1 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4 * config/darwin8.h: New.
5 * config/darwin7.h: Update comment.
7 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8 Dorit Naishlos <dorit@il.ibm.com>
10 * tree-vectorizer.h (LOC): New type.
11 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12 (loop_line_number): New field in struct _loop_vec_info.
13 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
15 * tree-vectorizer.c (input.h): Included.
16 (find_loop_location): New function.
17 (vect_debug_stats): Argument changed from loop to LOC. Computation of
18 loop line number removed.
19 (vect_debug_details): Likewise.
20 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
22 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
23 call to vect_debug_details/stats changed from loop to loop_loc.
24 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
25 (slpeel_tree_peel_loop_to_edge): Likewise.
27 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
28 changed from NULL to UNKNOWN_LOC.
29 (vect_get_base_and_offset):
30 (vect_create_addr_base_for_vector_ref):
31 (get_vectype_for_scalar_type):
32 (vect_create_data_ref_ptr):
34 (vect_get_vec_def_for_operand):
35 (vect_finish_stmt_generation):
36 (vectorizable_assignment):
37 (vectorizable_operation):
40 (vect_transform_stmt):
41 (vect_update_ivs_after_vectorizer):
42 (vect_do_peeling_for_loop_bound):
43 (vect_do_peeling_for_alignment):
44 (vect_transform_loop):
46 (vect_analyze_operations):
47 (vect_is_simple_iv_evolution):
48 (vect_analyze_scalar_cycles):
49 (vect_analyze_data_ref_dependences):
50 (vect_compute_data_ref_alignment):
51 (vect_enhance_data_refs_alignment):
52 (vect_analyze_data_ref_access):
53 (vect_analyze_data_ref_accesses):
54 (vect_analyze_pointer_ref_access):
55 (vect_get_memtag_and_dr):
56 (vect_analyze_data_refs):
58 (vect_stmt_relevant_p):
59 (vect_mark_stmts_to_be_vectorized):
60 (vect_can_advance_ivs_p):
61 (vect_get_loop_niters):
63 (vectorize_loops): Likewise.
65 (vectorizable_load): Argument in call to vect_debug_details/stats
66 changed from loop to LOOP_LOC (loop_vinfo).
67 (vect_transform_loop):
68 (vect_analyze_operations):
69 (vect_analyze_scalar_cycles):
70 (vect_analyze_data_ref_dependence):
71 (vect_enhance_data_refs_alignment):
72 (vect_analyze_data_ref_accesses):
73 (vect_analyze_pointer_ref_access):
74 (vect_analyze_data_refs):
75 (vect_analyze_loop): Likewise.
77 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
78 changed from loop to loop_loc.
80 (vect_enhance_data_refs_alignment): Removed unused variable loop.
82 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
83 Dorit Naishlos <dorit@il.ibm.com>
85 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
87 (vect_analyze_data_ref_dependences): Likewise.
89 (vect_is_simple_use): Argument changed from loop structure to
90 loop_vect_info structure.
91 (vect_can_advance_ivs_p): Likewise.
92 (vect_create_index_for_vector_ref): Likewise.
93 (vect_update_ivs_after_vectorizer): Likewise.
94 (new_stmt_vec_info): Likewise.
96 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
97 changed from loop to loop_vinfo.
98 (vect_create_data_ref_ptr): First argument in call to
99 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
100 (vectorizable_assignment): Second argument in call to vect_is_simple_use
101 was changed from loop to loop_vinfo.
102 (vectorizable_operation): Likewise.
103 (vectorizable_store): Likewise.
104 (vect_mark_stmts_to_be_vectorized): Likewise.
105 (vect_do_peeling_for_loop_bound): First argument in call to
106 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
107 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
108 was changed from loop to loop_vinfo.
109 (vect_analyze_data_ref_dependences): Third argument in call to
110 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
112 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
113 (vect_create_data_ref_ptr): Likewise.
114 (vect_init_vector): Likewise.
115 (vect_get_vec_def_for_operand): Likewise.
116 (vectorizable_assignment): Likewise.
117 (vectorizable_operation): Likewise.
118 (vectorizable_store): Likewise.
119 (vectorizable_load): Likewise.
120 (vect_update_ivs_after_vectorizer): Likewise.
121 (vect_is_simple_use): Likewise.
122 (vect_analyze_data_ref_dependence): Likewise.
123 (vect_analyze_pointer_ref_access): Likewise.
124 (vect_can_advance_ivs_p): Likewise.
126 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
127 before _stmt_vec_info.
128 (_stmt_vec_info): Loop field replaced by loop_vec_info.
129 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
130 (new_stmt_vec_info): Argument changed from loop structure to
131 loop_vect_info structure
133 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
134 (vect_analyze_offset_expr): Avoid 80 columns overflow.
135 (vect_create_addr_base_for_vector_ref): Likewise.
136 (vect_analyze_pointer_ref_access): Likewise.
138 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
141 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
142 phi flag if the phi is abnormal.
144 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
147 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
148 information for the new statement.
150 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
153 * gcc.c (main): Include the target in -v output.
155 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
157 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
158 Do not drop the extend if we'd have to add a paradoxical subreg
159 later. Include optabs.h and insn-codes.h.
160 * Makefile.in (combine.o): Depend on $(OPTABS_H).
162 2005-02-02 Roger Sayle <roger@eyesopen.com>
165 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
166 * fold-const.c (const_binop): Avoid constant folding floating
167 point operations in modes that use composite representations.
168 * simplify-rtx.c (simplify_binary_operation): Likewise.
170 2005-02-02 Geoffrey Keating <geoffk@apple.com>
172 * config/rs6000/altivec.md (altivec_dst): Make the first operand
174 (altivec_dstt): Likewise.
175 (altivec_dstst): Likewise.
176 (altivec_dststt): Likewise.
177 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
180 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
182 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
183 EXPR_LOCUS from orig_cond to the new cond_stmt.
184 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
187 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
189 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
190 standard_iv_increment_position. Remove call to bsi_next
191 (no need to bump the iterator anymore).
192 (vect_create_index_for_vector_ref): Call
193 standard_iv_increment_position. Remove second function argument.
194 (vect_finish_stmt_generation): Remove call to bsi_next
195 (no need to bump the iterator anymore).
196 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
197 to vect_create_index_for_vector_ref.
199 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
201 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
202 phis are used out of the loop.
204 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
207 * c-decl.c (undef_nested_function): New variable.
208 (pop_scope): Diagnose undefined nested functions.
209 (finish_function): Don't attempt cgraph processing or genericizing
210 if current top-level function contained an undefined nested
211 function. Reset undef_nested_function at the end of a top-level
214 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
216 * tree.c (build_int_cst_type): Take sign of the value into account
217 when deciding whether sign extend the value.
219 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
222 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
223 (cpp_options, cc1_options): Change %{std*&ansi} to
224 %{std*&ansi&trigraphs}.
226 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
228 * cse.c: Update comments.
230 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
232 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
233 arguments go on the stack. Do not put complex doubles in odd/even
236 2005-02-02 Steven Bosscher <stevenb@suse.de>
238 * doc/invoke.texi: Update the options enabled at -O1, -O2,
239 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
240 -ftree-pre, and -fthread-jumps.
242 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
244 PR tree-optimization/19578
245 * tree-flow.h (modified_noreturn_calls): Declare.
246 (noreturn_call_p): Declare.
247 * tree-flow-inline.h (noreturn_call_p): New function.
248 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
249 * tree-cfg.c (modified_noreturn_calls): New variable.
250 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
251 that contain a mid-block noreturn call.
252 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
254 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
256 * df.c (df_def_record_1, df_uses_record): Don't use
258 * df.h (DF_FOR_REGALLOC): Remove.
260 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
263 * c-typeck.c (really_start_incremental_init): Reset
264 constructor_max_index for arrays of incomplete type.
266 2005-02-02 Jeff Law <law@redhat.com>
268 * gcse.c (struct reg_set): Store the block index where the register
269 was set rather than the setting insn.
270 (record_one_set, compute_transp): Corresponding changes.
271 (pre_insert_copy_insn): Do not call replace_one_set.
272 (replace_one_set): Remove.
274 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
277 * doc/gcov.texi: Fix typo.
279 2005-02-01 Richard Henderson <rth@redhat.com
282 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
283 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
285 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
286 * config/i386/i386-protos.h: Update.
288 2005-02-01 Steven Bosscher <stevenb@suse.de>
290 PR tree-optimization/19217
291 * tree-cfg.c (verify_expr): Use the data field to see if TP was
292 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
293 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
294 that it is walking a PHI node.
296 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
298 * doc/extend.texi (Nested Functions): Update.
300 2005-02-01 Richard Henderson <rth@redhat.com>
303 * optabs.c (expand_copysign_absneg): Export.
304 * optabs.h (expand_copysign_absneg): Declare.
305 * config/rs6000/rs6000.md (copysigntf3): New.
307 2005-02-01 Diego Novillo <dnovillo@redhat.com>
309 PR tree-optimization/19633
310 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
311 * tree-ssa-alias.c (init_alias_info): Initialize.
312 (merge_pointed_to_info): Set.
313 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
314 (dump_points_to_info_for): Show value of pt_null.
315 (struct count_ptr_d): Declare.
316 (find_ptr_dereference): Remove.
317 (ptr_is_dereferenced_by): Remove.
318 (count_ptr_derefs): New local function.
319 (count_uses_and_derefs): New local function.
320 (compute_points_to_and_addr_escape): Call it. If the number
321 of dereferences is greater than zero, mark the pointer as
322 dereferenced. If there are fewer dereferences than uses of
323 the pointer, the pointer's value escapes.
325 2005-02-01 Diego Novillo <dnovillo@redhat.com>
327 PR tree-optimization/19670
328 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
330 (verify_use): ... set it here, instead.
332 2005-02-01 Janis Johnson <janis187@us.ibm.com>
334 * doc/sourcebuild.texi (Test directives): Fix formatting.
336 * doc/sourcebuild.texi (Test directives): Describe selector
339 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
341 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
342 specific 64-bit CPUs.
344 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
347 * arm.c (arm_eliminable_register): New function.
348 (adjacent_mem_locations): Don't allow eliminable registers. Use
349 HOST_WIDE_INT for address offsets.
350 * arm-protos.h (arm_eliminable_register): Add prototype.
352 2005-02-01 Steven Bosscher <stevenb@suse.de>
354 PR optimization/15242
355 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
356 * basic-block.h (duplicate_computed_gotos): Add prototype.
357 * bb-reorder.c (duplicate_computed_gotos): New function to
358 duplicate sufficiently small blocks ending in a computed jump.
359 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
360 if not optimizing for size.
361 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
362 never do tail merging for blocks ending in a computed jump.
363 * doc/invoke.texi: Document the max-goto-duplication-insns param.
365 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
367 Patch from Richard Sandiford <rsandifo@redhat.com>
368 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
369 from inheriting a subreg equivalence with a non-spill register.
371 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
373 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
375 * config/frv/frv.c (movcc_fp_destination_operand): New.
376 (gpr_or_memory_operand): Fix typo in comment.
377 (gpr_or_memory_operand_with_scratch): New.
378 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
379 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
380 movcc_fp_destination_operand.
381 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
382 Legitimize memory addresses using a scratch register.
384 2005-01-31 Jeff Law <law@redhat.com>
386 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
387 bitmap a sparse bitmap instead of a simple bitmap.
388 (mark_def_sites_initialize_block): Corresponding changes.
389 (ssa_mark_def_sites_initialize_block): Likewise.
390 (ssa_mark_phi_uses): Likewise.
391 (mark_def_site, ssa_mark_def_sites): Likewise.
392 (mark_def_site_blocks): Likewise.
393 (rewrite_ssa_into_ssa): Likewise.
395 * tree-ssa-dom.c (record_cond): Pass correct variable type
396 for last argument to htab_find_slot_with_hash.
398 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
399 effects when optimizing 0 % X. Do not try to optimize X % 0.
401 2005-01-31 James E. Wilson <wilson@specifixinc.com>
403 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
406 2005-02-01 Eric Christopher <echristo@redhat.com>
408 * config/mips/mips.c (override_options): Warn if -mint64
410 * doc/invoke.texi (MIPS Options): Document that -mint64 is
413 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
415 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
417 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
418 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
419 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
420 (cached_regno): Initialize to INVALID_REGNUM.
421 (cse_reg_info_table_size,
422 cse_reg_info_table_first_uninitialized,
423 cse_reg_info_timestamp): New.
424 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
426 (init_cse_reg_info, get_cse_reg_info_1): New.
427 (get_cse_reg_info): Cache the last look-up.
428 (new_basic_block): Update the code to clear mappings from
429 registers to cse_reg_info entries.
430 (cse_main): Call init_cse_reg_info.
432 * cse.c (get_cse_reg_info): Update a comment.
434 2005-01-31 Steven Bosscher <stevenb@suse.de>
437 * c-decl.c (start_decl): Do not warn about arrays of elements with
438 an incomplete type here.
439 (grokdeclarator): Do it here by making a pedwarn an error.
440 * c-typeck.c (push_init_level): If there were previous errors with
441 the constructor type, do not warn about braces for initializers.
442 (process_init_element): Likewise for excess initializer elements.
444 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
446 * cse.c (delete_trivially_dead_insn): Don't iterate.
448 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
450 * config/rs6000/rs6000.md (copysignsf3): New expand.
451 (copysigndf3): Likewise.
453 2005-01-31 Steven Bosscher <stevenb@suse.de>
455 * recog.c (constrain_operands): Only look for earlyclobber operand
456 conflicts if an '&' constraint was seen.
458 2005-01-31 Marc Espie <espie@openbsd.org>
460 * config.gcc: Don't include embedded systems fragment, switches default
461 debugging format to ELF.
462 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
463 longer pick it up there.
465 2005-01-31 Dale Johannesen <dalej@apple.com>
467 * doc/extend.texi (nested functions): Fix linkage description.
468 Clarify that static is not allowed.
470 2005-01-31 Dale Johannesen <dalej@apple.com>
472 * config/rs6000/darwin.md (movsf_low_di): Make work.
473 (movdf_low_di): Make work.
475 2005-01-31 Dale Johannesen <dalej@apple.com>
477 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
478 Make work for 64 bit.
480 2005-01-31 Roger Sayle <roger@eyesopen.com>
481 Dale Johannesen <dalej@apple.com>
484 * fold-const.c (fold_binary_op_with_conditional_arg):
485 Make types match original operands, before STRIP_NOPS.
487 2005-01-31 Alan Modra <amodra@bigpond.net.au>
489 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
490 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
491 (struct gcc_sigcontext): Delete. Merge contents to..
492 (struct gcc_ucontext): ..here.
493 (get_sigcontext): Delete.
494 (get_regs): New function, like get_sigcontext but return regs ptr.
495 64-bit version finds regs from r1 to support vdso.
496 (ppc_linux_aux_vector): New function.
497 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
500 2005-01-31 Ira Rosen <irar@il.ibm.com>
502 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
504 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
505 redundant fold. Fix misalignment for MINUS_EXPR.
506 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
507 (vect_analyze_pointer_ref_access): Likewise.
508 (vect_get_memtag_and_dr): Likewise.
510 2005-01-31 Richard Henderson <rth@redhat.com>
512 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
513 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
514 absnegdf2_i387, absnegxf2_i387): Likewise.
516 2005-01-31 Richard Henderson <rth@redhat.com>
519 * optabs.c (expand_copysign_absneg): New.
520 (expand_copysign_bit): Split out from ...
521 (expand_copysign): ... here. Use expand_copysign_absneg.
523 2005-01-30 Roger Sayle <roger@eyesopen.com>
526 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
527 constant as the second operand and a register as the third.
529 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
532 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
533 that dllimport'd functions do not use all call-clobbered registers
536 2005-01-30 Richard Henderson <rth@redhat.com>
539 * optabs.c (expand_absneg_bit): Split out from expand_unop and
540 expand_abs_nojump and generalize. Use operand_subword and
541 emit_no_conflict_block. Support large modes.
542 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
544 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
545 negation to subtraction.
546 (expand_copysign): Check that the format has signed zeros.
547 Use operand_subword and emit_no_conflict_block. Support large modes.
549 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
551 Fix PR tree-optimization/19624
553 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
554 * tree-ssa-pre.c: Add cfgloop.h.
556 (pre_stats): New member, constified.
557 (inserted_exprs): New static variable.
558 (NECESSARY): New macro.
559 (create_expression_by_pieces): Fold the expression, and
560 mark it as defaulting to not necessary. Also put in
562 (fully_constant_expression): New function.
563 (insert_into_preds_of_block): Modify to not insert phis when we
564 are playing with induction variables.
565 Push phis onto the inserted_exprs vector, and mark them as not
566 necessary by default.
567 (insert_aux): Call fully_constant_expression on eprime.
568 If all edges produce the same value, mark it constant.
569 (mark_operand_necessary): New function.
570 (remove_dead_inserted_code): New function.
571 (init_pre): Init loop optimizer to get loop info.
572 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
573 (execute_pre): Commit edge inserts, then remove dead code.
575 2005-01-30 Richard Henderson <rth@redhat.com>
577 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
578 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
580 2005-01-30 Richard Henderson <rth@redhat.com>
583 * config/i386/i386.c (ix86_expand_copysign): New.
584 (ix86_split_copysign_const): New.
585 (ix86_split_copysign_var): Rename from ix86_split_copysign,
586 rearrange op1/nmask operands.
587 * config/i386/i386-protos.h: Update.
588 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
589 (copysigndf3): Likewise.
590 (copysignsf3_const, copysigndf3_const): New.
591 (copysignsf3_var): Rename from copysignsf3, split out splitter
592 and fix split predicate for X constraint.
593 (copysigndf3_var): Similarly.
595 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
597 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
598 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
599 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
601 2005-01-29 Richard Henderson <rth@redhat.com>
604 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
605 of # and * in constraints.
607 2005-01-29 Richard Henderson <rth@redhat.com>
610 * expr.c (store_field): Don't strip sub-mode cast when the input
611 data is even smaller.
613 2005-01-29 Richard Henderson <rth@redhat.com>
616 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
619 2005-01-29 Richard Henderson <rth@redhat.com>
621 * combine.c (make_field_assignment): Fix argument order
624 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
626 PR tree-optimization/15791
627 * fold-const.c (extract_array_ref): New function.
628 (fold): Fold comparisons between &a[i] and &a[j] or
629 semantically equivalent trees.
631 2005-01-29 Jeff Law <law@redhat.com>
633 * gcse.c (insert_expr_in_table): Revamp handling of available
634 and anticipatable occurrence lists to avoid unnecessary list
636 (insert_set_in_table): Similarly.
638 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
640 * c-common.c (fix_string_type): Just use c_build_qualified_type to
642 (c_build_qualified_type): Build qualified array types with
643 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
644 * c-decl.c (c_make_fname_decl): Build unqualified array type
645 before qualified type.
646 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
647 type is qualified, not just if type itself is. Don't apply
648 qualifiers to array type when declarator is processed. Apply
649 qualifiers to field type whether or not it is an array type.
650 Don't handle array types specially for applying qualifiers to
652 * c-typeck.c (composite_type): Build unqualified element type and
653 array type when forming composite of array types.
654 (common_pointer_type, comptypes, comp_target_types,
655 type_lists_compatible_p, build_indirect_ref, build_array_ref,
656 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
658 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
659 (args2) in variables a1 and a2.
661 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
663 * cse.c (n_elements_made, max_elements_made): Remove.
664 (insert): Don't touch n_elements_made.
665 (cse_main): Don't touch n_elements_made or max_elements_made.
667 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
670 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
671 configuration part of dp-bit.c to be lost.
673 2005-01-28 Roger Sayle <roger@eyesopen.com>
675 * expmed.c (expand_mult_highpart_optab): When attempting to use
676 a non-widening multiplication in a wider mode, the operands need
677 to be converted (zero or sign extended) to that mode.
679 2005-01-28 Ian Lance Taylor <ian@airs.com>
683 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
684 through if both operands fall through.
686 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
688 * cse.c (fold_rtx) <PC>: Don't optimize.
690 2005-01-28 Jeff Law <law@redhat.com>
692 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
693 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
695 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
697 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
698 cse_reg_info_used_list_end): Remove.
699 (cse_reg_info_list, cse_reg_info_list_free): New.
700 (get_cse_reg_info): When allocating an instance of
701 cse_reg_info, add it to the beginning of the cse_reg_info_list
702 list. Remove code to maintain cse_reg_info_used_list.
703 (new_basic_block): Reset the free list to the beginning of
706 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
708 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
709 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
710 (frv_expand_mdpackh_builtin): New function.
711 (frv_expand_builtin): Use it to expand __MDPACKH.
712 * doc/extend.texi (__MDPACKH): Update documentation.
714 2005-01-28 Uros Bizjak <uros@kss-loka.si>
716 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
717 SSE_FLOAT_MODE_P for use_sse computation.
719 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
722 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
724 2005-01-27 Richard Henderson <rth@redhat.com>
726 * builtins.c (expand_builtin_copysign): New.
727 (expand_builtin): Call it.
728 * genopinit.c (optabs): Add copysign_optab.
729 * optabs.c (init_optabs): Initialize it.
730 (expand_copysign): New.
731 * optabs.h (OTI_copysign, copysign_optab): New.
732 (expand_copysign): Declare.
734 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
735 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
737 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
738 (ix86_expand_fp_absneg_operator): ... here.
739 (ix86_split_copysign): New.
740 * config/i386/i386-protos.h: Update.
741 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
742 (copysignsf3, copysigndf3): New.
744 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
745 (copysignsf3, ncopysignsf3): New.
746 (copysigndf3, ncopysigndf3): New.
747 (copysignxf3, ncopysignxf3): New.
748 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
750 2005-01-27 Arend Bayer <arend.bayer@web.de>
751 Kazu Hirata <kazu@cs.umass.edu>
753 * cse.c: (find_best_addr): Don't call copy_rtx before calling
754 fold_rtx. Save cost recomputation if fold_rtx did nothing.
755 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
758 2005-01-27 Jeff Law <law@redhat.com>
760 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
761 definitions of SSA_NAMEs which are not being rewritten.
762 (rewrite_ssa_into_ssa): Only initialize the current definition
763 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
764 If checking is enabled, assert that SSA_NAME_AUX is clear for all
765 SSA_NAMEs before returning.
767 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
769 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
770 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
771 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
772 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
773 config/mips/iris6.h, config/sh/sh.c: Update copyright.
775 2005-01-27 Steven Bosscher <stevenb@suse.de>
778 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
779 higher to -O2 and higher. Likewise for tree PRE.
780 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
783 2005-01-27 Ian Lance Taylor <ian@airs.com>
786 * gimple-low.c (try_catch_may_fallthru): New static function.
787 (block_may_fallthru): Handle TRY_CATCH_EXPR.
788 * tree-inline.c (expand_call_inline): Don't warn about reaching
789 the end of a non-void function being inlined if the function uses
792 2005-01-27 Jakub Jelinek <jakub@redhat.com>
794 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
797 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
798 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
799 (implicitly_declare): Handle error_mark_node.
801 2005-01-27 Richard Henderson <rth@redhat.com>
804 * tree.h (struct tree_decl): Add debug_expr_is_from.
805 (DECL_DEBUG_EXPR_IS_FROM): New.
806 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
807 * dwarf2out.c (dwarf2out_var_location): Update to match.
808 * tree-outof-ssa.c (create_temp): Likewise.
809 * var-tracking.c (track_expr_p): Likewise.
810 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
811 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
812 * toplev.c (default_tree_printer): Likewise.
814 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
816 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
817 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
819 2005-01-27 Steven Bosscher <stevenb@suse.de>
821 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
822 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
823 ASM_CLOBBERS): Add tree checks.
825 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
826 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
827 * c-common.def (SWITCH_STMT): Update to match.
828 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
829 macros instead of SWITCH_EXPR ones.
830 * c-dump.c (c_dump_tree): Likewise.
831 * c-gimplify.c (gimplify_switch_stmt): Likewise.
832 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
834 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
836 2005-01-27 Alan Modra <amodra@bigpond.net.au>
838 * unwind-dw2.c (execute_stack_op): Add missing cases for
839 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
841 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
843 * config.gcc (Obsolete configurations): Remove 'dummy', add
844 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
847 2005-01-26 Diego Novillo <dnovillo@redhat.com>
849 PR tree-optimization/19633
850 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
852 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
853 are no call-clobbered variables.
854 * tree-outof-ssa.c (check_replaceable): Return false for calls
857 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
859 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
860 even for variables with NULL DECL_INITIAL.
862 2005-01-26 Stuart Hastings <stuart@apple.com>
864 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
866 2005-01-26 Richard Henderson <rth@redhat.com>
869 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
871 * expr.c (store_field): Strip conversions to odd-bit-sized types
872 if the destination field width matches.
874 2005-01-26 Richard Henderson <rth@redhat.com>
876 * c-decl.c, expmed.c, expr.c: Revert last change.
878 2005-01-26 Richard Henderson <rth@redhat.com>
881 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
883 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
884 if we don't need the bits above those present in the current mode.
885 * expr.c (store_field): Strip conversions to odd-bit-sized types
886 if the destination field width matches.
888 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
890 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
891 either -ffast-math or -funsafe-math-optimizations is in use.
893 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
897 * config/avr/avr.c (notice_update_cc): Only set condition code for
898 ashrqi3 if shift count > 0.
899 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
900 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
901 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
902 count <= 0 as a no-op, and shift count >= width by copying zero
903 or sign bit to all bits of the result.
904 * config/avr/avr.md (all shifts): Add alternatives for zero shift
905 count, with attribute "length" set to 0 and "cc" set to "none".
907 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
909 * doc/invoke.texi: Document -mTLS.
911 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
912 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
913 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
914 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
915 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
916 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
917 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
918 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
920 * configure.ac: Check for a TLS capable gas.
922 * configure: Regenerate.
924 2005-01-26 Richard Henderson <rth@redhat.com>
927 * combine.c (make_field_assignment): Simplify store to zero_extract
928 from a source with an overlapping mask.
930 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
932 2004-11-11 Eric Christopher <echristo@redhat.com>
934 * config/frv/frv.md: Add fr400_integer automaton. Don't
935 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
938 2005-01-26 Steven Bosscher <stevenb@suse.de>
941 * cfgbuild.c (make_edges): Do not clear or set
942 current_function_has_computed_jump.
943 * function.h (struct function): Remove the has_computed_jump field.
944 (current_function_has_computed_jump): Do not define.
945 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
946 in a computed jump. Ignore current_function_has_computed_jump.
948 2005-01-26 Richard Henderson <rth@redhat.com>
951 * expr.c (categorize_ctor_elements): New argument p_must_clear.
952 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
954 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
955 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
956 objects into static storage if they have more than one non-zero value.
957 * tree.h (categorize_ctor_elements): Update decl.
959 2005-01-26 Steven Bosscher <stevenb@suse.de>
962 * tree.h (CALL_EXPR_TAILCALL): Add comment.
963 * calls.c (check_sibcall_argument_overlap_1): Revert the change
964 to this function from 2004-07-10.
965 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
966 the current function for tail call optimizations if the address
967 of one of it its arguments is taken.
969 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
971 * cse.c (fold_rtx): Call equiv_constant only when necessary.
973 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
975 * function.c (expand_function_end): If current_function_calls_alloca,
976 emit stack restore in a place that is reached when the function falls
979 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
981 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
982 rule to avoid matching inappropriate suffix rule.
984 2005-01-26 Jan Hubicka <jh@suse.cz>
986 PR tree-optimization/19241
987 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
989 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
991 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
992 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
994 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
995 <sim*>: Always use crt1.o, regardless of N in simN.
996 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
997 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
998 (CRT_CALL_STATIC_FUNCTION): Remove.
999 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1000 use crt1.o, regardless of N in simN.
1001 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1002 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1003 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1004 case isystem setting.
1005 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1007 2005-01-25 Ian Lance Taylor <ian@airs.com>
1009 * gimple-low.c (block_may_fallthru): Correct handling of
1010 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1012 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1014 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1015 handlers to match indentation; nested under the mtune=* handler.
1016 Similar for mcpu= and march=.
1018 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1020 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1021 * config/mips/linux64.h (LIB_SPEC): Likewise.
1022 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1023 * config/sh/linux.h (LIB_SPEC): Likewise.
1025 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1027 * config/frv/frv.c (frv_legitimize_tls_address): New.
1028 (TARGET_HAVE_TLS): Define.
1029 (FRV_SYMBOL_REF_TLS_P): Define.
1030 (frv_override_options): Handle new register classes.
1031 (frv_legitimate_address_p): Reject tls addresses.
1032 (frv_legitimize_address): Handle TLS addresses.
1033 (gen_inlined_tls_plt): New.
1035 (frv_legitimize_tls_address): New.
1036 (unspec_got_name): Add TLS entries.
1037 (got12_operand): Add R_FRV_TLSMOFF12 case.
1038 (frv_emit_move): Fixup TLS addresses.
1039 (frv_emit_movsi): Legitimize TLS addresses.
1041 * config/frv/frv.h (MASK_BIG_TLS): New.
1042 (TARGET_BIG_TLS): New.
1043 (HAVE_AS_TLS): Define.
1044 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1045 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1046 (REG_CLASS_NAMES): Same.
1047 (REG_CLASS_CONTENTS): Same.
1048 (CONSTRAINT_LEN): New.
1049 (REG_CLASS_FROM_CONSTRAINT): New.
1050 (PREDICATE_CODES): Add symbolic_operand.
1052 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1053 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1054 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1055 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1056 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1057 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1058 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1059 GR9_REG, GR14_REG, LRREG.
1060 (type): Add load_or_call attribute.
1061 ("load_or_call"): New reservation.
1062 ("call_gettlsoff"): New.
1063 ("tls_indirect_call"): New.
1064 ("tls_load_gottlsoff12"): New.
1065 ("tlsoff_hilo"): New.
1066 ("tls_tlsdesc_ldd"): New.
1067 ("tls_tlsoff_ld"): New.
1070 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1072 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1074 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1075 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1076 * config/frv/frv.c (TLS_BIAS): Define.
1077 (frv_output_dwarf_dtprel): New.
1079 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1081 PR rtl-optimization/19579
1082 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1083 both A and B, see if they don't clobber registers the other expr uses.
1085 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1087 * real.c (do_add): Initialize signalling and canonical members.
1089 * real.c (real_from_integer): Zero out destination.
1091 2005-01-18 Jan Hubicka <jh@suse.cz>
1093 PR tree-optimize/19337
1094 * tree-inline.c (initialize_inlined_parameters): Copy
1095 saved_static_chain_decl only.
1097 2005-01-25 Richard Henderson <rth@redhat.com>
1101 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1102 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1103 80387 enabled, to return a proper subclass. Return the subset that
1104 overlaps with GENERAL_REGS for PLUS.
1105 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1107 2005-01-25 Richard Henderson <rth@redhat.com>
1110 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1112 2005-01-25 Roger Sayle <roger@eyesopen.com>
1114 * expmed.c (choose_multiplier): Change interface to return the
1115 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1116 (expand_divmod): Update calls to choose_multiplier.
1118 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1121 * expmed.c (extract_bit_field): Use adjust_address instead of
1122 gen_lowpart when op0 is a MEM.
1124 2005-01-24 Steven Bosscher <stevenb@suse.de>
1126 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1128 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1130 * config/mips/irix-csr.c: New file.
1131 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1132 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1133 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1136 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1139 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1140 sparc/elf.h, add sparc/sp-elf.h.
1141 (sparc-*-rtems*): Likewise.
1142 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1143 tm-dwarf2.h, add sparc/sp-elf.h.
1144 (sparc86x-*-elf): Likewise.
1145 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1146 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1147 TARGET_OS_CPP_BUILTINS.
1148 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1149 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1151 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1152 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1153 (SWITCH_TAKES_ARG): Likewise.
1154 (LOCAL_LABEL_PREFIX): Likewise.
1155 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1156 (TARGET_N_FORMAT_TYPES): Delete.
1157 (TARGET_FORMAT_TYPES): Likewise.
1158 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1159 * config/sparc/elf.h: Delete.
1160 * config/sparc/sp-elf.h: New file.
1162 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1164 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1165 * tree-flow.h: Remove the corresponding prototype.
1166 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1167 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1169 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1172 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1173 for AIX ABI or ELF -fPIC.
1174 (rs6000_emit_load_toc_table): Don't create toc_section here.
1175 (rs6000_xcoff_file_start): Nor here.
1177 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1179 * sh.c (ra.h): Don't #include.
1180 (hard_regs_intersect_p): New function, resurrected from ra.c.
1182 * sh.c: Fix 1996 Copyright.
1184 2005-01-24 Richard Henderson <rth@redhat.com>
1185 Aldy Hernandez <aldyh@redhat.com>
1187 * regrename.c (note_sets): Handle subregs.
1189 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1192 * genconditions.c (write_header, write_conditions): Elide file if
1195 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1197 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1198 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1201 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1203 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1204 expand_builtin_printf, expand_builtin_fprintf,
1205 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1206 checking against POINTER_TYPE.
1207 (validate_arglist): Handle POINTER_TYPE code by checking
1210 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1212 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1214 (for_each_rtx): Call for_each_rtx_1.
1215 * rtl.h (init_rtlanal): Declare.
1216 * toplev.c (backend_init): Call init_rtlanal.
1218 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1220 * flow.c (propagate_one_insn): Formatting.
1223 * flow.c (libcall_dead_p): Be more conservative if unsure.
1224 If there are any instructions between insn and call, see if they are
1225 all dead before saying the libcall is dead.
1227 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1229 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1230 operand constraint for operand 0.
1232 2005-01-23 Richard Henderson <rth@redhat.com>
1235 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1236 edges leading to join block.
1238 2005-01-23 Roger Sayle <roger@eyesopen.com>
1240 * expmed.c (expand_mult_highpart): Make static. Change type of
1241 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1242 (expand_divmod): Updates calls to expand_mult_highpart by using
1243 gen_int_mode to pass a CONST_INT rtx.
1244 * rtl.h (expand_mult_highpart): Remove prototype.
1246 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1248 * flow.c (regset_bytes, regset_size): Remove.
1250 * cfganal.c: Fix a reference to Harvey's paper.
1252 2005-01-23 Steven Bosscher <stevenb@suse.de>
1254 PR rtl-optimization/19464
1255 * tree-optimize.c (init_tree_optimization_passes): Add one more
1256 copyrename pass just before out-of-ssa.
1258 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1261 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1262 * ggc-none.c (ggc_free): Define.
1264 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1266 * cse.c (max_reg, max_insn_uid): Remove.
1267 (cse_main): Don't access max_reg or max_insn_uid.
1269 * c-common.c (explicit_flag_signed_bitfields,
1270 lang_statement_code_p, lang_expand_function_end): Remove.
1271 * c-common.h: Remove the corresponding declarations.
1272 * c-opts.c (c_common_handle_option): Remove all write access
1273 to explicit_flag_signed_bitfields.
1275 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1276 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1277 * cgraph.h: Remove the corresponding declaration.
1279 * gcse.c (null_pointer_info): Remove.
1281 2005-01-23 Roger Sayle <roger@eyesopen.com>
1282 Eric Botcazou <ebotcazou@libertysurf.fr>
1284 * combine.c (simplify_logical): Only simplify logical expressions
1285 of the form ior(and(x,y),z) by the inverse distributive law if the
1286 result is cheaper than the original.
1288 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1290 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1291 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1292 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1293 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1294 config/freebsd-spec.h, config/arm/arm.h,
1295 config/h8300/h8300.md, config/i386/i386.md,
1296 config/i386/predicates.md, config/i386/sse.md,
1297 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1298 config/vax/vax.md: Fix comment typos. Follow spelling
1301 2005-01-23 Steven Bosscher <stevenb@suse.de>
1303 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1304 tests, instead of `less than'.
1306 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1308 * function.c (assign_parm_setup_block): When creating a new stack slot
1309 for a parameter, get its alignment from the parameter's DECL_ALIGN
1310 rather than the type's TYPE_ALIGN. Make sure that the parameter
1311 is at least word aligned.
1313 2005-01-22 Roger Sayle <roger@eyesopen.com>
1316 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1318 2005-01-22 Richard Henderson <rth@redhat.com>
1321 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1322 in both compare operands.
1323 (movdfcc_1_sse_max): Likewise.
1324 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1325 (movdfcc_1_sse): Likewise.
1326 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1327 scratch register as needed.
1329 2005-01-22 Richard Henderson <rth@redhat.com>
1331 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1333 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1335 2005-01-22 Richard Henderson <rth@redhat.com>
1337 * genopinit.c (optabs): Use smin/smax for floating point too.
1338 * doc/md.texi: Update to match. Clarify that floating point
1339 results are undefined for +0/-0 and NaN.
1340 * doc/rtl.texi: Likewise.
1341 * rtl.def (SMIN, SMAX): Likewise
1342 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1344 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1345 leading 's' to the name.
1346 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1347 smaxxf3, sminxf3): Likewise.
1348 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1351 2005-01-22 Paul Brook <paul@codesourcery.com>
1353 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1355 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1357 * config/s390/s390.c (struct processor_costs): New fields
1358 dlgr, dlr, dr, dsgfr, dsgr.
1359 (z900_cost, z990_cost): Values for new fields.
1360 (s390_rtx_costs): New cases MEM und COMPARE in switch
1361 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1362 DIV, MOD, UDIV, UMOD.
1364 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1366 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1367 into the register being decremented.
1368 ("doloop_si31", "doloop_di"): Likewise.
1369 ("*doloop_si_long"): Adapt pattern.
1371 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1373 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1375 (CLASS_MAX_NREGS): Likewise.
1377 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1379 * doc/tree-ssa.texi (Statement Operands): Add example for new
1380 must-def macro. Note deprecation of old operands interface.
1382 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1384 PR tree-optimization/19484
1385 * tree-cfg.c (remove_fallthru_edge): New function.
1386 (cleanup_control_flow): Remove fallthru edges from calls that are
1387 now known not to return.
1389 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1391 Fix PR tree-optimization/19038
1392 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1393 copies with loop variant ones.
1395 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1397 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1398 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1399 config/alpha/alpha.md, config/alpha/predicates.md,
1400 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1401 config/sparc/sol2.h: Update copyright.
1403 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1404 first label to see if it is a nonlocal label.
1406 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1407 Andrew Pinski <pinskia@physics.uc.edu>
1410 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1411 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1413 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1415 * config/rs6000/rtems.h: Update copyright.
1417 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1420 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1421 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1422 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1424 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1427 * c-typeck.c (convert_arguments): Check for error_mark_node.
1429 2005-01-21 Ian Lance Taylor <ian@airs.com>
1431 PR tree-optimization/13000
1432 * tree-inline.c: Include "tree-flow.h".
1433 (expand_call_inline): If warn_return_type, warn if non-void inline
1434 function falls through.
1435 * tree-cfg.c (execute_warn_function_return): Don't warn about
1436 control reaching end if TREE_NO_WARNING is set. Set
1438 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1440 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1441 branch if we don't need one.
1442 * c-typeck.c: Include "tree-flow.h"
1443 (c_finish_bc_stmt): Don't add a goto if the current statement
1444 list doesn't fall through to the current point.
1446 2005-01-21 Roger Sayle <roger@eyesopen.com>
1448 PR rtl-optimization/576
1449 * real.c (real_arithmetic): Change return type from void to bool
1450 to return an indication that the result may be inexact.
1451 * real.h (real_arithmeric): Update prototype.
1452 * fold-const.c (const_binop): Don't constant fold floating
1453 point expressions when the user specifies -frounding-math and
1454 the result may depend upon the run-time rounding mode.
1455 (fold_convert_const_real_from_real): Clean-up.
1456 (fold_initializer): Ignore flag_rounding_math for initializers.
1457 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1458 constant fold FP operations with flag_rounding_math if the
1459 result may depend upon the run-time rounding mode.
1461 2005-01-21 Tom Tromey <tromey@redhat.com>
1463 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1465 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1467 * tree-cfg.c: Fix comment typos.
1469 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1471 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1472 around the call to rest_of_handle_branch_target_load_optimize.
1474 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1476 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1477 (sparc64-*-openbsd*): Likewise.
1478 (sparclite-*-elf*): Include tm-dwarf2.h.
1479 (sparc86x-*-elf*): Likewise.
1480 (sparc64-*-elf*): Likewise.
1481 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1482 (DBX_DEBUGGING_INFO): Likewise.
1483 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1484 (PREFERRED_DEBUGGING_TYPE): Likewise.
1485 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1486 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1487 (PREFERRED_DEBUGGING_TYPE): Likewise.
1488 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1489 (PREFERRED_DEBUGGING_TYPE): Likewise.
1490 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1492 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1495 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1497 2005-01-20 Paul Brook <paul@codesourcery.com>
1499 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1501 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1503 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1504 label is first in a sequence of labels.
1506 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1508 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1509 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1511 * doc/sourcebuild.texi (Test Directives): New.
1513 2005-01-20 Roger Sayle <roger@eyesopen.com>
1515 * real.c (real_floor): Don't leave the result uninitialized when
1516 mode is VOIDMode, but return the unrounded intermediate value.
1517 (real_ceil): Likewise.
1519 2005-01-20 Paul Brook <paul@codesourcery.com>
1521 * config/arm/arm.md (insv): Use gen_int_mode.
1523 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1525 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1526 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1527 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1528 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1529 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1531 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1534 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1535 fbreg, so we have to assume we can't.
1536 (loc_descriptor_from_tree_1): Ditto.
1537 (containing_function_has_frame_base): New function.
1538 (add_location_or_const_value_attribute): Use it.
1539 Also try to generate a frame_base from a single element location
1542 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1544 PR tree-optimization/15349
1545 * timevar.def (TV_TREE_MERGE_PHI): New.
1546 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1548 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1549 calls to tree_forwarder_block_p.
1550 (remove_forwarder_block_with_phi, merge_phi_nodes,
1551 gate_merge_phi, pass_merge_phi): New.
1552 * tree-optimize.c (init_tree_optimization_passes): Add
1554 * tree-pass.h: Add an extern for pass_merge_phi;
1556 2005-01-20 Richard Henderson <rth@redhat.com>
1559 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1560 (_mm_castps_pd, _mm_castps_si128): New.
1561 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1563 2005-01-20 Richard Henderson <rth@redhat.com>
1566 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1567 __builtin_ia32_vec_init_v2si.
1568 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1569 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1570 (ix86_init_mmx_sse_builtins): Create it.
1571 (ix86_expand_builtin): Expand it.
1572 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1573 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1574 (vec_extractv2si_0, vec_extractv2si_1): New.
1576 2005-01-20 Richard Henderson <rth@redhat.com>
1579 * config/i386/i386.c (ix86_expand_push): New.
1580 * config/i386/mmx.md (push<MMXMODE>1): New.
1581 * config/i386/sse.md (push<SSEMODE>1): New.
1582 * config/i386/i386-protos.h: Update.
1584 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1586 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1589 2005-01-20 Richard Henderson <rth@redhat.com>
1591 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1592 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1594 2005-01-19 Richard Henderson <rth@redhat.com>
1597 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1598 to V4SFmode in SSE1 fallback load path.
1600 2005-01-19 Richard Henderson <rth@redhat.com>
1602 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1603 in QImode expansion to ix86_expand_vector_set.
1604 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1606 2005-01-19 Richard Henderson <rth@redhat.com>
1609 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1610 subclass of the input class.
1611 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1612 Always true for cross-SSE1 classes. Rationalize conditionals.
1613 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1614 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1615 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1616 (movdi_2): Add MMX/SSE zeros.
1617 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1618 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1619 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1620 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1621 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1622 (zero_extendsidi2_rex64_1): Remove.
1623 (MOV0 peephole): Check GENERAL_REG_P.
1625 2005-01-19 Richard Henderson <rth@redhat.com>
1628 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1630 (ix86_expand_vector_extract): Likewise.
1632 2005-01-19 Richard Henderson <rth@redhat.com>
1635 * expr.c (emit_move_change_mode): New argument force; use
1636 simplify_gen_subreg if true.
1637 (emit_move_via_alt_mode): Merge into ...
1638 (emit_move_via_integer): ... here.
1639 (emit_move_ccmode): Use emit_move_change_mode directly.
1641 2005-01-19 Richard Henderson <rth@redhat.com>
1644 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1645 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1646 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1648 (alpha_emit_set_const): Likewise. Make static.
1649 (alpha_emit_set_long_const): Make static.
1650 (alpha_extract_integer): Split out from alpha_expand_mov.
1651 (alpha_split_const_mov): Likewise.
1652 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1653 (alpha_legitimate_constant_p): New.
1654 * config/alpha/alpha-protos.h: Update.
1655 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1656 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1657 * config/alpha/alpha.md (movsi): Add n alternative.
1658 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1659 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1660 (splitters for all of the above): Use alpha_split_const_mov.
1661 * config/alpha/predicates.md (non_add_const_operand): New.
1662 (non_zero_const_operand): New.
1663 (input_operand): Use alpha_legitimate_constant_p after reload.
1665 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1667 PR tree-optimization/19038
1668 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1669 (add_candidate): Add ivs with increment in latch only if
1670 allow_ip_end_pos_p is true.
1671 (determine_iv_cost): Use empty_block_p.
1673 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1675 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1676 (compute_dominance_frontiers): Ditto.
1678 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1681 * config/sh/t-rtems: New.
1682 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1684 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1686 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1687 the offset of the selected field.
1689 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1691 * tree-cfg.c (remove_forwarder_block): Fix the check to
1692 prevent a nonlocal label from appearing in the middle of a
1695 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1697 PR rtl-optimization/19462
1698 * reorg.c (find_end_label): Create return insn only if
1699 current_function_epilogue_delay_list is empty.
1701 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1703 * doc/passes.texi: Remove paragraph mentioning new-ra.
1705 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1707 PR rtl-optimization/15139
1708 * combine.c: Include params.h.
1709 (count_rtxs): New function.
1710 (record_value_for_reg): If replace_rtx would replace at least
1711 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1712 (clobber (const_int 0)) instead of TEM.
1713 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1714 * params.h (MAX_LAST_VALUE_RTL): New.
1715 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1716 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1719 * c-typeck.c (digest_init): Only call build_vector if all constructor
1720 elements are *_CST nodes.
1721 * gimplify.c (gimplify_init_constructor): Likewise.
1724 * c-typeck.c (digest_init): Only call build_vector if inside_init
1727 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1729 * toplev.c (init_asm_output): Remove dead #ifdef.
1731 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1733 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1735 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1737 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1738 accessing DECL_FUNCTION_CODE.
1739 * dojump.c (do_jump): Likewise.
1740 * gimplify.c (gimplify_call_expr): Likewise.
1741 * predict.c (expr_expected_value): Likewise.
1742 (strip_builtin_expect): Likewise.
1743 * tree-inline.c (estimate_num_insns_1): Likewise.
1744 * tree-ssa-loop-im.c (stmt_cost): Likewise
1745 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1746 (tree_expr_nonnegative_p): Likewise.
1748 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1750 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1751 variant of the load_pcrel_sym pattern.
1752 * config/sparc/sparc.md (P macro): Move to the top.
1753 (load_pcrel_sym): Macroize using P.
1754 (save_register_window): Likewise.
1756 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1758 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1761 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1764 * c-typeck.c (build_asm_expr): Strip nops off
1765 input memory operands.
1767 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1769 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1770 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1771 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1772 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1774 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1777 * config/i386/i386.c (override_options): If the 80387 is disabled,
1778 then do not return FP values using FP registers.
1780 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1782 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1783 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1784 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1785 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1786 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1787 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1788 output.h, postreload-gcse.c, postreload.c, recog.c,
1789 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1790 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1791 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1792 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1793 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1794 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1795 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1796 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1798 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1799 config/alpha/alpha.c, config/arm/vfp.md,
1800 config/i386/emmintrin.h, config/i386/i386-modes.def,
1801 config/i386/i386-protos.h, config/i386/i386.h,
1802 config/i386/pmmintrin.h, config/i386/ppro.md,
1803 config/i386/predicates.md, config/i386/xmmintrin.h,
1804 config/i860/i860.c, config/ia64/ia64-modes.def,
1805 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1806 config/ia64/ia64.md, config/ia64/itanium1.md,
1807 config/ia64/itanium2.md, config/ia64/predicates.md,
1808 config/iq2000/iq2000.h, config/mips/linux64.h,
1809 config/rs6000/aix41.h, config/rs6000/aix43.h,
1810 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1811 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1812 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1813 config/sparc/linux64.h, config/sparc/litecoff.h,
1814 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1815 config/sparc/sparc.h, config/sparc/sparc.md,
1816 config/sparc/sysv4-only.h: Update copyright.
1818 2005-01-18 Richard Henderson <rth@redhat.com>
1821 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1823 2005-01-18 Marc Espie <espie@openbsd.org>
1824 * config/i386/openbsdelf.h: Typo.
1826 2005-01-18 Richard Henderson <rth@redhat.com>
1828 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1829 special case for sse.
1830 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1832 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1834 * tree-inline.c (estimate_num_insns_1): Added cases for
1835 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1837 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1839 PR rtl-optimization/19296
1840 * combine.c (simplify_comparison): Rewrite the condition under
1841 which a non-paradoxical SUBREG of a PLUS can be lifted when
1842 compared against a constant.
1844 2005-01-18 Andi Kleen <ak@muc.de>
1846 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1847 * c.opt (-Wpointer-sign): Add.
1848 * doc/invoke.texi: (-Wpointer-sign): Add.
1850 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1852 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1853 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1854 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1855 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1856 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1857 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1858 for TARGET_MIX_SSE_I387.
1859 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1860 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1861 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1862 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1863 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1864 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1865 TARGET_MIX_SSE_I387.
1866 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1869 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1872 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1873 Add movaps alternative for xmm reg->reg move.
1875 2005-01-17 Jeff Law <law@redhat.com>
1877 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1878 at the end of the main DOM loop rather than just before DOM exits.
1880 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1882 PR tree-optimization/19121
1883 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1884 adding aliases to a name tag, also add them to the pointer's
1886 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1887 sensitive alias info at all. Only check that the two pointers
1888 have compatible pointed-to sets.
1889 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1890 a pointer's type tag is a superset of the alias set of the
1893 2005-01-17 James E Wilson <wilson@specifixinc.com>
1896 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1897 comment to document why.
1899 2005-01-17 Richard Henderson <rth@redhat.com>
1901 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1902 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1903 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1904 sse2_vmsminv2df3_finite): New.
1905 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1906 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1907 Force op1 into register.
1909 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1911 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1912 bubblestrap from always rebuilding build directory.
1914 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1916 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1917 ("*cmpmem_short"): Likewise.
1919 2005-01-17 Steven Bosscher <stevenb@suse.de>
1921 * basic-block.h: Document BB_* flags.
1922 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1923 use an sbitmap instead.
1924 * sched-rgn.c (compute_trg_info): Likewise.
1926 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1928 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1929 redundant target_cpu_default and extra_parts lines. Use the default
1931 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1932 (SUBTARGET_EXTRA_SPECS): Delete.
1933 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1934 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1935 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1936 and "n32" for -mabi=n32.
1938 2005-01-17 Ian Lance Taylor <ian@airs.com>
1941 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1942 fold constant variables into initial values.
1944 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1946 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1948 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1949 through the statements backward.
1951 2005-01-17 Ian Lance Taylor <ian@airs.com>
1953 PR middle-end/13127:
1954 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1955 a variable set to the return value of the inlined function.
1957 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1959 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1960 when modes are tieable.
1962 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1964 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1965 of pthread_create to find out if threads are enabled.
1966 * gthr-posix95.h (__gthread_active_p): Likewise.
1968 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1970 * common.opt (-fnew-ra): Remove.
1972 * toplev.h (flag_new_regalloc): Remove.
1973 * Makefile.in (ra*.*): Don't mention.
1974 * passes.c (rest_of_handle_new_regalloc): Remove.
1975 (rest_of_handle_combine, rest_of_compilation): Always consider
1976 flag_new_regalloc as false.
1977 * doc/invoke.texi: Don't document -fnew-ra.
1979 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1981 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1982 last parameter to reg_scan.
1983 * loop.c (loop_optimize): Likewise.
1984 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1985 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1986 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1987 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1988 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1989 * regclass.c (reg_scan): Likewise, for the declaration.
1990 * rtl.h (reg_scan): Likewise, for the prototype.
1992 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1994 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1995 mark_dfs_back_edges.
1997 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1999 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2000 (compute_avail): Uses don't go in tmp_gen.
2002 2005-01-16 Steven Bosscher <stevenb@suse.de>
2004 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2005 loop to look for a free slot in a page entry.
2007 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2010 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2011 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2012 just before targetm.asm_out.file_end.
2013 * tree.h (process_pending_assemble_output_defs): Declare.
2014 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2016 (assemble_alias): Defer generation of assembly code for defines when
2017 TARGET_DEFERRED_OUTPUT_DEFS is true.
2018 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2019 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2020 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2022 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2025 * pa.c (pa_scalar_mode_supported_p): New function.
2026 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2027 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2029 * pa-protos.h (prefetch_operand): Delete.
2030 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2031 * pa.c (prefetch_operand): Delete.
2032 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2033 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2034 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2035 and prefetch_nocc_operand.
2036 * pa.md (prefetch): Rework to avoid reload problems handling short
2037 displacements when a cache control completer needs to be provided.
2038 (prefetch_32, prefetch_64): Delete.
2039 (prefetch_cc, prefetch_nocc): New patterns.
2041 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2043 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2045 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2048 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2049 exceeds maximum alignment for global common data.
2050 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2051 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2053 2004-01-15 Roger Sayle <roger@eyesopen.com>
2055 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2057 2004-01-15 Roger Sayle <roger@eyesopen.com>
2059 * harg-reg-set.h (reg_class_names): Prototype global array.
2060 * regclass.c (reg_class_names): Declare here and initialize to
2062 (dump_regclass): Remove local declaration of reg_class_names.
2063 (regclass): Likewise.
2064 * cfg.c (dump_flow_info): Likewise.
2065 * ra-debug.c (reg_class_names): Likewise.
2066 * regrename.c (reg_class_names): Likewise.
2067 * reload.c (reg_class_names): Likewise.
2068 * reload1.c (spill_failure): Likewise.
2069 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2071 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2073 * config/s390/s390.md ("reload_outti"): Remove predicate for
2074 output operand. Abort if operand is not a MEM.
2075 ("reload_outdi", "reload_outdf"): Likewise.
2077 2005-01-15 Marc Espie <espie@openbsd.org>
2079 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2080 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2081 * config/openbsd.h: Fix C++ includes for native configurations.
2082 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2083 Add trampoline support.
2084 * config/i386/openbsdelf.h: New.
2086 2005-01-15 Marc Espie <espie@openbsd.org>
2088 * collect2.c (main): Explicitly parse -dynamic-linker option.
2090 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2092 PR tree-optimization/19060
2093 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2094 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2095 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2096 and handle extract_range_from_cond returning false.
2097 * fold-const.c (fold): Optimize comparisons with min/max even for
2098 width > HOST_BITS_PER_WIDE_INT.
2100 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2102 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2103 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2104 Remove little endian multilib variants.
2105 Add mips32 multilib variant.
2107 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2109 * explow.c (copy_all_reg, stabilize): Remove.
2110 * expr.h: Remove the corresponding prototypes.
2112 * rtlanal.c (regs_set_between_p): Remove.
2113 * rtl.h: Remove the corresponding prototype.
2115 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2117 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2118 to rs6000_nonimmediate_operand.
2119 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2120 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2121 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2122 rs6000_nonimmediate_operand.
2123 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2124 rs6000_nonimmediate_operand.
2126 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2128 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2130 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2132 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2134 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2135 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2137 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2138 (rs6k_nonimmediate_operand): New.
2139 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2141 (legitimate_lo_sum_address_p): Same.
2142 (rs6000_legitimize_address): Same.
2143 (rs6000_legitimize_reload_address): Same.
2144 (rs6000_legitimate_address): Same.
2145 (spe_build_register_parallel): Pass DF and DC modes in a DI
2148 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2149 to rs6k_nonimmediate_operand.
2151 * config/rs6000/spe.md ("*frob_df_di"): New.
2152 ("*frob_di_df"): New.
2153 ("*frob_di_df_2"): New.
2154 ("*mov_sidf_e500_subreg0"): New.
2155 ("*mov_sidf_e500_subreg4"): New.
2156 ("*movdf_e500_double"): Change predicate to
2157 rs6k_nonimmediate_operand.
2159 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2161 * postreload.c (move2add_note_store): Only call
2162 trunc_int_for_mode on scalar integers.
2164 2005-01-14 Steven Bosscher <stevenb@suse.de>
2166 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2167 replace BB_VISITED uses.
2168 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2169 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2170 (tree_dce_done): Free visited_control_parents.
2171 (perform_tree_ssa_dce): Allocate and clear it.
2172 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2173 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2174 instead of BB_VISITED.
2176 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2178 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2179 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2180 Remove unused prototypes.
2182 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2184 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2185 64-bit register usage.
2186 (spe_func_has_64bit_regs_p): Add FIXME note.
2188 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2190 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2191 flag_finite_math_only with flag_unsafe_math_optimizations.
2193 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2195 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2197 (__tpf_eh_return): Copy TPF private stack area from the module
2198 boundary stack frame. Add check for when module addresses are
2199 equal, but no stub address is found.
2201 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2204 * arm.h (struct machine_function): Add call_via field.
2205 (thumb_call_via_label): Declare.
2206 * arm.c (thumb_call_via_label): New variable.
2207 (thumb_call_reg_needed): New variable.
2208 (arm_output_function_epilogue): For Thumb code, output any per-function
2209 call-indirect trampolines.
2210 (thumb_call_via_reg): New function.
2211 (arm_file_end): New function.
2212 (TARGET_ASM_FILE_END): Call arm_file_end.
2213 (aof_file_end): Likewise.
2214 * arm-protos.h (thumb_call_via_reg): Declare.
2215 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2216 thumb_call_via_reg in normal case.
2218 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2221 PR rtl-optimization/19348
2222 * recog.c (peephole2_optimize): Do global life update if some peephole
2223 decides it doesn't need at least one of its inputs and that change
2224 influences liveness at the start of the basic block.
2226 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2227 arguments instead of 1.
2229 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2232 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2233 zero for nested functions needing a static chain or functions
2234 with a non-constant address.
2236 2005-01-13 Roger Sayle <roger@eyesopen.com>
2238 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2239 (and (sign_extend X) C) into (zero_extend (and X C)).
2241 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2243 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2245 2005-01-13 Richard Henderson <rth@redhat.com>
2250 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2251 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2252 not just TARGET_SSE.
2253 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2254 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2255 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2256 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2257 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2258 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2259 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2260 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2261 (movdicc_c_rex64): Rename with '*'.
2262 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2263 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2264 (movsfcc_1_387): Rename from movsfcc_1.
2265 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2266 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2267 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2268 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2269 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2270 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2271 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2272 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2273 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2274 sse_movdfcc_const0_4): Remove.
2275 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2276 recognize min/max early. Update for changed sse cmove patterns.
2277 (ix86_split_sse_movcc): New.
2278 * config/i386/i386-protos.h: Update.
2280 2005-01-13 Steven Bosscher <stevenb@suse.de>
2282 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2283 (fix_stmt_v_may_defs): Likewise.
2285 2005-01-13 Richard Henderson <rth@redhat.com>
2287 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2288 for converting the mask.
2290 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2292 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2295 2005-01-13 Richard Henderson <rth@redhat.com>
2297 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2298 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2299 IX86_BUILTIN_MOVDQ2Q): Remove.
2300 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2301 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2302 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2304 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2305 (sse2_pextrw): Fix immediate constraint.
2306 (sse2_loadq, sse2_loadq_rex64): Remove.
2307 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2308 Use __builtin_ia32_vec_ext_<size>.
2309 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2311 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2313 * function.c (assign_parm_setup_block): Look inside original
2314 entry_parm when inspecting PARALLEL.
2316 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2317 Joel Sherrill <joel@oarcorp.com>
2320 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2321 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2322 rtems_gxx_recursive_mutex_init.
2323 (__gthread_recursive_mutex_lock): New function.
2324 (__gthread_recursive_mutex_trylock): Likewise.
2325 (__gthread_recursive_mutex_unlock): Likewise.
2327 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2329 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2331 2005-01-13 Jan Beulich <jbeulich@novell.com>
2333 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2334 (ashrti3_internal): Indicate output is early clobber. Generate result
2335 into output rather than first input. Use move for low word of output
2336 if shift count is exactly 64.
2337 (lshrti3_internal): Likewise.
2339 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2343 * reload1.c (delete_output_reload): Don't delete an output reload
2344 if the pseudo lives longer than a single basic block. Adjust and
2345 improve wording of comment.
2347 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2350 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2351 of TYPE_SIZE where we mean the number of bytes.
2353 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2355 * function.c (assign_parm_setup_block): Relax condition on
2356 multi-register optimization.
2358 2005-01-12 Nick Clifton <nickc@redhat.com>
2360 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2361 an "in_delay_slot" attribute of "no" to prevent them being used in
2362 delay slots. This is forbidden because they might generate
2365 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2368 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2371 2005-01-12 Nick Clifton <nickc@redhat.com>
2373 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2374 passed on to GAS) but do not define, as GAS no longer supports or
2375 needs the -m2000 option.
2377 2005-01-11 Roger Sayle <roger@eyesopen.com>
2379 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2380 type as args of unprototyped builtins aren't automatically promoted.
2381 (fold_builtin_abs): Likewise.
2383 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2385 * Makefile.in: Set a `build-warn' variable.
2387 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2389 PR tree-optimization/17949
2390 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2391 (find_interesting_uses_address): Use it.
2393 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2395 * regrename.c (kill_value): Handle subreg's that won't simplify.
2397 2005-01-11 Richard Henderson <rth@redhat.com>
2400 * config/i386/i386.h (enum ix86_builtins): Move ...
2401 * config/i386/i386.c: ... here.
2402 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2403 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2404 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2405 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2406 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2407 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2408 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2409 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2410 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2411 IX86_BUILTIN_LOADDDUP): Remove.
2412 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2413 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2414 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2415 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2416 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2417 (ix86_init_builtins): Make static.
2418 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2419 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2420 if all the modes match. Otherwise, fake it.
2421 (get_element_number, ix86_expand_vec_init_builtin,
2422 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2423 (ix86_expand_builtin): Make static. Update for changed builtins.
2424 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2425 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2426 (ix86_expand_vector_init_duplicate): New.
2427 (ix86_expand_vector_init_low_nonzero): New.
2428 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2429 Split out from ix86_expand_vector_init; handle integer modes.
2430 (ix86_expand_vector_init): Use them.
2431 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2432 * config/i386/i386-protos.h: Update.
2433 * config/i386/predicates.md (reg_or_0_operand): New.
2434 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2435 (movv2sf_internal): Likewise. And a splitter to match them all.
2436 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2437 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2438 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2439 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2440 (mmx_pinsrw): Fix operand ordering.
2441 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2442 rather than sse_loadss expander.
2443 (movv2df splitter): Similarly.
2444 (sse_loadss, sse_loadlss): Remove.
2445 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2446 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2447 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2448 (sse3_movddup): Rename with '*'.
2449 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2450 (sse2_loadsd): Remove.
2451 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2452 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2453 (sse2_pinsrw): Fix argument ordering.
2454 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2455 (sse2_stored): Remove 'r' destination.
2456 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2457 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2458 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2459 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2460 vec_extractv16qi, vec_initv16qi): New.
2462 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2463 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2464 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2466 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2467 (_mm_load_si128, _mm_store_si128): Likewise.
2468 (_mm_load1_pd): Use _mm_set1_pd.
2469 (_mm_load_sd): Use _mm_set_sd.
2470 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2471 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2472 (_mm_set_epi64): Use _mm_set_epi64x.
2473 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2474 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2475 _mm_setr_epi8): Use _mm_set_foo form.
2476 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2477 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2478 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2479 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2480 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2481 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2482 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2483 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2484 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2485 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2486 (_mm_movedup_pd): Use _mm_shuffle_pd.
2487 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2488 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2489 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2490 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2492 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2493 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2494 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2495 (_mm_store_ps): Use raw dereference.
2496 (_mm_store1_ps): Use _mm_storeu_ps.
2497 (_mm_storer_ps): Use _mm_store_ps.
2498 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2499 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2501 2005-01-11 Stan Shebs <shebs@apple.com>
2503 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2504 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2506 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2509 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2510 Skip all DECLs except for FIELD_DECLs.
2512 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2514 * config/s390/s390.c (override_options): Return error if
2515 -mbackchain, -mpacked-stack and -mhard-float are used together.
2516 (s390_va_start): Remove the backchain && packed-stack special case.
2517 (s390_gimplify_va_arg): Likewise.
2518 * doc/invoke.texi: Remove the ABI incompatibility note.
2520 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2522 * config/s390/s390.c (struct s390_frame_layout): Remove
2524 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2525 save_backchain_p with TARGET_BACKCHAIN.
2527 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2530 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2531 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2532 * function.c (locate_and_pad_parm): Set new field.
2533 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2534 Tweak where_pad test to include "none". Always set mem align for
2536 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2537 not sufficient for type.
2538 (assign_parm_setup_block): If stack_parm is zero on entry, always
2539 make a new stack local. Block move old stack parm if necessary
2540 to new aligned stack local.
2541 (assign_parm_setup_stack): Use a block move to handle
2542 potentially misaligned entry_parm.
2543 (assign_parms_unsplit_complex): Specify required alignment when
2544 creating stack local.
2545 * calls.c (compute_argument_addresses): Override alignment of stack
2546 arg calculated from its type with the alignment given by
2547 FUNCTION_ARG_BOUNDARY.
2548 (store_one_arg): Likewise.
2550 2005-01-11 Jan Beulich <jbeulich@novell.com>
2552 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2553 Change respective itanium_class attribute to ialu.
2554 (shladdp4_internal): New.
2555 * config/ia64/predicates.md (shladd_log2_operand): New.
2557 2005-01-11 Richard Henderson <rth@redhat.com>
2559 * expr.c (store_constructor): Use rtvec_alloc instead of
2560 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2562 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2564 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2566 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2568 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2569 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2570 (TARGET_RWRELOC): Define.
2571 (ia64_rwreloc_section_type_flags): Delete.
2572 (ia64_section_type_flags): New function.
2573 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2574 (TARGET_RWRELOC): Define.
2576 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2579 * config/ia64/ia64.c (process_set): For alloc insn, only call
2580 process_epilogue is !frame_pointer_needed.
2582 2005-01-10 Roger Sayle <roger@eyesopen.com>
2585 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2586 unary operator and can't be treated as a binary/comparison operator.
2588 2005-01-10 Richard Henderson <rth@redhat.com>
2590 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2591 (ix86_return_in_memory): Likewise.
2592 (function_arg_advance): Likewise. Mirror structure in function_arg
2593 for choosing register to advance.
2595 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2597 * tree-vectorizer.c, tree.def: Fix comment typos.
2599 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2601 * config/s390/s390.c (struct processor_costs): 4 new fields:
2602 ddbr, ddr, debr, der.
2603 (s390_rtx_costs): More precise handling of divide instructions.
2605 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2607 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2609 2005-01-10 Jan Beulich <jbeulich@novell.com>
2611 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2612 names resulting from -ffunction-sections/-fdata-sections and linkonce
2614 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2615 based on the section name. Rearrange the section name comparison logic
2616 slightly so that each section name is compared against at most once.
2618 2005-01-10 Ben Elliston <bje@au.ibm.com>
2620 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2621 targets for which -fPIC reduces limitations on the GOT size.
2623 2005-01-09 Falk Hueffner <falk@debian.org>
2625 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2628 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2631 * collect2.c (main): Set aixrtl_flag for -brtl option.
2632 (resolve_lib_name): Search for .so file extension before .a
2635 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2637 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2638 (vect_analyze_data_refs_alignment): Add dump prints.
2640 2005-01-09 Ira Rosen <irar@il.ibm.com>
2642 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2643 expr_invariant_in_loop_p.
2644 Initialize outputs first thing in the function.
2645 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2646 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2647 (vect_analyze_pointer_ref_access): Check that the initial condition of
2648 the access function is loop invariant.
2650 2005-01-09 Richard Henderson <rth@redhat.com>
2652 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2653 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2654 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2655 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2656 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2657 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2658 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2659 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2660 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2661 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2662 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2663 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2664 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2665 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2666 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2667 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2668 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2669 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2670 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2671 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2672 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2673 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2674 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2676 (mmx_clrdi, pavgusb): Remove.
2677 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2678 with leading sse_ prefix.
2679 * config/i386/sse.md: Receive them.
2680 * config/i386/mmx.md: New file.
2681 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2682 (subrv2sf3): Turn into expander for normal subtraction.
2683 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2684 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2685 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2686 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2687 commutative; use ix86_binary_operator_ok.
2688 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2689 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2690 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2691 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2692 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2693 Macroize from existing patterns; use ix86_binary_operator_ok.
2694 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2695 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2696 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2697 with vec_select+vec_concat.
2698 (mmx_pshufw, mmx_pshufw_1): Likewise.
2699 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2700 (mmx_uavgv4hi3): Model correctly.
2701 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2702 _mm_xor_si64): Remove casts.
2704 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2706 PR tree-optimization/19224
2707 * tree-scalar-evolution.c (get_instantiated_value,
2708 set_instantiated_value): New functions.
2709 (instantiate_parameters_1): Cache the results.
2710 (instantiate_parameters, resolve_mixers): Initialize and free
2713 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2715 * config/i386/i386.md (addhi_4): Correct reference in comment.
2718 2005-01-08 Richard Henderson <rth@redhat.com>
2720 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2721 (_mm_cvtsi128_si64x): Likewise.
2722 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2723 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2724 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2725 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2726 * config/i386/i386-protos.h: Update.
2727 * config/i386/i386.c (print_operand): Add 'H'.
2728 (ix86_fixup_binary_operands): Split out from ...
2729 (ix86_expand_binary_operator): ... here.
2730 (ix86_fixup_binary_operands_no_copy): New.
2731 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2732 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2733 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2734 (safe_vector_operand): Use CONST0_RTX.
2735 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2736 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2737 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2738 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2740 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2741 (IX86_BUILTIN_CMPNGESS): New.
2742 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2743 (attr type): Add sselog1.
2744 (attr unit, attr memory): Handle it.
2745 (movti, movti_internal, movti_rex64): Move near other integer moves.
2746 (movtf, movtf_internal): Move near other fp moves.
2747 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2748 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2749 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2750 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2751 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2752 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2753 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2754 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2755 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2756 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2757 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2758 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2759 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2760 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2761 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2762 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2763 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2764 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2765 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2766 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2767 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2768 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2769 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2770 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2771 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2772 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2773 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2774 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2775 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2776 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2777 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2778 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2779 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2780 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2781 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2782 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2783 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2784 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2785 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2786 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2787 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2788 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2789 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2790 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2792 (SSEPUSH, push<SSEPUSH>): Remove.
2793 (MMXPUSH, push<MMXPUSH>): Remove.
2794 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2795 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2796 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2797 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2798 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2799 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2800 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2801 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2802 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2803 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2804 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2805 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2806 (ppro_sse_log_V4SF): Handle sselog1.
2807 * config/i386/predicates.md (const_0_to_1_operand): New.
2808 (const_0_to_255_mul_8_operand): New.
2809 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2810 (const_2_to_3_operand, const_4_to_7_operand): New.
2811 * config/i386/sse.md: New file.
2812 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2813 (sse_movups): Rename from sse_movups_1.
2814 (sse_loadlss): Rename from sse_loadss_1.
2815 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2817 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2818 (absv4sf2, negv2df, absv2df): New.
2819 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2820 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2821 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2822 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2823 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2824 (sse3_addsubv4sf3): Model correctly.
2825 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2826 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2827 (sse_movhlps): Model with vec_select+vec_concat.
2828 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2829 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2830 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2831 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2832 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2833 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2834 sse2_pshufhw_1): Likewise.
2835 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2836 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2837 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2838 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2839 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2840 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2841 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2842 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2843 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2844 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2845 sminv8hi3): Mark commutative
2846 operands. Use ix86_binary_operator_ok.
2847 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2848 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2849 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2850 sse2_punpcklqdq): Allow operand2 in memory.
2851 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2852 sse2_movsd): Add memory alternatives.
2853 (sse_storelps): Turn expander into an insn; split after reload.
2854 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2855 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2857 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2859 * configure.ac (DWARF-2 debug_line): Use objdump.
2860 * configure: Regenerate.
2862 2005-01-08 Jeff Law <law@redhat.com>
2863 Diego Novillo <dnovillo@redhat.com>
2865 PR tree-optimization/18241
2866 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2867 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2868 statements with volatile operands.
2869 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2870 operands after marking a statement with has_volatile_ops.
2872 2005-01-08 Roger Sayle <roger@eyesopen.com>
2874 * tree.c (int_fits_type_p): Always honor integer constant
2875 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2877 2005-01-08 Roger Sayle <roger@eyesopen.com>
2879 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2880 the latent bug in rtl_delete_block has been resolved.
2882 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2884 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2885 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2887 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2889 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2890 library as @multilib_dir@/$(SHLIB_SONAME).
2892 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2894 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2895 * configure: Regenerate.
2897 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2899 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2902 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2905 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2906 Convert non-word aligned offset address using ld/std into
2909 2005-01-07 Richard Henderson <rth@redhat.com>
2911 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2913 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2915 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2917 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2919 PR tree-optimization/19283
2920 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2921 is not shorter than the original type.
2923 PR rtl-optimization/19012
2924 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2926 PR rtl-optimization/18861
2927 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2928 (FULL_STATE): Define.
2929 (mark_tablejump_edge): New function.
2930 (purge_dead_tablejump_edges): New function.
2931 (find_bb_boundaries): Use it.
2933 PR tree-optimization/18828
2934 * builtins.c (expand_builtin_next_arg): Remove argument and all
2935 the argument checking.
2936 (expand_builtin): Adjust caller.
2937 (expand_builtin_va_start): Likewise. Remove error for too many
2939 (fold_builtin_next_arg): Issue error for too many arguments.
2940 After checking arguments, replace them with magic arguments that
2941 prevent further checking of the args.
2943 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2945 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2947 2005-01-06 Roger Sayle <roger@eyesopen.com>
2950 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2951 and %{.S:...} (and their negative variants) to test whether the
2952 input file is assembler or pre-processed-assembler independent of
2953 the actual filename extension.
2955 2005-01-06 Roger Sayle <roger@eyesopen.com>
2957 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2958 of sign or zero extended values.
2960 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2962 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2963 for IBM long double format correctly.
2965 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2967 Fix PR tree-optimization/18792
2969 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2970 to first_loop_depth, and use loop depth instead of loop number.
2971 (build_classic_dir_vector): Ditto.
2972 (compute_data_dependences_for_loop): Use depth, not loop number.
2973 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2974 number. Pass in loops, instead of loop numbers.
2975 (gather_interchange_stats): Ditto.
2976 (linear_transform_loops): Ditto.
2978 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2981 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2982 biv_fits_mode_p, extension_within_bounds_p): New functions.
2983 (check_ext_dependent_givs): Use them.
2985 2005-01-06 Roger Sayle <roger@eyesopen.com>
2987 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2988 more than one barrier, in which case we should delete them all.
2990 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2992 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2994 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2996 Fix PR middle-end/19286
2998 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2999 output this subprogram, simply ignore this attempt to do it again.
3000 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3001 origin attribute if it's not possible.
3002 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3003 (decls_for_scope): Ditto.
3004 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3005 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3007 2005-01-05 Richard Henderson <rth@redhat.com>
3010 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3011 (bdesc_2arg): Use it.
3012 (ix86_expand_binop_builtin): Force operands into registers
3014 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3015 ix86_expand_sse_compare, ix86_expand_sse_comi,
3016 ix86_expand_builtin): Likewise.
3018 2005-01-05 Richard Henderson <rth@redhat.com>
3020 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3022 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3023 (mulv4hi3): Set itanium_class mmmul.
3024 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3025 (fpack): Rename from fpack_sfsf.
3027 2005-01-05 Richard Henderson <rth@redhat.com>
3030 * reload1.c (do_input_reload): Restrict the optimization deleteing
3031 a previous output reload to RELOAD_FOR_INPUT.
3033 2005-01-05 Steven Bosscher <stevenb@suse.de>
3035 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3036 comment that we fall through after case.
3037 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3038 (distribute_links): Likewise.
3039 * cse.c (cse_insn): Likewise.
3040 * cselib.c (cselib_invalidate_mem): Likewise.
3041 * df.c: Update comments at the top of the file.
3042 (read_modify_subreg_p): Update comments here too.
3043 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3044 * flow.c (mark_set_1): Likewise.
3045 (mark_used_regs): Likewise.
3046 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3047 (canon_list_insert): Likewise.
3048 (mark_set): Likewise.
3049 (try_replace_reg): Likewise.
3050 (store_killed_in_insn): Likewise.
3051 * loop.c (count_one_set): Likewise.
3052 (basic_induction_var): Likewise.
3053 * postreload-gcse.c (find_mem_conflicts): Likewise.
3054 * postreload.c (reload_combine_note_store): Likewise.
3055 (move2add_note_store): Likewise.
3056 * reload.c (find_equiv_reg): Likewise.
3057 (mark_referenced_resources): Likewise.
3058 * rtlanal.c (set_noop_p): Likewise.
3059 (note_stores): Likewise.
3060 (note_uses): Likewise.
3061 * sched-deps.c (sched_analyze_1): Likewise.
3062 * sched-rgn.c (check_live_1): Likewise.
3063 (update_live_1): Likewise.
3064 * config/i860/i860.c: Likewise.
3066 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3068 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3070 * doc/rtl.texi: Update documentation for bit-fields and SET.
3072 2005-01-05 Roger Sayle <roger@eyesopen.com>
3074 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3076 2005-01-05 Jan Hubicka <jh@suse.cz>
3077 Richard Henderson <rth@redhat.com>
3080 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3083 2005-01-05 Richard Henderson <rth@redhat.com>
3086 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3087 (sse_shufps): Change operand 3 to const_int_operand.
3088 (sse2_storelps): Fix typo in template.
3089 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3090 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3091 (ix86_expand_builtin): Likewise.
3093 2005-01-05 Julian Brown <julian@codesourcery.com>
3095 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3096 as aggregates for AAPCS ABIs.
3098 2005-01-05 Stan Shebs <shebs@apple.com>
3100 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3101 Mach-O getters if ppc64.
3102 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3104 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3105 signed four-byte field for global code case.
3106 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3108 2005-01-05 Roger Sayle <roger@eyesopen.com>
3111 * c-common.c: Include real.h.
3112 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3113 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3114 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3115 * Makefile.in (c-common.o): Update dependencies.
3117 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3119 * c-parse.in (asm_string): Add trailing semicolon.
3121 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3123 * c-parse.in (asm_string): New. Don't allow wide strings in
3125 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3126 asm_string instead of STRING.
3128 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3130 * c-typeck.c (constructor_no_implicit): Remove.
3131 (set_designator, process_init_element): Don't check
3132 constructor_no_implicit.
3134 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3135 Kaz Kojima <kkojima@gcc.gnu.org>
3138 * lcm.c (create_pre_exit): New.
3139 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3140 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3142 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3144 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3145 -msoft-float in target_float_switch.
3146 * arm.c (arm_override_options): Fix processing of target_float_switch.
3148 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3150 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3153 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3155 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3156 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3158 2005-01-04 Roger Sayle <roger@eyesopen.com>
3160 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3161 if deleting the then-block allows the test-block to fallthru to the
3164 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3167 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3168 after the full declaration if the are in two different TUs.
3170 2005-01-04 Richard Henderson <rth@redhat.com>
3173 * tree-sra.c (generate_one_element_init): Just
3174 call gimplify_and_add.
3175 (generate_element_init): Record the
3176 new referenced variables and mark them for renaming
3177 and split out to ...
3178 (generate_element_init_1): This.
3179 (scalarize_init): Don't call push_gimplify_context/
3180 pop_gimplify_context.
3182 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3184 * toplev.c (get_src_pwd): Handle failure of getpwd().
3186 2005-01-04 Roger Sayle <roger@eyesopen.com>
3188 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3190 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3191 all the cases handled by it are inverted by invert_truthvalue.
3193 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3195 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3196 (save_register_windowsi): Likewise.
3198 2005-01-04 Richard Henderson <rth@redhat.com>
3200 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3202 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3205 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3206 any simplifications of vector mode comparison operators.
3207 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3209 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3210 Devang Patel <dpatel@apple.com>
3212 PR tree-optimization/18308
3213 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3214 the operands before creating a new expression.
3215 * dojump.c (do_jump): Make drop_through_label available
3216 for all cases. Add expansion of COND_EXPR.
3218 2005-01-04 Ira Rosen <irar@il.ibm.com>
3220 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3221 INTEGER_CST instead of TREE_CONSTANT.
3222 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3223 instead of TREE_CONSTANT.
3224 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3225 instead of TREE_CONSTANT.
3227 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3229 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3231 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3234 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3235 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3237 2005-01-03 Richard Henderson <rth@redhat.com>
3239 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3240 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3241 fold_convert_const_real_from_real): Split out from ...
3242 (fold_convert_const): ... here.
3244 2005-01-03 Richard Henderson <rth@redhat.com>
3247 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3248 (mov<MMXMODEI>_internal): Likewise.
3249 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3250 Add V2SF case; use it for SSE1; don't use TI.
3251 (movdf_integer): Likewise.
3252 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3254 2005-01-03 Ira Rosen <irar@il.ibm.com>
3256 * tree-vectorizer.c (vect_strip_conversions): New function.
3257 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3258 check for binary class.
3260 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3264 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3266 * gimple-low.c (mark_blocks_with_used_vars): New function.
3267 (mark_blocks_with_used_subblocks): Ditto.
3268 (mark_used_blocks): Ditto.
3269 (pass_mark_used_blocks): New pass.
3270 * tree-inline.c: Include debug.h.
3271 (expand_call_inline): Call outlining_inline_function here.
3272 * tree-optimize.c (init_tree_optimization_passes): Add
3273 pass_mark_used_blocks.
3274 * tree-pass.h (pass_mark_used_blocks): New.
3275 * Makefile.in (tree-inline.o): Add debug.h dependency.
3277 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3279 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3280 VAR_DECLs to have weak_import attribute.
3282 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3285 2004-01-03 Steven Bosscher <stevenb@suse.de>
3287 * passes.c (rest_of_compilation): Don't run regmove if only
3288 flag_expensive_optimizations, require flag_regmove instead.
3290 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3292 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3294 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3295 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3296 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3297 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3299 2005-01-03 Richard Henderson <rth@redhat.com>
3301 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3302 (ia64_const_ok_for_letter_p): New.
3303 (ia64_const_double_ok_for_letter_p): New.
3304 (ia64_extra_constraint): New.
3305 (ia64_expand_vecint_compare): New.
3306 (ia64_expand_vcondu_v2si): New.
3307 (ia64_expand_vecint_cmov): New.
3308 (ia64_expand_vecint_minmax): New.
3309 (ia64_print_operand): Add 'v'.
3310 (ia64_preferred_reload_class): New.
3311 (ia64_vector_mode_supported_p): New.
3312 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3313 (PREFERRED_RELOAD_CLASS): Move to function.
3314 (CONST_OK_FOR_LETTER_P): Move to function.
3315 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3316 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3317 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3318 (EXTRA_CONSTRAINT): Move to function.
3319 * config/ia64/ia64.md: Include vect.md.
3320 (itanium_class): Add mmalua.
3322 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3324 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3325 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3327 (const_int_2bit_operand): New.
3328 (fr_reg_or_0_operand): New.
3329 * config/ia64/ia64-modes.def: Add vector modes.
3330 * config/ia64/ia64-protos.h: Update.
3331 * config/ia64/vect.md: New file.
3333 2005-01-03 Richard Henderson <rth@redhat.com>
3335 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3337 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3340 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3342 (log1pdf2): Change mode of operands[0,1] to DFmode.
3344 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3346 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3347 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3348 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3349 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3350 SPARC_RELAXED_ORDERING.
3352 2005-01-03 Richard Henderson <rth@redhat.com>
3353 Uros Bizjak <uros@kss-loka.si>
3356 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3357 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3358 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3360 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3361 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3362 const_pow2_1_to_128_operand): New predicates.
3364 2005-01-02 Greg McGary <greg@mcgary.org>
3366 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3368 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3369 object. [ptr_type]: Remove unused variable.
3370 Remember nearest addressable array-element or record-component
3371 when checking bitfield components. Tolerate empty BIND_EXPR.
3373 2005-01-01 Richard Henderson <rth@redhat.com>
3375 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3376 that don't narrow the value. Fail for other conversions.
3378 2005-01-01 Richard Henderson <rth@redhat.com>
3381 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3382 * c-lang.c (finish_file): Don't do it here.
3383 * objc/objc-act.c (objc_finish_file): Likewise.
3385 * cgraph.c (decl_assembler_name_equal): New.
3386 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3387 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3388 * cgraph.h (struct cgraph_varpool_node): Add next.
3389 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3390 * varasm.c (assemble_alias): Mark the target as needed.
3392 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3395 * function.c (get_arg_pointer_save_area): Use entry_of_function
3396 instead of get_insns.
3398 2005-01-01 Roger Sayle <roger@eyesopen.com>
3399 Andrew Pinski <pinskia@physics.uc.edu>
3400 James E. Wilson <wilson@specifixinc.com>
3402 PR rtl-optimization/12092
3403 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3406 2005-01-01 Roger Sayle <roger@eyesopen.com>
3407 Olivier Hainque <hainque@act-europe.fr>
3409 * tree.c (int_fits_type_p): A narrower type always fits in a
3410 wider one, except for negative values into unsigned types.
3412 2005-01-01 Roger Sayle <roger@eyesopen.com>
3414 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3415 with the original constant rather than require TREE_OVERFLOW.
3417 2005-01-01 Steven Bosscher <stevenb@suse.de>
3420 * c-decl.c (finish_function): If compiling C99, annotate the
3421 compiler generated return with the current file name and line 0.
3422 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3423 the source line is greater than 0.
3424 (remove_bb): Likewise.
3426 See ChangeLog.12 for earlier changes.