| blob | 88add3a577620564c95a627b358c9e91b2b63532 |
1 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3 PR target/16201
4 * arm.c (arm_eliminable_register): New function.
5 (adjacent_mem_locations): Don't allow eliminable registers. Use
6 HOST_WIDE_INT for address offsets.
7 * arm-protos.h (arm_eliminable_register): Add prototype.
9 2005-02-01 Steven Bosscher <stevenb@suse.de>
11 PR optimization/15242
12 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
13 * basic-block.h (duplicate_computed_gotos): Add prototype.
14 * bb-reorder.c (duplicate_computed_gotos): New function to
15 duplicate sufficiently small blocks ending in a computed jump.
16 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17 if not optimizing for size.
18 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
19 never do tail merging for blocks ending in a computed jump.
20 * doc/invoke.texi: Document the max-goto-duplication-insns param.
22 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
24 Patch from Richard Sandiford <rsandifo@redhat.com>
25 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
26 from inheriting a subreg equivalence with a non-spill register.
28 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
30 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
32 * config/frv/frv.c (movcc_fp_destination_operand): New.
33 (gpr_or_memory_operand): Fix typo in comment.
34 (gpr_or_memory_operand_with_scratch): New.
35 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
36 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
37 movcc_fp_destination_operand.
38 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
39 Legitimize memory addresses using a scratch register.
41 2005-01-31 Jeff Law <law@redhat.com>
43 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
44 bitmap a sparse bitmap instead of a simple bitmap.
45 (mark_def_sites_initialize_block): Corresponding changes.
46 (ssa_mark_def_sites_initialize_block): Likewise.
47 (ssa_mark_phi_uses): Likewise.
48 (mark_def_site, ssa_mark_def_sites): Likewise.
49 (mark_def_site_blocks): Likewise.
50 (rewrite_ssa_into_ssa): Likewise.
52 * tree-ssa-dom.c (record_cond): Pass correct variable type
53 for last argument to htab_find_slot_with_hash.
55 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
56 effects when optimizing 0 % X. Do not try to optimize X % 0.
58 2005-01-31 James E. Wilson <wilson@specifixinc.com>
60 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
61 1_mmalua.
63 2005-02-01 Eric Christopher <echristo@redhat.com>
65 * config/mips/mips.c (override_options): Warn if -mint64
66 is used.
67 * doc/invoke.texi (MIPS Options): Document that -mint64 is
68 deprecated.
70 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
72 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
73 timestamp.
74 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
75 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
76 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
77 (cached_regno): Initialize to INVALID_REGNUM.
78 (cse_reg_info_table_size,
79 cse_reg_info_table_first_uninitialized,
80 cse_reg_info_timestamp): New.
81 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
82 get_cse_reg_info.
83 (init_cse_reg_info, get_cse_reg_info_1): New.
84 (get_cse_reg_info): Cache the last look-up.
85 (new_basic_block): Update the code to clear mappings from
86 registers to cse_reg_info entries.
87 (cse_main): Call init_cse_reg_info.
89 * cse.c (get_cse_reg_info): Update a comment.
91 2005-01-31 Steven Bosscher <stevenb@suse.de>
93 PR c/19333
94 * c-decl.c (start_decl): Do not warn about arrays of elements with
95 an incomplete type here.
96 (grokdeclarator): Do it here by making a pedwarn an error.
97 * c-typeck.c (push_init_level): If there were previous errors with
98 the constructor type, do not warn about braces for initializers.
99 (process_init_element): Likewise for excess initializer elements.
101 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
103 * cse.c (delete_trivially_dead_insn): Don't iterate.
105 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
107 * config/rs6000/rs6000.md (copysignsf3): New expand.
108 (copysigndf3): Likewise.
110 2005-01-31 Steven Bosscher <stevenb@suse.de>
112 * recog.c (constrain_operands): Only look for earlyclobber operand
113 conflicts if an '&' constraint was seen.
115 2005-01-31 Marc Espie <espie@openbsd.org>
117 * config.gcc: Don't include embedded systems fragment, switches default
118 debugging format to ELF.
119 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
120 longer pick it up there.
122 2005-01-31 Dale Johannesen <dalej@apple.com>
124 * doc/extend.texi (nested functions): Fix linkage description.
125 Clarify that static is not allowed.
127 2005-01-31 Dale Johannesen <dalej@apple.com>
129 * config/rs6000/darwin.md (movsf_low_di): Make work.
130 (movdf_low_di): Make work.
132 2005-01-31 Dale Johannesen <dalej@apple.com>
134 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
135 Make work for 64 bit.
137 2005-01-31 Roger Sayle <roger@eyesopen.com>
138 Dale Johannesen <dalej@apple.com>
140 PR middle-end/19650
141 * fold-const.c (fold_binary_op_with_conditional_arg):
142 Make types match original operands, before STRIP_NOPS.
144 2005-01-31 Alan Modra <amodra@bigpond.net.au>
146 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
147 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
148 (struct gcc_sigcontext): Delete. Merge contents to..
149 (struct gcc_ucontext): ..here.
150 (get_sigcontext): Delete.
151 (get_regs): New function, like get_sigcontext but return regs ptr.
152 64-bit version finds regs from r1 to support vdso.
153 (ppc_linux_aux_vector): New function.
154 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
155 and vector regs.
157 2005-01-31 Ira Rosen <irar@il.ibm.com>
159 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
160 sizetype.
161 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
162 redundant fold. Fix misalignment for MINUS_EXPR.
163 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
164 (vect_analyze_pointer_ref_access): Likewise.
165 (vect_get_memtag_and_dr): Likewise.
167 2005-01-31 Richard Henderson <rth@redhat.com>
169 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
170 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
171 absnegdf2_i387, absnegxf2_i387): Likewise.
173 2005-01-31 Richard Henderson <rth@redhat.com>
175 PR 19696
176 * optabs.c (expand_copysign_absneg): New.
177 (expand_copysign_bit): Split out from ...
178 (expand_copysign): ... here. Use expand_copysign_absneg.
180 2005-01-30 Roger Sayle <roger@eyesopen.com>
182 PR middle-end/19697
183 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
184 constant as the second operand and a register as the third.
186 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
188 PR target/19704
189 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
190 that dllimport'd functions do not use all call-clobbered registers
191 to pass parameters.
193 2005-01-30 Richard Henderson <rth@redhat.com>
195 PR 19696
196 * optabs.c (expand_absneg_bit): Split out from expand_unop and
197 expand_abs_nojump and generalize. Use operand_subword and
198 emit_no_conflict_block. Support large modes.
199 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
200 back to maximum.
201 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
202 negation to subtraction.
203 (expand_copysign): Check that the format has signed zeros.
204 Use operand_subword and emit_no_conflict_block. Support large modes.
206 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
208 Fix PR tree-optimization/19624
210 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
211 * tree-ssa-pre.c: Add cfgloop.h.
212 Update comment.
213 (pre_stats): New member, constified.
214 (inserted_exprs): New static variable.
215 (NECESSARY): New macro.
216 (create_expression_by_pieces): Fold the expression, and
217 mark it as defaulting to not necessary. Also put in
218 inserted_exprs.
219 (fully_constant_expression): New function.
220 (insert_into_preds_of_block): Modify to not insert phis when we
221 are playing with induction variables.
222 Push phis onto the inserted_exprs vector, and mark them as not
223 necessary by default.
224 (insert_aux): Call fully_constant_expression on eprime.
225 If all edges produce the same value, mark it constant.
226 (mark_operand_necessary): New function.
227 (remove_dead_inserted_code): New function.
228 (init_pre): Init loop optimizer to get loop info.
229 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
230 (execute_pre): Commit edge inserts, then remove dead code.
232 2005-01-30 Richard Henderson <rth@redhat.com>
234 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
235 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
237 2005-01-30 Richard Henderson <rth@redhat.com>
239 PR target/19700
240 * config/i386/i386.c (ix86_expand_copysign): New.
241 (ix86_split_copysign_const): New.
242 (ix86_split_copysign_var): Rename from ix86_split_copysign,
243 rearrange op1/nmask operands.
244 * config/i386/i386-protos.h: Update.
245 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
246 (copysigndf3): Likewise.
247 (copysignsf3_const, copysigndf3_const): New.
248 (copysignsf3_var): Rename from copysignsf3, split out splitter
249 and fix split predicate for X constraint.
250 (copysigndf3_var): Similarly.
252 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
254 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
255 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
256 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
258 2005-01-29 Richard Henderson <rth@redhat.com>
260 PR target/19690
261 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
262 of # and * in constraints.
264 2005-01-29 Richard Henderson <rth@redhat.com>
266 PR middle-end/19689
267 * expr.c (store_field): Don't strip sub-mode cast when the input
268 data is even smaller.
270 2005-01-29 Richard Henderson <rth@redhat.com>
272 PR middle-end/19687
273 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
274 union being empty.
276 2005-01-29 Richard Henderson <rth@redhat.com>
278 * combine.c (make_field_assignment): Fix argument order
279 to gen_int_mode.
281 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
283 PR tree-optimization/15791
284 * fold-const.c (extract_array_ref): New function.
285 (fold): Fold comparisons between &a[i] and &a[j] or
286 semantically equivalent trees.
288 2005-01-29 Jeff Law <law@redhat.com>
290 * gcse.c (insert_expr_in_table): Revamp handling of available
291 and anticipatable occurrence lists to avoid unnecessary list
292 walking.
293 (insert_set_in_table): Similarly.
295 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
297 * c-common.c (fix_string_type): Just use c_build_qualified_type to
298 build string type.
299 (c_build_qualified_type): Build qualified array types with
300 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
301 * c-decl.c (c_make_fname_decl): Build unqualified array type
302 before qualified type.
303 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
304 type is qualified, not just if type itself is. Don't apply
305 qualifiers to array type when declarator is processed. Apply
306 qualifiers to field type whether or not it is an array type.
307 Don't handle array types specially for applying qualifiers to
308 variables.
309 * c-typeck.c (composite_type): Build unqualified element type and
310 array type when forming composite of array types.
311 (common_pointer_type, comptypes, comp_target_types,
312 type_lists_compatible_p, build_indirect_ref, build_array_ref,
313 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
314 types.
315 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
316 (args2) in variables a1 and a2.
318 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
320 * cse.c (n_elements_made, max_elements_made): Remove.
321 (insert): Don't touch n_elements_made.
322 (cse_main): Don't touch n_elements_made or max_elements_made.
324 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
326 PR target/15384
327 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
328 configuration part of dp-bit.c to be lost.
330 2005-01-28 Roger Sayle <roger@eyesopen.com>
332 * expmed.c (expand_mult_highpart_optab): When attempting to use
333 a non-widening multiplication in a wider mode, the operands need
334 to be converted (zero or sign extended) to that mode.
336 2005-01-28 Ian Lance Taylor <ian@airs.com>
338 PR middle-end/16558
339 PR middle-end/19583
340 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
341 through if both operands fall through.
343 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
345 * cse.c (fold_rtx) <PC>: Don't optimize.
347 2005-01-28 Jeff Law <law@redhat.com>
349 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
350 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
352 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
354 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
355 cse_reg_info_used_list_end): Remove.
356 (cse_reg_info_list, cse_reg_info_list_free): New.
357 (get_cse_reg_info): When allocating an instance of
358 cse_reg_info, add it to the beginning of the cse_reg_info_list
359 list. Remove code to maintain cse_reg_info_used_list.
360 (new_basic_block): Reset the free list to the beginning of
361 cse_reg_info_list.
363 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
365 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
366 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
367 (frv_expand_mdpackh_builtin): New function.
368 (frv_expand_builtin): Use it to expand __MDPACKH.
369 * doc/extend.texi (__MDPACKH): Update documentation.
371 2005-01-28 Uros Bizjak <uros@kss-loka.si>
373 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
374 SSE_FLOAT_MODE_P for use_sse computation.
376 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
378 PR target/19663
379 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
381 2005-01-27 Richard Henderson <rth@redhat.com>
383 * builtins.c (expand_builtin_copysign): New.
384 (expand_builtin): Call it.
385 * genopinit.c (optabs): Add copysign_optab.
386 * optabs.c (init_optabs): Initialize it.
387 (expand_copysign): New.
388 * optabs.h (OTI_copysign, copysign_optab): New.
389 (expand_copysign): Declare.
391 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
392 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
394 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
395 (ix86_expand_fp_absneg_operator): ... here.
396 (ix86_split_copysign): New.
397 * config/i386/i386-protos.h: Update.
398 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
399 (copysignsf3, copysigndf3): New.
401 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
402 (copysignsf3, ncopysignsf3): New.
403 (copysigndf3, ncopysigndf3): New.
404 (copysignxf3, ncopysignxf3): New.
405 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
407 2005-01-27 Arend Bayer <arend.bayer@web.de>
408 Kazu Hirata <kazu@cs.umass.edu>
410 * cse.c: (find_best_addr): Don't call copy_rtx before calling
411 fold_rtx. Save cost recomputation if fold_rtx did nothing.
412 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
413 NULL_RTX.
415 2005-01-27 Jeff Law <law@redhat.com>
417 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
418 definitions of SSA_NAMEs which are not being rewritten.
419 (rewrite_ssa_into_ssa): Only initialize the current definition
420 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
421 If checking is enabled, assert that SSA_NAME_AUX is clear for all
422 SSA_NAMEs before returning.
424 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
426 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
427 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
428 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
429 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
430 config/mips/iris6.h, config/sh/sh.c: Update copyright.
432 2005-01-27 Steven Bosscher <stevenb@suse.de>
434 PR middle-end/17278
435 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
436 higher to -O2 and higher. Likewise for tree PRE.
437 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
438 and better.
440 2005-01-27 Ian Lance Taylor <ian@airs.com>
442 PR middle-end/19583
443 * gimple-low.c (try_catch_may_fallthru): New static function.
444 (block_may_fallthru): Handle TRY_CATCH_EXPR.
445 * tree-inline.c (expand_call_inline): Don't warn about reaching
446 the end of a non-void function being inlined if the function uses
447 a return slot.
449 2005-01-27 Jakub Jelinek <jakub@redhat.com>
451 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
453 PR c/18946
454 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
455 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
456 (implicitly_declare): Handle error_mark_node.
458 2005-01-27 Richard Henderson <rth@redhat.com>
460 PR tree-opt/14329
461 * tree.h (struct tree_decl): Add debug_expr_is_from.
462 (DECL_DEBUG_EXPR_IS_FROM): New.
463 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
464 * dwarf2out.c (dwarf2out_var_location): Update to match.
465 * tree-outof-ssa.c (create_temp): Likewise.
466 * var-tracking.c (track_expr_p): Likewise.
467 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
468 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
469 * toplev.c (default_tree_printer): Likewise.
471 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
473 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
474 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
476 2005-01-27 Steven Bosscher <stevenb@suse.de>
478 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
479 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
480 ASM_CLOBBERS): Add tree checks.
482 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
483 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
484 * c-common.def (SWITCH_STMT): Update to match.
485 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
486 macros instead of SWITCH_EXPR ones.
487 * c-dump.c (c_dump_tree): Likewise.
488 * c-gimplify.c (gimplify_switch_stmt): Likewise.
489 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
491 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
493 2005-01-27 Alan Modra <amodra@bigpond.net.au>
495 * unwind-dw2.c (execute_stack_op): Add missing cases for
496 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
498 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
500 * config.gcc (Obsolete configurations): Remove 'dummy', add
501 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
502 sparc-*-openbsd*.
504 2005-01-26 Diego Novillo <dnovillo@redhat.com>
506 PR tree-optimization/19633
507 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
508 CALL_EXPRs.
509 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
510 are no call-clobbered variables.
511 * tree-outof-ssa.c (check_replaceable): Return false for calls
512 with side-effects.
514 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
516 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
517 even for variables with NULL DECL_INITIAL.
519 2005-01-26 Stuart Hastings <stuart@apple.com>
521 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
523 2005-01-26 Richard Henderson <rth@redhat.com>
525 PR middle-end/18008
526 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
527 field's type.
528 * expr.c (store_field): Strip conversions to odd-bit-sized types
529 if the destination field width matches.
531 2005-01-26 Richard Henderson <rth@redhat.com>
533 * c-decl.c, expmed.c, expr.c: Revert last change.
535 2005-01-26 Richard Henderson <rth@redhat.com>
537 PR middle-end/18008
538 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
539 field's type.
540 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
541 if we don't need the bits above those present in the current mode.
542 * expr.c (store_field): Strip conversions to odd-bit-sized types
543 if the destination field width matches.
545 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
547 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
548 either -ffast-math or -funsafe-math-optimizations is in use.
550 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
552 PR target/19293
553 PR target/19329
554 * config/avr/avr.c (notice_update_cc): Only set condition code for
555 ashrqi3 if shift count > 0.
556 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
557 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
558 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
559 count <= 0 as a no-op, and shift count >= width by copying zero
560 or sign bit to all bits of the result.
561 * config/avr/avr.md (all shifts): Add alternatives for zero shift
562 count, with attribute "length" set to 0 and "cc" set to "none".
564 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
566 * doc/invoke.texi: Document -mTLS.
568 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
569 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
570 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
571 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
572 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
573 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
574 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
575 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
577 * configure.ac: Check for a TLS capable gas.
579 * configure: Regenerate.
581 2005-01-26 Richard Henderson <rth@redhat.com>
583 PR middle-end/18008
584 * combine.c (make_field_assignment): Simplify store to zero_extract
585 from a source with an overlapping mask.
587 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
589 2004-11-11 Eric Christopher <echristo@redhat.com>
591 * config/frv/frv.md: Add fr400_integer automaton. Don't
592 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
593 to TYPE_MACC.
595 2005-01-26 Steven Bosscher <stevenb@suse.de>
597 PR middle-end/16585
598 * cfgbuild.c (make_edges): Do not clear or set
599 current_function_has_computed_jump.
600 * function.h (struct function): Remove the has_computed_jump field.
601 (current_function_has_computed_jump): Do not define.
602 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
603 in a computed jump. Ignore current_function_has_computed_jump.
605 2005-01-26 Richard Henderson <rth@redhat.com>
607 PR middle-end/19515
608 * expr.c (categorize_ctor_elements): New argument p_must_clear.
609 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
610 fully initialized.
611 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
612 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
613 objects into static storage if they have more than one non-zero value.
614 * tree.h (categorize_ctor_elements): Update decl.
616 2005-01-26 Steven Bosscher <stevenb@suse.de>
618 PR middle-end/19616
619 * tree.h (CALL_EXPR_TAILCALL): Add comment.
620 * calls.c (check_sibcall_argument_overlap_1): Revert the change
621 to this function from 2004-07-10.
622 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
623 the current function for tail call optimizations if the address
624 of one of it its arguments is taken.
626 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
628 * cse.c (fold_rtx): Call equiv_constant only when necessary.
630 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
632 * function.c (expand_function_end): If current_function_calls_alloca,
633 emit stack restore in a place that is reached when the function falls
634 through at the end.
636 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
638 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
639 rule to avoid matching inappropriate suffix rule.
641 2005-01-26 Jan Hubicka <jh@suse.cz>
643 PR tree-optimization/19241
644 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
646 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
648 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
649 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
650 of doubling.
651 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
652 <sim*>: Always use crt1.o, regardless of N in simN.
653 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
654 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
655 (CRT_CALL_STATIC_FUNCTION): Remove.
656 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
657 use crt1.o, regardless of N in simN.
658 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
659 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
660 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
661 case isystem setting.
662 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
664 2005-01-25 Ian Lance Taylor <ian@airs.com>
666 * gimple-low.c (block_may_fallthru): Correct handling of
667 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
669 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
671 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
672 handlers to match indentation; nested under the mtune=* handler.
673 Similar for mcpu= and march=.
675 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
677 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
678 * config/mips/linux64.h (LIB_SPEC): Likewise.
679 * config/mn10300/linux.h (LIB_SPEC): Likewise.
680 * config/sh/linux.h (LIB_SPEC): Likewise.
682 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
684 * config/frv/frv.c (frv_legitimize_tls_address): New.
685 (TARGET_HAVE_TLS): Define.
686 (FRV_SYMBOL_REF_TLS_P): Define.
687 (frv_override_options): Handle new register classes.
688 (frv_legitimate_address_p): Reject tls addresses.
689 (frv_legitimize_address): Handle TLS addresses.
690 (gen_inlined_tls_plt): New.
691 (gen_tlsmoff): New.
692 (frv_legitimize_tls_address): New.
693 (unspec_got_name): Add TLS entries.
694 (got12_operand): Add R_FRV_TLSMOFF12 case.
695 (frv_emit_move): Fixup TLS addresses.
696 (frv_emit_movsi): Legitimize TLS addresses.
698 * config/frv/frv.h (MASK_BIG_TLS): New.
699 (TARGET_BIG_TLS): New.
700 (HAVE_AS_TLS): Define.
701 (TARGET_SWITCHES): Add -mTLS and -mtls options.
702 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
703 (REG_CLASS_NAMES): Same.
704 (REG_CLASS_CONTENTS): Same.
705 (CONSTRAINT_LEN): New.
706 (REG_CLASS_FROM_CONSTRAINT): New.
707 (PREDICATE_CODES): Add symbolic_operand.
709 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
710 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
711 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
712 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
713 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
714 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
715 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
716 GR9_REG, GR14_REG, LRREG.
717 (type): Add load_or_call attribute.
718 ("load_or_call"): New reservation.
719 ("call_gettlsoff"): New.
720 ("tls_indirect_call"): New.
721 ("tls_load_gottlsoff12"): New.
722 ("tlsoff_hilo"): New.
723 ("tls_tlsdesc_ldd"): New.
724 ("tls_tlsoff_ld"): New.
725 ("tls_lddi"): New.
727 * config/frv/frv-protos.h (symbolic_operand): Protoize.
729 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
731 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
732 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
733 * config/frv/frv.c (TLS_BIAS): Define.
734 (frv_output_dwarf_dtprel): New.
736 2005-01-26 Jakub Jelinek <jakub@redhat.com>
738 PR rtl-optimization/19579
739 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
740 both A and B, see if they don't clobber registers the other expr uses.
742 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
744 * real.c (do_add): Initialize signalling and canonical members.
746 * real.c (real_from_integer): Zero out destination.
748 2005-01-18 Jan Hubicka <jh@suse.cz>
750 PR tree-optimize/19337
751 * tree-inline.c (initialize_inlined_parameters): Copy
752 saved_static_chain_decl only.
754 2005-01-25 Richard Henderson <rth@redhat.com>
756 PR target/19556
757 PR target/19584
758 * config/i386/i386.c (x86_inter_unit_moves): Zero.
759 (ix86_preferred_reload_class): Rewrite fp-constant section, with
760 80387 enabled, to return a proper subclass. Return the subset that
761 overlaps with GENERAL_REGS for PLUS.
762 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
764 2005-01-25 Richard Henderson <rth@redhat.com>
766 PR middle-end/19609
767 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
769 2005-01-25 Roger Sayle <roger@eyesopen.com>
771 * expmed.c (choose_multiplier): Change interface to return the
772 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
773 (expand_divmod): Update calls to choose_multiplier.
775 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
777 PR middle-end/19330
778 * expmed.c (extract_bit_field): Use adjust_address instead of
779 gen_lowpart when op0 is a MEM.
781 2005-01-24 Steven Bosscher <stevenb@suse.de>
783 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
785 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
787 * config/mips/irix-csr.c: New file.
788 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
789 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
790 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
791 executables.
793 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
795 PR bootstrap/19364
796 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
797 sparc/elf.h, add sparc/sp-elf.h.
798 (sparc-*-rtems*): Likewise.
799 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
800 tm-dwarf2.h, add sparc/sp-elf.h.
801 (sparc86x-*-elf): Likewise.
802 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
803 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
804 TARGET_OS_CPP_BUILTINS.
805 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
806 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
807 Undefine it.
808 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
809 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
810 (SWITCH_TAKES_ARG): Likewise.
811 (LOCAL_LABEL_PREFIX): Likewise.
812 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
813 (TARGET_N_FORMAT_TYPES): Delete.
814 (TARGET_FORMAT_TYPES): Likewise.
815 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
816 * config/sparc/elf.h: Delete.
817 * config/sparc/sp-elf.h: New file.
819 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
821 * tree-flow-inline.h (phi_arg_from_edge): Remove.
822 * tree-flow.h: Remove the corresponding prototype.
823 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
824 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
826 2005-01-24 Jakub Jelinek <jakub@redhat.com>
828 PR target/17751
829 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
830 for AIX ABI or ELF -fPIC.
831 (rs6000_emit_load_toc_table): Don't create toc_section here.
832 (rs6000_xcoff_file_start): Nor here.
834 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
836 * sh.c (ra.h): Don't #include.
837 (hard_regs_intersect_p): New function, resurrected from ra.c.
839 * sh.c: Fix 1996 Copyright.
841 2005-01-24 Richard Henderson <rth@redhat.com>
842 Aldy Hernandez <aldyh@redhat.com>
844 * regrename.c (note_sets): Handle subregs.
846 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
848 PR bootstrap/18058
849 * genconditions.c (write_header, write_conditions): Elide file if
850 not GCC >= 3.0.1.
852 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
854 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
855 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
856 Update copyright.
858 2005-01-24 Jakub Jelinek <jakub@redhat.com>
860 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
861 expand_builtin_printf, expand_builtin_fprintf,
862 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
863 checking against POINTER_TYPE.
864 (validate_arglist): Handle POINTER_TYPE code by checking
865 POINTER_TYPE_P.
867 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
869 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
870 init_rtlanal): New.
871 (for_each_rtx): Call for_each_rtx_1.
872 * rtl.h (init_rtlanal): Declare.
873 * toplev.c (backend_init): Call init_rtlanal.
875 2005-01-24 Jakub Jelinek <jakub@redhat.com>
877 * flow.c (propagate_one_insn): Formatting.
879 PR middle-end/19551
880 * flow.c (libcall_dead_p): Be more conservative if unsure.
881 If there are any instructions between insn and call, see if they are
882 all dead before saying the libcall is dead.
884 2005-01-24 Uros Bizjak <uros@kss-loka.si>
886 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
887 operand constraint for operand 0.
889 2005-01-23 Richard Henderson <rth@redhat.com>
891 PR 19486
892 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
893 edges leading to join block.
895 2005-01-23 Roger Sayle <roger@eyesopen.com>
897 * expmed.c (expand_mult_highpart): Make static. Change type of
898 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
899 (expand_divmod): Updates calls to expand_mult_highpart by using
900 gen_int_mode to pass a CONST_INT rtx.
901 * rtl.h (expand_mult_highpart): Remove prototype.
903 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
905 * flow.c (regset_bytes, regset_size): Remove.
907 * cfganal.c: Fix a reference to Harvey's paper.
909 2005-01-23 Steven Bosscher <stevenb@suse.de>
911 PR rtl-optimization/19464
912 * tree-optimize.c (init_tree_optimization_passes): Add one more
913 copyrename pass just before out-of-ssa.
915 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
917 PR bootstrap/18058
918 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
919 * ggc-none.c (ggc_free): Define.
921 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
923 * cse.c (max_reg, max_insn_uid): Remove.
924 (cse_main): Don't access max_reg or max_insn_uid.
926 * c-common.c (explicit_flag_signed_bitfields,
927 lang_statement_code_p, lang_expand_function_end): Remove.
928 * c-common.h: Remove the corresponding declarations.
929 * c-opts.c (c_common_handle_option): Remove all write access
930 to explicit_flag_signed_bitfields.
932 * cgraph.c (cgraph_varpool_n_nodes): Remove.
933 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
934 * cgraph.h: Remove the corresponding declaration.
936 * gcse.c (null_pointer_info): Remove.
938 2005-01-23 Roger Sayle <roger@eyesopen.com>
939 Eric Botcazou <ebotcazou@libertysurf.fr>
941 * combine.c (simplify_logical): Only simplify logical expressions
942 of the form ior(and(x,y),z) by the inverse distributive law if the
943 result is cheaper than the original.
945 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
947 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
948 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
949 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
950 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
951 config/freebsd-spec.h, config/arm/arm.h,
952 config/h8300/h8300.md, config/i386/i386.md,
953 config/i386/predicates.md, config/i386/sse.md,
954 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
955 config/vax/vax.md: Fix comment typos. Follow spelling
956 conventions.
958 2005-01-23 Steven Bosscher <stevenb@suse.de>
960 * gengtype.c (walk_type): Produce `not equal to' compares for loop
961 tests, instead of `less than'.
963 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
965 * function.c (assign_parm_setup_block): When creating a new stack slot
966 for a parameter, get its alignment from the parameter's DECL_ALIGN
967 rather than the type's TYPE_ALIGN. Make sure that the parameter
968 is at least word aligned.
970 2005-01-22 Roger Sayle <roger@eyesopen.com>
972 PR middle-end/19378
973 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
975 2005-01-22 Richard Henderson <rth@redhat.com>
977 PR target/19506
978 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
979 in both compare operands.
980 (movdfcc_1_sse_max): Likewise.
981 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
982 (movdfcc_1_sse): Likewise.
983 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
984 scratch register as needed.
986 2005-01-22 Richard Henderson <rth@redhat.com>
988 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
990 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
992 2005-01-22 Richard Henderson <rth@redhat.com>
994 * genopinit.c (optabs): Use smin/smax for floating point too.
995 * doc/md.texi: Update to match. Clarify that floating point
996 results are undefined for +0/-0 and NaN.
997 * doc/rtl.texi: Likewise.
998 * rtl.def (SMIN, SMAX): Likewise
999 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1001 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1002 leading 's' to the name.
1003 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1004 smaxxf3, sminxf3): Likewise.
1005 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1006 Likewise.
1008 2005-01-22 Paul Brook <paul@codesourcery.com>
1010 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1012 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1014 * config/s390/s390.c (struct processor_costs): New fields
1015 dlgr, dlr, dr, dsgfr, dsgr.
1016 (z900_cost, z990_cost): Values for new fields.
1017 (s390_rtx_costs): New cases MEM und COMPARE in switch
1018 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1019 DIV, MOD, UDIV, UMOD.
1021 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1023 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1024 into the register being decremented.
1025 ("doloop_si31", "doloop_di"): Likewise.
1026 ("*doloop_si_long"): Adapt pattern.
1028 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1030 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1031 access registers.
1032 (CLASS_MAX_NREGS): Likewise.
1034 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1036 * doc/tree-ssa.texi (Statement Operands): Add example for new
1037 must-def macro. Note deprecation of old operands interface.
1039 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1041 PR tree-optimization/19484
1042 * tree-cfg.c (remove_fallthru_edge): New function.
1043 (cleanup_control_flow): Remove fallthru edges from calls that are
1044 now known not to return.
1046 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1048 Fix PR tree-optimization/19038
1049 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1050 copies with loop variant ones.
1052 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1054 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1055 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1056 config/alpha/alpha.md, config/alpha/predicates.md,
1057 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1058 config/sparc/sol2.h: Update copyright.
1060 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1061 first label to see if it is a nonlocal label.
1063 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1064 Andrew Pinski <pinskia@physics.uc.edu>
1066 PR target/19491
1067 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1068 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1070 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1072 * config/rs6000/rtems.h: Update copyright.
1074 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1076 PR target/19548
1077 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1078 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1079 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1081 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1083 PR c/18809
1084 * c-typeck.c (convert_arguments): Check for error_mark_node.
1086 2005-01-21 Ian Lance Taylor <ian@airs.com>
1088 PR tree-optimization/13000
1089 * tree-inline.c: Include "tree-flow.h".
1090 (expand_call_inline): If warn_return_type, warn if non-void inline
1091 function falls through.
1092 * tree-cfg.c (execute_warn_function_return): Don't warn about
1093 control reaching end if TREE_NO_WARNING is set. Set
1094 TREE_NO_WARNING.
1095 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1096 has been lowered.
1097 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1098 branch if we don't need one.
1099 * c-typeck.c: Include "tree-flow.h"
1100 (c_finish_bc_stmt): Don't add a goto if the current statement
1101 list doesn't fall through to the current point.
1103 2005-01-21 Roger Sayle <roger@eyesopen.com>
1105 PR rtl-optimization/576
1106 * real.c (real_arithmetic): Change return type from void to bool
1107 to return an indication that the result may be inexact.
1108 * real.h (real_arithmeric): Update prototype.
1109 * fold-const.c (const_binop): Don't constant fold floating
1110 point expressions when the user specifies -frounding-math and
1111 the result may depend upon the run-time rounding mode.
1112 (fold_convert_const_real_from_real): Clean-up.
1113 (fold_initializer): Ignore flag_rounding_math for initializers.
1114 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1115 constant fold FP operations with flag_rounding_math if the
1116 result may depend upon the run-time rounding mode.
1118 2005-01-21 Tom Tromey <tromey@redhat.com>
1120 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1122 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1124 * tree-cfg.c: Fix comment typos.
1126 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1128 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1129 around the call to rest_of_handle_branch_target_load_optimize.
1131 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1133 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1134 (sparc64-*-openbsd*): Likewise.
1135 (sparclite-*-elf*): Include tm-dwarf2.h.
1136 (sparc86x-*-elf*): Likewise.
1137 (sparc64-*-elf*): Likewise.
1138 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1139 (DBX_DEBUGGING_INFO): Likewise.
1140 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1141 (PREFERRED_DEBUGGING_TYPE): Likewise.
1142 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1143 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1144 (PREFERRED_DEBUGGING_TYPE): Likewise.
1145 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1146 (PREFERRED_DEBUGGING_TYPE): Likewise.
1147 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1149 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1151 PR target/18701
1152 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1154 2005-01-20 Paul Brook <paul@codesourcery.com>
1156 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1158 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1160 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1161 label is first in a sequence of labels.
1163 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1165 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1166 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1168 * doc/sourcebuild.texi (Test Directives): New.
1170 2005-01-20 Roger Sayle <roger@eyesopen.com>
1172 * real.c (real_floor): Don't leave the result uninitialized when
1173 mode is VOIDMode, but return the unrounded intermediate value.
1174 (real_ceil): Likewise.
1176 2005-01-20 Paul Brook <paul@codesourcery.com>
1178 * config/arm/arm.md (insv): Use gen_int_mode.
1180 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1182 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1183 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1184 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1185 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1186 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1188 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1190 Fix PR debug/19124
1191 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1192 fbreg, so we have to assume we can't.
1193 (loc_descriptor_from_tree_1): Ditto.
1194 (containing_function_has_frame_base): New function.
1195 (add_location_or_const_value_attribute): Use it.
1196 Also try to generate a frame_base from a single element location
1197 list.
1199 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1201 PR tree-optimization/15349
1202 * timevar.def (TV_TREE_MERGE_PHI): New.
1203 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1204 PHI_WANTED.
1205 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1206 calls to tree_forwarder_block_p.
1207 (remove_forwarder_block_with_phi, merge_phi_nodes,
1208 gate_merge_phi, pass_merge_phi): New.
1209 * tree-optimize.c (init_tree_optimization_passes): Add
1210 pass_merge_phi.
1211 * tree-pass.h: Add an extern for pass_merge_phi;
1213 2005-01-20 Richard Henderson <rth@redhat.com>
1215 PR target/19418
1216 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1217 (_mm_castps_pd, _mm_castps_si128): New.
1218 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1220 2005-01-20 Richard Henderson <rth@redhat.com>
1222 PR target/19530
1223 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1224 __builtin_ia32_vec_init_v2si.
1225 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1226 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1227 (ix86_init_mmx_sse_builtins): Create it.
1228 (ix86_expand_builtin): Expand it.
1229 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1230 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1231 (vec_extractv2si_0, vec_extractv2si_1): New.
1233 2005-01-20 Richard Henderson <rth@redhat.com>
1235 PR target/16533
1236 * config/i386/i386.c (ix86_expand_push): New.
1237 * config/i386/mmx.md (push<MMXMODE>1): New.
1238 * config/i386/sse.md (push<SSEMODE>1): New.
1239 * config/i386/i386-protos.h: Update.
1241 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1243 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1244 copyright.
1246 2005-01-20 Richard Henderson <rth@redhat.com>
1248 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1249 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1251 2005-01-19 Richard Henderson <rth@redhat.com>
1253 PR target/19350
1254 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1255 to V4SFmode in SSE1 fallback load path.
1257 2005-01-19 Richard Henderson <rth@redhat.com>
1259 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1260 in QImode expansion to ix86_expand_vector_set.
1261 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1263 2005-01-19 Richard Henderson <rth@redhat.com>
1265 PR target/19511
1266 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1267 subclass of the input class.
1268 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1269 Always true for cross-SSE1 classes. Rationalize conditionals.
1270 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1271 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1272 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1273 (movdi_2): Add MMX/SSE zeros.
1274 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1275 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1276 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1277 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1278 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1279 (zero_extendsidi2_rex64_1): Remove.
1280 (MOV0 peephole): Check GENERAL_REG_P.
1282 2005-01-19 Richard Henderson <rth@redhat.com>
1284 PR target/19427
1285 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1286 shufps elements.
1287 (ix86_expand_vector_extract): Likewise.
1289 2005-01-19 Richard Henderson <rth@redhat.com>
1291 PR middle-end/19304
1292 * expr.c (emit_move_change_mode): New argument force; use
1293 simplify_gen_subreg if true.
1294 (emit_move_via_alt_mode): Merge into ...
1295 (emit_move_via_integer): ... here.
1296 (emit_move_ccmode): Use emit_move_change_mode directly.
1298 2005-01-19 Richard Henderson <rth@redhat.com>
1300 PR target/19518
1301 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1302 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1303 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1304 rtl if true.
1305 (alpha_emit_set_const): Likewise. Make static.
1306 (alpha_emit_set_long_const): Make static.
1307 (alpha_extract_integer): Split out from alpha_expand_mov.
1308 (alpha_split_const_mov): Likewise.
1309 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1310 (alpha_legitimate_constant_p): New.
1311 * config/alpha/alpha-protos.h: Update.
1312 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1313 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1314 * config/alpha/alpha.md (movsi): Add n alternative.
1315 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1316 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1317 (splitters for all of the above): Use alpha_split_const_mov.
1318 * config/alpha/predicates.md (non_add_const_operand): New.
1319 (non_zero_const_operand): New.
1320 (input_operand): Use alpha_legitimate_constant_p after reload.
1322 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1324 PR tree-optimization/19038
1325 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1326 (add_candidate): Add ivs with increment in latch only if
1327 allow_ip_end_pos_p is true.
1328 (determine_iv_cost): Use empty_block_p.
1330 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1332 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1333 (compute_dominance_frontiers): Ditto.
1335 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1337 PR target/19529
1338 * config/sh/t-rtems: New.
1339 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1341 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1343 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1344 the offset of the selected field.
1346 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1348 * tree-cfg.c (remove_forwarder_block): Fix the check to
1349 prevent a nonlocal label from appearing in the middle of a
1350 basic block.
1352 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1354 PR rtl-optimization/19462
1355 * reorg.c (find_end_label): Create return insn only if
1356 current_function_epilogue_delay_list is empty.
1358 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1360 * doc/passes.texi: Remove paragraph mentioning new-ra.
1362 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1364 PR rtl-optimization/15139
1365 * combine.c: Include params.h.
1366 (count_rtxs): New function.
1367 (record_value_for_reg): If replace_rtx would replace at least
1368 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1369 (clobber (const_int 0)) instead of TEM.
1370 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1371 * params.h (MAX_LAST_VALUE_RTL): New.
1372 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1373 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1375 PR c/17297
1376 * c-typeck.c (digest_init): Only call build_vector if all constructor
1377 elements are *_CST nodes.
1378 * gimplify.c (gimplify_init_constructor): Likewise.
1380 PR middle-end/19164
1381 * c-typeck.c (digest_init): Only call build_vector if inside_init
1382 is a CONSTRUCTOR.
1384 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1386 * toplev.c (init_asm_output): Remove dead #ifdef.
1388 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1390 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1392 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1394 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1395 accessing DECL_FUNCTION_CODE.
1396 * dojump.c (do_jump): Likewise.
1397 * gimplify.c (gimplify_call_expr): Likewise.
1398 * predict.c (expr_expected_value): Likewise.
1399 (strip_builtin_expect): Likewise.
1400 * tree-inline.c (estimate_num_insns_1): Likewise.
1401 * tree-ssa-loop-im.c (stmt_cost): Likewise
1402 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1403 (tree_expr_nonnegative_p): Likewise.
1405 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1407 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1408 variant of the load_pcrel_sym pattern.
1409 * config/sparc/sparc.md (P macro): Move to the top.
1410 (load_pcrel_sym): Macroize using P.
1411 (save_register_window): Likewise.
1413 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1415 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1416 ("sordered"): Same.
1418 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1420 PR C/19472
1421 * c-typeck.c (build_asm_expr): Strip nops off
1422 input memory operands.
1424 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1426 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1427 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1428 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1429 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1431 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1433 PR target/19379
1434 * config/i386/i386.c (override_options): If the 80387 is disabled,
1435 then do not return FP values using FP registers.
1437 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1439 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1440 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1441 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1442 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1443 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1444 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1445 output.h, postreload-gcse.c, postreload.c, recog.c,
1446 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1447 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1448 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1449 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1450 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1451 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1452 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1453 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1455 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1456 config/alpha/alpha.c, config/arm/vfp.md,
1457 config/i386/emmintrin.h, config/i386/i386-modes.def,
1458 config/i386/i386-protos.h, config/i386/i386.h,
1459 config/i386/pmmintrin.h, config/i386/ppro.md,
1460 config/i386/predicates.md, config/i386/xmmintrin.h,
1461 config/i860/i860.c, config/ia64/ia64-modes.def,
1462 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1463 config/ia64/ia64.md, config/ia64/itanium1.md,
1464 config/ia64/itanium2.md, config/ia64/predicates.md,
1465 config/iq2000/iq2000.h, config/mips/linux64.h,
1466 config/rs6000/aix41.h, config/rs6000/aix43.h,
1467 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1468 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1469 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1470 config/sparc/linux64.h, config/sparc/litecoff.h,
1471 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1472 config/sparc/sparc.h, config/sparc/sparc.md,
1473 config/sparc/sysv4-only.h: Update copyright.
1475 2005-01-18 Richard Henderson <rth@redhat.com>
1477 PR target/19496
1478 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1480 2005-01-18 Marc Espie <espie@openbsd.org>
1481 * config/i386/openbsdelf.h: Typo.
1483 2005-01-18 Richard Henderson <rth@redhat.com>
1485 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1486 special case for sse.
1487 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1489 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1491 * tree-inline.c (estimate_num_insns_1): Added cases for
1492 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1494 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1496 PR rtl-optimization/19296
1497 * combine.c (simplify_comparison): Rewrite the condition under
1498 which a non-paradoxical SUBREG of a PLUS can be lifted when
1499 compared against a constant.
1501 2005-01-18 Andi Kleen <ak@muc.de>
1503 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1504 * c.opt (-Wpointer-sign): Add.
1505 * doc/invoke.texi: (-Wpointer-sign): Add.
1507 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1509 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1510 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1511 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1512 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1513 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1514 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1515 for TARGET_MIX_SSE_I387.
1516 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1517 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1518 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1519 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1520 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1521 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1522 TARGET_MIX_SSE_I387.
1523 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1524 from expander.
1526 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1528 PR target/19424
1529 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1530 Add movaps alternative for xmm reg->reg move.
1532 2005-01-17 Jeff Law <law@redhat.com>
1534 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1535 at the end of the main DOM loop rather than just before DOM exits.
1537 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1539 PR tree-optimization/19121
1540 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1541 adding aliases to a name tag, also add them to the pointer's
1542 type tag.
1543 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1544 sensitive alias info at all. Only check that the two pointers
1545 have compatible pointed-to sets.
1546 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1547 a pointer's type tag is a superset of the alias set of the
1548 pointer's name tag.
1550 2005-01-17 James E Wilson <wilson@specifixinc.com>
1552 PR target/19357
1553 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1554 comment to document why.
1556 2005-01-17 Richard Henderson <rth@redhat.com>
1558 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1559 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1560 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1561 sse2_vmsminv2df3_finite): New.
1562 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1563 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1564 Force op1 into register.
1566 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1568 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1569 bubblestrap from always rebuilding build directory.
1571 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1573 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1574 ("*cmpmem_short"): Likewise.
1576 2005-01-17 Steven Bosscher <stevenb@suse.de>
1578 * basic-block.h: Document BB_* flags.
1579 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1580 use an sbitmap instead.
1581 * sched-rgn.c (compute_trg_info): Likewise.
1583 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1585 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1586 redundant target_cpu_default and extra_parts lines. Use the default
1587 "from-abi" ISA.
1588 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1589 (SUBTARGET_EXTRA_SPECS): Delete.
1590 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1591 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1592 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1593 and "n32" for -mabi=n32.
1595 2005-01-17 Ian Lance Taylor <ian@airs.com>
1597 PR c/5675
1598 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1599 fold constant variables into initial values.
1601 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1603 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1605 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1606 through the statements backward.
1608 2005-01-17 Ian Lance Taylor <ian@airs.com>
1610 PR middle-end/13127:
1611 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1612 a variable set to the return value of the inlined function.
1614 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1616 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1617 when modes are tieable.
1619 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1621 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1622 of pthread_create to find out if threads are enabled.
1623 * gthr-posix95.h (__gthread_active_p): Likewise.
1625 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1627 * common.opt (-fnew-ra): Remove.
1628 * ra*.*: Remove.
1629 * toplev.h (flag_new_regalloc): Remove.
1630 * Makefile.in (ra*.*): Don't mention.
1631 * passes.c (rest_of_handle_new_regalloc): Remove.
1632 (rest_of_handle_combine, rest_of_compilation): Always consider
1633 flag_new_regalloc as false.
1634 * doc/invoke.texi: Don't document -fnew-ra.
1636 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1638 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1639 last parameter to reg_scan.
1640 * loop.c (loop_optimize): Likewise.
1641 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1642 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1643 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1644 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1645 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1646 * regclass.c (reg_scan): Likewise, for the declaration.
1647 * rtl.h (reg_scan): Likewise, for the prototype.
1649 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1651 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1652 mark_dfs_back_edges.
1654 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1656 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1657 (compute_avail): Uses don't go in tmp_gen.
1659 2005-01-16 Steven Bosscher <stevenb@suse.de>
1661 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1662 loop to look for a free slot in a page entry.
1664 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1666 PR target/16304
1667 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1668 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1669 just before targetm.asm_out.file_end.
1670 * tree.h (process_pending_assemble_output_defs): Declare.
1671 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1672 New functions.
1673 (assemble_alias): Defer generation of assembly code for defines when
1674 TARGET_DEFERRED_OUTPUT_DEFS is true.
1675 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1676 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1677 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1679 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1681 PR target/19336
1682 * pa.c (pa_scalar_mode_supported_p): New function.
1683 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1684 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1686 * pa-protos.h (prefetch_operand): Delete.
1687 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1688 * pa.c (prefetch_operand): Delete.
1689 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1690 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1691 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1692 and prefetch_nocc_operand.
1693 * pa.md (prefetch): Rework to avoid reload problems handling short
1694 displacements when a cache control completer needs to be provided.
1695 (prefetch_32, prefetch_64): Delete.
1696 (prefetch_cc, prefetch_nocc): New patterns.
1698 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1700 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1702 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1704 PR ada/19388
1705 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1706 exceeds maximum alignment for global common data.
1707 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1708 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1710 2004-01-15 Roger Sayle <roger@eyesopen.com>
1712 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1714 2004-01-15 Roger Sayle <roger@eyesopen.com>
1716 * harg-reg-set.h (reg_class_names): Prototype global array.
1717 * regclass.c (reg_class_names): Declare here and initialize to
1718 REG_CLASS_NAMES.
1719 (dump_regclass): Remove local declaration of reg_class_names.
1720 (regclass): Likewise.
1721 * cfg.c (dump_flow_info): Likewise.
1722 * ra-debug.c (reg_class_names): Likewise.
1723 * regrename.c (reg_class_names): Likewise.
1724 * reload.c (reg_class_names): Likewise.
1725 * reload1.c (spill_failure): Likewise.
1726 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1728 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1730 * config/s390/s390.md ("reload_outti"): Remove predicate for
1731 output operand. Abort if operand is not a MEM.
1732 ("reload_outdi", "reload_outdf"): Likewise.
1734 2005-01-15 Marc Espie <espie@openbsd.org>
1736 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1737 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1738 * config/openbsd.h: Fix C++ includes for native configurations.
1739 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1740 Add trampoline support.
1741 * config/i386/openbsdelf.h: New.
1743 2005-01-15 Marc Espie <espie@openbsd.org>
1745 * collect2.c (main): Explicitly parse -dynamic-linker option.
1747 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1749 PR tree-optimization/19060
1750 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1751 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1752 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1753 and handle extract_range_from_cond returning false.
1754 * fold-const.c (fold): Optimize comparisons with min/max even for
1755 width > HOST_BITS_PER_WIDE_INT.
1757 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1759 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1760 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1761 Remove little endian multilib variants.
1762 Add mips32 multilib variant.
1764 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1766 * explow.c (copy_all_reg, stabilize): Remove.
1767 * expr.h: Remove the corresponding prototypes.
1769 * rtlanal.c (regs_set_between_p): Remove.
1770 * rtl.h: Remove the corresponding prototype.
1772 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1774 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1775 to rs6000_nonimmediate_operand.
1776 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1777 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1778 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1779 rs6000_nonimmediate_operand.
1780 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1781 rs6000_nonimmediate_operand.
1783 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1785 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1787 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1789 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1790 on e500v2.
1791 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1792 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1794 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1795 (rs6k_nonimmediate_operand): New.
1796 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1797 correctly.
1798 (legitimate_lo_sum_address_p): Same.
1799 (rs6000_legitimize_address): Same.
1800 (rs6000_legitimize_reload_address): Same.
1801 (rs6000_legitimate_address): Same.
1802 (spe_build_register_parallel): Pass DF and DC modes in a DI
1803 register.
1805 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1806 to rs6k_nonimmediate_operand.
1808 * config/rs6000/spe.md ("*frob_df_di"): New.
1809 ("*frob_di_df"): New.
1810 ("*frob_di_df_2"): New.
1811 ("*mov_sidf_e500_subreg0"): New.
1812 ("*mov_sidf_e500_subreg4"): New.
1813 ("*movdf_e500_double"): Change predicate to
1814 rs6k_nonimmediate_operand.
1816 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1818 * postreload.c (move2add_note_store): Only call
1819 trunc_int_for_mode on scalar integers.
1821 2005-01-14 Steven Bosscher <stevenb@suse.de>
1823 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1824 replace BB_VISITED uses.
1825 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1826 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1827 (tree_dce_done): Free visited_control_parents.
1828 (perform_tree_ssa_dce): Allocate and clear it.
1829 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1830 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1831 instead of BB_VISITED.
1833 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1835 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1836 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1837 Remove unused prototypes.
1839 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1841 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1842 64-bit register usage.
1843 (spe_func_has_64bit_regs_p): Add FIXME note.
1845 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1847 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1848 flag_finite_math_only with flag_unsafe_math_optimizations.
1850 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1852 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1853 end-of-stack check.
1854 (__tpf_eh_return): Copy TPF private stack area from the module
1855 boundary stack frame. Add check for when module addresses are
1856 equal, but no stub address is found.
1858 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1860 PR target/7525
1861 * arm.h (struct machine_function): Add call_via field.
1862 (thumb_call_via_label): Declare.
1863 * arm.c (thumb_call_via_label): New variable.
1864 (thumb_call_reg_needed): New variable.
1865 (arm_output_function_epilogue): For Thumb code, output any per-function
1866 call-indirect trampolines.
1867 (thumb_call_via_reg): New function.
1868 (arm_file_end): New function.
1869 (TARGET_ASM_FILE_END): Call arm_file_end.
1870 (aof_file_end): Likewise.
1871 * arm-protos.h (thumb_call_via_reg): Declare.
1872 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1873 thumb_call_via_reg in normal case.
1875 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1877 PR middle-end/19084
1878 PR rtl-optimization/19348
1879 * recog.c (peephole2_optimize): Do global life update if some peephole
1880 decides it doesn't need at least one of its inputs and that change
1881 influences liveness at the start of the basic block.
1883 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1884 arguments instead of 1.
1886 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1888 PR middle-end/18820
1889 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1890 zero for nested functions needing a static chain or functions
1891 with a non-constant address.
1893 2005-01-13 Roger Sayle <roger@eyesopen.com>
1895 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1896 (and (sign_extend X) C) into (zero_extend (and X C)).
1898 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1900 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1902 2005-01-13 Richard Henderson <rth@redhat.com>
1904 PR target/19009
1905 PR target/19250
1906 PR target/19252
1907 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1908 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1909 not just TARGET_SSE.
1910 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1911 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1912 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1913 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1914 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1915 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1916 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1917 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1918 (movdicc_c_rex64): Rename with '*'.
1919 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1920 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1921 (movsfcc_1_387): Rename from movsfcc_1.
1922 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1923 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1924 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1925 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1926 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1927 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1928 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1929 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1930 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1931 sse_movdfcc_const0_4): Remove.
1932 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1933 recognize min/max early. Update for changed sse cmove patterns.
1934 (ix86_split_sse_movcc): New.
1935 * config/i386/i386-protos.h: Update.
1937 2005-01-13 Steven Bosscher <stevenb@suse.de>
1939 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1940 (fix_stmt_v_may_defs): Likewise.
1942 2005-01-13 Richard Henderson <rth@redhat.com>
1944 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1945 for converting the mask.
1947 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1949 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1950 definition to 600.
1952 2005-01-13 Richard Henderson <rth@redhat.com>
1954 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1955 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1956 IX86_BUILTIN_MOVDQ2Q): Remove.
1957 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1958 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1959 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1960 shuffling.
1961 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1962 (sse2_pextrw): Fix immediate constraint.
1963 (sse2_loadq, sse2_loadq_rex64): Remove.
1964 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1965 Use __builtin_ia32_vec_ext_<size>.
1966 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1968 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1970 * function.c (assign_parm_setup_block): Look inside original
1971 entry_parm when inspecting PARALLEL.
1973 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1974 Joel Sherrill <joel@oarcorp.com>
1976 PR target/19399
1977 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1978 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1979 rtems_gxx_recursive_mutex_init.
1980 (__gthread_recursive_mutex_lock): New function.
1981 (__gthread_recursive_mutex_trylock): Likewise.
1982 (__gthread_recursive_mutex_unlock): Likewise.
1984 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1986 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1988 2005-01-13 Jan Beulich <jbeulich@novell.com>
1990 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1991 (ashrti3_internal): Indicate output is early clobber. Generate result
1992 into output rather than first input. Use move for low word of output
1993 if shift count is exactly 64.
1994 (lshrti3_internal): Likewise.
1996 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1998 PR target/18329
1999 PR target/18330
2000 * reload1.c (delete_output_reload): Don't delete an output reload
2001 if the pseudo lives longer than a single basic block. Adjust and
2002 improve wording of comment.
2004 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2006 PR target/19334
2007 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2008 of TYPE_SIZE where we mean the number of bytes.
2010 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2012 * function.c (assign_parm_setup_block): Relax condition on
2013 multi-register optimization.
2015 2005-01-12 Nick Clifton <nickc@redhat.com>
2017 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2018 an "in_delay_slot" attribute of "no" to prevent them being used in
2019 delay slots. This is forbidden because they might generate
2020 exceptions.
2022 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2024 PR target/19389
2025 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2026 with r->Y and Y->r.
2028 2005-01-12 Nick Clifton <nickc@redhat.com>
2030 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2031 passed on to GAS) but do not define, as GAS no longer supports or
2032 needs the -m2000 option.
2034 2005-01-11 Roger Sayle <roger@eyesopen.com>
2036 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2037 type as args of unprototyped builtins aren't automatically promoted.
2038 (fold_builtin_abs): Likewise.
2040 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2042 * Makefile.in: Set a `build-warn' variable.
2044 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2046 PR tree-optimization/17949
2047 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2048 (find_interesting_uses_address): Use it.
2050 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2052 * regrename.c (kill_value): Handle subreg's that won't simplify.
2054 2005-01-11 Richard Henderson <rth@redhat.com>
2056 PR target/13366
2057 * config/i386/i386.h (enum ix86_builtins): Move ...
2058 * config/i386/i386.c: ... here.
2059 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2060 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2061 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2062 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2063 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2064 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2065 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2066 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2067 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2068 IX86_BUILTIN_LOADDDUP): Remove.
2069 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2070 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2071 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2072 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2073 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2074 (ix86_init_builtins): Make static.
2075 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2076 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2077 if all the modes match. Otherwise, fake it.
2078 (get_element_number, ix86_expand_vec_init_builtin,
2079 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2080 (ix86_expand_builtin): Make static. Update for changed builtins.
2081 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2082 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2083 (ix86_expand_vector_init_duplicate): New.
2084 (ix86_expand_vector_init_low_nonzero): New.
2085 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2086 Split out from ix86_expand_vector_init; handle integer modes.
2087 (ix86_expand_vector_init): Use them.
2088 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2089 * config/i386/i386-protos.h: Update.
2090 * config/i386/predicates.md (reg_or_0_operand): New.
2091 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2092 (movv2sf_internal): Likewise. And a splitter to match them all.
2093 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2094 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2095 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2096 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2097 (mmx_pinsrw): Fix operand ordering.
2098 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2099 rather than sse_loadss expander.
2100 (movv2df splitter): Similarly.
2101 (sse_loadss, sse_loadlss): Remove.
2102 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2103 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2104 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2105 (sse3_movddup): Rename with '*'.
2106 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2107 (sse2_loadsd): Remove.
2108 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2109 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2110 (sse2_pinsrw): Fix argument ordering.
2111 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2112 (sse2_stored): Remove 'r' destination.
2113 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2114 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2115 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2116 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2117 vec_extractv16qi, vec_initv16qi): New.
2119 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2120 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2121 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2122 constructor form.
2123 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2124 (_mm_load_si128, _mm_store_si128): Likewise.
2125 (_mm_load1_pd): Use _mm_set1_pd.
2126 (_mm_load_sd): Use _mm_set_sd.
2127 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2128 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2129 (_mm_set_epi64): Use _mm_set_epi64x.
2130 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2131 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2132 _mm_setr_epi8): Use _mm_set_foo form.
2133 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2134 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2135 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2136 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2137 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2138 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2139 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2140 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2141 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2142 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2143 (_mm_movedup_pd): Use _mm_shuffle_pd.
2144 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2145 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2146 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2147 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2148 Use _mm_setzero_ps.
2149 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2150 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2151 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2152 (_mm_store_ps): Use raw dereference.
2153 (_mm_store1_ps): Use _mm_storeu_ps.
2154 (_mm_storer_ps): Use _mm_store_ps.
2155 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2156 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2158 2005-01-11 Stan Shebs <shebs@apple.com>
2160 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2161 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2163 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2165 PR target/18761
2166 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2167 Skip all DECLs except for FIELD_DECLs.
2169 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2171 * config/s390/s390.c (override_options): Return error if
2172 -mbackchain, -mpacked-stack and -mhard-float are used together.
2173 (s390_va_start): Remove the backchain && packed-stack special case.
2174 (s390_gimplify_va_arg): Likewise.
2175 * doc/invoke.texi: Remove the ABI incompatibility note.
2177 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2179 * config/s390/s390.c (struct s390_frame_layout): Remove
2180 save_backchain_p.
2181 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2182 save_backchain_p with TARGET_BACKCHAIN.
2184 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2186 PR target/18916
2187 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2188 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2189 * function.c (locate_and_pad_parm): Set new field.
2190 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2191 Tweak where_pad test to include "none". Always set mem align for
2192 stack_parm.
2193 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2194 not sufficient for type.
2195 (assign_parm_setup_block): If stack_parm is zero on entry, always
2196 make a new stack local. Block move old stack parm if necessary
2197 to new aligned stack local.
2198 (assign_parm_setup_stack): Use a block move to handle
2199 potentially misaligned entry_parm.
2200 (assign_parms_unsplit_complex): Specify required alignment when
2201 creating stack local.
2202 * calls.c (compute_argument_addresses): Override alignment of stack
2203 arg calculated from its type with the alignment given by
2204 FUNCTION_ARG_BOUNDARY.
2205 (store_one_arg): Likewise.
2207 2005-01-11 Jan Beulich <jbeulich@novell.com>
2209 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2210 Change respective itanium_class attribute to ialu.
2211 (shladdp4_internal): New.
2212 * config/ia64/predicates.md (shladd_log2_operand): New.
2214 2005-01-11 Richard Henderson <rth@redhat.com>
2216 * expr.c (store_constructor): Use rtvec_alloc instead of
2217 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2219 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2221 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2223 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2225 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2226 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2227 (TARGET_RWRELOC): Define.
2228 (ia64_rwreloc_section_type_flags): Delete.
2229 (ia64_section_type_flags): New function.
2230 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2231 (TARGET_RWRELOC): Define.
2233 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2235 PR target/18987
2236 * config/ia64/ia64.c (process_set): For alloc insn, only call
2237 process_epilogue is !frame_pointer_needed.
2239 2005-01-10 Roger Sayle <roger@eyesopen.com>
2241 PR c++/19355
2242 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2243 unary operator and can't be treated as a binary/comparison operator.
2245 2005-01-10 Richard Henderson <rth@redhat.com>
2247 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2248 (ix86_return_in_memory): Likewise.
2249 (function_arg_advance): Likewise. Mirror structure in function_arg
2250 for choosing register to advance.
2252 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2254 * tree-vectorizer.c, tree.def: Fix comment typos.
2256 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2258 * config/s390/s390.c (struct processor_costs): 4 new fields:
2259 ddbr, ddr, debr, der.
2260 (s390_rtx_costs): More precise handling of divide instructions.
2262 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2264 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2266 2005-01-10 Jan Beulich <jbeulich@novell.com>
2268 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2269 names resulting from -ffunction-sections/-fdata-sections and linkonce
2270 ones.
2271 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2272 based on the section name. Rearrange the section name comparison logic
2273 slightly so that each section name is compared against at most once.
2275 2005-01-10 Ben Elliston <bje@au.ibm.com>
2277 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2278 targets for which -fPIC reduces limitations on the GOT size.
2280 2005-01-09 Falk Hueffner <falk@debian.org>
2282 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2283 X/C1 cmpop C2.
2285 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2287 PR target/18720
2288 * collect2.c (main): Set aixrtl_flag for -brtl option.
2289 (resolve_lib_name): Search for .so file extension before .a
2290 if aixrtl_flag set.
2292 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2294 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2295 (vect_analyze_data_refs_alignment): Add dump prints.
2297 2005-01-09 Ira Rosen <irar@il.ibm.com>
2299 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2300 expr_invariant_in_loop_p.
2301 Initialize outputs first thing in the function.
2302 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2303 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2304 (vect_analyze_pointer_ref_access): Check that the initial condition of
2305 the access function is loop invariant.
2307 2005-01-09 Richard Henderson <rth@redhat.com>
2309 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2310 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2311 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2312 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2313 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2314 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2315 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2316 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2317 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2318 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2319 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2320 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2321 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2322 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2323 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2324 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2325 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2326 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2327 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2328 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2329 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2330 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2331 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2332 mmx_ prefix.
2333 (mmx_clrdi, pavgusb): Remove.
2334 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2335 with leading sse_ prefix.
2336 * config/i386/sse.md: Receive them.
2337 * config/i386/mmx.md: New file.
2338 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2339 (subrv2sf3): Turn into expander for normal subtraction.
2340 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2341 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2342 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2343 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2344 commutative; use ix86_binary_operator_ok.
2345 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2346 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2347 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2348 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2349 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2350 Macroize from existing patterns; use ix86_binary_operator_ok.
2351 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2352 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2353 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2354 with vec_select+vec_concat.
2355 (mmx_pshufw, mmx_pshufw_1): Likewise.
2356 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2357 (mmx_uavgv4hi3): Model correctly.
2358 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2359 _mm_xor_si64): Remove casts.
2361 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2363 PR tree-optimization/19224
2364 * tree-scalar-evolution.c (get_instantiated_value,
2365 set_instantiated_value): New functions.
2366 (instantiate_parameters_1): Cache the results.
2367 (instantiate_parameters, resolve_mixers): Initialize and free
2368 the cache.
2370 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2372 * config/i386/i386.md (addhi_4): Correct reference in comment.
2373 (addqi_4): Same.
2375 2005-01-08 Richard Henderson <rth@redhat.com>
2377 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2378 (_mm_cvtsi128_si64x): Likewise.
2379 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2380 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2381 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2382 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2383 * config/i386/i386-protos.h: Update.
2384 * config/i386/i386.c (print_operand): Add 'H'.
2385 (ix86_fixup_binary_operands): Split out from ...
2386 (ix86_expand_binary_operator): ... here.
2387 (ix86_fixup_binary_operands_no_copy): New.
2388 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2389 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2390 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2391 (safe_vector_operand): Use CONST0_RTX.
2392 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2393 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2394 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2395 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2396 special cases.
2397 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2398 (IX86_BUILTIN_CMPNGESS): New.
2399 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2400 (attr type): Add sselog1.
2401 (attr unit, attr memory): Handle it.
2402 (movti, movti_internal, movti_rex64): Move near other integer moves.
2403 (movtf, movtf_internal): Move near other fp moves.
2404 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2405 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2406 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2407 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2408 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2409 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2410 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2411 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2412 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2413 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2414 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2415 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2416 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2417 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2418 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2419 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2420 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2421 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2422 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2423 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2424 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2425 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2426 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2427 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2428 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2429 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2430 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2431 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2432 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2433 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2434 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2435 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2436 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2437 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2438 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2439 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2440 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2441 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2442 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2443 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2444 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2445 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2446 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2447 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2448 same time.
2449 (SSEPUSH, push<SSEPUSH>): Remove.
2450 (MMXPUSH, push<MMXPUSH>): Remove.
2451 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2452 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2453 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2454 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2455 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2456 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2457 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2458 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2459 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2460 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2461 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2462 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2463 (ppro_sse_log_V4SF): Handle sselog1.
2464 * config/i386/predicates.md (const_0_to_1_operand): New.
2465 (const_0_to_255_mul_8_operand): New.
2466 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2467 (const_2_to_3_operand, const_4_to_7_operand): New.
2468 * config/i386/sse.md: New file.
2469 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2470 (sse_movups): Rename from sse_movups_1.
2471 (sse_loadlss): Rename from sse_loadss_1.
2472 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2473 from the name.
2474 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2475 (absv4sf2, negv2df, absv2df): New.
2476 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2477 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2478 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2479 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2480 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2481 (sse3_addsubv4sf3): Model correctly.
2482 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2483 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2484 (sse_movhlps): Model with vec_select+vec_concat.
2485 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2486 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2487 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2488 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2489 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2490 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2491 sse2_pshufhw_1): Likewise.
2492 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2493 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2494 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2495 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2496 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2497 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2498 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2499 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2500 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2501 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2502 sminv8hi3): Mark commutative
2503 operands. Use ix86_binary_operator_ok.
2504 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2505 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2506 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2507 sse2_punpcklqdq): Allow operand2 in memory.
2508 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2509 sse2_movsd): Add memory alternatives.
2510 (sse_storelps): Turn expander into an insn; split after reload.
2511 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2512 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2514 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2516 * configure.ac (DWARF-2 debug_line): Use objdump.
2517 * configure: Regenerate.
2519 2005-01-08 Jeff Law <law@redhat.com>
2520 Diego Novillo <dnovillo@redhat.com>
2522 PR tree-optimization/18241
2523 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2524 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2525 statements with volatile operands.
2526 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2527 operands after marking a statement with has_volatile_ops.
2529 2005-01-08 Roger Sayle <roger@eyesopen.com>
2531 * tree.c (int_fits_type_p): Always honor integer constant
2532 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2534 2005-01-08 Roger Sayle <roger@eyesopen.com>
2536 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2537 the latent bug in rtl_delete_block has been resolved.
2539 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2541 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2542 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2544 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2546 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2547 library as @multilib_dir@/$(SHLIB_SONAME).
2549 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2551 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2552 * configure: Regenerate.
2554 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2556 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2557 TYPE_MODE.
2559 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2561 PR target/13674
2562 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2563 Convert non-word aligned offset address using ld/std into
2564 indirect address.
2566 2005-01-07 Richard Henderson <rth@redhat.com>
2568 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2570 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2572 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2574 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2576 PR tree-optimization/19283
2577 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2578 is not shorter than the original type.
2580 PR rtl-optimization/19012
2581 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2583 PR rtl-optimization/18861
2584 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2585 (FULL_STATE): Define.
2586 (mark_tablejump_edge): New function.
2587 (purge_dead_tablejump_edges): New function.
2588 (find_bb_boundaries): Use it.
2590 PR tree-optimization/18828
2591 * builtins.c (expand_builtin_next_arg): Remove argument and all
2592 the argument checking.
2593 (expand_builtin): Adjust caller.
2594 (expand_builtin_va_start): Likewise. Remove error for too many
2595 arguments.
2596 (fold_builtin_next_arg): Issue error for too many arguments.
2597 After checking arguments, replace them with magic arguments that
2598 prevent further checking of the args.
2600 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2602 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2604 2005-01-06 Roger Sayle <roger@eyesopen.com>
2606 PR target/6077
2607 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2608 and %{.S:...} (and their negative variants) to test whether the
2609 input file is assembler or pre-processed-assembler independent of
2610 the actual filename extension.
2612 2005-01-06 Roger Sayle <roger@eyesopen.com>
2614 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2615 of sign or zero extended values.
2617 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2619 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2620 for IBM long double format correctly.
2622 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2624 Fix PR tree-optimization/18792
2626 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2627 to first_loop_depth, and use loop depth instead of loop number.
2628 (build_classic_dir_vector): Ditto.
2629 (compute_data_dependences_for_loop): Use depth, not loop number.
2630 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2631 number. Pass in loops, instead of loop numbers.
2632 (gather_interchange_stats): Ditto.
2633 (linear_transform_loops): Ditto.
2635 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2637 PR rtl-opt/13299
2638 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2639 biv_fits_mode_p, extension_within_bounds_p): New functions.
2640 (check_ext_dependent_givs): Use them.
2642 2005-01-06 Roger Sayle <roger@eyesopen.com>
2644 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2645 more than one barrier, in which case we should delete them all.
2647 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2649 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2651 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2653 Fix PR middle-end/19286
2654 Fix PR debug/19267
2655 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2656 output this subprogram, simply ignore this attempt to do it again.
2657 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2658 origin attribute if it's not possible.
2659 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2660 (decls_for_scope): Ditto.
2661 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2662 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2664 2005-01-05 Richard Henderson <rth@redhat.com>
2666 PR target/11327
2667 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2668 (bdesc_2arg): Use it.
2669 (ix86_expand_binop_builtin): Force operands into registers
2670 when optimizing.
2671 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2672 ix86_expand_sse_compare, ix86_expand_sse_comi,
2673 ix86_expand_builtin): Likewise.
2675 2005-01-05 Richard Henderson <rth@redhat.com>
2677 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2678 and VEC_SELECT.
2679 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2680 (mulv4hi3): Set itanium_class mmmul.
2681 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2682 (fpack): Rename from fpack_sfsf.
2684 2005-01-05 Richard Henderson <rth@redhat.com>
2686 PR rtl-opt/10692
2687 * reload1.c (do_input_reload): Restrict the optimization deleteing
2688 a previous output reload to RELOAD_FOR_INPUT.
2690 2005-01-05 Steven Bosscher <stevenb@suse.de>
2692 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2693 comment that we fall through after case.
2694 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2695 (distribute_links): Likewise.
2696 * cse.c (cse_insn): Likewise.
2697 * cselib.c (cselib_invalidate_mem): Likewise.
2698 * df.c: Update comments at the top of the file.
2699 (read_modify_subreg_p): Update comments here too.
2700 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2701 * flow.c (mark_set_1): Likewise.
2702 (mark_used_regs): Likewise.
2703 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2704 (canon_list_insert): Likewise.
2705 (mark_set): Likewise.
2706 (try_replace_reg): Likewise.
2707 (store_killed_in_insn): Likewise.
2708 * loop.c (count_one_set): Likewise.
2709 (basic_induction_var): Likewise.
2710 * postreload-gcse.c (find_mem_conflicts): Likewise.
2711 * postreload.c (reload_combine_note_store): Likewise.
2712 (move2add_note_store): Likewise.
2713 * reload.c (find_equiv_reg): Likewise.
2714 (mark_referenced_resources): Likewise.
2715 * rtlanal.c (set_noop_p): Likewise.
2716 (note_stores): Likewise.
2717 (note_uses): Likewise.
2718 * sched-deps.c (sched_analyze_1): Likewise.
2719 * sched-rgn.c (check_live_1): Likewise.
2720 (update_live_1): Likewise.
2721 * config/i860/i860.c: Likewise.
2723 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2724 an lvalue.
2725 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2727 * doc/rtl.texi: Update documentation for bit-fields and SET.
2729 2005-01-05 Roger Sayle <roger@eyesopen.com>
2731 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2733 2005-01-05 Jan Hubicka <jh@suse.cz>
2734 Richard Henderson <rth@redhat.com>
2736 PR target/18910
2737 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2738 with an offset.
2740 2005-01-05 Richard Henderson <rth@redhat.com>
2742 PR target/12902
2743 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2744 (sse_shufps): Change operand 3 to const_int_operand.
2745 (sse2_storelps): Fix typo in template.
2746 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2747 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2748 (ix86_expand_builtin): Likewise.
2750 2005-01-05 Julian Brown <julian@codesourcery.com>
2752 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2753 as aggregates for AAPCS ABIs.
2755 2005-01-05 Stan Shebs <shebs@apple.com>
2757 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2758 Mach-O getters if ppc64.
2759 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2760 size argument.
2761 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2762 signed four-byte field for global code case.
2763 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2765 2005-01-05 Roger Sayle <roger@eyesopen.com>
2767 PR middle-end/19100
2768 * c-common.c: Include real.h.
2769 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2770 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2771 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2772 * Makefile.in (c-common.o): Update dependencies.
2774 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2776 * c-parse.in (asm_string): Add trailing semicolon.
2778 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2780 * c-parse.in (asm_string): New. Don't allow wide strings in
2781 'asm'.
2782 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2783 asm_string instead of STRING.
2785 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2787 * c-typeck.c (constructor_no_implicit): Remove.
2788 (set_designator, process_init_element): Don't check
2789 constructor_no_implicit.
2791 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2792 Kaz Kojima <kkojima@gcc.gnu.org>
2794 PR target/16482
2795 * lcm.c (create_pre_exit): New.
2796 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2797 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2799 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2801 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2802 -msoft-float in target_float_switch.
2803 * arm.c (arm_override_options): Fix processing of target_float_switch.
2805 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2807 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2808 preferencing.
2810 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2812 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2813 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2815 2005-01-04 Roger Sayle <roger@eyesopen.com>
2817 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2818 if deleting the then-block allows the test-block to fallthru to the
2819 else-block.
2821 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2823 PR c/19152
2824 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2825 after the full declaration if the are in two different TUs.
2827 2005-01-04 Richard Henderson <rth@redhat.com>
2829 PR tree-opt/19158
2830 * tree-sra.c (generate_one_element_init): Just
2831 call gimplify_and_add.
2832 (generate_element_init): Record the
2833 new referenced variables and mark them for renaming
2834 and split out to ...
2835 (generate_element_init_1): This.
2836 (scalarize_init): Don't call push_gimplify_context/
2837 pop_gimplify_context.
2839 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2841 * toplev.c (get_src_pwd): Handle failure of getpwd().
2843 2005-01-04 Roger Sayle <roger@eyesopen.com>
2845 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2846 of TRUTH_NOT_EXPR.
2847 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2848 all the cases handled by it are inverted by invert_truthvalue.
2850 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2852 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2853 (save_register_windowsi): Likewise.
2855 2005-01-04 Richard Henderson <rth@redhat.com>
2857 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2859 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2861 PR middle-end/17767
2862 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2863 any simplifications of vector mode comparison operators.
2864 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2866 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2867 Devang Patel <dpatel@apple.com>
2869 PR tree-optimization/18308
2870 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2871 the operands before creating a new expression.
2872 * dojump.c (do_jump): Make drop_through_label available
2873 for all cases. Add expansion of COND_EXPR.
2875 2005-01-04 Ira Rosen <irar@il.ibm.com>
2877 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2878 INTEGER_CST instead of TREE_CONSTANT.
2879 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2880 instead of TREE_CONSTANT.
2881 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2882 instead of TREE_CONSTANT.
2884 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2886 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2888 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2890 PR target/19240
2891 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2892 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2894 2005-01-03 Richard Henderson <rth@redhat.com>
2896 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2897 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2898 fold_convert_const_real_from_real): Split out from ...
2899 (fold_convert_const): ... here.
2901 2005-01-03 Richard Henderson <rth@redhat.com>
2903 PR target/19235
2904 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2905 (mov<MMXMODEI>_internal): Likewise.
2906 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2907 Add V2SF case; use it for SSE1; don't use TI.
2908 (movdf_integer): Likewise.
2909 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2911 2005-01-03 Ira Rosen <irar@il.ibm.com>
2913 * tree-vectorizer.c (vect_strip_conversions): New function.
2914 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2915 check for binary class.
2917 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2919 Fix PR debug/17924
2920 Fix PR debug/19191
2921 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2922 is a decl.
2923 * gimple-low.c (mark_blocks_with_used_vars): New function.
2924 (mark_blocks_with_used_subblocks): Ditto.
2925 (mark_used_blocks): Ditto.
2926 (pass_mark_used_blocks): New pass.
2927 * tree-inline.c: Include debug.h.
2928 (expand_call_inline): Call outlining_inline_function here.
2929 * tree-optimize.c (init_tree_optimization_passes): Add
2930 pass_mark_used_blocks.
2931 * tree-pass.h (pass_mark_used_blocks): New.
2932 * Makefile.in (tree-inline.o): Add debug.h dependency.
2934 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2936 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2937 VAR_DECLs to have weak_import attribute.
2939 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2940 'struct ucontext'.
2942 2004-01-03 Steven Bosscher <stevenb@suse.de>
2944 * passes.c (rest_of_compilation): Don't run regmove if only
2945 flag_expensive_optimizations, require flag_regmove instead.
2947 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2949 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2950 register "sparc".
2951 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2952 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2953 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2954 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2956 2005-01-03 Richard Henderson <rth@redhat.com>
2958 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2959 (ia64_const_ok_for_letter_p): New.
2960 (ia64_const_double_ok_for_letter_p): New.
2961 (ia64_extra_constraint): New.
2962 (ia64_expand_vecint_compare): New.
2963 (ia64_expand_vcondu_v2si): New.
2964 (ia64_expand_vecint_cmov): New.
2965 (ia64_expand_vecint_minmax): New.
2966 (ia64_print_operand): Add 'v'.
2967 (ia64_preferred_reload_class): New.
2968 (ia64_vector_mode_supported_p): New.
2969 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2970 (PREFERRED_RELOAD_CLASS): Move to function.
2971 (CONST_OK_FOR_LETTER_P): Move to function.
2972 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2973 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2974 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2975 (EXTRA_CONSTRAINT): Move to function.
2976 * config/ia64/ia64.md: Include vect.md.
2977 (itanium_class): Add mmalua.
2978 (type): Handle it.
2979 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2980 (1b_mmalua): New.
2981 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2982 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2983 CONST0_RTX.
2984 (const_int_2bit_operand): New.
2985 (fr_reg_or_0_operand): New.
2986 * config/ia64/ia64-modes.def: Add vector modes.
2987 * config/ia64/ia64-protos.h: Update.
2988 * config/ia64/vect.md: New file.
2990 2005-01-03 Richard Henderson <rth@redhat.com>
2992 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2994 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2996 PR target/19236
2997 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2998 to SFmode.
2999 (log1pdf2): Change mode of operands[0,1] to DFmode.
3001 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3003 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3004 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3005 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3006 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3007 SPARC_RELAXED_ORDERING.
3009 2005-01-03 Richard Henderson <rth@redhat.com>
3010 Uros Bizjak <uros@kss-loka.si>
3012 PR target/14631
3013 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3014 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3015 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3016 handling.
3017 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3018 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3019 const_pow2_1_to_128_operand): New predicates.
3021 2005-01-02 Greg McGary <greg@mcgary.org>
3023 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3024 anonymous decls.
3025 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3026 object. [ptr_type]: Remove unused variable.
3027 Remember nearest addressable array-element or record-component
3028 when checking bitfield components. Tolerate empty BIND_EXPR.
3030 2005-01-01 Richard Henderson <rth@redhat.com>
3032 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3033 that don't narrow the value. Fail for other conversions.
3035 2005-01-01 Richard Henderson <rth@redhat.com>
3037 PR c/19031
3038 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3039 * c-lang.c (finish_file): Don't do it here.
3040 * objc/objc-act.c (objc_finish_file): Likewise.
3042 * cgraph.c (decl_assembler_name_equal): New.
3043 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3044 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3045 * cgraph.h (struct cgraph_varpool_node): Add next.
3046 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3047 * varasm.c (assemble_alias): Mark the target as needed.
3049 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3051 PR middle-end/19221
3052 * function.c (get_arg_pointer_save_area): Use entry_of_function
3053 instead of get_insns.
3055 2005-01-01 Roger Sayle <roger@eyesopen.com>
3056 Andrew Pinski <pinskia@physics.uc.edu>
3057 James E. Wilson <wilson@specifixinc.com>
3059 PR rtl-optimization/12092
3060 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3061 is zero.
3063 2005-01-01 Roger Sayle <roger@eyesopen.com>
3064 Olivier Hainque <hainque@act-europe.fr>
3066 * tree.c (int_fits_type_p): A narrower type always fits in a
3067 wider one, except for negative values into unsigned types.
3069 2005-01-01 Roger Sayle <roger@eyesopen.com>
3071 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3072 with the original constant rather than require TREE_OVERFLOW.
3074 2005-01-01 Steven Bosscher <stevenb@suse.de>
3076 PR middle-end/17544
3077 * c-decl.c (finish_function): If compiling C99, annotate the
3078 compiler generated return with the current file name and line 0.
3079 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3080 the source line is greater than 0.
3081 (remove_bb): Likewise.
3083 See ChangeLog.12 for earlier changes.