1 2005-02-06 Roger Sayle <roger@eyesopen.com>
3 PR rtl-optimization/19800
4 * simplify_rtx.c (simplify_relational_operaration_1): Explicitly
5 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
15 * doc/invoke.texi: Correct documentation of -freorder-functions.
17 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
20 * doc/invoke.texi: Don't mention gccbug.
22 2005-02-06 Roger Sayle <roger@eyesopen.com>
23 Andrew Pinski <pinskia@physics.uc.edu>
24 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
26 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
28 into just (zero_extract:SI FOO (const_int 1) BAR).
30 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
32 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
33 macro locally. Don't give last revision date. Use GCC version
34 number from gcc-common.texi.
35 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
36 revision date. Use GCC version number from gcc-common.texi.
37 Describe being a library as current state rather than as 3.x
39 * doc/gcc.texi: Remove last update date.
40 * doc/gccint.texi: Likewise. Update copyright dates.
41 * doc/install.texi: Update copyright dates.
43 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
46 * doc/invoke.texi: Mention for each option included in -Wall that
47 it is included in -Wall.
48 * doc/gcc.texi: Update copyright and last modification date.
50 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
52 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
53 unnecessary cast to original induction variable increments.
55 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
57 PR tree-optimization/18219
58 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
61 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
63 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
64 Set bitpos and offset later in the function. Do nothing if the
65 target is a register and if the bitfield lies completely outside
67 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
68 here. Return an uninitialised register if the source value is stored
69 in a register and the bitfield lies completely outside that register.
71 2005-02-06 Steven Bosscher <stevenb@suse.de>
73 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
76 2005-02-06 Marcin Dalecki <martin@dalecki.de>
78 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
80 2005-02-06 Geoffrey Keating <geoffk@apple.com>
82 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
83 * config/darwin8.h: New.
84 * config/darwin7.h: Update comment.
86 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
87 Dorit Naishlos <dorit@il.ibm.com>
89 * tree-vectorizer.h (LOC): New type.
90 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
91 (loop_line_number): New field in struct _loop_vec_info.
92 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
94 * tree-vectorizer.c (input.h): Included.
95 (find_loop_location): New function.
96 (vect_debug_stats): Argument changed from loop to LOC. Computation of
97 loop line number removed.
98 (vect_debug_details): Likewise.
99 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
101 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
102 call to vect_debug_details/stats changed from loop to loop_loc.
103 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
104 (slpeel_tree_peel_loop_to_edge): Likewise.
106 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
107 changed from NULL to UNKNOWN_LOC.
108 (vect_get_base_and_offset):
109 (vect_create_addr_base_for_vector_ref):
110 (get_vectype_for_scalar_type):
111 (vect_create_data_ref_ptr):
113 (vect_get_vec_def_for_operand):
114 (vect_finish_stmt_generation):
115 (vectorizable_assignment):
116 (vectorizable_operation):
117 (vectorizable_store):
119 (vect_transform_stmt):
120 (vect_update_ivs_after_vectorizer):
121 (vect_do_peeling_for_loop_bound):
122 (vect_do_peeling_for_alignment):
123 (vect_transform_loop):
124 (vect_is_simple_use):
125 (vect_analyze_operations):
126 (vect_is_simple_iv_evolution):
127 (vect_analyze_scalar_cycles):
128 (vect_analyze_data_ref_dependences):
129 (vect_compute_data_ref_alignment):
130 (vect_enhance_data_refs_alignment):
131 (vect_analyze_data_ref_access):
132 (vect_analyze_data_ref_accesses):
133 (vect_analyze_pointer_ref_access):
134 (vect_get_memtag_and_dr):
135 (vect_analyze_data_refs):
136 (vect_mark_relevant):
137 (vect_stmt_relevant_p):
138 (vect_mark_stmts_to_be_vectorized):
139 (vect_can_advance_ivs_p):
140 (vect_get_loop_niters):
142 (vectorize_loops): Likewise.
144 (vectorizable_load): Argument in call to vect_debug_details/stats
145 changed from loop to LOOP_LOC (loop_vinfo).
146 (vect_transform_loop):
147 (vect_analyze_operations):
148 (vect_analyze_scalar_cycles):
149 (vect_analyze_data_ref_dependence):
150 (vect_enhance_data_refs_alignment):
151 (vect_analyze_data_ref_accesses):
152 (vect_analyze_pointer_ref_access):
153 (vect_analyze_data_refs):
154 (vect_analyze_loop): Likewise.
156 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
157 changed from loop to loop_loc.
159 (vect_enhance_data_refs_alignment): Removed unused variable loop.
161 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
162 Dorit Naishlos <dorit@il.ibm.com>
164 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
166 (vect_analyze_data_ref_dependences): Likewise.
168 (vect_is_simple_use): Argument changed from loop structure to
169 loop_vect_info structure.
170 (vect_can_advance_ivs_p): Likewise.
171 (vect_create_index_for_vector_ref): Likewise.
172 (vect_update_ivs_after_vectorizer): Likewise.
173 (new_stmt_vec_info): Likewise.
175 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
176 changed from loop to loop_vinfo.
177 (vect_create_data_ref_ptr): First argument in call to
178 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
179 (vectorizable_assignment): Second argument in call to vect_is_simple_use
180 was changed from loop to loop_vinfo.
181 (vectorizable_operation): Likewise.
182 (vectorizable_store): Likewise.
183 (vect_mark_stmts_to_be_vectorized): Likewise.
184 (vect_do_peeling_for_loop_bound): First argument in call to
185 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
186 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
187 was changed from loop to loop_vinfo.
188 (vect_analyze_data_ref_dependences): Third argument in call to
189 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
191 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
192 (vect_create_data_ref_ptr): Likewise.
193 (vect_init_vector): Likewise.
194 (vect_get_vec_def_for_operand): Likewise.
195 (vectorizable_assignment): Likewise.
196 (vectorizable_operation): Likewise.
197 (vectorizable_store): Likewise.
198 (vectorizable_load): Likewise.
199 (vect_update_ivs_after_vectorizer): Likewise.
200 (vect_is_simple_use): Likewise.
201 (vect_analyze_data_ref_dependence): Likewise.
202 (vect_analyze_pointer_ref_access): Likewise.
203 (vect_can_advance_ivs_p): Likewise.
205 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
206 before _stmt_vec_info.
207 (_stmt_vec_info): Loop field replaced by loop_vec_info.
208 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
209 (new_stmt_vec_info): Argument changed from loop structure to
210 loop_vect_info structure
212 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
213 (vect_analyze_offset_expr): Avoid 80 columns overflow.
214 (vect_create_addr_base_for_vector_ref): Likewise.
215 (vect_analyze_pointer_ref_access): Likewise.
217 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
220 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
221 phi flag if the phi is abnormal.
223 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
226 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
227 information for the new statement.
229 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
232 * gcc.c (main): Include the target in -v output.
234 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
236 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
237 Do not drop the extend if we'd have to add a paradoxical subreg
238 later. Include optabs.h and insn-codes.h.
239 * Makefile.in (combine.o): Depend on $(OPTABS_H).
241 2005-02-02 Roger Sayle <roger@eyesopen.com>
244 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
245 * fold-const.c (const_binop): Avoid constant folding floating
246 point operations in modes that use composite representations.
247 * simplify-rtx.c (simplify_binary_operation): Likewise.
249 2005-02-02 Geoffrey Keating <geoffk@apple.com>
251 * config/rs6000/altivec.md (altivec_dst): Make the first operand
253 (altivec_dstt): Likewise.
254 (altivec_dstst): Likewise.
255 (altivec_dststt): Likewise.
256 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
259 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
261 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
262 EXPR_LOCUS from orig_cond to the new cond_stmt.
263 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
266 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
268 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
269 standard_iv_increment_position. Remove call to bsi_next
270 (no need to bump the iterator anymore).
271 (vect_create_index_for_vector_ref): Call
272 standard_iv_increment_position. Remove second function argument.
273 (vect_finish_stmt_generation): Remove call to bsi_next
274 (no need to bump the iterator anymore).
275 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
276 to vect_create_index_for_vector_ref.
278 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
280 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
281 phis are used out of the loop.
283 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
286 * c-decl.c (undef_nested_function): New variable.
287 (pop_scope): Diagnose undefined nested functions.
288 (finish_function): Don't attempt cgraph processing or genericizing
289 if current top-level function contained an undefined nested
290 function. Reset undef_nested_function at the end of a top-level
293 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
295 * tree.c (build_int_cst_type): Take sign of the value into account
296 when deciding whether sign extend the value.
298 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
301 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
302 (cpp_options, cc1_options): Change %{std*&ansi} to
303 %{std*&ansi&trigraphs}.
305 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
307 * cse.c: Update comments.
309 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
311 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
312 arguments go on the stack. Do not put complex doubles in odd/even
315 2005-02-02 Steven Bosscher <stevenb@suse.de>
317 * doc/invoke.texi: Update the options enabled at -O1, -O2,
318 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
319 -ftree-pre, and -fthread-jumps.
321 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
323 PR tree-optimization/19578
324 * tree-flow.h (modified_noreturn_calls): Declare.
325 (noreturn_call_p): Declare.
326 * tree-flow-inline.h (noreturn_call_p): New function.
327 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
328 * tree-cfg.c (modified_noreturn_calls): New variable.
329 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
330 that contain a mid-block noreturn call.
331 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
333 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
335 * df.c (df_def_record_1, df_uses_record): Don't use
337 * df.h (DF_FOR_REGALLOC): Remove.
339 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
342 * c-typeck.c (really_start_incremental_init): Reset
343 constructor_max_index for arrays of incomplete type.
345 2005-02-02 Jeff Law <law@redhat.com>
347 * gcse.c (struct reg_set): Store the block index where the register
348 was set rather than the setting insn.
349 (record_one_set, compute_transp): Corresponding changes.
350 (pre_insert_copy_insn): Do not call replace_one_set.
351 (replace_one_set): Remove.
353 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
356 * doc/gcov.texi: Fix typo.
358 2005-02-01 Richard Henderson <rth@redhat.com
361 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
362 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
364 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
365 * config/i386/i386-protos.h: Update.
367 2005-02-01 Steven Bosscher <stevenb@suse.de>
369 PR tree-optimization/19217
370 * tree-cfg.c (verify_expr): Use the data field to see if TP was
371 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
372 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
373 that it is walking a PHI node.
375 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
377 * doc/extend.texi (Nested Functions): Update.
379 2005-02-01 Richard Henderson <rth@redhat.com>
382 * optabs.c (expand_copysign_absneg): Export.
383 * optabs.h (expand_copysign_absneg): Declare.
384 * config/rs6000/rs6000.md (copysigntf3): New.
386 2005-02-01 Diego Novillo <dnovillo@redhat.com>
388 PR tree-optimization/19633
389 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
390 * tree-ssa-alias.c (init_alias_info): Initialize.
391 (merge_pointed_to_info): Set.
392 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
393 (dump_points_to_info_for): Show value of pt_null.
394 (struct count_ptr_d): Declare.
395 (find_ptr_dereference): Remove.
396 (ptr_is_dereferenced_by): Remove.
397 (count_ptr_derefs): New local function.
398 (count_uses_and_derefs): New local function.
399 (compute_points_to_and_addr_escape): Call it. If the number
400 of dereferences is greater than zero, mark the pointer as
401 dereferenced. If there are fewer dereferences than uses of
402 the pointer, the pointer's value escapes.
404 2005-02-01 Diego Novillo <dnovillo@redhat.com>
406 PR tree-optimization/19670
407 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
409 (verify_use): ... set it here, instead.
411 2005-02-01 Janis Johnson <janis187@us.ibm.com>
413 * doc/sourcebuild.texi (Test directives): Fix formatting.
415 * doc/sourcebuild.texi (Test directives): Describe selector
418 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
420 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
421 specific 64-bit CPUs.
423 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
426 * arm.c (arm_eliminable_register): New function.
427 (adjacent_mem_locations): Don't allow eliminable registers. Use
428 HOST_WIDE_INT for address offsets.
429 * arm-protos.h (arm_eliminable_register): Add prototype.
431 2005-02-01 Steven Bosscher <stevenb@suse.de>
433 PR optimization/15242
434 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
435 * basic-block.h (duplicate_computed_gotos): Add prototype.
436 * bb-reorder.c (duplicate_computed_gotos): New function to
437 duplicate sufficiently small blocks ending in a computed jump.
438 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
439 if not optimizing for size.
440 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
441 never do tail merging for blocks ending in a computed jump.
442 * doc/invoke.texi: Document the max-goto-duplication-insns param.
444 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
446 Patch from Richard Sandiford <rsandifo@redhat.com>
447 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
448 from inheriting a subreg equivalence with a non-spill register.
450 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
452 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
454 * config/frv/frv.c (movcc_fp_destination_operand): New.
455 (gpr_or_memory_operand): Fix typo in comment.
456 (gpr_or_memory_operand_with_scratch): New.
457 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
458 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
459 movcc_fp_destination_operand.
460 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
461 Legitimize memory addresses using a scratch register.
463 2005-01-31 Jeff Law <law@redhat.com>
465 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
466 bitmap a sparse bitmap instead of a simple bitmap.
467 (mark_def_sites_initialize_block): Corresponding changes.
468 (ssa_mark_def_sites_initialize_block): Likewise.
469 (ssa_mark_phi_uses): Likewise.
470 (mark_def_site, ssa_mark_def_sites): Likewise.
471 (mark_def_site_blocks): Likewise.
472 (rewrite_ssa_into_ssa): Likewise.
474 * tree-ssa-dom.c (record_cond): Pass correct variable type
475 for last argument to htab_find_slot_with_hash.
477 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
478 effects when optimizing 0 % X. Do not try to optimize X % 0.
480 2005-01-31 James E. Wilson <wilson@specifixinc.com>
482 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
485 2005-02-01 Eric Christopher <echristo@redhat.com>
487 * config/mips/mips.c (override_options): Warn if -mint64
489 * doc/invoke.texi (MIPS Options): Document that -mint64 is
492 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
494 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
496 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
497 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
498 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
499 (cached_regno): Initialize to INVALID_REGNUM.
500 (cse_reg_info_table_size,
501 cse_reg_info_table_first_uninitialized,
502 cse_reg_info_timestamp): New.
503 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
505 (init_cse_reg_info, get_cse_reg_info_1): New.
506 (get_cse_reg_info): Cache the last look-up.
507 (new_basic_block): Update the code to clear mappings from
508 registers to cse_reg_info entries.
509 (cse_main): Call init_cse_reg_info.
511 * cse.c (get_cse_reg_info): Update a comment.
513 2005-01-31 Steven Bosscher <stevenb@suse.de>
516 * c-decl.c (start_decl): Do not warn about arrays of elements with
517 an incomplete type here.
518 (grokdeclarator): Do it here by making a pedwarn an error.
519 * c-typeck.c (push_init_level): If there were previous errors with
520 the constructor type, do not warn about braces for initializers.
521 (process_init_element): Likewise for excess initializer elements.
523 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
525 * cse.c (delete_trivially_dead_insn): Don't iterate.
527 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
529 * config/rs6000/rs6000.md (copysignsf3): New expand.
530 (copysigndf3): Likewise.
532 2005-01-31 Steven Bosscher <stevenb@suse.de>
534 * recog.c (constrain_operands): Only look for earlyclobber operand
535 conflicts if an '&' constraint was seen.
537 2005-01-31 Marc Espie <espie@openbsd.org>
539 * config.gcc: Don't include embedded systems fragment, switches default
540 debugging format to ELF.
541 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
542 longer pick it up there.
544 2005-01-31 Dale Johannesen <dalej@apple.com>
546 * doc/extend.texi (nested functions): Fix linkage description.
547 Clarify that static is not allowed.
549 2005-01-31 Dale Johannesen <dalej@apple.com>
551 * config/rs6000/darwin.md (movsf_low_di): Make work.
552 (movdf_low_di): Make work.
554 2005-01-31 Dale Johannesen <dalej@apple.com>
556 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
557 Make work for 64 bit.
559 2005-01-31 Roger Sayle <roger@eyesopen.com>
560 Dale Johannesen <dalej@apple.com>
563 * fold-const.c (fold_binary_op_with_conditional_arg):
564 Make types match original operands, before STRIP_NOPS.
566 2005-01-31 Alan Modra <amodra@bigpond.net.au>
568 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
569 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
570 (struct gcc_sigcontext): Delete. Merge contents to..
571 (struct gcc_ucontext): ..here.
572 (get_sigcontext): Delete.
573 (get_regs): New function, like get_sigcontext but return regs ptr.
574 64-bit version finds regs from r1 to support vdso.
575 (ppc_linux_aux_vector): New function.
576 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
579 2005-01-31 Ira Rosen <irar@il.ibm.com>
581 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
583 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
584 redundant fold. Fix misalignment for MINUS_EXPR.
585 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
586 (vect_analyze_pointer_ref_access): Likewise.
587 (vect_get_memtag_and_dr): Likewise.
589 2005-01-31 Richard Henderson <rth@redhat.com>
591 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
592 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
593 absnegdf2_i387, absnegxf2_i387): Likewise.
595 2005-01-31 Richard Henderson <rth@redhat.com>
598 * optabs.c (expand_copysign_absneg): New.
599 (expand_copysign_bit): Split out from ...
600 (expand_copysign): ... here. Use expand_copysign_absneg.
602 2005-01-30 Roger Sayle <roger@eyesopen.com>
605 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
606 constant as the second operand and a register as the third.
608 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
611 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
612 that dllimport'd functions do not use all call-clobbered registers
615 2005-01-30 Richard Henderson <rth@redhat.com>
618 * optabs.c (expand_absneg_bit): Split out from expand_unop and
619 expand_abs_nojump and generalize. Use operand_subword and
620 emit_no_conflict_block. Support large modes.
621 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
623 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
624 negation to subtraction.
625 (expand_copysign): Check that the format has signed zeros.
626 Use operand_subword and emit_no_conflict_block. Support large modes.
628 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
630 Fix PR tree-optimization/19624
632 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
633 * tree-ssa-pre.c: Add cfgloop.h.
635 (pre_stats): New member, constified.
636 (inserted_exprs): New static variable.
637 (NECESSARY): New macro.
638 (create_expression_by_pieces): Fold the expression, and
639 mark it as defaulting to not necessary. Also put in
641 (fully_constant_expression): New function.
642 (insert_into_preds_of_block): Modify to not insert phis when we
643 are playing with induction variables.
644 Push phis onto the inserted_exprs vector, and mark them as not
645 necessary by default.
646 (insert_aux): Call fully_constant_expression on eprime.
647 If all edges produce the same value, mark it constant.
648 (mark_operand_necessary): New function.
649 (remove_dead_inserted_code): New function.
650 (init_pre): Init loop optimizer to get loop info.
651 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
652 (execute_pre): Commit edge inserts, then remove dead code.
654 2005-01-30 Richard Henderson <rth@redhat.com>
656 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
657 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
659 2005-01-30 Richard Henderson <rth@redhat.com>
662 * config/i386/i386.c (ix86_expand_copysign): New.
663 (ix86_split_copysign_const): New.
664 (ix86_split_copysign_var): Rename from ix86_split_copysign,
665 rearrange op1/nmask operands.
666 * config/i386/i386-protos.h: Update.
667 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
668 (copysigndf3): Likewise.
669 (copysignsf3_const, copysigndf3_const): New.
670 (copysignsf3_var): Rename from copysignsf3, split out splitter
671 and fix split predicate for X constraint.
672 (copysigndf3_var): Similarly.
674 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
676 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
677 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
678 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
680 2005-01-29 Richard Henderson <rth@redhat.com>
683 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
684 of # and * in constraints.
686 2005-01-29 Richard Henderson <rth@redhat.com>
689 * expr.c (store_field): Don't strip sub-mode cast when the input
690 data is even smaller.
692 2005-01-29 Richard Henderson <rth@redhat.com>
695 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
698 2005-01-29 Richard Henderson <rth@redhat.com>
700 * combine.c (make_field_assignment): Fix argument order
703 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
705 PR tree-optimization/15791
706 * fold-const.c (extract_array_ref): New function.
707 (fold): Fold comparisons between &a[i] and &a[j] or
708 semantically equivalent trees.
710 2005-01-29 Jeff Law <law@redhat.com>
712 * gcse.c (insert_expr_in_table): Revamp handling of available
713 and anticipatable occurrence lists to avoid unnecessary list
715 (insert_set_in_table): Similarly.
717 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
719 * c-common.c (fix_string_type): Just use c_build_qualified_type to
721 (c_build_qualified_type): Build qualified array types with
722 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
723 * c-decl.c (c_make_fname_decl): Build unqualified array type
724 before qualified type.
725 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
726 type is qualified, not just if type itself is. Don't apply
727 qualifiers to array type when declarator is processed. Apply
728 qualifiers to field type whether or not it is an array type.
729 Don't handle array types specially for applying qualifiers to
731 * c-typeck.c (composite_type): Build unqualified element type and
732 array type when forming composite of array types.
733 (common_pointer_type, comptypes, comp_target_types,
734 type_lists_compatible_p, build_indirect_ref, build_array_ref,
735 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
737 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
738 (args2) in variables a1 and a2.
740 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
742 * cse.c (n_elements_made, max_elements_made): Remove.
743 (insert): Don't touch n_elements_made.
744 (cse_main): Don't touch n_elements_made or max_elements_made.
746 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
749 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
750 configuration part of dp-bit.c to be lost.
752 2005-01-28 Roger Sayle <roger@eyesopen.com>
754 * expmed.c (expand_mult_highpart_optab): When attempting to use
755 a non-widening multiplication in a wider mode, the operands need
756 to be converted (zero or sign extended) to that mode.
758 2005-01-28 Ian Lance Taylor <ian@airs.com>
762 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
763 through if both operands fall through.
765 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
767 * cse.c (fold_rtx) <PC>: Don't optimize.
769 2005-01-28 Jeff Law <law@redhat.com>
771 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
772 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
774 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
776 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
777 cse_reg_info_used_list_end): Remove.
778 (cse_reg_info_list, cse_reg_info_list_free): New.
779 (get_cse_reg_info): When allocating an instance of
780 cse_reg_info, add it to the beginning of the cse_reg_info_list
781 list. Remove code to maintain cse_reg_info_used_list.
782 (new_basic_block): Reset the free list to the beginning of
785 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
787 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
788 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
789 (frv_expand_mdpackh_builtin): New function.
790 (frv_expand_builtin): Use it to expand __MDPACKH.
791 * doc/extend.texi (__MDPACKH): Update documentation.
793 2005-01-28 Uros Bizjak <uros@kss-loka.si>
795 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
796 SSE_FLOAT_MODE_P for use_sse computation.
798 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
801 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
803 2005-01-27 Richard Henderson <rth@redhat.com>
805 * builtins.c (expand_builtin_copysign): New.
806 (expand_builtin): Call it.
807 * genopinit.c (optabs): Add copysign_optab.
808 * optabs.c (init_optabs): Initialize it.
809 (expand_copysign): New.
810 * optabs.h (OTI_copysign, copysign_optab): New.
811 (expand_copysign): Declare.
813 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
814 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
816 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
817 (ix86_expand_fp_absneg_operator): ... here.
818 (ix86_split_copysign): New.
819 * config/i386/i386-protos.h: Update.
820 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
821 (copysignsf3, copysigndf3): New.
823 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
824 (copysignsf3, ncopysignsf3): New.
825 (copysigndf3, ncopysigndf3): New.
826 (copysignxf3, ncopysignxf3): New.
827 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
829 2005-01-27 Arend Bayer <arend.bayer@web.de>
830 Kazu Hirata <kazu@cs.umass.edu>
832 * cse.c: (find_best_addr): Don't call copy_rtx before calling
833 fold_rtx. Save cost recomputation if fold_rtx did nothing.
834 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
837 2005-01-27 Jeff Law <law@redhat.com>
839 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
840 definitions of SSA_NAMEs which are not being rewritten.
841 (rewrite_ssa_into_ssa): Only initialize the current definition
842 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
843 If checking is enabled, assert that SSA_NAME_AUX is clear for all
844 SSA_NAMEs before returning.
846 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
848 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
849 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
850 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
851 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
852 config/mips/iris6.h, config/sh/sh.c: Update copyright.
854 2005-01-27 Steven Bosscher <stevenb@suse.de>
857 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
858 higher to -O2 and higher. Likewise for tree PRE.
859 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
862 2005-01-27 Ian Lance Taylor <ian@airs.com>
865 * gimple-low.c (try_catch_may_fallthru): New static function.
866 (block_may_fallthru): Handle TRY_CATCH_EXPR.
867 * tree-inline.c (expand_call_inline): Don't warn about reaching
868 the end of a non-void function being inlined if the function uses
871 2005-01-27 Jakub Jelinek <jakub@redhat.com>
873 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
876 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
877 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
878 (implicitly_declare): Handle error_mark_node.
880 2005-01-27 Richard Henderson <rth@redhat.com>
883 * tree.h (struct tree_decl): Add debug_expr_is_from.
884 (DECL_DEBUG_EXPR_IS_FROM): New.
885 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
886 * dwarf2out.c (dwarf2out_var_location): Update to match.
887 * tree-outof-ssa.c (create_temp): Likewise.
888 * var-tracking.c (track_expr_p): Likewise.
889 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
890 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
891 * toplev.c (default_tree_printer): Likewise.
893 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
895 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
896 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
898 2005-01-27 Steven Bosscher <stevenb@suse.de>
900 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
901 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
902 ASM_CLOBBERS): Add tree checks.
904 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
905 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
906 * c-common.def (SWITCH_STMT): Update to match.
907 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
908 macros instead of SWITCH_EXPR ones.
909 * c-dump.c (c_dump_tree): Likewise.
910 * c-gimplify.c (gimplify_switch_stmt): Likewise.
911 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
913 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
915 2005-01-27 Alan Modra <amodra@bigpond.net.au>
917 * unwind-dw2.c (execute_stack_op): Add missing cases for
918 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
920 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
922 * config.gcc (Obsolete configurations): Remove 'dummy', add
923 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
926 2005-01-26 Diego Novillo <dnovillo@redhat.com>
928 PR tree-optimization/19633
929 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
931 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
932 are no call-clobbered variables.
933 * tree-outof-ssa.c (check_replaceable): Return false for calls
936 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
938 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
939 even for variables with NULL DECL_INITIAL.
941 2005-01-26 Stuart Hastings <stuart@apple.com>
943 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
945 2005-01-26 Richard Henderson <rth@redhat.com>
948 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
950 * expr.c (store_field): Strip conversions to odd-bit-sized types
951 if the destination field width matches.
953 2005-01-26 Richard Henderson <rth@redhat.com>
955 * c-decl.c, expmed.c, expr.c: Revert last change.
957 2005-01-26 Richard Henderson <rth@redhat.com>
960 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
962 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
963 if we don't need the bits above those present in the current mode.
964 * expr.c (store_field): Strip conversions to odd-bit-sized types
965 if the destination field width matches.
967 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
969 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
970 either -ffast-math or -funsafe-math-optimizations is in use.
972 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
976 * config/avr/avr.c (notice_update_cc): Only set condition code for
977 ashrqi3 if shift count > 0.
978 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
979 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
980 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
981 count <= 0 as a no-op, and shift count >= width by copying zero
982 or sign bit to all bits of the result.
983 * config/avr/avr.md (all shifts): Add alternatives for zero shift
984 count, with attribute "length" set to 0 and "cc" set to "none".
986 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
988 * doc/invoke.texi: Document -mTLS.
990 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
991 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
992 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
993 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
994 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
995 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
996 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
997 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
999 * configure.ac: Check for a TLS capable gas.
1001 * configure: Regenerate.
1003 2005-01-26 Richard Henderson <rth@redhat.com>
1006 * combine.c (make_field_assignment): Simplify store to zero_extract
1007 from a source with an overlapping mask.
1009 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1011 2004-11-11 Eric Christopher <echristo@redhat.com>
1013 * config/frv/frv.md: Add fr400_integer automaton. Don't
1014 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1017 2005-01-26 Steven Bosscher <stevenb@suse.de>
1020 * cfgbuild.c (make_edges): Do not clear or set
1021 current_function_has_computed_jump.
1022 * function.h (struct function): Remove the has_computed_jump field.
1023 (current_function_has_computed_jump): Do not define.
1024 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1025 in a computed jump. Ignore current_function_has_computed_jump.
1027 2005-01-26 Richard Henderson <rth@redhat.com>
1030 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1031 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1033 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1034 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1035 objects into static storage if they have more than one non-zero value.
1036 * tree.h (categorize_ctor_elements): Update decl.
1038 2005-01-26 Steven Bosscher <stevenb@suse.de>
1041 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1042 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1043 to this function from 2004-07-10.
1044 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1045 the current function for tail call optimizations if the address
1046 of one of it its arguments is taken.
1048 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1050 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1052 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1054 * function.c (expand_function_end): If current_function_calls_alloca,
1055 emit stack restore in a place that is reached when the function falls
1058 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1060 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1061 rule to avoid matching inappropriate suffix rule.
1063 2005-01-26 Jan Hubicka <jh@suse.cz>
1065 PR tree-optimization/19241
1066 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1068 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1070 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1071 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1073 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1074 <sim*>: Always use crt1.o, regardless of N in simN.
1075 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1076 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1077 (CRT_CALL_STATIC_FUNCTION): Remove.
1078 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1079 use crt1.o, regardless of N in simN.
1080 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1081 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1082 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1083 case isystem setting.
1084 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1086 2005-01-25 Ian Lance Taylor <ian@airs.com>
1088 * gimple-low.c (block_may_fallthru): Correct handling of
1089 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1091 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1093 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1094 handlers to match indentation; nested under the mtune=* handler.
1095 Similar for mcpu= and march=.
1097 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1099 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1100 * config/mips/linux64.h (LIB_SPEC): Likewise.
1101 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1102 * config/sh/linux.h (LIB_SPEC): Likewise.
1104 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1106 * config/frv/frv.c (frv_legitimize_tls_address): New.
1107 (TARGET_HAVE_TLS): Define.
1108 (FRV_SYMBOL_REF_TLS_P): Define.
1109 (frv_override_options): Handle new register classes.
1110 (frv_legitimate_address_p): Reject tls addresses.
1111 (frv_legitimize_address): Handle TLS addresses.
1112 (gen_inlined_tls_plt): New.
1114 (frv_legitimize_tls_address): New.
1115 (unspec_got_name): Add TLS entries.
1116 (got12_operand): Add R_FRV_TLSMOFF12 case.
1117 (frv_emit_move): Fixup TLS addresses.
1118 (frv_emit_movsi): Legitimize TLS addresses.
1120 * config/frv/frv.h (MASK_BIG_TLS): New.
1121 (TARGET_BIG_TLS): New.
1122 (HAVE_AS_TLS): Define.
1123 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1124 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1125 (REG_CLASS_NAMES): Same.
1126 (REG_CLASS_CONTENTS): Same.
1127 (CONSTRAINT_LEN): New.
1128 (REG_CLASS_FROM_CONSTRAINT): New.
1129 (PREDICATE_CODES): Add symbolic_operand.
1131 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1132 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1133 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1134 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1135 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1136 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1137 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1138 GR9_REG, GR14_REG, LRREG.
1139 (type): Add load_or_call attribute.
1140 ("load_or_call"): New reservation.
1141 ("call_gettlsoff"): New.
1142 ("tls_indirect_call"): New.
1143 ("tls_load_gottlsoff12"): New.
1144 ("tlsoff_hilo"): New.
1145 ("tls_tlsdesc_ldd"): New.
1146 ("tls_tlsoff_ld"): New.
1149 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1151 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1153 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1154 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1155 * config/frv/frv.c (TLS_BIAS): Define.
1156 (frv_output_dwarf_dtprel): New.
1158 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1160 PR rtl-optimization/19579
1161 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1162 both A and B, see if they don't clobber registers the other expr uses.
1164 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1166 * real.c (do_add): Initialize signalling and canonical members.
1168 * real.c (real_from_integer): Zero out destination.
1170 2005-01-18 Jan Hubicka <jh@suse.cz>
1172 PR tree-optimize/19337
1173 * tree-inline.c (initialize_inlined_parameters): Copy
1174 saved_static_chain_decl only.
1176 2005-01-25 Richard Henderson <rth@redhat.com>
1180 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1181 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1182 80387 enabled, to return a proper subclass. Return the subset that
1183 overlaps with GENERAL_REGS for PLUS.
1184 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1186 2005-01-25 Richard Henderson <rth@redhat.com>
1189 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1191 2005-01-25 Roger Sayle <roger@eyesopen.com>
1193 * expmed.c (choose_multiplier): Change interface to return the
1194 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1195 (expand_divmod): Update calls to choose_multiplier.
1197 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1200 * expmed.c (extract_bit_field): Use adjust_address instead of
1201 gen_lowpart when op0 is a MEM.
1203 2005-01-24 Steven Bosscher <stevenb@suse.de>
1205 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1207 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1209 * config/mips/irix-csr.c: New file.
1210 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1211 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1212 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1215 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1218 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1219 sparc/elf.h, add sparc/sp-elf.h.
1220 (sparc-*-rtems*): Likewise.
1221 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1222 tm-dwarf2.h, add sparc/sp-elf.h.
1223 (sparc86x-*-elf): Likewise.
1224 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1225 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1226 TARGET_OS_CPP_BUILTINS.
1227 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1228 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1230 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1231 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1232 (SWITCH_TAKES_ARG): Likewise.
1233 (LOCAL_LABEL_PREFIX): Likewise.
1234 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1235 (TARGET_N_FORMAT_TYPES): Delete.
1236 (TARGET_FORMAT_TYPES): Likewise.
1237 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1238 * config/sparc/elf.h: Delete.
1239 * config/sparc/sp-elf.h: New file.
1241 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1243 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1244 * tree-flow.h: Remove the corresponding prototype.
1245 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1246 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1248 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1251 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1252 for AIX ABI or ELF -fPIC.
1253 (rs6000_emit_load_toc_table): Don't create toc_section here.
1254 (rs6000_xcoff_file_start): Nor here.
1256 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1258 * sh.c (ra.h): Don't #include.
1259 (hard_regs_intersect_p): New function, resurrected from ra.c.
1261 * sh.c: Fix 1996 Copyright.
1263 2005-01-24 Richard Henderson <rth@redhat.com>
1264 Aldy Hernandez <aldyh@redhat.com>
1266 * regrename.c (note_sets): Handle subregs.
1268 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1271 * genconditions.c (write_header, write_conditions): Elide file if
1274 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1276 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1277 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1280 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1282 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1283 expand_builtin_printf, expand_builtin_fprintf,
1284 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1285 checking against POINTER_TYPE.
1286 (validate_arglist): Handle POINTER_TYPE code by checking
1289 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1291 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1293 (for_each_rtx): Call for_each_rtx_1.
1294 * rtl.h (init_rtlanal): Declare.
1295 * toplev.c (backend_init): Call init_rtlanal.
1297 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1299 * flow.c (propagate_one_insn): Formatting.
1302 * flow.c (libcall_dead_p): Be more conservative if unsure.
1303 If there are any instructions between insn and call, see if they are
1304 all dead before saying the libcall is dead.
1306 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1308 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1309 operand constraint for operand 0.
1311 2005-01-23 Richard Henderson <rth@redhat.com>
1314 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1315 edges leading to join block.
1317 2005-01-23 Roger Sayle <roger@eyesopen.com>
1319 * expmed.c (expand_mult_highpart): Make static. Change type of
1320 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1321 (expand_divmod): Updates calls to expand_mult_highpart by using
1322 gen_int_mode to pass a CONST_INT rtx.
1323 * rtl.h (expand_mult_highpart): Remove prototype.
1325 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1327 * flow.c (regset_bytes, regset_size): Remove.
1329 * cfganal.c: Fix a reference to Harvey's paper.
1331 2005-01-23 Steven Bosscher <stevenb@suse.de>
1333 PR rtl-optimization/19464
1334 * tree-optimize.c (init_tree_optimization_passes): Add one more
1335 copyrename pass just before out-of-ssa.
1337 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1340 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1341 * ggc-none.c (ggc_free): Define.
1343 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1345 * cse.c (max_reg, max_insn_uid): Remove.
1346 (cse_main): Don't access max_reg or max_insn_uid.
1348 * c-common.c (explicit_flag_signed_bitfields,
1349 lang_statement_code_p, lang_expand_function_end): Remove.
1350 * c-common.h: Remove the corresponding declarations.
1351 * c-opts.c (c_common_handle_option): Remove all write access
1352 to explicit_flag_signed_bitfields.
1354 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1355 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1356 * cgraph.h: Remove the corresponding declaration.
1358 * gcse.c (null_pointer_info): Remove.
1360 2005-01-23 Roger Sayle <roger@eyesopen.com>
1361 Eric Botcazou <ebotcazou@libertysurf.fr>
1363 * combine.c (simplify_logical): Only simplify logical expressions
1364 of the form ior(and(x,y),z) by the inverse distributive law if the
1365 result is cheaper than the original.
1367 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1369 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1370 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1371 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1372 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1373 config/freebsd-spec.h, config/arm/arm.h,
1374 config/h8300/h8300.md, config/i386/i386.md,
1375 config/i386/predicates.md, config/i386/sse.md,
1376 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1377 config/vax/vax.md: Fix comment typos. Follow spelling
1380 2005-01-23 Steven Bosscher <stevenb@suse.de>
1382 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1383 tests, instead of `less than'.
1385 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1387 * function.c (assign_parm_setup_block): When creating a new stack slot
1388 for a parameter, get its alignment from the parameter's DECL_ALIGN
1389 rather than the type's TYPE_ALIGN. Make sure that the parameter
1390 is at least word aligned.
1392 2005-01-22 Roger Sayle <roger@eyesopen.com>
1395 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1397 2005-01-22 Richard Henderson <rth@redhat.com>
1400 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1401 in both compare operands.
1402 (movdfcc_1_sse_max): Likewise.
1403 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1404 (movdfcc_1_sse): Likewise.
1405 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1406 scratch register as needed.
1408 2005-01-22 Richard Henderson <rth@redhat.com>
1410 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1412 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1414 2005-01-22 Richard Henderson <rth@redhat.com>
1416 * genopinit.c (optabs): Use smin/smax for floating point too.
1417 * doc/md.texi: Update to match. Clarify that floating point
1418 results are undefined for +0/-0 and NaN.
1419 * doc/rtl.texi: Likewise.
1420 * rtl.def (SMIN, SMAX): Likewise
1421 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1423 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1424 leading 's' to the name.
1425 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1426 smaxxf3, sminxf3): Likewise.
1427 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1430 2005-01-22 Paul Brook <paul@codesourcery.com>
1432 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1434 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1436 * config/s390/s390.c (struct processor_costs): New fields
1437 dlgr, dlr, dr, dsgfr, dsgr.
1438 (z900_cost, z990_cost): Values for new fields.
1439 (s390_rtx_costs): New cases MEM und COMPARE in switch
1440 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1441 DIV, MOD, UDIV, UMOD.
1443 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1445 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1446 into the register being decremented.
1447 ("doloop_si31", "doloop_di"): Likewise.
1448 ("*doloop_si_long"): Adapt pattern.
1450 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1452 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1454 (CLASS_MAX_NREGS): Likewise.
1456 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1458 * doc/tree-ssa.texi (Statement Operands): Add example for new
1459 must-def macro. Note deprecation of old operands interface.
1461 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1463 PR tree-optimization/19484
1464 * tree-cfg.c (remove_fallthru_edge): New function.
1465 (cleanup_control_flow): Remove fallthru edges from calls that are
1466 now known not to return.
1468 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1470 Fix PR tree-optimization/19038
1471 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1472 copies with loop variant ones.
1474 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1476 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1477 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1478 config/alpha/alpha.md, config/alpha/predicates.md,
1479 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1480 config/sparc/sol2.h: Update copyright.
1482 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1483 first label to see if it is a nonlocal label.
1485 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1486 Andrew Pinski <pinskia@physics.uc.edu>
1489 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1490 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1492 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1494 * config/rs6000/rtems.h: Update copyright.
1496 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1499 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1500 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1501 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1503 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1506 * c-typeck.c (convert_arguments): Check for error_mark_node.
1508 2005-01-21 Ian Lance Taylor <ian@airs.com>
1510 PR tree-optimization/13000
1511 * tree-inline.c: Include "tree-flow.h".
1512 (expand_call_inline): If warn_return_type, warn if non-void inline
1513 function falls through.
1514 * tree-cfg.c (execute_warn_function_return): Don't warn about
1515 control reaching end if TREE_NO_WARNING is set. Set
1517 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1519 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1520 branch if we don't need one.
1521 * c-typeck.c: Include "tree-flow.h"
1522 (c_finish_bc_stmt): Don't add a goto if the current statement
1523 list doesn't fall through to the current point.
1525 2005-01-21 Roger Sayle <roger@eyesopen.com>
1527 PR rtl-optimization/576
1528 * real.c (real_arithmetic): Change return type from void to bool
1529 to return an indication that the result may be inexact.
1530 * real.h (real_arithmeric): Update prototype.
1531 * fold-const.c (const_binop): Don't constant fold floating
1532 point expressions when the user specifies -frounding-math and
1533 the result may depend upon the run-time rounding mode.
1534 (fold_convert_const_real_from_real): Clean-up.
1535 (fold_initializer): Ignore flag_rounding_math for initializers.
1536 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1537 constant fold FP operations with flag_rounding_math if the
1538 result may depend upon the run-time rounding mode.
1540 2005-01-21 Tom Tromey <tromey@redhat.com>
1542 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1544 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1546 * tree-cfg.c: Fix comment typos.
1548 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1550 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1551 around the call to rest_of_handle_branch_target_load_optimize.
1553 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1555 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1556 (sparc64-*-openbsd*): Likewise.
1557 (sparclite-*-elf*): Include tm-dwarf2.h.
1558 (sparc86x-*-elf*): Likewise.
1559 (sparc64-*-elf*): Likewise.
1560 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1561 (DBX_DEBUGGING_INFO): Likewise.
1562 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1563 (PREFERRED_DEBUGGING_TYPE): Likewise.
1564 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1565 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1566 (PREFERRED_DEBUGGING_TYPE): Likewise.
1567 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1568 (PREFERRED_DEBUGGING_TYPE): Likewise.
1569 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1571 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1574 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1576 2005-01-20 Paul Brook <paul@codesourcery.com>
1578 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1580 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1582 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1583 label is first in a sequence of labels.
1585 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1587 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1588 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1590 * doc/sourcebuild.texi (Test Directives): New.
1592 2005-01-20 Roger Sayle <roger@eyesopen.com>
1594 * real.c (real_floor): Don't leave the result uninitialized when
1595 mode is VOIDMode, but return the unrounded intermediate value.
1596 (real_ceil): Likewise.
1598 2005-01-20 Paul Brook <paul@codesourcery.com>
1600 * config/arm/arm.md (insv): Use gen_int_mode.
1602 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1604 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1605 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1606 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1607 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1608 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1610 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1613 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1614 fbreg, so we have to assume we can't.
1615 (loc_descriptor_from_tree_1): Ditto.
1616 (containing_function_has_frame_base): New function.
1617 (add_location_or_const_value_attribute): Use it.
1618 Also try to generate a frame_base from a single element location
1621 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1623 PR tree-optimization/15349
1624 * timevar.def (TV_TREE_MERGE_PHI): New.
1625 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1627 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1628 calls to tree_forwarder_block_p.
1629 (remove_forwarder_block_with_phi, merge_phi_nodes,
1630 gate_merge_phi, pass_merge_phi): New.
1631 * tree-optimize.c (init_tree_optimization_passes): Add
1633 * tree-pass.h: Add an extern for pass_merge_phi;
1635 2005-01-20 Richard Henderson <rth@redhat.com>
1638 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1639 (_mm_castps_pd, _mm_castps_si128): New.
1640 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1642 2005-01-20 Richard Henderson <rth@redhat.com>
1645 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1646 __builtin_ia32_vec_init_v2si.
1647 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1648 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1649 (ix86_init_mmx_sse_builtins): Create it.
1650 (ix86_expand_builtin): Expand it.
1651 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1652 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1653 (vec_extractv2si_0, vec_extractv2si_1): New.
1655 2005-01-20 Richard Henderson <rth@redhat.com>
1658 * config/i386/i386.c (ix86_expand_push): New.
1659 * config/i386/mmx.md (push<MMXMODE>1): New.
1660 * config/i386/sse.md (push<SSEMODE>1): New.
1661 * config/i386/i386-protos.h: Update.
1663 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1665 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1668 2005-01-20 Richard Henderson <rth@redhat.com>
1670 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1671 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1673 2005-01-19 Richard Henderson <rth@redhat.com>
1676 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1677 to V4SFmode in SSE1 fallback load path.
1679 2005-01-19 Richard Henderson <rth@redhat.com>
1681 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1682 in QImode expansion to ix86_expand_vector_set.
1683 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1685 2005-01-19 Richard Henderson <rth@redhat.com>
1688 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1689 subclass of the input class.
1690 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1691 Always true for cross-SSE1 classes. Rationalize conditionals.
1692 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1693 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1694 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1695 (movdi_2): Add MMX/SSE zeros.
1696 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1697 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1698 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1699 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1700 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1701 (zero_extendsidi2_rex64_1): Remove.
1702 (MOV0 peephole): Check GENERAL_REG_P.
1704 2005-01-19 Richard Henderson <rth@redhat.com>
1707 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1709 (ix86_expand_vector_extract): Likewise.
1711 2005-01-19 Richard Henderson <rth@redhat.com>
1714 * expr.c (emit_move_change_mode): New argument force; use
1715 simplify_gen_subreg if true.
1716 (emit_move_via_alt_mode): Merge into ...
1717 (emit_move_via_integer): ... here.
1718 (emit_move_ccmode): Use emit_move_change_mode directly.
1720 2005-01-19 Richard Henderson <rth@redhat.com>
1723 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1724 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1725 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1727 (alpha_emit_set_const): Likewise. Make static.
1728 (alpha_emit_set_long_const): Make static.
1729 (alpha_extract_integer): Split out from alpha_expand_mov.
1730 (alpha_split_const_mov): Likewise.
1731 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1732 (alpha_legitimate_constant_p): New.
1733 * config/alpha/alpha-protos.h: Update.
1734 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1735 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1736 * config/alpha/alpha.md (movsi): Add n alternative.
1737 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1738 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1739 (splitters for all of the above): Use alpha_split_const_mov.
1740 * config/alpha/predicates.md (non_add_const_operand): New.
1741 (non_zero_const_operand): New.
1742 (input_operand): Use alpha_legitimate_constant_p after reload.
1744 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1746 PR tree-optimization/19038
1747 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1748 (add_candidate): Add ivs with increment in latch only if
1749 allow_ip_end_pos_p is true.
1750 (determine_iv_cost): Use empty_block_p.
1752 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1754 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1755 (compute_dominance_frontiers): Ditto.
1757 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1760 * config/sh/t-rtems: New.
1761 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1763 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1765 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1766 the offset of the selected field.
1768 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1770 * tree-cfg.c (remove_forwarder_block): Fix the check to
1771 prevent a nonlocal label from appearing in the middle of a
1774 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1776 PR rtl-optimization/19462
1777 * reorg.c (find_end_label): Create return insn only if
1778 current_function_epilogue_delay_list is empty.
1780 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1782 * doc/passes.texi: Remove paragraph mentioning new-ra.
1784 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1786 PR rtl-optimization/15139
1787 * combine.c: Include params.h.
1788 (count_rtxs): New function.
1789 (record_value_for_reg): If replace_rtx would replace at least
1790 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1791 (clobber (const_int 0)) instead of TEM.
1792 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1793 * params.h (MAX_LAST_VALUE_RTL): New.
1794 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1795 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1798 * c-typeck.c (digest_init): Only call build_vector if all constructor
1799 elements are *_CST nodes.
1800 * gimplify.c (gimplify_init_constructor): Likewise.
1803 * c-typeck.c (digest_init): Only call build_vector if inside_init
1806 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1808 * toplev.c (init_asm_output): Remove dead #ifdef.
1810 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1812 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1814 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1816 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1817 accessing DECL_FUNCTION_CODE.
1818 * dojump.c (do_jump): Likewise.
1819 * gimplify.c (gimplify_call_expr): Likewise.
1820 * predict.c (expr_expected_value): Likewise.
1821 (strip_builtin_expect): Likewise.
1822 * tree-inline.c (estimate_num_insns_1): Likewise.
1823 * tree-ssa-loop-im.c (stmt_cost): Likewise
1824 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1825 (tree_expr_nonnegative_p): Likewise.
1827 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1829 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1830 variant of the load_pcrel_sym pattern.
1831 * config/sparc/sparc.md (P macro): Move to the top.
1832 (load_pcrel_sym): Macroize using P.
1833 (save_register_window): Likewise.
1835 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1837 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1840 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1843 * c-typeck.c (build_asm_expr): Strip nops off
1844 input memory operands.
1846 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1848 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1849 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1850 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1851 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1853 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1856 * config/i386/i386.c (override_options): If the 80387 is disabled,
1857 then do not return FP values using FP registers.
1859 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1861 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1862 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1863 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1864 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1865 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1866 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1867 output.h, postreload-gcse.c, postreload.c, recog.c,
1868 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1869 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1870 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1871 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1872 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1873 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1874 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1875 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1877 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1878 config/alpha/alpha.c, config/arm/vfp.md,
1879 config/i386/emmintrin.h, config/i386/i386-modes.def,
1880 config/i386/i386-protos.h, config/i386/i386.h,
1881 config/i386/pmmintrin.h, config/i386/ppro.md,
1882 config/i386/predicates.md, config/i386/xmmintrin.h,
1883 config/i860/i860.c, config/ia64/ia64-modes.def,
1884 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1885 config/ia64/ia64.md, config/ia64/itanium1.md,
1886 config/ia64/itanium2.md, config/ia64/predicates.md,
1887 config/iq2000/iq2000.h, config/mips/linux64.h,
1888 config/rs6000/aix41.h, config/rs6000/aix43.h,
1889 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1890 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1891 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1892 config/sparc/linux64.h, config/sparc/litecoff.h,
1893 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1894 config/sparc/sparc.h, config/sparc/sparc.md,
1895 config/sparc/sysv4-only.h: Update copyright.
1897 2005-01-18 Richard Henderson <rth@redhat.com>
1900 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1902 2005-01-18 Marc Espie <espie@openbsd.org>
1903 * config/i386/openbsdelf.h: Typo.
1905 2005-01-18 Richard Henderson <rth@redhat.com>
1907 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1908 special case for sse.
1909 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1911 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1913 * tree-inline.c (estimate_num_insns_1): Added cases for
1914 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1916 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1918 PR rtl-optimization/19296
1919 * combine.c (simplify_comparison): Rewrite the condition under
1920 which a non-paradoxical SUBREG of a PLUS can be lifted when
1921 compared against a constant.
1923 2005-01-18 Andi Kleen <ak@muc.de>
1925 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1926 * c.opt (-Wpointer-sign): Add.
1927 * doc/invoke.texi: (-Wpointer-sign): Add.
1929 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1931 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1932 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1933 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1934 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1935 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1936 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1937 for TARGET_MIX_SSE_I387.
1938 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1939 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1940 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1941 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1942 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1943 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1944 TARGET_MIX_SSE_I387.
1945 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1948 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1951 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1952 Add movaps alternative for xmm reg->reg move.
1954 2005-01-17 Jeff Law <law@redhat.com>
1956 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1957 at the end of the main DOM loop rather than just before DOM exits.
1959 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1961 PR tree-optimization/19121
1962 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1963 adding aliases to a name tag, also add them to the pointer's
1965 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1966 sensitive alias info at all. Only check that the two pointers
1967 have compatible pointed-to sets.
1968 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1969 a pointer's type tag is a superset of the alias set of the
1972 2005-01-17 James E Wilson <wilson@specifixinc.com>
1975 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1976 comment to document why.
1978 2005-01-17 Richard Henderson <rth@redhat.com>
1980 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1981 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1982 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1983 sse2_vmsminv2df3_finite): New.
1984 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1985 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1986 Force op1 into register.
1988 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1990 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1991 bubblestrap from always rebuilding build directory.
1993 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1995 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1996 ("*cmpmem_short"): Likewise.
1998 2005-01-17 Steven Bosscher <stevenb@suse.de>
2000 * basic-block.h: Document BB_* flags.
2001 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2002 use an sbitmap instead.
2003 * sched-rgn.c (compute_trg_info): Likewise.
2005 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2007 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2008 redundant target_cpu_default and extra_parts lines. Use the default
2010 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2011 (SUBTARGET_EXTRA_SPECS): Delete.
2012 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2013 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2014 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2015 and "n32" for -mabi=n32.
2017 2005-01-17 Ian Lance Taylor <ian@airs.com>
2020 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2021 fold constant variables into initial values.
2023 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2025 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2027 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2028 through the statements backward.
2030 2005-01-17 Ian Lance Taylor <ian@airs.com>
2032 PR middle-end/13127:
2033 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2034 a variable set to the return value of the inlined function.
2036 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2038 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2039 when modes are tieable.
2041 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2043 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2044 of pthread_create to find out if threads are enabled.
2045 * gthr-posix95.h (__gthread_active_p): Likewise.
2047 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2049 * common.opt (-fnew-ra): Remove.
2051 * toplev.h (flag_new_regalloc): Remove.
2052 * Makefile.in (ra*.*): Don't mention.
2053 * passes.c (rest_of_handle_new_regalloc): Remove.
2054 (rest_of_handle_combine, rest_of_compilation): Always consider
2055 flag_new_regalloc as false.
2056 * doc/invoke.texi: Don't document -fnew-ra.
2058 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2060 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2061 last parameter to reg_scan.
2062 * loop.c (loop_optimize): Likewise.
2063 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2064 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2065 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2066 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2067 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2068 * regclass.c (reg_scan): Likewise, for the declaration.
2069 * rtl.h (reg_scan): Likewise, for the prototype.
2071 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2073 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2074 mark_dfs_back_edges.
2076 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2078 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2079 (compute_avail): Uses don't go in tmp_gen.
2081 2005-01-16 Steven Bosscher <stevenb@suse.de>
2083 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2084 loop to look for a free slot in a page entry.
2086 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2089 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2090 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2091 just before targetm.asm_out.file_end.
2092 * tree.h (process_pending_assemble_output_defs): Declare.
2093 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2095 (assemble_alias): Defer generation of assembly code for defines when
2096 TARGET_DEFERRED_OUTPUT_DEFS is true.
2097 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2098 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2099 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2101 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2104 * pa.c (pa_scalar_mode_supported_p): New function.
2105 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2106 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2108 * pa-protos.h (prefetch_operand): Delete.
2109 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2110 * pa.c (prefetch_operand): Delete.
2111 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2112 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2113 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2114 and prefetch_nocc_operand.
2115 * pa.md (prefetch): Rework to avoid reload problems handling short
2116 displacements when a cache control completer needs to be provided.
2117 (prefetch_32, prefetch_64): Delete.
2118 (prefetch_cc, prefetch_nocc): New patterns.
2120 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2122 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2124 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2127 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2128 exceeds maximum alignment for global common data.
2129 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2130 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2132 2004-01-15 Roger Sayle <roger@eyesopen.com>
2134 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2136 2004-01-15 Roger Sayle <roger@eyesopen.com>
2138 * harg-reg-set.h (reg_class_names): Prototype global array.
2139 * regclass.c (reg_class_names): Declare here and initialize to
2141 (dump_regclass): Remove local declaration of reg_class_names.
2142 (regclass): Likewise.
2143 * cfg.c (dump_flow_info): Likewise.
2144 * ra-debug.c (reg_class_names): Likewise.
2145 * regrename.c (reg_class_names): Likewise.
2146 * reload.c (reg_class_names): Likewise.
2147 * reload1.c (spill_failure): Likewise.
2148 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2150 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2152 * config/s390/s390.md ("reload_outti"): Remove predicate for
2153 output operand. Abort if operand is not a MEM.
2154 ("reload_outdi", "reload_outdf"): Likewise.
2156 2005-01-15 Marc Espie <espie@openbsd.org>
2158 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2159 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2160 * config/openbsd.h: Fix C++ includes for native configurations.
2161 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2162 Add trampoline support.
2163 * config/i386/openbsdelf.h: New.
2165 2005-01-15 Marc Espie <espie@openbsd.org>
2167 * collect2.c (main): Explicitly parse -dynamic-linker option.
2169 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2171 PR tree-optimization/19060
2172 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2173 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2174 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2175 and handle extract_range_from_cond returning false.
2176 * fold-const.c (fold): Optimize comparisons with min/max even for
2177 width > HOST_BITS_PER_WIDE_INT.
2179 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2181 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2182 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2183 Remove little endian multilib variants.
2184 Add mips32 multilib variant.
2186 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2188 * explow.c (copy_all_reg, stabilize): Remove.
2189 * expr.h: Remove the corresponding prototypes.
2191 * rtlanal.c (regs_set_between_p): Remove.
2192 * rtl.h: Remove the corresponding prototype.
2194 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2196 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2197 to rs6000_nonimmediate_operand.
2198 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2199 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2200 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2201 rs6000_nonimmediate_operand.
2202 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2203 rs6000_nonimmediate_operand.
2205 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2207 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2209 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2211 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2213 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2214 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2216 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2217 (rs6k_nonimmediate_operand): New.
2218 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2220 (legitimate_lo_sum_address_p): Same.
2221 (rs6000_legitimize_address): Same.
2222 (rs6000_legitimize_reload_address): Same.
2223 (rs6000_legitimate_address): Same.
2224 (spe_build_register_parallel): Pass DF and DC modes in a DI
2227 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2228 to rs6k_nonimmediate_operand.
2230 * config/rs6000/spe.md ("*frob_df_di"): New.
2231 ("*frob_di_df"): New.
2232 ("*frob_di_df_2"): New.
2233 ("*mov_sidf_e500_subreg0"): New.
2234 ("*mov_sidf_e500_subreg4"): New.
2235 ("*movdf_e500_double"): Change predicate to
2236 rs6k_nonimmediate_operand.
2238 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2240 * postreload.c (move2add_note_store): Only call
2241 trunc_int_for_mode on scalar integers.
2243 2005-01-14 Steven Bosscher <stevenb@suse.de>
2245 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2246 replace BB_VISITED uses.
2247 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2248 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2249 (tree_dce_done): Free visited_control_parents.
2250 (perform_tree_ssa_dce): Allocate and clear it.
2251 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2252 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2253 instead of BB_VISITED.
2255 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2257 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2258 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2259 Remove unused prototypes.
2261 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2263 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2264 64-bit register usage.
2265 (spe_func_has_64bit_regs_p): Add FIXME note.
2267 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2269 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2270 flag_finite_math_only with flag_unsafe_math_optimizations.
2272 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2274 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2276 (__tpf_eh_return): Copy TPF private stack area from the module
2277 boundary stack frame. Add check for when module addresses are
2278 equal, but no stub address is found.
2280 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2283 * arm.h (struct machine_function): Add call_via field.
2284 (thumb_call_via_label): Declare.
2285 * arm.c (thumb_call_via_label): New variable.
2286 (thumb_call_reg_needed): New variable.
2287 (arm_output_function_epilogue): For Thumb code, output any per-function
2288 call-indirect trampolines.
2289 (thumb_call_via_reg): New function.
2290 (arm_file_end): New function.
2291 (TARGET_ASM_FILE_END): Call arm_file_end.
2292 (aof_file_end): Likewise.
2293 * arm-protos.h (thumb_call_via_reg): Declare.
2294 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2295 thumb_call_via_reg in normal case.
2297 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2300 PR rtl-optimization/19348
2301 * recog.c (peephole2_optimize): Do global life update if some peephole
2302 decides it doesn't need at least one of its inputs and that change
2303 influences liveness at the start of the basic block.
2305 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2306 arguments instead of 1.
2308 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2311 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2312 zero for nested functions needing a static chain or functions
2313 with a non-constant address.
2315 2005-01-13 Roger Sayle <roger@eyesopen.com>
2317 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2318 (and (sign_extend X) C) into (zero_extend (and X C)).
2320 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2322 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2324 2005-01-13 Richard Henderson <rth@redhat.com>
2329 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2330 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2331 not just TARGET_SSE.
2332 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2333 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2334 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2335 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2336 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2337 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2338 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2339 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2340 (movdicc_c_rex64): Rename with '*'.
2341 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2342 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2343 (movsfcc_1_387): Rename from movsfcc_1.
2344 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2345 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2346 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2347 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2348 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2349 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2350 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2351 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2352 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2353 sse_movdfcc_const0_4): Remove.
2354 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2355 recognize min/max early. Update for changed sse cmove patterns.
2356 (ix86_split_sse_movcc): New.
2357 * config/i386/i386-protos.h: Update.
2359 2005-01-13 Steven Bosscher <stevenb@suse.de>
2361 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2362 (fix_stmt_v_may_defs): Likewise.
2364 2005-01-13 Richard Henderson <rth@redhat.com>
2366 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2367 for converting the mask.
2369 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2371 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2374 2005-01-13 Richard Henderson <rth@redhat.com>
2376 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2377 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2378 IX86_BUILTIN_MOVDQ2Q): Remove.
2379 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2380 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2381 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2383 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2384 (sse2_pextrw): Fix immediate constraint.
2385 (sse2_loadq, sse2_loadq_rex64): Remove.
2386 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2387 Use __builtin_ia32_vec_ext_<size>.
2388 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2390 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2392 * function.c (assign_parm_setup_block): Look inside original
2393 entry_parm when inspecting PARALLEL.
2395 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2396 Joel Sherrill <joel@oarcorp.com>
2399 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2400 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2401 rtems_gxx_recursive_mutex_init.
2402 (__gthread_recursive_mutex_lock): New function.
2403 (__gthread_recursive_mutex_trylock): Likewise.
2404 (__gthread_recursive_mutex_unlock): Likewise.
2406 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2408 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2410 2005-01-13 Jan Beulich <jbeulich@novell.com>
2412 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2413 (ashrti3_internal): Indicate output is early clobber. Generate result
2414 into output rather than first input. Use move for low word of output
2415 if shift count is exactly 64.
2416 (lshrti3_internal): Likewise.
2418 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2422 * reload1.c (delete_output_reload): Don't delete an output reload
2423 if the pseudo lives longer than a single basic block. Adjust and
2424 improve wording of comment.
2426 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2429 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2430 of TYPE_SIZE where we mean the number of bytes.
2432 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2434 * function.c (assign_parm_setup_block): Relax condition on
2435 multi-register optimization.
2437 2005-01-12 Nick Clifton <nickc@redhat.com>
2439 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2440 an "in_delay_slot" attribute of "no" to prevent them being used in
2441 delay slots. This is forbidden because they might generate
2444 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2447 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2450 2005-01-12 Nick Clifton <nickc@redhat.com>
2452 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2453 passed on to GAS) but do not define, as GAS no longer supports or
2454 needs the -m2000 option.
2456 2005-01-11 Roger Sayle <roger@eyesopen.com>
2458 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2459 type as args of unprototyped builtins aren't automatically promoted.
2460 (fold_builtin_abs): Likewise.
2462 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2464 * Makefile.in: Set a `build-warn' variable.
2466 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2468 PR tree-optimization/17949
2469 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2470 (find_interesting_uses_address): Use it.
2472 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2474 * regrename.c (kill_value): Handle subreg's that won't simplify.
2476 2005-01-11 Richard Henderson <rth@redhat.com>
2479 * config/i386/i386.h (enum ix86_builtins): Move ...
2480 * config/i386/i386.c: ... here.
2481 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2482 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2483 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2484 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2485 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2486 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2487 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2488 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2489 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2490 IX86_BUILTIN_LOADDDUP): Remove.
2491 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2492 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2493 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2494 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2495 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2496 (ix86_init_builtins): Make static.
2497 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2498 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2499 if all the modes match. Otherwise, fake it.
2500 (get_element_number, ix86_expand_vec_init_builtin,
2501 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2502 (ix86_expand_builtin): Make static. Update for changed builtins.
2503 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2504 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2505 (ix86_expand_vector_init_duplicate): New.
2506 (ix86_expand_vector_init_low_nonzero): New.
2507 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2508 Split out from ix86_expand_vector_init; handle integer modes.
2509 (ix86_expand_vector_init): Use them.
2510 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2511 * config/i386/i386-protos.h: Update.
2512 * config/i386/predicates.md (reg_or_0_operand): New.
2513 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2514 (movv2sf_internal): Likewise. And a splitter to match them all.
2515 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2516 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2517 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2518 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2519 (mmx_pinsrw): Fix operand ordering.
2520 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2521 rather than sse_loadss expander.
2522 (movv2df splitter): Similarly.
2523 (sse_loadss, sse_loadlss): Remove.
2524 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2525 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2526 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2527 (sse3_movddup): Rename with '*'.
2528 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2529 (sse2_loadsd): Remove.
2530 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2531 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2532 (sse2_pinsrw): Fix argument ordering.
2533 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2534 (sse2_stored): Remove 'r' destination.
2535 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2536 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2537 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2538 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2539 vec_extractv16qi, vec_initv16qi): New.
2541 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2542 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2543 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2545 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2546 (_mm_load_si128, _mm_store_si128): Likewise.
2547 (_mm_load1_pd): Use _mm_set1_pd.
2548 (_mm_load_sd): Use _mm_set_sd.
2549 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2550 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2551 (_mm_set_epi64): Use _mm_set_epi64x.
2552 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2553 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2554 _mm_setr_epi8): Use _mm_set_foo form.
2555 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2556 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2557 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2558 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2559 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2560 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2561 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2562 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2563 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2564 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2565 (_mm_movedup_pd): Use _mm_shuffle_pd.
2566 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2567 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2568 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2569 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2571 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2572 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2573 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2574 (_mm_store_ps): Use raw dereference.
2575 (_mm_store1_ps): Use _mm_storeu_ps.
2576 (_mm_storer_ps): Use _mm_store_ps.
2577 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2578 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2580 2005-01-11 Stan Shebs <shebs@apple.com>
2582 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2583 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2585 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2588 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2589 Skip all DECLs except for FIELD_DECLs.
2591 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2593 * config/s390/s390.c (override_options): Return error if
2594 -mbackchain, -mpacked-stack and -mhard-float are used together.
2595 (s390_va_start): Remove the backchain && packed-stack special case.
2596 (s390_gimplify_va_arg): Likewise.
2597 * doc/invoke.texi: Remove the ABI incompatibility note.
2599 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2601 * config/s390/s390.c (struct s390_frame_layout): Remove
2603 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2604 save_backchain_p with TARGET_BACKCHAIN.
2606 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2609 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2610 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2611 * function.c (locate_and_pad_parm): Set new field.
2612 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2613 Tweak where_pad test to include "none". Always set mem align for
2615 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2616 not sufficient for type.
2617 (assign_parm_setup_block): If stack_parm is zero on entry, always
2618 make a new stack local. Block move old stack parm if necessary
2619 to new aligned stack local.
2620 (assign_parm_setup_stack): Use a block move to handle
2621 potentially misaligned entry_parm.
2622 (assign_parms_unsplit_complex): Specify required alignment when
2623 creating stack local.
2624 * calls.c (compute_argument_addresses): Override alignment of stack
2625 arg calculated from its type with the alignment given by
2626 FUNCTION_ARG_BOUNDARY.
2627 (store_one_arg): Likewise.
2629 2005-01-11 Jan Beulich <jbeulich@novell.com>
2631 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2632 Change respective itanium_class attribute to ialu.
2633 (shladdp4_internal): New.
2634 * config/ia64/predicates.md (shladd_log2_operand): New.
2636 2005-01-11 Richard Henderson <rth@redhat.com>
2638 * expr.c (store_constructor): Use rtvec_alloc instead of
2639 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2641 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2643 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2645 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2647 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2648 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2649 (TARGET_RWRELOC): Define.
2650 (ia64_rwreloc_section_type_flags): Delete.
2651 (ia64_section_type_flags): New function.
2652 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2653 (TARGET_RWRELOC): Define.
2655 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2658 * config/ia64/ia64.c (process_set): For alloc insn, only call
2659 process_epilogue is !frame_pointer_needed.
2661 2005-01-10 Roger Sayle <roger@eyesopen.com>
2664 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2665 unary operator and can't be treated as a binary/comparison operator.
2667 2005-01-10 Richard Henderson <rth@redhat.com>
2669 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2670 (ix86_return_in_memory): Likewise.
2671 (function_arg_advance): Likewise. Mirror structure in function_arg
2672 for choosing register to advance.
2674 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2676 * tree-vectorizer.c, tree.def: Fix comment typos.
2678 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2680 * config/s390/s390.c (struct processor_costs): 4 new fields:
2681 ddbr, ddr, debr, der.
2682 (s390_rtx_costs): More precise handling of divide instructions.
2684 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2686 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2688 2005-01-10 Jan Beulich <jbeulich@novell.com>
2690 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2691 names resulting from -ffunction-sections/-fdata-sections and linkonce
2693 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2694 based on the section name. Rearrange the section name comparison logic
2695 slightly so that each section name is compared against at most once.
2697 2005-01-10 Ben Elliston <bje@au.ibm.com>
2699 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2700 targets for which -fPIC reduces limitations on the GOT size.
2702 2005-01-09 Falk Hueffner <falk@debian.org>
2704 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2707 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2710 * collect2.c (main): Set aixrtl_flag for -brtl option.
2711 (resolve_lib_name): Search for .so file extension before .a
2714 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2716 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2717 (vect_analyze_data_refs_alignment): Add dump prints.
2719 2005-01-09 Ira Rosen <irar@il.ibm.com>
2721 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2722 expr_invariant_in_loop_p.
2723 Initialize outputs first thing in the function.
2724 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2725 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2726 (vect_analyze_pointer_ref_access): Check that the initial condition of
2727 the access function is loop invariant.
2729 2005-01-09 Richard Henderson <rth@redhat.com>
2731 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2732 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2733 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2734 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2735 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2736 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2737 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2738 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2739 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2740 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2741 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2742 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2743 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2744 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2745 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2746 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2747 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2748 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2749 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2750 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2751 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2752 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2753 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2755 (mmx_clrdi, pavgusb): Remove.
2756 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2757 with leading sse_ prefix.
2758 * config/i386/sse.md: Receive them.
2759 * config/i386/mmx.md: New file.
2760 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2761 (subrv2sf3): Turn into expander for normal subtraction.
2762 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2763 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2764 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2765 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2766 commutative; use ix86_binary_operator_ok.
2767 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2768 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2769 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2770 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2771 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2772 Macroize from existing patterns; use ix86_binary_operator_ok.
2773 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2774 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2775 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2776 with vec_select+vec_concat.
2777 (mmx_pshufw, mmx_pshufw_1): Likewise.
2778 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2779 (mmx_uavgv4hi3): Model correctly.
2780 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2781 _mm_xor_si64): Remove casts.
2783 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2785 PR tree-optimization/19224
2786 * tree-scalar-evolution.c (get_instantiated_value,
2787 set_instantiated_value): New functions.
2788 (instantiate_parameters_1): Cache the results.
2789 (instantiate_parameters, resolve_mixers): Initialize and free
2792 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2794 * config/i386/i386.md (addhi_4): Correct reference in comment.
2797 2005-01-08 Richard Henderson <rth@redhat.com>
2799 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2800 (_mm_cvtsi128_si64x): Likewise.
2801 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2802 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2803 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2804 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2805 * config/i386/i386-protos.h: Update.
2806 * config/i386/i386.c (print_operand): Add 'H'.
2807 (ix86_fixup_binary_operands): Split out from ...
2808 (ix86_expand_binary_operator): ... here.
2809 (ix86_fixup_binary_operands_no_copy): New.
2810 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2811 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2812 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2813 (safe_vector_operand): Use CONST0_RTX.
2814 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2815 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2816 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2817 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2819 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2820 (IX86_BUILTIN_CMPNGESS): New.
2821 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2822 (attr type): Add sselog1.
2823 (attr unit, attr memory): Handle it.
2824 (movti, movti_internal, movti_rex64): Move near other integer moves.
2825 (movtf, movtf_internal): Move near other fp moves.
2826 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2827 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2828 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2829 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2830 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2831 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2832 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2833 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2834 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2835 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2836 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2837 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2838 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2839 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2840 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2841 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2842 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2843 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2844 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2845 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2846 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2847 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2848 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2849 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2850 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2851 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2852 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2853 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2854 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2855 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2856 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2857 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2858 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2859 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2860 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2861 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2862 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2863 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2864 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2865 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2866 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2867 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2868 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2869 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2871 (SSEPUSH, push<SSEPUSH>): Remove.
2872 (MMXPUSH, push<MMXPUSH>): Remove.
2873 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2874 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2875 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2876 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2877 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2878 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2879 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2880 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2881 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2882 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2883 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2884 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2885 (ppro_sse_log_V4SF): Handle sselog1.
2886 * config/i386/predicates.md (const_0_to_1_operand): New.
2887 (const_0_to_255_mul_8_operand): New.
2888 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2889 (const_2_to_3_operand, const_4_to_7_operand): New.
2890 * config/i386/sse.md: New file.
2891 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2892 (sse_movups): Rename from sse_movups_1.
2893 (sse_loadlss): Rename from sse_loadss_1.
2894 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2896 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2897 (absv4sf2, negv2df, absv2df): New.
2898 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2899 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2900 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2901 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2902 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2903 (sse3_addsubv4sf3): Model correctly.
2904 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2905 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2906 (sse_movhlps): Model with vec_select+vec_concat.
2907 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2908 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2909 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2910 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2911 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2912 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2913 sse2_pshufhw_1): Likewise.
2914 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2915 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2916 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2917 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2918 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2919 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2920 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2921 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2922 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2923 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2924 sminv8hi3): Mark commutative
2925 operands. Use ix86_binary_operator_ok.
2926 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2927 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2928 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2929 sse2_punpcklqdq): Allow operand2 in memory.
2930 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2931 sse2_movsd): Add memory alternatives.
2932 (sse_storelps): Turn expander into an insn; split after reload.
2933 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2934 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2936 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2938 * configure.ac (DWARF-2 debug_line): Use objdump.
2939 * configure: Regenerate.
2941 2005-01-08 Jeff Law <law@redhat.com>
2942 Diego Novillo <dnovillo@redhat.com>
2944 PR tree-optimization/18241
2945 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2946 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2947 statements with volatile operands.
2948 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2949 operands after marking a statement with has_volatile_ops.
2951 2005-01-08 Roger Sayle <roger@eyesopen.com>
2953 * tree.c (int_fits_type_p): Always honor integer constant
2954 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2956 2005-01-08 Roger Sayle <roger@eyesopen.com>
2958 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2959 the latent bug in rtl_delete_block has been resolved.
2961 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2963 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2964 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2966 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2968 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2969 library as @multilib_dir@/$(SHLIB_SONAME).
2971 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2973 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2974 * configure: Regenerate.
2976 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2978 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2981 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2984 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2985 Convert non-word aligned offset address using ld/std into
2988 2005-01-07 Richard Henderson <rth@redhat.com>
2990 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2992 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2994 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2996 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2998 PR tree-optimization/19283
2999 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3000 is not shorter than the original type.
3002 PR rtl-optimization/19012
3003 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3005 PR rtl-optimization/18861
3006 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3007 (FULL_STATE): Define.
3008 (mark_tablejump_edge): New function.
3009 (purge_dead_tablejump_edges): New function.
3010 (find_bb_boundaries): Use it.
3012 PR tree-optimization/18828
3013 * builtins.c (expand_builtin_next_arg): Remove argument and all
3014 the argument checking.
3015 (expand_builtin): Adjust caller.
3016 (expand_builtin_va_start): Likewise. Remove error for too many
3018 (fold_builtin_next_arg): Issue error for too many arguments.
3019 After checking arguments, replace them with magic arguments that
3020 prevent further checking of the args.
3022 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3024 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3026 2005-01-06 Roger Sayle <roger@eyesopen.com>
3029 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3030 and %{.S:...} (and their negative variants) to test whether the
3031 input file is assembler or pre-processed-assembler independent of
3032 the actual filename extension.
3034 2005-01-06 Roger Sayle <roger@eyesopen.com>
3036 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3037 of sign or zero extended values.
3039 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3041 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3042 for IBM long double format correctly.
3044 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3046 Fix PR tree-optimization/18792
3048 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3049 to first_loop_depth, and use loop depth instead of loop number.
3050 (build_classic_dir_vector): Ditto.
3051 (compute_data_dependences_for_loop): Use depth, not loop number.
3052 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3053 number. Pass in loops, instead of loop numbers.
3054 (gather_interchange_stats): Ditto.
3055 (linear_transform_loops): Ditto.
3057 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3060 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3061 biv_fits_mode_p, extension_within_bounds_p): New functions.
3062 (check_ext_dependent_givs): Use them.
3064 2005-01-06 Roger Sayle <roger@eyesopen.com>
3066 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3067 more than one barrier, in which case we should delete them all.
3069 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3071 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3073 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3075 Fix PR middle-end/19286
3077 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3078 output this subprogram, simply ignore this attempt to do it again.
3079 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3080 origin attribute if it's not possible.
3081 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3082 (decls_for_scope): Ditto.
3083 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3084 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3086 2005-01-05 Richard Henderson <rth@redhat.com>
3089 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3090 (bdesc_2arg): Use it.
3091 (ix86_expand_binop_builtin): Force operands into registers
3093 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3094 ix86_expand_sse_compare, ix86_expand_sse_comi,
3095 ix86_expand_builtin): Likewise.
3097 2005-01-05 Richard Henderson <rth@redhat.com>
3099 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3101 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3102 (mulv4hi3): Set itanium_class mmmul.
3103 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3104 (fpack): Rename from fpack_sfsf.
3106 2005-01-05 Richard Henderson <rth@redhat.com>
3109 * reload1.c (do_input_reload): Restrict the optimization deleteing
3110 a previous output reload to RELOAD_FOR_INPUT.
3112 2005-01-05 Steven Bosscher <stevenb@suse.de>
3114 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3115 comment that we fall through after case.
3116 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3117 (distribute_links): Likewise.
3118 * cse.c (cse_insn): Likewise.
3119 * cselib.c (cselib_invalidate_mem): Likewise.
3120 * df.c: Update comments at the top of the file.
3121 (read_modify_subreg_p): Update comments here too.
3122 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3123 * flow.c (mark_set_1): Likewise.
3124 (mark_used_regs): Likewise.
3125 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3126 (canon_list_insert): Likewise.
3127 (mark_set): Likewise.
3128 (try_replace_reg): Likewise.
3129 (store_killed_in_insn): Likewise.
3130 * loop.c (count_one_set): Likewise.
3131 (basic_induction_var): Likewise.
3132 * postreload-gcse.c (find_mem_conflicts): Likewise.
3133 * postreload.c (reload_combine_note_store): Likewise.
3134 (move2add_note_store): Likewise.
3135 * reload.c (find_equiv_reg): Likewise.
3136 (mark_referenced_resources): Likewise.
3137 * rtlanal.c (set_noop_p): Likewise.
3138 (note_stores): Likewise.
3139 (note_uses): Likewise.
3140 * sched-deps.c (sched_analyze_1): Likewise.
3141 * sched-rgn.c (check_live_1): Likewise.
3142 (update_live_1): Likewise.
3143 * config/i860/i860.c: Likewise.
3145 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3147 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3149 * doc/rtl.texi: Update documentation for bit-fields and SET.
3151 2005-01-05 Roger Sayle <roger@eyesopen.com>
3153 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3155 2005-01-05 Jan Hubicka <jh@suse.cz>
3156 Richard Henderson <rth@redhat.com>
3159 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3162 2005-01-05 Richard Henderson <rth@redhat.com>
3165 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3166 (sse_shufps): Change operand 3 to const_int_operand.
3167 (sse2_storelps): Fix typo in template.
3168 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3169 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3170 (ix86_expand_builtin): Likewise.
3172 2005-01-05 Julian Brown <julian@codesourcery.com>
3174 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3175 as aggregates for AAPCS ABIs.
3177 2005-01-05 Stan Shebs <shebs@apple.com>
3179 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3180 Mach-O getters if ppc64.
3181 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3183 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3184 signed four-byte field for global code case.
3185 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3187 2005-01-05 Roger Sayle <roger@eyesopen.com>
3190 * c-common.c: Include real.h.
3191 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3192 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3193 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3194 * Makefile.in (c-common.o): Update dependencies.
3196 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3198 * c-parse.in (asm_string): Add trailing semicolon.
3200 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3202 * c-parse.in (asm_string): New. Don't allow wide strings in
3204 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3205 asm_string instead of STRING.
3207 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3209 * c-typeck.c (constructor_no_implicit): Remove.
3210 (set_designator, process_init_element): Don't check
3211 constructor_no_implicit.
3213 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3214 Kaz Kojima <kkojima@gcc.gnu.org>
3217 * lcm.c (create_pre_exit): New.
3218 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3219 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3221 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3223 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3224 -msoft-float in target_float_switch.
3225 * arm.c (arm_override_options): Fix processing of target_float_switch.
3227 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3229 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3232 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3234 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3235 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3237 2005-01-04 Roger Sayle <roger@eyesopen.com>
3239 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3240 if deleting the then-block allows the test-block to fallthru to the
3243 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3246 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3247 after the full declaration if the are in two different TUs.
3249 2005-01-04 Richard Henderson <rth@redhat.com>
3252 * tree-sra.c (generate_one_element_init): Just
3253 call gimplify_and_add.
3254 (generate_element_init): Record the
3255 new referenced variables and mark them for renaming
3256 and split out to ...
3257 (generate_element_init_1): This.
3258 (scalarize_init): Don't call push_gimplify_context/
3259 pop_gimplify_context.
3261 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3263 * toplev.c (get_src_pwd): Handle failure of getpwd().
3265 2005-01-04 Roger Sayle <roger@eyesopen.com>
3267 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3269 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3270 all the cases handled by it are inverted by invert_truthvalue.
3272 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3274 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3275 (save_register_windowsi): Likewise.
3277 2005-01-04 Richard Henderson <rth@redhat.com>
3279 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3281 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3284 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3285 any simplifications of vector mode comparison operators.
3286 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3288 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3289 Devang Patel <dpatel@apple.com>
3291 PR tree-optimization/18308
3292 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3293 the operands before creating a new expression.
3294 * dojump.c (do_jump): Make drop_through_label available
3295 for all cases. Add expansion of COND_EXPR.
3297 2005-01-04 Ira Rosen <irar@il.ibm.com>
3299 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3300 INTEGER_CST instead of TREE_CONSTANT.
3301 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3302 instead of TREE_CONSTANT.
3303 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3304 instead of TREE_CONSTANT.
3306 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3308 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3310 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3313 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3314 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3316 2005-01-03 Richard Henderson <rth@redhat.com>
3318 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3319 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3320 fold_convert_const_real_from_real): Split out from ...
3321 (fold_convert_const): ... here.
3323 2005-01-03 Richard Henderson <rth@redhat.com>
3326 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3327 (mov<MMXMODEI>_internal): Likewise.
3328 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3329 Add V2SF case; use it for SSE1; don't use TI.
3330 (movdf_integer): Likewise.
3331 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3333 2005-01-03 Ira Rosen <irar@il.ibm.com>
3335 * tree-vectorizer.c (vect_strip_conversions): New function.
3336 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3337 check for binary class.
3339 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3343 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3345 * gimple-low.c (mark_blocks_with_used_vars): New function.
3346 (mark_blocks_with_used_subblocks): Ditto.
3347 (mark_used_blocks): Ditto.
3348 (pass_mark_used_blocks): New pass.
3349 * tree-inline.c: Include debug.h.
3350 (expand_call_inline): Call outlining_inline_function here.
3351 * tree-optimize.c (init_tree_optimization_passes): Add
3352 pass_mark_used_blocks.
3353 * tree-pass.h (pass_mark_used_blocks): New.
3354 * Makefile.in (tree-inline.o): Add debug.h dependency.
3356 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3358 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3359 VAR_DECLs to have weak_import attribute.
3361 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3364 2004-01-03 Steven Bosscher <stevenb@suse.de>
3366 * passes.c (rest_of_compilation): Don't run regmove if only
3367 flag_expensive_optimizations, require flag_regmove instead.
3369 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3371 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3373 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3374 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3375 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3376 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3378 2005-01-03 Richard Henderson <rth@redhat.com>
3380 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3381 (ia64_const_ok_for_letter_p): New.
3382 (ia64_const_double_ok_for_letter_p): New.
3383 (ia64_extra_constraint): New.
3384 (ia64_expand_vecint_compare): New.
3385 (ia64_expand_vcondu_v2si): New.
3386 (ia64_expand_vecint_cmov): New.
3387 (ia64_expand_vecint_minmax): New.
3388 (ia64_print_operand): Add 'v'.
3389 (ia64_preferred_reload_class): New.
3390 (ia64_vector_mode_supported_p): New.
3391 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3392 (PREFERRED_RELOAD_CLASS): Move to function.
3393 (CONST_OK_FOR_LETTER_P): Move to function.
3394 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3395 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3396 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3397 (EXTRA_CONSTRAINT): Move to function.
3398 * config/ia64/ia64.md: Include vect.md.
3399 (itanium_class): Add mmalua.
3401 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3403 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3404 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3406 (const_int_2bit_operand): New.
3407 (fr_reg_or_0_operand): New.
3408 * config/ia64/ia64-modes.def: Add vector modes.
3409 * config/ia64/ia64-protos.h: Update.
3410 * config/ia64/vect.md: New file.
3412 2005-01-03 Richard Henderson <rth@redhat.com>
3414 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3416 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3419 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3421 (log1pdf2): Change mode of operands[0,1] to DFmode.
3423 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3425 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3426 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3427 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3428 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3429 SPARC_RELAXED_ORDERING.
3431 2005-01-03 Richard Henderson <rth@redhat.com>
3432 Uros Bizjak <uros@kss-loka.si>
3435 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3436 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3437 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3439 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3440 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3441 const_pow2_1_to_128_operand): New predicates.
3443 2005-01-02 Greg McGary <greg@mcgary.org>
3445 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3447 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3448 object. [ptr_type]: Remove unused variable.
3449 Remember nearest addressable array-element or record-component
3450 when checking bitfield components. Tolerate empty BIND_EXPR.
3452 2005-01-01 Richard Henderson <rth@redhat.com>
3454 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3455 that don't narrow the value. Fail for other conversions.
3457 2005-01-01 Richard Henderson <rth@redhat.com>
3460 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3461 * c-lang.c (finish_file): Don't do it here.
3462 * objc/objc-act.c (objc_finish_file): Likewise.
3464 * cgraph.c (decl_assembler_name_equal): New.
3465 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3466 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3467 * cgraph.h (struct cgraph_varpool_node): Add next.
3468 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3469 * varasm.c (assemble_alias): Mark the target as needed.
3471 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3474 * function.c (get_arg_pointer_save_area): Use entry_of_function
3475 instead of get_insns.
3477 2005-01-01 Roger Sayle <roger@eyesopen.com>
3478 Andrew Pinski <pinskia@physics.uc.edu>
3479 James E. Wilson <wilson@specifixinc.com>
3481 PR rtl-optimization/12092
3482 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3485 2005-01-01 Roger Sayle <roger@eyesopen.com>
3486 Olivier Hainque <hainque@act-europe.fr>
3488 * tree.c (int_fits_type_p): A narrower type always fits in a
3489 wider one, except for negative values into unsigned types.
3491 2005-01-01 Roger Sayle <roger@eyesopen.com>
3493 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3494 with the original constant rather than require TREE_OVERFLOW.
3496 2005-01-01 Steven Bosscher <stevenb@suse.de>
3499 * c-decl.c (finish_function): If compiling C99, annotate the
3500 compiler generated return with the current file name and line 0.
3501 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3502 the source line is greater than 0.
3503 (remove_bb): Likewise.
3505 See ChangeLog.12 for earlier changes.