1 2005-02-02 Steven Bosscher <stevenb@suse.de>
3 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
5 -ftree-pre, and -fthread-jumps.
7 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
9 PR tree-optimization/19578
10 * tree-flow.h (modified_noreturn_calls): Declare.
11 (noreturn_call_p): Declare.
12 * tree-flow-inline.h (noreturn_call_p): New function.
13 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
14 * tree-cfg.c (modified_noreturn_calls): New variable.
15 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
16 that contain a mid-block noreturn call.
17 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
19 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
21 * df.c (df_def_record_1, df_uses_record): Don't use
23 * df.h (DF_FOR_REGALLOC): Remove.
25 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
28 * c-typeck.c (really_start_incremental_init): Reset
29 constructor_max_index for arrays of incomplete type.
31 2005-02-02 Jeff Law <law@redhat.com>
33 * gcse.c (struct reg_set): Store the block index where the register
34 was set rather than the setting insn.
35 (record_one_set, compute_transp): Corresponding changes.
36 (pre_insert_copy_insn): Do not call replace_one_set.
37 (replace_one_set): Remove.
39 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
42 * doc/gcov.texi: Fix typo.
44 2005-02-01 Richard Henderson <rth@redhat.com
47 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
48 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
50 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
51 * config/i386/i386-protos.h: Update.
53 2005-02-01 Steven Bosscher <stevenb@suse.de>
55 PR tree-optimization/19217
56 * tree-cfg.c (verify_expr): Use the data field to see if TP was
57 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
58 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
59 that it is walking a PHI node.
61 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
63 * doc/extend.texi (Nested Functions): Update.
65 2005-02-01 Richard Henderson <rth@redhat.com>
68 * optabs.c (expand_copysign_absneg): Export.
69 * optabs.h (expand_copysign_absneg): Declare.
70 * config/rs6000/rs6000.md (copysigntf3): New.
72 2005-02-01 Diego Novillo <dnovillo@redhat.com>
74 PR tree-optimization/19633
75 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
76 * tree-ssa-alias.c (init_alias_info): Initialize.
77 (merge_pointed_to_info): Set.
78 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
79 (dump_points_to_info_for): Show value of pt_null.
80 (struct count_ptr_d): Declare.
81 (find_ptr_dereference): Remove.
82 (ptr_is_dereferenced_by): Remove.
83 (count_ptr_derefs): New local function.
84 (count_uses_and_derefs): New local function.
85 (compute_points_to_and_addr_escape): Call it. If the number
86 of dereferences is greater than zero, mark the pointer as
87 dereferenced. If there are fewer dereferences than uses of
88 the pointer, the pointer's value escapes.
90 2005-02-01 Diego Novillo <dnovillo@redhat.com>
92 PR tree-optimization/19670
93 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
95 (verify_use): ... set it here, instead.
97 2005-02-01 Janis Johnson <janis187@us.ibm.com>
99 * doc/sourcebuild.texi (Test directives): Fix formatting.
101 * doc/sourcebuild.texi (Test directives): Describe selector
104 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
106 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
107 specific 64-bit CPUs.
109 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
112 * arm.c (arm_eliminable_register): New function.
113 (adjacent_mem_locations): Don't allow eliminable registers. Use
114 HOST_WIDE_INT for address offsets.
115 * arm-protos.h (arm_eliminable_register): Add prototype.
117 2005-02-01 Steven Bosscher <stevenb@suse.de>
119 PR optimization/15242
120 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
121 * basic-block.h (duplicate_computed_gotos): Add prototype.
122 * bb-reorder.c (duplicate_computed_gotos): New function to
123 duplicate sufficiently small blocks ending in a computed jump.
124 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
125 if not optimizing for size.
126 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
127 never do tail merging for blocks ending in a computed jump.
128 * doc/invoke.texi: Document the max-goto-duplication-insns param.
130 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
132 Patch from Richard Sandiford <rsandifo@redhat.com>
133 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
134 from inheriting a subreg equivalence with a non-spill register.
136 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
138 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
140 * config/frv/frv.c (movcc_fp_destination_operand): New.
141 (gpr_or_memory_operand): Fix typo in comment.
142 (gpr_or_memory_operand_with_scratch): New.
143 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
144 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
145 movcc_fp_destination_operand.
146 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
147 Legitimize memory addresses using a scratch register.
149 2005-01-31 Jeff Law <law@redhat.com>
151 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
152 bitmap a sparse bitmap instead of a simple bitmap.
153 (mark_def_sites_initialize_block): Corresponding changes.
154 (ssa_mark_def_sites_initialize_block): Likewise.
155 (ssa_mark_phi_uses): Likewise.
156 (mark_def_site, ssa_mark_def_sites): Likewise.
157 (mark_def_site_blocks): Likewise.
158 (rewrite_ssa_into_ssa): Likewise.
160 * tree-ssa-dom.c (record_cond): Pass correct variable type
161 for last argument to htab_find_slot_with_hash.
163 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
164 effects when optimizing 0 % X. Do not try to optimize X % 0.
166 2005-01-31 James E. Wilson <wilson@specifixinc.com>
168 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
171 2005-02-01 Eric Christopher <echristo@redhat.com>
173 * config/mips/mips.c (override_options): Warn if -mint64
175 * doc/invoke.texi (MIPS Options): Document that -mint64 is
178 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
180 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
182 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
183 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
184 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
185 (cached_regno): Initialize to INVALID_REGNUM.
186 (cse_reg_info_table_size,
187 cse_reg_info_table_first_uninitialized,
188 cse_reg_info_timestamp): New.
189 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
191 (init_cse_reg_info, get_cse_reg_info_1): New.
192 (get_cse_reg_info): Cache the last look-up.
193 (new_basic_block): Update the code to clear mappings from
194 registers to cse_reg_info entries.
195 (cse_main): Call init_cse_reg_info.
197 * cse.c (get_cse_reg_info): Update a comment.
199 2005-01-31 Steven Bosscher <stevenb@suse.de>
202 * c-decl.c (start_decl): Do not warn about arrays of elements with
203 an incomplete type here.
204 (grokdeclarator): Do it here by making a pedwarn an error.
205 * c-typeck.c (push_init_level): If there were previous errors with
206 the constructor type, do not warn about braces for initializers.
207 (process_init_element): Likewise for excess initializer elements.
209 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
211 * cse.c (delete_trivially_dead_insn): Don't iterate.
213 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
215 * config/rs6000/rs6000.md (copysignsf3): New expand.
216 (copysigndf3): Likewise.
218 2005-01-31 Steven Bosscher <stevenb@suse.de>
220 * recog.c (constrain_operands): Only look for earlyclobber operand
221 conflicts if an '&' constraint was seen.
223 2005-01-31 Marc Espie <espie@openbsd.org>
225 * config.gcc: Don't include embedded systems fragment, switches default
226 debugging format to ELF.
227 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
228 longer pick it up there.
230 2005-01-31 Dale Johannesen <dalej@apple.com>
232 * doc/extend.texi (nested functions): Fix linkage description.
233 Clarify that static is not allowed.
235 2005-01-31 Dale Johannesen <dalej@apple.com>
237 * config/rs6000/darwin.md (movsf_low_di): Make work.
238 (movdf_low_di): Make work.
240 2005-01-31 Dale Johannesen <dalej@apple.com>
242 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
243 Make work for 64 bit.
245 2005-01-31 Roger Sayle <roger@eyesopen.com>
246 Dale Johannesen <dalej@apple.com>
249 * fold-const.c (fold_binary_op_with_conditional_arg):
250 Make types match original operands, before STRIP_NOPS.
252 2005-01-31 Alan Modra <amodra@bigpond.net.au>
254 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
255 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
256 (struct gcc_sigcontext): Delete. Merge contents to..
257 (struct gcc_ucontext): ..here.
258 (get_sigcontext): Delete.
259 (get_regs): New function, like get_sigcontext but return regs ptr.
260 64-bit version finds regs from r1 to support vdso.
261 (ppc_linux_aux_vector): New function.
262 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
265 2005-01-31 Ira Rosen <irar@il.ibm.com>
267 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
269 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
270 redundant fold. Fix misalignment for MINUS_EXPR.
271 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
272 (vect_analyze_pointer_ref_access): Likewise.
273 (vect_get_memtag_and_dr): Likewise.
275 2005-01-31 Richard Henderson <rth@redhat.com>
277 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
278 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
279 absnegdf2_i387, absnegxf2_i387): Likewise.
281 2005-01-31 Richard Henderson <rth@redhat.com>
284 * optabs.c (expand_copysign_absneg): New.
285 (expand_copysign_bit): Split out from ...
286 (expand_copysign): ... here. Use expand_copysign_absneg.
288 2005-01-30 Roger Sayle <roger@eyesopen.com>
291 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
292 constant as the second operand and a register as the third.
294 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
297 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
298 that dllimport'd functions do not use all call-clobbered registers
301 2005-01-30 Richard Henderson <rth@redhat.com>
304 * optabs.c (expand_absneg_bit): Split out from expand_unop and
305 expand_abs_nojump and generalize. Use operand_subword and
306 emit_no_conflict_block. Support large modes.
307 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
309 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
310 negation to subtraction.
311 (expand_copysign): Check that the format has signed zeros.
312 Use operand_subword and emit_no_conflict_block. Support large modes.
314 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
316 Fix PR tree-optimization/19624
318 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
319 * tree-ssa-pre.c: Add cfgloop.h.
321 (pre_stats): New member, constified.
322 (inserted_exprs): New static variable.
323 (NECESSARY): New macro.
324 (create_expression_by_pieces): Fold the expression, and
325 mark it as defaulting to not necessary. Also put in
327 (fully_constant_expression): New function.
328 (insert_into_preds_of_block): Modify to not insert phis when we
329 are playing with induction variables.
330 Push phis onto the inserted_exprs vector, and mark them as not
331 necessary by default.
332 (insert_aux): Call fully_constant_expression on eprime.
333 If all edges produce the same value, mark it constant.
334 (mark_operand_necessary): New function.
335 (remove_dead_inserted_code): New function.
336 (init_pre): Init loop optimizer to get loop info.
337 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
338 (execute_pre): Commit edge inserts, then remove dead code.
340 2005-01-30 Richard Henderson <rth@redhat.com>
342 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
343 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
345 2005-01-30 Richard Henderson <rth@redhat.com>
348 * config/i386/i386.c (ix86_expand_copysign): New.
349 (ix86_split_copysign_const): New.
350 (ix86_split_copysign_var): Rename from ix86_split_copysign,
351 rearrange op1/nmask operands.
352 * config/i386/i386-protos.h: Update.
353 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
354 (copysigndf3): Likewise.
355 (copysignsf3_const, copysigndf3_const): New.
356 (copysignsf3_var): Rename from copysignsf3, split out splitter
357 and fix split predicate for X constraint.
358 (copysigndf3_var): Similarly.
360 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
362 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
363 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
364 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
366 2005-01-29 Richard Henderson <rth@redhat.com>
369 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
370 of # and * in constraints.
372 2005-01-29 Richard Henderson <rth@redhat.com>
375 * expr.c (store_field): Don't strip sub-mode cast when the input
376 data is even smaller.
378 2005-01-29 Richard Henderson <rth@redhat.com>
381 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
384 2005-01-29 Richard Henderson <rth@redhat.com>
386 * combine.c (make_field_assignment): Fix argument order
389 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
391 PR tree-optimization/15791
392 * fold-const.c (extract_array_ref): New function.
393 (fold): Fold comparisons between &a[i] and &a[j] or
394 semantically equivalent trees.
396 2005-01-29 Jeff Law <law@redhat.com>
398 * gcse.c (insert_expr_in_table): Revamp handling of available
399 and anticipatable occurrence lists to avoid unnecessary list
401 (insert_set_in_table): Similarly.
403 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
405 * c-common.c (fix_string_type): Just use c_build_qualified_type to
407 (c_build_qualified_type): Build qualified array types with
408 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
409 * c-decl.c (c_make_fname_decl): Build unqualified array type
410 before qualified type.
411 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
412 type is qualified, not just if type itself is. Don't apply
413 qualifiers to array type when declarator is processed. Apply
414 qualifiers to field type whether or not it is an array type.
415 Don't handle array types specially for applying qualifiers to
417 * c-typeck.c (composite_type): Build unqualified element type and
418 array type when forming composite of array types.
419 (common_pointer_type, comptypes, comp_target_types,
420 type_lists_compatible_p, build_indirect_ref, build_array_ref,
421 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
423 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
424 (args2) in variables a1 and a2.
426 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
428 * cse.c (n_elements_made, max_elements_made): Remove.
429 (insert): Don't touch n_elements_made.
430 (cse_main): Don't touch n_elements_made or max_elements_made.
432 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
435 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
436 configuration part of dp-bit.c to be lost.
438 2005-01-28 Roger Sayle <roger@eyesopen.com>
440 * expmed.c (expand_mult_highpart_optab): When attempting to use
441 a non-widening multiplication in a wider mode, the operands need
442 to be converted (zero or sign extended) to that mode.
444 2005-01-28 Ian Lance Taylor <ian@airs.com>
448 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
449 through if both operands fall through.
451 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
453 * cse.c (fold_rtx) <PC>: Don't optimize.
455 2005-01-28 Jeff Law <law@redhat.com>
457 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
458 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
460 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
462 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
463 cse_reg_info_used_list_end): Remove.
464 (cse_reg_info_list, cse_reg_info_list_free): New.
465 (get_cse_reg_info): When allocating an instance of
466 cse_reg_info, add it to the beginning of the cse_reg_info_list
467 list. Remove code to maintain cse_reg_info_used_list.
468 (new_basic_block): Reset the free list to the beginning of
471 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
473 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
474 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
475 (frv_expand_mdpackh_builtin): New function.
476 (frv_expand_builtin): Use it to expand __MDPACKH.
477 * doc/extend.texi (__MDPACKH): Update documentation.
479 2005-01-28 Uros Bizjak <uros@kss-loka.si>
481 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
482 SSE_FLOAT_MODE_P for use_sse computation.
484 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
487 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
489 2005-01-27 Richard Henderson <rth@redhat.com>
491 * builtins.c (expand_builtin_copysign): New.
492 (expand_builtin): Call it.
493 * genopinit.c (optabs): Add copysign_optab.
494 * optabs.c (init_optabs): Initialize it.
495 (expand_copysign): New.
496 * optabs.h (OTI_copysign, copysign_optab): New.
497 (expand_copysign): Declare.
499 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
500 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
502 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
503 (ix86_expand_fp_absneg_operator): ... here.
504 (ix86_split_copysign): New.
505 * config/i386/i386-protos.h: Update.
506 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
507 (copysignsf3, copysigndf3): New.
509 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
510 (copysignsf3, ncopysignsf3): New.
511 (copysigndf3, ncopysigndf3): New.
512 (copysignxf3, ncopysignxf3): New.
513 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
515 2005-01-27 Arend Bayer <arend.bayer@web.de>
516 Kazu Hirata <kazu@cs.umass.edu>
518 * cse.c: (find_best_addr): Don't call copy_rtx before calling
519 fold_rtx. Save cost recomputation if fold_rtx did nothing.
520 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
523 2005-01-27 Jeff Law <law@redhat.com>
525 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
526 definitions of SSA_NAMEs which are not being rewritten.
527 (rewrite_ssa_into_ssa): Only initialize the current definition
528 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
529 If checking is enabled, assert that SSA_NAME_AUX is clear for all
530 SSA_NAMEs before returning.
532 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
534 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
535 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
536 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
537 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
538 config/mips/iris6.h, config/sh/sh.c: Update copyright.
540 2005-01-27 Steven Bosscher <stevenb@suse.de>
543 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
544 higher to -O2 and higher. Likewise for tree PRE.
545 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
548 2005-01-27 Ian Lance Taylor <ian@airs.com>
551 * gimple-low.c (try_catch_may_fallthru): New static function.
552 (block_may_fallthru): Handle TRY_CATCH_EXPR.
553 * tree-inline.c (expand_call_inline): Don't warn about reaching
554 the end of a non-void function being inlined if the function uses
557 2005-01-27 Jakub Jelinek <jakub@redhat.com>
559 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
562 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
563 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
564 (implicitly_declare): Handle error_mark_node.
566 2005-01-27 Richard Henderson <rth@redhat.com>
569 * tree.h (struct tree_decl): Add debug_expr_is_from.
570 (DECL_DEBUG_EXPR_IS_FROM): New.
571 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
572 * dwarf2out.c (dwarf2out_var_location): Update to match.
573 * tree-outof-ssa.c (create_temp): Likewise.
574 * var-tracking.c (track_expr_p): Likewise.
575 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
576 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
577 * toplev.c (default_tree_printer): Likewise.
579 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
581 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
582 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
584 2005-01-27 Steven Bosscher <stevenb@suse.de>
586 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
587 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
588 ASM_CLOBBERS): Add tree checks.
590 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
591 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
592 * c-common.def (SWITCH_STMT): Update to match.
593 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
594 macros instead of SWITCH_EXPR ones.
595 * c-dump.c (c_dump_tree): Likewise.
596 * c-gimplify.c (gimplify_switch_stmt): Likewise.
597 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
599 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
601 2005-01-27 Alan Modra <amodra@bigpond.net.au>
603 * unwind-dw2.c (execute_stack_op): Add missing cases for
604 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
606 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
608 * config.gcc (Obsolete configurations): Remove 'dummy', add
609 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
612 2005-01-26 Diego Novillo <dnovillo@redhat.com>
614 PR tree-optimization/19633
615 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
617 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
618 are no call-clobbered variables.
619 * tree-outof-ssa.c (check_replaceable): Return false for calls
622 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
624 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
625 even for variables with NULL DECL_INITIAL.
627 2005-01-26 Stuart Hastings <stuart@apple.com>
629 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
631 2005-01-26 Richard Henderson <rth@redhat.com>
634 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
636 * expr.c (store_field): Strip conversions to odd-bit-sized types
637 if the destination field width matches.
639 2005-01-26 Richard Henderson <rth@redhat.com>
641 * c-decl.c, expmed.c, expr.c: Revert last change.
643 2005-01-26 Richard Henderson <rth@redhat.com>
646 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
648 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
649 if we don't need the bits above those present in the current mode.
650 * expr.c (store_field): Strip conversions to odd-bit-sized types
651 if the destination field width matches.
653 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
655 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
656 either -ffast-math or -funsafe-math-optimizations is in use.
658 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
662 * config/avr/avr.c (notice_update_cc): Only set condition code for
663 ashrqi3 if shift count > 0.
664 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
665 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
666 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
667 count <= 0 as a no-op, and shift count >= width by copying zero
668 or sign bit to all bits of the result.
669 * config/avr/avr.md (all shifts): Add alternatives for zero shift
670 count, with attribute "length" set to 0 and "cc" set to "none".
672 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
674 * doc/invoke.texi: Document -mTLS.
676 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
677 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
678 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
679 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
680 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
681 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
682 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
683 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
685 * configure.ac: Check for a TLS capable gas.
687 * configure: Regenerate.
689 2005-01-26 Richard Henderson <rth@redhat.com>
692 * combine.c (make_field_assignment): Simplify store to zero_extract
693 from a source with an overlapping mask.
695 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
697 2004-11-11 Eric Christopher <echristo@redhat.com>
699 * config/frv/frv.md: Add fr400_integer automaton. Don't
700 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
703 2005-01-26 Steven Bosscher <stevenb@suse.de>
706 * cfgbuild.c (make_edges): Do not clear or set
707 current_function_has_computed_jump.
708 * function.h (struct function): Remove the has_computed_jump field.
709 (current_function_has_computed_jump): Do not define.
710 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
711 in a computed jump. Ignore current_function_has_computed_jump.
713 2005-01-26 Richard Henderson <rth@redhat.com>
716 * expr.c (categorize_ctor_elements): New argument p_must_clear.
717 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
719 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
720 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
721 objects into static storage if they have more than one non-zero value.
722 * tree.h (categorize_ctor_elements): Update decl.
724 2005-01-26 Steven Bosscher <stevenb@suse.de>
727 * tree.h (CALL_EXPR_TAILCALL): Add comment.
728 * calls.c (check_sibcall_argument_overlap_1): Revert the change
729 to this function from 2004-07-10.
730 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
731 the current function for tail call optimizations if the address
732 of one of it its arguments is taken.
734 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
736 * cse.c (fold_rtx): Call equiv_constant only when necessary.
738 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
740 * function.c (expand_function_end): If current_function_calls_alloca,
741 emit stack restore in a place that is reached when the function falls
744 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
746 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
747 rule to avoid matching inappropriate suffix rule.
749 2005-01-26 Jan Hubicka <jh@suse.cz>
751 PR tree-optimization/19241
752 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
754 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
756 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
757 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
759 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
760 <sim*>: Always use crt1.o, regardless of N in simN.
761 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
762 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
763 (CRT_CALL_STATIC_FUNCTION): Remove.
764 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
765 use crt1.o, regardless of N in simN.
766 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
767 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
768 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
769 case isystem setting.
770 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
772 2005-01-25 Ian Lance Taylor <ian@airs.com>
774 * gimple-low.c (block_may_fallthru): Correct handling of
775 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
777 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
779 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
780 handlers to match indentation; nested under the mtune=* handler.
781 Similar for mcpu= and march=.
783 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
785 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
786 * config/mips/linux64.h (LIB_SPEC): Likewise.
787 * config/mn10300/linux.h (LIB_SPEC): Likewise.
788 * config/sh/linux.h (LIB_SPEC): Likewise.
790 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
792 * config/frv/frv.c (frv_legitimize_tls_address): New.
793 (TARGET_HAVE_TLS): Define.
794 (FRV_SYMBOL_REF_TLS_P): Define.
795 (frv_override_options): Handle new register classes.
796 (frv_legitimate_address_p): Reject tls addresses.
797 (frv_legitimize_address): Handle TLS addresses.
798 (gen_inlined_tls_plt): New.
800 (frv_legitimize_tls_address): New.
801 (unspec_got_name): Add TLS entries.
802 (got12_operand): Add R_FRV_TLSMOFF12 case.
803 (frv_emit_move): Fixup TLS addresses.
804 (frv_emit_movsi): Legitimize TLS addresses.
806 * config/frv/frv.h (MASK_BIG_TLS): New.
807 (TARGET_BIG_TLS): New.
808 (HAVE_AS_TLS): Define.
809 (TARGET_SWITCHES): Add -mTLS and -mtls options.
810 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
811 (REG_CLASS_NAMES): Same.
812 (REG_CLASS_CONTENTS): Same.
813 (CONSTRAINT_LEN): New.
814 (REG_CLASS_FROM_CONSTRAINT): New.
815 (PREDICATE_CODES): Add symbolic_operand.
817 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
818 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
819 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
820 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
821 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
822 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
823 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
824 GR9_REG, GR14_REG, LRREG.
825 (type): Add load_or_call attribute.
826 ("load_or_call"): New reservation.
827 ("call_gettlsoff"): New.
828 ("tls_indirect_call"): New.
829 ("tls_load_gottlsoff12"): New.
830 ("tlsoff_hilo"): New.
831 ("tls_tlsdesc_ldd"): New.
832 ("tls_tlsoff_ld"): New.
835 * config/frv/frv-protos.h (symbolic_operand): Protoize.
837 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
839 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
840 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
841 * config/frv/frv.c (TLS_BIAS): Define.
842 (frv_output_dwarf_dtprel): New.
844 2005-01-26 Jakub Jelinek <jakub@redhat.com>
846 PR rtl-optimization/19579
847 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
848 both A and B, see if they don't clobber registers the other expr uses.
850 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
852 * real.c (do_add): Initialize signalling and canonical members.
854 * real.c (real_from_integer): Zero out destination.
856 2005-01-18 Jan Hubicka <jh@suse.cz>
858 PR tree-optimize/19337
859 * tree-inline.c (initialize_inlined_parameters): Copy
860 saved_static_chain_decl only.
862 2005-01-25 Richard Henderson <rth@redhat.com>
866 * config/i386/i386.c (x86_inter_unit_moves): Zero.
867 (ix86_preferred_reload_class): Rewrite fp-constant section, with
868 80387 enabled, to return a proper subclass. Return the subset that
869 overlaps with GENERAL_REGS for PLUS.
870 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
872 2005-01-25 Richard Henderson <rth@redhat.com>
875 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
877 2005-01-25 Roger Sayle <roger@eyesopen.com>
879 * expmed.c (choose_multiplier): Change interface to return the
880 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
881 (expand_divmod): Update calls to choose_multiplier.
883 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
886 * expmed.c (extract_bit_field): Use adjust_address instead of
887 gen_lowpart when op0 is a MEM.
889 2005-01-24 Steven Bosscher <stevenb@suse.de>
891 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
893 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
895 * config/mips/irix-csr.c: New file.
896 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
897 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
898 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
901 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
904 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
905 sparc/elf.h, add sparc/sp-elf.h.
906 (sparc-*-rtems*): Likewise.
907 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
908 tm-dwarf2.h, add sparc/sp-elf.h.
909 (sparc86x-*-elf): Likewise.
910 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
911 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
912 TARGET_OS_CPP_BUILTINS.
913 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
914 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
916 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
917 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
918 (SWITCH_TAKES_ARG): Likewise.
919 (LOCAL_LABEL_PREFIX): Likewise.
920 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
921 (TARGET_N_FORMAT_TYPES): Delete.
922 (TARGET_FORMAT_TYPES): Likewise.
923 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
924 * config/sparc/elf.h: Delete.
925 * config/sparc/sp-elf.h: New file.
927 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
929 * tree-flow-inline.h (phi_arg_from_edge): Remove.
930 * tree-flow.h: Remove the corresponding prototype.
931 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
932 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
934 2005-01-24 Jakub Jelinek <jakub@redhat.com>
937 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
938 for AIX ABI or ELF -fPIC.
939 (rs6000_emit_load_toc_table): Don't create toc_section here.
940 (rs6000_xcoff_file_start): Nor here.
942 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
944 * sh.c (ra.h): Don't #include.
945 (hard_regs_intersect_p): New function, resurrected from ra.c.
947 * sh.c: Fix 1996 Copyright.
949 2005-01-24 Richard Henderson <rth@redhat.com>
950 Aldy Hernandez <aldyh@redhat.com>
952 * regrename.c (note_sets): Handle subregs.
954 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
957 * genconditions.c (write_header, write_conditions): Elide file if
960 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
962 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
963 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
966 2005-01-24 Jakub Jelinek <jakub@redhat.com>
968 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
969 expand_builtin_printf, expand_builtin_fprintf,
970 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
971 checking against POINTER_TYPE.
972 (validate_arglist): Handle POINTER_TYPE code by checking
975 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
977 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
979 (for_each_rtx): Call for_each_rtx_1.
980 * rtl.h (init_rtlanal): Declare.
981 * toplev.c (backend_init): Call init_rtlanal.
983 2005-01-24 Jakub Jelinek <jakub@redhat.com>
985 * flow.c (propagate_one_insn): Formatting.
988 * flow.c (libcall_dead_p): Be more conservative if unsure.
989 If there are any instructions between insn and call, see if they are
990 all dead before saying the libcall is dead.
992 2005-01-24 Uros Bizjak <uros@kss-loka.si>
994 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
995 operand constraint for operand 0.
997 2005-01-23 Richard Henderson <rth@redhat.com>
1000 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1001 edges leading to join block.
1003 2005-01-23 Roger Sayle <roger@eyesopen.com>
1005 * expmed.c (expand_mult_highpart): Make static. Change type of
1006 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1007 (expand_divmod): Updates calls to expand_mult_highpart by using
1008 gen_int_mode to pass a CONST_INT rtx.
1009 * rtl.h (expand_mult_highpart): Remove prototype.
1011 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1013 * flow.c (regset_bytes, regset_size): Remove.
1015 * cfganal.c: Fix a reference to Harvey's paper.
1017 2005-01-23 Steven Bosscher <stevenb@suse.de>
1019 PR rtl-optimization/19464
1020 * tree-optimize.c (init_tree_optimization_passes): Add one more
1021 copyrename pass just before out-of-ssa.
1023 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1026 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1027 * ggc-none.c (ggc_free): Define.
1029 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1031 * cse.c (max_reg, max_insn_uid): Remove.
1032 (cse_main): Don't access max_reg or max_insn_uid.
1034 * c-common.c (explicit_flag_signed_bitfields,
1035 lang_statement_code_p, lang_expand_function_end): Remove.
1036 * c-common.h: Remove the corresponding declarations.
1037 * c-opts.c (c_common_handle_option): Remove all write access
1038 to explicit_flag_signed_bitfields.
1040 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1041 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1042 * cgraph.h: Remove the corresponding declaration.
1044 * gcse.c (null_pointer_info): Remove.
1046 2005-01-23 Roger Sayle <roger@eyesopen.com>
1047 Eric Botcazou <ebotcazou@libertysurf.fr>
1049 * combine.c (simplify_logical): Only simplify logical expressions
1050 of the form ior(and(x,y),z) by the inverse distributive law if the
1051 result is cheaper than the original.
1053 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1055 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1056 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1057 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1058 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1059 config/freebsd-spec.h, config/arm/arm.h,
1060 config/h8300/h8300.md, config/i386/i386.md,
1061 config/i386/predicates.md, config/i386/sse.md,
1062 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1063 config/vax/vax.md: Fix comment typos. Follow spelling
1066 2005-01-23 Steven Bosscher <stevenb@suse.de>
1068 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1069 tests, instead of `less than'.
1071 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1073 * function.c (assign_parm_setup_block): When creating a new stack slot
1074 for a parameter, get its alignment from the parameter's DECL_ALIGN
1075 rather than the type's TYPE_ALIGN. Make sure that the parameter
1076 is at least word aligned.
1078 2005-01-22 Roger Sayle <roger@eyesopen.com>
1081 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1083 2005-01-22 Richard Henderson <rth@redhat.com>
1086 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1087 in both compare operands.
1088 (movdfcc_1_sse_max): Likewise.
1089 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1090 (movdfcc_1_sse): Likewise.
1091 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1092 scratch register as needed.
1094 2005-01-22 Richard Henderson <rth@redhat.com>
1096 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1098 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1100 2005-01-22 Richard Henderson <rth@redhat.com>
1102 * genopinit.c (optabs): Use smin/smax for floating point too.
1103 * doc/md.texi: Update to match. Clarify that floating point
1104 results are undefined for +0/-0 and NaN.
1105 * doc/rtl.texi: Likewise.
1106 * rtl.def (SMIN, SMAX): Likewise
1107 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1109 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1110 leading 's' to the name.
1111 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1112 smaxxf3, sminxf3): Likewise.
1113 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1116 2005-01-22 Paul Brook <paul@codesourcery.com>
1118 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1120 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1122 * config/s390/s390.c (struct processor_costs): New fields
1123 dlgr, dlr, dr, dsgfr, dsgr.
1124 (z900_cost, z990_cost): Values for new fields.
1125 (s390_rtx_costs): New cases MEM und COMPARE in switch
1126 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1127 DIV, MOD, UDIV, UMOD.
1129 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1131 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1132 into the register being decremented.
1133 ("doloop_si31", "doloop_di"): Likewise.
1134 ("*doloop_si_long"): Adapt pattern.
1136 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1138 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1140 (CLASS_MAX_NREGS): Likewise.
1142 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1144 * doc/tree-ssa.texi (Statement Operands): Add example for new
1145 must-def macro. Note deprecation of old operands interface.
1147 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1149 PR tree-optimization/19484
1150 * tree-cfg.c (remove_fallthru_edge): New function.
1151 (cleanup_control_flow): Remove fallthru edges from calls that are
1152 now known not to return.
1154 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1156 Fix PR tree-optimization/19038
1157 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1158 copies with loop variant ones.
1160 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1162 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1163 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1164 config/alpha/alpha.md, config/alpha/predicates.md,
1165 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1166 config/sparc/sol2.h: Update copyright.
1168 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1169 first label to see if it is a nonlocal label.
1171 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1172 Andrew Pinski <pinskia@physics.uc.edu>
1175 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1176 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1178 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1180 * config/rs6000/rtems.h: Update copyright.
1182 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1185 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1186 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1187 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1189 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1192 * c-typeck.c (convert_arguments): Check for error_mark_node.
1194 2005-01-21 Ian Lance Taylor <ian@airs.com>
1196 PR tree-optimization/13000
1197 * tree-inline.c: Include "tree-flow.h".
1198 (expand_call_inline): If warn_return_type, warn if non-void inline
1199 function falls through.
1200 * tree-cfg.c (execute_warn_function_return): Don't warn about
1201 control reaching end if TREE_NO_WARNING is set. Set
1203 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1205 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1206 branch if we don't need one.
1207 * c-typeck.c: Include "tree-flow.h"
1208 (c_finish_bc_stmt): Don't add a goto if the current statement
1209 list doesn't fall through to the current point.
1211 2005-01-21 Roger Sayle <roger@eyesopen.com>
1213 PR rtl-optimization/576
1214 * real.c (real_arithmetic): Change return type from void to bool
1215 to return an indication that the result may be inexact.
1216 * real.h (real_arithmeric): Update prototype.
1217 * fold-const.c (const_binop): Don't constant fold floating
1218 point expressions when the user specifies -frounding-math and
1219 the result may depend upon the run-time rounding mode.
1220 (fold_convert_const_real_from_real): Clean-up.
1221 (fold_initializer): Ignore flag_rounding_math for initializers.
1222 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1223 constant fold FP operations with flag_rounding_math if the
1224 result may depend upon the run-time rounding mode.
1226 2005-01-21 Tom Tromey <tromey@redhat.com>
1228 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1230 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1232 * tree-cfg.c: Fix comment typos.
1234 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1236 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1237 around the call to rest_of_handle_branch_target_load_optimize.
1239 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1241 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1242 (sparc64-*-openbsd*): Likewise.
1243 (sparclite-*-elf*): Include tm-dwarf2.h.
1244 (sparc86x-*-elf*): Likewise.
1245 (sparc64-*-elf*): Likewise.
1246 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1247 (DBX_DEBUGGING_INFO): Likewise.
1248 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1249 (PREFERRED_DEBUGGING_TYPE): Likewise.
1250 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1251 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1252 (PREFERRED_DEBUGGING_TYPE): Likewise.
1253 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1254 (PREFERRED_DEBUGGING_TYPE): Likewise.
1255 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1257 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1260 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1262 2005-01-20 Paul Brook <paul@codesourcery.com>
1264 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1266 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1268 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1269 label is first in a sequence of labels.
1271 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1273 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1274 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1276 * doc/sourcebuild.texi (Test Directives): New.
1278 2005-01-20 Roger Sayle <roger@eyesopen.com>
1280 * real.c (real_floor): Don't leave the result uninitialized when
1281 mode is VOIDMode, but return the unrounded intermediate value.
1282 (real_ceil): Likewise.
1284 2005-01-20 Paul Brook <paul@codesourcery.com>
1286 * config/arm/arm.md (insv): Use gen_int_mode.
1288 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1290 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1291 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1292 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1293 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1294 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1296 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1299 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1300 fbreg, so we have to assume we can't.
1301 (loc_descriptor_from_tree_1): Ditto.
1302 (containing_function_has_frame_base): New function.
1303 (add_location_or_const_value_attribute): Use it.
1304 Also try to generate a frame_base from a single element location
1307 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1309 PR tree-optimization/15349
1310 * timevar.def (TV_TREE_MERGE_PHI): New.
1311 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1313 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1314 calls to tree_forwarder_block_p.
1315 (remove_forwarder_block_with_phi, merge_phi_nodes,
1316 gate_merge_phi, pass_merge_phi): New.
1317 * tree-optimize.c (init_tree_optimization_passes): Add
1319 * tree-pass.h: Add an extern for pass_merge_phi;
1321 2005-01-20 Richard Henderson <rth@redhat.com>
1324 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1325 (_mm_castps_pd, _mm_castps_si128): New.
1326 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1328 2005-01-20 Richard Henderson <rth@redhat.com>
1331 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1332 __builtin_ia32_vec_init_v2si.
1333 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1334 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1335 (ix86_init_mmx_sse_builtins): Create it.
1336 (ix86_expand_builtin): Expand it.
1337 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1338 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1339 (vec_extractv2si_0, vec_extractv2si_1): New.
1341 2005-01-20 Richard Henderson <rth@redhat.com>
1344 * config/i386/i386.c (ix86_expand_push): New.
1345 * config/i386/mmx.md (push<MMXMODE>1): New.
1346 * config/i386/sse.md (push<SSEMODE>1): New.
1347 * config/i386/i386-protos.h: Update.
1349 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1351 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1354 2005-01-20 Richard Henderson <rth@redhat.com>
1356 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1357 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1359 2005-01-19 Richard Henderson <rth@redhat.com>
1362 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1363 to V4SFmode in SSE1 fallback load path.
1365 2005-01-19 Richard Henderson <rth@redhat.com>
1367 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1368 in QImode expansion to ix86_expand_vector_set.
1369 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1371 2005-01-19 Richard Henderson <rth@redhat.com>
1374 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1375 subclass of the input class.
1376 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1377 Always true for cross-SSE1 classes. Rationalize conditionals.
1378 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1379 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1380 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1381 (movdi_2): Add MMX/SSE zeros.
1382 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1383 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1384 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1385 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1386 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1387 (zero_extendsidi2_rex64_1): Remove.
1388 (MOV0 peephole): Check GENERAL_REG_P.
1390 2005-01-19 Richard Henderson <rth@redhat.com>
1393 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1395 (ix86_expand_vector_extract): Likewise.
1397 2005-01-19 Richard Henderson <rth@redhat.com>
1400 * expr.c (emit_move_change_mode): New argument force; use
1401 simplify_gen_subreg if true.
1402 (emit_move_via_alt_mode): Merge into ...
1403 (emit_move_via_integer): ... here.
1404 (emit_move_ccmode): Use emit_move_change_mode directly.
1406 2005-01-19 Richard Henderson <rth@redhat.com>
1409 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1410 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1411 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1413 (alpha_emit_set_const): Likewise. Make static.
1414 (alpha_emit_set_long_const): Make static.
1415 (alpha_extract_integer): Split out from alpha_expand_mov.
1416 (alpha_split_const_mov): Likewise.
1417 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1418 (alpha_legitimate_constant_p): New.
1419 * config/alpha/alpha-protos.h: Update.
1420 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1421 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1422 * config/alpha/alpha.md (movsi): Add n alternative.
1423 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1424 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1425 (splitters for all of the above): Use alpha_split_const_mov.
1426 * config/alpha/predicates.md (non_add_const_operand): New.
1427 (non_zero_const_operand): New.
1428 (input_operand): Use alpha_legitimate_constant_p after reload.
1430 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1432 PR tree-optimization/19038
1433 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1434 (add_candidate): Add ivs with increment in latch only if
1435 allow_ip_end_pos_p is true.
1436 (determine_iv_cost): Use empty_block_p.
1438 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1440 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1441 (compute_dominance_frontiers): Ditto.
1443 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1446 * config/sh/t-rtems: New.
1447 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1449 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1451 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1452 the offset of the selected field.
1454 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1456 * tree-cfg.c (remove_forwarder_block): Fix the check to
1457 prevent a nonlocal label from appearing in the middle of a
1460 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1462 PR rtl-optimization/19462
1463 * reorg.c (find_end_label): Create return insn only if
1464 current_function_epilogue_delay_list is empty.
1466 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1468 * doc/passes.texi: Remove paragraph mentioning new-ra.
1470 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1472 PR rtl-optimization/15139
1473 * combine.c: Include params.h.
1474 (count_rtxs): New function.
1475 (record_value_for_reg): If replace_rtx would replace at least
1476 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1477 (clobber (const_int 0)) instead of TEM.
1478 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1479 * params.h (MAX_LAST_VALUE_RTL): New.
1480 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1481 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1484 * c-typeck.c (digest_init): Only call build_vector if all constructor
1485 elements are *_CST nodes.
1486 * gimplify.c (gimplify_init_constructor): Likewise.
1489 * c-typeck.c (digest_init): Only call build_vector if inside_init
1492 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1494 * toplev.c (init_asm_output): Remove dead #ifdef.
1496 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1498 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1500 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1502 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1503 accessing DECL_FUNCTION_CODE.
1504 * dojump.c (do_jump): Likewise.
1505 * gimplify.c (gimplify_call_expr): Likewise.
1506 * predict.c (expr_expected_value): Likewise.
1507 (strip_builtin_expect): Likewise.
1508 * tree-inline.c (estimate_num_insns_1): Likewise.
1509 * tree-ssa-loop-im.c (stmt_cost): Likewise
1510 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1511 (tree_expr_nonnegative_p): Likewise.
1513 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1515 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1516 variant of the load_pcrel_sym pattern.
1517 * config/sparc/sparc.md (P macro): Move to the top.
1518 (load_pcrel_sym): Macroize using P.
1519 (save_register_window): Likewise.
1521 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1523 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1526 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1529 * c-typeck.c (build_asm_expr): Strip nops off
1530 input memory operands.
1532 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1534 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1535 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1536 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1537 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1539 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1542 * config/i386/i386.c (override_options): If the 80387 is disabled,
1543 then do not return FP values using FP registers.
1545 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1547 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1548 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1549 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1550 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1551 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1552 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1553 output.h, postreload-gcse.c, postreload.c, recog.c,
1554 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1555 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1556 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1557 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1558 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1559 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1560 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1561 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1563 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1564 config/alpha/alpha.c, config/arm/vfp.md,
1565 config/i386/emmintrin.h, config/i386/i386-modes.def,
1566 config/i386/i386-protos.h, config/i386/i386.h,
1567 config/i386/pmmintrin.h, config/i386/ppro.md,
1568 config/i386/predicates.md, config/i386/xmmintrin.h,
1569 config/i860/i860.c, config/ia64/ia64-modes.def,
1570 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1571 config/ia64/ia64.md, config/ia64/itanium1.md,
1572 config/ia64/itanium2.md, config/ia64/predicates.md,
1573 config/iq2000/iq2000.h, config/mips/linux64.h,
1574 config/rs6000/aix41.h, config/rs6000/aix43.h,
1575 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1576 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1577 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1578 config/sparc/linux64.h, config/sparc/litecoff.h,
1579 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1580 config/sparc/sparc.h, config/sparc/sparc.md,
1581 config/sparc/sysv4-only.h: Update copyright.
1583 2005-01-18 Richard Henderson <rth@redhat.com>
1586 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1588 2005-01-18 Marc Espie <espie@openbsd.org>
1589 * config/i386/openbsdelf.h: Typo.
1591 2005-01-18 Richard Henderson <rth@redhat.com>
1593 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1594 special case for sse.
1595 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1597 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1599 * tree-inline.c (estimate_num_insns_1): Added cases for
1600 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1602 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1604 PR rtl-optimization/19296
1605 * combine.c (simplify_comparison): Rewrite the condition under
1606 which a non-paradoxical SUBREG of a PLUS can be lifted when
1607 compared against a constant.
1609 2005-01-18 Andi Kleen <ak@muc.de>
1611 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1612 * c.opt (-Wpointer-sign): Add.
1613 * doc/invoke.texi: (-Wpointer-sign): Add.
1615 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1617 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1618 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1619 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1620 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1621 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1622 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1623 for TARGET_MIX_SSE_I387.
1624 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1625 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1626 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1627 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1628 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1629 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1630 TARGET_MIX_SSE_I387.
1631 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1634 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1637 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1638 Add movaps alternative for xmm reg->reg move.
1640 2005-01-17 Jeff Law <law@redhat.com>
1642 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1643 at the end of the main DOM loop rather than just before DOM exits.
1645 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1647 PR tree-optimization/19121
1648 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1649 adding aliases to a name tag, also add them to the pointer's
1651 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1652 sensitive alias info at all. Only check that the two pointers
1653 have compatible pointed-to sets.
1654 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1655 a pointer's type tag is a superset of the alias set of the
1658 2005-01-17 James E Wilson <wilson@specifixinc.com>
1661 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1662 comment to document why.
1664 2005-01-17 Richard Henderson <rth@redhat.com>
1666 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1667 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1668 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1669 sse2_vmsminv2df3_finite): New.
1670 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1671 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1672 Force op1 into register.
1674 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1676 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1677 bubblestrap from always rebuilding build directory.
1679 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1681 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1682 ("*cmpmem_short"): Likewise.
1684 2005-01-17 Steven Bosscher <stevenb@suse.de>
1686 * basic-block.h: Document BB_* flags.
1687 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1688 use an sbitmap instead.
1689 * sched-rgn.c (compute_trg_info): Likewise.
1691 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1693 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1694 redundant target_cpu_default and extra_parts lines. Use the default
1696 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1697 (SUBTARGET_EXTRA_SPECS): Delete.
1698 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1699 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1700 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1701 and "n32" for -mabi=n32.
1703 2005-01-17 Ian Lance Taylor <ian@airs.com>
1706 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1707 fold constant variables into initial values.
1709 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1711 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1713 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1714 through the statements backward.
1716 2005-01-17 Ian Lance Taylor <ian@airs.com>
1718 PR middle-end/13127:
1719 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1720 a variable set to the return value of the inlined function.
1722 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1724 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1725 when modes are tieable.
1727 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1729 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1730 of pthread_create to find out if threads are enabled.
1731 * gthr-posix95.h (__gthread_active_p): Likewise.
1733 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1735 * common.opt (-fnew-ra): Remove.
1737 * toplev.h (flag_new_regalloc): Remove.
1738 * Makefile.in (ra*.*): Don't mention.
1739 * passes.c (rest_of_handle_new_regalloc): Remove.
1740 (rest_of_handle_combine, rest_of_compilation): Always consider
1741 flag_new_regalloc as false.
1742 * doc/invoke.texi: Don't document -fnew-ra.
1744 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1746 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1747 last parameter to reg_scan.
1748 * loop.c (loop_optimize): Likewise.
1749 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1750 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1751 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1752 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1753 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1754 * regclass.c (reg_scan): Likewise, for the declaration.
1755 * rtl.h (reg_scan): Likewise, for the prototype.
1757 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1759 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1760 mark_dfs_back_edges.
1762 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1764 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1765 (compute_avail): Uses don't go in tmp_gen.
1767 2005-01-16 Steven Bosscher <stevenb@suse.de>
1769 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1770 loop to look for a free slot in a page entry.
1772 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1775 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1776 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1777 just before targetm.asm_out.file_end.
1778 * tree.h (process_pending_assemble_output_defs): Declare.
1779 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1781 (assemble_alias): Defer generation of assembly code for defines when
1782 TARGET_DEFERRED_OUTPUT_DEFS is true.
1783 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1784 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1785 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1787 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1790 * pa.c (pa_scalar_mode_supported_p): New function.
1791 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1792 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1794 * pa-protos.h (prefetch_operand): Delete.
1795 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1796 * pa.c (prefetch_operand): Delete.
1797 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1798 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1799 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1800 and prefetch_nocc_operand.
1801 * pa.md (prefetch): Rework to avoid reload problems handling short
1802 displacements when a cache control completer needs to be provided.
1803 (prefetch_32, prefetch_64): Delete.
1804 (prefetch_cc, prefetch_nocc): New patterns.
1806 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1808 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1810 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1813 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1814 exceeds maximum alignment for global common data.
1815 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1816 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1818 2004-01-15 Roger Sayle <roger@eyesopen.com>
1820 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1822 2004-01-15 Roger Sayle <roger@eyesopen.com>
1824 * harg-reg-set.h (reg_class_names): Prototype global array.
1825 * regclass.c (reg_class_names): Declare here and initialize to
1827 (dump_regclass): Remove local declaration of reg_class_names.
1828 (regclass): Likewise.
1829 * cfg.c (dump_flow_info): Likewise.
1830 * ra-debug.c (reg_class_names): Likewise.
1831 * regrename.c (reg_class_names): Likewise.
1832 * reload.c (reg_class_names): Likewise.
1833 * reload1.c (spill_failure): Likewise.
1834 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1836 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1838 * config/s390/s390.md ("reload_outti"): Remove predicate for
1839 output operand. Abort if operand is not a MEM.
1840 ("reload_outdi", "reload_outdf"): Likewise.
1842 2005-01-15 Marc Espie <espie@openbsd.org>
1844 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1845 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1846 * config/openbsd.h: Fix C++ includes for native configurations.
1847 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1848 Add trampoline support.
1849 * config/i386/openbsdelf.h: New.
1851 2005-01-15 Marc Espie <espie@openbsd.org>
1853 * collect2.c (main): Explicitly parse -dynamic-linker option.
1855 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1857 PR tree-optimization/19060
1858 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1859 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1860 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1861 and handle extract_range_from_cond returning false.
1862 * fold-const.c (fold): Optimize comparisons with min/max even for
1863 width > HOST_BITS_PER_WIDE_INT.
1865 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1867 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1868 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1869 Remove little endian multilib variants.
1870 Add mips32 multilib variant.
1872 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1874 * explow.c (copy_all_reg, stabilize): Remove.
1875 * expr.h: Remove the corresponding prototypes.
1877 * rtlanal.c (regs_set_between_p): Remove.
1878 * rtl.h: Remove the corresponding prototype.
1880 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1882 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1883 to rs6000_nonimmediate_operand.
1884 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1885 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1886 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1887 rs6000_nonimmediate_operand.
1888 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1889 rs6000_nonimmediate_operand.
1891 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1893 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1895 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1897 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1899 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1900 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1902 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1903 (rs6k_nonimmediate_operand): New.
1904 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1906 (legitimate_lo_sum_address_p): Same.
1907 (rs6000_legitimize_address): Same.
1908 (rs6000_legitimize_reload_address): Same.
1909 (rs6000_legitimate_address): Same.
1910 (spe_build_register_parallel): Pass DF and DC modes in a DI
1913 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1914 to rs6k_nonimmediate_operand.
1916 * config/rs6000/spe.md ("*frob_df_di"): New.
1917 ("*frob_di_df"): New.
1918 ("*frob_di_df_2"): New.
1919 ("*mov_sidf_e500_subreg0"): New.
1920 ("*mov_sidf_e500_subreg4"): New.
1921 ("*movdf_e500_double"): Change predicate to
1922 rs6k_nonimmediate_operand.
1924 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1926 * postreload.c (move2add_note_store): Only call
1927 trunc_int_for_mode on scalar integers.
1929 2005-01-14 Steven Bosscher <stevenb@suse.de>
1931 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1932 replace BB_VISITED uses.
1933 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1934 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1935 (tree_dce_done): Free visited_control_parents.
1936 (perform_tree_ssa_dce): Allocate and clear it.
1937 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1938 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1939 instead of BB_VISITED.
1941 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1943 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1944 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1945 Remove unused prototypes.
1947 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1949 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1950 64-bit register usage.
1951 (spe_func_has_64bit_regs_p): Add FIXME note.
1953 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1955 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1956 flag_finite_math_only with flag_unsafe_math_optimizations.
1958 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1960 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1962 (__tpf_eh_return): Copy TPF private stack area from the module
1963 boundary stack frame. Add check for when module addresses are
1964 equal, but no stub address is found.
1966 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1969 * arm.h (struct machine_function): Add call_via field.
1970 (thumb_call_via_label): Declare.
1971 * arm.c (thumb_call_via_label): New variable.
1972 (thumb_call_reg_needed): New variable.
1973 (arm_output_function_epilogue): For Thumb code, output any per-function
1974 call-indirect trampolines.
1975 (thumb_call_via_reg): New function.
1976 (arm_file_end): New function.
1977 (TARGET_ASM_FILE_END): Call arm_file_end.
1978 (aof_file_end): Likewise.
1979 * arm-protos.h (thumb_call_via_reg): Declare.
1980 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1981 thumb_call_via_reg in normal case.
1983 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1986 PR rtl-optimization/19348
1987 * recog.c (peephole2_optimize): Do global life update if some peephole
1988 decides it doesn't need at least one of its inputs and that change
1989 influences liveness at the start of the basic block.
1991 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1992 arguments instead of 1.
1994 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1997 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1998 zero for nested functions needing a static chain or functions
1999 with a non-constant address.
2001 2005-01-13 Roger Sayle <roger@eyesopen.com>
2003 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2004 (and (sign_extend X) C) into (zero_extend (and X C)).
2006 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2008 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2010 2005-01-13 Richard Henderson <rth@redhat.com>
2015 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2016 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2017 not just TARGET_SSE.
2018 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2019 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2020 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2021 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2022 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2023 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2024 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2025 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2026 (movdicc_c_rex64): Rename with '*'.
2027 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2028 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2029 (movsfcc_1_387): Rename from movsfcc_1.
2030 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2031 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2032 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2033 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2034 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2035 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2036 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2037 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2038 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2039 sse_movdfcc_const0_4): Remove.
2040 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2041 recognize min/max early. Update for changed sse cmove patterns.
2042 (ix86_split_sse_movcc): New.
2043 * config/i386/i386-protos.h: Update.
2045 2005-01-13 Steven Bosscher <stevenb@suse.de>
2047 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2048 (fix_stmt_v_may_defs): Likewise.
2050 2005-01-13 Richard Henderson <rth@redhat.com>
2052 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2053 for converting the mask.
2055 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2057 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2060 2005-01-13 Richard Henderson <rth@redhat.com>
2062 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2063 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2064 IX86_BUILTIN_MOVDQ2Q): Remove.
2065 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2066 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2067 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2069 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2070 (sse2_pextrw): Fix immediate constraint.
2071 (sse2_loadq, sse2_loadq_rex64): Remove.
2072 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2073 Use __builtin_ia32_vec_ext_<size>.
2074 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2076 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2078 * function.c (assign_parm_setup_block): Look inside original
2079 entry_parm when inspecting PARALLEL.
2081 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2082 Joel Sherrill <joel@oarcorp.com>
2085 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2086 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2087 rtems_gxx_recursive_mutex_init.
2088 (__gthread_recursive_mutex_lock): New function.
2089 (__gthread_recursive_mutex_trylock): Likewise.
2090 (__gthread_recursive_mutex_unlock): Likewise.
2092 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2094 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2096 2005-01-13 Jan Beulich <jbeulich@novell.com>
2098 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2099 (ashrti3_internal): Indicate output is early clobber. Generate result
2100 into output rather than first input. Use move for low word of output
2101 if shift count is exactly 64.
2102 (lshrti3_internal): Likewise.
2104 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2108 * reload1.c (delete_output_reload): Don't delete an output reload
2109 if the pseudo lives longer than a single basic block. Adjust and
2110 improve wording of comment.
2112 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2115 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2116 of TYPE_SIZE where we mean the number of bytes.
2118 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2120 * function.c (assign_parm_setup_block): Relax condition on
2121 multi-register optimization.
2123 2005-01-12 Nick Clifton <nickc@redhat.com>
2125 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2126 an "in_delay_slot" attribute of "no" to prevent them being used in
2127 delay slots. This is forbidden because they might generate
2130 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2133 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2136 2005-01-12 Nick Clifton <nickc@redhat.com>
2138 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2139 passed on to GAS) but do not define, as GAS no longer supports or
2140 needs the -m2000 option.
2142 2005-01-11 Roger Sayle <roger@eyesopen.com>
2144 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2145 type as args of unprototyped builtins aren't automatically promoted.
2146 (fold_builtin_abs): Likewise.
2148 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2150 * Makefile.in: Set a `build-warn' variable.
2152 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2154 PR tree-optimization/17949
2155 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2156 (find_interesting_uses_address): Use it.
2158 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2160 * regrename.c (kill_value): Handle subreg's that won't simplify.
2162 2005-01-11 Richard Henderson <rth@redhat.com>
2165 * config/i386/i386.h (enum ix86_builtins): Move ...
2166 * config/i386/i386.c: ... here.
2167 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2168 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2169 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2170 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2171 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2172 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2173 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2174 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2175 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2176 IX86_BUILTIN_LOADDDUP): Remove.
2177 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2178 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2179 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2180 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2181 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2182 (ix86_init_builtins): Make static.
2183 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2184 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2185 if all the modes match. Otherwise, fake it.
2186 (get_element_number, ix86_expand_vec_init_builtin,
2187 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2188 (ix86_expand_builtin): Make static. Update for changed builtins.
2189 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2190 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2191 (ix86_expand_vector_init_duplicate): New.
2192 (ix86_expand_vector_init_low_nonzero): New.
2193 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2194 Split out from ix86_expand_vector_init; handle integer modes.
2195 (ix86_expand_vector_init): Use them.
2196 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2197 * config/i386/i386-protos.h: Update.
2198 * config/i386/predicates.md (reg_or_0_operand): New.
2199 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2200 (movv2sf_internal): Likewise. And a splitter to match them all.
2201 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2202 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2203 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2204 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2205 (mmx_pinsrw): Fix operand ordering.
2206 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2207 rather than sse_loadss expander.
2208 (movv2df splitter): Similarly.
2209 (sse_loadss, sse_loadlss): Remove.
2210 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2211 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2212 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2213 (sse3_movddup): Rename with '*'.
2214 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2215 (sse2_loadsd): Remove.
2216 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2217 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2218 (sse2_pinsrw): Fix argument ordering.
2219 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2220 (sse2_stored): Remove 'r' destination.
2221 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2222 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2223 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2224 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2225 vec_extractv16qi, vec_initv16qi): New.
2227 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2228 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2229 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2231 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2232 (_mm_load_si128, _mm_store_si128): Likewise.
2233 (_mm_load1_pd): Use _mm_set1_pd.
2234 (_mm_load_sd): Use _mm_set_sd.
2235 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2236 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2237 (_mm_set_epi64): Use _mm_set_epi64x.
2238 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2239 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2240 _mm_setr_epi8): Use _mm_set_foo form.
2241 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2242 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2243 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2244 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2245 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2246 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2247 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2248 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2249 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2250 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2251 (_mm_movedup_pd): Use _mm_shuffle_pd.
2252 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2253 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2254 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2255 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2257 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2258 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2259 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2260 (_mm_store_ps): Use raw dereference.
2261 (_mm_store1_ps): Use _mm_storeu_ps.
2262 (_mm_storer_ps): Use _mm_store_ps.
2263 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2264 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2266 2005-01-11 Stan Shebs <shebs@apple.com>
2268 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2269 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2271 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2274 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2275 Skip all DECLs except for FIELD_DECLs.
2277 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2279 * config/s390/s390.c (override_options): Return error if
2280 -mbackchain, -mpacked-stack and -mhard-float are used together.
2281 (s390_va_start): Remove the backchain && packed-stack special case.
2282 (s390_gimplify_va_arg): Likewise.
2283 * doc/invoke.texi: Remove the ABI incompatibility note.
2285 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2287 * config/s390/s390.c (struct s390_frame_layout): Remove
2289 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2290 save_backchain_p with TARGET_BACKCHAIN.
2292 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2295 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2296 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2297 * function.c (locate_and_pad_parm): Set new field.
2298 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2299 Tweak where_pad test to include "none". Always set mem align for
2301 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2302 not sufficient for type.
2303 (assign_parm_setup_block): If stack_parm is zero on entry, always
2304 make a new stack local. Block move old stack parm if necessary
2305 to new aligned stack local.
2306 (assign_parm_setup_stack): Use a block move to handle
2307 potentially misaligned entry_parm.
2308 (assign_parms_unsplit_complex): Specify required alignment when
2309 creating stack local.
2310 * calls.c (compute_argument_addresses): Override alignment of stack
2311 arg calculated from its type with the alignment given by
2312 FUNCTION_ARG_BOUNDARY.
2313 (store_one_arg): Likewise.
2315 2005-01-11 Jan Beulich <jbeulich@novell.com>
2317 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2318 Change respective itanium_class attribute to ialu.
2319 (shladdp4_internal): New.
2320 * config/ia64/predicates.md (shladd_log2_operand): New.
2322 2005-01-11 Richard Henderson <rth@redhat.com>
2324 * expr.c (store_constructor): Use rtvec_alloc instead of
2325 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2327 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2329 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2331 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2333 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2334 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2335 (TARGET_RWRELOC): Define.
2336 (ia64_rwreloc_section_type_flags): Delete.
2337 (ia64_section_type_flags): New function.
2338 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2339 (TARGET_RWRELOC): Define.
2341 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2344 * config/ia64/ia64.c (process_set): For alloc insn, only call
2345 process_epilogue is !frame_pointer_needed.
2347 2005-01-10 Roger Sayle <roger@eyesopen.com>
2350 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2351 unary operator and can't be treated as a binary/comparison operator.
2353 2005-01-10 Richard Henderson <rth@redhat.com>
2355 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2356 (ix86_return_in_memory): Likewise.
2357 (function_arg_advance): Likewise. Mirror structure in function_arg
2358 for choosing register to advance.
2360 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2362 * tree-vectorizer.c, tree.def: Fix comment typos.
2364 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2366 * config/s390/s390.c (struct processor_costs): 4 new fields:
2367 ddbr, ddr, debr, der.
2368 (s390_rtx_costs): More precise handling of divide instructions.
2370 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2372 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2374 2005-01-10 Jan Beulich <jbeulich@novell.com>
2376 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2377 names resulting from -ffunction-sections/-fdata-sections and linkonce
2379 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2380 based on the section name. Rearrange the section name comparison logic
2381 slightly so that each section name is compared against at most once.
2383 2005-01-10 Ben Elliston <bje@au.ibm.com>
2385 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2386 targets for which -fPIC reduces limitations on the GOT size.
2388 2005-01-09 Falk Hueffner <falk@debian.org>
2390 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2393 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2396 * collect2.c (main): Set aixrtl_flag for -brtl option.
2397 (resolve_lib_name): Search for .so file extension before .a
2400 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2402 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2403 (vect_analyze_data_refs_alignment): Add dump prints.
2405 2005-01-09 Ira Rosen <irar@il.ibm.com>
2407 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2408 expr_invariant_in_loop_p.
2409 Initialize outputs first thing in the function.
2410 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2411 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2412 (vect_analyze_pointer_ref_access): Check that the initial condition of
2413 the access function is loop invariant.
2415 2005-01-09 Richard Henderson <rth@redhat.com>
2417 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2418 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2419 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2420 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2421 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2422 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2423 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2424 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2425 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2426 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2427 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2428 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2429 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2430 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2431 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2432 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2433 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2434 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2435 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2436 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2437 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2438 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2439 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2441 (mmx_clrdi, pavgusb): Remove.
2442 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2443 with leading sse_ prefix.
2444 * config/i386/sse.md: Receive them.
2445 * config/i386/mmx.md: New file.
2446 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2447 (subrv2sf3): Turn into expander for normal subtraction.
2448 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2449 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2450 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2451 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2452 commutative; use ix86_binary_operator_ok.
2453 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2454 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2455 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2456 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2457 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2458 Macroize from existing patterns; use ix86_binary_operator_ok.
2459 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2460 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2461 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2462 with vec_select+vec_concat.
2463 (mmx_pshufw, mmx_pshufw_1): Likewise.
2464 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2465 (mmx_uavgv4hi3): Model correctly.
2466 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2467 _mm_xor_si64): Remove casts.
2469 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2471 PR tree-optimization/19224
2472 * tree-scalar-evolution.c (get_instantiated_value,
2473 set_instantiated_value): New functions.
2474 (instantiate_parameters_1): Cache the results.
2475 (instantiate_parameters, resolve_mixers): Initialize and free
2478 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2480 * config/i386/i386.md (addhi_4): Correct reference in comment.
2483 2005-01-08 Richard Henderson <rth@redhat.com>
2485 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2486 (_mm_cvtsi128_si64x): Likewise.
2487 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2488 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2489 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2490 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2491 * config/i386/i386-protos.h: Update.
2492 * config/i386/i386.c (print_operand): Add 'H'.
2493 (ix86_fixup_binary_operands): Split out from ...
2494 (ix86_expand_binary_operator): ... here.
2495 (ix86_fixup_binary_operands_no_copy): New.
2496 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2497 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2498 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2499 (safe_vector_operand): Use CONST0_RTX.
2500 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2501 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2502 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2503 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2505 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2506 (IX86_BUILTIN_CMPNGESS): New.
2507 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2508 (attr type): Add sselog1.
2509 (attr unit, attr memory): Handle it.
2510 (movti, movti_internal, movti_rex64): Move near other integer moves.
2511 (movtf, movtf_internal): Move near other fp moves.
2512 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2513 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2514 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2515 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2516 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2517 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2518 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2519 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2520 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2521 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2522 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2523 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2524 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2525 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2526 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2527 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2528 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2529 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2530 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2531 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2532 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2533 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2534 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2535 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2536 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2537 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2538 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2539 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2540 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2541 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2542 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2543 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2544 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2545 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2546 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2547 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2548 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2549 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2550 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2551 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2552 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2553 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2554 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2555 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2557 (SSEPUSH, push<SSEPUSH>): Remove.
2558 (MMXPUSH, push<MMXPUSH>): Remove.
2559 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2560 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2561 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2562 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2563 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2564 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2565 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2566 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2567 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2568 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2569 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2570 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2571 (ppro_sse_log_V4SF): Handle sselog1.
2572 * config/i386/predicates.md (const_0_to_1_operand): New.
2573 (const_0_to_255_mul_8_operand): New.
2574 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2575 (const_2_to_3_operand, const_4_to_7_operand): New.
2576 * config/i386/sse.md: New file.
2577 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2578 (sse_movups): Rename from sse_movups_1.
2579 (sse_loadlss): Rename from sse_loadss_1.
2580 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2582 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2583 (absv4sf2, negv2df, absv2df): New.
2584 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2585 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2586 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2587 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2588 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2589 (sse3_addsubv4sf3): Model correctly.
2590 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2591 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2592 (sse_movhlps): Model with vec_select+vec_concat.
2593 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2594 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2595 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2596 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2597 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2598 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2599 sse2_pshufhw_1): Likewise.
2600 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2601 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2602 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2603 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2604 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2605 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2606 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2607 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2608 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2609 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2610 sminv8hi3): Mark commutative
2611 operands. Use ix86_binary_operator_ok.
2612 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2613 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2614 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2615 sse2_punpcklqdq): Allow operand2 in memory.
2616 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2617 sse2_movsd): Add memory alternatives.
2618 (sse_storelps): Turn expander into an insn; split after reload.
2619 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2620 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2622 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2624 * configure.ac (DWARF-2 debug_line): Use objdump.
2625 * configure: Regenerate.
2627 2005-01-08 Jeff Law <law@redhat.com>
2628 Diego Novillo <dnovillo@redhat.com>
2630 PR tree-optimization/18241
2631 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2632 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2633 statements with volatile operands.
2634 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2635 operands after marking a statement with has_volatile_ops.
2637 2005-01-08 Roger Sayle <roger@eyesopen.com>
2639 * tree.c (int_fits_type_p): Always honor integer constant
2640 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2642 2005-01-08 Roger Sayle <roger@eyesopen.com>
2644 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2645 the latent bug in rtl_delete_block has been resolved.
2647 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2649 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2650 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2652 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2654 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2655 library as @multilib_dir@/$(SHLIB_SONAME).
2657 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2659 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2660 * configure: Regenerate.
2662 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2664 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2667 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2670 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2671 Convert non-word aligned offset address using ld/std into
2674 2005-01-07 Richard Henderson <rth@redhat.com>
2676 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2678 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2680 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2682 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2684 PR tree-optimization/19283
2685 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2686 is not shorter than the original type.
2688 PR rtl-optimization/19012
2689 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2691 PR rtl-optimization/18861
2692 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2693 (FULL_STATE): Define.
2694 (mark_tablejump_edge): New function.
2695 (purge_dead_tablejump_edges): New function.
2696 (find_bb_boundaries): Use it.
2698 PR tree-optimization/18828
2699 * builtins.c (expand_builtin_next_arg): Remove argument and all
2700 the argument checking.
2701 (expand_builtin): Adjust caller.
2702 (expand_builtin_va_start): Likewise. Remove error for too many
2704 (fold_builtin_next_arg): Issue error for too many arguments.
2705 After checking arguments, replace them with magic arguments that
2706 prevent further checking of the args.
2708 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2710 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2712 2005-01-06 Roger Sayle <roger@eyesopen.com>
2715 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2716 and %{.S:...} (and their negative variants) to test whether the
2717 input file is assembler or pre-processed-assembler independent of
2718 the actual filename extension.
2720 2005-01-06 Roger Sayle <roger@eyesopen.com>
2722 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2723 of sign or zero extended values.
2725 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2727 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2728 for IBM long double format correctly.
2730 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2732 Fix PR tree-optimization/18792
2734 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2735 to first_loop_depth, and use loop depth instead of loop number.
2736 (build_classic_dir_vector): Ditto.
2737 (compute_data_dependences_for_loop): Use depth, not loop number.
2738 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2739 number. Pass in loops, instead of loop numbers.
2740 (gather_interchange_stats): Ditto.
2741 (linear_transform_loops): Ditto.
2743 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2746 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2747 biv_fits_mode_p, extension_within_bounds_p): New functions.
2748 (check_ext_dependent_givs): Use them.
2750 2005-01-06 Roger Sayle <roger@eyesopen.com>
2752 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2753 more than one barrier, in which case we should delete them all.
2755 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2757 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2759 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2761 Fix PR middle-end/19286
2763 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2764 output this subprogram, simply ignore this attempt to do it again.
2765 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2766 origin attribute if it's not possible.
2767 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2768 (decls_for_scope): Ditto.
2769 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2770 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2772 2005-01-05 Richard Henderson <rth@redhat.com>
2775 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2776 (bdesc_2arg): Use it.
2777 (ix86_expand_binop_builtin): Force operands into registers
2779 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2780 ix86_expand_sse_compare, ix86_expand_sse_comi,
2781 ix86_expand_builtin): Likewise.
2783 2005-01-05 Richard Henderson <rth@redhat.com>
2785 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2787 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2788 (mulv4hi3): Set itanium_class mmmul.
2789 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2790 (fpack): Rename from fpack_sfsf.
2792 2005-01-05 Richard Henderson <rth@redhat.com>
2795 * reload1.c (do_input_reload): Restrict the optimization deleteing
2796 a previous output reload to RELOAD_FOR_INPUT.
2798 2005-01-05 Steven Bosscher <stevenb@suse.de>
2800 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2801 comment that we fall through after case.
2802 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2803 (distribute_links): Likewise.
2804 * cse.c (cse_insn): Likewise.
2805 * cselib.c (cselib_invalidate_mem): Likewise.
2806 * df.c: Update comments at the top of the file.
2807 (read_modify_subreg_p): Update comments here too.
2808 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2809 * flow.c (mark_set_1): Likewise.
2810 (mark_used_regs): Likewise.
2811 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2812 (canon_list_insert): Likewise.
2813 (mark_set): Likewise.
2814 (try_replace_reg): Likewise.
2815 (store_killed_in_insn): Likewise.
2816 * loop.c (count_one_set): Likewise.
2817 (basic_induction_var): Likewise.
2818 * postreload-gcse.c (find_mem_conflicts): Likewise.
2819 * postreload.c (reload_combine_note_store): Likewise.
2820 (move2add_note_store): Likewise.
2821 * reload.c (find_equiv_reg): Likewise.
2822 (mark_referenced_resources): Likewise.
2823 * rtlanal.c (set_noop_p): Likewise.
2824 (note_stores): Likewise.
2825 (note_uses): Likewise.
2826 * sched-deps.c (sched_analyze_1): Likewise.
2827 * sched-rgn.c (check_live_1): Likewise.
2828 (update_live_1): Likewise.
2829 * config/i860/i860.c: Likewise.
2831 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2833 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2835 * doc/rtl.texi: Update documentation for bit-fields and SET.
2837 2005-01-05 Roger Sayle <roger@eyesopen.com>
2839 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2841 2005-01-05 Jan Hubicka <jh@suse.cz>
2842 Richard Henderson <rth@redhat.com>
2845 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2848 2005-01-05 Richard Henderson <rth@redhat.com>
2851 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2852 (sse_shufps): Change operand 3 to const_int_operand.
2853 (sse2_storelps): Fix typo in template.
2854 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2855 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2856 (ix86_expand_builtin): Likewise.
2858 2005-01-05 Julian Brown <julian@codesourcery.com>
2860 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2861 as aggregates for AAPCS ABIs.
2863 2005-01-05 Stan Shebs <shebs@apple.com>
2865 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2866 Mach-O getters if ppc64.
2867 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2869 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2870 signed four-byte field for global code case.
2871 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2873 2005-01-05 Roger Sayle <roger@eyesopen.com>
2876 * c-common.c: Include real.h.
2877 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2878 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2879 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2880 * Makefile.in (c-common.o): Update dependencies.
2882 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2884 * c-parse.in (asm_string): Add trailing semicolon.
2886 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2888 * c-parse.in (asm_string): New. Don't allow wide strings in
2890 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2891 asm_string instead of STRING.
2893 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2895 * c-typeck.c (constructor_no_implicit): Remove.
2896 (set_designator, process_init_element): Don't check
2897 constructor_no_implicit.
2899 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2900 Kaz Kojima <kkojima@gcc.gnu.org>
2903 * lcm.c (create_pre_exit): New.
2904 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2905 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2907 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2909 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2910 -msoft-float in target_float_switch.
2911 * arm.c (arm_override_options): Fix processing of target_float_switch.
2913 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2915 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2918 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2920 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2921 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2923 2005-01-04 Roger Sayle <roger@eyesopen.com>
2925 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2926 if deleting the then-block allows the test-block to fallthru to the
2929 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2932 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2933 after the full declaration if the are in two different TUs.
2935 2005-01-04 Richard Henderson <rth@redhat.com>
2938 * tree-sra.c (generate_one_element_init): Just
2939 call gimplify_and_add.
2940 (generate_element_init): Record the
2941 new referenced variables and mark them for renaming
2942 and split out to ...
2943 (generate_element_init_1): This.
2944 (scalarize_init): Don't call push_gimplify_context/
2945 pop_gimplify_context.
2947 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2949 * toplev.c (get_src_pwd): Handle failure of getpwd().
2951 2005-01-04 Roger Sayle <roger@eyesopen.com>
2953 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2955 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2956 all the cases handled by it are inverted by invert_truthvalue.
2958 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2960 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2961 (save_register_windowsi): Likewise.
2963 2005-01-04 Richard Henderson <rth@redhat.com>
2965 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2967 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2970 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2971 any simplifications of vector mode comparison operators.
2972 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2974 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2975 Devang Patel <dpatel@apple.com>
2977 PR tree-optimization/18308
2978 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2979 the operands before creating a new expression.
2980 * dojump.c (do_jump): Make drop_through_label available
2981 for all cases. Add expansion of COND_EXPR.
2983 2005-01-04 Ira Rosen <irar@il.ibm.com>
2985 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2986 INTEGER_CST instead of TREE_CONSTANT.
2987 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2988 instead of TREE_CONSTANT.
2989 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2990 instead of TREE_CONSTANT.
2992 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2994 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2996 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2999 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3000 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3002 2005-01-03 Richard Henderson <rth@redhat.com>
3004 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3005 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3006 fold_convert_const_real_from_real): Split out from ...
3007 (fold_convert_const): ... here.
3009 2005-01-03 Richard Henderson <rth@redhat.com>
3012 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3013 (mov<MMXMODEI>_internal): Likewise.
3014 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3015 Add V2SF case; use it for SSE1; don't use TI.
3016 (movdf_integer): Likewise.
3017 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3019 2005-01-03 Ira Rosen <irar@il.ibm.com>
3021 * tree-vectorizer.c (vect_strip_conversions): New function.
3022 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3023 check for binary class.
3025 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3029 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3031 * gimple-low.c (mark_blocks_with_used_vars): New function.
3032 (mark_blocks_with_used_subblocks): Ditto.
3033 (mark_used_blocks): Ditto.
3034 (pass_mark_used_blocks): New pass.
3035 * tree-inline.c: Include debug.h.
3036 (expand_call_inline): Call outlining_inline_function here.
3037 * tree-optimize.c (init_tree_optimization_passes): Add
3038 pass_mark_used_blocks.
3039 * tree-pass.h (pass_mark_used_blocks): New.
3040 * Makefile.in (tree-inline.o): Add debug.h dependency.
3042 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3044 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3045 VAR_DECLs to have weak_import attribute.
3047 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3050 2004-01-03 Steven Bosscher <stevenb@suse.de>
3052 * passes.c (rest_of_compilation): Don't run regmove if only
3053 flag_expensive_optimizations, require flag_regmove instead.
3055 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3057 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3059 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3060 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3061 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3062 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3064 2005-01-03 Richard Henderson <rth@redhat.com>
3066 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3067 (ia64_const_ok_for_letter_p): New.
3068 (ia64_const_double_ok_for_letter_p): New.
3069 (ia64_extra_constraint): New.
3070 (ia64_expand_vecint_compare): New.
3071 (ia64_expand_vcondu_v2si): New.
3072 (ia64_expand_vecint_cmov): New.
3073 (ia64_expand_vecint_minmax): New.
3074 (ia64_print_operand): Add 'v'.
3075 (ia64_preferred_reload_class): New.
3076 (ia64_vector_mode_supported_p): New.
3077 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3078 (PREFERRED_RELOAD_CLASS): Move to function.
3079 (CONST_OK_FOR_LETTER_P): Move to function.
3080 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3081 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3082 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3083 (EXTRA_CONSTRAINT): Move to function.
3084 * config/ia64/ia64.md: Include vect.md.
3085 (itanium_class): Add mmalua.
3087 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3089 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3090 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3092 (const_int_2bit_operand): New.
3093 (fr_reg_or_0_operand): New.
3094 * config/ia64/ia64-modes.def: Add vector modes.
3095 * config/ia64/ia64-protos.h: Update.
3096 * config/ia64/vect.md: New file.
3098 2005-01-03 Richard Henderson <rth@redhat.com>
3100 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3102 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3105 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3107 (log1pdf2): Change mode of operands[0,1] to DFmode.
3109 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3111 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3112 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3113 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3114 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3115 SPARC_RELAXED_ORDERING.
3117 2005-01-03 Richard Henderson <rth@redhat.com>
3118 Uros Bizjak <uros@kss-loka.si>
3121 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3122 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3123 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3125 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3126 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3127 const_pow2_1_to_128_operand): New predicates.
3129 2005-01-02 Greg McGary <greg@mcgary.org>
3131 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3133 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3134 object. [ptr_type]: Remove unused variable.
3135 Remember nearest addressable array-element or record-component
3136 when checking bitfield components. Tolerate empty BIND_EXPR.
3138 2005-01-01 Richard Henderson <rth@redhat.com>
3140 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3141 that don't narrow the value. Fail for other conversions.
3143 2005-01-01 Richard Henderson <rth@redhat.com>
3146 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3147 * c-lang.c (finish_file): Don't do it here.
3148 * objc/objc-act.c (objc_finish_file): Likewise.
3150 * cgraph.c (decl_assembler_name_equal): New.
3151 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3152 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3153 * cgraph.h (struct cgraph_varpool_node): Add next.
3154 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3155 * varasm.c (assemble_alias): Mark the target as needed.
3157 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3160 * function.c (get_arg_pointer_save_area): Use entry_of_function
3161 instead of get_insns.
3163 2005-01-01 Roger Sayle <roger@eyesopen.com>
3164 Andrew Pinski <pinskia@physics.uc.edu>
3165 James E. Wilson <wilson@specifixinc.com>
3167 PR rtl-optimization/12092
3168 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3171 2005-01-01 Roger Sayle <roger@eyesopen.com>
3172 Olivier Hainque <hainque@act-europe.fr>
3174 * tree.c (int_fits_type_p): A narrower type always fits in a
3175 wider one, except for negative values into unsigned types.
3177 2005-01-01 Roger Sayle <roger@eyesopen.com>
3179 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3180 with the original constant rather than require TREE_OVERFLOW.
3182 2005-01-01 Steven Bosscher <stevenb@suse.de>
3185 * c-decl.c (finish_function): If compiling C99, annotate the
3186 compiler generated return with the current file name and line 0.
3187 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3188 the source line is greater than 0.
3189 (remove_bb): Likewise.
3191 See ChangeLog.12 for earlier changes.