1 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
5 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8 * doc/invoke.texi: Correct documentation of -freorder-functions.
10 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13 * doc/invoke.texi: Don't mention gccbug.
15 2005-02-06 Roger Sayle <roger@eyesopen.com>
16 Andrew Pinski <pinskia@physics.uc.edu>
17 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
19 * simplify-rtx.c (simplify_relational_operation_1): Simplify
20 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
21 into just (zero_extract:SI FOO (const_int 1) BAR).
23 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
25 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
26 macro locally. Don't give last revision date. Use GCC version
27 number from gcc-common.texi.
28 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
29 revision date. Use GCC version number from gcc-common.texi.
30 Describe being a library as current state rather than as 3.x
32 * doc/gcc.texi: Remove last update date.
33 * doc/gccint.texi: Likewise. Update copyright dates.
34 * doc/install.texi: Update copyright dates.
36 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
39 * doc/invoke.texi: Mention for each option included in -Wall that
40 it is included in -Wall.
41 * doc/gcc.texi: Update copyright and last modification date.
43 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
45 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
46 unnecessary cast to original induction variable increments.
48 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
50 PR tree-optimization/18219
51 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
54 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
56 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
57 Set bitpos and offset later in the function. Do nothing if the
58 target is a register and if the bitfield lies completely outside
60 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
61 here. Return an uninitialised register if the source value is stored
62 in a register and the bitfield lies completely outside that register.
64 2005-02-06 Steven Bosscher <stevenb@suse.de>
66 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
69 2005-02-06 Marcin Dalecki <martin@dalecki.de>
71 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
73 2005-02-06 Geoffrey Keating <geoffk@apple.com>
75 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
76 * config/darwin8.h: New.
77 * config/darwin7.h: Update comment.
79 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
80 Dorit Naishlos <dorit@il.ibm.com>
82 * tree-vectorizer.h (LOC): New type.
83 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
84 (loop_line_number): New field in struct _loop_vec_info.
85 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
87 * tree-vectorizer.c (input.h): Included.
88 (find_loop_location): New function.
89 (vect_debug_stats): Argument changed from loop to LOC. Computation of
90 loop line number removed.
91 (vect_debug_details): Likewise.
92 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
94 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
95 call to vect_debug_details/stats changed from loop to loop_loc.
96 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
97 (slpeel_tree_peel_loop_to_edge): Likewise.
99 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
100 changed from NULL to UNKNOWN_LOC.
101 (vect_get_base_and_offset):
102 (vect_create_addr_base_for_vector_ref):
103 (get_vectype_for_scalar_type):
104 (vect_create_data_ref_ptr):
106 (vect_get_vec_def_for_operand):
107 (vect_finish_stmt_generation):
108 (vectorizable_assignment):
109 (vectorizable_operation):
110 (vectorizable_store):
112 (vect_transform_stmt):
113 (vect_update_ivs_after_vectorizer):
114 (vect_do_peeling_for_loop_bound):
115 (vect_do_peeling_for_alignment):
116 (vect_transform_loop):
117 (vect_is_simple_use):
118 (vect_analyze_operations):
119 (vect_is_simple_iv_evolution):
120 (vect_analyze_scalar_cycles):
121 (vect_analyze_data_ref_dependences):
122 (vect_compute_data_ref_alignment):
123 (vect_enhance_data_refs_alignment):
124 (vect_analyze_data_ref_access):
125 (vect_analyze_data_ref_accesses):
126 (vect_analyze_pointer_ref_access):
127 (vect_get_memtag_and_dr):
128 (vect_analyze_data_refs):
129 (vect_mark_relevant):
130 (vect_stmt_relevant_p):
131 (vect_mark_stmts_to_be_vectorized):
132 (vect_can_advance_ivs_p):
133 (vect_get_loop_niters):
135 (vectorize_loops): Likewise.
137 (vectorizable_load): Argument in call to vect_debug_details/stats
138 changed from loop to LOOP_LOC (loop_vinfo).
139 (vect_transform_loop):
140 (vect_analyze_operations):
141 (vect_analyze_scalar_cycles):
142 (vect_analyze_data_ref_dependence):
143 (vect_enhance_data_refs_alignment):
144 (vect_analyze_data_ref_accesses):
145 (vect_analyze_pointer_ref_access):
146 (vect_analyze_data_refs):
147 (vect_analyze_loop): Likewise.
149 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
150 changed from loop to loop_loc.
152 (vect_enhance_data_refs_alignment): Removed unused variable loop.
154 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
155 Dorit Naishlos <dorit@il.ibm.com>
157 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
159 (vect_analyze_data_ref_dependences): Likewise.
161 (vect_is_simple_use): Argument changed from loop structure to
162 loop_vect_info structure.
163 (vect_can_advance_ivs_p): Likewise.
164 (vect_create_index_for_vector_ref): Likewise.
165 (vect_update_ivs_after_vectorizer): Likewise.
166 (new_stmt_vec_info): Likewise.
168 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
169 changed from loop to loop_vinfo.
170 (vect_create_data_ref_ptr): First argument in call to
171 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
172 (vectorizable_assignment): Second argument in call to vect_is_simple_use
173 was changed from loop to loop_vinfo.
174 (vectorizable_operation): Likewise.
175 (vectorizable_store): Likewise.
176 (vect_mark_stmts_to_be_vectorized): Likewise.
177 (vect_do_peeling_for_loop_bound): First argument in call to
178 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
179 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
180 was changed from loop to loop_vinfo.
181 (vect_analyze_data_ref_dependences): Third argument in call to
182 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
184 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
185 (vect_create_data_ref_ptr): Likewise.
186 (vect_init_vector): Likewise.
187 (vect_get_vec_def_for_operand): Likewise.
188 (vectorizable_assignment): Likewise.
189 (vectorizable_operation): Likewise.
190 (vectorizable_store): Likewise.
191 (vectorizable_load): Likewise.
192 (vect_update_ivs_after_vectorizer): Likewise.
193 (vect_is_simple_use): Likewise.
194 (vect_analyze_data_ref_dependence): Likewise.
195 (vect_analyze_pointer_ref_access): Likewise.
196 (vect_can_advance_ivs_p): Likewise.
198 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
199 before _stmt_vec_info.
200 (_stmt_vec_info): Loop field replaced by loop_vec_info.
201 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
202 (new_stmt_vec_info): Argument changed from loop structure to
203 loop_vect_info structure
205 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
206 (vect_analyze_offset_expr): Avoid 80 columns overflow.
207 (vect_create_addr_base_for_vector_ref): Likewise.
208 (vect_analyze_pointer_ref_access): Likewise.
210 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
213 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
214 phi flag if the phi is abnormal.
216 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
219 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
220 information for the new statement.
222 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
225 * gcc.c (main): Include the target in -v output.
227 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
229 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
230 Do not drop the extend if we'd have to add a paradoxical subreg
231 later. Include optabs.h and insn-codes.h.
232 * Makefile.in (combine.o): Depend on $(OPTABS_H).
234 2005-02-02 Roger Sayle <roger@eyesopen.com>
237 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
238 * fold-const.c (const_binop): Avoid constant folding floating
239 point operations in modes that use composite representations.
240 * simplify-rtx.c (simplify_binary_operation): Likewise.
242 2005-02-02 Geoffrey Keating <geoffk@apple.com>
244 * config/rs6000/altivec.md (altivec_dst): Make the first operand
246 (altivec_dstt): Likewise.
247 (altivec_dstst): Likewise.
248 (altivec_dststt): Likewise.
249 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
252 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
254 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
255 EXPR_LOCUS from orig_cond to the new cond_stmt.
256 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
259 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
261 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
262 standard_iv_increment_position. Remove call to bsi_next
263 (no need to bump the iterator anymore).
264 (vect_create_index_for_vector_ref): Call
265 standard_iv_increment_position. Remove second function argument.
266 (vect_finish_stmt_generation): Remove call to bsi_next
267 (no need to bump the iterator anymore).
268 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
269 to vect_create_index_for_vector_ref.
271 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
273 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
274 phis are used out of the loop.
276 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
279 * c-decl.c (undef_nested_function): New variable.
280 (pop_scope): Diagnose undefined nested functions.
281 (finish_function): Don't attempt cgraph processing or genericizing
282 if current top-level function contained an undefined nested
283 function. Reset undef_nested_function at the end of a top-level
286 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
288 * tree.c (build_int_cst_type): Take sign of the value into account
289 when deciding whether sign extend the value.
291 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
294 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
295 (cpp_options, cc1_options): Change %{std*&ansi} to
296 %{std*&ansi&trigraphs}.
298 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
300 * cse.c: Update comments.
302 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
304 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
305 arguments go on the stack. Do not put complex doubles in odd/even
308 2005-02-02 Steven Bosscher <stevenb@suse.de>
310 * doc/invoke.texi: Update the options enabled at -O1, -O2,
311 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
312 -ftree-pre, and -fthread-jumps.
314 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
316 PR tree-optimization/19578
317 * tree-flow.h (modified_noreturn_calls): Declare.
318 (noreturn_call_p): Declare.
319 * tree-flow-inline.h (noreturn_call_p): New function.
320 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
321 * tree-cfg.c (modified_noreturn_calls): New variable.
322 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
323 that contain a mid-block noreturn call.
324 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
326 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
328 * df.c (df_def_record_1, df_uses_record): Don't use
330 * df.h (DF_FOR_REGALLOC): Remove.
332 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
335 * c-typeck.c (really_start_incremental_init): Reset
336 constructor_max_index for arrays of incomplete type.
338 2005-02-02 Jeff Law <law@redhat.com>
340 * gcse.c (struct reg_set): Store the block index where the register
341 was set rather than the setting insn.
342 (record_one_set, compute_transp): Corresponding changes.
343 (pre_insert_copy_insn): Do not call replace_one_set.
344 (replace_one_set): Remove.
346 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
349 * doc/gcov.texi: Fix typo.
351 2005-02-01 Richard Henderson <rth@redhat.com
354 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
355 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
357 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
358 * config/i386/i386-protos.h: Update.
360 2005-02-01 Steven Bosscher <stevenb@suse.de>
362 PR tree-optimization/19217
363 * tree-cfg.c (verify_expr): Use the data field to see if TP was
364 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
365 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
366 that it is walking a PHI node.
368 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
370 * doc/extend.texi (Nested Functions): Update.
372 2005-02-01 Richard Henderson <rth@redhat.com>
375 * optabs.c (expand_copysign_absneg): Export.
376 * optabs.h (expand_copysign_absneg): Declare.
377 * config/rs6000/rs6000.md (copysigntf3): New.
379 2005-02-01 Diego Novillo <dnovillo@redhat.com>
381 PR tree-optimization/19633
382 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
383 * tree-ssa-alias.c (init_alias_info): Initialize.
384 (merge_pointed_to_info): Set.
385 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
386 (dump_points_to_info_for): Show value of pt_null.
387 (struct count_ptr_d): Declare.
388 (find_ptr_dereference): Remove.
389 (ptr_is_dereferenced_by): Remove.
390 (count_ptr_derefs): New local function.
391 (count_uses_and_derefs): New local function.
392 (compute_points_to_and_addr_escape): Call it. If the number
393 of dereferences is greater than zero, mark the pointer as
394 dereferenced. If there are fewer dereferences than uses of
395 the pointer, the pointer's value escapes.
397 2005-02-01 Diego Novillo <dnovillo@redhat.com>
399 PR tree-optimization/19670
400 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
402 (verify_use): ... set it here, instead.
404 2005-02-01 Janis Johnson <janis187@us.ibm.com>
406 * doc/sourcebuild.texi (Test directives): Fix formatting.
408 * doc/sourcebuild.texi (Test directives): Describe selector
411 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
413 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
414 specific 64-bit CPUs.
416 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
419 * arm.c (arm_eliminable_register): New function.
420 (adjacent_mem_locations): Don't allow eliminable registers. Use
421 HOST_WIDE_INT for address offsets.
422 * arm-protos.h (arm_eliminable_register): Add prototype.
424 2005-02-01 Steven Bosscher <stevenb@suse.de>
426 PR optimization/15242
427 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
428 * basic-block.h (duplicate_computed_gotos): Add prototype.
429 * bb-reorder.c (duplicate_computed_gotos): New function to
430 duplicate sufficiently small blocks ending in a computed jump.
431 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
432 if not optimizing for size.
433 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
434 never do tail merging for blocks ending in a computed jump.
435 * doc/invoke.texi: Document the max-goto-duplication-insns param.
437 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
439 Patch from Richard Sandiford <rsandifo@redhat.com>
440 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
441 from inheriting a subreg equivalence with a non-spill register.
443 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
445 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
447 * config/frv/frv.c (movcc_fp_destination_operand): New.
448 (gpr_or_memory_operand): Fix typo in comment.
449 (gpr_or_memory_operand_with_scratch): New.
450 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
451 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
452 movcc_fp_destination_operand.
453 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
454 Legitimize memory addresses using a scratch register.
456 2005-01-31 Jeff Law <law@redhat.com>
458 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
459 bitmap a sparse bitmap instead of a simple bitmap.
460 (mark_def_sites_initialize_block): Corresponding changes.
461 (ssa_mark_def_sites_initialize_block): Likewise.
462 (ssa_mark_phi_uses): Likewise.
463 (mark_def_site, ssa_mark_def_sites): Likewise.
464 (mark_def_site_blocks): Likewise.
465 (rewrite_ssa_into_ssa): Likewise.
467 * tree-ssa-dom.c (record_cond): Pass correct variable type
468 for last argument to htab_find_slot_with_hash.
470 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
471 effects when optimizing 0 % X. Do not try to optimize X % 0.
473 2005-01-31 James E. Wilson <wilson@specifixinc.com>
475 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
478 2005-02-01 Eric Christopher <echristo@redhat.com>
480 * config/mips/mips.c (override_options): Warn if -mint64
482 * doc/invoke.texi (MIPS Options): Document that -mint64 is
485 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
487 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
489 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
490 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
491 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
492 (cached_regno): Initialize to INVALID_REGNUM.
493 (cse_reg_info_table_size,
494 cse_reg_info_table_first_uninitialized,
495 cse_reg_info_timestamp): New.
496 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
498 (init_cse_reg_info, get_cse_reg_info_1): New.
499 (get_cse_reg_info): Cache the last look-up.
500 (new_basic_block): Update the code to clear mappings from
501 registers to cse_reg_info entries.
502 (cse_main): Call init_cse_reg_info.
504 * cse.c (get_cse_reg_info): Update a comment.
506 2005-01-31 Steven Bosscher <stevenb@suse.de>
509 * c-decl.c (start_decl): Do not warn about arrays of elements with
510 an incomplete type here.
511 (grokdeclarator): Do it here by making a pedwarn an error.
512 * c-typeck.c (push_init_level): If there were previous errors with
513 the constructor type, do not warn about braces for initializers.
514 (process_init_element): Likewise for excess initializer elements.
516 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
518 * cse.c (delete_trivially_dead_insn): Don't iterate.
520 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
522 * config/rs6000/rs6000.md (copysignsf3): New expand.
523 (copysigndf3): Likewise.
525 2005-01-31 Steven Bosscher <stevenb@suse.de>
527 * recog.c (constrain_operands): Only look for earlyclobber operand
528 conflicts if an '&' constraint was seen.
530 2005-01-31 Marc Espie <espie@openbsd.org>
532 * config.gcc: Don't include embedded systems fragment, switches default
533 debugging format to ELF.
534 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
535 longer pick it up there.
537 2005-01-31 Dale Johannesen <dalej@apple.com>
539 * doc/extend.texi (nested functions): Fix linkage description.
540 Clarify that static is not allowed.
542 2005-01-31 Dale Johannesen <dalej@apple.com>
544 * config/rs6000/darwin.md (movsf_low_di): Make work.
545 (movdf_low_di): Make work.
547 2005-01-31 Dale Johannesen <dalej@apple.com>
549 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
550 Make work for 64 bit.
552 2005-01-31 Roger Sayle <roger@eyesopen.com>
553 Dale Johannesen <dalej@apple.com>
556 * fold-const.c (fold_binary_op_with_conditional_arg):
557 Make types match original operands, before STRIP_NOPS.
559 2005-01-31 Alan Modra <amodra@bigpond.net.au>
561 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
562 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
563 (struct gcc_sigcontext): Delete. Merge contents to..
564 (struct gcc_ucontext): ..here.
565 (get_sigcontext): Delete.
566 (get_regs): New function, like get_sigcontext but return regs ptr.
567 64-bit version finds regs from r1 to support vdso.
568 (ppc_linux_aux_vector): New function.
569 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
572 2005-01-31 Ira Rosen <irar@il.ibm.com>
574 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
576 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
577 redundant fold. Fix misalignment for MINUS_EXPR.
578 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
579 (vect_analyze_pointer_ref_access): Likewise.
580 (vect_get_memtag_and_dr): Likewise.
582 2005-01-31 Richard Henderson <rth@redhat.com>
584 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
585 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
586 absnegdf2_i387, absnegxf2_i387): Likewise.
588 2005-01-31 Richard Henderson <rth@redhat.com>
591 * optabs.c (expand_copysign_absneg): New.
592 (expand_copysign_bit): Split out from ...
593 (expand_copysign): ... here. Use expand_copysign_absneg.
595 2005-01-30 Roger Sayle <roger@eyesopen.com>
598 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
599 constant as the second operand and a register as the third.
601 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
604 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
605 that dllimport'd functions do not use all call-clobbered registers
608 2005-01-30 Richard Henderson <rth@redhat.com>
611 * optabs.c (expand_absneg_bit): Split out from expand_unop and
612 expand_abs_nojump and generalize. Use operand_subword and
613 emit_no_conflict_block. Support large modes.
614 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
616 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
617 negation to subtraction.
618 (expand_copysign): Check that the format has signed zeros.
619 Use operand_subword and emit_no_conflict_block. Support large modes.
621 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
623 Fix PR tree-optimization/19624
625 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
626 * tree-ssa-pre.c: Add cfgloop.h.
628 (pre_stats): New member, constified.
629 (inserted_exprs): New static variable.
630 (NECESSARY): New macro.
631 (create_expression_by_pieces): Fold the expression, and
632 mark it as defaulting to not necessary. Also put in
634 (fully_constant_expression): New function.
635 (insert_into_preds_of_block): Modify to not insert phis when we
636 are playing with induction variables.
637 Push phis onto the inserted_exprs vector, and mark them as not
638 necessary by default.
639 (insert_aux): Call fully_constant_expression on eprime.
640 If all edges produce the same value, mark it constant.
641 (mark_operand_necessary): New function.
642 (remove_dead_inserted_code): New function.
643 (init_pre): Init loop optimizer to get loop info.
644 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
645 (execute_pre): Commit edge inserts, then remove dead code.
647 2005-01-30 Richard Henderson <rth@redhat.com>
649 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
650 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
652 2005-01-30 Richard Henderson <rth@redhat.com>
655 * config/i386/i386.c (ix86_expand_copysign): New.
656 (ix86_split_copysign_const): New.
657 (ix86_split_copysign_var): Rename from ix86_split_copysign,
658 rearrange op1/nmask operands.
659 * config/i386/i386-protos.h: Update.
660 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
661 (copysigndf3): Likewise.
662 (copysignsf3_const, copysigndf3_const): New.
663 (copysignsf3_var): Rename from copysignsf3, split out splitter
664 and fix split predicate for X constraint.
665 (copysigndf3_var): Similarly.
667 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
669 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
670 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
671 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
673 2005-01-29 Richard Henderson <rth@redhat.com>
676 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
677 of # and * in constraints.
679 2005-01-29 Richard Henderson <rth@redhat.com>
682 * expr.c (store_field): Don't strip sub-mode cast when the input
683 data is even smaller.
685 2005-01-29 Richard Henderson <rth@redhat.com>
688 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
691 2005-01-29 Richard Henderson <rth@redhat.com>
693 * combine.c (make_field_assignment): Fix argument order
696 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
698 PR tree-optimization/15791
699 * fold-const.c (extract_array_ref): New function.
700 (fold): Fold comparisons between &a[i] and &a[j] or
701 semantically equivalent trees.
703 2005-01-29 Jeff Law <law@redhat.com>
705 * gcse.c (insert_expr_in_table): Revamp handling of available
706 and anticipatable occurrence lists to avoid unnecessary list
708 (insert_set_in_table): Similarly.
710 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
712 * c-common.c (fix_string_type): Just use c_build_qualified_type to
714 (c_build_qualified_type): Build qualified array types with
715 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
716 * c-decl.c (c_make_fname_decl): Build unqualified array type
717 before qualified type.
718 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
719 type is qualified, not just if type itself is. Don't apply
720 qualifiers to array type when declarator is processed. Apply
721 qualifiers to field type whether or not it is an array type.
722 Don't handle array types specially for applying qualifiers to
724 * c-typeck.c (composite_type): Build unqualified element type and
725 array type when forming composite of array types.
726 (common_pointer_type, comptypes, comp_target_types,
727 type_lists_compatible_p, build_indirect_ref, build_array_ref,
728 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
730 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
731 (args2) in variables a1 and a2.
733 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
735 * cse.c (n_elements_made, max_elements_made): Remove.
736 (insert): Don't touch n_elements_made.
737 (cse_main): Don't touch n_elements_made or max_elements_made.
739 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
742 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
743 configuration part of dp-bit.c to be lost.
745 2005-01-28 Roger Sayle <roger@eyesopen.com>
747 * expmed.c (expand_mult_highpart_optab): When attempting to use
748 a non-widening multiplication in a wider mode, the operands need
749 to be converted (zero or sign extended) to that mode.
751 2005-01-28 Ian Lance Taylor <ian@airs.com>
755 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
756 through if both operands fall through.
758 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
760 * cse.c (fold_rtx) <PC>: Don't optimize.
762 2005-01-28 Jeff Law <law@redhat.com>
764 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
765 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
767 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
769 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
770 cse_reg_info_used_list_end): Remove.
771 (cse_reg_info_list, cse_reg_info_list_free): New.
772 (get_cse_reg_info): When allocating an instance of
773 cse_reg_info, add it to the beginning of the cse_reg_info_list
774 list. Remove code to maintain cse_reg_info_used_list.
775 (new_basic_block): Reset the free list to the beginning of
778 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
780 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
781 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
782 (frv_expand_mdpackh_builtin): New function.
783 (frv_expand_builtin): Use it to expand __MDPACKH.
784 * doc/extend.texi (__MDPACKH): Update documentation.
786 2005-01-28 Uros Bizjak <uros@kss-loka.si>
788 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
789 SSE_FLOAT_MODE_P for use_sse computation.
791 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
794 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
796 2005-01-27 Richard Henderson <rth@redhat.com>
798 * builtins.c (expand_builtin_copysign): New.
799 (expand_builtin): Call it.
800 * genopinit.c (optabs): Add copysign_optab.
801 * optabs.c (init_optabs): Initialize it.
802 (expand_copysign): New.
803 * optabs.h (OTI_copysign, copysign_optab): New.
804 (expand_copysign): Declare.
806 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
807 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
809 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
810 (ix86_expand_fp_absneg_operator): ... here.
811 (ix86_split_copysign): New.
812 * config/i386/i386-protos.h: Update.
813 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
814 (copysignsf3, copysigndf3): New.
816 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
817 (copysignsf3, ncopysignsf3): New.
818 (copysigndf3, ncopysigndf3): New.
819 (copysignxf3, ncopysignxf3): New.
820 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
822 2005-01-27 Arend Bayer <arend.bayer@web.de>
823 Kazu Hirata <kazu@cs.umass.edu>
825 * cse.c: (find_best_addr): Don't call copy_rtx before calling
826 fold_rtx. Save cost recomputation if fold_rtx did nothing.
827 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
830 2005-01-27 Jeff Law <law@redhat.com>
832 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
833 definitions of SSA_NAMEs which are not being rewritten.
834 (rewrite_ssa_into_ssa): Only initialize the current definition
835 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
836 If checking is enabled, assert that SSA_NAME_AUX is clear for all
837 SSA_NAMEs before returning.
839 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
841 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
842 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
843 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
844 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
845 config/mips/iris6.h, config/sh/sh.c: Update copyright.
847 2005-01-27 Steven Bosscher <stevenb@suse.de>
850 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
851 higher to -O2 and higher. Likewise for tree PRE.
852 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
855 2005-01-27 Ian Lance Taylor <ian@airs.com>
858 * gimple-low.c (try_catch_may_fallthru): New static function.
859 (block_may_fallthru): Handle TRY_CATCH_EXPR.
860 * tree-inline.c (expand_call_inline): Don't warn about reaching
861 the end of a non-void function being inlined if the function uses
864 2005-01-27 Jakub Jelinek <jakub@redhat.com>
866 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
869 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
870 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
871 (implicitly_declare): Handle error_mark_node.
873 2005-01-27 Richard Henderson <rth@redhat.com>
876 * tree.h (struct tree_decl): Add debug_expr_is_from.
877 (DECL_DEBUG_EXPR_IS_FROM): New.
878 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
879 * dwarf2out.c (dwarf2out_var_location): Update to match.
880 * tree-outof-ssa.c (create_temp): Likewise.
881 * var-tracking.c (track_expr_p): Likewise.
882 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
883 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
884 * toplev.c (default_tree_printer): Likewise.
886 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
888 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
889 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
891 2005-01-27 Steven Bosscher <stevenb@suse.de>
893 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
894 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
895 ASM_CLOBBERS): Add tree checks.
897 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
898 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
899 * c-common.def (SWITCH_STMT): Update to match.
900 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
901 macros instead of SWITCH_EXPR ones.
902 * c-dump.c (c_dump_tree): Likewise.
903 * c-gimplify.c (gimplify_switch_stmt): Likewise.
904 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
906 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
908 2005-01-27 Alan Modra <amodra@bigpond.net.au>
910 * unwind-dw2.c (execute_stack_op): Add missing cases for
911 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
913 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
915 * config.gcc (Obsolete configurations): Remove 'dummy', add
916 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
919 2005-01-26 Diego Novillo <dnovillo@redhat.com>
921 PR tree-optimization/19633
922 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
924 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
925 are no call-clobbered variables.
926 * tree-outof-ssa.c (check_replaceable): Return false for calls
929 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
931 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
932 even for variables with NULL DECL_INITIAL.
934 2005-01-26 Stuart Hastings <stuart@apple.com>
936 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
938 2005-01-26 Richard Henderson <rth@redhat.com>
941 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
943 * expr.c (store_field): Strip conversions to odd-bit-sized types
944 if the destination field width matches.
946 2005-01-26 Richard Henderson <rth@redhat.com>
948 * c-decl.c, expmed.c, expr.c: Revert last change.
950 2005-01-26 Richard Henderson <rth@redhat.com>
953 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
955 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
956 if we don't need the bits above those present in the current mode.
957 * expr.c (store_field): Strip conversions to odd-bit-sized types
958 if the destination field width matches.
960 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
962 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
963 either -ffast-math or -funsafe-math-optimizations is in use.
965 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
969 * config/avr/avr.c (notice_update_cc): Only set condition code for
970 ashrqi3 if shift count > 0.
971 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
972 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
973 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
974 count <= 0 as a no-op, and shift count >= width by copying zero
975 or sign bit to all bits of the result.
976 * config/avr/avr.md (all shifts): Add alternatives for zero shift
977 count, with attribute "length" set to 0 and "cc" set to "none".
979 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
981 * doc/invoke.texi: Document -mTLS.
983 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
984 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
985 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
986 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
987 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
988 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
989 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
990 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
992 * configure.ac: Check for a TLS capable gas.
994 * configure: Regenerate.
996 2005-01-26 Richard Henderson <rth@redhat.com>
999 * combine.c (make_field_assignment): Simplify store to zero_extract
1000 from a source with an overlapping mask.
1002 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1004 2004-11-11 Eric Christopher <echristo@redhat.com>
1006 * config/frv/frv.md: Add fr400_integer automaton. Don't
1007 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1010 2005-01-26 Steven Bosscher <stevenb@suse.de>
1013 * cfgbuild.c (make_edges): Do not clear or set
1014 current_function_has_computed_jump.
1015 * function.h (struct function): Remove the has_computed_jump field.
1016 (current_function_has_computed_jump): Do not define.
1017 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1018 in a computed jump. Ignore current_function_has_computed_jump.
1020 2005-01-26 Richard Henderson <rth@redhat.com>
1023 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1024 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1026 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1027 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1028 objects into static storage if they have more than one non-zero value.
1029 * tree.h (categorize_ctor_elements): Update decl.
1031 2005-01-26 Steven Bosscher <stevenb@suse.de>
1034 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1035 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1036 to this function from 2004-07-10.
1037 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1038 the current function for tail call optimizations if the address
1039 of one of it its arguments is taken.
1041 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1043 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1045 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1047 * function.c (expand_function_end): If current_function_calls_alloca,
1048 emit stack restore in a place that is reached when the function falls
1051 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1053 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1054 rule to avoid matching inappropriate suffix rule.
1056 2005-01-26 Jan Hubicka <jh@suse.cz>
1058 PR tree-optimization/19241
1059 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1061 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1063 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1064 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1066 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1067 <sim*>: Always use crt1.o, regardless of N in simN.
1068 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1069 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1070 (CRT_CALL_STATIC_FUNCTION): Remove.
1071 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1072 use crt1.o, regardless of N in simN.
1073 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1074 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1075 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1076 case isystem setting.
1077 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1079 2005-01-25 Ian Lance Taylor <ian@airs.com>
1081 * gimple-low.c (block_may_fallthru): Correct handling of
1082 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1084 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1086 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1087 handlers to match indentation; nested under the mtune=* handler.
1088 Similar for mcpu= and march=.
1090 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1092 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1093 * config/mips/linux64.h (LIB_SPEC): Likewise.
1094 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1095 * config/sh/linux.h (LIB_SPEC): Likewise.
1097 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1099 * config/frv/frv.c (frv_legitimize_tls_address): New.
1100 (TARGET_HAVE_TLS): Define.
1101 (FRV_SYMBOL_REF_TLS_P): Define.
1102 (frv_override_options): Handle new register classes.
1103 (frv_legitimate_address_p): Reject tls addresses.
1104 (frv_legitimize_address): Handle TLS addresses.
1105 (gen_inlined_tls_plt): New.
1107 (frv_legitimize_tls_address): New.
1108 (unspec_got_name): Add TLS entries.
1109 (got12_operand): Add R_FRV_TLSMOFF12 case.
1110 (frv_emit_move): Fixup TLS addresses.
1111 (frv_emit_movsi): Legitimize TLS addresses.
1113 * config/frv/frv.h (MASK_BIG_TLS): New.
1114 (TARGET_BIG_TLS): New.
1115 (HAVE_AS_TLS): Define.
1116 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1117 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1118 (REG_CLASS_NAMES): Same.
1119 (REG_CLASS_CONTENTS): Same.
1120 (CONSTRAINT_LEN): New.
1121 (REG_CLASS_FROM_CONSTRAINT): New.
1122 (PREDICATE_CODES): Add symbolic_operand.
1124 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1125 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1126 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1127 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1128 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1129 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1130 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1131 GR9_REG, GR14_REG, LRREG.
1132 (type): Add load_or_call attribute.
1133 ("load_or_call"): New reservation.
1134 ("call_gettlsoff"): New.
1135 ("tls_indirect_call"): New.
1136 ("tls_load_gottlsoff12"): New.
1137 ("tlsoff_hilo"): New.
1138 ("tls_tlsdesc_ldd"): New.
1139 ("tls_tlsoff_ld"): New.
1142 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1144 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1146 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1147 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1148 * config/frv/frv.c (TLS_BIAS): Define.
1149 (frv_output_dwarf_dtprel): New.
1151 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1153 PR rtl-optimization/19579
1154 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1155 both A and B, see if they don't clobber registers the other expr uses.
1157 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1159 * real.c (do_add): Initialize signalling and canonical members.
1161 * real.c (real_from_integer): Zero out destination.
1163 2005-01-18 Jan Hubicka <jh@suse.cz>
1165 PR tree-optimize/19337
1166 * tree-inline.c (initialize_inlined_parameters): Copy
1167 saved_static_chain_decl only.
1169 2005-01-25 Richard Henderson <rth@redhat.com>
1173 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1174 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1175 80387 enabled, to return a proper subclass. Return the subset that
1176 overlaps with GENERAL_REGS for PLUS.
1177 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1179 2005-01-25 Richard Henderson <rth@redhat.com>
1182 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1184 2005-01-25 Roger Sayle <roger@eyesopen.com>
1186 * expmed.c (choose_multiplier): Change interface to return the
1187 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1188 (expand_divmod): Update calls to choose_multiplier.
1190 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1193 * expmed.c (extract_bit_field): Use adjust_address instead of
1194 gen_lowpart when op0 is a MEM.
1196 2005-01-24 Steven Bosscher <stevenb@suse.de>
1198 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1200 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1202 * config/mips/irix-csr.c: New file.
1203 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1204 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1205 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1208 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1211 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1212 sparc/elf.h, add sparc/sp-elf.h.
1213 (sparc-*-rtems*): Likewise.
1214 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1215 tm-dwarf2.h, add sparc/sp-elf.h.
1216 (sparc86x-*-elf): Likewise.
1217 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1218 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1219 TARGET_OS_CPP_BUILTINS.
1220 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1221 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1223 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1224 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1225 (SWITCH_TAKES_ARG): Likewise.
1226 (LOCAL_LABEL_PREFIX): Likewise.
1227 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1228 (TARGET_N_FORMAT_TYPES): Delete.
1229 (TARGET_FORMAT_TYPES): Likewise.
1230 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1231 * config/sparc/elf.h: Delete.
1232 * config/sparc/sp-elf.h: New file.
1234 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1236 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1237 * tree-flow.h: Remove the corresponding prototype.
1238 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1239 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1241 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1244 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1245 for AIX ABI or ELF -fPIC.
1246 (rs6000_emit_load_toc_table): Don't create toc_section here.
1247 (rs6000_xcoff_file_start): Nor here.
1249 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1251 * sh.c (ra.h): Don't #include.
1252 (hard_regs_intersect_p): New function, resurrected from ra.c.
1254 * sh.c: Fix 1996 Copyright.
1256 2005-01-24 Richard Henderson <rth@redhat.com>
1257 Aldy Hernandez <aldyh@redhat.com>
1259 * regrename.c (note_sets): Handle subregs.
1261 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1264 * genconditions.c (write_header, write_conditions): Elide file if
1267 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1269 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1270 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1273 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1275 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1276 expand_builtin_printf, expand_builtin_fprintf,
1277 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1278 checking against POINTER_TYPE.
1279 (validate_arglist): Handle POINTER_TYPE code by checking
1282 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1284 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1286 (for_each_rtx): Call for_each_rtx_1.
1287 * rtl.h (init_rtlanal): Declare.
1288 * toplev.c (backend_init): Call init_rtlanal.
1290 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1292 * flow.c (propagate_one_insn): Formatting.
1295 * flow.c (libcall_dead_p): Be more conservative if unsure.
1296 If there are any instructions between insn and call, see if they are
1297 all dead before saying the libcall is dead.
1299 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1301 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1302 operand constraint for operand 0.
1304 2005-01-23 Richard Henderson <rth@redhat.com>
1307 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1308 edges leading to join block.
1310 2005-01-23 Roger Sayle <roger@eyesopen.com>
1312 * expmed.c (expand_mult_highpart): Make static. Change type of
1313 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1314 (expand_divmod): Updates calls to expand_mult_highpart by using
1315 gen_int_mode to pass a CONST_INT rtx.
1316 * rtl.h (expand_mult_highpart): Remove prototype.
1318 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1320 * flow.c (regset_bytes, regset_size): Remove.
1322 * cfganal.c: Fix a reference to Harvey's paper.
1324 2005-01-23 Steven Bosscher <stevenb@suse.de>
1326 PR rtl-optimization/19464
1327 * tree-optimize.c (init_tree_optimization_passes): Add one more
1328 copyrename pass just before out-of-ssa.
1330 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1333 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1334 * ggc-none.c (ggc_free): Define.
1336 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1338 * cse.c (max_reg, max_insn_uid): Remove.
1339 (cse_main): Don't access max_reg or max_insn_uid.
1341 * c-common.c (explicit_flag_signed_bitfields,
1342 lang_statement_code_p, lang_expand_function_end): Remove.
1343 * c-common.h: Remove the corresponding declarations.
1344 * c-opts.c (c_common_handle_option): Remove all write access
1345 to explicit_flag_signed_bitfields.
1347 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1348 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1349 * cgraph.h: Remove the corresponding declaration.
1351 * gcse.c (null_pointer_info): Remove.
1353 2005-01-23 Roger Sayle <roger@eyesopen.com>
1354 Eric Botcazou <ebotcazou@libertysurf.fr>
1356 * combine.c (simplify_logical): Only simplify logical expressions
1357 of the form ior(and(x,y),z) by the inverse distributive law if the
1358 result is cheaper than the original.
1360 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1362 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1363 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1364 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1365 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1366 config/freebsd-spec.h, config/arm/arm.h,
1367 config/h8300/h8300.md, config/i386/i386.md,
1368 config/i386/predicates.md, config/i386/sse.md,
1369 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1370 config/vax/vax.md: Fix comment typos. Follow spelling
1373 2005-01-23 Steven Bosscher <stevenb@suse.de>
1375 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1376 tests, instead of `less than'.
1378 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1380 * function.c (assign_parm_setup_block): When creating a new stack slot
1381 for a parameter, get its alignment from the parameter's DECL_ALIGN
1382 rather than the type's TYPE_ALIGN. Make sure that the parameter
1383 is at least word aligned.
1385 2005-01-22 Roger Sayle <roger@eyesopen.com>
1388 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1390 2005-01-22 Richard Henderson <rth@redhat.com>
1393 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1394 in both compare operands.
1395 (movdfcc_1_sse_max): Likewise.
1396 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1397 (movdfcc_1_sse): Likewise.
1398 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1399 scratch register as needed.
1401 2005-01-22 Richard Henderson <rth@redhat.com>
1403 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1405 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1407 2005-01-22 Richard Henderson <rth@redhat.com>
1409 * genopinit.c (optabs): Use smin/smax for floating point too.
1410 * doc/md.texi: Update to match. Clarify that floating point
1411 results are undefined for +0/-0 and NaN.
1412 * doc/rtl.texi: Likewise.
1413 * rtl.def (SMIN, SMAX): Likewise
1414 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1416 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1417 leading 's' to the name.
1418 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1419 smaxxf3, sminxf3): Likewise.
1420 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1423 2005-01-22 Paul Brook <paul@codesourcery.com>
1425 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1427 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1429 * config/s390/s390.c (struct processor_costs): New fields
1430 dlgr, dlr, dr, dsgfr, dsgr.
1431 (z900_cost, z990_cost): Values for new fields.
1432 (s390_rtx_costs): New cases MEM und COMPARE in switch
1433 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1434 DIV, MOD, UDIV, UMOD.
1436 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1438 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1439 into the register being decremented.
1440 ("doloop_si31", "doloop_di"): Likewise.
1441 ("*doloop_si_long"): Adapt pattern.
1443 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1445 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1447 (CLASS_MAX_NREGS): Likewise.
1449 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1451 * doc/tree-ssa.texi (Statement Operands): Add example for new
1452 must-def macro. Note deprecation of old operands interface.
1454 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1456 PR tree-optimization/19484
1457 * tree-cfg.c (remove_fallthru_edge): New function.
1458 (cleanup_control_flow): Remove fallthru edges from calls that are
1459 now known not to return.
1461 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1463 Fix PR tree-optimization/19038
1464 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1465 copies with loop variant ones.
1467 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1469 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1470 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1471 config/alpha/alpha.md, config/alpha/predicates.md,
1472 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1473 config/sparc/sol2.h: Update copyright.
1475 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1476 first label to see if it is a nonlocal label.
1478 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1479 Andrew Pinski <pinskia@physics.uc.edu>
1482 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1483 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1485 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1487 * config/rs6000/rtems.h: Update copyright.
1489 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1492 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1493 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1494 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1496 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1499 * c-typeck.c (convert_arguments): Check for error_mark_node.
1501 2005-01-21 Ian Lance Taylor <ian@airs.com>
1503 PR tree-optimization/13000
1504 * tree-inline.c: Include "tree-flow.h".
1505 (expand_call_inline): If warn_return_type, warn if non-void inline
1506 function falls through.
1507 * tree-cfg.c (execute_warn_function_return): Don't warn about
1508 control reaching end if TREE_NO_WARNING is set. Set
1510 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1512 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1513 branch if we don't need one.
1514 * c-typeck.c: Include "tree-flow.h"
1515 (c_finish_bc_stmt): Don't add a goto if the current statement
1516 list doesn't fall through to the current point.
1518 2005-01-21 Roger Sayle <roger@eyesopen.com>
1520 PR rtl-optimization/576
1521 * real.c (real_arithmetic): Change return type from void to bool
1522 to return an indication that the result may be inexact.
1523 * real.h (real_arithmeric): Update prototype.
1524 * fold-const.c (const_binop): Don't constant fold floating
1525 point expressions when the user specifies -frounding-math and
1526 the result may depend upon the run-time rounding mode.
1527 (fold_convert_const_real_from_real): Clean-up.
1528 (fold_initializer): Ignore flag_rounding_math for initializers.
1529 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1530 constant fold FP operations with flag_rounding_math if the
1531 result may depend upon the run-time rounding mode.
1533 2005-01-21 Tom Tromey <tromey@redhat.com>
1535 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1537 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1539 * tree-cfg.c: Fix comment typos.
1541 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1543 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1544 around the call to rest_of_handle_branch_target_load_optimize.
1546 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1548 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1549 (sparc64-*-openbsd*): Likewise.
1550 (sparclite-*-elf*): Include tm-dwarf2.h.
1551 (sparc86x-*-elf*): Likewise.
1552 (sparc64-*-elf*): Likewise.
1553 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1554 (DBX_DEBUGGING_INFO): Likewise.
1555 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1556 (PREFERRED_DEBUGGING_TYPE): Likewise.
1557 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1558 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1559 (PREFERRED_DEBUGGING_TYPE): Likewise.
1560 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1561 (PREFERRED_DEBUGGING_TYPE): Likewise.
1562 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1564 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1567 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1569 2005-01-20 Paul Brook <paul@codesourcery.com>
1571 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1573 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1575 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1576 label is first in a sequence of labels.
1578 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1580 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1581 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1583 * doc/sourcebuild.texi (Test Directives): New.
1585 2005-01-20 Roger Sayle <roger@eyesopen.com>
1587 * real.c (real_floor): Don't leave the result uninitialized when
1588 mode is VOIDMode, but return the unrounded intermediate value.
1589 (real_ceil): Likewise.
1591 2005-01-20 Paul Brook <paul@codesourcery.com>
1593 * config/arm/arm.md (insv): Use gen_int_mode.
1595 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1597 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1598 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1599 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1600 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1601 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1603 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1606 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1607 fbreg, so we have to assume we can't.
1608 (loc_descriptor_from_tree_1): Ditto.
1609 (containing_function_has_frame_base): New function.
1610 (add_location_or_const_value_attribute): Use it.
1611 Also try to generate a frame_base from a single element location
1614 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1616 PR tree-optimization/15349
1617 * timevar.def (TV_TREE_MERGE_PHI): New.
1618 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1620 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1621 calls to tree_forwarder_block_p.
1622 (remove_forwarder_block_with_phi, merge_phi_nodes,
1623 gate_merge_phi, pass_merge_phi): New.
1624 * tree-optimize.c (init_tree_optimization_passes): Add
1626 * tree-pass.h: Add an extern for pass_merge_phi;
1628 2005-01-20 Richard Henderson <rth@redhat.com>
1631 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1632 (_mm_castps_pd, _mm_castps_si128): New.
1633 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1635 2005-01-20 Richard Henderson <rth@redhat.com>
1638 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1639 __builtin_ia32_vec_init_v2si.
1640 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1641 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1642 (ix86_init_mmx_sse_builtins): Create it.
1643 (ix86_expand_builtin): Expand it.
1644 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1645 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1646 (vec_extractv2si_0, vec_extractv2si_1): New.
1648 2005-01-20 Richard Henderson <rth@redhat.com>
1651 * config/i386/i386.c (ix86_expand_push): New.
1652 * config/i386/mmx.md (push<MMXMODE>1): New.
1653 * config/i386/sse.md (push<SSEMODE>1): New.
1654 * config/i386/i386-protos.h: Update.
1656 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1658 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1661 2005-01-20 Richard Henderson <rth@redhat.com>
1663 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
1664 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
1666 2005-01-19 Richard Henderson <rth@redhat.com>
1669 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
1670 to V4SFmode in SSE1 fallback load path.
1672 2005-01-19 Richard Henderson <rth@redhat.com>
1674 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
1675 in QImode expansion to ix86_expand_vector_set.
1676 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1678 2005-01-19 Richard Henderson <rth@redhat.com>
1681 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1682 subclass of the input class.
1683 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1684 Always true for cross-SSE1 classes. Rationalize conditionals.
1685 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1686 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1687 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1688 (movdi_2): Add MMX/SSE zeros.
1689 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1690 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1691 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1692 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1693 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1694 (zero_extendsidi2_rex64_1): Remove.
1695 (MOV0 peephole): Check GENERAL_REG_P.
1697 2005-01-19 Richard Henderson <rth@redhat.com>
1700 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1702 (ix86_expand_vector_extract): Likewise.
1704 2005-01-19 Richard Henderson <rth@redhat.com>
1707 * expr.c (emit_move_change_mode): New argument force; use
1708 simplify_gen_subreg if true.
1709 (emit_move_via_alt_mode): Merge into ...
1710 (emit_move_via_integer): ... here.
1711 (emit_move_ccmode): Use emit_move_change_mode directly.
1713 2005-01-19 Richard Henderson <rth@redhat.com>
1716 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1717 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1718 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1720 (alpha_emit_set_const): Likewise. Make static.
1721 (alpha_emit_set_long_const): Make static.
1722 (alpha_extract_integer): Split out from alpha_expand_mov.
1723 (alpha_split_const_mov): Likewise.
1724 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1725 (alpha_legitimate_constant_p): New.
1726 * config/alpha/alpha-protos.h: Update.
1727 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1728 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1729 * config/alpha/alpha.md (movsi): Add n alternative.
1730 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1731 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1732 (splitters for all of the above): Use alpha_split_const_mov.
1733 * config/alpha/predicates.md (non_add_const_operand): New.
1734 (non_zero_const_operand): New.
1735 (input_operand): Use alpha_legitimate_constant_p after reload.
1737 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1739 PR tree-optimization/19038
1740 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1741 (add_candidate): Add ivs with increment in latch only if
1742 allow_ip_end_pos_p is true.
1743 (determine_iv_cost): Use empty_block_p.
1745 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1747 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1748 (compute_dominance_frontiers): Ditto.
1750 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1753 * config/sh/t-rtems: New.
1754 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1756 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1758 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1759 the offset of the selected field.
1761 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1763 * tree-cfg.c (remove_forwarder_block): Fix the check to
1764 prevent a nonlocal label from appearing in the middle of a
1767 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1769 PR rtl-optimization/19462
1770 * reorg.c (find_end_label): Create return insn only if
1771 current_function_epilogue_delay_list is empty.
1773 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1775 * doc/passes.texi: Remove paragraph mentioning new-ra.
1777 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1779 PR rtl-optimization/15139
1780 * combine.c: Include params.h.
1781 (count_rtxs): New function.
1782 (record_value_for_reg): If replace_rtx would replace at least
1783 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1784 (clobber (const_int 0)) instead of TEM.
1785 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1786 * params.h (MAX_LAST_VALUE_RTL): New.
1787 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1788 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1791 * c-typeck.c (digest_init): Only call build_vector if all constructor
1792 elements are *_CST nodes.
1793 * gimplify.c (gimplify_init_constructor): Likewise.
1796 * c-typeck.c (digest_init): Only call build_vector if inside_init
1799 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1801 * toplev.c (init_asm_output): Remove dead #ifdef.
1803 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1805 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1807 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1809 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1810 accessing DECL_FUNCTION_CODE.
1811 * dojump.c (do_jump): Likewise.
1812 * gimplify.c (gimplify_call_expr): Likewise.
1813 * predict.c (expr_expected_value): Likewise.
1814 (strip_builtin_expect): Likewise.
1815 * tree-inline.c (estimate_num_insns_1): Likewise.
1816 * tree-ssa-loop-im.c (stmt_cost): Likewise
1817 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1818 (tree_expr_nonnegative_p): Likewise.
1820 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1822 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1823 variant of the load_pcrel_sym pattern.
1824 * config/sparc/sparc.md (P macro): Move to the top.
1825 (load_pcrel_sym): Macroize using P.
1826 (save_register_window): Likewise.
1828 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1830 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1833 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1836 * c-typeck.c (build_asm_expr): Strip nops off
1837 input memory operands.
1839 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1841 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1842 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1843 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1844 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1846 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1849 * config/i386/i386.c (override_options): If the 80387 is disabled,
1850 then do not return FP values using FP registers.
1852 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1854 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1855 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1856 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1857 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1858 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1859 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1860 output.h, postreload-gcse.c, postreload.c, recog.c,
1861 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1862 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1863 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1864 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1865 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1866 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1867 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1868 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1870 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1871 config/alpha/alpha.c, config/arm/vfp.md,
1872 config/i386/emmintrin.h, config/i386/i386-modes.def,
1873 config/i386/i386-protos.h, config/i386/i386.h,
1874 config/i386/pmmintrin.h, config/i386/ppro.md,
1875 config/i386/predicates.md, config/i386/xmmintrin.h,
1876 config/i860/i860.c, config/ia64/ia64-modes.def,
1877 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1878 config/ia64/ia64.md, config/ia64/itanium1.md,
1879 config/ia64/itanium2.md, config/ia64/predicates.md,
1880 config/iq2000/iq2000.h, config/mips/linux64.h,
1881 config/rs6000/aix41.h, config/rs6000/aix43.h,
1882 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1883 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1884 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1885 config/sparc/linux64.h, config/sparc/litecoff.h,
1886 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1887 config/sparc/sparc.h, config/sparc/sparc.md,
1888 config/sparc/sysv4-only.h: Update copyright.
1890 2005-01-18 Richard Henderson <rth@redhat.com>
1893 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1895 2005-01-18 Marc Espie <espie@openbsd.org>
1896 * config/i386/openbsdelf.h: Typo.
1898 2005-01-18 Richard Henderson <rth@redhat.com>
1900 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1901 special case for sse.
1902 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1904 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1906 * tree-inline.c (estimate_num_insns_1): Added cases for
1907 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1909 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1911 PR rtl-optimization/19296
1912 * combine.c (simplify_comparison): Rewrite the condition under
1913 which a non-paradoxical SUBREG of a PLUS can be lifted when
1914 compared against a constant.
1916 2005-01-18 Andi Kleen <ak@muc.de>
1918 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1919 * c.opt (-Wpointer-sign): Add.
1920 * doc/invoke.texi: (-Wpointer-sign): Add.
1922 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1924 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1925 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1926 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1927 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1928 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1929 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1930 for TARGET_MIX_SSE_I387.
1931 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1932 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1933 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1934 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1935 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1936 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1937 TARGET_MIX_SSE_I387.
1938 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1941 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1944 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1945 Add movaps alternative for xmm reg->reg move.
1947 2005-01-17 Jeff Law <law@redhat.com>
1949 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1950 at the end of the main DOM loop rather than just before DOM exits.
1952 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1954 PR tree-optimization/19121
1955 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1956 adding aliases to a name tag, also add them to the pointer's
1958 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1959 sensitive alias info at all. Only check that the two pointers
1960 have compatible pointed-to sets.
1961 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1962 a pointer's type tag is a superset of the alias set of the
1965 2005-01-17 James E Wilson <wilson@specifixinc.com>
1968 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1969 comment to document why.
1971 2005-01-17 Richard Henderson <rth@redhat.com>
1973 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1974 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1975 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1976 sse2_vmsminv2df3_finite): New.
1977 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1978 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1979 Force op1 into register.
1981 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1983 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1984 bubblestrap from always rebuilding build directory.
1986 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1988 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1989 ("*cmpmem_short"): Likewise.
1991 2005-01-17 Steven Bosscher <stevenb@suse.de>
1993 * basic-block.h: Document BB_* flags.
1994 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1995 use an sbitmap instead.
1996 * sched-rgn.c (compute_trg_info): Likewise.
1998 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2000 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2001 redundant target_cpu_default and extra_parts lines. Use the default
2003 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2004 (SUBTARGET_EXTRA_SPECS): Delete.
2005 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2006 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2007 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2008 and "n32" for -mabi=n32.
2010 2005-01-17 Ian Lance Taylor <ian@airs.com>
2013 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2014 fold constant variables into initial values.
2016 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2018 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2020 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2021 through the statements backward.
2023 2005-01-17 Ian Lance Taylor <ian@airs.com>
2025 PR middle-end/13127:
2026 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2027 a variable set to the return value of the inlined function.
2029 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2031 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2032 when modes are tieable.
2034 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2036 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2037 of pthread_create to find out if threads are enabled.
2038 * gthr-posix95.h (__gthread_active_p): Likewise.
2040 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2042 * common.opt (-fnew-ra): Remove.
2044 * toplev.h (flag_new_regalloc): Remove.
2045 * Makefile.in (ra*.*): Don't mention.
2046 * passes.c (rest_of_handle_new_regalloc): Remove.
2047 (rest_of_handle_combine, rest_of_compilation): Always consider
2048 flag_new_regalloc as false.
2049 * doc/invoke.texi: Don't document -fnew-ra.
2051 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2053 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2054 last parameter to reg_scan.
2055 * loop.c (loop_optimize): Likewise.
2056 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2057 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2058 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2059 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2060 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2061 * regclass.c (reg_scan): Likewise, for the declaration.
2062 * rtl.h (reg_scan): Likewise, for the prototype.
2064 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2066 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2067 mark_dfs_back_edges.
2069 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2071 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2072 (compute_avail): Uses don't go in tmp_gen.
2074 2005-01-16 Steven Bosscher <stevenb@suse.de>
2076 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2077 loop to look for a free slot in a page entry.
2079 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2082 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2083 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2084 just before targetm.asm_out.file_end.
2085 * tree.h (process_pending_assemble_output_defs): Declare.
2086 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2088 (assemble_alias): Defer generation of assembly code for defines when
2089 TARGET_DEFERRED_OUTPUT_DEFS is true.
2090 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2091 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2092 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2094 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2097 * pa.c (pa_scalar_mode_supported_p): New function.
2098 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2099 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2101 * pa-protos.h (prefetch_operand): Delete.
2102 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2103 * pa.c (prefetch_operand): Delete.
2104 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2105 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2106 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2107 and prefetch_nocc_operand.
2108 * pa.md (prefetch): Rework to avoid reload problems handling short
2109 displacements when a cache control completer needs to be provided.
2110 (prefetch_32, prefetch_64): Delete.
2111 (prefetch_cc, prefetch_nocc): New patterns.
2113 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2115 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2117 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2120 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2121 exceeds maximum alignment for global common data.
2122 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2123 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2125 2004-01-15 Roger Sayle <roger@eyesopen.com>
2127 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2129 2004-01-15 Roger Sayle <roger@eyesopen.com>
2131 * harg-reg-set.h (reg_class_names): Prototype global array.
2132 * regclass.c (reg_class_names): Declare here and initialize to
2134 (dump_regclass): Remove local declaration of reg_class_names.
2135 (regclass): Likewise.
2136 * cfg.c (dump_flow_info): Likewise.
2137 * ra-debug.c (reg_class_names): Likewise.
2138 * regrename.c (reg_class_names): Likewise.
2139 * reload.c (reg_class_names): Likewise.
2140 * reload1.c (spill_failure): Likewise.
2141 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2143 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2145 * config/s390/s390.md ("reload_outti"): Remove predicate for
2146 output operand. Abort if operand is not a MEM.
2147 ("reload_outdi", "reload_outdf"): Likewise.
2149 2005-01-15 Marc Espie <espie@openbsd.org>
2151 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2152 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2153 * config/openbsd.h: Fix C++ includes for native configurations.
2154 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2155 Add trampoline support.
2156 * config/i386/openbsdelf.h: New.
2158 2005-01-15 Marc Espie <espie@openbsd.org>
2160 * collect2.c (main): Explicitly parse -dynamic-linker option.
2162 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2164 PR tree-optimization/19060
2165 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2166 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2167 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2168 and handle extract_range_from_cond returning false.
2169 * fold-const.c (fold): Optimize comparisons with min/max even for
2170 width > HOST_BITS_PER_WIDE_INT.
2172 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2174 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2175 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2176 Remove little endian multilib variants.
2177 Add mips32 multilib variant.
2179 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2181 * explow.c (copy_all_reg, stabilize): Remove.
2182 * expr.h: Remove the corresponding prototypes.
2184 * rtlanal.c (regs_set_between_p): Remove.
2185 * rtl.h: Remove the corresponding prototype.
2187 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2189 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2190 to rs6000_nonimmediate_operand.
2191 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2192 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2193 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2194 rs6000_nonimmediate_operand.
2195 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2196 rs6000_nonimmediate_operand.
2198 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2200 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2202 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2204 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2206 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2207 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2209 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2210 (rs6k_nonimmediate_operand): New.
2211 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2213 (legitimate_lo_sum_address_p): Same.
2214 (rs6000_legitimize_address): Same.
2215 (rs6000_legitimize_reload_address): Same.
2216 (rs6000_legitimate_address): Same.
2217 (spe_build_register_parallel): Pass DF and DC modes in a DI
2220 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2221 to rs6k_nonimmediate_operand.
2223 * config/rs6000/spe.md ("*frob_df_di"): New.
2224 ("*frob_di_df"): New.
2225 ("*frob_di_df_2"): New.
2226 ("*mov_sidf_e500_subreg0"): New.
2227 ("*mov_sidf_e500_subreg4"): New.
2228 ("*movdf_e500_double"): Change predicate to
2229 rs6k_nonimmediate_operand.
2231 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2233 * postreload.c (move2add_note_store): Only call
2234 trunc_int_for_mode on scalar integers.
2236 2005-01-14 Steven Bosscher <stevenb@suse.de>
2238 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2239 replace BB_VISITED uses.
2240 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2241 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2242 (tree_dce_done): Free visited_control_parents.
2243 (perform_tree_ssa_dce): Allocate and clear it.
2244 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2245 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2246 instead of BB_VISITED.
2248 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2250 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2251 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2252 Remove unused prototypes.
2254 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2256 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2257 64-bit register usage.
2258 (spe_func_has_64bit_regs_p): Add FIXME note.
2260 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2262 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2263 flag_finite_math_only with flag_unsafe_math_optimizations.
2265 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2267 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2269 (__tpf_eh_return): Copy TPF private stack area from the module
2270 boundary stack frame. Add check for when module addresses are
2271 equal, but no stub address is found.
2273 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2276 * arm.h (struct machine_function): Add call_via field.
2277 (thumb_call_via_label): Declare.
2278 * arm.c (thumb_call_via_label): New variable.
2279 (thumb_call_reg_needed): New variable.
2280 (arm_output_function_epilogue): For Thumb code, output any per-function
2281 call-indirect trampolines.
2282 (thumb_call_via_reg): New function.
2283 (arm_file_end): New function.
2284 (TARGET_ASM_FILE_END): Call arm_file_end.
2285 (aof_file_end): Likewise.
2286 * arm-protos.h (thumb_call_via_reg): Declare.
2287 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2288 thumb_call_via_reg in normal case.
2290 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2293 PR rtl-optimization/19348
2294 * recog.c (peephole2_optimize): Do global life update if some peephole
2295 decides it doesn't need at least one of its inputs and that change
2296 influences liveness at the start of the basic block.
2298 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2299 arguments instead of 1.
2301 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2304 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2305 zero for nested functions needing a static chain or functions
2306 with a non-constant address.
2308 2005-01-13 Roger Sayle <roger@eyesopen.com>
2310 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2311 (and (sign_extend X) C) into (zero_extend (and X C)).
2313 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2315 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2317 2005-01-13 Richard Henderson <rth@redhat.com>
2322 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2323 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2324 not just TARGET_SSE.
2325 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2326 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2327 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2328 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2329 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2330 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2331 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2332 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2333 (movdicc_c_rex64): Rename with '*'.
2334 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2335 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2336 (movsfcc_1_387): Rename from movsfcc_1.
2337 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2338 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2339 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2340 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2341 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2342 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2343 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2344 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2345 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2346 sse_movdfcc_const0_4): Remove.
2347 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2348 recognize min/max early. Update for changed sse cmove patterns.
2349 (ix86_split_sse_movcc): New.
2350 * config/i386/i386-protos.h: Update.
2352 2005-01-13 Steven Bosscher <stevenb@suse.de>
2354 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2355 (fix_stmt_v_may_defs): Likewise.
2357 2005-01-13 Richard Henderson <rth@redhat.com>
2359 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2360 for converting the mask.
2362 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2364 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2367 2005-01-13 Richard Henderson <rth@redhat.com>
2369 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2370 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2371 IX86_BUILTIN_MOVDQ2Q): Remove.
2372 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2373 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2374 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2376 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2377 (sse2_pextrw): Fix immediate constraint.
2378 (sse2_loadq, sse2_loadq_rex64): Remove.
2379 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2380 Use __builtin_ia32_vec_ext_<size>.
2381 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2383 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2385 * function.c (assign_parm_setup_block): Look inside original
2386 entry_parm when inspecting PARALLEL.
2388 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2389 Joel Sherrill <joel@oarcorp.com>
2392 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2393 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2394 rtems_gxx_recursive_mutex_init.
2395 (__gthread_recursive_mutex_lock): New function.
2396 (__gthread_recursive_mutex_trylock): Likewise.
2397 (__gthread_recursive_mutex_unlock): Likewise.
2399 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2401 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2403 2005-01-13 Jan Beulich <jbeulich@novell.com>
2405 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2406 (ashrti3_internal): Indicate output is early clobber. Generate result
2407 into output rather than first input. Use move for low word of output
2408 if shift count is exactly 64.
2409 (lshrti3_internal): Likewise.
2411 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2415 * reload1.c (delete_output_reload): Don't delete an output reload
2416 if the pseudo lives longer than a single basic block. Adjust and
2417 improve wording of comment.
2419 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2422 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2423 of TYPE_SIZE where we mean the number of bytes.
2425 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2427 * function.c (assign_parm_setup_block): Relax condition on
2428 multi-register optimization.
2430 2005-01-12 Nick Clifton <nickc@redhat.com>
2432 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2433 an "in_delay_slot" attribute of "no" to prevent them being used in
2434 delay slots. This is forbidden because they might generate
2437 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2440 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2443 2005-01-12 Nick Clifton <nickc@redhat.com>
2445 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2446 passed on to GAS) but do not define, as GAS no longer supports or
2447 needs the -m2000 option.
2449 2005-01-11 Roger Sayle <roger@eyesopen.com>
2451 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2452 type as args of unprototyped builtins aren't automatically promoted.
2453 (fold_builtin_abs): Likewise.
2455 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2457 * Makefile.in: Set a `build-warn' variable.
2459 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2461 PR tree-optimization/17949
2462 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2463 (find_interesting_uses_address): Use it.
2465 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2467 * regrename.c (kill_value): Handle subreg's that won't simplify.
2469 2005-01-11 Richard Henderson <rth@redhat.com>
2472 * config/i386/i386.h (enum ix86_builtins): Move ...
2473 * config/i386/i386.c: ... here.
2474 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2475 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2476 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2477 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2478 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2479 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2480 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2481 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2482 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2483 IX86_BUILTIN_LOADDDUP): Remove.
2484 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2485 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2486 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2487 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2488 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2489 (ix86_init_builtins): Make static.
2490 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2491 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2492 if all the modes match. Otherwise, fake it.
2493 (get_element_number, ix86_expand_vec_init_builtin,
2494 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2495 (ix86_expand_builtin): Make static. Update for changed builtins.
2496 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2497 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2498 (ix86_expand_vector_init_duplicate): New.
2499 (ix86_expand_vector_init_low_nonzero): New.
2500 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2501 Split out from ix86_expand_vector_init; handle integer modes.
2502 (ix86_expand_vector_init): Use them.
2503 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2504 * config/i386/i386-protos.h: Update.
2505 * config/i386/predicates.md (reg_or_0_operand): New.
2506 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2507 (movv2sf_internal): Likewise. And a splitter to match them all.
2508 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2509 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2510 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2511 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2512 (mmx_pinsrw): Fix operand ordering.
2513 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2514 rather than sse_loadss expander.
2515 (movv2df splitter): Similarly.
2516 (sse_loadss, sse_loadlss): Remove.
2517 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2518 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2519 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2520 (sse3_movddup): Rename with '*'.
2521 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2522 (sse2_loadsd): Remove.
2523 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2524 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2525 (sse2_pinsrw): Fix argument ordering.
2526 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2527 (sse2_stored): Remove 'r' destination.
2528 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2529 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2530 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2531 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2532 vec_extractv16qi, vec_initv16qi): New.
2534 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2535 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2536 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2538 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2539 (_mm_load_si128, _mm_store_si128): Likewise.
2540 (_mm_load1_pd): Use _mm_set1_pd.
2541 (_mm_load_sd): Use _mm_set_sd.
2542 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2543 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2544 (_mm_set_epi64): Use _mm_set_epi64x.
2545 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2546 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2547 _mm_setr_epi8): Use _mm_set_foo form.
2548 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2549 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2550 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2551 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2552 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2553 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2554 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2555 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2556 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2557 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2558 (_mm_movedup_pd): Use _mm_shuffle_pd.
2559 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2560 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2561 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2562 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2564 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2565 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2566 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2567 (_mm_store_ps): Use raw dereference.
2568 (_mm_store1_ps): Use _mm_storeu_ps.
2569 (_mm_storer_ps): Use _mm_store_ps.
2570 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2571 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2573 2005-01-11 Stan Shebs <shebs@apple.com>
2575 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2576 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2578 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2581 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2582 Skip all DECLs except for FIELD_DECLs.
2584 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2586 * config/s390/s390.c (override_options): Return error if
2587 -mbackchain, -mpacked-stack and -mhard-float are used together.
2588 (s390_va_start): Remove the backchain && packed-stack special case.
2589 (s390_gimplify_va_arg): Likewise.
2590 * doc/invoke.texi: Remove the ABI incompatibility note.
2592 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2594 * config/s390/s390.c (struct s390_frame_layout): Remove
2596 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2597 save_backchain_p with TARGET_BACKCHAIN.
2599 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2602 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2603 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2604 * function.c (locate_and_pad_parm): Set new field.
2605 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2606 Tweak where_pad test to include "none". Always set mem align for
2608 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2609 not sufficient for type.
2610 (assign_parm_setup_block): If stack_parm is zero on entry, always
2611 make a new stack local. Block move old stack parm if necessary
2612 to new aligned stack local.
2613 (assign_parm_setup_stack): Use a block move to handle
2614 potentially misaligned entry_parm.
2615 (assign_parms_unsplit_complex): Specify required alignment when
2616 creating stack local.
2617 * calls.c (compute_argument_addresses): Override alignment of stack
2618 arg calculated from its type with the alignment given by
2619 FUNCTION_ARG_BOUNDARY.
2620 (store_one_arg): Likewise.
2622 2005-01-11 Jan Beulich <jbeulich@novell.com>
2624 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2625 Change respective itanium_class attribute to ialu.
2626 (shladdp4_internal): New.
2627 * config/ia64/predicates.md (shladd_log2_operand): New.
2629 2005-01-11 Richard Henderson <rth@redhat.com>
2631 * expr.c (store_constructor): Use rtvec_alloc instead of
2632 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2634 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2636 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2638 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2640 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2641 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2642 (TARGET_RWRELOC): Define.
2643 (ia64_rwreloc_section_type_flags): Delete.
2644 (ia64_section_type_flags): New function.
2645 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2646 (TARGET_RWRELOC): Define.
2648 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2651 * config/ia64/ia64.c (process_set): For alloc insn, only call
2652 process_epilogue is !frame_pointer_needed.
2654 2005-01-10 Roger Sayle <roger@eyesopen.com>
2657 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2658 unary operator and can't be treated as a binary/comparison operator.
2660 2005-01-10 Richard Henderson <rth@redhat.com>
2662 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2663 (ix86_return_in_memory): Likewise.
2664 (function_arg_advance): Likewise. Mirror structure in function_arg
2665 for choosing register to advance.
2667 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
2669 * tree-vectorizer.c, tree.def: Fix comment typos.
2671 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
2673 * config/s390/s390.c (struct processor_costs): 4 new fields:
2674 ddbr, ddr, debr, der.
2675 (s390_rtx_costs): More precise handling of divide instructions.
2677 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2679 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2681 2005-01-10 Jan Beulich <jbeulich@novell.com>
2683 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2684 names resulting from -ffunction-sections/-fdata-sections and linkonce
2686 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2687 based on the section name. Rearrange the section name comparison logic
2688 slightly so that each section name is compared against at most once.
2690 2005-01-10 Ben Elliston <bje@au.ibm.com>
2692 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2693 targets for which -fPIC reduces limitations on the GOT size.
2695 2005-01-09 Falk Hueffner <falk@debian.org>
2697 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2700 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2703 * collect2.c (main): Set aixrtl_flag for -brtl option.
2704 (resolve_lib_name): Search for .so file extension before .a
2707 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2709 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2710 (vect_analyze_data_refs_alignment): Add dump prints.
2712 2005-01-09 Ira Rosen <irar@il.ibm.com>
2714 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2715 expr_invariant_in_loop_p.
2716 Initialize outputs first thing in the function.
2717 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2718 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2719 (vect_analyze_pointer_ref_access): Check that the initial condition of
2720 the access function is loop invariant.
2722 2005-01-09 Richard Henderson <rth@redhat.com>
2724 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2725 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2726 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2727 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2728 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2729 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2730 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2731 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2732 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2733 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2734 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2735 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2736 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2737 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2738 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2739 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2740 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2741 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2742 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2743 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2744 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2745 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2746 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2748 (mmx_clrdi, pavgusb): Remove.
2749 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2750 with leading sse_ prefix.
2751 * config/i386/sse.md: Receive them.
2752 * config/i386/mmx.md: New file.
2753 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2754 (subrv2sf3): Turn into expander for normal subtraction.
2755 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2756 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2757 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2758 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2759 commutative; use ix86_binary_operator_ok.
2760 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2761 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2762 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2763 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2764 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2765 Macroize from existing patterns; use ix86_binary_operator_ok.
2766 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2767 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2768 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2769 with vec_select+vec_concat.
2770 (mmx_pshufw, mmx_pshufw_1): Likewise.
2771 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2772 (mmx_uavgv4hi3): Model correctly.
2773 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2774 _mm_xor_si64): Remove casts.
2776 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2778 PR tree-optimization/19224
2779 * tree-scalar-evolution.c (get_instantiated_value,
2780 set_instantiated_value): New functions.
2781 (instantiate_parameters_1): Cache the results.
2782 (instantiate_parameters, resolve_mixers): Initialize and free
2785 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2787 * config/i386/i386.md (addhi_4): Correct reference in comment.
2790 2005-01-08 Richard Henderson <rth@redhat.com>
2792 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2793 (_mm_cvtsi128_si64x): Likewise.
2794 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2795 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2796 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2797 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2798 * config/i386/i386-protos.h: Update.
2799 * config/i386/i386.c (print_operand): Add 'H'.
2800 (ix86_fixup_binary_operands): Split out from ...
2801 (ix86_expand_binary_operator): ... here.
2802 (ix86_fixup_binary_operands_no_copy): New.
2803 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2804 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2805 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2806 (safe_vector_operand): Use CONST0_RTX.
2807 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2808 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2809 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2810 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2812 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2813 (IX86_BUILTIN_CMPNGESS): New.
2814 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2815 (attr type): Add sselog1.
2816 (attr unit, attr memory): Handle it.
2817 (movti, movti_internal, movti_rex64): Move near other integer moves.
2818 (movtf, movtf_internal): Move near other fp moves.
2819 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2820 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2821 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2822 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2823 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2824 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2825 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2826 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2827 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2828 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2829 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2830 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2831 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2832 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2833 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2834 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2835 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2836 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2837 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2838 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2839 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2840 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2841 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2842 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2843 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2844 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2845 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2846 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2847 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2848 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2849 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2850 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2851 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2852 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2853 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2854 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2855 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2856 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2857 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2858 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2859 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2860 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2861 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2862 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2864 (SSEPUSH, push<SSEPUSH>): Remove.
2865 (MMXPUSH, push<MMXPUSH>): Remove.
2866 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2867 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2868 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2869 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2870 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2871 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2872 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2873 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2874 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2875 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2876 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2877 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2878 (ppro_sse_log_V4SF): Handle sselog1.
2879 * config/i386/predicates.md (const_0_to_1_operand): New.
2880 (const_0_to_255_mul_8_operand): New.
2881 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2882 (const_2_to_3_operand, const_4_to_7_operand): New.
2883 * config/i386/sse.md: New file.
2884 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2885 (sse_movups): Rename from sse_movups_1.
2886 (sse_loadlss): Rename from sse_loadss_1.
2887 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2889 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2890 (absv4sf2, negv2df, absv2df): New.
2891 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2892 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2893 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2894 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2895 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2896 (sse3_addsubv4sf3): Model correctly.
2897 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2898 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2899 (sse_movhlps): Model with vec_select+vec_concat.
2900 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2901 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2902 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2903 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2904 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2905 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2906 sse2_pshufhw_1): Likewise.
2907 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2908 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2909 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2910 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2911 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2912 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2913 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2914 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2915 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2916 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2917 sminv8hi3): Mark commutative
2918 operands. Use ix86_binary_operator_ok.
2919 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2920 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2921 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2922 sse2_punpcklqdq): Allow operand2 in memory.
2923 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2924 sse2_movsd): Add memory alternatives.
2925 (sse_storelps): Turn expander into an insn; split after reload.
2926 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2927 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2929 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2931 * configure.ac (DWARF-2 debug_line): Use objdump.
2932 * configure: Regenerate.
2934 2005-01-08 Jeff Law <law@redhat.com>
2935 Diego Novillo <dnovillo@redhat.com>
2937 PR tree-optimization/18241
2938 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2939 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2940 statements with volatile operands.
2941 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2942 operands after marking a statement with has_volatile_ops.
2944 2005-01-08 Roger Sayle <roger@eyesopen.com>
2946 * tree.c (int_fits_type_p): Always honor integer constant
2947 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2949 2005-01-08 Roger Sayle <roger@eyesopen.com>
2951 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2952 the latent bug in rtl_delete_block has been resolved.
2954 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2956 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2957 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2959 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2961 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2962 library as @multilib_dir@/$(SHLIB_SONAME).
2964 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2966 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2967 * configure: Regenerate.
2969 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2971 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2974 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2977 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2978 Convert non-word aligned offset address using ld/std into
2981 2005-01-07 Richard Henderson <rth@redhat.com>
2983 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2985 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2987 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2989 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2991 PR tree-optimization/19283
2992 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2993 is not shorter than the original type.
2995 PR rtl-optimization/19012
2996 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2998 PR rtl-optimization/18861
2999 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3000 (FULL_STATE): Define.
3001 (mark_tablejump_edge): New function.
3002 (purge_dead_tablejump_edges): New function.
3003 (find_bb_boundaries): Use it.
3005 PR tree-optimization/18828
3006 * builtins.c (expand_builtin_next_arg): Remove argument and all
3007 the argument checking.
3008 (expand_builtin): Adjust caller.
3009 (expand_builtin_va_start): Likewise. Remove error for too many
3011 (fold_builtin_next_arg): Issue error for too many arguments.
3012 After checking arguments, replace them with magic arguments that
3013 prevent further checking of the args.
3015 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3017 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3019 2005-01-06 Roger Sayle <roger@eyesopen.com>
3022 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3023 and %{.S:...} (and their negative variants) to test whether the
3024 input file is assembler or pre-processed-assembler independent of
3025 the actual filename extension.
3027 2005-01-06 Roger Sayle <roger@eyesopen.com>
3029 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3030 of sign or zero extended values.
3032 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3034 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3035 for IBM long double format correctly.
3037 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3039 Fix PR tree-optimization/18792
3041 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3042 to first_loop_depth, and use loop depth instead of loop number.
3043 (build_classic_dir_vector): Ditto.
3044 (compute_data_dependences_for_loop): Use depth, not loop number.
3045 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3046 number. Pass in loops, instead of loop numbers.
3047 (gather_interchange_stats): Ditto.
3048 (linear_transform_loops): Ditto.
3050 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3053 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3054 biv_fits_mode_p, extension_within_bounds_p): New functions.
3055 (check_ext_dependent_givs): Use them.
3057 2005-01-06 Roger Sayle <roger@eyesopen.com>
3059 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3060 more than one barrier, in which case we should delete them all.
3062 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3064 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3066 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3068 Fix PR middle-end/19286
3070 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3071 output this subprogram, simply ignore this attempt to do it again.
3072 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3073 origin attribute if it's not possible.
3074 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3075 (decls_for_scope): Ditto.
3076 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3077 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3079 2005-01-05 Richard Henderson <rth@redhat.com>
3082 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3083 (bdesc_2arg): Use it.
3084 (ix86_expand_binop_builtin): Force operands into registers
3086 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3087 ix86_expand_sse_compare, ix86_expand_sse_comi,
3088 ix86_expand_builtin): Likewise.
3090 2005-01-05 Richard Henderson <rth@redhat.com>
3092 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3094 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3095 (mulv4hi3): Set itanium_class mmmul.
3096 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3097 (fpack): Rename from fpack_sfsf.
3099 2005-01-05 Richard Henderson <rth@redhat.com>
3102 * reload1.c (do_input_reload): Restrict the optimization deleteing
3103 a previous output reload to RELOAD_FOR_INPUT.
3105 2005-01-05 Steven Bosscher <stevenb@suse.de>
3107 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3108 comment that we fall through after case.
3109 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3110 (distribute_links): Likewise.
3111 * cse.c (cse_insn): Likewise.
3112 * cselib.c (cselib_invalidate_mem): Likewise.
3113 * df.c: Update comments at the top of the file.
3114 (read_modify_subreg_p): Update comments here too.
3115 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3116 * flow.c (mark_set_1): Likewise.
3117 (mark_used_regs): Likewise.
3118 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3119 (canon_list_insert): Likewise.
3120 (mark_set): Likewise.
3121 (try_replace_reg): Likewise.
3122 (store_killed_in_insn): Likewise.
3123 * loop.c (count_one_set): Likewise.
3124 (basic_induction_var): Likewise.
3125 * postreload-gcse.c (find_mem_conflicts): Likewise.
3126 * postreload.c (reload_combine_note_store): Likewise.
3127 (move2add_note_store): Likewise.
3128 * reload.c (find_equiv_reg): Likewise.
3129 (mark_referenced_resources): Likewise.
3130 * rtlanal.c (set_noop_p): Likewise.
3131 (note_stores): Likewise.
3132 (note_uses): Likewise.
3133 * sched-deps.c (sched_analyze_1): Likewise.
3134 * sched-rgn.c (check_live_1): Likewise.
3135 (update_live_1): Likewise.
3136 * config/i860/i860.c: Likewise.
3138 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3140 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3142 * doc/rtl.texi: Update documentation for bit-fields and SET.
3144 2005-01-05 Roger Sayle <roger@eyesopen.com>
3146 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3148 2005-01-05 Jan Hubicka <jh@suse.cz>
3149 Richard Henderson <rth@redhat.com>
3152 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3155 2005-01-05 Richard Henderson <rth@redhat.com>
3158 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3159 (sse_shufps): Change operand 3 to const_int_operand.
3160 (sse2_storelps): Fix typo in template.
3161 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3162 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3163 (ix86_expand_builtin): Likewise.
3165 2005-01-05 Julian Brown <julian@codesourcery.com>
3167 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3168 as aggregates for AAPCS ABIs.
3170 2005-01-05 Stan Shebs <shebs@apple.com>
3172 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3173 Mach-O getters if ppc64.
3174 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3176 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3177 signed four-byte field for global code case.
3178 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3180 2005-01-05 Roger Sayle <roger@eyesopen.com>
3183 * c-common.c: Include real.h.
3184 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3185 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3186 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3187 * Makefile.in (c-common.o): Update dependencies.
3189 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3191 * c-parse.in (asm_string): Add trailing semicolon.
3193 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3195 * c-parse.in (asm_string): New. Don't allow wide strings in
3197 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3198 asm_string instead of STRING.
3200 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3202 * c-typeck.c (constructor_no_implicit): Remove.
3203 (set_designator, process_init_element): Don't check
3204 constructor_no_implicit.
3206 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3207 Kaz Kojima <kkojima@gcc.gnu.org>
3210 * lcm.c (create_pre_exit): New.
3211 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3212 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3214 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3216 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3217 -msoft-float in target_float_switch.
3218 * arm.c (arm_override_options): Fix processing of target_float_switch.
3220 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3222 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3225 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3227 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3228 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3230 2005-01-04 Roger Sayle <roger@eyesopen.com>
3232 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3233 if deleting the then-block allows the test-block to fallthru to the
3236 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3239 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3240 after the full declaration if the are in two different TUs.
3242 2005-01-04 Richard Henderson <rth@redhat.com>
3245 * tree-sra.c (generate_one_element_init): Just
3246 call gimplify_and_add.
3247 (generate_element_init): Record the
3248 new referenced variables and mark them for renaming
3249 and split out to ...
3250 (generate_element_init_1): This.
3251 (scalarize_init): Don't call push_gimplify_context/
3252 pop_gimplify_context.
3254 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3256 * toplev.c (get_src_pwd): Handle failure of getpwd().
3258 2005-01-04 Roger Sayle <roger@eyesopen.com>
3260 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3262 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3263 all the cases handled by it are inverted by invert_truthvalue.
3265 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3267 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3268 (save_register_windowsi): Likewise.
3270 2005-01-04 Richard Henderson <rth@redhat.com>
3272 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3274 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3277 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3278 any simplifications of vector mode comparison operators.
3279 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3281 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3282 Devang Patel <dpatel@apple.com>
3284 PR tree-optimization/18308
3285 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3286 the operands before creating a new expression.
3287 * dojump.c (do_jump): Make drop_through_label available
3288 for all cases. Add expansion of COND_EXPR.
3290 2005-01-04 Ira Rosen <irar@il.ibm.com>
3292 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3293 INTEGER_CST instead of TREE_CONSTANT.
3294 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3295 instead of TREE_CONSTANT.
3296 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3297 instead of TREE_CONSTANT.
3299 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3301 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3303 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3306 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3307 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3309 2005-01-03 Richard Henderson <rth@redhat.com>
3311 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3312 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3313 fold_convert_const_real_from_real): Split out from ...
3314 (fold_convert_const): ... here.
3316 2005-01-03 Richard Henderson <rth@redhat.com>
3319 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3320 (mov<MMXMODEI>_internal): Likewise.
3321 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3322 Add V2SF case; use it for SSE1; don't use TI.
3323 (movdf_integer): Likewise.
3324 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3326 2005-01-03 Ira Rosen <irar@il.ibm.com>
3328 * tree-vectorizer.c (vect_strip_conversions): New function.
3329 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3330 check for binary class.
3332 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3336 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3338 * gimple-low.c (mark_blocks_with_used_vars): New function.
3339 (mark_blocks_with_used_subblocks): Ditto.
3340 (mark_used_blocks): Ditto.
3341 (pass_mark_used_blocks): New pass.
3342 * tree-inline.c: Include debug.h.
3343 (expand_call_inline): Call outlining_inline_function here.
3344 * tree-optimize.c (init_tree_optimization_passes): Add
3345 pass_mark_used_blocks.
3346 * tree-pass.h (pass_mark_used_blocks): New.
3347 * Makefile.in (tree-inline.o): Add debug.h dependency.
3349 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3351 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3352 VAR_DECLs to have weak_import attribute.
3354 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3357 2004-01-03 Steven Bosscher <stevenb@suse.de>
3359 * passes.c (rest_of_compilation): Don't run regmove if only
3360 flag_expensive_optimizations, require flag_regmove instead.
3362 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3364 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3366 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3367 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3368 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3369 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3371 2005-01-03 Richard Henderson <rth@redhat.com>
3373 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3374 (ia64_const_ok_for_letter_p): New.
3375 (ia64_const_double_ok_for_letter_p): New.
3376 (ia64_extra_constraint): New.
3377 (ia64_expand_vecint_compare): New.
3378 (ia64_expand_vcondu_v2si): New.
3379 (ia64_expand_vecint_cmov): New.
3380 (ia64_expand_vecint_minmax): New.
3381 (ia64_print_operand): Add 'v'.
3382 (ia64_preferred_reload_class): New.
3383 (ia64_vector_mode_supported_p): New.
3384 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3385 (PREFERRED_RELOAD_CLASS): Move to function.
3386 (CONST_OK_FOR_LETTER_P): Move to function.
3387 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3388 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3389 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3390 (EXTRA_CONSTRAINT): Move to function.
3391 * config/ia64/ia64.md: Include vect.md.
3392 (itanium_class): Add mmalua.
3394 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3396 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3397 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3399 (const_int_2bit_operand): New.
3400 (fr_reg_or_0_operand): New.
3401 * config/ia64/ia64-modes.def: Add vector modes.
3402 * config/ia64/ia64-protos.h: Update.
3403 * config/ia64/vect.md: New file.
3405 2005-01-03 Richard Henderson <rth@redhat.com>
3407 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3409 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3412 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3414 (log1pdf2): Change mode of operands[0,1] to DFmode.
3416 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3418 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3419 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3420 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3421 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3422 SPARC_RELAXED_ORDERING.
3424 2005-01-03 Richard Henderson <rth@redhat.com>
3425 Uros Bizjak <uros@kss-loka.si>
3428 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3429 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3430 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3432 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3433 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3434 const_pow2_1_to_128_operand): New predicates.
3436 2005-01-02 Greg McGary <greg@mcgary.org>
3438 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3440 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3441 object. [ptr_type]: Remove unused variable.
3442 Remember nearest addressable array-element or record-component
3443 when checking bitfield components. Tolerate empty BIND_EXPR.
3445 2005-01-01 Richard Henderson <rth@redhat.com>
3447 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3448 that don't narrow the value. Fail for other conversions.
3450 2005-01-01 Richard Henderson <rth@redhat.com>
3453 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3454 * c-lang.c (finish_file): Don't do it here.
3455 * objc/objc-act.c (objc_finish_file): Likewise.
3457 * cgraph.c (decl_assembler_name_equal): New.
3458 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3459 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3460 * cgraph.h (struct cgraph_varpool_node): Add next.
3461 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3462 * varasm.c (assemble_alias): Mark the target as needed.
3464 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3467 * function.c (get_arg_pointer_save_area): Use entry_of_function
3468 instead of get_insns.
3470 2005-01-01 Roger Sayle <roger@eyesopen.com>
3471 Andrew Pinski <pinskia@physics.uc.edu>
3472 James E. Wilson <wilson@specifixinc.com>
3474 PR rtl-optimization/12092
3475 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3478 2005-01-01 Roger Sayle <roger@eyesopen.com>
3479 Olivier Hainque <hainque@act-europe.fr>
3481 * tree.c (int_fits_type_p): A narrower type always fits in a
3482 wider one, except for negative values into unsigned types.
3484 2005-01-01 Roger Sayle <roger@eyesopen.com>
3486 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3487 with the original constant rather than require TREE_OVERFLOW.
3489 2005-01-01 Steven Bosscher <stevenb@suse.de>
3492 * c-decl.c (finish_function): If compiling C99, annotate the
3493 compiler generated return with the current file name and line 0.
3494 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3495 the source line is greater than 0.
3496 (remove_bb): Likewise.
3498 See ChangeLog.12 for earlier changes.