1 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
4 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5 changes cc_status, use apply modified_in_p to part of cc_status
6 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9 2005-02-11 Richard Henderson <rth@redhat.com>
11 * tree-complex.c (expand_complex_libcall): New.
12 (expand_complex_multiplication): Use it for c99 compliance.
13 (expand_complex_division): Likewise.
14 * fold-const.c (fold_complex_add, fold_complex_mult): New.
16 * builtins.c (built_in_names): Remove const.
17 * tree.c (build_common_builtin_nodes): Build complex arithmetic
19 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
20 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
21 (built_in_names): Remove const.
22 * c-common.c (c_common_type_for_mode): Handle complex modes.
23 * flags.h, toplev.c (flag_complex_method): Rename from
24 flag_complex_divide_method.
25 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
26 __mulsc3, __muldc3, __mulxc3, __multc3): New.
27 * libgcc2.h: Declare them.
28 * libgcc-std.ver: Export them.
29 * mklibgcc.in (lib2funcs): Build them.
31 2005-02-11 Steven Bosscher <stevenb@suse.de>
33 PR tree-optimization/19876
34 Partially revert my change from 2005-01-14
35 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
36 (compute_antic): ...and remove the loop here.
38 2005-02-11 Jakub Jelinek <jakub@redhat.com>
41 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
42 is number of inner's bits, avoid creating a BIT_FIELD_REF.
44 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
45 crtend.o if -pie. Use %{x:a;:b} spec syntax.
47 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
49 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
50 offsets for the big-endian 32-bit case.
52 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
54 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
56 2005-02-11 Dale Johannesen <dalej@apple.com>
58 * cselib.c (cselib_process_insn): Clear out regs where
59 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
60 * reload.c (find_equiv_reg): Ditto.
62 2005-02-11 Ian Lance Taylor <ian@airs.com>
64 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
67 * tree.c (build_function_type_list): Work correctly if there are
70 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
72 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
73 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
74 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
75 TARGET_ZARCH instead of TARGET_64BIT.
77 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
79 * config/rs6000/t-rtems:
80 (MULTILIB_OPTIONS): Remove mcpu=602.
81 (MUTLILIB_DIRNAMES): Remove m602.
82 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
83 Let mcpu=602 match mcpu=603.
84 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
86 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
88 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
91 2005-02-10 David Daney <ddaney@avtrex.com>
93 * config/alpha/linux-unwind.h: Add exception clause to copyright.
94 * config/i386/linux-unwind.h: Likewise.
95 * config/ia64/linux-unwind.h: Likewise.
96 * config/mips/linux-unwind.h: Likewise.
97 * config/pa/linux-unwind.h: Likewise.
98 * config/rs6000/linux-unwind.h: Likewise.
99 * config/s390/linux-unwind.h: Likewise.
100 * config/sh/linux-unwind.h: Likewise.
101 * config/sparc/linux-unwind.h: Likewise.
103 2005-02-10 Steven Bosscher <stevenb@suse.de>
105 PR tree-optimization/17549
106 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
107 TER to replace a DEF with its expression if the DEF and the
108 rhs of the expression we replace into have the same root
111 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
113 * config/mips/mips.md: Fix the placement of the match_scratch in the
116 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
118 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
121 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
123 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
124 (strip_offset): Handle addresses.
125 (add_address_candidates): Use strip_offset.
126 (difference_cost): Reflect strip_offset change.
127 (force_var_cost, difference_cost): Strip nops.
129 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
131 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
133 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
134 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
135 config/cris/cris-protos.h, config/cris/cris.c: Update
138 2005-02-10 Jeff Law <law@redhat.com>
140 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
141 (lookup_avail_expr): Similarly.
143 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
145 * builtins.c (fold_builtin_powi): New function.
146 (fold_builtin_1): Call it.
148 2005-02-10 Steven Bosscher <stevenb@suse.de>
150 PR documentation/19309
151 * doc/cpp.texi: The __GNUC__ and related predefined macros
152 are also defined for the "standalone" cpp.
153 Some non-GCC compilers may also define __GNUC__.
155 2005-02-10 Jakub Jelinek <jakub@redhat.com>
158 * c-typeck.c (common_type): New routine. Old common_type renamed
160 (c_common_type): ...this.
161 (build_conditional_expr, build_binary_op): Use c_common_type instead
164 2005-02-10 Steven Bosscher <stevenb@suse.de>
166 * doc/md.texi: Replace @samp{length} with @code{length}.
168 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
170 PR tree-optimization/18687
171 * tree-flow.h (find_loop_niter): Declare.
172 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
173 Try using scev even for loops with more than one exit.
174 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
175 (struct ivopts_data): Added niters field.
176 (struct nfe_cache_elt): New.
177 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
179 (tree_ssa_iv_optimize_init): Initialize niters cache.
180 (determine_number_of_iterations): Removed.
181 (find_induction_variables): Do not call determine_number_of_iterations.
182 Access niters for single exit through niter_for_single_dom_exit.
183 (add_iv_outer_candidates): Access niters for single exit through
184 niter_for_single_dom_exit.
185 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
186 number_of_iterations_cond.
187 (iv_period): New function.
188 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
189 (may_replace_final_value): Take data argument. Use
190 niter_for_single_dom_exit.
191 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
192 (rewrite_use_compare): Pass data to may_eliminate_iv.
193 (rewrite_use_outer): Pass data to may_replace_final_value.
194 (free_loop_data): Clean up the niters cache.
195 (tree_ssa_iv_optimize_finalize): Free the niters cache.
196 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
197 * tree-ssa-loop-niter.c (find_loop_niter): New function.
198 (find_loop_niter_by_eval): Use tree_int_cst_lt.
199 (num_ending_zeros): Moved to tree.c.
200 * tree.h (num_ending_zeros): Declare.
201 * tree.c (num_ending_zeros): Moved from tree.c.
203 2005-02-09 Richard Henderson <rth@redhat.com>
205 * builtins.c (DEF_BUILTIN): Add COND argument.
206 * tree.h (DEF_BUILTIN): Likewise.
207 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
208 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
210 (DEF_BUILTIN_STUB): New.
211 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
212 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
213 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
214 * c-common.c (DEF_BUILTIN): Add COND argument.
215 * tree.c (local_define_builtin): New.
216 (build_common_builtin_nodes): New.
218 2005-02-09 Roger Sayle <roger@eyesopen.com>
220 * fold-const.c (fold_strip_sign_ops): New function to simplify a
221 floating point expression ignoring the sign of the result.
222 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
223 (fold) <MULT_EXPR>: Use it to simplify x*x.
224 * tree.h (fold_strip_sign_ops): Prototype here.
225 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
226 argument. Use fold_strip_sign_ops to simplify the first argument.
227 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
228 first argument when the second argument is an even integer
229 constant, but only with -funsafe_math_optimizations.
230 (fold_builtin_1): Update call to fold_builtin_copysign.
232 2005-02-09 Ian Lance Taylor <ian@airs.com>
235 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
236 just check whether EH_FILTER_FAILURE falls through.
238 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
240 * gcc/haifa-sched.c (schedule_block): Make queued sched group
241 insns return to ready list in the next turn.
243 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
246 * builtins.def: New __builtin_powi[lf].
247 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
248 (expand_builtin_powi): New function.
249 (expand_builtin): Dispatch to expand_builtin_powi.
250 * libgcc2.h: Add prototypes for __builtin_powi[lf].
251 * libgcc2.c: Add __builtin_powi[lf] implementation.
252 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
253 * optabs.h: Add powi_optab.
254 * optabs.c (init_optabs): Initialize powi_optab.
255 * doc/extend.texi: Document __builtin_powi[lf].
257 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
259 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
262 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
265 * fold-const.c (try_move_mult_to_index): Remove redundant
266 type argument. Create ADDR_EXPR with correct type.
267 (fold): Update callers of try_move_mult_to_index. Convert
268 result to the appropriate type.
270 2005-02-09 Roger Sayle <roger@eyesopen.com>
273 * config/avr/avr.c (default_rtx_costs): Delete.
274 (avr_operand_rtx_cost): New function.
275 (avr_rtx_costs): Completely rewrite.
277 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
280 * config/cris/cris.c (in_code): New variable.
281 (cris_output_addr_const): Now a static function, a wrapper for
283 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
284 case from old cris_output_addr_const.
285 (cris_asm_output_label_ref): Similar for LABEL_REF.
286 (cris_output_addr_const_extra): Similar for UNSPEC.
287 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
288 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
289 * config/cris/cris-protos.h (cris_output_addr_const): Remove
291 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
292 (cris_asm_output_label_ref): Declare.
294 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
296 PR preprocessor/19801
297 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
298 filenames that changed when libcpp was moved to the toplevel.
300 2005-02-07 Roger Sayle <roger@eyesopen.com>
302 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
303 zero extensions of BImode operands. Call lowpart_subreg instead
304 of gen_lowpart_common and gen_lowpart_SUBREG.
306 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
309 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
310 * configure.ac: Set cc_for_cross_gnattools.
311 * configure: Regenerate.
313 2005-02-08 Alan Modra <amodra@bigpond.net.au>
316 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
318 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
321 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
324 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
326 * doc/extend.texi: Document deprecated extensions allowing
327 static floating-point members to have initializers and allowing
328 floating-point literals in integral constant expressions.
330 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
332 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
333 config/darwin7.h, config/mips/mips.c,
334 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
337 * cse.c: Update comments.
339 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
342 * builtins.c (fold_builtin_sqrt): Transform
343 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
346 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
347 Dorit Naishlos <dorit@il.ibm.com>
349 * doc/invoke.texi (ftree-vectorizer-verbose): New.
350 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
351 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
353 * tree.h (vect_set_verbosity_level): New extern function declaration
355 * tree-vectorizer.h (verbosity_levels): New enum type.
356 * tree-vectorizer.c (vect_debug_stats): Function removed.
357 (vect_debug_details): Likewise.
358 (vect_verbosity_level): Global variable was defined and initialized.
359 (vect_dump): Global variable definition.
360 (vect_print_dump_info): New function.
361 (vect_set_dump_settings): New function.
362 (vect_set_verbosity_level): New function.
363 (vectorize_loops): Add call to vect_set_dump_settings.
365 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
366 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
367 (slpeel_tree_peel_loop_to_edge): Likewise.
369 (vect_analyze_offset_expr): Call to vect_print_dump_info with
370 appropriate verbosity level instead of call to vect_debug_details
372 (vect_get_base_and_offset):
373 (vect_create_addr_base_for_vector_ref):
374 (get_vectype_for_scalar_type):
375 (vect_create_data_ref_ptr):
377 (vect_get_vec_def_for_operand):
378 (vect_finish_stmt_generation):
379 (vectorizable_assignment):
380 (vectorizable_operation):
381 (vectorizable_store):
383 (vect_transform_stmt):
384 (vect_update_ivs_after_vectorizer):
385 (vect_do_peeling_for_loop_bound):
386 (vect_update_inits_of_drs):
387 (vect_do_peeling_for_alignment):
388 (vect_transform_loop):
389 (vect_is_simple_use):
390 (vect_analyze_operations):
391 (vect_is_simple_iv_evolution):
392 (vect_analyze_scalar_cycles):
393 (vect_analyze_data_ref_dependence):
394 (vect_analyze_data_ref_dependences):
395 (vect_compute_data_ref_alignment):
396 (vect_enhance_data_refs_alignment):
397 (vect_analyze_data_refs_alignment):
398 (vect_analyze_data_ref_access):
399 (vect_analyze_data_ref_accesses):
400 (vect_analyze_pointer_ref_access):
401 (vect_get_memtag_and_dr):
402 (vect_analyze_data_refs):
403 (vect_mark_relevant):
404 (vect_stmt_relevant_p):
405 (vect_mark_stmts_to_be_vectorized):
406 (vect_can_advance_ivs_p):
407 (vect_get_loop_niters):
408 (vect_analyze_loop_form):
410 (vectorize_loops): Likewise.
412 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
413 (vect_update_inits_of_drs):
414 (vect_do_peeling_for_alignment):
415 (vect_transform_loop):
416 (vect_analyze_operations):
417 (vect_analyze_scalar_cycles):
418 (vect_analyze_data_ref_dependences):
419 (vect_analyze_data_refs_alignment):
420 (vect_analyze_data_ref_accesses):
421 (vect_analyze_data_refs):
422 (vect_mark_stmts_to_be_vectorized):
423 (vect_get_loop_niters):
424 (vect_analyze_loop_form):
425 (vect_analyze_loop): Likewise.
426 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
428 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
432 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
433 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
434 either -ffast-math or -funsafe-math-optimizations is in use.
436 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
437 * config/mips/irix-csr.c: New file.
438 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
439 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
440 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
443 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
445 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
446 redundant, incorrect definitions.
448 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
450 ("*tls_indirect_call"): New, reference hard regs directly.
451 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
453 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
455 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
456 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
458 2005-02-06 Roger Sayle <roger@eyesopen.com>
460 PR rtl-optimization/19800
461 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
462 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
465 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
467 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
469 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
472 * doc/invoke.texi: Correct documentation of -freorder-functions.
474 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
477 * doc/invoke.texi: Don't mention gccbug.
479 2005-02-06 Roger Sayle <roger@eyesopen.com>
480 Andrew Pinski <pinskia@physics.uc.edu>
481 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
483 * simplify-rtx.c (simplify_relational_operation_1): Simplify
484 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
485 into just (zero_extract:SI FOO (const_int 1) BAR).
487 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
489 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
490 macro locally. Don't give last revision date. Use GCC version
491 number from gcc-common.texi.
492 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
493 revision date. Use GCC version number from gcc-common.texi.
494 Describe being a library as current state rather than as 3.x
496 * doc/gcc.texi: Remove last update date.
497 * doc/gccint.texi: Likewise. Update copyright dates.
498 * doc/install.texi: Update copyright dates.
500 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
503 * doc/invoke.texi: Mention for each option included in -Wall that
504 it is included in -Wall.
505 * doc/gcc.texi: Update copyright and last modification date.
507 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
509 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
510 unnecessary cast to original induction variable increments.
512 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
514 PR tree-optimization/18219
515 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
518 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
520 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
521 Set bitpos and offset later in the function. Do nothing if the
522 target is a register and if the bitfield lies completely outside
524 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
525 here. Return an uninitialised register if the source value is stored
526 in a register and the bitfield lies completely outside that register.
528 2005-02-06 Steven Bosscher <stevenb@suse.de>
530 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
533 2005-02-06 Marcin Dalecki <martin@dalecki.de>
535 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
537 2005-02-06 Geoffrey Keating <geoffk@apple.com>
539 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
540 * config/darwin8.h: New.
541 * config/darwin7.h: Update comment.
543 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
544 Dorit Naishlos <dorit@il.ibm.com>
546 * tree-vectorizer.h (LOC): New type.
547 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
548 (loop_line_number): New field in struct _loop_vec_info.
549 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
551 * tree-vectorizer.c (input.h): Included.
552 (find_loop_location): New function.
553 (vect_debug_stats): Argument changed from loop to LOC. Computation of
554 loop line number removed.
555 (vect_debug_details): Likewise.
556 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
558 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
559 call to vect_debug_details/stats changed from loop to loop_loc.
560 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
561 (slpeel_tree_peel_loop_to_edge): Likewise.
563 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
564 changed from NULL to UNKNOWN_LOC.
565 (vect_get_base_and_offset):
566 (vect_create_addr_base_for_vector_ref):
567 (get_vectype_for_scalar_type):
568 (vect_create_data_ref_ptr):
570 (vect_get_vec_def_for_operand):
571 (vect_finish_stmt_generation):
572 (vectorizable_assignment):
573 (vectorizable_operation):
574 (vectorizable_store):
576 (vect_transform_stmt):
577 (vect_update_ivs_after_vectorizer):
578 (vect_do_peeling_for_loop_bound):
579 (vect_do_peeling_for_alignment):
580 (vect_transform_loop):
581 (vect_is_simple_use):
582 (vect_analyze_operations):
583 (vect_is_simple_iv_evolution):
584 (vect_analyze_scalar_cycles):
585 (vect_analyze_data_ref_dependences):
586 (vect_compute_data_ref_alignment):
587 (vect_enhance_data_refs_alignment):
588 (vect_analyze_data_ref_access):
589 (vect_analyze_data_ref_accesses):
590 (vect_analyze_pointer_ref_access):
591 (vect_get_memtag_and_dr):
592 (vect_analyze_data_refs):
593 (vect_mark_relevant):
594 (vect_stmt_relevant_p):
595 (vect_mark_stmts_to_be_vectorized):
596 (vect_can_advance_ivs_p):
597 (vect_get_loop_niters):
599 (vectorize_loops): Likewise.
601 (vectorizable_load): Argument in call to vect_debug_details/stats
602 changed from loop to LOOP_LOC (loop_vinfo).
603 (vect_transform_loop):
604 (vect_analyze_operations):
605 (vect_analyze_scalar_cycles):
606 (vect_analyze_data_ref_dependence):
607 (vect_enhance_data_refs_alignment):
608 (vect_analyze_data_ref_accesses):
609 (vect_analyze_pointer_ref_access):
610 (vect_analyze_data_refs):
611 (vect_analyze_loop): Likewise.
613 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
614 changed from loop to loop_loc.
616 (vect_enhance_data_refs_alignment): Removed unused variable loop.
618 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
619 Dorit Naishlos <dorit@il.ibm.com>
621 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
623 (vect_analyze_data_ref_dependences): Likewise.
625 (vect_is_simple_use): Argument changed from loop structure to
626 loop_vect_info structure.
627 (vect_can_advance_ivs_p): Likewise.
628 (vect_create_index_for_vector_ref): Likewise.
629 (vect_update_ivs_after_vectorizer): Likewise.
630 (new_stmt_vec_info): Likewise.
632 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
633 changed from loop to loop_vinfo.
634 (vect_create_data_ref_ptr): First argument in call to
635 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
636 (vectorizable_assignment): Second argument in call to vect_is_simple_use
637 was changed from loop to loop_vinfo.
638 (vectorizable_operation): Likewise.
639 (vectorizable_store): Likewise.
640 (vect_mark_stmts_to_be_vectorized): Likewise.
641 (vect_do_peeling_for_loop_bound): First argument in call to
642 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
643 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
644 was changed from loop to loop_vinfo.
645 (vect_analyze_data_ref_dependences): Third argument in call to
646 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
648 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
649 (vect_create_data_ref_ptr): Likewise.
650 (vect_init_vector): Likewise.
651 (vect_get_vec_def_for_operand): Likewise.
652 (vectorizable_assignment): Likewise.
653 (vectorizable_operation): Likewise.
654 (vectorizable_store): Likewise.
655 (vectorizable_load): Likewise.
656 (vect_update_ivs_after_vectorizer): Likewise.
657 (vect_is_simple_use): Likewise.
658 (vect_analyze_data_ref_dependence): Likewise.
659 (vect_analyze_pointer_ref_access): Likewise.
660 (vect_can_advance_ivs_p): Likewise.
662 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
663 before _stmt_vec_info.
664 (_stmt_vec_info): Loop field replaced by loop_vec_info.
665 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
666 (new_stmt_vec_info): Argument changed from loop structure to
667 loop_vect_info structure
669 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
670 (vect_analyze_offset_expr): Avoid 80 columns overflow.
671 (vect_create_addr_base_for_vector_ref): Likewise.
672 (vect_analyze_pointer_ref_access): Likewise.
674 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
677 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
678 phi flag if the phi is abnormal.
680 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
683 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
684 information for the new statement.
686 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
689 * gcc.c (main): Include the target in -v output.
691 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
693 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
694 Do not drop the extend if we'd have to add a paradoxical subreg
695 later. Include optabs.h and insn-codes.h.
696 * Makefile.in (combine.o): Depend on $(OPTABS_H).
698 2005-02-02 Roger Sayle <roger@eyesopen.com>
701 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
702 * fold-const.c (const_binop): Avoid constant folding floating
703 point operations in modes that use composite representations.
704 * simplify-rtx.c (simplify_binary_operation): Likewise.
706 2005-02-02 Geoffrey Keating <geoffk@apple.com>
708 * config/rs6000/altivec.md (altivec_dst): Make the first operand
710 (altivec_dstt): Likewise.
711 (altivec_dstst): Likewise.
712 (altivec_dststt): Likewise.
713 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
716 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
718 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
719 EXPR_LOCUS from orig_cond to the new cond_stmt.
720 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
723 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
725 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
726 standard_iv_increment_position. Remove call to bsi_next
727 (no need to bump the iterator anymore).
728 (vect_create_index_for_vector_ref): Call
729 standard_iv_increment_position. Remove second function argument.
730 (vect_finish_stmt_generation): Remove call to bsi_next
731 (no need to bump the iterator anymore).
732 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
733 to vect_create_index_for_vector_ref.
735 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
737 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
738 phis are used out of the loop.
740 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
743 * c-decl.c (undef_nested_function): New variable.
744 (pop_scope): Diagnose undefined nested functions.
745 (finish_function): Don't attempt cgraph processing or genericizing
746 if current top-level function contained an undefined nested
747 function. Reset undef_nested_function at the end of a top-level
750 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
752 * tree.c (build_int_cst_type): Take sign of the value into account
753 when deciding whether sign extend the value.
755 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
758 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
759 (cpp_options, cc1_options): Change %{std*&ansi} to
760 %{std*&ansi&trigraphs}.
762 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
764 * cse.c: Update comments.
766 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
768 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
769 arguments go on the stack. Do not put complex doubles in odd/even
772 2005-02-02 Steven Bosscher <stevenb@suse.de>
774 * doc/invoke.texi: Update the options enabled at -O1, -O2,
775 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
776 -ftree-pre, and -fthread-jumps.
778 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
780 PR tree-optimization/19578
781 * tree-flow.h (modified_noreturn_calls): Declare.
782 (noreturn_call_p): Declare.
783 * tree-flow-inline.h (noreturn_call_p): New function.
784 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
785 * tree-cfg.c (modified_noreturn_calls): New variable.
786 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
787 that contain a mid-block noreturn call.
788 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
790 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
792 * df.c (df_def_record_1, df_uses_record): Don't use
794 * df.h (DF_FOR_REGALLOC): Remove.
796 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
799 * c-typeck.c (really_start_incremental_init): Reset
800 constructor_max_index for arrays of incomplete type.
802 2005-02-02 Jeff Law <law@redhat.com>
804 * gcse.c (struct reg_set): Store the block index where the register
805 was set rather than the setting insn.
806 (record_one_set, compute_transp): Corresponding changes.
807 (pre_insert_copy_insn): Do not call replace_one_set.
808 (replace_one_set): Remove.
810 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
813 * doc/gcov.texi: Fix typo.
815 2005-02-01 Richard Henderson <rth@redhat.com
818 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
819 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
821 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
822 * config/i386/i386-protos.h: Update.
824 2005-02-01 Steven Bosscher <stevenb@suse.de>
826 PR tree-optimization/19217
827 * tree-cfg.c (verify_expr): Use the data field to see if TP was
828 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
829 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
830 that it is walking a PHI node.
832 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
834 * doc/extend.texi (Nested Functions): Update.
836 2005-02-01 Richard Henderson <rth@redhat.com>
839 * optabs.c (expand_copysign_absneg): Export.
840 * optabs.h (expand_copysign_absneg): Declare.
841 * config/rs6000/rs6000.md (copysigntf3): New.
843 2005-02-01 Diego Novillo <dnovillo@redhat.com>
845 PR tree-optimization/19633
846 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
847 * tree-ssa-alias.c (init_alias_info): Initialize.
848 (merge_pointed_to_info): Set.
849 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
850 (dump_points_to_info_for): Show value of pt_null.
851 (struct count_ptr_d): Declare.
852 (find_ptr_dereference): Remove.
853 (ptr_is_dereferenced_by): Remove.
854 (count_ptr_derefs): New local function.
855 (count_uses_and_derefs): New local function.
856 (compute_points_to_and_addr_escape): Call it. If the number
857 of dereferences is greater than zero, mark the pointer as
858 dereferenced. If there are fewer dereferences than uses of
859 the pointer, the pointer's value escapes.
861 2005-02-01 Diego Novillo <dnovillo@redhat.com>
863 PR tree-optimization/19670
864 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
866 (verify_use): ... set it here, instead.
868 2005-02-01 Janis Johnson <janis187@us.ibm.com>
870 * doc/sourcebuild.texi (Test directives): Fix formatting.
872 * doc/sourcebuild.texi (Test directives): Describe selector
875 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
877 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
878 specific 64-bit CPUs.
880 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
883 * arm.c (arm_eliminable_register): New function.
884 (adjacent_mem_locations): Don't allow eliminable registers. Use
885 HOST_WIDE_INT for address offsets.
886 * arm-protos.h (arm_eliminable_register): Add prototype.
888 2005-02-01 Steven Bosscher <stevenb@suse.de>
890 PR optimization/15242
891 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
892 * basic-block.h (duplicate_computed_gotos): Add prototype.
893 * bb-reorder.c (duplicate_computed_gotos): New function to
894 duplicate sufficiently small blocks ending in a computed jump.
895 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
896 if not optimizing for size.
897 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
898 never do tail merging for blocks ending in a computed jump.
899 * doc/invoke.texi: Document the max-goto-duplication-insns param.
901 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
903 Patch from Richard Sandiford <rsandifo@redhat.com>
904 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
905 from inheriting a subreg equivalence with a non-spill register.
907 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
909 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
911 * config/frv/frv.c (movcc_fp_destination_operand): New.
912 (gpr_or_memory_operand): Fix typo in comment.
913 (gpr_or_memory_operand_with_scratch): New.
914 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
915 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
916 movcc_fp_destination_operand.
917 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
918 Legitimize memory addresses using a scratch register.
920 2005-01-31 Jeff Law <law@redhat.com>
922 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
923 bitmap a sparse bitmap instead of a simple bitmap.
924 (mark_def_sites_initialize_block): Corresponding changes.
925 (ssa_mark_def_sites_initialize_block): Likewise.
926 (ssa_mark_phi_uses): Likewise.
927 (mark_def_site, ssa_mark_def_sites): Likewise.
928 (mark_def_site_blocks): Likewise.
929 (rewrite_ssa_into_ssa): Likewise.
931 * tree-ssa-dom.c (record_cond): Pass correct variable type
932 for last argument to htab_find_slot_with_hash.
934 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
935 effects when optimizing 0 % X. Do not try to optimize X % 0.
937 2005-01-31 James E. Wilson <wilson@specifixinc.com>
939 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
942 2005-02-01 Eric Christopher <echristo@redhat.com>
944 * config/mips/mips.c (override_options): Warn if -mint64
946 * doc/invoke.texi (MIPS Options): Document that -mint64 is
949 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
951 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
953 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
954 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
955 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
956 (cached_regno): Initialize to INVALID_REGNUM.
957 (cse_reg_info_table_size,
958 cse_reg_info_table_first_uninitialized,
959 cse_reg_info_timestamp): New.
960 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
962 (init_cse_reg_info, get_cse_reg_info_1): New.
963 (get_cse_reg_info): Cache the last look-up.
964 (new_basic_block): Update the code to clear mappings from
965 registers to cse_reg_info entries.
966 (cse_main): Call init_cse_reg_info.
968 * cse.c (get_cse_reg_info): Update a comment.
970 2005-01-31 Steven Bosscher <stevenb@suse.de>
973 * c-decl.c (start_decl): Do not warn about arrays of elements with
974 an incomplete type here.
975 (grokdeclarator): Do it here by making a pedwarn an error.
976 * c-typeck.c (push_init_level): If there were previous errors with
977 the constructor type, do not warn about braces for initializers.
978 (process_init_element): Likewise for excess initializer elements.
980 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
982 * cse.c (delete_trivially_dead_insn): Don't iterate.
984 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
986 * config/rs6000/rs6000.md (copysignsf3): New expand.
987 (copysigndf3): Likewise.
989 2005-01-31 Steven Bosscher <stevenb@suse.de>
991 * recog.c (constrain_operands): Only look for earlyclobber operand
992 conflicts if an '&' constraint was seen.
994 2005-01-31 Marc Espie <espie@openbsd.org>
996 * config.gcc: Don't include embedded systems fragment, switches default
997 debugging format to ELF.
998 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
999 longer pick it up there.
1001 2005-01-31 Dale Johannesen <dalej@apple.com>
1003 * doc/extend.texi (nested functions): Fix linkage description.
1004 Clarify that static is not allowed.
1006 2005-01-31 Dale Johannesen <dalej@apple.com>
1008 * config/rs6000/darwin.md (movsf_low_di): Make work.
1009 (movdf_low_di): Make work.
1011 2005-01-31 Dale Johannesen <dalej@apple.com>
1013 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1014 Make work for 64 bit.
1016 2005-01-31 Roger Sayle <roger@eyesopen.com>
1017 Dale Johannesen <dalej@apple.com>
1020 * fold-const.c (fold_binary_op_with_conditional_arg):
1021 Make types match original operands, before STRIP_NOPS.
1023 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1025 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1026 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1027 (struct gcc_sigcontext): Delete. Merge contents to..
1028 (struct gcc_ucontext): ..here.
1029 (get_sigcontext): Delete.
1030 (get_regs): New function, like get_sigcontext but return regs ptr.
1031 64-bit version finds regs from r1 to support vdso.
1032 (ppc_linux_aux_vector): New function.
1033 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1036 2005-01-31 Ira Rosen <irar@il.ibm.com>
1038 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1040 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1041 redundant fold. Fix misalignment for MINUS_EXPR.
1042 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1043 (vect_analyze_pointer_ref_access): Likewise.
1044 (vect_get_memtag_and_dr): Likewise.
1046 2005-01-31 Richard Henderson <rth@redhat.com>
1048 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1049 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1050 absnegdf2_i387, absnegxf2_i387): Likewise.
1052 2005-01-31 Richard Henderson <rth@redhat.com>
1055 * optabs.c (expand_copysign_absneg): New.
1056 (expand_copysign_bit): Split out from ...
1057 (expand_copysign): ... here. Use expand_copysign_absneg.
1059 2005-01-30 Roger Sayle <roger@eyesopen.com>
1062 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1063 constant as the second operand and a register as the third.
1065 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1068 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1069 that dllimport'd functions do not use all call-clobbered registers
1072 2005-01-30 Richard Henderson <rth@redhat.com>
1075 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1076 expand_abs_nojump and generalize. Use operand_subword and
1077 emit_no_conflict_block. Support large modes.
1078 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1080 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1081 negation to subtraction.
1082 (expand_copysign): Check that the format has signed zeros.
1083 Use operand_subword and emit_no_conflict_block. Support large modes.
1085 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1087 Fix PR tree-optimization/19624
1089 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1090 * tree-ssa-pre.c: Add cfgloop.h.
1092 (pre_stats): New member, constified.
1093 (inserted_exprs): New static variable.
1094 (NECESSARY): New macro.
1095 (create_expression_by_pieces): Fold the expression, and
1096 mark it as defaulting to not necessary. Also put in
1098 (fully_constant_expression): New function.
1099 (insert_into_preds_of_block): Modify to not insert phis when we
1100 are playing with induction variables.
1101 Push phis onto the inserted_exprs vector, and mark them as not
1102 necessary by default.
1103 (insert_aux): Call fully_constant_expression on eprime.
1104 If all edges produce the same value, mark it constant.
1105 (mark_operand_necessary): New function.
1106 (remove_dead_inserted_code): New function.
1107 (init_pre): Init loop optimizer to get loop info.
1108 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1109 (execute_pre): Commit edge inserts, then remove dead code.
1111 2005-01-30 Richard Henderson <rth@redhat.com>
1113 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1114 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1116 2005-01-30 Richard Henderson <rth@redhat.com>
1119 * config/i386/i386.c (ix86_expand_copysign): New.
1120 (ix86_split_copysign_const): New.
1121 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1122 rearrange op1/nmask operands.
1123 * config/i386/i386-protos.h: Update.
1124 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1125 (copysigndf3): Likewise.
1126 (copysignsf3_const, copysigndf3_const): New.
1127 (copysignsf3_var): Rename from copysignsf3, split out splitter
1128 and fix split predicate for X constraint.
1129 (copysigndf3_var): Similarly.
1131 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1133 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1134 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1135 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1137 2005-01-29 Richard Henderson <rth@redhat.com>
1140 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1141 of # and * in constraints.
1143 2005-01-29 Richard Henderson <rth@redhat.com>
1146 * expr.c (store_field): Don't strip sub-mode cast when the input
1147 data is even smaller.
1149 2005-01-29 Richard Henderson <rth@redhat.com>
1152 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1155 2005-01-29 Richard Henderson <rth@redhat.com>
1157 * combine.c (make_field_assignment): Fix argument order
1160 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1162 PR tree-optimization/15791
1163 * fold-const.c (extract_array_ref): New function.
1164 (fold): Fold comparisons between &a[i] and &a[j] or
1165 semantically equivalent trees.
1167 2005-01-29 Jeff Law <law@redhat.com>
1169 * gcse.c (insert_expr_in_table): Revamp handling of available
1170 and anticipatable occurrence lists to avoid unnecessary list
1172 (insert_set_in_table): Similarly.
1174 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1176 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1178 (c_build_qualified_type): Build qualified array types with
1179 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1180 * c-decl.c (c_make_fname_decl): Build unqualified array type
1181 before qualified type.
1182 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1183 type is qualified, not just if type itself is. Don't apply
1184 qualifiers to array type when declarator is processed. Apply
1185 qualifiers to field type whether or not it is an array type.
1186 Don't handle array types specially for applying qualifiers to
1188 * c-typeck.c (composite_type): Build unqualified element type and
1189 array type when forming composite of array types.
1190 (common_pointer_type, comptypes, comp_target_types,
1191 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1192 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1194 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1195 (args2) in variables a1 and a2.
1197 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1199 * cse.c (n_elements_made, max_elements_made): Remove.
1200 (insert): Don't touch n_elements_made.
1201 (cse_main): Don't touch n_elements_made or max_elements_made.
1203 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1206 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1207 configuration part of dp-bit.c to be lost.
1209 2005-01-28 Roger Sayle <roger@eyesopen.com>
1211 * expmed.c (expand_mult_highpart_optab): When attempting to use
1212 a non-widening multiplication in a wider mode, the operands need
1213 to be converted (zero or sign extended) to that mode.
1215 2005-01-28 Ian Lance Taylor <ian@airs.com>
1219 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1220 through if both operands fall through.
1222 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1224 * cse.c (fold_rtx) <PC>: Don't optimize.
1226 2005-01-28 Jeff Law <law@redhat.com>
1228 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1229 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1231 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1233 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1234 cse_reg_info_used_list_end): Remove.
1235 (cse_reg_info_list, cse_reg_info_list_free): New.
1236 (get_cse_reg_info): When allocating an instance of
1237 cse_reg_info, add it to the beginning of the cse_reg_info_list
1238 list. Remove code to maintain cse_reg_info_used_list.
1239 (new_basic_block): Reset the free list to the beginning of
1242 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1244 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1245 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1246 (frv_expand_mdpackh_builtin): New function.
1247 (frv_expand_builtin): Use it to expand __MDPACKH.
1248 * doc/extend.texi (__MDPACKH): Update documentation.
1250 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1252 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1253 SSE_FLOAT_MODE_P for use_sse computation.
1255 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1258 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1260 2005-01-27 Richard Henderson <rth@redhat.com>
1262 * builtins.c (expand_builtin_copysign): New.
1263 (expand_builtin): Call it.
1264 * genopinit.c (optabs): Add copysign_optab.
1265 * optabs.c (init_optabs): Initialize it.
1266 (expand_copysign): New.
1267 * optabs.h (OTI_copysign, copysign_optab): New.
1268 (expand_copysign): Declare.
1270 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1271 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1273 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1274 (ix86_expand_fp_absneg_operator): ... here.
1275 (ix86_split_copysign): New.
1276 * config/i386/i386-protos.h: Update.
1277 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1278 (copysignsf3, copysigndf3): New.
1280 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1281 (copysignsf3, ncopysignsf3): New.
1282 (copysigndf3, ncopysigndf3): New.
1283 (copysignxf3, ncopysignxf3): New.
1284 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1286 2005-01-27 Arend Bayer <arend.bayer@web.de>
1287 Kazu Hirata <kazu@cs.umass.edu>
1289 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1290 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1291 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1294 2005-01-27 Jeff Law <law@redhat.com>
1296 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1297 definitions of SSA_NAMEs which are not being rewritten.
1298 (rewrite_ssa_into_ssa): Only initialize the current definition
1299 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1300 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1301 SSA_NAMEs before returning.
1303 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1305 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1306 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1307 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1308 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1309 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1311 2005-01-27 Steven Bosscher <stevenb@suse.de>
1314 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1315 higher to -O2 and higher. Likewise for tree PRE.
1316 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1319 2005-01-27 Ian Lance Taylor <ian@airs.com>
1322 * gimple-low.c (try_catch_may_fallthru): New static function.
1323 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1324 * tree-inline.c (expand_call_inline): Don't warn about reaching
1325 the end of a non-void function being inlined if the function uses
1328 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1330 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1333 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1334 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1335 (implicitly_declare): Handle error_mark_node.
1337 2005-01-27 Richard Henderson <rth@redhat.com>
1340 * tree.h (struct tree_decl): Add debug_expr_is_from.
1341 (DECL_DEBUG_EXPR_IS_FROM): New.
1342 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1343 * dwarf2out.c (dwarf2out_var_location): Update to match.
1344 * tree-outof-ssa.c (create_temp): Likewise.
1345 * var-tracking.c (track_expr_p): Likewise.
1346 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1347 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1348 * toplev.c (default_tree_printer): Likewise.
1350 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1352 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1353 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1355 2005-01-27 Steven Bosscher <stevenb@suse.de>
1357 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1358 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1359 ASM_CLOBBERS): Add tree checks.
1361 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1362 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1363 * c-common.def (SWITCH_STMT): Update to match.
1364 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1365 macros instead of SWITCH_EXPR ones.
1366 * c-dump.c (c_dump_tree): Likewise.
1367 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1368 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1370 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1372 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1374 * unwind-dw2.c (execute_stack_op): Add missing cases for
1375 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1377 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1379 * config.gcc (Obsolete configurations): Remove 'dummy', add
1380 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1383 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1385 PR tree-optimization/19633
1386 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1388 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1389 are no call-clobbered variables.
1390 * tree-outof-ssa.c (check_replaceable): Return false for calls
1393 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1395 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1396 even for variables with NULL DECL_INITIAL.
1398 2005-01-26 Stuart Hastings <stuart@apple.com>
1400 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1402 2005-01-26 Richard Henderson <rth@redhat.com>
1405 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1407 * expr.c (store_field): Strip conversions to odd-bit-sized types
1408 if the destination field width matches.
1410 2005-01-26 Richard Henderson <rth@redhat.com>
1412 * c-decl.c, expmed.c, expr.c: Revert last change.
1414 2005-01-26 Richard Henderson <rth@redhat.com>
1417 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1419 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1420 if we don't need the bits above those present in the current mode.
1421 * expr.c (store_field): Strip conversions to odd-bit-sized types
1422 if the destination field width matches.
1424 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1426 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1427 either -ffast-math or -funsafe-math-optimizations is in use.
1429 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1433 * config/avr/avr.c (notice_update_cc): Only set condition code for
1434 ashrqi3 if shift count > 0.
1435 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1436 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1437 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1438 count <= 0 as a no-op, and shift count >= width by copying zero
1439 or sign bit to all bits of the result.
1440 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1441 count, with attribute "length" set to 0 and "cc" set to "none".
1443 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1445 * doc/invoke.texi: Document -mTLS.
1447 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1448 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1449 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1450 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1451 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1452 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1453 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1454 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1456 * configure.ac: Check for a TLS capable gas.
1458 * configure: Regenerate.
1460 2005-01-26 Richard Henderson <rth@redhat.com>
1463 * combine.c (make_field_assignment): Simplify store to zero_extract
1464 from a source with an overlapping mask.
1466 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1468 2004-11-11 Eric Christopher <echristo@redhat.com>
1470 * config/frv/frv.md: Add fr400_integer automaton. Don't
1471 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1474 2005-01-26 Steven Bosscher <stevenb@suse.de>
1477 * cfgbuild.c (make_edges): Do not clear or set
1478 current_function_has_computed_jump.
1479 * function.h (struct function): Remove the has_computed_jump field.
1480 (current_function_has_computed_jump): Do not define.
1481 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1482 in a computed jump. Ignore current_function_has_computed_jump.
1484 2005-01-26 Richard Henderson <rth@redhat.com>
1487 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1488 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1490 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1491 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1492 objects into static storage if they have more than one non-zero value.
1493 * tree.h (categorize_ctor_elements): Update decl.
1495 2005-01-26 Steven Bosscher <stevenb@suse.de>
1498 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1499 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1500 to this function from 2004-07-10.
1501 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1502 the current function for tail call optimizations if the address
1503 of one of it its arguments is taken.
1505 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1507 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1509 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1511 * function.c (expand_function_end): If current_function_calls_alloca,
1512 emit stack restore in a place that is reached when the function falls
1515 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1517 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1518 rule to avoid matching inappropriate suffix rule.
1520 2005-01-26 Jan Hubicka <jh@suse.cz>
1522 PR tree-optimization/19241
1523 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1525 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1527 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1528 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1530 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1531 <sim*>: Always use crt1.o, regardless of N in simN.
1532 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1533 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1534 (CRT_CALL_STATIC_FUNCTION): Remove.
1535 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1536 use crt1.o, regardless of N in simN.
1537 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1538 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1539 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1540 case isystem setting.
1541 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1543 2005-01-25 Ian Lance Taylor <ian@airs.com>
1545 * gimple-low.c (block_may_fallthru): Correct handling of
1546 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1548 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1550 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1551 handlers to match indentation; nested under the mtune=* handler.
1552 Similar for mcpu= and march=.
1554 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1556 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1557 * config/mips/linux64.h (LIB_SPEC): Likewise.
1558 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1559 * config/sh/linux.h (LIB_SPEC): Likewise.
1561 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1563 * config/frv/frv.c (frv_legitimize_tls_address): New.
1564 (TARGET_HAVE_TLS): Define.
1565 (FRV_SYMBOL_REF_TLS_P): Define.
1566 (frv_override_options): Handle new register classes.
1567 (frv_legitimate_address_p): Reject tls addresses.
1568 (frv_legitimize_address): Handle TLS addresses.
1569 (gen_inlined_tls_plt): New.
1571 (frv_legitimize_tls_address): New.
1572 (unspec_got_name): Add TLS entries.
1573 (got12_operand): Add R_FRV_TLSMOFF12 case.
1574 (frv_emit_move): Fixup TLS addresses.
1575 (frv_emit_movsi): Legitimize TLS addresses.
1577 * config/frv/frv.h (MASK_BIG_TLS): New.
1578 (TARGET_BIG_TLS): New.
1579 (HAVE_AS_TLS): Define.
1580 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1581 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1582 (REG_CLASS_NAMES): Same.
1583 (REG_CLASS_CONTENTS): Same.
1584 (CONSTRAINT_LEN): New.
1585 (REG_CLASS_FROM_CONSTRAINT): New.
1586 (PREDICATE_CODES): Add symbolic_operand.
1588 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1589 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1590 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1591 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1592 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1593 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1594 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1595 GR9_REG, GR14_REG, LRREG.
1596 (type): Add load_or_call attribute.
1597 ("load_or_call"): New reservation.
1598 ("call_gettlsoff"): New.
1599 ("tls_indirect_call"): New.
1600 ("tls_load_gottlsoff12"): New.
1601 ("tlsoff_hilo"): New.
1602 ("tls_tlsdesc_ldd"): New.
1603 ("tls_tlsoff_ld"): New.
1606 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1608 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1610 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1611 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1612 * config/frv/frv.c (TLS_BIAS): Define.
1613 (frv_output_dwarf_dtprel): New.
1615 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1617 PR rtl-optimization/19579
1618 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1619 both A and B, see if they don't clobber registers the other expr uses.
1621 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1623 * real.c (do_add): Initialize signalling and canonical members.
1625 * real.c (real_from_integer): Zero out destination.
1627 2005-01-18 Jan Hubicka <jh@suse.cz>
1629 PR tree-optimize/19337
1630 * tree-inline.c (initialize_inlined_parameters): Copy
1631 saved_static_chain_decl only.
1633 2005-01-25 Richard Henderson <rth@redhat.com>
1637 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1638 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1639 80387 enabled, to return a proper subclass. Return the subset that
1640 overlaps with GENERAL_REGS for PLUS.
1641 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1643 2005-01-25 Richard Henderson <rth@redhat.com>
1646 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1648 2005-01-25 Roger Sayle <roger@eyesopen.com>
1650 * expmed.c (choose_multiplier): Change interface to return the
1651 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1652 (expand_divmod): Update calls to choose_multiplier.
1654 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1657 * expmed.c (extract_bit_field): Use adjust_address instead of
1658 gen_lowpart when op0 is a MEM.
1660 2005-01-24 Steven Bosscher <stevenb@suse.de>
1662 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1664 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1666 * config/mips/irix-csr.c: New file.
1667 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1668 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1669 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1672 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1675 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1676 sparc/elf.h, add sparc/sp-elf.h.
1677 (sparc-*-rtems*): Likewise.
1678 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1679 tm-dwarf2.h, add sparc/sp-elf.h.
1680 (sparc86x-*-elf): Likewise.
1681 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1682 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1683 TARGET_OS_CPP_BUILTINS.
1684 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1685 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1687 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1688 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1689 (SWITCH_TAKES_ARG): Likewise.
1690 (LOCAL_LABEL_PREFIX): Likewise.
1691 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1692 (TARGET_N_FORMAT_TYPES): Delete.
1693 (TARGET_FORMAT_TYPES): Likewise.
1694 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1695 * config/sparc/elf.h: Delete.
1696 * config/sparc/sp-elf.h: New file.
1698 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1700 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1701 * tree-flow.h: Remove the corresponding prototype.
1702 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1703 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1705 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1708 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1709 for AIX ABI or ELF -fPIC.
1710 (rs6000_emit_load_toc_table): Don't create toc_section here.
1711 (rs6000_xcoff_file_start): Nor here.
1713 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1715 * sh.c (ra.h): Don't #include.
1716 (hard_regs_intersect_p): New function, resurrected from ra.c.
1718 * sh.c: Fix 1996 Copyright.
1720 2005-01-24 Richard Henderson <rth@redhat.com>
1721 Aldy Hernandez <aldyh@redhat.com>
1723 * regrename.c (note_sets): Handle subregs.
1725 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1728 * genconditions.c (write_header, write_conditions): Elide file if
1731 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1733 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1734 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1737 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1739 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1740 expand_builtin_printf, expand_builtin_fprintf,
1741 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1742 checking against POINTER_TYPE.
1743 (validate_arglist): Handle POINTER_TYPE code by checking
1746 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1748 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1750 (for_each_rtx): Call for_each_rtx_1.
1751 * rtl.h (init_rtlanal): Declare.
1752 * toplev.c (backend_init): Call init_rtlanal.
1754 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1756 * flow.c (propagate_one_insn): Formatting.
1759 * flow.c (libcall_dead_p): Be more conservative if unsure.
1760 If there are any instructions between insn and call, see if they are
1761 all dead before saying the libcall is dead.
1763 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1765 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1766 operand constraint for operand 0.
1768 2005-01-23 Richard Henderson <rth@redhat.com>
1771 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1772 edges leading to join block.
1774 2005-01-23 Roger Sayle <roger@eyesopen.com>
1776 * expmed.c (expand_mult_highpart): Make static. Change type of
1777 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1778 (expand_divmod): Updates calls to expand_mult_highpart by using
1779 gen_int_mode to pass a CONST_INT rtx.
1780 * rtl.h (expand_mult_highpart): Remove prototype.
1782 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1784 * flow.c (regset_bytes, regset_size): Remove.
1786 * cfganal.c: Fix a reference to Harvey's paper.
1788 2005-01-23 Steven Bosscher <stevenb@suse.de>
1790 PR rtl-optimization/19464
1791 * tree-optimize.c (init_tree_optimization_passes): Add one more
1792 copyrename pass just before out-of-ssa.
1794 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1797 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1798 * ggc-none.c (ggc_free): Define.
1800 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1802 * cse.c (max_reg, max_insn_uid): Remove.
1803 (cse_main): Don't access max_reg or max_insn_uid.
1805 * c-common.c (explicit_flag_signed_bitfields,
1806 lang_statement_code_p, lang_expand_function_end): Remove.
1807 * c-common.h: Remove the corresponding declarations.
1808 * c-opts.c (c_common_handle_option): Remove all write access
1809 to explicit_flag_signed_bitfields.
1811 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1812 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1813 * cgraph.h: Remove the corresponding declaration.
1815 * gcse.c (null_pointer_info): Remove.
1817 2005-01-23 Roger Sayle <roger@eyesopen.com>
1818 Eric Botcazou <ebotcazou@libertysurf.fr>
1820 * combine.c (simplify_logical): Only simplify logical expressions
1821 of the form ior(and(x,y),z) by the inverse distributive law if the
1822 result is cheaper than the original.
1824 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1826 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1827 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1828 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1829 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1830 config/freebsd-spec.h, config/arm/arm.h,
1831 config/h8300/h8300.md, config/i386/i386.md,
1832 config/i386/predicates.md, config/i386/sse.md,
1833 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1834 config/vax/vax.md: Fix comment typos. Follow spelling
1837 2005-01-23 Steven Bosscher <stevenb@suse.de>
1839 * gengtype.c (walk_type): Produce `not equal to' compares for loop
1840 tests, instead of `less than'.
1842 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
1844 * function.c (assign_parm_setup_block): When creating a new stack slot
1845 for a parameter, get its alignment from the parameter's DECL_ALIGN
1846 rather than the type's TYPE_ALIGN. Make sure that the parameter
1847 is at least word aligned.
1849 2005-01-22 Roger Sayle <roger@eyesopen.com>
1852 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
1854 2005-01-22 Richard Henderson <rth@redhat.com>
1857 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
1858 in both compare operands.
1859 (movdfcc_1_sse_max): Likewise.
1860 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
1861 (movdfcc_1_sse): Likewise.
1862 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
1863 scratch register as needed.
1865 2005-01-22 Richard Henderson <rth@redhat.com>
1867 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
1869 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
1871 2005-01-22 Richard Henderson <rth@redhat.com>
1873 * genopinit.c (optabs): Use smin/smax for floating point too.
1874 * doc/md.texi: Update to match. Clarify that floating point
1875 results are undefined for +0/-0 and NaN.
1876 * doc/rtl.texi: Likewise.
1877 * rtl.def (SMIN, SMAX): Likewise
1878 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
1880 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
1881 leading 's' to the name.
1882 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
1883 smaxxf3, sminxf3): Likewise.
1884 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
1887 2005-01-22 Paul Brook <paul@codesourcery.com>
1889 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
1891 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
1893 * config/s390/s390.c (struct processor_costs): New fields
1894 dlgr, dlr, dr, dsgfr, dsgr.
1895 (z900_cost, z990_cost): Values for new fields.
1896 (s390_rtx_costs): New cases MEM und COMPARE in switch
1897 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
1898 DIV, MOD, UDIV, UMOD.
1900 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1902 * config/s390/s390.md ("doloop_si64"): Reload input value directly
1903 into the register being decremented.
1904 ("doloop_si31", "doloop_di"): Likewise.
1905 ("*doloop_si_long"): Adapt pattern.
1907 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
1909 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
1911 (CLASS_MAX_NREGS): Likewise.
1913 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
1915 * doc/tree-ssa.texi (Statement Operands): Add example for new
1916 must-def macro. Note deprecation of old operands interface.
1918 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
1920 PR tree-optimization/19484
1921 * tree-cfg.c (remove_fallthru_edge): New function.
1922 (cleanup_control_flow): Remove fallthru edges from calls that are
1923 now known not to return.
1925 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
1927 Fix PR tree-optimization/19038
1928 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
1929 copies with loop variant ones.
1931 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
1933 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
1934 config/alpha/alpha-protos.h, config/alpha/alpha.h,
1935 config/alpha/alpha.md, config/alpha/predicates.md,
1936 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
1937 config/sparc/sol2.h: Update copyright.
1939 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
1940 first label to see if it is a nonlocal label.
1942 2005-01-22 David Edelsohn <edelsohn@gnu.org>
1943 Andrew Pinski <pinskia@physics.uc.edu>
1946 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
1947 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
1949 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1951 * config/rs6000/rtems.h: Update copyright.
1953 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
1956 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
1957 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
1958 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
1960 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1963 * c-typeck.c (convert_arguments): Check for error_mark_node.
1965 2005-01-21 Ian Lance Taylor <ian@airs.com>
1967 PR tree-optimization/13000
1968 * tree-inline.c: Include "tree-flow.h".
1969 (expand_call_inline): If warn_return_type, warn if non-void inline
1970 function falls through.
1971 * tree-cfg.c (execute_warn_function_return): Don't warn about
1972 control reaching end if TREE_NO_WARNING is set. Set
1974 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
1976 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
1977 branch if we don't need one.
1978 * c-typeck.c: Include "tree-flow.h"
1979 (c_finish_bc_stmt): Don't add a goto if the current statement
1980 list doesn't fall through to the current point.
1982 2005-01-21 Roger Sayle <roger@eyesopen.com>
1984 PR rtl-optimization/576
1985 * real.c (real_arithmetic): Change return type from void to bool
1986 to return an indication that the result may be inexact.
1987 * real.h (real_arithmeric): Update prototype.
1988 * fold-const.c (const_binop): Don't constant fold floating
1989 point expressions when the user specifies -frounding-math and
1990 the result may depend upon the run-time rounding mode.
1991 (fold_convert_const_real_from_real): Clean-up.
1992 (fold_initializer): Ignore flag_rounding_math for initializers.
1993 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
1994 constant fold FP operations with flag_rounding_math if the
1995 result may depend upon the run-time rounding mode.
1997 2005-01-21 Tom Tromey <tromey@redhat.com>
1999 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2001 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2003 * tree-cfg.c: Fix comment typos.
2005 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2007 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2008 around the call to rest_of_handle_branch_target_load_optimize.
2010 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2012 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2013 (sparc64-*-openbsd*): Likewise.
2014 (sparclite-*-elf*): Include tm-dwarf2.h.
2015 (sparc86x-*-elf*): Likewise.
2016 (sparc64-*-elf*): Likewise.
2017 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2018 (DBX_DEBUGGING_INFO): Likewise.
2019 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2020 (PREFERRED_DEBUGGING_TYPE): Likewise.
2021 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2022 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2023 (PREFERRED_DEBUGGING_TYPE): Likewise.
2024 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2025 (PREFERRED_DEBUGGING_TYPE): Likewise.
2026 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2028 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2031 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2033 2005-01-20 Paul Brook <paul@codesourcery.com>
2035 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2037 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2039 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2040 label is first in a sequence of labels.
2042 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2044 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2045 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2047 * doc/sourcebuild.texi (Test Directives): New.
2049 2005-01-20 Roger Sayle <roger@eyesopen.com>
2051 * real.c (real_floor): Don't leave the result uninitialized when
2052 mode is VOIDMode, but return the unrounded intermediate value.
2053 (real_ceil): Likewise.
2055 2005-01-20 Paul Brook <paul@codesourcery.com>
2057 * config/arm/arm.md (insv): Use gen_int_mode.
2059 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2061 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2062 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2063 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2064 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2065 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2067 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2070 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2071 fbreg, so we have to assume we can't.
2072 (loc_descriptor_from_tree_1): Ditto.
2073 (containing_function_has_frame_base): New function.
2074 (add_location_or_const_value_attribute): Use it.
2075 Also try to generate a frame_base from a single element location
2078 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2080 PR tree-optimization/15349
2081 * timevar.def (TV_TREE_MERGE_PHI): New.
2082 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2084 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2085 calls to tree_forwarder_block_p.
2086 (remove_forwarder_block_with_phi, merge_phi_nodes,
2087 gate_merge_phi, pass_merge_phi): New.
2088 * tree-optimize.c (init_tree_optimization_passes): Add
2090 * tree-pass.h: Add an extern for pass_merge_phi;
2092 2005-01-20 Richard Henderson <rth@redhat.com>
2095 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2096 (_mm_castps_pd, _mm_castps_si128): New.
2097 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2099 2005-01-20 Richard Henderson <rth@redhat.com>
2102 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2103 __builtin_ia32_vec_init_v2si.
2104 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2105 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2106 (ix86_init_mmx_sse_builtins): Create it.
2107 (ix86_expand_builtin): Expand it.
2108 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2109 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2110 (vec_extractv2si_0, vec_extractv2si_1): New.
2112 2005-01-20 Richard Henderson <rth@redhat.com>
2115 * config/i386/i386.c (ix86_expand_push): New.
2116 * config/i386/mmx.md (push<MMXMODE>1): New.
2117 * config/i386/sse.md (push<SSEMODE>1): New.
2118 * config/i386/i386-protos.h: Update.
2120 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2122 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2125 2005-01-20 Richard Henderson <rth@redhat.com>
2127 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2128 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2130 2005-01-19 Richard Henderson <rth@redhat.com>
2133 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2134 to V4SFmode in SSE1 fallback load path.
2136 2005-01-19 Richard Henderson <rth@redhat.com>
2138 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2139 in QImode expansion to ix86_expand_vector_set.
2140 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2142 2005-01-19 Richard Henderson <rth@redhat.com>
2145 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2146 subclass of the input class.
2147 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2148 Always true for cross-SSE1 classes. Rationalize conditionals.
2149 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2150 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2151 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2152 (movdi_2): Add MMX/SSE zeros.
2153 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2154 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2155 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2156 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2157 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2158 (zero_extendsidi2_rex64_1): Remove.
2159 (MOV0 peephole): Check GENERAL_REG_P.
2161 2005-01-19 Richard Henderson <rth@redhat.com>
2164 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2166 (ix86_expand_vector_extract): Likewise.
2168 2005-01-19 Richard Henderson <rth@redhat.com>
2171 * expr.c (emit_move_change_mode): New argument force; use
2172 simplify_gen_subreg if true.
2173 (emit_move_via_alt_mode): Merge into ...
2174 (emit_move_via_integer): ... here.
2175 (emit_move_ccmode): Use emit_move_change_mode directly.
2177 2005-01-19 Richard Henderson <rth@redhat.com>
2180 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2181 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2182 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2184 (alpha_emit_set_const): Likewise. Make static.
2185 (alpha_emit_set_long_const): Make static.
2186 (alpha_extract_integer): Split out from alpha_expand_mov.
2187 (alpha_split_const_mov): Likewise.
2188 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2189 (alpha_legitimate_constant_p): New.
2190 * config/alpha/alpha-protos.h: Update.
2191 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2192 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2193 * config/alpha/alpha.md (movsi): Add n alternative.
2194 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2195 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2196 (splitters for all of the above): Use alpha_split_const_mov.
2197 * config/alpha/predicates.md (non_add_const_operand): New.
2198 (non_zero_const_operand): New.
2199 (input_operand): Use alpha_legitimate_constant_p after reload.
2201 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2203 PR tree-optimization/19038
2204 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2205 (add_candidate): Add ivs with increment in latch only if
2206 allow_ip_end_pos_p is true.
2207 (determine_iv_cost): Use empty_block_p.
2209 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2211 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2212 (compute_dominance_frontiers): Ditto.
2214 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2217 * config/sh/t-rtems: New.
2218 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2220 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2222 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2223 the offset of the selected field.
2225 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2227 * tree-cfg.c (remove_forwarder_block): Fix the check to
2228 prevent a nonlocal label from appearing in the middle of a
2231 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2233 PR rtl-optimization/19462
2234 * reorg.c (find_end_label): Create return insn only if
2235 current_function_epilogue_delay_list is empty.
2237 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2239 * doc/passes.texi: Remove paragraph mentioning new-ra.
2241 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2243 PR rtl-optimization/15139
2244 * combine.c: Include params.h.
2245 (count_rtxs): New function.
2246 (record_value_for_reg): If replace_rtx would replace at least
2247 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2248 (clobber (const_int 0)) instead of TEM.
2249 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2250 * params.h (MAX_LAST_VALUE_RTL): New.
2251 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2252 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2255 * c-typeck.c (digest_init): Only call build_vector if all constructor
2256 elements are *_CST nodes.
2257 * gimplify.c (gimplify_init_constructor): Likewise.
2260 * c-typeck.c (digest_init): Only call build_vector if inside_init
2263 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2265 * toplev.c (init_asm_output): Remove dead #ifdef.
2267 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2269 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2271 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2273 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2274 accessing DECL_FUNCTION_CODE.
2275 * dojump.c (do_jump): Likewise.
2276 * gimplify.c (gimplify_call_expr): Likewise.
2277 * predict.c (expr_expected_value): Likewise.
2278 (strip_builtin_expect): Likewise.
2279 * tree-inline.c (estimate_num_insns_1): Likewise.
2280 * tree-ssa-loop-im.c (stmt_cost): Likewise
2281 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2282 (tree_expr_nonnegative_p): Likewise.
2284 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2286 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2287 variant of the load_pcrel_sym pattern.
2288 * config/sparc/sparc.md (P macro): Move to the top.
2289 (load_pcrel_sym): Macroize using P.
2290 (save_register_window): Likewise.
2292 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2294 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2297 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2300 * c-typeck.c (build_asm_expr): Strip nops off
2301 input memory operands.
2303 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2305 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2306 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2307 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2308 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2310 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2313 * config/i386/i386.c (override_options): If the 80387 is disabled,
2314 then do not return FP values using FP registers.
2316 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2318 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2319 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2320 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2321 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2322 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2323 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2324 output.h, postreload-gcse.c, postreload.c, recog.c,
2325 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2326 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2327 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2328 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2329 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2330 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2331 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2332 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2334 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2335 config/alpha/alpha.c, config/arm/vfp.md,
2336 config/i386/emmintrin.h, config/i386/i386-modes.def,
2337 config/i386/i386-protos.h, config/i386/i386.h,
2338 config/i386/pmmintrin.h, config/i386/ppro.md,
2339 config/i386/predicates.md, config/i386/xmmintrin.h,
2340 config/i860/i860.c, config/ia64/ia64-modes.def,
2341 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2342 config/ia64/ia64.md, config/ia64/itanium1.md,
2343 config/ia64/itanium2.md, config/ia64/predicates.md,
2344 config/iq2000/iq2000.h, config/mips/linux64.h,
2345 config/rs6000/aix41.h, config/rs6000/aix43.h,
2346 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2347 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2348 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2349 config/sparc/linux64.h, config/sparc/litecoff.h,
2350 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2351 config/sparc/sparc.h, config/sparc/sparc.md,
2352 config/sparc/sysv4-only.h: Update copyright.
2354 2005-01-18 Richard Henderson <rth@redhat.com>
2357 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2359 2005-01-18 Marc Espie <espie@openbsd.org>
2360 * config/i386/openbsdelf.h: Typo.
2362 2005-01-18 Richard Henderson <rth@redhat.com>
2364 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2365 special case for sse.
2366 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2368 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2370 * tree-inline.c (estimate_num_insns_1): Added cases for
2371 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2373 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2375 PR rtl-optimization/19296
2376 * combine.c (simplify_comparison): Rewrite the condition under
2377 which a non-paradoxical SUBREG of a PLUS can be lifted when
2378 compared against a constant.
2380 2005-01-18 Andi Kleen <ak@muc.de>
2382 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2383 * c.opt (-Wpointer-sign): Add.
2384 * doc/invoke.texi: (-Wpointer-sign): Add.
2386 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2388 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2389 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2390 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2391 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2392 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2393 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2394 for TARGET_MIX_SSE_I387.
2395 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2396 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2397 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2398 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2399 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2400 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2401 TARGET_MIX_SSE_I387.
2402 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2405 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2408 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2409 Add movaps alternative for xmm reg->reg move.
2411 2005-01-17 Jeff Law <law@redhat.com>
2413 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2414 at the end of the main DOM loop rather than just before DOM exits.
2416 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2418 PR tree-optimization/19121
2419 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2420 adding aliases to a name tag, also add them to the pointer's
2422 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2423 sensitive alias info at all. Only check that the two pointers
2424 have compatible pointed-to sets.
2425 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2426 a pointer's type tag is a superset of the alias set of the
2429 2005-01-17 James E Wilson <wilson@specifixinc.com>
2432 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2433 comment to document why.
2435 2005-01-17 Richard Henderson <rth@redhat.com>
2437 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2438 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2439 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2440 sse2_vmsminv2df3_finite): New.
2441 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2442 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2443 Force op1 into register.
2445 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2447 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2448 bubblestrap from always rebuilding build directory.
2450 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2452 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2453 ("*cmpmem_short"): Likewise.
2455 2005-01-17 Steven Bosscher <stevenb@suse.de>
2457 * basic-block.h: Document BB_* flags.
2458 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2459 use an sbitmap instead.
2460 * sched-rgn.c (compute_trg_info): Likewise.
2462 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2464 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2465 redundant target_cpu_default and extra_parts lines. Use the default
2467 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2468 (SUBTARGET_EXTRA_SPECS): Delete.
2469 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2470 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2471 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2472 and "n32" for -mabi=n32.
2474 2005-01-17 Ian Lance Taylor <ian@airs.com>
2477 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2478 fold constant variables into initial values.
2480 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2482 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2484 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2485 through the statements backward.
2487 2005-01-17 Ian Lance Taylor <ian@airs.com>
2489 PR middle-end/13127:
2490 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2491 a variable set to the return value of the inlined function.
2493 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2495 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2496 when modes are tieable.
2498 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2500 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2501 of pthread_create to find out if threads are enabled.
2502 * gthr-posix95.h (__gthread_active_p): Likewise.
2504 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2506 * common.opt (-fnew-ra): Remove.
2508 * toplev.h (flag_new_regalloc): Remove.
2509 * Makefile.in (ra*.*): Don't mention.
2510 * passes.c (rest_of_handle_new_regalloc): Remove.
2511 (rest_of_handle_combine, rest_of_compilation): Always consider
2512 flag_new_regalloc as false.
2513 * doc/invoke.texi: Don't document -fnew-ra.
2515 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2517 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2518 last parameter to reg_scan.
2519 * loop.c (loop_optimize): Likewise.
2520 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2521 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2522 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2523 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2524 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2525 * regclass.c (reg_scan): Likewise, for the declaration.
2526 * rtl.h (reg_scan): Likewise, for the prototype.
2528 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2530 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2531 mark_dfs_back_edges.
2533 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2535 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2536 (compute_avail): Uses don't go in tmp_gen.
2538 2005-01-16 Steven Bosscher <stevenb@suse.de>
2540 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2541 loop to look for a free slot in a page entry.
2543 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2546 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2547 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2548 just before targetm.asm_out.file_end.
2549 * tree.h (process_pending_assemble_output_defs): Declare.
2550 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2552 (assemble_alias): Defer generation of assembly code for defines when
2553 TARGET_DEFERRED_OUTPUT_DEFS is true.
2554 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2555 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2556 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2558 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2561 * pa.c (pa_scalar_mode_supported_p): New function.
2562 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2563 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2565 * pa-protos.h (prefetch_operand): Delete.
2566 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2567 * pa.c (prefetch_operand): Delete.
2568 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2569 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2570 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2571 and prefetch_nocc_operand.
2572 * pa.md (prefetch): Rework to avoid reload problems handling short
2573 displacements when a cache control completer needs to be provided.
2574 (prefetch_32, prefetch_64): Delete.
2575 (prefetch_cc, prefetch_nocc): New patterns.
2577 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2579 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2581 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2584 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2585 exceeds maximum alignment for global common data.
2586 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2587 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2589 2004-01-15 Roger Sayle <roger@eyesopen.com>
2591 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2593 2004-01-15 Roger Sayle <roger@eyesopen.com>
2595 * harg-reg-set.h (reg_class_names): Prototype global array.
2596 * regclass.c (reg_class_names): Declare here and initialize to
2598 (dump_regclass): Remove local declaration of reg_class_names.
2599 (regclass): Likewise.
2600 * cfg.c (dump_flow_info): Likewise.
2601 * ra-debug.c (reg_class_names): Likewise.
2602 * regrename.c (reg_class_names): Likewise.
2603 * reload.c (reg_class_names): Likewise.
2604 * reload1.c (spill_failure): Likewise.
2605 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2607 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2609 * config/s390/s390.md ("reload_outti"): Remove predicate for
2610 output operand. Abort if operand is not a MEM.
2611 ("reload_outdi", "reload_outdf"): Likewise.
2613 2005-01-15 Marc Espie <espie@openbsd.org>
2615 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2616 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2617 * config/openbsd.h: Fix C++ includes for native configurations.
2618 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2619 Add trampoline support.
2620 * config/i386/openbsdelf.h: New.
2622 2005-01-15 Marc Espie <espie@openbsd.org>
2624 * collect2.c (main): Explicitly parse -dynamic-linker option.
2626 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2628 PR tree-optimization/19060
2629 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2630 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2631 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2632 and handle extract_range_from_cond returning false.
2633 * fold-const.c (fold): Optimize comparisons with min/max even for
2634 width > HOST_BITS_PER_WIDE_INT.
2636 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2638 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2639 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2640 Remove little endian multilib variants.
2641 Add mips32 multilib variant.
2643 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2645 * explow.c (copy_all_reg, stabilize): Remove.
2646 * expr.h: Remove the corresponding prototypes.
2648 * rtlanal.c (regs_set_between_p): Remove.
2649 * rtl.h: Remove the corresponding prototype.
2651 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2653 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2654 to rs6000_nonimmediate_operand.
2655 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2656 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2657 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2658 rs6000_nonimmediate_operand.
2659 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2660 rs6000_nonimmediate_operand.
2662 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2664 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2666 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2668 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2670 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2671 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2673 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2674 (rs6k_nonimmediate_operand): New.
2675 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2677 (legitimate_lo_sum_address_p): Same.
2678 (rs6000_legitimize_address): Same.
2679 (rs6000_legitimize_reload_address): Same.
2680 (rs6000_legitimate_address): Same.
2681 (spe_build_register_parallel): Pass DF and DC modes in a DI
2684 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2685 to rs6k_nonimmediate_operand.
2687 * config/rs6000/spe.md ("*frob_df_di"): New.
2688 ("*frob_di_df"): New.
2689 ("*frob_di_df_2"): New.
2690 ("*mov_sidf_e500_subreg0"): New.
2691 ("*mov_sidf_e500_subreg4"): New.
2692 ("*movdf_e500_double"): Change predicate to
2693 rs6k_nonimmediate_operand.
2695 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2697 * postreload.c (move2add_note_store): Only call
2698 trunc_int_for_mode on scalar integers.
2700 2005-01-14 Steven Bosscher <stevenb@suse.de>
2702 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2703 replace BB_VISITED uses.
2704 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2705 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2706 (tree_dce_done): Free visited_control_parents.
2707 (perform_tree_ssa_dce): Allocate and clear it.
2708 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2709 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2710 instead of BB_VISITED.
2712 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2714 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2715 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2716 Remove unused prototypes.
2718 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2720 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2721 64-bit register usage.
2722 (spe_func_has_64bit_regs_p): Add FIXME note.
2724 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2726 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2727 flag_finite_math_only with flag_unsafe_math_optimizations.
2729 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2731 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2733 (__tpf_eh_return): Copy TPF private stack area from the module
2734 boundary stack frame. Add check for when module addresses are
2735 equal, but no stub address is found.
2737 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2740 * arm.h (struct machine_function): Add call_via field.
2741 (thumb_call_via_label): Declare.
2742 * arm.c (thumb_call_via_label): New variable.
2743 (thumb_call_reg_needed): New variable.
2744 (arm_output_function_epilogue): For Thumb code, output any per-function
2745 call-indirect trampolines.
2746 (thumb_call_via_reg): New function.
2747 (arm_file_end): New function.
2748 (TARGET_ASM_FILE_END): Call arm_file_end.
2749 (aof_file_end): Likewise.
2750 * arm-protos.h (thumb_call_via_reg): Declare.
2751 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2752 thumb_call_via_reg in normal case.
2754 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2757 PR rtl-optimization/19348
2758 * recog.c (peephole2_optimize): Do global life update if some peephole
2759 decides it doesn't need at least one of its inputs and that change
2760 influences liveness at the start of the basic block.
2762 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2763 arguments instead of 1.
2765 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2768 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2769 zero for nested functions needing a static chain or functions
2770 with a non-constant address.
2772 2005-01-13 Roger Sayle <roger@eyesopen.com>
2774 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2775 (and (sign_extend X) C) into (zero_extend (and X C)).
2777 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2779 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2781 2005-01-13 Richard Henderson <rth@redhat.com>
2786 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2787 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2788 not just TARGET_SSE.
2789 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2790 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2791 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2792 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2793 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2794 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2795 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2796 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2797 (movdicc_c_rex64): Rename with '*'.
2798 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2799 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2800 (movsfcc_1_387): Rename from movsfcc_1.
2801 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2802 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2803 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2804 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2805 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2806 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2807 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2808 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2809 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2810 sse_movdfcc_const0_4): Remove.
2811 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2812 recognize min/max early. Update for changed sse cmove patterns.
2813 (ix86_split_sse_movcc): New.
2814 * config/i386/i386-protos.h: Update.
2816 2005-01-13 Steven Bosscher <stevenb@suse.de>
2818 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2819 (fix_stmt_v_may_defs): Likewise.
2821 2005-01-13 Richard Henderson <rth@redhat.com>
2823 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2824 for converting the mask.
2826 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2828 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2831 2005-01-13 Richard Henderson <rth@redhat.com>
2833 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2834 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
2835 IX86_BUILTIN_MOVDQ2Q): Remove.
2836 (IX86_BUILTIN_VEC_EXT_V4SI): New.
2837 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
2838 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
2840 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
2841 (sse2_pextrw): Fix immediate constraint.
2842 (sse2_loadq, sse2_loadq_rex64): Remove.
2843 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
2844 Use __builtin_ia32_vec_ext_<size>.
2845 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
2847 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
2849 * function.c (assign_parm_setup_block): Look inside original
2850 entry_parm when inspecting PARALLEL.
2852 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2853 Joel Sherrill <joel@oarcorp.com>
2856 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
2857 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
2858 rtems_gxx_recursive_mutex_init.
2859 (__gthread_recursive_mutex_lock): New function.
2860 (__gthread_recursive_mutex_trylock): Likewise.
2861 (__gthread_recursive_mutex_unlock): Likewise.
2863 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
2865 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
2867 2005-01-13 Jan Beulich <jbeulich@novell.com>
2869 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
2870 (ashrti3_internal): Indicate output is early clobber. Generate result
2871 into output rather than first input. Use move for low word of output
2872 if shift count is exactly 64.
2873 (lshrti3_internal): Likewise.
2875 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
2879 * reload1.c (delete_output_reload): Don't delete an output reload
2880 if the pseudo lives longer than a single basic block. Adjust and
2881 improve wording of comment.
2883 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
2886 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
2887 of TYPE_SIZE where we mean the number of bytes.
2889 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
2891 * function.c (assign_parm_setup_block): Relax condition on
2892 multi-register optimization.
2894 2005-01-12 Nick Clifton <nickc@redhat.com>
2896 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
2897 an "in_delay_slot" attribute of "no" to prevent them being used in
2898 delay slots. This is forbidden because they might generate
2901 2005-01-12 Alan Modra <amodra@bigpond.net.au>
2904 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
2907 2005-01-12 Nick Clifton <nickc@redhat.com>
2909 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
2910 passed on to GAS) but do not define, as GAS no longer supports or
2911 needs the -m2000 option.
2913 2005-01-11 Roger Sayle <roger@eyesopen.com>
2915 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
2916 type as args of unprototyped builtins aren't automatically promoted.
2917 (fold_builtin_abs): Likewise.
2919 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2921 * Makefile.in: Set a `build-warn' variable.
2923 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2925 PR tree-optimization/17949
2926 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
2927 (find_interesting_uses_address): Use it.
2929 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
2931 * regrename.c (kill_value): Handle subreg's that won't simplify.
2933 2005-01-11 Richard Henderson <rth@redhat.com>
2936 * config/i386/i386.h (enum ix86_builtins): Move ...
2937 * config/i386/i386.c: ... here.
2938 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
2939 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
2940 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
2941 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
2942 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
2943 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
2944 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
2945 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
2946 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
2947 IX86_BUILTIN_LOADDDUP): Remove.
2948 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
2949 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
2950 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
2951 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
2952 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
2953 (ix86_init_builtins): Make static.
2954 (ix86_init_mmx_sse_builtins): Update for changed builtins.
2955 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
2956 if all the modes match. Otherwise, fake it.
2957 (get_element_number, ix86_expand_vec_init_builtin,
2958 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
2959 (ix86_expand_builtin): Make static. Update for changed builtins.
2960 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
2961 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
2962 (ix86_expand_vector_init_duplicate): New.
2963 (ix86_expand_vector_init_low_nonzero): New.
2964 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
2965 Split out from ix86_expand_vector_init; handle integer modes.
2966 (ix86_expand_vector_init): Use them.
2967 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
2968 * config/i386/i386-protos.h: Update.
2969 * config/i386/predicates.md (reg_or_0_operand): New.
2970 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
2971 (movv2sf_internal): Likewise. And a splitter to match them all.
2972 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
2973 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
2974 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
2975 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
2976 (mmx_pinsrw): Fix operand ordering.
2977 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
2978 rather than sse_loadss expander.
2979 (movv2df splitter): Similarly.
2980 (sse_loadss, sse_loadlss): Remove.
2981 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
2982 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
2983 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
2984 (sse3_movddup): Rename with '*'.
2985 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
2986 (sse2_loadsd): Remove.
2987 (vec_dupv2df_sse3): Rename from sse3_loadddup.
2988 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
2989 (sse2_pinsrw): Fix argument ordering.
2990 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
2991 (sse2_stored): Remove 'r' destination.
2992 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
2993 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
2994 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
2995 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
2996 vec_extractv16qi, vec_initv16qi): New.
2998 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
2999 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3000 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3002 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3003 (_mm_load_si128, _mm_store_si128): Likewise.
3004 (_mm_load1_pd): Use _mm_set1_pd.
3005 (_mm_load_sd): Use _mm_set_sd.
3006 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3007 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3008 (_mm_set_epi64): Use _mm_set_epi64x.
3009 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3010 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3011 _mm_setr_epi8): Use _mm_set_foo form.
3012 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3013 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3014 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3015 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3016 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3017 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3018 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3019 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3020 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3021 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3022 (_mm_movedup_pd): Use _mm_shuffle_pd.
3023 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3024 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3025 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3026 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3028 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3029 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3030 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3031 (_mm_store_ps): Use raw dereference.
3032 (_mm_store1_ps): Use _mm_storeu_ps.
3033 (_mm_storer_ps): Use _mm_store_ps.
3034 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3035 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3037 2005-01-11 Stan Shebs <shebs@apple.com>
3039 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3040 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3042 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3045 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3046 Skip all DECLs except for FIELD_DECLs.
3048 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3050 * config/s390/s390.c (override_options): Return error if
3051 -mbackchain, -mpacked-stack and -mhard-float are used together.
3052 (s390_va_start): Remove the backchain && packed-stack special case.
3053 (s390_gimplify_va_arg): Likewise.
3054 * doc/invoke.texi: Remove the ABI incompatibility note.
3056 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3058 * config/s390/s390.c (struct s390_frame_layout): Remove
3060 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3061 save_backchain_p with TARGET_BACKCHAIN.
3063 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3066 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3067 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3068 * function.c (locate_and_pad_parm): Set new field.
3069 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3070 Tweak where_pad test to include "none". Always set mem align for
3072 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3073 not sufficient for type.
3074 (assign_parm_setup_block): If stack_parm is zero on entry, always
3075 make a new stack local. Block move old stack parm if necessary
3076 to new aligned stack local.
3077 (assign_parm_setup_stack): Use a block move to handle
3078 potentially misaligned entry_parm.
3079 (assign_parms_unsplit_complex): Specify required alignment when
3080 creating stack local.
3081 * calls.c (compute_argument_addresses): Override alignment of stack
3082 arg calculated from its type with the alignment given by
3083 FUNCTION_ARG_BOUNDARY.
3084 (store_one_arg): Likewise.
3086 2005-01-11 Jan Beulich <jbeulich@novell.com>
3088 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3089 Change respective itanium_class attribute to ialu.
3090 (shladdp4_internal): New.
3091 * config/ia64/predicates.md (shladd_log2_operand): New.
3093 2005-01-11 Richard Henderson <rth@redhat.com>
3095 * expr.c (store_constructor): Use rtvec_alloc instead of
3096 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3098 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3100 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3102 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3104 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3105 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3106 (TARGET_RWRELOC): Define.
3107 (ia64_rwreloc_section_type_flags): Delete.
3108 (ia64_section_type_flags): New function.
3109 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3110 (TARGET_RWRELOC): Define.
3112 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3115 * config/ia64/ia64.c (process_set): For alloc insn, only call
3116 process_epilogue is !frame_pointer_needed.
3118 2005-01-10 Roger Sayle <roger@eyesopen.com>
3121 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3122 unary operator and can't be treated as a binary/comparison operator.
3124 2005-01-10 Richard Henderson <rth@redhat.com>
3126 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3127 (ix86_return_in_memory): Likewise.
3128 (function_arg_advance): Likewise. Mirror structure in function_arg
3129 for choosing register to advance.
3131 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3133 * tree-vectorizer.c, tree.def: Fix comment typos.
3135 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3137 * config/s390/s390.c (struct processor_costs): 4 new fields:
3138 ddbr, ddr, debr, der.
3139 (s390_rtx_costs): More precise handling of divide instructions.
3141 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3143 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3145 2005-01-10 Jan Beulich <jbeulich@novell.com>
3147 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3148 names resulting from -ffunction-sections/-fdata-sections and linkonce
3150 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3151 based on the section name. Rearrange the section name comparison logic
3152 slightly so that each section name is compared against at most once.
3154 2005-01-10 Ben Elliston <bje@au.ibm.com>
3156 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3157 targets for which -fPIC reduces limitations on the GOT size.
3159 2005-01-09 Falk Hueffner <falk@debian.org>
3161 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3164 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3167 * collect2.c (main): Set aixrtl_flag for -brtl option.
3168 (resolve_lib_name): Search for .so file extension before .a
3171 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3173 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3174 (vect_analyze_data_refs_alignment): Add dump prints.
3176 2005-01-09 Ira Rosen <irar@il.ibm.com>
3178 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3179 expr_invariant_in_loop_p.
3180 Initialize outputs first thing in the function.
3181 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3182 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3183 (vect_analyze_pointer_ref_access): Check that the initial condition of
3184 the access function is loop invariant.
3186 2005-01-09 Richard Henderson <rth@redhat.com>
3188 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3189 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3190 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3191 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3192 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3193 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3194 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3195 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3196 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3197 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3198 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3199 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3200 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3201 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3202 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3203 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3204 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3205 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3206 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3207 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3208 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3209 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3210 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3212 (mmx_clrdi, pavgusb): Remove.
3213 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3214 with leading sse_ prefix.
3215 * config/i386/sse.md: Receive them.
3216 * config/i386/mmx.md: New file.
3217 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3218 (subrv2sf3): Turn into expander for normal subtraction.
3219 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3220 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3221 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3222 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3223 commutative; use ix86_binary_operator_ok.
3224 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3225 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3226 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3227 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3228 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3229 Macroize from existing patterns; use ix86_binary_operator_ok.
3230 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3231 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3232 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3233 with vec_select+vec_concat.
3234 (mmx_pshufw, mmx_pshufw_1): Likewise.
3235 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3236 (mmx_uavgv4hi3): Model correctly.
3237 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3238 _mm_xor_si64): Remove casts.
3240 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3242 PR tree-optimization/19224
3243 * tree-scalar-evolution.c (get_instantiated_value,
3244 set_instantiated_value): New functions.
3245 (instantiate_parameters_1): Cache the results.
3246 (instantiate_parameters, resolve_mixers): Initialize and free
3249 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3251 * config/i386/i386.md (addhi_4): Correct reference in comment.
3254 2005-01-08 Richard Henderson <rth@redhat.com>
3256 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3257 (_mm_cvtsi128_si64x): Likewise.
3258 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3259 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3260 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3261 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3262 * config/i386/i386-protos.h: Update.
3263 * config/i386/i386.c (print_operand): Add 'H'.
3264 (ix86_fixup_binary_operands): Split out from ...
3265 (ix86_expand_binary_operator): ... here.
3266 (ix86_fixup_binary_operands_no_copy): New.
3267 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3268 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3269 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3270 (safe_vector_operand): Use CONST0_RTX.
3271 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3272 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3273 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3274 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3276 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3277 (IX86_BUILTIN_CMPNGESS): New.
3278 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3279 (attr type): Add sselog1.
3280 (attr unit, attr memory): Handle it.
3281 (movti, movti_internal, movti_rex64): Move near other integer moves.
3282 (movtf, movtf_internal): Move near other fp moves.
3283 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3284 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3285 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3286 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3287 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3288 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3289 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3290 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3291 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3292 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3293 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3294 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3295 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3296 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3297 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3298 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3299 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3300 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3301 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3302 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3303 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3304 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3305 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3306 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3307 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3308 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3309 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3310 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3311 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3312 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3313 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3314 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3315 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3316 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3317 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3318 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3319 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3320 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3321 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3322 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3323 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3324 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3325 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3326 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3328 (SSEPUSH, push<SSEPUSH>): Remove.
3329 (MMXPUSH, push<MMXPUSH>): Remove.
3330 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3331 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3332 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3333 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3334 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3335 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3336 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3337 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3338 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3339 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3340 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3341 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3342 (ppro_sse_log_V4SF): Handle sselog1.
3343 * config/i386/predicates.md (const_0_to_1_operand): New.
3344 (const_0_to_255_mul_8_operand): New.
3345 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3346 (const_2_to_3_operand, const_4_to_7_operand): New.
3347 * config/i386/sse.md: New file.
3348 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3349 (sse_movups): Rename from sse_movups_1.
3350 (sse_loadlss): Rename from sse_loadss_1.
3351 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3353 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3354 (absv4sf2, negv2df, absv2df): New.
3355 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3356 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3357 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3358 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3359 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3360 (sse3_addsubv4sf3): Model correctly.
3361 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3362 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3363 (sse_movhlps): Model with vec_select+vec_concat.
3364 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3365 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3366 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3367 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3368 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3369 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3370 sse2_pshufhw_1): Likewise.
3371 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3372 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3373 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3374 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3375 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3376 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3377 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3378 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3379 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3380 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3381 sminv8hi3): Mark commutative
3382 operands. Use ix86_binary_operator_ok.
3383 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3384 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3385 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3386 sse2_punpcklqdq): Allow operand2 in memory.
3387 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3388 sse2_movsd): Add memory alternatives.
3389 (sse_storelps): Turn expander into an insn; split after reload.
3390 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3391 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3393 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3395 * configure.ac (DWARF-2 debug_line): Use objdump.
3396 * configure: Regenerate.
3398 2005-01-08 Jeff Law <law@redhat.com>
3399 Diego Novillo <dnovillo@redhat.com>
3401 PR tree-optimization/18241
3402 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3403 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3404 statements with volatile operands.
3405 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3406 operands after marking a statement with has_volatile_ops.
3408 2005-01-08 Roger Sayle <roger@eyesopen.com>
3410 * tree.c (int_fits_type_p): Always honor integer constant
3411 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3413 2005-01-08 Roger Sayle <roger@eyesopen.com>
3415 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3416 the latent bug in rtl_delete_block has been resolved.
3418 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3420 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3421 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3423 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3425 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3426 library as @multilib_dir@/$(SHLIB_SONAME).
3428 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3430 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3431 * configure: Regenerate.
3433 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3435 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3438 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3441 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3442 Convert non-word aligned offset address using ld/std into
3445 2005-01-07 Richard Henderson <rth@redhat.com>
3447 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3449 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3451 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3453 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3455 PR tree-optimization/19283
3456 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3457 is not shorter than the original type.
3459 PR rtl-optimization/19012
3460 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3462 PR rtl-optimization/18861
3463 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3464 (FULL_STATE): Define.
3465 (mark_tablejump_edge): New function.
3466 (purge_dead_tablejump_edges): New function.
3467 (find_bb_boundaries): Use it.
3469 PR tree-optimization/18828
3470 * builtins.c (expand_builtin_next_arg): Remove argument and all
3471 the argument checking.
3472 (expand_builtin): Adjust caller.
3473 (expand_builtin_va_start): Likewise. Remove error for too many
3475 (fold_builtin_next_arg): Issue error for too many arguments.
3476 After checking arguments, replace them with magic arguments that
3477 prevent further checking of the args.
3479 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3481 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3483 2005-01-06 Roger Sayle <roger@eyesopen.com>
3486 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3487 and %{.S:...} (and their negative variants) to test whether the
3488 input file is assembler or pre-processed-assembler independent of
3489 the actual filename extension.
3491 2005-01-06 Roger Sayle <roger@eyesopen.com>
3493 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3494 of sign or zero extended values.
3496 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3498 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3499 for IBM long double format correctly.
3501 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3503 Fix PR tree-optimization/18792
3505 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3506 to first_loop_depth, and use loop depth instead of loop number.
3507 (build_classic_dir_vector): Ditto.
3508 (compute_data_dependences_for_loop): Use depth, not loop number.
3509 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3510 number. Pass in loops, instead of loop numbers.
3511 (gather_interchange_stats): Ditto.
3512 (linear_transform_loops): Ditto.
3514 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3517 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3518 biv_fits_mode_p, extension_within_bounds_p): New functions.
3519 (check_ext_dependent_givs): Use them.
3521 2005-01-06 Roger Sayle <roger@eyesopen.com>
3523 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3524 more than one barrier, in which case we should delete them all.
3526 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3528 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3530 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3532 Fix PR middle-end/19286
3534 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3535 output this subprogram, simply ignore this attempt to do it again.
3536 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3537 origin attribute if it's not possible.
3538 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3539 (decls_for_scope): Ditto.
3540 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3541 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3543 2005-01-05 Richard Henderson <rth@redhat.com>
3546 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3547 (bdesc_2arg): Use it.
3548 (ix86_expand_binop_builtin): Force operands into registers
3550 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3551 ix86_expand_sse_compare, ix86_expand_sse_comi,
3552 ix86_expand_builtin): Likewise.
3554 2005-01-05 Richard Henderson <rth@redhat.com>
3556 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3558 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3559 (mulv4hi3): Set itanium_class mmmul.
3560 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3561 (fpack): Rename from fpack_sfsf.
3563 2005-01-05 Richard Henderson <rth@redhat.com>
3566 * reload1.c (do_input_reload): Restrict the optimization deleteing
3567 a previous output reload to RELOAD_FOR_INPUT.
3569 2005-01-05 Steven Bosscher <stevenb@suse.de>
3571 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3572 comment that we fall through after case.
3573 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3574 (distribute_links): Likewise.
3575 * cse.c (cse_insn): Likewise.
3576 * cselib.c (cselib_invalidate_mem): Likewise.
3577 * df.c: Update comments at the top of the file.
3578 (read_modify_subreg_p): Update comments here too.
3579 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3580 * flow.c (mark_set_1): Likewise.
3581 (mark_used_regs): Likewise.
3582 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3583 (canon_list_insert): Likewise.
3584 (mark_set): Likewise.
3585 (try_replace_reg): Likewise.
3586 (store_killed_in_insn): Likewise.
3587 * loop.c (count_one_set): Likewise.
3588 (basic_induction_var): Likewise.
3589 * postreload-gcse.c (find_mem_conflicts): Likewise.
3590 * postreload.c (reload_combine_note_store): Likewise.
3591 (move2add_note_store): Likewise.
3592 * reload.c (find_equiv_reg): Likewise.
3593 (mark_referenced_resources): Likewise.
3594 * rtlanal.c (set_noop_p): Likewise.
3595 (note_stores): Likewise.
3596 (note_uses): Likewise.
3597 * sched-deps.c (sched_analyze_1): Likewise.
3598 * sched-rgn.c (check_live_1): Likewise.
3599 (update_live_1): Likewise.
3600 * config/i860/i860.c: Likewise.
3602 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3604 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3606 * doc/rtl.texi: Update documentation for bit-fields and SET.
3608 2005-01-05 Roger Sayle <roger@eyesopen.com>
3610 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3612 2005-01-05 Jan Hubicka <jh@suse.cz>
3613 Richard Henderson <rth@redhat.com>
3616 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3619 2005-01-05 Richard Henderson <rth@redhat.com>
3622 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3623 (sse_shufps): Change operand 3 to const_int_operand.
3624 (sse2_storelps): Fix typo in template.
3625 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3626 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3627 (ix86_expand_builtin): Likewise.
3629 2005-01-05 Julian Brown <julian@codesourcery.com>
3631 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3632 as aggregates for AAPCS ABIs.
3634 2005-01-05 Stan Shebs <shebs@apple.com>
3636 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3637 Mach-O getters if ppc64.
3638 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3640 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3641 signed four-byte field for global code case.
3642 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3644 2005-01-05 Roger Sayle <roger@eyesopen.com>
3647 * c-common.c: Include real.h.
3648 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3649 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3650 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3651 * Makefile.in (c-common.o): Update dependencies.
3653 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3655 * c-parse.in (asm_string): Add trailing semicolon.
3657 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3659 * c-parse.in (asm_string): New. Don't allow wide strings in
3661 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3662 asm_string instead of STRING.
3664 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3666 * c-typeck.c (constructor_no_implicit): Remove.
3667 (set_designator, process_init_element): Don't check
3668 constructor_no_implicit.
3670 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3671 Kaz Kojima <kkojima@gcc.gnu.org>
3674 * lcm.c (create_pre_exit): New.
3675 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3676 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3678 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3680 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3681 -msoft-float in target_float_switch.
3682 * arm.c (arm_override_options): Fix processing of target_float_switch.
3684 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3686 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3689 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3691 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3692 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3694 2005-01-04 Roger Sayle <roger@eyesopen.com>
3696 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3697 if deleting the then-block allows the test-block to fallthru to the
3700 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3703 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3704 after the full declaration if the are in two different TUs.
3706 2005-01-04 Richard Henderson <rth@redhat.com>
3709 * tree-sra.c (generate_one_element_init): Just
3710 call gimplify_and_add.
3711 (generate_element_init): Record the
3712 new referenced variables and mark them for renaming
3713 and split out to ...
3714 (generate_element_init_1): This.
3715 (scalarize_init): Don't call push_gimplify_context/
3716 pop_gimplify_context.
3718 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3720 * toplev.c (get_src_pwd): Handle failure of getpwd().
3722 2005-01-04 Roger Sayle <roger@eyesopen.com>
3724 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3726 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3727 all the cases handled by it are inverted by invert_truthvalue.
3729 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3731 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3732 (save_register_windowsi): Likewise.
3734 2005-01-04 Richard Henderson <rth@redhat.com>
3736 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3738 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3741 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3742 any simplifications of vector mode comparison operators.
3743 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3745 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3746 Devang Patel <dpatel@apple.com>
3748 PR tree-optimization/18308
3749 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3750 the operands before creating a new expression.
3751 * dojump.c (do_jump): Make drop_through_label available
3752 for all cases. Add expansion of COND_EXPR.
3754 2005-01-04 Ira Rosen <irar@il.ibm.com>
3756 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3757 INTEGER_CST instead of TREE_CONSTANT.
3758 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3759 instead of TREE_CONSTANT.
3760 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3761 instead of TREE_CONSTANT.
3763 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3765 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3767 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3770 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3771 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3773 2005-01-03 Richard Henderson <rth@redhat.com>
3775 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3776 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3777 fold_convert_const_real_from_real): Split out from ...
3778 (fold_convert_const): ... here.
3780 2005-01-03 Richard Henderson <rth@redhat.com>
3783 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3784 (mov<MMXMODEI>_internal): Likewise.
3785 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3786 Add V2SF case; use it for SSE1; don't use TI.
3787 (movdf_integer): Likewise.
3788 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3790 2005-01-03 Ira Rosen <irar@il.ibm.com>
3792 * tree-vectorizer.c (vect_strip_conversions): New function.
3793 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3794 check for binary class.
3796 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3800 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3802 * gimple-low.c (mark_blocks_with_used_vars): New function.
3803 (mark_blocks_with_used_subblocks): Ditto.
3804 (mark_used_blocks): Ditto.
3805 (pass_mark_used_blocks): New pass.
3806 * tree-inline.c: Include debug.h.
3807 (expand_call_inline): Call outlining_inline_function here.
3808 * tree-optimize.c (init_tree_optimization_passes): Add
3809 pass_mark_used_blocks.
3810 * tree-pass.h (pass_mark_used_blocks): New.
3811 * Makefile.in (tree-inline.o): Add debug.h dependency.
3813 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3815 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3816 VAR_DECLs to have weak_import attribute.
3818 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3821 2004-01-03 Steven Bosscher <stevenb@suse.de>
3823 * passes.c (rest_of_compilation): Don't run regmove if only
3824 flag_expensive_optimizations, require flag_regmove instead.
3826 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3828 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3830 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3831 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3832 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3833 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3835 2005-01-03 Richard Henderson <rth@redhat.com>
3837 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
3838 (ia64_const_ok_for_letter_p): New.
3839 (ia64_const_double_ok_for_letter_p): New.
3840 (ia64_extra_constraint): New.
3841 (ia64_expand_vecint_compare): New.
3842 (ia64_expand_vcondu_v2si): New.
3843 (ia64_expand_vecint_cmov): New.
3844 (ia64_expand_vecint_minmax): New.
3845 (ia64_print_operand): Add 'v'.
3846 (ia64_preferred_reload_class): New.
3847 (ia64_vector_mode_supported_p): New.
3848 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
3849 (PREFERRED_RELOAD_CLASS): Move to function.
3850 (CONST_OK_FOR_LETTER_P): Move to function.
3851 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
3852 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
3853 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
3854 (EXTRA_CONSTRAINT): Move to function.
3855 * config/ia64/ia64.md: Include vect.md.
3856 (itanium_class): Add mmalua.
3858 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
3860 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
3861 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
3863 (const_int_2bit_operand): New.
3864 (fr_reg_or_0_operand): New.
3865 * config/ia64/ia64-modes.def: Add vector modes.
3866 * config/ia64/ia64-protos.h: Update.
3867 * config/ia64/vect.md: New file.
3869 2005-01-03 Richard Henderson <rth@redhat.com>
3871 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
3873 2005-01-03 Uros Bizjak <uros@kss-loka.si>
3876 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
3878 (log1pdf2): Change mode of operands[0,1] to DFmode.
3880 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3882 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
3883 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
3884 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
3885 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
3886 SPARC_RELAXED_ORDERING.
3888 2005-01-03 Richard Henderson <rth@redhat.com>
3889 Uros Bizjak <uros@kss-loka.si>
3892 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
3893 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
3894 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
3896 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
3897 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
3898 const_pow2_1_to_128_operand): New predicates.
3900 2005-01-02 Greg McGary <greg@mcgary.org>
3902 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
3904 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
3905 object. [ptr_type]: Remove unused variable.
3906 Remember nearest addressable array-element or record-component
3907 when checking bitfield components. Tolerate empty BIND_EXPR.
3909 2005-01-01 Richard Henderson <rth@redhat.com>
3911 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
3912 that don't narrow the value. Fail for other conversions.
3914 2005-01-01 Richard Henderson <rth@redhat.com>
3917 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
3918 * c-lang.c (finish_file): Don't do it here.
3919 * objc/objc-act.c (objc_finish_file): Likewise.
3921 * cgraph.c (decl_assembler_name_equal): New.
3922 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
3923 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
3924 * cgraph.h (struct cgraph_varpool_node): Add next.
3925 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
3926 * varasm.c (assemble_alias): Mark the target as needed.
3928 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
3931 * function.c (get_arg_pointer_save_area): Use entry_of_function
3932 instead of get_insns.
3934 2005-01-01 Roger Sayle <roger@eyesopen.com>
3935 Andrew Pinski <pinskia@physics.uc.edu>
3936 James E. Wilson <wilson@specifixinc.com>
3938 PR rtl-optimization/12092
3939 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
3942 2005-01-01 Roger Sayle <roger@eyesopen.com>
3943 Olivier Hainque <hainque@act-europe.fr>
3945 * tree.c (int_fits_type_p): A narrower type always fits in a
3946 wider one, except for negative values into unsigned types.
3948 2005-01-01 Roger Sayle <roger@eyesopen.com>
3950 * tree.c (int_fits_type_p): Compare the result of force_fit_type
3951 with the original constant rather than require TREE_OVERFLOW.
3953 2005-01-01 Steven Bosscher <stevenb@suse.de>
3956 * c-decl.c (finish_function): If compiling C99, annotate the
3957 compiler generated return with the current file name and line 0.
3958 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
3959 the source line is greater than 0.
3960 (remove_bb): Likewise.
3962 See ChangeLog.12 for earlier changes.