1 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3 PR tree-optimization/19670
4 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6 (verify_use): ... set it here, instead.
8 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10 * doc/sourcebuild.texi (Test directives): Fix formatting.
12 * doc/sourcebuild.texi (Test directives): Describe selector
15 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
17 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
20 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
23 * arm.c (arm_eliminable_register): New function.
24 (adjacent_mem_locations): Don't allow eliminable registers. Use
25 HOST_WIDE_INT for address offsets.
26 * arm-protos.h (arm_eliminable_register): Add prototype.
28 2005-02-01 Steven Bosscher <stevenb@suse.de>
31 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
32 * basic-block.h (duplicate_computed_gotos): Add prototype.
33 * bb-reorder.c (duplicate_computed_gotos): New function to
34 duplicate sufficiently small blocks ending in a computed jump.
35 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
36 if not optimizing for size.
37 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
38 never do tail merging for blocks ending in a computed jump.
39 * doc/invoke.texi: Document the max-goto-duplication-insns param.
41 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
43 Patch from Richard Sandiford <rsandifo@redhat.com>
44 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
45 from inheriting a subreg equivalence with a non-spill register.
47 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
49 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
51 * config/frv/frv.c (movcc_fp_destination_operand): New.
52 (gpr_or_memory_operand): Fix typo in comment.
53 (gpr_or_memory_operand_with_scratch): New.
54 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
55 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
56 movcc_fp_destination_operand.
57 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
58 Legitimize memory addresses using a scratch register.
60 2005-01-31 Jeff Law <law@redhat.com>
62 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
63 bitmap a sparse bitmap instead of a simple bitmap.
64 (mark_def_sites_initialize_block): Corresponding changes.
65 (ssa_mark_def_sites_initialize_block): Likewise.
66 (ssa_mark_phi_uses): Likewise.
67 (mark_def_site, ssa_mark_def_sites): Likewise.
68 (mark_def_site_blocks): Likewise.
69 (rewrite_ssa_into_ssa): Likewise.
71 * tree-ssa-dom.c (record_cond): Pass correct variable type
72 for last argument to htab_find_slot_with_hash.
74 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
75 effects when optimizing 0 % X. Do not try to optimize X % 0.
77 2005-01-31 James E. Wilson <wilson@specifixinc.com>
79 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
82 2005-02-01 Eric Christopher <echristo@redhat.com>
84 * config/mips/mips.c (override_options): Warn if -mint64
86 * doc/invoke.texi (MIPS Options): Document that -mint64 is
89 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
91 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
93 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
94 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
95 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
96 (cached_regno): Initialize to INVALID_REGNUM.
97 (cse_reg_info_table_size,
98 cse_reg_info_table_first_uninitialized,
99 cse_reg_info_timestamp): New.
100 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
102 (init_cse_reg_info, get_cse_reg_info_1): New.
103 (get_cse_reg_info): Cache the last look-up.
104 (new_basic_block): Update the code to clear mappings from
105 registers to cse_reg_info entries.
106 (cse_main): Call init_cse_reg_info.
108 * cse.c (get_cse_reg_info): Update a comment.
110 2005-01-31 Steven Bosscher <stevenb@suse.de>
113 * c-decl.c (start_decl): Do not warn about arrays of elements with
114 an incomplete type here.
115 (grokdeclarator): Do it here by making a pedwarn an error.
116 * c-typeck.c (push_init_level): If there were previous errors with
117 the constructor type, do not warn about braces for initializers.
118 (process_init_element): Likewise for excess initializer elements.
120 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
122 * cse.c (delete_trivially_dead_insn): Don't iterate.
124 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
126 * config/rs6000/rs6000.md (copysignsf3): New expand.
127 (copysigndf3): Likewise.
129 2005-01-31 Steven Bosscher <stevenb@suse.de>
131 * recog.c (constrain_operands): Only look for earlyclobber operand
132 conflicts if an '&' constraint was seen.
134 2005-01-31 Marc Espie <espie@openbsd.org>
136 * config.gcc: Don't include embedded systems fragment, switches default
137 debugging format to ELF.
138 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
139 longer pick it up there.
141 2005-01-31 Dale Johannesen <dalej@apple.com>
143 * doc/extend.texi (nested functions): Fix linkage description.
144 Clarify that static is not allowed.
146 2005-01-31 Dale Johannesen <dalej@apple.com>
148 * config/rs6000/darwin.md (movsf_low_di): Make work.
149 (movdf_low_di): Make work.
151 2005-01-31 Dale Johannesen <dalej@apple.com>
153 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
154 Make work for 64 bit.
156 2005-01-31 Roger Sayle <roger@eyesopen.com>
157 Dale Johannesen <dalej@apple.com>
160 * fold-const.c (fold_binary_op_with_conditional_arg):
161 Make types match original operands, before STRIP_NOPS.
163 2005-01-31 Alan Modra <amodra@bigpond.net.au>
165 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
166 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
167 (struct gcc_sigcontext): Delete. Merge contents to..
168 (struct gcc_ucontext): ..here.
169 (get_sigcontext): Delete.
170 (get_regs): New function, like get_sigcontext but return regs ptr.
171 64-bit version finds regs from r1 to support vdso.
172 (ppc_linux_aux_vector): New function.
173 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
176 2005-01-31 Ira Rosen <irar@il.ibm.com>
178 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
180 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
181 redundant fold. Fix misalignment for MINUS_EXPR.
182 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
183 (vect_analyze_pointer_ref_access): Likewise.
184 (vect_get_memtag_and_dr): Likewise.
186 2005-01-31 Richard Henderson <rth@redhat.com>
188 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
189 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
190 absnegdf2_i387, absnegxf2_i387): Likewise.
192 2005-01-31 Richard Henderson <rth@redhat.com>
195 * optabs.c (expand_copysign_absneg): New.
196 (expand_copysign_bit): Split out from ...
197 (expand_copysign): ... here. Use expand_copysign_absneg.
199 2005-01-30 Roger Sayle <roger@eyesopen.com>
202 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
203 constant as the second operand and a register as the third.
205 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
208 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
209 that dllimport'd functions do not use all call-clobbered registers
212 2005-01-30 Richard Henderson <rth@redhat.com>
215 * optabs.c (expand_absneg_bit): Split out from expand_unop and
216 expand_abs_nojump and generalize. Use operand_subword and
217 emit_no_conflict_block. Support large modes.
218 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
220 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
221 negation to subtraction.
222 (expand_copysign): Check that the format has signed zeros.
223 Use operand_subword and emit_no_conflict_block. Support large modes.
225 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
227 Fix PR tree-optimization/19624
229 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
230 * tree-ssa-pre.c: Add cfgloop.h.
232 (pre_stats): New member, constified.
233 (inserted_exprs): New static variable.
234 (NECESSARY): New macro.
235 (create_expression_by_pieces): Fold the expression, and
236 mark it as defaulting to not necessary. Also put in
238 (fully_constant_expression): New function.
239 (insert_into_preds_of_block): Modify to not insert phis when we
240 are playing with induction variables.
241 Push phis onto the inserted_exprs vector, and mark them as not
242 necessary by default.
243 (insert_aux): Call fully_constant_expression on eprime.
244 If all edges produce the same value, mark it constant.
245 (mark_operand_necessary): New function.
246 (remove_dead_inserted_code): New function.
247 (init_pre): Init loop optimizer to get loop info.
248 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
249 (execute_pre): Commit edge inserts, then remove dead code.
251 2005-01-30 Richard Henderson <rth@redhat.com>
253 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
254 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
256 2005-01-30 Richard Henderson <rth@redhat.com>
259 * config/i386/i386.c (ix86_expand_copysign): New.
260 (ix86_split_copysign_const): New.
261 (ix86_split_copysign_var): Rename from ix86_split_copysign,
262 rearrange op1/nmask operands.
263 * config/i386/i386-protos.h: Update.
264 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
265 (copysigndf3): Likewise.
266 (copysignsf3_const, copysigndf3_const): New.
267 (copysignsf3_var): Rename from copysignsf3, split out splitter
268 and fix split predicate for X constraint.
269 (copysigndf3_var): Similarly.
271 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
273 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
274 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
275 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
277 2005-01-29 Richard Henderson <rth@redhat.com>
280 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
281 of # and * in constraints.
283 2005-01-29 Richard Henderson <rth@redhat.com>
286 * expr.c (store_field): Don't strip sub-mode cast when the input
287 data is even smaller.
289 2005-01-29 Richard Henderson <rth@redhat.com>
292 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
295 2005-01-29 Richard Henderson <rth@redhat.com>
297 * combine.c (make_field_assignment): Fix argument order
300 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
302 PR tree-optimization/15791
303 * fold-const.c (extract_array_ref): New function.
304 (fold): Fold comparisons between &a[i] and &a[j] or
305 semantically equivalent trees.
307 2005-01-29 Jeff Law <law@redhat.com>
309 * gcse.c (insert_expr_in_table): Revamp handling of available
310 and anticipatable occurrence lists to avoid unnecessary list
312 (insert_set_in_table): Similarly.
314 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
316 * c-common.c (fix_string_type): Just use c_build_qualified_type to
318 (c_build_qualified_type): Build qualified array types with
319 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
320 * c-decl.c (c_make_fname_decl): Build unqualified array type
321 before qualified type.
322 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
323 type is qualified, not just if type itself is. Don't apply
324 qualifiers to array type when declarator is processed. Apply
325 qualifiers to field type whether or not it is an array type.
326 Don't handle array types specially for applying qualifiers to
328 * c-typeck.c (composite_type): Build unqualified element type and
329 array type when forming composite of array types.
330 (common_pointer_type, comptypes, comp_target_types,
331 type_lists_compatible_p, build_indirect_ref, build_array_ref,
332 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
334 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
335 (args2) in variables a1 and a2.
337 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
339 * cse.c (n_elements_made, max_elements_made): Remove.
340 (insert): Don't touch n_elements_made.
341 (cse_main): Don't touch n_elements_made or max_elements_made.
343 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
346 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
347 configuration part of dp-bit.c to be lost.
349 2005-01-28 Roger Sayle <roger@eyesopen.com>
351 * expmed.c (expand_mult_highpart_optab): When attempting to use
352 a non-widening multiplication in a wider mode, the operands need
353 to be converted (zero or sign extended) to that mode.
355 2005-01-28 Ian Lance Taylor <ian@airs.com>
359 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
360 through if both operands fall through.
362 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
364 * cse.c (fold_rtx) <PC>: Don't optimize.
366 2005-01-28 Jeff Law <law@redhat.com>
368 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
369 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
371 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
373 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
374 cse_reg_info_used_list_end): Remove.
375 (cse_reg_info_list, cse_reg_info_list_free): New.
376 (get_cse_reg_info): When allocating an instance of
377 cse_reg_info, add it to the beginning of the cse_reg_info_list
378 list. Remove code to maintain cse_reg_info_used_list.
379 (new_basic_block): Reset the free list to the beginning of
382 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
384 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
385 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
386 (frv_expand_mdpackh_builtin): New function.
387 (frv_expand_builtin): Use it to expand __MDPACKH.
388 * doc/extend.texi (__MDPACKH): Update documentation.
390 2005-01-28 Uros Bizjak <uros@kss-loka.si>
392 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
393 SSE_FLOAT_MODE_P for use_sse computation.
395 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
398 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
400 2005-01-27 Richard Henderson <rth@redhat.com>
402 * builtins.c (expand_builtin_copysign): New.
403 (expand_builtin): Call it.
404 * genopinit.c (optabs): Add copysign_optab.
405 * optabs.c (init_optabs): Initialize it.
406 (expand_copysign): New.
407 * optabs.h (OTI_copysign, copysign_optab): New.
408 (expand_copysign): Declare.
410 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
411 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
413 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
414 (ix86_expand_fp_absneg_operator): ... here.
415 (ix86_split_copysign): New.
416 * config/i386/i386-protos.h: Update.
417 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
418 (copysignsf3, copysigndf3): New.
420 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
421 (copysignsf3, ncopysignsf3): New.
422 (copysigndf3, ncopysigndf3): New.
423 (copysignxf3, ncopysignxf3): New.
424 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
426 2005-01-27 Arend Bayer <arend.bayer@web.de>
427 Kazu Hirata <kazu@cs.umass.edu>
429 * cse.c: (find_best_addr): Don't call copy_rtx before calling
430 fold_rtx. Save cost recomputation if fold_rtx did nothing.
431 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
434 2005-01-27 Jeff Law <law@redhat.com>
436 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
437 definitions of SSA_NAMEs which are not being rewritten.
438 (rewrite_ssa_into_ssa): Only initialize the current definition
439 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
440 If checking is enabled, assert that SSA_NAME_AUX is clear for all
441 SSA_NAMEs before returning.
443 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
445 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
446 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
447 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
448 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
449 config/mips/iris6.h, config/sh/sh.c: Update copyright.
451 2005-01-27 Steven Bosscher <stevenb@suse.de>
454 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
455 higher to -O2 and higher. Likewise for tree PRE.
456 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
459 2005-01-27 Ian Lance Taylor <ian@airs.com>
462 * gimple-low.c (try_catch_may_fallthru): New static function.
463 (block_may_fallthru): Handle TRY_CATCH_EXPR.
464 * tree-inline.c (expand_call_inline): Don't warn about reaching
465 the end of a non-void function being inlined if the function uses
468 2005-01-27 Jakub Jelinek <jakub@redhat.com>
470 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
473 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
474 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
475 (implicitly_declare): Handle error_mark_node.
477 2005-01-27 Richard Henderson <rth@redhat.com>
480 * tree.h (struct tree_decl): Add debug_expr_is_from.
481 (DECL_DEBUG_EXPR_IS_FROM): New.
482 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
483 * dwarf2out.c (dwarf2out_var_location): Update to match.
484 * tree-outof-ssa.c (create_temp): Likewise.
485 * var-tracking.c (track_expr_p): Likewise.
486 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
487 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
488 * toplev.c (default_tree_printer): Likewise.
490 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
492 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
493 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
495 2005-01-27 Steven Bosscher <stevenb@suse.de>
497 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
498 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
499 ASM_CLOBBERS): Add tree checks.
501 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
502 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
503 * c-common.def (SWITCH_STMT): Update to match.
504 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
505 macros instead of SWITCH_EXPR ones.
506 * c-dump.c (c_dump_tree): Likewise.
507 * c-gimplify.c (gimplify_switch_stmt): Likewise.
508 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
510 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
512 2005-01-27 Alan Modra <amodra@bigpond.net.au>
514 * unwind-dw2.c (execute_stack_op): Add missing cases for
515 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
517 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
519 * config.gcc (Obsolete configurations): Remove 'dummy', add
520 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
523 2005-01-26 Diego Novillo <dnovillo@redhat.com>
525 PR tree-optimization/19633
526 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
528 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
529 are no call-clobbered variables.
530 * tree-outof-ssa.c (check_replaceable): Return false for calls
533 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
535 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
536 even for variables with NULL DECL_INITIAL.
538 2005-01-26 Stuart Hastings <stuart@apple.com>
540 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
542 2005-01-26 Richard Henderson <rth@redhat.com>
545 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
547 * expr.c (store_field): Strip conversions to odd-bit-sized types
548 if the destination field width matches.
550 2005-01-26 Richard Henderson <rth@redhat.com>
552 * c-decl.c, expmed.c, expr.c: Revert last change.
554 2005-01-26 Richard Henderson <rth@redhat.com>
557 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
559 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
560 if we don't need the bits above those present in the current mode.
561 * expr.c (store_field): Strip conversions to odd-bit-sized types
562 if the destination field width matches.
564 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
566 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
567 either -ffast-math or -funsafe-math-optimizations is in use.
569 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
573 * config/avr/avr.c (notice_update_cc): Only set condition code for
574 ashrqi3 if shift count > 0.
575 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
576 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
577 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
578 count <= 0 as a no-op, and shift count >= width by copying zero
579 or sign bit to all bits of the result.
580 * config/avr/avr.md (all shifts): Add alternatives for zero shift
581 count, with attribute "length" set to 0 and "cc" set to "none".
583 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
585 * doc/invoke.texi: Document -mTLS.
587 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
588 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
589 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
590 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
591 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
592 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
593 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
594 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
596 * configure.ac: Check for a TLS capable gas.
598 * configure: Regenerate.
600 2005-01-26 Richard Henderson <rth@redhat.com>
603 * combine.c (make_field_assignment): Simplify store to zero_extract
604 from a source with an overlapping mask.
606 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
608 2004-11-11 Eric Christopher <echristo@redhat.com>
610 * config/frv/frv.md: Add fr400_integer automaton. Don't
611 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
614 2005-01-26 Steven Bosscher <stevenb@suse.de>
617 * cfgbuild.c (make_edges): Do not clear or set
618 current_function_has_computed_jump.
619 * function.h (struct function): Remove the has_computed_jump field.
620 (current_function_has_computed_jump): Do not define.
621 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
622 in a computed jump. Ignore current_function_has_computed_jump.
624 2005-01-26 Richard Henderson <rth@redhat.com>
627 * expr.c (categorize_ctor_elements): New argument p_must_clear.
628 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
630 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
631 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
632 objects into static storage if they have more than one non-zero value.
633 * tree.h (categorize_ctor_elements): Update decl.
635 2005-01-26 Steven Bosscher <stevenb@suse.de>
638 * tree.h (CALL_EXPR_TAILCALL): Add comment.
639 * calls.c (check_sibcall_argument_overlap_1): Revert the change
640 to this function from 2004-07-10.
641 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
642 the current function for tail call optimizations if the address
643 of one of it its arguments is taken.
645 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
647 * cse.c (fold_rtx): Call equiv_constant only when necessary.
649 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
651 * function.c (expand_function_end): If current_function_calls_alloca,
652 emit stack restore in a place that is reached when the function falls
655 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
657 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
658 rule to avoid matching inappropriate suffix rule.
660 2005-01-26 Jan Hubicka <jh@suse.cz>
662 PR tree-optimization/19241
663 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
665 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
667 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
668 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
670 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
671 <sim*>: Always use crt1.o, regardless of N in simN.
672 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
673 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
674 (CRT_CALL_STATIC_FUNCTION): Remove.
675 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
676 use crt1.o, regardless of N in simN.
677 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
678 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
679 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
680 case isystem setting.
681 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
683 2005-01-25 Ian Lance Taylor <ian@airs.com>
685 * gimple-low.c (block_may_fallthru): Correct handling of
686 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
688 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
690 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
691 handlers to match indentation; nested under the mtune=* handler.
692 Similar for mcpu= and march=.
694 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
696 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
697 * config/mips/linux64.h (LIB_SPEC): Likewise.
698 * config/mn10300/linux.h (LIB_SPEC): Likewise.
699 * config/sh/linux.h (LIB_SPEC): Likewise.
701 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
703 * config/frv/frv.c (frv_legitimize_tls_address): New.
704 (TARGET_HAVE_TLS): Define.
705 (FRV_SYMBOL_REF_TLS_P): Define.
706 (frv_override_options): Handle new register classes.
707 (frv_legitimate_address_p): Reject tls addresses.
708 (frv_legitimize_address): Handle TLS addresses.
709 (gen_inlined_tls_plt): New.
711 (frv_legitimize_tls_address): New.
712 (unspec_got_name): Add TLS entries.
713 (got12_operand): Add R_FRV_TLSMOFF12 case.
714 (frv_emit_move): Fixup TLS addresses.
715 (frv_emit_movsi): Legitimize TLS addresses.
717 * config/frv/frv.h (MASK_BIG_TLS): New.
718 (TARGET_BIG_TLS): New.
719 (HAVE_AS_TLS): Define.
720 (TARGET_SWITCHES): Add -mTLS and -mtls options.
721 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
722 (REG_CLASS_NAMES): Same.
723 (REG_CLASS_CONTENTS): Same.
724 (CONSTRAINT_LEN): New.
725 (REG_CLASS_FROM_CONSTRAINT): New.
726 (PREDICATE_CODES): Add symbolic_operand.
728 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
729 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
730 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
731 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
732 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
733 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
734 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
735 GR9_REG, GR14_REG, LRREG.
736 (type): Add load_or_call attribute.
737 ("load_or_call"): New reservation.
738 ("call_gettlsoff"): New.
739 ("tls_indirect_call"): New.
740 ("tls_load_gottlsoff12"): New.
741 ("tlsoff_hilo"): New.
742 ("tls_tlsdesc_ldd"): New.
743 ("tls_tlsoff_ld"): New.
746 * config/frv/frv-protos.h (symbolic_operand): Protoize.
748 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
750 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
751 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
752 * config/frv/frv.c (TLS_BIAS): Define.
753 (frv_output_dwarf_dtprel): New.
755 2005-01-26 Jakub Jelinek <jakub@redhat.com>
757 PR rtl-optimization/19579
758 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
759 both A and B, see if they don't clobber registers the other expr uses.
761 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
763 * real.c (do_add): Initialize signalling and canonical members.
765 * real.c (real_from_integer): Zero out destination.
767 2005-01-18 Jan Hubicka <jh@suse.cz>
769 PR tree-optimize/19337
770 * tree-inline.c (initialize_inlined_parameters): Copy
771 saved_static_chain_decl only.
773 2005-01-25 Richard Henderson <rth@redhat.com>
777 * config/i386/i386.c (x86_inter_unit_moves): Zero.
778 (ix86_preferred_reload_class): Rewrite fp-constant section, with
779 80387 enabled, to return a proper subclass. Return the subset that
780 overlaps with GENERAL_REGS for PLUS.
781 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
783 2005-01-25 Richard Henderson <rth@redhat.com>
786 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
788 2005-01-25 Roger Sayle <roger@eyesopen.com>
790 * expmed.c (choose_multiplier): Change interface to return the
791 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
792 (expand_divmod): Update calls to choose_multiplier.
794 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
797 * expmed.c (extract_bit_field): Use adjust_address instead of
798 gen_lowpart when op0 is a MEM.
800 2005-01-24 Steven Bosscher <stevenb@suse.de>
802 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
804 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
806 * config/mips/irix-csr.c: New file.
807 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
808 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
809 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
812 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
815 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
816 sparc/elf.h, add sparc/sp-elf.h.
817 (sparc-*-rtems*): Likewise.
818 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
819 tm-dwarf2.h, add sparc/sp-elf.h.
820 (sparc86x-*-elf): Likewise.
821 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
822 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
823 TARGET_OS_CPP_BUILTINS.
824 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
825 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
827 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
828 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
829 (SWITCH_TAKES_ARG): Likewise.
830 (LOCAL_LABEL_PREFIX): Likewise.
831 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
832 (TARGET_N_FORMAT_TYPES): Delete.
833 (TARGET_FORMAT_TYPES): Likewise.
834 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
835 * config/sparc/elf.h: Delete.
836 * config/sparc/sp-elf.h: New file.
838 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
840 * tree-flow-inline.h (phi_arg_from_edge): Remove.
841 * tree-flow.h: Remove the corresponding prototype.
842 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
843 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
845 2005-01-24 Jakub Jelinek <jakub@redhat.com>
848 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
849 for AIX ABI or ELF -fPIC.
850 (rs6000_emit_load_toc_table): Don't create toc_section here.
851 (rs6000_xcoff_file_start): Nor here.
853 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
855 * sh.c (ra.h): Don't #include.
856 (hard_regs_intersect_p): New function, resurrected from ra.c.
858 * sh.c: Fix 1996 Copyright.
860 2005-01-24 Richard Henderson <rth@redhat.com>
861 Aldy Hernandez <aldyh@redhat.com>
863 * regrename.c (note_sets): Handle subregs.
865 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
868 * genconditions.c (write_header, write_conditions): Elide file if
871 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
873 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
874 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
877 2005-01-24 Jakub Jelinek <jakub@redhat.com>
879 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
880 expand_builtin_printf, expand_builtin_fprintf,
881 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
882 checking against POINTER_TYPE.
883 (validate_arglist): Handle POINTER_TYPE code by checking
886 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
888 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
890 (for_each_rtx): Call for_each_rtx_1.
891 * rtl.h (init_rtlanal): Declare.
892 * toplev.c (backend_init): Call init_rtlanal.
894 2005-01-24 Jakub Jelinek <jakub@redhat.com>
896 * flow.c (propagate_one_insn): Formatting.
899 * flow.c (libcall_dead_p): Be more conservative if unsure.
900 If there are any instructions between insn and call, see if they are
901 all dead before saying the libcall is dead.
903 2005-01-24 Uros Bizjak <uros@kss-loka.si>
905 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
906 operand constraint for operand 0.
908 2005-01-23 Richard Henderson <rth@redhat.com>
911 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
912 edges leading to join block.
914 2005-01-23 Roger Sayle <roger@eyesopen.com>
916 * expmed.c (expand_mult_highpart): Make static. Change type of
917 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
918 (expand_divmod): Updates calls to expand_mult_highpart by using
919 gen_int_mode to pass a CONST_INT rtx.
920 * rtl.h (expand_mult_highpart): Remove prototype.
922 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
924 * flow.c (regset_bytes, regset_size): Remove.
926 * cfganal.c: Fix a reference to Harvey's paper.
928 2005-01-23 Steven Bosscher <stevenb@suse.de>
930 PR rtl-optimization/19464
931 * tree-optimize.c (init_tree_optimization_passes): Add one more
932 copyrename pass just before out-of-ssa.
934 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
937 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
938 * ggc-none.c (ggc_free): Define.
940 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
942 * cse.c (max_reg, max_insn_uid): Remove.
943 (cse_main): Don't access max_reg or max_insn_uid.
945 * c-common.c (explicit_flag_signed_bitfields,
946 lang_statement_code_p, lang_expand_function_end): Remove.
947 * c-common.h: Remove the corresponding declarations.
948 * c-opts.c (c_common_handle_option): Remove all write access
949 to explicit_flag_signed_bitfields.
951 * cgraph.c (cgraph_varpool_n_nodes): Remove.
952 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
953 * cgraph.h: Remove the corresponding declaration.
955 * gcse.c (null_pointer_info): Remove.
957 2005-01-23 Roger Sayle <roger@eyesopen.com>
958 Eric Botcazou <ebotcazou@libertysurf.fr>
960 * combine.c (simplify_logical): Only simplify logical expressions
961 of the form ior(and(x,y),z) by the inverse distributive law if the
962 result is cheaper than the original.
964 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
966 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
967 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
968 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
969 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
970 config/freebsd-spec.h, config/arm/arm.h,
971 config/h8300/h8300.md, config/i386/i386.md,
972 config/i386/predicates.md, config/i386/sse.md,
973 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
974 config/vax/vax.md: Fix comment typos. Follow spelling
977 2005-01-23 Steven Bosscher <stevenb@suse.de>
979 * gengtype.c (walk_type): Produce `not equal to' compares for loop
980 tests, instead of `less than'.
982 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
984 * function.c (assign_parm_setup_block): When creating a new stack slot
985 for a parameter, get its alignment from the parameter's DECL_ALIGN
986 rather than the type's TYPE_ALIGN. Make sure that the parameter
987 is at least word aligned.
989 2005-01-22 Roger Sayle <roger@eyesopen.com>
992 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
994 2005-01-22 Richard Henderson <rth@redhat.com>
997 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
998 in both compare operands.
999 (movdfcc_1_sse_max): Likewise.
1000 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1001 (movdfcc_1_sse): Likewise.
1002 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1003 scratch register as needed.
1005 2005-01-22 Richard Henderson <rth@redhat.com>
1007 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1009 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1011 2005-01-22 Richard Henderson <rth@redhat.com>
1013 * genopinit.c (optabs): Use smin/smax for floating point too.
1014 * doc/md.texi: Update to match. Clarify that floating point
1015 results are undefined for +0/-0 and NaN.
1016 * doc/rtl.texi: Likewise.
1017 * rtl.def (SMIN, SMAX): Likewise
1018 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1020 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1021 leading 's' to the name.
1022 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1023 smaxxf3, sminxf3): Likewise.
1024 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1027 2005-01-22 Paul Brook <paul@codesourcery.com>
1029 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1031 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1033 * config/s390/s390.c (struct processor_costs): New fields
1034 dlgr, dlr, dr, dsgfr, dsgr.
1035 (z900_cost, z990_cost): Values for new fields.
1036 (s390_rtx_costs): New cases MEM und COMPARE in switch
1037 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1038 DIV, MOD, UDIV, UMOD.
1040 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1042 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1043 into the register being decremented.
1044 ("doloop_si31", "doloop_di"): Likewise.
1045 ("*doloop_si_long"): Adapt pattern.
1047 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1049 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1051 (CLASS_MAX_NREGS): Likewise.
1053 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1055 * doc/tree-ssa.texi (Statement Operands): Add example for new
1056 must-def macro. Note deprecation of old operands interface.
1058 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1060 PR tree-optimization/19484
1061 * tree-cfg.c (remove_fallthru_edge): New function.
1062 (cleanup_control_flow): Remove fallthru edges from calls that are
1063 now known not to return.
1065 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1067 Fix PR tree-optimization/19038
1068 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1069 copies with loop variant ones.
1071 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1073 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1074 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1075 config/alpha/alpha.md, config/alpha/predicates.md,
1076 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1077 config/sparc/sol2.h: Update copyright.
1079 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1080 first label to see if it is a nonlocal label.
1082 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1083 Andrew Pinski <pinskia@physics.uc.edu>
1086 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1087 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1089 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1091 * config/rs6000/rtems.h: Update copyright.
1093 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1096 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1097 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1098 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1100 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1103 * c-typeck.c (convert_arguments): Check for error_mark_node.
1105 2005-01-21 Ian Lance Taylor <ian@airs.com>
1107 PR tree-optimization/13000
1108 * tree-inline.c: Include "tree-flow.h".
1109 (expand_call_inline): If warn_return_type, warn if non-void inline
1110 function falls through.
1111 * tree-cfg.c (execute_warn_function_return): Don't warn about
1112 control reaching end if TREE_NO_WARNING is set. Set
1114 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1116 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1117 branch if we don't need one.
1118 * c-typeck.c: Include "tree-flow.h"
1119 (c_finish_bc_stmt): Don't add a goto if the current statement
1120 list doesn't fall through to the current point.
1122 2005-01-21 Roger Sayle <roger@eyesopen.com>
1124 PR rtl-optimization/576
1125 * real.c (real_arithmetic): Change return type from void to bool
1126 to return an indication that the result may be inexact.
1127 * real.h (real_arithmeric): Update prototype.
1128 * fold-const.c (const_binop): Don't constant fold floating
1129 point expressions when the user specifies -frounding-math and
1130 the result may depend upon the run-time rounding mode.
1131 (fold_convert_const_real_from_real): Clean-up.
1132 (fold_initializer): Ignore flag_rounding_math for initializers.
1133 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1134 constant fold FP operations with flag_rounding_math if the
1135 result may depend upon the run-time rounding mode.
1137 2005-01-21 Tom Tromey <tromey@redhat.com>
1139 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1141 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1143 * tree-cfg.c: Fix comment typos.
1145 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1147 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1148 around the call to rest_of_handle_branch_target_load_optimize.
1150 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1152 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1153 (sparc64-*-openbsd*): Likewise.
1154 (sparclite-*-elf*): Include tm-dwarf2.h.
1155 (sparc86x-*-elf*): Likewise.
1156 (sparc64-*-elf*): Likewise.
1157 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1158 (DBX_DEBUGGING_INFO): Likewise.
1159 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1160 (PREFERRED_DEBUGGING_TYPE): Likewise.
1161 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1162 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1163 (PREFERRED_DEBUGGING_TYPE): Likewise.
1164 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1165 (PREFERRED_DEBUGGING_TYPE): Likewise.
1166 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1168 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1171 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1173 2005-01-20 Paul Brook <paul@codesourcery.com>
1175 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1177 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1179 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1180 label is first in a sequence of labels.
1182 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1184 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1185 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1187 * doc/sourcebuild.texi (Test Directives): New.
1189 2005-01-20 Roger Sayle <roger@eyesopen.com>
1191 * real.c (real_floor): Don't leave the result uninitialized when
1192 mode is VOIDMode, but return the unrounded intermediate value.
1193 (real_ceil): Likewise.
1195 2005-01-20 Paul Brook <paul@codesourcery.com>
1197 * config/arm/arm.md (insv): Use gen_int_mode.
1199 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1201 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1202 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1203 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1204 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1205 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1207 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1210 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1211 fbreg, so we have to assume we can't.
1212 (loc_descriptor_from_tree_1): Ditto.
1213 (containing_function_has_frame_base): New function.
1214 (add_location_or_const_value_attribute): Use it.
1215 Also try to generate a frame_base from a single element location
1218 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1220 PR tree-optimization/15349
1221 * timevar.def (TV_TREE_MERGE_PHI): New.
1222 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1224 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1225 calls to tree_forwarder_block_p.
1226 (remove_forwarder_block_with_phi, merge_phi_nodes,
1227 gate_merge_phi, pass_merge_phi): New.
1228 * tree-optimize.c (init_tree_optimization_passes): Add
1230 * tree-pass.h: Add an extern for pass_merge_phi;
1232 2005-01-20 Richard Henderson <rth@redhat.com>
1235 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1236 (_mm_castps_pd, _mm_castps_si128): New.
1237 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1239 2005-01-20 Richard Henderson <rth@redhat.com>
1242 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1243 __builtin_ia32_vec_init_v2si.
1244 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1245 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1246 (ix86_init_mmx_sse_builtins): Create it.
1247 (ix86_expand_builtin): Expand it.
1248 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1249 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1250 (vec_extractv2si_0, vec_extractv2si_1): New.
1252 2005-01-20 Richard Henderson <rth@redhat.com>
1255 * config/i386/i386.c (ix86_expand_push): New.
1256 * config/i386/mmx.md (push<MMXMODE>1): New.
1257 * config/i386/sse.md (push<SSEMODE>1): New.
1258 * config/i386/i386-protos.h: Update.
1260 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1262 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1265 2005-01-20 Richard Henderson <rth@redhat.com>
1267 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1268 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1270 2005-01-19 Richard Henderson <rth@redhat.com>
1273 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1274 to V4SFmode in SSE1 fallback load path.
1276 2005-01-19 Richard Henderson <rth@redhat.com>
1278 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1279 in QImode expansion to ix86_expand_vector_set.
1280 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1282 2005-01-19 Richard Henderson <rth@redhat.com>
1285 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1286 subclass of the input class.
1287 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1288 Always true for cross-SSE1 classes. Rationalize conditionals.
1289 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1290 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1291 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1292 (movdi_2): Add MMX/SSE zeros.
1293 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1294 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1295 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1296 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1297 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1298 (zero_extendsidi2_rex64_1): Remove.
1299 (MOV0 peephole): Check GENERAL_REG_P.
1301 2005-01-19 Richard Henderson <rth@redhat.com>
1304 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1306 (ix86_expand_vector_extract): Likewise.
1308 2005-01-19 Richard Henderson <rth@redhat.com>
1311 * expr.c (emit_move_change_mode): New argument force; use
1312 simplify_gen_subreg if true.
1313 (emit_move_via_alt_mode): Merge into ...
1314 (emit_move_via_integer): ... here.
1315 (emit_move_ccmode): Use emit_move_change_mode directly.
1317 2005-01-19 Richard Henderson <rth@redhat.com>
1320 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1321 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1322 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1324 (alpha_emit_set_const): Likewise. Make static.
1325 (alpha_emit_set_long_const): Make static.
1326 (alpha_extract_integer): Split out from alpha_expand_mov.
1327 (alpha_split_const_mov): Likewise.
1328 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1329 (alpha_legitimate_constant_p): New.
1330 * config/alpha/alpha-protos.h: Update.
1331 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1332 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1333 * config/alpha/alpha.md (movsi): Add n alternative.
1334 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1335 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1336 (splitters for all of the above): Use alpha_split_const_mov.
1337 * config/alpha/predicates.md (non_add_const_operand): New.
1338 (non_zero_const_operand): New.
1339 (input_operand): Use alpha_legitimate_constant_p after reload.
1341 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1343 PR tree-optimization/19038
1344 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1345 (add_candidate): Add ivs with increment in latch only if
1346 allow_ip_end_pos_p is true.
1347 (determine_iv_cost): Use empty_block_p.
1349 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1351 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1352 (compute_dominance_frontiers): Ditto.
1354 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1357 * config/sh/t-rtems: New.
1358 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1360 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1362 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1363 the offset of the selected field.
1365 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1367 * tree-cfg.c (remove_forwarder_block): Fix the check to
1368 prevent a nonlocal label from appearing in the middle of a
1371 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1373 PR rtl-optimization/19462
1374 * reorg.c (find_end_label): Create return insn only if
1375 current_function_epilogue_delay_list is empty.
1377 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1379 * doc/passes.texi: Remove paragraph mentioning new-ra.
1381 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1383 PR rtl-optimization/15139
1384 * combine.c: Include params.h.
1385 (count_rtxs): New function.
1386 (record_value_for_reg): If replace_rtx would replace at least
1387 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1388 (clobber (const_int 0)) instead of TEM.
1389 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1390 * params.h (MAX_LAST_VALUE_RTL): New.
1391 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1392 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1395 * c-typeck.c (digest_init): Only call build_vector if all constructor
1396 elements are *_CST nodes.
1397 * gimplify.c (gimplify_init_constructor): Likewise.
1400 * c-typeck.c (digest_init): Only call build_vector if inside_init
1403 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1405 * toplev.c (init_asm_output): Remove dead #ifdef.
1407 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1409 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1411 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1413 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1414 accessing DECL_FUNCTION_CODE.
1415 * dojump.c (do_jump): Likewise.
1416 * gimplify.c (gimplify_call_expr): Likewise.
1417 * predict.c (expr_expected_value): Likewise.
1418 (strip_builtin_expect): Likewise.
1419 * tree-inline.c (estimate_num_insns_1): Likewise.
1420 * tree-ssa-loop-im.c (stmt_cost): Likewise
1421 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1422 (tree_expr_nonnegative_p): Likewise.
1424 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1426 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1427 variant of the load_pcrel_sym pattern.
1428 * config/sparc/sparc.md (P macro): Move to the top.
1429 (load_pcrel_sym): Macroize using P.
1430 (save_register_window): Likewise.
1432 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1434 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1437 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1440 * c-typeck.c (build_asm_expr): Strip nops off
1441 input memory operands.
1443 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1445 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1446 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1447 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1448 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1450 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1453 * config/i386/i386.c (override_options): If the 80387 is disabled,
1454 then do not return FP values using FP registers.
1456 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1458 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1459 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1460 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1461 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1462 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1463 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1464 output.h, postreload-gcse.c, postreload.c, recog.c,
1465 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1466 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1467 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1468 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1469 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1470 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1471 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1472 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1474 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1475 config/alpha/alpha.c, config/arm/vfp.md,
1476 config/i386/emmintrin.h, config/i386/i386-modes.def,
1477 config/i386/i386-protos.h, config/i386/i386.h,
1478 config/i386/pmmintrin.h, config/i386/ppro.md,
1479 config/i386/predicates.md, config/i386/xmmintrin.h,
1480 config/i860/i860.c, config/ia64/ia64-modes.def,
1481 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1482 config/ia64/ia64.md, config/ia64/itanium1.md,
1483 config/ia64/itanium2.md, config/ia64/predicates.md,
1484 config/iq2000/iq2000.h, config/mips/linux64.h,
1485 config/rs6000/aix41.h, config/rs6000/aix43.h,
1486 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1487 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1488 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1489 config/sparc/linux64.h, config/sparc/litecoff.h,
1490 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1491 config/sparc/sparc.h, config/sparc/sparc.md,
1492 config/sparc/sysv4-only.h: Update copyright.
1494 2005-01-18 Richard Henderson <rth@redhat.com>
1497 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1499 2005-01-18 Marc Espie <espie@openbsd.org>
1500 * config/i386/openbsdelf.h: Typo.
1502 2005-01-18 Richard Henderson <rth@redhat.com>
1504 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1505 special case for sse.
1506 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1508 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1510 * tree-inline.c (estimate_num_insns_1): Added cases for
1511 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1513 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1515 PR rtl-optimization/19296
1516 * combine.c (simplify_comparison): Rewrite the condition under
1517 which a non-paradoxical SUBREG of a PLUS can be lifted when
1518 compared against a constant.
1520 2005-01-18 Andi Kleen <ak@muc.de>
1522 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1523 * c.opt (-Wpointer-sign): Add.
1524 * doc/invoke.texi: (-Wpointer-sign): Add.
1526 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1528 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1529 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1530 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1531 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1532 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1533 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1534 for TARGET_MIX_SSE_I387.
1535 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1536 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1537 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1538 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1539 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1540 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1541 TARGET_MIX_SSE_I387.
1542 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1545 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1548 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1549 Add movaps alternative for xmm reg->reg move.
1551 2005-01-17 Jeff Law <law@redhat.com>
1553 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1554 at the end of the main DOM loop rather than just before DOM exits.
1556 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1558 PR tree-optimization/19121
1559 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1560 adding aliases to a name tag, also add them to the pointer's
1562 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1563 sensitive alias info at all. Only check that the two pointers
1564 have compatible pointed-to sets.
1565 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1566 a pointer's type tag is a superset of the alias set of the
1569 2005-01-17 James E Wilson <wilson@specifixinc.com>
1572 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1573 comment to document why.
1575 2005-01-17 Richard Henderson <rth@redhat.com>
1577 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1578 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1579 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1580 sse2_vmsminv2df3_finite): New.
1581 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1582 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1583 Force op1 into register.
1585 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1587 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1588 bubblestrap from always rebuilding build directory.
1590 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1592 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1593 ("*cmpmem_short"): Likewise.
1595 2005-01-17 Steven Bosscher <stevenb@suse.de>
1597 * basic-block.h: Document BB_* flags.
1598 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1599 use an sbitmap instead.
1600 * sched-rgn.c (compute_trg_info): Likewise.
1602 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1604 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1605 redundant target_cpu_default and extra_parts lines. Use the default
1607 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1608 (SUBTARGET_EXTRA_SPECS): Delete.
1609 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1610 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1611 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1612 and "n32" for -mabi=n32.
1614 2005-01-17 Ian Lance Taylor <ian@airs.com>
1617 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1618 fold constant variables into initial values.
1620 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1622 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1624 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1625 through the statements backward.
1627 2005-01-17 Ian Lance Taylor <ian@airs.com>
1629 PR middle-end/13127:
1630 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1631 a variable set to the return value of the inlined function.
1633 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1635 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1636 when modes are tieable.
1638 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1640 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1641 of pthread_create to find out if threads are enabled.
1642 * gthr-posix95.h (__gthread_active_p): Likewise.
1644 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1646 * common.opt (-fnew-ra): Remove.
1648 * toplev.h (flag_new_regalloc): Remove.
1649 * Makefile.in (ra*.*): Don't mention.
1650 * passes.c (rest_of_handle_new_regalloc): Remove.
1651 (rest_of_handle_combine, rest_of_compilation): Always consider
1652 flag_new_regalloc as false.
1653 * doc/invoke.texi: Don't document -fnew-ra.
1655 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1657 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1658 last parameter to reg_scan.
1659 * loop.c (loop_optimize): Likewise.
1660 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1661 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1662 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1663 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1664 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1665 * regclass.c (reg_scan): Likewise, for the declaration.
1666 * rtl.h (reg_scan): Likewise, for the prototype.
1668 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1670 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1671 mark_dfs_back_edges.
1673 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1675 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1676 (compute_avail): Uses don't go in tmp_gen.
1678 2005-01-16 Steven Bosscher <stevenb@suse.de>
1680 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1681 loop to look for a free slot in a page entry.
1683 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1686 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1687 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1688 just before targetm.asm_out.file_end.
1689 * tree.h (process_pending_assemble_output_defs): Declare.
1690 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1692 (assemble_alias): Defer generation of assembly code for defines when
1693 TARGET_DEFERRED_OUTPUT_DEFS is true.
1694 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1695 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1696 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1698 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1701 * pa.c (pa_scalar_mode_supported_p): New function.
1702 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1703 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1705 * pa-protos.h (prefetch_operand): Delete.
1706 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1707 * pa.c (prefetch_operand): Delete.
1708 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1709 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1710 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1711 and prefetch_nocc_operand.
1712 * pa.md (prefetch): Rework to avoid reload problems handling short
1713 displacements when a cache control completer needs to be provided.
1714 (prefetch_32, prefetch_64): Delete.
1715 (prefetch_cc, prefetch_nocc): New patterns.
1717 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1719 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1721 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1724 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1725 exceeds maximum alignment for global common data.
1726 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1727 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1729 2004-01-15 Roger Sayle <roger@eyesopen.com>
1731 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1733 2004-01-15 Roger Sayle <roger@eyesopen.com>
1735 * harg-reg-set.h (reg_class_names): Prototype global array.
1736 * regclass.c (reg_class_names): Declare here and initialize to
1738 (dump_regclass): Remove local declaration of reg_class_names.
1739 (regclass): Likewise.
1740 * cfg.c (dump_flow_info): Likewise.
1741 * ra-debug.c (reg_class_names): Likewise.
1742 * regrename.c (reg_class_names): Likewise.
1743 * reload.c (reg_class_names): Likewise.
1744 * reload1.c (spill_failure): Likewise.
1745 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1747 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1749 * config/s390/s390.md ("reload_outti"): Remove predicate for
1750 output operand. Abort if operand is not a MEM.
1751 ("reload_outdi", "reload_outdf"): Likewise.
1753 2005-01-15 Marc Espie <espie@openbsd.org>
1755 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1756 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1757 * config/openbsd.h: Fix C++ includes for native configurations.
1758 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1759 Add trampoline support.
1760 * config/i386/openbsdelf.h: New.
1762 2005-01-15 Marc Espie <espie@openbsd.org>
1764 * collect2.c (main): Explicitly parse -dynamic-linker option.
1766 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1768 PR tree-optimization/19060
1769 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1770 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1771 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1772 and handle extract_range_from_cond returning false.
1773 * fold-const.c (fold): Optimize comparisons with min/max even for
1774 width > HOST_BITS_PER_WIDE_INT.
1776 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1778 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1779 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1780 Remove little endian multilib variants.
1781 Add mips32 multilib variant.
1783 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1785 * explow.c (copy_all_reg, stabilize): Remove.
1786 * expr.h: Remove the corresponding prototypes.
1788 * rtlanal.c (regs_set_between_p): Remove.
1789 * rtl.h: Remove the corresponding prototype.
1791 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1793 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1794 to rs6000_nonimmediate_operand.
1795 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1796 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1797 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1798 rs6000_nonimmediate_operand.
1799 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1800 rs6000_nonimmediate_operand.
1802 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1804 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1806 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1808 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1810 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1811 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1813 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1814 (rs6k_nonimmediate_operand): New.
1815 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1817 (legitimate_lo_sum_address_p): Same.
1818 (rs6000_legitimize_address): Same.
1819 (rs6000_legitimize_reload_address): Same.
1820 (rs6000_legitimate_address): Same.
1821 (spe_build_register_parallel): Pass DF and DC modes in a DI
1824 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1825 to rs6k_nonimmediate_operand.
1827 * config/rs6000/spe.md ("*frob_df_di"): New.
1828 ("*frob_di_df"): New.
1829 ("*frob_di_df_2"): New.
1830 ("*mov_sidf_e500_subreg0"): New.
1831 ("*mov_sidf_e500_subreg4"): New.
1832 ("*movdf_e500_double"): Change predicate to
1833 rs6k_nonimmediate_operand.
1835 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1837 * postreload.c (move2add_note_store): Only call
1838 trunc_int_for_mode on scalar integers.
1840 2005-01-14 Steven Bosscher <stevenb@suse.de>
1842 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1843 replace BB_VISITED uses.
1844 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1845 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1846 (tree_dce_done): Free visited_control_parents.
1847 (perform_tree_ssa_dce): Allocate and clear it.
1848 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1849 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1850 instead of BB_VISITED.
1852 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1854 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1855 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1856 Remove unused prototypes.
1858 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1860 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1861 64-bit register usage.
1862 (spe_func_has_64bit_regs_p): Add FIXME note.
1864 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1866 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1867 flag_finite_math_only with flag_unsafe_math_optimizations.
1869 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1871 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1873 (__tpf_eh_return): Copy TPF private stack area from the module
1874 boundary stack frame. Add check for when module addresses are
1875 equal, but no stub address is found.
1877 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1880 * arm.h (struct machine_function): Add call_via field.
1881 (thumb_call_via_label): Declare.
1882 * arm.c (thumb_call_via_label): New variable.
1883 (thumb_call_reg_needed): New variable.
1884 (arm_output_function_epilogue): For Thumb code, output any per-function
1885 call-indirect trampolines.
1886 (thumb_call_via_reg): New function.
1887 (arm_file_end): New function.
1888 (TARGET_ASM_FILE_END): Call arm_file_end.
1889 (aof_file_end): Likewise.
1890 * arm-protos.h (thumb_call_via_reg): Declare.
1891 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1892 thumb_call_via_reg in normal case.
1894 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1897 PR rtl-optimization/19348
1898 * recog.c (peephole2_optimize): Do global life update if some peephole
1899 decides it doesn't need at least one of its inputs and that change
1900 influences liveness at the start of the basic block.
1902 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1903 arguments instead of 1.
1905 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1908 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1909 zero for nested functions needing a static chain or functions
1910 with a non-constant address.
1912 2005-01-13 Roger Sayle <roger@eyesopen.com>
1914 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1915 (and (sign_extend X) C) into (zero_extend (and X C)).
1917 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1919 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1921 2005-01-13 Richard Henderson <rth@redhat.com>
1926 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1927 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1928 not just TARGET_SSE.
1929 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1930 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1931 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1932 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1933 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1934 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1935 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1936 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1937 (movdicc_c_rex64): Rename with '*'.
1938 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1939 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1940 (movsfcc_1_387): Rename from movsfcc_1.
1941 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1942 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1943 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1944 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1945 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1946 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1947 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1948 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1949 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1950 sse_movdfcc_const0_4): Remove.
1951 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1952 recognize min/max early. Update for changed sse cmove patterns.
1953 (ix86_split_sse_movcc): New.
1954 * config/i386/i386-protos.h: Update.
1956 2005-01-13 Steven Bosscher <stevenb@suse.de>
1958 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1959 (fix_stmt_v_may_defs): Likewise.
1961 2005-01-13 Richard Henderson <rth@redhat.com>
1963 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1964 for converting the mask.
1966 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1968 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1971 2005-01-13 Richard Henderson <rth@redhat.com>
1973 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1974 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1975 IX86_BUILTIN_MOVDQ2Q): Remove.
1976 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1977 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1978 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1980 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1981 (sse2_pextrw): Fix immediate constraint.
1982 (sse2_loadq, sse2_loadq_rex64): Remove.
1983 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1984 Use __builtin_ia32_vec_ext_<size>.
1985 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1987 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1989 * function.c (assign_parm_setup_block): Look inside original
1990 entry_parm when inspecting PARALLEL.
1992 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1993 Joel Sherrill <joel@oarcorp.com>
1996 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1997 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1998 rtems_gxx_recursive_mutex_init.
1999 (__gthread_recursive_mutex_lock): New function.
2000 (__gthread_recursive_mutex_trylock): Likewise.
2001 (__gthread_recursive_mutex_unlock): Likewise.
2003 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2005 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2007 2005-01-13 Jan Beulich <jbeulich@novell.com>
2009 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2010 (ashrti3_internal): Indicate output is early clobber. Generate result
2011 into output rather than first input. Use move for low word of output
2012 if shift count is exactly 64.
2013 (lshrti3_internal): Likewise.
2015 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2019 * reload1.c (delete_output_reload): Don't delete an output reload
2020 if the pseudo lives longer than a single basic block. Adjust and
2021 improve wording of comment.
2023 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2026 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2027 of TYPE_SIZE where we mean the number of bytes.
2029 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2031 * function.c (assign_parm_setup_block): Relax condition on
2032 multi-register optimization.
2034 2005-01-12 Nick Clifton <nickc@redhat.com>
2036 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2037 an "in_delay_slot" attribute of "no" to prevent them being used in
2038 delay slots. This is forbidden because they might generate
2041 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2044 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2047 2005-01-12 Nick Clifton <nickc@redhat.com>
2049 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2050 passed on to GAS) but do not define, as GAS no longer supports or
2051 needs the -m2000 option.
2053 2005-01-11 Roger Sayle <roger@eyesopen.com>
2055 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2056 type as args of unprototyped builtins aren't automatically promoted.
2057 (fold_builtin_abs): Likewise.
2059 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2061 * Makefile.in: Set a `build-warn' variable.
2063 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2065 PR tree-optimization/17949
2066 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2067 (find_interesting_uses_address): Use it.
2069 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2071 * regrename.c (kill_value): Handle subreg's that won't simplify.
2073 2005-01-11 Richard Henderson <rth@redhat.com>
2076 * config/i386/i386.h (enum ix86_builtins): Move ...
2077 * config/i386/i386.c: ... here.
2078 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2079 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2080 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2081 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2082 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2083 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2084 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2085 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2086 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2087 IX86_BUILTIN_LOADDDUP): Remove.
2088 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2089 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2090 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2091 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2092 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2093 (ix86_init_builtins): Make static.
2094 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2095 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2096 if all the modes match. Otherwise, fake it.
2097 (get_element_number, ix86_expand_vec_init_builtin,
2098 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2099 (ix86_expand_builtin): Make static. Update for changed builtins.
2100 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2101 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2102 (ix86_expand_vector_init_duplicate): New.
2103 (ix86_expand_vector_init_low_nonzero): New.
2104 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2105 Split out from ix86_expand_vector_init; handle integer modes.
2106 (ix86_expand_vector_init): Use them.
2107 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2108 * config/i386/i386-protos.h: Update.
2109 * config/i386/predicates.md (reg_or_0_operand): New.
2110 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2111 (movv2sf_internal): Likewise. And a splitter to match them all.
2112 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2113 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2114 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2115 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2116 (mmx_pinsrw): Fix operand ordering.
2117 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2118 rather than sse_loadss expander.
2119 (movv2df splitter): Similarly.
2120 (sse_loadss, sse_loadlss): Remove.
2121 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2122 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2123 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2124 (sse3_movddup): Rename with '*'.
2125 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2126 (sse2_loadsd): Remove.
2127 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2128 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2129 (sse2_pinsrw): Fix argument ordering.
2130 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2131 (sse2_stored): Remove 'r' destination.
2132 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2133 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2134 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2135 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2136 vec_extractv16qi, vec_initv16qi): New.
2138 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2139 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2140 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2142 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2143 (_mm_load_si128, _mm_store_si128): Likewise.
2144 (_mm_load1_pd): Use _mm_set1_pd.
2145 (_mm_load_sd): Use _mm_set_sd.
2146 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2147 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2148 (_mm_set_epi64): Use _mm_set_epi64x.
2149 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2150 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2151 _mm_setr_epi8): Use _mm_set_foo form.
2152 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2153 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2154 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2155 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2156 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2157 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2158 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2159 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2160 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2161 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2162 (_mm_movedup_pd): Use _mm_shuffle_pd.
2163 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2164 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2165 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2166 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2168 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2169 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2170 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2171 (_mm_store_ps): Use raw dereference.
2172 (_mm_store1_ps): Use _mm_storeu_ps.
2173 (_mm_storer_ps): Use _mm_store_ps.
2174 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2175 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2177 2005-01-11 Stan Shebs <shebs@apple.com>
2179 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2180 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2182 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2185 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2186 Skip all DECLs except for FIELD_DECLs.
2188 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2190 * config/s390/s390.c (override_options): Return error if
2191 -mbackchain, -mpacked-stack and -mhard-float are used together.
2192 (s390_va_start): Remove the backchain && packed-stack special case.
2193 (s390_gimplify_va_arg): Likewise.
2194 * doc/invoke.texi: Remove the ABI incompatibility note.
2196 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2198 * config/s390/s390.c (struct s390_frame_layout): Remove
2200 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2201 save_backchain_p with TARGET_BACKCHAIN.
2203 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2206 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2207 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2208 * function.c (locate_and_pad_parm): Set new field.
2209 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2210 Tweak where_pad test to include "none". Always set mem align for
2212 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2213 not sufficient for type.
2214 (assign_parm_setup_block): If stack_parm is zero on entry, always
2215 make a new stack local. Block move old stack parm if necessary
2216 to new aligned stack local.
2217 (assign_parm_setup_stack): Use a block move to handle
2218 potentially misaligned entry_parm.
2219 (assign_parms_unsplit_complex): Specify required alignment when
2220 creating stack local.
2221 * calls.c (compute_argument_addresses): Override alignment of stack
2222 arg calculated from its type with the alignment given by
2223 FUNCTION_ARG_BOUNDARY.
2224 (store_one_arg): Likewise.
2226 2005-01-11 Jan Beulich <jbeulich@novell.com>
2228 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2229 Change respective itanium_class attribute to ialu.
2230 (shladdp4_internal): New.
2231 * config/ia64/predicates.md (shladd_log2_operand): New.
2233 2005-01-11 Richard Henderson <rth@redhat.com>
2235 * expr.c (store_constructor): Use rtvec_alloc instead of
2236 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2238 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2240 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2242 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2244 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2245 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2246 (TARGET_RWRELOC): Define.
2247 (ia64_rwreloc_section_type_flags): Delete.
2248 (ia64_section_type_flags): New function.
2249 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2250 (TARGET_RWRELOC): Define.
2252 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2255 * config/ia64/ia64.c (process_set): For alloc insn, only call
2256 process_epilogue is !frame_pointer_needed.
2258 2005-01-10 Roger Sayle <roger@eyesopen.com>
2261 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2262 unary operator and can't be treated as a binary/comparison operator.
2264 2005-01-10 Richard Henderson <rth@redhat.com>
2266 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2267 (ix86_return_in_memory): Likewise.
2268 (function_arg_advance): Likewise. Mirror structure in function_arg
2269 for choosing register to advance.
2271 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2273 * tree-vectorizer.c, tree.def: Fix comment typos.
2275 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2277 * config/s390/s390.c (struct processor_costs): 4 new fields:
2278 ddbr, ddr, debr, der.
2279 (s390_rtx_costs): More precise handling of divide instructions.
2281 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2283 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2285 2005-01-10 Jan Beulich <jbeulich@novell.com>
2287 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2288 names resulting from -ffunction-sections/-fdata-sections and linkonce
2290 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2291 based on the section name. Rearrange the section name comparison logic
2292 slightly so that each section name is compared against at most once.
2294 2005-01-10 Ben Elliston <bje@au.ibm.com>
2296 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2297 targets for which -fPIC reduces limitations on the GOT size.
2299 2005-01-09 Falk Hueffner <falk@debian.org>
2301 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2304 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2307 * collect2.c (main): Set aixrtl_flag for -brtl option.
2308 (resolve_lib_name): Search for .so file extension before .a
2311 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2313 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2314 (vect_analyze_data_refs_alignment): Add dump prints.
2316 2005-01-09 Ira Rosen <irar@il.ibm.com>
2318 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2319 expr_invariant_in_loop_p.
2320 Initialize outputs first thing in the function.
2321 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2322 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2323 (vect_analyze_pointer_ref_access): Check that the initial condition of
2324 the access function is loop invariant.
2326 2005-01-09 Richard Henderson <rth@redhat.com>
2328 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2329 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2330 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2331 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2332 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2333 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2334 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2335 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2336 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2337 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2338 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2339 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2340 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2341 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2342 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2343 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2344 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2345 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2346 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2347 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2348 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2349 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2350 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2352 (mmx_clrdi, pavgusb): Remove.
2353 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2354 with leading sse_ prefix.
2355 * config/i386/sse.md: Receive them.
2356 * config/i386/mmx.md: New file.
2357 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2358 (subrv2sf3): Turn into expander for normal subtraction.
2359 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2360 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2361 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2362 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2363 commutative; use ix86_binary_operator_ok.
2364 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2365 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2366 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2367 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2368 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2369 Macroize from existing patterns; use ix86_binary_operator_ok.
2370 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2371 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2372 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2373 with vec_select+vec_concat.
2374 (mmx_pshufw, mmx_pshufw_1): Likewise.
2375 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2376 (mmx_uavgv4hi3): Model correctly.
2377 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2378 _mm_xor_si64): Remove casts.
2380 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2382 PR tree-optimization/19224
2383 * tree-scalar-evolution.c (get_instantiated_value,
2384 set_instantiated_value): New functions.
2385 (instantiate_parameters_1): Cache the results.
2386 (instantiate_parameters, resolve_mixers): Initialize and free
2389 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2391 * config/i386/i386.md (addhi_4): Correct reference in comment.
2394 2005-01-08 Richard Henderson <rth@redhat.com>
2396 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2397 (_mm_cvtsi128_si64x): Likewise.
2398 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2399 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2400 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2401 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2402 * config/i386/i386-protos.h: Update.
2403 * config/i386/i386.c (print_operand): Add 'H'.
2404 (ix86_fixup_binary_operands): Split out from ...
2405 (ix86_expand_binary_operator): ... here.
2406 (ix86_fixup_binary_operands_no_copy): New.
2407 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2408 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2409 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2410 (safe_vector_operand): Use CONST0_RTX.
2411 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2412 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2413 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2414 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2416 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2417 (IX86_BUILTIN_CMPNGESS): New.
2418 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2419 (attr type): Add sselog1.
2420 (attr unit, attr memory): Handle it.
2421 (movti, movti_internal, movti_rex64): Move near other integer moves.
2422 (movtf, movtf_internal): Move near other fp moves.
2423 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2424 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2425 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2426 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2427 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2428 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2429 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2430 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2431 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2432 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2433 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2434 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2435 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2436 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2437 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2438 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2439 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2440 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2441 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2442 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2443 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2444 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2445 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2446 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2447 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2448 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2449 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2450 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2451 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2452 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2453 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2454 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2455 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2456 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2457 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2458 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2459 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2460 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2461 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2462 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2463 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2464 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2465 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2466 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2468 (SSEPUSH, push<SSEPUSH>): Remove.
2469 (MMXPUSH, push<MMXPUSH>): Remove.
2470 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2471 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2472 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2473 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2474 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2475 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2476 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2477 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2478 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2479 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2480 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2481 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2482 (ppro_sse_log_V4SF): Handle sselog1.
2483 * config/i386/predicates.md (const_0_to_1_operand): New.
2484 (const_0_to_255_mul_8_operand): New.
2485 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2486 (const_2_to_3_operand, const_4_to_7_operand): New.
2487 * config/i386/sse.md: New file.
2488 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2489 (sse_movups): Rename from sse_movups_1.
2490 (sse_loadlss): Rename from sse_loadss_1.
2491 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2493 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2494 (absv4sf2, negv2df, absv2df): New.
2495 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2496 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2497 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2498 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2499 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2500 (sse3_addsubv4sf3): Model correctly.
2501 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2502 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2503 (sse_movhlps): Model with vec_select+vec_concat.
2504 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2505 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2506 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2507 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2508 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2509 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2510 sse2_pshufhw_1): Likewise.
2511 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2512 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2513 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2514 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2515 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2516 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2517 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2518 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2519 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2520 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2521 sminv8hi3): Mark commutative
2522 operands. Use ix86_binary_operator_ok.
2523 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2524 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2525 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2526 sse2_punpcklqdq): Allow operand2 in memory.
2527 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2528 sse2_movsd): Add memory alternatives.
2529 (sse_storelps): Turn expander into an insn; split after reload.
2530 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2531 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2533 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2535 * configure.ac (DWARF-2 debug_line): Use objdump.
2536 * configure: Regenerate.
2538 2005-01-08 Jeff Law <law@redhat.com>
2539 Diego Novillo <dnovillo@redhat.com>
2541 PR tree-optimization/18241
2542 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2543 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2544 statements with volatile operands.
2545 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2546 operands after marking a statement with has_volatile_ops.
2548 2005-01-08 Roger Sayle <roger@eyesopen.com>
2550 * tree.c (int_fits_type_p): Always honor integer constant
2551 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2553 2005-01-08 Roger Sayle <roger@eyesopen.com>
2555 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2556 the latent bug in rtl_delete_block has been resolved.
2558 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2560 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2561 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2563 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2565 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2566 library as @multilib_dir@/$(SHLIB_SONAME).
2568 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2570 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2571 * configure: Regenerate.
2573 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2575 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2578 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2581 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2582 Convert non-word aligned offset address using ld/std into
2585 2005-01-07 Richard Henderson <rth@redhat.com>
2587 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2589 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2591 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2593 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2595 PR tree-optimization/19283
2596 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2597 is not shorter than the original type.
2599 PR rtl-optimization/19012
2600 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2602 PR rtl-optimization/18861
2603 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2604 (FULL_STATE): Define.
2605 (mark_tablejump_edge): New function.
2606 (purge_dead_tablejump_edges): New function.
2607 (find_bb_boundaries): Use it.
2609 PR tree-optimization/18828
2610 * builtins.c (expand_builtin_next_arg): Remove argument and all
2611 the argument checking.
2612 (expand_builtin): Adjust caller.
2613 (expand_builtin_va_start): Likewise. Remove error for too many
2615 (fold_builtin_next_arg): Issue error for too many arguments.
2616 After checking arguments, replace them with magic arguments that
2617 prevent further checking of the args.
2619 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2621 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2623 2005-01-06 Roger Sayle <roger@eyesopen.com>
2626 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2627 and %{.S:...} (and their negative variants) to test whether the
2628 input file is assembler or pre-processed-assembler independent of
2629 the actual filename extension.
2631 2005-01-06 Roger Sayle <roger@eyesopen.com>
2633 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2634 of sign or zero extended values.
2636 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2638 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2639 for IBM long double format correctly.
2641 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2643 Fix PR tree-optimization/18792
2645 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2646 to first_loop_depth, and use loop depth instead of loop number.
2647 (build_classic_dir_vector): Ditto.
2648 (compute_data_dependences_for_loop): Use depth, not loop number.
2649 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2650 number. Pass in loops, instead of loop numbers.
2651 (gather_interchange_stats): Ditto.
2652 (linear_transform_loops): Ditto.
2654 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2657 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2658 biv_fits_mode_p, extension_within_bounds_p): New functions.
2659 (check_ext_dependent_givs): Use them.
2661 2005-01-06 Roger Sayle <roger@eyesopen.com>
2663 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2664 more than one barrier, in which case we should delete them all.
2666 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2668 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2670 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2672 Fix PR middle-end/19286
2674 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2675 output this subprogram, simply ignore this attempt to do it again.
2676 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2677 origin attribute if it's not possible.
2678 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2679 (decls_for_scope): Ditto.
2680 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2681 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2683 2005-01-05 Richard Henderson <rth@redhat.com>
2686 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2687 (bdesc_2arg): Use it.
2688 (ix86_expand_binop_builtin): Force operands into registers
2690 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2691 ix86_expand_sse_compare, ix86_expand_sse_comi,
2692 ix86_expand_builtin): Likewise.
2694 2005-01-05 Richard Henderson <rth@redhat.com>
2696 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2698 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2699 (mulv4hi3): Set itanium_class mmmul.
2700 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2701 (fpack): Rename from fpack_sfsf.
2703 2005-01-05 Richard Henderson <rth@redhat.com>
2706 * reload1.c (do_input_reload): Restrict the optimization deleteing
2707 a previous output reload to RELOAD_FOR_INPUT.
2709 2005-01-05 Steven Bosscher <stevenb@suse.de>
2711 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2712 comment that we fall through after case.
2713 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2714 (distribute_links): Likewise.
2715 * cse.c (cse_insn): Likewise.
2716 * cselib.c (cselib_invalidate_mem): Likewise.
2717 * df.c: Update comments at the top of the file.
2718 (read_modify_subreg_p): Update comments here too.
2719 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2720 * flow.c (mark_set_1): Likewise.
2721 (mark_used_regs): Likewise.
2722 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2723 (canon_list_insert): Likewise.
2724 (mark_set): Likewise.
2725 (try_replace_reg): Likewise.
2726 (store_killed_in_insn): Likewise.
2727 * loop.c (count_one_set): Likewise.
2728 (basic_induction_var): Likewise.
2729 * postreload-gcse.c (find_mem_conflicts): Likewise.
2730 * postreload.c (reload_combine_note_store): Likewise.
2731 (move2add_note_store): Likewise.
2732 * reload.c (find_equiv_reg): Likewise.
2733 (mark_referenced_resources): Likewise.
2734 * rtlanal.c (set_noop_p): Likewise.
2735 (note_stores): Likewise.
2736 (note_uses): Likewise.
2737 * sched-deps.c (sched_analyze_1): Likewise.
2738 * sched-rgn.c (check_live_1): Likewise.
2739 (update_live_1): Likewise.
2740 * config/i860/i860.c: Likewise.
2742 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2744 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2746 * doc/rtl.texi: Update documentation for bit-fields and SET.
2748 2005-01-05 Roger Sayle <roger@eyesopen.com>
2750 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2752 2005-01-05 Jan Hubicka <jh@suse.cz>
2753 Richard Henderson <rth@redhat.com>
2756 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2759 2005-01-05 Richard Henderson <rth@redhat.com>
2762 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2763 (sse_shufps): Change operand 3 to const_int_operand.
2764 (sse2_storelps): Fix typo in template.
2765 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2766 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2767 (ix86_expand_builtin): Likewise.
2769 2005-01-05 Julian Brown <julian@codesourcery.com>
2771 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2772 as aggregates for AAPCS ABIs.
2774 2005-01-05 Stan Shebs <shebs@apple.com>
2776 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2777 Mach-O getters if ppc64.
2778 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2780 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2781 signed four-byte field for global code case.
2782 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2784 2005-01-05 Roger Sayle <roger@eyesopen.com>
2787 * c-common.c: Include real.h.
2788 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2789 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2790 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2791 * Makefile.in (c-common.o): Update dependencies.
2793 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2795 * c-parse.in (asm_string): Add trailing semicolon.
2797 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2799 * c-parse.in (asm_string): New. Don't allow wide strings in
2801 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2802 asm_string instead of STRING.
2804 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2806 * c-typeck.c (constructor_no_implicit): Remove.
2807 (set_designator, process_init_element): Don't check
2808 constructor_no_implicit.
2810 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2811 Kaz Kojima <kkojima@gcc.gnu.org>
2814 * lcm.c (create_pre_exit): New.
2815 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2816 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2818 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2820 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2821 -msoft-float in target_float_switch.
2822 * arm.c (arm_override_options): Fix processing of target_float_switch.
2824 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2826 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2829 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2831 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2832 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2834 2005-01-04 Roger Sayle <roger@eyesopen.com>
2836 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2837 if deleting the then-block allows the test-block to fallthru to the
2840 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2843 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2844 after the full declaration if the are in two different TUs.
2846 2005-01-04 Richard Henderson <rth@redhat.com>
2849 * tree-sra.c (generate_one_element_init): Just
2850 call gimplify_and_add.
2851 (generate_element_init): Record the
2852 new referenced variables and mark them for renaming
2853 and split out to ...
2854 (generate_element_init_1): This.
2855 (scalarize_init): Don't call push_gimplify_context/
2856 pop_gimplify_context.
2858 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2860 * toplev.c (get_src_pwd): Handle failure of getpwd().
2862 2005-01-04 Roger Sayle <roger@eyesopen.com>
2864 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2866 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2867 all the cases handled by it are inverted by invert_truthvalue.
2869 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2871 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2872 (save_register_windowsi): Likewise.
2874 2005-01-04 Richard Henderson <rth@redhat.com>
2876 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2878 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2881 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2882 any simplifications of vector mode comparison operators.
2883 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2885 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2886 Devang Patel <dpatel@apple.com>
2888 PR tree-optimization/18308
2889 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2890 the operands before creating a new expression.
2891 * dojump.c (do_jump): Make drop_through_label available
2892 for all cases. Add expansion of COND_EXPR.
2894 2005-01-04 Ira Rosen <irar@il.ibm.com>
2896 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2897 INTEGER_CST instead of TREE_CONSTANT.
2898 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2899 instead of TREE_CONSTANT.
2900 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2901 instead of TREE_CONSTANT.
2903 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2905 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2907 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2910 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2911 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2913 2005-01-03 Richard Henderson <rth@redhat.com>
2915 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2916 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2917 fold_convert_const_real_from_real): Split out from ...
2918 (fold_convert_const): ... here.
2920 2005-01-03 Richard Henderson <rth@redhat.com>
2923 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2924 (mov<MMXMODEI>_internal): Likewise.
2925 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2926 Add V2SF case; use it for SSE1; don't use TI.
2927 (movdf_integer): Likewise.
2928 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2930 2005-01-03 Ira Rosen <irar@il.ibm.com>
2932 * tree-vectorizer.c (vect_strip_conversions): New function.
2933 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2934 check for binary class.
2936 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2940 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2942 * gimple-low.c (mark_blocks_with_used_vars): New function.
2943 (mark_blocks_with_used_subblocks): Ditto.
2944 (mark_used_blocks): Ditto.
2945 (pass_mark_used_blocks): New pass.
2946 * tree-inline.c: Include debug.h.
2947 (expand_call_inline): Call outlining_inline_function here.
2948 * tree-optimize.c (init_tree_optimization_passes): Add
2949 pass_mark_used_blocks.
2950 * tree-pass.h (pass_mark_used_blocks): New.
2951 * Makefile.in (tree-inline.o): Add debug.h dependency.
2953 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2955 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2956 VAR_DECLs to have weak_import attribute.
2958 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2961 2004-01-03 Steven Bosscher <stevenb@suse.de>
2963 * passes.c (rest_of_compilation): Don't run regmove if only
2964 flag_expensive_optimizations, require flag_regmove instead.
2966 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2968 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2970 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2971 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2972 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2973 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2975 2005-01-03 Richard Henderson <rth@redhat.com>
2977 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2978 (ia64_const_ok_for_letter_p): New.
2979 (ia64_const_double_ok_for_letter_p): New.
2980 (ia64_extra_constraint): New.
2981 (ia64_expand_vecint_compare): New.
2982 (ia64_expand_vcondu_v2si): New.
2983 (ia64_expand_vecint_cmov): New.
2984 (ia64_expand_vecint_minmax): New.
2985 (ia64_print_operand): Add 'v'.
2986 (ia64_preferred_reload_class): New.
2987 (ia64_vector_mode_supported_p): New.
2988 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2989 (PREFERRED_RELOAD_CLASS): Move to function.
2990 (CONST_OK_FOR_LETTER_P): Move to function.
2991 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2992 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2993 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2994 (EXTRA_CONSTRAINT): Move to function.
2995 * config/ia64/ia64.md: Include vect.md.
2996 (itanium_class): Add mmalua.
2998 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3000 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3001 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3003 (const_int_2bit_operand): New.
3004 (fr_reg_or_0_operand): New.
3005 * config/ia64/ia64-modes.def: Add vector modes.
3006 * config/ia64/ia64-protos.h: Update.
3007 * config/ia64/vect.md: New file.
3009 2005-01-03 Richard Henderson <rth@redhat.com>
3011 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3013 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3016 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3018 (log1pdf2): Change mode of operands[0,1] to DFmode.
3020 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3022 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3023 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3024 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3025 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3026 SPARC_RELAXED_ORDERING.
3028 2005-01-03 Richard Henderson <rth@redhat.com>
3029 Uros Bizjak <uros@kss-loka.si>
3032 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3033 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3034 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3036 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3037 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3038 const_pow2_1_to_128_operand): New predicates.
3040 2005-01-02 Greg McGary <greg@mcgary.org>
3042 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3044 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3045 object. [ptr_type]: Remove unused variable.
3046 Remember nearest addressable array-element or record-component
3047 when checking bitfield components. Tolerate empty BIND_EXPR.
3049 2005-01-01 Richard Henderson <rth@redhat.com>
3051 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3052 that don't narrow the value. Fail for other conversions.
3054 2005-01-01 Richard Henderson <rth@redhat.com>
3057 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3058 * c-lang.c (finish_file): Don't do it here.
3059 * objc/objc-act.c (objc_finish_file): Likewise.
3061 * cgraph.c (decl_assembler_name_equal): New.
3062 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3063 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3064 * cgraph.h (struct cgraph_varpool_node): Add next.
3065 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3066 * varasm.c (assemble_alias): Mark the target as needed.
3068 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3071 * function.c (get_arg_pointer_save_area): Use entry_of_function
3072 instead of get_insns.
3074 2005-01-01 Roger Sayle <roger@eyesopen.com>
3075 Andrew Pinski <pinskia@physics.uc.edu>
3076 James E. Wilson <wilson@specifixinc.com>
3078 PR rtl-optimization/12092
3079 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3082 2005-01-01 Roger Sayle <roger@eyesopen.com>
3083 Olivier Hainque <hainque@act-europe.fr>
3085 * tree.c (int_fits_type_p): A narrower type always fits in a
3086 wider one, except for negative values into unsigned types.
3088 2005-01-01 Roger Sayle <roger@eyesopen.com>
3090 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3091 with the original constant rather than require TREE_OVERFLOW.
3093 2005-01-01 Steven Bosscher <stevenb@suse.de>
3096 * c-decl.c (finish_function): If compiling C99, annotate the
3097 compiler generated return with the current file name and line 0.
3098 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3099 the source line is greater than 0.
3100 (remove_bb): Likewise.
3102 See ChangeLog.12 for earlier changes.