1 2005-02-11 Ian Lance Taylor <ian@airs.com>
3 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6 * tree.c (build_function_type_list): Work correctly if there are
9 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
12 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
13 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
14 TARGET_ZARCH instead of TARGET_64BIT.
16 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
18 * config/rs6000/t-rtems:
19 (MULTILIB_OPTIONS): Remove mcpu=602.
20 (MUTLILIB_DIRNAMES): Remove m602.
21 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
22 Let mcpu=602 match mcpu=603.
23 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
25 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
30 2005-02-10 David Daney <ddaney@avtrex.com>
32 * config/alpha/linux-unwind.h: Add exception clause to copyright.
33 * config/i386/linux-unwind.h: Likewise.
34 * config/ia64/linux-unwind.h: Likewise.
35 * config/mips/linux-unwind.h: Likewise.
36 * config/pa/linux-unwind.h: Likewise.
37 * config/rs6000/linux-unwind.h: Likewise.
38 * config/s390/linux-unwind.h: Likewise.
39 * config/sh/linux-unwind.h: Likewise.
40 * config/sparc/linux-unwind.h: Likewise.
42 2005-02-10 Steven Bosscher <stevenb@suse.de>
44 PR tree-optimization/17549
45 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
46 TER to replace a DEF with its expression if the DEF and the
47 rhs of the expression we replace into have the same root
50 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
52 * config/mips/mips.md: Fix the placement of the match_scratch in the
55 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
57 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
60 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
62 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
63 (strip_offset): Handle addresses.
64 (add_address_candidates): Use strip_offset.
65 (difference_cost): Reflect strip_offset change.
66 (force_var_cost, difference_cost): Strip nops.
68 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
70 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
72 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
73 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
74 config/cris/cris-protos.h, config/cris/cris.c: Update
77 2005-02-10 Jeff Law <law@redhat.com>
79 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
80 (lookup_avail_expr): Similarly.
82 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
84 * builtins.c (fold_builtin_powi): New function.
85 (fold_builtin_1): Call it.
87 2005-02-10 Steven Bosscher <stevenb@suse.de>
89 PR documentation/19309
90 * doc/cpp.texi: The __GNUC__ and related predefined macros
91 are also defined for the "standalone" cpp.
92 Some non-GCC compilers may also define __GNUC__.
94 2005-02-10 Jakub Jelinek <jakub@redhat.com>
97 * c-typeck.c (common_type): New routine. Old common_type renamed
99 (c_common_type): ...this.
100 (build_conditional_expr, build_binary_op): Use c_common_type instead
103 2005-02-10 Steven Bosscher <stevenb@suse.de>
105 * doc/md.texi: Replace @samp{length} with @code{length}.
107 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
109 PR tree-optimization/18687
110 * tree-flow.h (find_loop_niter): Declare.
111 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
112 Try using scev even for loops with more than one exit.
113 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
114 (struct ivopts_data): Added niters field.
115 (struct nfe_cache_elt): New.
116 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
118 (tree_ssa_iv_optimize_init): Initialize niters cache.
119 (determine_number_of_iterations): Removed.
120 (find_induction_variables): Do not call determine_number_of_iterations.
121 Access niters for single exit through niter_for_single_dom_exit.
122 (add_iv_outer_candidates): Access niters for single exit through
123 niter_for_single_dom_exit.
124 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
125 number_of_iterations_cond.
126 (iv_period): New function.
127 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
128 (may_replace_final_value): Take data argument. Use
129 niter_for_single_dom_exit.
130 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
131 (rewrite_use_compare): Pass data to may_eliminate_iv.
132 (rewrite_use_outer): Pass data to may_replace_final_value.
133 (free_loop_data): Clean up the niters cache.
134 (tree_ssa_iv_optimize_finalize): Free the niters cache.
135 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
136 * tree-ssa-loop-niter.c (find_loop_niter): New function.
137 (find_loop_niter_by_eval): Use tree_int_cst_lt.
138 (num_ending_zeros): Moved to tree.c.
139 * tree.h (num_ending_zeros): Declare.
140 * tree.c (num_ending_zeros): Moved from tree.c.
142 2005-02-09 Richard Henderson <rth@redhat.com>
144 * builtins.c (DEF_BUILTIN): Add COND argument.
145 * tree.h (DEF_BUILTIN): Likewise.
146 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
147 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
149 (DEF_BUILTIN_STUB): New.
150 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
151 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
152 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
153 * c-common.c (DEF_BUILTIN): Add COND argument.
154 * tree.c (local_define_builtin): New.
155 (build_common_builtin_nodes): New.
157 2005-02-09 Roger Sayle <roger@eyesopen.com>
159 * fold-const.c (fold_strip_sign_ops): New function to simplify a
160 floating point expression ignoring the sign of the result.
161 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
162 (fold) <MULT_EXPR>: Use it to simplify x*x.
163 * tree.h (fold_strip_sign_ops): Prototype here.
164 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
165 argument. Use fold_strip_sign_ops to simplify the first argument.
166 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
167 first argument when the second argument is an even integer
168 constant, but only with -funsafe_math_optimizations.
169 (fold_builtin_1): Update call to fold_builtin_copysign.
171 2005-02-09 Ian Lance Taylor <ian@airs.com>
174 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
175 just check whether EH_FILTER_FAILURE falls through.
177 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
179 * gcc/haifa-sched.c (schedule_block): Make queued sched group
180 insns return to ready list in the next turn.
182 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
185 * builtins.def: New __builtin_powi[lf].
186 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
187 (expand_builtin_powi): New function.
188 (expand_builtin): Dispatch to expand_builtin_powi.
189 * libgcc2.h: Add prototypes for __builtin_powi[lf].
190 * libgcc2.c: Add __builtin_powi[lf] implementation.
191 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
192 * optabs.h: Add powi_optab.
193 * optabs.c (init_optabs): Initialize powi_optab.
194 * doc/extend.texi: Document __builtin_powi[lf].
196 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
198 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
201 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
204 * fold-const.c (try_move_mult_to_index): Remove redundant
205 type argument. Create ADDR_EXPR with correct type.
206 (fold): Update callers of try_move_mult_to_index. Convert
207 result to the appropriate type.
209 2005-02-09 Roger Sayle <roger@eyesopen.com>
212 * config/avr/avr.c (default_rtx_costs): Delete.
213 (avr_operand_rtx_cost): New function.
214 (avr_rtx_costs): Completely rewrite.
216 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
219 * config/cris/cris.c (in_code): New variable.
220 (cris_output_addr_const): Now a static function, a wrapper for
222 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
223 case from old cris_output_addr_const.
224 (cris_asm_output_label_ref): Similar for LABEL_REF.
225 (cris_output_addr_const_extra): Similar for UNSPEC.
226 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
227 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
228 * config/cris/cris-protos.h (cris_output_addr_const): Remove
230 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
231 (cris_asm_output_label_ref): Declare.
233 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
235 PR preprocessor/19801
236 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
237 filenames that changed when libcpp was moved to the toplevel.
239 2005-02-07 Roger Sayle <roger@eyesopen.com>
241 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
242 zero extensions of BImode operands. Call lowpart_subreg instead
243 of gen_lowpart_common and gen_lowpart_SUBREG.
245 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
248 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
249 * configure.ac: Set cc_for_cross_gnattools.
250 * configure: Regenerate.
252 2005-02-08 Alan Modra <amodra@bigpond.net.au>
255 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
257 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
260 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
263 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
265 * doc/extend.texi: Document deprecated extensions allowing
266 static floating-point members to have initializers and allowing
267 floating-point literals in integral constant expressions.
269 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
271 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
272 config/darwin7.h, config/mips/mips.c,
273 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
276 * cse.c: Update comments.
278 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
281 * builtins.c (fold_builtin_sqrt): Transform
282 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
285 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
286 Dorit Naishlos <dorit@il.ibm.com>
288 * doc/invoke.texi (ftree-vectorizer-verbose): New.
289 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
290 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
292 * tree.h (vect_set_verbosity_level): New extern function declaration
294 * tree-vectorizer.h (verbosity_levels): New enum type.
295 * tree-vectorizer.c (vect_debug_stats): Function removed.
296 (vect_debug_details): Likewise.
297 (vect_verbosity_level): Global variable was defined and initialized.
298 (vect_dump): Global variable definition.
299 (vect_print_dump_info): New function.
300 (vect_set_dump_settings): New function.
301 (vect_set_verbosity_level): New function.
302 (vectorize_loops): Add call to vect_set_dump_settings.
304 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
305 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
306 (slpeel_tree_peel_loop_to_edge): Likewise.
308 (vect_analyze_offset_expr): Call to vect_print_dump_info with
309 appropriate verbosity level instead of call to vect_debug_details
311 (vect_get_base_and_offset):
312 (vect_create_addr_base_for_vector_ref):
313 (get_vectype_for_scalar_type):
314 (vect_create_data_ref_ptr):
316 (vect_get_vec_def_for_operand):
317 (vect_finish_stmt_generation):
318 (vectorizable_assignment):
319 (vectorizable_operation):
320 (vectorizable_store):
322 (vect_transform_stmt):
323 (vect_update_ivs_after_vectorizer):
324 (vect_do_peeling_for_loop_bound):
325 (vect_update_inits_of_drs):
326 (vect_do_peeling_for_alignment):
327 (vect_transform_loop):
328 (vect_is_simple_use):
329 (vect_analyze_operations):
330 (vect_is_simple_iv_evolution):
331 (vect_analyze_scalar_cycles):
332 (vect_analyze_data_ref_dependence):
333 (vect_analyze_data_ref_dependences):
334 (vect_compute_data_ref_alignment):
335 (vect_enhance_data_refs_alignment):
336 (vect_analyze_data_refs_alignment):
337 (vect_analyze_data_ref_access):
338 (vect_analyze_data_ref_accesses):
339 (vect_analyze_pointer_ref_access):
340 (vect_get_memtag_and_dr):
341 (vect_analyze_data_refs):
342 (vect_mark_relevant):
343 (vect_stmt_relevant_p):
344 (vect_mark_stmts_to_be_vectorized):
345 (vect_can_advance_ivs_p):
346 (vect_get_loop_niters):
347 (vect_analyze_loop_form):
349 (vectorize_loops): Likewise.
351 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
352 (vect_update_inits_of_drs):
353 (vect_do_peeling_for_alignment):
354 (vect_transform_loop):
355 (vect_analyze_operations):
356 (vect_analyze_scalar_cycles):
357 (vect_analyze_data_ref_dependences):
358 (vect_analyze_data_refs_alignment):
359 (vect_analyze_data_ref_accesses):
360 (vect_analyze_data_refs):
361 (vect_mark_stmts_to_be_vectorized):
362 (vect_get_loop_niters):
363 (vect_analyze_loop_form):
364 (vect_analyze_loop): Likewise.
365 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
367 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
371 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
372 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
373 either -ffast-math or -funsafe-math-optimizations is in use.
375 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
376 * config/mips/irix-csr.c: New file.
377 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
378 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
379 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
382 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
384 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
385 redundant, incorrect definitions.
387 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
389 ("*tls_indirect_call"): New, reference hard regs directly.
390 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
392 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
394 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
395 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
397 2005-02-06 Roger Sayle <roger@eyesopen.com>
399 PR rtl-optimization/19800
400 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
401 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
404 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
406 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
408 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
411 * doc/invoke.texi: Correct documentation of -freorder-functions.
413 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
416 * doc/invoke.texi: Don't mention gccbug.
418 2005-02-06 Roger Sayle <roger@eyesopen.com>
419 Andrew Pinski <pinskia@physics.uc.edu>
420 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
422 * simplify-rtx.c (simplify_relational_operation_1): Simplify
423 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
424 into just (zero_extract:SI FOO (const_int 1) BAR).
426 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
428 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
429 macro locally. Don't give last revision date. Use GCC version
430 number from gcc-common.texi.
431 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
432 revision date. Use GCC version number from gcc-common.texi.
433 Describe being a library as current state rather than as 3.x
435 * doc/gcc.texi: Remove last update date.
436 * doc/gccint.texi: Likewise. Update copyright dates.
437 * doc/install.texi: Update copyright dates.
439 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
442 * doc/invoke.texi: Mention for each option included in -Wall that
443 it is included in -Wall.
444 * doc/gcc.texi: Update copyright and last modification date.
446 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
448 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
449 unnecessary cast to original induction variable increments.
451 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
453 PR tree-optimization/18219
454 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
457 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
459 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
460 Set bitpos and offset later in the function. Do nothing if the
461 target is a register and if the bitfield lies completely outside
463 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
464 here. Return an uninitialised register if the source value is stored
465 in a register and the bitfield lies completely outside that register.
467 2005-02-06 Steven Bosscher <stevenb@suse.de>
469 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
472 2005-02-06 Marcin Dalecki <martin@dalecki.de>
474 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
476 2005-02-06 Geoffrey Keating <geoffk@apple.com>
478 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
479 * config/darwin8.h: New.
480 * config/darwin7.h: Update comment.
482 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
483 Dorit Naishlos <dorit@il.ibm.com>
485 * tree-vectorizer.h (LOC): New type.
486 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
487 (loop_line_number): New field in struct _loop_vec_info.
488 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
490 * tree-vectorizer.c (input.h): Included.
491 (find_loop_location): New function.
492 (vect_debug_stats): Argument changed from loop to LOC. Computation of
493 loop line number removed.
494 (vect_debug_details): Likewise.
495 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
497 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
498 call to vect_debug_details/stats changed from loop to loop_loc.
499 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
500 (slpeel_tree_peel_loop_to_edge): Likewise.
502 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
503 changed from NULL to UNKNOWN_LOC.
504 (vect_get_base_and_offset):
505 (vect_create_addr_base_for_vector_ref):
506 (get_vectype_for_scalar_type):
507 (vect_create_data_ref_ptr):
509 (vect_get_vec_def_for_operand):
510 (vect_finish_stmt_generation):
511 (vectorizable_assignment):
512 (vectorizable_operation):
513 (vectorizable_store):
515 (vect_transform_stmt):
516 (vect_update_ivs_after_vectorizer):
517 (vect_do_peeling_for_loop_bound):
518 (vect_do_peeling_for_alignment):
519 (vect_transform_loop):
520 (vect_is_simple_use):
521 (vect_analyze_operations):
522 (vect_is_simple_iv_evolution):
523 (vect_analyze_scalar_cycles):
524 (vect_analyze_data_ref_dependences):
525 (vect_compute_data_ref_alignment):
526 (vect_enhance_data_refs_alignment):
527 (vect_analyze_data_ref_access):
528 (vect_analyze_data_ref_accesses):
529 (vect_analyze_pointer_ref_access):
530 (vect_get_memtag_and_dr):
531 (vect_analyze_data_refs):
532 (vect_mark_relevant):
533 (vect_stmt_relevant_p):
534 (vect_mark_stmts_to_be_vectorized):
535 (vect_can_advance_ivs_p):
536 (vect_get_loop_niters):
538 (vectorize_loops): Likewise.
540 (vectorizable_load): Argument in call to vect_debug_details/stats
541 changed from loop to LOOP_LOC (loop_vinfo).
542 (vect_transform_loop):
543 (vect_analyze_operations):
544 (vect_analyze_scalar_cycles):
545 (vect_analyze_data_ref_dependence):
546 (vect_enhance_data_refs_alignment):
547 (vect_analyze_data_ref_accesses):
548 (vect_analyze_pointer_ref_access):
549 (vect_analyze_data_refs):
550 (vect_analyze_loop): Likewise.
552 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
553 changed from loop to loop_loc.
555 (vect_enhance_data_refs_alignment): Removed unused variable loop.
557 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
558 Dorit Naishlos <dorit@il.ibm.com>
560 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
562 (vect_analyze_data_ref_dependences): Likewise.
564 (vect_is_simple_use): Argument changed from loop structure to
565 loop_vect_info structure.
566 (vect_can_advance_ivs_p): Likewise.
567 (vect_create_index_for_vector_ref): Likewise.
568 (vect_update_ivs_after_vectorizer): Likewise.
569 (new_stmt_vec_info): Likewise.
571 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
572 changed from loop to loop_vinfo.
573 (vect_create_data_ref_ptr): First argument in call to
574 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
575 (vectorizable_assignment): Second argument in call to vect_is_simple_use
576 was changed from loop to loop_vinfo.
577 (vectorizable_operation): Likewise.
578 (vectorizable_store): Likewise.
579 (vect_mark_stmts_to_be_vectorized): Likewise.
580 (vect_do_peeling_for_loop_bound): First argument in call to
581 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
582 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
583 was changed from loop to loop_vinfo.
584 (vect_analyze_data_ref_dependences): Third argument in call to
585 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
587 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
588 (vect_create_data_ref_ptr): Likewise.
589 (vect_init_vector): Likewise.
590 (vect_get_vec_def_for_operand): Likewise.
591 (vectorizable_assignment): Likewise.
592 (vectorizable_operation): Likewise.
593 (vectorizable_store): Likewise.
594 (vectorizable_load): Likewise.
595 (vect_update_ivs_after_vectorizer): Likewise.
596 (vect_is_simple_use): Likewise.
597 (vect_analyze_data_ref_dependence): Likewise.
598 (vect_analyze_pointer_ref_access): Likewise.
599 (vect_can_advance_ivs_p): Likewise.
601 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
602 before _stmt_vec_info.
603 (_stmt_vec_info): Loop field replaced by loop_vec_info.
604 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
605 (new_stmt_vec_info): Argument changed from loop structure to
606 loop_vect_info structure
608 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
609 (vect_analyze_offset_expr): Avoid 80 columns overflow.
610 (vect_create_addr_base_for_vector_ref): Likewise.
611 (vect_analyze_pointer_ref_access): Likewise.
613 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
616 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
617 phi flag if the phi is abnormal.
619 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
622 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
623 information for the new statement.
625 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
628 * gcc.c (main): Include the target in -v output.
630 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
632 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
633 Do not drop the extend if we'd have to add a paradoxical subreg
634 later. Include optabs.h and insn-codes.h.
635 * Makefile.in (combine.o): Depend on $(OPTABS_H).
637 2005-02-02 Roger Sayle <roger@eyesopen.com>
640 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
641 * fold-const.c (const_binop): Avoid constant folding floating
642 point operations in modes that use composite representations.
643 * simplify-rtx.c (simplify_binary_operation): Likewise.
645 2005-02-02 Geoffrey Keating <geoffk@apple.com>
647 * config/rs6000/altivec.md (altivec_dst): Make the first operand
649 (altivec_dstt): Likewise.
650 (altivec_dstst): Likewise.
651 (altivec_dststt): Likewise.
652 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
655 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
657 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
658 EXPR_LOCUS from orig_cond to the new cond_stmt.
659 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
662 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
664 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
665 standard_iv_increment_position. Remove call to bsi_next
666 (no need to bump the iterator anymore).
667 (vect_create_index_for_vector_ref): Call
668 standard_iv_increment_position. Remove second function argument.
669 (vect_finish_stmt_generation): Remove call to bsi_next
670 (no need to bump the iterator anymore).
671 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
672 to vect_create_index_for_vector_ref.
674 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
676 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
677 phis are used out of the loop.
679 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
682 * c-decl.c (undef_nested_function): New variable.
683 (pop_scope): Diagnose undefined nested functions.
684 (finish_function): Don't attempt cgraph processing or genericizing
685 if current top-level function contained an undefined nested
686 function. Reset undef_nested_function at the end of a top-level
689 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
691 * tree.c (build_int_cst_type): Take sign of the value into account
692 when deciding whether sign extend the value.
694 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
697 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
698 (cpp_options, cc1_options): Change %{std*&ansi} to
699 %{std*&ansi&trigraphs}.
701 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
703 * cse.c: Update comments.
705 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
707 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
708 arguments go on the stack. Do not put complex doubles in odd/even
711 2005-02-02 Steven Bosscher <stevenb@suse.de>
713 * doc/invoke.texi: Update the options enabled at -O1, -O2,
714 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
715 -ftree-pre, and -fthread-jumps.
717 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
719 PR tree-optimization/19578
720 * tree-flow.h (modified_noreturn_calls): Declare.
721 (noreturn_call_p): Declare.
722 * tree-flow-inline.h (noreturn_call_p): New function.
723 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
724 * tree-cfg.c (modified_noreturn_calls): New variable.
725 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
726 that contain a mid-block noreturn call.
727 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
729 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
731 * df.c (df_def_record_1, df_uses_record): Don't use
733 * df.h (DF_FOR_REGALLOC): Remove.
735 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
738 * c-typeck.c (really_start_incremental_init): Reset
739 constructor_max_index for arrays of incomplete type.
741 2005-02-02 Jeff Law <law@redhat.com>
743 * gcse.c (struct reg_set): Store the block index where the register
744 was set rather than the setting insn.
745 (record_one_set, compute_transp): Corresponding changes.
746 (pre_insert_copy_insn): Do not call replace_one_set.
747 (replace_one_set): Remove.
749 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
752 * doc/gcov.texi: Fix typo.
754 2005-02-01 Richard Henderson <rth@redhat.com
757 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
758 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
760 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
761 * config/i386/i386-protos.h: Update.
763 2005-02-01 Steven Bosscher <stevenb@suse.de>
765 PR tree-optimization/19217
766 * tree-cfg.c (verify_expr): Use the data field to see if TP was
767 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
768 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
769 that it is walking a PHI node.
771 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
773 * doc/extend.texi (Nested Functions): Update.
775 2005-02-01 Richard Henderson <rth@redhat.com>
778 * optabs.c (expand_copysign_absneg): Export.
779 * optabs.h (expand_copysign_absneg): Declare.
780 * config/rs6000/rs6000.md (copysigntf3): New.
782 2005-02-01 Diego Novillo <dnovillo@redhat.com>
784 PR tree-optimization/19633
785 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
786 * tree-ssa-alias.c (init_alias_info): Initialize.
787 (merge_pointed_to_info): Set.
788 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
789 (dump_points_to_info_for): Show value of pt_null.
790 (struct count_ptr_d): Declare.
791 (find_ptr_dereference): Remove.
792 (ptr_is_dereferenced_by): Remove.
793 (count_ptr_derefs): New local function.
794 (count_uses_and_derefs): New local function.
795 (compute_points_to_and_addr_escape): Call it. If the number
796 of dereferences is greater than zero, mark the pointer as
797 dereferenced. If there are fewer dereferences than uses of
798 the pointer, the pointer's value escapes.
800 2005-02-01 Diego Novillo <dnovillo@redhat.com>
802 PR tree-optimization/19670
803 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
805 (verify_use): ... set it here, instead.
807 2005-02-01 Janis Johnson <janis187@us.ibm.com>
809 * doc/sourcebuild.texi (Test directives): Fix formatting.
811 * doc/sourcebuild.texi (Test directives): Describe selector
814 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
816 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
817 specific 64-bit CPUs.
819 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
822 * arm.c (arm_eliminable_register): New function.
823 (adjacent_mem_locations): Don't allow eliminable registers. Use
824 HOST_WIDE_INT for address offsets.
825 * arm-protos.h (arm_eliminable_register): Add prototype.
827 2005-02-01 Steven Bosscher <stevenb@suse.de>
829 PR optimization/15242
830 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
831 * basic-block.h (duplicate_computed_gotos): Add prototype.
832 * bb-reorder.c (duplicate_computed_gotos): New function to
833 duplicate sufficiently small blocks ending in a computed jump.
834 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
835 if not optimizing for size.
836 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
837 never do tail merging for blocks ending in a computed jump.
838 * doc/invoke.texi: Document the max-goto-duplication-insns param.
840 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
842 Patch from Richard Sandiford <rsandifo@redhat.com>
843 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
844 from inheriting a subreg equivalence with a non-spill register.
846 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
848 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
850 * config/frv/frv.c (movcc_fp_destination_operand): New.
851 (gpr_or_memory_operand): Fix typo in comment.
852 (gpr_or_memory_operand_with_scratch): New.
853 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
854 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
855 movcc_fp_destination_operand.
856 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
857 Legitimize memory addresses using a scratch register.
859 2005-01-31 Jeff Law <law@redhat.com>
861 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
862 bitmap a sparse bitmap instead of a simple bitmap.
863 (mark_def_sites_initialize_block): Corresponding changes.
864 (ssa_mark_def_sites_initialize_block): Likewise.
865 (ssa_mark_phi_uses): Likewise.
866 (mark_def_site, ssa_mark_def_sites): Likewise.
867 (mark_def_site_blocks): Likewise.
868 (rewrite_ssa_into_ssa): Likewise.
870 * tree-ssa-dom.c (record_cond): Pass correct variable type
871 for last argument to htab_find_slot_with_hash.
873 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
874 effects when optimizing 0 % X. Do not try to optimize X % 0.
876 2005-01-31 James E. Wilson <wilson@specifixinc.com>
878 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
881 2005-02-01 Eric Christopher <echristo@redhat.com>
883 * config/mips/mips.c (override_options): Warn if -mint64
885 * doc/invoke.texi (MIPS Options): Document that -mint64 is
888 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
890 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
892 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
893 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
894 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
895 (cached_regno): Initialize to INVALID_REGNUM.
896 (cse_reg_info_table_size,
897 cse_reg_info_table_first_uninitialized,
898 cse_reg_info_timestamp): New.
899 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
901 (init_cse_reg_info, get_cse_reg_info_1): New.
902 (get_cse_reg_info): Cache the last look-up.
903 (new_basic_block): Update the code to clear mappings from
904 registers to cse_reg_info entries.
905 (cse_main): Call init_cse_reg_info.
907 * cse.c (get_cse_reg_info): Update a comment.
909 2005-01-31 Steven Bosscher <stevenb@suse.de>
912 * c-decl.c (start_decl): Do not warn about arrays of elements with
913 an incomplete type here.
914 (grokdeclarator): Do it here by making a pedwarn an error.
915 * c-typeck.c (push_init_level): If there were previous errors with
916 the constructor type, do not warn about braces for initializers.
917 (process_init_element): Likewise for excess initializer elements.
919 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
921 * cse.c (delete_trivially_dead_insn): Don't iterate.
923 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
925 * config/rs6000/rs6000.md (copysignsf3): New expand.
926 (copysigndf3): Likewise.
928 2005-01-31 Steven Bosscher <stevenb@suse.de>
930 * recog.c (constrain_operands): Only look for earlyclobber operand
931 conflicts if an '&' constraint was seen.
933 2005-01-31 Marc Espie <espie@openbsd.org>
935 * config.gcc: Don't include embedded systems fragment, switches default
936 debugging format to ELF.
937 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
938 longer pick it up there.
940 2005-01-31 Dale Johannesen <dalej@apple.com>
942 * doc/extend.texi (nested functions): Fix linkage description.
943 Clarify that static is not allowed.
945 2005-01-31 Dale Johannesen <dalej@apple.com>
947 * config/rs6000/darwin.md (movsf_low_di): Make work.
948 (movdf_low_di): Make work.
950 2005-01-31 Dale Johannesen <dalej@apple.com>
952 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
953 Make work for 64 bit.
955 2005-01-31 Roger Sayle <roger@eyesopen.com>
956 Dale Johannesen <dalej@apple.com>
959 * fold-const.c (fold_binary_op_with_conditional_arg):
960 Make types match original operands, before STRIP_NOPS.
962 2005-01-31 Alan Modra <amodra@bigpond.net.au>
964 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
965 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
966 (struct gcc_sigcontext): Delete. Merge contents to..
967 (struct gcc_ucontext): ..here.
968 (get_sigcontext): Delete.
969 (get_regs): New function, like get_sigcontext but return regs ptr.
970 64-bit version finds regs from r1 to support vdso.
971 (ppc_linux_aux_vector): New function.
972 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
975 2005-01-31 Ira Rosen <irar@il.ibm.com>
977 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
979 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
980 redundant fold. Fix misalignment for MINUS_EXPR.
981 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
982 (vect_analyze_pointer_ref_access): Likewise.
983 (vect_get_memtag_and_dr): Likewise.
985 2005-01-31 Richard Henderson <rth@redhat.com>
987 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
988 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
989 absnegdf2_i387, absnegxf2_i387): Likewise.
991 2005-01-31 Richard Henderson <rth@redhat.com>
994 * optabs.c (expand_copysign_absneg): New.
995 (expand_copysign_bit): Split out from ...
996 (expand_copysign): ... here. Use expand_copysign_absneg.
998 2005-01-30 Roger Sayle <roger@eyesopen.com>
1001 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1002 constant as the second operand and a register as the third.
1004 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1007 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1008 that dllimport'd functions do not use all call-clobbered registers
1011 2005-01-30 Richard Henderson <rth@redhat.com>
1014 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1015 expand_abs_nojump and generalize. Use operand_subword and
1016 emit_no_conflict_block. Support large modes.
1017 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1019 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1020 negation to subtraction.
1021 (expand_copysign): Check that the format has signed zeros.
1022 Use operand_subword and emit_no_conflict_block. Support large modes.
1024 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1026 Fix PR tree-optimization/19624
1028 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1029 * tree-ssa-pre.c: Add cfgloop.h.
1031 (pre_stats): New member, constified.
1032 (inserted_exprs): New static variable.
1033 (NECESSARY): New macro.
1034 (create_expression_by_pieces): Fold the expression, and
1035 mark it as defaulting to not necessary. Also put in
1037 (fully_constant_expression): New function.
1038 (insert_into_preds_of_block): Modify to not insert phis when we
1039 are playing with induction variables.
1040 Push phis onto the inserted_exprs vector, and mark them as not
1041 necessary by default.
1042 (insert_aux): Call fully_constant_expression on eprime.
1043 If all edges produce the same value, mark it constant.
1044 (mark_operand_necessary): New function.
1045 (remove_dead_inserted_code): New function.
1046 (init_pre): Init loop optimizer to get loop info.
1047 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1048 (execute_pre): Commit edge inserts, then remove dead code.
1050 2005-01-30 Richard Henderson <rth@redhat.com>
1052 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1053 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1055 2005-01-30 Richard Henderson <rth@redhat.com>
1058 * config/i386/i386.c (ix86_expand_copysign): New.
1059 (ix86_split_copysign_const): New.
1060 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1061 rearrange op1/nmask operands.
1062 * config/i386/i386-protos.h: Update.
1063 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1064 (copysigndf3): Likewise.
1065 (copysignsf3_const, copysigndf3_const): New.
1066 (copysignsf3_var): Rename from copysignsf3, split out splitter
1067 and fix split predicate for X constraint.
1068 (copysigndf3_var): Similarly.
1070 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1072 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1073 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1074 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1076 2005-01-29 Richard Henderson <rth@redhat.com>
1079 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1080 of # and * in constraints.
1082 2005-01-29 Richard Henderson <rth@redhat.com>
1085 * expr.c (store_field): Don't strip sub-mode cast when the input
1086 data is even smaller.
1088 2005-01-29 Richard Henderson <rth@redhat.com>
1091 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1094 2005-01-29 Richard Henderson <rth@redhat.com>
1096 * combine.c (make_field_assignment): Fix argument order
1099 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1101 PR tree-optimization/15791
1102 * fold-const.c (extract_array_ref): New function.
1103 (fold): Fold comparisons between &a[i] and &a[j] or
1104 semantically equivalent trees.
1106 2005-01-29 Jeff Law <law@redhat.com>
1108 * gcse.c (insert_expr_in_table): Revamp handling of available
1109 and anticipatable occurrence lists to avoid unnecessary list
1111 (insert_set_in_table): Similarly.
1113 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1115 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1117 (c_build_qualified_type): Build qualified array types with
1118 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1119 * c-decl.c (c_make_fname_decl): Build unqualified array type
1120 before qualified type.
1121 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1122 type is qualified, not just if type itself is. Don't apply
1123 qualifiers to array type when declarator is processed. Apply
1124 qualifiers to field type whether or not it is an array type.
1125 Don't handle array types specially for applying qualifiers to
1127 * c-typeck.c (composite_type): Build unqualified element type and
1128 array type when forming composite of array types.
1129 (common_pointer_type, comptypes, comp_target_types,
1130 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1131 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1133 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1134 (args2) in variables a1 and a2.
1136 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1138 * cse.c (n_elements_made, max_elements_made): Remove.
1139 (insert): Don't touch n_elements_made.
1140 (cse_main): Don't touch n_elements_made or max_elements_made.
1142 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1145 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1146 configuration part of dp-bit.c to be lost.
1148 2005-01-28 Roger Sayle <roger@eyesopen.com>
1150 * expmed.c (expand_mult_highpart_optab): When attempting to use
1151 a non-widening multiplication in a wider mode, the operands need
1152 to be converted (zero or sign extended) to that mode.
1154 2005-01-28 Ian Lance Taylor <ian@airs.com>
1158 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1159 through if both operands fall through.
1161 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1163 * cse.c (fold_rtx) <PC>: Don't optimize.
1165 2005-01-28 Jeff Law <law@redhat.com>
1167 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1168 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1170 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1172 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1173 cse_reg_info_used_list_end): Remove.
1174 (cse_reg_info_list, cse_reg_info_list_free): New.
1175 (get_cse_reg_info): When allocating an instance of
1176 cse_reg_info, add it to the beginning of the cse_reg_info_list
1177 list. Remove code to maintain cse_reg_info_used_list.
1178 (new_basic_block): Reset the free list to the beginning of
1181 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1183 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1184 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1185 (frv_expand_mdpackh_builtin): New function.
1186 (frv_expand_builtin): Use it to expand __MDPACKH.
1187 * doc/extend.texi (__MDPACKH): Update documentation.
1189 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1191 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1192 SSE_FLOAT_MODE_P for use_sse computation.
1194 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1197 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1199 2005-01-27 Richard Henderson <rth@redhat.com>
1201 * builtins.c (expand_builtin_copysign): New.
1202 (expand_builtin): Call it.
1203 * genopinit.c (optabs): Add copysign_optab.
1204 * optabs.c (init_optabs): Initialize it.
1205 (expand_copysign): New.
1206 * optabs.h (OTI_copysign, copysign_optab): New.
1207 (expand_copysign): Declare.
1209 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1210 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1212 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1213 (ix86_expand_fp_absneg_operator): ... here.
1214 (ix86_split_copysign): New.
1215 * config/i386/i386-protos.h: Update.
1216 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1217 (copysignsf3, copysigndf3): New.
1219 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1220 (copysignsf3, ncopysignsf3): New.
1221 (copysigndf3, ncopysigndf3): New.
1222 (copysignxf3, ncopysignxf3): New.
1223 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1225 2005-01-27 Arend Bayer <arend.bayer@web.de>
1226 Kazu Hirata <kazu@cs.umass.edu>
1228 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1229 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1230 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1233 2005-01-27 Jeff Law <law@redhat.com>
1235 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1236 definitions of SSA_NAMEs which are not being rewritten.
1237 (rewrite_ssa_into_ssa): Only initialize the current definition
1238 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1239 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1240 SSA_NAMEs before returning.
1242 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1244 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1245 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1246 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1247 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1248 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1250 2005-01-27 Steven Bosscher <stevenb@suse.de>
1253 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1254 higher to -O2 and higher. Likewise for tree PRE.
1255 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1258 2005-01-27 Ian Lance Taylor <ian@airs.com>
1261 * gimple-low.c (try_catch_may_fallthru): New static function.
1262 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1263 * tree-inline.c (expand_call_inline): Don't warn about reaching
1264 the end of a non-void function being inlined if the function uses
1267 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1269 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1272 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1273 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1274 (implicitly_declare): Handle error_mark_node.
1276 2005-01-27 Richard Henderson <rth@redhat.com>
1279 * tree.h (struct tree_decl): Add debug_expr_is_from.
1280 (DECL_DEBUG_EXPR_IS_FROM): New.
1281 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1282 * dwarf2out.c (dwarf2out_var_location): Update to match.
1283 * tree-outof-ssa.c (create_temp): Likewise.
1284 * var-tracking.c (track_expr_p): Likewise.
1285 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1286 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1287 * toplev.c (default_tree_printer): Likewise.
1289 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1291 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1292 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1294 2005-01-27 Steven Bosscher <stevenb@suse.de>
1296 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1297 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1298 ASM_CLOBBERS): Add tree checks.
1300 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1301 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1302 * c-common.def (SWITCH_STMT): Update to match.
1303 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1304 macros instead of SWITCH_EXPR ones.
1305 * c-dump.c (c_dump_tree): Likewise.
1306 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1307 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1309 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1311 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1313 * unwind-dw2.c (execute_stack_op): Add missing cases for
1314 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1316 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1318 * config.gcc (Obsolete configurations): Remove 'dummy', add
1319 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1322 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1324 PR tree-optimization/19633
1325 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1327 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1328 are no call-clobbered variables.
1329 * tree-outof-ssa.c (check_replaceable): Return false for calls
1332 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1334 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1335 even for variables with NULL DECL_INITIAL.
1337 2005-01-26 Stuart Hastings <stuart@apple.com>
1339 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1341 2005-01-26 Richard Henderson <rth@redhat.com>
1344 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1346 * expr.c (store_field): Strip conversions to odd-bit-sized types
1347 if the destination field width matches.
1349 2005-01-26 Richard Henderson <rth@redhat.com>
1351 * c-decl.c, expmed.c, expr.c: Revert last change.
1353 2005-01-26 Richard Henderson <rth@redhat.com>
1356 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1358 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1359 if we don't need the bits above those present in the current mode.
1360 * expr.c (store_field): Strip conversions to odd-bit-sized types
1361 if the destination field width matches.
1363 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1365 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1366 either -ffast-math or -funsafe-math-optimizations is in use.
1368 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1372 * config/avr/avr.c (notice_update_cc): Only set condition code for
1373 ashrqi3 if shift count > 0.
1374 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1375 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1376 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1377 count <= 0 as a no-op, and shift count >= width by copying zero
1378 or sign bit to all bits of the result.
1379 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1380 count, with attribute "length" set to 0 and "cc" set to "none".
1382 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1384 * doc/invoke.texi: Document -mTLS.
1386 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1387 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1388 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1389 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1390 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1391 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1392 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1393 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1395 * configure.ac: Check for a TLS capable gas.
1397 * configure: Regenerate.
1399 2005-01-26 Richard Henderson <rth@redhat.com>
1402 * combine.c (make_field_assignment): Simplify store to zero_extract
1403 from a source with an overlapping mask.
1405 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1407 2004-11-11 Eric Christopher <echristo@redhat.com>
1409 * config/frv/frv.md: Add fr400_integer automaton. Don't
1410 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1413 2005-01-26 Steven Bosscher <stevenb@suse.de>
1416 * cfgbuild.c (make_edges): Do not clear or set
1417 current_function_has_computed_jump.
1418 * function.h (struct function): Remove the has_computed_jump field.
1419 (current_function_has_computed_jump): Do not define.
1420 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1421 in a computed jump. Ignore current_function_has_computed_jump.
1423 2005-01-26 Richard Henderson <rth@redhat.com>
1426 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1427 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1429 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1430 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1431 objects into static storage if they have more than one non-zero value.
1432 * tree.h (categorize_ctor_elements): Update decl.
1434 2005-01-26 Steven Bosscher <stevenb@suse.de>
1437 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1438 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1439 to this function from 2004-07-10.
1440 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1441 the current function for tail call optimizations if the address
1442 of one of it its arguments is taken.
1444 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1446 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1448 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1450 * function.c (expand_function_end): If current_function_calls_alloca,
1451 emit stack restore in a place that is reached when the function falls
1454 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1456 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1457 rule to avoid matching inappropriate suffix rule.
1459 2005-01-26 Jan Hubicka <jh@suse.cz>
1461 PR tree-optimization/19241
1462 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1464 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1466 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1467 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1469 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1470 <sim*>: Always use crt1.o, regardless of N in simN.
1471 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1472 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1473 (CRT_CALL_STATIC_FUNCTION): Remove.
1474 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1475 use crt1.o, regardless of N in simN.
1476 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1477 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1478 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1479 case isystem setting.
1480 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1482 2005-01-25 Ian Lance Taylor <ian@airs.com>
1484 * gimple-low.c (block_may_fallthru): Correct handling of
1485 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1487 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1489 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1490 handlers to match indentation; nested under the mtune=* handler.
1491 Similar for mcpu= and march=.
1493 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1495 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1496 * config/mips/linux64.h (LIB_SPEC): Likewise.
1497 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1498 * config/sh/linux.h (LIB_SPEC): Likewise.
1500 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1502 * config/frv/frv.c (frv_legitimize_tls_address): New.
1503 (TARGET_HAVE_TLS): Define.
1504 (FRV_SYMBOL_REF_TLS_P): Define.
1505 (frv_override_options): Handle new register classes.
1506 (frv_legitimate_address_p): Reject tls addresses.
1507 (frv_legitimize_address): Handle TLS addresses.
1508 (gen_inlined_tls_plt): New.
1510 (frv_legitimize_tls_address): New.
1511 (unspec_got_name): Add TLS entries.
1512 (got12_operand): Add R_FRV_TLSMOFF12 case.
1513 (frv_emit_move): Fixup TLS addresses.
1514 (frv_emit_movsi): Legitimize TLS addresses.
1516 * config/frv/frv.h (MASK_BIG_TLS): New.
1517 (TARGET_BIG_TLS): New.
1518 (HAVE_AS_TLS): Define.
1519 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1520 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1521 (REG_CLASS_NAMES): Same.
1522 (REG_CLASS_CONTENTS): Same.
1523 (CONSTRAINT_LEN): New.
1524 (REG_CLASS_FROM_CONSTRAINT): New.
1525 (PREDICATE_CODES): Add symbolic_operand.
1527 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1528 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1529 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1530 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1531 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1532 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1533 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1534 GR9_REG, GR14_REG, LRREG.
1535 (type): Add load_or_call attribute.
1536 ("load_or_call"): New reservation.
1537 ("call_gettlsoff"): New.
1538 ("tls_indirect_call"): New.
1539 ("tls_load_gottlsoff12"): New.
1540 ("tlsoff_hilo"): New.
1541 ("tls_tlsdesc_ldd"): New.
1542 ("tls_tlsoff_ld"): New.
1545 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1547 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1549 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1550 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1551 * config/frv/frv.c (TLS_BIAS): Define.
1552 (frv_output_dwarf_dtprel): New.
1554 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1556 PR rtl-optimization/19579
1557 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1558 both A and B, see if they don't clobber registers the other expr uses.
1560 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1562 * real.c (do_add): Initialize signalling and canonical members.
1564 * real.c (real_from_integer): Zero out destination.
1566 2005-01-18 Jan Hubicka <jh@suse.cz>
1568 PR tree-optimize/19337
1569 * tree-inline.c (initialize_inlined_parameters): Copy
1570 saved_static_chain_decl only.
1572 2005-01-25 Richard Henderson <rth@redhat.com>
1576 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1577 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1578 80387 enabled, to return a proper subclass. Return the subset that
1579 overlaps with GENERAL_REGS for PLUS.
1580 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1582 2005-01-25 Richard Henderson <rth@redhat.com>
1585 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1587 2005-01-25 Roger Sayle <roger@eyesopen.com>
1589 * expmed.c (choose_multiplier): Change interface to return the
1590 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1591 (expand_divmod): Update calls to choose_multiplier.
1593 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1596 * expmed.c (extract_bit_field): Use adjust_address instead of
1597 gen_lowpart when op0 is a MEM.
1599 2005-01-24 Steven Bosscher <stevenb@suse.de>
1601 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1603 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1605 * config/mips/irix-csr.c: New file.
1606 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1607 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1608 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1611 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1614 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1615 sparc/elf.h, add sparc/sp-elf.h.
1616 (sparc-*-rtems*): Likewise.
1617 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1618 tm-dwarf2.h, add sparc/sp-elf.h.
1619 (sparc86x-*-elf): Likewise.
1620 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1621 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1622 TARGET_OS_CPP_BUILTINS.
1623 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1624 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1626 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1627 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1628 (SWITCH_TAKES_ARG): Likewise.
1629 (LOCAL_LABEL_PREFIX): Likewise.
1630 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1631 (TARGET_N_FORMAT_TYPES): Delete.
1632 (TARGET_FORMAT_TYPES): Likewise.
1633 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1634 * config/sparc/elf.h: Delete.
1635 * config/sparc/sp-elf.h: New file.
1637 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1639 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1640 * tree-flow.h: Remove the corresponding prototype.
1641 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1642 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1644 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1647 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1648 for AIX ABI or ELF -fPIC.
1649 (rs6000_emit_load_toc_table): Don't create toc_section here.
1650 (rs6000_xcoff_file_start): Nor here.
1652 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1654 * sh.c (ra.h): Don't #include.
1655 (hard_regs_intersect_p): New function, resurrected from ra.c.
1657 * sh.c: Fix 1996 Copyright.
1659 2005-01-24 Richard Henderson <rth@redhat.com>
1660 Aldy Hernandez <aldyh@redhat.com>
1662 * regrename.c (note_sets): Handle subregs.
1664 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1667 * genconditions.c (write_header, write_conditions): Elide file if
1670 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1672 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1673 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1676 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1678 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1679 expand_builtin_printf, expand_builtin_fprintf,
1680 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1681 checking against POINTER_TYPE.
1682 (validate_arglist): Handle POINTER_TYPE code by checking
1685 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1687 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1689 (for_each_rtx): Call for_each_rtx_1.
1690 * rtl.h (init_rtlanal): Declare.
1691 * toplev.c (backend_init): Call init_rtlanal.
1693 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1695 * flow.c (propagate_one_insn): Formatting.
1698 * flow.c (libcall_dead_p): Be more conservative if unsure.
1699 If there are any instructions between insn and call, see if they are
1700 all dead before saying the libcall is dead.
1702 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1704 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1705 operand constraint for operand 0.
1707 2005-01-23 Richard Henderson <rth@redhat.com>
1710 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1711 edges leading to join block.
1713 2005-01-23 Roger Sayle <roger@eyesopen.com>
1715 * expmed.c (expand_mult_highpart): Make static. Change type of
1716 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1717 (expand_divmod): Updates calls to expand_mult_highpart by using
1718 gen_int_mode to pass a CONST_INT rtx.
1719 * rtl.h (expand_mult_highpart): Remove prototype.
1721 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1723 * flow.c (regset_bytes, regset_size): Remove.
1725 * cfganal.c: Fix a reference to Harvey's paper.
1727 2005-01-23 Steven Bosscher <stevenb@suse.de>
1729 PR rtl-optimization/19464
1730 * tree-optimize.c (init_tree_optimization_passes): Add one more
1731 copyrename pass just before out-of-ssa.
1733 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1736 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1737 * ggc-none.c (ggc_free): Define.
1739 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1741 * cse.c (max_reg, max_insn_uid): Remove.
1742 (cse_main): Don't access max_reg or max_insn_uid.
1744 * c-common.c (explicit_flag_signed_bitfields,
1745 lang_statement_code_p, lang_expand_function_end): Remove.
1746 * c-common.h: Remove the corresponding declarations.
1747 * c-opts.c (c_common_handle_option): Remove all write access
1748 to explicit_flag_signed_bitfields.
1750 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1751 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1752 * cgraph.h: Remove the corresponding declaration.
1754 * gcse.c (null_pointer_info): Remove.
1756 2005-01-23 Roger Sayle <roger@eyesopen.com>
1757 Eric Botcazou <ebotcazou@libertysurf.fr>
1759 * combine.c (simplify_logical): Only simplify logical expressions
1760 of the form ior(and(x,y),z) by the inverse distributive law if the
1761 result is cheaper than the original.
1763 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1765 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1766 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1767 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1768 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1769 config/freebsd-spec.h, config/arm/arm.h,
1770 config/h8300/h8300.md, config/i386/i386.md,
1771 config/i386/predicates.md, config/i386/sse.md,
1772 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1773 config/vax/vax.md: Fix comment typos. Follow spelling
1776 2005-01-23 Steven Bosscher <stevenb@suse.de>
1778 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1779 tests, instead of `less than'.
1781 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1783 * function.c (assign_parm_setup_block): When creating a new stack slot
1784 for a parameter, get its alignment from the parameter's DECL_ALIGN
1785 rather than the type's TYPE_ALIGN. Make sure that the parameter
1786 is at least word aligned.
1788 2005-01-22 Roger Sayle <roger@eyesopen.com>
1791 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1793 2005-01-22 Richard Henderson <rth@redhat.com>
1796 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1797 in both compare operands.
1798 (movdfcc_1_sse_max): Likewise.
1799 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1800 (movdfcc_1_sse): Likewise.
1801 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1802 scratch register as needed.
1804 2005-01-22 Richard Henderson <rth@redhat.com>
1806 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1808 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1810 2005-01-22 Richard Henderson <rth@redhat.com>
1812 * genopinit.c (optabs): Use smin/smax for floating point too.
1813 * doc/md.texi: Update to match. Clarify that floating point
1814 results are undefined for +0/-0 and NaN.
1815 * doc/rtl.texi: Likewise.
1816 * rtl.def (SMIN, SMAX): Likewise
1817 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1819 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1820 leading 's' to the name.
1821 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1822 smaxxf3, sminxf3): Likewise.
1823 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1826 2005-01-22 Paul Brook <paul@codesourcery.com>
1828 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1830 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1832 * config/s390/s390.c (struct processor_costs): New fields
1833 dlgr, dlr, dr, dsgfr, dsgr.
1834 (z900_cost, z990_cost): Values for new fields.
1835 (s390_rtx_costs): New cases MEM und COMPARE in switch
1836 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1837 DIV, MOD, UDIV, UMOD.
1839 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1841 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1842 into the register being decremented.
1843 ("doloop_si31", "doloop_di"): Likewise.
1844 ("*doloop_si_long"): Adapt pattern.
1846 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1848 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1850 (CLASS_MAX_NREGS): Likewise.
1852 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1854 * doc/tree-ssa.texi (Statement Operands): Add example for new
1855 must-def macro. Note deprecation of old operands interface.
1857 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1859 PR tree-optimization/19484
1860 * tree-cfg.c (remove_fallthru_edge): New function.
1861 (cleanup_control_flow): Remove fallthru edges from calls that are
1862 now known not to return.
1864 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1866 Fix PR tree-optimization/19038
1867 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1868 copies with loop variant ones.
1870 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1872 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1873 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1874 config/alpha/alpha.md, config/alpha/predicates.md,
1875 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1876 config/sparc/sol2.h: Update copyright.
1878 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1879 first label to see if it is a nonlocal label.
1881 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1882 Andrew Pinski <pinskia@physics.uc.edu>
1885 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1886 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1888 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1890 * config/rs6000/rtems.h: Update copyright.
1892 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1895 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1896 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1897 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1899 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1902 * c-typeck.c (convert_arguments): Check for error_mark_node.
1904 2005-01-21 Ian Lance Taylor <ian@airs.com>
1906 PR tree-optimization/13000
1907 * tree-inline.c: Include "tree-flow.h".
1908 (expand_call_inline): If warn_return_type, warn if non-void inline
1909 function falls through.
1910 * tree-cfg.c (execute_warn_function_return): Don't warn about
1911 control reaching end if TREE_NO_WARNING is set. Set
1913 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1915 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1916 branch if we don't need one.
1917 * c-typeck.c: Include "tree-flow.h"
1918 (c_finish_bc_stmt): Don't add a goto if the current statement
1919 list doesn't fall through to the current point.
1921 2005-01-21 Roger Sayle <roger@eyesopen.com>
1923 PR rtl-optimization/576
1924 * real.c (real_arithmetic): Change return type from void to bool
1925 to return an indication that the result may be inexact.
1926 * real.h (real_arithmeric): Update prototype.
1927 * fold-const.c (const_binop): Don't constant fold floating
1928 point expressions when the user specifies -frounding-math and
1929 the result may depend upon the run-time rounding mode.
1930 (fold_convert_const_real_from_real): Clean-up.
1931 (fold_initializer): Ignore flag_rounding_math for initializers.
1932 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1933 constant fold FP operations with flag_rounding_math if the
1934 result may depend upon the run-time rounding mode.
1936 2005-01-21 Tom Tromey <tromey@redhat.com>
1938 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
1940 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
1942 * tree-cfg.c: Fix comment typos.
1944 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
1946 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
1947 around the call to rest_of_handle_branch_target_load_optimize.
1949 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1951 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
1952 (sparc64-*-openbsd*): Likewise.
1953 (sparclite-*-elf*): Include tm-dwarf2.h.
1954 (sparc86x-*-elf*): Likewise.
1955 (sparc64-*-elf*): Likewise.
1956 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
1957 (DBX_DEBUGGING_INFO): Likewise.
1958 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
1959 (PREFERRED_DEBUGGING_TYPE): Likewise.
1960 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
1961 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
1962 (PREFERRED_DEBUGGING_TYPE): Likewise.
1963 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
1964 (PREFERRED_DEBUGGING_TYPE): Likewise.
1965 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
1967 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
1970 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
1972 2005-01-20 Paul Brook <paul@codesourcery.com>
1974 * doc/rtl.texi: Document value extension requirements for CONST_INT.
1976 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
1978 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
1979 label is first in a sequence of labels.
1981 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
1983 2005-01-20 Janis Johnson <janis187@us.ibm.com>
1984 Giovanni Bajo <giovannibajo@gcc.gnu.org>
1986 * doc/sourcebuild.texi (Test Directives): New.
1988 2005-01-20 Roger Sayle <roger@eyesopen.com>
1990 * real.c (real_floor): Don't leave the result uninitialized when
1991 mode is VOIDMode, but return the unrounded intermediate value.
1992 (real_ceil): Likewise.
1994 2005-01-20 Paul Brook <paul@codesourcery.com>
1996 * config/arm/arm.md (insv): Use gen_int_mode.
1998 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2000 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2001 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2002 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2003 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2004 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2006 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2009 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2010 fbreg, so we have to assume we can't.
2011 (loc_descriptor_from_tree_1): Ditto.
2012 (containing_function_has_frame_base): New function.
2013 (add_location_or_const_value_attribute): Use it.
2014 Also try to generate a frame_base from a single element location
2017 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2019 PR tree-optimization/15349
2020 * timevar.def (TV_TREE_MERGE_PHI): New.
2021 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2023 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2024 calls to tree_forwarder_block_p.
2025 (remove_forwarder_block_with_phi, merge_phi_nodes,
2026 gate_merge_phi, pass_merge_phi): New.
2027 * tree-optimize.c (init_tree_optimization_passes): Add
2029 * tree-pass.h: Add an extern for pass_merge_phi;
2031 2005-01-20 Richard Henderson <rth@redhat.com>
2034 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2035 (_mm_castps_pd, _mm_castps_si128): New.
2036 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2038 2005-01-20 Richard Henderson <rth@redhat.com>
2041 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2042 __builtin_ia32_vec_init_v2si.
2043 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2044 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2045 (ix86_init_mmx_sse_builtins): Create it.
2046 (ix86_expand_builtin): Expand it.
2047 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2048 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2049 (vec_extractv2si_0, vec_extractv2si_1): New.
2051 2005-01-20 Richard Henderson <rth@redhat.com>
2054 * config/i386/i386.c (ix86_expand_push): New.
2055 * config/i386/mmx.md (push<MMXMODE>1): New.
2056 * config/i386/sse.md (push<SSEMODE>1): New.
2057 * config/i386/i386-protos.h: Update.
2059 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2061 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2064 2005-01-20 Richard Henderson <rth@redhat.com>
2066 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2067 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2069 2005-01-19 Richard Henderson <rth@redhat.com>
2072 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2073 to V4SFmode in SSE1 fallback load path.
2075 2005-01-19 Richard Henderson <rth@redhat.com>
2077 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2078 in QImode expansion to ix86_expand_vector_set.
2079 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2081 2005-01-19 Richard Henderson <rth@redhat.com>
2084 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2085 subclass of the input class.
2086 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2087 Always true for cross-SSE1 classes. Rationalize conditionals.
2088 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2089 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2090 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2091 (movdi_2): Add MMX/SSE zeros.
2092 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2093 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2094 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2095 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2096 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2097 (zero_extendsidi2_rex64_1): Remove.
2098 (MOV0 peephole): Check GENERAL_REG_P.
2100 2005-01-19 Richard Henderson <rth@redhat.com>
2103 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2105 (ix86_expand_vector_extract): Likewise.
2107 2005-01-19 Richard Henderson <rth@redhat.com>
2110 * expr.c (emit_move_change_mode): New argument force; use
2111 simplify_gen_subreg if true.
2112 (emit_move_via_alt_mode): Merge into ...
2113 (emit_move_via_integer): ... here.
2114 (emit_move_ccmode): Use emit_move_change_mode directly.
2116 2005-01-19 Richard Henderson <rth@redhat.com>
2119 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2120 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2121 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2123 (alpha_emit_set_const): Likewise. Make static.
2124 (alpha_emit_set_long_const): Make static.
2125 (alpha_extract_integer): Split out from alpha_expand_mov.
2126 (alpha_split_const_mov): Likewise.
2127 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2128 (alpha_legitimate_constant_p): New.
2129 * config/alpha/alpha-protos.h: Update.
2130 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2131 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2132 * config/alpha/alpha.md (movsi): Add n alternative.
2133 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2134 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2135 (splitters for all of the above): Use alpha_split_const_mov.
2136 * config/alpha/predicates.md (non_add_const_operand): New.
2137 (non_zero_const_operand): New.
2138 (input_operand): Use alpha_legitimate_constant_p after reload.
2140 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2142 PR tree-optimization/19038
2143 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2144 (add_candidate): Add ivs with increment in latch only if
2145 allow_ip_end_pos_p is true.
2146 (determine_iv_cost): Use empty_block_p.
2148 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2150 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2151 (compute_dominance_frontiers): Ditto.
2153 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2156 * config/sh/t-rtems: New.
2157 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2159 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2161 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2162 the offset of the selected field.
2164 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2166 * tree-cfg.c (remove_forwarder_block): Fix the check to
2167 prevent a nonlocal label from appearing in the middle of a
2170 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2172 PR rtl-optimization/19462
2173 * reorg.c (find_end_label): Create return insn only if
2174 current_function_epilogue_delay_list is empty.
2176 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2178 * doc/passes.texi: Remove paragraph mentioning new-ra.
2180 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2182 PR rtl-optimization/15139
2183 * combine.c: Include params.h.
2184 (count_rtxs): New function.
2185 (record_value_for_reg): If replace_rtx would replace at least
2186 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2187 (clobber (const_int 0)) instead of TEM.
2188 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2189 * params.h (MAX_LAST_VALUE_RTL): New.
2190 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2191 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2194 * c-typeck.c (digest_init): Only call build_vector if all constructor
2195 elements are *_CST nodes.
2196 * gimplify.c (gimplify_init_constructor): Likewise.
2199 * c-typeck.c (digest_init): Only call build_vector if inside_init
2202 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2204 * toplev.c (init_asm_output): Remove dead #ifdef.
2206 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2208 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2210 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2212 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2213 accessing DECL_FUNCTION_CODE.
2214 * dojump.c (do_jump): Likewise.
2215 * gimplify.c (gimplify_call_expr): Likewise.
2216 * predict.c (expr_expected_value): Likewise.
2217 (strip_builtin_expect): Likewise.
2218 * tree-inline.c (estimate_num_insns_1): Likewise.
2219 * tree-ssa-loop-im.c (stmt_cost): Likewise
2220 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2221 (tree_expr_nonnegative_p): Likewise.
2223 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2225 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2226 variant of the load_pcrel_sym pattern.
2227 * config/sparc/sparc.md (P macro): Move to the top.
2228 (load_pcrel_sym): Macroize using P.
2229 (save_register_window): Likewise.
2231 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2233 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2236 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2239 * c-typeck.c (build_asm_expr): Strip nops off
2240 input memory operands.
2242 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2244 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2245 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2246 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2247 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2249 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2252 * config/i386/i386.c (override_options): If the 80387 is disabled,
2253 then do not return FP values using FP registers.
2255 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2257 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2258 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2259 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2260 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2261 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2262 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2263 output.h, postreload-gcse.c, postreload.c, recog.c,
2264 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2265 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2266 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2267 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2268 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2269 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2270 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2271 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2273 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2274 config/alpha/alpha.c, config/arm/vfp.md,
2275 config/i386/emmintrin.h, config/i386/i386-modes.def,
2276 config/i386/i386-protos.h, config/i386/i386.h,
2277 config/i386/pmmintrin.h, config/i386/ppro.md,
2278 config/i386/predicates.md, config/i386/xmmintrin.h,
2279 config/i860/i860.c, config/ia64/ia64-modes.def,
2280 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2281 config/ia64/ia64.md, config/ia64/itanium1.md,
2282 config/ia64/itanium2.md, config/ia64/predicates.md,
2283 config/iq2000/iq2000.h, config/mips/linux64.h,
2284 config/rs6000/aix41.h, config/rs6000/aix43.h,
2285 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2286 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2287 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2288 config/sparc/linux64.h, config/sparc/litecoff.h,
2289 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2290 config/sparc/sparc.h, config/sparc/sparc.md,
2291 config/sparc/sysv4-only.h: Update copyright.
2293 2005-01-18 Richard Henderson <rth@redhat.com>
2296 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2298 2005-01-18 Marc Espie <espie@openbsd.org>
2299 * config/i386/openbsdelf.h: Typo.
2301 2005-01-18 Richard Henderson <rth@redhat.com>
2303 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2304 special case for sse.
2305 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2307 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2309 * tree-inline.c (estimate_num_insns_1): Added cases for
2310 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2312 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2314 PR rtl-optimization/19296
2315 * combine.c (simplify_comparison): Rewrite the condition under
2316 which a non-paradoxical SUBREG of a PLUS can be lifted when
2317 compared against a constant.
2319 2005-01-18 Andi Kleen <ak@muc.de>
2321 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2322 * c.opt (-Wpointer-sign): Add.
2323 * doc/invoke.texi: (-Wpointer-sign): Add.
2325 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2327 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2328 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2329 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2330 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2331 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2332 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2333 for TARGET_MIX_SSE_I387.
2334 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2335 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2336 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2337 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2338 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2339 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2340 TARGET_MIX_SSE_I387.
2341 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2344 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2347 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2348 Add movaps alternative for xmm reg->reg move.
2350 2005-01-17 Jeff Law <law@redhat.com>
2352 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2353 at the end of the main DOM loop rather than just before DOM exits.
2355 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2357 PR tree-optimization/19121
2358 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2359 adding aliases to a name tag, also add them to the pointer's
2361 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2362 sensitive alias info at all. Only check that the two pointers
2363 have compatible pointed-to sets.
2364 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2365 a pointer's type tag is a superset of the alias set of the
2368 2005-01-17 James E Wilson <wilson@specifixinc.com>
2371 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2372 comment to document why.
2374 2005-01-17 Richard Henderson <rth@redhat.com>
2376 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2377 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2378 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2379 sse2_vmsminv2df3_finite): New.
2380 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2381 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2382 Force op1 into register.
2384 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2386 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2387 bubblestrap from always rebuilding build directory.
2389 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2391 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2392 ("*cmpmem_short"): Likewise.
2394 2005-01-17 Steven Bosscher <stevenb@suse.de>
2396 * basic-block.h: Document BB_* flags.
2397 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2398 use an sbitmap instead.
2399 * sched-rgn.c (compute_trg_info): Likewise.
2401 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2403 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2404 redundant target_cpu_default and extra_parts lines. Use the default
2406 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2407 (SUBTARGET_EXTRA_SPECS): Delete.
2408 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2409 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2410 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2411 and "n32" for -mabi=n32.
2413 2005-01-17 Ian Lance Taylor <ian@airs.com>
2416 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2417 fold constant variables into initial values.
2419 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2421 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2423 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2424 through the statements backward.
2426 2005-01-17 Ian Lance Taylor <ian@airs.com>
2428 PR middle-end/13127:
2429 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2430 a variable set to the return value of the inlined function.
2432 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2434 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2435 when modes are tieable.
2437 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2439 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2440 of pthread_create to find out if threads are enabled.
2441 * gthr-posix95.h (__gthread_active_p): Likewise.
2443 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2445 * common.opt (-fnew-ra): Remove.
2447 * toplev.h (flag_new_regalloc): Remove.
2448 * Makefile.in (ra*.*): Don't mention.
2449 * passes.c (rest_of_handle_new_regalloc): Remove.
2450 (rest_of_handle_combine, rest_of_compilation): Always consider
2451 flag_new_regalloc as false.
2452 * doc/invoke.texi: Don't document -fnew-ra.
2454 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2456 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2457 last parameter to reg_scan.
2458 * loop.c (loop_optimize): Likewise.
2459 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2460 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2461 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2462 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2463 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2464 * regclass.c (reg_scan): Likewise, for the declaration.
2465 * rtl.h (reg_scan): Likewise, for the prototype.
2467 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2469 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2470 mark_dfs_back_edges.
2472 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2474 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2475 (compute_avail): Uses don't go in tmp_gen.
2477 2005-01-16 Steven Bosscher <stevenb@suse.de>
2479 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2480 loop to look for a free slot in a page entry.
2482 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2485 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2486 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2487 just before targetm.asm_out.file_end.
2488 * tree.h (process_pending_assemble_output_defs): Declare.
2489 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2491 (assemble_alias): Defer generation of assembly code for defines when
2492 TARGET_DEFERRED_OUTPUT_DEFS is true.
2493 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2494 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2495 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2497 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2500 * pa.c (pa_scalar_mode_supported_p): New function.
2501 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2502 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2504 * pa-protos.h (prefetch_operand): Delete.
2505 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2506 * pa.c (prefetch_operand): Delete.
2507 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2508 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2509 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2510 and prefetch_nocc_operand.
2511 * pa.md (prefetch): Rework to avoid reload problems handling short
2512 displacements when a cache control completer needs to be provided.
2513 (prefetch_32, prefetch_64): Delete.
2514 (prefetch_cc, prefetch_nocc): New patterns.
2516 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2518 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2520 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2523 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2524 exceeds maximum alignment for global common data.
2525 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2526 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2528 2004-01-15 Roger Sayle <roger@eyesopen.com>
2530 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2532 2004-01-15 Roger Sayle <roger@eyesopen.com>
2534 * harg-reg-set.h (reg_class_names): Prototype global array.
2535 * regclass.c (reg_class_names): Declare here and initialize to
2537 (dump_regclass): Remove local declaration of reg_class_names.
2538 (regclass): Likewise.
2539 * cfg.c (dump_flow_info): Likewise.
2540 * ra-debug.c (reg_class_names): Likewise.
2541 * regrename.c (reg_class_names): Likewise.
2542 * reload.c (reg_class_names): Likewise.
2543 * reload1.c (spill_failure): Likewise.
2544 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2546 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2548 * config/s390/s390.md ("reload_outti"): Remove predicate for
2549 output operand. Abort if operand is not a MEM.
2550 ("reload_outdi", "reload_outdf"): Likewise.
2552 2005-01-15 Marc Espie <espie@openbsd.org>
2554 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2555 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2556 * config/openbsd.h: Fix C++ includes for native configurations.
2557 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2558 Add trampoline support.
2559 * config/i386/openbsdelf.h: New.
2561 2005-01-15 Marc Espie <espie@openbsd.org>
2563 * collect2.c (main): Explicitly parse -dynamic-linker option.
2565 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2567 PR tree-optimization/19060
2568 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2569 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2570 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2571 and handle extract_range_from_cond returning false.
2572 * fold-const.c (fold): Optimize comparisons with min/max even for
2573 width > HOST_BITS_PER_WIDE_INT.
2575 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2577 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2578 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2579 Remove little endian multilib variants.
2580 Add mips32 multilib variant.
2582 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2584 * explow.c (copy_all_reg, stabilize): Remove.
2585 * expr.h: Remove the corresponding prototypes.
2587 * rtlanal.c (regs_set_between_p): Remove.
2588 * rtl.h: Remove the corresponding prototype.
2590 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2592 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2593 to rs6000_nonimmediate_operand.
2594 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2595 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2596 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2597 rs6000_nonimmediate_operand.
2598 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2599 rs6000_nonimmediate_operand.
2601 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2603 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2605 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2607 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2609 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2610 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2612 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2613 (rs6k_nonimmediate_operand): New.
2614 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2616 (legitimate_lo_sum_address_p): Same.
2617 (rs6000_legitimize_address): Same.
2618 (rs6000_legitimize_reload_address): Same.
2619 (rs6000_legitimate_address): Same.
2620 (spe_build_register_parallel): Pass DF and DC modes in a DI
2623 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2624 to rs6k_nonimmediate_operand.
2626 * config/rs6000/spe.md ("*frob_df_di"): New.
2627 ("*frob_di_df"): New.
2628 ("*frob_di_df_2"): New.
2629 ("*mov_sidf_e500_subreg0"): New.
2630 ("*mov_sidf_e500_subreg4"): New.
2631 ("*movdf_e500_double"): Change predicate to
2632 rs6k_nonimmediate_operand.
2634 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2636 * postreload.c (move2add_note_store): Only call
2637 trunc_int_for_mode on scalar integers.
2639 2005-01-14 Steven Bosscher <stevenb@suse.de>
2641 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2642 replace BB_VISITED uses.
2643 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2644 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2645 (tree_dce_done): Free visited_control_parents.
2646 (perform_tree_ssa_dce): Allocate and clear it.
2647 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2648 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2649 instead of BB_VISITED.
2651 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2653 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2654 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2655 Remove unused prototypes.
2657 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2659 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2660 64-bit register usage.
2661 (spe_func_has_64bit_regs_p): Add FIXME note.
2663 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2665 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2666 flag_finite_math_only with flag_unsafe_math_optimizations.
2668 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2670 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2672 (__tpf_eh_return): Copy TPF private stack area from the module
2673 boundary stack frame. Add check for when module addresses are
2674 equal, but no stub address is found.
2676 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2679 * arm.h (struct machine_function): Add call_via field.
2680 (thumb_call_via_label): Declare.
2681 * arm.c (thumb_call_via_label): New variable.
2682 (thumb_call_reg_needed): New variable.
2683 (arm_output_function_epilogue): For Thumb code, output any per-function
2684 call-indirect trampolines.
2685 (thumb_call_via_reg): New function.
2686 (arm_file_end): New function.
2687 (TARGET_ASM_FILE_END): Call arm_file_end.
2688 (aof_file_end): Likewise.
2689 * arm-protos.h (thumb_call_via_reg): Declare.
2690 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2691 thumb_call_via_reg in normal case.
2693 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2696 PR rtl-optimization/19348
2697 * recog.c (peephole2_optimize): Do global life update if some peephole
2698 decides it doesn't need at least one of its inputs and that change
2699 influences liveness at the start of the basic block.
2701 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2702 arguments instead of 1.
2704 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2707 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2708 zero for nested functions needing a static chain or functions
2709 with a non-constant address.
2711 2005-01-13 Roger Sayle <roger@eyesopen.com>
2713 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2714 (and (sign_extend X) C) into (zero_extend (and X C)).
2716 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2718 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2720 2005-01-13 Richard Henderson <rth@redhat.com>
2725 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2726 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2727 not just TARGET_SSE.
2728 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2729 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2730 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2731 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2732 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2733 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2734 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2735 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2736 (movdicc_c_rex64): Rename with '*'.
2737 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2738 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2739 (movsfcc_1_387): Rename from movsfcc_1.
2740 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2741 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2742 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2743 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2744 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2745 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2746 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2747 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2748 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2749 sse_movdfcc_const0_4): Remove.
2750 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2751 recognize min/max early. Update for changed sse cmove patterns.
2752 (ix86_split_sse_movcc): New.
2753 * config/i386/i386-protos.h: Update.
2755 2005-01-13 Steven Bosscher <stevenb@suse.de>
2757 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2758 (fix_stmt_v_may_defs): Likewise.
2760 2005-01-13 Richard Henderson <rth@redhat.com>
2762 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2763 for converting the mask.
2765 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2767 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2770 2005-01-13 Richard Henderson <rth@redhat.com>
2772 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2773 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2774 IX86_BUILTIN_MOVDQ2Q): Remove.
2775 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2776 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2777 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2779 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2780 (sse2_pextrw): Fix immediate constraint.
2781 (sse2_loadq, sse2_loadq_rex64): Remove.
2782 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2783 Use __builtin_ia32_vec_ext_<size>.
2784 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2786 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2788 * function.c (assign_parm_setup_block): Look inside original
2789 entry_parm when inspecting PARALLEL.
2791 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2792 Joel Sherrill <joel@oarcorp.com>
2795 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2796 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2797 rtems_gxx_recursive_mutex_init.
2798 (__gthread_recursive_mutex_lock): New function.
2799 (__gthread_recursive_mutex_trylock): Likewise.
2800 (__gthread_recursive_mutex_unlock): Likewise.
2802 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2804 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2806 2005-01-13 Jan Beulich <jbeulich@novell.com>
2808 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2809 (ashrti3_internal): Indicate output is early clobber. Generate result
2810 into output rather than first input. Use move for low word of output
2811 if shift count is exactly 64.
2812 (lshrti3_internal): Likewise.
2814 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2818 * reload1.c (delete_output_reload): Don't delete an output reload
2819 if the pseudo lives longer than a single basic block. Adjust and
2820 improve wording of comment.
2822 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2825 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2826 of TYPE_SIZE where we mean the number of bytes.
2828 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2830 * function.c (assign_parm_setup_block): Relax condition on
2831 multi-register optimization.
2833 2005-01-12 Nick Clifton <nickc@redhat.com>
2835 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2836 an "in_delay_slot" attribute of "no" to prevent them being used in
2837 delay slots. This is forbidden because they might generate
2840 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2843 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2846 2005-01-12 Nick Clifton <nickc@redhat.com>
2848 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2849 passed on to GAS) but do not define, as GAS no longer supports or
2850 needs the -m2000 option.
2852 2005-01-11 Roger Sayle <roger@eyesopen.com>
2854 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2855 type as args of unprototyped builtins aren't automatically promoted.
2856 (fold_builtin_abs): Likewise.
2858 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2860 * Makefile.in: Set a `build-warn' variable.
2862 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2864 PR tree-optimization/17949
2865 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2866 (find_interesting_uses_address): Use it.
2868 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2870 * regrename.c (kill_value): Handle subreg's that won't simplify.
2872 2005-01-11 Richard Henderson <rth@redhat.com>
2875 * config/i386/i386.h (enum ix86_builtins): Move ...
2876 * config/i386/i386.c: ... here.
2877 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2878 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2879 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2880 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2881 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2882 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2883 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2884 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2885 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2886 IX86_BUILTIN_LOADDDUP): Remove.
2887 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2888 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2889 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2890 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2891 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2892 (ix86_init_builtins): Make static.
2893 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2894 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2895 if all the modes match. Otherwise, fake it.
2896 (get_element_number, ix86_expand_vec_init_builtin,
2897 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2898 (ix86_expand_builtin): Make static. Update for changed builtins.
2899 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2900 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2901 (ix86_expand_vector_init_duplicate): New.
2902 (ix86_expand_vector_init_low_nonzero): New.
2903 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2904 Split out from ix86_expand_vector_init; handle integer modes.
2905 (ix86_expand_vector_init): Use them.
2906 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2907 * config/i386/i386-protos.h: Update.
2908 * config/i386/predicates.md (reg_or_0_operand): New.
2909 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2910 (movv2sf_internal): Likewise. And a splitter to match them all.
2911 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2912 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2913 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2914 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2915 (mmx_pinsrw): Fix operand ordering.
2916 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2917 rather than sse_loadss expander.
2918 (movv2df splitter): Similarly.
2919 (sse_loadss, sse_loadlss): Remove.
2920 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2921 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2922 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2923 (sse3_movddup): Rename with '*'.
2924 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2925 (sse2_loadsd): Remove.
2926 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2927 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2928 (sse2_pinsrw): Fix argument ordering.
2929 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2930 (sse2_stored): Remove 'r' destination.
2931 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2932 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2933 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2934 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2935 vec_extractv16qi, vec_initv16qi): New.
2937 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2938 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
2939 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
2941 (_mm_load_pd, _mm_store_pd): Use plain dereference.
2942 (_mm_load_si128, _mm_store_si128): Likewise.
2943 (_mm_load1_pd): Use _mm_set1_pd.
2944 (_mm_load_sd): Use _mm_set_sd.
2945 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
2946 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
2947 (_mm_set_epi64): Use _mm_set_epi64x.
2948 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
2949 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
2950 _mm_setr_epi8): Use _mm_set_foo form.
2951 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
2952 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
2953 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
2954 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
2955 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
2956 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
2957 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
2958 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
2959 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
2960 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
2961 (_mm_movedup_pd): Use _mm_shuffle_pd.
2962 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
2963 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
2964 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
2965 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
2967 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
2968 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
2969 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
2970 (_mm_store_ps): Use raw dereference.
2971 (_mm_store1_ps): Use _mm_storeu_ps.
2972 (_mm_storer_ps): Use _mm_store_ps.
2973 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
2974 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
2976 2005-01-11 Stan Shebs <shebs@apple.com>
2978 * config/rs6000/rs6000.c (machopic_output_stub): Issue
2979 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
2981 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2984 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
2985 Skip all DECLs except for FIELD_DECLs.
2987 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2989 * config/s390/s390.c (override_options): Return error if
2990 -mbackchain, -mpacked-stack and -mhard-float are used together.
2991 (s390_va_start): Remove the backchain && packed-stack special case.
2992 (s390_gimplify_va_arg): Likewise.
2993 * doc/invoke.texi: Remove the ABI incompatibility note.
2995 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
2997 * config/s390/s390.c (struct s390_frame_layout): Remove
2999 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3000 save_backchain_p with TARGET_BACKCHAIN.
3002 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3005 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3006 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3007 * function.c (locate_and_pad_parm): Set new field.
3008 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3009 Tweak where_pad test to include "none". Always set mem align for
3011 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3012 not sufficient for type.
3013 (assign_parm_setup_block): If stack_parm is zero on entry, always
3014 make a new stack local. Block move old stack parm if necessary
3015 to new aligned stack local.
3016 (assign_parm_setup_stack): Use a block move to handle
3017 potentially misaligned entry_parm.
3018 (assign_parms_unsplit_complex): Specify required alignment when
3019 creating stack local.
3020 * calls.c (compute_argument_addresses): Override alignment of stack
3021 arg calculated from its type with the alignment given by
3022 FUNCTION_ARG_BOUNDARY.
3023 (store_one_arg): Likewise.
3025 2005-01-11 Jan Beulich <jbeulich@novell.com>
3027 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3028 Change respective itanium_class attribute to ialu.
3029 (shladdp4_internal): New.
3030 * config/ia64/predicates.md (shladd_log2_operand): New.
3032 2005-01-11 Richard Henderson <rth@redhat.com>
3034 * expr.c (store_constructor): Use rtvec_alloc instead of
3035 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3037 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3039 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3041 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3043 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3044 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3045 (TARGET_RWRELOC): Define.
3046 (ia64_rwreloc_section_type_flags): Delete.
3047 (ia64_section_type_flags): New function.
3048 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3049 (TARGET_RWRELOC): Define.
3051 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3054 * config/ia64/ia64.c (process_set): For alloc insn, only call
3055 process_epilogue is !frame_pointer_needed.
3057 2005-01-10 Roger Sayle <roger@eyesopen.com>
3060 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3061 unary operator and can't be treated as a binary/comparison operator.
3063 2005-01-10 Richard Henderson <rth@redhat.com>
3065 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3066 (ix86_return_in_memory): Likewise.
3067 (function_arg_advance): Likewise. Mirror structure in function_arg
3068 for choosing register to advance.
3070 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3072 * tree-vectorizer.c, tree.def: Fix comment typos.
3074 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3076 * config/s390/s390.c (struct processor_costs): 4 new fields:
3077 ddbr, ddr, debr, der.
3078 (s390_rtx_costs): More precise handling of divide instructions.
3080 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3082 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3084 2005-01-10 Jan Beulich <jbeulich@novell.com>
3086 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3087 names resulting from -ffunction-sections/-fdata-sections and linkonce
3089 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3090 based on the section name. Rearrange the section name comparison logic
3091 slightly so that each section name is compared against at most once.
3093 2005-01-10 Ben Elliston <bje@au.ibm.com>
3095 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3096 targets for which -fPIC reduces limitations on the GOT size.
3098 2005-01-09 Falk Hueffner <falk@debian.org>
3100 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3103 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3106 * collect2.c (main): Set aixrtl_flag for -brtl option.
3107 (resolve_lib_name): Search for .so file extension before .a
3110 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3112 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3113 (vect_analyze_data_refs_alignment): Add dump prints.
3115 2005-01-09 Ira Rosen <irar@il.ibm.com>
3117 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3118 expr_invariant_in_loop_p.
3119 Initialize outputs first thing in the function.
3120 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3121 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3122 (vect_analyze_pointer_ref_access): Check that the initial condition of
3123 the access function is loop invariant.
3125 2005-01-09 Richard Henderson <rth@redhat.com>
3127 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3128 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3129 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3130 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3131 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3132 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3133 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3134 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3135 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3136 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3137 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3138 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3139 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3140 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3141 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3142 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3143 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3144 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3145 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3146 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3147 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3148 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3149 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3151 (mmx_clrdi, pavgusb): Remove.
3152 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3153 with leading sse_ prefix.
3154 * config/i386/sse.md: Receive them.
3155 * config/i386/mmx.md: New file.
3156 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3157 (subrv2sf3): Turn into expander for normal subtraction.
3158 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3159 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3160 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3161 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3162 commutative; use ix86_binary_operator_ok.
3163 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3164 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3165 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3166 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3167 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3168 Macroize from existing patterns; use ix86_binary_operator_ok.
3169 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3170 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3171 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3172 with vec_select+vec_concat.
3173 (mmx_pshufw, mmx_pshufw_1): Likewise.
3174 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3175 (mmx_uavgv4hi3): Model correctly.
3176 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3177 _mm_xor_si64): Remove casts.
3179 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3181 PR tree-optimization/19224
3182 * tree-scalar-evolution.c (get_instantiated_value,
3183 set_instantiated_value): New functions.
3184 (instantiate_parameters_1): Cache the results.
3185 (instantiate_parameters, resolve_mixers): Initialize and free
3188 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3190 * config/i386/i386.md (addhi_4): Correct reference in comment.
3193 2005-01-08 Richard Henderson <rth@redhat.com>
3195 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3196 (_mm_cvtsi128_si64x): Likewise.
3197 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3198 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3199 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3200 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3201 * config/i386/i386-protos.h: Update.
3202 * config/i386/i386.c (print_operand): Add 'H'.
3203 (ix86_fixup_binary_operands): Split out from ...
3204 (ix86_expand_binary_operator): ... here.
3205 (ix86_fixup_binary_operands_no_copy): New.
3206 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3207 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3208 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3209 (safe_vector_operand): Use CONST0_RTX.
3210 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3211 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3212 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3213 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3215 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3216 (IX86_BUILTIN_CMPNGESS): New.
3217 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3218 (attr type): Add sselog1.
3219 (attr unit, attr memory): Handle it.
3220 (movti, movti_internal, movti_rex64): Move near other integer moves.
3221 (movtf, movtf_internal): Move near other fp moves.
3222 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3223 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3224 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3225 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3226 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3227 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3228 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3229 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3230 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3231 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3232 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3233 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3234 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3235 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3236 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3237 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3238 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3239 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3240 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3241 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3242 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3243 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3244 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3245 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3246 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3247 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3248 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3249 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3250 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3251 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3252 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3253 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3254 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3255 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3256 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3257 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3258 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3259 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3260 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3261 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3262 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3263 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3264 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3265 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3267 (SSEPUSH, push<SSEPUSH>): Remove.
3268 (MMXPUSH, push<MMXPUSH>): Remove.
3269 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3270 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3271 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3272 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3273 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3274 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3275 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3276 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3277 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3278 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3279 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3280 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3281 (ppro_sse_log_V4SF): Handle sselog1.
3282 * config/i386/predicates.md (const_0_to_1_operand): New.
3283 (const_0_to_255_mul_8_operand): New.
3284 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3285 (const_2_to_3_operand, const_4_to_7_operand): New.
3286 * config/i386/sse.md: New file.
3287 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3288 (sse_movups): Rename from sse_movups_1.
3289 (sse_loadlss): Rename from sse_loadss_1.
3290 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3292 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3293 (absv4sf2, negv2df, absv2df): New.
3294 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3295 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3296 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3297 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3298 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3299 (sse3_addsubv4sf3): Model correctly.
3300 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3301 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3302 (sse_movhlps): Model with vec_select+vec_concat.
3303 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3304 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3305 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3306 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3307 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3308 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3309 sse2_pshufhw_1): Likewise.
3310 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3311 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3312 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3313 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3314 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3315 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3316 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3317 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3318 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3319 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3320 sminv8hi3): Mark commutative
3321 operands. Use ix86_binary_operator_ok.
3322 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3323 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3324 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3325 sse2_punpcklqdq): Allow operand2 in memory.
3326 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3327 sse2_movsd): Add memory alternatives.
3328 (sse_storelps): Turn expander into an insn; split after reload.
3329 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3330 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3332 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3334 * configure.ac (DWARF-2 debug_line): Use objdump.
3335 * configure: Regenerate.
3337 2005-01-08 Jeff Law <law@redhat.com>
3338 Diego Novillo <dnovillo@redhat.com>
3340 PR tree-optimization/18241
3341 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3342 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3343 statements with volatile operands.
3344 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3345 operands after marking a statement with has_volatile_ops.
3347 2005-01-08 Roger Sayle <roger@eyesopen.com>
3349 * tree.c (int_fits_type_p): Always honor integer constant
3350 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3352 2005-01-08 Roger Sayle <roger@eyesopen.com>
3354 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3355 the latent bug in rtl_delete_block has been resolved.
3357 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3359 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3360 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3362 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3364 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3365 library as @multilib_dir@/$(SHLIB_SONAME).
3367 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3369 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3370 * configure: Regenerate.
3372 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3374 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3377 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3380 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3381 Convert non-word aligned offset address using ld/std into
3384 2005-01-07 Richard Henderson <rth@redhat.com>
3386 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3388 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3390 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3392 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3394 PR tree-optimization/19283
3395 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3396 is not shorter than the original type.
3398 PR rtl-optimization/19012
3399 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3401 PR rtl-optimization/18861
3402 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3403 (FULL_STATE): Define.
3404 (mark_tablejump_edge): New function.
3405 (purge_dead_tablejump_edges): New function.
3406 (find_bb_boundaries): Use it.
3408 PR tree-optimization/18828
3409 * builtins.c (expand_builtin_next_arg): Remove argument and all
3410 the argument checking.
3411 (expand_builtin): Adjust caller.
3412 (expand_builtin_va_start): Likewise. Remove error for too many
3414 (fold_builtin_next_arg): Issue error for too many arguments.
3415 After checking arguments, replace them with magic arguments that
3416 prevent further checking of the args.
3418 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3420 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3422 2005-01-06 Roger Sayle <roger@eyesopen.com>
3425 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3426 and %{.S:...} (and their negative variants) to test whether the
3427 input file is assembler or pre-processed-assembler independent of
3428 the actual filename extension.
3430 2005-01-06 Roger Sayle <roger@eyesopen.com>
3432 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3433 of sign or zero extended values.
3435 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3437 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3438 for IBM long double format correctly.
3440 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3442 Fix PR tree-optimization/18792
3444 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3445 to first_loop_depth, and use loop depth instead of loop number.
3446 (build_classic_dir_vector): Ditto.
3447 (compute_data_dependences_for_loop): Use depth, not loop number.
3448 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3449 number. Pass in loops, instead of loop numbers.
3450 (gather_interchange_stats): Ditto.
3451 (linear_transform_loops): Ditto.
3453 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3456 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3457 biv_fits_mode_p, extension_within_bounds_p): New functions.
3458 (check_ext_dependent_givs): Use them.
3460 2005-01-06 Roger Sayle <roger@eyesopen.com>
3462 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3463 more than one barrier, in which case we should delete them all.
3465 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3467 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3469 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3471 Fix PR middle-end/19286
3473 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3474 output this subprogram, simply ignore this attempt to do it again.
3475 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3476 origin attribute if it's not possible.
3477 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3478 (decls_for_scope): Ditto.
3479 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3480 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3482 2005-01-05 Richard Henderson <rth@redhat.com>
3485 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3486 (bdesc_2arg): Use it.
3487 (ix86_expand_binop_builtin): Force operands into registers
3489 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3490 ix86_expand_sse_compare, ix86_expand_sse_comi,
3491 ix86_expand_builtin): Likewise.
3493 2005-01-05 Richard Henderson <rth@redhat.com>
3495 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3497 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3498 (mulv4hi3): Set itanium_class mmmul.
3499 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3500 (fpack): Rename from fpack_sfsf.
3502 2005-01-05 Richard Henderson <rth@redhat.com>
3505 * reload1.c (do_input_reload): Restrict the optimization deleteing
3506 a previous output reload to RELOAD_FOR_INPUT.
3508 2005-01-05 Steven Bosscher <stevenb@suse.de>
3510 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3511 comment that we fall through after case.
3512 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3513 (distribute_links): Likewise.
3514 * cse.c (cse_insn): Likewise.
3515 * cselib.c (cselib_invalidate_mem): Likewise.
3516 * df.c: Update comments at the top of the file.
3517 (read_modify_subreg_p): Update comments here too.
3518 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3519 * flow.c (mark_set_1): Likewise.
3520 (mark_used_regs): Likewise.
3521 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3522 (canon_list_insert): Likewise.
3523 (mark_set): Likewise.
3524 (try_replace_reg): Likewise.
3525 (store_killed_in_insn): Likewise.
3526 * loop.c (count_one_set): Likewise.
3527 (basic_induction_var): Likewise.
3528 * postreload-gcse.c (find_mem_conflicts): Likewise.
3529 * postreload.c (reload_combine_note_store): Likewise.
3530 (move2add_note_store): Likewise.
3531 * reload.c (find_equiv_reg): Likewise.
3532 (mark_referenced_resources): Likewise.
3533 * rtlanal.c (set_noop_p): Likewise.
3534 (note_stores): Likewise.
3535 (note_uses): Likewise.
3536 * sched-deps.c (sched_analyze_1): Likewise.
3537 * sched-rgn.c (check_live_1): Likewise.
3538 (update_live_1): Likewise.
3539 * config/i860/i860.c: Likewise.
3541 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3543 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3545 * doc/rtl.texi: Update documentation for bit-fields and SET.
3547 2005-01-05 Roger Sayle <roger@eyesopen.com>
3549 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3551 2005-01-05 Jan Hubicka <jh@suse.cz>
3552 Richard Henderson <rth@redhat.com>
3555 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3558 2005-01-05 Richard Henderson <rth@redhat.com>
3561 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3562 (sse_shufps): Change operand 3 to const_int_operand.
3563 (sse2_storelps): Fix typo in template.
3564 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3565 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3566 (ix86_expand_builtin): Likewise.
3568 2005-01-05 Julian Brown <julian@codesourcery.com>
3570 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3571 as aggregates for AAPCS ABIs.
3573 2005-01-05 Stan Shebs <shebs@apple.com>
3575 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3576 Mach-O getters if ppc64.
3577 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3579 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3580 signed four-byte field for global code case.
3581 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3583 2005-01-05 Roger Sayle <roger@eyesopen.com>
3586 * c-common.c: Include real.h.
3587 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3588 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3589 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3590 * Makefile.in (c-common.o): Update dependencies.
3592 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3594 * c-parse.in (asm_string): Add trailing semicolon.
3596 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3598 * c-parse.in (asm_string): New. Don't allow wide strings in
3600 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3601 asm_string instead of STRING.
3603 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3605 * c-typeck.c (constructor_no_implicit): Remove.
3606 (set_designator, process_init_element): Don't check
3607 constructor_no_implicit.
3609 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3610 Kaz Kojima <kkojima@gcc.gnu.org>
3613 * lcm.c (create_pre_exit): New.
3614 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3615 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3617 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3619 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3620 -msoft-float in target_float_switch.
3621 * arm.c (arm_override_options): Fix processing of target_float_switch.
3623 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3625 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3628 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3630 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3631 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3633 2005-01-04 Roger Sayle <roger@eyesopen.com>
3635 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3636 if deleting the then-block allows the test-block to fallthru to the
3639 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3642 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3643 after the full declaration if the are in two different TUs.
3645 2005-01-04 Richard Henderson <rth@redhat.com>
3648 * tree-sra.c (generate_one_element_init): Just
3649 call gimplify_and_add.
3650 (generate_element_init): Record the
3651 new referenced variables and mark them for renaming
3652 and split out to ...
3653 (generate_element_init_1): This.
3654 (scalarize_init): Don't call push_gimplify_context/
3655 pop_gimplify_context.
3657 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3659 * toplev.c (get_src_pwd): Handle failure of getpwd().
3661 2005-01-04 Roger Sayle <roger@eyesopen.com>
3663 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3665 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3666 all the cases handled by it are inverted by invert_truthvalue.
3668 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3670 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3671 (save_register_windowsi): Likewise.
3673 2005-01-04 Richard Henderson <rth@redhat.com>
3675 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3677 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3680 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3681 any simplifications of vector mode comparison operators.
3682 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3684 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3685 Devang Patel <dpatel@apple.com>
3687 PR tree-optimization/18308
3688 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3689 the operands before creating a new expression.
3690 * dojump.c (do_jump): Make drop_through_label available
3691 for all cases. Add expansion of COND_EXPR.
3693 2005-01-04 Ira Rosen <irar@il.ibm.com>
3695 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3696 INTEGER_CST instead of TREE_CONSTANT.
3697 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3698 instead of TREE_CONSTANT.
3699 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3700 instead of TREE_CONSTANT.
3702 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3704 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3706 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3709 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3710 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3712 2005-01-03 Richard Henderson <rth@redhat.com>
3714 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3715 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3716 fold_convert_const_real_from_real): Split out from ...
3717 (fold_convert_const): ... here.
3719 2005-01-03 Richard Henderson <rth@redhat.com>
3722 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3723 (mov<MMXMODEI>_internal): Likewise.
3724 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3725 Add V2SF case; use it for SSE1; don't use TI.
3726 (movdf_integer): Likewise.
3727 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3729 2005-01-03 Ira Rosen <irar@il.ibm.com>
3731 * tree-vectorizer.c (vect_strip_conversions): New function.
3732 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3733 check for binary class.
3735 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3739 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3741 * gimple-low.c (mark_blocks_with_used_vars): New function.
3742 (mark_blocks_with_used_subblocks): Ditto.
3743 (mark_used_blocks): Ditto.
3744 (pass_mark_used_blocks): New pass.
3745 * tree-inline.c: Include debug.h.
3746 (expand_call_inline): Call outlining_inline_function here.
3747 * tree-optimize.c (init_tree_optimization_passes): Add
3748 pass_mark_used_blocks.
3749 * tree-pass.h (pass_mark_used_blocks): New.
3750 * Makefile.in (tree-inline.o): Add debug.h dependency.
3752 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3754 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3755 VAR_DECLs to have weak_import attribute.
3757 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3760 2004-01-03 Steven Bosscher <stevenb@suse.de>
3762 * passes.c (rest_of_compilation): Don't run regmove if only
3763 flag_expensive_optimizations, require flag_regmove instead.
3765 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3767 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3769 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3770 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3771 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3772 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3774 2005-01-03 Richard Henderson <rth@redhat.com>
3776 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3777 (ia64_const_ok_for_letter_p): New.
3778 (ia64_const_double_ok_for_letter_p): New.
3779 (ia64_extra_constraint): New.
3780 (ia64_expand_vecint_compare): New.
3781 (ia64_expand_vcondu_v2si): New.
3782 (ia64_expand_vecint_cmov): New.
3783 (ia64_expand_vecint_minmax): New.
3784 (ia64_print_operand): Add 'v'.
3785 (ia64_preferred_reload_class): New.
3786 (ia64_vector_mode_supported_p): New.
3787 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3788 (PREFERRED_RELOAD_CLASS): Move to function.
3789 (CONST_OK_FOR_LETTER_P): Move to function.
3790 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3791 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3792 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3793 (EXTRA_CONSTRAINT): Move to function.
3794 * config/ia64/ia64.md: Include vect.md.
3795 (itanium_class): Add mmalua.
3797 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3799 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3800 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3802 (const_int_2bit_operand): New.
3803 (fr_reg_or_0_operand): New.
3804 * config/ia64/ia64-modes.def: Add vector modes.
3805 * config/ia64/ia64-protos.h: Update.
3806 * config/ia64/vect.md: New file.
3808 2005-01-03 Richard Henderson <rth@redhat.com>
3810 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3812 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3815 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3817 (log1pdf2): Change mode of operands[0,1] to DFmode.
3819 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3821 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3822 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3823 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3824 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3825 SPARC_RELAXED_ORDERING.
3827 2005-01-03 Richard Henderson <rth@redhat.com>
3828 Uros Bizjak <uros@kss-loka.si>
3831 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3832 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3833 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3835 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3836 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3837 const_pow2_1_to_128_operand): New predicates.
3839 2005-01-02 Greg McGary <greg@mcgary.org>
3841 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3843 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3844 object. [ptr_type]: Remove unused variable.
3845 Remember nearest addressable array-element or record-component
3846 when checking bitfield components. Tolerate empty BIND_EXPR.
3848 2005-01-01 Richard Henderson <rth@redhat.com>
3850 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3851 that don't narrow the value. Fail for other conversions.
3853 2005-01-01 Richard Henderson <rth@redhat.com>
3856 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3857 * c-lang.c (finish_file): Don't do it here.
3858 * objc/objc-act.c (objc_finish_file): Likewise.
3860 * cgraph.c (decl_assembler_name_equal): New.
3861 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3862 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3863 * cgraph.h (struct cgraph_varpool_node): Add next.
3864 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3865 * varasm.c (assemble_alias): Mark the target as needed.
3867 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3870 * function.c (get_arg_pointer_save_area): Use entry_of_function
3871 instead of get_insns.
3873 2005-01-01 Roger Sayle <roger@eyesopen.com>
3874 Andrew Pinski <pinskia@physics.uc.edu>
3875 James E. Wilson <wilson@specifixinc.com>
3877 PR rtl-optimization/12092
3878 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3881 2005-01-01 Roger Sayle <roger@eyesopen.com>
3882 Olivier Hainque <hainque@act-europe.fr>
3884 * tree.c (int_fits_type_p): A narrower type always fits in a
3885 wider one, except for negative values into unsigned types.
3887 2005-01-01 Roger Sayle <roger@eyesopen.com>
3889 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3890 with the original constant rather than require TREE_OVERFLOW.
3892 2005-01-01 Steven Bosscher <stevenb@suse.de>
3895 * c-decl.c (finish_function): If compiling C99, annotate the
3896 compiler generated return with the current file name and line 0.
3897 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3898 the source line is greater than 0.
3899 (remove_bb): Likewise.
3901 See ChangeLog.12 for earlier changes.