1 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3 PR tree-optimization/19633
4 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
5 * tree-ssa-alias.c (init_alias_info): Initialize.
6 (merge_pointed_to_info): Set.
7 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8 (dump_points_to_info_for): Show value of pt_null.
9 (struct count_ptr_d): Declare.
10 (find_ptr_dereference): Remove.
11 (ptr_is_dereferenced_by): Remove.
12 (count_ptr_derefs): New local function.
13 (count_uses_and_derefs): New local function.
14 (compute_points_to_and_addr_escape): Call it. If the number
15 of dereferences is greater than zero, mark the pointer as
16 dereferenced. If there are fewer dereferences than uses of
17 the pointer, the pointer's value escapes.
19 2005-02-01 Diego Novillo <dnovillo@redhat.com>
21 PR tree-optimization/19670
22 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
24 (verify_use): ... set it here, instead.
26 2005-02-01 Janis Johnson <janis187@us.ibm.com>
28 * doc/sourcebuild.texi (Test directives): Fix formatting.
30 * doc/sourcebuild.texi (Test directives): Describe selector
33 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
35 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
38 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
41 * arm.c (arm_eliminable_register): New function.
42 (adjacent_mem_locations): Don't allow eliminable registers. Use
43 HOST_WIDE_INT for address offsets.
44 * arm-protos.h (arm_eliminable_register): Add prototype.
46 2005-02-01 Steven Bosscher <stevenb@suse.de>
49 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
50 * basic-block.h (duplicate_computed_gotos): Add prototype.
51 * bb-reorder.c (duplicate_computed_gotos): New function to
52 duplicate sufficiently small blocks ending in a computed jump.
53 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
54 if not optimizing for size.
55 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
56 never do tail merging for blocks ending in a computed jump.
57 * doc/invoke.texi: Document the max-goto-duplication-insns param.
59 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
61 Patch from Richard Sandiford <rsandifo@redhat.com>
62 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
63 from inheriting a subreg equivalence with a non-spill register.
65 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
67 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
69 * config/frv/frv.c (movcc_fp_destination_operand): New.
70 (gpr_or_memory_operand): Fix typo in comment.
71 (gpr_or_memory_operand_with_scratch): New.
72 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
73 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
74 movcc_fp_destination_operand.
75 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
76 Legitimize memory addresses using a scratch register.
78 2005-01-31 Jeff Law <law@redhat.com>
80 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
81 bitmap a sparse bitmap instead of a simple bitmap.
82 (mark_def_sites_initialize_block): Corresponding changes.
83 (ssa_mark_def_sites_initialize_block): Likewise.
84 (ssa_mark_phi_uses): Likewise.
85 (mark_def_site, ssa_mark_def_sites): Likewise.
86 (mark_def_site_blocks): Likewise.
87 (rewrite_ssa_into_ssa): Likewise.
89 * tree-ssa-dom.c (record_cond): Pass correct variable type
90 for last argument to htab_find_slot_with_hash.
92 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
93 effects when optimizing 0 % X. Do not try to optimize X % 0.
95 2005-01-31 James E. Wilson <wilson@specifixinc.com>
97 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
100 2005-02-01 Eric Christopher <echristo@redhat.com>
102 * config/mips/mips.c (override_options): Warn if -mint64
104 * doc/invoke.texi (MIPS Options): Document that -mint64 is
107 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
109 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
111 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
112 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
113 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
114 (cached_regno): Initialize to INVALID_REGNUM.
115 (cse_reg_info_table_size,
116 cse_reg_info_table_first_uninitialized,
117 cse_reg_info_timestamp): New.
118 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
120 (init_cse_reg_info, get_cse_reg_info_1): New.
121 (get_cse_reg_info): Cache the last look-up.
122 (new_basic_block): Update the code to clear mappings from
123 registers to cse_reg_info entries.
124 (cse_main): Call init_cse_reg_info.
126 * cse.c (get_cse_reg_info): Update a comment.
128 2005-01-31 Steven Bosscher <stevenb@suse.de>
131 * c-decl.c (start_decl): Do not warn about arrays of elements with
132 an incomplete type here.
133 (grokdeclarator): Do it here by making a pedwarn an error.
134 * c-typeck.c (push_init_level): If there were previous errors with
135 the constructor type, do not warn about braces for initializers.
136 (process_init_element): Likewise for excess initializer elements.
138 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
140 * cse.c (delete_trivially_dead_insn): Don't iterate.
142 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
144 * config/rs6000/rs6000.md (copysignsf3): New expand.
145 (copysigndf3): Likewise.
147 2005-01-31 Steven Bosscher <stevenb@suse.de>
149 * recog.c (constrain_operands): Only look for earlyclobber operand
150 conflicts if an '&' constraint was seen.
152 2005-01-31 Marc Espie <espie@openbsd.org>
154 * config.gcc: Don't include embedded systems fragment, switches default
155 debugging format to ELF.
156 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
157 longer pick it up there.
159 2005-01-31 Dale Johannesen <dalej@apple.com>
161 * doc/extend.texi (nested functions): Fix linkage description.
162 Clarify that static is not allowed.
164 2005-01-31 Dale Johannesen <dalej@apple.com>
166 * config/rs6000/darwin.md (movsf_low_di): Make work.
167 (movdf_low_di): Make work.
169 2005-01-31 Dale Johannesen <dalej@apple.com>
171 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
172 Make work for 64 bit.
174 2005-01-31 Roger Sayle <roger@eyesopen.com>
175 Dale Johannesen <dalej@apple.com>
178 * fold-const.c (fold_binary_op_with_conditional_arg):
179 Make types match original operands, before STRIP_NOPS.
181 2005-01-31 Alan Modra <amodra@bigpond.net.au>
183 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
184 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
185 (struct gcc_sigcontext): Delete. Merge contents to..
186 (struct gcc_ucontext): ..here.
187 (get_sigcontext): Delete.
188 (get_regs): New function, like get_sigcontext but return regs ptr.
189 64-bit version finds regs from r1 to support vdso.
190 (ppc_linux_aux_vector): New function.
191 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
194 2005-01-31 Ira Rosen <irar@il.ibm.com>
196 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
198 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
199 redundant fold. Fix misalignment for MINUS_EXPR.
200 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
201 (vect_analyze_pointer_ref_access): Likewise.
202 (vect_get_memtag_and_dr): Likewise.
204 2005-01-31 Richard Henderson <rth@redhat.com>
206 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
207 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
208 absnegdf2_i387, absnegxf2_i387): Likewise.
210 2005-01-31 Richard Henderson <rth@redhat.com>
213 * optabs.c (expand_copysign_absneg): New.
214 (expand_copysign_bit): Split out from ...
215 (expand_copysign): ... here. Use expand_copysign_absneg.
217 2005-01-30 Roger Sayle <roger@eyesopen.com>
220 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
221 constant as the second operand and a register as the third.
223 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
226 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
227 that dllimport'd functions do not use all call-clobbered registers
230 2005-01-30 Richard Henderson <rth@redhat.com>
233 * optabs.c (expand_absneg_bit): Split out from expand_unop and
234 expand_abs_nojump and generalize. Use operand_subword and
235 emit_no_conflict_block. Support large modes.
236 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
238 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
239 negation to subtraction.
240 (expand_copysign): Check that the format has signed zeros.
241 Use operand_subword and emit_no_conflict_block. Support large modes.
243 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
245 Fix PR tree-optimization/19624
247 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
248 * tree-ssa-pre.c: Add cfgloop.h.
250 (pre_stats): New member, constified.
251 (inserted_exprs): New static variable.
252 (NECESSARY): New macro.
253 (create_expression_by_pieces): Fold the expression, and
254 mark it as defaulting to not necessary. Also put in
256 (fully_constant_expression): New function.
257 (insert_into_preds_of_block): Modify to not insert phis when we
258 are playing with induction variables.
259 Push phis onto the inserted_exprs vector, and mark them as not
260 necessary by default.
261 (insert_aux): Call fully_constant_expression on eprime.
262 If all edges produce the same value, mark it constant.
263 (mark_operand_necessary): New function.
264 (remove_dead_inserted_code): New function.
265 (init_pre): Init loop optimizer to get loop info.
266 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
267 (execute_pre): Commit edge inserts, then remove dead code.
269 2005-01-30 Richard Henderson <rth@redhat.com>
271 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
272 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
274 2005-01-30 Richard Henderson <rth@redhat.com>
277 * config/i386/i386.c (ix86_expand_copysign): New.
278 (ix86_split_copysign_const): New.
279 (ix86_split_copysign_var): Rename from ix86_split_copysign,
280 rearrange op1/nmask operands.
281 * config/i386/i386-protos.h: Update.
282 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
283 (copysigndf3): Likewise.
284 (copysignsf3_const, copysigndf3_const): New.
285 (copysignsf3_var): Rename from copysignsf3, split out splitter
286 and fix split predicate for X constraint.
287 (copysigndf3_var): Similarly.
289 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
291 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
292 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
293 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
295 2005-01-29 Richard Henderson <rth@redhat.com>
298 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
299 of # and * in constraints.
301 2005-01-29 Richard Henderson <rth@redhat.com>
304 * expr.c (store_field): Don't strip sub-mode cast when the input
305 data is even smaller.
307 2005-01-29 Richard Henderson <rth@redhat.com>
310 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
313 2005-01-29 Richard Henderson <rth@redhat.com>
315 * combine.c (make_field_assignment): Fix argument order
318 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
320 PR tree-optimization/15791
321 * fold-const.c (extract_array_ref): New function.
322 (fold): Fold comparisons between &a[i] and &a[j] or
323 semantically equivalent trees.
325 2005-01-29 Jeff Law <law@redhat.com>
327 * gcse.c (insert_expr_in_table): Revamp handling of available
328 and anticipatable occurrence lists to avoid unnecessary list
330 (insert_set_in_table): Similarly.
332 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
334 * c-common.c (fix_string_type): Just use c_build_qualified_type to
336 (c_build_qualified_type): Build qualified array types with
337 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
338 * c-decl.c (c_make_fname_decl): Build unqualified array type
339 before qualified type.
340 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
341 type is qualified, not just if type itself is. Don't apply
342 qualifiers to array type when declarator is processed. Apply
343 qualifiers to field type whether or not it is an array type.
344 Don't handle array types specially for applying qualifiers to
346 * c-typeck.c (composite_type): Build unqualified element type and
347 array type when forming composite of array types.
348 (common_pointer_type, comptypes, comp_target_types,
349 type_lists_compatible_p, build_indirect_ref, build_array_ref,
350 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
352 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
353 (args2) in variables a1 and a2.
355 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
357 * cse.c (n_elements_made, max_elements_made): Remove.
358 (insert): Don't touch n_elements_made.
359 (cse_main): Don't touch n_elements_made or max_elements_made.
361 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
364 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
365 configuration part of dp-bit.c to be lost.
367 2005-01-28 Roger Sayle <roger@eyesopen.com>
369 * expmed.c (expand_mult_highpart_optab): When attempting to use
370 a non-widening multiplication in a wider mode, the operands need
371 to be converted (zero or sign extended) to that mode.
373 2005-01-28 Ian Lance Taylor <ian@airs.com>
377 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
378 through if both operands fall through.
380 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
382 * cse.c (fold_rtx) <PC>: Don't optimize.
384 2005-01-28 Jeff Law <law@redhat.com>
386 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
387 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
389 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
391 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
392 cse_reg_info_used_list_end): Remove.
393 (cse_reg_info_list, cse_reg_info_list_free): New.
394 (get_cse_reg_info): When allocating an instance of
395 cse_reg_info, add it to the beginning of the cse_reg_info_list
396 list. Remove code to maintain cse_reg_info_used_list.
397 (new_basic_block): Reset the free list to the beginning of
400 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
402 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
403 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
404 (frv_expand_mdpackh_builtin): New function.
405 (frv_expand_builtin): Use it to expand __MDPACKH.
406 * doc/extend.texi (__MDPACKH): Update documentation.
408 2005-01-28 Uros Bizjak <uros@kss-loka.si>
410 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
411 SSE_FLOAT_MODE_P for use_sse computation.
413 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
416 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
418 2005-01-27 Richard Henderson <rth@redhat.com>
420 * builtins.c (expand_builtin_copysign): New.
421 (expand_builtin): Call it.
422 * genopinit.c (optabs): Add copysign_optab.
423 * optabs.c (init_optabs): Initialize it.
424 (expand_copysign): New.
425 * optabs.h (OTI_copysign, copysign_optab): New.
426 (expand_copysign): Declare.
428 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
429 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
431 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
432 (ix86_expand_fp_absneg_operator): ... here.
433 (ix86_split_copysign): New.
434 * config/i386/i386-protos.h: Update.
435 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
436 (copysignsf3, copysigndf3): New.
438 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
439 (copysignsf3, ncopysignsf3): New.
440 (copysigndf3, ncopysigndf3): New.
441 (copysignxf3, ncopysignxf3): New.
442 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
444 2005-01-27 Arend Bayer <arend.bayer@web.de>
445 Kazu Hirata <kazu@cs.umass.edu>
447 * cse.c: (find_best_addr): Don't call copy_rtx before calling
448 fold_rtx. Save cost recomputation if fold_rtx did nothing.
449 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
452 2005-01-27 Jeff Law <law@redhat.com>
454 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
455 definitions of SSA_NAMEs which are not being rewritten.
456 (rewrite_ssa_into_ssa): Only initialize the current definition
457 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
458 If checking is enabled, assert that SSA_NAME_AUX is clear for all
459 SSA_NAMEs before returning.
461 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
463 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
464 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
465 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
466 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
467 config/mips/iris6.h, config/sh/sh.c: Update copyright.
469 2005-01-27 Steven Bosscher <stevenb@suse.de>
472 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
473 higher to -O2 and higher. Likewise for tree PRE.
474 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
477 2005-01-27 Ian Lance Taylor <ian@airs.com>
480 * gimple-low.c (try_catch_may_fallthru): New static function.
481 (block_may_fallthru): Handle TRY_CATCH_EXPR.
482 * tree-inline.c (expand_call_inline): Don't warn about reaching
483 the end of a non-void function being inlined if the function uses
486 2005-01-27 Jakub Jelinek <jakub@redhat.com>
488 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
491 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
492 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
493 (implicitly_declare): Handle error_mark_node.
495 2005-01-27 Richard Henderson <rth@redhat.com>
498 * tree.h (struct tree_decl): Add debug_expr_is_from.
499 (DECL_DEBUG_EXPR_IS_FROM): New.
500 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
501 * dwarf2out.c (dwarf2out_var_location): Update to match.
502 * tree-outof-ssa.c (create_temp): Likewise.
503 * var-tracking.c (track_expr_p): Likewise.
504 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
505 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
506 * toplev.c (default_tree_printer): Likewise.
508 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
510 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
511 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
513 2005-01-27 Steven Bosscher <stevenb@suse.de>
515 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
516 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
517 ASM_CLOBBERS): Add tree checks.
519 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
520 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
521 * c-common.def (SWITCH_STMT): Update to match.
522 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
523 macros instead of SWITCH_EXPR ones.
524 * c-dump.c (c_dump_tree): Likewise.
525 * c-gimplify.c (gimplify_switch_stmt): Likewise.
526 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
528 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
530 2005-01-27 Alan Modra <amodra@bigpond.net.au>
532 * unwind-dw2.c (execute_stack_op): Add missing cases for
533 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
535 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
537 * config.gcc (Obsolete configurations): Remove 'dummy', add
538 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
541 2005-01-26 Diego Novillo <dnovillo@redhat.com>
543 PR tree-optimization/19633
544 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
546 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
547 are no call-clobbered variables.
548 * tree-outof-ssa.c (check_replaceable): Return false for calls
551 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
553 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
554 even for variables with NULL DECL_INITIAL.
556 2005-01-26 Stuart Hastings <stuart@apple.com>
558 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
560 2005-01-26 Richard Henderson <rth@redhat.com>
563 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
565 * expr.c (store_field): Strip conversions to odd-bit-sized types
566 if the destination field width matches.
568 2005-01-26 Richard Henderson <rth@redhat.com>
570 * c-decl.c, expmed.c, expr.c: Revert last change.
572 2005-01-26 Richard Henderson <rth@redhat.com>
575 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
577 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
578 if we don't need the bits above those present in the current mode.
579 * expr.c (store_field): Strip conversions to odd-bit-sized types
580 if the destination field width matches.
582 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
584 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
585 either -ffast-math or -funsafe-math-optimizations is in use.
587 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
591 * config/avr/avr.c (notice_update_cc): Only set condition code for
592 ashrqi3 if shift count > 0.
593 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
594 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
595 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
596 count <= 0 as a no-op, and shift count >= width by copying zero
597 or sign bit to all bits of the result.
598 * config/avr/avr.md (all shifts): Add alternatives for zero shift
599 count, with attribute "length" set to 0 and "cc" set to "none".
601 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
603 * doc/invoke.texi: Document -mTLS.
605 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
606 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
607 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
608 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
609 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
610 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
611 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
612 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
614 * configure.ac: Check for a TLS capable gas.
616 * configure: Regenerate.
618 2005-01-26 Richard Henderson <rth@redhat.com>
621 * combine.c (make_field_assignment): Simplify store to zero_extract
622 from a source with an overlapping mask.
624 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
626 2004-11-11 Eric Christopher <echristo@redhat.com>
628 * config/frv/frv.md: Add fr400_integer automaton. Don't
629 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
632 2005-01-26 Steven Bosscher <stevenb@suse.de>
635 * cfgbuild.c (make_edges): Do not clear or set
636 current_function_has_computed_jump.
637 * function.h (struct function): Remove the has_computed_jump field.
638 (current_function_has_computed_jump): Do not define.
639 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
640 in a computed jump. Ignore current_function_has_computed_jump.
642 2005-01-26 Richard Henderson <rth@redhat.com>
645 * expr.c (categorize_ctor_elements): New argument p_must_clear.
646 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
648 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
649 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
650 objects into static storage if they have more than one non-zero value.
651 * tree.h (categorize_ctor_elements): Update decl.
653 2005-01-26 Steven Bosscher <stevenb@suse.de>
656 * tree.h (CALL_EXPR_TAILCALL): Add comment.
657 * calls.c (check_sibcall_argument_overlap_1): Revert the change
658 to this function from 2004-07-10.
659 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
660 the current function for tail call optimizations if the address
661 of one of it its arguments is taken.
663 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
665 * cse.c (fold_rtx): Call equiv_constant only when necessary.
667 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
669 * function.c (expand_function_end): If current_function_calls_alloca,
670 emit stack restore in a place that is reached when the function falls
673 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
675 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
676 rule to avoid matching inappropriate suffix rule.
678 2005-01-26 Jan Hubicka <jh@suse.cz>
680 PR tree-optimization/19241
681 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
683 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
685 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
686 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
688 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
689 <sim*>: Always use crt1.o, regardless of N in simN.
690 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
691 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
692 (CRT_CALL_STATIC_FUNCTION): Remove.
693 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
694 use crt1.o, regardless of N in simN.
695 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
696 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
697 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
698 case isystem setting.
699 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
701 2005-01-25 Ian Lance Taylor <ian@airs.com>
703 * gimple-low.c (block_may_fallthru): Correct handling of
704 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
706 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
708 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
709 handlers to match indentation; nested under the mtune=* handler.
710 Similar for mcpu= and march=.
712 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
714 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
715 * config/mips/linux64.h (LIB_SPEC): Likewise.
716 * config/mn10300/linux.h (LIB_SPEC): Likewise.
717 * config/sh/linux.h (LIB_SPEC): Likewise.
719 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
721 * config/frv/frv.c (frv_legitimize_tls_address): New.
722 (TARGET_HAVE_TLS): Define.
723 (FRV_SYMBOL_REF_TLS_P): Define.
724 (frv_override_options): Handle new register classes.
725 (frv_legitimate_address_p): Reject tls addresses.
726 (frv_legitimize_address): Handle TLS addresses.
727 (gen_inlined_tls_plt): New.
729 (frv_legitimize_tls_address): New.
730 (unspec_got_name): Add TLS entries.
731 (got12_operand): Add R_FRV_TLSMOFF12 case.
732 (frv_emit_move): Fixup TLS addresses.
733 (frv_emit_movsi): Legitimize TLS addresses.
735 * config/frv/frv.h (MASK_BIG_TLS): New.
736 (TARGET_BIG_TLS): New.
737 (HAVE_AS_TLS): Define.
738 (TARGET_SWITCHES): Add -mTLS and -mtls options.
739 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
740 (REG_CLASS_NAMES): Same.
741 (REG_CLASS_CONTENTS): Same.
742 (CONSTRAINT_LEN): New.
743 (REG_CLASS_FROM_CONSTRAINT): New.
744 (PREDICATE_CODES): Add symbolic_operand.
746 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
747 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
748 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
749 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
750 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
751 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
752 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
753 GR9_REG, GR14_REG, LRREG.
754 (type): Add load_or_call attribute.
755 ("load_or_call"): New reservation.
756 ("call_gettlsoff"): New.
757 ("tls_indirect_call"): New.
758 ("tls_load_gottlsoff12"): New.
759 ("tlsoff_hilo"): New.
760 ("tls_tlsdesc_ldd"): New.
761 ("tls_tlsoff_ld"): New.
764 * config/frv/frv-protos.h (symbolic_operand): Protoize.
766 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
768 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
769 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
770 * config/frv/frv.c (TLS_BIAS): Define.
771 (frv_output_dwarf_dtprel): New.
773 2005-01-26 Jakub Jelinek <jakub@redhat.com>
775 PR rtl-optimization/19579
776 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
777 both A and B, see if they don't clobber registers the other expr uses.
779 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
781 * real.c (do_add): Initialize signalling and canonical members.
783 * real.c (real_from_integer): Zero out destination.
785 2005-01-18 Jan Hubicka <jh@suse.cz>
787 PR tree-optimize/19337
788 * tree-inline.c (initialize_inlined_parameters): Copy
789 saved_static_chain_decl only.
791 2005-01-25 Richard Henderson <rth@redhat.com>
795 * config/i386/i386.c (x86_inter_unit_moves): Zero.
796 (ix86_preferred_reload_class): Rewrite fp-constant section, with
797 80387 enabled, to return a proper subclass. Return the subset that
798 overlaps with GENERAL_REGS for PLUS.
799 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
801 2005-01-25 Richard Henderson <rth@redhat.com>
804 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
806 2005-01-25 Roger Sayle <roger@eyesopen.com>
808 * expmed.c (choose_multiplier): Change interface to return the
809 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
810 (expand_divmod): Update calls to choose_multiplier.
812 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
815 * expmed.c (extract_bit_field): Use adjust_address instead of
816 gen_lowpart when op0 is a MEM.
818 2005-01-24 Steven Bosscher <stevenb@suse.de>
820 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
822 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
824 * config/mips/irix-csr.c: New file.
825 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
826 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
827 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
830 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
833 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
834 sparc/elf.h, add sparc/sp-elf.h.
835 (sparc-*-rtems*): Likewise.
836 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
837 tm-dwarf2.h, add sparc/sp-elf.h.
838 (sparc86x-*-elf): Likewise.
839 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
840 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
841 TARGET_OS_CPP_BUILTINS.
842 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
843 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
845 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
846 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
847 (SWITCH_TAKES_ARG): Likewise.
848 (LOCAL_LABEL_PREFIX): Likewise.
849 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
850 (TARGET_N_FORMAT_TYPES): Delete.
851 (TARGET_FORMAT_TYPES): Likewise.
852 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
853 * config/sparc/elf.h: Delete.
854 * config/sparc/sp-elf.h: New file.
856 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
858 * tree-flow-inline.h (phi_arg_from_edge): Remove.
859 * tree-flow.h: Remove the corresponding prototype.
860 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
861 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
863 2005-01-24 Jakub Jelinek <jakub@redhat.com>
866 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
867 for AIX ABI or ELF -fPIC.
868 (rs6000_emit_load_toc_table): Don't create toc_section here.
869 (rs6000_xcoff_file_start): Nor here.
871 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
873 * sh.c (ra.h): Don't #include.
874 (hard_regs_intersect_p): New function, resurrected from ra.c.
876 * sh.c: Fix 1996 Copyright.
878 2005-01-24 Richard Henderson <rth@redhat.com>
879 Aldy Hernandez <aldyh@redhat.com>
881 * regrename.c (note_sets): Handle subregs.
883 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
886 * genconditions.c (write_header, write_conditions): Elide file if
889 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
891 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
892 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
895 2005-01-24 Jakub Jelinek <jakub@redhat.com>
897 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
898 expand_builtin_printf, expand_builtin_fprintf,
899 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
900 checking against POINTER_TYPE.
901 (validate_arglist): Handle POINTER_TYPE code by checking
904 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
906 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
908 (for_each_rtx): Call for_each_rtx_1.
909 * rtl.h (init_rtlanal): Declare.
910 * toplev.c (backend_init): Call init_rtlanal.
912 2005-01-24 Jakub Jelinek <jakub@redhat.com>
914 * flow.c (propagate_one_insn): Formatting.
917 * flow.c (libcall_dead_p): Be more conservative if unsure.
918 If there are any instructions between insn and call, see if they are
919 all dead before saying the libcall is dead.
921 2005-01-24 Uros Bizjak <uros@kss-loka.si>
923 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
924 operand constraint for operand 0.
926 2005-01-23 Richard Henderson <rth@redhat.com>
929 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
930 edges leading to join block.
932 2005-01-23 Roger Sayle <roger@eyesopen.com>
934 * expmed.c (expand_mult_highpart): Make static. Change type of
935 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
936 (expand_divmod): Updates calls to expand_mult_highpart by using
937 gen_int_mode to pass a CONST_INT rtx.
938 * rtl.h (expand_mult_highpart): Remove prototype.
940 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
942 * flow.c (regset_bytes, regset_size): Remove.
944 * cfganal.c: Fix a reference to Harvey's paper.
946 2005-01-23 Steven Bosscher <stevenb@suse.de>
948 PR rtl-optimization/19464
949 * tree-optimize.c (init_tree_optimization_passes): Add one more
950 copyrename pass just before out-of-ssa.
952 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
955 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
956 * ggc-none.c (ggc_free): Define.
958 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
960 * cse.c (max_reg, max_insn_uid): Remove.
961 (cse_main): Don't access max_reg or max_insn_uid.
963 * c-common.c (explicit_flag_signed_bitfields,
964 lang_statement_code_p, lang_expand_function_end): Remove.
965 * c-common.h: Remove the corresponding declarations.
966 * c-opts.c (c_common_handle_option): Remove all write access
967 to explicit_flag_signed_bitfields.
969 * cgraph.c (cgraph_varpool_n_nodes): Remove.
970 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
971 * cgraph.h: Remove the corresponding declaration.
973 * gcse.c (null_pointer_info): Remove.
975 2005-01-23 Roger Sayle <roger@eyesopen.com>
976 Eric Botcazou <ebotcazou@libertysurf.fr>
978 * combine.c (simplify_logical): Only simplify logical expressions
979 of the form ior(and(x,y),z) by the inverse distributive law if the
980 result is cheaper than the original.
982 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
984 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
985 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
986 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
987 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
988 config/freebsd-spec.h, config/arm/arm.h,
989 config/h8300/h8300.md, config/i386/i386.md,
990 config/i386/predicates.md, config/i386/sse.md,
991 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
992 config/vax/vax.md: Fix comment typos. Follow spelling
995 2005-01-23 Steven Bosscher <stevenb@suse.de>
997 * gengtype.c (walk_type): Produce `not equal to' compares for loop
998 tests, instead of `less than'.
1000 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1002 * function.c (assign_parm_setup_block): When creating a new stack slot
1003 for a parameter, get its alignment from the parameter's DECL_ALIGN
1004 rather than the type's TYPE_ALIGN. Make sure that the parameter
1005 is at least word aligned.
1007 2005-01-22 Roger Sayle <roger@eyesopen.com>
1010 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1012 2005-01-22 Richard Henderson <rth@redhat.com>
1015 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1016 in both compare operands.
1017 (movdfcc_1_sse_max): Likewise.
1018 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1019 (movdfcc_1_sse): Likewise.
1020 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1021 scratch register as needed.
1023 2005-01-22 Richard Henderson <rth@redhat.com>
1025 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1027 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1029 2005-01-22 Richard Henderson <rth@redhat.com>
1031 * genopinit.c (optabs): Use smin/smax for floating point too.
1032 * doc/md.texi: Update to match. Clarify that floating point
1033 results are undefined for +0/-0 and NaN.
1034 * doc/rtl.texi: Likewise.
1035 * rtl.def (SMIN, SMAX): Likewise
1036 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1038 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1039 leading 's' to the name.
1040 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1041 smaxxf3, sminxf3): Likewise.
1042 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1045 2005-01-22 Paul Brook <paul@codesourcery.com>
1047 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1049 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1051 * config/s390/s390.c (struct processor_costs): New fields
1052 dlgr, dlr, dr, dsgfr, dsgr.
1053 (z900_cost, z990_cost): Values for new fields.
1054 (s390_rtx_costs): New cases MEM und COMPARE in switch
1055 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1056 DIV, MOD, UDIV, UMOD.
1058 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1060 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1061 into the register being decremented.
1062 ("doloop_si31", "doloop_di"): Likewise.
1063 ("*doloop_si_long"): Adapt pattern.
1065 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1067 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1069 (CLASS_MAX_NREGS): Likewise.
1071 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1073 * doc/tree-ssa.texi (Statement Operands): Add example for new
1074 must-def macro. Note deprecation of old operands interface.
1076 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1078 PR tree-optimization/19484
1079 * tree-cfg.c (remove_fallthru_edge): New function.
1080 (cleanup_control_flow): Remove fallthru edges from calls that are
1081 now known not to return.
1083 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1085 Fix PR tree-optimization/19038
1086 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1087 copies with loop variant ones.
1089 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1091 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1092 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1093 config/alpha/alpha.md, config/alpha/predicates.md,
1094 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1095 config/sparc/sol2.h: Update copyright.
1097 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1098 first label to see if it is a nonlocal label.
1100 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1101 Andrew Pinski <pinskia@physics.uc.edu>
1104 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1105 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1107 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1109 * config/rs6000/rtems.h: Update copyright.
1111 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1114 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1115 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1116 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1118 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1121 * c-typeck.c (convert_arguments): Check for error_mark_node.
1123 2005-01-21 Ian Lance Taylor <ian@airs.com>
1125 PR tree-optimization/13000
1126 * tree-inline.c: Include "tree-flow.h".
1127 (expand_call_inline): If warn_return_type, warn if non-void inline
1128 function falls through.
1129 * tree-cfg.c (execute_warn_function_return): Don't warn about
1130 control reaching end if TREE_NO_WARNING is set. Set
1132 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1134 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1135 branch if we don't need one.
1136 * c-typeck.c: Include "tree-flow.h"
1137 (c_finish_bc_stmt): Don't add a goto if the current statement
1138 list doesn't fall through to the current point.
1140 2005-01-21 Roger Sayle <roger@eyesopen.com>
1142 PR rtl-optimization/576
1143 * real.c (real_arithmetic): Change return type from void to bool
1144 to return an indication that the result may be inexact.
1145 * real.h (real_arithmeric): Update prototype.
1146 * fold-const.c (const_binop): Don't constant fold floating
1147 point expressions when the user specifies -frounding-math and
1148 the result may depend upon the run-time rounding mode.
1149 (fold_convert_const_real_from_real): Clean-up.
1150 (fold_initializer): Ignore flag_rounding_math for initializers.
1151 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1152 constant fold FP operations with flag_rounding_math if the
1153 result may depend upon the run-time rounding mode.
1155 2005-01-21 Tom Tromey <tromey@redhat.com>
1157 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1159 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1161 * tree-cfg.c: Fix comment typos.
1163 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1165 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1166 around the call to rest_of_handle_branch_target_load_optimize.
1168 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1170 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1171 (sparc64-*-openbsd*): Likewise.
1172 (sparclite-*-elf*): Include tm-dwarf2.h.
1173 (sparc86x-*-elf*): Likewise.
1174 (sparc64-*-elf*): Likewise.
1175 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1176 (DBX_DEBUGGING_INFO): Likewise.
1177 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1178 (PREFERRED_DEBUGGING_TYPE): Likewise.
1179 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1180 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1181 (PREFERRED_DEBUGGING_TYPE): Likewise.
1182 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1183 (PREFERRED_DEBUGGING_TYPE): Likewise.
1184 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1186 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1189 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1191 2005-01-20 Paul Brook <paul@codesourcery.com>
1193 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1195 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1197 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1198 label is first in a sequence of labels.
1200 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1202 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1203 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1205 * doc/sourcebuild.texi (Test Directives): New.
1207 2005-01-20 Roger Sayle <roger@eyesopen.com>
1209 * real.c (real_floor): Don't leave the result uninitialized when
1210 mode is VOIDMode, but return the unrounded intermediate value.
1211 (real_ceil): Likewise.
1213 2005-01-20 Paul Brook <paul@codesourcery.com>
1215 * config/arm/arm.md (insv): Use gen_int_mode.
1217 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1219 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1220 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1221 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1222 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1223 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1225 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1228 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1229 fbreg, so we have to assume we can't.
1230 (loc_descriptor_from_tree_1): Ditto.
1231 (containing_function_has_frame_base): New function.
1232 (add_location_or_const_value_attribute): Use it.
1233 Also try to generate a frame_base from a single element location
1236 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1238 PR tree-optimization/15349
1239 * timevar.def (TV_TREE_MERGE_PHI): New.
1240 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1242 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1243 calls to tree_forwarder_block_p.
1244 (remove_forwarder_block_with_phi, merge_phi_nodes,
1245 gate_merge_phi, pass_merge_phi): New.
1246 * tree-optimize.c (init_tree_optimization_passes): Add
1248 * tree-pass.h: Add an extern for pass_merge_phi;
1250 2005-01-20 Richard Henderson <rth@redhat.com>
1253 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1254 (_mm_castps_pd, _mm_castps_si128): New.
1255 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1257 2005-01-20 Richard Henderson <rth@redhat.com>
1260 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1261 __builtin_ia32_vec_init_v2si.
1262 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1263 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1264 (ix86_init_mmx_sse_builtins): Create it.
1265 (ix86_expand_builtin): Expand it.
1266 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1267 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1268 (vec_extractv2si_0, vec_extractv2si_1): New.
1270 2005-01-20 Richard Henderson <rth@redhat.com>
1273 * config/i386/i386.c (ix86_expand_push): New.
1274 * config/i386/mmx.md (push<MMXMODE>1): New.
1275 * config/i386/sse.md (push<SSEMODE>1): New.
1276 * config/i386/i386-protos.h: Update.
1278 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1280 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1283 2005-01-20 Richard Henderson <rth@redhat.com>
1285 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1286 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1288 2005-01-19 Richard Henderson <rth@redhat.com>
1291 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1292 to V4SFmode in SSE1 fallback load path.
1294 2005-01-19 Richard Henderson <rth@redhat.com>
1296 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1297 in QImode expansion to ix86_expand_vector_set.
1298 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1300 2005-01-19 Richard Henderson <rth@redhat.com>
1303 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1304 subclass of the input class.
1305 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1306 Always true for cross-SSE1 classes. Rationalize conditionals.
1307 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1308 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1309 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1310 (movdi_2): Add MMX/SSE zeros.
1311 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1312 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1313 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1314 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1315 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1316 (zero_extendsidi2_rex64_1): Remove.
1317 (MOV0 peephole): Check GENERAL_REG_P.
1319 2005-01-19 Richard Henderson <rth@redhat.com>
1322 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1324 (ix86_expand_vector_extract): Likewise.
1326 2005-01-19 Richard Henderson <rth@redhat.com>
1329 * expr.c (emit_move_change_mode): New argument force; use
1330 simplify_gen_subreg if true.
1331 (emit_move_via_alt_mode): Merge into ...
1332 (emit_move_via_integer): ... here.
1333 (emit_move_ccmode): Use emit_move_change_mode directly.
1335 2005-01-19 Richard Henderson <rth@redhat.com>
1338 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1339 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1340 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1342 (alpha_emit_set_const): Likewise. Make static.
1343 (alpha_emit_set_long_const): Make static.
1344 (alpha_extract_integer): Split out from alpha_expand_mov.
1345 (alpha_split_const_mov): Likewise.
1346 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1347 (alpha_legitimate_constant_p): New.
1348 * config/alpha/alpha-protos.h: Update.
1349 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1350 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1351 * config/alpha/alpha.md (movsi): Add n alternative.
1352 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1353 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1354 (splitters for all of the above): Use alpha_split_const_mov.
1355 * config/alpha/predicates.md (non_add_const_operand): New.
1356 (non_zero_const_operand): New.
1357 (input_operand): Use alpha_legitimate_constant_p after reload.
1359 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1361 PR tree-optimization/19038
1362 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1363 (add_candidate): Add ivs with increment in latch only if
1364 allow_ip_end_pos_p is true.
1365 (determine_iv_cost): Use empty_block_p.
1367 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1369 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1370 (compute_dominance_frontiers): Ditto.
1372 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1375 * config/sh/t-rtems: New.
1376 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1378 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1380 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1381 the offset of the selected field.
1383 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1385 * tree-cfg.c (remove_forwarder_block): Fix the check to
1386 prevent a nonlocal label from appearing in the middle of a
1389 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1391 PR rtl-optimization/19462
1392 * reorg.c (find_end_label): Create return insn only if
1393 current_function_epilogue_delay_list is empty.
1395 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1397 * doc/passes.texi: Remove paragraph mentioning new-ra.
1399 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1401 PR rtl-optimization/15139
1402 * combine.c: Include params.h.
1403 (count_rtxs): New function.
1404 (record_value_for_reg): If replace_rtx would replace at least
1405 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1406 (clobber (const_int 0)) instead of TEM.
1407 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1408 * params.h (MAX_LAST_VALUE_RTL): New.
1409 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1410 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1413 * c-typeck.c (digest_init): Only call build_vector if all constructor
1414 elements are *_CST nodes.
1415 * gimplify.c (gimplify_init_constructor): Likewise.
1418 * c-typeck.c (digest_init): Only call build_vector if inside_init
1421 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1423 * toplev.c (init_asm_output): Remove dead #ifdef.
1425 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1427 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1429 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1431 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1432 accessing DECL_FUNCTION_CODE.
1433 * dojump.c (do_jump): Likewise.
1434 * gimplify.c (gimplify_call_expr): Likewise.
1435 * predict.c (expr_expected_value): Likewise.
1436 (strip_builtin_expect): Likewise.
1437 * tree-inline.c (estimate_num_insns_1): Likewise.
1438 * tree-ssa-loop-im.c (stmt_cost): Likewise
1439 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1440 (tree_expr_nonnegative_p): Likewise.
1442 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1444 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1445 variant of the load_pcrel_sym pattern.
1446 * config/sparc/sparc.md (P macro): Move to the top.
1447 (load_pcrel_sym): Macroize using P.
1448 (save_register_window): Likewise.
1450 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1452 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1455 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1458 * c-typeck.c (build_asm_expr): Strip nops off
1459 input memory operands.
1461 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1463 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1464 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1465 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1466 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1468 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1471 * config/i386/i386.c (override_options): If the 80387 is disabled,
1472 then do not return FP values using FP registers.
1474 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1476 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1477 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1478 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1479 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1480 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1481 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1482 output.h, postreload-gcse.c, postreload.c, recog.c,
1483 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1484 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1485 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1486 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1487 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1488 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1489 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1490 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1492 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1493 config/alpha/alpha.c, config/arm/vfp.md,
1494 config/i386/emmintrin.h, config/i386/i386-modes.def,
1495 config/i386/i386-protos.h, config/i386/i386.h,
1496 config/i386/pmmintrin.h, config/i386/ppro.md,
1497 config/i386/predicates.md, config/i386/xmmintrin.h,
1498 config/i860/i860.c, config/ia64/ia64-modes.def,
1499 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1500 config/ia64/ia64.md, config/ia64/itanium1.md,
1501 config/ia64/itanium2.md, config/ia64/predicates.md,
1502 config/iq2000/iq2000.h, config/mips/linux64.h,
1503 config/rs6000/aix41.h, config/rs6000/aix43.h,
1504 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1505 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1506 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1507 config/sparc/linux64.h, config/sparc/litecoff.h,
1508 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1509 config/sparc/sparc.h, config/sparc/sparc.md,
1510 config/sparc/sysv4-only.h: Update copyright.
1512 2005-01-18 Richard Henderson <rth@redhat.com>
1515 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1517 2005-01-18 Marc Espie <espie@openbsd.org>
1518 * config/i386/openbsdelf.h: Typo.
1520 2005-01-18 Richard Henderson <rth@redhat.com>
1522 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1523 special case for sse.
1524 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1526 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1528 * tree-inline.c (estimate_num_insns_1): Added cases for
1529 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1531 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1533 PR rtl-optimization/19296
1534 * combine.c (simplify_comparison): Rewrite the condition under
1535 which a non-paradoxical SUBREG of a PLUS can be lifted when
1536 compared against a constant.
1538 2005-01-18 Andi Kleen <ak@muc.de>
1540 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1541 * c.opt (-Wpointer-sign): Add.
1542 * doc/invoke.texi: (-Wpointer-sign): Add.
1544 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1546 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1547 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1548 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1549 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1550 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1551 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1552 for TARGET_MIX_SSE_I387.
1553 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1554 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1555 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1556 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1557 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1558 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1559 TARGET_MIX_SSE_I387.
1560 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1563 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1566 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1567 Add movaps alternative for xmm reg->reg move.
1569 2005-01-17 Jeff Law <law@redhat.com>
1571 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1572 at the end of the main DOM loop rather than just before DOM exits.
1574 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1576 PR tree-optimization/19121
1577 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1578 adding aliases to a name tag, also add them to the pointer's
1580 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1581 sensitive alias info at all. Only check that the two pointers
1582 have compatible pointed-to sets.
1583 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1584 a pointer's type tag is a superset of the alias set of the
1587 2005-01-17 James E Wilson <wilson@specifixinc.com>
1590 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1591 comment to document why.
1593 2005-01-17 Richard Henderson <rth@redhat.com>
1595 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1596 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1597 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1598 sse2_vmsminv2df3_finite): New.
1599 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1600 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1601 Force op1 into register.
1603 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1605 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1606 bubblestrap from always rebuilding build directory.
1608 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1610 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1611 ("*cmpmem_short"): Likewise.
1613 2005-01-17 Steven Bosscher <stevenb@suse.de>
1615 * basic-block.h: Document BB_* flags.
1616 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1617 use an sbitmap instead.
1618 * sched-rgn.c (compute_trg_info): Likewise.
1620 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1622 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1623 redundant target_cpu_default and extra_parts lines. Use the default
1625 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1626 (SUBTARGET_EXTRA_SPECS): Delete.
1627 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1628 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1629 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1630 and "n32" for -mabi=n32.
1632 2005-01-17 Ian Lance Taylor <ian@airs.com>
1635 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1636 fold constant variables into initial values.
1638 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1640 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1642 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1643 through the statements backward.
1645 2005-01-17 Ian Lance Taylor <ian@airs.com>
1647 PR middle-end/13127:
1648 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1649 a variable set to the return value of the inlined function.
1651 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1653 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1654 when modes are tieable.
1656 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1658 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1659 of pthread_create to find out if threads are enabled.
1660 * gthr-posix95.h (__gthread_active_p): Likewise.
1662 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1664 * common.opt (-fnew-ra): Remove.
1666 * toplev.h (flag_new_regalloc): Remove.
1667 * Makefile.in (ra*.*): Don't mention.
1668 * passes.c (rest_of_handle_new_regalloc): Remove.
1669 (rest_of_handle_combine, rest_of_compilation): Always consider
1670 flag_new_regalloc as false.
1671 * doc/invoke.texi: Don't document -fnew-ra.
1673 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1675 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1676 last parameter to reg_scan.
1677 * loop.c (loop_optimize): Likewise.
1678 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1679 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1680 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1681 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1682 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1683 * regclass.c (reg_scan): Likewise, for the declaration.
1684 * rtl.h (reg_scan): Likewise, for the prototype.
1686 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1688 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1689 mark_dfs_back_edges.
1691 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1693 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1694 (compute_avail): Uses don't go in tmp_gen.
1696 2005-01-16 Steven Bosscher <stevenb@suse.de>
1698 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1699 loop to look for a free slot in a page entry.
1701 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1704 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1705 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1706 just before targetm.asm_out.file_end.
1707 * tree.h (process_pending_assemble_output_defs): Declare.
1708 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1710 (assemble_alias): Defer generation of assembly code for defines when
1711 TARGET_DEFERRED_OUTPUT_DEFS is true.
1712 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1713 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1714 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1716 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1719 * pa.c (pa_scalar_mode_supported_p): New function.
1720 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1721 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1723 * pa-protos.h (prefetch_operand): Delete.
1724 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1725 * pa.c (prefetch_operand): Delete.
1726 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1727 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1728 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1729 and prefetch_nocc_operand.
1730 * pa.md (prefetch): Rework to avoid reload problems handling short
1731 displacements when a cache control completer needs to be provided.
1732 (prefetch_32, prefetch_64): Delete.
1733 (prefetch_cc, prefetch_nocc): New patterns.
1735 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1737 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1739 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1742 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1743 exceeds maximum alignment for global common data.
1744 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1745 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1747 2004-01-15 Roger Sayle <roger@eyesopen.com>
1749 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1751 2004-01-15 Roger Sayle <roger@eyesopen.com>
1753 * harg-reg-set.h (reg_class_names): Prototype global array.
1754 * regclass.c (reg_class_names): Declare here and initialize to
1756 (dump_regclass): Remove local declaration of reg_class_names.
1757 (regclass): Likewise.
1758 * cfg.c (dump_flow_info): Likewise.
1759 * ra-debug.c (reg_class_names): Likewise.
1760 * regrename.c (reg_class_names): Likewise.
1761 * reload.c (reg_class_names): Likewise.
1762 * reload1.c (spill_failure): Likewise.
1763 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1765 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1767 * config/s390/s390.md ("reload_outti"): Remove predicate for
1768 output operand. Abort if operand is not a MEM.
1769 ("reload_outdi", "reload_outdf"): Likewise.
1771 2005-01-15 Marc Espie <espie@openbsd.org>
1773 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1774 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1775 * config/openbsd.h: Fix C++ includes for native configurations.
1776 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1777 Add trampoline support.
1778 * config/i386/openbsdelf.h: New.
1780 2005-01-15 Marc Espie <espie@openbsd.org>
1782 * collect2.c (main): Explicitly parse -dynamic-linker option.
1784 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1786 PR tree-optimization/19060
1787 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1788 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1789 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1790 and handle extract_range_from_cond returning false.
1791 * fold-const.c (fold): Optimize comparisons with min/max even for
1792 width > HOST_BITS_PER_WIDE_INT.
1794 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1796 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1797 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1798 Remove little endian multilib variants.
1799 Add mips32 multilib variant.
1801 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1803 * explow.c (copy_all_reg, stabilize): Remove.
1804 * expr.h: Remove the corresponding prototypes.
1806 * rtlanal.c (regs_set_between_p): Remove.
1807 * rtl.h: Remove the corresponding prototype.
1809 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1811 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1812 to rs6000_nonimmediate_operand.
1813 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1814 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1815 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1816 rs6000_nonimmediate_operand.
1817 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1818 rs6000_nonimmediate_operand.
1820 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1822 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1824 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1826 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1828 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1829 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1831 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1832 (rs6k_nonimmediate_operand): New.
1833 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1835 (legitimate_lo_sum_address_p): Same.
1836 (rs6000_legitimize_address): Same.
1837 (rs6000_legitimize_reload_address): Same.
1838 (rs6000_legitimate_address): Same.
1839 (spe_build_register_parallel): Pass DF and DC modes in a DI
1842 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1843 to rs6k_nonimmediate_operand.
1845 * config/rs6000/spe.md ("*frob_df_di"): New.
1846 ("*frob_di_df"): New.
1847 ("*frob_di_df_2"): New.
1848 ("*mov_sidf_e500_subreg0"): New.
1849 ("*mov_sidf_e500_subreg4"): New.
1850 ("*movdf_e500_double"): Change predicate to
1851 rs6k_nonimmediate_operand.
1853 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1855 * postreload.c (move2add_note_store): Only call
1856 trunc_int_for_mode on scalar integers.
1858 2005-01-14 Steven Bosscher <stevenb@suse.de>
1860 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1861 replace BB_VISITED uses.
1862 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1863 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1864 (tree_dce_done): Free visited_control_parents.
1865 (perform_tree_ssa_dce): Allocate and clear it.
1866 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1867 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1868 instead of BB_VISITED.
1870 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1872 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1873 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1874 Remove unused prototypes.
1876 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1878 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1879 64-bit register usage.
1880 (spe_func_has_64bit_regs_p): Add FIXME note.
1882 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1884 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1885 flag_finite_math_only with flag_unsafe_math_optimizations.
1887 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1889 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1891 (__tpf_eh_return): Copy TPF private stack area from the module
1892 boundary stack frame. Add check for when module addresses are
1893 equal, but no stub address is found.
1895 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1898 * arm.h (struct machine_function): Add call_via field.
1899 (thumb_call_via_label): Declare.
1900 * arm.c (thumb_call_via_label): New variable.
1901 (thumb_call_reg_needed): New variable.
1902 (arm_output_function_epilogue): For Thumb code, output any per-function
1903 call-indirect trampolines.
1904 (thumb_call_via_reg): New function.
1905 (arm_file_end): New function.
1906 (TARGET_ASM_FILE_END): Call arm_file_end.
1907 (aof_file_end): Likewise.
1908 * arm-protos.h (thumb_call_via_reg): Declare.
1909 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1910 thumb_call_via_reg in normal case.
1912 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1915 PR rtl-optimization/19348
1916 * recog.c (peephole2_optimize): Do global life update if some peephole
1917 decides it doesn't need at least one of its inputs and that change
1918 influences liveness at the start of the basic block.
1920 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1921 arguments instead of 1.
1923 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1926 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1927 zero for nested functions needing a static chain or functions
1928 with a non-constant address.
1930 2005-01-13 Roger Sayle <roger@eyesopen.com>
1932 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1933 (and (sign_extend X) C) into (zero_extend (and X C)).
1935 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1937 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1939 2005-01-13 Richard Henderson <rth@redhat.com>
1944 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1945 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1946 not just TARGET_SSE.
1947 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1948 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1949 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1950 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1951 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1952 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1953 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1954 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1955 (movdicc_c_rex64): Rename with '*'.
1956 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1957 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1958 (movsfcc_1_387): Rename from movsfcc_1.
1959 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1960 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1961 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1962 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1963 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1964 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1965 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1966 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1967 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1968 sse_movdfcc_const0_4): Remove.
1969 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1970 recognize min/max early. Update for changed sse cmove patterns.
1971 (ix86_split_sse_movcc): New.
1972 * config/i386/i386-protos.h: Update.
1974 2005-01-13 Steven Bosscher <stevenb@suse.de>
1976 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1977 (fix_stmt_v_may_defs): Likewise.
1979 2005-01-13 Richard Henderson <rth@redhat.com>
1981 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1982 for converting the mask.
1984 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1986 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1989 2005-01-13 Richard Henderson <rth@redhat.com>
1991 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1992 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1993 IX86_BUILTIN_MOVDQ2Q): Remove.
1994 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1995 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1996 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1998 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1999 (sse2_pextrw): Fix immediate constraint.
2000 (sse2_loadq, sse2_loadq_rex64): Remove.
2001 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2002 Use __builtin_ia32_vec_ext_<size>.
2003 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2005 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2007 * function.c (assign_parm_setup_block): Look inside original
2008 entry_parm when inspecting PARALLEL.
2010 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2011 Joel Sherrill <joel@oarcorp.com>
2014 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2015 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2016 rtems_gxx_recursive_mutex_init.
2017 (__gthread_recursive_mutex_lock): New function.
2018 (__gthread_recursive_mutex_trylock): Likewise.
2019 (__gthread_recursive_mutex_unlock): Likewise.
2021 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2023 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2025 2005-01-13 Jan Beulich <jbeulich@novell.com>
2027 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2028 (ashrti3_internal): Indicate output is early clobber. Generate result
2029 into output rather than first input. Use move for low word of output
2030 if shift count is exactly 64.
2031 (lshrti3_internal): Likewise.
2033 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2037 * reload1.c (delete_output_reload): Don't delete an output reload
2038 if the pseudo lives longer than a single basic block. Adjust and
2039 improve wording of comment.
2041 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2044 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2045 of TYPE_SIZE where we mean the number of bytes.
2047 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2049 * function.c (assign_parm_setup_block): Relax condition on
2050 multi-register optimization.
2052 2005-01-12 Nick Clifton <nickc@redhat.com>
2054 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2055 an "in_delay_slot" attribute of "no" to prevent them being used in
2056 delay slots. This is forbidden because they might generate
2059 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2062 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2065 2005-01-12 Nick Clifton <nickc@redhat.com>
2067 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2068 passed on to GAS) but do not define, as GAS no longer supports or
2069 needs the -m2000 option.
2071 2005-01-11 Roger Sayle <roger@eyesopen.com>
2073 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2074 type as args of unprototyped builtins aren't automatically promoted.
2075 (fold_builtin_abs): Likewise.
2077 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2079 * Makefile.in: Set a `build-warn' variable.
2081 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2083 PR tree-optimization/17949
2084 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2085 (find_interesting_uses_address): Use it.
2087 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2089 * regrename.c (kill_value): Handle subreg's that won't simplify.
2091 2005-01-11 Richard Henderson <rth@redhat.com>
2094 * config/i386/i386.h (enum ix86_builtins): Move ...
2095 * config/i386/i386.c: ... here.
2096 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2097 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2098 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2099 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2100 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2101 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2102 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2103 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2104 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2105 IX86_BUILTIN_LOADDDUP): Remove.
2106 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2107 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2108 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2109 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2110 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2111 (ix86_init_builtins): Make static.
2112 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2113 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2114 if all the modes match. Otherwise, fake it.
2115 (get_element_number, ix86_expand_vec_init_builtin,
2116 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2117 (ix86_expand_builtin): Make static. Update for changed builtins.
2118 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2119 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2120 (ix86_expand_vector_init_duplicate): New.
2121 (ix86_expand_vector_init_low_nonzero): New.
2122 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2123 Split out from ix86_expand_vector_init; handle integer modes.
2124 (ix86_expand_vector_init): Use them.
2125 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2126 * config/i386/i386-protos.h: Update.
2127 * config/i386/predicates.md (reg_or_0_operand): New.
2128 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2129 (movv2sf_internal): Likewise. And a splitter to match them all.
2130 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2131 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2132 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2133 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2134 (mmx_pinsrw): Fix operand ordering.
2135 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2136 rather than sse_loadss expander.
2137 (movv2df splitter): Similarly.
2138 (sse_loadss, sse_loadlss): Remove.
2139 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2140 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2141 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2142 (sse3_movddup): Rename with '*'.
2143 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2144 (sse2_loadsd): Remove.
2145 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2146 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2147 (sse2_pinsrw): Fix argument ordering.
2148 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2149 (sse2_stored): Remove 'r' destination.
2150 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2151 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2152 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2153 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2154 vec_extractv16qi, vec_initv16qi): New.
2156 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2157 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2158 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2160 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2161 (_mm_load_si128, _mm_store_si128): Likewise.
2162 (_mm_load1_pd): Use _mm_set1_pd.
2163 (_mm_load_sd): Use _mm_set_sd.
2164 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2165 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2166 (_mm_set_epi64): Use _mm_set_epi64x.
2167 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2168 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2169 _mm_setr_epi8): Use _mm_set_foo form.
2170 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2171 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2172 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2173 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2174 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2175 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2176 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2177 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2178 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2179 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2180 (_mm_movedup_pd): Use _mm_shuffle_pd.
2181 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2182 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2183 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2184 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2186 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2187 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2188 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2189 (_mm_store_ps): Use raw dereference.
2190 (_mm_store1_ps): Use _mm_storeu_ps.
2191 (_mm_storer_ps): Use _mm_store_ps.
2192 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2193 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2195 2005-01-11 Stan Shebs <shebs@apple.com>
2197 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2198 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2200 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2203 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2204 Skip all DECLs except for FIELD_DECLs.
2206 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2208 * config/s390/s390.c (override_options): Return error if
2209 -mbackchain, -mpacked-stack and -mhard-float are used together.
2210 (s390_va_start): Remove the backchain && packed-stack special case.
2211 (s390_gimplify_va_arg): Likewise.
2212 * doc/invoke.texi: Remove the ABI incompatibility note.
2214 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2216 * config/s390/s390.c (struct s390_frame_layout): Remove
2218 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2219 save_backchain_p with TARGET_BACKCHAIN.
2221 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2224 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2225 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2226 * function.c (locate_and_pad_parm): Set new field.
2227 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2228 Tweak where_pad test to include "none". Always set mem align for
2230 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2231 not sufficient for type.
2232 (assign_parm_setup_block): If stack_parm is zero on entry, always
2233 make a new stack local. Block move old stack parm if necessary
2234 to new aligned stack local.
2235 (assign_parm_setup_stack): Use a block move to handle
2236 potentially misaligned entry_parm.
2237 (assign_parms_unsplit_complex): Specify required alignment when
2238 creating stack local.
2239 * calls.c (compute_argument_addresses): Override alignment of stack
2240 arg calculated from its type with the alignment given by
2241 FUNCTION_ARG_BOUNDARY.
2242 (store_one_arg): Likewise.
2244 2005-01-11 Jan Beulich <jbeulich@novell.com>
2246 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2247 Change respective itanium_class attribute to ialu.
2248 (shladdp4_internal): New.
2249 * config/ia64/predicates.md (shladd_log2_operand): New.
2251 2005-01-11 Richard Henderson <rth@redhat.com>
2253 * expr.c (store_constructor): Use rtvec_alloc instead of
2254 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2256 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2258 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2260 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2262 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2263 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2264 (TARGET_RWRELOC): Define.
2265 (ia64_rwreloc_section_type_flags): Delete.
2266 (ia64_section_type_flags): New function.
2267 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2268 (TARGET_RWRELOC): Define.
2270 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2273 * config/ia64/ia64.c (process_set): For alloc insn, only call
2274 process_epilogue is !frame_pointer_needed.
2276 2005-01-10 Roger Sayle <roger@eyesopen.com>
2279 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2280 unary operator and can't be treated as a binary/comparison operator.
2282 2005-01-10 Richard Henderson <rth@redhat.com>
2284 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2285 (ix86_return_in_memory): Likewise.
2286 (function_arg_advance): Likewise. Mirror structure in function_arg
2287 for choosing register to advance.
2289 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2291 * tree-vectorizer.c, tree.def: Fix comment typos.
2293 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2295 * config/s390/s390.c (struct processor_costs): 4 new fields:
2296 ddbr, ddr, debr, der.
2297 (s390_rtx_costs): More precise handling of divide instructions.
2299 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2301 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2303 2005-01-10 Jan Beulich <jbeulich@novell.com>
2305 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2306 names resulting from -ffunction-sections/-fdata-sections and linkonce
2308 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2309 based on the section name. Rearrange the section name comparison logic
2310 slightly so that each section name is compared against at most once.
2312 2005-01-10 Ben Elliston <bje@au.ibm.com>
2314 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2315 targets for which -fPIC reduces limitations on the GOT size.
2317 2005-01-09 Falk Hueffner <falk@debian.org>
2319 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2322 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2325 * collect2.c (main): Set aixrtl_flag for -brtl option.
2326 (resolve_lib_name): Search for .so file extension before .a
2329 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2331 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2332 (vect_analyze_data_refs_alignment): Add dump prints.
2334 2005-01-09 Ira Rosen <irar@il.ibm.com>
2336 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2337 expr_invariant_in_loop_p.
2338 Initialize outputs first thing in the function.
2339 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2340 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2341 (vect_analyze_pointer_ref_access): Check that the initial condition of
2342 the access function is loop invariant.
2344 2005-01-09 Richard Henderson <rth@redhat.com>
2346 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2347 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2348 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2349 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2350 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2351 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2352 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2353 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2354 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2355 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2356 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2357 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2358 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2359 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2360 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2361 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2362 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2363 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2364 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2365 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2366 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2367 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2368 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2370 (mmx_clrdi, pavgusb): Remove.
2371 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2372 with leading sse_ prefix.
2373 * config/i386/sse.md: Receive them.
2374 * config/i386/mmx.md: New file.
2375 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2376 (subrv2sf3): Turn into expander for normal subtraction.
2377 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2378 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2379 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2380 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2381 commutative; use ix86_binary_operator_ok.
2382 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2383 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2384 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2385 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2386 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2387 Macroize from existing patterns; use ix86_binary_operator_ok.
2388 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2389 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2390 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2391 with vec_select+vec_concat.
2392 (mmx_pshufw, mmx_pshufw_1): Likewise.
2393 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2394 (mmx_uavgv4hi3): Model correctly.
2395 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2396 _mm_xor_si64): Remove casts.
2398 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2400 PR tree-optimization/19224
2401 * tree-scalar-evolution.c (get_instantiated_value,
2402 set_instantiated_value): New functions.
2403 (instantiate_parameters_1): Cache the results.
2404 (instantiate_parameters, resolve_mixers): Initialize and free
2407 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2409 * config/i386/i386.md (addhi_4): Correct reference in comment.
2412 2005-01-08 Richard Henderson <rth@redhat.com>
2414 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2415 (_mm_cvtsi128_si64x): Likewise.
2416 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2417 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2418 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2419 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2420 * config/i386/i386-protos.h: Update.
2421 * config/i386/i386.c (print_operand): Add 'H'.
2422 (ix86_fixup_binary_operands): Split out from ...
2423 (ix86_expand_binary_operator): ... here.
2424 (ix86_fixup_binary_operands_no_copy): New.
2425 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2426 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2427 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2428 (safe_vector_operand): Use CONST0_RTX.
2429 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2430 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2431 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2432 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2434 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2435 (IX86_BUILTIN_CMPNGESS): New.
2436 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2437 (attr type): Add sselog1.
2438 (attr unit, attr memory): Handle it.
2439 (movti, movti_internal, movti_rex64): Move near other integer moves.
2440 (movtf, movtf_internal): Move near other fp moves.
2441 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2442 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2443 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2444 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2445 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2446 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2447 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2448 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2449 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2450 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2451 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2452 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2453 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2454 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2455 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2456 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2457 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2458 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2459 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2460 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2461 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2462 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2463 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2464 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2465 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2466 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2467 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2468 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2469 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2470 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2471 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2472 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2473 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2474 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2475 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2476 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2477 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2478 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2479 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2480 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2481 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2482 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2483 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2484 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2486 (SSEPUSH, push<SSEPUSH>): Remove.
2487 (MMXPUSH, push<MMXPUSH>): Remove.
2488 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2489 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2490 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2491 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2492 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2493 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2494 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2495 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2496 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2497 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2498 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2499 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2500 (ppro_sse_log_V4SF): Handle sselog1.
2501 * config/i386/predicates.md (const_0_to_1_operand): New.
2502 (const_0_to_255_mul_8_operand): New.
2503 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2504 (const_2_to_3_operand, const_4_to_7_operand): New.
2505 * config/i386/sse.md: New file.
2506 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2507 (sse_movups): Rename from sse_movups_1.
2508 (sse_loadlss): Rename from sse_loadss_1.
2509 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2511 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2512 (absv4sf2, negv2df, absv2df): New.
2513 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2514 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2515 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2516 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2517 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2518 (sse3_addsubv4sf3): Model correctly.
2519 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2520 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2521 (sse_movhlps): Model with vec_select+vec_concat.
2522 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2523 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2524 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2525 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2526 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2527 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2528 sse2_pshufhw_1): Likewise.
2529 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2530 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2531 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2532 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2533 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2534 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2535 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2536 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2537 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2538 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2539 sminv8hi3): Mark commutative
2540 operands. Use ix86_binary_operator_ok.
2541 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2542 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2543 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2544 sse2_punpcklqdq): Allow operand2 in memory.
2545 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2546 sse2_movsd): Add memory alternatives.
2547 (sse_storelps): Turn expander into an insn; split after reload.
2548 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2549 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2551 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2553 * configure.ac (DWARF-2 debug_line): Use objdump.
2554 * configure: Regenerate.
2556 2005-01-08 Jeff Law <law@redhat.com>
2557 Diego Novillo <dnovillo@redhat.com>
2559 PR tree-optimization/18241
2560 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2561 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2562 statements with volatile operands.
2563 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2564 operands after marking a statement with has_volatile_ops.
2566 2005-01-08 Roger Sayle <roger@eyesopen.com>
2568 * tree.c (int_fits_type_p): Always honor integer constant
2569 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2571 2005-01-08 Roger Sayle <roger@eyesopen.com>
2573 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2574 the latent bug in rtl_delete_block has been resolved.
2576 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2578 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2579 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2581 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2583 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2584 library as @multilib_dir@/$(SHLIB_SONAME).
2586 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2588 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2589 * configure: Regenerate.
2591 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2593 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2596 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2599 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2600 Convert non-word aligned offset address using ld/std into
2603 2005-01-07 Richard Henderson <rth@redhat.com>
2605 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2607 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2609 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2611 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2613 PR tree-optimization/19283
2614 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2615 is not shorter than the original type.
2617 PR rtl-optimization/19012
2618 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2620 PR rtl-optimization/18861
2621 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2622 (FULL_STATE): Define.
2623 (mark_tablejump_edge): New function.
2624 (purge_dead_tablejump_edges): New function.
2625 (find_bb_boundaries): Use it.
2627 PR tree-optimization/18828
2628 * builtins.c (expand_builtin_next_arg): Remove argument and all
2629 the argument checking.
2630 (expand_builtin): Adjust caller.
2631 (expand_builtin_va_start): Likewise. Remove error for too many
2633 (fold_builtin_next_arg): Issue error for too many arguments.
2634 After checking arguments, replace them with magic arguments that
2635 prevent further checking of the args.
2637 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2639 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2641 2005-01-06 Roger Sayle <roger@eyesopen.com>
2644 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2645 and %{.S:...} (and their negative variants) to test whether the
2646 input file is assembler or pre-processed-assembler independent of
2647 the actual filename extension.
2649 2005-01-06 Roger Sayle <roger@eyesopen.com>
2651 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2652 of sign or zero extended values.
2654 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2656 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2657 for IBM long double format correctly.
2659 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2661 Fix PR tree-optimization/18792
2663 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2664 to first_loop_depth, and use loop depth instead of loop number.
2665 (build_classic_dir_vector): Ditto.
2666 (compute_data_dependences_for_loop): Use depth, not loop number.
2667 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2668 number. Pass in loops, instead of loop numbers.
2669 (gather_interchange_stats): Ditto.
2670 (linear_transform_loops): Ditto.
2672 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2675 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2676 biv_fits_mode_p, extension_within_bounds_p): New functions.
2677 (check_ext_dependent_givs): Use them.
2679 2005-01-06 Roger Sayle <roger@eyesopen.com>
2681 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2682 more than one barrier, in which case we should delete them all.
2684 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2686 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2688 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2690 Fix PR middle-end/19286
2692 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2693 output this subprogram, simply ignore this attempt to do it again.
2694 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2695 origin attribute if it's not possible.
2696 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2697 (decls_for_scope): Ditto.
2698 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2699 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2701 2005-01-05 Richard Henderson <rth@redhat.com>
2704 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2705 (bdesc_2arg): Use it.
2706 (ix86_expand_binop_builtin): Force operands into registers
2708 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2709 ix86_expand_sse_compare, ix86_expand_sse_comi,
2710 ix86_expand_builtin): Likewise.
2712 2005-01-05 Richard Henderson <rth@redhat.com>
2714 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2716 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2717 (mulv4hi3): Set itanium_class mmmul.
2718 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2719 (fpack): Rename from fpack_sfsf.
2721 2005-01-05 Richard Henderson <rth@redhat.com>
2724 * reload1.c (do_input_reload): Restrict the optimization deleteing
2725 a previous output reload to RELOAD_FOR_INPUT.
2727 2005-01-05 Steven Bosscher <stevenb@suse.de>
2729 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2730 comment that we fall through after case.
2731 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2732 (distribute_links): Likewise.
2733 * cse.c (cse_insn): Likewise.
2734 * cselib.c (cselib_invalidate_mem): Likewise.
2735 * df.c: Update comments at the top of the file.
2736 (read_modify_subreg_p): Update comments here too.
2737 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2738 * flow.c (mark_set_1): Likewise.
2739 (mark_used_regs): Likewise.
2740 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2741 (canon_list_insert): Likewise.
2742 (mark_set): Likewise.
2743 (try_replace_reg): Likewise.
2744 (store_killed_in_insn): Likewise.
2745 * loop.c (count_one_set): Likewise.
2746 (basic_induction_var): Likewise.
2747 * postreload-gcse.c (find_mem_conflicts): Likewise.
2748 * postreload.c (reload_combine_note_store): Likewise.
2749 (move2add_note_store): Likewise.
2750 * reload.c (find_equiv_reg): Likewise.
2751 (mark_referenced_resources): Likewise.
2752 * rtlanal.c (set_noop_p): Likewise.
2753 (note_stores): Likewise.
2754 (note_uses): Likewise.
2755 * sched-deps.c (sched_analyze_1): Likewise.
2756 * sched-rgn.c (check_live_1): Likewise.
2757 (update_live_1): Likewise.
2758 * config/i860/i860.c: Likewise.
2760 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2762 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2764 * doc/rtl.texi: Update documentation for bit-fields and SET.
2766 2005-01-05 Roger Sayle <roger@eyesopen.com>
2768 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2770 2005-01-05 Jan Hubicka <jh@suse.cz>
2771 Richard Henderson <rth@redhat.com>
2774 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2777 2005-01-05 Richard Henderson <rth@redhat.com>
2780 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2781 (sse_shufps): Change operand 3 to const_int_operand.
2782 (sse2_storelps): Fix typo in template.
2783 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2784 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2785 (ix86_expand_builtin): Likewise.
2787 2005-01-05 Julian Brown <julian@codesourcery.com>
2789 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2790 as aggregates for AAPCS ABIs.
2792 2005-01-05 Stan Shebs <shebs@apple.com>
2794 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2795 Mach-O getters if ppc64.
2796 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2798 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2799 signed four-byte field for global code case.
2800 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2802 2005-01-05 Roger Sayle <roger@eyesopen.com>
2805 * c-common.c: Include real.h.
2806 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2807 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2808 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2809 * Makefile.in (c-common.o): Update dependencies.
2811 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2813 * c-parse.in (asm_string): Add trailing semicolon.
2815 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2817 * c-parse.in (asm_string): New. Don't allow wide strings in
2819 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2820 asm_string instead of STRING.
2822 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2824 * c-typeck.c (constructor_no_implicit): Remove.
2825 (set_designator, process_init_element): Don't check
2826 constructor_no_implicit.
2828 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2829 Kaz Kojima <kkojima@gcc.gnu.org>
2832 * lcm.c (create_pre_exit): New.
2833 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2834 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2836 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2838 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2839 -msoft-float in target_float_switch.
2840 * arm.c (arm_override_options): Fix processing of target_float_switch.
2842 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2844 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2847 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2849 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2850 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2852 2005-01-04 Roger Sayle <roger@eyesopen.com>
2854 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2855 if deleting the then-block allows the test-block to fallthru to the
2858 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2861 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2862 after the full declaration if the are in two different TUs.
2864 2005-01-04 Richard Henderson <rth@redhat.com>
2867 * tree-sra.c (generate_one_element_init): Just
2868 call gimplify_and_add.
2869 (generate_element_init): Record the
2870 new referenced variables and mark them for renaming
2871 and split out to ...
2872 (generate_element_init_1): This.
2873 (scalarize_init): Don't call push_gimplify_context/
2874 pop_gimplify_context.
2876 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2878 * toplev.c (get_src_pwd): Handle failure of getpwd().
2880 2005-01-04 Roger Sayle <roger@eyesopen.com>
2882 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2884 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2885 all the cases handled by it are inverted by invert_truthvalue.
2887 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2889 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2890 (save_register_windowsi): Likewise.
2892 2005-01-04 Richard Henderson <rth@redhat.com>
2894 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2896 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2899 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2900 any simplifications of vector mode comparison operators.
2901 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2903 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2904 Devang Patel <dpatel@apple.com>
2906 PR tree-optimization/18308
2907 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2908 the operands before creating a new expression.
2909 * dojump.c (do_jump): Make drop_through_label available
2910 for all cases. Add expansion of COND_EXPR.
2912 2005-01-04 Ira Rosen <irar@il.ibm.com>
2914 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2915 INTEGER_CST instead of TREE_CONSTANT.
2916 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2917 instead of TREE_CONSTANT.
2918 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2919 instead of TREE_CONSTANT.
2921 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2923 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2925 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2928 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2929 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2931 2005-01-03 Richard Henderson <rth@redhat.com>
2933 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2934 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2935 fold_convert_const_real_from_real): Split out from ...
2936 (fold_convert_const): ... here.
2938 2005-01-03 Richard Henderson <rth@redhat.com>
2941 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2942 (mov<MMXMODEI>_internal): Likewise.
2943 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2944 Add V2SF case; use it for SSE1; don't use TI.
2945 (movdf_integer): Likewise.
2946 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2948 2005-01-03 Ira Rosen <irar@il.ibm.com>
2950 * tree-vectorizer.c (vect_strip_conversions): New function.
2951 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2952 check for binary class.
2954 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2958 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2960 * gimple-low.c (mark_blocks_with_used_vars): New function.
2961 (mark_blocks_with_used_subblocks): Ditto.
2962 (mark_used_blocks): Ditto.
2963 (pass_mark_used_blocks): New pass.
2964 * tree-inline.c: Include debug.h.
2965 (expand_call_inline): Call outlining_inline_function here.
2966 * tree-optimize.c (init_tree_optimization_passes): Add
2967 pass_mark_used_blocks.
2968 * tree-pass.h (pass_mark_used_blocks): New.
2969 * Makefile.in (tree-inline.o): Add debug.h dependency.
2971 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2973 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2974 VAR_DECLs to have weak_import attribute.
2976 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2979 2004-01-03 Steven Bosscher <stevenb@suse.de>
2981 * passes.c (rest_of_compilation): Don't run regmove if only
2982 flag_expensive_optimizations, require flag_regmove instead.
2984 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2986 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2988 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2989 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2990 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2991 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2993 2005-01-03 Richard Henderson <rth@redhat.com>
2995 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2996 (ia64_const_ok_for_letter_p): New.
2997 (ia64_const_double_ok_for_letter_p): New.
2998 (ia64_extra_constraint): New.
2999 (ia64_expand_vecint_compare): New.
3000 (ia64_expand_vcondu_v2si): New.
3001 (ia64_expand_vecint_cmov): New.
3002 (ia64_expand_vecint_minmax): New.
3003 (ia64_print_operand): Add 'v'.
3004 (ia64_preferred_reload_class): New.
3005 (ia64_vector_mode_supported_p): New.
3006 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3007 (PREFERRED_RELOAD_CLASS): Move to function.
3008 (CONST_OK_FOR_LETTER_P): Move to function.
3009 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3010 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3011 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3012 (EXTRA_CONSTRAINT): Move to function.
3013 * config/ia64/ia64.md: Include vect.md.
3014 (itanium_class): Add mmalua.
3016 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3018 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3019 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3021 (const_int_2bit_operand): New.
3022 (fr_reg_or_0_operand): New.
3023 * config/ia64/ia64-modes.def: Add vector modes.
3024 * config/ia64/ia64-protos.h: Update.
3025 * config/ia64/vect.md: New file.
3027 2005-01-03 Richard Henderson <rth@redhat.com>
3029 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3031 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3034 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3036 (log1pdf2): Change mode of operands[0,1] to DFmode.
3038 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3040 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3041 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3042 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3043 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3044 SPARC_RELAXED_ORDERING.
3046 2005-01-03 Richard Henderson <rth@redhat.com>
3047 Uros Bizjak <uros@kss-loka.si>
3050 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3051 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3052 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3054 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3055 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3056 const_pow2_1_to_128_operand): New predicates.
3058 2005-01-02 Greg McGary <greg@mcgary.org>
3060 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3062 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3063 object. [ptr_type]: Remove unused variable.
3064 Remember nearest addressable array-element or record-component
3065 when checking bitfield components. Tolerate empty BIND_EXPR.
3067 2005-01-01 Richard Henderson <rth@redhat.com>
3069 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3070 that don't narrow the value. Fail for other conversions.
3072 2005-01-01 Richard Henderson <rth@redhat.com>
3075 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3076 * c-lang.c (finish_file): Don't do it here.
3077 * objc/objc-act.c (objc_finish_file): Likewise.
3079 * cgraph.c (decl_assembler_name_equal): New.
3080 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3081 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3082 * cgraph.h (struct cgraph_varpool_node): Add next.
3083 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3084 * varasm.c (assemble_alias): Mark the target as needed.
3086 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3089 * function.c (get_arg_pointer_save_area): Use entry_of_function
3090 instead of get_insns.
3092 2005-01-01 Roger Sayle <roger@eyesopen.com>
3093 Andrew Pinski <pinskia@physics.uc.edu>
3094 James E. Wilson <wilson@specifixinc.com>
3096 PR rtl-optimization/12092
3097 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3100 2005-01-01 Roger Sayle <roger@eyesopen.com>
3101 Olivier Hainque <hainque@act-europe.fr>
3103 * tree.c (int_fits_type_p): A narrower type always fits in a
3104 wider one, except for negative values into unsigned types.
3106 2005-01-01 Roger Sayle <roger@eyesopen.com>
3108 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3109 with the original constant rather than require TREE_OVERFLOW.
3111 2005-01-01 Steven Bosscher <stevenb@suse.de>
3114 * c-decl.c (finish_function): If compiling C99, annotate the
3115 compiler generated return with the current file name and line 0.
3116 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3117 the source line is greater than 0.
3118 (remove_bb): Likewise.
3120 See ChangeLog.12 for earlier changes.