1 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7 config/cris/cris-protos.h, config/cris/cris.c: Update
10 2005-02-10 Jeff Law <law@redhat.com>
12 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
13 (lookup_avail_expr): Similarly.
15 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17 * builtins.c (fold_builtin_powi): New function.
18 (fold_builtin_1): Call it.
20 2005-02-10 Steven Bosscher <stevenb@suse.de>
22 PR documentation/19309
23 * doc/cpp.texi: The __GNUC__ and related predefined macros
24 are also defined for the "standalone" cpp.
25 Some non-GCC compilers may also define __GNUC__.
27 2005-02-10 Jakub Jelinek <jakub@redhat.com>
30 * c-typeck.c (common_type): New routine. Old common_type renamed
32 (c_common_type): ...this.
33 (build_conditional_expr, build_binary_op): Use c_common_type instead
36 2005-02-10 Steven Bosscher <stevenb@suse.de>
38 * doc/md.texi: Replace @samp{length} with @code{length}.
40 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
42 PR tree-optimization/18687
43 * tree-flow.h (find_loop_niter): Declare.
44 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
45 Try using scev even for loops with more than one exit.
46 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
47 (struct ivopts_data): Added niters field.
48 (struct nfe_cache_elt): New.
49 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
51 (tree_ssa_iv_optimize_init): Initialize niters cache.
52 (determine_number_of_iterations): Removed.
53 (find_induction_variables): Do not call determine_number_of_iterations.
54 Access niters for single exit through niter_for_single_dom_exit.
55 (add_iv_outer_candidates): Access niters for single exit through
56 niter_for_single_dom_exit.
57 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
58 number_of_iterations_cond.
59 (iv_period): New function.
60 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
61 (may_replace_final_value): Take data argument. Use
62 niter_for_single_dom_exit.
63 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
64 (rewrite_use_compare): Pass data to may_eliminate_iv.
65 (rewrite_use_outer): Pass data to may_replace_final_value.
66 (free_loop_data): Clean up the niters cache.
67 (tree_ssa_iv_optimize_finalize): Free the niters cache.
68 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
69 * tree-ssa-loop-niter.c (find_loop_niter): New function.
70 (find_loop_niter_by_eval): Use tree_int_cst_lt.
71 (num_ending_zeros): Moved to tree.c.
72 * tree.h (num_ending_zeros): Declare.
73 * tree.c (num_ending_zeros): Moved from tree.c.
75 2005-02-09 Richard Henderson <rth@redhat.com>
77 * builtins.c (DEF_BUILTIN): Add COND argument.
78 * tree.h (DEF_BUILTIN): Likewise.
79 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
80 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
82 (DEF_BUILTIN_STUB): New.
83 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
84 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
85 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
86 * c-common.c (DEF_BUILTIN): Add COND argument.
87 * tree.c (local_define_builtin): New.
88 (build_common_builtin_nodes): New.
90 2005-02-09 Roger Sayle <roger@eyesopen.com>
92 * fold-const.c (fold_strip_sign_ops): New function to simplify a
93 floating point expression ignoring the sign of the result.
94 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
95 (fold) <MULT_EXPR>: Use it to simplify x*x.
96 * tree.h (fold_strip_sign_ops): Prototype here.
97 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
98 argument. Use fold_strip_sign_ops to simplify the first argument.
99 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
100 first argument when the second argument is an even integer
101 constant, but only with -funsafe_math_optimizations.
102 (fold_builtin_1): Update call to fold_builtin_copysign.
104 2005-02-09 Ian Lance Taylor <ian@airs.com>
107 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
108 just check whether EH_FILTER_FAILURE falls through.
110 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
112 * gcc/haifa-sched.c (schedule_block): Make queued sched group
113 insns return to ready list in the next turn.
115 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
118 * builtins.def: New __builtin_powi[lf].
119 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
120 (expand_builtin_powi): New function.
121 (expand_builtin): Dispatch to expand_builtin_powi.
122 * libgcc2.h: Add prototypes for __builtin_powi[lf].
123 * libgcc2.c: Add __builtin_powi[lf] implementation.
124 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
125 * optabs.h: Add powi_optab.
126 * optabs.c (init_optabs): Initialize powi_optab.
127 * doc/extend.texi: Document __builtin_powi[lf].
129 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
131 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
134 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
137 * fold-const.c (try_move_mult_to_index): Remove redundant
138 type argument. Create ADDR_EXPR with correct type.
139 (fold): Update callers of try_move_mult_to_index. Convert
140 result to the appropriate type.
142 2005-02-09 Roger Sayle <roger@eyesopen.com>
145 * config/avr/avr.c (default_rtx_costs): Delete.
146 (avr_operand_rtx_cost): New function.
147 (avr_rtx_costs): Completely rewrite.
149 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
152 * config/cris/cris.c (in_code): New variable.
153 (cris_output_addr_const): Now a static function, a wrapper for
155 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
156 case from old cris_output_addr_const.
157 (cris_asm_output_label_ref): Similar for LABEL_REF.
158 (cris_output_addr_const_extra): Similar for UNSPEC.
159 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
160 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
161 * config/cris/cris-protos.h (cris_output_addr_const): Remove
163 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
164 (cris_asm_output_label_ref): Declare.
166 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
168 PR preprocessor/19801
169 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
170 filenames that changed when libcpp was moved to the toplevel.
172 2005-02-07 Roger Sayle <roger@eyesopen.com>
174 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
175 zero extensions of BImode operands. Call lowpart_subreg instead
176 of gen_lowpart_common and gen_lowpart_SUBREG.
178 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
181 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
182 * configure.ac: Set cc_for_cross_gnattools.
183 * configure: Regenerate.
185 2005-02-08 Alan Modra <amodra@bigpond.net.au>
188 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
190 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
193 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
196 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
198 * doc/extend.texi: Document deprecated extensions allowing
199 static floating-point members to have initializers and allowing
200 floating-point literals in integral constant expressions.
202 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
204 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
205 config/darwin7.h, config/mips/mips.c,
206 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
209 * cse.c: Update comments.
211 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
214 * builtins.c (fold_builtin_sqrt): Transform
215 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
218 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
219 Dorit Naishlos <dorit@il.ibm.com>
221 * doc/invoke.texi (ftree-vectorizer-verbose): New.
222 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
223 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
225 * tree.h (vect_set_verbosity_level): New extern function declaration
227 * tree-vectorizer.h (verbosity_levels): New enum type.
228 * tree-vectorizer.c (vect_debug_stats): Function removed.
229 (vect_debug_details): Likewise.
230 (vect_verbosity_level): Global variable was defined and initialized.
231 (vect_dump): Global variable definition.
232 (vect_print_dump_info): New function.
233 (vect_set_dump_settings): New function.
234 (vect_set_verbosity_level): New function.
235 (vectorize_loops): Add call to vect_set_dump_settings.
237 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
238 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
239 (slpeel_tree_peel_loop_to_edge): Likewise.
241 (vect_analyze_offset_expr): Call to vect_print_dump_info with
242 appropriate verbosity level instead of call to vect_debug_details
244 (vect_get_base_and_offset):
245 (vect_create_addr_base_for_vector_ref):
246 (get_vectype_for_scalar_type):
247 (vect_create_data_ref_ptr):
249 (vect_get_vec_def_for_operand):
250 (vect_finish_stmt_generation):
251 (vectorizable_assignment):
252 (vectorizable_operation):
253 (vectorizable_store):
255 (vect_transform_stmt):
256 (vect_update_ivs_after_vectorizer):
257 (vect_do_peeling_for_loop_bound):
258 (vect_update_inits_of_drs):
259 (vect_do_peeling_for_alignment):
260 (vect_transform_loop):
261 (vect_is_simple_use):
262 (vect_analyze_operations):
263 (vect_is_simple_iv_evolution):
264 (vect_analyze_scalar_cycles):
265 (vect_analyze_data_ref_dependence):
266 (vect_analyze_data_ref_dependences):
267 (vect_compute_data_ref_alignment):
268 (vect_enhance_data_refs_alignment):
269 (vect_analyze_data_refs_alignment):
270 (vect_analyze_data_ref_access):
271 (vect_analyze_data_ref_accesses):
272 (vect_analyze_pointer_ref_access):
273 (vect_get_memtag_and_dr):
274 (vect_analyze_data_refs):
275 (vect_mark_relevant):
276 (vect_stmt_relevant_p):
277 (vect_mark_stmts_to_be_vectorized):
278 (vect_can_advance_ivs_p):
279 (vect_get_loop_niters):
280 (vect_analyze_loop_form):
282 (vectorize_loops): Likewise.
284 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
285 (vect_update_inits_of_drs):
286 (vect_do_peeling_for_alignment):
287 (vect_transform_loop):
288 (vect_analyze_operations):
289 (vect_analyze_scalar_cycles):
290 (vect_analyze_data_ref_dependences):
291 (vect_analyze_data_refs_alignment):
292 (vect_analyze_data_ref_accesses):
293 (vect_analyze_data_refs):
294 (vect_mark_stmts_to_be_vectorized):
295 (vect_get_loop_niters):
296 (vect_analyze_loop_form):
297 (vect_analyze_loop): Likewise.
298 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
300 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
304 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
305 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
306 either -ffast-math or -funsafe-math-optimizations is in use.
308 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
309 * config/mips/irix-csr.c: New file.
310 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
311 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
312 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
315 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
317 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
318 redundant, incorrect definitions.
320 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
322 ("*tls_indirect_call"): New, reference hard regs directly.
323 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
325 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
327 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
328 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
330 2005-02-06 Roger Sayle <roger@eyesopen.com>
332 PR rtl-optimization/19800
333 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
334 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
337 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
339 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
341 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
344 * doc/invoke.texi: Correct documentation of -freorder-functions.
346 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
349 * doc/invoke.texi: Don't mention gccbug.
351 2005-02-06 Roger Sayle <roger@eyesopen.com>
352 Andrew Pinski <pinskia@physics.uc.edu>
353 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
355 * simplify-rtx.c (simplify_relational_operation_1): Simplify
356 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
357 into just (zero_extract:SI FOO (const_int 1) BAR).
359 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
361 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
362 macro locally. Don't give last revision date. Use GCC version
363 number from gcc-common.texi.
364 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
365 revision date. Use GCC version number from gcc-common.texi.
366 Describe being a library as current state rather than as 3.x
368 * doc/gcc.texi: Remove last update date.
369 * doc/gccint.texi: Likewise. Update copyright dates.
370 * doc/install.texi: Update copyright dates.
372 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
375 * doc/invoke.texi: Mention for each option included in -Wall that
376 it is included in -Wall.
377 * doc/gcc.texi: Update copyright and last modification date.
379 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
381 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
382 unnecessary cast to original induction variable increments.
384 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
386 PR tree-optimization/18219
387 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
390 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
392 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
393 Set bitpos and offset later in the function. Do nothing if the
394 target is a register and if the bitfield lies completely outside
396 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
397 here. Return an uninitialised register if the source value is stored
398 in a register and the bitfield lies completely outside that register.
400 2005-02-06 Steven Bosscher <stevenb@suse.de>
402 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
405 2005-02-06 Marcin Dalecki <martin@dalecki.de>
407 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
409 2005-02-06 Geoffrey Keating <geoffk@apple.com>
411 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
412 * config/darwin8.h: New.
413 * config/darwin7.h: Update comment.
415 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
416 Dorit Naishlos <dorit@il.ibm.com>
418 * tree-vectorizer.h (LOC): New type.
419 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
420 (loop_line_number): New field in struct _loop_vec_info.
421 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
423 * tree-vectorizer.c (input.h): Included.
424 (find_loop_location): New function.
425 (vect_debug_stats): Argument changed from loop to LOC. Computation of
426 loop line number removed.
427 (vect_debug_details): Likewise.
428 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
430 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
431 call to vect_debug_details/stats changed from loop to loop_loc.
432 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
433 (slpeel_tree_peel_loop_to_edge): Likewise.
435 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
436 changed from NULL to UNKNOWN_LOC.
437 (vect_get_base_and_offset):
438 (vect_create_addr_base_for_vector_ref):
439 (get_vectype_for_scalar_type):
440 (vect_create_data_ref_ptr):
442 (vect_get_vec_def_for_operand):
443 (vect_finish_stmt_generation):
444 (vectorizable_assignment):
445 (vectorizable_operation):
446 (vectorizable_store):
448 (vect_transform_stmt):
449 (vect_update_ivs_after_vectorizer):
450 (vect_do_peeling_for_loop_bound):
451 (vect_do_peeling_for_alignment):
452 (vect_transform_loop):
453 (vect_is_simple_use):
454 (vect_analyze_operations):
455 (vect_is_simple_iv_evolution):
456 (vect_analyze_scalar_cycles):
457 (vect_analyze_data_ref_dependences):
458 (vect_compute_data_ref_alignment):
459 (vect_enhance_data_refs_alignment):
460 (vect_analyze_data_ref_access):
461 (vect_analyze_data_ref_accesses):
462 (vect_analyze_pointer_ref_access):
463 (vect_get_memtag_and_dr):
464 (vect_analyze_data_refs):
465 (vect_mark_relevant):
466 (vect_stmt_relevant_p):
467 (vect_mark_stmts_to_be_vectorized):
468 (vect_can_advance_ivs_p):
469 (vect_get_loop_niters):
471 (vectorize_loops): Likewise.
473 (vectorizable_load): Argument in call to vect_debug_details/stats
474 changed from loop to LOOP_LOC (loop_vinfo).
475 (vect_transform_loop):
476 (vect_analyze_operations):
477 (vect_analyze_scalar_cycles):
478 (vect_analyze_data_ref_dependence):
479 (vect_enhance_data_refs_alignment):
480 (vect_analyze_data_ref_accesses):
481 (vect_analyze_pointer_ref_access):
482 (vect_analyze_data_refs):
483 (vect_analyze_loop): Likewise.
485 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
486 changed from loop to loop_loc.
488 (vect_enhance_data_refs_alignment): Removed unused variable loop.
490 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
491 Dorit Naishlos <dorit@il.ibm.com>
493 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
495 (vect_analyze_data_ref_dependences): Likewise.
497 (vect_is_simple_use): Argument changed from loop structure to
498 loop_vect_info structure.
499 (vect_can_advance_ivs_p): Likewise.
500 (vect_create_index_for_vector_ref): Likewise.
501 (vect_update_ivs_after_vectorizer): Likewise.
502 (new_stmt_vec_info): Likewise.
504 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
505 changed from loop to loop_vinfo.
506 (vect_create_data_ref_ptr): First argument in call to
507 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
508 (vectorizable_assignment): Second argument in call to vect_is_simple_use
509 was changed from loop to loop_vinfo.
510 (vectorizable_operation): Likewise.
511 (vectorizable_store): Likewise.
512 (vect_mark_stmts_to_be_vectorized): Likewise.
513 (vect_do_peeling_for_loop_bound): First argument in call to
514 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
515 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
516 was changed from loop to loop_vinfo.
517 (vect_analyze_data_ref_dependences): Third argument in call to
518 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
520 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
521 (vect_create_data_ref_ptr): Likewise.
522 (vect_init_vector): Likewise.
523 (vect_get_vec_def_for_operand): Likewise.
524 (vectorizable_assignment): Likewise.
525 (vectorizable_operation): Likewise.
526 (vectorizable_store): Likewise.
527 (vectorizable_load): Likewise.
528 (vect_update_ivs_after_vectorizer): Likewise.
529 (vect_is_simple_use): Likewise.
530 (vect_analyze_data_ref_dependence): Likewise.
531 (vect_analyze_pointer_ref_access): Likewise.
532 (vect_can_advance_ivs_p): Likewise.
534 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
535 before _stmt_vec_info.
536 (_stmt_vec_info): Loop field replaced by loop_vec_info.
537 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
538 (new_stmt_vec_info): Argument changed from loop structure to
539 loop_vect_info structure
541 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
542 (vect_analyze_offset_expr): Avoid 80 columns overflow.
543 (vect_create_addr_base_for_vector_ref): Likewise.
544 (vect_analyze_pointer_ref_access): Likewise.
546 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
549 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
550 phi flag if the phi is abnormal.
552 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
555 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
556 information for the new statement.
558 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
561 * gcc.c (main): Include the target in -v output.
563 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
565 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
566 Do not drop the extend if we'd have to add a paradoxical subreg
567 later. Include optabs.h and insn-codes.h.
568 * Makefile.in (combine.o): Depend on $(OPTABS_H).
570 2005-02-02 Roger Sayle <roger@eyesopen.com>
573 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
574 * fold-const.c (const_binop): Avoid constant folding floating
575 point operations in modes that use composite representations.
576 * simplify-rtx.c (simplify_binary_operation): Likewise.
578 2005-02-02 Geoffrey Keating <geoffk@apple.com>
580 * config/rs6000/altivec.md (altivec_dst): Make the first operand
582 (altivec_dstt): Likewise.
583 (altivec_dstst): Likewise.
584 (altivec_dststt): Likewise.
585 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
588 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
590 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
591 EXPR_LOCUS from orig_cond to the new cond_stmt.
592 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
595 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
597 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
598 standard_iv_increment_position. Remove call to bsi_next
599 (no need to bump the iterator anymore).
600 (vect_create_index_for_vector_ref): Call
601 standard_iv_increment_position. Remove second function argument.
602 (vect_finish_stmt_generation): Remove call to bsi_next
603 (no need to bump the iterator anymore).
604 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
605 to vect_create_index_for_vector_ref.
607 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
609 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
610 phis are used out of the loop.
612 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
615 * c-decl.c (undef_nested_function): New variable.
616 (pop_scope): Diagnose undefined nested functions.
617 (finish_function): Don't attempt cgraph processing or genericizing
618 if current top-level function contained an undefined nested
619 function. Reset undef_nested_function at the end of a top-level
622 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
624 * tree.c (build_int_cst_type): Take sign of the value into account
625 when deciding whether sign extend the value.
627 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
630 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
631 (cpp_options, cc1_options): Change %{std*&ansi} to
632 %{std*&ansi&trigraphs}.
634 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
636 * cse.c: Update comments.
638 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
640 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
641 arguments go on the stack. Do not put complex doubles in odd/even
644 2005-02-02 Steven Bosscher <stevenb@suse.de>
646 * doc/invoke.texi: Update the options enabled at -O1, -O2,
647 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
648 -ftree-pre, and -fthread-jumps.
650 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
652 PR tree-optimization/19578
653 * tree-flow.h (modified_noreturn_calls): Declare.
654 (noreturn_call_p): Declare.
655 * tree-flow-inline.h (noreturn_call_p): New function.
656 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
657 * tree-cfg.c (modified_noreturn_calls): New variable.
658 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
659 that contain a mid-block noreturn call.
660 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
662 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
664 * df.c (df_def_record_1, df_uses_record): Don't use
666 * df.h (DF_FOR_REGALLOC): Remove.
668 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
671 * c-typeck.c (really_start_incremental_init): Reset
672 constructor_max_index for arrays of incomplete type.
674 2005-02-02 Jeff Law <law@redhat.com>
676 * gcse.c (struct reg_set): Store the block index where the register
677 was set rather than the setting insn.
678 (record_one_set, compute_transp): Corresponding changes.
679 (pre_insert_copy_insn): Do not call replace_one_set.
680 (replace_one_set): Remove.
682 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
685 * doc/gcov.texi: Fix typo.
687 2005-02-01 Richard Henderson <rth@redhat.com
690 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
691 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
693 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
694 * config/i386/i386-protos.h: Update.
696 2005-02-01 Steven Bosscher <stevenb@suse.de>
698 PR tree-optimization/19217
699 * tree-cfg.c (verify_expr): Use the data field to see if TP was
700 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
701 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
702 that it is walking a PHI node.
704 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
706 * doc/extend.texi (Nested Functions): Update.
708 2005-02-01 Richard Henderson <rth@redhat.com>
711 * optabs.c (expand_copysign_absneg): Export.
712 * optabs.h (expand_copysign_absneg): Declare.
713 * config/rs6000/rs6000.md (copysigntf3): New.
715 2005-02-01 Diego Novillo <dnovillo@redhat.com>
717 PR tree-optimization/19633
718 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
719 * tree-ssa-alias.c (init_alias_info): Initialize.
720 (merge_pointed_to_info): Set.
721 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
722 (dump_points_to_info_for): Show value of pt_null.
723 (struct count_ptr_d): Declare.
724 (find_ptr_dereference): Remove.
725 (ptr_is_dereferenced_by): Remove.
726 (count_ptr_derefs): New local function.
727 (count_uses_and_derefs): New local function.
728 (compute_points_to_and_addr_escape): Call it. If the number
729 of dereferences is greater than zero, mark the pointer as
730 dereferenced. If there are fewer dereferences than uses of
731 the pointer, the pointer's value escapes.
733 2005-02-01 Diego Novillo <dnovillo@redhat.com>
735 PR tree-optimization/19670
736 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
738 (verify_use): ... set it here, instead.
740 2005-02-01 Janis Johnson <janis187@us.ibm.com>
742 * doc/sourcebuild.texi (Test directives): Fix formatting.
744 * doc/sourcebuild.texi (Test directives): Describe selector
747 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
749 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
750 specific 64-bit CPUs.
752 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
755 * arm.c (arm_eliminable_register): New function.
756 (adjacent_mem_locations): Don't allow eliminable registers. Use
757 HOST_WIDE_INT for address offsets.
758 * arm-protos.h (arm_eliminable_register): Add prototype.
760 2005-02-01 Steven Bosscher <stevenb@suse.de>
762 PR optimization/15242
763 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
764 * basic-block.h (duplicate_computed_gotos): Add prototype.
765 * bb-reorder.c (duplicate_computed_gotos): New function to
766 duplicate sufficiently small blocks ending in a computed jump.
767 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
768 if not optimizing for size.
769 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
770 never do tail merging for blocks ending in a computed jump.
771 * doc/invoke.texi: Document the max-goto-duplication-insns param.
773 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
775 Patch from Richard Sandiford <rsandifo@redhat.com>
776 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
777 from inheriting a subreg equivalence with a non-spill register.
779 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
781 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
783 * config/frv/frv.c (movcc_fp_destination_operand): New.
784 (gpr_or_memory_operand): Fix typo in comment.
785 (gpr_or_memory_operand_with_scratch): New.
786 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
787 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
788 movcc_fp_destination_operand.
789 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
790 Legitimize memory addresses using a scratch register.
792 2005-01-31 Jeff Law <law@redhat.com>
794 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
795 bitmap a sparse bitmap instead of a simple bitmap.
796 (mark_def_sites_initialize_block): Corresponding changes.
797 (ssa_mark_def_sites_initialize_block): Likewise.
798 (ssa_mark_phi_uses): Likewise.
799 (mark_def_site, ssa_mark_def_sites): Likewise.
800 (mark_def_site_blocks): Likewise.
801 (rewrite_ssa_into_ssa): Likewise.
803 * tree-ssa-dom.c (record_cond): Pass correct variable type
804 for last argument to htab_find_slot_with_hash.
806 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
807 effects when optimizing 0 % X. Do not try to optimize X % 0.
809 2005-01-31 James E. Wilson <wilson@specifixinc.com>
811 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
814 2005-02-01 Eric Christopher <echristo@redhat.com>
816 * config/mips/mips.c (override_options): Warn if -mint64
818 * doc/invoke.texi (MIPS Options): Document that -mint64 is
821 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
823 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
825 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
826 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
827 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
828 (cached_regno): Initialize to INVALID_REGNUM.
829 (cse_reg_info_table_size,
830 cse_reg_info_table_first_uninitialized,
831 cse_reg_info_timestamp): New.
832 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
834 (init_cse_reg_info, get_cse_reg_info_1): New.
835 (get_cse_reg_info): Cache the last look-up.
836 (new_basic_block): Update the code to clear mappings from
837 registers to cse_reg_info entries.
838 (cse_main): Call init_cse_reg_info.
840 * cse.c (get_cse_reg_info): Update a comment.
842 2005-01-31 Steven Bosscher <stevenb@suse.de>
845 * c-decl.c (start_decl): Do not warn about arrays of elements with
846 an incomplete type here.
847 (grokdeclarator): Do it here by making a pedwarn an error.
848 * c-typeck.c (push_init_level): If there were previous errors with
849 the constructor type, do not warn about braces for initializers.
850 (process_init_element): Likewise for excess initializer elements.
852 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
854 * cse.c (delete_trivially_dead_insn): Don't iterate.
856 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
858 * config/rs6000/rs6000.md (copysignsf3): New expand.
859 (copysigndf3): Likewise.
861 2005-01-31 Steven Bosscher <stevenb@suse.de>
863 * recog.c (constrain_operands): Only look for earlyclobber operand
864 conflicts if an '&' constraint was seen.
866 2005-01-31 Marc Espie <espie@openbsd.org>
868 * config.gcc: Don't include embedded systems fragment, switches default
869 debugging format to ELF.
870 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
871 longer pick it up there.
873 2005-01-31 Dale Johannesen <dalej@apple.com>
875 * doc/extend.texi (nested functions): Fix linkage description.
876 Clarify that static is not allowed.
878 2005-01-31 Dale Johannesen <dalej@apple.com>
880 * config/rs6000/darwin.md (movsf_low_di): Make work.
881 (movdf_low_di): Make work.
883 2005-01-31 Dale Johannesen <dalej@apple.com>
885 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
886 Make work for 64 bit.
888 2005-01-31 Roger Sayle <roger@eyesopen.com>
889 Dale Johannesen <dalej@apple.com>
892 * fold-const.c (fold_binary_op_with_conditional_arg):
893 Make types match original operands, before STRIP_NOPS.
895 2005-01-31 Alan Modra <amodra@bigpond.net.au>
897 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
898 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
899 (struct gcc_sigcontext): Delete. Merge contents to..
900 (struct gcc_ucontext): ..here.
901 (get_sigcontext): Delete.
902 (get_regs): New function, like get_sigcontext but return regs ptr.
903 64-bit version finds regs from r1 to support vdso.
904 (ppc_linux_aux_vector): New function.
905 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
908 2005-01-31 Ira Rosen <irar@il.ibm.com>
910 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
912 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
913 redundant fold. Fix misalignment for MINUS_EXPR.
914 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
915 (vect_analyze_pointer_ref_access): Likewise.
916 (vect_get_memtag_and_dr): Likewise.
918 2005-01-31 Richard Henderson <rth@redhat.com>
920 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
921 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
922 absnegdf2_i387, absnegxf2_i387): Likewise.
924 2005-01-31 Richard Henderson <rth@redhat.com>
927 * optabs.c (expand_copysign_absneg): New.
928 (expand_copysign_bit): Split out from ...
929 (expand_copysign): ... here. Use expand_copysign_absneg.
931 2005-01-30 Roger Sayle <roger@eyesopen.com>
934 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
935 constant as the second operand and a register as the third.
937 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
940 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
941 that dllimport'd functions do not use all call-clobbered registers
944 2005-01-30 Richard Henderson <rth@redhat.com>
947 * optabs.c (expand_absneg_bit): Split out from expand_unop and
948 expand_abs_nojump and generalize. Use operand_subword and
949 emit_no_conflict_block. Support large modes.
950 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
952 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
953 negation to subtraction.
954 (expand_copysign): Check that the format has signed zeros.
955 Use operand_subword and emit_no_conflict_block. Support large modes.
957 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
959 Fix PR tree-optimization/19624
961 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
962 * tree-ssa-pre.c: Add cfgloop.h.
964 (pre_stats): New member, constified.
965 (inserted_exprs): New static variable.
966 (NECESSARY): New macro.
967 (create_expression_by_pieces): Fold the expression, and
968 mark it as defaulting to not necessary. Also put in
970 (fully_constant_expression): New function.
971 (insert_into_preds_of_block): Modify to not insert phis when we
972 are playing with induction variables.
973 Push phis onto the inserted_exprs vector, and mark them as not
974 necessary by default.
975 (insert_aux): Call fully_constant_expression on eprime.
976 If all edges produce the same value, mark it constant.
977 (mark_operand_necessary): New function.
978 (remove_dead_inserted_code): New function.
979 (init_pre): Init loop optimizer to get loop info.
980 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
981 (execute_pre): Commit edge inserts, then remove dead code.
983 2005-01-30 Richard Henderson <rth@redhat.com>
985 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
986 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
988 2005-01-30 Richard Henderson <rth@redhat.com>
991 * config/i386/i386.c (ix86_expand_copysign): New.
992 (ix86_split_copysign_const): New.
993 (ix86_split_copysign_var): Rename from ix86_split_copysign,
994 rearrange op1/nmask operands.
995 * config/i386/i386-protos.h: Update.
996 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
997 (copysigndf3): Likewise.
998 (copysignsf3_const, copysigndf3_const): New.
999 (copysignsf3_var): Rename from copysignsf3, split out splitter
1000 and fix split predicate for X constraint.
1001 (copysigndf3_var): Similarly.
1003 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1005 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1006 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1007 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1009 2005-01-29 Richard Henderson <rth@redhat.com>
1012 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1013 of # and * in constraints.
1015 2005-01-29 Richard Henderson <rth@redhat.com>
1018 * expr.c (store_field): Don't strip sub-mode cast when the input
1019 data is even smaller.
1021 2005-01-29 Richard Henderson <rth@redhat.com>
1024 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1027 2005-01-29 Richard Henderson <rth@redhat.com>
1029 * combine.c (make_field_assignment): Fix argument order
1032 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1034 PR tree-optimization/15791
1035 * fold-const.c (extract_array_ref): New function.
1036 (fold): Fold comparisons between &a[i] and &a[j] or
1037 semantically equivalent trees.
1039 2005-01-29 Jeff Law <law@redhat.com>
1041 * gcse.c (insert_expr_in_table): Revamp handling of available
1042 and anticipatable occurrence lists to avoid unnecessary list
1044 (insert_set_in_table): Similarly.
1046 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1048 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1050 (c_build_qualified_type): Build qualified array types with
1051 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1052 * c-decl.c (c_make_fname_decl): Build unqualified array type
1053 before qualified type.
1054 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1055 type is qualified, not just if type itself is. Don't apply
1056 qualifiers to array type when declarator is processed. Apply
1057 qualifiers to field type whether or not it is an array type.
1058 Don't handle array types specially for applying qualifiers to
1060 * c-typeck.c (composite_type): Build unqualified element type and
1061 array type when forming composite of array types.
1062 (common_pointer_type, comptypes, comp_target_types,
1063 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1064 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1066 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1067 (args2) in variables a1 and a2.
1069 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1071 * cse.c (n_elements_made, max_elements_made): Remove.
1072 (insert): Don't touch n_elements_made.
1073 (cse_main): Don't touch n_elements_made or max_elements_made.
1075 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1078 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1079 configuration part of dp-bit.c to be lost.
1081 2005-01-28 Roger Sayle <roger@eyesopen.com>
1083 * expmed.c (expand_mult_highpart_optab): When attempting to use
1084 a non-widening multiplication in a wider mode, the operands need
1085 to be converted (zero or sign extended) to that mode.
1087 2005-01-28 Ian Lance Taylor <ian@airs.com>
1091 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1092 through if both operands fall through.
1094 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1096 * cse.c (fold_rtx) <PC>: Don't optimize.
1098 2005-01-28 Jeff Law <law@redhat.com>
1100 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1101 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1103 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1105 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1106 cse_reg_info_used_list_end): Remove.
1107 (cse_reg_info_list, cse_reg_info_list_free): New.
1108 (get_cse_reg_info): When allocating an instance of
1109 cse_reg_info, add it to the beginning of the cse_reg_info_list
1110 list. Remove code to maintain cse_reg_info_used_list.
1111 (new_basic_block): Reset the free list to the beginning of
1114 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1116 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1117 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1118 (frv_expand_mdpackh_builtin): New function.
1119 (frv_expand_builtin): Use it to expand __MDPACKH.
1120 * doc/extend.texi (__MDPACKH): Update documentation.
1122 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1124 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1125 SSE_FLOAT_MODE_P for use_sse computation.
1127 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1130 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1132 2005-01-27 Richard Henderson <rth@redhat.com>
1134 * builtins.c (expand_builtin_copysign): New.
1135 (expand_builtin): Call it.
1136 * genopinit.c (optabs): Add copysign_optab.
1137 * optabs.c (init_optabs): Initialize it.
1138 (expand_copysign): New.
1139 * optabs.h (OTI_copysign, copysign_optab): New.
1140 (expand_copysign): Declare.
1142 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1143 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1145 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1146 (ix86_expand_fp_absneg_operator): ... here.
1147 (ix86_split_copysign): New.
1148 * config/i386/i386-protos.h: Update.
1149 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1150 (copysignsf3, copysigndf3): New.
1152 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1153 (copysignsf3, ncopysignsf3): New.
1154 (copysigndf3, ncopysigndf3): New.
1155 (copysignxf3, ncopysignxf3): New.
1156 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1158 2005-01-27 Arend Bayer <arend.bayer@web.de>
1159 Kazu Hirata <kazu@cs.umass.edu>
1161 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1162 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1163 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1166 2005-01-27 Jeff Law <law@redhat.com>
1168 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1169 definitions of SSA_NAMEs which are not being rewritten.
1170 (rewrite_ssa_into_ssa): Only initialize the current definition
1171 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1172 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1173 SSA_NAMEs before returning.
1175 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1177 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1178 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1179 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1180 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1181 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1183 2005-01-27 Steven Bosscher <stevenb@suse.de>
1186 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1187 higher to -O2 and higher. Likewise for tree PRE.
1188 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1191 2005-01-27 Ian Lance Taylor <ian@airs.com>
1194 * gimple-low.c (try_catch_may_fallthru): New static function.
1195 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1196 * tree-inline.c (expand_call_inline): Don't warn about reaching
1197 the end of a non-void function being inlined if the function uses
1200 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1202 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1205 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1206 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1207 (implicitly_declare): Handle error_mark_node.
1209 2005-01-27 Richard Henderson <rth@redhat.com>
1212 * tree.h (struct tree_decl): Add debug_expr_is_from.
1213 (DECL_DEBUG_EXPR_IS_FROM): New.
1214 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1215 * dwarf2out.c (dwarf2out_var_location): Update to match.
1216 * tree-outof-ssa.c (create_temp): Likewise.
1217 * var-tracking.c (track_expr_p): Likewise.
1218 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1219 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1220 * toplev.c (default_tree_printer): Likewise.
1222 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1224 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1225 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1227 2005-01-27 Steven Bosscher <stevenb@suse.de>
1229 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1230 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1231 ASM_CLOBBERS): Add tree checks.
1233 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1234 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1235 * c-common.def (SWITCH_STMT): Update to match.
1236 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1237 macros instead of SWITCH_EXPR ones.
1238 * c-dump.c (c_dump_tree): Likewise.
1239 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1240 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1242 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1244 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1246 * unwind-dw2.c (execute_stack_op): Add missing cases for
1247 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1249 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1251 * config.gcc (Obsolete configurations): Remove 'dummy', add
1252 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1255 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1257 PR tree-optimization/19633
1258 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1260 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1261 are no call-clobbered variables.
1262 * tree-outof-ssa.c (check_replaceable): Return false for calls
1265 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1267 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1268 even for variables with NULL DECL_INITIAL.
1270 2005-01-26 Stuart Hastings <stuart@apple.com>
1272 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1274 2005-01-26 Richard Henderson <rth@redhat.com>
1277 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1279 * expr.c (store_field): Strip conversions to odd-bit-sized types
1280 if the destination field width matches.
1282 2005-01-26 Richard Henderson <rth@redhat.com>
1284 * c-decl.c, expmed.c, expr.c: Revert last change.
1286 2005-01-26 Richard Henderson <rth@redhat.com>
1289 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1291 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1292 if we don't need the bits above those present in the current mode.
1293 * expr.c (store_field): Strip conversions to odd-bit-sized types
1294 if the destination field width matches.
1296 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1298 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1299 either -ffast-math or -funsafe-math-optimizations is in use.
1301 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1305 * config/avr/avr.c (notice_update_cc): Only set condition code for
1306 ashrqi3 if shift count > 0.
1307 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1308 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1309 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1310 count <= 0 as a no-op, and shift count >= width by copying zero
1311 or sign bit to all bits of the result.
1312 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1313 count, with attribute "length" set to 0 and "cc" set to "none".
1315 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1317 * doc/invoke.texi: Document -mTLS.
1319 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1320 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1321 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1322 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1323 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1324 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1325 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1326 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1328 * configure.ac: Check for a TLS capable gas.
1330 * configure: Regenerate.
1332 2005-01-26 Richard Henderson <rth@redhat.com>
1335 * combine.c (make_field_assignment): Simplify store to zero_extract
1336 from a source with an overlapping mask.
1338 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1340 2004-11-11 Eric Christopher <echristo@redhat.com>
1342 * config/frv/frv.md: Add fr400_integer automaton. Don't
1343 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1346 2005-01-26 Steven Bosscher <stevenb@suse.de>
1349 * cfgbuild.c (make_edges): Do not clear or set
1350 current_function_has_computed_jump.
1351 * function.h (struct function): Remove the has_computed_jump field.
1352 (current_function_has_computed_jump): Do not define.
1353 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1354 in a computed jump. Ignore current_function_has_computed_jump.
1356 2005-01-26 Richard Henderson <rth@redhat.com>
1359 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1360 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1362 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1363 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1364 objects into static storage if they have more than one non-zero value.
1365 * tree.h (categorize_ctor_elements): Update decl.
1367 2005-01-26 Steven Bosscher <stevenb@suse.de>
1370 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1371 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1372 to this function from 2004-07-10.
1373 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1374 the current function for tail call optimizations if the address
1375 of one of it its arguments is taken.
1377 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1379 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1381 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1383 * function.c (expand_function_end): If current_function_calls_alloca,
1384 emit stack restore in a place that is reached when the function falls
1387 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1389 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1390 rule to avoid matching inappropriate suffix rule.
1392 2005-01-26 Jan Hubicka <jh@suse.cz>
1394 PR tree-optimization/19241
1395 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1397 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1399 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1400 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1402 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1403 <sim*>: Always use crt1.o, regardless of N in simN.
1404 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1405 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1406 (CRT_CALL_STATIC_FUNCTION): Remove.
1407 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1408 use crt1.o, regardless of N in simN.
1409 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1410 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1411 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1412 case isystem setting.
1413 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1415 2005-01-25 Ian Lance Taylor <ian@airs.com>
1417 * gimple-low.c (block_may_fallthru): Correct handling of
1418 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1420 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1422 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1423 handlers to match indentation; nested under the mtune=* handler.
1424 Similar for mcpu= and march=.
1426 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1428 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1429 * config/mips/linux64.h (LIB_SPEC): Likewise.
1430 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1431 * config/sh/linux.h (LIB_SPEC): Likewise.
1433 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1435 * config/frv/frv.c (frv_legitimize_tls_address): New.
1436 (TARGET_HAVE_TLS): Define.
1437 (FRV_SYMBOL_REF_TLS_P): Define.
1438 (frv_override_options): Handle new register classes.
1439 (frv_legitimate_address_p): Reject tls addresses.
1440 (frv_legitimize_address): Handle TLS addresses.
1441 (gen_inlined_tls_plt): New.
1443 (frv_legitimize_tls_address): New.
1444 (unspec_got_name): Add TLS entries.
1445 (got12_operand): Add R_FRV_TLSMOFF12 case.
1446 (frv_emit_move): Fixup TLS addresses.
1447 (frv_emit_movsi): Legitimize TLS addresses.
1449 * config/frv/frv.h (MASK_BIG_TLS): New.
1450 (TARGET_BIG_TLS): New.
1451 (HAVE_AS_TLS): Define.
1452 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1453 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1454 (REG_CLASS_NAMES): Same.
1455 (REG_CLASS_CONTENTS): Same.
1456 (CONSTRAINT_LEN): New.
1457 (REG_CLASS_FROM_CONSTRAINT): New.
1458 (PREDICATE_CODES): Add symbolic_operand.
1460 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1461 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1462 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1463 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1464 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1465 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1466 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1467 GR9_REG, GR14_REG, LRREG.
1468 (type): Add load_or_call attribute.
1469 ("load_or_call"): New reservation.
1470 ("call_gettlsoff"): New.
1471 ("tls_indirect_call"): New.
1472 ("tls_load_gottlsoff12"): New.
1473 ("tlsoff_hilo"): New.
1474 ("tls_tlsdesc_ldd"): New.
1475 ("tls_tlsoff_ld"): New.
1478 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1480 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1482 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1483 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1484 * config/frv/frv.c (TLS_BIAS): Define.
1485 (frv_output_dwarf_dtprel): New.
1487 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1489 PR rtl-optimization/19579
1490 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1491 both A and B, see if they don't clobber registers the other expr uses.
1493 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1495 * real.c (do_add): Initialize signalling and canonical members.
1497 * real.c (real_from_integer): Zero out destination.
1499 2005-01-18 Jan Hubicka <jh@suse.cz>
1501 PR tree-optimize/19337
1502 * tree-inline.c (initialize_inlined_parameters): Copy
1503 saved_static_chain_decl only.
1505 2005-01-25 Richard Henderson <rth@redhat.com>
1509 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1510 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1511 80387 enabled, to return a proper subclass. Return the subset that
1512 overlaps with GENERAL_REGS for PLUS.
1513 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1515 2005-01-25 Richard Henderson <rth@redhat.com>
1518 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1520 2005-01-25 Roger Sayle <roger@eyesopen.com>
1522 * expmed.c (choose_multiplier): Change interface to return the
1523 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1524 (expand_divmod): Update calls to choose_multiplier.
1526 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1529 * expmed.c (extract_bit_field): Use adjust_address instead of
1530 gen_lowpart when op0 is a MEM.
1532 2005-01-24 Steven Bosscher <stevenb@suse.de>
1534 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1536 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1538 * config/mips/irix-csr.c: New file.
1539 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1540 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1541 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1544 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1547 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1548 sparc/elf.h, add sparc/sp-elf.h.
1549 (sparc-*-rtems*): Likewise.
1550 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1551 tm-dwarf2.h, add sparc/sp-elf.h.
1552 (sparc86x-*-elf): Likewise.
1553 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1554 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1555 TARGET_OS_CPP_BUILTINS.
1556 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1557 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1559 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1560 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1561 (SWITCH_TAKES_ARG): Likewise.
1562 (LOCAL_LABEL_PREFIX): Likewise.
1563 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1564 (TARGET_N_FORMAT_TYPES): Delete.
1565 (TARGET_FORMAT_TYPES): Likewise.
1566 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1567 * config/sparc/elf.h: Delete.
1568 * config/sparc/sp-elf.h: New file.
1570 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1572 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1573 * tree-flow.h: Remove the corresponding prototype.
1574 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1575 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1577 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1580 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1581 for AIX ABI or ELF -fPIC.
1582 (rs6000_emit_load_toc_table): Don't create toc_section here.
1583 (rs6000_xcoff_file_start): Nor here.
1585 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1587 * sh.c (ra.h): Don't #include.
1588 (hard_regs_intersect_p): New function, resurrected from ra.c.
1590 * sh.c: Fix 1996 Copyright.
1592 2005-01-24 Richard Henderson <rth@redhat.com>
1593 Aldy Hernandez <aldyh@redhat.com>
1595 * regrename.c (note_sets): Handle subregs.
1597 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1600 * genconditions.c (write_header, write_conditions): Elide file if
1603 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1605 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1606 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1609 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1611 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1612 expand_builtin_printf, expand_builtin_fprintf,
1613 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1614 checking against POINTER_TYPE.
1615 (validate_arglist): Handle POINTER_TYPE code by checking
1618 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1620 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1622 (for_each_rtx): Call for_each_rtx_1.
1623 * rtl.h (init_rtlanal): Declare.
1624 * toplev.c (backend_init): Call init_rtlanal.
1626 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1628 * flow.c (propagate_one_insn): Formatting.
1631 * flow.c (libcall_dead_p): Be more conservative if unsure.
1632 If there are any instructions between insn and call, see if they are
1633 all dead before saying the libcall is dead.
1635 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1637 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1638 operand constraint for operand 0.
1640 2005-01-23 Richard Henderson <rth@redhat.com>
1643 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1644 edges leading to join block.
1646 2005-01-23 Roger Sayle <roger@eyesopen.com>
1648 * expmed.c (expand_mult_highpart): Make static. Change type of
1649 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1650 (expand_divmod): Updates calls to expand_mult_highpart by using
1651 gen_int_mode to pass a CONST_INT rtx.
1652 * rtl.h (expand_mult_highpart): Remove prototype.
1654 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1656 * flow.c (regset_bytes, regset_size): Remove.
1658 * cfganal.c: Fix a reference to Harvey's paper.
1660 2005-01-23 Steven Bosscher <stevenb@suse.de>
1662 PR rtl-optimization/19464
1663 * tree-optimize.c (init_tree_optimization_passes): Add one more
1664 copyrename pass just before out-of-ssa.
1666 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1669 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1670 * ggc-none.c (ggc_free): Define.
1672 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1674 * cse.c (max_reg, max_insn_uid): Remove.
1675 (cse_main): Don't access max_reg or max_insn_uid.
1677 * c-common.c (explicit_flag_signed_bitfields,
1678 lang_statement_code_p, lang_expand_function_end): Remove.
1679 * c-common.h: Remove the corresponding declarations.
1680 * c-opts.c (c_common_handle_option): Remove all write access
1681 to explicit_flag_signed_bitfields.
1683 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1684 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1685 * cgraph.h: Remove the corresponding declaration.
1687 * gcse.c (null_pointer_info): Remove.
1689 2005-01-23 Roger Sayle <roger@eyesopen.com>
1690 Eric Botcazou <ebotcazou@libertysurf.fr>
1692 * combine.c (simplify_logical): Only simplify logical expressions
1693 of the form ior(and(x,y),z) by the inverse distributive law if the
1694 result is cheaper than the original.
1696 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1698 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1699 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1700 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1701 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1702 config/freebsd-spec.h, config/arm/arm.h,
1703 config/h8300/h8300.md, config/i386/i386.md,
1704 config/i386/predicates.md, config/i386/sse.md,
1705 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1706 config/vax/vax.md: Fix comment typos. Follow spelling
1709 2005-01-23 Steven Bosscher <stevenb@suse.de>
1711 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1712 tests, instead of `less than'.
1714 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1716 * function.c (assign_parm_setup_block): When creating a new stack slot
1717 for a parameter, get its alignment from the parameter's DECL_ALIGN
1718 rather than the type's TYPE_ALIGN. Make sure that the parameter
1719 is at least word aligned.
1721 2005-01-22 Roger Sayle <roger@eyesopen.com>
1724 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1726 2005-01-22 Richard Henderson <rth@redhat.com>
1729 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1730 in both compare operands.
1731 (movdfcc_1_sse_max): Likewise.
1732 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1733 (movdfcc_1_sse): Likewise.
1734 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1735 scratch register as needed.
1737 2005-01-22 Richard Henderson <rth@redhat.com>
1739 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1741 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1743 2005-01-22 Richard Henderson <rth@redhat.com>
1745 * genopinit.c (optabs): Use smin/smax for floating point too.
1746 * doc/md.texi: Update to match. Clarify that floating point
1747 results are undefined for +0/-0 and NaN.
1748 * doc/rtl.texi: Likewise.
1749 * rtl.def (SMIN, SMAX): Likewise
1750 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1752 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1753 leading 's' to the name.
1754 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1755 smaxxf3, sminxf3): Likewise.
1756 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1759 2005-01-22 Paul Brook <paul@codesourcery.com>
1761 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1763 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1765 * config/s390/s390.c (struct processor_costs): New fields
1766 dlgr, dlr, dr, dsgfr, dsgr.
1767 (z900_cost, z990_cost): Values for new fields.
1768 (s390_rtx_costs): New cases MEM und COMPARE in switch
1769 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1770 DIV, MOD, UDIV, UMOD.
1772 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1774 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1775 into the register being decremented.
1776 ("doloop_si31", "doloop_di"): Likewise.
1777 ("*doloop_si_long"): Adapt pattern.
1779 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1781 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1783 (CLASS_MAX_NREGS): Likewise.
1785 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1787 * doc/tree-ssa.texi (Statement Operands): Add example for new
1788 must-def macro. Note deprecation of old operands interface.
1790 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1792 PR tree-optimization/19484
1793 * tree-cfg.c (remove_fallthru_edge): New function.
1794 (cleanup_control_flow): Remove fallthru edges from calls that are
1795 now known not to return.
1797 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1799 Fix PR tree-optimization/19038
1800 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1801 copies with loop variant ones.
1803 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1805 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1806 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1807 config/alpha/alpha.md, config/alpha/predicates.md,
1808 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1809 config/sparc/sol2.h: Update copyright.
1811 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1812 first label to see if it is a nonlocal label.
1814 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1815 Andrew Pinski <pinskia@physics.uc.edu>
1818 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1819 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1821 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1823 * config/rs6000/rtems.h: Update copyright.
1825 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1828 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1829 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1830 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1832 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1835 * c-typeck.c (convert_arguments): Check for error_mark_node.
1837 2005-01-21 Ian Lance Taylor <ian@airs.com>
1839 PR tree-optimization/13000
1840 * tree-inline.c: Include "tree-flow.h".
1841 (expand_call_inline): If warn_return_type, warn if non-void inline
1842 function falls through.
1843 * tree-cfg.c (execute_warn_function_return): Don't warn about
1844 control reaching end if TREE_NO_WARNING is set. Set
1846 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1848 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1849 branch if we don't need one.
1850 * c-typeck.c: Include "tree-flow.h"
1851 (c_finish_bc_stmt): Don't add a goto if the current statement
1852 list doesn't fall through to the current point.
1854 2005-01-21 Roger Sayle <roger@eyesopen.com>
1856 PR rtl-optimization/576
1857 * real.c (real_arithmetic): Change return type from void to bool
1858 to return an indication that the result may be inexact.
1859 * real.h (real_arithmeric): Update prototype.
1860 * fold-const.c (const_binop): Don't constant fold floating
1861 point expressions when the user specifies -frounding-math and
1862 the result may depend upon the run-time rounding mode.
1863 (fold_convert_const_real_from_real): Clean-up.
1864 (fold_initializer): Ignore flag_rounding_math for initializers.
1865 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1866 constant fold FP operations with flag_rounding_math if the
1867 result may depend upon the run-time rounding mode.
1869 2005-01-21 Tom Tromey <tromey@redhat.com>
1871 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1873 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1875 * tree-cfg.c: Fix comment typos.
1877 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1879 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1880 around the call to rest_of_handle_branch_target_load_optimize.
1882 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1884 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1885 (sparc64-*-openbsd*): Likewise.
1886 (sparclite-*-elf*): Include tm-dwarf2.h.
1887 (sparc86x-*-elf*): Likewise.
1888 (sparc64-*-elf*): Likewise.
1889 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1890 (DBX_DEBUGGING_INFO): Likewise.
1891 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1892 (PREFERRED_DEBUGGING_TYPE): Likewise.
1893 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1894 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1895 (PREFERRED_DEBUGGING_TYPE): Likewise.
1896 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1897 (PREFERRED_DEBUGGING_TYPE): Likewise.
1898 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1900 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1903 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1905 2005-01-20 Paul Brook <paul@codesourcery.com>
1907 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1909 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1911 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1912 label is first in a sequence of labels.
1914 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1916 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1917 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1919 * doc/sourcebuild.texi (Test Directives): New.
1921 2005-01-20 Roger Sayle <roger@eyesopen.com>
1923 * real.c (real_floor): Don't leave the result uninitialized when
1924 mode is VOIDMode, but return the unrounded intermediate value.
1925 (real_ceil): Likewise.
1927 2005-01-20 Paul Brook <paul@codesourcery.com>
1929 * config/arm/arm.md (insv): Use gen_int_mode.
1931 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1933 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1934 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1935 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1936 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1937 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1939 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1942 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
1943 fbreg, so we have to assume we can't.
1944 (loc_descriptor_from_tree_1): Ditto.
1945 (containing_function_has_frame_base): New function.
1946 (add_location_or_const_value_attribute): Use it.
1947 Also try to generate a frame_base from a single element location
1950 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1952 PR tree-optimization/15349
1953 * timevar.def (TV_TREE_MERGE_PHI): New.
1954 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
1956 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
1957 calls to tree_forwarder_block_p.
1958 (remove_forwarder_block_with_phi, merge_phi_nodes,
1959 gate_merge_phi, pass_merge_phi): New.
1960 * tree-optimize.c (init_tree_optimization_passes): Add
1962 * tree-pass.h: Add an extern for pass_merge_phi;
1964 2005-01-20 Richard Henderson <rth@redhat.com>
1967 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
1968 (_mm_castps_pd, _mm_castps_si128): New.
1969 (_mm_castsi128_ps, _mm_castsi128_pd): New.
1971 2005-01-20 Richard Henderson <rth@redhat.com>
1974 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
1975 __builtin_ia32_vec_init_v2si.
1976 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
1977 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
1978 (ix86_init_mmx_sse_builtins): Create it.
1979 (ix86_expand_builtin): Expand it.
1980 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
1981 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
1982 (vec_extractv2si_0, vec_extractv2si_1): New.
1984 2005-01-20 Richard Henderson <rth@redhat.com>
1987 * config/i386/i386.c (ix86_expand_push): New.
1988 * config/i386/mmx.md (push<MMXMODE>1): New.
1989 * config/i386/sse.md (push<SSEMODE>1): New.
1990 * config/i386/i386-protos.h: Update.
1992 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1994 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
1997 2005-01-20 Richard Henderson <rth@redhat.com>
1999 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2000 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2002 2005-01-19 Richard Henderson <rth@redhat.com>
2005 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2006 to V4SFmode in SSE1 fallback load path.
2008 2005-01-19 Richard Henderson <rth@redhat.com>
2010 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2011 in QImode expansion to ix86_expand_vector_set.
2012 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2014 2005-01-19 Richard Henderson <rth@redhat.com>
2017 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2018 subclass of the input class.
2019 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2020 Always true for cross-SSE1 classes. Rationalize conditionals.
2021 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2022 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2023 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2024 (movdi_2): Add MMX/SSE zeros.
2025 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2026 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2027 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2028 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2029 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2030 (zero_extendsidi2_rex64_1): Remove.
2031 (MOV0 peephole): Check GENERAL_REG_P.
2033 2005-01-19 Richard Henderson <rth@redhat.com>
2036 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2038 (ix86_expand_vector_extract): Likewise.
2040 2005-01-19 Richard Henderson <rth@redhat.com>
2043 * expr.c (emit_move_change_mode): New argument force; use
2044 simplify_gen_subreg if true.
2045 (emit_move_via_alt_mode): Merge into ...
2046 (emit_move_via_integer): ... here.
2047 (emit_move_ccmode): Use emit_move_change_mode directly.
2049 2005-01-19 Richard Henderson <rth@redhat.com>
2052 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2053 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2054 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2056 (alpha_emit_set_const): Likewise. Make static.
2057 (alpha_emit_set_long_const): Make static.
2058 (alpha_extract_integer): Split out from alpha_expand_mov.
2059 (alpha_split_const_mov): Likewise.
2060 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2061 (alpha_legitimate_constant_p): New.
2062 * config/alpha/alpha-protos.h: Update.
2063 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2064 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2065 * config/alpha/alpha.md (movsi): Add n alternative.
2066 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2067 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2068 (splitters for all of the above): Use alpha_split_const_mov.
2069 * config/alpha/predicates.md (non_add_const_operand): New.
2070 (non_zero_const_operand): New.
2071 (input_operand): Use alpha_legitimate_constant_p after reload.
2073 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2075 PR tree-optimization/19038
2076 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2077 (add_candidate): Add ivs with increment in latch only if
2078 allow_ip_end_pos_p is true.
2079 (determine_iv_cost): Use empty_block_p.
2081 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2083 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2084 (compute_dominance_frontiers): Ditto.
2086 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2089 * config/sh/t-rtems: New.
2090 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2092 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2094 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2095 the offset of the selected field.
2097 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2099 * tree-cfg.c (remove_forwarder_block): Fix the check to
2100 prevent a nonlocal label from appearing in the middle of a
2103 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2105 PR rtl-optimization/19462
2106 * reorg.c (find_end_label): Create return insn only if
2107 current_function_epilogue_delay_list is empty.
2109 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2111 * doc/passes.texi: Remove paragraph mentioning new-ra.
2113 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2115 PR rtl-optimization/15139
2116 * combine.c: Include params.h.
2117 (count_rtxs): New function.
2118 (record_value_for_reg): If replace_rtx would replace at least
2119 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2120 (clobber (const_int 0)) instead of TEM.
2121 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2122 * params.h (MAX_LAST_VALUE_RTL): New.
2123 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2124 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2127 * c-typeck.c (digest_init): Only call build_vector if all constructor
2128 elements are *_CST nodes.
2129 * gimplify.c (gimplify_init_constructor): Likewise.
2132 * c-typeck.c (digest_init): Only call build_vector if inside_init
2135 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2137 * toplev.c (init_asm_output): Remove dead #ifdef.
2139 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2141 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2143 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2145 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2146 accessing DECL_FUNCTION_CODE.
2147 * dojump.c (do_jump): Likewise.
2148 * gimplify.c (gimplify_call_expr): Likewise.
2149 * predict.c (expr_expected_value): Likewise.
2150 (strip_builtin_expect): Likewise.
2151 * tree-inline.c (estimate_num_insns_1): Likewise.
2152 * tree-ssa-loop-im.c (stmt_cost): Likewise
2153 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2154 (tree_expr_nonnegative_p): Likewise.
2156 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2158 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2159 variant of the load_pcrel_sym pattern.
2160 * config/sparc/sparc.md (P macro): Move to the top.
2161 (load_pcrel_sym): Macroize using P.
2162 (save_register_window): Likewise.
2164 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2166 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2169 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2172 * c-typeck.c (build_asm_expr): Strip nops off
2173 input memory operands.
2175 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2177 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2178 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2179 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2180 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2182 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2185 * config/i386/i386.c (override_options): If the 80387 is disabled,
2186 then do not return FP values using FP registers.
2188 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2190 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2191 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2192 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2193 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2194 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2195 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2196 output.h, postreload-gcse.c, postreload.c, recog.c,
2197 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2198 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2199 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2200 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2201 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2202 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2203 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2204 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2206 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2207 config/alpha/alpha.c, config/arm/vfp.md,
2208 config/i386/emmintrin.h, config/i386/i386-modes.def,
2209 config/i386/i386-protos.h, config/i386/i386.h,
2210 config/i386/pmmintrin.h, config/i386/ppro.md,
2211 config/i386/predicates.md, config/i386/xmmintrin.h,
2212 config/i860/i860.c, config/ia64/ia64-modes.def,
2213 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2214 config/ia64/ia64.md, config/ia64/itanium1.md,
2215 config/ia64/itanium2.md, config/ia64/predicates.md,
2216 config/iq2000/iq2000.h, config/mips/linux64.h,
2217 config/rs6000/aix41.h, config/rs6000/aix43.h,
2218 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2219 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2220 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2221 config/sparc/linux64.h, config/sparc/litecoff.h,
2222 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2223 config/sparc/sparc.h, config/sparc/sparc.md,
2224 config/sparc/sysv4-only.h: Update copyright.
2226 2005-01-18 Richard Henderson <rth@redhat.com>
2229 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2231 2005-01-18 Marc Espie <espie@openbsd.org>
2232 * config/i386/openbsdelf.h: Typo.
2234 2005-01-18 Richard Henderson <rth@redhat.com>
2236 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2237 special case for sse.
2238 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2240 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2242 * tree-inline.c (estimate_num_insns_1): Added cases for
2243 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2245 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2247 PR rtl-optimization/19296
2248 * combine.c (simplify_comparison): Rewrite the condition under
2249 which a non-paradoxical SUBREG of a PLUS can be lifted when
2250 compared against a constant.
2252 2005-01-18 Andi Kleen <ak@muc.de>
2254 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2255 * c.opt (-Wpointer-sign): Add.
2256 * doc/invoke.texi: (-Wpointer-sign): Add.
2258 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2260 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2261 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2262 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2263 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2264 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2265 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2266 for TARGET_MIX_SSE_I387.
2267 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2268 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2269 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2270 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2271 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2272 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2273 TARGET_MIX_SSE_I387.
2274 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2277 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2280 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2281 Add movaps alternative for xmm reg->reg move.
2283 2005-01-17 Jeff Law <law@redhat.com>
2285 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2286 at the end of the main DOM loop rather than just before DOM exits.
2288 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2290 PR tree-optimization/19121
2291 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2292 adding aliases to a name tag, also add them to the pointer's
2294 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2295 sensitive alias info at all. Only check that the two pointers
2296 have compatible pointed-to sets.
2297 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2298 a pointer's type tag is a superset of the alias set of the
2301 2005-01-17 James E Wilson <wilson@specifixinc.com>
2304 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2305 comment to document why.
2307 2005-01-17 Richard Henderson <rth@redhat.com>
2309 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2310 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2311 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2312 sse2_vmsminv2df3_finite): New.
2313 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2314 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2315 Force op1 into register.
2317 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2319 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2320 bubblestrap from always rebuilding build directory.
2322 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2324 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2325 ("*cmpmem_short"): Likewise.
2327 2005-01-17 Steven Bosscher <stevenb@suse.de>
2329 * basic-block.h: Document BB_* flags.
2330 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2331 use an sbitmap instead.
2332 * sched-rgn.c (compute_trg_info): Likewise.
2334 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2336 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2337 redundant target_cpu_default and extra_parts lines. Use the default
2339 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2340 (SUBTARGET_EXTRA_SPECS): Delete.
2341 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2342 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2343 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2344 and "n32" for -mabi=n32.
2346 2005-01-17 Ian Lance Taylor <ian@airs.com>
2349 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2350 fold constant variables into initial values.
2352 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2354 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2356 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2357 through the statements backward.
2359 2005-01-17 Ian Lance Taylor <ian@airs.com>
2361 PR middle-end/13127:
2362 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2363 a variable set to the return value of the inlined function.
2365 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2367 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2368 when modes are tieable.
2370 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2372 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2373 of pthread_create to find out if threads are enabled.
2374 * gthr-posix95.h (__gthread_active_p): Likewise.
2376 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2378 * common.opt (-fnew-ra): Remove.
2380 * toplev.h (flag_new_regalloc): Remove.
2381 * Makefile.in (ra*.*): Don't mention.
2382 * passes.c (rest_of_handle_new_regalloc): Remove.
2383 (rest_of_handle_combine, rest_of_compilation): Always consider
2384 flag_new_regalloc as false.
2385 * doc/invoke.texi: Don't document -fnew-ra.
2387 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2389 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2390 last parameter to reg_scan.
2391 * loop.c (loop_optimize): Likewise.
2392 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2393 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2394 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2395 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2396 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2397 * regclass.c (reg_scan): Likewise, for the declaration.
2398 * rtl.h (reg_scan): Likewise, for the prototype.
2400 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2402 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2403 mark_dfs_back_edges.
2405 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2407 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2408 (compute_avail): Uses don't go in tmp_gen.
2410 2005-01-16 Steven Bosscher <stevenb@suse.de>
2412 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2413 loop to look for a free slot in a page entry.
2415 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2418 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2419 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2420 just before targetm.asm_out.file_end.
2421 * tree.h (process_pending_assemble_output_defs): Declare.
2422 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2424 (assemble_alias): Defer generation of assembly code for defines when
2425 TARGET_DEFERRED_OUTPUT_DEFS is true.
2426 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2427 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2428 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2430 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2433 * pa.c (pa_scalar_mode_supported_p): New function.
2434 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2435 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2437 * pa-protos.h (prefetch_operand): Delete.
2438 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2439 * pa.c (prefetch_operand): Delete.
2440 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2441 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2442 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2443 and prefetch_nocc_operand.
2444 * pa.md (prefetch): Rework to avoid reload problems handling short
2445 displacements when a cache control completer needs to be provided.
2446 (prefetch_32, prefetch_64): Delete.
2447 (prefetch_cc, prefetch_nocc): New patterns.
2449 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2451 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2453 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2456 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2457 exceeds maximum alignment for global common data.
2458 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2459 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2461 2004-01-15 Roger Sayle <roger@eyesopen.com>
2463 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2465 2004-01-15 Roger Sayle <roger@eyesopen.com>
2467 * harg-reg-set.h (reg_class_names): Prototype global array.
2468 * regclass.c (reg_class_names): Declare here and initialize to
2470 (dump_regclass): Remove local declaration of reg_class_names.
2471 (regclass): Likewise.
2472 * cfg.c (dump_flow_info): Likewise.
2473 * ra-debug.c (reg_class_names): Likewise.
2474 * regrename.c (reg_class_names): Likewise.
2475 * reload.c (reg_class_names): Likewise.
2476 * reload1.c (spill_failure): Likewise.
2477 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2479 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2481 * config/s390/s390.md ("reload_outti"): Remove predicate for
2482 output operand. Abort if operand is not a MEM.
2483 ("reload_outdi", "reload_outdf"): Likewise.
2485 2005-01-15 Marc Espie <espie@openbsd.org>
2487 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2488 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2489 * config/openbsd.h: Fix C++ includes for native configurations.
2490 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2491 Add trampoline support.
2492 * config/i386/openbsdelf.h: New.
2494 2005-01-15 Marc Espie <espie@openbsd.org>
2496 * collect2.c (main): Explicitly parse -dynamic-linker option.
2498 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2500 PR tree-optimization/19060
2501 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2502 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2503 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2504 and handle extract_range_from_cond returning false.
2505 * fold-const.c (fold): Optimize comparisons with min/max even for
2506 width > HOST_BITS_PER_WIDE_INT.
2508 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2510 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2511 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2512 Remove little endian multilib variants.
2513 Add mips32 multilib variant.
2515 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2517 * explow.c (copy_all_reg, stabilize): Remove.
2518 * expr.h: Remove the corresponding prototypes.
2520 * rtlanal.c (regs_set_between_p): Remove.
2521 * rtl.h: Remove the corresponding prototype.
2523 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2525 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2526 to rs6000_nonimmediate_operand.
2527 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2528 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2529 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2530 rs6000_nonimmediate_operand.
2531 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2532 rs6000_nonimmediate_operand.
2534 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2536 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2538 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2540 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2542 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2543 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2545 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2546 (rs6k_nonimmediate_operand): New.
2547 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2549 (legitimate_lo_sum_address_p): Same.
2550 (rs6000_legitimize_address): Same.
2551 (rs6000_legitimize_reload_address): Same.
2552 (rs6000_legitimate_address): Same.
2553 (spe_build_register_parallel): Pass DF and DC modes in a DI
2556 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2557 to rs6k_nonimmediate_operand.
2559 * config/rs6000/spe.md ("*frob_df_di"): New.
2560 ("*frob_di_df"): New.
2561 ("*frob_di_df_2"): New.
2562 ("*mov_sidf_e500_subreg0"): New.
2563 ("*mov_sidf_e500_subreg4"): New.
2564 ("*movdf_e500_double"): Change predicate to
2565 rs6k_nonimmediate_operand.
2567 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2569 * postreload.c (move2add_note_store): Only call
2570 trunc_int_for_mode on scalar integers.
2572 2005-01-14 Steven Bosscher <stevenb@suse.de>
2574 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2575 replace BB_VISITED uses.
2576 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2577 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2578 (tree_dce_done): Free visited_control_parents.
2579 (perform_tree_ssa_dce): Allocate and clear it.
2580 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2581 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2582 instead of BB_VISITED.
2584 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2586 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2587 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2588 Remove unused prototypes.
2590 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2592 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2593 64-bit register usage.
2594 (spe_func_has_64bit_regs_p): Add FIXME note.
2596 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2598 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2599 flag_finite_math_only with flag_unsafe_math_optimizations.
2601 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2603 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2605 (__tpf_eh_return): Copy TPF private stack area from the module
2606 boundary stack frame. Add check for when module addresses are
2607 equal, but no stub address is found.
2609 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2612 * arm.h (struct machine_function): Add call_via field.
2613 (thumb_call_via_label): Declare.
2614 * arm.c (thumb_call_via_label): New variable.
2615 (thumb_call_reg_needed): New variable.
2616 (arm_output_function_epilogue): For Thumb code, output any per-function
2617 call-indirect trampolines.
2618 (thumb_call_via_reg): New function.
2619 (arm_file_end): New function.
2620 (TARGET_ASM_FILE_END): Call arm_file_end.
2621 (aof_file_end): Likewise.
2622 * arm-protos.h (thumb_call_via_reg): Declare.
2623 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2624 thumb_call_via_reg in normal case.
2626 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2629 PR rtl-optimization/19348
2630 * recog.c (peephole2_optimize): Do global life update if some peephole
2631 decides it doesn't need at least one of its inputs and that change
2632 influences liveness at the start of the basic block.
2634 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2635 arguments instead of 1.
2637 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2640 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2641 zero for nested functions needing a static chain or functions
2642 with a non-constant address.
2644 2005-01-13 Roger Sayle <roger@eyesopen.com>
2646 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2647 (and (sign_extend X) C) into (zero_extend (and X C)).
2649 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2651 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2653 2005-01-13 Richard Henderson <rth@redhat.com>
2658 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2659 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2660 not just TARGET_SSE.
2661 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2662 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2663 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2664 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2665 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2666 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2667 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2668 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2669 (movdicc_c_rex64): Rename with '*'.
2670 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2671 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2672 (movsfcc_1_387): Rename from movsfcc_1.
2673 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2674 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2675 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2676 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2677 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2678 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2679 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2680 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2681 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2682 sse_movdfcc_const0_4): Remove.
2683 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2684 recognize min/max early. Update for changed sse cmove patterns.
2685 (ix86_split_sse_movcc): New.
2686 * config/i386/i386-protos.h: Update.
2688 2005-01-13 Steven Bosscher <stevenb@suse.de>
2690 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2691 (fix_stmt_v_may_defs): Likewise.
2693 2005-01-13 Richard Henderson <rth@redhat.com>
2695 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2696 for converting the mask.
2698 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2700 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2703 2005-01-13 Richard Henderson <rth@redhat.com>
2705 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2706 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2707 IX86_BUILTIN_MOVDQ2Q): Remove.
2708 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2709 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2710 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2712 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2713 (sse2_pextrw): Fix immediate constraint.
2714 (sse2_loadq, sse2_loadq_rex64): Remove.
2715 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2716 Use __builtin_ia32_vec_ext_<size>.
2717 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2719 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2721 * function.c (assign_parm_setup_block): Look inside original
2722 entry_parm when inspecting PARALLEL.
2724 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2725 Joel Sherrill <joel@oarcorp.com>
2728 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2729 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2730 rtems_gxx_recursive_mutex_init.
2731 (__gthread_recursive_mutex_lock): New function.
2732 (__gthread_recursive_mutex_trylock): Likewise.
2733 (__gthread_recursive_mutex_unlock): Likewise.
2735 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2737 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2739 2005-01-13 Jan Beulich <jbeulich@novell.com>
2741 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2742 (ashrti3_internal): Indicate output is early clobber. Generate result
2743 into output rather than first input. Use move for low word of output
2744 if shift count is exactly 64.
2745 (lshrti3_internal): Likewise.
2747 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2751 * reload1.c (delete_output_reload): Don't delete an output reload
2752 if the pseudo lives longer than a single basic block. Adjust and
2753 improve wording of comment.
2755 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2758 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2759 of TYPE_SIZE where we mean the number of bytes.
2761 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2763 * function.c (assign_parm_setup_block): Relax condition on
2764 multi-register optimization.
2766 2005-01-12 Nick Clifton <nickc@redhat.com>
2768 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2769 an "in_delay_slot" attribute of "no" to prevent them being used in
2770 delay slots. This is forbidden because they might generate
2773 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2776 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2779 2005-01-12 Nick Clifton <nickc@redhat.com>
2781 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2782 passed on to GAS) but do not define, as GAS no longer supports or
2783 needs the -m2000 option.
2785 2005-01-11 Roger Sayle <roger@eyesopen.com>
2787 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2788 type as args of unprototyped builtins aren't automatically promoted.
2789 (fold_builtin_abs): Likewise.
2791 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2793 * Makefile.in: Set a `build-warn' variable.
2795 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2797 PR tree-optimization/17949
2798 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2799 (find_interesting_uses_address): Use it.
2801 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2803 * regrename.c (kill_value): Handle subreg's that won't simplify.
2805 2005-01-11 Richard Henderson <rth@redhat.com>
2808 * config/i386/i386.h (enum ix86_builtins): Move ...
2809 * config/i386/i386.c: ... here.
2810 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2811 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2812 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2813 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2814 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2815 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2816 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2817 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2818 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2819 IX86_BUILTIN_LOADDDUP): Remove.
2820 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2821 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2822 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2823 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2824 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2825 (ix86_init_builtins): Make static.
2826 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2827 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2828 if all the modes match. Otherwise, fake it.
2829 (get_element_number, ix86_expand_vec_init_builtin,
2830 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2831 (ix86_expand_builtin): Make static. Update for changed builtins.
2832 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2833 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2834 (ix86_expand_vector_init_duplicate): New.
2835 (ix86_expand_vector_init_low_nonzero): New.
2836 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2837 Split out from ix86_expand_vector_init; handle integer modes.
2838 (ix86_expand_vector_init): Use them.
2839 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2840 * config/i386/i386-protos.h: Update.
2841 * config/i386/predicates.md (reg_or_0_operand): New.
2842 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2843 (movv2sf_internal): Likewise. And a splitter to match them all.
2844 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2845 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2846 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2847 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2848 (mmx_pinsrw): Fix operand ordering.
2849 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2850 rather than sse_loadss expander.
2851 (movv2df splitter): Similarly.
2852 (sse_loadss, sse_loadlss): Remove.
2853 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2854 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2855 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2856 (sse3_movddup): Rename with '*'.
2857 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2858 (sse2_loadsd): Remove.
2859 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2860 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2861 (sse2_pinsrw): Fix argument ordering.
2862 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2863 (sse2_stored): Remove 'r' destination.
2864 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2865 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2866 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2867 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2868 vec_extractv16qi, vec_initv16qi): New.
2870 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2871 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2872 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2874 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2875 (_mm_load_si128, _mm_store_si128): Likewise.
2876 (_mm_load1_pd): Use _mm_set1_pd.
2877 (_mm_load_sd): Use _mm_set_sd.
2878 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2879 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2880 (_mm_set_epi64): Use _mm_set_epi64x.
2881 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2882 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2883 _mm_setr_epi8): Use _mm_set_foo form.
2884 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2885 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2886 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2887 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2888 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2889 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2890 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2891 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2892 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2893 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2894 (_mm_movedup_pd): Use _mm_shuffle_pd.
2895 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2896 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2897 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2898 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2900 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2901 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2902 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2903 (_mm_store_ps): Use raw dereference.
2904 (_mm_store1_ps): Use _mm_storeu_ps.
2905 (_mm_storer_ps): Use _mm_store_ps.
2906 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2907 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2909 2005-01-11 Stan Shebs <shebs@apple.com>
2911 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2912 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2914 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2917 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2918 Skip all DECLs except for FIELD_DECLs.
2920 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2922 * config/s390/s390.c (override_options): Return error if
2923 -mbackchain, -mpacked-stack and -mhard-float are used together.
2924 (s390_va_start): Remove the backchain && packed-stack special case.
2925 (s390_gimplify_va_arg): Likewise.
2926 * doc/invoke.texi: Remove the ABI incompatibility note.
2928 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2930 * config/s390/s390.c (struct s390_frame_layout): Remove
2932 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2933 save_backchain_p with TARGET_BACKCHAIN.
2935 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2938 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2939 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2940 * function.c (locate_and_pad_parm): Set new field.
2941 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
2942 Tweak where_pad test to include "none". Always set mem align for
2944 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
2945 not sufficient for type.
2946 (assign_parm_setup_block): If stack_parm is zero on entry, always
2947 make a new stack local. Block move old stack parm if necessary
2948 to new aligned stack local.
2949 (assign_parm_setup_stack): Use a block move to handle
2950 potentially misaligned entry_parm.
2951 (assign_parms_unsplit_complex): Specify required alignment when
2952 creating stack local.
2953 * calls.c (compute_argument_addresses): Override alignment of stack
2954 arg calculated from its type with the alignment given by
2955 FUNCTION_ARG_BOUNDARY.
2956 (store_one_arg): Likewise.
2958 2005-01-11 Jan Beulich <jbeulich@novell.com>
2960 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
2961 Change respective itanium_class attribute to ialu.
2962 (shladdp4_internal): New.
2963 * config/ia64/predicates.md (shladd_log2_operand): New.
2965 2005-01-11 Richard Henderson <rth@redhat.com>
2967 * expr.c (store_constructor): Use rtvec_alloc instead of
2968 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
2970 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
2972 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
2974 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2976 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
2977 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
2978 (TARGET_RWRELOC): Define.
2979 (ia64_rwreloc_section_type_flags): Delete.
2980 (ia64_section_type_flags): New function.
2981 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
2982 (TARGET_RWRELOC): Define.
2984 2005-01-10 David Mosberger <davidm@hpl.hp.com>
2987 * config/ia64/ia64.c (process_set): For alloc insn, only call
2988 process_epilogue is !frame_pointer_needed.
2990 2005-01-10 Roger Sayle <roger@eyesopen.com>
2993 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
2994 unary operator and can't be treated as a binary/comparison operator.
2996 2005-01-10 Richard Henderson <rth@redhat.com>
2998 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
2999 (ix86_return_in_memory): Likewise.
3000 (function_arg_advance): Likewise. Mirror structure in function_arg
3001 for choosing register to advance.
3003 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3005 * tree-vectorizer.c, tree.def: Fix comment typos.
3007 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3009 * config/s390/s390.c (struct processor_costs): 4 new fields:
3010 ddbr, ddr, debr, der.
3011 (s390_rtx_costs): More precise handling of divide instructions.
3013 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3015 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3017 2005-01-10 Jan Beulich <jbeulich@novell.com>
3019 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3020 names resulting from -ffunction-sections/-fdata-sections and linkonce
3022 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3023 based on the section name. Rearrange the section name comparison logic
3024 slightly so that each section name is compared against at most once.
3026 2005-01-10 Ben Elliston <bje@au.ibm.com>
3028 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3029 targets for which -fPIC reduces limitations on the GOT size.
3031 2005-01-09 Falk Hueffner <falk@debian.org>
3033 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3036 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3039 * collect2.c (main): Set aixrtl_flag for -brtl option.
3040 (resolve_lib_name): Search for .so file extension before .a
3043 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3045 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3046 (vect_analyze_data_refs_alignment): Add dump prints.
3048 2005-01-09 Ira Rosen <irar@il.ibm.com>
3050 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3051 expr_invariant_in_loop_p.
3052 Initialize outputs first thing in the function.
3053 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3054 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3055 (vect_analyze_pointer_ref_access): Check that the initial condition of
3056 the access function is loop invariant.
3058 2005-01-09 Richard Henderson <rth@redhat.com>
3060 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3061 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3062 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3063 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3064 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3065 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3066 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3067 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3068 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3069 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3070 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3071 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3072 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3073 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3074 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3075 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3076 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3077 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3078 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3079 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3080 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3081 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3082 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3084 (mmx_clrdi, pavgusb): Remove.
3085 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3086 with leading sse_ prefix.
3087 * config/i386/sse.md: Receive them.
3088 * config/i386/mmx.md: New file.
3089 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3090 (subrv2sf3): Turn into expander for normal subtraction.
3091 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3092 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3093 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3094 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3095 commutative; use ix86_binary_operator_ok.
3096 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3097 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3098 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3099 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3100 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3101 Macroize from existing patterns; use ix86_binary_operator_ok.
3102 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3103 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3104 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3105 with vec_select+vec_concat.
3106 (mmx_pshufw, mmx_pshufw_1): Likewise.
3107 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3108 (mmx_uavgv4hi3): Model correctly.
3109 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3110 _mm_xor_si64): Remove casts.
3112 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3114 PR tree-optimization/19224
3115 * tree-scalar-evolution.c (get_instantiated_value,
3116 set_instantiated_value): New functions.
3117 (instantiate_parameters_1): Cache the results.
3118 (instantiate_parameters, resolve_mixers): Initialize and free
3121 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3123 * config/i386/i386.md (addhi_4): Correct reference in comment.
3126 2005-01-08 Richard Henderson <rth@redhat.com>
3128 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3129 (_mm_cvtsi128_si64x): Likewise.
3130 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3131 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3132 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3133 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3134 * config/i386/i386-protos.h: Update.
3135 * config/i386/i386.c (print_operand): Add 'H'.
3136 (ix86_fixup_binary_operands): Split out from ...
3137 (ix86_expand_binary_operator): ... here.
3138 (ix86_fixup_binary_operands_no_copy): New.
3139 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3140 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3141 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3142 (safe_vector_operand): Use CONST0_RTX.
3143 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3144 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3145 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3146 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3148 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3149 (IX86_BUILTIN_CMPNGESS): New.
3150 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3151 (attr type): Add sselog1.
3152 (attr unit, attr memory): Handle it.
3153 (movti, movti_internal, movti_rex64): Move near other integer moves.
3154 (movtf, movtf_internal): Move near other fp moves.
3155 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3156 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3157 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3158 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3159 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3160 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3161 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3162 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3163 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3164 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3165 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3166 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3167 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3168 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3169 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3170 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3171 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3172 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3173 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3174 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3175 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3176 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3177 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3178 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3179 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3180 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3181 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3182 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3183 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3184 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3185 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3186 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3187 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3188 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3189 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3190 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3191 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3192 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3193 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3194 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3195 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3196 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3197 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3198 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3200 (SSEPUSH, push<SSEPUSH>): Remove.
3201 (MMXPUSH, push<MMXPUSH>): Remove.
3202 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3203 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3204 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3205 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3206 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3207 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3208 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3209 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3210 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3211 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3212 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3213 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3214 (ppro_sse_log_V4SF): Handle sselog1.
3215 * config/i386/predicates.md (const_0_to_1_operand): New.
3216 (const_0_to_255_mul_8_operand): New.
3217 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3218 (const_2_to_3_operand, const_4_to_7_operand): New.
3219 * config/i386/sse.md: New file.
3220 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3221 (sse_movups): Rename from sse_movups_1.
3222 (sse_loadlss): Rename from sse_loadss_1.
3223 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3225 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3226 (absv4sf2, negv2df, absv2df): New.
3227 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3228 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3229 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3230 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3231 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3232 (sse3_addsubv4sf3): Model correctly.
3233 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3234 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3235 (sse_movhlps): Model with vec_select+vec_concat.
3236 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3237 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3238 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3239 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3240 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3241 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3242 sse2_pshufhw_1): Likewise.
3243 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3244 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3245 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3246 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3247 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3248 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3249 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3250 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3251 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3252 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3253 sminv8hi3): Mark commutative
3254 operands. Use ix86_binary_operator_ok.
3255 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3256 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3257 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3258 sse2_punpcklqdq): Allow operand2 in memory.
3259 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3260 sse2_movsd): Add memory alternatives.
3261 (sse_storelps): Turn expander into an insn; split after reload.
3262 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3263 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3265 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3267 * configure.ac (DWARF-2 debug_line): Use objdump.
3268 * configure: Regenerate.
3270 2005-01-08 Jeff Law <law@redhat.com>
3271 Diego Novillo <dnovillo@redhat.com>
3273 PR tree-optimization/18241
3274 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3275 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3276 statements with volatile operands.
3277 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3278 operands after marking a statement with has_volatile_ops.
3280 2005-01-08 Roger Sayle <roger@eyesopen.com>
3282 * tree.c (int_fits_type_p): Always honor integer constant
3283 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3285 2005-01-08 Roger Sayle <roger@eyesopen.com>
3287 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3288 the latent bug in rtl_delete_block has been resolved.
3290 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3292 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3293 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3295 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3297 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3298 library as @multilib_dir@/$(SHLIB_SONAME).
3300 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3302 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3303 * configure: Regenerate.
3305 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3307 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3310 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3313 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3314 Convert non-word aligned offset address using ld/std into
3317 2005-01-07 Richard Henderson <rth@redhat.com>
3319 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3321 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3323 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3325 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3327 PR tree-optimization/19283
3328 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3329 is not shorter than the original type.
3331 PR rtl-optimization/19012
3332 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3334 PR rtl-optimization/18861
3335 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3336 (FULL_STATE): Define.
3337 (mark_tablejump_edge): New function.
3338 (purge_dead_tablejump_edges): New function.
3339 (find_bb_boundaries): Use it.
3341 PR tree-optimization/18828
3342 * builtins.c (expand_builtin_next_arg): Remove argument and all
3343 the argument checking.
3344 (expand_builtin): Adjust caller.
3345 (expand_builtin_va_start): Likewise. Remove error for too many
3347 (fold_builtin_next_arg): Issue error for too many arguments.
3348 After checking arguments, replace them with magic arguments that
3349 prevent further checking of the args.
3351 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3353 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3355 2005-01-06 Roger Sayle <roger@eyesopen.com>
3358 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3359 and %{.S:...} (and their negative variants) to test whether the
3360 input file is assembler or pre-processed-assembler independent of
3361 the actual filename extension.
3363 2005-01-06 Roger Sayle <roger@eyesopen.com>
3365 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3366 of sign or zero extended values.
3368 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3370 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3371 for IBM long double format correctly.
3373 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3375 Fix PR tree-optimization/18792
3377 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3378 to first_loop_depth, and use loop depth instead of loop number.
3379 (build_classic_dir_vector): Ditto.
3380 (compute_data_dependences_for_loop): Use depth, not loop number.
3381 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3382 number. Pass in loops, instead of loop numbers.
3383 (gather_interchange_stats): Ditto.
3384 (linear_transform_loops): Ditto.
3386 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3389 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3390 biv_fits_mode_p, extension_within_bounds_p): New functions.
3391 (check_ext_dependent_givs): Use them.
3393 2005-01-06 Roger Sayle <roger@eyesopen.com>
3395 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3396 more than one barrier, in which case we should delete them all.
3398 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3400 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3402 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3404 Fix PR middle-end/19286
3406 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3407 output this subprogram, simply ignore this attempt to do it again.
3408 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3409 origin attribute if it's not possible.
3410 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3411 (decls_for_scope): Ditto.
3412 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3413 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3415 2005-01-05 Richard Henderson <rth@redhat.com>
3418 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3419 (bdesc_2arg): Use it.
3420 (ix86_expand_binop_builtin): Force operands into registers
3422 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3423 ix86_expand_sse_compare, ix86_expand_sse_comi,
3424 ix86_expand_builtin): Likewise.
3426 2005-01-05 Richard Henderson <rth@redhat.com>
3428 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3430 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3431 (mulv4hi3): Set itanium_class mmmul.
3432 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3433 (fpack): Rename from fpack_sfsf.
3435 2005-01-05 Richard Henderson <rth@redhat.com>
3438 * reload1.c (do_input_reload): Restrict the optimization deleteing
3439 a previous output reload to RELOAD_FOR_INPUT.
3441 2005-01-05 Steven Bosscher <stevenb@suse.de>
3443 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3444 comment that we fall through after case.
3445 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3446 (distribute_links): Likewise.
3447 * cse.c (cse_insn): Likewise.
3448 * cselib.c (cselib_invalidate_mem): Likewise.
3449 * df.c: Update comments at the top of the file.
3450 (read_modify_subreg_p): Update comments here too.
3451 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3452 * flow.c (mark_set_1): Likewise.
3453 (mark_used_regs): Likewise.
3454 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3455 (canon_list_insert): Likewise.
3456 (mark_set): Likewise.
3457 (try_replace_reg): Likewise.
3458 (store_killed_in_insn): Likewise.
3459 * loop.c (count_one_set): Likewise.
3460 (basic_induction_var): Likewise.
3461 * postreload-gcse.c (find_mem_conflicts): Likewise.
3462 * postreload.c (reload_combine_note_store): Likewise.
3463 (move2add_note_store): Likewise.
3464 * reload.c (find_equiv_reg): Likewise.
3465 (mark_referenced_resources): Likewise.
3466 * rtlanal.c (set_noop_p): Likewise.
3467 (note_stores): Likewise.
3468 (note_uses): Likewise.
3469 * sched-deps.c (sched_analyze_1): Likewise.
3470 * sched-rgn.c (check_live_1): Likewise.
3471 (update_live_1): Likewise.
3472 * config/i860/i860.c: Likewise.
3474 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3476 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3478 * doc/rtl.texi: Update documentation for bit-fields and SET.
3480 2005-01-05 Roger Sayle <roger@eyesopen.com>
3482 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3484 2005-01-05 Jan Hubicka <jh@suse.cz>
3485 Richard Henderson <rth@redhat.com>
3488 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3491 2005-01-05 Richard Henderson <rth@redhat.com>
3494 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3495 (sse_shufps): Change operand 3 to const_int_operand.
3496 (sse2_storelps): Fix typo in template.
3497 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3498 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3499 (ix86_expand_builtin): Likewise.
3501 2005-01-05 Julian Brown <julian@codesourcery.com>
3503 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3504 as aggregates for AAPCS ABIs.
3506 2005-01-05 Stan Shebs <shebs@apple.com>
3508 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3509 Mach-O getters if ppc64.
3510 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3512 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3513 signed four-byte field for global code case.
3514 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3516 2005-01-05 Roger Sayle <roger@eyesopen.com>
3519 * c-common.c: Include real.h.
3520 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3521 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3522 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3523 * Makefile.in (c-common.o): Update dependencies.
3525 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3527 * c-parse.in (asm_string): Add trailing semicolon.
3529 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3531 * c-parse.in (asm_string): New. Don't allow wide strings in
3533 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3534 asm_string instead of STRING.
3536 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3538 * c-typeck.c (constructor_no_implicit): Remove.
3539 (set_designator, process_init_element): Don't check
3540 constructor_no_implicit.
3542 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3543 Kaz Kojima <kkojima@gcc.gnu.org>
3546 * lcm.c (create_pre_exit): New.
3547 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3548 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3550 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3552 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3553 -msoft-float in target_float_switch.
3554 * arm.c (arm_override_options): Fix processing of target_float_switch.
3556 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3558 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3561 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3563 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3564 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3566 2005-01-04 Roger Sayle <roger@eyesopen.com>
3568 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3569 if deleting the then-block allows the test-block to fallthru to the
3572 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3575 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3576 after the full declaration if the are in two different TUs.
3578 2005-01-04 Richard Henderson <rth@redhat.com>
3581 * tree-sra.c (generate_one_element_init): Just
3582 call gimplify_and_add.
3583 (generate_element_init): Record the
3584 new referenced variables and mark them for renaming
3585 and split out to ...
3586 (generate_element_init_1): This.
3587 (scalarize_init): Don't call push_gimplify_context/
3588 pop_gimplify_context.
3590 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3592 * toplev.c (get_src_pwd): Handle failure of getpwd().
3594 2005-01-04 Roger Sayle <roger@eyesopen.com>
3596 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3598 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3599 all the cases handled by it are inverted by invert_truthvalue.
3601 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3603 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3604 (save_register_windowsi): Likewise.
3606 2005-01-04 Richard Henderson <rth@redhat.com>
3608 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3610 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3613 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3614 any simplifications of vector mode comparison operators.
3615 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3617 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3618 Devang Patel <dpatel@apple.com>
3620 PR tree-optimization/18308
3621 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3622 the operands before creating a new expression.
3623 * dojump.c (do_jump): Make drop_through_label available
3624 for all cases. Add expansion of COND_EXPR.
3626 2005-01-04 Ira Rosen <irar@il.ibm.com>
3628 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3629 INTEGER_CST instead of TREE_CONSTANT.
3630 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3631 instead of TREE_CONSTANT.
3632 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3633 instead of TREE_CONSTANT.
3635 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3637 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3639 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3642 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3643 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3645 2005-01-03 Richard Henderson <rth@redhat.com>
3647 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3648 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3649 fold_convert_const_real_from_real): Split out from ...
3650 (fold_convert_const): ... here.
3652 2005-01-03 Richard Henderson <rth@redhat.com>
3655 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3656 (mov<MMXMODEI>_internal): Likewise.
3657 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3658 Add V2SF case; use it for SSE1; don't use TI.
3659 (movdf_integer): Likewise.
3660 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3662 2005-01-03 Ira Rosen <irar@il.ibm.com>
3664 * tree-vectorizer.c (vect_strip_conversions): New function.
3665 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3666 check for binary class.
3668 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3672 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3674 * gimple-low.c (mark_blocks_with_used_vars): New function.
3675 (mark_blocks_with_used_subblocks): Ditto.
3676 (mark_used_blocks): Ditto.
3677 (pass_mark_used_blocks): New pass.
3678 * tree-inline.c: Include debug.h.
3679 (expand_call_inline): Call outlining_inline_function here.
3680 * tree-optimize.c (init_tree_optimization_passes): Add
3681 pass_mark_used_blocks.
3682 * tree-pass.h (pass_mark_used_blocks): New.
3683 * Makefile.in (tree-inline.o): Add debug.h dependency.
3685 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3687 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3688 VAR_DECLs to have weak_import attribute.
3690 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3693 2004-01-03 Steven Bosscher <stevenb@suse.de>
3695 * passes.c (rest_of_compilation): Don't run regmove if only
3696 flag_expensive_optimizations, require flag_regmove instead.
3698 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3700 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3702 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3703 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3704 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3705 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3707 2005-01-03 Richard Henderson <rth@redhat.com>
3709 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3710 (ia64_const_ok_for_letter_p): New.
3711 (ia64_const_double_ok_for_letter_p): New.
3712 (ia64_extra_constraint): New.
3713 (ia64_expand_vecint_compare): New.
3714 (ia64_expand_vcondu_v2si): New.
3715 (ia64_expand_vecint_cmov): New.
3716 (ia64_expand_vecint_minmax): New.
3717 (ia64_print_operand): Add 'v'.
3718 (ia64_preferred_reload_class): New.
3719 (ia64_vector_mode_supported_p): New.
3720 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3721 (PREFERRED_RELOAD_CLASS): Move to function.
3722 (CONST_OK_FOR_LETTER_P): Move to function.
3723 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3724 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3725 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3726 (EXTRA_CONSTRAINT): Move to function.
3727 * config/ia64/ia64.md: Include vect.md.
3728 (itanium_class): Add mmalua.
3730 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3732 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3733 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3735 (const_int_2bit_operand): New.
3736 (fr_reg_or_0_operand): New.
3737 * config/ia64/ia64-modes.def: Add vector modes.
3738 * config/ia64/ia64-protos.h: Update.
3739 * config/ia64/vect.md: New file.
3741 2005-01-03 Richard Henderson <rth@redhat.com>
3743 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3745 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3748 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3750 (log1pdf2): Change mode of operands[0,1] to DFmode.
3752 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3754 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3755 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3756 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3757 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3758 SPARC_RELAXED_ORDERING.
3760 2005-01-03 Richard Henderson <rth@redhat.com>
3761 Uros Bizjak <uros@kss-loka.si>
3764 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3765 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3766 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3768 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3769 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3770 const_pow2_1_to_128_operand): New predicates.
3772 2005-01-02 Greg McGary <greg@mcgary.org>
3774 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3776 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3777 object. [ptr_type]: Remove unused variable.
3778 Remember nearest addressable array-element or record-component
3779 when checking bitfield components. Tolerate empty BIND_EXPR.
3781 2005-01-01 Richard Henderson <rth@redhat.com>
3783 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3784 that don't narrow the value. Fail for other conversions.
3786 2005-01-01 Richard Henderson <rth@redhat.com>
3789 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3790 * c-lang.c (finish_file): Don't do it here.
3791 * objc/objc-act.c (objc_finish_file): Likewise.
3793 * cgraph.c (decl_assembler_name_equal): New.
3794 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3795 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3796 * cgraph.h (struct cgraph_varpool_node): Add next.
3797 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3798 * varasm.c (assemble_alias): Mark the target as needed.
3800 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3803 * function.c (get_arg_pointer_save_area): Use entry_of_function
3804 instead of get_insns.
3806 2005-01-01 Roger Sayle <roger@eyesopen.com>
3807 Andrew Pinski <pinskia@physics.uc.edu>
3808 James E. Wilson <wilson@specifixinc.com>
3810 PR rtl-optimization/12092
3811 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3814 2005-01-01 Roger Sayle <roger@eyesopen.com>
3815 Olivier Hainque <hainque@act-europe.fr>
3817 * tree.c (int_fits_type_p): A narrower type always fits in a
3818 wider one, except for negative values into unsigned types.
3820 2005-01-01 Roger Sayle <roger@eyesopen.com>
3822 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3823 with the original constant rather than require TREE_OVERFLOW.
3825 2005-01-01 Steven Bosscher <stevenb@suse.de>
3828 * c-decl.c (finish_function): If compiling C99, annotate the
3829 compiler generated return with the current file name and line 0.
3830 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3831 the source line is greater than 0.
3832 (remove_bb): Likewise.
3834 See ChangeLog.12 for earlier changes.