1 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
4 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5 config/mips/mips.md, config/rs6000/aix.h,
6 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
8 2005-02-15 Richard Henderson <rth@redhat.com>
10 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
13 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
15 * basic-block.h: Adjust the prototype for find_basic_blocks.
16 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
17 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
20 * flow.c (recompute_reg_usage): Remove all arguments.
21 * passes.c (rest_of_compilation): Adjust the call to
23 * rtl.h: Adjust the prototype for recompute_reg_usage.
25 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
27 * tree-dump.c (dump_files): Update to reflect new member
29 (dump_register): Add new argument.
31 (dump_switch_p_1): Check against glob name if doglob was passed.
32 (dump_switch_p): Check against regular first, then glob if
33 we didn't have any hits on the dump name.
34 * tree-optimize.c (register_one_dump_file):
35 Pass in glob name as well.
36 * tree-pass.h (struct dump_file_info): Add glob
39 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
42 * doc/invoke.texi: Document that -Wendif-labels is on by default.
44 2005-02-14 David Edelsohn <edelsohn@gnu.org>
47 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
48 (trunctfdf2_internal1): New.
49 (trunctfdf2_internal2): Renamed from trunctfdf2.
51 2005-02-14 Diego Novillo <dnovillo@redhat.com>
53 PR tree-optimization/19853
54 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
56 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
58 * passes.c (rest_of_handle_loop_optimize): Remove calls to
59 delete_dead_jumptables and cleanup_cfg.
61 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
63 * reload.c (find_reloads): Swap address_reloaded flags when
64 swapping commutative operands.
66 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
68 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
69 Use standard_iv_increment_position for computing the bsi position
71 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
74 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
77 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
78 life range of hard registers.
79 * value-prof.c (insn_prefetch_values_to_profile): Only
82 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
85 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
87 * bitmap.h (bitmap_and_compl_into): Return bool.
88 * bitmap.c (bitmap_and_compl_into): Return changed flag.
90 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
92 PR tree-optimization/19944
93 * fold-const.c (fold): Re-add ABS_EXPR folding.
95 2005-02-13 David Edelsohn <edelsohn@gnu.org>
98 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
99 {TARGET,MASK}_XL_COMPAT.
100 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
102 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
103 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
105 (rs6000_arg_partial_bytes): Same.
106 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
107 and XL compatibility enabled.
108 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
109 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
110 test to final condition.
111 (cmptf_internal2): New.
112 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
113 xl-compat. Add TFmode information to description.
115 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
117 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
119 2005-02-13 Jason Merrill <jason@redhat.com>
121 [reverted temporarily]
123 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
127 * fold-const.c (fold_indirect_ref_1): Split out from...
128 (build_fold_indirect_ref): Here.
129 (fold_indirect_ref): New fn.
130 * tree.h: Declare it.
131 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
132 (gimplify_modify_expr_rhs): Likewise.
133 (gimplify_expr): Likewise.
135 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
137 PR tree-optimization/14303
138 PR tree-optimization/15784
139 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
140 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
141 ABS_EXPR<x> != 0 to x != 0.
143 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
145 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
146 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
147 spelling conventions.
149 * passes.c (rest_of_handle_gcse): Don't run cse_main and
150 delete_trivially_dead_insns too many times.
152 * passes.c (rest_of_handle_gcse): Remove dead assignments to
155 2005-02-12 Ira Rosen <irar@il.ibm.com>
157 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
158 (vect_is_simple_iv_evolution): Remove redundant parameter
160 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
161 without last parameter.
162 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
163 Return pointer step. Call vect_is_simple_iv_evolution without
164 last parameter. Check only that the step is multiple of size
165 type. Remove stmt_vinfo updates.
166 (vect_get_memtag_and_dr): Remove.
167 (vect_get_memtag): New function.
168 (vect_address_analysis): New function.
169 (vect_object_analysis): New function.
170 (vect_analyze_data_refs): Call vect_object_analysis and
171 vect_get_memtag. Update stmt_vinfo fields.
173 2005-02-12 Ira Rosen <irar@il.ibm.com>
175 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
176 exist and are objects. Remove checks for pointer.
177 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
178 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
179 (vect_create_data_ref_ptr): Likewise.
180 (vect_base_addr_differ_p): New function.
181 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
182 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
183 Don't set the DR_BASE_NAME field of data-ref.
184 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
186 2005-02-12 Uros Bizjak <uros@kss-loka.si>
188 * optabs.h (enum optab_index): Add new OTI_ldexp.
189 (ldexp_optab): Define corresponding macro.
190 * optabs.c (init_optabs): Initialize ldexp_optab.
191 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
193 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
195 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
196 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
198 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
199 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
202 2005-02-12 Ira Rosen <irar@il.ibm.com>
204 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
206 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
208 (vect_get_base_and_offset): Always return an address.
209 (vect_create_addr_base_for_vector_ref): Remove treatment for
210 different data reference types.
211 (vect_compute_data_ref_alignment): Rename base to base_address in
212 stmt_vec_info. Get the object in order to force its alignment.
213 (vect_get_memtag_and_dr): Rename base to base_address in
214 stmt_vec_info. Extract the object for memtag analysis.
216 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
219 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
220 changes cc_status, use apply modified_in_p to part of cc_status
221 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
224 2005-02-11 Richard Henderson <rth@redhat.com>
226 * tree-complex.c (expand_complex_libcall): New.
227 (expand_complex_multiplication): Use it for c99 compliance.
228 (expand_complex_division): Likewise.
229 * fold-const.c (fold_complex_add, fold_complex_mult): New.
231 * builtins.c (built_in_names): Remove const.
232 * tree.c (build_common_builtin_nodes): Build complex arithmetic
234 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
235 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
236 (built_in_names): Remove const.
237 * c-common.c (c_common_type_for_mode): Handle complex modes.
238 * flags.h, toplev.c (flag_complex_method): Rename from
239 flag_complex_divide_method.
240 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
241 __mulsc3, __muldc3, __mulxc3, __multc3): New.
242 * libgcc2.h: Declare them.
243 * libgcc-std.ver: Export them.
244 * mklibgcc.in (lib2funcs): Build them.
246 2005-02-11 Steven Bosscher <stevenb@suse.de>
248 PR tree-optimization/19876
249 Partially revert my change from 2005-01-14
250 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
251 (compute_antic): ...and remove the loop here.
253 2005-02-11 Jakub Jelinek <jakub@redhat.com>
256 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
257 is number of inner's bits, avoid creating a BIT_FIELD_REF.
259 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
260 crtend.o if -pie. Use %{x:a;:b} spec syntax.
262 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
264 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
265 offsets for the big-endian 32-bit case.
267 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
269 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
271 2005-02-11 Dale Johannesen <dalej@apple.com>
273 * cselib.c (cselib_process_insn): Clear out regs where
274 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
275 * reload.c (find_equiv_reg): Ditto.
277 2005-02-11 Ian Lance Taylor <ian@airs.com>
279 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
282 * tree.c (build_function_type_list): Work correctly if there are
285 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
287 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
288 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
289 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
290 TARGET_ZARCH instead of TARGET_64BIT.
292 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
294 * config/rs6000/t-rtems:
295 (MULTILIB_OPTIONS): Remove mcpu=602.
296 (MUTLILIB_DIRNAMES): Remove m602.
297 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
298 Let mcpu=602 match mcpu=603.
299 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
301 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
303 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
306 2005-02-10 David Daney <ddaney@avtrex.com>
308 * config/alpha/linux-unwind.h: Add exception clause to copyright.
309 * config/i386/linux-unwind.h: Likewise.
310 * config/ia64/linux-unwind.h: Likewise.
311 * config/mips/linux-unwind.h: Likewise.
312 * config/pa/linux-unwind.h: Likewise.
313 * config/rs6000/linux-unwind.h: Likewise.
314 * config/s390/linux-unwind.h: Likewise.
315 * config/sh/linux-unwind.h: Likewise.
316 * config/sparc/linux-unwind.h: Likewise.
318 2005-02-10 Steven Bosscher <stevenb@suse.de>
320 PR tree-optimization/17549
321 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
322 TER to replace a DEF with its expression if the DEF and the
323 rhs of the expression we replace into have the same root
326 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
328 * config/mips/mips.md: Fix the placement of the match_scratch in the
331 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
333 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
336 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
338 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
339 (strip_offset): Handle addresses.
340 (add_address_candidates): Use strip_offset.
341 (difference_cost): Reflect strip_offset change.
342 (force_var_cost, difference_cost): Strip nops.
344 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
346 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
348 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
349 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
350 config/cris/cris-protos.h, config/cris/cris.c: Update
353 2005-02-10 Jeff Law <law@redhat.com>
355 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
356 (lookup_avail_expr): Similarly.
358 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
360 * builtins.c (fold_builtin_powi): New function.
361 (fold_builtin_1): Call it.
363 2005-02-10 Steven Bosscher <stevenb@suse.de>
365 PR documentation/19309
366 * doc/cpp.texi: The __GNUC__ and related predefined macros
367 are also defined for the "standalone" cpp.
368 Some non-GCC compilers may also define __GNUC__.
370 2005-02-10 Jakub Jelinek <jakub@redhat.com>
373 * c-typeck.c (common_type): New routine. Old common_type renamed
375 (c_common_type): ...this.
376 (build_conditional_expr, build_binary_op): Use c_common_type instead
379 2005-02-10 Steven Bosscher <stevenb@suse.de>
381 * doc/md.texi: Replace @samp{length} with @code{length}.
383 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
385 PR tree-optimization/18687
386 * tree-flow.h (find_loop_niter): Declare.
387 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
388 Try using scev even for loops with more than one exit.
389 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
390 (struct ivopts_data): Added niters field.
391 (struct nfe_cache_elt): New.
392 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
394 (tree_ssa_iv_optimize_init): Initialize niters cache.
395 (determine_number_of_iterations): Removed.
396 (find_induction_variables): Do not call determine_number_of_iterations.
397 Access niters for single exit through niter_for_single_dom_exit.
398 (add_iv_outer_candidates): Access niters for single exit through
399 niter_for_single_dom_exit.
400 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
401 number_of_iterations_cond.
402 (iv_period): New function.
403 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
404 (may_replace_final_value): Take data argument. Use
405 niter_for_single_dom_exit.
406 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
407 (rewrite_use_compare): Pass data to may_eliminate_iv.
408 (rewrite_use_outer): Pass data to may_replace_final_value.
409 (free_loop_data): Clean up the niters cache.
410 (tree_ssa_iv_optimize_finalize): Free the niters cache.
411 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
412 * tree-ssa-loop-niter.c (find_loop_niter): New function.
413 (find_loop_niter_by_eval): Use tree_int_cst_lt.
414 (num_ending_zeros): Moved to tree.c.
415 * tree.h (num_ending_zeros): Declare.
416 * tree.c (num_ending_zeros): Moved from tree.c.
418 2005-02-09 Richard Henderson <rth@redhat.com>
420 * builtins.c (DEF_BUILTIN): Add COND argument.
421 * tree.h (DEF_BUILTIN): Likewise.
422 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
423 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
425 (DEF_BUILTIN_STUB): New.
426 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
427 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
428 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
429 * c-common.c (DEF_BUILTIN): Add COND argument.
430 * tree.c (local_define_builtin): New.
431 (build_common_builtin_nodes): New.
433 2005-02-09 Roger Sayle <roger@eyesopen.com>
435 * fold-const.c (fold_strip_sign_ops): New function to simplify a
436 floating point expression ignoring the sign of the result.
437 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
438 (fold) <MULT_EXPR>: Use it to simplify x*x.
439 * tree.h (fold_strip_sign_ops): Prototype here.
440 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
441 argument. Use fold_strip_sign_ops to simplify the first argument.
442 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
443 first argument when the second argument is an even integer
444 constant, but only with -funsafe_math_optimizations.
445 (fold_builtin_1): Update call to fold_builtin_copysign.
447 2005-02-09 Ian Lance Taylor <ian@airs.com>
450 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
451 just check whether EH_FILTER_FAILURE falls through.
453 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
455 * gcc/haifa-sched.c (schedule_block): Make queued sched group
456 insns return to ready list in the next turn.
458 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
461 * builtins.def: New __builtin_powi[lf].
462 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
463 (expand_builtin_powi): New function.
464 (expand_builtin): Dispatch to expand_builtin_powi.
465 * libgcc2.h: Add prototypes for __builtin_powi[lf].
466 * libgcc2.c: Add __builtin_powi[lf] implementation.
467 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
468 * optabs.h: Add powi_optab.
469 * optabs.c (init_optabs): Initialize powi_optab.
470 * doc/extend.texi: Document __builtin_powi[lf].
472 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
474 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
477 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
480 * fold-const.c (try_move_mult_to_index): Remove redundant
481 type argument. Create ADDR_EXPR with correct type.
482 (fold): Update callers of try_move_mult_to_index. Convert
483 result to the appropriate type.
485 2005-02-09 Roger Sayle <roger@eyesopen.com>
488 * config/avr/avr.c (default_rtx_costs): Delete.
489 (avr_operand_rtx_cost): New function.
490 (avr_rtx_costs): Completely rewrite.
492 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
495 * config/cris/cris.c (in_code): New variable.
496 (cris_output_addr_const): Now a static function, a wrapper for
498 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
499 case from old cris_output_addr_const.
500 (cris_asm_output_label_ref): Similar for LABEL_REF.
501 (cris_output_addr_const_extra): Similar for UNSPEC.
502 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
503 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
504 * config/cris/cris-protos.h (cris_output_addr_const): Remove
506 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
507 (cris_asm_output_label_ref): Declare.
509 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
511 PR preprocessor/19801
512 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
513 filenames that changed when libcpp was moved to the toplevel.
515 2005-02-07 Roger Sayle <roger@eyesopen.com>
517 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
518 zero extensions of BImode operands. Call lowpart_subreg instead
519 of gen_lowpart_common and gen_lowpart_SUBREG.
521 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
524 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
525 * configure.ac: Set cc_for_cross_gnattools.
526 * configure: Regenerate.
528 2005-02-08 Alan Modra <amodra@bigpond.net.au>
531 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
533 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
536 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
539 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
541 * doc/extend.texi: Document deprecated extensions allowing
542 static floating-point members to have initializers and allowing
543 floating-point literals in integral constant expressions.
545 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
547 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
548 config/darwin7.h, config/mips/mips.c,
549 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
552 * cse.c: Update comments.
554 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
557 * builtins.c (fold_builtin_sqrt): Transform
558 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
561 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
562 Dorit Naishlos <dorit@il.ibm.com>
564 * doc/invoke.texi (ftree-vectorizer-verbose): New.
565 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
566 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
568 * tree.h (vect_set_verbosity_level): New extern function declaration
570 * tree-vectorizer.h (verbosity_levels): New enum type.
571 * tree-vectorizer.c (vect_debug_stats): Function removed.
572 (vect_debug_details): Likewise.
573 (vect_verbosity_level): Global variable was defined and initialized.
574 (vect_dump): Global variable definition.
575 (vect_print_dump_info): New function.
576 (vect_set_dump_settings): New function.
577 (vect_set_verbosity_level): New function.
578 (vectorize_loops): Add call to vect_set_dump_settings.
580 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
581 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
582 (slpeel_tree_peel_loop_to_edge): Likewise.
584 (vect_analyze_offset_expr): Call to vect_print_dump_info with
585 appropriate verbosity level instead of call to vect_debug_details
587 (vect_get_base_and_offset):
588 (vect_create_addr_base_for_vector_ref):
589 (get_vectype_for_scalar_type):
590 (vect_create_data_ref_ptr):
592 (vect_get_vec_def_for_operand):
593 (vect_finish_stmt_generation):
594 (vectorizable_assignment):
595 (vectorizable_operation):
596 (vectorizable_store):
598 (vect_transform_stmt):
599 (vect_update_ivs_after_vectorizer):
600 (vect_do_peeling_for_loop_bound):
601 (vect_update_inits_of_drs):
602 (vect_do_peeling_for_alignment):
603 (vect_transform_loop):
604 (vect_is_simple_use):
605 (vect_analyze_operations):
606 (vect_is_simple_iv_evolution):
607 (vect_analyze_scalar_cycles):
608 (vect_analyze_data_ref_dependence):
609 (vect_analyze_data_ref_dependences):
610 (vect_compute_data_ref_alignment):
611 (vect_enhance_data_refs_alignment):
612 (vect_analyze_data_refs_alignment):
613 (vect_analyze_data_ref_access):
614 (vect_analyze_data_ref_accesses):
615 (vect_analyze_pointer_ref_access):
616 (vect_get_memtag_and_dr):
617 (vect_analyze_data_refs):
618 (vect_mark_relevant):
619 (vect_stmt_relevant_p):
620 (vect_mark_stmts_to_be_vectorized):
621 (vect_can_advance_ivs_p):
622 (vect_get_loop_niters):
623 (vect_analyze_loop_form):
625 (vectorize_loops): Likewise.
627 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
628 (vect_update_inits_of_drs):
629 (vect_do_peeling_for_alignment):
630 (vect_transform_loop):
631 (vect_analyze_operations):
632 (vect_analyze_scalar_cycles):
633 (vect_analyze_data_ref_dependences):
634 (vect_analyze_data_refs_alignment):
635 (vect_analyze_data_ref_accesses):
636 (vect_analyze_data_refs):
637 (vect_mark_stmts_to_be_vectorized):
638 (vect_get_loop_niters):
639 (vect_analyze_loop_form):
640 (vect_analyze_loop): Likewise.
641 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
643 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
647 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
648 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
649 either -ffast-math or -funsafe-math-optimizations is in use.
651 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
652 * config/mips/irix-csr.c: New file.
653 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
654 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
655 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
658 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
660 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
661 redundant, incorrect definitions.
663 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
665 ("*tls_indirect_call"): New, reference hard regs directly.
666 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
668 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
670 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
671 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
673 2005-02-06 Roger Sayle <roger@eyesopen.com>
675 PR rtl-optimization/19800
676 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
677 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
680 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
682 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
684 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
687 * doc/invoke.texi: Correct documentation of -freorder-functions.
689 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
692 * doc/invoke.texi: Don't mention gccbug.
694 2005-02-06 Roger Sayle <roger@eyesopen.com>
695 Andrew Pinski <pinskia@physics.uc.edu>
696 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
698 * simplify-rtx.c (simplify_relational_operation_1): Simplify
699 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
700 into just (zero_extract:SI FOO (const_int 1) BAR).
702 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
704 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
705 macro locally. Don't give last revision date. Use GCC version
706 number from gcc-common.texi.
707 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
708 revision date. Use GCC version number from gcc-common.texi.
709 Describe being a library as current state rather than as 3.x
711 * doc/gcc.texi: Remove last update date.
712 * doc/gccint.texi: Likewise. Update copyright dates.
713 * doc/install.texi: Update copyright dates.
715 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
718 * doc/invoke.texi: Mention for each option included in -Wall that
719 it is included in -Wall.
720 * doc/gcc.texi: Update copyright and last modification date.
722 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
724 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
725 unnecessary cast to original induction variable increments.
727 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
729 PR tree-optimization/18219
730 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
733 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
735 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
736 Set bitpos and offset later in the function. Do nothing if the
737 target is a register and if the bitfield lies completely outside
739 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
740 here. Return an uninitialised register if the source value is stored
741 in a register and the bitfield lies completely outside that register.
743 2005-02-06 Steven Bosscher <stevenb@suse.de>
745 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
748 2005-02-06 Marcin Dalecki <martin@dalecki.de>
750 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
752 2005-02-06 Geoffrey Keating <geoffk@apple.com>
754 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
755 * config/darwin8.h: New.
756 * config/darwin7.h: Update comment.
758 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
759 Dorit Naishlos <dorit@il.ibm.com>
761 * tree-vectorizer.h (LOC): New type.
762 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
763 (loop_line_number): New field in struct _loop_vec_info.
764 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
766 * tree-vectorizer.c (input.h): Included.
767 (find_loop_location): New function.
768 (vect_debug_stats): Argument changed from loop to LOC. Computation of
769 loop line number removed.
770 (vect_debug_details): Likewise.
771 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
773 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
774 call to vect_debug_details/stats changed from loop to loop_loc.
775 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
776 (slpeel_tree_peel_loop_to_edge): Likewise.
778 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
779 changed from NULL to UNKNOWN_LOC.
780 (vect_get_base_and_offset):
781 (vect_create_addr_base_for_vector_ref):
782 (get_vectype_for_scalar_type):
783 (vect_create_data_ref_ptr):
785 (vect_get_vec_def_for_operand):
786 (vect_finish_stmt_generation):
787 (vectorizable_assignment):
788 (vectorizable_operation):
789 (vectorizable_store):
791 (vect_transform_stmt):
792 (vect_update_ivs_after_vectorizer):
793 (vect_do_peeling_for_loop_bound):
794 (vect_do_peeling_for_alignment):
795 (vect_transform_loop):
796 (vect_is_simple_use):
797 (vect_analyze_operations):
798 (vect_is_simple_iv_evolution):
799 (vect_analyze_scalar_cycles):
800 (vect_analyze_data_ref_dependences):
801 (vect_compute_data_ref_alignment):
802 (vect_enhance_data_refs_alignment):
803 (vect_analyze_data_ref_access):
804 (vect_analyze_data_ref_accesses):
805 (vect_analyze_pointer_ref_access):
806 (vect_get_memtag_and_dr):
807 (vect_analyze_data_refs):
808 (vect_mark_relevant):
809 (vect_stmt_relevant_p):
810 (vect_mark_stmts_to_be_vectorized):
811 (vect_can_advance_ivs_p):
812 (vect_get_loop_niters):
814 (vectorize_loops): Likewise.
816 (vectorizable_load): Argument in call to vect_debug_details/stats
817 changed from loop to LOOP_LOC (loop_vinfo).
818 (vect_transform_loop):
819 (vect_analyze_operations):
820 (vect_analyze_scalar_cycles):
821 (vect_analyze_data_ref_dependence):
822 (vect_enhance_data_refs_alignment):
823 (vect_analyze_data_ref_accesses):
824 (vect_analyze_pointer_ref_access):
825 (vect_analyze_data_refs):
826 (vect_analyze_loop): Likewise.
828 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
829 changed from loop to loop_loc.
831 (vect_enhance_data_refs_alignment): Removed unused variable loop.
833 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
834 Dorit Naishlos <dorit@il.ibm.com>
836 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
838 (vect_analyze_data_ref_dependences): Likewise.
840 (vect_is_simple_use): Argument changed from loop structure to
841 loop_vect_info structure.
842 (vect_can_advance_ivs_p): Likewise.
843 (vect_create_index_for_vector_ref): Likewise.
844 (vect_update_ivs_after_vectorizer): Likewise.
845 (new_stmt_vec_info): Likewise.
847 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
848 changed from loop to loop_vinfo.
849 (vect_create_data_ref_ptr): First argument in call to
850 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
851 (vectorizable_assignment): Second argument in call to vect_is_simple_use
852 was changed from loop to loop_vinfo.
853 (vectorizable_operation): Likewise.
854 (vectorizable_store): Likewise.
855 (vect_mark_stmts_to_be_vectorized): Likewise.
856 (vect_do_peeling_for_loop_bound): First argument in call to
857 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
858 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
859 was changed from loop to loop_vinfo.
860 (vect_analyze_data_ref_dependences): Third argument in call to
861 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
863 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
864 (vect_create_data_ref_ptr): Likewise.
865 (vect_init_vector): Likewise.
866 (vect_get_vec_def_for_operand): Likewise.
867 (vectorizable_assignment): Likewise.
868 (vectorizable_operation): Likewise.
869 (vectorizable_store): Likewise.
870 (vectorizable_load): Likewise.
871 (vect_update_ivs_after_vectorizer): Likewise.
872 (vect_is_simple_use): Likewise.
873 (vect_analyze_data_ref_dependence): Likewise.
874 (vect_analyze_pointer_ref_access): Likewise.
875 (vect_can_advance_ivs_p): Likewise.
877 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
878 before _stmt_vec_info.
879 (_stmt_vec_info): Loop field replaced by loop_vec_info.
880 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
881 (new_stmt_vec_info): Argument changed from loop structure to
882 loop_vect_info structure
884 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
885 (vect_analyze_offset_expr): Avoid 80 columns overflow.
886 (vect_create_addr_base_for_vector_ref): Likewise.
887 (vect_analyze_pointer_ref_access): Likewise.
889 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
892 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
893 phi flag if the phi is abnormal.
895 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
898 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
899 information for the new statement.
901 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
904 * gcc.c (main): Include the target in -v output.
906 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
908 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
909 Do not drop the extend if we'd have to add a paradoxical subreg
910 later. Include optabs.h and insn-codes.h.
911 * Makefile.in (combine.o): Depend on $(OPTABS_H).
913 2005-02-02 Roger Sayle <roger@eyesopen.com>
916 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
917 * fold-const.c (const_binop): Avoid constant folding floating
918 point operations in modes that use composite representations.
919 * simplify-rtx.c (simplify_binary_operation): Likewise.
921 2005-02-02 Geoffrey Keating <geoffk@apple.com>
923 * config/rs6000/altivec.md (altivec_dst): Make the first operand
925 (altivec_dstt): Likewise.
926 (altivec_dstst): Likewise.
927 (altivec_dststt): Likewise.
928 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
931 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
933 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
934 EXPR_LOCUS from orig_cond to the new cond_stmt.
935 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
938 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
940 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
941 standard_iv_increment_position. Remove call to bsi_next
942 (no need to bump the iterator anymore).
943 (vect_create_index_for_vector_ref): Call
944 standard_iv_increment_position. Remove second function argument.
945 (vect_finish_stmt_generation): Remove call to bsi_next
946 (no need to bump the iterator anymore).
947 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
948 to vect_create_index_for_vector_ref.
950 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
952 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
953 phis are used out of the loop.
955 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
958 * c-decl.c (undef_nested_function): New variable.
959 (pop_scope): Diagnose undefined nested functions.
960 (finish_function): Don't attempt cgraph processing or genericizing
961 if current top-level function contained an undefined nested
962 function. Reset undef_nested_function at the end of a top-level
965 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
967 * tree.c (build_int_cst_type): Take sign of the value into account
968 when deciding whether sign extend the value.
970 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
973 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
974 (cpp_options, cc1_options): Change %{std*&ansi} to
975 %{std*&ansi&trigraphs}.
977 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
979 * cse.c: Update comments.
981 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
983 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
984 arguments go on the stack. Do not put complex doubles in odd/even
987 2005-02-02 Steven Bosscher <stevenb@suse.de>
989 * doc/invoke.texi: Update the options enabled at -O1, -O2,
990 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
991 -ftree-pre, and -fthread-jumps.
993 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
995 PR tree-optimization/19578
996 * tree-flow.h (modified_noreturn_calls): Declare.
997 (noreturn_call_p): Declare.
998 * tree-flow-inline.h (noreturn_call_p): New function.
999 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1000 * tree-cfg.c (modified_noreturn_calls): New variable.
1001 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1002 that contain a mid-block noreturn call.
1003 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1005 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1007 * df.c (df_def_record_1, df_uses_record): Don't use
1009 * df.h (DF_FOR_REGALLOC): Remove.
1011 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1014 * c-typeck.c (really_start_incremental_init): Reset
1015 constructor_max_index for arrays of incomplete type.
1017 2005-02-02 Jeff Law <law@redhat.com>
1019 * gcse.c (struct reg_set): Store the block index where the register
1020 was set rather than the setting insn.
1021 (record_one_set, compute_transp): Corresponding changes.
1022 (pre_insert_copy_insn): Do not call replace_one_set.
1023 (replace_one_set): Remove.
1025 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1028 * doc/gcov.texi: Fix typo.
1030 2005-02-01 Richard Henderson <rth@redhat.com
1033 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1034 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1036 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1037 * config/i386/i386-protos.h: Update.
1039 2005-02-01 Steven Bosscher <stevenb@suse.de>
1041 PR tree-optimization/19217
1042 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1043 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1044 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1045 that it is walking a PHI node.
1047 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1049 * doc/extend.texi (Nested Functions): Update.
1051 2005-02-01 Richard Henderson <rth@redhat.com>
1054 * optabs.c (expand_copysign_absneg): Export.
1055 * optabs.h (expand_copysign_absneg): Declare.
1056 * config/rs6000/rs6000.md (copysigntf3): New.
1058 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1060 PR tree-optimization/19633
1061 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1062 * tree-ssa-alias.c (init_alias_info): Initialize.
1063 (merge_pointed_to_info): Set.
1064 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1065 (dump_points_to_info_for): Show value of pt_null.
1066 (struct count_ptr_d): Declare.
1067 (find_ptr_dereference): Remove.
1068 (ptr_is_dereferenced_by): Remove.
1069 (count_ptr_derefs): New local function.
1070 (count_uses_and_derefs): New local function.
1071 (compute_points_to_and_addr_escape): Call it. If the number
1072 of dereferences is greater than zero, mark the pointer as
1073 dereferenced. If there are fewer dereferences than uses of
1074 the pointer, the pointer's value escapes.
1076 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1078 PR tree-optimization/19670
1079 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1081 (verify_use): ... set it here, instead.
1083 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1085 * doc/sourcebuild.texi (Test directives): Fix formatting.
1087 * doc/sourcebuild.texi (Test directives): Describe selector
1090 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1092 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1093 specific 64-bit CPUs.
1095 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1098 * arm.c (arm_eliminable_register): New function.
1099 (adjacent_mem_locations): Don't allow eliminable registers. Use
1100 HOST_WIDE_INT for address offsets.
1101 * arm-protos.h (arm_eliminable_register): Add prototype.
1103 2005-02-01 Steven Bosscher <stevenb@suse.de>
1105 PR optimization/15242
1106 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1107 * basic-block.h (duplicate_computed_gotos): Add prototype.
1108 * bb-reorder.c (duplicate_computed_gotos): New function to
1109 duplicate sufficiently small blocks ending in a computed jump.
1110 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1111 if not optimizing for size.
1112 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1113 never do tail merging for blocks ending in a computed jump.
1114 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1116 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1118 Patch from Richard Sandiford <rsandifo@redhat.com>
1119 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1120 from inheriting a subreg equivalence with a non-spill register.
1122 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1124 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1126 * config/frv/frv.c (movcc_fp_destination_operand): New.
1127 (gpr_or_memory_operand): Fix typo in comment.
1128 (gpr_or_memory_operand_with_scratch): New.
1129 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1130 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1131 movcc_fp_destination_operand.
1132 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1133 Legitimize memory addresses using a scratch register.
1135 2005-01-31 Jeff Law <law@redhat.com>
1137 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1138 bitmap a sparse bitmap instead of a simple bitmap.
1139 (mark_def_sites_initialize_block): Corresponding changes.
1140 (ssa_mark_def_sites_initialize_block): Likewise.
1141 (ssa_mark_phi_uses): Likewise.
1142 (mark_def_site, ssa_mark_def_sites): Likewise.
1143 (mark_def_site_blocks): Likewise.
1144 (rewrite_ssa_into_ssa): Likewise.
1146 * tree-ssa-dom.c (record_cond): Pass correct variable type
1147 for last argument to htab_find_slot_with_hash.
1149 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1150 effects when optimizing 0 % X. Do not try to optimize X % 0.
1152 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1154 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1157 2005-02-01 Eric Christopher <echristo@redhat.com>
1159 * config/mips/mips.c (override_options): Warn if -mint64
1161 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1164 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1166 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1168 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1169 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1170 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1171 (cached_regno): Initialize to INVALID_REGNUM.
1172 (cse_reg_info_table_size,
1173 cse_reg_info_table_first_uninitialized,
1174 cse_reg_info_timestamp): New.
1175 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1177 (init_cse_reg_info, get_cse_reg_info_1): New.
1178 (get_cse_reg_info): Cache the last look-up.
1179 (new_basic_block): Update the code to clear mappings from
1180 registers to cse_reg_info entries.
1181 (cse_main): Call init_cse_reg_info.
1183 * cse.c (get_cse_reg_info): Update a comment.
1185 2005-01-31 Steven Bosscher <stevenb@suse.de>
1188 * c-decl.c (start_decl): Do not warn about arrays of elements with
1189 an incomplete type here.
1190 (grokdeclarator): Do it here by making a pedwarn an error.
1191 * c-typeck.c (push_init_level): If there were previous errors with
1192 the constructor type, do not warn about braces for initializers.
1193 (process_init_element): Likewise for excess initializer elements.
1195 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1197 * cse.c (delete_trivially_dead_insn): Don't iterate.
1199 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1201 * config/rs6000/rs6000.md (copysignsf3): New expand.
1202 (copysigndf3): Likewise.
1204 2005-01-31 Steven Bosscher <stevenb@suse.de>
1206 * recog.c (constrain_operands): Only look for earlyclobber operand
1207 conflicts if an '&' constraint was seen.
1209 2005-01-31 Marc Espie <espie@openbsd.org>
1211 * config.gcc: Don't include embedded systems fragment, switches default
1212 debugging format to ELF.
1213 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1214 longer pick it up there.
1216 2005-01-31 Dale Johannesen <dalej@apple.com>
1218 * doc/extend.texi (nested functions): Fix linkage description.
1219 Clarify that static is not allowed.
1221 2005-01-31 Dale Johannesen <dalej@apple.com>
1223 * config/rs6000/darwin.md (movsf_low_di): Make work.
1224 (movdf_low_di): Make work.
1226 2005-01-31 Dale Johannesen <dalej@apple.com>
1228 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1229 Make work for 64 bit.
1231 2005-01-31 Roger Sayle <roger@eyesopen.com>
1232 Dale Johannesen <dalej@apple.com>
1235 * fold-const.c (fold_binary_op_with_conditional_arg):
1236 Make types match original operands, before STRIP_NOPS.
1238 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1240 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1241 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1242 (struct gcc_sigcontext): Delete. Merge contents to..
1243 (struct gcc_ucontext): ..here.
1244 (get_sigcontext): Delete.
1245 (get_regs): New function, like get_sigcontext but return regs ptr.
1246 64-bit version finds regs from r1 to support vdso.
1247 (ppc_linux_aux_vector): New function.
1248 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1251 2005-01-31 Ira Rosen <irar@il.ibm.com>
1253 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1255 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1256 redundant fold. Fix misalignment for MINUS_EXPR.
1257 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1258 (vect_analyze_pointer_ref_access): Likewise.
1259 (vect_get_memtag_and_dr): Likewise.
1261 2005-01-31 Richard Henderson <rth@redhat.com>
1263 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1264 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1265 absnegdf2_i387, absnegxf2_i387): Likewise.
1267 2005-01-31 Richard Henderson <rth@redhat.com>
1270 * optabs.c (expand_copysign_absneg): New.
1271 (expand_copysign_bit): Split out from ...
1272 (expand_copysign): ... here. Use expand_copysign_absneg.
1274 2005-01-30 Roger Sayle <roger@eyesopen.com>
1277 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1278 constant as the second operand and a register as the third.
1280 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1283 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1284 that dllimport'd functions do not use all call-clobbered registers
1287 2005-01-30 Richard Henderson <rth@redhat.com>
1290 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1291 expand_abs_nojump and generalize. Use operand_subword and
1292 emit_no_conflict_block. Support large modes.
1293 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1295 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1296 negation to subtraction.
1297 (expand_copysign): Check that the format has signed zeros.
1298 Use operand_subword and emit_no_conflict_block. Support large modes.
1300 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1302 Fix PR tree-optimization/19624
1304 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1305 * tree-ssa-pre.c: Add cfgloop.h.
1307 (pre_stats): New member, constified.
1308 (inserted_exprs): New static variable.
1309 (NECESSARY): New macro.
1310 (create_expression_by_pieces): Fold the expression, and
1311 mark it as defaulting to not necessary. Also put in
1313 (fully_constant_expression): New function.
1314 (insert_into_preds_of_block): Modify to not insert phis when we
1315 are playing with induction variables.
1316 Push phis onto the inserted_exprs vector, and mark them as not
1317 necessary by default.
1318 (insert_aux): Call fully_constant_expression on eprime.
1319 If all edges produce the same value, mark it constant.
1320 (mark_operand_necessary): New function.
1321 (remove_dead_inserted_code): New function.
1322 (init_pre): Init loop optimizer to get loop info.
1323 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1324 (execute_pre): Commit edge inserts, then remove dead code.
1326 2005-01-30 Richard Henderson <rth@redhat.com>
1328 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1329 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1331 2005-01-30 Richard Henderson <rth@redhat.com>
1334 * config/i386/i386.c (ix86_expand_copysign): New.
1335 (ix86_split_copysign_const): New.
1336 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1337 rearrange op1/nmask operands.
1338 * config/i386/i386-protos.h: Update.
1339 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1340 (copysigndf3): Likewise.
1341 (copysignsf3_const, copysigndf3_const): New.
1342 (copysignsf3_var): Rename from copysignsf3, split out splitter
1343 and fix split predicate for X constraint.
1344 (copysigndf3_var): Similarly.
1346 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1348 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1349 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1350 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1352 2005-01-29 Richard Henderson <rth@redhat.com>
1355 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1356 of # and * in constraints.
1358 2005-01-29 Richard Henderson <rth@redhat.com>
1361 * expr.c (store_field): Don't strip sub-mode cast when the input
1362 data is even smaller.
1364 2005-01-29 Richard Henderson <rth@redhat.com>
1367 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1370 2005-01-29 Richard Henderson <rth@redhat.com>
1372 * combine.c (make_field_assignment): Fix argument order
1375 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1377 PR tree-optimization/15791
1378 * fold-const.c (extract_array_ref): New function.
1379 (fold): Fold comparisons between &a[i] and &a[j] or
1380 semantically equivalent trees.
1382 2005-01-29 Jeff Law <law@redhat.com>
1384 * gcse.c (insert_expr_in_table): Revamp handling of available
1385 and anticipatable occurrence lists to avoid unnecessary list
1387 (insert_set_in_table): Similarly.
1389 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1391 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1393 (c_build_qualified_type): Build qualified array types with
1394 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1395 * c-decl.c (c_make_fname_decl): Build unqualified array type
1396 before qualified type.
1397 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1398 type is qualified, not just if type itself is. Don't apply
1399 qualifiers to array type when declarator is processed. Apply
1400 qualifiers to field type whether or not it is an array type.
1401 Don't handle array types specially for applying qualifiers to
1403 * c-typeck.c (composite_type): Build unqualified element type and
1404 array type when forming composite of array types.
1405 (common_pointer_type, comptypes, comp_target_types,
1406 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1407 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1409 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1410 (args2) in variables a1 and a2.
1412 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1414 * cse.c (n_elements_made, max_elements_made): Remove.
1415 (insert): Don't touch n_elements_made.
1416 (cse_main): Don't touch n_elements_made or max_elements_made.
1418 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1421 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1422 configuration part of dp-bit.c to be lost.
1424 2005-01-28 Roger Sayle <roger@eyesopen.com>
1426 * expmed.c (expand_mult_highpart_optab): When attempting to use
1427 a non-widening multiplication in a wider mode, the operands need
1428 to be converted (zero or sign extended) to that mode.
1430 2005-01-28 Ian Lance Taylor <ian@airs.com>
1434 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1435 through if both operands fall through.
1437 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1439 * cse.c (fold_rtx) <PC>: Don't optimize.
1441 2005-01-28 Jeff Law <law@redhat.com>
1443 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1444 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1446 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1448 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1449 cse_reg_info_used_list_end): Remove.
1450 (cse_reg_info_list, cse_reg_info_list_free): New.
1451 (get_cse_reg_info): When allocating an instance of
1452 cse_reg_info, add it to the beginning of the cse_reg_info_list
1453 list. Remove code to maintain cse_reg_info_used_list.
1454 (new_basic_block): Reset the free list to the beginning of
1457 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1459 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1460 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1461 (frv_expand_mdpackh_builtin): New function.
1462 (frv_expand_builtin): Use it to expand __MDPACKH.
1463 * doc/extend.texi (__MDPACKH): Update documentation.
1465 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1467 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1468 SSE_FLOAT_MODE_P for use_sse computation.
1470 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1473 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1475 2005-01-27 Richard Henderson <rth@redhat.com>
1477 * builtins.c (expand_builtin_copysign): New.
1478 (expand_builtin): Call it.
1479 * genopinit.c (optabs): Add copysign_optab.
1480 * optabs.c (init_optabs): Initialize it.
1481 (expand_copysign): New.
1482 * optabs.h (OTI_copysign, copysign_optab): New.
1483 (expand_copysign): Declare.
1485 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1486 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1488 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1489 (ix86_expand_fp_absneg_operator): ... here.
1490 (ix86_split_copysign): New.
1491 * config/i386/i386-protos.h: Update.
1492 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1493 (copysignsf3, copysigndf3): New.
1495 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1496 (copysignsf3, ncopysignsf3): New.
1497 (copysigndf3, ncopysigndf3): New.
1498 (copysignxf3, ncopysignxf3): New.
1499 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1501 2005-01-27 Arend Bayer <arend.bayer@web.de>
1502 Kazu Hirata <kazu@cs.umass.edu>
1504 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1505 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1506 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1509 2005-01-27 Jeff Law <law@redhat.com>
1511 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1512 definitions of SSA_NAMEs which are not being rewritten.
1513 (rewrite_ssa_into_ssa): Only initialize the current definition
1514 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1515 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1516 SSA_NAMEs before returning.
1518 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1520 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1521 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1522 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1523 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1524 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1526 2005-01-27 Steven Bosscher <stevenb@suse.de>
1529 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1530 higher to -O2 and higher. Likewise for tree PRE.
1531 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1534 2005-01-27 Ian Lance Taylor <ian@airs.com>
1537 * gimple-low.c (try_catch_may_fallthru): New static function.
1538 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1539 * tree-inline.c (expand_call_inline): Don't warn about reaching
1540 the end of a non-void function being inlined if the function uses
1543 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1545 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1548 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1549 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1550 (implicitly_declare): Handle error_mark_node.
1552 2005-01-27 Richard Henderson <rth@redhat.com>
1555 * tree.h (struct tree_decl): Add debug_expr_is_from.
1556 (DECL_DEBUG_EXPR_IS_FROM): New.
1557 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1558 * dwarf2out.c (dwarf2out_var_location): Update to match.
1559 * tree-outof-ssa.c (create_temp): Likewise.
1560 * var-tracking.c (track_expr_p): Likewise.
1561 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1562 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1563 * toplev.c (default_tree_printer): Likewise.
1565 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1567 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1568 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1570 2005-01-27 Steven Bosscher <stevenb@suse.de>
1572 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1573 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1574 ASM_CLOBBERS): Add tree checks.
1576 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1577 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1578 * c-common.def (SWITCH_STMT): Update to match.
1579 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1580 macros instead of SWITCH_EXPR ones.
1581 * c-dump.c (c_dump_tree): Likewise.
1582 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1583 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1585 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1587 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1589 * unwind-dw2.c (execute_stack_op): Add missing cases for
1590 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1592 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1594 * config.gcc (Obsolete configurations): Remove 'dummy', add
1595 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1598 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1600 PR tree-optimization/19633
1601 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1603 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1604 are no call-clobbered variables.
1605 * tree-outof-ssa.c (check_replaceable): Return false for calls
1608 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1610 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1611 even for variables with NULL DECL_INITIAL.
1613 2005-01-26 Stuart Hastings <stuart@apple.com>
1615 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1617 2005-01-26 Richard Henderson <rth@redhat.com>
1620 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1622 * expr.c (store_field): Strip conversions to odd-bit-sized types
1623 if the destination field width matches.
1625 2005-01-26 Richard Henderson <rth@redhat.com>
1627 * c-decl.c, expmed.c, expr.c: Revert last change.
1629 2005-01-26 Richard Henderson <rth@redhat.com>
1632 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1634 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1635 if we don't need the bits above those present in the current mode.
1636 * expr.c (store_field): Strip conversions to odd-bit-sized types
1637 if the destination field width matches.
1639 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1641 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1642 either -ffast-math or -funsafe-math-optimizations is in use.
1644 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1648 * config/avr/avr.c (notice_update_cc): Only set condition code for
1649 ashrqi3 if shift count > 0.
1650 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1651 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1652 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1653 count <= 0 as a no-op, and shift count >= width by copying zero
1654 or sign bit to all bits of the result.
1655 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1656 count, with attribute "length" set to 0 and "cc" set to "none".
1658 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1660 * doc/invoke.texi: Document -mTLS.
1662 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1663 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1664 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1665 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1666 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1667 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1668 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1669 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1671 * configure.ac: Check for a TLS capable gas.
1673 * configure: Regenerate.
1675 2005-01-26 Richard Henderson <rth@redhat.com>
1678 * combine.c (make_field_assignment): Simplify store to zero_extract
1679 from a source with an overlapping mask.
1681 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1683 2004-11-11 Eric Christopher <echristo@redhat.com>
1685 * config/frv/frv.md: Add fr400_integer automaton. Don't
1686 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1689 2005-01-26 Steven Bosscher <stevenb@suse.de>
1692 * cfgbuild.c (make_edges): Do not clear or set
1693 current_function_has_computed_jump.
1694 * function.h (struct function): Remove the has_computed_jump field.
1695 (current_function_has_computed_jump): Do not define.
1696 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1697 in a computed jump. Ignore current_function_has_computed_jump.
1699 2005-01-26 Richard Henderson <rth@redhat.com>
1702 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1703 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1705 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1706 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1707 objects into static storage if they have more than one non-zero value.
1708 * tree.h (categorize_ctor_elements): Update decl.
1710 2005-01-26 Steven Bosscher <stevenb@suse.de>
1713 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1714 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1715 to this function from 2004-07-10.
1716 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1717 the current function for tail call optimizations if the address
1718 of one of it its arguments is taken.
1720 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1722 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1724 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1726 * function.c (expand_function_end): If current_function_calls_alloca,
1727 emit stack restore in a place that is reached when the function falls
1730 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1732 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1733 rule to avoid matching inappropriate suffix rule.
1735 2005-01-26 Jan Hubicka <jh@suse.cz>
1737 PR tree-optimization/19241
1738 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1740 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1742 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1743 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1745 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1746 <sim*>: Always use crt1.o, regardless of N in simN.
1747 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1748 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1749 (CRT_CALL_STATIC_FUNCTION): Remove.
1750 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1751 use crt1.o, regardless of N in simN.
1752 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1753 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1754 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1755 case isystem setting.
1756 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1758 2005-01-25 Ian Lance Taylor <ian@airs.com>
1760 * gimple-low.c (block_may_fallthru): Correct handling of
1761 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1763 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1765 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1766 handlers to match indentation; nested under the mtune=* handler.
1767 Similar for mcpu= and march=.
1769 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1771 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1772 * config/mips/linux64.h (LIB_SPEC): Likewise.
1773 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1774 * config/sh/linux.h (LIB_SPEC): Likewise.
1776 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1778 * config/frv/frv.c (frv_legitimize_tls_address): New.
1779 (TARGET_HAVE_TLS): Define.
1780 (FRV_SYMBOL_REF_TLS_P): Define.
1781 (frv_override_options): Handle new register classes.
1782 (frv_legitimate_address_p): Reject tls addresses.
1783 (frv_legitimize_address): Handle TLS addresses.
1784 (gen_inlined_tls_plt): New.
1786 (frv_legitimize_tls_address): New.
1787 (unspec_got_name): Add TLS entries.
1788 (got12_operand): Add R_FRV_TLSMOFF12 case.
1789 (frv_emit_move): Fixup TLS addresses.
1790 (frv_emit_movsi): Legitimize TLS addresses.
1792 * config/frv/frv.h (MASK_BIG_TLS): New.
1793 (TARGET_BIG_TLS): New.
1794 (HAVE_AS_TLS): Define.
1795 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1796 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1797 (REG_CLASS_NAMES): Same.
1798 (REG_CLASS_CONTENTS): Same.
1799 (CONSTRAINT_LEN): New.
1800 (REG_CLASS_FROM_CONSTRAINT): New.
1801 (PREDICATE_CODES): Add symbolic_operand.
1803 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1804 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1805 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1806 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1807 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1808 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1809 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1810 GR9_REG, GR14_REG, LRREG.
1811 (type): Add load_or_call attribute.
1812 ("load_or_call"): New reservation.
1813 ("call_gettlsoff"): New.
1814 ("tls_indirect_call"): New.
1815 ("tls_load_gottlsoff12"): New.
1816 ("tlsoff_hilo"): New.
1817 ("tls_tlsdesc_ldd"): New.
1818 ("tls_tlsoff_ld"): New.
1821 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1823 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1825 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1826 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1827 * config/frv/frv.c (TLS_BIAS): Define.
1828 (frv_output_dwarf_dtprel): New.
1830 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1832 PR rtl-optimization/19579
1833 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1834 both A and B, see if they don't clobber registers the other expr uses.
1836 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1838 * real.c (do_add): Initialize signalling and canonical members.
1840 * real.c (real_from_integer): Zero out destination.
1842 2005-01-18 Jan Hubicka <jh@suse.cz>
1844 PR tree-optimize/19337
1845 * tree-inline.c (initialize_inlined_parameters): Copy
1846 saved_static_chain_decl only.
1848 2005-01-25 Richard Henderson <rth@redhat.com>
1852 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1853 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1854 80387 enabled, to return a proper subclass. Return the subset that
1855 overlaps with GENERAL_REGS for PLUS.
1856 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1858 2005-01-25 Richard Henderson <rth@redhat.com>
1861 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1863 2005-01-25 Roger Sayle <roger@eyesopen.com>
1865 * expmed.c (choose_multiplier): Change interface to return the
1866 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1867 (expand_divmod): Update calls to choose_multiplier.
1869 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1872 * expmed.c (extract_bit_field): Use adjust_address instead of
1873 gen_lowpart when op0 is a MEM.
1875 2005-01-24 Steven Bosscher <stevenb@suse.de>
1877 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1879 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1881 * config/mips/irix-csr.c: New file.
1882 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1883 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1884 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1887 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1890 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1891 sparc/elf.h, add sparc/sp-elf.h.
1892 (sparc-*-rtems*): Likewise.
1893 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1894 tm-dwarf2.h, add sparc/sp-elf.h.
1895 (sparc86x-*-elf): Likewise.
1896 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1897 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1898 TARGET_OS_CPP_BUILTINS.
1899 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1900 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1902 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1903 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1904 (SWITCH_TAKES_ARG): Likewise.
1905 (LOCAL_LABEL_PREFIX): Likewise.
1906 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1907 (TARGET_N_FORMAT_TYPES): Delete.
1908 (TARGET_FORMAT_TYPES): Likewise.
1909 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1910 * config/sparc/elf.h: Delete.
1911 * config/sparc/sp-elf.h: New file.
1913 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1915 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1916 * tree-flow.h: Remove the corresponding prototype.
1917 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1918 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1920 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1923 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1924 for AIX ABI or ELF -fPIC.
1925 (rs6000_emit_load_toc_table): Don't create toc_section here.
1926 (rs6000_xcoff_file_start): Nor here.
1928 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1930 * sh.c (ra.h): Don't #include.
1931 (hard_regs_intersect_p): New function, resurrected from ra.c.
1933 * sh.c: Fix 1996 Copyright.
1935 2005-01-24 Richard Henderson <rth@redhat.com>
1936 Aldy Hernandez <aldyh@redhat.com>
1938 * regrename.c (note_sets): Handle subregs.
1940 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1943 * genconditions.c (write_header, write_conditions): Elide file if
1946 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1948 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1949 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1952 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1954 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1955 expand_builtin_printf, expand_builtin_fprintf,
1956 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1957 checking against POINTER_TYPE.
1958 (validate_arglist): Handle POINTER_TYPE code by checking
1961 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1963 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1965 (for_each_rtx): Call for_each_rtx_1.
1966 * rtl.h (init_rtlanal): Declare.
1967 * toplev.c (backend_init): Call init_rtlanal.
1969 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1971 * flow.c (propagate_one_insn): Formatting.
1974 * flow.c (libcall_dead_p): Be more conservative if unsure.
1975 If there are any instructions between insn and call, see if they are
1976 all dead before saying the libcall is dead.
1978 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1980 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1981 operand constraint for operand 0.
1983 2005-01-23 Richard Henderson <rth@redhat.com>
1986 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1987 edges leading to join block.
1989 2005-01-23 Roger Sayle <roger@eyesopen.com>
1991 * expmed.c (expand_mult_highpart): Make static. Change type of
1992 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1993 (expand_divmod): Updates calls to expand_mult_highpart by using
1994 gen_int_mode to pass a CONST_INT rtx.
1995 * rtl.h (expand_mult_highpart): Remove prototype.
1997 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1999 * flow.c (regset_bytes, regset_size): Remove.
2001 * cfganal.c: Fix a reference to Harvey's paper.
2003 2005-01-23 Steven Bosscher <stevenb@suse.de>
2005 PR rtl-optimization/19464
2006 * tree-optimize.c (init_tree_optimization_passes): Add one more
2007 copyrename pass just before out-of-ssa.
2009 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2012 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2013 * ggc-none.c (ggc_free): Define.
2015 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2017 * cse.c (max_reg, max_insn_uid): Remove.
2018 (cse_main): Don't access max_reg or max_insn_uid.
2020 * c-common.c (explicit_flag_signed_bitfields,
2021 lang_statement_code_p, lang_expand_function_end): Remove.
2022 * c-common.h: Remove the corresponding declarations.
2023 * c-opts.c (c_common_handle_option): Remove all write access
2024 to explicit_flag_signed_bitfields.
2026 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2027 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2028 * cgraph.h: Remove the corresponding declaration.
2030 * gcse.c (null_pointer_info): Remove.
2032 2005-01-23 Roger Sayle <roger@eyesopen.com>
2033 Eric Botcazou <ebotcazou@libertysurf.fr>
2035 * combine.c (simplify_logical): Only simplify logical expressions
2036 of the form ior(and(x,y),z) by the inverse distributive law if the
2037 result is cheaper than the original.
2039 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2041 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2042 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2043 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2044 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2045 config/freebsd-spec.h, config/arm/arm.h,
2046 config/h8300/h8300.md, config/i386/i386.md,
2047 config/i386/predicates.md, config/i386/sse.md,
2048 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2049 config/vax/vax.md: Fix comment typos. Follow spelling
2052 2005-01-23 Steven Bosscher <stevenb@suse.de>
2054 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2055 tests, instead of `less than'.
2057 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2059 * function.c (assign_parm_setup_block): When creating a new stack slot
2060 for a parameter, get its alignment from the parameter's DECL_ALIGN
2061 rather than the type's TYPE_ALIGN. Make sure that the parameter
2062 is at least word aligned.
2064 2005-01-22 Roger Sayle <roger@eyesopen.com>
2067 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2069 2005-01-22 Richard Henderson <rth@redhat.com>
2072 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2073 in both compare operands.
2074 (movdfcc_1_sse_max): Likewise.
2075 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2076 (movdfcc_1_sse): Likewise.
2077 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2078 scratch register as needed.
2080 2005-01-22 Richard Henderson <rth@redhat.com>
2082 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2084 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2086 2005-01-22 Richard Henderson <rth@redhat.com>
2088 * genopinit.c (optabs): Use smin/smax for floating point too.
2089 * doc/md.texi: Update to match. Clarify that floating point
2090 results are undefined for +0/-0 and NaN.
2091 * doc/rtl.texi: Likewise.
2092 * rtl.def (SMIN, SMAX): Likewise
2093 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2095 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2096 leading 's' to the name.
2097 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2098 smaxxf3, sminxf3): Likewise.
2099 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2102 2005-01-22 Paul Brook <paul@codesourcery.com>
2104 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2106 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2108 * config/s390/s390.c (struct processor_costs): New fields
2109 dlgr, dlr, dr, dsgfr, dsgr.
2110 (z900_cost, z990_cost): Values for new fields.
2111 (s390_rtx_costs): New cases MEM und COMPARE in switch
2112 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2113 DIV, MOD, UDIV, UMOD.
2115 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2117 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2118 into the register being decremented.
2119 ("doloop_si31", "doloop_di"): Likewise.
2120 ("*doloop_si_long"): Adapt pattern.
2122 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2124 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2126 (CLASS_MAX_NREGS): Likewise.
2128 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2130 * doc/tree-ssa.texi (Statement Operands): Add example for new
2131 must-def macro. Note deprecation of old operands interface.
2133 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2135 PR tree-optimization/19484
2136 * tree-cfg.c (remove_fallthru_edge): New function.
2137 (cleanup_control_flow): Remove fallthru edges from calls that are
2138 now known not to return.
2140 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2142 Fix PR tree-optimization/19038
2143 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2144 copies with loop variant ones.
2146 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2148 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2149 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2150 config/alpha/alpha.md, config/alpha/predicates.md,
2151 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2152 config/sparc/sol2.h: Update copyright.
2154 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2155 first label to see if it is a nonlocal label.
2157 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2158 Andrew Pinski <pinskia@physics.uc.edu>
2161 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2162 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2164 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2166 * config/rs6000/rtems.h: Update copyright.
2168 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2171 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2172 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2173 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2175 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2178 * c-typeck.c (convert_arguments): Check for error_mark_node.
2180 2005-01-21 Ian Lance Taylor <ian@airs.com>
2182 PR tree-optimization/13000
2183 * tree-inline.c: Include "tree-flow.h".
2184 (expand_call_inline): If warn_return_type, warn if non-void inline
2185 function falls through.
2186 * tree-cfg.c (execute_warn_function_return): Don't warn about
2187 control reaching end if TREE_NO_WARNING is set. Set
2189 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2191 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2192 branch if we don't need one.
2193 * c-typeck.c: Include "tree-flow.h"
2194 (c_finish_bc_stmt): Don't add a goto if the current statement
2195 list doesn't fall through to the current point.
2197 2005-01-21 Roger Sayle <roger@eyesopen.com>
2199 PR rtl-optimization/576
2200 * real.c (real_arithmetic): Change return type from void to bool
2201 to return an indication that the result may be inexact.
2202 * real.h (real_arithmeric): Update prototype.
2203 * fold-const.c (const_binop): Don't constant fold floating
2204 point expressions when the user specifies -frounding-math and
2205 the result may depend upon the run-time rounding mode.
2206 (fold_convert_const_real_from_real): Clean-up.
2207 (fold_initializer): Ignore flag_rounding_math for initializers.
2208 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2209 constant fold FP operations with flag_rounding_math if the
2210 result may depend upon the run-time rounding mode.
2212 2005-01-21 Tom Tromey <tromey@redhat.com>
2214 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2216 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2218 * tree-cfg.c: Fix comment typos.
2220 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2222 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2223 around the call to rest_of_handle_branch_target_load_optimize.
2225 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2227 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2228 (sparc64-*-openbsd*): Likewise.
2229 (sparclite-*-elf*): Include tm-dwarf2.h.
2230 (sparc86x-*-elf*): Likewise.
2231 (sparc64-*-elf*): Likewise.
2232 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2233 (DBX_DEBUGGING_INFO): Likewise.
2234 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2235 (PREFERRED_DEBUGGING_TYPE): Likewise.
2236 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2237 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2238 (PREFERRED_DEBUGGING_TYPE): Likewise.
2239 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2240 (PREFERRED_DEBUGGING_TYPE): Likewise.
2241 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2243 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2246 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2248 2005-01-20 Paul Brook <paul@codesourcery.com>
2250 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2252 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2254 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2255 label is first in a sequence of labels.
2257 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2259 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2260 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2262 * doc/sourcebuild.texi (Test Directives): New.
2264 2005-01-20 Roger Sayle <roger@eyesopen.com>
2266 * real.c (real_floor): Don't leave the result uninitialized when
2267 mode is VOIDMode, but return the unrounded intermediate value.
2268 (real_ceil): Likewise.
2270 2005-01-20 Paul Brook <paul@codesourcery.com>
2272 * config/arm/arm.md (insv): Use gen_int_mode.
2274 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2276 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2277 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2278 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2279 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2280 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2282 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2285 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2286 fbreg, so we have to assume we can't.
2287 (loc_descriptor_from_tree_1): Ditto.
2288 (containing_function_has_frame_base): New function.
2289 (add_location_or_const_value_attribute): Use it.
2290 Also try to generate a frame_base from a single element location
2293 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2295 PR tree-optimization/15349
2296 * timevar.def (TV_TREE_MERGE_PHI): New.
2297 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2299 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2300 calls to tree_forwarder_block_p.
2301 (remove_forwarder_block_with_phi, merge_phi_nodes,
2302 gate_merge_phi, pass_merge_phi): New.
2303 * tree-optimize.c (init_tree_optimization_passes): Add
2305 * tree-pass.h: Add an extern for pass_merge_phi;
2307 2005-01-20 Richard Henderson <rth@redhat.com>
2310 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2311 (_mm_castps_pd, _mm_castps_si128): New.
2312 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2314 2005-01-20 Richard Henderson <rth@redhat.com>
2317 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2318 __builtin_ia32_vec_init_v2si.
2319 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2320 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2321 (ix86_init_mmx_sse_builtins): Create it.
2322 (ix86_expand_builtin): Expand it.
2323 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2324 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2325 (vec_extractv2si_0, vec_extractv2si_1): New.
2327 2005-01-20 Richard Henderson <rth@redhat.com>
2330 * config/i386/i386.c (ix86_expand_push): New.
2331 * config/i386/mmx.md (push<MMXMODE>1): New.
2332 * config/i386/sse.md (push<SSEMODE>1): New.
2333 * config/i386/i386-protos.h: Update.
2335 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2337 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2340 2005-01-20 Richard Henderson <rth@redhat.com>
2342 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2343 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2345 2005-01-19 Richard Henderson <rth@redhat.com>
2348 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2349 to V4SFmode in SSE1 fallback load path.
2351 2005-01-19 Richard Henderson <rth@redhat.com>
2353 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2354 in QImode expansion to ix86_expand_vector_set.
2355 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2357 2005-01-19 Richard Henderson <rth@redhat.com>
2360 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2361 subclass of the input class.
2362 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2363 Always true for cross-SSE1 classes. Rationalize conditionals.
2364 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2365 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2366 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2367 (movdi_2): Add MMX/SSE zeros.
2368 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2369 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2370 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2371 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2372 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2373 (zero_extendsidi2_rex64_1): Remove.
2374 (MOV0 peephole): Check GENERAL_REG_P.
2376 2005-01-19 Richard Henderson <rth@redhat.com>
2379 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2381 (ix86_expand_vector_extract): Likewise.
2383 2005-01-19 Richard Henderson <rth@redhat.com>
2386 * expr.c (emit_move_change_mode): New argument force; use
2387 simplify_gen_subreg if true.
2388 (emit_move_via_alt_mode): Merge into ...
2389 (emit_move_via_integer): ... here.
2390 (emit_move_ccmode): Use emit_move_change_mode directly.
2392 2005-01-19 Richard Henderson <rth@redhat.com>
2395 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2396 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2397 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2399 (alpha_emit_set_const): Likewise. Make static.
2400 (alpha_emit_set_long_const): Make static.
2401 (alpha_extract_integer): Split out from alpha_expand_mov.
2402 (alpha_split_const_mov): Likewise.
2403 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2404 (alpha_legitimate_constant_p): New.
2405 * config/alpha/alpha-protos.h: Update.
2406 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2407 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2408 * config/alpha/alpha.md (movsi): Add n alternative.
2409 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2410 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2411 (splitters for all of the above): Use alpha_split_const_mov.
2412 * config/alpha/predicates.md (non_add_const_operand): New.
2413 (non_zero_const_operand): New.
2414 (input_operand): Use alpha_legitimate_constant_p after reload.
2416 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2418 PR tree-optimization/19038
2419 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2420 (add_candidate): Add ivs with increment in latch only if
2421 allow_ip_end_pos_p is true.
2422 (determine_iv_cost): Use empty_block_p.
2424 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2426 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2427 (compute_dominance_frontiers): Ditto.
2429 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2432 * config/sh/t-rtems: New.
2433 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2435 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2437 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2438 the offset of the selected field.
2440 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2442 * tree-cfg.c (remove_forwarder_block): Fix the check to
2443 prevent a nonlocal label from appearing in the middle of a
2446 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2448 PR rtl-optimization/19462
2449 * reorg.c (find_end_label): Create return insn only if
2450 current_function_epilogue_delay_list is empty.
2452 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2454 * doc/passes.texi: Remove paragraph mentioning new-ra.
2456 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2458 PR rtl-optimization/15139
2459 * combine.c: Include params.h.
2460 (count_rtxs): New function.
2461 (record_value_for_reg): If replace_rtx would replace at least
2462 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2463 (clobber (const_int 0)) instead of TEM.
2464 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2465 * params.h (MAX_LAST_VALUE_RTL): New.
2466 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2467 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2470 * c-typeck.c (digest_init): Only call build_vector if all constructor
2471 elements are *_CST nodes.
2472 * gimplify.c (gimplify_init_constructor): Likewise.
2475 * c-typeck.c (digest_init): Only call build_vector if inside_init
2478 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2480 * toplev.c (init_asm_output): Remove dead #ifdef.
2482 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2484 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2486 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2488 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2489 accessing DECL_FUNCTION_CODE.
2490 * dojump.c (do_jump): Likewise.
2491 * gimplify.c (gimplify_call_expr): Likewise.
2492 * predict.c (expr_expected_value): Likewise.
2493 (strip_builtin_expect): Likewise.
2494 * tree-inline.c (estimate_num_insns_1): Likewise.
2495 * tree-ssa-loop-im.c (stmt_cost): Likewise
2496 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2497 (tree_expr_nonnegative_p): Likewise.
2499 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2501 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2502 variant of the load_pcrel_sym pattern.
2503 * config/sparc/sparc.md (P macro): Move to the top.
2504 (load_pcrel_sym): Macroize using P.
2505 (save_register_window): Likewise.
2507 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2509 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2512 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2515 * c-typeck.c (build_asm_expr): Strip nops off
2516 input memory operands.
2518 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2520 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2521 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2522 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2523 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2525 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2528 * config/i386/i386.c (override_options): If the 80387 is disabled,
2529 then do not return FP values using FP registers.
2531 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2533 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2534 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2535 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2536 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2537 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2538 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2539 output.h, postreload-gcse.c, postreload.c, recog.c,
2540 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2541 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2542 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2543 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2544 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2545 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2546 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2547 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2549 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2550 config/alpha/alpha.c, config/arm/vfp.md,
2551 config/i386/emmintrin.h, config/i386/i386-modes.def,
2552 config/i386/i386-protos.h, config/i386/i386.h,
2553 config/i386/pmmintrin.h, config/i386/ppro.md,
2554 config/i386/predicates.md, config/i386/xmmintrin.h,
2555 config/i860/i860.c, config/ia64/ia64-modes.def,
2556 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2557 config/ia64/ia64.md, config/ia64/itanium1.md,
2558 config/ia64/itanium2.md, config/ia64/predicates.md,
2559 config/iq2000/iq2000.h, config/mips/linux64.h,
2560 config/rs6000/aix41.h, config/rs6000/aix43.h,
2561 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2562 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2563 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2564 config/sparc/linux64.h, config/sparc/litecoff.h,
2565 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2566 config/sparc/sparc.h, config/sparc/sparc.md,
2567 config/sparc/sysv4-only.h: Update copyright.
2569 2005-01-18 Richard Henderson <rth@redhat.com>
2572 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2574 2005-01-18 Marc Espie <espie@openbsd.org>
2575 * config/i386/openbsdelf.h: Typo.
2577 2005-01-18 Richard Henderson <rth@redhat.com>
2579 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2580 special case for sse.
2581 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2583 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2585 * tree-inline.c (estimate_num_insns_1): Added cases for
2586 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2588 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2590 PR rtl-optimization/19296
2591 * combine.c (simplify_comparison): Rewrite the condition under
2592 which a non-paradoxical SUBREG of a PLUS can be lifted when
2593 compared against a constant.
2595 2005-01-18 Andi Kleen <ak@muc.de>
2597 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2598 * c.opt (-Wpointer-sign): Add.
2599 * doc/invoke.texi: (-Wpointer-sign): Add.
2601 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2603 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2604 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2605 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2606 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2607 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2608 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2609 for TARGET_MIX_SSE_I387.
2610 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2611 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2612 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2613 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2614 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2615 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2616 TARGET_MIX_SSE_I387.
2617 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2620 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2623 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2624 Add movaps alternative for xmm reg->reg move.
2626 2005-01-17 Jeff Law <law@redhat.com>
2628 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2629 at the end of the main DOM loop rather than just before DOM exits.
2631 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2633 PR tree-optimization/19121
2634 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2635 adding aliases to a name tag, also add them to the pointer's
2637 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2638 sensitive alias info at all. Only check that the two pointers
2639 have compatible pointed-to sets.
2640 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2641 a pointer's type tag is a superset of the alias set of the
2644 2005-01-17 James E Wilson <wilson@specifixinc.com>
2647 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2648 comment to document why.
2650 2005-01-17 Richard Henderson <rth@redhat.com>
2652 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2653 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2654 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2655 sse2_vmsminv2df3_finite): New.
2656 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2657 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2658 Force op1 into register.
2660 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2662 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2663 bubblestrap from always rebuilding build directory.
2665 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2667 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2668 ("*cmpmem_short"): Likewise.
2670 2005-01-17 Steven Bosscher <stevenb@suse.de>
2672 * basic-block.h: Document BB_* flags.
2673 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2674 use an sbitmap instead.
2675 * sched-rgn.c (compute_trg_info): Likewise.
2677 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2679 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2680 redundant target_cpu_default and extra_parts lines. Use the default
2682 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2683 (SUBTARGET_EXTRA_SPECS): Delete.
2684 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2685 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2686 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2687 and "n32" for -mabi=n32.
2689 2005-01-17 Ian Lance Taylor <ian@airs.com>
2692 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2693 fold constant variables into initial values.
2695 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2697 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2699 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2700 through the statements backward.
2702 2005-01-17 Ian Lance Taylor <ian@airs.com>
2704 PR middle-end/13127:
2705 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2706 a variable set to the return value of the inlined function.
2708 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2710 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2711 when modes are tieable.
2713 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2715 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2716 of pthread_create to find out if threads are enabled.
2717 * gthr-posix95.h (__gthread_active_p): Likewise.
2719 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2721 * common.opt (-fnew-ra): Remove.
2723 * toplev.h (flag_new_regalloc): Remove.
2724 * Makefile.in (ra*.*): Don't mention.
2725 * passes.c (rest_of_handle_new_regalloc): Remove.
2726 (rest_of_handle_combine, rest_of_compilation): Always consider
2727 flag_new_regalloc as false.
2728 * doc/invoke.texi: Don't document -fnew-ra.
2730 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2732 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2733 last parameter to reg_scan.
2734 * loop.c (loop_optimize): Likewise.
2735 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2736 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2737 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2738 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2739 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2740 * regclass.c (reg_scan): Likewise, for the declaration.
2741 * rtl.h (reg_scan): Likewise, for the prototype.
2743 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2745 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2746 mark_dfs_back_edges.
2748 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2750 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2751 (compute_avail): Uses don't go in tmp_gen.
2753 2005-01-16 Steven Bosscher <stevenb@suse.de>
2755 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2756 loop to look for a free slot in a page entry.
2758 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2761 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2762 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2763 just before targetm.asm_out.file_end.
2764 * tree.h (process_pending_assemble_output_defs): Declare.
2765 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2767 (assemble_alias): Defer generation of assembly code for defines when
2768 TARGET_DEFERRED_OUTPUT_DEFS is true.
2769 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2770 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2771 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2773 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2776 * pa.c (pa_scalar_mode_supported_p): New function.
2777 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2778 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2780 * pa-protos.h (prefetch_operand): Delete.
2781 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2782 * pa.c (prefetch_operand): Delete.
2783 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2784 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2785 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2786 and prefetch_nocc_operand.
2787 * pa.md (prefetch): Rework to avoid reload problems handling short
2788 displacements when a cache control completer needs to be provided.
2789 (prefetch_32, prefetch_64): Delete.
2790 (prefetch_cc, prefetch_nocc): New patterns.
2792 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2794 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2796 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2799 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2800 exceeds maximum alignment for global common data.
2801 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2802 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2804 2004-01-15 Roger Sayle <roger@eyesopen.com>
2806 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2808 2004-01-15 Roger Sayle <roger@eyesopen.com>
2810 * harg-reg-set.h (reg_class_names): Prototype global array.
2811 * regclass.c (reg_class_names): Declare here and initialize to
2813 (dump_regclass): Remove local declaration of reg_class_names.
2814 (regclass): Likewise.
2815 * cfg.c (dump_flow_info): Likewise.
2816 * ra-debug.c (reg_class_names): Likewise.
2817 * regrename.c (reg_class_names): Likewise.
2818 * reload.c (reg_class_names): Likewise.
2819 * reload1.c (spill_failure): Likewise.
2820 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2822 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2824 * config/s390/s390.md ("reload_outti"): Remove predicate for
2825 output operand. Abort if operand is not a MEM.
2826 ("reload_outdi", "reload_outdf"): Likewise.
2828 2005-01-15 Marc Espie <espie@openbsd.org>
2830 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2831 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2832 * config/openbsd.h: Fix C++ includes for native configurations.
2833 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2834 Add trampoline support.
2835 * config/i386/openbsdelf.h: New.
2837 2005-01-15 Marc Espie <espie@openbsd.org>
2839 * collect2.c (main): Explicitly parse -dynamic-linker option.
2841 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2843 PR tree-optimization/19060
2844 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2845 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2846 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2847 and handle extract_range_from_cond returning false.
2848 * fold-const.c (fold): Optimize comparisons with min/max even for
2849 width > HOST_BITS_PER_WIDE_INT.
2851 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2853 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2854 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2855 Remove little endian multilib variants.
2856 Add mips32 multilib variant.
2858 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2860 * explow.c (copy_all_reg, stabilize): Remove.
2861 * expr.h: Remove the corresponding prototypes.
2863 * rtlanal.c (regs_set_between_p): Remove.
2864 * rtl.h: Remove the corresponding prototype.
2866 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2868 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2869 to rs6000_nonimmediate_operand.
2870 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2871 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2872 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2873 rs6000_nonimmediate_operand.
2874 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2875 rs6000_nonimmediate_operand.
2877 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2879 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2881 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2883 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2885 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2886 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2888 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2889 (rs6k_nonimmediate_operand): New.
2890 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2892 (legitimate_lo_sum_address_p): Same.
2893 (rs6000_legitimize_address): Same.
2894 (rs6000_legitimize_reload_address): Same.
2895 (rs6000_legitimate_address): Same.
2896 (spe_build_register_parallel): Pass DF and DC modes in a DI
2899 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2900 to rs6k_nonimmediate_operand.
2902 * config/rs6000/spe.md ("*frob_df_di"): New.
2903 ("*frob_di_df"): New.
2904 ("*frob_di_df_2"): New.
2905 ("*mov_sidf_e500_subreg0"): New.
2906 ("*mov_sidf_e500_subreg4"): New.
2907 ("*movdf_e500_double"): Change predicate to
2908 rs6k_nonimmediate_operand.
2910 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2912 * postreload.c (move2add_note_store): Only call
2913 trunc_int_for_mode on scalar integers.
2915 2005-01-14 Steven Bosscher <stevenb@suse.de>
2917 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2918 replace BB_VISITED uses.
2919 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2920 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2921 (tree_dce_done): Free visited_control_parents.
2922 (perform_tree_ssa_dce): Allocate and clear it.
2923 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2924 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2925 instead of BB_VISITED.
2927 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2929 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2930 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2931 Remove unused prototypes.
2933 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2935 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2936 64-bit register usage.
2937 (spe_func_has_64bit_regs_p): Add FIXME note.
2939 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2941 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2942 flag_finite_math_only with flag_unsafe_math_optimizations.
2944 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2946 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2948 (__tpf_eh_return): Copy TPF private stack area from the module
2949 boundary stack frame. Add check for when module addresses are
2950 equal, but no stub address is found.
2952 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2955 * arm.h (struct machine_function): Add call_via field.
2956 (thumb_call_via_label): Declare.
2957 * arm.c (thumb_call_via_label): New variable.
2958 (thumb_call_reg_needed): New variable.
2959 (arm_output_function_epilogue): For Thumb code, output any per-function
2960 call-indirect trampolines.
2961 (thumb_call_via_reg): New function.
2962 (arm_file_end): New function.
2963 (TARGET_ASM_FILE_END): Call arm_file_end.
2964 (aof_file_end): Likewise.
2965 * arm-protos.h (thumb_call_via_reg): Declare.
2966 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2967 thumb_call_via_reg in normal case.
2969 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2972 PR rtl-optimization/19348
2973 * recog.c (peephole2_optimize): Do global life update if some peephole
2974 decides it doesn't need at least one of its inputs and that change
2975 influences liveness at the start of the basic block.
2977 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2978 arguments instead of 1.
2980 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2983 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2984 zero for nested functions needing a static chain or functions
2985 with a non-constant address.
2987 2005-01-13 Roger Sayle <roger@eyesopen.com>
2989 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2990 (and (sign_extend X) C) into (zero_extend (and X C)).
2992 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2994 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2996 2005-01-13 Richard Henderson <rth@redhat.com>
3001 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3002 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3003 not just TARGET_SSE.
3004 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3005 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3006 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3007 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3008 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3009 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3010 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3011 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3012 (movdicc_c_rex64): Rename with '*'.
3013 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3014 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3015 (movsfcc_1_387): Rename from movsfcc_1.
3016 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3017 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3018 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3019 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3020 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3021 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3022 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3023 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3024 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3025 sse_movdfcc_const0_4): Remove.
3026 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3027 recognize min/max early. Update for changed sse cmove patterns.
3028 (ix86_split_sse_movcc): New.
3029 * config/i386/i386-protos.h: Update.
3031 2005-01-13 Steven Bosscher <stevenb@suse.de>
3033 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3034 (fix_stmt_v_may_defs): Likewise.
3036 2005-01-13 Richard Henderson <rth@redhat.com>
3038 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3039 for converting the mask.
3041 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3043 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3046 2005-01-13 Richard Henderson <rth@redhat.com>
3048 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3049 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3050 IX86_BUILTIN_MOVDQ2Q): Remove.
3051 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3052 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3053 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3055 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3056 (sse2_pextrw): Fix immediate constraint.
3057 (sse2_loadq, sse2_loadq_rex64): Remove.
3058 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3059 Use __builtin_ia32_vec_ext_<size>.
3060 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3062 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3064 * function.c (assign_parm_setup_block): Look inside original
3065 entry_parm when inspecting PARALLEL.
3067 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3068 Joel Sherrill <joel@oarcorp.com>
3071 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3072 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3073 rtems_gxx_recursive_mutex_init.
3074 (__gthread_recursive_mutex_lock): New function.
3075 (__gthread_recursive_mutex_trylock): Likewise.
3076 (__gthread_recursive_mutex_unlock): Likewise.
3078 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3080 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3082 2005-01-13 Jan Beulich <jbeulich@novell.com>
3084 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3085 (ashrti3_internal): Indicate output is early clobber. Generate result
3086 into output rather than first input. Use move for low word of output
3087 if shift count is exactly 64.
3088 (lshrti3_internal): Likewise.
3090 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3094 * reload1.c (delete_output_reload): Don't delete an output reload
3095 if the pseudo lives longer than a single basic block. Adjust and
3096 improve wording of comment.
3098 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3101 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3102 of TYPE_SIZE where we mean the number of bytes.
3104 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3106 * function.c (assign_parm_setup_block): Relax condition on
3107 multi-register optimization.
3109 2005-01-12 Nick Clifton <nickc@redhat.com>
3111 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3112 an "in_delay_slot" attribute of "no" to prevent them being used in
3113 delay slots. This is forbidden because they might generate
3116 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3119 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3122 2005-01-12 Nick Clifton <nickc@redhat.com>
3124 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3125 passed on to GAS) but do not define, as GAS no longer supports or
3126 needs the -m2000 option.
3128 2005-01-11 Roger Sayle <roger@eyesopen.com>
3130 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3131 type as args of unprototyped builtins aren't automatically promoted.
3132 (fold_builtin_abs): Likewise.
3134 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3136 * Makefile.in: Set a `build-warn' variable.
3138 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3140 PR tree-optimization/17949
3141 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3142 (find_interesting_uses_address): Use it.
3144 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3146 * regrename.c (kill_value): Handle subreg's that won't simplify.
3148 2005-01-11 Richard Henderson <rth@redhat.com>
3151 * config/i386/i386.h (enum ix86_builtins): Move ...
3152 * config/i386/i386.c: ... here.
3153 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3154 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3155 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3156 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3157 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3158 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3159 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3160 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3161 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3162 IX86_BUILTIN_LOADDDUP): Remove.
3163 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3164 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3165 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3166 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3167 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3168 (ix86_init_builtins): Make static.
3169 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3170 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3171 if all the modes match. Otherwise, fake it.
3172 (get_element_number, ix86_expand_vec_init_builtin,
3173 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3174 (ix86_expand_builtin): Make static. Update for changed builtins.
3175 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3176 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3177 (ix86_expand_vector_init_duplicate): New.
3178 (ix86_expand_vector_init_low_nonzero): New.
3179 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3180 Split out from ix86_expand_vector_init; handle integer modes.
3181 (ix86_expand_vector_init): Use them.
3182 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3183 * config/i386/i386-protos.h: Update.
3184 * config/i386/predicates.md (reg_or_0_operand): New.
3185 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3186 (movv2sf_internal): Likewise. And a splitter to match them all.
3187 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3188 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3189 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3190 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3191 (mmx_pinsrw): Fix operand ordering.
3192 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3193 rather than sse_loadss expander.
3194 (movv2df splitter): Similarly.
3195 (sse_loadss, sse_loadlss): Remove.
3196 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3197 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3198 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3199 (sse3_movddup): Rename with '*'.
3200 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3201 (sse2_loadsd): Remove.
3202 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3203 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3204 (sse2_pinsrw): Fix argument ordering.
3205 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3206 (sse2_stored): Remove 'r' destination.
3207 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3208 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3209 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3210 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3211 vec_extractv16qi, vec_initv16qi): New.
3213 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3214 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3215 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3217 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3218 (_mm_load_si128, _mm_store_si128): Likewise.
3219 (_mm_load1_pd): Use _mm_set1_pd.
3220 (_mm_load_sd): Use _mm_set_sd.
3221 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3222 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3223 (_mm_set_epi64): Use _mm_set_epi64x.
3224 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3225 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3226 _mm_setr_epi8): Use _mm_set_foo form.
3227 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3228 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3229 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3230 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3231 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3232 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3233 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3234 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3235 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3236 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3237 (_mm_movedup_pd): Use _mm_shuffle_pd.
3238 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3239 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3240 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3241 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3243 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3244 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3245 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3246 (_mm_store_ps): Use raw dereference.
3247 (_mm_store1_ps): Use _mm_storeu_ps.
3248 (_mm_storer_ps): Use _mm_store_ps.
3249 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3250 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3252 2005-01-11 Stan Shebs <shebs@apple.com>
3254 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3255 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3257 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3260 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3261 Skip all DECLs except for FIELD_DECLs.
3263 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3265 * config/s390/s390.c (override_options): Return error if
3266 -mbackchain, -mpacked-stack and -mhard-float are used together.
3267 (s390_va_start): Remove the backchain && packed-stack special case.
3268 (s390_gimplify_va_arg): Likewise.
3269 * doc/invoke.texi: Remove the ABI incompatibility note.
3271 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3273 * config/s390/s390.c (struct s390_frame_layout): Remove
3275 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3276 save_backchain_p with TARGET_BACKCHAIN.
3278 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3281 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3282 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3283 * function.c (locate_and_pad_parm): Set new field.
3284 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3285 Tweak where_pad test to include "none". Always set mem align for
3287 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3288 not sufficient for type.
3289 (assign_parm_setup_block): If stack_parm is zero on entry, always
3290 make a new stack local. Block move old stack parm if necessary
3291 to new aligned stack local.
3292 (assign_parm_setup_stack): Use a block move to handle
3293 potentially misaligned entry_parm.
3294 (assign_parms_unsplit_complex): Specify required alignment when
3295 creating stack local.
3296 * calls.c (compute_argument_addresses): Override alignment of stack
3297 arg calculated from its type with the alignment given by
3298 FUNCTION_ARG_BOUNDARY.
3299 (store_one_arg): Likewise.
3301 2005-01-11 Jan Beulich <jbeulich@novell.com>
3303 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3304 Change respective itanium_class attribute to ialu.
3305 (shladdp4_internal): New.
3306 * config/ia64/predicates.md (shladd_log2_operand): New.
3308 2005-01-11 Richard Henderson <rth@redhat.com>
3310 * expr.c (store_constructor): Use rtvec_alloc instead of
3311 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3313 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3315 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3317 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3319 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3320 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3321 (TARGET_RWRELOC): Define.
3322 (ia64_rwreloc_section_type_flags): Delete.
3323 (ia64_section_type_flags): New function.
3324 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3325 (TARGET_RWRELOC): Define.
3327 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3330 * config/ia64/ia64.c (process_set): For alloc insn, only call
3331 process_epilogue is !frame_pointer_needed.
3333 2005-01-10 Roger Sayle <roger@eyesopen.com>
3336 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3337 unary operator and can't be treated as a binary/comparison operator.
3339 2005-01-10 Richard Henderson <rth@redhat.com>
3341 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3342 (ix86_return_in_memory): Likewise.
3343 (function_arg_advance): Likewise. Mirror structure in function_arg
3344 for choosing register to advance.
3346 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3348 * tree-vectorizer.c, tree.def: Fix comment typos.
3350 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3352 * config/s390/s390.c (struct processor_costs): 4 new fields:
3353 ddbr, ddr, debr, der.
3354 (s390_rtx_costs): More precise handling of divide instructions.
3356 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3358 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3360 2005-01-10 Jan Beulich <jbeulich@novell.com>
3362 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3363 names resulting from -ffunction-sections/-fdata-sections and linkonce
3365 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3366 based on the section name. Rearrange the section name comparison logic
3367 slightly so that each section name is compared against at most once.
3369 2005-01-10 Ben Elliston <bje@au.ibm.com>
3371 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3372 targets for which -fPIC reduces limitations on the GOT size.
3374 2005-01-09 Falk Hueffner <falk@debian.org>
3376 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3379 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3382 * collect2.c (main): Set aixrtl_flag for -brtl option.
3383 (resolve_lib_name): Search for .so file extension before .a
3386 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3388 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3389 (vect_analyze_data_refs_alignment): Add dump prints.
3391 2005-01-09 Ira Rosen <irar@il.ibm.com>
3393 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3394 expr_invariant_in_loop_p.
3395 Initialize outputs first thing in the function.
3396 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3397 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3398 (vect_analyze_pointer_ref_access): Check that the initial condition of
3399 the access function is loop invariant.
3401 2005-01-09 Richard Henderson <rth@redhat.com>
3403 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3404 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3405 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3406 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3407 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3408 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3409 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3410 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3411 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3412 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3413 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3414 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3415 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3416 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3417 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3418 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3419 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3420 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3421 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3422 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3423 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3424 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3425 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3427 (mmx_clrdi, pavgusb): Remove.
3428 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3429 with leading sse_ prefix.
3430 * config/i386/sse.md: Receive them.
3431 * config/i386/mmx.md: New file.
3432 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3433 (subrv2sf3): Turn into expander for normal subtraction.
3434 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3435 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3436 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3437 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3438 commutative; use ix86_binary_operator_ok.
3439 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3440 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3441 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3442 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3443 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3444 Macroize from existing patterns; use ix86_binary_operator_ok.
3445 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3446 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3447 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3448 with vec_select+vec_concat.
3449 (mmx_pshufw, mmx_pshufw_1): Likewise.
3450 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3451 (mmx_uavgv4hi3): Model correctly.
3452 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3453 _mm_xor_si64): Remove casts.
3455 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3457 PR tree-optimization/19224
3458 * tree-scalar-evolution.c (get_instantiated_value,
3459 set_instantiated_value): New functions.
3460 (instantiate_parameters_1): Cache the results.
3461 (instantiate_parameters, resolve_mixers): Initialize and free
3464 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3466 * config/i386/i386.md (addhi_4): Correct reference in comment.
3469 2005-01-08 Richard Henderson <rth@redhat.com>
3471 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3472 (_mm_cvtsi128_si64x): Likewise.
3473 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3474 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3475 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3476 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3477 * config/i386/i386-protos.h: Update.
3478 * config/i386/i386.c (print_operand): Add 'H'.
3479 (ix86_fixup_binary_operands): Split out from ...
3480 (ix86_expand_binary_operator): ... here.
3481 (ix86_fixup_binary_operands_no_copy): New.
3482 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3483 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3484 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3485 (safe_vector_operand): Use CONST0_RTX.
3486 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3487 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3488 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3489 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3491 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3492 (IX86_BUILTIN_CMPNGESS): New.
3493 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3494 (attr type): Add sselog1.
3495 (attr unit, attr memory): Handle it.
3496 (movti, movti_internal, movti_rex64): Move near other integer moves.
3497 (movtf, movtf_internal): Move near other fp moves.
3498 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3499 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3500 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3501 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3502 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3503 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3504 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3505 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3506 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3507 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3508 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3509 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3510 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3511 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3512 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3513 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3514 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3515 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3516 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3517 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3518 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3519 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3520 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3521 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3522 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3523 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3524 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3525 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3526 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3527 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3528 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3529 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3530 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3531 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3532 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3533 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3534 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3535 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3536 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3537 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3538 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3539 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3540 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3541 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3543 (SSEPUSH, push<SSEPUSH>): Remove.
3544 (MMXPUSH, push<MMXPUSH>): Remove.
3545 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3546 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3547 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3548 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3549 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3550 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3551 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3552 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3553 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3554 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3555 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3556 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3557 (ppro_sse_log_V4SF): Handle sselog1.
3558 * config/i386/predicates.md (const_0_to_1_operand): New.
3559 (const_0_to_255_mul_8_operand): New.
3560 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3561 (const_2_to_3_operand, const_4_to_7_operand): New.
3562 * config/i386/sse.md: New file.
3563 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3564 (sse_movups): Rename from sse_movups_1.
3565 (sse_loadlss): Rename from sse_loadss_1.
3566 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3568 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3569 (absv4sf2, negv2df, absv2df): New.
3570 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3571 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3572 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3573 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3574 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3575 (sse3_addsubv4sf3): Model correctly.
3576 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3577 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3578 (sse_movhlps): Model with vec_select+vec_concat.
3579 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3580 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3581 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3582 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3583 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3584 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3585 sse2_pshufhw_1): Likewise.
3586 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3587 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3588 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3589 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3590 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3591 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3592 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3593 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3594 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3595 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3596 sminv8hi3): Mark commutative
3597 operands. Use ix86_binary_operator_ok.
3598 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3599 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3600 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3601 sse2_punpcklqdq): Allow operand2 in memory.
3602 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3603 sse2_movsd): Add memory alternatives.
3604 (sse_storelps): Turn expander into an insn; split after reload.
3605 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3606 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3608 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3610 * configure.ac (DWARF-2 debug_line): Use objdump.
3611 * configure: Regenerate.
3613 2005-01-08 Jeff Law <law@redhat.com>
3614 Diego Novillo <dnovillo@redhat.com>
3616 PR tree-optimization/18241
3617 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3618 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3619 statements with volatile operands.
3620 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3621 operands after marking a statement with has_volatile_ops.
3623 2005-01-08 Roger Sayle <roger@eyesopen.com>
3625 * tree.c (int_fits_type_p): Always honor integer constant
3626 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3628 2005-01-08 Roger Sayle <roger@eyesopen.com>
3630 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3631 the latent bug in rtl_delete_block has been resolved.
3633 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3635 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3636 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3638 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3640 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3641 library as @multilib_dir@/$(SHLIB_SONAME).
3643 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3645 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3646 * configure: Regenerate.
3648 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3650 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3653 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3656 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3657 Convert non-word aligned offset address using ld/std into
3660 2005-01-07 Richard Henderson <rth@redhat.com>
3662 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3664 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3666 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3668 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3670 PR tree-optimization/19283
3671 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3672 is not shorter than the original type.
3674 PR rtl-optimization/19012
3675 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3677 PR rtl-optimization/18861
3678 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3679 (FULL_STATE): Define.
3680 (mark_tablejump_edge): New function.
3681 (purge_dead_tablejump_edges): New function.
3682 (find_bb_boundaries): Use it.
3684 PR tree-optimization/18828
3685 * builtins.c (expand_builtin_next_arg): Remove argument and all
3686 the argument checking.
3687 (expand_builtin): Adjust caller.
3688 (expand_builtin_va_start): Likewise. Remove error for too many
3690 (fold_builtin_next_arg): Issue error for too many arguments.
3691 After checking arguments, replace them with magic arguments that
3692 prevent further checking of the args.
3694 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3696 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3698 2005-01-06 Roger Sayle <roger@eyesopen.com>
3701 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3702 and %{.S:...} (and their negative variants) to test whether the
3703 input file is assembler or pre-processed-assembler independent of
3704 the actual filename extension.
3706 2005-01-06 Roger Sayle <roger@eyesopen.com>
3708 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3709 of sign or zero extended values.
3711 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3713 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3714 for IBM long double format correctly.
3716 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3718 Fix PR tree-optimization/18792
3720 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3721 to first_loop_depth, and use loop depth instead of loop number.
3722 (build_classic_dir_vector): Ditto.
3723 (compute_data_dependences_for_loop): Use depth, not loop number.
3724 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3725 number. Pass in loops, instead of loop numbers.
3726 (gather_interchange_stats): Ditto.
3727 (linear_transform_loops): Ditto.
3729 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3732 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3733 biv_fits_mode_p, extension_within_bounds_p): New functions.
3734 (check_ext_dependent_givs): Use them.
3736 2005-01-06 Roger Sayle <roger@eyesopen.com>
3738 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3739 more than one barrier, in which case we should delete them all.
3741 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3743 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3745 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3747 Fix PR middle-end/19286
3749 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3750 output this subprogram, simply ignore this attempt to do it again.
3751 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3752 origin attribute if it's not possible.
3753 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3754 (decls_for_scope): Ditto.
3755 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3756 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3758 2005-01-05 Richard Henderson <rth@redhat.com>
3761 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3762 (bdesc_2arg): Use it.
3763 (ix86_expand_binop_builtin): Force operands into registers
3765 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3766 ix86_expand_sse_compare, ix86_expand_sse_comi,
3767 ix86_expand_builtin): Likewise.
3769 2005-01-05 Richard Henderson <rth@redhat.com>
3771 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3773 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3774 (mulv4hi3): Set itanium_class mmmul.
3775 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3776 (fpack): Rename from fpack_sfsf.
3778 2005-01-05 Richard Henderson <rth@redhat.com>
3781 * reload1.c (do_input_reload): Restrict the optimization deleteing
3782 a previous output reload to RELOAD_FOR_INPUT.
3784 2005-01-05 Steven Bosscher <stevenb@suse.de>
3786 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3787 comment that we fall through after case.
3788 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3789 (distribute_links): Likewise.
3790 * cse.c (cse_insn): Likewise.
3791 * cselib.c (cselib_invalidate_mem): Likewise.
3792 * df.c: Update comments at the top of the file.
3793 (read_modify_subreg_p): Update comments here too.
3794 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3795 * flow.c (mark_set_1): Likewise.
3796 (mark_used_regs): Likewise.
3797 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3798 (canon_list_insert): Likewise.
3799 (mark_set): Likewise.
3800 (try_replace_reg): Likewise.
3801 (store_killed_in_insn): Likewise.
3802 * loop.c (count_one_set): Likewise.
3803 (basic_induction_var): Likewise.
3804 * postreload-gcse.c (find_mem_conflicts): Likewise.
3805 * postreload.c (reload_combine_note_store): Likewise.
3806 (move2add_note_store): Likewise.
3807 * reload.c (find_equiv_reg): Likewise.
3808 (mark_referenced_resources): Likewise.
3809 * rtlanal.c (set_noop_p): Likewise.
3810 (note_stores): Likewise.
3811 (note_uses): Likewise.
3812 * sched-deps.c (sched_analyze_1): Likewise.
3813 * sched-rgn.c (check_live_1): Likewise.
3814 (update_live_1): Likewise.
3815 * config/i860/i860.c: Likewise.
3817 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3819 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3821 * doc/rtl.texi: Update documentation for bit-fields and SET.
3823 2005-01-05 Roger Sayle <roger@eyesopen.com>
3825 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3827 2005-01-05 Jan Hubicka <jh@suse.cz>
3828 Richard Henderson <rth@redhat.com>
3831 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3834 2005-01-05 Richard Henderson <rth@redhat.com>
3837 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3838 (sse_shufps): Change operand 3 to const_int_operand.
3839 (sse2_storelps): Fix typo in template.
3840 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3841 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3842 (ix86_expand_builtin): Likewise.
3844 2005-01-05 Julian Brown <julian@codesourcery.com>
3846 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3847 as aggregates for AAPCS ABIs.
3849 2005-01-05 Stan Shebs <shebs@apple.com>
3851 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3852 Mach-O getters if ppc64.
3853 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3855 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3856 signed four-byte field for global code case.
3857 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3859 2005-01-05 Roger Sayle <roger@eyesopen.com>
3862 * c-common.c: Include real.h.
3863 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3864 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3865 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3866 * Makefile.in (c-common.o): Update dependencies.
3868 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3870 * c-parse.in (asm_string): Add trailing semicolon.
3872 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3874 * c-parse.in (asm_string): New. Don't allow wide strings in
3876 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3877 asm_string instead of STRING.
3879 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3881 * c-typeck.c (constructor_no_implicit): Remove.
3882 (set_designator, process_init_element): Don't check
3883 constructor_no_implicit.
3885 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3886 Kaz Kojima <kkojima@gcc.gnu.org>
3889 * lcm.c (create_pre_exit): New.
3890 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3891 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3893 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3895 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3896 -msoft-float in target_float_switch.
3897 * arm.c (arm_override_options): Fix processing of target_float_switch.
3899 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3901 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3904 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3906 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3907 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3909 2005-01-04 Roger Sayle <roger@eyesopen.com>
3911 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3912 if deleting the then-block allows the test-block to fallthru to the
3915 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3918 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3919 after the full declaration if the are in two different TUs.
3921 2005-01-04 Richard Henderson <rth@redhat.com>
3924 * tree-sra.c (generate_one_element_init): Just
3925 call gimplify_and_add.
3926 (generate_element_init): Record the
3927 new referenced variables and mark them for renaming
3928 and split out to ...
3929 (generate_element_init_1): This.
3930 (scalarize_init): Don't call push_gimplify_context/
3931 pop_gimplify_context.
3933 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3935 * toplev.c (get_src_pwd): Handle failure of getpwd().
3937 2005-01-04 Roger Sayle <roger@eyesopen.com>
3939 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3941 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3942 all the cases handled by it are inverted by invert_truthvalue.
3944 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3946 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3947 (save_register_windowsi): Likewise.
3949 2005-01-04 Richard Henderson <rth@redhat.com>
3951 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3953 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3956 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3957 any simplifications of vector mode comparison operators.
3958 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3960 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3961 Devang Patel <dpatel@apple.com>
3963 PR tree-optimization/18308
3964 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3965 the operands before creating a new expression.
3966 * dojump.c (do_jump): Make drop_through_label available
3967 for all cases. Add expansion of COND_EXPR.
3969 2005-01-04 Ira Rosen <irar@il.ibm.com>
3971 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3972 INTEGER_CST instead of TREE_CONSTANT.
3973 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3974 instead of TREE_CONSTANT.
3975 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3976 instead of TREE_CONSTANT.
3978 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3980 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3982 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3985 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3986 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3988 2005-01-03 Richard Henderson <rth@redhat.com>
3990 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3991 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3992 fold_convert_const_real_from_real): Split out from ...
3993 (fold_convert_const): ... here.
3995 2005-01-03 Richard Henderson <rth@redhat.com>
3998 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3999 (mov<MMXMODEI>_internal): Likewise.
4000 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4001 Add V2SF case; use it for SSE1; don't use TI.
4002 (movdf_integer): Likewise.
4003 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4005 2005-01-03 Ira Rosen <irar@il.ibm.com>
4007 * tree-vectorizer.c (vect_strip_conversions): New function.
4008 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4009 check for binary class.
4011 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4015 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4017 * gimple-low.c (mark_blocks_with_used_vars): New function.
4018 (mark_blocks_with_used_subblocks): Ditto.
4019 (mark_used_blocks): Ditto.
4020 (pass_mark_used_blocks): New pass.
4021 * tree-inline.c: Include debug.h.
4022 (expand_call_inline): Call outlining_inline_function here.
4023 * tree-optimize.c (init_tree_optimization_passes): Add
4024 pass_mark_used_blocks.
4025 * tree-pass.h (pass_mark_used_blocks): New.
4026 * Makefile.in (tree-inline.o): Add debug.h dependency.
4028 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4030 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4031 VAR_DECLs to have weak_import attribute.
4033 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4036 2004-01-03 Steven Bosscher <stevenb@suse.de>
4038 * passes.c (rest_of_compilation): Don't run regmove if only
4039 flag_expensive_optimizations, require flag_regmove instead.
4041 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4043 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4045 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4046 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4047 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4048 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4050 2005-01-03 Richard Henderson <rth@redhat.com>
4052 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4053 (ia64_const_ok_for_letter_p): New.
4054 (ia64_const_double_ok_for_letter_p): New.
4055 (ia64_extra_constraint): New.
4056 (ia64_expand_vecint_compare): New.
4057 (ia64_expand_vcondu_v2si): New.
4058 (ia64_expand_vecint_cmov): New.
4059 (ia64_expand_vecint_minmax): New.
4060 (ia64_print_operand): Add 'v'.
4061 (ia64_preferred_reload_class): New.
4062 (ia64_vector_mode_supported_p): New.
4063 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4064 (PREFERRED_RELOAD_CLASS): Move to function.
4065 (CONST_OK_FOR_LETTER_P): Move to function.
4066 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4067 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4068 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4069 (EXTRA_CONSTRAINT): Move to function.
4070 * config/ia64/ia64.md: Include vect.md.
4071 (itanium_class): Add mmalua.
4073 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4075 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4076 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4078 (const_int_2bit_operand): New.
4079 (fr_reg_or_0_operand): New.
4080 * config/ia64/ia64-modes.def: Add vector modes.
4081 * config/ia64/ia64-protos.h: Update.
4082 * config/ia64/vect.md: New file.
4084 2005-01-03 Richard Henderson <rth@redhat.com>
4086 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4088 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4091 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4093 (log1pdf2): Change mode of operands[0,1] to DFmode.
4095 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4097 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4098 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4099 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4100 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4101 SPARC_RELAXED_ORDERING.
4103 2005-01-03 Richard Henderson <rth@redhat.com>
4104 Uros Bizjak <uros@kss-loka.si>
4107 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4108 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4109 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4111 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4112 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4113 const_pow2_1_to_128_operand): New predicates.
4115 2005-01-02 Greg McGary <greg@mcgary.org>
4117 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4119 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4120 object. [ptr_type]: Remove unused variable.
4121 Remember nearest addressable array-element or record-component
4122 when checking bitfield components. Tolerate empty BIND_EXPR.
4124 2005-01-01 Richard Henderson <rth@redhat.com>
4126 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4127 that don't narrow the value. Fail for other conversions.
4129 2005-01-01 Richard Henderson <rth@redhat.com>
4132 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4133 * c-lang.c (finish_file): Don't do it here.
4134 * objc/objc-act.c (objc_finish_file): Likewise.
4136 * cgraph.c (decl_assembler_name_equal): New.
4137 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4138 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4139 * cgraph.h (struct cgraph_varpool_node): Add next.
4140 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4141 * varasm.c (assemble_alias): Mark the target as needed.
4143 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4146 * function.c (get_arg_pointer_save_area): Use entry_of_function
4147 instead of get_insns.
4149 2005-01-01 Roger Sayle <roger@eyesopen.com>
4150 Andrew Pinski <pinskia@physics.uc.edu>
4151 James E. Wilson <wilson@specifixinc.com>
4153 PR rtl-optimization/12092
4154 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4157 2005-01-01 Roger Sayle <roger@eyesopen.com>
4158 Olivier Hainque <hainque@act-europe.fr>
4160 * tree.c (int_fits_type_p): A narrower type always fits in a
4161 wider one, except for negative values into unsigned types.
4163 2005-01-01 Roger Sayle <roger@eyesopen.com>
4165 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4166 with the original constant rather than require TREE_OVERFLOW.
4168 2005-01-01 Steven Bosscher <stevenb@suse.de>
4171 * c-decl.c (finish_function): If compiling C99, annotate the
4172 compiler generated return with the current file name and line 0.
4173 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4174 the source line is greater than 0.
4175 (remove_bb): Likewise.
4177 See ChangeLog.12 for earlier changes.