1 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
4 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12 (T)x & (T)cst if (T)cst overflows.
13 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
14 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16 2005-02-15 Jeff Law <law@redhat.com>
18 * gcse.c (blocks_with_calls): New bitmap.
19 (alloc_gcse_mem): Allocate it.
20 (free_gcse_mem): Free it.
21 (clear_modifY_mem_tables): Clear it.
22 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
23 when we encounter CALL_INSNs.
24 (compute_transp, case MEM): Handle blocks with calls separate
25 from blocks without calls. Use bitmap iterators rather than
28 2005-02-15 Peter O'Gorman <peter@pogma.com>
31 * mklibgcc.in (vis_hide): Use a temporary object file, not
34 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
37 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
40 2005-02-15 David Edelsohn <edelsohn@gnu.org>
41 Alan Modra <amodra@bigpond.net.au>
44 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
45 (_xlqsub): Rename to __gcc_qsub.
46 (_xlqmul): Rename to __gcc_qmul.
47 (_xlqdiv): Rename to __gcc_qdiv.
48 Provide versioned symbol aliases with old names.
49 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
50 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
51 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
52 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
53 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
55 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
57 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
58 Fold ~(A - 1) and ~(A + -1) to -A.
60 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
64 * config/host-linux.c (linux_gt_pch_use_address): Copy from
65 config/pa/pa-host.c:pa_gt_pch_use_address.
67 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
69 * tree-vn.c (get_value_handle): Make sure that given an
70 is_gimple_min_invariant expression, we always return it.
72 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
74 * passes.c (rest_of_handle_gcse): Fix a comment.
76 2005-02-15 Jeff Law <law@redhat.com>
78 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
80 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
81 (canon_list_insert, record_last_mem_set_info): Similarly.
82 (clear_modify_mem_tables): Similarly.
84 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
86 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
87 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
88 config/mips/mips.md, config/rs6000/aix.h,
89 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
91 2005-02-15 Richard Henderson <rth@redhat.com>
93 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
96 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
98 * basic-block.h: Adjust the prototype for find_basic_blocks.
99 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
100 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
103 * flow.c (recompute_reg_usage): Remove all arguments.
104 * passes.c (rest_of_compilation): Adjust the call to
106 * rtl.h: Adjust the prototype for recompute_reg_usage.
108 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
110 * tree-dump.c (dump_files): Update to reflect new member
112 (dump_register): Add new argument.
114 (dump_switch_p_1): Check against glob name if doglob was passed.
115 (dump_switch_p): Check against regular first, then glob if
116 we didn't have any hits on the dump name.
117 * tree-optimize.c (register_one_dump_file):
118 Pass in glob name as well.
119 * tree-pass.h (struct dump_file_info): Add glob
122 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
124 PR preprocessor/16323
125 * doc/invoke.texi: Document that -Wendif-labels is on by default.
127 2005-02-14 David Edelsohn <edelsohn@gnu.org>
130 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
131 (trunctfdf2_internal1): New.
132 (trunctfdf2_internal2): Renamed from trunctfdf2.
134 2005-02-14 Diego Novillo <dnovillo@redhat.com>
136 PR tree-optimization/19853
137 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
139 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
141 * passes.c (rest_of_handle_loop_optimize): Remove calls to
142 delete_dead_jumptables and cleanup_cfg.
144 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
146 * reload.c (find_reloads): Swap address_reloaded flags when
147 swapping commutative operands.
149 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
151 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
152 Use standard_iv_increment_position for computing the bsi position
154 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
157 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
160 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
161 life range of hard registers.
162 * value-prof.c (insn_prefetch_values_to_profile): Only
165 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
168 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
170 * bitmap.h (bitmap_and_compl_into): Return bool.
171 * bitmap.c (bitmap_and_compl_into): Return changed flag.
173 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
175 PR tree-optimization/19944
176 * fold-const.c (fold): Re-add ABS_EXPR folding.
178 2005-02-13 David Edelsohn <edelsohn@gnu.org>
181 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
182 {TARGET,MASK}_XL_COMPAT.
183 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
185 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
186 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
188 (rs6000_arg_partial_bytes): Same.
189 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
190 and XL compatibility enabled.
191 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
192 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
193 test to final condition.
194 (cmptf_internal2): New.
195 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
196 xl-compat. Add TFmode information to description.
198 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
200 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
202 2005-02-13 Jason Merrill <jason@redhat.com>
204 [reverted temporarily]
206 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
210 * fold-const.c (fold_indirect_ref_1): Split out from...
211 (build_fold_indirect_ref): Here.
212 (fold_indirect_ref): New fn.
213 * tree.h: Declare it.
214 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
215 (gimplify_modify_expr_rhs): Likewise.
216 (gimplify_expr): Likewise.
218 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
220 PR tree-optimization/14303
221 PR tree-optimization/15784
222 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
223 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
224 ABS_EXPR<x> != 0 to x != 0.
226 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
228 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
229 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
230 spelling conventions.
232 * passes.c (rest_of_handle_gcse): Don't run cse_main and
233 delete_trivially_dead_insns too many times.
235 * passes.c (rest_of_handle_gcse): Remove dead assignments to
238 2005-02-12 Ira Rosen <irar@il.ibm.com>
240 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
241 (vect_is_simple_iv_evolution): Remove redundant parameter
243 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
244 without last parameter.
245 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
246 Return pointer step. Call vect_is_simple_iv_evolution without
247 last parameter. Check only that the step is multiple of size
248 type. Remove stmt_vinfo updates.
249 (vect_get_memtag_and_dr): Remove.
250 (vect_get_memtag): New function.
251 (vect_address_analysis): New function.
252 (vect_object_analysis): New function.
253 (vect_analyze_data_refs): Call vect_object_analysis and
254 vect_get_memtag. Update stmt_vinfo fields.
256 2005-02-12 Ira Rosen <irar@il.ibm.com>
258 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
259 exist and are objects. Remove checks for pointer.
260 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
261 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
262 (vect_create_data_ref_ptr): Likewise.
263 (vect_base_addr_differ_p): New function.
264 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
265 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
266 Don't set the DR_BASE_NAME field of data-ref.
267 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
269 2005-02-12 Uros Bizjak <uros@kss-loka.si>
271 * optabs.h (enum optab_index): Add new OTI_ldexp.
272 (ldexp_optab): Define corresponding macro.
273 * optabs.c (init_optabs): Initialize ldexp_optab.
274 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
276 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
278 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
279 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
281 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
282 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
285 2005-02-12 Ira Rosen <irar@il.ibm.com>
287 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
289 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
291 (vect_get_base_and_offset): Always return an address.
292 (vect_create_addr_base_for_vector_ref): Remove treatment for
293 different data reference types.
294 (vect_compute_data_ref_alignment): Rename base to base_address in
295 stmt_vec_info. Get the object in order to force its alignment.
296 (vect_get_memtag_and_dr): Rename base to base_address in
297 stmt_vec_info. Extract the object for memtag analysis.
299 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
302 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
303 changes cc_status, use apply modified_in_p to part of cc_status
304 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
307 2005-02-11 Richard Henderson <rth@redhat.com>
309 * tree-complex.c (expand_complex_libcall): New.
310 (expand_complex_multiplication): Use it for c99 compliance.
311 (expand_complex_division): Likewise.
312 * fold-const.c (fold_complex_add, fold_complex_mult): New.
314 * builtins.c (built_in_names): Remove const.
315 * tree.c (build_common_builtin_nodes): Build complex arithmetic
317 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
318 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
319 (built_in_names): Remove const.
320 * c-common.c (c_common_type_for_mode): Handle complex modes.
321 * flags.h, toplev.c (flag_complex_method): Rename from
322 flag_complex_divide_method.
323 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
324 __mulsc3, __muldc3, __mulxc3, __multc3): New.
325 * libgcc2.h: Declare them.
326 * libgcc-std.ver: Export them.
327 * mklibgcc.in (lib2funcs): Build them.
329 2005-02-11 Steven Bosscher <stevenb@suse.de>
331 PR tree-optimization/19876
332 Partially revert my change from 2005-01-14
333 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
334 (compute_antic): ...and remove the loop here.
336 2005-02-11 Jakub Jelinek <jakub@redhat.com>
339 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
340 is number of inner's bits, avoid creating a BIT_FIELD_REF.
342 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
343 crtend.o if -pie. Use %{x:a;:b} spec syntax.
345 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
347 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
348 offsets for the big-endian 32-bit case.
350 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
352 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
354 2005-02-11 Dale Johannesen <dalej@apple.com>
356 * cselib.c (cselib_process_insn): Clear out regs where
357 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
358 * reload.c (find_equiv_reg): Ditto.
360 2005-02-11 Ian Lance Taylor <ian@airs.com>
362 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
365 * tree.c (build_function_type_list): Work correctly if there are
368 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
370 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
371 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
372 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
373 TARGET_ZARCH instead of TARGET_64BIT.
375 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
377 * config/rs6000/t-rtems:
378 (MULTILIB_OPTIONS): Remove mcpu=602.
379 (MUTLILIB_DIRNAMES): Remove m602.
380 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
381 Let mcpu=602 match mcpu=603.
382 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
384 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
386 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
389 2005-02-10 David Daney <ddaney@avtrex.com>
391 * config/alpha/linux-unwind.h: Add exception clause to copyright.
392 * config/i386/linux-unwind.h: Likewise.
393 * config/ia64/linux-unwind.h: Likewise.
394 * config/mips/linux-unwind.h: Likewise.
395 * config/pa/linux-unwind.h: Likewise.
396 * config/rs6000/linux-unwind.h: Likewise.
397 * config/s390/linux-unwind.h: Likewise.
398 * config/sh/linux-unwind.h: Likewise.
399 * config/sparc/linux-unwind.h: Likewise.
401 2005-02-10 Steven Bosscher <stevenb@suse.de>
403 PR tree-optimization/17549
404 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
405 TER to replace a DEF with its expression if the DEF and the
406 rhs of the expression we replace into have the same root
409 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
411 * config/mips/mips.md: Fix the placement of the match_scratch in the
414 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
416 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
419 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
421 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
422 (strip_offset): Handle addresses.
423 (add_address_candidates): Use strip_offset.
424 (difference_cost): Reflect strip_offset change.
425 (force_var_cost, difference_cost): Strip nops.
427 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
429 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
431 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
432 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
433 config/cris/cris-protos.h, config/cris/cris.c: Update
436 2005-02-10 Jeff Law <law@redhat.com>
438 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
439 (lookup_avail_expr): Similarly.
441 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
443 * builtins.c (fold_builtin_powi): New function.
444 (fold_builtin_1): Call it.
446 2005-02-10 Steven Bosscher <stevenb@suse.de>
448 PR documentation/19309
449 * doc/cpp.texi: The __GNUC__ and related predefined macros
450 are also defined for the "standalone" cpp.
451 Some non-GCC compilers may also define __GNUC__.
453 2005-02-10 Jakub Jelinek <jakub@redhat.com>
456 * c-typeck.c (common_type): New routine. Old common_type renamed
458 (c_common_type): ...this.
459 (build_conditional_expr, build_binary_op): Use c_common_type instead
462 2005-02-10 Steven Bosscher <stevenb@suse.de>
464 * doc/md.texi: Replace @samp{length} with @code{length}.
466 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
468 PR tree-optimization/18687
469 * tree-flow.h (find_loop_niter): Declare.
470 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
471 Try using scev even for loops with more than one exit.
472 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
473 (struct ivopts_data): Added niters field.
474 (struct nfe_cache_elt): New.
475 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
477 (tree_ssa_iv_optimize_init): Initialize niters cache.
478 (determine_number_of_iterations): Removed.
479 (find_induction_variables): Do not call determine_number_of_iterations.
480 Access niters for single exit through niter_for_single_dom_exit.
481 (add_iv_outer_candidates): Access niters for single exit through
482 niter_for_single_dom_exit.
483 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
484 number_of_iterations_cond.
485 (iv_period): New function.
486 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
487 (may_replace_final_value): Take data argument. Use
488 niter_for_single_dom_exit.
489 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
490 (rewrite_use_compare): Pass data to may_eliminate_iv.
491 (rewrite_use_outer): Pass data to may_replace_final_value.
492 (free_loop_data): Clean up the niters cache.
493 (tree_ssa_iv_optimize_finalize): Free the niters cache.
494 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
495 * tree-ssa-loop-niter.c (find_loop_niter): New function.
496 (find_loop_niter_by_eval): Use tree_int_cst_lt.
497 (num_ending_zeros): Moved to tree.c.
498 * tree.h (num_ending_zeros): Declare.
499 * tree.c (num_ending_zeros): Moved from tree.c.
501 2005-02-09 Richard Henderson <rth@redhat.com>
503 * builtins.c (DEF_BUILTIN): Add COND argument.
504 * tree.h (DEF_BUILTIN): Likewise.
505 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
506 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
508 (DEF_BUILTIN_STUB): New.
509 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
510 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
511 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
512 * c-common.c (DEF_BUILTIN): Add COND argument.
513 * tree.c (local_define_builtin): New.
514 (build_common_builtin_nodes): New.
516 2005-02-09 Roger Sayle <roger@eyesopen.com>
518 * fold-const.c (fold_strip_sign_ops): New function to simplify a
519 floating point expression ignoring the sign of the result.
520 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
521 (fold) <MULT_EXPR>: Use it to simplify x*x.
522 * tree.h (fold_strip_sign_ops): Prototype here.
523 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
524 argument. Use fold_strip_sign_ops to simplify the first argument.
525 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
526 first argument when the second argument is an even integer
527 constant, but only with -funsafe_math_optimizations.
528 (fold_builtin_1): Update call to fold_builtin_copysign.
530 2005-02-09 Ian Lance Taylor <ian@airs.com>
533 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
534 just check whether EH_FILTER_FAILURE falls through.
536 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
538 * gcc/haifa-sched.c (schedule_block): Make queued sched group
539 insns return to ready list in the next turn.
541 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
544 * builtins.def: New __builtin_powi[lf].
545 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
546 (expand_builtin_powi): New function.
547 (expand_builtin): Dispatch to expand_builtin_powi.
548 * libgcc2.h: Add prototypes for __builtin_powi[lf].
549 * libgcc2.c: Add __builtin_powi[lf] implementation.
550 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
551 * optabs.h: Add powi_optab.
552 * optabs.c (init_optabs): Initialize powi_optab.
553 * doc/extend.texi: Document __builtin_powi[lf].
555 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
557 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
560 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
563 * fold-const.c (try_move_mult_to_index): Remove redundant
564 type argument. Create ADDR_EXPR with correct type.
565 (fold): Update callers of try_move_mult_to_index. Convert
566 result to the appropriate type.
568 2005-02-09 Roger Sayle <roger@eyesopen.com>
571 * config/avr/avr.c (default_rtx_costs): Delete.
572 (avr_operand_rtx_cost): New function.
573 (avr_rtx_costs): Completely rewrite.
575 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
578 * config/cris/cris.c (in_code): New variable.
579 (cris_output_addr_const): Now a static function, a wrapper for
581 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
582 case from old cris_output_addr_const.
583 (cris_asm_output_label_ref): Similar for LABEL_REF.
584 (cris_output_addr_const_extra): Similar for UNSPEC.
585 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
586 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
587 * config/cris/cris-protos.h (cris_output_addr_const): Remove
589 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
590 (cris_asm_output_label_ref): Declare.
592 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
594 PR preprocessor/19801
595 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
596 filenames that changed when libcpp was moved to the toplevel.
598 2005-02-07 Roger Sayle <roger@eyesopen.com>
600 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
601 zero extensions of BImode operands. Call lowpart_subreg instead
602 of gen_lowpart_common and gen_lowpart_SUBREG.
604 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
607 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
608 * configure.ac: Set cc_for_cross_gnattools.
609 * configure: Regenerate.
611 2005-02-08 Alan Modra <amodra@bigpond.net.au>
614 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
616 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
619 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
622 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
624 * doc/extend.texi: Document deprecated extensions allowing
625 static floating-point members to have initializers and allowing
626 floating-point literals in integral constant expressions.
628 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
630 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
631 config/darwin7.h, config/mips/mips.c,
632 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
635 * cse.c: Update comments.
637 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
640 * builtins.c (fold_builtin_sqrt): Transform
641 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
644 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
645 Dorit Naishlos <dorit@il.ibm.com>
647 * doc/invoke.texi (ftree-vectorizer-verbose): New.
648 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
649 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
651 * tree.h (vect_set_verbosity_level): New extern function declaration
653 * tree-vectorizer.h (verbosity_levels): New enum type.
654 * tree-vectorizer.c (vect_debug_stats): Function removed.
655 (vect_debug_details): Likewise.
656 (vect_verbosity_level): Global variable was defined and initialized.
657 (vect_dump): Global variable definition.
658 (vect_print_dump_info): New function.
659 (vect_set_dump_settings): New function.
660 (vect_set_verbosity_level): New function.
661 (vectorize_loops): Add call to vect_set_dump_settings.
663 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
664 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
665 (slpeel_tree_peel_loop_to_edge): Likewise.
667 (vect_analyze_offset_expr): Call to vect_print_dump_info with
668 appropriate verbosity level instead of call to vect_debug_details
670 (vect_get_base_and_offset):
671 (vect_create_addr_base_for_vector_ref):
672 (get_vectype_for_scalar_type):
673 (vect_create_data_ref_ptr):
675 (vect_get_vec_def_for_operand):
676 (vect_finish_stmt_generation):
677 (vectorizable_assignment):
678 (vectorizable_operation):
679 (vectorizable_store):
681 (vect_transform_stmt):
682 (vect_update_ivs_after_vectorizer):
683 (vect_do_peeling_for_loop_bound):
684 (vect_update_inits_of_drs):
685 (vect_do_peeling_for_alignment):
686 (vect_transform_loop):
687 (vect_is_simple_use):
688 (vect_analyze_operations):
689 (vect_is_simple_iv_evolution):
690 (vect_analyze_scalar_cycles):
691 (vect_analyze_data_ref_dependence):
692 (vect_analyze_data_ref_dependences):
693 (vect_compute_data_ref_alignment):
694 (vect_enhance_data_refs_alignment):
695 (vect_analyze_data_refs_alignment):
696 (vect_analyze_data_ref_access):
697 (vect_analyze_data_ref_accesses):
698 (vect_analyze_pointer_ref_access):
699 (vect_get_memtag_and_dr):
700 (vect_analyze_data_refs):
701 (vect_mark_relevant):
702 (vect_stmt_relevant_p):
703 (vect_mark_stmts_to_be_vectorized):
704 (vect_can_advance_ivs_p):
705 (vect_get_loop_niters):
706 (vect_analyze_loop_form):
708 (vectorize_loops): Likewise.
710 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
711 (vect_update_inits_of_drs):
712 (vect_do_peeling_for_alignment):
713 (vect_transform_loop):
714 (vect_analyze_operations):
715 (vect_analyze_scalar_cycles):
716 (vect_analyze_data_ref_dependences):
717 (vect_analyze_data_refs_alignment):
718 (vect_analyze_data_ref_accesses):
719 (vect_analyze_data_refs):
720 (vect_mark_stmts_to_be_vectorized):
721 (vect_get_loop_niters):
722 (vect_analyze_loop_form):
723 (vect_analyze_loop): Likewise.
724 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
726 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
730 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
731 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
732 either -ffast-math or -funsafe-math-optimizations is in use.
734 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
735 * config/mips/irix-csr.c: New file.
736 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
737 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
738 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
741 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
743 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
744 redundant, incorrect definitions.
746 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
748 ("*tls_indirect_call"): New, reference hard regs directly.
749 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
751 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
753 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
754 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
756 2005-02-06 Roger Sayle <roger@eyesopen.com>
758 PR rtl-optimization/19800
759 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
760 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
763 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
765 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
767 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
770 * doc/invoke.texi: Correct documentation of -freorder-functions.
772 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
775 * doc/invoke.texi: Don't mention gccbug.
777 2005-02-06 Roger Sayle <roger@eyesopen.com>
778 Andrew Pinski <pinskia@physics.uc.edu>
779 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
781 * simplify-rtx.c (simplify_relational_operation_1): Simplify
782 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
783 into just (zero_extract:SI FOO (const_int 1) BAR).
785 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
787 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
788 macro locally. Don't give last revision date. Use GCC version
789 number from gcc-common.texi.
790 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
791 revision date. Use GCC version number from gcc-common.texi.
792 Describe being a library as current state rather than as 3.x
794 * doc/gcc.texi: Remove last update date.
795 * doc/gccint.texi: Likewise. Update copyright dates.
796 * doc/install.texi: Update copyright dates.
798 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
801 * doc/invoke.texi: Mention for each option included in -Wall that
802 it is included in -Wall.
803 * doc/gcc.texi: Update copyright and last modification date.
805 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
807 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
808 unnecessary cast to original induction variable increments.
810 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
812 PR tree-optimization/18219
813 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
816 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
818 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
819 Set bitpos and offset later in the function. Do nothing if the
820 target is a register and if the bitfield lies completely outside
822 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
823 here. Return an uninitialised register if the source value is stored
824 in a register and the bitfield lies completely outside that register.
826 2005-02-06 Steven Bosscher <stevenb@suse.de>
828 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
831 2005-02-06 Marcin Dalecki <martin@dalecki.de>
833 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
835 2005-02-06 Geoffrey Keating <geoffk@apple.com>
837 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
838 * config/darwin8.h: New.
839 * config/darwin7.h: Update comment.
841 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
842 Dorit Naishlos <dorit@il.ibm.com>
844 * tree-vectorizer.h (LOC): New type.
845 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
846 (loop_line_number): New field in struct _loop_vec_info.
847 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
849 * tree-vectorizer.c (input.h): Included.
850 (find_loop_location): New function.
851 (vect_debug_stats): Argument changed from loop to LOC. Computation of
852 loop line number removed.
853 (vect_debug_details): Likewise.
854 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
856 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
857 call to vect_debug_details/stats changed from loop to loop_loc.
858 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
859 (slpeel_tree_peel_loop_to_edge): Likewise.
861 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
862 changed from NULL to UNKNOWN_LOC.
863 (vect_get_base_and_offset):
864 (vect_create_addr_base_for_vector_ref):
865 (get_vectype_for_scalar_type):
866 (vect_create_data_ref_ptr):
868 (vect_get_vec_def_for_operand):
869 (vect_finish_stmt_generation):
870 (vectorizable_assignment):
871 (vectorizable_operation):
872 (vectorizable_store):
874 (vect_transform_stmt):
875 (vect_update_ivs_after_vectorizer):
876 (vect_do_peeling_for_loop_bound):
877 (vect_do_peeling_for_alignment):
878 (vect_transform_loop):
879 (vect_is_simple_use):
880 (vect_analyze_operations):
881 (vect_is_simple_iv_evolution):
882 (vect_analyze_scalar_cycles):
883 (vect_analyze_data_ref_dependences):
884 (vect_compute_data_ref_alignment):
885 (vect_enhance_data_refs_alignment):
886 (vect_analyze_data_ref_access):
887 (vect_analyze_data_ref_accesses):
888 (vect_analyze_pointer_ref_access):
889 (vect_get_memtag_and_dr):
890 (vect_analyze_data_refs):
891 (vect_mark_relevant):
892 (vect_stmt_relevant_p):
893 (vect_mark_stmts_to_be_vectorized):
894 (vect_can_advance_ivs_p):
895 (vect_get_loop_niters):
897 (vectorize_loops): Likewise.
899 (vectorizable_load): Argument in call to vect_debug_details/stats
900 changed from loop to LOOP_LOC (loop_vinfo).
901 (vect_transform_loop):
902 (vect_analyze_operations):
903 (vect_analyze_scalar_cycles):
904 (vect_analyze_data_ref_dependence):
905 (vect_enhance_data_refs_alignment):
906 (vect_analyze_data_ref_accesses):
907 (vect_analyze_pointer_ref_access):
908 (vect_analyze_data_refs):
909 (vect_analyze_loop): Likewise.
911 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
912 changed from loop to loop_loc.
914 (vect_enhance_data_refs_alignment): Removed unused variable loop.
916 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
917 Dorit Naishlos <dorit@il.ibm.com>
919 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
921 (vect_analyze_data_ref_dependences): Likewise.
923 (vect_is_simple_use): Argument changed from loop structure to
924 loop_vect_info structure.
925 (vect_can_advance_ivs_p): Likewise.
926 (vect_create_index_for_vector_ref): Likewise.
927 (vect_update_ivs_after_vectorizer): Likewise.
928 (new_stmt_vec_info): Likewise.
930 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
931 changed from loop to loop_vinfo.
932 (vect_create_data_ref_ptr): First argument in call to
933 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
934 (vectorizable_assignment): Second argument in call to vect_is_simple_use
935 was changed from loop to loop_vinfo.
936 (vectorizable_operation): Likewise.
937 (vectorizable_store): Likewise.
938 (vect_mark_stmts_to_be_vectorized): Likewise.
939 (vect_do_peeling_for_loop_bound): First argument in call to
940 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
941 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
942 was changed from loop to loop_vinfo.
943 (vect_analyze_data_ref_dependences): Third argument in call to
944 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
946 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
947 (vect_create_data_ref_ptr): Likewise.
948 (vect_init_vector): Likewise.
949 (vect_get_vec_def_for_operand): Likewise.
950 (vectorizable_assignment): Likewise.
951 (vectorizable_operation): Likewise.
952 (vectorizable_store): Likewise.
953 (vectorizable_load): Likewise.
954 (vect_update_ivs_after_vectorizer): Likewise.
955 (vect_is_simple_use): Likewise.
956 (vect_analyze_data_ref_dependence): Likewise.
957 (vect_analyze_pointer_ref_access): Likewise.
958 (vect_can_advance_ivs_p): Likewise.
960 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
961 before _stmt_vec_info.
962 (_stmt_vec_info): Loop field replaced by loop_vec_info.
963 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
964 (new_stmt_vec_info): Argument changed from loop structure to
965 loop_vect_info structure
967 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
968 (vect_analyze_offset_expr): Avoid 80 columns overflow.
969 (vect_create_addr_base_for_vector_ref): Likewise.
970 (vect_analyze_pointer_ref_access): Likewise.
972 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
975 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
976 phi flag if the phi is abnormal.
978 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
981 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
982 information for the new statement.
984 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
987 * gcc.c (main): Include the target in -v output.
989 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
991 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
992 Do not drop the extend if we'd have to add a paradoxical subreg
993 later. Include optabs.h and insn-codes.h.
994 * Makefile.in (combine.o): Depend on $(OPTABS_H).
996 2005-02-02 Roger Sayle <roger@eyesopen.com>
999 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1000 * fold-const.c (const_binop): Avoid constant folding floating
1001 point operations in modes that use composite representations.
1002 * simplify-rtx.c (simplify_binary_operation): Likewise.
1004 2005-02-02 Geoffrey Keating <geoffk@apple.com>
1006 * config/rs6000/altivec.md (altivec_dst): Make the first operand
1008 (altivec_dstt): Likewise.
1009 (altivec_dstst): Likewise.
1010 (altivec_dststt): Likewise.
1011 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1014 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1016 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1017 EXPR_LOCUS from orig_cond to the new cond_stmt.
1018 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1021 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1023 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1024 standard_iv_increment_position. Remove call to bsi_next
1025 (no need to bump the iterator anymore).
1026 (vect_create_index_for_vector_ref): Call
1027 standard_iv_increment_position. Remove second function argument.
1028 (vect_finish_stmt_generation): Remove call to bsi_next
1029 (no need to bump the iterator anymore).
1030 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1031 to vect_create_index_for_vector_ref.
1033 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
1035 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1036 phis are used out of the loop.
1038 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
1041 * c-decl.c (undef_nested_function): New variable.
1042 (pop_scope): Diagnose undefined nested functions.
1043 (finish_function): Don't attempt cgraph processing or genericizing
1044 if current top-level function contained an undefined nested
1045 function. Reset undef_nested_function at the end of a top-level
1048 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
1050 * tree.c (build_int_cst_type): Take sign of the value into account
1051 when deciding whether sign extend the value.
1053 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1056 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1057 (cpp_options, cc1_options): Change %{std*&ansi} to
1058 %{std*&ansi&trigraphs}.
1060 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1062 * cse.c: Update comments.
1064 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
1066 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1067 arguments go on the stack. Do not put complex doubles in odd/even
1070 2005-02-02 Steven Bosscher <stevenb@suse.de>
1072 * doc/invoke.texi: Update the options enabled at -O1, -O2,
1073 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
1074 -ftree-pre, and -fthread-jumps.
1076 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
1078 PR tree-optimization/19578
1079 * tree-flow.h (modified_noreturn_calls): Declare.
1080 (noreturn_call_p): Declare.
1081 * tree-flow-inline.h (noreturn_call_p): New function.
1082 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1083 * tree-cfg.c (modified_noreturn_calls): New variable.
1084 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
1085 that contain a mid-block noreturn call.
1086 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1088 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
1090 * df.c (df_def_record_1, df_uses_record): Don't use
1092 * df.h (DF_FOR_REGALLOC): Remove.
1094 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1097 * c-typeck.c (really_start_incremental_init): Reset
1098 constructor_max_index for arrays of incomplete type.
1100 2005-02-02 Jeff Law <law@redhat.com>
1102 * gcse.c (struct reg_set): Store the block index where the register
1103 was set rather than the setting insn.
1104 (record_one_set, compute_transp): Corresponding changes.
1105 (pre_insert_copy_insn): Do not call replace_one_set.
1106 (replace_one_set): Remove.
1108 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
1111 * doc/gcov.texi: Fix typo.
1113 2005-02-01 Richard Henderson <rth@redhat.com
1116 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1117 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1119 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1120 * config/i386/i386-protos.h: Update.
1122 2005-02-01 Steven Bosscher <stevenb@suse.de>
1124 PR tree-optimization/19217
1125 * tree-cfg.c (verify_expr): Use the data field to see if TP was
1126 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
1127 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1128 that it is walking a PHI node.
1130 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
1132 * doc/extend.texi (Nested Functions): Update.
1134 2005-02-01 Richard Henderson <rth@redhat.com>
1137 * optabs.c (expand_copysign_absneg): Export.
1138 * optabs.h (expand_copysign_absneg): Declare.
1139 * config/rs6000/rs6000.md (copysigntf3): New.
1141 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1143 PR tree-optimization/19633
1144 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1145 * tree-ssa-alias.c (init_alias_info): Initialize.
1146 (merge_pointed_to_info): Set.
1147 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1148 (dump_points_to_info_for): Show value of pt_null.
1149 (struct count_ptr_d): Declare.
1150 (find_ptr_dereference): Remove.
1151 (ptr_is_dereferenced_by): Remove.
1152 (count_ptr_derefs): New local function.
1153 (count_uses_and_derefs): New local function.
1154 (compute_points_to_and_addr_escape): Call it. If the number
1155 of dereferences is greater than zero, mark the pointer as
1156 dereferenced. If there are fewer dereferences than uses of
1157 the pointer, the pointer's value escapes.
1159 2005-02-01 Diego Novillo <dnovillo@redhat.com>
1161 PR tree-optimization/19670
1162 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
1164 (verify_use): ... set it here, instead.
1166 2005-02-01 Janis Johnson <janis187@us.ibm.com>
1168 * doc/sourcebuild.texi (Test directives): Fix formatting.
1170 * doc/sourcebuild.texi (Test directives): Describe selector
1173 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
1175 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
1176 specific 64-bit CPUs.
1178 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
1181 * arm.c (arm_eliminable_register): New function.
1182 (adjacent_mem_locations): Don't allow eliminable registers. Use
1183 HOST_WIDE_INT for address offsets.
1184 * arm-protos.h (arm_eliminable_register): Add prototype.
1186 2005-02-01 Steven Bosscher <stevenb@suse.de>
1188 PR optimization/15242
1189 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
1190 * basic-block.h (duplicate_computed_gotos): Add prototype.
1191 * bb-reorder.c (duplicate_computed_gotos): New function to
1192 duplicate sufficiently small blocks ending in a computed jump.
1193 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
1194 if not optimizing for size.
1195 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
1196 never do tail merging for blocks ending in a computed jump.
1197 * doc/invoke.texi: Document the max-goto-duplication-insns param.
1199 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1201 Patch from Richard Sandiford <rsandifo@redhat.com>
1202 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
1203 from inheriting a subreg equivalence with a non-spill register.
1205 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
1207 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
1209 * config/frv/frv.c (movcc_fp_destination_operand): New.
1210 (gpr_or_memory_operand): Fix typo in comment.
1211 (gpr_or_memory_operand_with_scratch): New.
1212 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
1213 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
1214 movcc_fp_destination_operand.
1215 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
1216 Legitimize memory addresses using a scratch register.
1218 2005-01-31 Jeff Law <law@redhat.com>
1220 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
1221 bitmap a sparse bitmap instead of a simple bitmap.
1222 (mark_def_sites_initialize_block): Corresponding changes.
1223 (ssa_mark_def_sites_initialize_block): Likewise.
1224 (ssa_mark_phi_uses): Likewise.
1225 (mark_def_site, ssa_mark_def_sites): Likewise.
1226 (mark_def_site_blocks): Likewise.
1227 (rewrite_ssa_into_ssa): Likewise.
1229 * tree-ssa-dom.c (record_cond): Pass correct variable type
1230 for last argument to htab_find_slot_with_hash.
1232 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
1233 effects when optimizing 0 % X. Do not try to optimize X % 0.
1235 2005-01-31 James E. Wilson <wilson@specifixinc.com>
1237 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
1240 2005-02-01 Eric Christopher <echristo@redhat.com>
1242 * config/mips/mips.c (override_options): Warn if -mint64
1244 * doc/invoke.texi (MIPS Options): Document that -mint64 is
1247 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
1249 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
1251 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
1252 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
1253 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
1254 (cached_regno): Initialize to INVALID_REGNUM.
1255 (cse_reg_info_table_size,
1256 cse_reg_info_table_first_uninitialized,
1257 cse_reg_info_timestamp): New.
1258 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
1260 (init_cse_reg_info, get_cse_reg_info_1): New.
1261 (get_cse_reg_info): Cache the last look-up.
1262 (new_basic_block): Update the code to clear mappings from
1263 registers to cse_reg_info entries.
1264 (cse_main): Call init_cse_reg_info.
1266 * cse.c (get_cse_reg_info): Update a comment.
1268 2005-01-31 Steven Bosscher <stevenb@suse.de>
1271 * c-decl.c (start_decl): Do not warn about arrays of elements with
1272 an incomplete type here.
1273 (grokdeclarator): Do it here by making a pedwarn an error.
1274 * c-typeck.c (push_init_level): If there were previous errors with
1275 the constructor type, do not warn about braces for initializers.
1276 (process_init_element): Likewise for excess initializer elements.
1278 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
1280 * cse.c (delete_trivially_dead_insn): Don't iterate.
1282 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1284 * config/rs6000/rs6000.md (copysignsf3): New expand.
1285 (copysigndf3): Likewise.
1287 2005-01-31 Steven Bosscher <stevenb@suse.de>
1289 * recog.c (constrain_operands): Only look for earlyclobber operand
1290 conflicts if an '&' constraint was seen.
1292 2005-01-31 Marc Espie <espie@openbsd.org>
1294 * config.gcc: Don't include embedded systems fragment, switches default
1295 debugging format to ELF.
1296 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
1297 longer pick it up there.
1299 2005-01-31 Dale Johannesen <dalej@apple.com>
1301 * doc/extend.texi (nested functions): Fix linkage description.
1302 Clarify that static is not allowed.
1304 2005-01-31 Dale Johannesen <dalej@apple.com>
1306 * config/rs6000/darwin.md (movsf_low_di): Make work.
1307 (movdf_low_di): Make work.
1309 2005-01-31 Dale Johannesen <dalej@apple.com>
1311 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
1312 Make work for 64 bit.
1314 2005-01-31 Roger Sayle <roger@eyesopen.com>
1315 Dale Johannesen <dalej@apple.com>
1318 * fold-const.c (fold_binary_op_with_conditional_arg):
1319 Make types match original operands, before STRIP_NOPS.
1321 2005-01-31 Alan Modra <amodra@bigpond.net.au>
1323 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
1324 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
1325 (struct gcc_sigcontext): Delete. Merge contents to..
1326 (struct gcc_ucontext): ..here.
1327 (get_sigcontext): Delete.
1328 (get_regs): New function, like get_sigcontext but return regs ptr.
1329 64-bit version finds regs from r1 to support vdso.
1330 (ppc_linux_aux_vector): New function.
1331 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
1334 2005-01-31 Ira Rosen <irar@il.ibm.com>
1336 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
1338 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
1339 redundant fold. Fix misalignment for MINUS_EXPR.
1340 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
1341 (vect_analyze_pointer_ref_access): Likewise.
1342 (vect_get_memtag_and_dr): Likewise.
1344 2005-01-31 Richard Henderson <rth@redhat.com>
1346 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
1347 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
1348 absnegdf2_i387, absnegxf2_i387): Likewise.
1350 2005-01-31 Richard Henderson <rth@redhat.com>
1353 * optabs.c (expand_copysign_absneg): New.
1354 (expand_copysign_bit): Split out from ...
1355 (expand_copysign): ... here. Use expand_copysign_absneg.
1357 2005-01-30 Roger Sayle <roger@eyesopen.com>
1360 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
1361 constant as the second operand and a register as the third.
1363 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
1366 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
1367 that dllimport'd functions do not use all call-clobbered registers
1370 2005-01-30 Richard Henderson <rth@redhat.com>
1373 * optabs.c (expand_absneg_bit): Split out from expand_unop and
1374 expand_abs_nojump and generalize. Use operand_subword and
1375 emit_no_conflict_block. Support large modes.
1376 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
1378 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
1379 negation to subtraction.
1380 (expand_copysign): Check that the format has signed zeros.
1381 Use operand_subword and emit_no_conflict_block. Support large modes.
1383 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
1385 Fix PR tree-optimization/19624
1387 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
1388 * tree-ssa-pre.c: Add cfgloop.h.
1390 (pre_stats): New member, constified.
1391 (inserted_exprs): New static variable.
1392 (NECESSARY): New macro.
1393 (create_expression_by_pieces): Fold the expression, and
1394 mark it as defaulting to not necessary. Also put in
1396 (fully_constant_expression): New function.
1397 (insert_into_preds_of_block): Modify to not insert phis when we
1398 are playing with induction variables.
1399 Push phis onto the inserted_exprs vector, and mark them as not
1400 necessary by default.
1401 (insert_aux): Call fully_constant_expression on eprime.
1402 If all edges produce the same value, mark it constant.
1403 (mark_operand_necessary): New function.
1404 (remove_dead_inserted_code): New function.
1405 (init_pre): Init loop optimizer to get loop info.
1406 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
1407 (execute_pre): Commit edge inserts, then remove dead code.
1409 2005-01-30 Richard Henderson <rth@redhat.com>
1411 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
1412 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
1414 2005-01-30 Richard Henderson <rth@redhat.com>
1417 * config/i386/i386.c (ix86_expand_copysign): New.
1418 (ix86_split_copysign_const): New.
1419 (ix86_split_copysign_var): Rename from ix86_split_copysign,
1420 rearrange op1/nmask operands.
1421 * config/i386/i386-protos.h: Update.
1422 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
1423 (copysigndf3): Likewise.
1424 (copysignsf3_const, copysigndf3_const): New.
1425 (copysignsf3_var): Rename from copysignsf3, split out splitter
1426 and fix split predicate for X constraint.
1427 (copysigndf3_var): Similarly.
1429 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
1431 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
1432 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
1433 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
1435 2005-01-29 Richard Henderson <rth@redhat.com>
1438 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
1439 of # and * in constraints.
1441 2005-01-29 Richard Henderson <rth@redhat.com>
1444 * expr.c (store_field): Don't strip sub-mode cast when the input
1445 data is even smaller.
1447 2005-01-29 Richard Henderson <rth@redhat.com>
1450 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
1453 2005-01-29 Richard Henderson <rth@redhat.com>
1455 * combine.c (make_field_assignment): Fix argument order
1458 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
1460 PR tree-optimization/15791
1461 * fold-const.c (extract_array_ref): New function.
1462 (fold): Fold comparisons between &a[i] and &a[j] or
1463 semantically equivalent trees.
1465 2005-01-29 Jeff Law <law@redhat.com>
1467 * gcse.c (insert_expr_in_table): Revamp handling of available
1468 and anticipatable occurrence lists to avoid unnecessary list
1470 (insert_set_in_table): Similarly.
1472 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
1474 * c-common.c (fix_string_type): Just use c_build_qualified_type to
1476 (c_build_qualified_type): Build qualified array types with
1477 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
1478 * c-decl.c (c_make_fname_decl): Build unqualified array type
1479 before qualified type.
1480 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
1481 type is qualified, not just if type itself is. Don't apply
1482 qualifiers to array type when declarator is processed. Apply
1483 qualifiers to field type whether or not it is an array type.
1484 Don't handle array types specially for applying qualifiers to
1486 * c-typeck.c (composite_type): Build unqualified element type and
1487 array type when forming composite of array types.
1488 (common_pointer_type, comptypes, comp_target_types,
1489 type_lists_compatible_p, build_indirect_ref, build_array_ref,
1490 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
1492 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
1493 (args2) in variables a1 and a2.
1495 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
1497 * cse.c (n_elements_made, max_elements_made): Remove.
1498 (insert): Don't touch n_elements_made.
1499 (cse_main): Don't touch n_elements_made or max_elements_made.
1501 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
1504 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
1505 configuration part of dp-bit.c to be lost.
1507 2005-01-28 Roger Sayle <roger@eyesopen.com>
1509 * expmed.c (expand_mult_highpart_optab): When attempting to use
1510 a non-widening multiplication in a wider mode, the operands need
1511 to be converted (zero or sign extended) to that mode.
1513 2005-01-28 Ian Lance Taylor <ian@airs.com>
1517 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
1518 through if both operands fall through.
1520 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1522 * cse.c (fold_rtx) <PC>: Don't optimize.
1524 2005-01-28 Jeff Law <law@redhat.com>
1526 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
1527 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
1529 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
1531 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
1532 cse_reg_info_used_list_end): Remove.
1533 (cse_reg_info_list, cse_reg_info_list_free): New.
1534 (get_cse_reg_info): When allocating an instance of
1535 cse_reg_info, add it to the beginning of the cse_reg_info_list
1536 list. Remove code to maintain cse_reg_info_used_list.
1537 (new_basic_block): Reset the free list to the beginning of
1540 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
1542 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
1543 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
1544 (frv_expand_mdpackh_builtin): New function.
1545 (frv_expand_builtin): Use it to expand __MDPACKH.
1546 * doc/extend.texi (__MDPACKH): Update documentation.
1548 2005-01-28 Uros Bizjak <uros@kss-loka.si>
1550 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
1551 SSE_FLOAT_MODE_P for use_sse computation.
1553 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
1556 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
1558 2005-01-27 Richard Henderson <rth@redhat.com>
1560 * builtins.c (expand_builtin_copysign): New.
1561 (expand_builtin): Call it.
1562 * genopinit.c (optabs): Add copysign_optab.
1563 * optabs.c (init_optabs): Initialize it.
1564 (expand_copysign): New.
1565 * optabs.h (OTI_copysign, copysign_optab): New.
1566 (expand_copysign): Declare.
1568 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
1569 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
1571 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
1572 (ix86_expand_fp_absneg_operator): ... here.
1573 (ix86_split_copysign): New.
1574 * config/i386/i386-protos.h: Update.
1575 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
1576 (copysignsf3, copysigndf3): New.
1578 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
1579 (copysignsf3, ncopysignsf3): New.
1580 (copysigndf3, ncopysigndf3): New.
1581 (copysignxf3, ncopysignxf3): New.
1582 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
1584 2005-01-27 Arend Bayer <arend.bayer@web.de>
1585 Kazu Hirata <kazu@cs.umass.edu>
1587 * cse.c: (find_best_addr): Don't call copy_rtx before calling
1588 fold_rtx. Save cost recomputation if fold_rtx did nothing.
1589 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
1592 2005-01-27 Jeff Law <law@redhat.com>
1594 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
1595 definitions of SSA_NAMEs which are not being rewritten.
1596 (rewrite_ssa_into_ssa): Only initialize the current definition
1597 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
1598 If checking is enabled, assert that SSA_NAME_AUX is clear for all
1599 SSA_NAMEs before returning.
1601 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
1603 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
1604 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
1605 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
1606 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
1607 config/mips/iris6.h, config/sh/sh.c: Update copyright.
1609 2005-01-27 Steven Bosscher <stevenb@suse.de>
1612 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
1613 higher to -O2 and higher. Likewise for tree PRE.
1614 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
1617 2005-01-27 Ian Lance Taylor <ian@airs.com>
1620 * gimple-low.c (try_catch_may_fallthru): New static function.
1621 (block_may_fallthru): Handle TRY_CATCH_EXPR.
1622 * tree-inline.c (expand_call_inline): Don't warn about reaching
1623 the end of a non-void function being inlined if the function uses
1626 2005-01-27 Jakub Jelinek <jakub@redhat.com>
1628 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
1631 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
1632 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
1633 (implicitly_declare): Handle error_mark_node.
1635 2005-01-27 Richard Henderson <rth@redhat.com>
1638 * tree.h (struct tree_decl): Add debug_expr_is_from.
1639 (DECL_DEBUG_EXPR_IS_FROM): New.
1640 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
1641 * dwarf2out.c (dwarf2out_var_location): Update to match.
1642 * tree-outof-ssa.c (create_temp): Likewise.
1643 * var-tracking.c (track_expr_p): Likewise.
1644 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
1645 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
1646 * toplev.c (default_tree_printer): Likewise.
1648 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
1650 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
1651 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
1653 2005-01-27 Steven Bosscher <stevenb@suse.de>
1655 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
1656 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
1657 ASM_CLOBBERS): Add tree checks.
1659 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
1660 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
1661 * c-common.def (SWITCH_STMT): Update to match.
1662 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
1663 macros instead of SWITCH_EXPR ones.
1664 * c-dump.c (c_dump_tree): Likewise.
1665 * c-gimplify.c (gimplify_switch_stmt): Likewise.
1666 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
1668 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
1670 2005-01-27 Alan Modra <amodra@bigpond.net.au>
1672 * unwind-dw2.c (execute_stack_op): Add missing cases for
1673 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
1675 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
1677 * config.gcc (Obsolete configurations): Remove 'dummy', add
1678 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
1681 2005-01-26 Diego Novillo <dnovillo@redhat.com>
1683 PR tree-optimization/19633
1684 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
1686 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
1687 are no call-clobbered variables.
1688 * tree-outof-ssa.c (check_replaceable): Return false for calls
1691 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
1693 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
1694 even for variables with NULL DECL_INITIAL.
1696 2005-01-26 Stuart Hastings <stuart@apple.com>
1698 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
1700 2005-01-26 Richard Henderson <rth@redhat.com>
1703 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1705 * expr.c (store_field): Strip conversions to odd-bit-sized types
1706 if the destination field width matches.
1708 2005-01-26 Richard Henderson <rth@redhat.com>
1710 * c-decl.c, expmed.c, expr.c: Revert last change.
1712 2005-01-26 Richard Henderson <rth@redhat.com>
1715 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
1717 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
1718 if we don't need the bits above those present in the current mode.
1719 * expr.c (store_field): Strip conversions to odd-bit-sized types
1720 if the destination field width matches.
1722 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
1724 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1725 either -ffast-math or -funsafe-math-optimizations is in use.
1727 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1731 * config/avr/avr.c (notice_update_cc): Only set condition code for
1732 ashrqi3 if shift count > 0.
1733 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
1734 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
1735 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
1736 count <= 0 as a no-op, and shift count >= width by copying zero
1737 or sign bit to all bits of the result.
1738 * config/avr/avr.md (all shifts): Add alternatives for zero shift
1739 count, with attribute "length" set to 0 and "cc" set to "none".
1741 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1743 * doc/invoke.texi: Document -mTLS.
1745 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
1746 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
1747 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
1748 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
1749 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
1750 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
1751 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
1752 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
1754 * configure.ac: Check for a TLS capable gas.
1756 * configure: Regenerate.
1758 2005-01-26 Richard Henderson <rth@redhat.com>
1761 * combine.c (make_field_assignment): Simplify store to zero_extract
1762 from a source with an overlapping mask.
1764 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
1766 2004-11-11 Eric Christopher <echristo@redhat.com>
1768 * config/frv/frv.md: Add fr400_integer automaton. Don't
1769 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
1772 2005-01-26 Steven Bosscher <stevenb@suse.de>
1775 * cfgbuild.c (make_edges): Do not clear or set
1776 current_function_has_computed_jump.
1777 * function.h (struct function): Remove the has_computed_jump field.
1778 (current_function_has_computed_jump): Do not define.
1779 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
1780 in a computed jump. Ignore current_function_has_computed_jump.
1782 2005-01-26 Richard Henderson <rth@redhat.com>
1785 * expr.c (categorize_ctor_elements): New argument p_must_clear.
1786 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
1788 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
1789 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
1790 objects into static storage if they have more than one non-zero value.
1791 * tree.h (categorize_ctor_elements): Update decl.
1793 2005-01-26 Steven Bosscher <stevenb@suse.de>
1796 * tree.h (CALL_EXPR_TAILCALL): Add comment.
1797 * calls.c (check_sibcall_argument_overlap_1): Revert the change
1798 to this function from 2004-07-10.
1799 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
1800 the current function for tail call optimizations if the address
1801 of one of it its arguments is taken.
1803 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
1805 * cse.c (fold_rtx): Call equiv_constant only when necessary.
1807 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
1809 * function.c (expand_function_end): If current_function_calls_alloca,
1810 emit stack restore in a place that is reached when the function falls
1813 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
1815 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
1816 rule to avoid matching inappropriate suffix rule.
1818 2005-01-26 Jan Hubicka <jh@suse.cz>
1820 PR tree-optimization/19241
1821 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
1823 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1825 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
1826 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
1828 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
1829 <sim*>: Always use crt1.o, regardless of N in simN.
1830 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1831 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
1832 (CRT_CALL_STATIC_FUNCTION): Remove.
1833 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
1834 use crt1.o, regardless of N in simN.
1835 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
1836 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
1837 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
1838 case isystem setting.
1839 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
1841 2005-01-25 Ian Lance Taylor <ian@airs.com>
1843 * gimple-low.c (block_may_fallthru): Correct handling of
1844 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
1846 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
1848 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
1849 handlers to match indentation; nested under the mtune=* handler.
1850 Similar for mcpu= and march=.
1852 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
1854 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
1855 * config/mips/linux64.h (LIB_SPEC): Likewise.
1856 * config/mn10300/linux.h (LIB_SPEC): Likewise.
1857 * config/sh/linux.h (LIB_SPEC): Likewise.
1859 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
1861 * config/frv/frv.c (frv_legitimize_tls_address): New.
1862 (TARGET_HAVE_TLS): Define.
1863 (FRV_SYMBOL_REF_TLS_P): Define.
1864 (frv_override_options): Handle new register classes.
1865 (frv_legitimate_address_p): Reject tls addresses.
1866 (frv_legitimize_address): Handle TLS addresses.
1867 (gen_inlined_tls_plt): New.
1869 (frv_legitimize_tls_address): New.
1870 (unspec_got_name): Add TLS entries.
1871 (got12_operand): Add R_FRV_TLSMOFF12 case.
1872 (frv_emit_move): Fixup TLS addresses.
1873 (frv_emit_movsi): Legitimize TLS addresses.
1875 * config/frv/frv.h (MASK_BIG_TLS): New.
1876 (TARGET_BIG_TLS): New.
1877 (HAVE_AS_TLS): Define.
1878 (TARGET_SWITCHES): Add -mTLS and -mtls options.
1879 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
1880 (REG_CLASS_NAMES): Same.
1881 (REG_CLASS_CONTENTS): Same.
1882 (CONSTRAINT_LEN): New.
1883 (REG_CLASS_FROM_CONSTRAINT): New.
1884 (PREDICATE_CODES): Add symbolic_operand.
1886 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
1887 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
1888 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
1889 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
1890 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
1891 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
1892 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
1893 GR9_REG, GR14_REG, LRREG.
1894 (type): Add load_or_call attribute.
1895 ("load_or_call"): New reservation.
1896 ("call_gettlsoff"): New.
1897 ("tls_indirect_call"): New.
1898 ("tls_load_gottlsoff12"): New.
1899 ("tlsoff_hilo"): New.
1900 ("tls_tlsdesc_ldd"): New.
1901 ("tls_tlsoff_ld"): New.
1904 * config/frv/frv-protos.h (symbolic_operand): Protoize.
1906 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
1908 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1909 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
1910 * config/frv/frv.c (TLS_BIAS): Define.
1911 (frv_output_dwarf_dtprel): New.
1913 2005-01-26 Jakub Jelinek <jakub@redhat.com>
1915 PR rtl-optimization/19579
1916 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
1917 both A and B, see if they don't clobber registers the other expr uses.
1919 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
1921 * real.c (do_add): Initialize signalling and canonical members.
1923 * real.c (real_from_integer): Zero out destination.
1925 2005-01-18 Jan Hubicka <jh@suse.cz>
1927 PR tree-optimize/19337
1928 * tree-inline.c (initialize_inlined_parameters): Copy
1929 saved_static_chain_decl only.
1931 2005-01-25 Richard Henderson <rth@redhat.com>
1935 * config/i386/i386.c (x86_inter_unit_moves): Zero.
1936 (ix86_preferred_reload_class): Rewrite fp-constant section, with
1937 80387 enabled, to return a proper subclass. Return the subset that
1938 overlaps with GENERAL_REGS for PLUS.
1939 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
1941 2005-01-25 Richard Henderson <rth@redhat.com>
1944 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
1946 2005-01-25 Roger Sayle <roger@eyesopen.com>
1948 * expmed.c (choose_multiplier): Change interface to return the
1949 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
1950 (expand_divmod): Update calls to choose_multiplier.
1952 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1955 * expmed.c (extract_bit_field): Use adjust_address instead of
1956 gen_lowpart when op0 is a MEM.
1958 2005-01-24 Steven Bosscher <stevenb@suse.de>
1960 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
1962 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
1964 * config/mips/irix-csr.c: New file.
1965 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1966 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1967 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1970 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
1973 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
1974 sparc/elf.h, add sparc/sp-elf.h.
1975 (sparc-*-rtems*): Likewise.
1976 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
1977 tm-dwarf2.h, add sparc/sp-elf.h.
1978 (sparc86x-*-elf): Likewise.
1979 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
1980 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
1981 TARGET_OS_CPP_BUILTINS.
1982 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1983 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1985 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
1986 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
1987 (SWITCH_TAKES_ARG): Likewise.
1988 (LOCAL_LABEL_PREFIX): Likewise.
1989 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1990 (TARGET_N_FORMAT_TYPES): Delete.
1991 (TARGET_FORMAT_TYPES): Likewise.
1992 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1993 * config/sparc/elf.h: Delete.
1994 * config/sparc/sp-elf.h: New file.
1996 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
1998 * tree-flow-inline.h (phi_arg_from_edge): Remove.
1999 * tree-flow.h: Remove the corresponding prototype.
2000 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2001 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2003 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2006 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2007 for AIX ABI or ELF -fPIC.
2008 (rs6000_emit_load_toc_table): Don't create toc_section here.
2009 (rs6000_xcoff_file_start): Nor here.
2011 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
2013 * sh.c (ra.h): Don't #include.
2014 (hard_regs_intersect_p): New function, resurrected from ra.c.
2016 * sh.c: Fix 1996 Copyright.
2018 2005-01-24 Richard Henderson <rth@redhat.com>
2019 Aldy Hernandez <aldyh@redhat.com>
2021 * regrename.c (note_sets): Handle subregs.
2023 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
2026 * genconditions.c (write_header, write_conditions): Elide file if
2029 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
2031 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2032 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2035 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2037 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2038 expand_builtin_printf, expand_builtin_fprintf,
2039 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2040 checking against POINTER_TYPE.
2041 (validate_arglist): Handle POINTER_TYPE code by checking
2044 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
2046 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2048 (for_each_rtx): Call for_each_rtx_1.
2049 * rtl.h (init_rtlanal): Declare.
2050 * toplev.c (backend_init): Call init_rtlanal.
2052 2005-01-24 Jakub Jelinek <jakub@redhat.com>
2054 * flow.c (propagate_one_insn): Formatting.
2057 * flow.c (libcall_dead_p): Be more conservative if unsure.
2058 If there are any instructions between insn and call, see if they are
2059 all dead before saying the libcall is dead.
2061 2005-01-24 Uros Bizjak <uros@kss-loka.si>
2063 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2064 operand constraint for operand 0.
2066 2005-01-23 Richard Henderson <rth@redhat.com>
2069 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2070 edges leading to join block.
2072 2005-01-23 Roger Sayle <roger@eyesopen.com>
2074 * expmed.c (expand_mult_highpart): Make static. Change type of
2075 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2076 (expand_divmod): Updates calls to expand_mult_highpart by using
2077 gen_int_mode to pass a CONST_INT rtx.
2078 * rtl.h (expand_mult_highpart): Remove prototype.
2080 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2082 * flow.c (regset_bytes, regset_size): Remove.
2084 * cfganal.c: Fix a reference to Harvey's paper.
2086 2005-01-23 Steven Bosscher <stevenb@suse.de>
2088 PR rtl-optimization/19464
2089 * tree-optimize.c (init_tree_optimization_passes): Add one more
2090 copyrename pass just before out-of-ssa.
2092 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
2095 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2096 * ggc-none.c (ggc_free): Define.
2098 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2100 * cse.c (max_reg, max_insn_uid): Remove.
2101 (cse_main): Don't access max_reg or max_insn_uid.
2103 * c-common.c (explicit_flag_signed_bitfields,
2104 lang_statement_code_p, lang_expand_function_end): Remove.
2105 * c-common.h: Remove the corresponding declarations.
2106 * c-opts.c (c_common_handle_option): Remove all write access
2107 to explicit_flag_signed_bitfields.
2109 * cgraph.c (cgraph_varpool_n_nodes): Remove.
2110 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2111 * cgraph.h: Remove the corresponding declaration.
2113 * gcse.c (null_pointer_info): Remove.
2115 2005-01-23 Roger Sayle <roger@eyesopen.com>
2116 Eric Botcazou <ebotcazou@libertysurf.fr>
2118 * combine.c (simplify_logical): Only simplify logical expressions
2119 of the form ior(and(x,y),z) by the inverse distributive law if the
2120 result is cheaper than the original.
2122 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
2124 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2125 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2126 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2127 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2128 config/freebsd-spec.h, config/arm/arm.h,
2129 config/h8300/h8300.md, config/i386/i386.md,
2130 config/i386/predicates.md, config/i386/sse.md,
2131 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2132 config/vax/vax.md: Fix comment typos. Follow spelling
2135 2005-01-23 Steven Bosscher <stevenb@suse.de>
2137 * gengtype.c (walk_type): Produce `not equal to' compares for loop
2138 tests, instead of `less than'.
2140 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
2142 * function.c (assign_parm_setup_block): When creating a new stack slot
2143 for a parameter, get its alignment from the parameter's DECL_ALIGN
2144 rather than the type's TYPE_ALIGN. Make sure that the parameter
2145 is at least word aligned.
2147 2005-01-22 Roger Sayle <roger@eyesopen.com>
2150 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
2152 2005-01-22 Richard Henderson <rth@redhat.com>
2155 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
2156 in both compare operands.
2157 (movdfcc_1_sse_max): Likewise.
2158 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
2159 (movdfcc_1_sse): Likewise.
2160 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
2161 scratch register as needed.
2163 2005-01-22 Richard Henderson <rth@redhat.com>
2165 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
2167 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
2169 2005-01-22 Richard Henderson <rth@redhat.com>
2171 * genopinit.c (optabs): Use smin/smax for floating point too.
2172 * doc/md.texi: Update to match. Clarify that floating point
2173 results are undefined for +0/-0 and NaN.
2174 * doc/rtl.texi: Likewise.
2175 * rtl.def (SMIN, SMAX): Likewise
2176 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
2178 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
2179 leading 's' to the name.
2180 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
2181 smaxxf3, sminxf3): Likewise.
2182 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
2185 2005-01-22 Paul Brook <paul@codesourcery.com>
2187 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
2189 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
2191 * config/s390/s390.c (struct processor_costs): New fields
2192 dlgr, dlr, dr, dsgfr, dsgr.
2193 (z900_cost, z990_cost): Values for new fields.
2194 (s390_rtx_costs): New cases MEM und COMPARE in switch
2195 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
2196 DIV, MOD, UDIV, UMOD.
2198 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2200 * config/s390/s390.md ("doloop_si64"): Reload input value directly
2201 into the register being decremented.
2202 ("doloop_si31", "doloop_di"): Likewise.
2203 ("*doloop_si_long"): Adapt pattern.
2205 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
2207 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
2209 (CLASS_MAX_NREGS): Likewise.
2211 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
2213 * doc/tree-ssa.texi (Statement Operands): Add example for new
2214 must-def macro. Note deprecation of old operands interface.
2216 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
2218 PR tree-optimization/19484
2219 * tree-cfg.c (remove_fallthru_edge): New function.
2220 (cleanup_control_flow): Remove fallthru edges from calls that are
2221 now known not to return.
2223 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2225 Fix PR tree-optimization/19038
2226 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
2227 copies with loop variant ones.
2229 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
2231 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
2232 config/alpha/alpha-protos.h, config/alpha/alpha.h,
2233 config/alpha/alpha.md, config/alpha/predicates.md,
2234 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
2235 config/sparc/sol2.h: Update copyright.
2237 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
2238 first label to see if it is a nonlocal label.
2240 2005-01-22 David Edelsohn <edelsohn@gnu.org>
2241 Andrew Pinski <pinskia@physics.uc.edu>
2244 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
2245 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
2247 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2249 * config/rs6000/rtems.h: Update copyright.
2251 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
2254 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
2255 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
2256 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
2258 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2261 * c-typeck.c (convert_arguments): Check for error_mark_node.
2263 2005-01-21 Ian Lance Taylor <ian@airs.com>
2265 PR tree-optimization/13000
2266 * tree-inline.c: Include "tree-flow.h".
2267 (expand_call_inline): If warn_return_type, warn if non-void inline
2268 function falls through.
2269 * tree-cfg.c (execute_warn_function_return): Don't warn about
2270 control reaching end if TREE_NO_WARNING is set. Set
2272 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
2274 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
2275 branch if we don't need one.
2276 * c-typeck.c: Include "tree-flow.h"
2277 (c_finish_bc_stmt): Don't add a goto if the current statement
2278 list doesn't fall through to the current point.
2280 2005-01-21 Roger Sayle <roger@eyesopen.com>
2282 PR rtl-optimization/576
2283 * real.c (real_arithmetic): Change return type from void to bool
2284 to return an indication that the result may be inexact.
2285 * real.h (real_arithmeric): Update prototype.
2286 * fold-const.c (const_binop): Don't constant fold floating
2287 point expressions when the user specifies -frounding-math and
2288 the result may depend upon the run-time rounding mode.
2289 (fold_convert_const_real_from_real): Clean-up.
2290 (fold_initializer): Ignore flag_rounding_math for initializers.
2291 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
2292 constant fold FP operations with flag_rounding_math if the
2293 result may depend upon the run-time rounding mode.
2295 2005-01-21 Tom Tromey <tromey@redhat.com>
2297 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
2299 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
2301 * tree-cfg.c: Fix comment typos.
2303 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
2305 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
2306 around the call to rest_of_handle_branch_target_load_optimize.
2308 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2310 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
2311 (sparc64-*-openbsd*): Likewise.
2312 (sparclite-*-elf*): Include tm-dwarf2.h.
2313 (sparc86x-*-elf*): Likewise.
2314 (sparc64-*-elf*): Likewise.
2315 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
2316 (DBX_DEBUGGING_INFO): Likewise.
2317 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
2318 (PREFERRED_DEBUGGING_TYPE): Likewise.
2319 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
2320 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
2321 (PREFERRED_DEBUGGING_TYPE): Likewise.
2322 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
2323 (PREFERRED_DEBUGGING_TYPE): Likewise.
2324 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
2326 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
2329 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
2331 2005-01-20 Paul Brook <paul@codesourcery.com>
2333 * doc/rtl.texi: Document value extension requirements for CONST_INT.
2335 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2337 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
2338 label is first in a sequence of labels.
2340 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
2342 2005-01-20 Janis Johnson <janis187@us.ibm.com>
2343 Giovanni Bajo <giovannibajo@gcc.gnu.org>
2345 * doc/sourcebuild.texi (Test Directives): New.
2347 2005-01-20 Roger Sayle <roger@eyesopen.com>
2349 * real.c (real_floor): Don't leave the result uninitialized when
2350 mode is VOIDMode, but return the unrounded intermediate value.
2351 (real_ceil): Likewise.
2353 2005-01-20 Paul Brook <paul@codesourcery.com>
2355 * config/arm/arm.md (insv): Use gen_int_mode.
2357 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2359 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
2360 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2361 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2362 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2363 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
2365 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
2368 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
2369 fbreg, so we have to assume we can't.
2370 (loc_descriptor_from_tree_1): Ditto.
2371 (containing_function_has_frame_base): New function.
2372 (add_location_or_const_value_attribute): Use it.
2373 Also try to generate a frame_base from a single element location
2376 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2378 PR tree-optimization/15349
2379 * timevar.def (TV_TREE_MERGE_PHI): New.
2380 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
2382 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
2383 calls to tree_forwarder_block_p.
2384 (remove_forwarder_block_with_phi, merge_phi_nodes,
2385 gate_merge_phi, pass_merge_phi): New.
2386 * tree-optimize.c (init_tree_optimization_passes): Add
2388 * tree-pass.h: Add an extern for pass_merge_phi;
2390 2005-01-20 Richard Henderson <rth@redhat.com>
2393 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
2394 (_mm_castps_pd, _mm_castps_si128): New.
2395 (_mm_castsi128_ps, _mm_castsi128_pd): New.
2397 2005-01-20 Richard Henderson <rth@redhat.com>
2400 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
2401 __builtin_ia32_vec_init_v2si.
2402 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
2403 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
2404 (ix86_init_mmx_sse_builtins): Create it.
2405 (ix86_expand_builtin): Expand it.
2406 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
2407 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
2408 (vec_extractv2si_0, vec_extractv2si_1): New.
2410 2005-01-20 Richard Henderson <rth@redhat.com>
2413 * config/i386/i386.c (ix86_expand_push): New.
2414 * config/i386/mmx.md (push<MMXMODE>1): New.
2415 * config/i386/sse.md (push<SSEMODE>1): New.
2416 * config/i386/i386-protos.h: Update.
2418 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
2420 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
2423 2005-01-20 Richard Henderson <rth@redhat.com>
2425 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
2426 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
2428 2005-01-19 Richard Henderson <rth@redhat.com>
2431 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
2432 to V4SFmode in SSE1 fallback load path.
2434 2005-01-19 Richard Henderson <rth@redhat.com>
2436 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
2437 in QImode expansion to ix86_expand_vector_set.
2438 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
2440 2005-01-19 Richard Henderson <rth@redhat.com>
2443 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
2444 subclass of the input class.
2445 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
2446 Always true for cross-SSE1 classes. Rationalize conditionals.
2447 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
2448 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
2449 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
2450 (movdi_2): Add MMX/SSE zeros.
2451 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
2452 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
2453 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2454 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
2455 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
2456 (zero_extendsidi2_rex64_1): Remove.
2457 (MOV0 peephole): Check GENERAL_REG_P.
2459 2005-01-19 Richard Henderson <rth@redhat.com>
2462 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
2464 (ix86_expand_vector_extract): Likewise.
2466 2005-01-19 Richard Henderson <rth@redhat.com>
2469 * expr.c (emit_move_change_mode): New argument force; use
2470 simplify_gen_subreg if true.
2471 (emit_move_via_alt_mode): Merge into ...
2472 (emit_move_via_integer): ... here.
2473 (emit_move_ccmode): Use emit_move_change_mode directly.
2475 2005-01-19 Richard Henderson <rth@redhat.com>
2478 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
2479 (alpha_preferred_reload_class): Handle CONST_VECTOR.
2480 (alpha_emit_set_const_1): Add no_output parameter; don't emit
2482 (alpha_emit_set_const): Likewise. Make static.
2483 (alpha_emit_set_long_const): Make static.
2484 (alpha_extract_integer): Split out from alpha_expand_mov.
2485 (alpha_split_const_mov): Likewise.
2486 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
2487 (alpha_legitimate_constant_p): New.
2488 * config/alpha/alpha-protos.h: Update.
2489 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
2490 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
2491 * config/alpha/alpha.md (movsi): Add n alternative.
2492 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
2493 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
2494 (splitters for all of the above): Use alpha_split_const_mov.
2495 * config/alpha/predicates.md (non_add_const_operand): New.
2496 (non_zero_const_operand): New.
2497 (input_operand): Use alpha_legitimate_constant_p after reload.
2499 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2501 PR tree-optimization/19038
2502 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
2503 (add_candidate): Add ivs with increment in latch only if
2504 allow_ip_end_pos_p is true.
2505 (determine_iv_cost): Use empty_block_p.
2507 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
2509 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
2510 (compute_dominance_frontiers): Ditto.
2512 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
2515 * config/sh/t-rtems: New.
2516 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
2518 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
2520 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
2521 the offset of the selected field.
2523 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
2525 * tree-cfg.c (remove_forwarder_block): Fix the check to
2526 prevent a nonlocal label from appearing in the middle of a
2529 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
2531 PR rtl-optimization/19462
2532 * reorg.c (find_end_label): Create return insn only if
2533 current_function_epilogue_delay_list is empty.
2535 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
2537 * doc/passes.texi: Remove paragraph mentioning new-ra.
2539 2005-01-19 Jakub Jelinek <jakub@redhat.com>
2541 PR rtl-optimization/15139
2542 * combine.c: Include params.h.
2543 (count_rtxs): New function.
2544 (record_value_for_reg): If replace_rtx would replace at least
2545 2 occurrences of REG in VALUE and TEM is really large, replace REG with
2546 (clobber (const_int 0)) instead of TEM.
2547 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
2548 * params.h (MAX_LAST_VALUE_RTL): New.
2549 * Makefile.in (combine.o): Depend on $(PARAMS_H).
2550 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
2553 * c-typeck.c (digest_init): Only call build_vector if all constructor
2554 elements are *_CST nodes.
2555 * gimplify.c (gimplify_init_constructor): Likewise.
2558 * c-typeck.c (digest_init): Only call build_vector if inside_init
2561 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2563 * toplev.c (init_asm_output): Remove dead #ifdef.
2565 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
2567 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
2569 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2571 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
2572 accessing DECL_FUNCTION_CODE.
2573 * dojump.c (do_jump): Likewise.
2574 * gimplify.c (gimplify_call_expr): Likewise.
2575 * predict.c (expr_expected_value): Likewise.
2576 (strip_builtin_expect): Likewise.
2577 * tree-inline.c (estimate_num_insns_1): Likewise.
2578 * tree-ssa-loop-im.c (stmt_cost): Likewise
2579 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
2580 (tree_expr_nonnegative_p): Likewise.
2582 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2584 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
2585 variant of the load_pcrel_sym pattern.
2586 * config/sparc/sparc.md (P macro): Move to the top.
2587 (load_pcrel_sym): Macroize using P.
2588 (save_register_window): Likewise.
2590 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
2592 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
2595 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2598 * c-typeck.c (build_asm_expr): Strip nops off
2599 input memory operands.
2601 2005-01-18 David Edelsohn <edelsohn@gnu.org>
2603 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
2604 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
2605 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
2606 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
2608 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
2611 * config/i386/i386.c (override_options): If the 80387 is disabled,
2612 then do not return FP values using FP registers.
2614 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
2616 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
2617 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
2618 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
2619 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
2620 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
2621 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
2622 output.h, postreload-gcse.c, postreload.c, recog.c,
2623 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
2624 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
2625 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
2626 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
2627 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
2628 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
2629 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
2630 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
2632 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
2633 config/alpha/alpha.c, config/arm/vfp.md,
2634 config/i386/emmintrin.h, config/i386/i386-modes.def,
2635 config/i386/i386-protos.h, config/i386/i386.h,
2636 config/i386/pmmintrin.h, config/i386/ppro.md,
2637 config/i386/predicates.md, config/i386/xmmintrin.h,
2638 config/i860/i860.c, config/ia64/ia64-modes.def,
2639 config/ia64/ia64-protos.h, config/ia64/ia64.h,
2640 config/ia64/ia64.md, config/ia64/itanium1.md,
2641 config/ia64/itanium2.md, config/ia64/predicates.md,
2642 config/iq2000/iq2000.h, config/mips/linux64.h,
2643 config/rs6000/aix41.h, config/rs6000/aix43.h,
2644 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
2645 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
2646 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
2647 config/sparc/linux64.h, config/sparc/litecoff.h,
2648 config/sparc/sp64-elf.h, config/sparc/sparc.c,
2649 config/sparc/sparc.h, config/sparc/sparc.md,
2650 config/sparc/sysv4-only.h: Update copyright.
2652 2005-01-18 Richard Henderson <rth@redhat.com>
2655 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
2657 2005-01-18 Marc Espie <espie@openbsd.org>
2658 * config/i386/openbsdelf.h: Typo.
2660 2005-01-18 Richard Henderson <rth@redhat.com>
2662 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
2663 special case for sse.
2664 * config/i386/predicates.md (sse_comparison_operator): Likewise.
2666 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
2668 * tree-inline.c (estimate_num_insns_1): Added cases for
2669 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
2671 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
2673 PR rtl-optimization/19296
2674 * combine.c (simplify_comparison): Rewrite the condition under
2675 which a non-paradoxical SUBREG of a PLUS can be lifted when
2676 compared against a constant.
2678 2005-01-18 Andi Kleen <ak@muc.de>
2680 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
2681 * c.opt (-Wpointer-sign): Add.
2682 * doc/invoke.texi: (-Wpointer-sign): Add.
2684 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2686 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
2687 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
2688 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
2689 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
2690 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
2691 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
2692 for TARGET_MIX_SSE_I387.
2693 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
2694 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
2695 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
2696 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
2697 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
2698 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
2699 TARGET_MIX_SSE_I387.
2700 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
2703 2005-01-18 Uros Bizjak <uros@kss-loka.si>
2706 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
2707 Add movaps alternative for xmm reg->reg move.
2709 2005-01-17 Jeff Law <law@redhat.com>
2711 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
2712 at the end of the main DOM loop rather than just before DOM exits.
2714 2005-01-17 Diego Novillo <dnovillo@redhat.com>
2716 PR tree-optimization/19121
2717 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
2718 adding aliases to a name tag, also add them to the pointer's
2720 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
2721 sensitive alias info at all. Only check that the two pointers
2722 have compatible pointed-to sets.
2723 * tree-ssa.c (verify_name_tags): Verify that the alias set of
2724 a pointer's type tag is a superset of the alias set of the
2727 2005-01-17 James E Wilson <wilson@specifixinc.com>
2730 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
2731 comment to document why.
2733 2005-01-17 Richard Henderson <rth@redhat.com>
2735 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
2736 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
2737 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
2738 sse2_vmsminv2df3_finite): New.
2739 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
2740 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
2741 Force op1 into register.
2743 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
2745 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
2746 bubblestrap from always rebuilding build directory.
2748 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
2750 * config/s390/s390.md ("*clc"): Remove incorrect '='.
2751 ("*cmpmem_short"): Likewise.
2753 2005-01-17 Steven Bosscher <stevenb@suse.de>
2755 * basic-block.h: Document BB_* flags.
2756 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
2757 use an sbitmap instead.
2758 * sched-rgn.c (compute_trg_info): Likewise.
2760 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
2762 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
2763 redundant target_cpu_default and extra_parts lines. Use the default
2765 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
2766 (SUBTARGET_EXTRA_SPECS): Delete.
2767 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
2768 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
2769 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
2770 and "n32" for -mabi=n32.
2772 2005-01-17 Ian Lance Taylor <ian@airs.com>
2775 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
2776 fold constant variables into initial values.
2778 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2780 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
2782 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
2783 through the statements backward.
2785 2005-01-17 Ian Lance Taylor <ian@airs.com>
2787 PR middle-end/13127:
2788 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
2789 a variable set to the return value of the inlined function.
2791 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
2793 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
2794 when modes are tieable.
2796 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
2798 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
2799 of pthread_create to find out if threads are enabled.
2800 * gthr-posix95.h (__gthread_active_p): Likewise.
2802 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2804 * common.opt (-fnew-ra): Remove.
2806 * toplev.h (flag_new_regalloc): Remove.
2807 * Makefile.in (ra*.*): Don't mention.
2808 * passes.c (rest_of_handle_new_regalloc): Remove.
2809 (rest_of_handle_combine, rest_of_compilation): Always consider
2810 flag_new_regalloc as false.
2811 * doc/invoke.texi: Don't document -fnew-ra.
2813 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
2815 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
2816 last parameter to reg_scan.
2817 * loop.c (loop_optimize): Likewise.
2818 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
2819 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
2820 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2821 rest_of_handle_gcse, rest_of_handle_loop_optimize,
2822 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
2823 * regclass.c (reg_scan): Likewise, for the declaration.
2824 * rtl.h (reg_scan): Likewise, for the prototype.
2826 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
2828 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
2829 mark_dfs_back_edges.
2831 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
2833 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
2834 (compute_avail): Uses don't go in tmp_gen.
2836 2005-01-16 Steven Bosscher <stevenb@suse.de>
2838 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
2839 loop to look for a free slot in a page entry.
2841 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2844 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
2845 * toplev.c (compile_file): Call process_pending_assemble_output_defs
2846 just before targetm.asm_out.file_end.
2847 * tree.h (process_pending_assemble_output_defs): Declare.
2848 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
2850 (assemble_alias): Defer generation of assembly code for defines when
2851 TARGET_DEFERRED_OUTPUT_DEFS is true.
2852 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2853 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
2854 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
2856 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2859 * pa.c (pa_scalar_mode_supported_p): New function.
2860 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2861 * pa.h (MIN_UNITS_PER_WORD): Add comment.
2863 * pa-protos.h (prefetch_operand): Delete.
2864 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
2865 * pa.c (prefetch_operand): Delete.
2866 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
2867 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
2868 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
2869 and prefetch_nocc_operand.
2870 * pa.md (prefetch): Rework to avoid reload problems handling short
2871 displacements when a cache control completer needs to be provided.
2872 (prefetch_32, prefetch_64): Delete.
2873 (prefetch_cc, prefetch_nocc): New patterns.
2875 2005-01-15 David Edelsohn <edelsohn@gnu.org>
2877 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
2879 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2882 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
2883 exceeds maximum alignment for global common data.
2884 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
2885 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
2887 2004-01-15 Roger Sayle <roger@eyesopen.com>
2889 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
2891 2004-01-15 Roger Sayle <roger@eyesopen.com>
2893 * harg-reg-set.h (reg_class_names): Prototype global array.
2894 * regclass.c (reg_class_names): Declare here and initialize to
2896 (dump_regclass): Remove local declaration of reg_class_names.
2897 (regclass): Likewise.
2898 * cfg.c (dump_flow_info): Likewise.
2899 * ra-debug.c (reg_class_names): Likewise.
2900 * regrename.c (reg_class_names): Likewise.
2901 * reload.c (reg_class_names): Likewise.
2902 * reload1.c (spill_failure): Likewise.
2903 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
2905 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
2907 * config/s390/s390.md ("reload_outti"): Remove predicate for
2908 output operand. Abort if operand is not a MEM.
2909 ("reload_outdi", "reload_outdf"): Likewise.
2911 2005-01-15 Marc Espie <espie@openbsd.org>
2913 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
2914 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
2915 * config/openbsd.h: Fix C++ includes for native configurations.
2916 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
2917 Add trampoline support.
2918 * config/i386/openbsdelf.h: New.
2920 2005-01-15 Marc Espie <espie@openbsd.org>
2922 * collect2.c (main): Explicitly parse -dynamic-linker option.
2924 2005-01-15 Jakub Jelinek <jakub@redhat.com>
2926 PR tree-optimization/19060
2927 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
2928 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
2929 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
2930 and handle extract_range_from_cond returning false.
2931 * fold-const.c (fold): Optimize comparisons with min/max even for
2932 width > HOST_BITS_PER_WIDE_INT.
2934 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
2936 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
2937 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
2938 Remove little endian multilib variants.
2939 Add mips32 multilib variant.
2941 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
2943 * explow.c (copy_all_reg, stabilize): Remove.
2944 * expr.h: Remove the corresponding prototypes.
2946 * rtlanal.c (regs_set_between_p): Remove.
2947 * rtl.h: Remove the corresponding prototype.
2949 2005-01-14 David Edelsohn <edelsohn@gnu.org>
2951 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
2952 to rs6000_nonimmediate_operand.
2953 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
2954 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
2955 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
2956 rs6000_nonimmediate_operand.
2957 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
2958 rs6000_nonimmediate_operand.
2960 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
2962 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
2964 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2966 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
2968 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
2969 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
2971 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
2972 (rs6k_nonimmediate_operand): New.
2973 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
2975 (legitimate_lo_sum_address_p): Same.
2976 (rs6000_legitimize_address): Same.
2977 (rs6000_legitimize_reload_address): Same.
2978 (rs6000_legitimate_address): Same.
2979 (spe_build_register_parallel): Pass DF and DC modes in a DI
2982 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
2983 to rs6k_nonimmediate_operand.
2985 * config/rs6000/spe.md ("*frob_df_di"): New.
2986 ("*frob_di_df"): New.
2987 ("*frob_di_df_2"): New.
2988 ("*mov_sidf_e500_subreg0"): New.
2989 ("*mov_sidf_e500_subreg4"): New.
2990 ("*movdf_e500_double"): Change predicate to
2991 rs6k_nonimmediate_operand.
2993 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
2995 * postreload.c (move2add_note_store): Only call
2996 trunc_int_for_mode on scalar integers.
2998 2005-01-14 Steven Bosscher <stevenb@suse.de>
3000 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
3001 replace BB_VISITED uses.
3002 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
3003 (propagate_necessity): Check the bitmap instead of BB_VISITED.
3004 (tree_dce_done): Free visited_control_parents.
3005 (perform_tree_ssa_dce): Allocate and clear it.
3006 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
3007 (compute_antic): Iterate from here using a DFS. Use an sbitmap
3008 instead of BB_VISITED.
3010 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
3012 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
3013 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
3014 Remove unused prototypes.
3016 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3018 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
3019 64-bit register usage.
3020 (spe_func_has_64bit_regs_p): Add FIXME note.
3022 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
3024 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
3025 flag_finite_math_only with flag_unsafe_math_optimizations.
3027 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
3029 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
3031 (__tpf_eh_return): Copy TPF private stack area from the module
3032 boundary stack frame. Add check for when module addresses are
3033 equal, but no stub address is found.
3035 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
3038 * arm.h (struct machine_function): Add call_via field.
3039 (thumb_call_via_label): Declare.
3040 * arm.c (thumb_call_via_label): New variable.
3041 (thumb_call_reg_needed): New variable.
3042 (arm_output_function_epilogue): For Thumb code, output any per-function
3043 call-indirect trampolines.
3044 (thumb_call_via_reg): New function.
3045 (arm_file_end): New function.
3046 (TARGET_ASM_FILE_END): Call arm_file_end.
3047 (aof_file_end): Likewise.
3048 * arm-protos.h (thumb_call_via_reg): Declare.
3049 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
3050 thumb_call_via_reg in normal case.
3052 2005-01-14 Jakub Jelinek <jakub@redhat.com>
3055 PR rtl-optimization/19348
3056 * recog.c (peephole2_optimize): Do global life update if some peephole
3057 decides it doesn't need at least one of its inputs and that change
3058 influences liveness at the start of the basic block.
3060 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
3061 arguments instead of 1.
3063 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3066 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
3067 zero for nested functions needing a static chain or functions
3068 with a non-constant address.
3070 2005-01-13 Roger Sayle <roger@eyesopen.com>
3072 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
3073 (and (sign_extend X) C) into (zero_extend (and X C)).
3075 2005-01-13 David O'Brien <obrien@FreeBSD.org>
3077 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
3079 2005-01-13 Richard Henderson <rth@redhat.com>
3084 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
3085 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
3086 not just TARGET_SSE.
3087 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
3088 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
3089 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
3090 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
3091 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
3092 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
3093 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
3094 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
3095 (movdicc_c_rex64): Rename with '*'.
3096 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
3097 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
3098 (movsfcc_1_387): Rename from movsfcc_1.
3099 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
3100 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
3101 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
3102 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
3103 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
3104 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
3105 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
3106 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
3107 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3108 sse_movdfcc_const0_4): Remove.
3109 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
3110 recognize min/max early. Update for changed sse cmove patterns.
3111 (ix86_split_sse_movcc): New.
3112 * config/i386/i386-protos.h: Update.
3114 2005-01-13 Steven Bosscher <stevenb@suse.de>
3116 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
3117 (fix_stmt_v_may_defs): Likewise.
3119 2005-01-13 Richard Henderson <rth@redhat.com>
3121 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
3122 for converting the mask.
3124 2005-01-13 David Edelsohn <edelsohn@gnu.org>
3126 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
3129 2005-01-13 Richard Henderson <rth@redhat.com>
3131 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
3132 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
3133 IX86_BUILTIN_MOVDQ2Q): Remove.
3134 (IX86_BUILTIN_VEC_EXT_V4SI): New.
3135 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
3136 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
3138 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
3139 (sse2_pextrw): Fix immediate constraint.
3140 (sse2_loadq, sse2_loadq_rex64): Remove.
3141 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
3142 Use __builtin_ia32_vec_ext_<size>.
3143 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
3145 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
3147 * function.c (assign_parm_setup_block): Look inside original
3148 entry_parm when inspecting PARALLEL.
3150 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3151 Joel Sherrill <joel@oarcorp.com>
3154 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
3155 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
3156 rtems_gxx_recursive_mutex_init.
3157 (__gthread_recursive_mutex_lock): New function.
3158 (__gthread_recursive_mutex_trylock): Likewise.
3159 (__gthread_recursive_mutex_unlock): Likewise.
3161 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
3163 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
3165 2005-01-13 Jan Beulich <jbeulich@novell.com>
3167 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
3168 (ashrti3_internal): Indicate output is early clobber. Generate result
3169 into output rather than first input. Use move for low word of output
3170 if shift count is exactly 64.
3171 (lshrti3_internal): Likewise.
3173 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
3177 * reload1.c (delete_output_reload): Don't delete an output reload
3178 if the pseudo lives longer than a single basic block. Adjust and
3179 improve wording of comment.
3181 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
3184 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
3185 of TYPE_SIZE where we mean the number of bytes.
3187 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
3189 * function.c (assign_parm_setup_block): Relax condition on
3190 multi-register optimization.
3192 2005-01-12 Nick Clifton <nickc@redhat.com>
3194 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
3195 an "in_delay_slot" attribute of "no" to prevent them being used in
3196 delay slots. This is forbidden because they might generate
3199 2005-01-12 Alan Modra <amodra@bigpond.net.au>
3202 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
3205 2005-01-12 Nick Clifton <nickc@redhat.com>
3207 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
3208 passed on to GAS) but do not define, as GAS no longer supports or
3209 needs the -m2000 option.
3211 2005-01-11 Roger Sayle <roger@eyesopen.com>
3213 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
3214 type as args of unprototyped builtins aren't automatically promoted.
3215 (fold_builtin_abs): Likewise.
3217 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3219 * Makefile.in: Set a `build-warn' variable.
3221 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3223 PR tree-optimization/17949
3224 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
3225 (find_interesting_uses_address): Use it.
3227 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
3229 * regrename.c (kill_value): Handle subreg's that won't simplify.
3231 2005-01-11 Richard Henderson <rth@redhat.com>
3234 * config/i386/i386.h (enum ix86_builtins): Move ...
3235 * config/i386/i386.c: ... here.
3236 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
3237 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
3238 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
3239 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
3240 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
3241 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
3242 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
3243 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
3244 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
3245 IX86_BUILTIN_LOADDDUP): Remove.
3246 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
3247 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
3248 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
3249 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
3250 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
3251 (ix86_init_builtins): Make static.
3252 (ix86_init_mmx_sse_builtins): Update for changed builtins.
3253 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
3254 if all the modes match. Otherwise, fake it.
3255 (get_element_number, ix86_expand_vec_init_builtin,
3256 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
3257 (ix86_expand_builtin): Make static. Update for changed builtins.
3258 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
3259 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
3260 (ix86_expand_vector_init_duplicate): New.
3261 (ix86_expand_vector_init_low_nonzero): New.
3262 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
3263 Split out from ix86_expand_vector_init; handle integer modes.
3264 (ix86_expand_vector_init): Use them.
3265 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
3266 * config/i386/i386-protos.h: Update.
3267 * config/i386/predicates.md (reg_or_0_operand): New.
3268 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
3269 (movv2sf_internal): Likewise. And a splitter to match them all.
3270 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
3271 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
3272 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
3273 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
3274 (mmx_pinsrw): Fix operand ordering.
3275 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
3276 rather than sse_loadss expander.
3277 (movv2df splitter): Similarly.
3278 (sse_loadss, sse_loadlss): Remove.
3279 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
3280 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
3281 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
3282 (sse3_movddup): Rename with '*'.
3283 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
3284 (sse2_loadsd): Remove.
3285 (vec_dupv2df_sse3): Rename from sse3_loadddup.
3286 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
3287 (sse2_pinsrw): Fix argument ordering.
3288 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
3289 (sse2_stored): Remove 'r' destination.
3290 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
3291 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
3292 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
3293 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
3294 vec_extractv16qi, vec_initv16qi): New.
3296 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
3297 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
3298 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
3300 (_mm_load_pd, _mm_store_pd): Use plain dereference.
3301 (_mm_load_si128, _mm_store_si128): Likewise.
3302 (_mm_load1_pd): Use _mm_set1_pd.
3303 (_mm_load_sd): Use _mm_set_sd.
3304 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
3305 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
3306 (_mm_set_epi64): Use _mm_set_epi64x.
3307 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
3308 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
3309 _mm_setr_epi8): Use _mm_set_foo form.
3310 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
3311 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
3312 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
3313 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
3314 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
3315 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
3316 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
3317 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
3318 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
3319 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
3320 (_mm_movedup_pd): Use _mm_shuffle_pd.
3321 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
3322 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
3323 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
3324 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
3326 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
3327 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
3328 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
3329 (_mm_store_ps): Use raw dereference.
3330 (_mm_store1_ps): Use _mm_storeu_ps.
3331 (_mm_storer_ps): Use _mm_store_ps.
3332 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
3333 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
3335 2005-01-11 Stan Shebs <shebs@apple.com>
3337 * config/rs6000/rs6000.c (machopic_output_stub): Issue
3338 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
3340 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3343 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
3344 Skip all DECLs except for FIELD_DECLs.
3346 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3348 * config/s390/s390.c (override_options): Return error if
3349 -mbackchain, -mpacked-stack and -mhard-float are used together.
3350 (s390_va_start): Remove the backchain && packed-stack special case.
3351 (s390_gimplify_va_arg): Likewise.
3352 * doc/invoke.texi: Remove the ABI incompatibility note.
3354 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
3356 * config/s390/s390.c (struct s390_frame_layout): Remove
3358 (s390_frame_info, s390_emit_prologue): Replace occurrences of
3359 save_backchain_p with TARGET_BACKCHAIN.
3361 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3364 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
3365 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
3366 * function.c (locate_and_pad_parm): Set new field.
3367 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
3368 Tweak where_pad test to include "none". Always set mem align for
3370 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
3371 not sufficient for type.
3372 (assign_parm_setup_block): If stack_parm is zero on entry, always
3373 make a new stack local. Block move old stack parm if necessary
3374 to new aligned stack local.
3375 (assign_parm_setup_stack): Use a block move to handle
3376 potentially misaligned entry_parm.
3377 (assign_parms_unsplit_complex): Specify required alignment when
3378 creating stack local.
3379 * calls.c (compute_argument_addresses): Override alignment of stack
3380 arg calculated from its type with the alignment given by
3381 FUNCTION_ARG_BOUNDARY.
3382 (store_one_arg): Likewise.
3384 2005-01-11 Jan Beulich <jbeulich@novell.com>
3386 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
3387 Change respective itanium_class attribute to ialu.
3388 (shladdp4_internal): New.
3389 * config/ia64/predicates.md (shladd_log2_operand): New.
3391 2005-01-11 Richard Henderson <rth@redhat.com>
3393 * expr.c (store_constructor): Use rtvec_alloc instead of
3394 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
3396 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
3398 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
3400 2005-01-11 Alan Modra <amodra@bigpond.net.au>
3402 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
3403 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
3404 (TARGET_RWRELOC): Define.
3405 (ia64_rwreloc_section_type_flags): Delete.
3406 (ia64_section_type_flags): New function.
3407 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
3408 (TARGET_RWRELOC): Define.
3410 2005-01-10 David Mosberger <davidm@hpl.hp.com>
3413 * config/ia64/ia64.c (process_set): For alloc insn, only call
3414 process_epilogue is !frame_pointer_needed.
3416 2005-01-10 Roger Sayle <roger@eyesopen.com>
3419 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
3420 unary operator and can't be treated as a binary/comparison operator.
3422 2005-01-10 Richard Henderson <rth@redhat.com>
3424 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
3425 (ix86_return_in_memory): Likewise.
3426 (function_arg_advance): Likewise. Mirror structure in function_arg
3427 for choosing register to advance.
3429 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
3431 * tree-vectorizer.c, tree.def: Fix comment typos.
3433 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
3435 * config/s390/s390.c (struct processor_costs): 4 new fields:
3436 ddbr, ddr, debr, der.
3437 (s390_rtx_costs): More precise handling of divide instructions.
3439 2005-01-10 David Edelsohn <edelsohn@gnu.org>
3441 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
3443 2005-01-10 Jan Beulich <jbeulich@novell.com>
3445 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
3446 names resulting from -ffunction-sections/-fdata-sections and linkonce
3448 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
3449 based on the section name. Rearrange the section name comparison logic
3450 slightly so that each section name is compared against at most once.
3452 2005-01-10 Ben Elliston <bje@au.ibm.com>
3454 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
3455 targets for which -fPIC reduces limitations on the GOT size.
3457 2005-01-09 Falk Hueffner <falk@debian.org>
3459 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
3462 2005-01-09 David Edelsohn <edelsohn@gnu.org>
3465 * collect2.c (main): Set aixrtl_flag for -brtl option.
3466 (resolve_lib_name): Search for .so file extension before .a
3469 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
3471 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
3472 (vect_analyze_data_refs_alignment): Add dump prints.
3474 2005-01-09 Ira Rosen <irar@il.ibm.com>
3476 * tree-vectorizer.c (vect_analyze_offset_expr): Use
3477 expr_invariant_in_loop_p.
3478 Initialize outputs first thing in the function.
3479 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
3480 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
3481 (vect_analyze_pointer_ref_access): Check that the initial condition of
3482 the access function is loop invariant.
3484 2005-01-09 Richard Henderson <rth@redhat.com>
3486 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
3487 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
3488 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
3489 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
3490 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
3491 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
3492 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
3493 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
3494 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
3495 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
3496 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
3497 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
3498 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
3499 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
3500 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
3501 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
3502 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
3503 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
3504 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
3505 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
3506 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
3507 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
3508 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
3510 (mmx_clrdi, pavgusb): Remove.
3511 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
3512 with leading sse_ prefix.
3513 * config/i386/sse.md: Receive them.
3514 * config/i386/mmx.md: New file.
3515 (MMXMODE12, MMXMODE24, mmxvecsize): New.
3516 (subrv2sf3): Turn into expander for normal subtraction.
3517 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
3518 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
3519 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
3520 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
3521 commutative; use ix86_binary_operator_ok.
3522 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
3523 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
3524 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
3525 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
3526 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
3527 Macroize from existing patterns; use ix86_binary_operator_ok.
3528 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
3529 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
3530 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
3531 with vec_select+vec_concat.
3532 (mmx_pshufw, mmx_pshufw_1): Likewise.
3533 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
3534 (mmx_uavgv4hi3): Model correctly.
3535 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
3536 _mm_xor_si64): Remove casts.
3538 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3540 PR tree-optimization/19224
3541 * tree-scalar-evolution.c (get_instantiated_value,
3542 set_instantiated_value): New functions.
3543 (instantiate_parameters_1): Cache the results.
3544 (instantiate_parameters, resolve_mixers): Initialize and free
3547 2005-01-08 David Edelsohn <edelsohn@gnu.org>
3549 * config/i386/i386.md (addhi_4): Correct reference in comment.
3552 2005-01-08 Richard Henderson <rth@redhat.com>
3554 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
3555 (_mm_cvtsi128_si64x): Likewise.
3556 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
3557 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
3558 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
3559 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
3560 * config/i386/i386-protos.h: Update.
3561 * config/i386/i386.c (print_operand): Add 'H'.
3562 (ix86_fixup_binary_operands): Split out from ...
3563 (ix86_expand_binary_operator): ... here.
3564 (ix86_fixup_binary_operands_no_copy): New.
3565 (ix86_expand_fp_absneg_operator): Handle vector mode results.
3566 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
3567 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
3568 (safe_vector_operand): Use CONST0_RTX.
3569 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
3570 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
3571 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
3572 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
3574 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
3575 (IX86_BUILTIN_CMPNGESS): New.
3576 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
3577 (attr type): Add sselog1.
3578 (attr unit, attr memory): Handle it.
3579 (movti, movti_internal, movti_rex64): Move near other integer moves.
3580 (movtf, movtf_internal): Move near other fp moves.
3581 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
3582 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
3583 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
3584 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
3585 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
3586 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
3587 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
3588 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
3589 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
3590 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
3591 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
3592 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
3593 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
3594 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
3595 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
3596 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
3597 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
3598 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
3599 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
3600 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
3601 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
3602 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
3603 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
3604 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
3605 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
3606 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
3607 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3608 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
3609 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
3610 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
3611 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
3612 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
3613 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
3614 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
3615 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
3616 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
3617 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
3618 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
3619 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
3620 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
3621 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
3622 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
3623 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
3624 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
3626 (SSEPUSH, push<SSEPUSH>): Remove.
3627 (MMXPUSH, push<MMXPUSH>): Remove.
3628 (sse_movaps, sse_movaps_1, sse_movups): Remove.
3629 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
3630 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
3631 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
3632 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
3633 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
3634 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
3635 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
3636 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
3637 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
3638 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
3639 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
3640 (ppro_sse_log_V4SF): Handle sselog1.
3641 * config/i386/predicates.md (const_0_to_1_operand): New.
3642 (const_0_to_255_mul_8_operand): New.
3643 (const_1_to_31_operand): Rename from const_int_1_31_operand.
3644 (const_2_to_3_operand, const_4_to_7_operand): New.
3645 * config/i386/sse.md: New file.
3646 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
3647 (sse_movups): Rename from sse_movups_1.
3648 (sse_loadlss): Rename from sse_loadss_1.
3649 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
3651 (negv4sf2): Use ix86_expand_fp_absneg_operator.
3652 (absv4sf2, negv2df, absv2df): New.
3653 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
3654 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
3655 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
3656 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
3657 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
3658 (sse3_addsubv4sf3): Model correctly.
3659 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
3660 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
3661 (sse_movhlps): Model with vec_select+vec_concat.
3662 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
3663 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
3664 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
3665 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
3666 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
3667 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
3668 sse2_pshufhw_1): Likewise.
3669 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
3670 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
3671 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
3672 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
3673 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
3674 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
3675 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
3676 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
3677 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
3678 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
3679 sminv8hi3): Mark commutative
3680 operands. Use ix86_binary_operator_ok.
3681 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
3682 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
3683 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
3684 sse2_punpcklqdq): Allow operand2 in memory.
3685 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
3686 sse2_movsd): Add memory alternatives.
3687 (sse_storelps): Turn expander into an insn; split after reload.
3688 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
3689 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
3691 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3693 * configure.ac (DWARF-2 debug_line): Use objdump.
3694 * configure: Regenerate.
3696 2005-01-08 Jeff Law <law@redhat.com>
3697 Diego Novillo <dnovillo@redhat.com>
3699 PR tree-optimization/18241
3700 * tree-nrv.c (tree_nrv): Ignore volatile return values.
3701 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
3702 statements with volatile operands.
3703 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
3704 operands after marking a statement with has_volatile_ops.
3706 2005-01-08 Roger Sayle <roger@eyesopen.com>
3708 * tree.c (int_fits_type_p): Always honor integer constant
3709 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
3711 2005-01-08 Roger Sayle <roger@eyesopen.com>
3713 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
3714 the latent bug in rtl_delete_block has been resolved.
3716 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3718 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
3719 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
3721 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
3723 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
3724 library as @multilib_dir@/$(SHLIB_SONAME).
3726 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3728 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
3729 * configure: Regenerate.
3731 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3733 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
3736 2005-01-07 David Edelsohn <edelsohn@gnu.org>
3739 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3740 Convert non-word aligned offset address using ld/std into
3743 2005-01-07 Richard Henderson <rth@redhat.com>
3745 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
3747 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
3749 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
3751 2005-01-07 Jakub Jelinek <jakub@redhat.com>
3753 PR tree-optimization/19283
3754 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
3755 is not shorter than the original type.
3757 PR rtl-optimization/19012
3758 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
3760 PR rtl-optimization/18861
3761 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
3762 (FULL_STATE): Define.
3763 (mark_tablejump_edge): New function.
3764 (purge_dead_tablejump_edges): New function.
3765 (find_bb_boundaries): Use it.
3767 PR tree-optimization/18828
3768 * builtins.c (expand_builtin_next_arg): Remove argument and all
3769 the argument checking.
3770 (expand_builtin): Adjust caller.
3771 (expand_builtin_va_start): Likewise. Remove error for too many
3773 (fold_builtin_next_arg): Issue error for too many arguments.
3774 After checking arguments, replace them with magic arguments that
3775 prevent further checking of the args.
3777 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3779 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
3781 2005-01-06 Roger Sayle <roger@eyesopen.com>
3784 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
3785 and %{.S:...} (and their negative variants) to test whether the
3786 input file is assembler or pre-processed-assembler independent of
3787 the actual filename extension.
3789 2005-01-06 Roger Sayle <roger@eyesopen.com>
3791 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
3792 of sign or zero extended values.
3794 2005-01-06 Geoffrey Keating <geoffk@apple.com>
3796 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
3797 for IBM long double format correctly.
3799 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
3801 Fix PR tree-optimization/18792
3803 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
3804 to first_loop_depth, and use loop depth instead of loop number.
3805 (build_classic_dir_vector): Ditto.
3806 (compute_data_dependences_for_loop): Use depth, not loop number.
3807 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
3808 number. Pass in loops, instead of loop numbers.
3809 (gather_interchange_stats): Ditto.
3810 (linear_transform_loops): Ditto.
3812 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
3815 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
3816 biv_fits_mode_p, extension_within_bounds_p): New functions.
3817 (check_ext_dependent_givs): Use them.
3819 2005-01-06 Roger Sayle <roger@eyesopen.com>
3821 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
3822 more than one barrier, in which case we should delete them all.
3824 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
3826 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
3828 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
3830 Fix PR middle-end/19286
3832 * dwarf2out.c (gen_subprogram_die): If we've already tried to
3833 output this subprogram, simply ignore this attempt to do it again.
3834 (add_abstract_origin_attribute): Don't abort trying to add the abstract
3835 origin attribute if it's not possible.
3836 (gen_block_die): Don't ignore subblocks of "unused" blocks.
3837 (decls_for_scope): Ditto.
3838 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
3839 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
3841 2005-01-05 Richard Henderson <rth@redhat.com>
3844 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
3845 (bdesc_2arg): Use it.
3846 (ix86_expand_binop_builtin): Force operands into registers
3848 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
3849 ix86_expand_sse_compare, ix86_expand_sse_comi,
3850 ix86_expand_builtin): Likewise.
3852 2005-01-05 Richard Henderson <rth@redhat.com>
3854 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
3856 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
3857 (mulv4hi3): Set itanium_class mmmul.
3858 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
3859 (fpack): Rename from fpack_sfsf.
3861 2005-01-05 Richard Henderson <rth@redhat.com>
3864 * reload1.c (do_input_reload): Restrict the optimization deleteing
3865 a previous output reload to RELOAD_FOR_INPUT.
3867 2005-01-05 Steven Bosscher <stevenb@suse.de>
3869 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
3870 comment that we fall through after case.
3871 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
3872 (distribute_links): Likewise.
3873 * cse.c (cse_insn): Likewise.
3874 * cselib.c (cselib_invalidate_mem): Likewise.
3875 * df.c: Update comments at the top of the file.
3876 (read_modify_subreg_p): Update comments here too.
3877 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
3878 * flow.c (mark_set_1): Likewise.
3879 (mark_used_regs): Likewise.
3880 * gcse.c (mems_conflict_for_gcse_p): Likewise.
3881 (canon_list_insert): Likewise.
3882 (mark_set): Likewise.
3883 (try_replace_reg): Likewise.
3884 (store_killed_in_insn): Likewise.
3885 * loop.c (count_one_set): Likewise.
3886 (basic_induction_var): Likewise.
3887 * postreload-gcse.c (find_mem_conflicts): Likewise.
3888 * postreload.c (reload_combine_note_store): Likewise.
3889 (move2add_note_store): Likewise.
3890 * reload.c (find_equiv_reg): Likewise.
3891 (mark_referenced_resources): Likewise.
3892 * rtlanal.c (set_noop_p): Likewise.
3893 (note_stores): Likewise.
3894 (note_uses): Likewise.
3895 * sched-deps.c (sched_analyze_1): Likewise.
3896 * sched-rgn.c (check_live_1): Likewise.
3897 (update_live_1): Likewise.
3898 * config/i860/i860.c: Likewise.
3900 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
3902 (ZERO_EXTRACT): Mention that this one can be an lvalue.
3904 * doc/rtl.texi: Update documentation for bit-fields and SET.
3906 2005-01-05 Roger Sayle <roger@eyesopen.com>
3908 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
3910 2005-01-05 Jan Hubicka <jh@suse.cz>
3911 Richard Henderson <rth@redhat.com>
3914 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
3917 2005-01-05 Richard Henderson <rth@redhat.com>
3920 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
3921 (sse_shufps): Change operand 3 to const_int_operand.
3922 (sse2_storelps): Fix typo in template.
3923 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
3924 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
3925 (ix86_expand_builtin): Likewise.
3927 2005-01-05 Julian Brown <julian@codesourcery.com>
3929 * config/arm/arm.c (arm_return_in_memory): Treat complex types
3930 as aggregates for AAPCS ABIs.
3932 2005-01-05 Stan Shebs <shebs@apple.com>
3934 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
3935 Mach-O getters if ppc64.
3936 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
3938 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3939 signed four-byte field for global code case.
3940 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
3942 2005-01-05 Roger Sayle <roger@eyesopen.com>
3945 * c-common.c: Include real.h.
3946 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
3947 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
3948 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
3949 * Makefile.in (c-common.o): Update dependencies.
3951 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3953 * c-parse.in (asm_string): Add trailing semicolon.
3955 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3957 * c-parse.in (asm_string): New. Don't allow wide strings in
3959 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
3960 asm_string instead of STRING.
3962 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
3964 * c-typeck.c (constructor_no_implicit): Remove.
3965 (set_designator, process_init_element): Don't check
3966 constructor_no_implicit.
3968 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
3969 Kaz Kojima <kkojima@gcc.gnu.org>
3972 * lcm.c (create_pre_exit): New.
3973 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
3974 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
3976 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3978 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
3979 -msoft-float in target_float_switch.
3980 * arm.c (arm_override_options): Fix processing of target_float_switch.
3982 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
3984 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
3987 2004-01-05 Uros Bizjak <uros@kss-loka.si>
3989 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
3990 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
3992 2005-01-04 Roger Sayle <roger@eyesopen.com>
3994 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
3995 if deleting the then-block allows the test-block to fallthru to the
3998 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
4001 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
4002 after the full declaration if the are in two different TUs.
4004 2005-01-04 Richard Henderson <rth@redhat.com>
4007 * tree-sra.c (generate_one_element_init): Just
4008 call gimplify_and_add.
4009 (generate_element_init): Record the
4010 new referenced variables and mark them for renaming
4011 and split out to ...
4012 (generate_element_init_1): This.
4013 (scalarize_init): Don't call push_gimplify_context/
4014 pop_gimplify_context.
4016 2005-01-04 Geoffrey Keating <geoffk@apple.com>
4018 * toplev.c (get_src_pwd): Handle failure of getpwd().
4020 2005-01-04 Roger Sayle <roger@eyesopen.com>
4022 * fold-const.c (fold_single_bit_test): Delete unreachable handling
4024 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
4025 all the cases handled by it are inverted by invert_truthvalue.
4027 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4029 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
4030 (save_register_windowsi): Likewise.
4032 2005-01-04 Richard Henderson <rth@redhat.com>
4034 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
4036 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4039 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
4040 any simplifications of vector mode comparison operators.
4041 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
4043 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
4044 Devang Patel <dpatel@apple.com>
4046 PR tree-optimization/18308
4047 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
4048 the operands before creating a new expression.
4049 * dojump.c (do_jump): Make drop_through_label available
4050 for all cases. Add expansion of COND_EXPR.
4052 2005-01-04 Ira Rosen <irar@il.ibm.com>
4054 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
4055 INTEGER_CST instead of TREE_CONSTANT.
4056 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
4057 instead of TREE_CONSTANT.
4058 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
4059 instead of TREE_CONSTANT.
4061 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
4063 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
4065 2005-01-04 Uros Bizjak <uros@kss-loka.si>
4068 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
4069 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
4071 2005-01-03 Richard Henderson <rth@redhat.com>
4073 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
4074 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
4075 fold_convert_const_real_from_real): Split out from ...
4076 (fold_convert_const): ... here.
4078 2005-01-03 Richard Henderson <rth@redhat.com>
4081 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
4082 (mov<MMXMODEI>_internal): Likewise.
4083 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
4084 Add V2SF case; use it for SSE1; don't use TI.
4085 (movdf_integer): Likewise.
4086 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
4088 2005-01-03 Ira Rosen <irar@il.ibm.com>
4090 * tree-vectorizer.c (vect_strip_conversions): New function.
4091 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
4092 check for binary class.
4094 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
4098 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
4100 * gimple-low.c (mark_blocks_with_used_vars): New function.
4101 (mark_blocks_with_used_subblocks): Ditto.
4102 (mark_used_blocks): Ditto.
4103 (pass_mark_used_blocks): New pass.
4104 * tree-inline.c: Include debug.h.
4105 (expand_call_inline): Call outlining_inline_function here.
4106 * tree-optimize.c (init_tree_optimization_passes): Add
4107 pass_mark_used_blocks.
4108 * tree-pass.h (pass_mark_used_blocks): New.
4109 * Makefile.in (tree-inline.o): Add debug.h dependency.
4111 2005-01-03 Geoffrey Keating <geoffk@apple.com>
4113 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
4114 VAR_DECLs to have weak_import attribute.
4116 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
4119 2004-01-03 Steven Bosscher <stevenb@suse.de>
4121 * passes.c (rest_of_compilation): Don't run regmove if only
4122 flag_expensive_optimizations, require flag_regmove instead.
4124 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4126 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
4128 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
4129 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4130 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
4131 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4133 2005-01-03 Richard Henderson <rth@redhat.com>
4135 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
4136 (ia64_const_ok_for_letter_p): New.
4137 (ia64_const_double_ok_for_letter_p): New.
4138 (ia64_extra_constraint): New.
4139 (ia64_expand_vecint_compare): New.
4140 (ia64_expand_vcondu_v2si): New.
4141 (ia64_expand_vecint_cmov): New.
4142 (ia64_expand_vecint_minmax): New.
4143 (ia64_print_operand): Add 'v'.
4144 (ia64_preferred_reload_class): New.
4145 (ia64_vector_mode_supported_p): New.
4146 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
4147 (PREFERRED_RELOAD_CLASS): Move to function.
4148 (CONST_OK_FOR_LETTER_P): Move to function.
4149 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
4150 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
4151 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
4152 (EXTRA_CONSTRAINT): Move to function.
4153 * config/ia64/ia64.md: Include vect.md.
4154 (itanium_class): Add mmalua.
4156 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
4158 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
4159 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
4161 (const_int_2bit_operand): New.
4162 (fr_reg_or_0_operand): New.
4163 * config/ia64/ia64-modes.def: Add vector modes.
4164 * config/ia64/ia64-protos.h: Update.
4165 * config/ia64/vect.md: New file.
4167 2005-01-03 Richard Henderson <rth@redhat.com>
4169 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
4171 2005-01-03 Uros Bizjak <uros@kss-loka.si>
4174 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
4176 (log1pdf2): Change mode of operands[0,1] to DFmode.
4178 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4180 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
4181 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
4182 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
4183 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
4184 SPARC_RELAXED_ORDERING.
4186 2005-01-03 Richard Henderson <rth@redhat.com>
4187 Uros Bizjak <uros@kss-loka.si>
4190 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
4191 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
4192 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
4194 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
4195 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
4196 const_pow2_1_to_128_operand): New predicates.
4198 2005-01-02 Greg McGary <greg@mcgary.org>
4200 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
4202 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
4203 object. [ptr_type]: Remove unused variable.
4204 Remember nearest addressable array-element or record-component
4205 when checking bitfield components. Tolerate empty BIND_EXPR.
4207 2005-01-01 Richard Henderson <rth@redhat.com>
4209 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
4210 that don't narrow the value. Fail for other conversions.
4212 2005-01-01 Richard Henderson <rth@redhat.com>
4215 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
4216 * c-lang.c (finish_file): Don't do it here.
4217 * objc/objc-act.c (objc_finish_file): Likewise.
4219 * cgraph.c (decl_assembler_name_equal): New.
4220 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
4221 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
4222 * cgraph.h (struct cgraph_varpool_node): Add next.
4223 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
4224 * varasm.c (assemble_alias): Mark the target as needed.
4226 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
4229 * function.c (get_arg_pointer_save_area): Use entry_of_function
4230 instead of get_insns.
4232 2005-01-01 Roger Sayle <roger@eyesopen.com>
4233 Andrew Pinski <pinskia@physics.uc.edu>
4234 James E. Wilson <wilson@specifixinc.com>
4236 PR rtl-optimization/12092
4237 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
4240 2005-01-01 Roger Sayle <roger@eyesopen.com>
4241 Olivier Hainque <hainque@act-europe.fr>
4243 * tree.c (int_fits_type_p): A narrower type always fits in a
4244 wider one, except for negative values into unsigned types.
4246 2005-01-01 Roger Sayle <roger@eyesopen.com>
4248 * tree.c (int_fits_type_p): Compare the result of force_fit_type
4249 with the original constant rather than require TREE_OVERFLOW.
4251 2005-01-01 Steven Bosscher <stevenb@suse.de>
4254 * c-decl.c (finish_function): If compiling C99, annotate the
4255 compiler generated return with the current file name and line 0.
4256 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
4257 the source line is greater than 0.
4258 (remove_bb): Likewise.
4260 See ChangeLog.12 for earlier changes.