m68k_tune.
14992 (uarch_type, target_device, fpu_type): New enums.
14993 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
14994 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
14995 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
14996 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
14997 (FL_FOR_isa_c): New macros.
14998 (m68k_isa): New enum.
14999 (m68k_target_selection): New structure.
15000 (all_devices, all_isas, all_microarchs): New tables.
15001 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
15002 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
15003 (MASK_ALL_CPU_BITS): Delete.
15004 (m68k_find_selection): New function.
15005 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
15006 Map the legacy target options to a combination of the new ones.
15007 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
15008 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
15009 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
15011 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
15012 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
15014 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
15015 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
15016 * config/m68k/m68k-devices.def: New file.
15018 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15019 Nathan Sidwell <nathan@codesourcery.com>
15021 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
15022 (SUBTARGET_EXTRA_SPECS): New macros.
15023 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
15024 use %(asm_cpu_spec) instead.
15025 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
15026 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
15027 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
15028 (EXTRA_SPECS): Rename to...
15029 (SUBTARGET_EXTRA_SPECS): ...this.
15031 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
15032 Richard Sandiford <richard@codesourcery.com>
15033 Julian Brown <julian@codesourcery.com>
15035 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15036 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
15037 to the configuration's default CPU.
15038 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
15039 Remove default masks.
15040 (m680[012]0-*-*): Set the default with_cpu to the first part of
15042 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
15043 (m68k*-*-linux): Extend the --with-cpu handling to...
15044 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
15045 and m68010. Don't set target_cpu_default2.
15046 * doc/install.texi: Document --with-cpu for m68k.
15047 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
15048 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
15049 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
15050 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
15051 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
15052 (ASM_SPEC): Remove use of %(asm_cpu_default).
15053 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
15054 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
15055 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
15056 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
15057 __HAVE_FPU__ if TARGET_HARD_FLOAT.
15058 (TARGET_DEFAULT): Delete.
15059 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
15060 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
15061 (CPP_CPU_SPEC): Delete.
15062 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
15063 the appropriate string.
15064 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
15065 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
15066 (ASM_SPEC): Don't use %(asm_default_spec).
15067 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
15068 TARGET_DEFAULT and add MASK_68881.
15069 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
15071 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15073 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
15074 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
15075 MASK_68010 alongside MASK_68020.
15076 * doc/invoke.texi: Document -m68010.
15077 * config/m68k/m68k.opt (m68010): New.
15078 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
15080 (TUNE_68010): New macro.
15081 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
15082 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
15083 (M68K_CPU_m68332): Add MASK_68010.
15084 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
15085 fallback definition.
15086 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
15088 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
15089 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
15090 to all entries that use MASK_68020.
15091 (output_move_simode_const, output_move_himode, output_move_qimode)
15092 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
15093 instead of TARGET_68020 to select clr behavior. Remove comment
15094 about there being no TARGET_68010.
15095 * config/m68k/m68k.md: Likewise throughout.
15097 2007-01-12 Julian Brown <julian@codesourcery.com>
15099 * config/m68k/m68k.h (TARGET_ISAB): New macro.
15100 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
15101 * config/m68k/m68k.md: Likewise.
15103 2007-01-12 Julian Brown <julian@codesourcery.com>
15105 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
15106 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
15108 2007-01-12 Julian Brown <julian@codesourcery.com>
15110 * config/m68k/m68k.h (TUNE_68040_60): New macro.
15111 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
15112 * config/m68k/m68k.md: Likewise.
15114 2007-01-12 Julian Brown <julian@codesourcery.com>
15115 Richard Sandiford <richard@codesourcery.com>
15117 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
15118 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
15119 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
15121 (TARGET_CPU32): Rename to...
15122 (TUNE_CPU32): ...this.
15123 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
15124 (TUNE_CFV2): New macros.
15125 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
15126 remove conditions that are implied by TARGET_68020.
15127 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
15128 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
15129 (m68k_output_function_epilogue): Likewise.
15130 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
15131 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
15132 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
15133 non-68000 timings. Refactor multiplication and division costs.
15134 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
15135 TUNE_CPU32 instead of TARGET_CPU32.
15136 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
15137 and TUNE_68060 instead of TARGET_68060.
15138 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
15139 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
15141 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
15142 && !TARGET_COLDFIRE" to choose between moveq and clr.
15143 Likewise in the unnamed movsf pattern.
15144 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
15145 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
15148 2007-01-12 Richard Sandiford <richard@codesourcery.com>
15150 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
15151 of tabbing before backslashes.
15153 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15155 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
15156 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
15157 (ASM_OUTPUT_INTERNAL_LABEL): Define.
15159 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15161 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
15162 find_interesting_uses_cond.
15163 (find_interesting_uses_cond): Use extract_cond_operands.
15164 (rewrite_use_compare): Use extract_cond_operands and
15165 force_gimple_operand_bsi. Do not call update_stmt.
15166 (determine_use_iv_cost_condition): Use extract_cond_operands.
15167 Return cheaper of using original bound and changing the exit bound.
15169 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15171 PR tree-optimization/29516
15172 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
15173 most_expensive_mult_to_index, addr_to_parts,
15174 create_mem_ref, maybe_fold_tmr): Make the type of
15175 fields of TARGET_MEM_REF sizetype.
15176 (move_fixed_address_to_symbol, move_pointer_to_base):
15178 * tree.def (TARGET_MEM_REF): Add comment on types of
15181 2007-01-11 Joseph Myers <joseph@codesourcery.com>
15183 * c-common.c (vector_types_convertible_p): Treat opaque types as
15184 always convertible if they have the same size, but not otherwise.
15186 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
15188 * ifcvt.c (struct noce_if_info): Add comments to the fields.
15189 Remove the b_unconditional field.
15190 (noce_try_sign_mask): Do not look at b_unconditional.
15191 (noce_process_if_block): Do not use merge_if_blocks. Update
15192 the CFG here. Do not set b_unconditional.
15193 (cond_move_process_if_block): Likewise.
15194 (find_cond_trap): Likewise.
15195 (check_cond_move_block): Require simple jump insns at the end
15196 of the basic block.
15198 2007-01-11 Jan Hubicka <jh@suse.cz>
15200 PR tree-optimization/1046
15201 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
15202 when alias info is not ready.
15203 (pass_tail_recursion): Do not require aliasing.
15204 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
15205 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
15206 * tree-ssa-copy.c (pass_copy_prop): Likewise.
15207 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
15208 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
15209 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
15210 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
15212 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
15213 When aliasing is not build, mark statement as volatile.
15215 2007-01-11 Tom Tromey <tromey@redhat.com>
15217 PR preprocessor/15185, PR preprocessor/20989:
15218 * doc/cppopts.texi <-MT>: Update description of algorithm for
15219 computing default target.
15220 <-M, -MD>: Reword "basename" text.
15222 2007-01-11 Roger Sayle <roger@eyesopen.com>
15224 * builtins.c (expand_builtin_pow, expand_builtin_powi,
15225 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
15226 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15227 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
15228 fold_builtin_bswap, real_constp, fold_builtin_pow,
15229 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
15230 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
15231 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
15232 * convert.c (convert_to_pointer): Likewise.
15233 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15234 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
15235 const_binop, fold_convert_const_int_from_int,
15236 fold_convert_const_int_from_real,
15237 fold_convert_const_real_from_real, sign_bit_p,
15238 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
15239 fold_sign_changed_comparison, fold_unary, fold_comparison,
15240 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
15241 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
15242 * print-tree.c (print_node_brief, print_node): Likewise.
15243 * stor-layout.c (place_field, layout_type): Likewise.
15244 * tree-chrec.c (keep_cast): Likewise.
15245 * tree.c (build_vector, build_real, build_real_from_int_cst,
15246 build_complex): Likewise.
15248 2007-01-11 Roger Sayle <roger@eyesopen.com>
15250 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
15251 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
15253 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
15255 * configure.ac (strict1_warn): Rename to strict_warn.
15256 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
15257 cc_set_by_configure, quoted_cc_set_by_configure,
15258 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
15259 all_boot_languages, all_stagestuff): Remove.
15260 (target_list): Remove bootstrap targets.
15261 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
15262 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
15263 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
15264 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
15265 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
15266 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
15267 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
15268 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
15269 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
15270 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
15271 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
15272 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
15273 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
15274 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
15275 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
15276 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
15277 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
15278 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
15279 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
15280 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
15281 (mostlyclean): Adjust.
15282 (clean, distclean): Don't mention bootstrap stuff.
15283 * configure: Regenerate.
15284 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
15285 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
15286 treelang/config-lang.in (stagestuff): Remove.
15287 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
15288 stageprofile, stagefeedback, stagestuff): Remove mention.
15290 2007-01-11 Nick Clifton <nickc@redhat.com>
15292 * config/mcore/predicates.md (mcore_general_movesrc_operand):
15294 (mcore_general_movdst_operand): Do not accept CONST_INTs.
15295 (mcore_arith_K_S_operand): Run the test for the S constraint not
15296 the test for the M constraint.
15297 (mcore_addsub_operand): Do not accept integer values that are
15298 larger than 32 bits.
15299 * config/mcore/mcore.md: Remove unused constraints from split.
15300 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
15301 (addsi3): Likewise.
15302 (allocate_stack): Likewise.
15303 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
15304 operands to 32 bits.
15305 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
15307 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
15308 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
15309 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
15310 mcore_output_bclri, mcore_output_andn, output_inline_const,
15311 mcore_output_move, mcore_output_movedouble): Likewise.
15312 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
15313 (output_inline_const): Likewise.
15314 (output_inline_const): Fix format strings used in sprintf
15316 * config/mcore/mcore-protos.h: Update prototypes for changed
15317 functions in mcore.c.
15318 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
15319 HOST_WIDE_INT and not int.
15320 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
15321 CONST_OK_FOR_N): Likewise.
15322 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
15323 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
15326 2007-01-10 Jan Hubicka <jh@suse.cz>
15328 * tree-vrp.c (remove_range_assertions): Release defs.
15329 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
15330 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
15332 2007-01-10 Paul Brook <paul@codesourcery.com>
15334 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
15335 * config/arm/arm.md (mulsi3subsi): New insn.
15337 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
15339 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
15340 (tree_transform_and_unroll_loop): New.
15341 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
15344 2007-01-10 Robert Kennedy <jimbob@google.com>
15346 * fold-const.c (fold_comparison): Fold comparisons like (x *
15347 1000 < 0) to (x < 0).
15349 2007-01-10 Ian Lance Taylor <iant@google.com>
15351 * tree-pretty-print.c (dump_generic_node): Print parentheses when
15352 operands have the same priority.
15354 2007-01-10 Tom Tromey <tromey@redhat.com>
15356 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
15357 (fold_binary): Likewise.
15358 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
15359 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
15360 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
15361 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
15362 * langhooks.h (struct lang_hooks): Removed field
15363 'can_use_bit_fields_p'.
15365 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
15367 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
15369 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
15371 * function.c (get_last_funcdef_no): New function.
15372 * function.h (get_last_funcdef_no): Declare.
15373 * tree-inline.c (initialize_cfun): Add initialization.
15374 (tree_function_versioning): Cleanup.
15376 2007-01-10 Jan Hubicka <jh@suse.cz>
15378 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
15381 2007-01-10 Sa Liu <saliu@de.ibm.com>
15382 Ben Elliston <bje@au.ibm.com>
15384 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
15385 for SAVE_NONLOCAL and Pmode for any other save level.
15386 * spu-protos.h (spu_restore_stack_block): Declare.
15387 * spu.md (save_stack_block): Remove.
15388 (restore_stack_block): Call spu_restore_stack_block.
15389 * spu.c (spu_restore_stack_block): New function.
15390 (spu_expand_epilogue): Remove old comment.
15392 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15394 PR tree-optimization/30322
15395 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
15396 (cand_value_at): Return the value as aff_tree.
15397 (may_eliminate_iv): Convert the bound from aff_tree to tree.
15398 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
15399 aff_combination_mult): New functions.
15400 (aff_combination_add): Use aff_combination_add_cst.
15401 (aff_combination_convert): Allow conversions to a wider type.
15402 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
15403 * tree-affine.h (aff_combination_mult): Declare.
15405 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
15407 * doc/tm.texi: Update documentation to reflect reality of exec
15408 and start file search behaviours. Update copyright year.
15409 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
15410 header file directories.
15412 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
15414 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
15415 (*cosxf2): Rename to cosxf2_i387.
15416 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
15417 using X87MODEF12 mode macro. Rename patterns to
15418 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
15420 (*cosdf2, *cossf2): Ditto.
15421 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
15422 to match extended input operands.
15423 (sincos<mode>3): New expander.
15424 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
15425 insn patterns and corresponding splitters.
15427 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
15429 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
15430 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
15432 2007-01-09 Nicolas Pitre <nico@cam.org>
15435 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
15437 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15439 * target.h (struct gcc_target): New field library_rtti_comdat.
15440 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
15441 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
15442 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
15443 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
15445 2007-01-08 Geoffrey Keating <geoffk@apple.com>
15447 * doc/invoke.texi (Optimize Options): Correct description of -O0.
15449 2007-01-08 Richard Guenther <rguenther@suse.de>
15451 * tree.h (force_fit_type_double): Export.
15452 (force_fit_type): Remove.
15453 * fold-const.c (force_fit_type_double): New function.
15454 (force_fit_type): Remove.
15455 (int_const_binop): Use it.
15456 (fold_convert_const_int_from_int): Likewise.
15457 (fold_convert_const_int_from_real): Likewise.
15458 (fold_div_compare): Likewise.
15459 (fold_sign_changed_comparison): Likewise.
15460 (fold_unary): Likewise.
15461 (fold_negate_const): Likewise.
15462 (fold_abs_const): Likewise.
15463 (fold_not_const): Likewise.
15464 * c-common.c (shorten_compare): Use force_fit_type_double.
15465 * convert.c (convert_to_pointer): Likewise.
15467 2007-01-08 Richard Guenther <rguenther@suse.de>
15469 * tree.h (build_int_cst_wide_type): Export.
15470 * tree.c (build_int_cst_wide_type): New function.
15471 (build_int_cst_wide): Fix comment.
15472 * builtins.c (fold_builtin_object_size): Use build_int_cst
15473 to build -1 or 0 of the correct type. Use fit_double_type
15474 to check for overflow.
15475 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
15477 (decode_field_reference): Likewise.
15478 (all_ones_mask_p): Likewise.
15479 (native_interpret_int): Use build_int_cst_wide_type.
15480 (fold_binary): Use build_int_cst_type to build an all-ones
15482 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
15484 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
15486 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
15488 2007-01-09 Ben Elliston <bje@au.ibm.com>
15490 * genautomata.c (STATS_OPTION): New option.
15491 (stats_flag): New flag.
15492 (gen_automata_option): Handle it.
15493 (initiate_automaton_gen): Ditto.
15494 (write_automata): Output statistics only if stats_flag is
15495 set. Likewise, output time statistics only if time_flag is set.
15496 * doc/md.texi (Processor pipeline description): Document new flag.
15498 2007-01-08 Richard Guenther <rguenther@suse.de>
15500 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
15501 * tree.c (build_int_cst_type): Likewise.
15502 (size_in_bytes): Don't call force_fit_type on the result.
15503 (int_fits_type_p): Use fit_double_type.
15504 * fold-const.c (fit_double_type): New function.
15505 (force_fit_type): Use it.
15506 * tree.h (fit_double_type): Export.
15508 2007-01-08 Jan Hubicka <jh@suse.cz>
15510 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
15511 * ipa.c (function_and_variable_visibility): Fix return type.
15513 2007-01-08 Richard Guenther <rguenther@suse.de>
15515 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
15516 of offset to build the index.
15517 * tree-pretty-print.c (dump_generic_node): Don't build negated
15518 const just for printing.
15519 * c-pretty-print.c (pp_c_integer_constant): Likewise.
15520 * builtins.c (fold_builtin_int_roundingfn): Check if result
15521 fits the type by using force_fit_type and comparing the result.
15522 * predict.c (predict_loops): Use compare_tree_int for comparison.
15523 * tree.c (build_int_cst): Fall back to integer_type_node for
15525 (build_int_cst_wide): Assert type is non-null.
15527 2007-01-08 Roberto Costa <roberto.costa@st.com>
15529 * tree-vrp.c (extract_range_from_cond_expr): New.
15530 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
15531 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
15533 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
15534 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
15535 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
15536 used as expressions.
15537 * tree-object-size.c (cond_expr_object_size): New.
15538 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
15540 2007-01-08 Jan Hubicka <jh@suse.cz>
15542 * tree-ssa-forwprop.c (forward_propagate_into_cond,
15543 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
15546 2007-01-08 Richard Guenther <rguenther@suse.de>
15548 PR tree-optimization/23603
15549 * tree-vrp.c (set_value_range_to_truthvalue): New function.
15550 (extract_range_from_binary): Fall back to truthvalue instead of
15551 varying for TRUTH_*_EXPR.
15552 (extract_range_from_comparison): Fall back to truthvalue instead of
15554 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
15555 if all visited PHI values were constant.
15557 2007-01-08 Jan Hubicka <jh@suse.cz>
15559 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
15560 (cgraph_analyze_function): break out from ...
15561 (cgraph_finalize_compilation_unit): ... here.
15562 (cgraph_expand_function): Remove forgoten commented out line.
15563 (cgraph_optimize): Analyze functions.
15565 2007-01-08 Jan Hubicka <jh@suse.cz>
15567 * tree-pas.h (TODO_remove_function): New flag.
15568 (TODO_update*): Renumber.
15569 (pass_ipa_increase_alignment,
15570 pass_ipa_function_and_variable_visibility): New passes.
15571 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
15572 (cgraph_function_and_variable_visibility): Move to ipa.c
15573 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
15574 cgraph_increase_alignment.
15575 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
15576 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
15577 calling tree-inline.
15578 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
15579 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
15580 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
15581 (gate_increase_alignment): New function.
15582 (pass_ipa_increase_alignment): New pass.
15583 * ipa.c: Inline tree-pass.h and timevar.h
15584 (function_and_variable_visibility): Move here from cgraphunit.c
15585 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
15586 * passes.c (init_optimization_passes): Add the two new passes.
15587 (execute_todo): Handle cgraph_remove_functions.
15589 2007-01-08 Nick Clifton <nickc@redhat.com>
15591 * config/frv/predicates.md (reg_or_0_operand): Accept
15594 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
15596 * config/bfin/rtems.h, config/bfin/t-rtems: New.
15597 * config.gcc: Add bfin*-rtems*.
15599 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15601 * c.opt: Add -flax-vector-conversions.
15602 * c-typeck.c (convert_for_assignment): Pass flag to
15603 vector_types_convertible_p to allow emission of note.
15604 (digest_init): Likewise.
15605 * c-opts.c: Handle -flax-vector-conversions.
15606 * c-common.c (flag_lax_vector_conversions): New.
15607 (vector_types_convertible_p): Unless -flax-vector conversions
15608 has been passed, disallow conversions between vectors with
15609 differing numbers of subparts and/or element types. If such
15610 a conversion is disallowed, possibly emit a note on the first
15611 occasion only to inform the user of -flax-vector-conversions.
15612 The new last argument specifies this.
15613 * c-common.h (flag_lax_vector_conversions): New.
15614 (vector_types_convertible_p): Add extra argument.
15615 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
15616 char_type_node for V*QI type vectors.
15617 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
15618 Update to satisfy new typechecking rules.
15619 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
15620 C and C++ variants.
15621 * doc/invoke.texi (C Dialect Options): Document
15622 -flax-vector-conversions.
15624 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
15626 PR tree-optimization/29877
15627 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
15628 a register variable on the RHS to not be replaceable.
15630 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
15631 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
15632 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
15633 const_simm15, const_pow2, const_npow2): Added.
15634 * config/score/misc.md (insv, extv, extzv, movmemsi,
15635 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
15636 * config/score/score.c (score_address_cost, score_select_cc_mode):
15638 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
15639 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
15640 Update score_print_operand.
15641 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
15642 Adjust register allocate order and update some macro define.
15643 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
15644 mdx_block_move_straight, mdx_block_move_loop_head,
15645 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
15646 mdx_block_move): Added.
15647 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
15648 mdp_limm): Updated and fix some bug and typo.
15649 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
15650 (movsf, movdf, doloop_end): Added.
15652 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
15654 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
15655 config/arm/thumb2.md: Fix comment typos.
15656 * doc/extend.texi: Fix a typo.
15658 2007-01-07 Eric Christopher <echristo@apple.com>
15660 * configure.ac: Check for __stack_chk_fail for darwin.
15661 * configure: Regenerate.
15663 2007-01-07 Richard Guenther <rguenther@suse.de>
15665 * tree-vrp.c (extract_range_from_assert): CSE calls to
15666 compare_values where possible.
15667 (extract_range_from_unary_expr): Likewise.
15669 2007-01-07 Anatoly Sokolov <aesok@post.ru>
15671 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
15672 * config/avr/avr.c (call_insn_operand): Delete function.
15673 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
15674 instead of register number. Use predicates.
15675 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
15676 call_insn_operand): Add.
15678 2007-01-06 Jan Hubicka <jh@suse.cz>
15680 * tree-pass.h (pass_build_cgraph_edges): Declare.
15681 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
15682 (visited_nodes): Remove.
15683 (cgraph_create_edges): Move to cgraphbuild.c; rename to
15684 build_cgrpah_edges; make visited_nodes local.
15685 (cgraph_process_new_functions): DO not call initialize_inline_failed.
15686 (record_references_in_initializer): Move to cgraphbuild.c
15687 (initialize_inline_failed, rebuild_cgraph_edges,
15688 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
15689 (verify_cgraph_node): Make visited_nodes local.
15690 (cgraph_analyze_function): Do not call cgraph_create_edges and
15691 initialize_inline_failed.
15692 (cgraph_expand_function): Do not call cgraph_lower_function;
15693 assert that function is already lowered.
15694 * Makefile.in (cgraphbuild.o): New.
15695 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
15696 at the end of lowering passes.
15698 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
15700 * ifcvt.c (cond_move_convert_if_block): New function, code
15701 factored out from...
15702 (cond_move_process_if_block): ...here. Call the new function
15703 on the THEN and ELSE blocks.
15704 (merge_if_block): Do not copy global_live_at_end, merge_blocks
15705 already takes care of this.
15707 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15710 * tree.h (TREE_OVERFLOW_P): New.
15711 * c-typeck.c (parser_build_unary_op): Warn only if result
15712 overflowed and operands did not.
15713 (parser_build_binary_op): Likewise.
15714 (convert_for_assignment): Remove redundant overflow_warning.
15715 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
15717 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15719 * c-typeck.c (store_init_value): Split over two lines to follow
15720 the GNU coding style.
15722 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
15724 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
15725 __GXX_EXPERIMENTAL_CXX0X__.
15726 * doc/cpp.texi: Same.
15728 2007-01-05 Richard Guenther <rguenther@suse.de>
15730 PR middle-end/27826
15731 * tree.c (get_narrower): Do not construct COMPONENT_REFs
15732 with mismatched types. Instead explicitly build a
15733 conversion NOP_EXPR.
15735 2007-01-05 Ian Lance Taylor <iant@google.com>
15737 * c-common.c (decl_with_nonnull_addr_p): New function.
15738 (c_common_truthvalue_conversion): Call it.
15739 * c-typeck.c (build_binary_op): Likewise.
15740 * c-common.h (decl_with_nonnull_addr_p): Declare.
15742 2007-01-05 Jakub Jelinek <jakub@redhat.com>
15745 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
15748 2007-01-05 Joel Brobecker <brobecker@adacore.com>
15750 * doc/install.texi (Final install): Document the fact that
15751 the GNAT runtime should not be stripped.
15753 2007-01-04 Jan Hubicka <jh@suse.cz>
15755 * tree-inline.c (fold_marked_statements): Update operand caches
15756 and EH after folding
15758 2007-01-04 Ian Lance Taylor <iant@google.com>
15760 * c-common.c (check_function_nonnull): Whitespace fix.
15762 2007-01-04 Jan Hubicka <jh@suse.cz>
15764 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
15765 comitted older version of patch.
15766 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
15767 function, celanup cfg and collect garbage.
15769 2007-01-04 Mike Stump <mrs@apple.com>
15771 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
15774 2007-01-04 Eric Christopher <echristo@apple.com>
15776 * libgcc2.c (__bswapsi2): Use SItype.
15777 (__bswapdi2): Use DItype.
15778 * libgcc2.h: Update for above.
15780 2007-01-04 Paul Brook <paul@codesourcery.com>
15782 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
15783 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
15784 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
15785 umulsidi3, umulsidi3adddi, smulsi3_highpart,
15786 umulsi3_highpart): Make conditional on !arm_arch6.
15787 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
15788 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
15789 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
15790 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
15791 umulsi3_highpart_v6): New insns.
15793 2007-01-04 Roger Sayle <roger@eyesopen.com>
15795 * fold-const.c (fold_convert): When casting an expression to void,
15796 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
15797 have a type. Instead of attempting to build a NOP_EXPR, return
15798 these "special" trees directly.
15800 2007-01-04 Joseph Myers <joseph@codesourcery.com>
15802 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
15803 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
15804 rs6000_cost->fp not 0 as adjustment for outer NEG.
15806 2007-01-04 Jan Hubicka <jh@suse.cz>
15808 * cgraph.c (cgraph_release_function_body): New function.
15809 (cgraph_remove_node): Use it.
15810 * cgraph.h (cgraph_release_function_body): Declare.
15811 * cgraphunit.c (cgraph_expand_function): Use it.
15812 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
15813 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
15814 is initialized and while compilation of other function is running.
15815 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
15816 statement CFG annotations from here to ...
15817 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
15819 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
15821 * cfgloop.h (enum li_flags): Make the constants powers of two.
15823 2007-01-04 Jan Hubicka <jh@suse.cz>
15825 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
15827 (fold_marked_statements): New function.
15828 (optimize_inline_calls, tree_function_versioning): Fold new statements.
15829 * tree-inline.h (copy_body_data): Add statements_to_fold.
15831 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
15833 * config.gcc: Mention libgcc/config.host.
15834 * Makefile.in: Update comments mentioning libgcc.
15835 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
15836 (all.cross, start.encap, rest.encap, rest.cross): Update
15837 dependencies for libgcc move.
15838 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
15839 (clean-target, clean-target-libgcc): Delete.
15840 (srcdirify, GCC_EXTRA_PARTS): New macros.
15841 (libgcc-support, libgcc.mvars): New rules.
15842 (distclean): Remove mention of mklibgcc.
15843 (install): Don't reference INSTALL_LIBGCC.
15844 (install-common): Don't reference EXTRA_PARTS.
15845 (install-libgcc, install-multilib): Delete rules.
15846 * mklibgcc.in: Delete file.
15847 * doc/configfiles.texi: Don't mention mklibgcc.
15849 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
15850 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
15851 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
15852 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
15853 (mklibgcc, ldblspecs): Likewise.
15855 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
15856 (posixpre.def): Use $(T).
15857 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
15858 (SHLIB_SRC, SHLIB_INSTALL): Delete.
15859 (SHLIB_LINK): Make dummy.
15860 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
15862 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
15864 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
15865 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
15866 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
15867 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
15869 * configure.ac (all_outputs): Remove mklibgcc.
15870 * configure: Regenerated.
15872 2007-01-03 Josh Conner <jconner@apple.com>
15874 PR middle-end/29683
15875 * calls.c (compute_argument_addresses): Set stack and stack_slot
15876 for partial args, too.
15877 (store_one_arg): Use locate.size.constant for the size when
15878 generating a save_area.
15880 2007-01-03 Robert Kennedy <jimbob@google.com>
15882 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
15883 whose definitions are deleted due to basic block merging.
15885 2007-01-03 Paul Brook <paul@codesourcery.com>
15888 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
15890 (use_return_insn): Return 0 for Thumb interrupt functions.
15891 (print_multi_reg): Add rfe argument for IRQ returns.
15892 (arm_output_epilogue): Pop interrupt return address directly into PC.
15893 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
15895 2007-01-03 Paul Brook <paul@codesourcery.com>
15897 Merge from sourcerygxx-4_1.
15898 * config/arm/thumb2.md: New file.
15899 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
15901 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
15902 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15903 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
15904 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
15906 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
15907 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
15909 * config/arm/ieee754-sf.S: Ditto.
15910 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
15911 (thumb1_base_register_rtx_p): ... to this.
15912 (thumb_index_register_rtx_p): Rename...
15913 (thumb1_index_register_rtx_p): ... to this.
15914 (thumb_output_function_prologue): Rename...
15915 (thumb1_output_function_prologue): ... to this.
15916 (thumb_legitimate_address_p): Rename...
15917 (thumb1_legitimate_address_p): ... to this.
15918 (thumb_rtx_costs): Rename...
15919 (thumb1_rtx_costs): ... to this.
15920 (thumb_compute_save_reg_mask): Rename...
15921 (thumb1_compute_save_reg_mask): ... to this.
15922 (thumb_final_prescan_insn): Rename...
15923 (thumb1_final_prescan_insn): ... to this.
15924 (thumb_expand_epilogue): Rename...
15925 (thumb1_expand_epilogue): ... to this.
15926 (arm_unwind_emit_stm): Rename...
15927 (arm_unwind_emit_sequence): ... to this.
15928 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
15929 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
15930 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
15931 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
15932 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
15933 thumb2_output_casesi): New functions.
15934 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
15935 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
15936 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
15937 THUMB2_WORK_REGS): Define.
15938 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
15939 arm_condexec_mask, arm_condexec_masklen)): New variables.
15940 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
15941 (arm_override_options): Check new CPU capabilities.
15942 Set new architecture flag variables.
15943 (arm_isr_value): Handle v7m interrupt functions.
15944 (user_return_insn): Return 0 for v7m interrupt functions. Handle
15946 (const_ok_for_arm): Handle Thumb-2 constants.
15947 (arm_gen_constant): Ditto. Use movw when available.
15948 (arm_function_ok_for_sibcall): Return false for v7m interrupt
15950 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
15951 (thumb_find_work_register, arm_load_pic_register,
15952 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
15953 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
15954 print_multi_reg, output_mov_long_double_fpa_from_arm,
15955 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
15956 output_mov_double_fpa_from_arm, output_move_double,
15957 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
15958 output_return_instruction, arm_output_function_prologue,
15959 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
15960 arm_output_mi_thunk, thumb_set_return_address): Ditto.
15961 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
15962 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
15963 (arithmetic_instr, shift_op): Use arm_shift_nmem.
15964 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
15966 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
15967 (thumb_expand_prologue): Use thumb_set_frame_pointer.
15968 (arm_file_start): Output directive for unified syntax.
15969 (arm_unwind_emit_set): Handle stack alignment instruction.
15970 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
15971 Add v6t2, v7, v7a, v7r and v7m.
15972 (RETLDM): Add Thumb-2 code.
15973 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
15974 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
15975 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
15976 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
15977 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
15978 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
15979 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
15980 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
15981 ADJUST_INSN_LENGTH): Define.
15982 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
15983 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
15984 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
15985 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
15986 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
15987 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
15988 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
15989 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
15990 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
15991 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
15992 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
15993 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
15994 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
15995 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
15996 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
15997 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
15998 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
16000 * config/arm/arm-tune.md: Regenerate.
16001 * config/arm/arm-protos.h: Update prototypes.
16002 * config/arm/vfp.md: Enable patterns for Thumb-2.
16003 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
16004 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
16005 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
16006 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
16007 * config/arm/libunwind.S: Add Thumb-2 code.
16008 * config/arm/constraints.md: Update include Thumb-2.
16009 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
16010 * config/arm/ieee754-df.S: Ditto.
16011 * config/arm/bpabi.S: Ditto.
16012 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
16013 * config/arm/predicates.md (low_register_operand,
16014 low_reg_or_int_operand, thumb_16bit_operator): New.
16015 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
16016 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
16017 * config/arm/t-arm-elf: Add armv7 multilib.
16018 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
16020 (UNSPEC_STACK_ALIGN, ce_count): New.
16021 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
16022 arm_zero_extendsidi2, arm_zero_extendqidi2): New
16024 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
16025 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
16026 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
16027 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
16028 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
16029 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
16031 * doc/extend.texi: Document ARMv7-M interrupt functions.
16032 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
16034 2007-01-03 Jakub Jelinek <jakub@redhat.com>
16036 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
16037 (struct _Unwind_Context): Rename args_size to flags, remove
16038 signal_frame field, add a new args_size field and version field.
16039 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
16040 _Unwind_IsExtendedContext): New inline functions.
16041 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
16042 Assume by_value array is only present if _Unwind_IsExtendedContext.
16043 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
16044 _Unwind_IsSignalFrame.
16045 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
16046 (uw_update_context_1): Use _Unwind_SetSignalFrame.
16047 (uw_init_context_1): Initialize context->flags to
16048 EXTENDED_CONTEXT_BIT.
16049 * config/rs6000/linux-unwind.h (frob_update_context): Use
16050 _Unwind_SetSignalFrame.
16052 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16054 PR middle-end/30353
16055 * gimplify.c (gimplify_modify_expr_complex_part): Move below
16056 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
16059 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
16061 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
16062 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
16063 RET, AT_SP): Remove.
16064 * config/i386/i386.md (*sse_prologue_save_insn): Use return
16067 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16068 * cfgbuild.c (find_basic_blocks): Likewise.
16069 * cfgrtl.c (rtl_create_basic_block): Likewise.
16070 * function.c (temp_slots_at_level): Likewise.
16071 * reg-stack.c (stack_regs_mentioned): Likewise.
16072 * regclass.c (allocate_reg_info): Likewise.
16073 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16074 set_bb_for_stmt, move_block_to_fn): Likewise.
16075 * tree-complex.c (tree_lower_complex): Likewise.
16076 * vec.h (VEC_safe_grow_cleared): New.
16078 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
16080 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
16082 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
16083 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
16085 * cfgloopmanip.c (scale_loop_frequencies): Export.
16086 (loopify): Scale the frequencies by prescribed coefficients.
16087 (set_zero_probability): New function.
16088 (duplicate_loop_to_header_edge): Improve updating of frequencies.
16089 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
16090 and frequencies according to arguments.
16091 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
16093 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
16094 * modulo-sched.c (sms_schedule): Set probabilities for entering
16095 versioned loop correctly.
16096 * tree-vect-transform.c (vect_transform_loop): Ditto.
16097 * cfgloop.h (loopify, loop_version): Declaration changed.
16098 (scale_loop_frequencies): Declared.
16100 2007-01-02 Jan Hubicka <jh@suse.cz>
16102 * cgraph.c: Include tree-flow.h
16103 (cgraph_add_new-function): Handle IPA_SSA mode; execute
16104 early_local_passes.
16105 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
16106 * tree-pass.h (pass_all_early_optimizations): Declare.
16107 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
16108 early_local_passes.
16109 (cgraph_analyze_function): Do early_local_passes.
16110 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16111 Do not add referenced vars.
16112 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
16114 (gate_all_early_local_passes): New gate.
16115 (pass_early_local_passes): Use new gate.
16116 (execute_early_local_optimizations): New functions.
16117 (gate_all_early_optimizations): New gate.
16118 (pass_all_early_optimizations): New pass.
16119 (execute_free_datastructures): Free SSA only when initialized.
16120 (gate_init_datastructures): Init only when optimizing.
16121 (tree_lowering_passes): Do early local passes when called late.
16122 * tree-profile.c (do_tree_profiling): Don't profile functions added
16124 (do_early_tree_profiling, pass_early_tree_profile): Kill.
16125 * tree-cfg.c (update_modified_stmts): Do not update when operands are
16127 * passes.c (init_optimizations_passes): Reorder so we go into SSA
16128 during early_local_passes.
16129 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
16132 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16134 * Makefile.in: Update copyright year.
16136 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
16138 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
16139 in $(lang_checks) and check-consistency targets.
16141 2007-01-02 Jan Hubicka <jh@suse.cz>
16143 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
16144 Do not add referenced vars.
16145 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
16147 * passes.c (init_optimization_passes): Put mudflap_2 after
16148 free_datastructures.
16150 2007-01-02 Jan Hubicka <jh@suse.cz>
16152 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
16153 Set NOTHROW flag on call statements proved to be nothrow.
16154 Update statement of local calls so new pure/const functions are
16155 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
16157 (tree_rest_of_compilation): Register hooks and initialize bitmap
16158 early. Do not set after_inlining flag.
16160 2007-01-02 Steve Ellcey <sje@cup.hp.com>
16162 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
16163 HOST_BITS_PER_LONGLONG
16165 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16168 * c-typeck.c (store_init_value): Don't emit pedantic overflow
16169 warning for non-static initializers.
16171 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
16173 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
16174 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
16175 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
16176 Always use set_unique_reg_note to add REG_EQUAL notes.
16178 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16181 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16183 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16184 * cfgbuild.c (find_basic_blocks): Likewise.
16185 * cfgrtl.c (rtl_create_basic_block): Likewise.
16186 * function.c (temp_slots_at_level): Likewise.
16187 * reg-stack.c (stack_regs_mentioned): Likewise.
16188 * regclass.c (allocate_reg_info): Likewise.
16189 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16190 set_bb_for_stmt, move_block_to_fn): Likewise.
16191 * tree-complex.c (tree_lower_complex): Likewise.
16192 * vec.h (VEC_safe_grow_cleared): New.
16194 2007-01-02 Ian Lance Taylor <iant@google.com>
16196 * c-common.c (c_common_truthvalue_conversion): When warning about
16197 using an assignment as a truth value, set TREE_NO_WARNING.
16199 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16202 * c.opt (Wold-style-declaration): New.
16203 * doc/invoke.texi (C-only Warning Options): New.
16204 (Wold-style-declaration): Document it.
16205 (Wextra): Enabled by -Wextra.
16206 * c-opts.c (c_common_post_options): Enabled by -Wextra.
16207 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
16208 -Wold-style-declaration.
16210 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
16212 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
16213 * cfgbuild.c (find_basic_blocks): Likewise.
16214 * cfgrtl.c (rtl_create_basic_block): Likewise.
16215 * function.c (temp_slots_at_level): Likewise.
16216 * reg-stack.c (stack_regs_mentioned): Likewise.
16217 * regclass.c (allocate_reg_info): Likewise.
16218 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
16219 set_bb_for_stmt, move_block_to_fn): Likewise.
16220 * tree-complex.c (tree_lower_complex): Likewise.
16221 * vec.h (VEC_safe_grow_cleared): New.
16223 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
16225 * c-common.c (c_common_nodes_and_builtins): Since variants of
16226 void_type_node get built before it is given a name, we need to
16227 give those variants the name, too.
16228 (complete_array_type): We need to work with the canonical main
16229 type of the array, from which we will build the qualified version.
16230 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
16231 * print-tree.c (print_node): Display canonical type information
16233 * stor-layout.c (layout_type): When we don't know the
16234 alignment of a type for which we're building an array, we end up
16235 guessing wrong, so make the type require structural equality.
16236 * tree.c (make_node_stat): When we build a new type, it is its
16237 own canonical type.
16238 (build_type_attribute_qual_variant): When building an attribute
16239 variant, its canonical type is the non-attribute variant. However,
16240 if the attributes are target-dependent and they differ, we need to
16241 use structural equality checks for this type.
16242 (build_qualified_type): A qualified type is not equivalent to its
16243 unqualified variant; set the canonical type appropriately.
16244 (build_distinct_type_copy): When building a distinct type from
16245 another type, the new type is its own canonical type.
16246 (build_variant_type_copy): When building a new type variant, we
16247 assume that it is equivalent to the original type.
16248 (build_pointer_type_for_mode): When building a pointer type, also
16249 build a canonical type pointer.
16250 (build_reference_type_for_mode): When building a reference type,
16251 also build a canonical type reference.
16252 (build_index_type): When we can't hash an index type (e.g.,
16253 because its maximum value is negative), the index type requires
16254 structural equality tests.
16255 (build_array_type): Build the canonical form of an array type.
16256 (build_function_type): Function types require structural equality,
16257 because they contain default arguments, attributes, etc.
16258 (build_method_type_directly): Ditto for method types.
16259 (build_offset_type): Build the canonical offset type.
16260 (build_complex_type): Build the canonical vector type.
16261 (make_vector_type): Build the canonical vector type.
16262 * tree.h (TYPE_CANONICAL): New.
16263 (TYPE_STRUCTURAL_EQUALITY_P): New.
16264 (SET_TYPE_STRUCTURAL_EQUALITY): New.
16265 (struct tree_type): Added "canonical" field.
16266 * params.h (VERIFY_CANONICAL_TYPES): New.
16267 * doc/c-tree.texi (TYPE_CANONICAL): Document.
16268 (TYPE_STRUCTURAL_EQUALITY_P): Document.
16269 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
16270 * doc/invoke.texi (verify-canonical-types): Document --param
16271 parameter for verifying canonical types.
16273 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16275 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
16276 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
16277 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
16278 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
16280 * config/rs6000/e500.h: New.
16281 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
16282 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
16284 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
16285 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
16286 TARGET_E500_DOUBLE): Remove.
16287 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
16288 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
16289 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
16290 * config/rs6000/rs6000.c (rs6000_override_options): Use
16291 CHECK_E500_OPTIONS.
16293 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16295 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
16296 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
16297 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
16298 rs6000_emit_cmove): Don't check TARGET_E500.
16299 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
16300 sordered): Don't check TARGET_E500.
16302 2007-01-01 Eric Christopher <echristo@apple.com>
16304 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
16305 HARD_REGISTER_NUM_P.
16307 2007-01-01 Roger Sayle <roger@eyesopen.com>
16309 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
16310 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
16311 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
16314 2007-01-01 Mike Stump <mrs@apple.com>
16316 * configure.ac: Remove support for building with Apple's gcc-3.1.
16318 2007-01-02 Joseph Myers <joseph@codesourcery.com>
16320 PR middle-end/30311
16321 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
16322 REG is a hard register. Do not modify REG before calling
16324 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
16325 multiple of the size of YMODE for certain lowpart cases.
16327 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16329 PR middle-end/30253
16330 * gimplify (voidify_wrapper_expr): Update for
16331 GIMPLE_MODIFY_STMT.
16333 2007-01-01 Andreas Schwab <schwab@suse.de>
16336 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
16337 save of BR0 in extra_spill_size instead of spill_size.
16338 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
16340 (ia64_expand_epilogue): Restore BR0 from its new location.
16342 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16344 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
16345 Use a temporary variable if the left hand side is not a gimple
16348 2007-01-01 Andrew Pinski <pinskia@gmail.com>
16350 * gimplify.c (gimplify_return_expr): Make the temporary variable
16351 for the return expression, a gimple register variable.
16353 2007-01-01 Jan Hubicka <jh@suse.cz>
16355 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
16358 2007-01-01 Mike Stump <mrs@apple.com>
16360 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
16362 * config/darwin.c (machopic_select_rtx_section): Use
16363 HAVE_GAS_LITERAL16.
16364 (darwin_mergeable_constant_section): Likewise.
16365 * configure: Regenerate.
16366 * config.in: Regenerate.
16368 2007-01-01 Jan Hubicka <jh@suse.cz>
16369 Andrew Pinski <pinskia@gmail.com>
16371 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
16372 before starting IPA passes.