1 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
4 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6 TARGET_ZARCH instead of TARGET_64BIT.
8 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
10 * config/rs6000/t-rtems:
11 (MULTILIB_OPTIONS): Remove mcpu=602.
12 (MUTLILIB_DIRNAMES): Remove m602.
13 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
14 Let mcpu=602 match mcpu=603.
15 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
22 2005-02-10 David Daney <ddaney@avtrex.com>
24 * config/alpha/linux-unwind.h: Add exception clause to copyright.
25 * config/i386/linux-unwind.h: Likewise.
26 * config/ia64/linux-unwind.h: Likewise.
27 * config/mips/linux-unwind.h: Likewise.
28 * config/pa/linux-unwind.h: Likewise.
29 * config/rs6000/linux-unwind.h: Likewise.
30 * config/s390/linux-unwind.h: Likewise.
31 * config/sh/linux-unwind.h: Likewise.
32 * config/sparc/linux-unwind.h: Likewise.
34 2005-02-10 Steven Bosscher <stevenb@suse.de>
36 PR tree-optimization/17549
37 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
38 TER to replace a DEF with its expression if the DEF and the
39 rhs of the expression we replace into have the same root
42 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
44 * config/mips/mips.md: Fix the placement of the match_scratch in the
47 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
49 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
52 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
54 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
55 (strip_offset): Handle addresses.
56 (add_address_candidates): Use strip_offset.
57 (difference_cost): Reflect strip_offset change.
58 (force_var_cost, difference_cost): Strip nops.
60 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
62 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
64 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
65 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
66 config/cris/cris-protos.h, config/cris/cris.c: Update
69 2005-02-10 Jeff Law <law@redhat.com>
71 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
72 (lookup_avail_expr): Similarly.
74 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
76 * builtins.c (fold_builtin_powi): New function.
77 (fold_builtin_1): Call it.
79 2005-02-10 Steven Bosscher <stevenb@suse.de>
81 PR documentation/19309
82 * doc/cpp.texi: The __GNUC__ and related predefined macros
83 are also defined for the "standalone" cpp.
84 Some non-GCC compilers may also define __GNUC__.
86 2005-02-10 Jakub Jelinek <jakub@redhat.com>
89 * c-typeck.c (common_type): New routine. Old common_type renamed
91 (c_common_type): ...this.
92 (build_conditional_expr, build_binary_op): Use c_common_type instead
95 2005-02-10 Steven Bosscher <stevenb@suse.de>
97 * doc/md.texi: Replace @samp{length} with @code{length}.
99 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
101 PR tree-optimization/18687
102 * tree-flow.h (find_loop_niter): Declare.
103 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
104 Try using scev even for loops with more than one exit.
105 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
106 (struct ivopts_data): Added niters field.
107 (struct nfe_cache_elt): New.
108 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
110 (tree_ssa_iv_optimize_init): Initialize niters cache.
111 (determine_number_of_iterations): Removed.
112 (find_induction_variables): Do not call determine_number_of_iterations.
113 Access niters for single exit through niter_for_single_dom_exit.
114 (add_iv_outer_candidates): Access niters for single exit through
115 niter_for_single_dom_exit.
116 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
117 number_of_iterations_cond.
118 (iv_period): New function.
119 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
120 (may_replace_final_value): Take data argument. Use
121 niter_for_single_dom_exit.
122 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
123 (rewrite_use_compare): Pass data to may_eliminate_iv.
124 (rewrite_use_outer): Pass data to may_replace_final_value.
125 (free_loop_data): Clean up the niters cache.
126 (tree_ssa_iv_optimize_finalize): Free the niters cache.
127 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
128 * tree-ssa-loop-niter.c (find_loop_niter): New function.
129 (find_loop_niter_by_eval): Use tree_int_cst_lt.
130 (num_ending_zeros): Moved to tree.c.
131 * tree.h (num_ending_zeros): Declare.
132 * tree.c (num_ending_zeros): Moved from tree.c.
134 2005-02-09 Richard Henderson <rth@redhat.com>
136 * builtins.c (DEF_BUILTIN): Add COND argument.
137 * tree.h (DEF_BUILTIN): Likewise.
138 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
139 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
141 (DEF_BUILTIN_STUB): New.
142 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
143 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
144 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
145 * c-common.c (DEF_BUILTIN): Add COND argument.
146 * tree.c (local_define_builtin): New.
147 (build_common_builtin_nodes): New.
149 2005-02-09 Roger Sayle <roger@eyesopen.com>
151 * fold-const.c (fold_strip_sign_ops): New function to simplify a
152 floating point expression ignoring the sign of the result.
153 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
154 (fold) <MULT_EXPR>: Use it to simplify x*x.
155 * tree.h (fold_strip_sign_ops): Prototype here.
156 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
157 argument. Use fold_strip_sign_ops to simplify the first argument.
158 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
159 first argument when the second argument is an even integer
160 constant, but only with -funsafe_math_optimizations.
161 (fold_builtin_1): Update call to fold_builtin_copysign.
163 2005-02-09 Ian Lance Taylor <ian@airs.com>
166 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
167 just check whether EH_FILTER_FAILURE falls through.
169 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
171 * gcc/haifa-sched.c (schedule_block): Make queued sched group
172 insns return to ready list in the next turn.
174 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
177 * builtins.def: New __builtin_powi[lf].
178 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
179 (expand_builtin_powi): New function.
180 (expand_builtin): Dispatch to expand_builtin_powi.
181 * libgcc2.h: Add prototypes for __builtin_powi[lf].
182 * libgcc2.c: Add __builtin_powi[lf] implementation.
183 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
184 * optabs.h: Add powi_optab.
185 * optabs.c (init_optabs): Initialize powi_optab.
186 * doc/extend.texi: Document __builtin_powi[lf].
188 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
190 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
193 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
196 * fold-const.c (try_move_mult_to_index): Remove redundant
197 type argument. Create ADDR_EXPR with correct type.
198 (fold): Update callers of try_move_mult_to_index. Convert
199 result to the appropriate type.
201 2005-02-09 Roger Sayle <roger@eyesopen.com>
204 * config/avr/avr.c (default_rtx_costs): Delete.
205 (avr_operand_rtx_cost): New function.
206 (avr_rtx_costs): Completely rewrite.
208 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
211 * config/cris/cris.c (in_code): New variable.
212 (cris_output_addr_const): Now a static function, a wrapper for
214 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
215 case from old cris_output_addr_const.
216 (cris_asm_output_label_ref): Similar for LABEL_REF.
217 (cris_output_addr_const_extra): Similar for UNSPEC.
218 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
219 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
220 * config/cris/cris-protos.h (cris_output_addr_const): Remove
222 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
223 (cris_asm_output_label_ref): Declare.
225 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
227 PR preprocessor/19801
228 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
229 filenames that changed when libcpp was moved to the toplevel.
231 2005-02-07 Roger Sayle <roger@eyesopen.com>
233 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
234 zero extensions of BImode operands. Call lowpart_subreg instead
235 of gen_lowpart_common and gen_lowpart_SUBREG.
237 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
240 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
241 * configure.ac: Set cc_for_cross_gnattools.
242 * configure: Regenerate.
244 2005-02-08 Alan Modra <amodra@bigpond.net.au>
247 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
249 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
252 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
255 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
257 * doc/extend.texi: Document deprecated extensions allowing
258 static floating-point members to have initializers and allowing
259 floating-point literals in integral constant expressions.
261 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
263 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
264 config/darwin7.h, config/mips/mips.c,
265 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
268 * cse.c: Update comments.
270 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
273 * builtins.c (fold_builtin_sqrt): Transform
274 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
277 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
278 Dorit Naishlos <dorit@il.ibm.com>
280 * doc/invoke.texi (ftree-vectorizer-verbose): New.
281 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
282 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
284 * tree.h (vect_set_verbosity_level): New extern function declaration
286 * tree-vectorizer.h (verbosity_levels): New enum type.
287 * tree-vectorizer.c (vect_debug_stats): Function removed.
288 (vect_debug_details): Likewise.
289 (vect_verbosity_level): Global variable was defined and initialized.
290 (vect_dump): Global variable definition.
291 (vect_print_dump_info): New function.
292 (vect_set_dump_settings): New function.
293 (vect_set_verbosity_level): New function.
294 (vectorize_loops): Add call to vect_set_dump_settings.
296 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
297 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
298 (slpeel_tree_peel_loop_to_edge): Likewise.
300 (vect_analyze_offset_expr): Call to vect_print_dump_info with
301 appropriate verbosity level instead of call to vect_debug_details
303 (vect_get_base_and_offset):
304 (vect_create_addr_base_for_vector_ref):
305 (get_vectype_for_scalar_type):
306 (vect_create_data_ref_ptr):
308 (vect_get_vec_def_for_operand):
309 (vect_finish_stmt_generation):
310 (vectorizable_assignment):
311 (vectorizable_operation):
312 (vectorizable_store):
314 (vect_transform_stmt):
315 (vect_update_ivs_after_vectorizer):
316 (vect_do_peeling_for_loop_bound):
317 (vect_update_inits_of_drs):
318 (vect_do_peeling_for_alignment):
319 (vect_transform_loop):
320 (vect_is_simple_use):
321 (vect_analyze_operations):
322 (vect_is_simple_iv_evolution):
323 (vect_analyze_scalar_cycles):
324 (vect_analyze_data_ref_dependence):
325 (vect_analyze_data_ref_dependences):
326 (vect_compute_data_ref_alignment):
327 (vect_enhance_data_refs_alignment):
328 (vect_analyze_data_refs_alignment):
329 (vect_analyze_data_ref_access):
330 (vect_analyze_data_ref_accesses):
331 (vect_analyze_pointer_ref_access):
332 (vect_get_memtag_and_dr):
333 (vect_analyze_data_refs):
334 (vect_mark_relevant):
335 (vect_stmt_relevant_p):
336 (vect_mark_stmts_to_be_vectorized):
337 (vect_can_advance_ivs_p):
338 (vect_get_loop_niters):
339 (vect_analyze_loop_form):
341 (vectorize_loops): Likewise.
343 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
344 (vect_update_inits_of_drs):
345 (vect_do_peeling_for_alignment):
346 (vect_transform_loop):
347 (vect_analyze_operations):
348 (vect_analyze_scalar_cycles):
349 (vect_analyze_data_ref_dependences):
350 (vect_analyze_data_refs_alignment):
351 (vect_analyze_data_ref_accesses):
352 (vect_analyze_data_refs):
353 (vect_mark_stmts_to_be_vectorized):
354 (vect_get_loop_niters):
355 (vect_analyze_loop_form):
356 (vect_analyze_loop): Likewise.
357 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
359 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
363 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
364 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
365 either -ffast-math or -funsafe-math-optimizations is in use.
367 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
368 * config/mips/irix-csr.c: New file.
369 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
370 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
371 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
374 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
376 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
377 redundant, incorrect definitions.
379 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
381 ("*tls_indirect_call"): New, reference hard regs directly.
382 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
384 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
386 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
387 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
389 2005-02-06 Roger Sayle <roger@eyesopen.com>
391 PR rtl-optimization/19800
392 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
393 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
396 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
398 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
400 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
403 * doc/invoke.texi: Correct documentation of -freorder-functions.
405 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
408 * doc/invoke.texi: Don't mention gccbug.
410 2005-02-06 Roger Sayle <roger@eyesopen.com>
411 Andrew Pinski <pinskia@physics.uc.edu>
412 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
414 * simplify-rtx.c (simplify_relational_operation_1): Simplify
415 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
416 into just (zero_extract:SI FOO (const_int 1) BAR).
418 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
420 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
421 macro locally. Don't give last revision date. Use GCC version
422 number from gcc-common.texi.
423 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
424 revision date. Use GCC version number from gcc-common.texi.
425 Describe being a library as current state rather than as 3.x
427 * doc/gcc.texi: Remove last update date.
428 * doc/gccint.texi: Likewise. Update copyright dates.
429 * doc/install.texi: Update copyright dates.
431 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
434 * doc/invoke.texi: Mention for each option included in -Wall that
435 it is included in -Wall.
436 * doc/gcc.texi: Update copyright and last modification date.
438 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
440 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
441 unnecessary cast to original induction variable increments.
443 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
445 PR tree-optimization/18219
446 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
449 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
451 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
452 Set bitpos and offset later in the function. Do nothing if the
453 target is a register and if the bitfield lies completely outside
455 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
456 here. Return an uninitialised register if the source value is stored
457 in a register and the bitfield lies completely outside that register.
459 2005-02-06 Steven Bosscher <stevenb@suse.de>
461 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
464 2005-02-06 Marcin Dalecki <martin@dalecki.de>
466 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
468 2005-02-06 Geoffrey Keating <geoffk@apple.com>
470 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
471 * config/darwin8.h: New.
472 * config/darwin7.h: Update comment.
474 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
475 Dorit Naishlos <dorit@il.ibm.com>
477 * tree-vectorizer.h (LOC): New type.
478 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
479 (loop_line_number): New field in struct _loop_vec_info.
480 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
482 * tree-vectorizer.c (input.h): Included.
483 (find_loop_location): New function.
484 (vect_debug_stats): Argument changed from loop to LOC. Computation of
485 loop line number removed.
486 (vect_debug_details): Likewise.
487 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
489 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
490 call to vect_debug_details/stats changed from loop to loop_loc.
491 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
492 (slpeel_tree_peel_loop_to_edge): Likewise.
494 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
495 changed from NULL to UNKNOWN_LOC.
496 (vect_get_base_and_offset):
497 (vect_create_addr_base_for_vector_ref):
498 (get_vectype_for_scalar_type):
499 (vect_create_data_ref_ptr):
501 (vect_get_vec_def_for_operand):
502 (vect_finish_stmt_generation):
503 (vectorizable_assignment):
504 (vectorizable_operation):
505 (vectorizable_store):
507 (vect_transform_stmt):
508 (vect_update_ivs_after_vectorizer):
509 (vect_do_peeling_for_loop_bound):
510 (vect_do_peeling_for_alignment):
511 (vect_transform_loop):
512 (vect_is_simple_use):
513 (vect_analyze_operations):
514 (vect_is_simple_iv_evolution):
515 (vect_analyze_scalar_cycles):
516 (vect_analyze_data_ref_dependences):
517 (vect_compute_data_ref_alignment):
518 (vect_enhance_data_refs_alignment):
519 (vect_analyze_data_ref_access):
520 (vect_analyze_data_ref_accesses):
521 (vect_analyze_pointer_ref_access):
522 (vect_get_memtag_and_dr):
523 (vect_analyze_data_refs):
524 (vect_mark_relevant):
525 (vect_stmt_relevant_p):
526 (vect_mark_stmts_to_be_vectorized):
527 (vect_can_advance_ivs_p):
528 (vect_get_loop_niters):
530 (vectorize_loops): Likewise.
532 (vectorizable_load): Argument in call to vect_debug_details/stats
533 changed from loop to LOOP_LOC (loop_vinfo).
534 (vect_transform_loop):
535 (vect_analyze_operations):
536 (vect_analyze_scalar_cycles):
537 (vect_analyze_data_ref_dependence):
538 (vect_enhance_data_refs_alignment):
539 (vect_analyze_data_ref_accesses):
540 (vect_analyze_pointer_ref_access):
541 (vect_analyze_data_refs):
542 (vect_analyze_loop): Likewise.
544 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
545 changed from loop to loop_loc.
547 (vect_enhance_data_refs_alignment): Removed unused variable loop.
549 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
550 Dorit Naishlos <dorit@il.ibm.com>
552 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
554 (vect_analyze_data_ref_dependences): Likewise.
556 (vect_is_simple_use): Argument changed from loop structure to
557 loop_vect_info structure.
558 (vect_can_advance_ivs_p): Likewise.
559 (vect_create_index_for_vector_ref): Likewise.
560 (vect_update_ivs_after_vectorizer): Likewise.
561 (new_stmt_vec_info): Likewise.
563 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
564 changed from loop to loop_vinfo.
565 (vect_create_data_ref_ptr): First argument in call to
566 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
567 (vectorizable_assignment): Second argument in call to vect_is_simple_use
568 was changed from loop to loop_vinfo.
569 (vectorizable_operation): Likewise.
570 (vectorizable_store): Likewise.
571 (vect_mark_stmts_to_be_vectorized): Likewise.
572 (vect_do_peeling_for_loop_bound): First argument in call to
573 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
574 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
575 was changed from loop to loop_vinfo.
576 (vect_analyze_data_ref_dependences): Third argument in call to
577 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
579 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
580 (vect_create_data_ref_ptr): Likewise.
581 (vect_init_vector): Likewise.
582 (vect_get_vec_def_for_operand): Likewise.
583 (vectorizable_assignment): Likewise.
584 (vectorizable_operation): Likewise.
585 (vectorizable_store): Likewise.
586 (vectorizable_load): Likewise.
587 (vect_update_ivs_after_vectorizer): Likewise.
588 (vect_is_simple_use): Likewise.
589 (vect_analyze_data_ref_dependence): Likewise.
590 (vect_analyze_pointer_ref_access): Likewise.
591 (vect_can_advance_ivs_p): Likewise.
593 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
594 before _stmt_vec_info.
595 (_stmt_vec_info): Loop field replaced by loop_vec_info.
596 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
597 (new_stmt_vec_info): Argument changed from loop structure to
598 loop_vect_info structure
600 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
601 (vect_analyze_offset_expr): Avoid 80 columns overflow.
602 (vect_create_addr_base_for_vector_ref): Likewise.
603 (vect_analyze_pointer_ref_access): Likewise.
605 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
608 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
609 phi flag if the phi is abnormal.
611 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
614 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
615 information for the new statement.
617 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
620 * gcc.c (main): Include the target in -v output.
622 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
624 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
625 Do not drop the extend if we'd have to add a paradoxical subreg
626 later. Include optabs.h and insn-codes.h.
627 * Makefile.in (combine.o): Depend on $(OPTABS_H).
629 2005-02-02 Roger Sayle <roger@eyesopen.com>
632 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
633 * fold-const.c (const_binop): Avoid constant folding floating
634 point operations in modes that use composite representations.
635 * simplify-rtx.c (simplify_binary_operation): Likewise.
637 2005-02-02 Geoffrey Keating <geoffk@apple.com>
639 * config/rs6000/altivec.md (altivec_dst): Make the first operand
641 (altivec_dstt): Likewise.
642 (altivec_dstst): Likewise.
643 (altivec_dststt): Likewise.
644 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
647 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
649 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
650 EXPR_LOCUS from orig_cond to the new cond_stmt.
651 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
654 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
656 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
657 standard_iv_increment_position. Remove call to bsi_next
658 (no need to bump the iterator anymore).
659 (vect_create_index_for_vector_ref): Call
660 standard_iv_increment_position. Remove second function argument.
661 (vect_finish_stmt_generation): Remove call to bsi_next
662 (no need to bump the iterator anymore).
663 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
664 to vect_create_index_for_vector_ref.
666 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
668 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
669 phis are used out of the loop.
671 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
674 * c-decl.c (undef_nested_function): New variable.
675 (pop_scope): Diagnose undefined nested functions.
676 (finish_function): Don't attempt cgraph processing or genericizing
677 if current top-level function contained an undefined nested
678 function. Reset undef_nested_function at the end of a top-level
681 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
683 * tree.c (build_int_cst_type): Take sign of the value into account
684 when deciding whether sign extend the value.
686 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
689 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
690 (cpp_options, cc1_options): Change %{std*&ansi} to
691 %{std*&ansi&trigraphs}.
693 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
695 * cse.c: Update comments.
697 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
699 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
700 arguments go on the stack. Do not put complex doubles in odd/even
703 2005-02-02 Steven Bosscher <stevenb@suse.de>
705 * doc/invoke.texi: Update the options enabled at -O1, -O2,
706 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
707 -ftree-pre, and -fthread-jumps.
709 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
711 PR tree-optimization/19578
712 * tree-flow.h (modified_noreturn_calls): Declare.
713 (noreturn_call_p): Declare.
714 * tree-flow-inline.h (noreturn_call_p): New function.
715 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
716 * tree-cfg.c (modified_noreturn_calls): New variable.
717 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
718 that contain a mid-block noreturn call.
719 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
721 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
723 * df.c (df_def_record_1, df_uses_record): Don't use
725 * df.h (DF_FOR_REGALLOC): Remove.
727 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
730 * c-typeck.c (really_start_incremental_init): Reset
731 constructor_max_index for arrays of incomplete type.
733 2005-02-02 Jeff Law <law@redhat.com>
735 * gcse.c (struct reg_set): Store the block index where the register
736 was set rather than the setting insn.
737 (record_one_set, compute_transp): Corresponding changes.
738 (pre_insert_copy_insn): Do not call replace_one_set.
739 (replace_one_set): Remove.
741 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
744 * doc/gcov.texi: Fix typo.
746 2005-02-01 Richard Henderson <rth@redhat.com
749 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
750 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
752 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
753 * config/i386/i386-protos.h: Update.
755 2005-02-01 Steven Bosscher <stevenb@suse.de>
757 PR tree-optimization/19217
758 * tree-cfg.c (verify_expr): Use the data field to see if TP was
759 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
760 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
761 that it is walking a PHI node.
763 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
765 * doc/extend.texi (Nested Functions): Update.
767 2005-02-01 Richard Henderson <rth@redhat.com>
770 * optabs.c (expand_copysign_absneg): Export.
771 * optabs.h (expand_copysign_absneg): Declare.
772 * config/rs6000/rs6000.md (copysigntf3): New.
774 2005-02-01 Diego Novillo <dnovillo@redhat.com>
776 PR tree-optimization/19633
777 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
778 * tree-ssa-alias.c (init_alias_info): Initialize.
779 (merge_pointed_to_info): Set.
780 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
781 (dump_points_to_info_for): Show value of pt_null.
782 (struct count_ptr_d): Declare.
783 (find_ptr_dereference): Remove.
784 (ptr_is_dereferenced_by): Remove.
785 (count_ptr_derefs): New local function.
786 (count_uses_and_derefs): New local function.
787 (compute_points_to_and_addr_escape): Call it. If the number
788 of dereferences is greater than zero, mark the pointer as
789 dereferenced. If there are fewer dereferences than uses of
790 the pointer, the pointer's value escapes.
792 2005-02-01 Diego Novillo <dnovillo@redhat.com>
794 PR tree-optimization/19670
795 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
797 (verify_use): ... set it here, instead.
799 2005-02-01 Janis Johnson <janis187@us.ibm.com>
801 * doc/sourcebuild.texi (Test directives): Fix formatting.
803 * doc/sourcebuild.texi (Test directives): Describe selector
806 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
808 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
809 specific 64-bit CPUs.
811 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
814 * arm.c (arm_eliminable_register): New function.
815 (adjacent_mem_locations): Don't allow eliminable registers. Use
816 HOST_WIDE_INT for address offsets.
817 * arm-protos.h (arm_eliminable_register): Add prototype.
819 2005-02-01 Steven Bosscher <stevenb@suse.de>
821 PR optimization/15242
822 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
823 * basic-block.h (duplicate_computed_gotos): Add prototype.
824 * bb-reorder.c (duplicate_computed_gotos): New function to
825 duplicate sufficiently small blocks ending in a computed jump.
826 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
827 if not optimizing for size.
828 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
829 never do tail merging for blocks ending in a computed jump.
830 * doc/invoke.texi: Document the max-goto-duplication-insns param.
832 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
834 Patch from Richard Sandiford <rsandifo@redhat.com>
835 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
836 from inheriting a subreg equivalence with a non-spill register.
838 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
840 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
842 * config/frv/frv.c (movcc_fp_destination_operand): New.
843 (gpr_or_memory_operand): Fix typo in comment.
844 (gpr_or_memory_operand_with_scratch): New.
845 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
846 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
847 movcc_fp_destination_operand.
848 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
849 Legitimize memory addresses using a scratch register.
851 2005-01-31 Jeff Law <law@redhat.com>
853 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
854 bitmap a sparse bitmap instead of a simple bitmap.
855 (mark_def_sites_initialize_block): Corresponding changes.
856 (ssa_mark_def_sites_initialize_block): Likewise.
857 (ssa_mark_phi_uses): Likewise.
858 (mark_def_site, ssa_mark_def_sites): Likewise.
859 (mark_def_site_blocks): Likewise.
860 (rewrite_ssa_into_ssa): Likewise.
862 * tree-ssa-dom.c (record_cond): Pass correct variable type
863 for last argument to htab_find_slot_with_hash.
865 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
866 effects when optimizing 0 % X. Do not try to optimize X % 0.
868 2005-01-31 James E. Wilson <wilson@specifixinc.com>
870 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
873 2005-02-01 Eric Christopher <echristo@redhat.com>
875 * config/mips/mips.c (override_options): Warn if -mint64
877 * doc/invoke.texi (MIPS Options): Document that -mint64 is
880 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
882 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
884 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
885 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
886 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
887 (cached_regno): Initialize to INVALID_REGNUM.
888 (cse_reg_info_table_size,
889 cse_reg_info_table_first_uninitialized,
890 cse_reg_info_timestamp): New.
891 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
893 (init_cse_reg_info, get_cse_reg_info_1): New.
894 (get_cse_reg_info): Cache the last look-up.
895 (new_basic_block): Update the code to clear mappings from
896 registers to cse_reg_info entries.
897 (cse_main): Call init_cse_reg_info.
899 * cse.c (get_cse_reg_info): Update a comment.
901 2005-01-31 Steven Bosscher <stevenb@suse.de>
904 * c-decl.c (start_decl): Do not warn about arrays of elements with
905 an incomplete type here.
906 (grokdeclarator): Do it here by making a pedwarn an error.
907 * c-typeck.c (push_init_level): If there were previous errors with
908 the constructor type, do not warn about braces for initializers.
909 (process_init_element): Likewise for excess initializer elements.
911 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
913 * cse.c (delete_trivially_dead_insn): Don't iterate.
915 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
917 * config/rs6000/rs6000.md (copysignsf3): New expand.
918 (copysigndf3): Likewise.
920 2005-01-31 Steven Bosscher <stevenb@suse.de>
922 * recog.c (constrain_operands): Only look for earlyclobber operand
923 conflicts if an '&' constraint was seen.
925 2005-01-31 Marc Espie <espie@openbsd.org>
927 * config.gcc: Don't include embedded systems fragment, switches default
928 debugging format to ELF.
929 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
930 longer pick it up there.
932 2005-01-31 Dale Johannesen <dalej@apple.com>
934 * doc/extend.texi (nested functions): Fix linkage description.
935 Clarify that static is not allowed.
937 2005-01-31 Dale Johannesen <dalej@apple.com>
939 * config/rs6000/darwin.md (movsf_low_di): Make work.
940 (movdf_low_di): Make work.
942 2005-01-31 Dale Johannesen <dalej@apple.com>
944 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
945 Make work for 64 bit.
947 2005-01-31 Roger Sayle <roger@eyesopen.com>
948 Dale Johannesen <dalej@apple.com>
951 * fold-const.c (fold_binary_op_with_conditional_arg):
952 Make types match original operands, before STRIP_NOPS.
954 2005-01-31 Alan Modra <amodra@bigpond.net.au>
956 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
957 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
958 (struct gcc_sigcontext): Delete. Merge contents to..
959 (struct gcc_ucontext): ..here.
960 (get_sigcontext): Delete.
961 (get_regs): New function, like get_sigcontext but return regs ptr.
962 64-bit version finds regs from r1 to support vdso.
963 (ppc_linux_aux_vector): New function.
964 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
967 2005-01-31 Ira Rosen <irar@il.ibm.com>
969 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
971 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
972 redundant fold. Fix misalignment for MINUS_EXPR.
973 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
974 (vect_analyze_pointer_ref_access): Likewise.
975 (vect_get_memtag_and_dr): Likewise.
977 2005-01-31 Richard Henderson <rth@redhat.com>
979 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
980 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
981 absnegdf2_i387, absnegxf2_i387): Likewise.
983 2005-01-31 Richard Henderson <rth@redhat.com>
986 * optabs.c (expand_copysign_absneg): New.
987 (expand_copysign_bit): Split out from ...
988 (expand_copysign): ... here. Use expand_copysign_absneg.
990 2005-01-30 Roger Sayle <roger@eyesopen.com>
993 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
994 constant as the second operand and a register as the third.
996 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
999 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1000 that dllimport'd functions do not use all call-clobbered registers
1003 2005-01-30 Richard Henderson <rth@redhat.com>
1006 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1007 expand_abs_nojump and generalize. Use operand_subword and
1008 emit_no_conflict_block. Support large modes.
1009 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1011 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1012 negation to subtraction.
1013 (expand_copysign): Check that the format has signed zeros.
1014 Use operand_subword and emit_no_conflict_block. Support large modes.
1016 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1018 Fix PR tree-optimization/19624
1020 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1021 * tree-ssa-pre.c: Add cfgloop.h.
1023 (pre_stats): New member, constified.
1024 (inserted_exprs): New static variable.
1025 (NECESSARY): New macro.
1026 (create_expression_by_pieces): Fold the expression, and
1027 mark it as defaulting to not necessary. Also put in
1029 (fully_constant_expression): New function.
1030 (insert_into_preds_of_block): Modify to not insert phis when we
1031 are playing with induction variables.
1032 Push phis onto the inserted_exprs vector, and mark them as not
1033 necessary by default.
1034 (insert_aux): Call fully_constant_expression on eprime.
1035 If all edges produce the same value, mark it constant.
1036 (mark_operand_necessary): New function.
1037 (remove_dead_inserted_code): New function.
1038 (init_pre): Init loop optimizer to get loop info.
1039 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1040 (execute_pre): Commit edge inserts, then remove dead code.
1042 2005-01-30 Richard Henderson <rth@redhat.com>
1044 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1045 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1047 2005-01-30 Richard Henderson <rth@redhat.com>
1050 * config/i386/i386.c (ix86_expand_copysign): New.
1051 (ix86_split_copysign_const): New.
1052 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1053 rearrange op1/nmask operands.
1054 * config/i386/i386-protos.h: Update.
1055 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1056 (copysigndf3): Likewise.
1057 (copysignsf3_const, copysigndf3_const): New.
1058 (copysignsf3_var): Rename from copysignsf3, split out splitter
1059 and fix split predicate for X constraint.
1060 (copysigndf3_var): Similarly.
1062 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1064 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1065 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1066 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1068 2005-01-29 Richard Henderson <rth@redhat.com>
1071 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1072 of # and * in constraints.
1074 2005-01-29 Richard Henderson <rth@redhat.com>
1077 * expr.c (store_field): Don't strip sub-mode cast when the input
1078 data is even smaller.
1080 2005-01-29 Richard Henderson <rth@redhat.com>
1083 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1086 2005-01-29 Richard Henderson <rth@redhat.com>
1088 * combine.c (make_field_assignment): Fix argument order
1091 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1093 PR tree-optimization/15791
1094 * fold-const.c (extract_array_ref): New function.
1095 (fold): Fold comparisons between &a[i] and &a[j] or
1096 semantically equivalent trees.
1098 2005-01-29 Jeff Law <law@redhat.com>
1100 * gcse.c (insert_expr_in_table): Revamp handling of available
1101 and anticipatable occurrence lists to avoid unnecessary list
1103 (insert_set_in_table): Similarly.
1105 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1107 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1109 (c_build_qualified_type): Build qualified array types with
1110 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1111 * c-decl.c (c_make_fname_decl): Build unqualified array type
1112 before qualified type.
1113 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1114 type is qualified, not just if type itself is. Don't apply
1115 qualifiers to array type when declarator is processed. Apply
1116 qualifiers to field type whether or not it is an array type.
1117 Don't handle array types specially for applying qualifiers to
1119 * c-typeck.c (composite_type): Build unqualified element type and
1120 array type when forming composite of array types.
1121 (common_pointer_type, comptypes, comp_target_types,
1122 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1123 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1125 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1126 (args2) in variables a1 and a2.
1128 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1130 * cse.c (n_elements_made, max_elements_made): Remove.
1131 (insert): Don't touch n_elements_made.
1132 (cse_main): Don't touch n_elements_made or max_elements_made.
1134 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1137 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1138 configuration part of dp-bit.c to be lost.
1140 2005-01-28 Roger Sayle <roger@eyesopen.com>
1142 * expmed.c (expand_mult_highpart_optab): When attempting to use
1143 a non-widening multiplication in a wider mode, the operands need
1144 to be converted (zero or sign extended) to that mode.
1146 2005-01-28 Ian Lance Taylor <ian@airs.com>
1150 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1151 through if both operands fall through.
1153 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1155 * cse.c (fold_rtx) <PC>: Don't optimize.
1157 2005-01-28 Jeff Law <law@redhat.com>
1159 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1160 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1162 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1164 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1165 cse_reg_info_used_list_end): Remove.
1166 (cse_reg_info_list, cse_reg_info_list_free): New.
1167 (get_cse_reg_info): When allocating an instance of
1168 cse_reg_info, add it to the beginning of the cse_reg_info_list
1169 list. Remove code to maintain cse_reg_info_used_list.
1170 (new_basic_block): Reset the free list to the beginning of
1173 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1175 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1176 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1177 (frv_expand_mdpackh_builtin): New function.
1178 (frv_expand_builtin): Use it to expand __MDPACKH.
1179 * doc/extend.texi (__MDPACKH): Update documentation.
1181 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1183 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1184 SSE_FLOAT_MODE_P for use_sse computation.
1186 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1189 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1191 2005-01-27 Richard Henderson <rth@redhat.com>
1193 * builtins.c (expand_builtin_copysign): New.
1194 (expand_builtin): Call it.
1195 * genopinit.c (optabs): Add copysign_optab.
1196 * optabs.c (init_optabs): Initialize it.
1197 (expand_copysign): New.
1198 * optabs.h (OTI_copysign, copysign_optab): New.
1199 (expand_copysign): Declare.
1201 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1202 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1204 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1205 (ix86_expand_fp_absneg_operator): ... here.
1206 (ix86_split_copysign): New.
1207 * config/i386/i386-protos.h: Update.
1208 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1209 (copysignsf3, copysigndf3): New.
1211 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1212 (copysignsf3, ncopysignsf3): New.
1213 (copysigndf3, ncopysigndf3): New.
1214 (copysignxf3, ncopysignxf3): New.
1215 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1217 2005-01-27 Arend Bayer <arend.bayer@web.de>
1218 Kazu Hirata <kazu@cs.umass.edu>
1220 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1221 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1222 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1225 2005-01-27 Jeff Law <law@redhat.com>
1227 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1228 definitions of SSA_NAMEs which are not being rewritten.
1229 (rewrite_ssa_into_ssa): Only initialize the current definition
1230 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1231 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1232 SSA_NAMEs before returning.
1234 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1236 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1237 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1238 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1239 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1240 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1242 2005-01-27 Steven Bosscher <stevenb@suse.de>
1245 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1246 higher to -O2 and higher. Likewise for tree PRE.
1247 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1250 2005-01-27 Ian Lance Taylor <ian@airs.com>
1253 * gimple-low.c (try_catch_may_fallthru): New static function.
1254 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1255 * tree-inline.c (expand_call_inline): Don't warn about reaching
1256 the end of a non-void function being inlined if the function uses
1259 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1261 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1264 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1265 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1266 (implicitly_declare): Handle error_mark_node.
1268 2005-01-27 Richard Henderson <rth@redhat.com>
1271 * tree.h (struct tree_decl): Add debug_expr_is_from.
1272 (DECL_DEBUG_EXPR_IS_FROM): New.
1273 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1274 * dwarf2out.c (dwarf2out_var_location): Update to match.
1275 * tree-outof-ssa.c (create_temp): Likewise.
1276 * var-tracking.c (track_expr_p): Likewise.
1277 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1278 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1279 * toplev.c (default_tree_printer): Likewise.
1281 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1283 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1284 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1286 2005-01-27 Steven Bosscher <stevenb@suse.de>
1288 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1289 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1290 ASM_CLOBBERS): Add tree checks.
1292 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1293 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1294 * c-common.def (SWITCH_STMT): Update to match.
1295 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1296 macros instead of SWITCH_EXPR ones.
1297 * c-dump.c (c_dump_tree): Likewise.
1298 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1299 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1301 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1303 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1305 * unwind-dw2.c (execute_stack_op): Add missing cases for
1306 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1308 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1310 * config.gcc (Obsolete configurations): Remove 'dummy', add
1311 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1314 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1316 PR tree-optimization/19633
1317 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1319 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1320 are no call-clobbered variables.
1321 * tree-outof-ssa.c (check_replaceable): Return false for calls
1324 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1326 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1327 even for variables with NULL DECL_INITIAL.
1329 2005-01-26 Stuart Hastings <stuart@apple.com>
1331 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1333 2005-01-26 Richard Henderson <rth@redhat.com>
1336 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1338 * expr.c (store_field): Strip conversions to odd-bit-sized types
1339 if the destination field width matches.
1341 2005-01-26 Richard Henderson <rth@redhat.com>
1343 * c-decl.c, expmed.c, expr.c: Revert last change.
1345 2005-01-26 Richard Henderson <rth@redhat.com>
1348 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1350 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1351 if we don't need the bits above those present in the current mode.
1352 * expr.c (store_field): Strip conversions to odd-bit-sized types
1353 if the destination field width matches.
1355 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1357 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1358 either -ffast-math or -funsafe-math-optimizations is in use.
1360 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1364 * config/avr/avr.c (notice_update_cc): Only set condition code for
1365 ashrqi3 if shift count > 0.
1366 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1367 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1368 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1369 count <= 0 as a no-op, and shift count >= width by copying zero
1370 or sign bit to all bits of the result.
1371 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1372 count, with attribute "length" set to 0 and "cc" set to "none".
1374 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1376 * doc/invoke.texi: Document -mTLS.
1378 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1379 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1380 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1381 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1382 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1383 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1384 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1385 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1387 * configure.ac: Check for a TLS capable gas.
1389 * configure: Regenerate.
1391 2005-01-26 Richard Henderson <rth@redhat.com>
1394 * combine.c (make_field_assignment): Simplify store to zero_extract
1395 from a source with an overlapping mask.
1397 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1399 2004-11-11 Eric Christopher <echristo@redhat.com>
1401 * config/frv/frv.md: Add fr400_integer automaton. Don't
1402 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1405 2005-01-26 Steven Bosscher <stevenb@suse.de>
1408 * cfgbuild.c (make_edges): Do not clear or set
1409 current_function_has_computed_jump.
1410 * function.h (struct function): Remove the has_computed_jump field.
1411 (current_function_has_computed_jump): Do not define.
1412 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1413 in a computed jump. Ignore current_function_has_computed_jump.
1415 2005-01-26 Richard Henderson <rth@redhat.com>
1418 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1419 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1421 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1422 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1423 objects into static storage if they have more than one non-zero value.
1424 * tree.h (categorize_ctor_elements): Update decl.
1426 2005-01-26 Steven Bosscher <stevenb@suse.de>
1429 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1430 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1431 to this function from 2004-07-10.
1432 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1433 the current function for tail call optimizations if the address
1434 of one of it its arguments is taken.
1436 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1438 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1440 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1442 * function.c (expand_function_end): If current_function_calls_alloca,
1443 emit stack restore in a place that is reached when the function falls
1446 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1448 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1449 rule to avoid matching inappropriate suffix rule.
1451 2005-01-26 Jan Hubicka <jh@suse.cz>
1453 PR tree-optimization/19241
1454 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1456 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1458 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1459 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1461 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1462 <sim*>: Always use crt1.o, regardless of N in simN.
1463 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1464 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1465 (CRT_CALL_STATIC_FUNCTION): Remove.
1466 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1467 use crt1.o, regardless of N in simN.
1468 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1469 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1470 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1471 case isystem setting.
1472 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1474 2005-01-25 Ian Lance Taylor <ian@airs.com>
1476 * gimple-low.c (block_may_fallthru): Correct handling of
1477 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1479 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1481 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1482 handlers to match indentation; nested under the mtune=* handler.
1483 Similar for mcpu= and march=.
1485 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1487 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1488 * config/mips/linux64.h (LIB_SPEC): Likewise.
1489 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1490 * config/sh/linux.h (LIB_SPEC): Likewise.
1492 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1494 * config/frv/frv.c (frv_legitimize_tls_address): New.
1495 (TARGET_HAVE_TLS): Define.
1496 (FRV_SYMBOL_REF_TLS_P): Define.
1497 (frv_override_options): Handle new register classes.
1498 (frv_legitimate_address_p): Reject tls addresses.
1499 (frv_legitimize_address): Handle TLS addresses.
1500 (gen_inlined_tls_plt): New.
1502 (frv_legitimize_tls_address): New.
1503 (unspec_got_name): Add TLS entries.
1504 (got12_operand): Add R_FRV_TLSMOFF12 case.
1505 (frv_emit_move): Fixup TLS addresses.
1506 (frv_emit_movsi): Legitimize TLS addresses.
1508 * config/frv/frv.h (MASK_BIG_TLS): New.
1509 (TARGET_BIG_TLS): New.
1510 (HAVE_AS_TLS): Define.
1511 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1512 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1513 (REG_CLASS_NAMES): Same.
1514 (REG_CLASS_CONTENTS): Same.
1515 (CONSTRAINT_LEN): New.
1516 (REG_CLASS_FROM_CONSTRAINT): New.
1517 (PREDICATE_CODES): Add symbolic_operand.
1519 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1520 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1521 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1522 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1523 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1524 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1525 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1526 GR9_REG, GR14_REG, LRREG.
1527 (type): Add load_or_call attribute.
1528 ("load_or_call"): New reservation.
1529 ("call_gettlsoff"): New.
1530 ("tls_indirect_call"): New.
1531 ("tls_load_gottlsoff12"): New.
1532 ("tlsoff_hilo"): New.
1533 ("tls_tlsdesc_ldd"): New.
1534 ("tls_tlsoff_ld"): New.
1537 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1539 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1541 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1542 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1543 * config/frv/frv.c (TLS_BIAS): Define.
1544 (frv_output_dwarf_dtprel): New.
1546 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1548 PR rtl-optimization/19579
1549 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1550 both A and B, see if they don't clobber registers the other expr uses.
1552 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1554 * real.c (do_add): Initialize signalling and canonical members.
1556 * real.c (real_from_integer): Zero out destination.
1558 2005-01-18 Jan Hubicka <jh@suse.cz>
1560 PR tree-optimize/19337
1561 * tree-inline.c (initialize_inlined_parameters): Copy
1562 saved_static_chain_decl only.
1564 2005-01-25 Richard Henderson <rth@redhat.com>
1568 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1569 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1570 80387 enabled, to return a proper subclass. Return the subset that
1571 overlaps with GENERAL_REGS for PLUS.
1572 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1574 2005-01-25 Richard Henderson <rth@redhat.com>
1577 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1579 2005-01-25 Roger Sayle <roger@eyesopen.com>
1581 * expmed.c (choose_multiplier): Change interface to return the
1582 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1583 (expand_divmod): Update calls to choose_multiplier.
1585 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1588 * expmed.c (extract_bit_field): Use adjust_address instead of
1589 gen_lowpart when op0 is a MEM.
1591 2005-01-24 Steven Bosscher <stevenb@suse.de>
1593 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1595 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1597 * config/mips/irix-csr.c: New file.
1598 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1599 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1600 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1603 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1606 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1607 sparc/elf.h, add sparc/sp-elf.h.
1608 (sparc-*-rtems*): Likewise.
1609 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1610 tm-dwarf2.h, add sparc/sp-elf.h.
1611 (sparc86x-*-elf): Likewise.
1612 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1613 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1614 TARGET_OS_CPP_BUILTINS.
1615 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1616 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1618 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1619 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1620 (SWITCH_TAKES_ARG): Likewise.
1621 (LOCAL_LABEL_PREFIX): Likewise.
1622 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1623 (TARGET_N_FORMAT_TYPES): Delete.
1624 (TARGET_FORMAT_TYPES): Likewise.
1625 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1626 * config/sparc/elf.h: Delete.
1627 * config/sparc/sp-elf.h: New file.
1629 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1631 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1632 * tree-flow.h: Remove the corresponding prototype.
1633 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1634 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1636 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1639 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1640 for AIX ABI or ELF -fPIC.
1641 (rs6000_emit_load_toc_table): Don't create toc_section here.
1642 (rs6000_xcoff_file_start): Nor here.
1644 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1646 * sh.c (ra.h): Don't #include.
1647 (hard_regs_intersect_p): New function, resurrected from ra.c.
1649 * sh.c: Fix 1996 Copyright.
1651 2005-01-24 Richard Henderson <rth@redhat.com>
1652 Aldy Hernandez <aldyh@redhat.com>
1654 * regrename.c (note_sets): Handle subregs.
1656 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1659 * genconditions.c (write_header, write_conditions): Elide file if
1662 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1664 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1665 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1668 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1670 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1671 expand_builtin_printf, expand_builtin_fprintf,
1672 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1673 checking against POINTER_TYPE.
1674 (validate_arglist): Handle POINTER_TYPE code by checking
1677 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1679 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1681 (for_each_rtx): Call for_each_rtx_1.
1682 * rtl.h (init_rtlanal): Declare.
1683 * toplev.c (backend_init): Call init_rtlanal.
1685 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1687 * flow.c (propagate_one_insn): Formatting.
1690 * flow.c (libcall_dead_p): Be more conservative if unsure.
1691 If there are any instructions between insn and call, see if they are
1692 all dead before saying the libcall is dead.
1694 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1696 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1697 operand constraint for operand 0.
1699 2005-01-23 Richard Henderson <rth@redhat.com>
1702 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1703 edges leading to join block.
1705 2005-01-23 Roger Sayle <roger@eyesopen.com>
1707 * expmed.c (expand_mult_highpart): Make static. Change type of
1708 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1709 (expand_divmod): Updates calls to expand_mult_highpart by using
1710 gen_int_mode to pass a CONST_INT rtx.
1711 * rtl.h (expand_mult_highpart): Remove prototype.
1713 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1715 * flow.c (regset_bytes, regset_size): Remove.
1717 * cfganal.c: Fix a reference to Harvey's paper.
1719 2005-01-23 Steven Bosscher <stevenb@suse.de>
1721 PR rtl-optimization/19464
1722 * tree-optimize.c (init_tree_optimization_passes): Add one more
1723 copyrename pass just before out-of-ssa.
1725 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1728 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1729 * ggc-none.c (ggc_free): Define.
1731 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1733 * cse.c (max_reg, max_insn_uid): Remove.
1734 (cse_main): Don't access max_reg or max_insn_uid.
1736 * c-common.c (explicit_flag_signed_bitfields,
1737 lang_statement_code_p, lang_expand_function_end): Remove.
1738 * c-common.h: Remove the corresponding declarations.
1739 * c-opts.c (c_common_handle_option): Remove all write access
1740 to explicit_flag_signed_bitfields.
1742 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1743 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1744 * cgraph.h: Remove the corresponding declaration.
1746 * gcse.c (null_pointer_info): Remove.
1748 2005-01-23 Roger Sayle <roger@eyesopen.com>
1749 Eric Botcazou <ebotcazou@libertysurf.fr>
1751 * combine.c (simplify_logical): Only simplify logical expressions
1752 of the form ior(and(x,y),z) by the inverse distributive law if the
1753 result is cheaper than the original.
1755 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1757 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1758 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1759 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1760 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1761 config/freebsd-spec.h, config/arm/arm.h,
1762 config/h8300/h8300.md, config/i386/i386.md,
1763 config/i386/predicates.md, config/i386/sse.md,
1764 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1765 config/vax/vax.md: Fix comment typos. Follow spelling
1768 2005-01-23 Steven Bosscher <stevenb@suse.de>
1770 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1771 tests, instead of `less than'.
1773 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1775 * function.c (assign_parm_setup_block): When creating a new stack slot
1776 for a parameter, get its alignment from the parameter's DECL_ALIGN
1777 rather than the type's TYPE_ALIGN. Make sure that the parameter
1778 is at least word aligned.
1780 2005-01-22 Roger Sayle <roger@eyesopen.com>
1783 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1785 2005-01-22 Richard Henderson <rth@redhat.com>
1788 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1789 in both compare operands.
1790 (movdfcc_1_sse_max): Likewise.
1791 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1792 (movdfcc_1_sse): Likewise.
1793 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1794 scratch register as needed.
1796 2005-01-22 Richard Henderson <rth@redhat.com>
1798 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1800 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1802 2005-01-22 Richard Henderson <rth@redhat.com>
1804 * genopinit.c (optabs): Use smin/smax for floating point too.
1805 * doc/md.texi: Update to match. Clarify that floating point
1806 results are undefined for +0/-0 and NaN.
1807 * doc/rtl.texi: Likewise.
1808 * rtl.def (SMIN, SMAX): Likewise
1809 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1811 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1812 leading 's' to the name.
1813 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1814 smaxxf3, sminxf3): Likewise.
1815 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1818 2005-01-22 Paul Brook <paul@codesourcery.com>
1820 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1822 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1824 * config/s390/s390.c (struct processor_costs): New fields
1825 dlgr, dlr, dr, dsgfr, dsgr.
1826 (z900_cost, z990_cost): Values for new fields.
1827 (s390_rtx_costs): New cases MEM und COMPARE in switch
1828 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1829 DIV, MOD, UDIV, UMOD.
1831 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1833 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1834 into the register being decremented.
1835 ("doloop_si31", "doloop_di"): Likewise.
1836 ("*doloop_si_long"): Adapt pattern.
1838 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1840 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1842 (CLASS_MAX_NREGS): Likewise.
1844 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1846 * doc/tree-ssa.texi (Statement Operands): Add example for new
1847 must-def macro. Note deprecation of old operands interface.
1849 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1851 PR tree-optimization/19484
1852 * tree-cfg.c (remove_fallthru_edge): New function.
1853 (cleanup_control_flow): Remove fallthru edges from calls that are
1854 now known not to return.
1856 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1858 Fix PR tree-optimization/19038
1859 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1860 copies with loop variant ones.
1862 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1864 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1865 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1866 config/alpha/alpha.md, config/alpha/predicates.md,
1867 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1868 config/sparc/sol2.h: Update copyright.
1870 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1871 first label to see if it is a nonlocal label.
1873 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1874 Andrew Pinski <pinskia@physics.uc.edu>
1877 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1878 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1880 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1882 * config/rs6000/rtems.h: Update copyright.
1884 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1887 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1888 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1889 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1891 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1894 * c-typeck.c (convert_arguments): Check for error_mark_node.
1896 2005-01-21 Ian Lance Taylor <ian@airs.com>
1898 PR tree-optimization/13000
1899 * tree-inline.c: Include "tree-flow.h".
1900 (expand_call_inline): If warn_return_type, warn if non-void inline
1901 function falls through.
1902 * tree-cfg.c (execute_warn_function_return): Don't warn about
1903 control reaching end if TREE_NO_WARNING is set. Set
1905 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1907 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1908 branch if we don't need one.
1909 * c-typeck.c: Include "tree-flow.h"
1910 (c_finish_bc_stmt): Don't add a goto if the current statement
1911 list doesn't fall through to the current point.
1913 2005-01-21 Roger Sayle <roger@eyesopen.com>
1915 PR rtl-optimization/576
1916 * real.c (real_arithmetic): Change return type from void to bool
1917 to return an indication that the result may be inexact.
1918 * real.h (real_arithmeric): Update prototype.
1919 * fold-const.c (const_binop): Don't constant fold floating
1920 point expressions when the user specifies -frounding-math and
1921 the result may depend upon the run-time rounding mode.
1922 (fold_convert_const_real_from_real): Clean-up.
1923 (fold_initializer): Ignore flag_rounding_math for initializers.
1924 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1925 constant fold FP operations with flag_rounding_math if the
1926 result may depend upon the run-time rounding mode.
1928 2005-01-21 Tom Tromey <tromey@redhat.com>
1930 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1932 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1934 * tree-cfg.c: Fix comment typos.
1936 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1938 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1939 around the call to rest_of_handle_branch_target_load_optimize.
1941 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1943 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1944 (sparc64-*-openbsd*): Likewise.
1945 (sparclite-*-elf*): Include tm-dwarf2.h.
1946 (sparc86x-*-elf*): Likewise.
1947 (sparc64-*-elf*): Likewise.
1948 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1949 (DBX_DEBUGGING_INFO): Likewise.
1950 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1951 (PREFERRED_DEBUGGING_TYPE): Likewise.
1952 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1953 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1954 (PREFERRED_DEBUGGING_TYPE): Likewise.
1955 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1956 (PREFERRED_DEBUGGING_TYPE): Likewise.
1957 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1959 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1962 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1964 2005-01-20 Paul Brook <paul@codesourcery.com>
1966 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1968 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1970 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1971 label is first in a sequence of labels.
1973 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1975 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1976 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1978 * doc/sourcebuild.texi (Test Directives): New.
1980 2005-01-20 Roger Sayle <roger@eyesopen.com>
1982 * real.c (real_floor): Don't leave the result uninitialized when
1983 mode is VOIDMode, but return the unrounded intermediate value.
1984 (real_ceil): Likewise.
1986 2005-01-20 Paul Brook <paul@codesourcery.com>
1988 * config/arm/arm.md (insv): Use gen_int_mode.
1990 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1992 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
1993 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1994 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1995 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1996 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
1998 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2001 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2002 fbreg, so we have to assume we can't.
2003 (loc_descriptor_from_tree_1): Ditto.
2004 (containing_function_has_frame_base): New function.
2005 (add_location_or_const_value_attribute): Use it.
2006 Also try to generate a frame_base from a single element location
2009 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2011 PR tree-optimization/15349
2012 * timevar.def (TV_TREE_MERGE_PHI): New.
2013 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2015 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2016 calls to tree_forwarder_block_p.
2017 (remove_forwarder_block_with_phi, merge_phi_nodes,
2018 gate_merge_phi, pass_merge_phi): New.
2019 * tree-optimize.c (init_tree_optimization_passes): Add
2021 * tree-pass.h: Add an extern for pass_merge_phi;
2023 2005-01-20 Richard Henderson <rth@redhat.com>
2026 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2027 (_mm_castps_pd, _mm_castps_si128): New.
2028 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2030 2005-01-20 Richard Henderson <rth@redhat.com>
2033 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2034 __builtin_ia32_vec_init_v2si.
2035 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2036 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2037 (ix86_init_mmx_sse_builtins): Create it.
2038 (ix86_expand_builtin): Expand it.
2039 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2040 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2041 (vec_extractv2si_0, vec_extractv2si_1): New.
2043 2005-01-20 Richard Henderson <rth@redhat.com>
2046 * config/i386/i386.c (ix86_expand_push): New.
2047 * config/i386/mmx.md (push<MMXMODE>1): New.
2048 * config/i386/sse.md (push<SSEMODE>1): New.
2049 * config/i386/i386-protos.h: Update.
2051 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2053 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2056 2005-01-20 Richard Henderson <rth@redhat.com>
2058 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2059 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2061 2005-01-19 Richard Henderson <rth@redhat.com>
2064 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2065 to V4SFmode in SSE1 fallback load path.
2067 2005-01-19 Richard Henderson <rth@redhat.com>
2069 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2070 in QImode expansion to ix86_expand_vector_set.
2071 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2073 2005-01-19 Richard Henderson <rth@redhat.com>
2076 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2077 subclass of the input class.
2078 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2079 Always true for cross-SSE1 classes. Rationalize conditionals.
2080 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2081 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2082 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2083 (movdi_2): Add MMX/SSE zeros.
2084 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2085 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2086 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2087 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2088 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2089 (zero_extendsidi2_rex64_1): Remove.
2090 (MOV0 peephole): Check GENERAL_REG_P.
2092 2005-01-19 Richard Henderson <rth@redhat.com>
2095 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2097 (ix86_expand_vector_extract): Likewise.
2099 2005-01-19 Richard Henderson <rth@redhat.com>
2102 * expr.c (emit_move_change_mode): New argument force; use
2103 simplify_gen_subreg if true.
2104 (emit_move_via_alt_mode): Merge into ...
2105 (emit_move_via_integer): ... here.
2106 (emit_move_ccmode): Use emit_move_change_mode directly.
2108 2005-01-19 Richard Henderson <rth@redhat.com>
2111 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2112 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2113 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2115 (alpha_emit_set_const): Likewise. Make static.
2116 (alpha_emit_set_long_const): Make static.
2117 (alpha_extract_integer): Split out from alpha_expand_mov.
2118 (alpha_split_const_mov): Likewise.
2119 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2120 (alpha_legitimate_constant_p): New.
2121 * config/alpha/alpha-protos.h: Update.
2122 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2123 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2124 * config/alpha/alpha.md (movsi): Add n alternative.
2125 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2126 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2127 (splitters for all of the above): Use alpha_split_const_mov.
2128 * config/alpha/predicates.md (non_add_const_operand): New.
2129 (non_zero_const_operand): New.
2130 (input_operand): Use alpha_legitimate_constant_p after reload.
2132 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2134 PR tree-optimization/19038
2135 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2136 (add_candidate): Add ivs with increment in latch only if
2137 allow_ip_end_pos_p is true.
2138 (determine_iv_cost): Use empty_block_p.
2140 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2142 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2143 (compute_dominance_frontiers): Ditto.
2145 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2148 * config/sh/t-rtems: New.
2149 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2151 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2153 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2154 the offset of the selected field.
2156 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2158 * tree-cfg.c (remove_forwarder_block): Fix the check to
2159 prevent a nonlocal label from appearing in the middle of a
2162 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2164 PR rtl-optimization/19462
2165 * reorg.c (find_end_label): Create return insn only if
2166 current_function_epilogue_delay_list is empty.
2168 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2170 * doc/passes.texi: Remove paragraph mentioning new-ra.
2172 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2174 PR rtl-optimization/15139
2175 * combine.c: Include params.h.
2176 (count_rtxs): New function.
2177 (record_value_for_reg): If replace_rtx would replace at least
2178 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2179 (clobber (const_int 0)) instead of TEM.
2180 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2181 * params.h (MAX_LAST_VALUE_RTL): New.
2182 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2183 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2186 * c-typeck.c (digest_init): Only call build_vector if all constructor
2187 elements are *_CST nodes.
2188 * gimplify.c (gimplify_init_constructor): Likewise.
2191 * c-typeck.c (digest_init): Only call build_vector if inside_init
2194 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2196 * toplev.c (init_asm_output): Remove dead #ifdef.
2198 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2200 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2202 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2204 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2205 accessing DECL_FUNCTION_CODE.
2206 * dojump.c (do_jump): Likewise.
2207 * gimplify.c (gimplify_call_expr): Likewise.
2208 * predict.c (expr_expected_value): Likewise.
2209 (strip_builtin_expect): Likewise.
2210 * tree-inline.c (estimate_num_insns_1): Likewise.
2211 * tree-ssa-loop-im.c (stmt_cost): Likewise
2212 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2213 (tree_expr_nonnegative_p): Likewise.
2215 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2217 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2218 variant of the load_pcrel_sym pattern.
2219 * config/sparc/sparc.md (P macro): Move to the top.
2220 (load_pcrel_sym): Macroize using P.
2221 (save_register_window): Likewise.
2223 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2225 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2228 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2231 * c-typeck.c (build_asm_expr): Strip nops off
2232 input memory operands.
2234 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2236 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2237 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2238 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2239 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2241 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2244 * config/i386/i386.c (override_options): If the 80387 is disabled,
2245 then do not return FP values using FP registers.
2247 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2249 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2250 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2251 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2252 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2253 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2254 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2255 output.h, postreload-gcse.c, postreload.c, recog.c,
2256 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2257 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2258 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2259 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2260 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2261 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2262 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2263 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2265 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2266 config/alpha/alpha.c, config/arm/vfp.md,
2267 config/i386/emmintrin.h, config/i386/i386-modes.def,
2268 config/i386/i386-protos.h, config/i386/i386.h,
2269 config/i386/pmmintrin.h, config/i386/ppro.md,
2270 config/i386/predicates.md, config/i386/xmmintrin.h,
2271 config/i860/i860.c, config/ia64/ia64-modes.def,
2272 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2273 config/ia64/ia64.md, config/ia64/itanium1.md,
2274 config/ia64/itanium2.md, config/ia64/predicates.md,
2275 config/iq2000/iq2000.h, config/mips/linux64.h,
2276 config/rs6000/aix41.h, config/rs6000/aix43.h,
2277 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2278 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2279 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2280 config/sparc/linux64.h, config/sparc/litecoff.h,
2281 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2282 config/sparc/sparc.h, config/sparc/sparc.md,
2283 config/sparc/sysv4-only.h: Update copyright.
2285 2005-01-18 Richard Henderson <rth@redhat.com>
2288 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2290 2005-01-18 Marc Espie <espie@openbsd.org>
2291 * config/i386/openbsdelf.h: Typo.
2293 2005-01-18 Richard Henderson <rth@redhat.com>
2295 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2296 special case for sse.
2297 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2299 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2301 * tree-inline.c (estimate_num_insns_1): Added cases for
2302 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2304 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2306 PR rtl-optimization/19296
2307 * combine.c (simplify_comparison): Rewrite the condition under
2308 which a non-paradoxical SUBREG of a PLUS can be lifted when
2309 compared against a constant.
2311 2005-01-18 Andi Kleen <ak@muc.de>
2313 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2314 * c.opt (-Wpointer-sign): Add.
2315 * doc/invoke.texi: (-Wpointer-sign): Add.
2317 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2319 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2320 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2321 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2322 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2323 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2324 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2325 for TARGET_MIX_SSE_I387.
2326 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2327 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2328 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2329 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2330 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2331 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2332 TARGET_MIX_SSE_I387.
2333 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2336 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2339 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2340 Add movaps alternative for xmm reg->reg move.
2342 2005-01-17 Jeff Law <law@redhat.com>
2344 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2345 at the end of the main DOM loop rather than just before DOM exits.
2347 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2349 PR tree-optimization/19121
2350 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2351 adding aliases to a name tag, also add them to the pointer's
2353 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2354 sensitive alias info at all. Only check that the two pointers
2355 have compatible pointed-to sets.
2356 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2357 a pointer's type tag is a superset of the alias set of the
2360 2005-01-17 James E Wilson <wilson@specifixinc.com>
2363 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2364 comment to document why.
2366 2005-01-17 Richard Henderson <rth@redhat.com>
2368 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2369 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2370 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2371 sse2_vmsminv2df3_finite): New.
2372 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2373 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2374 Force op1 into register.
2376 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2378 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2379 bubblestrap from always rebuilding build directory.
2381 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2383 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2384 ("*cmpmem_short"): Likewise.
2386 2005-01-17 Steven Bosscher <stevenb@suse.de>
2388 * basic-block.h: Document BB_* flags.
2389 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2390 use an sbitmap instead.
2391 * sched-rgn.c (compute_trg_info): Likewise.
2393 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2395 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2396 redundant target_cpu_default and extra_parts lines. Use the default
2398 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2399 (SUBTARGET_EXTRA_SPECS): Delete.
2400 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2401 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2402 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2403 and "n32" for -mabi=n32.
2405 2005-01-17 Ian Lance Taylor <ian@airs.com>
2408 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2409 fold constant variables into initial values.
2411 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2413 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2415 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2416 through the statements backward.
2418 2005-01-17 Ian Lance Taylor <ian@airs.com>
2420 PR middle-end/13127:
2421 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2422 a variable set to the return value of the inlined function.
2424 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2426 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2427 when modes are tieable.
2429 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2431 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2432 of pthread_create to find out if threads are enabled.
2433 * gthr-posix95.h (__gthread_active_p): Likewise.
2435 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2437 * common.opt (-fnew-ra): Remove.
2439 * toplev.h (flag_new_regalloc): Remove.
2440 * Makefile.in (ra*.*): Don't mention.
2441 * passes.c (rest_of_handle_new_regalloc): Remove.
2442 (rest_of_handle_combine, rest_of_compilation): Always consider
2443 flag_new_regalloc as false.
2444 * doc/invoke.texi: Don't document -fnew-ra.
2446 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2448 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2449 last parameter to reg_scan.
2450 * loop.c (loop_optimize): Likewise.
2451 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2452 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2453 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2454 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2455 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2456 * regclass.c (reg_scan): Likewise, for the declaration.
2457 * rtl.h (reg_scan): Likewise, for the prototype.
2459 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2461 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2462 mark_dfs_back_edges.
2464 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2466 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2467 (compute_avail): Uses don't go in tmp_gen.
2469 2005-01-16 Steven Bosscher <stevenb@suse.de>
2471 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2472 loop to look for a free slot in a page entry.
2474 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2477 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2478 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2479 just before targetm.asm_out.file_end.
2480 * tree.h (process_pending_assemble_output_defs): Declare.
2481 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2483 (assemble_alias): Defer generation of assembly code for defines when
2484 TARGET_DEFERRED_OUTPUT_DEFS is true.
2485 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2486 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2487 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2489 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2492 * pa.c (pa_scalar_mode_supported_p): New function.
2493 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2494 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2496 * pa-protos.h (prefetch_operand): Delete.
2497 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2498 * pa.c (prefetch_operand): Delete.
2499 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2500 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2501 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2502 and prefetch_nocc_operand.
2503 * pa.md (prefetch): Rework to avoid reload problems handling short
2504 displacements when a cache control completer needs to be provided.
2505 (prefetch_32, prefetch_64): Delete.
2506 (prefetch_cc, prefetch_nocc): New patterns.
2508 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2510 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2512 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2515 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2516 exceeds maximum alignment for global common data.
2517 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2518 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2520 2004-01-15 Roger Sayle <roger@eyesopen.com>
2522 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2524 2004-01-15 Roger Sayle <roger@eyesopen.com>
2526 * harg-reg-set.h (reg_class_names): Prototype global array.
2527 * regclass.c (reg_class_names): Declare here and initialize to
2529 (dump_regclass): Remove local declaration of reg_class_names.
2530 (regclass): Likewise.
2531 * cfg.c (dump_flow_info): Likewise.
2532 * ra-debug.c (reg_class_names): Likewise.
2533 * regrename.c (reg_class_names): Likewise.
2534 * reload.c (reg_class_names): Likewise.
2535 * reload1.c (spill_failure): Likewise.
2536 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2538 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2540 * config/s390/s390.md ("reload_outti"): Remove predicate for
2541 output operand. Abort if operand is not a MEM.
2542 ("reload_outdi", "reload_outdf"): Likewise.
2544 2005-01-15 Marc Espie <espie@openbsd.org>
2546 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2547 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2548 * config/openbsd.h: Fix C++ includes for native configurations.
2549 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2550 Add trampoline support.
2551 * config/i386/openbsdelf.h: New.
2553 2005-01-15 Marc Espie <espie@openbsd.org>
2555 * collect2.c (main): Explicitly parse -dynamic-linker option.
2557 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2559 PR tree-optimization/19060
2560 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2561 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2562 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2563 and handle extract_range_from_cond returning false.
2564 * fold-const.c (fold): Optimize comparisons with min/max even for
2565 width > HOST_BITS_PER_WIDE_INT.
2567 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2569 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2570 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2571 Remove little endian multilib variants.
2572 Add mips32 multilib variant.
2574 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2576 * explow.c (copy_all_reg, stabilize): Remove.
2577 * expr.h: Remove the corresponding prototypes.
2579 * rtlanal.c (regs_set_between_p): Remove.
2580 * rtl.h: Remove the corresponding prototype.
2582 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2584 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2585 to rs6000_nonimmediate_operand.
2586 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2587 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2588 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2589 rs6000_nonimmediate_operand.
2590 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2591 rs6000_nonimmediate_operand.
2593 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2595 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2597 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2599 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2601 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2602 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2604 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2605 (rs6k_nonimmediate_operand): New.
2606 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2608 (legitimate_lo_sum_address_p): Same.
2609 (rs6000_legitimize_address): Same.
2610 (rs6000_legitimize_reload_address): Same.
2611 (rs6000_legitimate_address): Same.
2612 (spe_build_register_parallel): Pass DF and DC modes in a DI
2615 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2616 to rs6k_nonimmediate_operand.
2618 * config/rs6000/spe.md ("*frob_df_di"): New.
2619 ("*frob_di_df"): New.
2620 ("*frob_di_df_2"): New.
2621 ("*mov_sidf_e500_subreg0"): New.
2622 ("*mov_sidf_e500_subreg4"): New.
2623 ("*movdf_e500_double"): Change predicate to
2624 rs6k_nonimmediate_operand.
2626 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2628 * postreload.c (move2add_note_store): Only call
2629 trunc_int_for_mode on scalar integers.
2631 2005-01-14 Steven Bosscher <stevenb@suse.de>
2633 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2634 replace BB_VISITED uses.
2635 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2636 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2637 (tree_dce_done): Free visited_control_parents.
2638 (perform_tree_ssa_dce): Allocate and clear it.
2639 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2640 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2641 instead of BB_VISITED.
2643 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2645 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2646 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2647 Remove unused prototypes.
2649 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2651 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2652 64-bit register usage.
2653 (spe_func_has_64bit_regs_p): Add FIXME note.
2655 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2657 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2658 flag_finite_math_only with flag_unsafe_math_optimizations.
2660 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2662 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2664 (__tpf_eh_return): Copy TPF private stack area from the module
2665 boundary stack frame. Add check for when module addresses are
2666 equal, but no stub address is found.
2668 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2671 * arm.h (struct machine_function): Add call_via field.
2672 (thumb_call_via_label): Declare.
2673 * arm.c (thumb_call_via_label): New variable.
2674 (thumb_call_reg_needed): New variable.
2675 (arm_output_function_epilogue): For Thumb code, output any per-function
2676 call-indirect trampolines.
2677 (thumb_call_via_reg): New function.
2678 (arm_file_end): New function.
2679 (TARGET_ASM_FILE_END): Call arm_file_end.
2680 (aof_file_end): Likewise.
2681 * arm-protos.h (thumb_call_via_reg): Declare.
2682 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2683 thumb_call_via_reg in normal case.
2685 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2688 PR rtl-optimization/19348
2689 * recog.c (peephole2_optimize): Do global life update if some peephole
2690 decides it doesn't need at least one of its inputs and that change
2691 influences liveness at the start of the basic block.
2693 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2694 arguments instead of 1.
2696 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2699 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2700 zero for nested functions needing a static chain or functions
2701 with a non-constant address.
2703 2005-01-13 Roger Sayle <roger@eyesopen.com>
2705 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2706 (and (sign_extend X) C) into (zero_extend (and X C)).
2708 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2710 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2712 2005-01-13 Richard Henderson <rth@redhat.com>
2717 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2718 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2719 not just TARGET_SSE.
2720 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2721 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2722 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2723 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2724 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2725 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2726 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2727 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2728 (movdicc_c_rex64): Rename with '*'.
2729 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2730 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2731 (movsfcc_1_387): Rename from movsfcc_1.
2732 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2733 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2734 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2735 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2736 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2737 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2738 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2739 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2740 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2741 sse_movdfcc_const0_4): Remove.
2742 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2743 recognize min/max early. Update for changed sse cmove patterns.
2744 (ix86_split_sse_movcc): New.
2745 * config/i386/i386-protos.h: Update.
2747 2005-01-13 Steven Bosscher <stevenb@suse.de>
2749 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2750 (fix_stmt_v_may_defs): Likewise.
2752 2005-01-13 Richard Henderson <rth@redhat.com>
2754 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2755 for converting the mask.
2757 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2759 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2762 2005-01-13 Richard Henderson <rth@redhat.com>
2764 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2765 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2766 IX86_BUILTIN_MOVDQ2Q): Remove.
2767 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2768 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2769 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2771 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2772 (sse2_pextrw): Fix immediate constraint.
2773 (sse2_loadq, sse2_loadq_rex64): Remove.
2774 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2775 Use __builtin_ia32_vec_ext_<size>.
2776 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2778 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2780 * function.c (assign_parm_setup_block): Look inside original
2781 entry_parm when inspecting PARALLEL.
2783 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2784 Joel Sherrill <joel@oarcorp.com>
2787 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2788 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2789 rtems_gxx_recursive_mutex_init.
2790 (__gthread_recursive_mutex_lock): New function.
2791 (__gthread_recursive_mutex_trylock): Likewise.
2792 (__gthread_recursive_mutex_unlock): Likewise.
2794 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2796 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2798 2005-01-13 Jan Beulich <jbeulich@novell.com>
2800 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2801 (ashrti3_internal): Indicate output is early clobber. Generate result
2802 into output rather than first input. Use move for low word of output
2803 if shift count is exactly 64.
2804 (lshrti3_internal): Likewise.
2806 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2810 * reload1.c (delete_output_reload): Don't delete an output reload
2811 if the pseudo lives longer than a single basic block. Adjust and
2812 improve wording of comment.
2814 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2817 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2818 of TYPE_SIZE where we mean the number of bytes.
2820 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2822 * function.c (assign_parm_setup_block): Relax condition on
2823 multi-register optimization.
2825 2005-01-12 Nick Clifton <nickc@redhat.com>
2827 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2828 an "in_delay_slot" attribute of "no" to prevent them being used in
2829 delay slots. This is forbidden because they might generate
2832 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2835 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2838 2005-01-12 Nick Clifton <nickc@redhat.com>
2840 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2841 passed on to GAS) but do not define, as GAS no longer supports or
2842 needs the -m2000 option.
2844 2005-01-11 Roger Sayle <roger@eyesopen.com>
2846 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2847 type as args of unprototyped builtins aren't automatically promoted.
2848 (fold_builtin_abs): Likewise.
2850 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2852 * Makefile.in: Set a `build-warn' variable.
2854 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2856 PR tree-optimization/17949
2857 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2858 (find_interesting_uses_address): Use it.
2860 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2862 * regrename.c (kill_value): Handle subreg's that won't simplify.
2864 2005-01-11 Richard Henderson <rth@redhat.com>
2867 * config/i386/i386.h (enum ix86_builtins): Move ...
2868 * config/i386/i386.c: ... here.
2869 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2870 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2871 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2872 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2873 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2874 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2875 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2876 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2877 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2878 IX86_BUILTIN_LOADDDUP): Remove.
2879 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2880 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2881 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2882 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2883 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2884 (ix86_init_builtins): Make static.
2885 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2886 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2887 if all the modes match. Otherwise, fake it.
2888 (get_element_number, ix86_expand_vec_init_builtin,
2889 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2890 (ix86_expand_builtin): Make static. Update for changed builtins.
2891 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2892 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2893 (ix86_expand_vector_init_duplicate): New.
2894 (ix86_expand_vector_init_low_nonzero): New.
2895 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2896 Split out from ix86_expand_vector_init; handle integer modes.
2897 (ix86_expand_vector_init): Use them.
2898 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2899 * config/i386/i386-protos.h: Update.
2900 * config/i386/predicates.md (reg_or_0_operand): New.
2901 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2902 (movv2sf_internal): Likewise. And a splitter to match them all.
2903 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2904 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2905 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2906 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2907 (mmx_pinsrw): Fix operand ordering.
2908 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2909 rather than sse_loadss expander.
2910 (movv2df splitter): Similarly.
2911 (sse_loadss, sse_loadlss): Remove.
2912 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2913 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2914 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2915 (sse3_movddup): Rename with '*'.
2916 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2917 (sse2_loadsd): Remove.
2918 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2919 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2920 (sse2_pinsrw): Fix argument ordering.
2921 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2922 (sse2_stored): Remove 'r' destination.
2923 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2924 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2925 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2926 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2927 vec_extractv16qi, vec_initv16qi): New.
2929 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2930 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2931 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2933 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2934 (_mm_load_si128, _mm_store_si128): Likewise.
2935 (_mm_load1_pd): Use _mm_set1_pd.
2936 (_mm_load_sd): Use _mm_set_sd.
2937 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2938 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2939 (_mm_set_epi64): Use _mm_set_epi64x.
2940 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2941 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2942 _mm_setr_epi8): Use _mm_set_foo form.
2943 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2944 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2945 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2946 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2947 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2948 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2949 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2950 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2951 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2952 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2953 (_mm_movedup_pd): Use _mm_shuffle_pd.
2954 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2955 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2956 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2957 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2959 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2960 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2961 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2962 (_mm_store_ps): Use raw dereference.
2963 (_mm_store1_ps): Use _mm_storeu_ps.
2964 (_mm_storer_ps): Use _mm_store_ps.
2965 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2966 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2968 2005-01-11 Stan Shebs <shebs@apple.com>
2970 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2971 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2973 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2976 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2977 Skip all DECLs except for FIELD_DECLs.
2979 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2981 * config/s390/s390.c (override_options): Return error if
2982 -mbackchain, -mpacked-stack and -mhard-float are used together.
2983 (s390_va_start): Remove the backchain && packed-stack special case.
2984 (s390_gimplify_va_arg): Likewise.
2985 * doc/invoke.texi: Remove the ABI incompatibility note.
2987 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2989 * config/s390/s390.c (struct s390_frame_layout): Remove
2991 (s390_frame_info, s390_emit_prologue): Replace occurrences of
2992 save_backchain_p with TARGET_BACKCHAIN.
2994 2005-01-11 Alan Modra <amodra@bigpond.net.au>
2997 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
2998 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
2999 * function.c (locate_and_pad_parm): Set new field.
3000 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3001 Tweak where_pad test to include "none". Always set mem align for
3003 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3004 not sufficient for type.
3005 (assign_parm_setup_block): If stack_parm is zero on entry, always
3006 make a new stack local. Block move old stack parm if necessary
3007 to new aligned stack local.
3008 (assign_parm_setup_stack): Use a block move to handle
3009 potentially misaligned entry_parm.
3010 (assign_parms_unsplit_complex): Specify required alignment when
3011 creating stack local.
3012 * calls.c (compute_argument_addresses): Override alignment of stack
3013 arg calculated from its type with the alignment given by
3014 FUNCTION_ARG_BOUNDARY.
3015 (store_one_arg): Likewise.
3017 2005-01-11 Jan Beulich <jbeulich@novell.com>
3019 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3020 Change respective itanium_class attribute to ialu.
3021 (shladdp4_internal): New.
3022 * config/ia64/predicates.md (shladd_log2_operand): New.
3024 2005-01-11 Richard Henderson <rth@redhat.com>
3026 * expr.c (store_constructor): Use rtvec_alloc instead of
3027 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3029 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3031 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3033 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3035 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3036 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3037 (TARGET_RWRELOC): Define.
3038 (ia64_rwreloc_section_type_flags): Delete.
3039 (ia64_section_type_flags): New function.
3040 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3041 (TARGET_RWRELOC): Define.
3043 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3046 * config/ia64/ia64.c (process_set): For alloc insn, only call
3047 process_epilogue is !frame_pointer_needed.
3049 2005-01-10 Roger Sayle <roger@eyesopen.com>
3052 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3053 unary operator and can't be treated as a binary/comparison operator.
3055 2005-01-10 Richard Henderson <rth@redhat.com>
3057 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3058 (ix86_return_in_memory): Likewise.
3059 (function_arg_advance): Likewise. Mirror structure in function_arg
3060 for choosing register to advance.
3062 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3064 * tree-vectorizer.c, tree.def: Fix comment typos.
3066 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3068 * config/s390/s390.c (struct processor_costs): 4 new fields:
3069 ddbr, ddr, debr, der.
3070 (s390_rtx_costs): More precise handling of divide instructions.
3072 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3074 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3076 2005-01-10 Jan Beulich <jbeulich@novell.com>
3078 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3079 names resulting from -ffunction-sections/-fdata-sections and linkonce
3081 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3082 based on the section name. Rearrange the section name comparison logic
3083 slightly so that each section name is compared against at most once.
3085 2005-01-10 Ben Elliston <bje@au.ibm.com>
3087 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3088 targets for which -fPIC reduces limitations on the GOT size.
3090 2005-01-09 Falk Hueffner <falk@debian.org>
3092 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3095 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3098 * collect2.c (main): Set aixrtl_flag for -brtl option.
3099 (resolve_lib_name): Search for .so file extension before .a
3102 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3104 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3105 (vect_analyze_data_refs_alignment): Add dump prints.
3107 2005-01-09 Ira Rosen <irar@il.ibm.com>
3109 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3110 expr_invariant_in_loop_p.
3111 Initialize outputs first thing in the function.
3112 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3113 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3114 (vect_analyze_pointer_ref_access): Check that the initial condition of
3115 the access function is loop invariant.
3117 2005-01-09 Richard Henderson <rth@redhat.com>
3119 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3120 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3121 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3122 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3123 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3124 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3125 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3126 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3127 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3128 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3129 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3130 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3131 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3132 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3133 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3134 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3135 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3136 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3137 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3138 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3139 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3140 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3141 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3143 (mmx_clrdi, pavgusb): Remove.
3144 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3145 with leading sse_ prefix.
3146 * config/i386/sse.md: Receive them.
3147 * config/i386/mmx.md: New file.
3148 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3149 (subrv2sf3): Turn into expander for normal subtraction.
3150 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3151 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3152 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3153 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3154 commutative; use ix86_binary_operator_ok.
3155 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3156 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3157 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3158 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3159 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3160 Macroize from existing patterns; use ix86_binary_operator_ok.
3161 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3162 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3163 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3164 with vec_select+vec_concat.
3165 (mmx_pshufw, mmx_pshufw_1): Likewise.
3166 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3167 (mmx_uavgv4hi3): Model correctly.
3168 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3169 _mm_xor_si64): Remove casts.
3171 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3173 PR tree-optimization/19224
3174 * tree-scalar-evolution.c (get_instantiated_value,
3175 set_instantiated_value): New functions.
3176 (instantiate_parameters_1): Cache the results.
3177 (instantiate_parameters, resolve_mixers): Initialize and free
3180 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3182 * config/i386/i386.md (addhi_4): Correct reference in comment.
3185 2005-01-08 Richard Henderson <rth@redhat.com>
3187 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3188 (_mm_cvtsi128_si64x): Likewise.
3189 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3190 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3191 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3192 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3193 * config/i386/i386-protos.h: Update.
3194 * config/i386/i386.c (print_operand): Add 'H'.
3195 (ix86_fixup_binary_operands): Split out from ...
3196 (ix86_expand_binary_operator): ... here.
3197 (ix86_fixup_binary_operands_no_copy): New.
3198 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3199 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3200 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3201 (safe_vector_operand): Use CONST0_RTX.
3202 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3203 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3204 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3205 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3207 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3208 (IX86_BUILTIN_CMPNGESS): New.
3209 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3210 (attr type): Add sselog1.
3211 (attr unit, attr memory): Handle it.
3212 (movti, movti_internal, movti_rex64): Move near other integer moves.
3213 (movtf, movtf_internal): Move near other fp moves.
3214 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3215 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3216 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3217 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3218 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3219 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3220 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3221 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3222 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3223 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3224 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3225 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3226 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3227 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3228 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3229 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3230 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3231 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3232 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3233 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3234 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3235 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3236 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3237 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3238 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3239 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3240 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3241 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3242 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3243 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3244 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3245 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3246 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3247 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3248 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3249 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3250 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3251 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3252 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3253 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3254 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3255 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3256 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3257 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3259 (SSEPUSH, push<SSEPUSH>): Remove.
3260 (MMXPUSH, push<MMXPUSH>): Remove.
3261 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3262 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3263 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3264 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3265 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3266 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3267 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3268 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3269 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3270 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3271 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3272 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3273 (ppro_sse_log_V4SF): Handle sselog1.
3274 * config/i386/predicates.md (const_0_to_1_operand): New.
3275 (const_0_to_255_mul_8_operand): New.
3276 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3277 (const_2_to_3_operand, const_4_to_7_operand): New.
3278 * config/i386/sse.md: New file.
3279 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3280 (sse_movups): Rename from sse_movups_1.
3281 (sse_loadlss): Rename from sse_loadss_1.
3282 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3284 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3285 (absv4sf2, negv2df, absv2df): New.
3286 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3287 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3288 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3289 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3290 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3291 (sse3_addsubv4sf3): Model correctly.
3292 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3293 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3294 (sse_movhlps): Model with vec_select+vec_concat.
3295 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3296 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3297 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3298 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3299 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3300 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3301 sse2_pshufhw_1): Likewise.
3302 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3303 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3304 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3305 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3306 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3307 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3308 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3309 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3310 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3311 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3312 sminv8hi3): Mark commutative
3313 operands. Use ix86_binary_operator_ok.
3314 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3315 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3316 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3317 sse2_punpcklqdq): Allow operand2 in memory.
3318 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3319 sse2_movsd): Add memory alternatives.
3320 (sse_storelps): Turn expander into an insn; split after reload.
3321 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3322 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3324 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3326 * configure.ac (DWARF-2 debug_line): Use objdump.
3327 * configure: Regenerate.
3329 2005-01-08 Jeff Law <law@redhat.com>
3330 Diego Novillo <dnovillo@redhat.com>
3332 PR tree-optimization/18241
3333 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3334 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3335 statements with volatile operands.
3336 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3337 operands after marking a statement with has_volatile_ops.
3339 2005-01-08 Roger Sayle <roger@eyesopen.com>
3341 * tree.c (int_fits_type_p): Always honor integer constant
3342 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3344 2005-01-08 Roger Sayle <roger@eyesopen.com>
3346 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3347 the latent bug in rtl_delete_block has been resolved.
3349 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3351 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3352 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3354 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3356 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3357 library as @multilib_dir@/$(SHLIB_SONAME).
3359 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3361 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3362 * configure: Regenerate.
3364 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3366 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3369 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3372 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3373 Convert non-word aligned offset address using ld/std into
3376 2005-01-07 Richard Henderson <rth@redhat.com>
3378 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3380 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3382 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3384 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3386 PR tree-optimization/19283
3387 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3388 is not shorter than the original type.
3390 PR rtl-optimization/19012
3391 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3393 PR rtl-optimization/18861
3394 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3395 (FULL_STATE): Define.
3396 (mark_tablejump_edge): New function.
3397 (purge_dead_tablejump_edges): New function.
3398 (find_bb_boundaries): Use it.
3400 PR tree-optimization/18828
3401 * builtins.c (expand_builtin_next_arg): Remove argument and all
3402 the argument checking.
3403 (expand_builtin): Adjust caller.
3404 (expand_builtin_va_start): Likewise. Remove error for too many
3406 (fold_builtin_next_arg): Issue error for too many arguments.
3407 After checking arguments, replace them with magic arguments that
3408 prevent further checking of the args.
3410 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3412 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3414 2005-01-06 Roger Sayle <roger@eyesopen.com>
3417 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3418 and %{.S:...} (and their negative variants) to test whether the
3419 input file is assembler or pre-processed-assembler independent of
3420 the actual filename extension.
3422 2005-01-06 Roger Sayle <roger@eyesopen.com>
3424 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3425 of sign or zero extended values.
3427 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3429 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3430 for IBM long double format correctly.
3432 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3434 Fix PR tree-optimization/18792
3436 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3437 to first_loop_depth, and use loop depth instead of loop number.
3438 (build_classic_dir_vector): Ditto.
3439 (compute_data_dependences_for_loop): Use depth, not loop number.
3440 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3441 number. Pass in loops, instead of loop numbers.
3442 (gather_interchange_stats): Ditto.
3443 (linear_transform_loops): Ditto.
3445 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3448 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3449 biv_fits_mode_p, extension_within_bounds_p): New functions.
3450 (check_ext_dependent_givs): Use them.
3452 2005-01-06 Roger Sayle <roger@eyesopen.com>
3454 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3455 more than one barrier, in which case we should delete them all.
3457 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3459 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3461 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3463 Fix PR middle-end/19286
3465 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3466 output this subprogram, simply ignore this attempt to do it again.
3467 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3468 origin attribute if it's not possible.
3469 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3470 (decls_for_scope): Ditto.
3471 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3472 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3474 2005-01-05 Richard Henderson <rth@redhat.com>
3477 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3478 (bdesc_2arg): Use it.
3479 (ix86_expand_binop_builtin): Force operands into registers
3481 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3482 ix86_expand_sse_compare, ix86_expand_sse_comi,
3483 ix86_expand_builtin): Likewise.
3485 2005-01-05 Richard Henderson <rth@redhat.com>
3487 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3489 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3490 (mulv4hi3): Set itanium_class mmmul.
3491 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3492 (fpack): Rename from fpack_sfsf.
3494 2005-01-05 Richard Henderson <rth@redhat.com>
3497 * reload1.c (do_input_reload): Restrict the optimization deleteing
3498 a previous output reload to RELOAD_FOR_INPUT.
3500 2005-01-05 Steven Bosscher <stevenb@suse.de>
3502 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3503 comment that we fall through after case.
3504 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3505 (distribute_links): Likewise.
3506 * cse.c (cse_insn): Likewise.
3507 * cselib.c (cselib_invalidate_mem): Likewise.
3508 * df.c: Update comments at the top of the file.
3509 (read_modify_subreg_p): Update comments here too.
3510 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3511 * flow.c (mark_set_1): Likewise.
3512 (mark_used_regs): Likewise.
3513 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3514 (canon_list_insert): Likewise.
3515 (mark_set): Likewise.
3516 (try_replace_reg): Likewise.
3517 (store_killed_in_insn): Likewise.
3518 * loop.c (count_one_set): Likewise.
3519 (basic_induction_var): Likewise.
3520 * postreload-gcse.c (find_mem_conflicts): Likewise.
3521 * postreload.c (reload_combine_note_store): Likewise.
3522 (move2add_note_store): Likewise.
3523 * reload.c (find_equiv_reg): Likewise.
3524 (mark_referenced_resources): Likewise.
3525 * rtlanal.c (set_noop_p): Likewise.
3526 (note_stores): Likewise.
3527 (note_uses): Likewise.
3528 * sched-deps.c (sched_analyze_1): Likewise.
3529 * sched-rgn.c (check_live_1): Likewise.
3530 (update_live_1): Likewise.
3531 * config/i860/i860.c: Likewise.
3533 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3535 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3537 * doc/rtl.texi: Update documentation for bit-fields and SET.
3539 2005-01-05 Roger Sayle <roger@eyesopen.com>
3541 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3543 2005-01-05 Jan Hubicka <jh@suse.cz>
3544 Richard Henderson <rth@redhat.com>
3547 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3550 2005-01-05 Richard Henderson <rth@redhat.com>
3553 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3554 (sse_shufps): Change operand 3 to const_int_operand.
3555 (sse2_storelps): Fix typo in template.
3556 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3557 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3558 (ix86_expand_builtin): Likewise.
3560 2005-01-05 Julian Brown <julian@codesourcery.com>
3562 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3563 as aggregates for AAPCS ABIs.
3565 2005-01-05 Stan Shebs <shebs@apple.com>
3567 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3568 Mach-O getters if ppc64.
3569 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3571 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3572 signed four-byte field for global code case.
3573 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3575 2005-01-05 Roger Sayle <roger@eyesopen.com>
3578 * c-common.c: Include real.h.
3579 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3580 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3581 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3582 * Makefile.in (c-common.o): Update dependencies.
3584 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3586 * c-parse.in (asm_string): Add trailing semicolon.
3588 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3590 * c-parse.in (asm_string): New. Don't allow wide strings in
3592 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3593 asm_string instead of STRING.
3595 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3597 * c-typeck.c (constructor_no_implicit): Remove.
3598 (set_designator, process_init_element): Don't check
3599 constructor_no_implicit.
3601 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3602 Kaz Kojima <kkojima@gcc.gnu.org>
3605 * lcm.c (create_pre_exit): New.
3606 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3607 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3609 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3611 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3612 -msoft-float in target_float_switch.
3613 * arm.c (arm_override_options): Fix processing of target_float_switch.
3615 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3617 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3620 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3622 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3623 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3625 2005-01-04 Roger Sayle <roger@eyesopen.com>
3627 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3628 if deleting the then-block allows the test-block to fallthru to the
3631 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3634 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3635 after the full declaration if the are in two different TUs.
3637 2005-01-04 Richard Henderson <rth@redhat.com>
3640 * tree-sra.c (generate_one_element_init): Just
3641 call gimplify_and_add.
3642 (generate_element_init): Record the
3643 new referenced variables and mark them for renaming
3644 and split out to ...
3645 (generate_element_init_1): This.
3646 (scalarize_init): Don't call push_gimplify_context/
3647 pop_gimplify_context.
3649 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3651 * toplev.c (get_src_pwd): Handle failure of getpwd().
3653 2005-01-04 Roger Sayle <roger@eyesopen.com>
3655 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3657 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3658 all the cases handled by it are inverted by invert_truthvalue.
3660 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3662 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3663 (save_register_windowsi): Likewise.
3665 2005-01-04 Richard Henderson <rth@redhat.com>
3667 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3669 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3672 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3673 any simplifications of vector mode comparison operators.
3674 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3676 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3677 Devang Patel <dpatel@apple.com>
3679 PR tree-optimization/18308
3680 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3681 the operands before creating a new expression.
3682 * dojump.c (do_jump): Make drop_through_label available
3683 for all cases. Add expansion of COND_EXPR.
3685 2005-01-04 Ira Rosen <irar@il.ibm.com>
3687 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3688 INTEGER_CST instead of TREE_CONSTANT.
3689 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3690 instead of TREE_CONSTANT.
3691 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3692 instead of TREE_CONSTANT.
3694 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3696 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3698 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3701 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3702 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3704 2005-01-03 Richard Henderson <rth@redhat.com>
3706 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3707 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3708 fold_convert_const_real_from_real): Split out from ...
3709 (fold_convert_const): ... here.
3711 2005-01-03 Richard Henderson <rth@redhat.com>
3714 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3715 (mov<MMXMODEI>_internal): Likewise.
3716 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3717 Add V2SF case; use it for SSE1; don't use TI.
3718 (movdf_integer): Likewise.
3719 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3721 2005-01-03 Ira Rosen <irar@il.ibm.com>
3723 * tree-vectorizer.c (vect_strip_conversions): New function.
3724 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3725 check for binary class.
3727 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3731 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3733 * gimple-low.c (mark_blocks_with_used_vars): New function.
3734 (mark_blocks_with_used_subblocks): Ditto.
3735 (mark_used_blocks): Ditto.
3736 (pass_mark_used_blocks): New pass.
3737 * tree-inline.c: Include debug.h.
3738 (expand_call_inline): Call outlining_inline_function here.
3739 * tree-optimize.c (init_tree_optimization_passes): Add
3740 pass_mark_used_blocks.
3741 * tree-pass.h (pass_mark_used_blocks): New.
3742 * Makefile.in (tree-inline.o): Add debug.h dependency.
3744 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3746 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3747 VAR_DECLs to have weak_import attribute.
3749 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3752 2004-01-03 Steven Bosscher <stevenb@suse.de>
3754 * passes.c (rest_of_compilation): Don't run regmove if only
3755 flag_expensive_optimizations, require flag_regmove instead.
3757 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3759 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3761 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3762 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3763 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3764 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3766 2005-01-03 Richard Henderson <rth@redhat.com>
3768 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3769 (ia64_const_ok_for_letter_p): New.
3770 (ia64_const_double_ok_for_letter_p): New.
3771 (ia64_extra_constraint): New.
3772 (ia64_expand_vecint_compare): New.
3773 (ia64_expand_vcondu_v2si): New.
3774 (ia64_expand_vecint_cmov): New.
3775 (ia64_expand_vecint_minmax): New.
3776 (ia64_print_operand): Add 'v'.
3777 (ia64_preferred_reload_class): New.
3778 (ia64_vector_mode_supported_p): New.
3779 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3780 (PREFERRED_RELOAD_CLASS): Move to function.
3781 (CONST_OK_FOR_LETTER_P): Move to function.
3782 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3783 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3784 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3785 (EXTRA_CONSTRAINT): Move to function.
3786 * config/ia64/ia64.md: Include vect.md.
3787 (itanium_class): Add mmalua.
3789 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3791 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3792 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3794 (const_int_2bit_operand): New.
3795 (fr_reg_or_0_operand): New.
3796 * config/ia64/ia64-modes.def: Add vector modes.
3797 * config/ia64/ia64-protos.h: Update.
3798 * config/ia64/vect.md: New file.
3800 2005-01-03 Richard Henderson <rth@redhat.com>
3802 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3804 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3807 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3809 (log1pdf2): Change mode of operands[0,1] to DFmode.
3811 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3813 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3814 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3815 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3816 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3817 SPARC_RELAXED_ORDERING.
3819 2005-01-03 Richard Henderson <rth@redhat.com>
3820 Uros Bizjak <uros@kss-loka.si>
3823 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3824 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3825 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3827 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3828 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3829 const_pow2_1_to_128_operand): New predicates.
3831 2005-01-02 Greg McGary <greg@mcgary.org>
3833 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3835 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3836 object. [ptr_type]: Remove unused variable.
3837 Remember nearest addressable array-element or record-component
3838 when checking bitfield components. Tolerate empty BIND_EXPR.
3840 2005-01-01 Richard Henderson <rth@redhat.com>
3842 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3843 that don't narrow the value. Fail for other conversions.
3845 2005-01-01 Richard Henderson <rth@redhat.com>
3848 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3849 * c-lang.c (finish_file): Don't do it here.
3850 * objc/objc-act.c (objc_finish_file): Likewise.
3852 * cgraph.c (decl_assembler_name_equal): New.
3853 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3854 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3855 * cgraph.h (struct cgraph_varpool_node): Add next.
3856 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3857 * varasm.c (assemble_alias): Mark the target as needed.
3859 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3862 * function.c (get_arg_pointer_save_area): Use entry_of_function
3863 instead of get_insns.
3865 2005-01-01 Roger Sayle <roger@eyesopen.com>
3866 Andrew Pinski <pinskia@physics.uc.edu>
3867 James E. Wilson <wilson@specifixinc.com>
3869 PR rtl-optimization/12092
3870 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3873 2005-01-01 Roger Sayle <roger@eyesopen.com>
3874 Olivier Hainque <hainque@act-europe.fr>
3876 * tree.c (int_fits_type_p): A narrower type always fits in a
3877 wider one, except for negative values into unsigned types.
3879 2005-01-01 Roger Sayle <roger@eyesopen.com>
3881 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3882 with the original constant rather than require TREE_OVERFLOW.
3884 2005-01-01 Steven Bosscher <stevenb@suse.de>
3887 * c-decl.c (finish_function): If compiling C99, annotate the
3888 compiler generated return with the current file name and line 0.
3889 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3890 the source line is greater than 0.
3891 (remove_bb): Likewise.
3893 See ChangeLog.12 for earlier changes.