1 2005-02-11 Ian Lance Taylor <ian@airs.com>
3 * tree.c (build_function_type_list): Work correctly if there are
6 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
10 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11 TARGET_ZARCH instead of TARGET_64BIT.
13 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
15 * config/rs6000/t-rtems:
16 (MULTILIB_OPTIONS): Remove mcpu=602.
17 (MUTLILIB_DIRNAMES): Remove m602.
18 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
19 Let mcpu=602 match mcpu=603.
20 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
22 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
27 2005-02-10 David Daney <ddaney@avtrex.com>
29 * config/alpha/linux-unwind.h: Add exception clause to copyright.
30 * config/i386/linux-unwind.h: Likewise.
31 * config/ia64/linux-unwind.h: Likewise.
32 * config/mips/linux-unwind.h: Likewise.
33 * config/pa/linux-unwind.h: Likewise.
34 * config/rs6000/linux-unwind.h: Likewise.
35 * config/s390/linux-unwind.h: Likewise.
36 * config/sh/linux-unwind.h: Likewise.
37 * config/sparc/linux-unwind.h: Likewise.
39 2005-02-10 Steven Bosscher <stevenb@suse.de>
41 PR tree-optimization/17549
42 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
43 TER to replace a DEF with its expression if the DEF and the
44 rhs of the expression we replace into have the same root
47 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
49 * config/mips/mips.md: Fix the placement of the match_scratch in the
52 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
54 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
57 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
59 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
60 (strip_offset): Handle addresses.
61 (add_address_candidates): Use strip_offset.
62 (difference_cost): Reflect strip_offset change.
63 (force_var_cost, difference_cost): Strip nops.
65 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
67 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
69 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
70 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
71 config/cris/cris-protos.h, config/cris/cris.c: Update
74 2005-02-10 Jeff Law <law@redhat.com>
76 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
77 (lookup_avail_expr): Similarly.
79 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
81 * builtins.c (fold_builtin_powi): New function.
82 (fold_builtin_1): Call it.
84 2005-02-10 Steven Bosscher <stevenb@suse.de>
86 PR documentation/19309
87 * doc/cpp.texi: The __GNUC__ and related predefined macros
88 are also defined for the "standalone" cpp.
89 Some non-GCC compilers may also define __GNUC__.
91 2005-02-10 Jakub Jelinek <jakub@redhat.com>
94 * c-typeck.c (common_type): New routine. Old common_type renamed
96 (c_common_type): ...this.
97 (build_conditional_expr, build_binary_op): Use c_common_type instead
100 2005-02-10 Steven Bosscher <stevenb@suse.de>
102 * doc/md.texi: Replace @samp{length} with @code{length}.
104 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
106 PR tree-optimization/18687
107 * tree-flow.h (find_loop_niter): Declare.
108 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
109 Try using scev even for loops with more than one exit.
110 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
111 (struct ivopts_data): Added niters field.
112 (struct nfe_cache_elt): New.
113 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
115 (tree_ssa_iv_optimize_init): Initialize niters cache.
116 (determine_number_of_iterations): Removed.
117 (find_induction_variables): Do not call determine_number_of_iterations.
118 Access niters for single exit through niter_for_single_dom_exit.
119 (add_iv_outer_candidates): Access niters for single exit through
120 niter_for_single_dom_exit.
121 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
122 number_of_iterations_cond.
123 (iv_period): New function.
124 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
125 (may_replace_final_value): Take data argument. Use
126 niter_for_single_dom_exit.
127 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
128 (rewrite_use_compare): Pass data to may_eliminate_iv.
129 (rewrite_use_outer): Pass data to may_replace_final_value.
130 (free_loop_data): Clean up the niters cache.
131 (tree_ssa_iv_optimize_finalize): Free the niters cache.
132 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
133 * tree-ssa-loop-niter.c (find_loop_niter): New function.
134 (find_loop_niter_by_eval): Use tree_int_cst_lt.
135 (num_ending_zeros): Moved to tree.c.
136 * tree.h (num_ending_zeros): Declare.
137 * tree.c (num_ending_zeros): Moved from tree.c.
139 2005-02-09 Richard Henderson <rth@redhat.com>
141 * builtins.c (DEF_BUILTIN): Add COND argument.
142 * tree.h (DEF_BUILTIN): Likewise.
143 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
144 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
146 (DEF_BUILTIN_STUB): New.
147 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
148 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
149 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
150 * c-common.c (DEF_BUILTIN): Add COND argument.
151 * tree.c (local_define_builtin): New.
152 (build_common_builtin_nodes): New.
154 2005-02-09 Roger Sayle <roger@eyesopen.com>
156 * fold-const.c (fold_strip_sign_ops): New function to simplify a
157 floating point expression ignoring the sign of the result.
158 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
159 (fold) <MULT_EXPR>: Use it to simplify x*x.
160 * tree.h (fold_strip_sign_ops): Prototype here.
161 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
162 argument. Use fold_strip_sign_ops to simplify the first argument.
163 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
164 first argument when the second argument is an even integer
165 constant, but only with -funsafe_math_optimizations.
166 (fold_builtin_1): Update call to fold_builtin_copysign.
168 2005-02-09 Ian Lance Taylor <ian@airs.com>
171 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
172 just check whether EH_FILTER_FAILURE falls through.
174 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
176 * gcc/haifa-sched.c (schedule_block): Make queued sched group
177 insns return to ready list in the next turn.
179 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
182 * builtins.def: New __builtin_powi[lf].
183 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
184 (expand_builtin_powi): New function.
185 (expand_builtin): Dispatch to expand_builtin_powi.
186 * libgcc2.h: Add prototypes for __builtin_powi[lf].
187 * libgcc2.c: Add __builtin_powi[lf] implementation.
188 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
189 * optabs.h: Add powi_optab.
190 * optabs.c (init_optabs): Initialize powi_optab.
191 * doc/extend.texi: Document __builtin_powi[lf].
193 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
195 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
198 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
201 * fold-const.c (try_move_mult_to_index): Remove redundant
202 type argument. Create ADDR_EXPR with correct type.
203 (fold): Update callers of try_move_mult_to_index. Convert
204 result to the appropriate type.
206 2005-02-09 Roger Sayle <roger@eyesopen.com>
209 * config/avr/avr.c (default_rtx_costs): Delete.
210 (avr_operand_rtx_cost): New function.
211 (avr_rtx_costs): Completely rewrite.
213 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
216 * config/cris/cris.c (in_code): New variable.
217 (cris_output_addr_const): Now a static function, a wrapper for
219 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
220 case from old cris_output_addr_const.
221 (cris_asm_output_label_ref): Similar for LABEL_REF.
222 (cris_output_addr_const_extra): Similar for UNSPEC.
223 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
224 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
225 * config/cris/cris-protos.h (cris_output_addr_const): Remove
227 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
228 (cris_asm_output_label_ref): Declare.
230 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
232 PR preprocessor/19801
233 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
234 filenames that changed when libcpp was moved to the toplevel.
236 2005-02-07 Roger Sayle <roger@eyesopen.com>
238 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
239 zero extensions of BImode operands. Call lowpart_subreg instead
240 of gen_lowpart_common and gen_lowpart_SUBREG.
242 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
245 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
246 * configure.ac: Set cc_for_cross_gnattools.
247 * configure: Regenerate.
249 2005-02-08 Alan Modra <amodra@bigpond.net.au>
252 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
254 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
257 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
260 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
262 * doc/extend.texi: Document deprecated extensions allowing
263 static floating-point members to have initializers and allowing
264 floating-point literals in integral constant expressions.
266 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
268 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
269 config/darwin7.h, config/mips/mips.c,
270 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
273 * cse.c: Update comments.
275 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
278 * builtins.c (fold_builtin_sqrt): Transform
279 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
282 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
283 Dorit Naishlos <dorit@il.ibm.com>
285 * doc/invoke.texi (ftree-vectorizer-verbose): New.
286 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
287 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
289 * tree.h (vect_set_verbosity_level): New extern function declaration
291 * tree-vectorizer.h (verbosity_levels): New enum type.
292 * tree-vectorizer.c (vect_debug_stats): Function removed.
293 (vect_debug_details): Likewise.
294 (vect_verbosity_level): Global variable was defined and initialized.
295 (vect_dump): Global variable definition.
296 (vect_print_dump_info): New function.
297 (vect_set_dump_settings): New function.
298 (vect_set_verbosity_level): New function.
299 (vectorize_loops): Add call to vect_set_dump_settings.
301 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
302 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
303 (slpeel_tree_peel_loop_to_edge): Likewise.
305 (vect_analyze_offset_expr): Call to vect_print_dump_info with
306 appropriate verbosity level instead of call to vect_debug_details
308 (vect_get_base_and_offset):
309 (vect_create_addr_base_for_vector_ref):
310 (get_vectype_for_scalar_type):
311 (vect_create_data_ref_ptr):
313 (vect_get_vec_def_for_operand):
314 (vect_finish_stmt_generation):
315 (vectorizable_assignment):
316 (vectorizable_operation):
317 (vectorizable_store):
319 (vect_transform_stmt):
320 (vect_update_ivs_after_vectorizer):
321 (vect_do_peeling_for_loop_bound):
322 (vect_update_inits_of_drs):
323 (vect_do_peeling_for_alignment):
324 (vect_transform_loop):
325 (vect_is_simple_use):
326 (vect_analyze_operations):
327 (vect_is_simple_iv_evolution):
328 (vect_analyze_scalar_cycles):
329 (vect_analyze_data_ref_dependence):
330 (vect_analyze_data_ref_dependences):
331 (vect_compute_data_ref_alignment):
332 (vect_enhance_data_refs_alignment):
333 (vect_analyze_data_refs_alignment):
334 (vect_analyze_data_ref_access):
335 (vect_analyze_data_ref_accesses):
336 (vect_analyze_pointer_ref_access):
337 (vect_get_memtag_and_dr):
338 (vect_analyze_data_refs):
339 (vect_mark_relevant):
340 (vect_stmt_relevant_p):
341 (vect_mark_stmts_to_be_vectorized):
342 (vect_can_advance_ivs_p):
343 (vect_get_loop_niters):
344 (vect_analyze_loop_form):
346 (vectorize_loops): Likewise.
348 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
349 (vect_update_inits_of_drs):
350 (vect_do_peeling_for_alignment):
351 (vect_transform_loop):
352 (vect_analyze_operations):
353 (vect_analyze_scalar_cycles):
354 (vect_analyze_data_ref_dependences):
355 (vect_analyze_data_refs_alignment):
356 (vect_analyze_data_ref_accesses):
357 (vect_analyze_data_refs):
358 (vect_mark_stmts_to_be_vectorized):
359 (vect_get_loop_niters):
360 (vect_analyze_loop_form):
361 (vect_analyze_loop): Likewise.
362 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
364 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
368 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
369 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
370 either -ffast-math or -funsafe-math-optimizations is in use.
372 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
373 * config/mips/irix-csr.c: New file.
374 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
375 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
376 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
379 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
381 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
382 redundant, incorrect definitions.
384 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
386 ("*tls_indirect_call"): New, reference hard regs directly.
387 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
389 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
391 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
392 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
394 2005-02-06 Roger Sayle <roger@eyesopen.com>
396 PR rtl-optimization/19800
397 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
398 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
401 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
403 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
405 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
408 * doc/invoke.texi: Correct documentation of -freorder-functions.
410 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
413 * doc/invoke.texi: Don't mention gccbug.
415 2005-02-06 Roger Sayle <roger@eyesopen.com>
416 Andrew Pinski <pinskia@physics.uc.edu>
417 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
419 * simplify-rtx.c (simplify_relational_operation_1): Simplify
420 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
421 into just (zero_extract:SI FOO (const_int 1) BAR).
423 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
425 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
426 macro locally. Don't give last revision date. Use GCC version
427 number from gcc-common.texi.
428 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
429 revision date. Use GCC version number from gcc-common.texi.
430 Describe being a library as current state rather than as 3.x
432 * doc/gcc.texi: Remove last update date.
433 * doc/gccint.texi: Likewise. Update copyright dates.
434 * doc/install.texi: Update copyright dates.
436 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
439 * doc/invoke.texi: Mention for each option included in -Wall that
440 it is included in -Wall.
441 * doc/gcc.texi: Update copyright and last modification date.
443 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
445 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
446 unnecessary cast to original induction variable increments.
448 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
450 PR tree-optimization/18219
451 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
454 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
456 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
457 Set bitpos and offset later in the function. Do nothing if the
458 target is a register and if the bitfield lies completely outside
460 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
461 here. Return an uninitialised register if the source value is stored
462 in a register and the bitfield lies completely outside that register.
464 2005-02-06 Steven Bosscher <stevenb@suse.de>
466 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
469 2005-02-06 Marcin Dalecki <martin@dalecki.de>
471 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
473 2005-02-06 Geoffrey Keating <geoffk@apple.com>
475 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
476 * config/darwin8.h: New.
477 * config/darwin7.h: Update comment.
479 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
480 Dorit Naishlos <dorit@il.ibm.com>
482 * tree-vectorizer.h (LOC): New type.
483 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
484 (loop_line_number): New field in struct _loop_vec_info.
485 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
487 * tree-vectorizer.c (input.h): Included.
488 (find_loop_location): New function.
489 (vect_debug_stats): Argument changed from loop to LOC. Computation of
490 loop line number removed.
491 (vect_debug_details): Likewise.
492 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
494 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
495 call to vect_debug_details/stats changed from loop to loop_loc.
496 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
497 (slpeel_tree_peel_loop_to_edge): Likewise.
499 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
500 changed from NULL to UNKNOWN_LOC.
501 (vect_get_base_and_offset):
502 (vect_create_addr_base_for_vector_ref):
503 (get_vectype_for_scalar_type):
504 (vect_create_data_ref_ptr):
506 (vect_get_vec_def_for_operand):
507 (vect_finish_stmt_generation):
508 (vectorizable_assignment):
509 (vectorizable_operation):
510 (vectorizable_store):
512 (vect_transform_stmt):
513 (vect_update_ivs_after_vectorizer):
514 (vect_do_peeling_for_loop_bound):
515 (vect_do_peeling_for_alignment):
516 (vect_transform_loop):
517 (vect_is_simple_use):
518 (vect_analyze_operations):
519 (vect_is_simple_iv_evolution):
520 (vect_analyze_scalar_cycles):
521 (vect_analyze_data_ref_dependences):
522 (vect_compute_data_ref_alignment):
523 (vect_enhance_data_refs_alignment):
524 (vect_analyze_data_ref_access):
525 (vect_analyze_data_ref_accesses):
526 (vect_analyze_pointer_ref_access):
527 (vect_get_memtag_and_dr):
528 (vect_analyze_data_refs):
529 (vect_mark_relevant):
530 (vect_stmt_relevant_p):
531 (vect_mark_stmts_to_be_vectorized):
532 (vect_can_advance_ivs_p):
533 (vect_get_loop_niters):
535 (vectorize_loops): Likewise.
537 (vectorizable_load): Argument in call to vect_debug_details/stats
538 changed from loop to LOOP_LOC (loop_vinfo).
539 (vect_transform_loop):
540 (vect_analyze_operations):
541 (vect_analyze_scalar_cycles):
542 (vect_analyze_data_ref_dependence):
543 (vect_enhance_data_refs_alignment):
544 (vect_analyze_data_ref_accesses):
545 (vect_analyze_pointer_ref_access):
546 (vect_analyze_data_refs):
547 (vect_analyze_loop): Likewise.
549 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
550 changed from loop to loop_loc.
552 (vect_enhance_data_refs_alignment): Removed unused variable loop.
554 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
555 Dorit Naishlos <dorit@il.ibm.com>
557 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
559 (vect_analyze_data_ref_dependences): Likewise.
561 (vect_is_simple_use): Argument changed from loop structure to
562 loop_vect_info structure.
563 (vect_can_advance_ivs_p): Likewise.
564 (vect_create_index_for_vector_ref): Likewise.
565 (vect_update_ivs_after_vectorizer): Likewise.
566 (new_stmt_vec_info): Likewise.
568 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
569 changed from loop to loop_vinfo.
570 (vect_create_data_ref_ptr): First argument in call to
571 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
572 (vectorizable_assignment): Second argument in call to vect_is_simple_use
573 was changed from loop to loop_vinfo.
574 (vectorizable_operation): Likewise.
575 (vectorizable_store): Likewise.
576 (vect_mark_stmts_to_be_vectorized): Likewise.
577 (vect_do_peeling_for_loop_bound): First argument in call to
578 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
579 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
580 was changed from loop to loop_vinfo.
581 (vect_analyze_data_ref_dependences): Third argument in call to
582 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
584 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
585 (vect_create_data_ref_ptr): Likewise.
586 (vect_init_vector): Likewise.
587 (vect_get_vec_def_for_operand): Likewise.
588 (vectorizable_assignment): Likewise.
589 (vectorizable_operation): Likewise.
590 (vectorizable_store): Likewise.
591 (vectorizable_load): Likewise.
592 (vect_update_ivs_after_vectorizer): Likewise.
593 (vect_is_simple_use): Likewise.
594 (vect_analyze_data_ref_dependence): Likewise.
595 (vect_analyze_pointer_ref_access): Likewise.
596 (vect_can_advance_ivs_p): Likewise.
598 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
599 before _stmt_vec_info.
600 (_stmt_vec_info): Loop field replaced by loop_vec_info.
601 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
602 (new_stmt_vec_info): Argument changed from loop structure to
603 loop_vect_info structure
605 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
606 (vect_analyze_offset_expr): Avoid 80 columns overflow.
607 (vect_create_addr_base_for_vector_ref): Likewise.
608 (vect_analyze_pointer_ref_access): Likewise.
610 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
613 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
614 phi flag if the phi is abnormal.
616 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
619 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
620 information for the new statement.
622 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
625 * gcc.c (main): Include the target in -v output.
627 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
629 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
630 Do not drop the extend if we'd have to add a paradoxical subreg
631 later. Include optabs.h and insn-codes.h.
632 * Makefile.in (combine.o): Depend on $(OPTABS_H).
634 2005-02-02 Roger Sayle <roger@eyesopen.com>
637 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
638 * fold-const.c (const_binop): Avoid constant folding floating
639 point operations in modes that use composite representations.
640 * simplify-rtx.c (simplify_binary_operation): Likewise.
642 2005-02-02 Geoffrey Keating <geoffk@apple.com>
644 * config/rs6000/altivec.md (altivec_dst): Make the first operand
646 (altivec_dstt): Likewise.
647 (altivec_dstst): Likewise.
648 (altivec_dststt): Likewise.
649 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
652 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
654 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
655 EXPR_LOCUS from orig_cond to the new cond_stmt.
656 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
659 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
661 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
662 standard_iv_increment_position. Remove call to bsi_next
663 (no need to bump the iterator anymore).
664 (vect_create_index_for_vector_ref): Call
665 standard_iv_increment_position. Remove second function argument.
666 (vect_finish_stmt_generation): Remove call to bsi_next
667 (no need to bump the iterator anymore).
668 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
669 to vect_create_index_for_vector_ref.
671 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
673 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
674 phis are used out of the loop.
676 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
679 * c-decl.c (undef_nested_function): New variable.
680 (pop_scope): Diagnose undefined nested functions.
681 (finish_function): Don't attempt cgraph processing or genericizing
682 if current top-level function contained an undefined nested
683 function. Reset undef_nested_function at the end of a top-level
686 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
688 * tree.c (build_int_cst_type): Take sign of the value into account
689 when deciding whether sign extend the value.
691 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
694 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
695 (cpp_options, cc1_options): Change %{std*&ansi} to
696 %{std*&ansi&trigraphs}.
698 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
700 * cse.c: Update comments.
702 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
704 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
705 arguments go on the stack. Do not put complex doubles in odd/even
708 2005-02-02 Steven Bosscher <stevenb@suse.de>
710 * doc/invoke.texi: Update the options enabled at -O1, -O2,
711 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
712 -ftree-pre, and -fthread-jumps.
714 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
716 PR tree-optimization/19578
717 * tree-flow.h (modified_noreturn_calls): Declare.
718 (noreturn_call_p): Declare.
719 * tree-flow-inline.h (noreturn_call_p): New function.
720 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
721 * tree-cfg.c (modified_noreturn_calls): New variable.
722 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
723 that contain a mid-block noreturn call.
724 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
726 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
728 * df.c (df_def_record_1, df_uses_record): Don't use
730 * df.h (DF_FOR_REGALLOC): Remove.
732 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
735 * c-typeck.c (really_start_incremental_init): Reset
736 constructor_max_index for arrays of incomplete type.
738 2005-02-02 Jeff Law <law@redhat.com>
740 * gcse.c (struct reg_set): Store the block index where the register
741 was set rather than the setting insn.
742 (record_one_set, compute_transp): Corresponding changes.
743 (pre_insert_copy_insn): Do not call replace_one_set.
744 (replace_one_set): Remove.
746 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
749 * doc/gcov.texi: Fix typo.
751 2005-02-01 Richard Henderson <rth@redhat.com
754 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
755 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
757 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
758 * config/i386/i386-protos.h: Update.
760 2005-02-01 Steven Bosscher <stevenb@suse.de>
762 PR tree-optimization/19217
763 * tree-cfg.c (verify_expr): Use the data field to see if TP was
764 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
765 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
766 that it is walking a PHI node.
768 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
770 * doc/extend.texi (Nested Functions): Update.
772 2005-02-01 Richard Henderson <rth@redhat.com>
775 * optabs.c (expand_copysign_absneg): Export.
776 * optabs.h (expand_copysign_absneg): Declare.
777 * config/rs6000/rs6000.md (copysigntf3): New.
779 2005-02-01 Diego Novillo <dnovillo@redhat.com>
781 PR tree-optimization/19633
782 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
783 * tree-ssa-alias.c (init_alias_info): Initialize.
784 (merge_pointed_to_info): Set.
785 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
786 (dump_points_to_info_for): Show value of pt_null.
787 (struct count_ptr_d): Declare.
788 (find_ptr_dereference): Remove.
789 (ptr_is_dereferenced_by): Remove.
790 (count_ptr_derefs): New local function.
791 (count_uses_and_derefs): New local function.
792 (compute_points_to_and_addr_escape): Call it. If the number
793 of dereferences is greater than zero, mark the pointer as
794 dereferenced. If there are fewer dereferences than uses of
795 the pointer, the pointer's value escapes.
797 2005-02-01 Diego Novillo <dnovillo@redhat.com>
799 PR tree-optimization/19670
800 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
802 (verify_use): ... set it here, instead.
804 2005-02-01 Janis Johnson <janis187@us.ibm.com>
806 * doc/sourcebuild.texi (Test directives): Fix formatting.
808 * doc/sourcebuild.texi (Test directives): Describe selector
811 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
813 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
814 specific 64-bit CPUs.
816 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
819 * arm.c (arm_eliminable_register): New function.
820 (adjacent_mem_locations): Don't allow eliminable registers. Use
821 HOST_WIDE_INT for address offsets.
822 * arm-protos.h (arm_eliminable_register): Add prototype.
824 2005-02-01 Steven Bosscher <stevenb@suse.de>
826 PR optimization/15242
827 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
828 * basic-block.h (duplicate_computed_gotos): Add prototype.
829 * bb-reorder.c (duplicate_computed_gotos): New function to
830 duplicate sufficiently small blocks ending in a computed jump.
831 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
832 if not optimizing for size.
833 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
834 never do tail merging for blocks ending in a computed jump.
835 * doc/invoke.texi: Document the max-goto-duplication-insns param.
837 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
839 Patch from Richard Sandiford <rsandifo@redhat.com>
840 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
841 from inheriting a subreg equivalence with a non-spill register.
843 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
845 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
847 * config/frv/frv.c (movcc_fp_destination_operand): New.
848 (gpr_or_memory_operand): Fix typo in comment.
849 (gpr_or_memory_operand_with_scratch): New.
850 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
851 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
852 movcc_fp_destination_operand.
853 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
854 Legitimize memory addresses using a scratch register.
856 2005-01-31 Jeff Law <law@redhat.com>
858 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
859 bitmap a sparse bitmap instead of a simple bitmap.
860 (mark_def_sites_initialize_block): Corresponding changes.
861 (ssa_mark_def_sites_initialize_block): Likewise.
862 (ssa_mark_phi_uses): Likewise.
863 (mark_def_site, ssa_mark_def_sites): Likewise.
864 (mark_def_site_blocks): Likewise.
865 (rewrite_ssa_into_ssa): Likewise.
867 * tree-ssa-dom.c (record_cond): Pass correct variable type
868 for last argument to htab_find_slot_with_hash.
870 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
871 effects when optimizing 0 % X. Do not try to optimize X % 0.
873 2005-01-31 James E. Wilson <wilson@specifixinc.com>
875 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
878 2005-02-01 Eric Christopher <echristo@redhat.com>
880 * config/mips/mips.c (override_options): Warn if -mint64
882 * doc/invoke.texi (MIPS Options): Document that -mint64 is
885 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
887 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
889 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
890 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
891 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
892 (cached_regno): Initialize to INVALID_REGNUM.
893 (cse_reg_info_table_size,
894 cse_reg_info_table_first_uninitialized,
895 cse_reg_info_timestamp): New.
896 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
898 (init_cse_reg_info, get_cse_reg_info_1): New.
899 (get_cse_reg_info): Cache the last look-up.
900 (new_basic_block): Update the code to clear mappings from
901 registers to cse_reg_info entries.
902 (cse_main): Call init_cse_reg_info.
904 * cse.c (get_cse_reg_info): Update a comment.
906 2005-01-31 Steven Bosscher <stevenb@suse.de>
909 * c-decl.c (start_decl): Do not warn about arrays of elements with
910 an incomplete type here.
911 (grokdeclarator): Do it here by making a pedwarn an error.
912 * c-typeck.c (push_init_level): If there were previous errors with
913 the constructor type, do not warn about braces for initializers.
914 (process_init_element): Likewise for excess initializer elements.
916 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
918 * cse.c (delete_trivially_dead_insn): Don't iterate.
920 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
922 * config/rs6000/rs6000.md (copysignsf3): New expand.
923 (copysigndf3): Likewise.
925 2005-01-31 Steven Bosscher <stevenb@suse.de>
927 * recog.c (constrain_operands): Only look for earlyclobber operand
928 conflicts if an '&' constraint was seen.
930 2005-01-31 Marc Espie <espie@openbsd.org>
932 * config.gcc: Don't include embedded systems fragment, switches default
933 debugging format to ELF.
934 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
935 longer pick it up there.
937 2005-01-31 Dale Johannesen <dalej@apple.com>
939 * doc/extend.texi (nested functions): Fix linkage description.
940 Clarify that static is not allowed.
942 2005-01-31 Dale Johannesen <dalej@apple.com>
944 * config/rs6000/darwin.md (movsf_low_di): Make work.
945 (movdf_low_di): Make work.
947 2005-01-31 Dale Johannesen <dalej@apple.com>
949 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
950 Make work for 64 bit.
952 2005-01-31 Roger Sayle <roger@eyesopen.com>
953 Dale Johannesen <dalej@apple.com>
956 * fold-const.c (fold_binary_op_with_conditional_arg):
957 Make types match original operands, before STRIP_NOPS.
959 2005-01-31 Alan Modra <amodra@bigpond.net.au>
961 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
962 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
963 (struct gcc_sigcontext): Delete. Merge contents to..
964 (struct gcc_ucontext): ..here.
965 (get_sigcontext): Delete.
966 (get_regs): New function, like get_sigcontext but return regs ptr.
967 64-bit version finds regs from r1 to support vdso.
968 (ppc_linux_aux_vector): New function.
969 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
972 2005-01-31 Ira Rosen <irar@il.ibm.com>
974 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
976 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
977 redundant fold. Fix misalignment for MINUS_EXPR.
978 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
979 (vect_analyze_pointer_ref_access): Likewise.
980 (vect_get_memtag_and_dr): Likewise.
982 2005-01-31 Richard Henderson <rth@redhat.com>
984 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
985 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
986 absnegdf2_i387, absnegxf2_i387): Likewise.
988 2005-01-31 Richard Henderson <rth@redhat.com>
991 * optabs.c (expand_copysign_absneg): New.
992 (expand_copysign_bit): Split out from ...
993 (expand_copysign): ... here. Use expand_copysign_absneg.
995 2005-01-30 Roger Sayle <roger@eyesopen.com>
998 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
999 constant as the second operand and a register as the third.
1001 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1004 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1005 that dllimport'd functions do not use all call-clobbered registers
1008 2005-01-30 Richard Henderson <rth@redhat.com>
1011 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1012 expand_abs_nojump and generalize. Use operand_subword and
1013 emit_no_conflict_block. Support large modes.
1014 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1016 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1017 negation to subtraction.
1018 (expand_copysign): Check that the format has signed zeros.
1019 Use operand_subword and emit_no_conflict_block. Support large modes.
1021 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1023 Fix PR tree-optimization/19624
1025 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1026 * tree-ssa-pre.c: Add cfgloop.h.
1028 (pre_stats): New member, constified.
1029 (inserted_exprs): New static variable.
1030 (NECESSARY): New macro.
1031 (create_expression_by_pieces): Fold the expression, and
1032 mark it as defaulting to not necessary. Also put in
1034 (fully_constant_expression): New function.
1035 (insert_into_preds_of_block): Modify to not insert phis when we
1036 are playing with induction variables.
1037 Push phis onto the inserted_exprs vector, and mark them as not
1038 necessary by default.
1039 (insert_aux): Call fully_constant_expression on eprime.
1040 If all edges produce the same value, mark it constant.
1041 (mark_operand_necessary): New function.
1042 (remove_dead_inserted_code): New function.
1043 (init_pre): Init loop optimizer to get loop info.
1044 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1045 (execute_pre): Commit edge inserts, then remove dead code.
1047 2005-01-30 Richard Henderson <rth@redhat.com>
1049 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1050 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1052 2005-01-30 Richard Henderson <rth@redhat.com>
1055 * config/i386/i386.c (ix86_expand_copysign): New.
1056 (ix86_split_copysign_const): New.
1057 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1058 rearrange op1/nmask operands.
1059 * config/i386/i386-protos.h: Update.
1060 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1061 (copysigndf3): Likewise.
1062 (copysignsf3_const, copysigndf3_const): New.
1063 (copysignsf3_var): Rename from copysignsf3, split out splitter
1064 and fix split predicate for X constraint.
1065 (copysigndf3_var): Similarly.
1067 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1069 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1070 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1071 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1073 2005-01-29 Richard Henderson <rth@redhat.com>
1076 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1077 of # and * in constraints.
1079 2005-01-29 Richard Henderson <rth@redhat.com>
1082 * expr.c (store_field): Don't strip sub-mode cast when the input
1083 data is even smaller.
1085 2005-01-29 Richard Henderson <rth@redhat.com>
1088 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1091 2005-01-29 Richard Henderson <rth@redhat.com>
1093 * combine.c (make_field_assignment): Fix argument order
1096 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1098 PR tree-optimization/15791
1099 * fold-const.c (extract_array_ref): New function.
1100 (fold): Fold comparisons between &a[i] and &a[j] or
1101 semantically equivalent trees.
1103 2005-01-29 Jeff Law <law@redhat.com>
1105 * gcse.c (insert_expr_in_table): Revamp handling of available
1106 and anticipatable occurrence lists to avoid unnecessary list
1108 (insert_set_in_table): Similarly.
1110 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1112 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1114 (c_build_qualified_type): Build qualified array types with
1115 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1116 * c-decl.c (c_make_fname_decl): Build unqualified array type
1117 before qualified type.
1118 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1119 type is qualified, not just if type itself is. Don't apply
1120 qualifiers to array type when declarator is processed. Apply
1121 qualifiers to field type whether or not it is an array type.
1122 Don't handle array types specially for applying qualifiers to
1124 * c-typeck.c (composite_type): Build unqualified element type and
1125 array type when forming composite of array types.
1126 (common_pointer_type, comptypes, comp_target_types,
1127 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1128 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1130 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1131 (args2) in variables a1 and a2.
1133 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1135 * cse.c (n_elements_made, max_elements_made): Remove.
1136 (insert): Don't touch n_elements_made.
1137 (cse_main): Don't touch n_elements_made or max_elements_made.
1139 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1142 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1143 configuration part of dp-bit.c to be lost.
1145 2005-01-28 Roger Sayle <roger@eyesopen.com>
1147 * expmed.c (expand_mult_highpart_optab): When attempting to use
1148 a non-widening multiplication in a wider mode, the operands need
1149 to be converted (zero or sign extended) to that mode.
1151 2005-01-28 Ian Lance Taylor <ian@airs.com>
1155 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1156 through if both operands fall through.
1158 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1160 * cse.c (fold_rtx) <PC>: Don't optimize.
1162 2005-01-28 Jeff Law <law@redhat.com>
1164 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1165 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1167 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1169 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1170 cse_reg_info_used_list_end): Remove.
1171 (cse_reg_info_list, cse_reg_info_list_free): New.
1172 (get_cse_reg_info): When allocating an instance of
1173 cse_reg_info, add it to the beginning of the cse_reg_info_list
1174 list. Remove code to maintain cse_reg_info_used_list.
1175 (new_basic_block): Reset the free list to the beginning of
1178 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1180 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1181 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1182 (frv_expand_mdpackh_builtin): New function.
1183 (frv_expand_builtin): Use it to expand __MDPACKH.
1184 * doc/extend.texi (__MDPACKH): Update documentation.
1186 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1188 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1189 SSE_FLOAT_MODE_P for use_sse computation.
1191 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1194 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1196 2005-01-27 Richard Henderson <rth@redhat.com>
1198 * builtins.c (expand_builtin_copysign): New.
1199 (expand_builtin): Call it.
1200 * genopinit.c (optabs): Add copysign_optab.
1201 * optabs.c (init_optabs): Initialize it.
1202 (expand_copysign): New.
1203 * optabs.h (OTI_copysign, copysign_optab): New.
1204 (expand_copysign): Declare.
1206 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1207 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1209 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1210 (ix86_expand_fp_absneg_operator): ... here.
1211 (ix86_split_copysign): New.
1212 * config/i386/i386-protos.h: Update.
1213 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1214 (copysignsf3, copysigndf3): New.
1216 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1217 (copysignsf3, ncopysignsf3): New.
1218 (copysigndf3, ncopysigndf3): New.
1219 (copysignxf3, ncopysignxf3): New.
1220 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1222 2005-01-27 Arend Bayer <arend.bayer@web.de>
1223 Kazu Hirata <kazu@cs.umass.edu>
1225 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1226 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1227 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1230 2005-01-27 Jeff Law <law@redhat.com>
1232 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1233 definitions of SSA_NAMEs which are not being rewritten.
1234 (rewrite_ssa_into_ssa): Only initialize the current definition
1235 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1236 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1237 SSA_NAMEs before returning.
1239 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1241 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1242 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1243 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1244 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1245 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1247 2005-01-27 Steven Bosscher <stevenb@suse.de>
1250 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1251 higher to -O2 and higher. Likewise for tree PRE.
1252 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1255 2005-01-27 Ian Lance Taylor <ian@airs.com>
1258 * gimple-low.c (try_catch_may_fallthru): New static function.
1259 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1260 * tree-inline.c (expand_call_inline): Don't warn about reaching
1261 the end of a non-void function being inlined if the function uses
1264 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1266 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1269 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1270 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1271 (implicitly_declare): Handle error_mark_node.
1273 2005-01-27 Richard Henderson <rth@redhat.com>
1276 * tree.h (struct tree_decl): Add debug_expr_is_from.
1277 (DECL_DEBUG_EXPR_IS_FROM): New.
1278 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1279 * dwarf2out.c (dwarf2out_var_location): Update to match.
1280 * tree-outof-ssa.c (create_temp): Likewise.
1281 * var-tracking.c (track_expr_p): Likewise.
1282 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1283 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1284 * toplev.c (default_tree_printer): Likewise.
1286 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1288 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1289 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1291 2005-01-27 Steven Bosscher <stevenb@suse.de>
1293 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1294 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1295 ASM_CLOBBERS): Add tree checks.
1297 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1298 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1299 * c-common.def (SWITCH_STMT): Update to match.
1300 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1301 macros instead of SWITCH_EXPR ones.
1302 * c-dump.c (c_dump_tree): Likewise.
1303 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1304 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1306 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1308 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1310 * unwind-dw2.c (execute_stack_op): Add missing cases for
1311 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1313 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1315 * config.gcc (Obsolete configurations): Remove 'dummy', add
1316 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1319 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1321 PR tree-optimization/19633
1322 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1324 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1325 are no call-clobbered variables.
1326 * tree-outof-ssa.c (check_replaceable): Return false for calls
1329 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1331 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1332 even for variables with NULL DECL_INITIAL.
1334 2005-01-26 Stuart Hastings <stuart@apple.com>
1336 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1338 2005-01-26 Richard Henderson <rth@redhat.com>
1341 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1343 * expr.c (store_field): Strip conversions to odd-bit-sized types
1344 if the destination field width matches.
1346 2005-01-26 Richard Henderson <rth@redhat.com>
1348 * c-decl.c, expmed.c, expr.c: Revert last change.
1350 2005-01-26 Richard Henderson <rth@redhat.com>
1353 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1355 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1356 if we don't need the bits above those present in the current mode.
1357 * expr.c (store_field): Strip conversions to odd-bit-sized types
1358 if the destination field width matches.
1360 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1362 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1363 either -ffast-math or -funsafe-math-optimizations is in use.
1365 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1369 * config/avr/avr.c (notice_update_cc): Only set condition code for
1370 ashrqi3 if shift count > 0.
1371 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1372 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1373 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1374 count <= 0 as a no-op, and shift count >= width by copying zero
1375 or sign bit to all bits of the result.
1376 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1377 count, with attribute "length" set to 0 and "cc" set to "none".
1379 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1381 * doc/invoke.texi: Document -mTLS.
1383 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1384 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1385 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1386 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1387 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1388 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1389 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1390 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1392 * configure.ac: Check for a TLS capable gas.
1394 * configure: Regenerate.
1396 2005-01-26 Richard Henderson <rth@redhat.com>
1399 * combine.c (make_field_assignment): Simplify store to zero_extract
1400 from a source with an overlapping mask.
1402 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1404 2004-11-11 Eric Christopher <echristo@redhat.com>
1406 * config/frv/frv.md: Add fr400_integer automaton. Don't
1407 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1410 2005-01-26 Steven Bosscher <stevenb@suse.de>
1413 * cfgbuild.c (make_edges): Do not clear or set
1414 current_function_has_computed_jump.
1415 * function.h (struct function): Remove the has_computed_jump field.
1416 (current_function_has_computed_jump): Do not define.
1417 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1418 in a computed jump. Ignore current_function_has_computed_jump.
1420 2005-01-26 Richard Henderson <rth@redhat.com>
1423 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1424 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1426 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1427 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1428 objects into static storage if they have more than one non-zero value.
1429 * tree.h (categorize_ctor_elements): Update decl.
1431 2005-01-26 Steven Bosscher <stevenb@suse.de>
1434 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1435 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1436 to this function from 2004-07-10.
1437 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1438 the current function for tail call optimizations if the address
1439 of one of it its arguments is taken.
1441 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1443 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1445 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1447 * function.c (expand_function_end): If current_function_calls_alloca,
1448 emit stack restore in a place that is reached when the function falls
1451 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1453 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1454 rule to avoid matching inappropriate suffix rule.
1456 2005-01-26 Jan Hubicka <jh@suse.cz>
1458 PR tree-optimization/19241
1459 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1461 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1463 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1464 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1466 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1467 <sim*>: Always use crt1.o, regardless of N in simN.
1468 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1469 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1470 (CRT_CALL_STATIC_FUNCTION): Remove.
1471 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1472 use crt1.o, regardless of N in simN.
1473 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1474 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1475 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1476 case isystem setting.
1477 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1479 2005-01-25 Ian Lance Taylor <ian@airs.com>
1481 * gimple-low.c (block_may_fallthru): Correct handling of
1482 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1484 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1486 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1487 handlers to match indentation; nested under the mtune=* handler.
1488 Similar for mcpu= and march=.
1490 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1492 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1493 * config/mips/linux64.h (LIB_SPEC): Likewise.
1494 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1495 * config/sh/linux.h (LIB_SPEC): Likewise.
1497 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1499 * config/frv/frv.c (frv_legitimize_tls_address): New.
1500 (TARGET_HAVE_TLS): Define.
1501 (FRV_SYMBOL_REF_TLS_P): Define.
1502 (frv_override_options): Handle new register classes.
1503 (frv_legitimate_address_p): Reject tls addresses.
1504 (frv_legitimize_address): Handle TLS addresses.
1505 (gen_inlined_tls_plt): New.
1507 (frv_legitimize_tls_address): New.
1508 (unspec_got_name): Add TLS entries.
1509 (got12_operand): Add R_FRV_TLSMOFF12 case.
1510 (frv_emit_move): Fixup TLS addresses.
1511 (frv_emit_movsi): Legitimize TLS addresses.
1513 * config/frv/frv.h (MASK_BIG_TLS): New.
1514 (TARGET_BIG_TLS): New.
1515 (HAVE_AS_TLS): Define.
1516 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1517 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1518 (REG_CLASS_NAMES): Same.
1519 (REG_CLASS_CONTENTS): Same.
1520 (CONSTRAINT_LEN): New.
1521 (REG_CLASS_FROM_CONSTRAINT): New.
1522 (PREDICATE_CODES): Add symbolic_operand.
1524 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1525 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1526 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1527 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1528 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1529 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1530 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1531 GR9_REG, GR14_REG, LRREG.
1532 (type): Add load_or_call attribute.
1533 ("load_or_call"): New reservation.
1534 ("call_gettlsoff"): New.
1535 ("tls_indirect_call"): New.
1536 ("tls_load_gottlsoff12"): New.
1537 ("tlsoff_hilo"): New.
1538 ("tls_tlsdesc_ldd"): New.
1539 ("tls_tlsoff_ld"): New.
1542 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1544 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1546 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1547 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1548 * config/frv/frv.c (TLS_BIAS): Define.
1549 (frv_output_dwarf_dtprel): New.
1551 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1553 PR rtl-optimization/19579
1554 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1555 both A and B, see if they don't clobber registers the other expr uses.
1557 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1559 * real.c (do_add): Initialize signalling and canonical members.
1561 * real.c (real_from_integer): Zero out destination.
1563 2005-01-18 Jan Hubicka <jh@suse.cz>
1565 PR tree-optimize/19337
1566 * tree-inline.c (initialize_inlined_parameters): Copy
1567 saved_static_chain_decl only.
1569 2005-01-25 Richard Henderson <rth@redhat.com>
1573 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1574 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1575 80387 enabled, to return a proper subclass. Return the subset that
1576 overlaps with GENERAL_REGS for PLUS.
1577 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1579 2005-01-25 Richard Henderson <rth@redhat.com>
1582 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1584 2005-01-25 Roger Sayle <roger@eyesopen.com>
1586 * expmed.c (choose_multiplier): Change interface to return the
1587 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1588 (expand_divmod): Update calls to choose_multiplier.
1590 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1593 * expmed.c (extract_bit_field): Use adjust_address instead of
1594 gen_lowpart when op0 is a MEM.
1596 2005-01-24 Steven Bosscher <stevenb@suse.de>
1598 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1600 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1602 * config/mips/irix-csr.c: New file.
1603 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1604 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1605 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1608 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1611 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1612 sparc/elf.h, add sparc/sp-elf.h.
1613 (sparc-*-rtems*): Likewise.
1614 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1615 tm-dwarf2.h, add sparc/sp-elf.h.
1616 (sparc86x-*-elf): Likewise.
1617 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1618 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1619 TARGET_OS_CPP_BUILTINS.
1620 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1621 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1623 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1624 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1625 (SWITCH_TAKES_ARG): Likewise.
1626 (LOCAL_LABEL_PREFIX): Likewise.
1627 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1628 (TARGET_N_FORMAT_TYPES): Delete.
1629 (TARGET_FORMAT_TYPES): Likewise.
1630 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1631 * config/sparc/elf.h: Delete.
1632 * config/sparc/sp-elf.h: New file.
1634 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1636 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1637 * tree-flow.h: Remove the corresponding prototype.
1638 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1639 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1641 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1644 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1645 for AIX ABI or ELF -fPIC.
1646 (rs6000_emit_load_toc_table): Don't create toc_section here.
1647 (rs6000_xcoff_file_start): Nor here.
1649 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1651 * sh.c (ra.h): Don't #include.
1652 (hard_regs_intersect_p): New function, resurrected from ra.c.
1654 * sh.c: Fix 1996 Copyright.
1656 2005-01-24 Richard Henderson <rth@redhat.com>
1657 Aldy Hernandez <aldyh@redhat.com>
1659 * regrename.c (note_sets): Handle subregs.
1661 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1664 * genconditions.c (write_header, write_conditions): Elide file if
1667 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1669 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1670 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1673 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1675 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1676 expand_builtin_printf, expand_builtin_fprintf,
1677 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1678 checking against POINTER_TYPE.
1679 (validate_arglist): Handle POINTER_TYPE code by checking
1682 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1684 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1686 (for_each_rtx): Call for_each_rtx_1.
1687 * rtl.h (init_rtlanal): Declare.
1688 * toplev.c (backend_init): Call init_rtlanal.
1690 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1692 * flow.c (propagate_one_insn): Formatting.
1695 * flow.c (libcall_dead_p): Be more conservative if unsure.
1696 If there are any instructions between insn and call, see if they are
1697 all dead before saying the libcall is dead.
1699 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1701 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1702 operand constraint for operand 0.
1704 2005-01-23 Richard Henderson <rth@redhat.com>
1707 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1708 edges leading to join block.
1710 2005-01-23 Roger Sayle <roger@eyesopen.com>
1712 * expmed.c (expand_mult_highpart): Make static. Change type of
1713 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1714 (expand_divmod): Updates calls to expand_mult_highpart by using
1715 gen_int_mode to pass a CONST_INT rtx.
1716 * rtl.h (expand_mult_highpart): Remove prototype.
1718 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1720 * flow.c (regset_bytes, regset_size): Remove.
1722 * cfganal.c: Fix a reference to Harvey's paper.
1724 2005-01-23 Steven Bosscher <stevenb@suse.de>
1726 PR rtl-optimization/19464
1727 * tree-optimize.c (init_tree_optimization_passes): Add one more
1728 copyrename pass just before out-of-ssa.
1730 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1733 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1734 * ggc-none.c (ggc_free): Define.
1736 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1738 * cse.c (max_reg, max_insn_uid): Remove.
1739 (cse_main): Don't access max_reg or max_insn_uid.
1741 * c-common.c (explicit_flag_signed_bitfields,
1742 lang_statement_code_p, lang_expand_function_end): Remove.
1743 * c-common.h: Remove the corresponding declarations.
1744 * c-opts.c (c_common_handle_option): Remove all write access
1745 to explicit_flag_signed_bitfields.
1747 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1748 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1749 * cgraph.h: Remove the corresponding declaration.
1751 * gcse.c (null_pointer_info): Remove.
1753 2005-01-23 Roger Sayle <roger@eyesopen.com>
1754 Eric Botcazou <ebotcazou@libertysurf.fr>
1756 * combine.c (simplify_logical): Only simplify logical expressions
1757 of the form ior(and(x,y),z) by the inverse distributive law if the
1758 result is cheaper than the original.
1760 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1762 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1763 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1764 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1765 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1766 config/freebsd-spec.h, config/arm/arm.h,
1767 config/h8300/h8300.md, config/i386/i386.md,
1768 config/i386/predicates.md, config/i386/sse.md,
1769 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1770 config/vax/vax.md: Fix comment typos. Follow spelling
1773 2005-01-23 Steven Bosscher <stevenb@suse.de>
1775 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1776 tests, instead of `less than'.
1778 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1780 * function.c (assign_parm_setup_block): When creating a new stack slot
1781 for a parameter, get its alignment from the parameter's DECL_ALIGN
1782 rather than the type's TYPE_ALIGN. Make sure that the parameter
1783 is at least word aligned.
1785 2005-01-22 Roger Sayle <roger@eyesopen.com>
1788 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1790 2005-01-22 Richard Henderson <rth@redhat.com>
1793 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1794 in both compare operands.
1795 (movdfcc_1_sse_max): Likewise.
1796 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1797 (movdfcc_1_sse): Likewise.
1798 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1799 scratch register as needed.
1801 2005-01-22 Richard Henderson <rth@redhat.com>
1803 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1805 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1807 2005-01-22 Richard Henderson <rth@redhat.com>
1809 * genopinit.c (optabs): Use smin/smax for floating point too.
1810 * doc/md.texi: Update to match. Clarify that floating point
1811 results are undefined for +0/-0 and NaN.
1812 * doc/rtl.texi: Likewise.
1813 * rtl.def (SMIN, SMAX): Likewise
1814 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1816 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1817 leading 's' to the name.
1818 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1819 smaxxf3, sminxf3): Likewise.
1820 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1823 2005-01-22 Paul Brook <paul@codesourcery.com>
1825 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1827 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1829 * config/s390/s390.c (struct processor_costs): New fields
1830 dlgr, dlr, dr, dsgfr, dsgr.
1831 (z900_cost, z990_cost): Values for new fields.
1832 (s390_rtx_costs): New cases MEM und COMPARE in switch
1833 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1834 DIV, MOD, UDIV, UMOD.
1836 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1838 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1839 into the register being decremented.
1840 ("doloop_si31", "doloop_di"): Likewise.
1841 ("*doloop_si_long"): Adapt pattern.
1843 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1845 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1847 (CLASS_MAX_NREGS): Likewise.
1849 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1851 * doc/tree-ssa.texi (Statement Operands): Add example for new
1852 must-def macro. Note deprecation of old operands interface.
1854 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1856 PR tree-optimization/19484
1857 * tree-cfg.c (remove_fallthru_edge): New function.
1858 (cleanup_control_flow): Remove fallthru edges from calls that are
1859 now known not to return.
1861 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1863 Fix PR tree-optimization/19038
1864 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1865 copies with loop variant ones.
1867 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1869 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1870 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1871 config/alpha/alpha.md, config/alpha/predicates.md,
1872 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1873 config/sparc/sol2.h: Update copyright.
1875 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1876 first label to see if it is a nonlocal label.
1878 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1879 Andrew Pinski <pinskia@physics.uc.edu>
1882 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1883 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1885 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1887 * config/rs6000/rtems.h: Update copyright.
1889 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1892 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1893 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1894 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1896 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1899 * c-typeck.c (convert_arguments): Check for error_mark_node.
1901 2005-01-21 Ian Lance Taylor <ian@airs.com>
1903 PR tree-optimization/13000
1904 * tree-inline.c: Include "tree-flow.h".
1905 (expand_call_inline): If warn_return_type, warn if non-void inline
1906 function falls through.
1907 * tree-cfg.c (execute_warn_function_return): Don't warn about
1908 control reaching end if TREE_NO_WARNING is set. Set
1910 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1912 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1913 branch if we don't need one.
1914 * c-typeck.c: Include "tree-flow.h"
1915 (c_finish_bc_stmt): Don't add a goto if the current statement
1916 list doesn't fall through to the current point.
1918 2005-01-21 Roger Sayle <roger@eyesopen.com>
1920 PR rtl-optimization/576
1921 * real.c (real_arithmetic): Change return type from void to bool
1922 to return an indication that the result may be inexact.
1923 * real.h (real_arithmeric): Update prototype.
1924 * fold-const.c (const_binop): Don't constant fold floating
1925 point expressions when the user specifies -frounding-math and
1926 the result may depend upon the run-time rounding mode.
1927 (fold_convert_const_real_from_real): Clean-up.
1928 (fold_initializer): Ignore flag_rounding_math for initializers.
1929 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1930 constant fold FP operations with flag_rounding_math if the
1931 result may depend upon the run-time rounding mode.
1933 2005-01-21 Tom Tromey <tromey@redhat.com>
1935 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1937 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1939 * tree-cfg.c: Fix comment typos.
1941 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1943 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1944 around the call to rest_of_handle_branch_target_load_optimize.
1946 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1948 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1949 (sparc64-*-openbsd*): Likewise.
1950 (sparclite-*-elf*): Include tm-dwarf2.h.
1951 (sparc86x-*-elf*): Likewise.
1952 (sparc64-*-elf*): Likewise.
1953 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1954 (DBX_DEBUGGING_INFO): Likewise.
1955 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1956 (PREFERRED_DEBUGGING_TYPE): Likewise.
1957 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1958 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1959 (PREFERRED_DEBUGGING_TYPE): Likewise.
1960 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1961 (PREFERRED_DEBUGGING_TYPE): Likewise.
1962 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1964 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1967 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1969 2005-01-20 Paul Brook <paul@codesourcery.com>
1971 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1973 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1975 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1976 label is first in a sequence of labels.
1978 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1980 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1981 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1983 * doc/sourcebuild.texi (Test Directives): New.
1985 2005-01-20 Roger Sayle <roger@eyesopen.com>
1987 * real.c (real_floor): Don't leave the result uninitialized when
1988 mode is VOIDMode, but return the unrounded intermediate value.
1989 (real_ceil): Likewise.
1991 2005-01-20 Paul Brook <paul@codesourcery.com>
1993 * config/arm/arm.md (insv): Use gen_int_mode.
1995 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1997 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1998 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1999 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2000 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2001 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2003 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2006 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2007 fbreg, so we have to assume we can't.
2008 (loc_descriptor_from_tree_1): Ditto.
2009 (containing_function_has_frame_base): New function.
2010 (add_location_or_const_value_attribute): Use it.
2011 Also try to generate a frame_base from a single element location
2014 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2016 PR tree-optimization/15349
2017 * timevar.def (TV_TREE_MERGE_PHI): New.
2018 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2020 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2021 calls to tree_forwarder_block_p.
2022 (remove_forwarder_block_with_phi, merge_phi_nodes,
2023 gate_merge_phi, pass_merge_phi): New.
2024 * tree-optimize.c (init_tree_optimization_passes): Add
2026 * tree-pass.h: Add an extern for pass_merge_phi;
2028 2005-01-20 Richard Henderson <rth@redhat.com>
2031 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2032 (_mm_castps_pd, _mm_castps_si128): New.
2033 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2035 2005-01-20 Richard Henderson <rth@redhat.com>
2038 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2039 __builtin_ia32_vec_init_v2si.
2040 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2041 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2042 (ix86_init_mmx_sse_builtins): Create it.
2043 (ix86_expand_builtin): Expand it.
2044 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2045 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2046 (vec_extractv2si_0, vec_extractv2si_1): New.
2048 2005-01-20 Richard Henderson <rth@redhat.com>
2051 * config/i386/i386.c (ix86_expand_push): New.
2052 * config/i386/mmx.md (push<MMXMODE>1): New.
2053 * config/i386/sse.md (push<SSEMODE>1): New.
2054 * config/i386/i386-protos.h: Update.
2056 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2058 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2061 2005-01-20 Richard Henderson <rth@redhat.com>
2063 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2064 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2066 2005-01-19 Richard Henderson <rth@redhat.com>
2069 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2070 to V4SFmode in SSE1 fallback load path.
2072 2005-01-19 Richard Henderson <rth@redhat.com>
2074 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2075 in QImode expansion to ix86_expand_vector_set.
2076 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2078 2005-01-19 Richard Henderson <rth@redhat.com>
2081 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2082 subclass of the input class.
2083 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2084 Always true for cross-SSE1 classes. Rationalize conditionals.
2085 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2086 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2087 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2088 (movdi_2): Add MMX/SSE zeros.
2089 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2090 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2091 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2092 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2093 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2094 (zero_extendsidi2_rex64_1): Remove.
2095 (MOV0 peephole): Check GENERAL_REG_P.
2097 2005-01-19 Richard Henderson <rth@redhat.com>
2100 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2102 (ix86_expand_vector_extract): Likewise.
2104 2005-01-19 Richard Henderson <rth@redhat.com>
2107 * expr.c (emit_move_change_mode): New argument force; use
2108 simplify_gen_subreg if true.
2109 (emit_move_via_alt_mode): Merge into ...
2110 (emit_move_via_integer): ... here.
2111 (emit_move_ccmode): Use emit_move_change_mode directly.
2113 2005-01-19 Richard Henderson <rth@redhat.com>
2116 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2117 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2118 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2120 (alpha_emit_set_const): Likewise. Make static.
2121 (alpha_emit_set_long_const): Make static.
2122 (alpha_extract_integer): Split out from alpha_expand_mov.
2123 (alpha_split_const_mov): Likewise.
2124 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2125 (alpha_legitimate_constant_p): New.
2126 * config/alpha/alpha-protos.h: Update.
2127 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2128 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2129 * config/alpha/alpha.md (movsi): Add n alternative.
2130 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2131 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2132 (splitters for all of the above): Use alpha_split_const_mov.
2133 * config/alpha/predicates.md (non_add_const_operand): New.
2134 (non_zero_const_operand): New.
2135 (input_operand): Use alpha_legitimate_constant_p after reload.
2137 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2139 PR tree-optimization/19038
2140 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2141 (add_candidate): Add ivs with increment in latch only if
2142 allow_ip_end_pos_p is true.
2143 (determine_iv_cost): Use empty_block_p.
2145 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2147 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2148 (compute_dominance_frontiers): Ditto.
2150 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2153 * config/sh/t-rtems: New.
2154 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2156 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2158 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2159 the offset of the selected field.
2161 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2163 * tree-cfg.c (remove_forwarder_block): Fix the check to
2164 prevent a nonlocal label from appearing in the middle of a
2167 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2169 PR rtl-optimization/19462
2170 * reorg.c (find_end_label): Create return insn only if
2171 current_function_epilogue_delay_list is empty.
2173 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2175 * doc/passes.texi: Remove paragraph mentioning new-ra.
2177 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2179 PR rtl-optimization/15139
2180 * combine.c: Include params.h.
2181 (count_rtxs): New function.
2182 (record_value_for_reg): If replace_rtx would replace at least
2183 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2184 (clobber (const_int 0)) instead of TEM.
2185 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2186 * params.h (MAX_LAST_VALUE_RTL): New.
2187 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2188 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2191 * c-typeck.c (digest_init): Only call build_vector if all constructor
2192 elements are *_CST nodes.
2193 * gimplify.c (gimplify_init_constructor): Likewise.
2196 * c-typeck.c (digest_init): Only call build_vector if inside_init
2199 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2201 * toplev.c (init_asm_output): Remove dead #ifdef.
2203 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2205 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2207 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2209 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2210 accessing DECL_FUNCTION_CODE.
2211 * dojump.c (do_jump): Likewise.
2212 * gimplify.c (gimplify_call_expr): Likewise.
2213 * predict.c (expr_expected_value): Likewise.
2214 (strip_builtin_expect): Likewise.
2215 * tree-inline.c (estimate_num_insns_1): Likewise.
2216 * tree-ssa-loop-im.c (stmt_cost): Likewise
2217 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2218 (tree_expr_nonnegative_p): Likewise.
2220 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2222 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2223 variant of the load_pcrel_sym pattern.
2224 * config/sparc/sparc.md (P macro): Move to the top.
2225 (load_pcrel_sym): Macroize using P.
2226 (save_register_window): Likewise.
2228 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2230 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2233 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2236 * c-typeck.c (build_asm_expr): Strip nops off
2237 input memory operands.
2239 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2241 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2242 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2243 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2244 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2246 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2249 * config/i386/i386.c (override_options): If the 80387 is disabled,
2250 then do not return FP values using FP registers.
2252 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2254 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2255 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2256 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2257 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2258 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2259 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2260 output.h, postreload-gcse.c, postreload.c, recog.c,
2261 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2262 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2263 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2264 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2265 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2266 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2267 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2268 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2270 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2271 config/alpha/alpha.c, config/arm/vfp.md,
2272 config/i386/emmintrin.h, config/i386/i386-modes.def,
2273 config/i386/i386-protos.h, config/i386/i386.h,
2274 config/i386/pmmintrin.h, config/i386/ppro.md,
2275 config/i386/predicates.md, config/i386/xmmintrin.h,
2276 config/i860/i860.c, config/ia64/ia64-modes.def,
2277 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2278 config/ia64/ia64.md, config/ia64/itanium1.md,
2279 config/ia64/itanium2.md, config/ia64/predicates.md,
2280 config/iq2000/iq2000.h, config/mips/linux64.h,
2281 config/rs6000/aix41.h, config/rs6000/aix43.h,
2282 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2283 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2284 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2285 config/sparc/linux64.h, config/sparc/litecoff.h,
2286 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2287 config/sparc/sparc.h, config/sparc/sparc.md,
2288 config/sparc/sysv4-only.h: Update copyright.
2290 2005-01-18 Richard Henderson <rth@redhat.com>
2293 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2295 2005-01-18 Marc Espie <espie@openbsd.org>
2296 * config/i386/openbsdelf.h: Typo.
2298 2005-01-18 Richard Henderson <rth@redhat.com>
2300 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2301 special case for sse.
2302 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2304 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2306 * tree-inline.c (estimate_num_insns_1): Added cases for
2307 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2309 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2311 PR rtl-optimization/19296
2312 * combine.c (simplify_comparison): Rewrite the condition under
2313 which a non-paradoxical SUBREG of a PLUS can be lifted when
2314 compared against a constant.
2316 2005-01-18 Andi Kleen <ak@muc.de>
2318 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2319 * c.opt (-Wpointer-sign): Add.
2320 * doc/invoke.texi: (-Wpointer-sign): Add.
2322 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2324 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2325 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2326 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2327 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2328 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2329 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2330 for TARGET_MIX_SSE_I387.
2331 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2332 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2333 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2334 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2335 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2336 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2337 TARGET_MIX_SSE_I387.
2338 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2341 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2344 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2345 Add movaps alternative for xmm reg->reg move.
2347 2005-01-17 Jeff Law <law@redhat.com>
2349 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2350 at the end of the main DOM loop rather than just before DOM exits.
2352 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2354 PR tree-optimization/19121
2355 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2356 adding aliases to a name tag, also add them to the pointer's
2358 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2359 sensitive alias info at all. Only check that the two pointers
2360 have compatible pointed-to sets.
2361 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2362 a pointer's type tag is a superset of the alias set of the
2365 2005-01-17 James E Wilson <wilson@specifixinc.com>
2368 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2369 comment to document why.
2371 2005-01-17 Richard Henderson <rth@redhat.com>
2373 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2374 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2375 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2376 sse2_vmsminv2df3_finite): New.
2377 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2378 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2379 Force op1 into register.
2381 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2383 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2384 bubblestrap from always rebuilding build directory.
2386 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2388 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2389 ("*cmpmem_short"): Likewise.
2391 2005-01-17 Steven Bosscher <stevenb@suse.de>
2393 * basic-block.h: Document BB_* flags.
2394 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2395 use an sbitmap instead.
2396 * sched-rgn.c (compute_trg_info): Likewise.
2398 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2400 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2401 redundant target_cpu_default and extra_parts lines. Use the default
2403 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2404 (SUBTARGET_EXTRA_SPECS): Delete.
2405 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2406 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2407 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2408 and "n32" for -mabi=n32.
2410 2005-01-17 Ian Lance Taylor <ian@airs.com>
2413 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2414 fold constant variables into initial values.
2416 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2418 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2420 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2421 through the statements backward.
2423 2005-01-17 Ian Lance Taylor <ian@airs.com>
2425 PR middle-end/13127:
2426 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2427 a variable set to the return value of the inlined function.
2429 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2431 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2432 when modes are tieable.
2434 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2436 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2437 of pthread_create to find out if threads are enabled.
2438 * gthr-posix95.h (__gthread_active_p): Likewise.
2440 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2442 * common.opt (-fnew-ra): Remove.
2444 * toplev.h (flag_new_regalloc): Remove.
2445 * Makefile.in (ra*.*): Don't mention.
2446 * passes.c (rest_of_handle_new_regalloc): Remove.
2447 (rest_of_handle_combine, rest_of_compilation): Always consider
2448 flag_new_regalloc as false.
2449 * doc/invoke.texi: Don't document -fnew-ra.
2451 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2453 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2454 last parameter to reg_scan.
2455 * loop.c (loop_optimize): Likewise.
2456 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2457 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2458 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2459 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2460 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2461 * regclass.c (reg_scan): Likewise, for the declaration.
2462 * rtl.h (reg_scan): Likewise, for the prototype.
2464 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2466 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2467 mark_dfs_back_edges.
2469 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2471 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2472 (compute_avail): Uses don't go in tmp_gen.
2474 2005-01-16 Steven Bosscher <stevenb@suse.de>
2476 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2477 loop to look for a free slot in a page entry.
2479 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2482 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2483 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2484 just before targetm.asm_out.file_end.
2485 * tree.h (process_pending_assemble_output_defs): Declare.
2486 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2488 (assemble_alias): Defer generation of assembly code for defines when
2489 TARGET_DEFERRED_OUTPUT_DEFS is true.
2490 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2491 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2492 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2494 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2497 * pa.c (pa_scalar_mode_supported_p): New function.
2498 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2499 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2501 * pa-protos.h (prefetch_operand): Delete.
2502 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2503 * pa.c (prefetch_operand): Delete.
2504 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2505 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2506 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2507 and prefetch_nocc_operand.
2508 * pa.md (prefetch): Rework to avoid reload problems handling short
2509 displacements when a cache control completer needs to be provided.
2510 (prefetch_32, prefetch_64): Delete.
2511 (prefetch_cc, prefetch_nocc): New patterns.
2513 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2515 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2517 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2520 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2521 exceeds maximum alignment for global common data.
2522 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2523 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2525 2004-01-15 Roger Sayle <roger@eyesopen.com>
2527 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2529 2004-01-15 Roger Sayle <roger@eyesopen.com>
2531 * harg-reg-set.h (reg_class_names): Prototype global array.
2532 * regclass.c (reg_class_names): Declare here and initialize to
2534 (dump_regclass): Remove local declaration of reg_class_names.
2535 (regclass): Likewise.
2536 * cfg.c (dump_flow_info): Likewise.
2537 * ra-debug.c (reg_class_names): Likewise.
2538 * regrename.c (reg_class_names): Likewise.
2539 * reload.c (reg_class_names): Likewise.
2540 * reload1.c (spill_failure): Likewise.
2541 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2543 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2545 * config/s390/s390.md ("reload_outti"): Remove predicate for
2546 output operand. Abort if operand is not a MEM.
2547 ("reload_outdi", "reload_outdf"): Likewise.
2549 2005-01-15 Marc Espie <espie@openbsd.org>
2551 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2552 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2553 * config/openbsd.h: Fix C++ includes for native configurations.
2554 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2555 Add trampoline support.
2556 * config/i386/openbsdelf.h: New.
2558 2005-01-15 Marc Espie <espie@openbsd.org>
2560 * collect2.c (main): Explicitly parse -dynamic-linker option.
2562 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2564 PR tree-optimization/19060
2565 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2566 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2567 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2568 and handle extract_range_from_cond returning false.
2569 * fold-const.c (fold): Optimize comparisons with min/max even for
2570 width > HOST_BITS_PER_WIDE_INT.
2572 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2574 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2575 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2576 Remove little endian multilib variants.
2577 Add mips32 multilib variant.
2579 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2581 * explow.c (copy_all_reg, stabilize): Remove.
2582 * expr.h: Remove the corresponding prototypes.
2584 * rtlanal.c (regs_set_between_p): Remove.
2585 * rtl.h: Remove the corresponding prototype.
2587 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2589 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2590 to rs6000_nonimmediate_operand.
2591 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2592 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2593 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2594 rs6000_nonimmediate_operand.
2595 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2596 rs6000_nonimmediate_operand.
2598 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2600 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2602 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2604 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2606 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2607 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2609 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2610 (rs6k_nonimmediate_operand): New.
2611 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2613 (legitimate_lo_sum_address_p): Same.
2614 (rs6000_legitimize_address): Same.
2615 (rs6000_legitimize_reload_address): Same.
2616 (rs6000_legitimate_address): Same.
2617 (spe_build_register_parallel): Pass DF and DC modes in a DI
2620 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2621 to rs6k_nonimmediate_operand.
2623 * config/rs6000/spe.md ("*frob_df_di"): New.
2624 ("*frob_di_df"): New.
2625 ("*frob_di_df_2"): New.
2626 ("*mov_sidf_e500_subreg0"): New.
2627 ("*mov_sidf_e500_subreg4"): New.
2628 ("*movdf_e500_double"): Change predicate to
2629 rs6k_nonimmediate_operand.
2631 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2633 * postreload.c (move2add_note_store): Only call
2634 trunc_int_for_mode on scalar integers.
2636 2005-01-14 Steven Bosscher <stevenb@suse.de>
2638 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2639 replace BB_VISITED uses.
2640 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2641 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2642 (tree_dce_done): Free visited_control_parents.
2643 (perform_tree_ssa_dce): Allocate and clear it.
2644 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2645 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2646 instead of BB_VISITED.
2648 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2650 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2651 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2652 Remove unused prototypes.
2654 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2656 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2657 64-bit register usage.
2658 (spe_func_has_64bit_regs_p): Add FIXME note.
2660 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2662 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2663 flag_finite_math_only with flag_unsafe_math_optimizations.
2665 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2667 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2669 (__tpf_eh_return): Copy TPF private stack area from the module
2670 boundary stack frame. Add check for when module addresses are
2671 equal, but no stub address is found.
2673 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2676 * arm.h (struct machine_function): Add call_via field.
2677 (thumb_call_via_label): Declare.
2678 * arm.c (thumb_call_via_label): New variable.
2679 (thumb_call_reg_needed): New variable.
2680 (arm_output_function_epilogue): For Thumb code, output any per-function
2681 call-indirect trampolines.
2682 (thumb_call_via_reg): New function.
2683 (arm_file_end): New function.
2684 (TARGET_ASM_FILE_END): Call arm_file_end.
2685 (aof_file_end): Likewise.
2686 * arm-protos.h (thumb_call_via_reg): Declare.
2687 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2688 thumb_call_via_reg in normal case.
2690 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2693 PR rtl-optimization/19348
2694 * recog.c (peephole2_optimize): Do global life update if some peephole
2695 decides it doesn't need at least one of its inputs and that change
2696 influences liveness at the start of the basic block.
2698 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2699 arguments instead of 1.
2701 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2704 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2705 zero for nested functions needing a static chain or functions
2706 with a non-constant address.
2708 2005-01-13 Roger Sayle <roger@eyesopen.com>
2710 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2711 (and (sign_extend X) C) into (zero_extend (and X C)).
2713 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2715 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2717 2005-01-13 Richard Henderson <rth@redhat.com>
2722 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2723 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2724 not just TARGET_SSE.
2725 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2726 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2727 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2728 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2729 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2730 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2731 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2732 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2733 (movdicc_c_rex64): Rename with '*'.
2734 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2735 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2736 (movsfcc_1_387): Rename from movsfcc_1.
2737 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2738 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2739 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2740 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2741 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2742 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2743 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2744 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2745 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2746 sse_movdfcc_const0_4): Remove.
2747 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2748 recognize min/max early. Update for changed sse cmove patterns.
2749 (ix86_split_sse_movcc): New.
2750 * config/i386/i386-protos.h: Update.
2752 2005-01-13 Steven Bosscher <stevenb@suse.de>
2754 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2755 (fix_stmt_v_may_defs): Likewise.
2757 2005-01-13 Richard Henderson <rth@redhat.com>
2759 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2760 for converting the mask.
2762 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2764 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2767 2005-01-13 Richard Henderson <rth@redhat.com>
2769 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2770 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2771 IX86_BUILTIN_MOVDQ2Q): Remove.
2772 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2773 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2774 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2776 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2777 (sse2_pextrw): Fix immediate constraint.
2778 (sse2_loadq, sse2_loadq_rex64): Remove.
2779 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2780 Use __builtin_ia32_vec_ext_<size>.
2781 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2783 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2785 * function.c (assign_parm_setup_block): Look inside original
2786 entry_parm when inspecting PARALLEL.
2788 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2789 Joel Sherrill <joel@oarcorp.com>
2792 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2793 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2794 rtems_gxx_recursive_mutex_init.
2795 (__gthread_recursive_mutex_lock): New function.
2796 (__gthread_recursive_mutex_trylock): Likewise.
2797 (__gthread_recursive_mutex_unlock): Likewise.
2799 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2801 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2803 2005-01-13 Jan Beulich <jbeulich@novell.com>
2805 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2806 (ashrti3_internal): Indicate output is early clobber. Generate result
2807 into output rather than first input. Use move for low word of output
2808 if shift count is exactly 64.
2809 (lshrti3_internal): Likewise.
2811 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2815 * reload1.c (delete_output_reload): Don't delete an output reload
2816 if the pseudo lives longer than a single basic block. Adjust and
2817 improve wording of comment.
2819 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2822 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2823 of TYPE_SIZE where we mean the number of bytes.
2825 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2827 * function.c (assign_parm_setup_block): Relax condition on
2828 multi-register optimization.
2830 2005-01-12 Nick Clifton <nickc@redhat.com>
2832 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2833 an "in_delay_slot" attribute of "no" to prevent them being used in
2834 delay slots. This is forbidden because they might generate
2837 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2840 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2843 2005-01-12 Nick Clifton <nickc@redhat.com>
2845 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2846 passed on to GAS) but do not define, as GAS no longer supports or
2847 needs the -m2000 option.
2849 2005-01-11 Roger Sayle <roger@eyesopen.com>
2851 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2852 type as args of unprototyped builtins aren't automatically promoted.
2853 (fold_builtin_abs): Likewise.
2855 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * Makefile.in: Set a `build-warn' variable.
2859 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2861 PR tree-optimization/17949
2862 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2863 (find_interesting_uses_address): Use it.
2865 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2867 * regrename.c (kill_value): Handle subreg's that won't simplify.
2869 2005-01-11 Richard Henderson <rth@redhat.com>
2872 * config/i386/i386.h (enum ix86_builtins): Move ...
2873 * config/i386/i386.c: ... here.
2874 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2875 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2876 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2877 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2878 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2879 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2880 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2881 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2882 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2883 IX86_BUILTIN_LOADDDUP): Remove.
2884 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2885 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2886 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2887 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2888 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2889 (ix86_init_builtins): Make static.
2890 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2891 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2892 if all the modes match. Otherwise, fake it.
2893 (get_element_number, ix86_expand_vec_init_builtin,
2894 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2895 (ix86_expand_builtin): Make static. Update for changed builtins.
2896 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2897 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2898 (ix86_expand_vector_init_duplicate): New.
2899 (ix86_expand_vector_init_low_nonzero): New.
2900 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2901 Split out from ix86_expand_vector_init; handle integer modes.
2902 (ix86_expand_vector_init): Use them.
2903 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2904 * config/i386/i386-protos.h: Update.
2905 * config/i386/predicates.md (reg_or_0_operand): New.
2906 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2907 (movv2sf_internal): Likewise. And a splitter to match them all.
2908 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2909 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2910 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2911 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2912 (mmx_pinsrw): Fix operand ordering.
2913 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2914 rather than sse_loadss expander.
2915 (movv2df splitter): Similarly.
2916 (sse_loadss, sse_loadlss): Remove.
2917 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2918 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2919 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2920 (sse3_movddup): Rename with '*'.
2921 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2922 (sse2_loadsd): Remove.
2923 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2924 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2925 (sse2_pinsrw): Fix argument ordering.
2926 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2927 (sse2_stored): Remove 'r' destination.
2928 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2929 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2930 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2931 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2932 vec_extractv16qi, vec_initv16qi): New.
2934 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2935 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2936 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2938 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2939 (_mm_load_si128, _mm_store_si128): Likewise.
2940 (_mm_load1_pd): Use _mm_set1_pd.
2941 (_mm_load_sd): Use _mm_set_sd.
2942 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2943 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2944 (_mm_set_epi64): Use _mm_set_epi64x.
2945 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2946 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2947 _mm_setr_epi8): Use _mm_set_foo form.
2948 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2949 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2950 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2951 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2952 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2953 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2954 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2955 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2956 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2957 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2958 (_mm_movedup_pd): Use _mm_shuffle_pd.
2959 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2960 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2961 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2962 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2964 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2965 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2966 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2967 (_mm_store_ps): Use raw dereference.
2968 (_mm_store1_ps): Use _mm_storeu_ps.
2969 (_mm_storer_ps): Use _mm_store_ps.
2970 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2971 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2973 2005-01-11 Stan Shebs <shebs@apple.com>
2975 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2976 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2978 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2981 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2982 Skip all DECLs except for FIELD_DECLs.
2984 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2986 * config/s390/s390.c (override_options): Return error if
2987 -mbackchain, -mpacked-stack and -mhard-float are used together.
2988 (s390_va_start): Remove the backchain && packed-stack special case.
2989 (s390_gimplify_va_arg): Likewise.
2990 * doc/invoke.texi: Remove the ABI incompatibility note.
2992 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2994 * config/s390/s390.c (struct s390_frame_layout): Remove
2996 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2997 save_backchain_p with TARGET_BACKCHAIN.
2999 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3002 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3003 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3004 * function.c (locate_and_pad_parm): Set new field.
3005 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3006 Tweak where_pad test to include "none". Always set mem align for
3008 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3009 not sufficient for type.
3010 (assign_parm_setup_block): If stack_parm is zero on entry, always
3011 make a new stack local. Block move old stack parm if necessary
3012 to new aligned stack local.
3013 (assign_parm_setup_stack): Use a block move to handle
3014 potentially misaligned entry_parm.
3015 (assign_parms_unsplit_complex): Specify required alignment when
3016 creating stack local.
3017 * calls.c (compute_argument_addresses): Override alignment of stack
3018 arg calculated from its type with the alignment given by
3019 FUNCTION_ARG_BOUNDARY.
3020 (store_one_arg): Likewise.
3022 2005-01-11 Jan Beulich <jbeulich@novell.com>
3024 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3025 Change respective itanium_class attribute to ialu.
3026 (shladdp4_internal): New.
3027 * config/ia64/predicates.md (shladd_log2_operand): New.
3029 2005-01-11 Richard Henderson <rth@redhat.com>
3031 * expr.c (store_constructor): Use rtvec_alloc instead of
3032 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3034 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3036 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3038 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3040 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3041 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3042 (TARGET_RWRELOC): Define.
3043 (ia64_rwreloc_section_type_flags): Delete.
3044 (ia64_section_type_flags): New function.
3045 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3046 (TARGET_RWRELOC): Define.
3048 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3051 * config/ia64/ia64.c (process_set): For alloc insn, only call
3052 process_epilogue is !frame_pointer_needed.
3054 2005-01-10 Roger Sayle <roger@eyesopen.com>
3057 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3058 unary operator and can't be treated as a binary/comparison operator.
3060 2005-01-10 Richard Henderson <rth@redhat.com>
3062 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3063 (ix86_return_in_memory): Likewise.
3064 (function_arg_advance): Likewise. Mirror structure in function_arg
3065 for choosing register to advance.
3067 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3069 * tree-vectorizer.c, tree.def: Fix comment typos.
3071 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3073 * config/s390/s390.c (struct processor_costs): 4 new fields:
3074 ddbr, ddr, debr, der.
3075 (s390_rtx_costs): More precise handling of divide instructions.
3077 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3079 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3081 2005-01-10 Jan Beulich <jbeulich@novell.com>
3083 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3084 names resulting from -ffunction-sections/-fdata-sections and linkonce
3086 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3087 based on the section name. Rearrange the section name comparison logic
3088 slightly so that each section name is compared against at most once.
3090 2005-01-10 Ben Elliston <bje@au.ibm.com>
3092 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3093 targets for which -fPIC reduces limitations on the GOT size.
3095 2005-01-09 Falk Hueffner <falk@debian.org>
3097 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3100 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3103 * collect2.c (main): Set aixrtl_flag for -brtl option.
3104 (resolve_lib_name): Search for .so file extension before .a
3107 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3109 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3110 (vect_analyze_data_refs_alignment): Add dump prints.
3112 2005-01-09 Ira Rosen <irar@il.ibm.com>
3114 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3115 expr_invariant_in_loop_p.
3116 Initialize outputs first thing in the function.
3117 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3118 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3119 (vect_analyze_pointer_ref_access): Check that the initial condition of
3120 the access function is loop invariant.
3122 2005-01-09 Richard Henderson <rth@redhat.com>
3124 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3125 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3126 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3127 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3128 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3129 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3130 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3131 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3132 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3133 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3134 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3135 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3136 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3137 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3138 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3139 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3140 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3141 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3142 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3143 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3144 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3145 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3146 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3148 (mmx_clrdi, pavgusb): Remove.
3149 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3150 with leading sse_ prefix.
3151 * config/i386/sse.md: Receive them.
3152 * config/i386/mmx.md: New file.
3153 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3154 (subrv2sf3): Turn into expander for normal subtraction.
3155 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3156 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3157 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3158 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3159 commutative; use ix86_binary_operator_ok.
3160 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3161 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3162 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3163 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3164 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3165 Macroize from existing patterns; use ix86_binary_operator_ok.
3166 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3167 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3168 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3169 with vec_select+vec_concat.
3170 (mmx_pshufw, mmx_pshufw_1): Likewise.
3171 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3172 (mmx_uavgv4hi3): Model correctly.
3173 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3174 _mm_xor_si64): Remove casts.
3176 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3178 PR tree-optimization/19224
3179 * tree-scalar-evolution.c (get_instantiated_value,
3180 set_instantiated_value): New functions.
3181 (instantiate_parameters_1): Cache the results.
3182 (instantiate_parameters, resolve_mixers): Initialize and free
3185 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3187 * config/i386/i386.md (addhi_4): Correct reference in comment.
3190 2005-01-08 Richard Henderson <rth@redhat.com>
3192 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3193 (_mm_cvtsi128_si64x): Likewise.
3194 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3195 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3196 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3197 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3198 * config/i386/i386-protos.h: Update.
3199 * config/i386/i386.c (print_operand): Add 'H'.
3200 (ix86_fixup_binary_operands): Split out from ...
3201 (ix86_expand_binary_operator): ... here.
3202 (ix86_fixup_binary_operands_no_copy): New.
3203 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3204 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3205 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3206 (safe_vector_operand): Use CONST0_RTX.
3207 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3208 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3209 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3210 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3212 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3213 (IX86_BUILTIN_CMPNGESS): New.
3214 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3215 (attr type): Add sselog1.
3216 (attr unit, attr memory): Handle it.
3217 (movti, movti_internal, movti_rex64): Move near other integer moves.
3218 (movtf, movtf_internal): Move near other fp moves.
3219 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3220 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3221 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3222 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3223 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3224 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3225 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3226 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3227 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3228 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3229 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3230 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3231 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3232 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3233 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3234 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3235 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3236 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3237 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3238 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3239 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3240 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3241 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3242 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3243 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3244 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3245 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3246 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3247 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3248 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3249 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3250 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3251 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3252 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3253 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3254 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3255 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3256 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3257 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3258 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3259 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3260 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3261 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3262 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3264 (SSEPUSH, push<SSEPUSH>): Remove.
3265 (MMXPUSH, push<MMXPUSH>): Remove.
3266 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3267 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3268 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3269 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3270 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3271 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3272 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3273 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3274 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3275 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3276 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3277 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3278 (ppro_sse_log_V4SF): Handle sselog1.
3279 * config/i386/predicates.md (const_0_to_1_operand): New.
3280 (const_0_to_255_mul_8_operand): New.
3281 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3282 (const_2_to_3_operand, const_4_to_7_operand): New.
3283 * config/i386/sse.md: New file.
3284 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3285 (sse_movups): Rename from sse_movups_1.
3286 (sse_loadlss): Rename from sse_loadss_1.
3287 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3289 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3290 (absv4sf2, negv2df, absv2df): New.
3291 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3292 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3293 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3294 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3295 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3296 (sse3_addsubv4sf3): Model correctly.
3297 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3298 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3299 (sse_movhlps): Model with vec_select+vec_concat.
3300 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3301 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3302 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3303 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3304 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3305 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3306 sse2_pshufhw_1): Likewise.
3307 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3308 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3309 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3310 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3311 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3312 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3313 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3314 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3315 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3316 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3317 sminv8hi3): Mark commutative
3318 operands. Use ix86_binary_operator_ok.
3319 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3320 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3321 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3322 sse2_punpcklqdq): Allow operand2 in memory.
3323 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3324 sse2_movsd): Add memory alternatives.
3325 (sse_storelps): Turn expander into an insn; split after reload.
3326 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3327 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3329 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3331 * configure.ac (DWARF-2 debug_line): Use objdump.
3332 * configure: Regenerate.
3334 2005-01-08 Jeff Law <law@redhat.com>
3335 Diego Novillo <dnovillo@redhat.com>
3337 PR tree-optimization/18241
3338 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3339 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3340 statements with volatile operands.
3341 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3342 operands after marking a statement with has_volatile_ops.
3344 2005-01-08 Roger Sayle <roger@eyesopen.com>
3346 * tree.c (int_fits_type_p): Always honor integer constant
3347 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3349 2005-01-08 Roger Sayle <roger@eyesopen.com>
3351 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3352 the latent bug in rtl_delete_block has been resolved.
3354 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3356 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3357 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3359 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3361 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3362 library as @multilib_dir@/$(SHLIB_SONAME).
3364 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3366 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3367 * configure: Regenerate.
3369 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3371 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3374 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3377 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3378 Convert non-word aligned offset address using ld/std into
3381 2005-01-07 Richard Henderson <rth@redhat.com>
3383 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3385 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3387 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3389 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3391 PR tree-optimization/19283
3392 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3393 is not shorter than the original type.
3395 PR rtl-optimization/19012
3396 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3398 PR rtl-optimization/18861
3399 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3400 (FULL_STATE): Define.
3401 (mark_tablejump_edge): New function.
3402 (purge_dead_tablejump_edges): New function.
3403 (find_bb_boundaries): Use it.
3405 PR tree-optimization/18828
3406 * builtins.c (expand_builtin_next_arg): Remove argument and all
3407 the argument checking.
3408 (expand_builtin): Adjust caller.
3409 (expand_builtin_va_start): Likewise. Remove error for too many
3411 (fold_builtin_next_arg): Issue error for too many arguments.
3412 After checking arguments, replace them with magic arguments that
3413 prevent further checking of the args.
3415 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3417 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3419 2005-01-06 Roger Sayle <roger@eyesopen.com>
3422 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3423 and %{.S:...} (and their negative variants) to test whether the
3424 input file is assembler or pre-processed-assembler independent of
3425 the actual filename extension.
3427 2005-01-06 Roger Sayle <roger@eyesopen.com>
3429 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3430 of sign or zero extended values.
3432 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3434 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3435 for IBM long double format correctly.
3437 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3439 Fix PR tree-optimization/18792
3441 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3442 to first_loop_depth, and use loop depth instead of loop number.
3443 (build_classic_dir_vector): Ditto.
3444 (compute_data_dependences_for_loop): Use depth, not loop number.
3445 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3446 number. Pass in loops, instead of loop numbers.
3447 (gather_interchange_stats): Ditto.
3448 (linear_transform_loops): Ditto.
3450 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3453 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3454 biv_fits_mode_p, extension_within_bounds_p): New functions.
3455 (check_ext_dependent_givs): Use them.
3457 2005-01-06 Roger Sayle <roger@eyesopen.com>
3459 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3460 more than one barrier, in which case we should delete them all.
3462 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3464 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3466 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3468 Fix PR middle-end/19286
3470 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3471 output this subprogram, simply ignore this attempt to do it again.
3472 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3473 origin attribute if it's not possible.
3474 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3475 (decls_for_scope): Ditto.
3476 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3477 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3479 2005-01-05 Richard Henderson <rth@redhat.com>
3482 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3483 (bdesc_2arg): Use it.
3484 (ix86_expand_binop_builtin): Force operands into registers
3486 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3487 ix86_expand_sse_compare, ix86_expand_sse_comi,
3488 ix86_expand_builtin): Likewise.
3490 2005-01-05 Richard Henderson <rth@redhat.com>
3492 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3494 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3495 (mulv4hi3): Set itanium_class mmmul.
3496 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3497 (fpack): Rename from fpack_sfsf.
3499 2005-01-05 Richard Henderson <rth@redhat.com>
3502 * reload1.c (do_input_reload): Restrict the optimization deleteing
3503 a previous output reload to RELOAD_FOR_INPUT.
3505 2005-01-05 Steven Bosscher <stevenb@suse.de>
3507 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3508 comment that we fall through after case.
3509 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3510 (distribute_links): Likewise.
3511 * cse.c (cse_insn): Likewise.
3512 * cselib.c (cselib_invalidate_mem): Likewise.
3513 * df.c: Update comments at the top of the file.
3514 (read_modify_subreg_p): Update comments here too.
3515 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3516 * flow.c (mark_set_1): Likewise.
3517 (mark_used_regs): Likewise.
3518 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3519 (canon_list_insert): Likewise.
3520 (mark_set): Likewise.
3521 (try_replace_reg): Likewise.
3522 (store_killed_in_insn): Likewise.
3523 * loop.c (count_one_set): Likewise.
3524 (basic_induction_var): Likewise.
3525 * postreload-gcse.c (find_mem_conflicts): Likewise.
3526 * postreload.c (reload_combine_note_store): Likewise.
3527 (move2add_note_store): Likewise.
3528 * reload.c (find_equiv_reg): Likewise.
3529 (mark_referenced_resources): Likewise.
3530 * rtlanal.c (set_noop_p): Likewise.
3531 (note_stores): Likewise.
3532 (note_uses): Likewise.
3533 * sched-deps.c (sched_analyze_1): Likewise.
3534 * sched-rgn.c (check_live_1): Likewise.
3535 (update_live_1): Likewise.
3536 * config/i860/i860.c: Likewise.
3538 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3540 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3542 * doc/rtl.texi: Update documentation for bit-fields and SET.
3544 2005-01-05 Roger Sayle <roger@eyesopen.com>
3546 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3548 2005-01-05 Jan Hubicka <jh@suse.cz>
3549 Richard Henderson <rth@redhat.com>
3552 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3555 2005-01-05 Richard Henderson <rth@redhat.com>
3558 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3559 (sse_shufps): Change operand 3 to const_int_operand.
3560 (sse2_storelps): Fix typo in template.
3561 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3562 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3563 (ix86_expand_builtin): Likewise.
3565 2005-01-05 Julian Brown <julian@codesourcery.com>
3567 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3568 as aggregates for AAPCS ABIs.
3570 2005-01-05 Stan Shebs <shebs@apple.com>
3572 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3573 Mach-O getters if ppc64.
3574 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3576 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3577 signed four-byte field for global code case.
3578 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3580 2005-01-05 Roger Sayle <roger@eyesopen.com>
3583 * c-common.c: Include real.h.
3584 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3585 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3586 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3587 * Makefile.in (c-common.o): Update dependencies.
3589 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3591 * c-parse.in (asm_string): Add trailing semicolon.
3593 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3595 * c-parse.in (asm_string): New. Don't allow wide strings in
3597 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3598 asm_string instead of STRING.
3600 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3602 * c-typeck.c (constructor_no_implicit): Remove.
3603 (set_designator, process_init_element): Don't check
3604 constructor_no_implicit.
3606 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3607 Kaz Kojima <kkojima@gcc.gnu.org>
3610 * lcm.c (create_pre_exit): New.
3611 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3612 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3614 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3616 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3617 -msoft-float in target_float_switch.
3618 * arm.c (arm_override_options): Fix processing of target_float_switch.
3620 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3622 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3625 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3627 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3628 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3630 2005-01-04 Roger Sayle <roger@eyesopen.com>
3632 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3633 if deleting the then-block allows the test-block to fallthru to the
3636 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3639 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3640 after the full declaration if the are in two different TUs.
3642 2005-01-04 Richard Henderson <rth@redhat.com>
3645 * tree-sra.c (generate_one_element_init): Just
3646 call gimplify_and_add.
3647 (generate_element_init): Record the
3648 new referenced variables and mark them for renaming
3649 and split out to ...
3650 (generate_element_init_1): This.
3651 (scalarize_init): Don't call push_gimplify_context/
3652 pop_gimplify_context.
3654 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3656 * toplev.c (get_src_pwd): Handle failure of getpwd().
3658 2005-01-04 Roger Sayle <roger@eyesopen.com>
3660 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3662 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3663 all the cases handled by it are inverted by invert_truthvalue.
3665 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3667 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3668 (save_register_windowsi): Likewise.
3670 2005-01-04 Richard Henderson <rth@redhat.com>
3672 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3674 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3677 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3678 any simplifications of vector mode comparison operators.
3679 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3681 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3682 Devang Patel <dpatel@apple.com>
3684 PR tree-optimization/18308
3685 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3686 the operands before creating a new expression.
3687 * dojump.c (do_jump): Make drop_through_label available
3688 for all cases. Add expansion of COND_EXPR.
3690 2005-01-04 Ira Rosen <irar@il.ibm.com>
3692 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3693 INTEGER_CST instead of TREE_CONSTANT.
3694 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3695 instead of TREE_CONSTANT.
3696 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3697 instead of TREE_CONSTANT.
3699 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3701 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3703 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3706 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3707 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3709 2005-01-03 Richard Henderson <rth@redhat.com>
3711 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3712 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3713 fold_convert_const_real_from_real): Split out from ...
3714 (fold_convert_const): ... here.
3716 2005-01-03 Richard Henderson <rth@redhat.com>
3719 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3720 (mov<MMXMODEI>_internal): Likewise.
3721 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3722 Add V2SF case; use it for SSE1; don't use TI.
3723 (movdf_integer): Likewise.
3724 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3726 2005-01-03 Ira Rosen <irar@il.ibm.com>
3728 * tree-vectorizer.c (vect_strip_conversions): New function.
3729 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3730 check for binary class.
3732 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3736 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3738 * gimple-low.c (mark_blocks_with_used_vars): New function.
3739 (mark_blocks_with_used_subblocks): Ditto.
3740 (mark_used_blocks): Ditto.
3741 (pass_mark_used_blocks): New pass.
3742 * tree-inline.c: Include debug.h.
3743 (expand_call_inline): Call outlining_inline_function here.
3744 * tree-optimize.c (init_tree_optimization_passes): Add
3745 pass_mark_used_blocks.
3746 * tree-pass.h (pass_mark_used_blocks): New.
3747 * Makefile.in (tree-inline.o): Add debug.h dependency.
3749 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3751 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3752 VAR_DECLs to have weak_import attribute.
3754 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3757 2004-01-03 Steven Bosscher <stevenb@suse.de>
3759 * passes.c (rest_of_compilation): Don't run regmove if only
3760 flag_expensive_optimizations, require flag_regmove instead.
3762 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3764 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3766 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3767 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3768 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3769 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3771 2005-01-03 Richard Henderson <rth@redhat.com>
3773 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3774 (ia64_const_ok_for_letter_p): New.
3775 (ia64_const_double_ok_for_letter_p): New.
3776 (ia64_extra_constraint): New.
3777 (ia64_expand_vecint_compare): New.
3778 (ia64_expand_vcondu_v2si): New.
3779 (ia64_expand_vecint_cmov): New.
3780 (ia64_expand_vecint_minmax): New.
3781 (ia64_print_operand): Add 'v'.
3782 (ia64_preferred_reload_class): New.
3783 (ia64_vector_mode_supported_p): New.
3784 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3785 (PREFERRED_RELOAD_CLASS): Move to function.
3786 (CONST_OK_FOR_LETTER_P): Move to function.
3787 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3788 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3789 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3790 (EXTRA_CONSTRAINT): Move to function.
3791 * config/ia64/ia64.md: Include vect.md.
3792 (itanium_class): Add mmalua.
3794 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3796 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3797 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3799 (const_int_2bit_operand): New.
3800 (fr_reg_or_0_operand): New.
3801 * config/ia64/ia64-modes.def: Add vector modes.
3802 * config/ia64/ia64-protos.h: Update.
3803 * config/ia64/vect.md: New file.
3805 2005-01-03 Richard Henderson <rth@redhat.com>
3807 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3809 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3812 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3814 (log1pdf2): Change mode of operands[0,1] to DFmode.
3816 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3818 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3819 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3820 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3821 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3822 SPARC_RELAXED_ORDERING.
3824 2005-01-03 Richard Henderson <rth@redhat.com>
3825 Uros Bizjak <uros@kss-loka.si>
3828 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3829 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3830 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3832 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3833 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3834 const_pow2_1_to_128_operand): New predicates.
3836 2005-01-02 Greg McGary <greg@mcgary.org>
3838 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3840 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3841 object. [ptr_type]: Remove unused variable.
3842 Remember nearest addressable array-element or record-component
3843 when checking bitfield components. Tolerate empty BIND_EXPR.
3845 2005-01-01 Richard Henderson <rth@redhat.com>
3847 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3848 that don't narrow the value. Fail for other conversions.
3850 2005-01-01 Richard Henderson <rth@redhat.com>
3853 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3854 * c-lang.c (finish_file): Don't do it here.
3855 * objc/objc-act.c (objc_finish_file): Likewise.
3857 * cgraph.c (decl_assembler_name_equal): New.
3858 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3859 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3860 * cgraph.h (struct cgraph_varpool_node): Add next.
3861 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3862 * varasm.c (assemble_alias): Mark the target as needed.
3864 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3867 * function.c (get_arg_pointer_save_area): Use entry_of_function
3868 instead of get_insns.
3870 2005-01-01 Roger Sayle <roger@eyesopen.com>
3871 Andrew Pinski <pinskia@physics.uc.edu>
3872 James E. Wilson <wilson@specifixinc.com>
3874 PR rtl-optimization/12092
3875 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3878 2005-01-01 Roger Sayle <roger@eyesopen.com>
3879 Olivier Hainque <hainque@act-europe.fr>
3881 * tree.c (int_fits_type_p): A narrower type always fits in a
3882 wider one, except for negative values into unsigned types.
3884 2005-01-01 Roger Sayle <roger@eyesopen.com>
3886 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3887 with the original constant rather than require TREE_OVERFLOW.
3889 2005-01-01 Steven Bosscher <stevenb@suse.de>
3892 * c-decl.c (finish_function): If compiling C99, annotate the
3893 compiler generated return with the current file name and line 0.
3894 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3895 the source line is greater than 0.
3896 (remove_bb): Likewise.
3898 See ChangeLog.12 for earlier changes.