| blob | e20036f273ab3e7efd9e8dcb62d4f9288af0542a |
1 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3 PR tree-optimization/19853
4 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
8 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9 delete_dead_jumptables and cleanup_cfg.
11 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13 * reload.c (find_reloads): Swap address_reloaded flags when
14 swapping commutative operands.
16 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
18 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
19 Use standard_iv_increment_position for computing the bsi position
20 for create_iv.
21 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
22 the bsi position.
24 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
26 PR target/17428
27 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
28 life range of hard registers.
29 * value-prof.c (insn_prefetch_values_to_profile): Only
30 scan normal insns.
32 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
33 profile in libcalls.
35 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
37 * bitmap.h (bitmap_and_compl_into): Return bool.
38 * bitmap.c (bitmap_and_compl_into): Return changed flag.
40 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
42 PR tree-optimization/19944
43 * fold-const.c (fold): Re-add ABS_EXPR folding.
45 2005-02-13 David Edelsohn <edelsohn@gnu.org>
47 PR target/19019
48 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
49 {TARGET,MASK}_XL_COMPAT.
50 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
51 MASK_XL_COMPAT.
52 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
53 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
54 TARGET_XL_COMPAT.
55 (rs6000_arg_partial_bytes): Same.
56 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
57 and XL compatibility enabled.
58 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
59 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
60 test to final condition.
61 (cmptf_internal2): New.
62 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
63 xl-compat. Add TFmode information to description.
65 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
67 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
69 2005-02-13 Jason Merrill <jason@redhat.com>
71 [reverted temporarily]
72 PR mudflap/19319
73 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
74 slot explicit.
76 PR c++/16405
77 * fold-const.c (fold_indirect_ref_1): Split out from...
78 (build_fold_indirect_ref): Here.
79 (fold_indirect_ref): New fn.
80 * tree.h: Declare it.
81 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
82 (gimplify_modify_expr_rhs): Likewise.
83 (gimplify_expr): Likewise.
85 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
87 PR tree-optimization/14303
88 PR tree-optimization/15784
89 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
90 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
91 ABS_EXPR<x> != 0 to x != 0.
93 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
95 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
96 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
97 spelling conventions.
99 * passes.c (rest_of_handle_gcse): Don't run cse_main and
100 delete_trivially_dead_insns too many times.
102 * passes.c (rest_of_handle_gcse): Remove dead assignments to
103 tem and tem2.
105 2005-02-12 Ira Rosen <irar@il.ibm.com>
107 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
108 (vect_is_simple_iv_evolution): Remove redundant parameter
109 and step check.
110 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
111 without last parameter.
112 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
113 Return pointer step. Call vect_is_simple_iv_evolution without
114 last parameter. Check only that the step is multiple of size
115 type. Remove stmt_vinfo updates.
116 (vect_get_memtag_and_dr): Remove.
117 (vect_get_memtag): New function.
118 (vect_address_analysis): New function.
119 (vect_object_analysis): New function.
120 (vect_analyze_data_refs): Call vect_object_analysis and
121 vect_get_memtag. Update stmt_vinfo fields.
123 2005-02-12 Ira Rosen <irar@il.ibm.com>
125 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
126 exist and are objects. Remove checks for pointer.
127 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
128 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
129 (vect_create_data_ref_ptr): Likewise.
130 (vect_base_addr_differ_p): New function.
131 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
132 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
133 Don't set the DR_BASE_NAME field of data-ref.
134 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
136 2005-02-12 Uros Bizjak <uros@kss-loka.si>
138 * optabs.h (enum optab_index): Add new OTI_ldexp.
139 (ldexp_optab): Define corresponding macro.
140 * optabs.c (init_optabs): Initialize ldexp_optab.
141 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
142 patterns.
143 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
144 using ldexp_optab.
145 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
146 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
148 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
149 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
150 intrinsics.
152 2005-02-12 Ira Rosen <irar@il.ibm.com>
154 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
155 to base_address.
156 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
157 stmt_vec_info.
158 (vect_get_base_and_offset): Always return an address.
159 (vect_create_addr_base_for_vector_ref): Remove treatment for
160 different data reference types.
161 (vect_compute_data_ref_alignment): Rename base to base_address in
162 stmt_vec_info. Get the object in order to force its alignment.
163 (vect_get_memtag_and_dr): Rename base to base_address in
164 stmt_vec_info. Extract the object for memtag analysis.
166 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
168 PR regression/19898.
169 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
170 changes cc_status, use apply modified_in_p to part of cc_status
171 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
172 body.
174 2005-02-11 Richard Henderson <rth@redhat.com>
176 * tree-complex.c (expand_complex_libcall): New.
177 (expand_complex_multiplication): Use it for c99 compliance.
178 (expand_complex_division): Likewise.
179 * fold-const.c (fold_complex_add, fold_complex_mult): New.
180 (fold): Call them.
181 * builtins.c (built_in_names): Remove const.
182 * tree.c (build_common_builtin_nodes): Build complex arithmetic
183 builtins.
184 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
185 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
186 (built_in_names): Remove const.
187 * c-common.c (c_common_type_for_mode): Handle complex modes.
188 * flags.h, toplev.c (flag_complex_method): Rename from
189 flag_complex_divide_method.
190 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
191 __mulsc3, __muldc3, __mulxc3, __multc3): New.
192 * libgcc2.h: Declare them.
193 * libgcc-std.ver: Export them.
194 * mklibgcc.in (lib2funcs): Build them.
196 2005-02-11 Steven Bosscher <stevenb@suse.de>
198 PR tree-optimization/19876
199 Partially revert my change from 2005-01-14
200 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
201 (compute_antic): ...and remove the loop here.
203 2005-02-11 Jakub Jelinek <jakub@redhat.com>
205 PR middle-end/19858
206 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
207 is number of inner's bits, avoid creating a BIT_FIELD_REF.
209 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
210 crtend.o if -pie. Use %{x:a;:b} spec syntax.
212 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
214 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
215 offsets for the big-endian 32-bit case.
217 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
219 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
221 2005-02-11 Dale Johannesen <dalej@apple.com>
223 * cselib.c (cselib_process_insn): Clear out regs where
224 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
225 * reload.c (find_equiv_reg): Ditto.
227 2005-02-11 Ian Lance Taylor <ian@airs.com>
229 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
230 with no elements.
232 * tree.c (build_function_type_list): Work correctly if there are
233 no arguments.
235 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
237 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
238 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
239 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
240 TARGET_ZARCH instead of TARGET_64BIT.
242 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
244 * config/rs6000/t-rtems:
245 (MULTILIB_OPTIONS): Remove mcpu=602.
246 (MUTLILIB_DIRNAMES): Remove m602.
247 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
248 Let mcpu=602 match mcpu=603.
249 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
251 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
253 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
254 signal trampolines.
256 2005-02-10 David Daney <ddaney@avtrex.com>
258 * config/alpha/linux-unwind.h: Add exception clause to copyright.
259 * config/i386/linux-unwind.h: Likewise.
260 * config/ia64/linux-unwind.h: Likewise.
261 * config/mips/linux-unwind.h: Likewise.
262 * config/pa/linux-unwind.h: Likewise.
263 * config/rs6000/linux-unwind.h: Likewise.
264 * config/s390/linux-unwind.h: Likewise.
265 * config/sh/linux-unwind.h: Likewise.
266 * config/sparc/linux-unwind.h: Likewise.
268 2005-02-10 Steven Bosscher <stevenb@suse.de>
270 PR tree-optimization/17549
271 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
272 TER to replace a DEF with its expression if the DEF and the
273 rhs of the expression we replace into have the same root
274 variable.
276 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
278 * config/mips/mips.md: Fix the placement of the match_scratch in the
279 lea64 peephole2.
281 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
283 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
284 Fix comment typos.
286 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
288 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
289 (strip_offset): Handle addresses.
290 (add_address_candidates): Use strip_offset.
291 (difference_cost): Reflect strip_offset change.
292 (force_var_cost, difference_cost): Strip nops.
294 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
296 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
298 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
299 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
300 config/cris/cris-protos.h, config/cris/cris.c: Update
301 copyright.
303 2005-02-10 Jeff Law <law@redhat.com>
305 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
306 (lookup_avail_expr): Similarly.
308 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
310 * builtins.c (fold_builtin_powi): New function.
311 (fold_builtin_1): Call it.
313 2005-02-10 Steven Bosscher <stevenb@suse.de>
315 PR documentation/19309
316 * doc/cpp.texi: The __GNUC__ and related predefined macros
317 are also defined for the "standalone" cpp.
318 Some non-GCC compilers may also define __GNUC__.
320 2005-02-10 Jakub Jelinek <jakub@redhat.com>
322 PR c/19342
323 * c-typeck.c (common_type): New routine. Old common_type renamed
324 to...
325 (c_common_type): ...this.
326 (build_conditional_expr, build_binary_op): Use c_common_type instead
327 of common_type.
329 2005-02-10 Steven Bosscher <stevenb@suse.de>
331 * doc/md.texi: Replace @samp{length} with @code{length}.
333 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
335 PR tree-optimization/18687
336 * tree-flow.h (find_loop_niter): Declare.
337 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
338 Try using scev even for loops with more than one exit.
339 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
340 (struct ivopts_data): Added niters field.
341 (struct nfe_cache_elt): New.
342 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
343 functions.
344 (tree_ssa_iv_optimize_init): Initialize niters cache.
345 (determine_number_of_iterations): Removed.
346 (find_induction_variables): Do not call determine_number_of_iterations.
347 Access niters for single exit through niter_for_single_dom_exit.
348 (add_iv_outer_candidates): Access niters for single exit through
349 niter_for_single_dom_exit.
350 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
351 number_of_iterations_cond.
352 (iv_period): New function.
353 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
354 (may_replace_final_value): Take data argument. Use
355 niter_for_single_dom_exit.
356 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
357 (rewrite_use_compare): Pass data to may_eliminate_iv.
358 (rewrite_use_outer): Pass data to may_replace_final_value.
359 (free_loop_data): Clean up the niters cache.
360 (tree_ssa_iv_optimize_finalize): Free the niters cache.
361 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
362 * tree-ssa-loop-niter.c (find_loop_niter): New function.
363 (find_loop_niter_by_eval): Use tree_int_cst_lt.
364 (num_ending_zeros): Moved to tree.c.
365 * tree.h (num_ending_zeros): Declare.
366 * tree.c (num_ending_zeros): Moved from tree.c.
368 2005-02-09 Richard Henderson <rth@redhat.com>
370 * builtins.c (DEF_BUILTIN): Add COND argument.
371 * tree.h (DEF_BUILTIN): Likewise.
372 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
373 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
374 match.
375 (DEF_BUILTIN_STUB): New.
376 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
377 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
378 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
379 * c-common.c (DEF_BUILTIN): Add COND argument.
380 * tree.c (local_define_builtin): New.
381 (build_common_builtin_nodes): New.
383 2005-02-09 Roger Sayle <roger@eyesopen.com>
385 * fold-const.c (fold_strip_sign_ops): New function to simplify a
386 floating point expression ignoring the sign of the result.
387 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
388 (fold) <MULT_EXPR>: Use it to simplify x*x.
389 * tree.h (fold_strip_sign_ops): Prototype here.
390 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
391 argument. Use fold_strip_sign_ops to simplify the first argument.
392 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
393 first argument when the second argument is an even integer
394 constant, but only with -funsafe_math_optimizations.
395 (fold_builtin_1): Update call to fold_builtin_copysign.
397 2005-02-09 Ian Lance Taylor <ian@airs.com>
399 PR middle-end/19583
400 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
401 just check whether EH_FILTER_FAILURE falls through.
403 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
405 * gcc/haifa-sched.c (schedule_block): Make queued sched group
406 insns return to ready list in the next turn.
408 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
410 PR middle-end/19402
411 * builtins.def: New __builtin_powi[lf].
412 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
413 (expand_builtin_powi): New function.
414 (expand_builtin): Dispatch to expand_builtin_powi.
415 * libgcc2.h: Add prototypes for __builtin_powi[lf].
416 * libgcc2.c: Add __builtin_powi[lf] implementation.
417 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
418 * optabs.h: Add powi_optab.
419 * optabs.c (init_optabs): Initialize powi_optab.
420 * doc/extend.texi: Document __builtin_powi[lf].
422 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
424 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
425 exists.
427 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
429 PR middle-end/19854
430 * fold-const.c (try_move_mult_to_index): Remove redundant
431 type argument. Create ADDR_EXPR with correct type.
432 (fold): Update callers of try_move_mult_to_index. Convert
433 result to the appropriate type.
435 2005-02-09 Roger Sayle <roger@eyesopen.com>
437 PR target/19597
438 * config/avr/avr.c (default_rtx_costs): Delete.
439 (avr_operand_rtx_cost): New function.
440 (avr_rtx_costs): Completely rewrite.
442 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
444 PR target/19806
445 * config/cris/cris.c (in_code): New variable.
446 (cris_output_addr_const): Now a static function, a wrapper for
447 output_addr_const.
448 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
449 case from old cris_output_addr_const.
450 (cris_asm_output_label_ref): Similar for LABEL_REF.
451 (cris_output_addr_const_extra): Similar for UNSPEC.
452 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
453 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
454 * config/cris/cris-protos.h (cris_output_addr_const): Remove
455 declaration.
456 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
457 (cris_asm_output_label_ref): Declare.
459 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
461 PR preprocessor/19801
462 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
463 filenames that changed when libcpp was moved to the toplevel.
465 2005-02-07 Roger Sayle <roger@eyesopen.com>
467 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
468 zero extensions of BImode operands. Call lowpart_subreg instead
469 of gen_lowpart_common and gen_lowpart_SUBREG.
471 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
473 PR ada/19489
474 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
475 * configure.ac: Set cc_for_cross_gnattools.
476 * configure: Regenerate.
478 2005-02-08 Alan Modra <amodra@bigpond.net.au>
480 PR target/19803
481 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
483 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
485 PR debug/19327
486 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
487 of nested functions.
489 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
491 * doc/extend.texi: Document deprecated extensions allowing
492 static floating-point members to have initializers and allowing
493 floating-point literals in integral constant expressions.
495 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
497 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
498 config/darwin7.h, config/mips/mips.c,
499 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
500 Update copyright.
502 * cse.c: Update comments.
504 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
506 PR middle-end/19775
507 * builtins.c (fold_builtin_sqrt): Transform
508 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
509 pow(x,y*0.5).
511 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
512 Dorit Naishlos <dorit@il.ibm.com>
514 * doc/invoke.texi (ftree-vectorizer-verbose): New.
515 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
516 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
517 was added.
518 * tree.h (vect_set_verbosity_level): New extern function declaration
519 added.
520 * tree-vectorizer.h (verbosity_levels): New enum type.
521 * tree-vectorizer.c (vect_debug_stats): Function removed.
522 (vect_debug_details): Likewise.
523 (vect_verbosity_level): Global variable was defined and initialized.
524 (vect_dump): Global variable definition.
525 (vect_print_dump_info): New function.
526 (vect_set_dump_settings): New function.
527 (vect_set_verbosity_level): New function.
528 (vectorize_loops): Add call to vect_set_dump_settings.
530 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
531 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
532 (slpeel_tree_peel_loop_to_edge): Likewise.
534 (vect_analyze_offset_expr): Call to vect_print_dump_info with
535 appropriate verbosity level instead of call to vect_debug_details
536 or vect_debug_stats.
537 (vect_get_base_and_offset):
538 (vect_create_addr_base_for_vector_ref):
539 (get_vectype_for_scalar_type):
540 (vect_create_data_ref_ptr):
541 (vect_init_vector):
542 (vect_get_vec_def_for_operand):
543 (vect_finish_stmt_generation):
544 (vectorizable_assignment):
545 (vectorizable_operation):
546 (vectorizable_store):
547 (vectorizable_load):
548 (vect_transform_stmt):
549 (vect_update_ivs_after_vectorizer):
550 (vect_do_peeling_for_loop_bound):
551 (vect_update_inits_of_drs):
552 (vect_do_peeling_for_alignment):
553 (vect_transform_loop):
554 (vect_is_simple_use):
555 (vect_analyze_operations):
556 (vect_is_simple_iv_evolution):
557 (vect_analyze_scalar_cycles):
558 (vect_analyze_data_ref_dependence):
559 (vect_analyze_data_ref_dependences):
560 (vect_compute_data_ref_alignment):
561 (vect_enhance_data_refs_alignment):
562 (vect_analyze_data_refs_alignment):
563 (vect_analyze_data_ref_access):
564 (vect_analyze_data_ref_accesses):
565 (vect_analyze_pointer_ref_access):
566 (vect_get_memtag_and_dr):
567 (vect_analyze_data_refs):
568 (vect_mark_relevant):
569 (vect_stmt_relevant_p):
570 (vect_mark_stmts_to_be_vectorized):
571 (vect_can_advance_ivs_p):
572 (vect_get_loop_niters):
573 (vect_analyze_loop_form):
574 (vect_analyze_loop):
575 (vectorize_loops): Likewise.
577 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
578 (vect_update_inits_of_drs):
579 (vect_do_peeling_for_alignment):
580 (vect_transform_loop):
581 (vect_analyze_operations):
582 (vect_analyze_scalar_cycles):
583 (vect_analyze_data_ref_dependences):
584 (vect_analyze_data_refs_alignment):
585 (vect_analyze_data_ref_accesses):
586 (vect_analyze_data_refs):
587 (vect_mark_stmts_to_be_vectorized):
588 (vect_get_loop_niters):
589 (vect_analyze_loop_form):
590 (vect_analyze_loop): Likewise.
591 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
593 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
595 PR bootstrap/19796
596 Revert:
597 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
598 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
599 either -ffast-math or -funsafe-math-optimizations is in use.
601 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
602 * config/mips/irix-csr.c: New file.
603 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
604 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
605 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
606 executables.
608 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
610 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
611 redundant, incorrect definitions.
613 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
614 expand.
615 ("*tls_indirect_call"): New, reference hard regs directly.
616 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
618 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
620 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
621 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
623 2005-02-06 Roger Sayle <roger@eyesopen.com>
625 PR rtl-optimization/19800
626 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
627 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
628 gen_lowpart.
630 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
632 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
634 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
636 PR other/17135
637 * doc/invoke.texi: Correct documentation of -freorder-functions.
639 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
641 PR other/14402
642 * doc/invoke.texi: Don't mention gccbug.
644 2005-02-06 Roger Sayle <roger@eyesopen.com>
645 Andrew Pinski <pinskia@physics.uc.edu>
646 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
648 * simplify-rtx.c (simplify_relational_operation_1): Simplify
649 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
650 into just (zero_extract:SI FOO (const_int 1) BAR).
652 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
654 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
655 macro locally. Don't give last revision date. Use GCC version
656 number from gcc-common.texi.
657 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
658 revision date. Use GCC version number from gcc-common.texi.
659 Describe being a library as current state rather than as 3.x
660 history.
661 * doc/gcc.texi: Remove last update date.
662 * doc/gccint.texi: Likewise. Update copyright dates.
663 * doc/install.texi: Update copyright dates.
665 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
667 PR other/7549
668 * doc/invoke.texi: Mention for each option included in -Wall that
669 it is included in -Wall.
670 * doc/gcc.texi: Update copyright and last modification date.
672 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
674 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
675 unnecessary cast to original induction variable increments.
677 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
679 PR tree-optimization/18219
680 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
681 in distributed form.
683 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
685 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
686 Set bitpos and offset later in the function. Do nothing if the
687 target is a register and if the bitfield lies completely outside
688 that register.
689 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
690 here. Return an uninitialised register if the source value is stored
691 in a register and the bitfield lies completely outside that register.
693 2005-02-06 Steven Bosscher <stevenb@suse.de>
695 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
696 not SET_DEST.
698 2005-02-06 Marcin Dalecki <martin@dalecki.de>
700 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
702 2005-02-06 Geoffrey Keating <geoffk@apple.com>
704 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
705 * config/darwin8.h: New.
706 * config/darwin7.h: Update comment.
708 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
709 Dorit Naishlos <dorit@il.ibm.com>
711 * tree-vectorizer.h (LOC): New type.
712 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
713 (loop_line_number): New field in struct _loop_vec_info.
714 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
716 * tree-vectorizer.c (input.h): Included.
717 (find_loop_location): New function.
718 (vect_debug_stats): Argument changed from loop to LOC. Computation of
719 loop line number removed.
720 (vect_debug_details): Likewise.
721 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
723 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
724 call to vect_debug_details/stats changed from loop to loop_loc.
725 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
726 (slpeel_tree_peel_loop_to_edge): Likewise.
728 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
729 changed from NULL to UNKNOWN_LOC.
730 (vect_get_base_and_offset):
731 (vect_create_addr_base_for_vector_ref):
732 (get_vectype_for_scalar_type):
733 (vect_create_data_ref_ptr):
734 (vect_init_vector):
735 (vect_get_vec_def_for_operand):
736 (vect_finish_stmt_generation):
737 (vectorizable_assignment):
738 (vectorizable_operation):
739 (vectorizable_store):
740 (vectorizable_load):
741 (vect_transform_stmt):
742 (vect_update_ivs_after_vectorizer):
743 (vect_do_peeling_for_loop_bound):
744 (vect_do_peeling_for_alignment):
745 (vect_transform_loop):
746 (vect_is_simple_use):
747 (vect_analyze_operations):
748 (vect_is_simple_iv_evolution):
749 (vect_analyze_scalar_cycles):
750 (vect_analyze_data_ref_dependences):
751 (vect_compute_data_ref_alignment):
752 (vect_enhance_data_refs_alignment):
753 (vect_analyze_data_ref_access):
754 (vect_analyze_data_ref_accesses):
755 (vect_analyze_pointer_ref_access):
756 (vect_get_memtag_and_dr):
757 (vect_analyze_data_refs):
758 (vect_mark_relevant):
759 (vect_stmt_relevant_p):
760 (vect_mark_stmts_to_be_vectorized):
761 (vect_can_advance_ivs_p):
762 (vect_get_loop_niters):
763 (vect_analyze_loop):
764 (vectorize_loops): Likewise.
766 (vectorizable_load): Argument in call to vect_debug_details/stats
767 changed from loop to LOOP_LOC (loop_vinfo).
768 (vect_transform_loop):
769 (vect_analyze_operations):
770 (vect_analyze_scalar_cycles):
771 (vect_analyze_data_ref_dependence):
772 (vect_enhance_data_refs_alignment):
773 (vect_analyze_data_ref_accesses):
774 (vect_analyze_pointer_ref_access):
775 (vect_analyze_data_refs):
776 (vect_analyze_loop): Likewise.
778 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
779 changed from loop to loop_loc.
781 (vect_enhance_data_refs_alignment): Removed unused variable loop.
783 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
784 Dorit Naishlos <dorit@il.ibm.com>
786 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
787 declaration added.
788 (vect_analyze_data_ref_dependences): Likewise.
790 (vect_is_simple_use): Argument changed from loop structure to
791 loop_vect_info structure.
792 (vect_can_advance_ivs_p): Likewise.
793 (vect_create_index_for_vector_ref): Likewise.
794 (vect_update_ivs_after_vectorizer): Likewise.
795 (new_stmt_vec_info): Likewise.
797 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
798 changed from loop to loop_vinfo.
799 (vect_create_data_ref_ptr): First argument in call to
800 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
801 (vectorizable_assignment): Second argument in call to vect_is_simple_use
802 was changed from loop to loop_vinfo.
803 (vectorizable_operation): Likewise.
804 (vectorizable_store): Likewise.
805 (vect_mark_stmts_to_be_vectorized): Likewise.
806 (vect_do_peeling_for_loop_bound): First argument in call to
807 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
808 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
809 was changed from loop to loop_vinfo.
810 (vect_analyze_data_ref_dependences): Third argument in call to
811 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
813 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
814 (vect_create_data_ref_ptr): Likewise.
815 (vect_init_vector): Likewise.
816 (vect_get_vec_def_for_operand): Likewise.
817 (vectorizable_assignment): Likewise.
818 (vectorizable_operation): Likewise.
819 (vectorizable_store): Likewise.
820 (vectorizable_load): Likewise.
821 (vect_update_ivs_after_vectorizer): Likewise.
822 (vect_is_simple_use): Likewise.
823 (vect_analyze_data_ref_dependence): Likewise.
824 (vect_analyze_pointer_ref_access): Likewise.
825 (vect_can_advance_ivs_p): Likewise.
827 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
828 before _stmt_vec_info.
829 (_stmt_vec_info): Loop field replaced by loop_vec_info.
830 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
831 (new_stmt_vec_info): Argument changed from loop structure to
832 loop_vect_info structure
834 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
835 (vect_analyze_offset_expr): Avoid 80 columns overflow.
836 (vect_create_addr_base_for_vector_ref): Likewise.
837 (vect_analyze_pointer_ref_access): Likewise.
839 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
841 PR tree-opt/19768
842 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
843 phi flag if the phi is abnormal.
845 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
847 PR tree-opt/19736
848 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
849 information for the new statement.
851 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
853 PR driver/19117
854 * gcc.c (main): Include the target in -v output.
856 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
858 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
859 Do not drop the extend if we'd have to add a paradoxical subreg
860 later. Include optabs.h and insn-codes.h.
861 * Makefile.in (combine.o): Depend on $(OPTABS_H).
863 2005-02-02 Roger Sayle <roger@eyesopen.com>
865 PR middle-end/19405
866 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
867 * fold-const.c (const_binop): Avoid constant folding floating
868 point operations in modes that use composite representations.
869 * simplify-rtx.c (simplify_binary_operation): Likewise.
871 2005-02-02 Geoffrey Keating <geoffk@apple.com>
873 * config/rs6000/altivec.md (altivec_dst): Make the first operand
874 a REG, not a MEM.
875 (altivec_dstt): Likewise.
876 (altivec_dstst): Likewise.
877 (altivec_dststt): Likewise.
878 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
879 of first operand.
881 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
883 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
884 EXPR_LOCUS from orig_cond to the new cond_stmt.
885 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
886 the new vec_stmt.
888 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
890 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
891 standard_iv_increment_position. Remove call to bsi_next
892 (no need to bump the iterator anymore).
893 (vect_create_index_for_vector_ref): Call
894 standard_iv_increment_position. Remove second function argument.
895 (vect_finish_stmt_generation): Remove call to bsi_next
896 (no need to bump the iterator anymore).
897 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
898 to vect_create_index_for_vector_ref.
900 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
902 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
903 phis are used out of the loop.
905 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
907 PR c/17807
908 * c-decl.c (undef_nested_function): New variable.
909 (pop_scope): Diagnose undefined nested functions.
910 (finish_function): Don't attempt cgraph processing or genericizing
911 if current top-level function contained an undefined nested
912 function. Reset undef_nested_function at the end of a top-level
913 function.
915 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
917 * tree.c (build_int_cst_type): Take sign of the value into account
918 when deciding whether sign extend the value.
920 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
922 PR c/18502
923 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
924 (cpp_options, cc1_options): Change %{std*&ansi} to
925 %{std*&ansi&trigraphs}.
927 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
929 * cse.c: Update comments.
931 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
933 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
934 arguments go on the stack. Do not put complex doubles in odd/even
935 pairs.
937 2005-02-02 Steven Bosscher <stevenb@suse.de>
939 * doc/invoke.texi: Update the options enabled at -O1, -O2,
940 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
941 -ftree-pre, and -fthread-jumps.
943 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
945 PR tree-optimization/19578
946 * tree-flow.h (modified_noreturn_calls): Declare.
947 (noreturn_call_p): Declare.
948 * tree-flow-inline.h (noreturn_call_p): New function.
949 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
950 * tree-cfg.c (modified_noreturn_calls): New variable.
951 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
952 that contain a mid-block noreturn call.
953 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
955 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
957 * df.c (df_def_record_1, df_uses_record): Don't use
958 DF_FOR_REGALLOC.
959 * df.h (DF_FOR_REGALLOC): Remove.
961 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
963 PR c/19435
964 * c-typeck.c (really_start_incremental_init): Reset
965 constructor_max_index for arrays of incomplete type.
967 2005-02-02 Jeff Law <law@redhat.com>
969 * gcse.c (struct reg_set): Store the block index where the register
970 was set rather than the setting insn.
971 (record_one_set, compute_transp): Corresponding changes.
972 (pre_insert_copy_insn): Do not call replace_one_set.
973 (replace_one_set): Remove.
975 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
977 PR other/15514
978 * doc/gcov.texi: Fix typo.
980 2005-02-01 Richard Henderson <rth@redhat.com
982 PR target/19680
983 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
984 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
985 type to bool.
986 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
987 * config/i386/i386-protos.h: Update.
989 2005-02-01 Steven Bosscher <stevenb@suse.de>
991 PR tree-optimization/19217
992 * tree-cfg.c (verify_expr): Use the data field to see if TP was
993 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
994 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
995 that it is walking a PHI node.
997 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
999 * doc/extend.texi (Nested Functions): Update.
1001 2005-02-01 Richard Henderson <rth@redhat.com>
1003 PR 19696
1004 * optabs.c (expand_copysign_absneg): Export.
1005 * optabs.h (expand_copysign_absneg): Declare.
1006 * config/rs6000/rs6000.md (copysigntf3): New.
1008 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1010 PR tree-optimization/19633
1011 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1012 * tree-ssa-alias.c (init_alias_info): Initialize.
1013 (merge_pointed_to_info): Set.
1014 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1015 (dump_points_to_info_for): Show value of pt_null.
1016 (struct count_ptr_d): Declare.
1017 (find_ptr_dereference): Remove.
1018 (ptr_is_dereferenced_by): Remove.
1019 (count_ptr_derefs): New local function.
1020 (count_uses_and_derefs): New local function.
1021 (compute_points_to_and_addr_escape): Call it. If the number
1022 of dereferences is greater than zero, mark the pointer as
1023 dereferenced. If there are fewer dereferences than uses of
1024 the pointer, the pointer's value escapes.
1026 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1028 PR tree-optimization/19670
1029 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1030 here...
1031 (verify_use): ... set it here, instead.
1033 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1035 * doc/sourcebuild.texi (Test directives): Fix formatting.
1037 * doc/sourcebuild.texi (Test directives): Describe selector
1038 expressions.
1040 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1042 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1043 specific 64-bit CPUs.
1045 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1047 PR target/16201
1048 * arm.c (arm_eliminable_register): New function.
1049 (adjacent_mem_locations): Don't allow eliminable registers. Use
1050 HOST_WIDE_INT for address offsets.
1051 * arm-protos.h (arm_eliminable_register): Add prototype.
1053 2005-02-01 Steven Bosscher <stevenb@suse.de>
1055 PR optimization/15242
1056 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1057 * basic-block.h (duplicate_computed_gotos): Add prototype.
1058 * bb-reorder.c (duplicate_computed_gotos): New function to
1059 duplicate sufficiently small blocks ending in a computed jump.
1060 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1061 if not optimizing for size.
1062 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1063 never do tail merging for blocks ending in a computed jump.
1064 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1066 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1068 Patch from Richard Sandiford <rsandifo@redhat.com>
1069 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1070 from inheriting a subreg equivalence with a non-spill register.
1072 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1074 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1076 * config/frv/frv.c (movcc_fp_destination_operand): New.
1077 (gpr_or_memory_operand): Fix typo in comment.
1078 (gpr_or_memory_operand_with_scratch): New.
1079 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1080 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1081 movcc_fp_destination_operand.
1082 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1083 Legitimize memory addresses using a scratch register.
1085 2005-01-31 Jeff Law <law@redhat.com>
1087 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1088 bitmap a sparse bitmap instead of a simple bitmap.
1089 (mark_def_sites_initialize_block): Corresponding changes.
1090 (ssa_mark_def_sites_initialize_block): Likewise.
1091 (ssa_mark_phi_uses): Likewise.
1092 (mark_def_site, ssa_mark_def_sites): Likewise.
1093 (mark_def_site_blocks): Likewise.
1094 (rewrite_ssa_into_ssa): Likewise.
1096 * tree-ssa-dom.c (record_cond): Pass correct variable type
1097 for last argument to htab_find_slot_with_hash.
1099 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1100 effects when optimizing 0 % X. Do not try to optimize X % 0.
1102 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1104 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1105 1_mmalua.
1107 2005-02-01 Eric Christopher <echristo@redhat.com>
1109 * config/mips/mips.c (override_options): Warn if -mint64
1110 is used.
1111 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1112 deprecated.
1114 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1116 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1117 timestamp.
1118 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1119 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1120 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1121 (cached_regno): Initialize to INVALID_REGNUM.
1122 (cse_reg_info_table_size,
1123 cse_reg_info_table_first_uninitialized,
1124 cse_reg_info_timestamp): New.
1125 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1126 get_cse_reg_info.
1127 (init_cse_reg_info, get_cse_reg_info_1): New.
1128 (get_cse_reg_info): Cache the last look-up.
1129 (new_basic_block): Update the code to clear mappings from
1130 registers to cse_reg_info entries.
1131 (cse_main): Call init_cse_reg_info.
1133 * cse.c (get_cse_reg_info): Update a comment.
1135 2005-01-31 Steven Bosscher <stevenb@suse.de>
1137 PR c/19333
1138 * c-decl.c (start_decl): Do not warn about arrays of elements with
1139 an incomplete type here.
1140 (grokdeclarator): Do it here by making a pedwarn an error.
1141 * c-typeck.c (push_init_level): If there were previous errors with
1142 the constructor type, do not warn about braces for initializers.
1143 (process_init_element): Likewise for excess initializer elements.
1145 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1147 * cse.c (delete_trivially_dead_insn): Don't iterate.
1149 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1151 * config/rs6000/rs6000.md (copysignsf3): New expand.
1152 (copysigndf3): Likewise.
1154 2005-01-31 Steven Bosscher <stevenb@suse.de>
1156 * recog.c (constrain_operands): Only look for earlyclobber operand
1157 conflicts if an '&' constraint was seen.
1159 2005-01-31 Marc Espie <espie@openbsd.org>
1161 * config.gcc: Don't include embedded systems fragment, switches default
1162 debugging format to ELF.
1163 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1164 longer pick it up there.
1166 2005-01-31 Dale Johannesen <dalej@apple.com>
1168 * doc/extend.texi (nested functions): Fix linkage description.
1169 Clarify that static is not allowed.
1171 2005-01-31 Dale Johannesen <dalej@apple.com>
1173 * config/rs6000/darwin.md (movsf_low_di): Make work.
1174 (movdf_low_di): Make work.
1176 2005-01-31 Dale Johannesen <dalej@apple.com>
1178 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1179 Make work for 64 bit.
1181 2005-01-31 Roger Sayle <roger@eyesopen.com>
1182 Dale Johannesen <dalej@apple.com>
1184 PR middle-end/19650
1185 * fold-const.c (fold_binary_op_with_conditional_arg):
1186 Make types match original operands, before STRIP_NOPS.
1188 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1190 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1191 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1192 (struct gcc_sigcontext): Delete. Merge contents to..
1193 (struct gcc_ucontext): ..here.
1194 (get_sigcontext): Delete.
1195 (get_regs): New function, like get_sigcontext but return regs ptr.
1196 64-bit version finds regs from r1 to support vdso.
1197 (ppc_linux_aux_vector): New function.
1198 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1199 and vector regs.
1201 2005-01-31 Ira Rosen <irar@il.ibm.com>
1203 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1204 sizetype.
1205 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1206 redundant fold. Fix misalignment for MINUS_EXPR.
1207 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1208 (vect_analyze_pointer_ref_access): Likewise.
1209 (vect_get_memtag_and_dr): Likewise.
1211 2005-01-31 Richard Henderson <rth@redhat.com>
1213 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1214 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1215 absnegdf2_i387, absnegxf2_i387): Likewise.
1217 2005-01-31 Richard Henderson <rth@redhat.com>
1219 PR 19696
1220 * optabs.c (expand_copysign_absneg): New.
1221 (expand_copysign_bit): Split out from ...
1222 (expand_copysign): ... here. Use expand_copysign_absneg.
1224 2005-01-30 Roger Sayle <roger@eyesopen.com>
1226 PR middle-end/19697
1227 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1228 constant as the second operand and a register as the third.
1230 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1232 PR target/19704
1233 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1234 that dllimport'd functions do not use all call-clobbered registers
1235 to pass parameters.
1237 2005-01-30 Richard Henderson <rth@redhat.com>
1239 PR 19696
1240 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1241 expand_abs_nojump and generalize. Use operand_subword and
1242 emit_no_conflict_block. Support large modes.
1243 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1244 back to maximum.
1245 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1246 negation to subtraction.
1247 (expand_copysign): Check that the format has signed zeros.
1248 Use operand_subword and emit_no_conflict_block. Support large modes.
1250 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1252 Fix PR tree-optimization/19624
1254 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1255 * tree-ssa-pre.c: Add cfgloop.h.
1256 Update comment.
1257 (pre_stats): New member, constified.
1258 (inserted_exprs): New static variable.
1259 (NECESSARY): New macro.
1260 (create_expression_by_pieces): Fold the expression, and
1261 mark it as defaulting to not necessary. Also put in
1262 inserted_exprs.
1263 (fully_constant_expression): New function.
1264 (insert_into_preds_of_block): Modify to not insert phis when we
1265 are playing with induction variables.
1266 Push phis onto the inserted_exprs vector, and mark them as not
1267 necessary by default.
1268 (insert_aux): Call fully_constant_expression on eprime.
1269 If all edges produce the same value, mark it constant.
1270 (mark_operand_necessary): New function.
1271 (remove_dead_inserted_code): New function.
1272 (init_pre): Init loop optimizer to get loop info.
1273 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1274 (execute_pre): Commit edge inserts, then remove dead code.
1276 2005-01-30 Richard Henderson <rth@redhat.com>
1278 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1279 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1281 2005-01-30 Richard Henderson <rth@redhat.com>
1283 PR target/19700
1284 * config/i386/i386.c (ix86_expand_copysign): New.
1285 (ix86_split_copysign_const): New.
1286 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1287 rearrange op1/nmask operands.
1288 * config/i386/i386-protos.h: Update.
1289 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1290 (copysigndf3): Likewise.
1291 (copysignsf3_const, copysigndf3_const): New.
1292 (copysignsf3_var): Rename from copysignsf3, split out splitter
1293 and fix split predicate for X constraint.
1294 (copysigndf3_var): Similarly.
1296 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1298 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1299 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1300 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1302 2005-01-29 Richard Henderson <rth@redhat.com>
1304 PR target/19690
1305 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1306 of # and * in constraints.
1308 2005-01-29 Richard Henderson <rth@redhat.com>
1310 PR middle-end/19689
1311 * expr.c (store_field): Don't strip sub-mode cast when the input
1312 data is even smaller.
1314 2005-01-29 Richard Henderson <rth@redhat.com>
1316 PR middle-end/19687
1317 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1318 union being empty.
1320 2005-01-29 Richard Henderson <rth@redhat.com>
1322 * combine.c (make_field_assignment): Fix argument order
1323 to gen_int_mode.
1325 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1327 PR tree-optimization/15791
1328 * fold-const.c (extract_array_ref): New function.
1329 (fold): Fold comparisons between &a[i] and &a[j] or
1330 semantically equivalent trees.
1332 2005-01-29 Jeff Law <law@redhat.com>
1334 * gcse.c (insert_expr_in_table): Revamp handling of available
1335 and anticipatable occurrence lists to avoid unnecessary list
1336 walking.
1337 (insert_set_in_table): Similarly.
1339 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1341 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1342 build string type.
1343 (c_build_qualified_type): Build qualified array types with
1344 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1345 * c-decl.c (c_make_fname_decl): Build unqualified array type
1346 before qualified type.
1347 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1348 type is qualified, not just if type itself is. Don't apply
1349 qualifiers to array type when declarator is processed. Apply
1350 qualifiers to field type whether or not it is an array type.
1351 Don't handle array types specially for applying qualifiers to
1352 variables.
1353 * c-typeck.c (composite_type): Build unqualified element type and
1354 array type when forming composite of array types.
1355 (common_pointer_type, comptypes, comp_target_types,
1356 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1357 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1358 types.
1359 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1360 (args2) in variables a1 and a2.
1362 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1364 * cse.c (n_elements_made, max_elements_made): Remove.
1365 (insert): Don't touch n_elements_made.
1366 (cse_main): Don't touch n_elements_made or max_elements_made.
1368 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1370 PR target/15384
1371 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1372 configuration part of dp-bit.c to be lost.
1374 2005-01-28 Roger Sayle <roger@eyesopen.com>
1376 * expmed.c (expand_mult_highpart_optab): When attempting to use
1377 a non-widening multiplication in a wider mode, the operands need
1378 to be converted (zero or sign extended) to that mode.
1380 2005-01-28 Ian Lance Taylor <ian@airs.com>
1382 PR middle-end/16558
1383 PR middle-end/19583
1384 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1385 through if both operands fall through.
1387 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1389 * cse.c (fold_rtx) <PC>: Don't optimize.
1391 2005-01-28 Jeff Law <law@redhat.com>
1393 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1394 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1396 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1398 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1399 cse_reg_info_used_list_end): Remove.
1400 (cse_reg_info_list, cse_reg_info_list_free): New.
1401 (get_cse_reg_info): When allocating an instance of
1402 cse_reg_info, add it to the beginning of the cse_reg_info_list
1403 list. Remove code to maintain cse_reg_info_used_list.
1404 (new_basic_block): Reset the free list to the beginning of
1405 cse_reg_info_list.
1407 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1409 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1410 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1411 (frv_expand_mdpackh_builtin): New function.
1412 (frv_expand_builtin): Use it to expand __MDPACKH.
1413 * doc/extend.texi (__MDPACKH): Update documentation.
1415 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1417 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1418 SSE_FLOAT_MODE_P for use_sse computation.
1420 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1422 PR target/19663
1423 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1425 2005-01-27 Richard Henderson <rth@redhat.com>
1427 * builtins.c (expand_builtin_copysign): New.
1428 (expand_builtin): Call it.
1429 * genopinit.c (optabs): Add copysign_optab.
1430 * optabs.c (init_optabs): Initialize it.
1431 (expand_copysign): New.
1432 * optabs.h (OTI_copysign, copysign_optab): New.
1433 (expand_copysign): Declare.
1435 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1436 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1438 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1439 (ix86_expand_fp_absneg_operator): ... here.
1440 (ix86_split_copysign): New.
1441 * config/i386/i386-protos.h: Update.
1442 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1443 (copysignsf3, copysigndf3): New.
1445 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1446 (copysignsf3, ncopysignsf3): New.
1447 (copysigndf3, ncopysigndf3): New.
1448 (copysignxf3, ncopysignxf3): New.
1449 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1451 2005-01-27 Arend Bayer <arend.bayer@web.de>
1452 Kazu Hirata <kazu@cs.umass.edu>
1454 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1455 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1456 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1457 NULL_RTX.
1459 2005-01-27 Jeff Law <law@redhat.com>
1461 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1462 definitions of SSA_NAMEs which are not being rewritten.
1463 (rewrite_ssa_into_ssa): Only initialize the current definition
1464 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1465 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1466 SSA_NAMEs before returning.
1468 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1470 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1471 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1472 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1473 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1474 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1476 2005-01-27 Steven Bosscher <stevenb@suse.de>
1478 PR middle-end/17278
1479 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1480 higher to -O2 and higher. Likewise for tree PRE.
1481 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1482 and better.
1484 2005-01-27 Ian Lance Taylor <ian@airs.com>
1486 PR middle-end/19583
1487 * gimple-low.c (try_catch_may_fallthru): New static function.
1488 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1489 * tree-inline.c (expand_call_inline): Don't warn about reaching
1490 the end of a non-void function being inlined if the function uses
1491 a return slot.
1493 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1495 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1497 PR c/18946
1498 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1499 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1500 (implicitly_declare): Handle error_mark_node.
1502 2005-01-27 Richard Henderson <rth@redhat.com>
1504 PR tree-opt/14329
1505 * tree.h (struct tree_decl): Add debug_expr_is_from.
1506 (DECL_DEBUG_EXPR_IS_FROM): New.
1507 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1508 * dwarf2out.c (dwarf2out_var_location): Update to match.
1509 * tree-outof-ssa.c (create_temp): Likewise.
1510 * var-tracking.c (track_expr_p): Likewise.
1511 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1512 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1513 * toplev.c (default_tree_printer): Likewise.
1515 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1517 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1518 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1520 2005-01-27 Steven Bosscher <stevenb@suse.de>
1522 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1523 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1524 ASM_CLOBBERS): Add tree checks.
1526 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1527 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1528 * c-common.def (SWITCH_STMT): Update to match.
1529 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1530 macros instead of SWITCH_EXPR ones.
1531 * c-dump.c (c_dump_tree): Likewise.
1532 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1533 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1535 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1537 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1539 * unwind-dw2.c (execute_stack_op): Add missing cases for
1540 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1542 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1544 * config.gcc (Obsolete configurations): Remove 'dummy', add
1545 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1546 sparc-*-openbsd*.
1548 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1550 PR tree-optimization/19633
1551 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1552 CALL_EXPRs.
1553 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1554 are no call-clobbered variables.
1555 * tree-outof-ssa.c (check_replaceable): Return false for calls
1556 with side-effects.
1558 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1560 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1561 even for variables with NULL DECL_INITIAL.
1563 2005-01-26 Stuart Hastings <stuart@apple.com>
1565 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1567 2005-01-26 Richard Henderson <rth@redhat.com>
1569 PR middle-end/18008
1570 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1571 field's type.
1572 * expr.c (store_field): Strip conversions to odd-bit-sized types
1573 if the destination field width matches.
1575 2005-01-26 Richard Henderson <rth@redhat.com>
1577 * c-decl.c, expmed.c, expr.c: Revert last change.
1579 2005-01-26 Richard Henderson <rth@redhat.com>
1581 PR middle-end/18008
1582 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1583 field's type.
1584 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1585 if we don't need the bits above those present in the current mode.
1586 * expr.c (store_field): Strip conversions to odd-bit-sized types
1587 if the destination field width matches.
1589 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1591 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1592 either -ffast-math or -funsafe-math-optimizations is in use.
1594 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1596 PR target/19293
1597 PR target/19329
1598 * config/avr/avr.c (notice_update_cc): Only set condition code for
1599 ashrqi3 if shift count > 0.
1600 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1601 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1602 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1603 count <= 0 as a no-op, and shift count >= width by copying zero
1604 or sign bit to all bits of the result.
1605 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1606 count, with attribute "length" set to 0 and "cc" set to "none".
1608 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1610 * doc/invoke.texi: Document -mTLS.
1612 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1613 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1614 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1615 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1616 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1617 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1618 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1619 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1621 * configure.ac: Check for a TLS capable gas.
1623 * configure: Regenerate.
1625 2005-01-26 Richard Henderson <rth@redhat.com>
1627 PR middle-end/18008
1628 * combine.c (make_field_assignment): Simplify store to zero_extract
1629 from a source with an overlapping mask.
1631 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1633 2004-11-11 Eric Christopher <echristo@redhat.com>
1635 * config/frv/frv.md: Add fr400_integer automaton. Don't
1636 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1637 to TYPE_MACC.
1639 2005-01-26 Steven Bosscher <stevenb@suse.de>
1641 PR middle-end/16585
1642 * cfgbuild.c (make_edges): Do not clear or set
1643 current_function_has_computed_jump.
1644 * function.h (struct function): Remove the has_computed_jump field.
1645 (current_function_has_computed_jump): Do not define.
1646 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1647 in a computed jump. Ignore current_function_has_computed_jump.
1649 2005-01-26 Richard Henderson <rth@redhat.com>
1651 PR middle-end/19515
1652 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1653 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1654 fully initialized.
1655 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1656 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1657 objects into static storage if they have more than one non-zero value.
1658 * tree.h (categorize_ctor_elements): Update decl.
1660 2005-01-26 Steven Bosscher <stevenb@suse.de>
1662 PR middle-end/19616
1663 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1664 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1665 to this function from 2004-07-10.
1666 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1667 the current function for tail call optimizations if the address
1668 of one of it its arguments is taken.
1670 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1672 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1674 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1676 * function.c (expand_function_end): If current_function_calls_alloca,
1677 emit stack restore in a place that is reached when the function falls
1678 through at the end.
1680 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1682 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1683 rule to avoid matching inappropriate suffix rule.
1685 2005-01-26 Jan Hubicka <jh@suse.cz>
1687 PR tree-optimization/19241
1688 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1690 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1692 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1693 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1694 of doubling.
1695 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1696 <sim*>: Always use crt1.o, regardless of N in simN.
1697 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1698 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1699 (CRT_CALL_STATIC_FUNCTION): Remove.
1700 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1701 use crt1.o, regardless of N in simN.
1702 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1703 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1704 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1705 case isystem setting.
1706 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1708 2005-01-25 Ian Lance Taylor <ian@airs.com>
1710 * gimple-low.c (block_may_fallthru): Correct handling of
1711 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1713 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1715 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1716 handlers to match indentation; nested under the mtune=* handler.
1717 Similar for mcpu= and march=.
1719 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1721 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1722 * config/mips/linux64.h (LIB_SPEC): Likewise.
1723 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1724 * config/sh/linux.h (LIB_SPEC): Likewise.
1726 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1728 * config/frv/frv.c (frv_legitimize_tls_address): New.
1729 (TARGET_HAVE_TLS): Define.
1730 (FRV_SYMBOL_REF_TLS_P): Define.
1731 (frv_override_options): Handle new register classes.
1732 (frv_legitimate_address_p): Reject tls addresses.
1733 (frv_legitimize_address): Handle TLS addresses.
1734 (gen_inlined_tls_plt): New.
1735 (gen_tlsmoff): New.
1736 (frv_legitimize_tls_address): New.
1737 (unspec_got_name): Add TLS entries.
1738 (got12_operand): Add R_FRV_TLSMOFF12 case.
1739 (frv_emit_move): Fixup TLS addresses.
1740 (frv_emit_movsi): Legitimize TLS addresses.
1742 * config/frv/frv.h (MASK_BIG_TLS): New.
1743 (TARGET_BIG_TLS): New.
1744 (HAVE_AS_TLS): Define.
1745 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1746 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1747 (REG_CLASS_NAMES): Same.
1748 (REG_CLASS_CONTENTS): Same.
1749 (CONSTRAINT_LEN): New.
1750 (REG_CLASS_FROM_CONSTRAINT): New.
1751 (PREDICATE_CODES): Add symbolic_operand.
1753 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1754 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1755 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1756 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1757 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1758 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1759 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1760 GR9_REG, GR14_REG, LRREG.
1761 (type): Add load_or_call attribute.
1762 ("load_or_call"): New reservation.
1763 ("call_gettlsoff"): New.
1764 ("tls_indirect_call"): New.
1765 ("tls_load_gottlsoff12"): New.
1766 ("tlsoff_hilo"): New.
1767 ("tls_tlsdesc_ldd"): New.
1768 ("tls_tlsoff_ld"): New.
1769 ("tls_lddi"): New.
1771 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1773 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1775 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1776 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1777 * config/frv/frv.c (TLS_BIAS): Define.
1778 (frv_output_dwarf_dtprel): New.
1780 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1782 PR rtl-optimization/19579
1783 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1784 both A and B, see if they don't clobber registers the other expr uses.
1786 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1788 * real.c (do_add): Initialize signalling and canonical members.
1790 * real.c (real_from_integer): Zero out destination.
1792 2005-01-18 Jan Hubicka <jh@suse.cz>
1794 PR tree-optimize/19337
1795 * tree-inline.c (initialize_inlined_parameters): Copy
1796 saved_static_chain_decl only.
1798 2005-01-25 Richard Henderson <rth@redhat.com>
1800 PR target/19556
1801 PR target/19584
1802 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1803 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1804 80387 enabled, to return a proper subclass. Return the subset that
1805 overlaps with GENERAL_REGS for PLUS.
1806 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1808 2005-01-25 Richard Henderson <rth@redhat.com>
1810 PR middle-end/19609
1811 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1813 2005-01-25 Roger Sayle <roger@eyesopen.com>
1815 * expmed.c (choose_multiplier): Change interface to return the
1816 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1817 (expand_divmod): Update calls to choose_multiplier.
1819 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1821 PR middle-end/19330
1822 * expmed.c (extract_bit_field): Use adjust_address instead of
1823 gen_lowpart when op0 is a MEM.
1825 2005-01-24 Steven Bosscher <stevenb@suse.de>
1827 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1829 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1831 * config/mips/irix-csr.c: New file.
1832 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1833 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1834 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1835 executables.
1837 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1839 PR bootstrap/19364
1840 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1841 sparc/elf.h, add sparc/sp-elf.h.
1842 (sparc-*-rtems*): Likewise.
1843 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1844 tm-dwarf2.h, add sparc/sp-elf.h.
1845 (sparc86x-*-elf): Likewise.
1846 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1847 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1848 TARGET_OS_CPP_BUILTINS.
1849 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1850 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1851 Undefine it.
1852 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1853 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1854 (SWITCH_TAKES_ARG): Likewise.
1855 (LOCAL_LABEL_PREFIX): Likewise.
1856 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1857 (TARGET_N_FORMAT_TYPES): Delete.
1858 (TARGET_FORMAT_TYPES): Likewise.
1859 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1860 * config/sparc/elf.h: Delete.
1861 * config/sparc/sp-elf.h: New file.
1863 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1865 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1866 * tree-flow.h: Remove the corresponding prototype.
1867 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
1868 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
1870 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1872 PR target/17751
1873 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
1874 for AIX ABI or ELF -fPIC.
1875 (rs6000_emit_load_toc_table): Don't create toc_section here.
1876 (rs6000_xcoff_file_start): Nor here.
1878 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
1880 * sh.c (ra.h): Don't #include.
1881 (hard_regs_intersect_p): New function, resurrected from ra.c.
1883 * sh.c: Fix 1996 Copyright.
1885 2005-01-24 Richard Henderson <rth@redhat.com>
1886 Aldy Hernandez <aldyh@redhat.com>
1888 * regrename.c (note_sets): Handle subregs.
1890 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
1892 PR bootstrap/18058
1893 * genconditions.c (write_header, write_conditions): Elide file if
1894 not GCC >= 3.0.1.
1896 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1898 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
1899 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
1900 Update copyright.
1902 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1904 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
1905 expand_builtin_printf, expand_builtin_fprintf,
1906 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
1907 checking against POINTER_TYPE.
1908 (validate_arglist): Handle POINTER_TYPE code by checking
1909 POINTER_TYPE_P.
1911 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
1913 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
1914 init_rtlanal): New.
1915 (for_each_rtx): Call for_each_rtx_1.
1916 * rtl.h (init_rtlanal): Declare.
1917 * toplev.c (backend_init): Call init_rtlanal.
1919 2005-01-24 Jakub Jelinek <jakub@redhat.com>
1921 * flow.c (propagate_one_insn): Formatting.
1923 PR middle-end/19551
1924 * flow.c (libcall_dead_p): Be more conservative if unsure.
1925 If there are any instructions between insn and call, see if they are
1926 all dead before saying the libcall is dead.
1928 2005-01-24 Uros Bizjak <uros@kss-loka.si>
1930 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
1931 operand constraint for operand 0.
1933 2005-01-23 Richard Henderson <rth@redhat.com>
1935 PR 19486
1936 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
1937 edges leading to join block.
1939 2005-01-23 Roger Sayle <roger@eyesopen.com>
1941 * expmed.c (expand_mult_highpart): Make static. Change type of
1942 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
1943 (expand_divmod): Updates calls to expand_mult_highpart by using
1944 gen_int_mode to pass a CONST_INT rtx.
1945 * rtl.h (expand_mult_highpart): Remove prototype.
1947 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1949 * flow.c (regset_bytes, regset_size): Remove.
1951 * cfganal.c: Fix a reference to Harvey's paper.
1953 2005-01-23 Steven Bosscher <stevenb@suse.de>
1955 PR rtl-optimization/19464
1956 * tree-optimize.c (init_tree_optimization_passes): Add one more
1957 copyrename pass just before out-of-ssa.
1959 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
1961 PR bootstrap/18058
1962 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
1963 * ggc-none.c (ggc_free): Define.
1965 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1967 * cse.c (max_reg, max_insn_uid): Remove.
1968 (cse_main): Don't access max_reg or max_insn_uid.
1970 * c-common.c (explicit_flag_signed_bitfields,
1971 lang_statement_code_p, lang_expand_function_end): Remove.
1972 * c-common.h: Remove the corresponding declarations.
1973 * c-opts.c (c_common_handle_option): Remove all write access
1974 to explicit_flag_signed_bitfields.
1976 * cgraph.c (cgraph_varpool_n_nodes): Remove.
1977 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
1978 * cgraph.h: Remove the corresponding declaration.
1980 * gcse.c (null_pointer_info): Remove.
1982 2005-01-23 Roger Sayle <roger@eyesopen.com>
1983 Eric Botcazou <ebotcazou@libertysurf.fr>
1985 * combine.c (simplify_logical): Only simplify logical expressions
1986 of the form ior(and(x,y),z) by the inverse distributive law if the
1987 result is cheaper than the original.
1989 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
1991 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
1992 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
1993 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
1994 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
1995 config/freebsd-spec.h, config/arm/arm.h,
1996 config/h8300/h8300.md, config/i386/i386.md,
1997 config/i386/predicates.md, config/i386/sse.md,
1998 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
1999 config/vax/vax.md: Fix comment typos. Follow spelling
2000 conventions.
2002 2005-01-23 Steven Bosscher <stevenb@suse.de>
2004 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2005 tests, instead of `less than'.
2007 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2009 * function.c (assign_parm_setup_block): When creating a new stack slot
2010 for a parameter, get its alignment from the parameter's DECL_ALIGN
2011 rather than the type's TYPE_ALIGN. Make sure that the parameter
2012 is at least word aligned.
2014 2005-01-22 Roger Sayle <roger@eyesopen.com>
2016 PR middle-end/19378
2017 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2019 2005-01-22 Richard Henderson <rth@redhat.com>
2021 PR target/19506
2022 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2023 in both compare operands.
2024 (movdfcc_1_sse_max): Likewise.
2025 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2026 (movdfcc_1_sse): Likewise.
2027 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2028 scratch register as needed.
2030 2005-01-22 Richard Henderson <rth@redhat.com>
2032 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2034 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2036 2005-01-22 Richard Henderson <rth@redhat.com>
2038 * genopinit.c (optabs): Use smin/smax for floating point too.
2039 * doc/md.texi: Update to match. Clarify that floating point
2040 results are undefined for +0/-0 and NaN.
2041 * doc/rtl.texi: Likewise.
2042 * rtl.def (SMIN, SMAX): Likewise
2043 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2045 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2046 leading 's' to the name.
2047 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2048 smaxxf3, sminxf3): Likewise.
2049 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2050 Likewise.
2052 2005-01-22 Paul Brook <paul@codesourcery.com>
2054 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2056 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2058 * config/s390/s390.c (struct processor_costs): New fields
2059 dlgr, dlr, dr, dsgfr, dsgr.
2060 (z900_cost, z990_cost): Values for new fields.
2061 (s390_rtx_costs): New cases MEM und COMPARE in switch
2062 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2063 DIV, MOD, UDIV, UMOD.
2065 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2067 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2068 into the register being decremented.
2069 ("doloop_si31", "doloop_di"): Likewise.
2070 ("*doloop_si_long"): Adapt pattern.
2072 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2074 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2075 access registers.
2076 (CLASS_MAX_NREGS): Likewise.
2078 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2080 * doc/tree-ssa.texi (Statement Operands): Add example for new
2081 must-def macro. Note deprecation of old operands interface.
2083 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2085 PR tree-optimization/19484
2086 * tree-cfg.c (remove_fallthru_edge): New function.
2087 (cleanup_control_flow): Remove fallthru edges from calls that are
2088 now known not to return.
2090 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2092 Fix PR tree-optimization/19038
2093 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2094 copies with loop variant ones.
2096 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2098 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2099 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2100 config/alpha/alpha.md, config/alpha/predicates.md,
2101 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2102 config/sparc/sol2.h: Update copyright.
2104 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2105 first label to see if it is a nonlocal label.
2107 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2108 Andrew Pinski <pinskia@physics.uc.edu>
2110 PR target/19491
2111 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2112 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2114 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2116 * config/rs6000/rtems.h: Update copyright.
2118 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2120 PR target/19548
2121 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2122 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2123 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2125 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2127 PR c/18809
2128 * c-typeck.c (convert_arguments): Check for error_mark_node.
2130 2005-01-21 Ian Lance Taylor <ian@airs.com>
2132 PR tree-optimization/13000
2133 * tree-inline.c: Include "tree-flow.h".
2134 (expand_call_inline): If warn_return_type, warn if non-void inline
2135 function falls through.
2136 * tree-cfg.c (execute_warn_function_return): Don't warn about
2137 control reaching end if TREE_NO_WARNING is set. Set
2138 TREE_NO_WARNING.
2139 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2140 has been lowered.
2141 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2142 branch if we don't need one.
2143 * c-typeck.c: Include "tree-flow.h"
2144 (c_finish_bc_stmt): Don't add a goto if the current statement
2145 list doesn't fall through to the current point.
2147 2005-01-21 Roger Sayle <roger@eyesopen.com>
2149 PR rtl-optimization/576
2150 * real.c (real_arithmetic): Change return type from void to bool
2151 to return an indication that the result may be inexact.
2152 * real.h (real_arithmeric): Update prototype.
2153 * fold-const.c (const_binop): Don't constant fold floating
2154 point expressions when the user specifies -frounding-math and
2155 the result may depend upon the run-time rounding mode.
2156 (fold_convert_const_real_from_real): Clean-up.
2157 (fold_initializer): Ignore flag_rounding_math for initializers.
2158 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2159 constant fold FP operations with flag_rounding_math if the
2160 result may depend upon the run-time rounding mode.
2162 2005-01-21 Tom Tromey <tromey@redhat.com>
2164 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2166 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2168 * tree-cfg.c: Fix comment typos.
2170 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2172 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2173 around the call to rest_of_handle_branch_target_load_optimize.
2175 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2177 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2178 (sparc64-*-openbsd*): Likewise.
2179 (sparclite-*-elf*): Include tm-dwarf2.h.
2180 (sparc86x-*-elf*): Likewise.
2181 (sparc64-*-elf*): Likewise.
2182 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2183 (DBX_DEBUGGING_INFO): Likewise.
2184 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2185 (PREFERRED_DEBUGGING_TYPE): Likewise.
2186 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2187 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2188 (PREFERRED_DEBUGGING_TYPE): Likewise.
2189 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2190 (PREFERRED_DEBUGGING_TYPE): Likewise.
2191 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2193 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2195 PR target/18701
2196 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2198 2005-01-20 Paul Brook <paul@codesourcery.com>
2200 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2202 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2204 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2205 label is first in a sequence of labels.
2207 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2209 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2210 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2212 * doc/sourcebuild.texi (Test Directives): New.
2214 2005-01-20 Roger Sayle <roger@eyesopen.com>
2216 * real.c (real_floor): Don't leave the result uninitialized when
2217 mode is VOIDMode, but return the unrounded intermediate value.
2218 (real_ceil): Likewise.
2220 2005-01-20 Paul Brook <paul@codesourcery.com>
2222 * config/arm/arm.md (insv): Use gen_int_mode.
2224 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2226 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2227 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2228 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2229 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2230 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2232 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2234 Fix PR debug/19124
2235 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2236 fbreg, so we have to assume we can't.
2237 (loc_descriptor_from_tree_1): Ditto.
2238 (containing_function_has_frame_base): New function.
2239 (add_location_or_const_value_attribute): Use it.
2240 Also try to generate a frame_base from a single element location
2241 list.
2243 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2245 PR tree-optimization/15349
2246 * timevar.def (TV_TREE_MERGE_PHI): New.
2247 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2248 PHI_WANTED.
2249 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2250 calls to tree_forwarder_block_p.
2251 (remove_forwarder_block_with_phi, merge_phi_nodes,
2252 gate_merge_phi, pass_merge_phi): New.
2253 * tree-optimize.c (init_tree_optimization_passes): Add
2254 pass_merge_phi.
2255 * tree-pass.h: Add an extern for pass_merge_phi;
2257 2005-01-20 Richard Henderson <rth@redhat.com>
2259 PR target/19418
2260 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2261 (_mm_castps_pd, _mm_castps_si128): New.
2262 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2264 2005-01-20 Richard Henderson <rth@redhat.com>
2266 PR target/19530
2267 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2268 __builtin_ia32_vec_init_v2si.
2269 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2270 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2271 (ix86_init_mmx_sse_builtins): Create it.
2272 (ix86_expand_builtin): Expand it.
2273 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2274 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2275 (vec_extractv2si_0, vec_extractv2si_1): New.
2277 2005-01-20 Richard Henderson <rth@redhat.com>
2279 PR target/16533
2280 * config/i386/i386.c (ix86_expand_push): New.
2281 * config/i386/mmx.md (push<MMXMODE>1): New.
2282 * config/i386/sse.md (push<SSEMODE>1): New.
2283 * config/i386/i386-protos.h: Update.
2285 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2287 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2288 copyright.
2290 2005-01-20 Richard Henderson <rth@redhat.com>
2292 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2293 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2295 2005-01-19 Richard Henderson <rth@redhat.com>
2297 PR target/19350
2298 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2299 to V4SFmode in SSE1 fallback load path.
2301 2005-01-19 Richard Henderson <rth@redhat.com>
2303 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2304 in QImode expansion to ix86_expand_vector_set.
2305 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2307 2005-01-19 Richard Henderson <rth@redhat.com>
2309 PR target/19511
2310 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2311 subclass of the input class.
2312 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2313 Always true for cross-SSE1 classes. Rationalize conditionals.
2314 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2315 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2316 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2317 (movdi_2): Add MMX/SSE zeros.
2318 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2319 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2320 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2321 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2322 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2323 (zero_extendsidi2_rex64_1): Remove.
2324 (MOV0 peephole): Check GENERAL_REG_P.
2326 2005-01-19 Richard Henderson <rth@redhat.com>
2328 PR target/19427
2329 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2330 shufps elements.
2331 (ix86_expand_vector_extract): Likewise.
2333 2005-01-19 Richard Henderson <rth@redhat.com>
2335 PR middle-end/19304
2336 * expr.c (emit_move_change_mode): New argument force; use
2337 simplify_gen_subreg if true.
2338 (emit_move_via_alt_mode): Merge into ...
2339 (emit_move_via_integer): ... here.
2340 (emit_move_ccmode): Use emit_move_change_mode directly.
2342 2005-01-19 Richard Henderson <rth@redhat.com>
2344 PR target/19518
2345 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2346 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2347 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2348 rtl if true.
2349 (alpha_emit_set_const): Likewise. Make static.
2350 (alpha_emit_set_long_const): Make static.
2351 (alpha_extract_integer): Split out from alpha_expand_mov.
2352 (alpha_split_const_mov): Likewise.
2353 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2354 (alpha_legitimate_constant_p): New.
2355 * config/alpha/alpha-protos.h: Update.
2356 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2357 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2358 * config/alpha/alpha.md (movsi): Add n alternative.
2359 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2360 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2361 (splitters for all of the above): Use alpha_split_const_mov.
2362 * config/alpha/predicates.md (non_add_const_operand): New.
2363 (non_zero_const_operand): New.
2364 (input_operand): Use alpha_legitimate_constant_p after reload.
2366 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2368 PR tree-optimization/19038
2369 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2370 (add_candidate): Add ivs with increment in latch only if
2371 allow_ip_end_pos_p is true.
2372 (determine_iv_cost): Use empty_block_p.
2374 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2376 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2377 (compute_dominance_frontiers): Ditto.
2379 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2381 PR target/19529
2382 * config/sh/t-rtems: New.
2383 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2385 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2387 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2388 the offset of the selected field.
2390 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2392 * tree-cfg.c (remove_forwarder_block): Fix the check to
2393 prevent a nonlocal label from appearing in the middle of a
2394 basic block.
2396 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2398 PR rtl-optimization/19462
2399 * reorg.c (find_end_label): Create return insn only if
2400 current_function_epilogue_delay_list is empty.
2402 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2404 * doc/passes.texi: Remove paragraph mentioning new-ra.
2406 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2408 PR rtl-optimization/15139
2409 * combine.c: Include params.h.
2410 (count_rtxs): New function.
2411 (record_value_for_reg): If replace_rtx would replace at least
2412 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2413 (clobber (const_int 0)) instead of TEM.
2414 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2415 * params.h (MAX_LAST_VALUE_RTL): New.
2416 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2417 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2419 PR c/17297
2420 * c-typeck.c (digest_init): Only call build_vector if all constructor
2421 elements are *_CST nodes.
2422 * gimplify.c (gimplify_init_constructor): Likewise.
2424 PR middle-end/19164
2425 * c-typeck.c (digest_init): Only call build_vector if inside_init
2426 is a CONSTRUCTOR.
2428 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2430 * toplev.c (init_asm_output): Remove dead #ifdef.
2432 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2434 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2436 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2438 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2439 accessing DECL_FUNCTION_CODE.
2440 * dojump.c (do_jump): Likewise.
2441 * gimplify.c (gimplify_call_expr): Likewise.
2442 * predict.c (expr_expected_value): Likewise.
2443 (strip_builtin_expect): Likewise.
2444 * tree-inline.c (estimate_num_insns_1): Likewise.
2445 * tree-ssa-loop-im.c (stmt_cost): Likewise
2446 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2447 (tree_expr_nonnegative_p): Likewise.
2449 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2451 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2452 variant of the load_pcrel_sym pattern.
2453 * config/sparc/sparc.md (P macro): Move to the top.
2454 (load_pcrel_sym): Macroize using P.
2455 (save_register_window): Likewise.
2457 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2459 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2460 ("sordered"): Same.
2462 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2464 PR C/19472
2465 * c-typeck.c (build_asm_expr): Strip nops off
2466 input memory operands.
2468 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2470 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2471 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2472 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2473 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2475 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2477 PR target/19379
2478 * config/i386/i386.c (override_options): If the 80387 is disabled,
2479 then do not return FP values using FP registers.
2481 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2483 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2484 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2485 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2486 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2487 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2488 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2489 output.h, postreload-gcse.c, postreload.c, recog.c,
2490 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2491 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2492 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2493 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2494 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2495 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2496 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2497 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2499 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2500 config/alpha/alpha.c, config/arm/vfp.md,
2501 config/i386/emmintrin.h, config/i386/i386-modes.def,
2502 config/i386/i386-protos.h, config/i386/i386.h,
2503 config/i386/pmmintrin.h, config/i386/ppro.md,
2504 config/i386/predicates.md, config/i386/xmmintrin.h,
2505 config/i860/i860.c, config/ia64/ia64-modes.def,
2506 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2507 config/ia64/ia64.md, config/ia64/itanium1.md,
2508 config/ia64/itanium2.md, config/ia64/predicates.md,
2509 config/iq2000/iq2000.h, config/mips/linux64.h,
2510 config/rs6000/aix41.h, config/rs6000/aix43.h,
2511 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2512 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2513 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2514 config/sparc/linux64.h, config/sparc/litecoff.h,
2515 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2516 config/sparc/sparc.h, config/sparc/sparc.md,
2517 config/sparc/sysv4-only.h: Update copyright.
2519 2005-01-18 Richard Henderson <rth@redhat.com>
2521 PR target/19496
2522 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2524 2005-01-18 Marc Espie <espie@openbsd.org>
2525 * config/i386/openbsdelf.h: Typo.
2527 2005-01-18 Richard Henderson <rth@redhat.com>
2529 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2530 special case for sse.
2531 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2533 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2535 * tree-inline.c (estimate_num_insns_1): Added cases for
2536 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2538 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2540 PR rtl-optimization/19296
2541 * combine.c (simplify_comparison): Rewrite the condition under
2542 which a non-paradoxical SUBREG of a PLUS can be lifted when
2543 compared against a constant.
2545 2005-01-18 Andi Kleen <ak@muc.de>
2547 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2548 * c.opt (-Wpointer-sign): Add.
2549 * doc/invoke.texi: (-Wpointer-sign): Add.
2551 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2553 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2554 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2555 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2556 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2557 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2558 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2559 for TARGET_MIX_SSE_I387.
2560 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2561 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2562 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2563 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2564 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2565 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2566 TARGET_MIX_SSE_I387.
2567 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2568 from expander.
2570 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2572 PR target/19424
2573 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2574 Add movaps alternative for xmm reg->reg move.
2576 2005-01-17 Jeff Law <law@redhat.com>
2578 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2579 at the end of the main DOM loop rather than just before DOM exits.
2581 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2583 PR tree-optimization/19121
2584 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2585 adding aliases to a name tag, also add them to the pointer's
2586 type tag.
2587 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2588 sensitive alias info at all. Only check that the two pointers
2589 have compatible pointed-to sets.
2590 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2591 a pointer's type tag is a superset of the alias set of the
2592 pointer's name tag.
2594 2005-01-17 James E Wilson <wilson@specifixinc.com>
2596 PR target/19357
2597 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2598 comment to document why.
2600 2005-01-17 Richard Henderson <rth@redhat.com>
2602 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2603 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2604 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2605 sse2_vmsminv2df3_finite): New.
2606 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2607 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2608 Force op1 into register.
2610 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2612 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2613 bubblestrap from always rebuilding build directory.
2615 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2617 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2618 ("*cmpmem_short"): Likewise.
2620 2005-01-17 Steven Bosscher <stevenb@suse.de>
2622 * basic-block.h: Document BB_* flags.
2623 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2624 use an sbitmap instead.
2625 * sched-rgn.c (compute_trg_info): Likewise.
2627 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2629 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2630 redundant target_cpu_default and extra_parts lines. Use the default
2631 "from-abi" ISA.
2632 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2633 (SUBTARGET_EXTRA_SPECS): Delete.
2634 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2635 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2636 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2637 and "n32" for -mabi=n32.
2639 2005-01-17 Ian Lance Taylor <ian@airs.com>
2641 PR c/5675
2642 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2643 fold constant variables into initial values.
2645 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2647 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2649 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2650 through the statements backward.
2652 2005-01-17 Ian Lance Taylor <ian@airs.com>
2654 PR middle-end/13127:
2655 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2656 a variable set to the return value of the inlined function.
2658 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2660 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2661 when modes are tieable.
2663 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2665 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2666 of pthread_create to find out if threads are enabled.
2667 * gthr-posix95.h (__gthread_active_p): Likewise.
2669 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2671 * common.opt (-fnew-ra): Remove.
2672 * ra*.*: Remove.
2673 * toplev.h (flag_new_regalloc): Remove.
2674 * Makefile.in (ra*.*): Don't mention.
2675 * passes.c (rest_of_handle_new_regalloc): Remove.
2676 (rest_of_handle_combine, rest_of_compilation): Always consider
2677 flag_new_regalloc as false.
2678 * doc/invoke.texi: Don't document -fnew-ra.
2680 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2682 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2683 last parameter to reg_scan.
2684 * loop.c (loop_optimize): Likewise.
2685 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2686 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2687 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2688 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2689 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2690 * regclass.c (reg_scan): Likewise, for the declaration.
2691 * rtl.h (reg_scan): Likewise, for the prototype.
2693 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2695 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2696 mark_dfs_back_edges.
2698 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2700 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2701 (compute_avail): Uses don't go in tmp_gen.
2703 2005-01-16 Steven Bosscher <stevenb@suse.de>
2705 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2706 loop to look for a free slot in a page entry.
2708 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2710 PR target/16304
2711 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2712 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2713 just before targetm.asm_out.file_end.
2714 * tree.h (process_pending_assemble_output_defs): Declare.
2715 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2716 New functions.
2717 (assemble_alias): Defer generation of assembly code for defines when
2718 TARGET_DEFERRED_OUTPUT_DEFS is true.
2719 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2720 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2721 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2723 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2725 PR target/19336
2726 * pa.c (pa_scalar_mode_supported_p): New function.
2727 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2728 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2730 * pa-protos.h (prefetch_operand): Delete.
2731 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2732 * pa.c (prefetch_operand): Delete.
2733 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2734 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2735 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2736 and prefetch_nocc_operand.
2737 * pa.md (prefetch): Rework to avoid reload problems handling short
2738 displacements when a cache control completer needs to be provided.
2739 (prefetch_32, prefetch_64): Delete.
2740 (prefetch_cc, prefetch_nocc): New patterns.
2742 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2744 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2746 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2748 PR ada/19388
2749 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2750 exceeds maximum alignment for global common data.
2751 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2752 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2754 2004-01-15 Roger Sayle <roger@eyesopen.com>
2756 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2758 2004-01-15 Roger Sayle <roger@eyesopen.com>
2760 * harg-reg-set.h (reg_class_names): Prototype global array.
2761 * regclass.c (reg_class_names): Declare here and initialize to
2762 REG_CLASS_NAMES.
2763 (dump_regclass): Remove local declaration of reg_class_names.
2764 (regclass): Likewise.
2765 * cfg.c (dump_flow_info): Likewise.
2766 * ra-debug.c (reg_class_names): Likewise.
2767 * regrename.c (reg_class_names): Likewise.
2768 * reload.c (reg_class_names): Likewise.
2769 * reload1.c (spill_failure): Likewise.
2770 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2772 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2774 * config/s390/s390.md ("reload_outti"): Remove predicate for
2775 output operand. Abort if operand is not a MEM.
2776 ("reload_outdi", "reload_outdf"): Likewise.
2778 2005-01-15 Marc Espie <espie@openbsd.org>
2780 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2781 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2782 * config/openbsd.h: Fix C++ includes for native configurations.
2783 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2784 Add trampoline support.
2785 * config/i386/openbsdelf.h: New.
2787 2005-01-15 Marc Espie <espie@openbsd.org>
2789 * collect2.c (main): Explicitly parse -dynamic-linker option.
2791 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2793 PR tree-optimization/19060
2794 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2795 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2796 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2797 and handle extract_range_from_cond returning false.
2798 * fold-const.c (fold): Optimize comparisons with min/max even for
2799 width > HOST_BITS_PER_WIDE_INT.
2801 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2803 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2804 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2805 Remove little endian multilib variants.
2806 Add mips32 multilib variant.
2808 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2810 * explow.c (copy_all_reg, stabilize): Remove.
2811 * expr.h: Remove the corresponding prototypes.
2813 * rtlanal.c (regs_set_between_p): Remove.
2814 * rtl.h: Remove the corresponding prototype.
2816 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2818 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2819 to rs6000_nonimmediate_operand.
2820 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2821 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2822 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2823 rs6000_nonimmediate_operand.
2824 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2825 rs6000_nonimmediate_operand.
2827 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2829 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2831 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2833 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2834 on e500v2.
2835 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2836 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2838 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2839 (rs6k_nonimmediate_operand): New.
2840 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2841 correctly.
2842 (legitimate_lo_sum_address_p): Same.
2843 (rs6000_legitimize_address): Same.
2844 (rs6000_legitimize_reload_address): Same.
2845 (rs6000_legitimate_address): Same.
2846 (spe_build_register_parallel): Pass DF and DC modes in a DI
2847 register.
2849 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2850 to rs6k_nonimmediate_operand.
2852 * config/rs6000/spe.md ("*frob_df_di"): New.
2853 ("*frob_di_df"): New.
2854 ("*frob_di_df_2"): New.
2855 ("*mov_sidf_e500_subreg0"): New.
2856 ("*mov_sidf_e500_subreg4"): New.
2857 ("*movdf_e500_double"): Change predicate to
2858 rs6k_nonimmediate_operand.
2860 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2862 * postreload.c (move2add_note_store): Only call
2863 trunc_int_for_mode on scalar integers.
2865 2005-01-14 Steven Bosscher <stevenb@suse.de>
2867 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
2868 replace BB_VISITED uses.
2869 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
2870 (propagate_necessity): Check the bitmap instead of BB_VISITED.
2871 (tree_dce_done): Free visited_control_parents.
2872 (perform_tree_ssa_dce): Allocate and clear it.
2873 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
2874 (compute_antic): Iterate from here using a DFS. Use an sbitmap
2875 instead of BB_VISITED.
2877 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
2879 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
2880 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
2881 Remove unused prototypes.
2883 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2885 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
2886 64-bit register usage.
2887 (spe_func_has_64bit_regs_p): Add FIXME note.
2889 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2891 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
2892 flag_finite_math_only with flag_unsafe_math_optimizations.
2894 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
2896 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
2897 end-of-stack check.
2898 (__tpf_eh_return): Copy TPF private stack area from the module
2899 boundary stack frame. Add check for when module addresses are
2900 equal, but no stub address is found.
2902 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
2904 PR target/7525
2905 * arm.h (struct machine_function): Add call_via field.
2906 (thumb_call_via_label): Declare.
2907 * arm.c (thumb_call_via_label): New variable.
2908 (thumb_call_reg_needed): New variable.
2909 (arm_output_function_epilogue): For Thumb code, output any per-function
2910 call-indirect trampolines.
2911 (thumb_call_via_reg): New function.
2912 (arm_file_end): New function.
2913 (TARGET_ASM_FILE_END): Call arm_file_end.
2914 (aof_file_end): Likewise.
2915 * arm-protos.h (thumb_call_via_reg): Declare.
2916 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
2917 thumb_call_via_reg in normal case.
2919 2005-01-14 Jakub Jelinek <jakub@redhat.com>
2921 PR middle-end/19084
2922 PR rtl-optimization/19348
2923 * recog.c (peephole2_optimize): Do global life update if some peephole
2924 decides it doesn't need at least one of its inputs and that change
2925 influences liveness at the start of the basic block.
2927 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
2928 arguments instead of 1.
2930 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2932 PR middle-end/18820
2933 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
2934 zero for nested functions needing a static chain or functions
2935 with a non-constant address.
2937 2005-01-13 Roger Sayle <roger@eyesopen.com>
2939 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
2940 (and (sign_extend X) C) into (zero_extend (and X C)).
2942 2005-01-13 David O'Brien <obrien@FreeBSD.org>
2944 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
2946 2005-01-13 Richard Henderson <rth@redhat.com>
2948 PR target/19009
2949 PR target/19250
2950 PR target/19252
2951 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
2952 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
2953 not just TARGET_SSE.
2954 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
2955 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
2956 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
2957 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
2958 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
2959 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
2960 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
2961 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
2962 (movdicc_c_rex64): Rename with '*'.
2963 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
2964 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
2965 (movsfcc_1_387): Rename from movsfcc_1.
2966 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
2967 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
2968 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
2969 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
2970 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
2971 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
2972 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
2973 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
2974 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
2975 sse_movdfcc_const0_4): Remove.
2976 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
2977 recognize min/max early. Update for changed sse cmove patterns.
2978 (ix86_split_sse_movcc): New.
2979 * config/i386/i386-protos.h: Update.
2981 2005-01-13 Steven Bosscher <stevenb@suse.de>
2983 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
2984 (fix_stmt_v_may_defs): Likewise.
2986 2005-01-13 Richard Henderson <rth@redhat.com>
2988 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
2989 for converting the mask.
2991 2005-01-13 David Edelsohn <edelsohn@gnu.org>
2993 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
2994 definition to 600.
2996 2005-01-13 Richard Henderson <rth@redhat.com>
2998 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
2999 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3000 IX86_BUILTIN_MOVDQ2Q): Remove.
3001 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3002 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3003 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3004 shuffling.
3005 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3006 (sse2_pextrw): Fix immediate constraint.
3007 (sse2_loadq, sse2_loadq_rex64): Remove.
3008 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3009 Use __builtin_ia32_vec_ext_<size>.
3010 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3012 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3014 * function.c (assign_parm_setup_block): Look inside original
3015 entry_parm when inspecting PARALLEL.
3017 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3018 Joel Sherrill <joel@oarcorp.com>
3020 PR target/19399
3021 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3022 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3023 rtems_gxx_recursive_mutex_init.
3024 (__gthread_recursive_mutex_lock): New function.
3025 (__gthread_recursive_mutex_trylock): Likewise.
3026 (__gthread_recursive_mutex_unlock): Likewise.
3028 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3030 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3032 2005-01-13 Jan Beulich <jbeulich@novell.com>
3034 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3035 (ashrti3_internal): Indicate output is early clobber. Generate result
3036 into output rather than first input. Use move for low word of output
3037 if shift count is exactly 64.
3038 (lshrti3_internal): Likewise.
3040 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3042 PR target/18329
3043 PR target/18330
3044 * reload1.c (delete_output_reload): Don't delete an output reload
3045 if the pseudo lives longer than a single basic block. Adjust and
3046 improve wording of comment.
3048 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3050 PR target/19334
3051 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3052 of TYPE_SIZE where we mean the number of bytes.
3054 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3056 * function.c (assign_parm_setup_block): Relax condition on
3057 multi-register optimization.
3059 2005-01-12 Nick Clifton <nickc@redhat.com>
3061 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3062 an "in_delay_slot" attribute of "no" to prevent them being used in
3063 delay slots. This is forbidden because they might generate
3064 exceptions.
3066 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3068 PR target/19389
3069 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3070 with r->Y and Y->r.
3072 2005-01-12 Nick Clifton <nickc@redhat.com>
3074 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3075 passed on to GAS) but do not define, as GAS no longer supports or
3076 needs the -m2000 option.
3078 2005-01-11 Roger Sayle <roger@eyesopen.com>
3080 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3081 type as args of unprototyped builtins aren't automatically promoted.
3082 (fold_builtin_abs): Likewise.
3084 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3086 * Makefile.in: Set a `build-warn' variable.
3088 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3090 PR tree-optimization/17949
3091 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3092 (find_interesting_uses_address): Use it.
3094 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3096 * regrename.c (kill_value): Handle subreg's that won't simplify.
3098 2005-01-11 Richard Henderson <rth@redhat.com>
3100 PR target/13366
3101 * config/i386/i386.h (enum ix86_builtins): Move ...
3102 * config/i386/i386.c: ... here.
3103 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3104 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3105 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3106 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3107 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3108 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3109 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3110 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3111 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3112 IX86_BUILTIN_LOADDDUP): Remove.
3113 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3114 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3115 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3116 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3117 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3118 (ix86_init_builtins): Make static.
3119 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3120 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3121 if all the modes match. Otherwise, fake it.
3122 (get_element_number, ix86_expand_vec_init_builtin,
3123 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3124 (ix86_expand_builtin): Make static. Update for changed builtins.
3125 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3126 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3127 (ix86_expand_vector_init_duplicate): New.
3128 (ix86_expand_vector_init_low_nonzero): New.
3129 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3130 Split out from ix86_expand_vector_init; handle integer modes.
3131 (ix86_expand_vector_init): Use them.
3132 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3133 * config/i386/i386-protos.h: Update.
3134 * config/i386/predicates.md (reg_or_0_operand): New.
3135 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3136 (movv2sf_internal): Likewise. And a splitter to match them all.
3137 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3138 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3139 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3140 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3141 (mmx_pinsrw): Fix operand ordering.
3142 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3143 rather than sse_loadss expander.
3144 (movv2df splitter): Similarly.
3145 (sse_loadss, sse_loadlss): Remove.
3146 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3147 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3148 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3149 (sse3_movddup): Rename with '*'.
3150 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3151 (sse2_loadsd): Remove.
3152 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3153 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3154 (sse2_pinsrw): Fix argument ordering.
3155 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3156 (sse2_stored): Remove 'r' destination.
3157 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3158 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3159 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3160 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3161 vec_extractv16qi, vec_initv16qi): New.
3163 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3164 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3165 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3166 constructor form.
3167 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3168 (_mm_load_si128, _mm_store_si128): Likewise.
3169 (_mm_load1_pd): Use _mm_set1_pd.
3170 (_mm_load_sd): Use _mm_set_sd.
3171 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3172 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3173 (_mm_set_epi64): Use _mm_set_epi64x.
3174 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3175 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3176 _mm_setr_epi8): Use _mm_set_foo form.
3177 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3178 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3179 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3180 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3181 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3182 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3183 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3184 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3185 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3186 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3187 (_mm_movedup_pd): Use _mm_shuffle_pd.
3188 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3189 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3190 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3191 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3192 Use _mm_setzero_ps.
3193 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3194 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3195 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3196 (_mm_store_ps): Use raw dereference.
3197 (_mm_store1_ps): Use _mm_storeu_ps.
3198 (_mm_storer_ps): Use _mm_store_ps.
3199 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3200 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3202 2005-01-11 Stan Shebs <shebs@apple.com>
3204 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3205 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3207 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3209 PR target/18761
3210 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3211 Skip all DECLs except for FIELD_DECLs.
3213 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3215 * config/s390/s390.c (override_options): Return error if
3216 -mbackchain, -mpacked-stack and -mhard-float are used together.
3217 (s390_va_start): Remove the backchain && packed-stack special case.
3218 (s390_gimplify_va_arg): Likewise.
3219 * doc/invoke.texi: Remove the ABI incompatibility note.
3221 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3223 * config/s390/s390.c (struct s390_frame_layout): Remove
3224 save_backchain_p.
3225 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3226 save_backchain_p with TARGET_BACKCHAIN.
3228 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3230 PR target/18916
3231 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3232 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3233 * function.c (locate_and_pad_parm): Set new field.
3234 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3235 Tweak where_pad test to include "none". Always set mem align for
3236 stack_parm.
3237 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3238 not sufficient for type.
3239 (assign_parm_setup_block): If stack_parm is zero on entry, always
3240 make a new stack local. Block move old stack parm if necessary
3241 to new aligned stack local.
3242 (assign_parm_setup_stack): Use a block move to handle
3243 potentially misaligned entry_parm.
3244 (assign_parms_unsplit_complex): Specify required alignment when
3245 creating stack local.
3246 * calls.c (compute_argument_addresses): Override alignment of stack
3247 arg calculated from its type with the alignment given by
3248 FUNCTION_ARG_BOUNDARY.
3249 (store_one_arg): Likewise.
3251 2005-01-11 Jan Beulich <jbeulich@novell.com>
3253 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3254 Change respective itanium_class attribute to ialu.
3255 (shladdp4_internal): New.
3256 * config/ia64/predicates.md (shladd_log2_operand): New.
3258 2005-01-11 Richard Henderson <rth@redhat.com>
3260 * expr.c (store_constructor): Use rtvec_alloc instead of
3261 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3263 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3265 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3267 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3269 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3270 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3271 (TARGET_RWRELOC): Define.
3272 (ia64_rwreloc_section_type_flags): Delete.
3273 (ia64_section_type_flags): New function.
3274 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3275 (TARGET_RWRELOC): Define.
3277 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3279 PR target/18987
3280 * config/ia64/ia64.c (process_set): For alloc insn, only call
3281 process_epilogue is !frame_pointer_needed.
3283 2005-01-10 Roger Sayle <roger@eyesopen.com>
3285 PR c++/19355
3286 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3287 unary operator and can't be treated as a binary/comparison operator.
3289 2005-01-10 Richard Henderson <rth@redhat.com>
3291 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3292 (ix86_return_in_memory): Likewise.
3293 (function_arg_advance): Likewise. Mirror structure in function_arg
3294 for choosing register to advance.
3296 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3298 * tree-vectorizer.c, tree.def: Fix comment typos.
3300 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3302 * config/s390/s390.c (struct processor_costs): 4 new fields:
3303 ddbr, ddr, debr, der.
3304 (s390_rtx_costs): More precise handling of divide instructions.
3306 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3308 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3310 2005-01-10 Jan Beulich <jbeulich@novell.com>
3312 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3313 names resulting from -ffunction-sections/-fdata-sections and linkonce
3314 ones.
3315 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3316 based on the section name. Rearrange the section name comparison logic
3317 slightly so that each section name is compared against at most once.
3319 2005-01-10 Ben Elliston <bje@au.ibm.com>
3321 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3322 targets for which -fPIC reduces limitations on the GOT size.
3324 2005-01-09 Falk Hueffner <falk@debian.org>
3326 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3327 X/C1 cmpop C2.
3329 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3331 PR target/18720
3332 * collect2.c (main): Set aixrtl_flag for -brtl option.
3333 (resolve_lib_name): Search for .so file extension before .a
3334 if aixrtl_flag set.
3336 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3338 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3339 (vect_analyze_data_refs_alignment): Add dump prints.
3341 2005-01-09 Ira Rosen <irar@il.ibm.com>
3343 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3344 expr_invariant_in_loop_p.
3345 Initialize outputs first thing in the function.
3346 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3347 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3348 (vect_analyze_pointer_ref_access): Check that the initial condition of
3349 the access function is loop invariant.
3351 2005-01-09 Richard Henderson <rth@redhat.com>
3353 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3354 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3355 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3356 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3357 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3358 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3359 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3360 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3361 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3362 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3363 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3364 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3365 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3366 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3367 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3368 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3369 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3370 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3371 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3372 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3373 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3374 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3375 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3376 mmx_ prefix.
3377 (mmx_clrdi, pavgusb): Remove.
3378 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3379 with leading sse_ prefix.
3380 * config/i386/sse.md: Receive them.
3381 * config/i386/mmx.md: New file.
3382 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3383 (subrv2sf3): Turn into expander for normal subtraction.
3384 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3385 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3386 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3387 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3388 commutative; use ix86_binary_operator_ok.
3389 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3390 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3391 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3392 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3393 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3394 Macroize from existing patterns; use ix86_binary_operator_ok.
3395 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3396 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3397 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3398 with vec_select+vec_concat.
3399 (mmx_pshufw, mmx_pshufw_1): Likewise.
3400 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3401 (mmx_uavgv4hi3): Model correctly.
3402 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3403 _mm_xor_si64): Remove casts.
3405 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3407 PR tree-optimization/19224
3408 * tree-scalar-evolution.c (get_instantiated_value,
3409 set_instantiated_value): New functions.
3410 (instantiate_parameters_1): Cache the results.
3411 (instantiate_parameters, resolve_mixers): Initialize and free
3412 the cache.
3414 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3416 * config/i386/i386.md (addhi_4): Correct reference in comment.
3417 (addqi_4): Same.
3419 2005-01-08 Richard Henderson <rth@redhat.com>
3421 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3422 (_mm_cvtsi128_si64x): Likewise.
3423 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3424 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3425 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3426 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3427 * config/i386/i386-protos.h: Update.
3428 * config/i386/i386.c (print_operand): Add 'H'.
3429 (ix86_fixup_binary_operands): Split out from ...
3430 (ix86_expand_binary_operator): ... here.
3431 (ix86_fixup_binary_operands_no_copy): New.
3432 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3433 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3434 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3435 (safe_vector_operand): Use CONST0_RTX.
3436 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3437 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3438 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3439 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3440 special cases.
3441 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3442 (IX86_BUILTIN_CMPNGESS): New.
3443 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3444 (attr type): Add sselog1.
3445 (attr unit, attr memory): Handle it.
3446 (movti, movti_internal, movti_rex64): Move near other integer moves.
3447 (movtf, movtf_internal): Move near other fp moves.
3448 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3449 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3450 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3451 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3452 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3453 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3454 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3455 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3456 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3457 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3458 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3459 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3460 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3461 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3462 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3463 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3464 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3465 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3466 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3467 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3468 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3469 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3470 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3471 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3472 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3473 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3474 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3475 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3476 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3477 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3478 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3479 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3480 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3481 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3482 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3483 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3484 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3485 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3486 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3487 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3488 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3489 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3490 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3491 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3492 same time.
3493 (SSEPUSH, push<SSEPUSH>): Remove.
3494 (MMXPUSH, push<MMXPUSH>): Remove.
3495 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3496 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3497 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3498 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3499 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3500 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3501 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3502 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3503 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3504 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3505 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3506 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3507 (ppro_sse_log_V4SF): Handle sselog1.
3508 * config/i386/predicates.md (const_0_to_1_operand): New.
3509 (const_0_to_255_mul_8_operand): New.
3510 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3511 (const_2_to_3_operand, const_4_to_7_operand): New.
3512 * config/i386/sse.md: New file.
3513 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3514 (sse_movups): Rename from sse_movups_1.
3515 (sse_loadlss): Rename from sse_loadss_1.
3516 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3517 from the name.
3518 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3519 (absv4sf2, negv2df, absv2df): New.
3520 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3521 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3522 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3523 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3524 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3525 (sse3_addsubv4sf3): Model correctly.
3526 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3527 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3528 (sse_movhlps): Model with vec_select+vec_concat.
3529 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3530 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3531 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3532 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3533 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3534 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3535 sse2_pshufhw_1): Likewise.
3536 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3537 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3538 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3539 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3540 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3541 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3542 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3543 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3544 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3545 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3546 sminv8hi3): Mark commutative
3547 operands. Use ix86_binary_operator_ok.
3548 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3549 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3550 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3551 sse2_punpcklqdq): Allow operand2 in memory.
3552 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3553 sse2_movsd): Add memory alternatives.
3554 (sse_storelps): Turn expander into an insn; split after reload.
3555 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3556 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3558 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3560 * configure.ac (DWARF-2 debug_line): Use objdump.
3561 * configure: Regenerate.
3563 2005-01-08 Jeff Law <law@redhat.com>
3564 Diego Novillo <dnovillo@redhat.com>
3566 PR tree-optimization/18241
3567 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3568 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3569 statements with volatile operands.
3570 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3571 operands after marking a statement with has_volatile_ops.
3573 2005-01-08 Roger Sayle <roger@eyesopen.com>
3575 * tree.c (int_fits_type_p): Always honor integer constant
3576 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3578 2005-01-08 Roger Sayle <roger@eyesopen.com>
3580 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3581 the latent bug in rtl_delete_block has been resolved.
3583 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3585 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3586 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3588 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3590 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3591 library as @multilib_dir@/$(SHLIB_SONAME).
3593 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3595 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3596 * configure: Regenerate.
3598 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3600 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3601 TYPE_MODE.
3603 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3605 PR target/13674
3606 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3607 Convert non-word aligned offset address using ld/std into
3608 indirect address.
3610 2005-01-07 Richard Henderson <rth@redhat.com>
3612 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3614 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3616 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3618 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3620 PR tree-optimization/19283
3621 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3622 is not shorter than the original type.
3624 PR rtl-optimization/19012
3625 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3627 PR rtl-optimization/18861
3628 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3629 (FULL_STATE): Define.
3630 (mark_tablejump_edge): New function.
3631 (purge_dead_tablejump_edges): New function.
3632 (find_bb_boundaries): Use it.
3634 PR tree-optimization/18828
3635 * builtins.c (expand_builtin_next_arg): Remove argument and all
3636 the argument checking.
3637 (expand_builtin): Adjust caller.
3638 (expand_builtin_va_start): Likewise. Remove error for too many
3639 arguments.
3640 (fold_builtin_next_arg): Issue error for too many arguments.
3641 After checking arguments, replace them with magic arguments that
3642 prevent further checking of the args.
3644 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3646 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3648 2005-01-06 Roger Sayle <roger@eyesopen.com>
3650 PR target/6077
3651 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3652 and %{.S:...} (and their negative variants) to test whether the
3653 input file is assembler or pre-processed-assembler independent of
3654 the actual filename extension.
3656 2005-01-06 Roger Sayle <roger@eyesopen.com>
3658 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3659 of sign or zero extended values.
3661 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3663 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3664 for IBM long double format correctly.
3666 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3668 Fix PR tree-optimization/18792
3670 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3671 to first_loop_depth, and use loop depth instead of loop number.
3672 (build_classic_dir_vector): Ditto.
3673 (compute_data_dependences_for_loop): Use depth, not loop number.
3674 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3675 number. Pass in loops, instead of loop numbers.
3676 (gather_interchange_stats): Ditto.
3677 (linear_transform_loops): Ditto.
3679 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3681 PR rtl-opt/13299
3682 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3683 biv_fits_mode_p, extension_within_bounds_p): New functions.
3684 (check_ext_dependent_givs): Use them.
3686 2005-01-06 Roger Sayle <roger@eyesopen.com>
3688 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3689 more than one barrier, in which case we should delete them all.
3691 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3693 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3695 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3697 Fix PR middle-end/19286
3698 Fix PR debug/19267
3699 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3700 output this subprogram, simply ignore this attempt to do it again.
3701 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3702 origin attribute if it's not possible.
3703 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3704 (decls_for_scope): Ditto.
3705 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3706 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3708 2005-01-05 Richard Henderson <rth@redhat.com>
3710 PR target/11327
3711 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3712 (bdesc_2arg): Use it.
3713 (ix86_expand_binop_builtin): Force operands into registers
3714 when optimizing.
3715 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3716 ix86_expand_sse_compare, ix86_expand_sse_comi,
3717 ix86_expand_builtin): Likewise.
3719 2005-01-05 Richard Henderson <rth@redhat.com>
3721 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3722 and VEC_SELECT.
3723 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3724 (mulv4hi3): Set itanium_class mmmul.
3725 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3726 (fpack): Rename from fpack_sfsf.
3728 2005-01-05 Richard Henderson <rth@redhat.com>
3730 PR rtl-opt/10692
3731 * reload1.c (do_input_reload): Restrict the optimization deleteing
3732 a previous output reload to RELOAD_FOR_INPUT.
3734 2005-01-05 Steven Bosscher <stevenb@suse.de>
3736 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3737 comment that we fall through after case.
3738 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3739 (distribute_links): Likewise.
3740 * cse.c (cse_insn): Likewise.
3741 * cselib.c (cselib_invalidate_mem): Likewise.
3742 * df.c: Update comments at the top of the file.
3743 (read_modify_subreg_p): Update comments here too.
3744 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3745 * flow.c (mark_set_1): Likewise.
3746 (mark_used_regs): Likewise.
3747 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3748 (canon_list_insert): Likewise.
3749 (mark_set): Likewise.
3750 (try_replace_reg): Likewise.
3751 (store_killed_in_insn): Likewise.
3752 * loop.c (count_one_set): Likewise.
3753 (basic_induction_var): Likewise.
3754 * postreload-gcse.c (find_mem_conflicts): Likewise.
3755 * postreload.c (reload_combine_note_store): Likewise.
3756 (move2add_note_store): Likewise.
3757 * reload.c (find_equiv_reg): Likewise.
3758 (mark_referenced_resources): Likewise.
3759 * rtlanal.c (set_noop_p): Likewise.
3760 (note_stores): Likewise.
3761 (note_uses): Likewise.
3762 * sched-deps.c (sched_analyze_1): Likewise.
3763 * sched-rgn.c (check_live_1): Likewise.
3764 (update_live_1): Likewise.
3765 * config/i860/i860.c: Likewise.
3767 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3768 an lvalue.
3769 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3771 * doc/rtl.texi: Update documentation for bit-fields and SET.
3773 2005-01-05 Roger Sayle <roger@eyesopen.com>
3775 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3777 2005-01-05 Jan Hubicka <jh@suse.cz>
3778 Richard Henderson <rth@redhat.com>
3780 PR target/18910
3781 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3782 with an offset.
3784 2005-01-05 Richard Henderson <rth@redhat.com>
3786 PR target/12902
3787 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3788 (sse_shufps): Change operand 3 to const_int_operand.
3789 (sse2_storelps): Fix typo in template.
3790 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3791 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3792 (ix86_expand_builtin): Likewise.
3794 2005-01-05 Julian Brown <julian@codesourcery.com>
3796 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3797 as aggregates for AAPCS ABIs.
3799 2005-01-05 Stan Shebs <shebs@apple.com>
3801 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3802 Mach-O getters if ppc64.
3803 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3804 size argument.
3805 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3806 signed four-byte field for global code case.
3807 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3809 2005-01-05 Roger Sayle <roger@eyesopen.com>
3811 PR middle-end/19100
3812 * c-common.c: Include real.h.
3813 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3814 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3815 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3816 * Makefile.in (c-common.o): Update dependencies.
3818 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3820 * c-parse.in (asm_string): Add trailing semicolon.
3822 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3824 * c-parse.in (asm_string): New. Don't allow wide strings in
3825 'asm'.
3826 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3827 asm_string instead of STRING.
3829 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3831 * c-typeck.c (constructor_no_implicit): Remove.
3832 (set_designator, process_init_element): Don't check
3833 constructor_no_implicit.
3835 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3836 Kaz Kojima <kkojima@gcc.gnu.org>
3838 PR target/16482
3839 * lcm.c (create_pre_exit): New.
3840 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3841 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3843 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3845 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3846 -msoft-float in target_float_switch.
3847 * arm.c (arm_override_options): Fix processing of target_float_switch.
3849 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3851 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3852 preferencing.
3854 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3856 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3857 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3859 2005-01-04 Roger Sayle <roger@eyesopen.com>
3861 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3862 if deleting the then-block allows the test-block to fallthru to the
3863 else-block.
3865 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
3867 PR c/19152
3868 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
3869 after the full declaration if the are in two different TUs.
3871 2005-01-04 Richard Henderson <rth@redhat.com>
3873 PR tree-opt/19158
3874 * tree-sra.c (generate_one_element_init): Just
3875 call gimplify_and_add.
3876 (generate_element_init): Record the
3877 new referenced variables and mark them for renaming
3878 and split out to ...
3879 (generate_element_init_1): This.
3880 (scalarize_init): Don't call push_gimplify_context/
3881 pop_gimplify_context.
3883 2005-01-04 Geoffrey Keating <geoffk@apple.com>
3885 * toplev.c (get_src_pwd): Handle failure of getpwd().
3887 2005-01-04 Roger Sayle <roger@eyesopen.com>
3889 * fold-const.c (fold_single_bit_test): Delete unreachable handling
3890 of TRUTH_NOT_EXPR.
3891 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
3892 all the cases handled by it are inverted by invert_truthvalue.
3894 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3896 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
3897 (save_register_windowsi): Likewise.
3899 2005-01-04 Richard Henderson <rth@redhat.com>
3901 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
3903 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3905 PR middle-end/17767
3906 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
3907 any simplifications of vector mode comparison operators.
3908 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
3910 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
3911 Devang Patel <dpatel@apple.com>
3913 PR tree-optimization/18308
3914 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
3915 the operands before creating a new expression.
3916 * dojump.c (do_jump): Make drop_through_label available
3917 for all cases. Add expansion of COND_EXPR.
3919 2005-01-04 Ira Rosen <irar@il.ibm.com>
3921 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
3922 INTEGER_CST instead of TREE_CONSTANT.
3923 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
3924 instead of TREE_CONSTANT.
3925 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
3926 instead of TREE_CONSTANT.
3928 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3930 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
3932 2005-01-04 Uros Bizjak <uros@kss-loka.si>
3934 PR target/19240
3935 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
3936 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
3938 2005-01-03 Richard Henderson <rth@redhat.com>
3940 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
3941 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
3942 fold_convert_const_real_from_real): Split out from ...
3943 (fold_convert_const): ... here.
3945 2005-01-03 Richard Henderson <rth@redhat.com>
3947 PR target/19235
3948 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
3949 (mov<MMXMODEI>_internal): Likewise.
3950 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
3951 Add V2SF case; use it for SSE1; don't use TI.
3952 (movdf_integer): Likewise.
3953 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
3955 2005-01-03 Ira Rosen <irar@il.ibm.com>
3957 * tree-vectorizer.c (vect_strip_conversions): New function.
3958 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
3959 check for binary class.
3961 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
3963 Fix PR debug/17924
3964 Fix PR debug/19191
3965 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
3966 is a decl.
3967 * gimple-low.c (mark_blocks_with_used_vars): New function.
3968 (mark_blocks_with_used_subblocks): Ditto.
3969 (mark_used_blocks): Ditto.
3970 (pass_mark_used_blocks): New pass.
3971 * tree-inline.c: Include debug.h.
3972 (expand_call_inline): Call outlining_inline_function here.
3973 * tree-optimize.c (init_tree_optimization_passes): Add
3974 pass_mark_used_blocks.
3975 * tree-pass.h (pass_mark_used_blocks): New.
3976 * Makefile.in (tree-inline.o): Add debug.h dependency.
3978 2005-01-03 Geoffrey Keating <geoffk@apple.com>
3980 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
3981 VAR_DECLs to have weak_import attribute.
3983 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
3984 'struct ucontext'.
3986 2004-01-03 Steven Bosscher <stevenb@suse.de>
3988 * passes.c (rest_of_compilation): Don't run regmove if only
3989 flag_expensive_optimizations, require flag_regmove instead.
3991 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3993 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
3994 register "sparc".
3995 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
3996 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3997 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
3998 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4000 2005-01-03 Richard Henderson <rth@redhat.com>
4002 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4003 (ia64_const_ok_for_letter_p): New.
4004 (ia64_const_double_ok_for_letter_p): New.
4005 (ia64_extra_constraint): New.
4006 (ia64_expand_vecint_compare): New.
4007 (ia64_expand_vcondu_v2si): New.
4008 (ia64_expand_vecint_cmov): New.
4009 (ia64_expand_vecint_minmax): New.
4010 (ia64_print_operand): Add 'v'.
4011 (ia64_preferred_reload_class): New.
4012 (ia64_vector_mode_supported_p): New.
4013 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4014 (PREFERRED_RELOAD_CLASS): Move to function.
4015 (CONST_OK_FOR_LETTER_P): Move to function.
4016 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4017 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4018 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4019 (EXTRA_CONSTRAINT): Move to function.
4020 * config/ia64/ia64.md: Include vect.md.
4021 (itanium_class): Add mmalua.
4022 (type): Handle it.
4023 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4024 (1b_mmalua): New.
4025 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4026 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4027 CONST0_RTX.
4028 (const_int_2bit_operand): New.
4029 (fr_reg_or_0_operand): New.
4030 * config/ia64/ia64-modes.def: Add vector modes.
4031 * config/ia64/ia64-protos.h: Update.
4032 * config/ia64/vect.md: New file.
4034 2005-01-03 Richard Henderson <rth@redhat.com>
4036 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4038 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4040 PR target/19236
4041 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4042 to SFmode.
4043 (log1pdf2): Change mode of operands[0,1] to DFmode.
4045 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4047 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4048 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4049 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4050 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4051 SPARC_RELAXED_ORDERING.
4053 2005-01-03 Richard Henderson <rth@redhat.com>
4054 Uros Bizjak <uros@kss-loka.si>
4056 PR target/14631
4057 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4058 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4059 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4060 handling.
4061 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4062 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4063 const_pow2_1_to_128_operand): New predicates.
4065 2005-01-02 Greg McGary <greg@mcgary.org>
4067 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4068 anonymous decls.
4069 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4070 object. [ptr_type]: Remove unused variable.
4071 Remember nearest addressable array-element or record-component
4072 when checking bitfield components. Tolerate empty BIND_EXPR.
4074 2005-01-01 Richard Henderson <rth@redhat.com>
4076 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4077 that don't narrow the value. Fail for other conversions.
4079 2005-01-01 Richard Henderson <rth@redhat.com>
4081 PR c/19031
4082 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4083 * c-lang.c (finish_file): Don't do it here.
4084 * objc/objc-act.c (objc_finish_file): Likewise.
4086 * cgraph.c (decl_assembler_name_equal): New.
4087 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4088 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4089 * cgraph.h (struct cgraph_varpool_node): Add next.
4090 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4091 * varasm.c (assemble_alias): Mark the target as needed.
4093 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4095 PR middle-end/19221
4096 * function.c (get_arg_pointer_save_area): Use entry_of_function
4097 instead of get_insns.
4099 2005-01-01 Roger Sayle <roger@eyesopen.com>
4100 Andrew Pinski <pinskia@physics.uc.edu>
4101 James E. Wilson <wilson@specifixinc.com>
4103 PR rtl-optimization/12092
4104 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4105 is zero.
4107 2005-01-01 Roger Sayle <roger@eyesopen.com>
4108 Olivier Hainque <hainque@act-europe.fr>
4110 * tree.c (int_fits_type_p): A narrower type always fits in a
4111 wider one, except for negative values into unsigned types.
4113 2005-01-01 Roger Sayle <roger@eyesopen.com>
4115 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4116 with the original constant rather than require TREE_OVERFLOW.
4118 2005-01-01 Steven Bosscher <stevenb@suse.de>
4120 PR middle-end/17544
4121 * c-decl.c (finish_function): If compiling C99, annotate the
4122 compiler generated return with the current file name and line 0.
4123 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4124 the source line is greater than 0.
4125 (remove_bb): Likewise.
4127 See ChangeLog.12 for earlier changes.